]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - dpsoftrast.c
Change shader permutation flags to 64bit.
[xonotic/darkplaces.git] / dpsoftrast.c
index 84785eec18f06ec32e67c6b201ab103a435b1e7d..d9c72720449bd3a245da6397b5b873cb0c0da729 100644 (file)
@@ -3,12 +3,11 @@
 #define _USE_MATH_DEFINES
 #include <math.h>
 #include "quakedef.h"
+#include "thread.h"
 #include "dpsoftrast.h"
 
-//#define USETHREADS
-#ifdef USETHREADS
-#include <SDL.h>
-#include <SDL_thread.h>
+#ifdef _MSC_VER
+#pragma warning(disable : 4324)
 #endif
 
 #ifndef __cplusplus
@@ -16,38 +15,88 @@ typedef qboolean bool;
 #endif
 
 #define ALIGN_SIZE 16
-#define ATOMIC_SIZE 32
-
-#if defined(__GNUC__)
-#define ALIGN(var) var __attribute__((__aligned__(16)))
-#define ATOMIC(var) var __attribute__((__aligned__(32)))
-#define MEMORY_BARRIER (_mm_sfence())
-//(__sync_synchronize())
-#elif defined(_MSC_VER)
-#define ALIGN(var) __declspec(align(16)) var
-#define ATOMIC(var) __declspec(align(32)) var
-#define MEMORY_BARRIER (_mm_sfence())
-//(MemoryBarrier())
-#else
+#define ATOMIC_SIZE 4
+
+#ifdef SSE_POSSIBLE
+       #if defined(__APPLE__)
+               #include <libkern/OSAtomic.h>
+               #define ALIGN(var) var __attribute__((__aligned__(16)))
+               #define ATOMIC(var) var __attribute__((__aligned__(4)))
+               #define MEMORY_BARRIER (_mm_sfence())
+               #define ATOMIC_COUNTER volatile int32_t 
+               #define ATOMIC_INCREMENT(counter) (OSAtomicIncrement32Barrier(&(counter)))
+               #define ATOMIC_DECREMENT(counter) (OSAtomicDecrement32Barrier(&(counter)))
+               #define ATOMIC_ADD(counter, val) ((void)OSAtomicAdd32Barrier((val), &(counter)))
+       #elif defined(__GNUC__) && defined(WIN32)
+               #define ALIGN(var) var __attribute__((__aligned__(16)))
+               #define ATOMIC(var) var __attribute__((__aligned__(4)))
+               #define MEMORY_BARRIER (_mm_sfence())
+               //(__sync_synchronize())
+               #define ATOMIC_COUNTER volatile LONG
+               // this LONG * cast serves to fix an issue with broken mingw
+               // packages on Ubuntu; these only declare the function to take
+               // a LONG *, causing a compile error here. This seems to be
+               // error- and warn-free on platforms that DO declare
+               // InterlockedIncrement correctly, like mingw on Windows.
+               #define ATOMIC_INCREMENT(counter) (InterlockedIncrement((LONG *) &(counter)))
+               #define ATOMIC_DECREMENT(counter) (InterlockedDecrement((LONG *) &(counter)))
+               #define ATOMIC_ADD(counter, val) ((void)InterlockedExchangeAdd((LONG *) &(counter), (val)))
+       #elif defined(__GNUC__)
+               #define ALIGN(var) var __attribute__((__aligned__(16)))
+               #define ATOMIC(var) var __attribute__((__aligned__(4)))
+               #define MEMORY_BARRIER (_mm_sfence())
+               //(__sync_synchronize())
+               #define ATOMIC_COUNTER volatile int
+               #define ATOMIC_INCREMENT(counter) (__sync_add_and_fetch(&(counter), 1))
+               #define ATOMIC_DECREMENT(counter) (__sync_add_and_fetch(&(counter), -1))
+               #define ATOMIC_ADD(counter, val) ((void)__sync_fetch_and_add(&(counter), (val)))
+       #elif defined(_MSC_VER)
+               #define ALIGN(var) __declspec(align(16)) var
+               #define ATOMIC(var) __declspec(align(4)) var
+               #define MEMORY_BARRIER (_mm_sfence())
+               //(MemoryBarrier())
+               #define ATOMIC_COUNTER volatile LONG
+               #define ATOMIC_INCREMENT(counter) (InterlockedIncrement(&(counter)))
+               #define ATOMIC_DECREMENT(counter) (InterlockedDecrement(&(counter)))
+               #define ATOMIC_ADD(counter, val) ((void)InterlockedExchangeAdd(&(counter), (val)))
+       #endif
+#endif
+
+#ifndef ALIGN
 #define ALIGN(var) var
+#endif
+#ifndef ATOMIC
 #define ATOMIC(var) var
-#define MEMORY_BARRIER ((void)0)
 #endif
-
-#ifndef USETHREADS
-#undef MEMORY_BARRIER
+#ifndef MEMORY_BARRIER
 #define MEMORY_BARRIER ((void)0)
 #endif
+#ifndef ATOMIC_COUNTER
+#define ATOMIC_COUNTER int
+#endif
+#ifndef ATOMIC_INCREMENT
+#define ATOMIC_INCREMENT(counter) (++(counter))
+#endif
+#ifndef ATOMIC_DECREMENT
+#define ATOMIC_DECREMENT(counter) (--(counter))
+#endif
+#ifndef ATOMIC_ADD
+#define ATOMIC_ADD(counter, val) ((void)((counter) += (val)))
+#endif
 
-#ifdef SSE2_PRESENT
+#ifdef SSE_POSSIBLE
 #include <emmintrin.h>
 
-#define MM_MALLOC(size) _mm_malloc(size, ATOMIC_SIZE)
+#if defined(__GNUC__) && (__GNUC < 4 || __GNUC_MINOR__ < 6) && !defined(__clang__)
+       #define _mm_cvtss_f32(val) (__builtin_ia32_vec_ext_v4sf ((__v4sf)(val), 0))
+#endif
+
+#define MM_MALLOC(size) _mm_malloc(size, ALIGN_SIZE)
 
 static void *MM_CALLOC(size_t nmemb, size_t size)
 {
-       void *ptr = _mm_malloc(nmemb*size, ATOMIC_SIZE);
-       if(ptr != NULL) memset(ptr, 0, nmemb*size);
+       void *ptr = _mm_malloc(nmemb*size, ALIGN_SIZE);
+       if (ptr != NULL) memset(ptr, 0, nmemb*size);
        return ptr;
 }
 
@@ -84,6 +133,7 @@ typedef struct DPSOFTRAST_Texture_s
        DPSOFTRAST_TEXTURE_FILTER filter;
        int mipmaps;
        int size;
+       ATOMIC_COUNTER binds;
        unsigned char *bytes;
        int mipmap[DPSOFTRAST_MAXMIPMAPS][5];
 }
@@ -94,7 +144,8 @@ DPSOFTRAST_Texture;
 
 typedef COMMAND_ALIGN(struct DPSOFTRAST_Command_s
 {
-       int opcode;
+       unsigned char opcode;
+       unsigned short commandsize;
 }
 DPSOFTRAST_Command);
 
@@ -104,30 +155,26 @@ enum { DPSOFTRAST_OPCODE_Reset = 0 };
        enum { DPSOFTRAST_OPCODE_##name = opcodeval }; \
        typedef COMMAND_ALIGN(struct DPSOFTRAST_Command_##name##_s \
        { \
-               int opcode; \
+               unsigned char opcode; \
+               unsigned short commandsize; \
                fields \
        } DPSOFTRAST_Command_##name );
 
 #define DPSOFTRAST_DRAW_MAXCOMMANDPOOL 2097152
+#define DPSOFTRAST_DRAW_MAXCOMMANDSIZE 16384
 
-typedef ATOMIC(struct DPSOFTRAST_State_Command_Pool_s
+typedef ALIGN(struct DPSOFTRAST_State_Command_Pool_s
 {
        int freecommand;
        int usedcommands;
-       ATOMIC(unsigned char commands[DPSOFTRAST_DRAW_MAXCOMMANDPOOL]);
+       ALIGN(unsigned char commands[DPSOFTRAST_DRAW_MAXCOMMANDPOOL]);
 }
 DPSOFTRAST_State_Command_Pool);
 
-typedef ATOMIC(struct DPSOFTRAST_State_Triangle_s
+typedef ALIGN(struct DPSOFTRAST_State_Triangle_s
 {
-       int commandoffset;
        unsigned char mip[DPSOFTRAST_MAXTEXTUREUNITS]; // texcoord to screen space density values (for picking mipmap of textures)
-       int starty;
-       int endy;
-       int numpoints;
        float w[3];
-       ALIGN(float coords[4][4]);
-       ALIGN(int ycoords[4]);
        ALIGN(float attribs[DPSOFTRAST_ARRAY_TOTAL][3][4]);
 }
 DPSOFTRAST_State_Triangle);
@@ -156,25 +203,17 @@ typedef ALIGN(struct DPSOFTRAST_State_Span_s
        int triangle; // triangle this span was generated by
        int x; // framebuffer x coord
        int y; // framebuffer y coord
-       int length; // pixel count
        int startx; // usable range (according to pixelmask)
        int endx; // usable range (according to pixelmask)
        unsigned char *pixelmask; // true for pixels that passed depth test, false for others
+       int depthbase; // depthbuffer value at x (add depthslope*startx to get first pixel's depthbuffer value)
+       int depthslope; // depthbuffer value pixel delta
 }
 DPSOFTRAST_State_Span);
 
 #define DPSOFTRAST_DRAW_MAXSPANS 1024
-
-#define DPSOFTRAST_DRAW_MAXTRIANGLEPOOL 4096
-#define DPSOFTRAST_DRAW_FLUSHPROCESSTRIANGLES 64
-
-typedef ATOMIC(struct DPSOFTRAST_State_Triangle_Pool_s
-{
-       int freetriangle;
-       int usedtriangles;
-       ATOMIC(DPSOFTRAST_State_Triangle triangles[DPSOFTRAST_DRAW_MAXTRIANGLEPOOL]);
-}
-DPSOFTRAST_State_Triangle_Pool);
+#define DPSOFTRAST_DRAW_MAXTRIANGLES 128
+#define DPSOFTRAST_DRAW_MAXSPANLENGTH 256
 
 #define DPSOFTRAST_VALIDATE_FB 1
 #define DPSOFTRAST_VALIDATE_DEPTHFUNC 2
@@ -192,17 +231,17 @@ typedef enum DPSOFTRAST_BLENDMODE_e
        DPSOFTRAST_BLENDMODE_MUL2,
        DPSOFTRAST_BLENDMODE_SUBALPHA,
        DPSOFTRAST_BLENDMODE_PSEUDOALPHA,
+       DPSOFTRAST_BLENDMODE_INVADD,
        DPSOFTRAST_BLENDMODE_TOTAL
 }
 DPSOFTRAST_BLENDMODE;
 
-typedef ATOMIC(struct DPSOFTRAST_State_Thread_s
+typedef ALIGN(struct DPSOFTRAST_State_Thread_s
 {
-#ifdef USETHREADS
-       SDL_Thread *thread;
-#endif
+       void *thread;
        int index;
        
+       int cullface;
        int colormask[4];
        int blendfunc[2];
        int blendsubtract;
@@ -210,16 +249,16 @@ typedef ATOMIC(struct DPSOFTRAST_State_Thread_s
        int depthtest;
        int depthfunc;
        int scissortest;
-       int alphatest;
-       int alphafunc;
-       float alphavalue;
-       int scissor[4];
        int viewport[4];
+       int scissor[4];
        float depthrange[2];
        float polygonoffset[2];
+       float clipplane[4];
+       ALIGN(float fb_clipplane[4]);
 
        int shader_mode;
-       int shader_permutation;
+       dpuint64 shader_permutation;
+       int shader_exactspecularmath;
 
        DPSOFTRAST_Texture *texbound[DPSOFTRAST_MAXTEXTUREUNITS];
        
@@ -231,7 +270,9 @@ typedef ATOMIC(struct DPSOFTRAST_State_Thread_s
 
        // derived values (DPSOFTRAST_VALIDATE_FB)
        int fb_colormask;
-       int fb_clearscissor[4];
+       int fb_scissor[4];
+       ALIGN(float fb_viewportcenter[4]);
+       ALIGN(float fb_viewportscale[4]);
 
        // derived values (DPSOFTRAST_VALIDATE_DEPTHFUNC)
        int fb_depthfunc;
@@ -239,20 +280,29 @@ typedef ATOMIC(struct DPSOFTRAST_State_Thread_s
        // derived values (DPSOFTRAST_VALIDATE_BLENDFUNC)
        int fb_blendmode;
 
-       ATOMIC(int commandoffset);
-       int triangleoffset;
+       // band boundaries
+       int miny1;
+       int maxy1;
+       int miny2;
+       int maxy2;
 
-       bool waiting;
-#ifdef USETHREADS
-       SDL_cond *waitcond;
-#endif
+       ATOMIC(volatile int commandoffset);
+
+       volatile bool waiting;
+       volatile bool starving;
+       void *waitcond;
+       void *drawcond;
+       void *drawmutex;
 
        int numspans;
+       int numtriangles;
        DPSOFTRAST_State_Span spans[DPSOFTRAST_DRAW_MAXSPANS];
+       DPSOFTRAST_State_Triangle triangles[DPSOFTRAST_DRAW_MAXTRIANGLES];
+       unsigned char pixelmaskarray[DPSOFTRAST_DRAW_MAXSPANLENGTH+4]; // LordHavoc: padded to allow some termination bytes
 }
 DPSOFTRAST_State_Thread);
 
-typedef ATOMIC(struct DPSOFTRAST_State_s
+typedef ALIGN(struct DPSOFTRAST_State_s
 {
        int fb_width;
        int fb_height;
@@ -267,8 +317,6 @@ typedef ATOMIC(struct DPSOFTRAST_State_s
        ALIGN(float uniform4f[DPSOFTRAST_UNIFORM_TOTAL*4]);
        int uniform1i[DPSOFTRAST_UNIFORM_TOTAL];
 
-       int cullface;
-
        const float *pointer_vertex3f;
        const float *pointer_color4f;
        const unsigned char *pointer_color4ub;
@@ -279,14 +327,17 @@ typedef ATOMIC(struct DPSOFTRAST_State_s
        int components_texcoord[DPSOFTRAST_MAXTEXCOORDARRAYS];
        DPSOFTRAST_Texture *texbound[DPSOFTRAST_MAXTEXTUREUNITS];
 
+       int firstvertex;
        int numvertices;
-       int maxvertices;
-       float *in_array4f[DPSOFTRAST_ARRAY_TOTAL];
        float *post_array4f[DPSOFTRAST_ARRAY_TOTAL];
        float *screencoord4f;
-
+       int drawstarty;
+       int drawendy;
+       int drawclipped;
+       
        int shader_mode;
-       int shader_permutation;
+       dpuint64 shader_permutation;
+       int shader_exactspecularmath;
 
        int texture_max;
        int texture_end;
@@ -298,31 +349,65 @@ typedef ATOMIC(struct DPSOFTRAST_State_s
        // error reporting
        const char *errorstring;
 
+       bool usethreads;
+       int interlace;
        int numthreads;
        DPSOFTRAST_State_Thread *threads;
-#ifdef USETHREADS
-       SDL_mutex *trianglemutex;
-       SDL_cond *trianglecond;
-#endif
 
-       ATOMIC(int drawtriangle);
+       ATOMIC(volatile int drawcommand);
 
        DPSOFTRAST_State_Command_Pool commandpool;
-       DPSOFTRAST_State_Triangle_Pool trianglepool;
 }
 DPSOFTRAST_State);
 
 DPSOFTRAST_State dpsoftrast;
 
-extern int dpsoftrast_test;
-
 #define DPSOFTRAST_DEPTHSCALE (1024.0f*1048576.0f)
 #define DPSOFTRAST_DEPTHOFFSET (128.0f)
 #define DPSOFTRAST_BGRA8_FROM_RGBA32F(r,g,b,a) (((int)(r * 255.0f + 0.5f) << 16) | ((int)(g * 255.0f + 0.5f) << 8) | (int)(b * 255.0f + 0.5f) | ((int)(a * 255.0f + 0.5f) << 24))
 #define DPSOFTRAST_DEPTH32_FROM_DEPTH32F(d) ((int)(DPSOFTRAST_DEPTHSCALE * (1-d)))
-#define DPSOFTRAST_DRAW_MAXSPANLENGTH 256
 
-void DPSOFTRAST_RecalcFB(DPSOFTRAST_State_Thread *thread)
+static void DPSOFTRAST_Draw_DepthTest(DPSOFTRAST_State_Thread *thread, DPSOFTRAST_State_Span *span);
+static void DPSOFTRAST_Draw_DepthWrite(const DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Span *span);
+
+static void DPSOFTRAST_RecalcViewport(const int *viewport, float *fb_viewportcenter, float *fb_viewportscale)
+{
+       fb_viewportcenter[1] = viewport[0] + 0.5f * viewport[2] - 0.5f;
+       fb_viewportcenter[2] = dpsoftrast.fb_height - viewport[1] - 0.5f * viewport[3] - 0.5f;
+       fb_viewportcenter[3] = 0.5f;
+       fb_viewportcenter[0] = 0.0f;
+       fb_viewportscale[1] = 0.5f * viewport[2];
+       fb_viewportscale[2] = -0.5f * viewport[3];
+       fb_viewportscale[3] = 0.5f;
+       fb_viewportscale[0] = 1.0f;
+}
+
+static void DPSOFTRAST_RecalcThread(DPSOFTRAST_State_Thread *thread)
+{
+       if (dpsoftrast.interlace)
+       {
+               thread->miny1 = (thread->index*dpsoftrast.fb_height)/(2*dpsoftrast.numthreads);
+               thread->maxy1 = ((thread->index+1)*dpsoftrast.fb_height)/(2*dpsoftrast.numthreads);
+               thread->miny2 = ((dpsoftrast.numthreads+thread->index)*dpsoftrast.fb_height)/(2*dpsoftrast.numthreads);
+               thread->maxy2 = ((dpsoftrast.numthreads+thread->index+1)*dpsoftrast.fb_height)/(2*dpsoftrast.numthreads);
+       }
+       else
+       {
+               thread->miny1 = thread->miny2 = (thread->index*dpsoftrast.fb_height)/dpsoftrast.numthreads;
+               thread->maxy1 = thread->maxy2 = ((thread->index+1)*dpsoftrast.fb_height)/dpsoftrast.numthreads;
+       }
+}
+
+static void DPSOFTRAST_RecalcClipPlane(DPSOFTRAST_State_Thread *thread)
+{
+       thread->fb_clipplane[0] = thread->clipplane[0] / thread->fb_viewportscale[1];
+       thread->fb_clipplane[1] = thread->clipplane[1] / thread->fb_viewportscale[2];
+       thread->fb_clipplane[2] = thread->clipplane[2] / thread->fb_viewportscale[3];
+       thread->fb_clipplane[3] = thread->clipplane[3] / thread->fb_viewportscale[0];
+       thread->fb_clipplane[3] -= thread->fb_viewportcenter[1]*thread->fb_clipplane[0] + thread->fb_viewportcenter[2]*thread->fb_clipplane[1] + thread->fb_viewportcenter[3]*thread->fb_clipplane[2] + thread->fb_viewportcenter[0]*thread->fb_clipplane[3];
+}
+
+static void DPSOFTRAST_RecalcFB(DPSOFTRAST_State_Thread *thread)
 {
        // calculate framebuffer scissor, viewport, viewport clipped by scissor,
        // and viewport projection values
@@ -337,18 +422,22 @@ void DPSOFTRAST_RecalcFB(DPSOFTRAST_State_Thread *thread)
        if (x2 > dpsoftrast.fb_width) x2 = dpsoftrast.fb_width;
        if (y1 < 0) y1 = 0;
        if (y2 > dpsoftrast.fb_height) y2 = dpsoftrast.fb_height;
-       thread->fb_clearscissor[0] = x1;
-       thread->fb_clearscissor[1] = y1;
-       thread->fb_clearscissor[2] = x2 - x1;
-       thread->fb_clearscissor[3] = y2 - y1;
+       thread->fb_scissor[0] = x1;
+       thread->fb_scissor[1] = y1;
+       thread->fb_scissor[2] = x2 - x1;
+       thread->fb_scissor[3] = y2 - y1;
+
+       DPSOFTRAST_RecalcViewport(thread->viewport, thread->fb_viewportcenter, thread->fb_viewportscale);
+       DPSOFTRAST_RecalcClipPlane(thread);
+       DPSOFTRAST_RecalcThread(thread);
 }
 
-void DPSOFTRAST_RecalcDepthFunc(DPSOFTRAST_State_Thread *thread)
+static void DPSOFTRAST_RecalcDepthFunc(DPSOFTRAST_State_Thread *thread)
 {
        thread->fb_depthfunc = thread->depthtest ? thread->depthfunc : GL_ALWAYS;
 }
 
-void DPSOFTRAST_RecalcBlendFunc(DPSOFTRAST_State_Thread *thread)
+static void DPSOFTRAST_RecalcBlendFunc(DPSOFTRAST_State_Thread *thread)
 {
        if (thread->blendsubtract)
        {
@@ -356,14 +445,14 @@ void DPSOFTRAST_RecalcBlendFunc(DPSOFTRAST_State_Thread *thread)
                {
                #define BLENDFUNC(sfactor, dfactor, blendmode) \
                        case (sfactor<<16)|dfactor: thread->fb_blendmode = blendmode; break;
-               BLENDFUNC(GL_SRC_COLOR, GL_ONE, DPSOFTRAST_BLENDMODE_SUBALPHA)
+               BLENDFUNC(GL_SRC_ALPHA, GL_ONE, DPSOFTRAST_BLENDMODE_SUBALPHA)
                default: thread->fb_blendmode = DPSOFTRAST_BLENDMODE_OPAQUE; break;
                }
        }
        else
        {       
-           switch ((thread->blendfunc[0]<<16)|thread->blendfunc[1])
-           {
+               switch ((thread->blendfunc[0]<<16)|thread->blendfunc[1])
+               {
                BLENDFUNC(GL_ONE, GL_ZERO, DPSOFTRAST_BLENDMODE_OPAQUE)
                BLENDFUNC(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, DPSOFTRAST_BLENDMODE_ALPHA)
                BLENDFUNC(GL_SRC_ALPHA, GL_ONE, DPSOFTRAST_BLENDMODE_ADDALPHA)
@@ -373,15 +462,15 @@ void DPSOFTRAST_RecalcBlendFunc(DPSOFTRAST_State_Thread *thread)
                BLENDFUNC(GL_DST_COLOR, GL_ZERO, DPSOFTRAST_BLENDMODE_MUL)
                BLENDFUNC(GL_DST_COLOR, GL_SRC_COLOR, DPSOFTRAST_BLENDMODE_MUL2)
                BLENDFUNC(GL_ONE, GL_ONE_MINUS_SRC_ALPHA, DPSOFTRAST_BLENDMODE_PSEUDOALPHA)
-               BLENDFUNC(GL_SRC_COLOR, GL_ONE, DPSOFTRAST_BLENDMODE_SUBALPHA)
+               BLENDFUNC(GL_ONE_MINUS_DST_COLOR, GL_ONE, DPSOFTRAST_BLENDMODE_INVADD)
                default: thread->fb_blendmode = DPSOFTRAST_BLENDMODE_OPAQUE; break;
-           }
+               }
        }
 }
 
 #define DPSOFTRAST_ValidateQuick(thread, f) ((thread->validate & (f)) ? (DPSOFTRAST_Validate(thread, f), 0) : 0)
 
-void DPSOFTRAST_Validate(DPSOFTRAST_State_Thread *thread, int mask)
+static void DPSOFTRAST_Validate(DPSOFTRAST_State_Thread *thread, int mask)
 {
        mask &= thread->validate;
        if (!mask)
@@ -403,13 +492,38 @@ void DPSOFTRAST_Validate(DPSOFTRAST_State_Thread *thread, int mask)
        }
 }
 
-DPSOFTRAST_Texture *DPSOFTRAST_Texture_GetByIndex(int index)
+static DPSOFTRAST_Texture *DPSOFTRAST_Texture_GetByIndex(int index)
 {
        if (index >= 1 && index < dpsoftrast.texture_end && dpsoftrast.texture[index].bytes)
                return &dpsoftrast.texture[index];
        return NULL;
 }
 
+static void DPSOFTRAST_Texture_Grow(void)
+{
+       DPSOFTRAST_Texture *oldtexture = dpsoftrast.texture;
+       DPSOFTRAST_State_Thread *thread;
+       int i;
+       int j;
+       DPSOFTRAST_Flush();
+       // expand texture array as needed
+       if (dpsoftrast.texture_max < 1024)
+               dpsoftrast.texture_max = 1024;
+       else
+               dpsoftrast.texture_max *= 2;
+       dpsoftrast.texture = (DPSOFTRAST_Texture *)realloc(dpsoftrast.texture, dpsoftrast.texture_max * sizeof(DPSOFTRAST_Texture));
+       for (i = 0; i < DPSOFTRAST_MAXTEXTUREUNITS; i++)
+               if (dpsoftrast.texbound[i])
+                       dpsoftrast.texbound[i] = dpsoftrast.texture + (dpsoftrast.texbound[i] - oldtexture);
+       for (j = 0; j < dpsoftrast.numthreads; j++)
+       {
+               thread = &dpsoftrast.threads[j];
+               for (i = 0; i < DPSOFTRAST_MAXTEXTUREUNITS; i++)
+                       if (thread->texbound[i])
+                               thread->texbound[i] = dpsoftrast.texture + (thread->texbound[i] - oldtexture);
+       }
+}
+
 int DPSOFTRAST_Texture_New(int flags, int width, int height, int depth)
 {
        int w;
@@ -481,21 +595,13 @@ int DPSOFTRAST_Texture_New(int flags, int width, int height, int depth)
                dpsoftrast.errorstring = "DPSOFTRAST_Texture_New: dimensions are not power of two";
                return 0;
        }
-       DPSOFTRAST_Flush();
        // find first empty slot in texture array
        for (texnum = dpsoftrast.texture_firstfree;texnum < dpsoftrast.texture_end;texnum++)
                if (!dpsoftrast.texture[texnum].bytes)
                        break;
        dpsoftrast.texture_firstfree = texnum + 1;
        if (dpsoftrast.texture_max <= texnum)
-       {
-               // expand texture array as needed
-               if (dpsoftrast.texture_max < 1024)
-                       dpsoftrast.texture_max = 1024;
-               else
-                       dpsoftrast.texture_max *= 2;
-               dpsoftrast.texture = (DPSOFTRAST_Texture *)realloc(dpsoftrast.texture, dpsoftrast.texture_max * sizeof(DPSOFTRAST_Texture));
-       }
+               DPSOFTRAST_Texture_Grow();
        if (dpsoftrast.texture_end <= texnum)
                dpsoftrast.texture_end = texnum + 1;
        texture = &dpsoftrast.texture[texnum];
@@ -505,14 +611,12 @@ int DPSOFTRAST_Texture_New(int flags, int width, int height, int depth)
        texture->height = height;
        texture->depth = depth;
        texture->sides = sides;
+       texture->binds = 0;
        w = width;
        h = height;
        d = depth;
        size = 0;
        mipmaps = 0;
-       w = width;
-       h = height;
-       d = depth;
        for (;;)
        {
                s = w * h * d * sides * 4;
@@ -541,7 +645,8 @@ void DPSOFTRAST_Texture_Free(int index)
 {
        DPSOFTRAST_Texture *texture;
        texture = DPSOFTRAST_Texture_GetByIndex(index);if (!texture) return;
-       DPSOFTRAST_Flush();
+       if (texture->binds)
+               DPSOFTRAST_Flush();
        if (texture->bytes)
                MM_FREE(texture->bytes);
        texture->bytes = NULL;
@@ -552,7 +657,7 @@ void DPSOFTRAST_Texture_Free(int index)
        while (dpsoftrast.texture_end > 0 && dpsoftrast.texture[dpsoftrast.texture_end-1].bytes == NULL)
                dpsoftrast.texture_end--;
 }
-void DPSOFTRAST_Texture_CalculateMipmaps(int index)
+static void DPSOFTRAST_Texture_CalculateMipmaps(int index)
 {
        int i, x, y, z, w, layer0, layer1, row0, row1;
        unsigned char *o, *i0, *i1, *i2, *i3;
@@ -636,14 +741,18 @@ void DPSOFTRAST_Texture_UpdatePartial(int index, int mip, const unsigned char *p
        DPSOFTRAST_Texture *texture;
        unsigned char *dst;
        texture = DPSOFTRAST_Texture_GetByIndex(index);if (!texture) return;
-       DPSOFTRAST_Flush();
-       dst = texture->bytes + (blocky * texture->mipmap[0][2] + blockx) * 4;
-       while (blockheight > 0)
+       if (texture->binds)
+               DPSOFTRAST_Flush();
+       if (pixels)
        {
-               memcpy(dst, pixels, blockwidth * 4);
-               pixels += blockwidth * 4;
-               dst += texture->mipmap[0][2] * 4;
-               blockheight--;
+               dst = texture->bytes + texture->mipmap[0][1] +(-blocky * texture->mipmap[0][2] + blockx) * 4;
+               while (blockheight > 0)
+               {
+                       dst -= texture->mipmap[0][2] * 4;
+                       memcpy(dst, pixels, blockwidth * 4);
+                       pixels += blockwidth * 4;
+                       blockheight--;
+               }
        }
        DPSOFTRAST_Texture_CalculateMipmaps(index);
 }
@@ -651,8 +760,19 @@ void DPSOFTRAST_Texture_UpdateFull(int index, const unsigned char *pixels)
 {
        DPSOFTRAST_Texture *texture;
        texture = DPSOFTRAST_Texture_GetByIndex(index);if (!texture) return;
-       DPSOFTRAST_Flush();
-       memcpy(texture->bytes, pixels, texture->mipmap[0][1]);
+       if (texture->binds)
+               DPSOFTRAST_Flush();
+       if (pixels)
+       {
+               int i, stride = texture->mipmap[0][2]*4;
+               unsigned char *dst = texture->bytes + texture->mipmap[0][1];
+               for (i = texture->mipmap[0][3];i > 0;i--)
+               {
+                       dst -= stride;
+                       memcpy(dst, pixels, stride);
+                       pixels += stride;
+               }
+       }
        DPSOFTRAST_Texture_CalculateMipmaps(index);
 }
 int DPSOFTRAST_Texture_GetWidth(int index, int mip)
@@ -677,7 +797,8 @@ unsigned char *DPSOFTRAST_Texture_GetPixelPointer(int index, int mip)
 {
        DPSOFTRAST_Texture *texture;
        texture = DPSOFTRAST_Texture_GetByIndex(index);if (!texture) return 0;
-       DPSOFTRAST_Flush();
+       if (texture->binds)
+               DPSOFTRAST_Flush();
        return texture->bytes + texture->mipmap[mip][0];
 }
 void DPSOFTRAST_Texture_Filter(int index, DPSOFTRAST_TEXTURE_FILTER filter)
@@ -689,91 +810,20 @@ void DPSOFTRAST_Texture_Filter(int index, DPSOFTRAST_TEXTURE_FILTER filter)
                dpsoftrast.errorstring = "DPSOFTRAST_Texture_Filter: requested filter mode requires mipmaps";
                return;
        }
-       DPSOFTRAST_Flush();
-       texture->filter = filter;
-}
-
-void DPSOFTRAST_SetRenderTargets(int width, int height, unsigned int *depthpixels, unsigned int *colorpixels0, unsigned int *colorpixels1, unsigned int *colorpixels2, unsigned int *colorpixels3)
-{
-       if (width != dpsoftrast.fb_width || height != dpsoftrast.fb_height || depthpixels != dpsoftrast.fb_depthpixels ||
-               colorpixels0 != dpsoftrast.fb_colorpixels[0] || colorpixels1 != dpsoftrast.fb_colorpixels[1] ||
-               colorpixels2 != dpsoftrast.fb_colorpixels[2] || colorpixels3 != dpsoftrast.fb_colorpixels[3])
+       if (texture->binds)
                DPSOFTRAST_Flush();
-       dpsoftrast.fb_width = width;
-       dpsoftrast.fb_height = height;
-       dpsoftrast.fb_depthpixels = depthpixels;
-       dpsoftrast.fb_colorpixels[0] = colorpixels0;
-       dpsoftrast.fb_colorpixels[1] = colorpixels1;
-       dpsoftrast.fb_colorpixels[2] = colorpixels2;
-       dpsoftrast.fb_colorpixels[3] = colorpixels3;
+       texture->filter = filter;
 }
 
-void DPSOFTRAST_Draw_FlushThreads(void);
-
-void DPSOFTRAST_Draw_FreeTrianglePool(int space)
-{
-       DPSOFTRAST_State_Thread *thread;
-       int i;
-       int freetriangle = dpsoftrast.trianglepool.freetriangle;
-       int usedtriangles = dpsoftrast.trianglepool.usedtriangles;
-       if (usedtriangles <= DPSOFTRAST_DRAW_MAXTRIANGLEPOOL-space)
-           return;
-#ifdef USETHREADS
-       SDL_LockMutex(dpsoftrast.trianglemutex);
-#endif
-       for(;;)
-       {
-           int waitindex = -1;
-           int triangleoffset;
-           usedtriangles = 0;
-           for (i = 0; i < dpsoftrast.numthreads; i++)
-           {
-               thread = &dpsoftrast.threads[i];
-               triangleoffset = freetriangle - thread->triangleoffset;
-               if (triangleoffset < 0)
-                   triangleoffset += DPSOFTRAST_DRAW_MAXTRIANGLEPOOL;
-               if (triangleoffset > usedtriangles)
-               {
-                   waitindex = i;
-                   usedtriangles = triangleoffset;
-               }
-           }
-           if (usedtriangles <= DPSOFTRAST_DRAW_MAXTRIANGLEPOOL-space || waitindex < 0)
-               break;
-#ifdef USETHREADS
-           thread = &dpsoftrast.threads[waitindex];
-           thread->waiting = true;
-           SDL_CondBroadcast(dpsoftrast.trianglecond);
-           SDL_CondWait(thread->waitcond, dpsoftrast.trianglemutex);
-           thread->waiting = false;
-#endif
-       }
-#ifdef USETHREADS
-       SDL_UnlockMutex(dpsoftrast.trianglemutex);
-#endif
-       dpsoftrast.trianglepool.usedtriangles = usedtriangles;
-}
+static void DPSOFTRAST_Draw_FlushThreads(void);
 
-void DPSOFTRAST_Draw_SyncCommands(void)
+static void DPSOFTRAST_Draw_SyncCommands(void)
 {
-       DPSOFTRAST_State_Triangle *triangle;
-       if (dpsoftrast.trianglepool.usedtriangles >= DPSOFTRAST_DRAW_MAXTRIANGLEPOOL-1)
-#ifdef USETHREADS
-           DPSOFTRAST_Draw_FreeTrianglePool(DPSOFTRAST_DRAW_MAXTRIANGLEPOOL/8);
-#else
-           DPSOFTRAST_Draw_FlushThreads();
-#endif
-       triangle = &dpsoftrast.trianglepool.triangles[dpsoftrast.trianglepool.freetriangle];
-       triangle->commandoffset = dpsoftrast.commandpool.freecommand;
-       triangle->starty = -1;
-       triangle->endy = -1;
-       dpsoftrast.trianglepool.freetriangle = dpsoftrast.trianglepool.freetriangle < DPSOFTRAST_DRAW_MAXTRIANGLEPOOL-1 ? dpsoftrast.trianglepool.freetriangle + 1 : 0;
-       dpsoftrast.trianglepool.usedtriangles++;
-       MEMORY_BARRIER;
-       dpsoftrast.drawtriangle = dpsoftrast.trianglepool.freetriangle;
+       if(dpsoftrast.usethreads) MEMORY_BARRIER;
+       dpsoftrast.drawcommand = dpsoftrast.commandpool.freecommand;
 }
 
-void DPSOFTRAST_Draw_FreeCommandPool(int space)
+static void DPSOFTRAST_Draw_FreeCommandPool(int space)
 {
        DPSOFTRAST_State_Thread *thread;
        int i;
@@ -782,9 +832,6 @@ void DPSOFTRAST_Draw_FreeCommandPool(int space)
        if (usedcommands <= DPSOFTRAST_DRAW_MAXCOMMANDPOOL-space)
                return;
        DPSOFTRAST_Draw_SyncCommands();
-#ifdef USETHREADS
-       SDL_LockMutex(dpsoftrast.trianglemutex);
-#endif
        for(;;)
        {
                int waitindex = -1;
@@ -804,42 +851,43 @@ void DPSOFTRAST_Draw_FreeCommandPool(int space)
                }
                if (usedcommands <= DPSOFTRAST_DRAW_MAXCOMMANDPOOL-space || waitindex < 0)
                        break;
-#ifdef USETHREADS
                thread = &dpsoftrast.threads[waitindex];
-               thread->waiting = true;
-               SDL_CondBroadcast(dpsoftrast.trianglecond);
-               SDL_CondWait(thread->waitcond, dpsoftrast.trianglemutex);
-               thread->waiting = false;
-#endif
+               Thread_LockMutex(thread->drawmutex);
+               if (thread->commandoffset != dpsoftrast.drawcommand)
+               {
+                       thread->waiting = true;
+                       if (thread->starving) Thread_CondSignal(thread->drawcond);
+                       Thread_CondWait(thread->waitcond, thread->drawmutex);
+                       thread->waiting = false;
+               }
+               Thread_UnlockMutex(thread->drawmutex);
        }
-#ifdef USETHREADS
-       SDL_UnlockMutex(dpsoftrast.trianglemutex);
-#endif
        dpsoftrast.commandpool.usedcommands = usedcommands;
 }
 
+#define DPSOFTRAST_ALIGNCOMMAND(size) \
+       ((size) + ((COMMAND_SIZE - ((size)&(COMMAND_SIZE-1))) & (COMMAND_SIZE-1)))
 #define DPSOFTRAST_ALLOCATECOMMAND(name) \
-       ((DPSOFTRAST_Command_##name *) DPSOFTRAST_AllocateCommand(sizeof( DPSOFTRAST_Command_##name ) + ((COMMAND_SIZE - (sizeof( DPSOFTRAST_Command_##name )&(COMMAND_SIZE-1))) & (COMMAND_SIZE-1))))
+       ((DPSOFTRAST_Command_##name *) DPSOFTRAST_AllocateCommand( DPSOFTRAST_OPCODE_##name , DPSOFTRAST_ALIGNCOMMAND(sizeof( DPSOFTRAST_Command_##name ))))
 
-static void *DPSOFTRAST_AllocateCommand(int size)
+static void *DPSOFTRAST_AllocateCommand(int opcode, int size)
 {
        DPSOFTRAST_Command *command;
        int freecommand = dpsoftrast.commandpool.freecommand;
        int usedcommands = dpsoftrast.commandpool.usedcommands;
        int extra = sizeof(DPSOFTRAST_Command);
-       if(DPSOFTRAST_DRAW_MAXCOMMANDPOOL - freecommand < size)
+       if (DPSOFTRAST_DRAW_MAXCOMMANDPOOL - freecommand < size)
                extra += DPSOFTRAST_DRAW_MAXCOMMANDPOOL - freecommand;
-       if(usedcommands > DPSOFTRAST_DRAW_MAXCOMMANDPOOL - (size + extra))
+       if (usedcommands > DPSOFTRAST_DRAW_MAXCOMMANDPOOL - (size + extra))
        {
-#ifdef USETHREADS
-               DPSOFTRAST_Draw_FreeCommandPool(size + extra);
-#else
-               DPSOFTRAST_Draw_FlushThreads();
-#endif
+               if (dpsoftrast.usethreads)
+                       DPSOFTRAST_Draw_FreeCommandPool(size + extra);
+               else
+                       DPSOFTRAST_Draw_FlushThreads();
                freecommand = dpsoftrast.commandpool.freecommand;
                usedcommands = dpsoftrast.commandpool.usedcommands;
        }
-       if(DPSOFTRAST_DRAW_MAXCOMMANDPOOL - freecommand < size)
+       if (DPSOFTRAST_DRAW_MAXCOMMANDPOOL - freecommand < size)
        {
                command = (DPSOFTRAST_Command *) &dpsoftrast.commandpool.commands[freecommand];
                command->opcode = DPSOFTRAST_OPCODE_Reset;
@@ -847,15 +895,28 @@ static void *DPSOFTRAST_AllocateCommand(int size)
                freecommand = 0;
        }
        command = (DPSOFTRAST_Command *) &dpsoftrast.commandpool.commands[freecommand];
+       command->opcode = opcode;
+       command->commandsize = size;
        freecommand += size;
        if (freecommand >= DPSOFTRAST_DRAW_MAXCOMMANDPOOL)
                freecommand = 0;
-
        dpsoftrast.commandpool.freecommand = freecommand;
        dpsoftrast.commandpool.usedcommands = usedcommands + size;
        return command;
 }
-       
+
+static void DPSOFTRAST_UndoCommand(int size)
+{
+       int freecommand = dpsoftrast.commandpool.freecommand;
+       int usedcommands = dpsoftrast.commandpool.usedcommands;
+       freecommand -= size;
+       if (freecommand < 0)
+               freecommand += DPSOFTRAST_DRAW_MAXCOMMANDPOOL;
+       usedcommands -= size;
+       dpsoftrast.commandpool.freecommand = freecommand;
+       dpsoftrast.commandpool.usedcommands = usedcommands;
+}
+               
 DEFCOMMAND(1, Viewport, int x; int y; int width; int height;)
 static void DPSOFTRAST_Interpret_Viewport(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_Command_Viewport *command)
 {
@@ -868,7 +929,6 @@ static void DPSOFTRAST_Interpret_Viewport(DPSOFTRAST_State_Thread *thread, const
 void DPSOFTRAST_Viewport(int x, int y, int width, int height)
 {
        DPSOFTRAST_Command_Viewport *command = DPSOFTRAST_ALLOCATECOMMAND(Viewport);
-       command->opcode = DPSOFTRAST_OPCODE_Viewport;
        command->x = x;
        command->y = y;
        command->width = width;
@@ -878,31 +938,28 @@ void DPSOFTRAST_Viewport(int x, int y, int width, int height)
        dpsoftrast.viewport[1] = y;
        dpsoftrast.viewport[2] = width;
        dpsoftrast.viewport[3] = height;
-       dpsoftrast.fb_viewportcenter[1] = dpsoftrast.viewport[0] + 0.5f * dpsoftrast.viewport[2] - 0.5f;
-       dpsoftrast.fb_viewportcenter[2] = dpsoftrast.fb_height - dpsoftrast.viewport[1] - 0.5f * dpsoftrast.viewport[3] - 0.5f;
-       dpsoftrast.fb_viewportcenter[3] = 0.5f;
-       dpsoftrast.fb_viewportcenter[0] = 0.0f;
-       dpsoftrast.fb_viewportscale[1] = 0.5f * dpsoftrast.viewport[2];
-       dpsoftrast.fb_viewportscale[2] = -0.5f * dpsoftrast.viewport[3];
-       dpsoftrast.fb_viewportscale[3] = 0.5f;
-       dpsoftrast.fb_viewportscale[0] = 1.0f;
+       DPSOFTRAST_RecalcViewport(dpsoftrast.viewport, dpsoftrast.fb_viewportcenter, dpsoftrast.fb_viewportscale);
 }
 
 DEFCOMMAND(2, ClearColor, float r; float g; float b; float a;) 
 static void DPSOFTRAST_Interpret_ClearColor(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_Command_ClearColor *command)
 {
-       int i, x1, y1, x2, y2, w, h, x, y, t1, t2;
+       int i, x1, y1, x2, y2, w, h, x, y;
+       int miny1, maxy1, miny2, maxy2;
+       int bandy;
        unsigned int *p;
        unsigned int c;
        DPSOFTRAST_Validate(thread, DPSOFTRAST_VALIDATE_FB);
-       x1 = thread->fb_clearscissor[0];
-       y1 = thread->fb_clearscissor[1];
-       x2 = thread->fb_clearscissor[2];
-       y2 = thread->fb_clearscissor[1] + thread->fb_clearscissor[3];
-       t1 = (thread->index*dpsoftrast.fb_height)/dpsoftrast.numthreads;
-       t2 = ((thread->index+1)*dpsoftrast.fb_height)/dpsoftrast.numthreads;
-       if(y1 < t1) y1 = t1;
-       if(y2 > t2) y2 = t2;
+       miny1 = thread->miny1;
+       maxy1 = thread->maxy1;
+       miny2 = thread->miny2;
+       maxy2 = thread->maxy2;
+       x1 = thread->fb_scissor[0];
+       y1 = thread->fb_scissor[1];
+       x2 = thread->fb_scissor[0] + thread->fb_scissor[2];
+       y2 = thread->fb_scissor[1] + thread->fb_scissor[3];
+       if (y1 < miny1) y1 = miny1;
+       if (y2 > maxy2) y2 = maxy2;
        w = x2 - x1;
        h = y2 - y1;
        if (w < 1 || h < 1)
@@ -913,7 +970,8 @@ static void DPSOFTRAST_Interpret_ClearColor(DPSOFTRAST_State_Thread *thread, con
        {
                if (!dpsoftrast.fb_colorpixels[i])
                        continue;
-               for (y = y1;y < y2;y++)
+               for (y = y1, bandy = min(y2, maxy1); y < y2; bandy = min(y2, maxy2), y = max(y, miny2))
+               for (;y < bandy;y++)
                {
                        p = dpsoftrast.fb_colorpixels[i] + y * dpsoftrast.fb_width;
                        for (x = x1;x < x2;x++)
@@ -924,7 +982,6 @@ static void DPSOFTRAST_Interpret_ClearColor(DPSOFTRAST_State_Thread *thread, con
 void DPSOFTRAST_ClearColor(float r, float g, float b, float a)
 {
        DPSOFTRAST_Command_ClearColor *command = DPSOFTRAST_ALLOCATECOMMAND(ClearColor);
-       command->opcode = DPSOFTRAST_OPCODE_ClearColor;
        command->r = r;
        command->g = g;
        command->b = b;
@@ -934,24 +991,29 @@ void DPSOFTRAST_ClearColor(float r, float g, float b, float a)
 DEFCOMMAND(3, ClearDepth, float depth;)
 static void DPSOFTRAST_Interpret_ClearDepth(DPSOFTRAST_State_Thread *thread, DPSOFTRAST_Command_ClearDepth *command)
 {
-       int x1, y1, x2, y2, w, h, x, y, t1, t2;
+       int x1, y1, x2, y2, w, h, x, y;
+       int miny1, maxy1, miny2, maxy2;
+       int bandy;
        unsigned int *p;
        unsigned int c;
        DPSOFTRAST_Validate(thread, DPSOFTRAST_VALIDATE_FB);
-       x1 = thread->fb_clearscissor[0];
-       y1 = thread->fb_clearscissor[1];
-       x2 = thread->fb_clearscissor[2];
-       y2 = thread->fb_clearscissor[1] + thread->fb_clearscissor[3];
-       t1 = (thread->index*dpsoftrast.fb_height)/dpsoftrast.numthreads;
-       t2 = ((thread->index+1)*dpsoftrast.fb_height)/dpsoftrast.numthreads;
-       if(y1 < t1) y1 = t1;
-       if(y2 > t2) y2 = t2;
+       miny1 = thread->miny1;
+       maxy1 = thread->maxy1;
+       miny2 = thread->miny2;
+       maxy2 = thread->maxy2;
+       x1 = thread->fb_scissor[0];
+       y1 = thread->fb_scissor[1];
+       x2 = thread->fb_scissor[0] + thread->fb_scissor[2];
+       y2 = thread->fb_scissor[1] + thread->fb_scissor[3];
+       if (y1 < miny1) y1 = miny1;
+       if (y2 > maxy2) y2 = maxy2;
        w = x2 - x1;
        h = y2 - y1;
        if (w < 1 || h < 1)
                return;
        c = DPSOFTRAST_DEPTH32_FROM_DEPTH32F(command->depth);
-       for (y = y1;y < y2;y++)
+       for (y = y1, bandy = min(y2, maxy1); y < y2; bandy = min(y2, maxy2), y = max(y, miny2))
+       for (;y < bandy;y++)
        {
                p = dpsoftrast.fb_depthpixels + y * dpsoftrast.fb_width;
                for (x = x1;x < x2;x++)
@@ -961,7 +1023,6 @@ static void DPSOFTRAST_Interpret_ClearDepth(DPSOFTRAST_State_Thread *thread, DPS
 void DPSOFTRAST_ClearDepth(float d)
 {
        DPSOFTRAST_Command_ClearDepth *command = DPSOFTRAST_ALLOCATECOMMAND(ClearDepth);
-       command->opcode = DPSOFTRAST_OPCODE_ClearDepth;
        command->depth = d;
 }
 
@@ -977,7 +1038,6 @@ static void DPSOFTRAST_Interpret_ColorMask(DPSOFTRAST_State_Thread *thread, DPSO
 void DPSOFTRAST_ColorMask(int r, int g, int b, int a)
 {
        DPSOFTRAST_Command_ColorMask *command = DPSOFTRAST_ALLOCATECOMMAND(ColorMask);
-       command->opcode = DPSOFTRAST_OPCODE_ColorMask;
        command->r = r;
        command->g = g;
        command->b = b;
@@ -993,7 +1053,6 @@ static void DPSOFTRAST_Interpret_DepthTest(DPSOFTRAST_State_Thread *thread, DPSO
 void DPSOFTRAST_DepthTest(int enable)
 {
        DPSOFTRAST_Command_DepthTest *command = DPSOFTRAST_ALLOCATECOMMAND(DepthTest);
-       command->opcode = DPSOFTRAST_OPCODE_DepthTest;
        command->enable = enable;
 }
 
@@ -1006,7 +1065,6 @@ static void DPSOFTRAST_Interpret_ScissorTest(DPSOFTRAST_State_Thread *thread, DP
 void DPSOFTRAST_ScissorTest(int enable)
 {
        DPSOFTRAST_Command_ScissorTest *command = DPSOFTRAST_ALLOCATECOMMAND(ScissorTest);
-       command->opcode = DPSOFTRAST_OPCODE_ScissorTest;
        command->enable = enable;
 }
 
@@ -1022,7 +1080,6 @@ static void DPSOFTRAST_Interpret_Scissor(DPSOFTRAST_State_Thread *thread, DPSOFT
 void DPSOFTRAST_Scissor(float x, float y, float width, float height)
 {
        DPSOFTRAST_Command_Scissor *command = DPSOFTRAST_ALLOCATECOMMAND(Scissor);
-       command->opcode = DPSOFTRAST_OPCODE_Scissor;
        command->x = x;
        command->y = y;
        command->width = width;
@@ -1039,7 +1096,6 @@ static void DPSOFTRAST_Interpret_BlendFunc(DPSOFTRAST_State_Thread *thread, DPSO
 void DPSOFTRAST_BlendFunc(int sfactor, int dfactor)
 {
        DPSOFTRAST_Command_BlendFunc *command = DPSOFTRAST_ALLOCATECOMMAND(BlendFunc);
-       command->opcode = DPSOFTRAST_OPCODE_BlendFunc;
        command->sfactor = sfactor;
        command->dfactor = dfactor;
 }
@@ -1053,7 +1109,6 @@ static void DPSOFTRAST_Interpret_BlendSubtract(DPSOFTRAST_State_Thread *thread,
 void DPSOFTRAST_BlendSubtract(int enable)
 {
        DPSOFTRAST_Command_BlendSubtract *command = DPSOFTRAST_ALLOCATECOMMAND(BlendSubtract);
-       command->opcode = DPSOFTRAST_OPCODE_BlendSubtract;
        command->enable = enable;
 }
 
@@ -1065,7 +1120,6 @@ static void DPSOFTRAST_Interpret_DepthMask(DPSOFTRAST_State_Thread *thread, DPSO
 void DPSOFTRAST_DepthMask(int enable)
 {
        DPSOFTRAST_Command_DepthMask *command = DPSOFTRAST_ALLOCATECOMMAND(DepthMask);
-       command->opcode = DPSOFTRAST_OPCODE_DepthMask;
        command->enable = enable;
 }
 
@@ -1077,7 +1131,6 @@ static void DPSOFTRAST_Interpret_DepthFunc(DPSOFTRAST_State_Thread *thread, DPSO
 void DPSOFTRAST_DepthFunc(int func)
 {
        DPSOFTRAST_Command_DepthFunc *command = DPSOFTRAST_ALLOCATECOMMAND(DepthFunc);
-       command->opcode = DPSOFTRAST_OPCODE_DepthFunc;
        command->func = func;
 }
 
@@ -1090,7 +1143,6 @@ static void DPSOFTRAST_Interpret_DepthRange(DPSOFTRAST_State_Thread *thread, DPS
 void DPSOFTRAST_DepthRange(float nearval, float farval)
 {
        DPSOFTRAST_Command_DepthRange *command = DPSOFTRAST_ALLOCATECOMMAND(DepthRange);
-       command->opcode = DPSOFTRAST_OPCODE_DepthRange;
        command->nearval = nearval;
        command->farval = farval;
 }
@@ -1104,40 +1156,19 @@ static void DPSOFTRAST_Interpret_PolygonOffset(DPSOFTRAST_State_Thread *thread,
 void DPSOFTRAST_PolygonOffset(float alongnormal, float intoview)
 {
        DPSOFTRAST_Command_PolygonOffset *command = DPSOFTRAST_ALLOCATECOMMAND(PolygonOffset);
-       command->opcode = DPSOFTRAST_OPCODE_PolygonOffset;
        command->alongnormal = alongnormal;
        command->intoview = intoview;
 }
 
-void DPSOFTRAST_CullFace(int mode)
-{
-       dpsoftrast.cullface = mode;
-}
-
-DEFCOMMAND(15, AlphaTest, int enable;)
-static void DPSOFTRAST_Interpret_AlphaTest(DPSOFTRAST_State_Thread *thread, DPSOFTRAST_Command_AlphaTest *command)
-{
-       thread->alphatest = command->enable;
-}
-void DPSOFTRAST_AlphaTest(int enable)
-{
-       DPSOFTRAST_Command_AlphaTest *command = DPSOFTRAST_ALLOCATECOMMAND(AlphaTest);
-       command->opcode = DPSOFTRAST_OPCODE_AlphaTest;
-       command->enable = enable;
-}
-
-DEFCOMMAND(16, AlphaFunc, int func; float ref;)
-static void DPSOFTRAST_Interpret_AlphaFunc(DPSOFTRAST_State_Thread *thread, DPSOFTRAST_Command_AlphaFunc *command)
+DEFCOMMAND(14, CullFace, int mode;)
+static void DPSOFTRAST_Interpret_CullFace(DPSOFTRAST_State_Thread *thread, DPSOFTRAST_Command_CullFace *command)
 {
-       thread->alphafunc = command->func;
-       thread->alphavalue = command->ref;
+       thread->cullface = command->mode;
 }
-void DPSOFTRAST_AlphaFunc(int func, float ref)
+void DPSOFTRAST_CullFace(int mode)
 {
-       DPSOFTRAST_Command_AlphaFunc *command = DPSOFTRAST_ALLOCATECOMMAND(AlphaFunc);
-       command->opcode = DPSOFTRAST_OPCODE_AlphaFunc;
-       command->func = func;
-       command->ref = ref;
+       DPSOFTRAST_Command_CullFace *command = DPSOFTRAST_ALLOCATECOMMAND(CullFace);
+       command->mode = mode;
 }
 
 void DPSOFTRAST_Color4f(float r, float g, float b, float a)
@@ -1157,7 +1188,6 @@ void DPSOFTRAST_GetPixelsBGRA(int blockx, int blocky, int blockwidth, int blockh
        int bx2 = blockx + blockwidth;
        int by2 = blocky + blockheight;
        int bw;
-       int bh;
        int x;
        int y;
        unsigned char *inpixels;
@@ -1169,7 +1199,6 @@ void DPSOFTRAST_GetPixelsBGRA(int blockx, int blocky, int blockwidth, int blockh
        if (bx2 > dpsoftrast.fb_width) bx2 = dpsoftrast.fb_width;
        if (by2 > dpsoftrast.fb_height) by2 = dpsoftrast.fb_height;
        bw = bx2 - bx1;
-       bh = by2 - by1;
        inpixels = (unsigned char *)dpsoftrast.fb_colorpixels[0];
        if (dpsoftrast.bigendian)
        {
@@ -1246,6 +1275,8 @@ void DPSOFTRAST_CopyRectangleToTexture(int index, int mip, int tx, int ty, int s
        if (th > sh) th = sh;
        if (tw < 1 || th < 1)
                return;
+       sy1 = sheight - sy1 - th;
+       ty1 = theight - ty1 - th;
        for (y = 0;y < th;y++)
                memcpy(tpixels + ((ty1 + y) * twidth + tx1), spixels + ((sy1 + y) * swidth + sx1), tw*4);
        if (texture->mipmaps > 1)
@@ -1255,6 +1286,8 @@ void DPSOFTRAST_CopyRectangleToTexture(int index, int mip, int tx, int ty, int s
 DEFCOMMAND(17, SetTexture, int unitnum; DPSOFTRAST_Texture *texture;)
 static void DPSOFTRAST_Interpret_SetTexture(DPSOFTRAST_State_Thread *thread, DPSOFTRAST_Command_SetTexture *command)
 {
+       if (thread->texbound[command->unitnum])
+               ATOMIC_DECREMENT(thread->texbound[command->unitnum]->binds);
        thread->texbound[command->unitnum] = command->texture;
 }
 void DPSOFTRAST_SetTexture(int unitnum, int index)
@@ -1274,52 +1307,55 @@ void DPSOFTRAST_SetTexture(int unitnum, int index)
        }
 
        command = DPSOFTRAST_ALLOCATECOMMAND(SetTexture);
-       command->opcode = DPSOFTRAST_OPCODE_SetTexture;
        command->unitnum = unitnum;
        command->texture = texture;
 
        dpsoftrast.texbound[unitnum] = texture;
+       if (texture)
+               ATOMIC_ADD(texture->binds, dpsoftrast.numthreads);
 }
 
 void DPSOFTRAST_SetVertexPointer(const float *vertex3f, size_t stride)
 {
        dpsoftrast.pointer_vertex3f = vertex3f;
-       dpsoftrast.stride_vertex = stride;
+       dpsoftrast.stride_vertex = (int)stride;
 }
 void DPSOFTRAST_SetColorPointer(const float *color4f, size_t stride)
 {
        dpsoftrast.pointer_color4f = color4f;
        dpsoftrast.pointer_color4ub = NULL;
-       dpsoftrast.stride_color = stride;
+       dpsoftrast.stride_color = (int)stride;
 }
 void DPSOFTRAST_SetColorPointer4ub(const unsigned char *color4ub, size_t stride)
 {
        dpsoftrast.pointer_color4f = NULL;
        dpsoftrast.pointer_color4ub = color4ub;
-       dpsoftrast.stride_color = stride;
+       dpsoftrast.stride_color = (int)stride;
 }
 void DPSOFTRAST_SetTexCoordPointer(int unitnum, int numcomponents, size_t stride, const float *texcoordf)
 {
        dpsoftrast.pointer_texcoordf[unitnum] = texcoordf;
        dpsoftrast.components_texcoord[unitnum] = numcomponents;
-       dpsoftrast.stride_texcoord[unitnum] = stride;
+       dpsoftrast.stride_texcoord[unitnum] = (int)stride;
 }
 
-DEFCOMMAND(18, SetShader, int mode; int permutation;)
+DEFCOMMAND(18, SetShader, int mode; dpuint64 permutation; int exactspecularmath;)
 static void DPSOFTRAST_Interpret_SetShader(DPSOFTRAST_State_Thread *thread, DPSOFTRAST_Command_SetShader *command)
 {
        thread->shader_mode = command->mode;
        thread->shader_permutation = command->permutation;
+       thread->shader_exactspecularmath = command->exactspecularmath;
 }
-void DPSOFTRAST_SetShader(int mode, int permutation)
+void DPSOFTRAST_SetShader(int mode, dpuint64 permutation, int exactspecularmath)
 {
        DPSOFTRAST_Command_SetShader *command = DPSOFTRAST_ALLOCATECOMMAND(SetShader);
-       command->opcode = DPSOFTRAST_OPCODE_SetShader;
        command->mode = mode;
        command->permutation = permutation;
+       command->exactspecularmath = exactspecularmath;
 
        dpsoftrast.shader_mode = mode;
        dpsoftrast.shader_permutation = permutation;
+       dpsoftrast.shader_exactspecularmath = exactspecularmath;
 }
 
 DEFCOMMAND(19, Uniform4f, DPSOFTRAST_UNIFORM index; float val[4];)
@@ -1330,7 +1366,6 @@ static void DPSOFTRAST_Interpret_Uniform4f(DPSOFTRAST_State_Thread *thread, DPSO
 void DPSOFTRAST_Uniform4f(DPSOFTRAST_UNIFORM index, float v0, float v1, float v2, float v3)
 {
        DPSOFTRAST_Command_Uniform4f *command = DPSOFTRAST_ALLOCATECOMMAND(Uniform4f);
-       command->opcode = DPSOFTRAST_OPCODE_Uniform4f;
        command->index = index;
        command->val[0] = v0;
        command->val[1] = v1;
@@ -1345,7 +1380,6 @@ void DPSOFTRAST_Uniform4f(DPSOFTRAST_UNIFORM index, float v0, float v1, float v2
 void DPSOFTRAST_Uniform4fv(DPSOFTRAST_UNIFORM index, const float *v)
 {
        DPSOFTRAST_Command_Uniform4f *command = DPSOFTRAST_ALLOCATECOMMAND(Uniform4f);
-       command->opcode = DPSOFTRAST_OPCODE_Uniform4f;
        command->index = index;
        memcpy(command->val, v, sizeof(command->val));
 
@@ -1359,14 +1393,13 @@ static void DPSOFTRAST_Interpret_UniformMatrix4f(DPSOFTRAST_State_Thread *thread
 }
 void DPSOFTRAST_UniformMatrix4fv(DPSOFTRAST_UNIFORM uniform, int arraysize, int transpose, const float *v)
 {
-#ifdef SSE2_PRESENT
+#ifdef SSE_POSSIBLE
        int i, index;
        for (i = 0, index = (int)uniform;i < arraysize;i++, index += 4, v += 16)
        {
                __m128 m0, m1, m2, m3;
                DPSOFTRAST_Command_UniformMatrix4f *command = DPSOFTRAST_ALLOCATECOMMAND(UniformMatrix4f);
-               command->opcode = DPSOFTRAST_OPCODE_UniformMatrix4f;
-               command->index = index;
+               command->index = (DPSOFTRAST_UNIFORM)index;
                if (((size_t)v)&(ALIGN_SIZE-1))
                {
                        m0 = _mm_loadu_ps(v);
@@ -1413,14 +1446,28 @@ static void DPSOFTRAST_Interpret_Uniform1i(DPSOFTRAST_State_Thread *thread, DPSO
 void DPSOFTRAST_Uniform1i(DPSOFTRAST_UNIFORM index, int i0)
 {
        DPSOFTRAST_Command_Uniform1i *command = DPSOFTRAST_ALLOCATECOMMAND(Uniform1i);
-       command->opcode = DPSOFTRAST_OPCODE_Uniform1i;
        command->index = index;
        command->val = i0;
 
        dpsoftrast.uniform1i[command->index] = i0;
 }
 
-#ifdef SSE2_PRESENT
+DEFCOMMAND(24, ClipPlane, float clipplane[4];)
+static void DPSOFTRAST_Interpret_ClipPlane(DPSOFTRAST_State_Thread *thread, DPSOFTRAST_Command_ClipPlane *command)
+{
+       memcpy(thread->clipplane, command->clipplane, 4*sizeof(float));
+       thread->validate |= DPSOFTRAST_VALIDATE_FB;
+}
+void DPSOFTRAST_ClipPlane(float x, float y, float z, float w)
+{
+       DPSOFTRAST_Command_ClipPlane *command = DPSOFTRAST_ALLOCATECOMMAND(ClipPlane);
+       command->clipplane[0] = x;
+       command->clipplane[1] = y;
+       command->clipplane[2] = z;
+       command->clipplane[3] = w;
+}
+
+#ifdef SSE_POSSIBLE
 static void DPSOFTRAST_Load4fTo4f(float *dst, const unsigned char *src, int size, int stride)
 {
        float *end = dst + size*4;
@@ -1573,24 +1620,24 @@ static void DPSOFTRAST_Load4bTo4f(float *dst, const unsigned char *src, int size
                                __m128i v = _mm_loadu_si128((const __m128i *)src), v1 = _mm_unpacklo_epi8(v, _mm_setzero_si128()), v2 = _mm_unpackhi_epi8(v, _mm_setzero_si128());
                                _mm_store_ps(dst, _mm_mul_ps(_mm_cvtepi32_ps(_mm_unpacklo_epi16(v1, _mm_setzero_si128())), scale));
                                _mm_store_ps(dst + 4, _mm_mul_ps(_mm_cvtepi32_ps(_mm_unpackhi_epi16(v1, _mm_setzero_si128())), scale));
-                   _mm_store_ps(dst + 8, _mm_mul_ps(_mm_cvtepi32_ps(_mm_unpacklo_epi16(v2, _mm_setzero_si128())), scale));
-                   _mm_store_ps(dst + 12, _mm_mul_ps(_mm_cvtepi32_ps(_mm_unpackhi_epi16(v2, _mm_setzero_si128())), scale));
+                               _mm_store_ps(dst + 8, _mm_mul_ps(_mm_cvtepi32_ps(_mm_unpacklo_epi16(v2, _mm_setzero_si128())), scale));
+                               _mm_store_ps(dst + 12, _mm_mul_ps(_mm_cvtepi32_ps(_mm_unpackhi_epi16(v2, _mm_setzero_si128())), scale));
                                dst += 16;
                                src += 4*sizeof(unsigned char[4]);
                        }
                }
                else
                {
-               while (dst < end4)
-               {
-                   __m128i v = _mm_load_si128((const __m128i *)src), v1 = _mm_unpacklo_epi8(v, _mm_setzero_si128()), v2 = _mm_unpackhi_epi8(v, _mm_setzero_si128());
-                   _mm_store_ps(dst, _mm_mul_ps(_mm_cvtepi32_ps(_mm_unpacklo_epi16(v1, _mm_setzero_si128())), scale));
-                   _mm_store_ps(dst + 4, _mm_mul_ps(_mm_cvtepi32_ps(_mm_unpackhi_epi16(v1, _mm_setzero_si128())), scale));
-                   _mm_store_ps(dst + 8, _mm_mul_ps(_mm_cvtepi32_ps(_mm_unpacklo_epi16(v2, _mm_setzero_si128())), scale));
-                   _mm_store_ps(dst + 12, _mm_mul_ps(_mm_cvtepi32_ps(_mm_unpackhi_epi16(v2, _mm_setzero_si128())), scale));
-                   dst += 16;
-                   src += 4*sizeof(unsigned char[4]);
-               }
+                       while (dst < end4)
+                       {
+                               __m128i v = _mm_load_si128((const __m128i *)src), v1 = _mm_unpacklo_epi8(v, _mm_setzero_si128()), v2 = _mm_unpackhi_epi8(v, _mm_setzero_si128());
+                               _mm_store_ps(dst, _mm_mul_ps(_mm_cvtepi32_ps(_mm_unpacklo_epi16(v1, _mm_setzero_si128())), scale));
+                               _mm_store_ps(dst + 4, _mm_mul_ps(_mm_cvtepi32_ps(_mm_unpackhi_epi16(v1, _mm_setzero_si128())), scale));
+                               _mm_store_ps(dst + 8, _mm_mul_ps(_mm_cvtepi32_ps(_mm_unpacklo_epi16(v2, _mm_setzero_si128())), scale));
+                               _mm_store_ps(dst + 12, _mm_mul_ps(_mm_cvtepi32_ps(_mm_unpackhi_epi16(v2, _mm_setzero_si128())), scale));
+                               dst += 16;
+                               src += 4*sizeof(unsigned char[4]);
+                       }
                }
        }
        while (dst < end)
@@ -1614,95 +1661,19 @@ static void DPSOFTRAST_Fill4f(float *dst, const float *src, int size)
 }
 #endif
 
-void DPSOFTRAST_Draw_LoadVertices(int firstvertex, int numvertices, bool needcolors)
-{
-#ifdef SSE2_PRESENT
-       int i;
-       int j;
-       int stride;
-       const float *v;
-       float *p;
-       float *data;
-       const unsigned char *b;
-       dpsoftrast.numvertices = numvertices;
-       if (dpsoftrast.maxvertices < dpsoftrast.numvertices)
-       {
-               if (dpsoftrast.maxvertices < 4096)
-                       dpsoftrast.maxvertices = 4096;
-               while (dpsoftrast.maxvertices < dpsoftrast.numvertices)
-                       dpsoftrast.maxvertices *= 2;
-               if (dpsoftrast.in_array4f[0])
-                       MM_FREE(dpsoftrast.in_array4f[0]);
-               data = (float *)MM_CALLOC(1, dpsoftrast.maxvertices * sizeof(float[4])*(DPSOFTRAST_ARRAY_TOTAL*2 + 1));
-               for (i = 0;i < DPSOFTRAST_ARRAY_TOTAL;i++, data += dpsoftrast.maxvertices * 4)
-                       dpsoftrast.in_array4f[i] = data;
-               for (i = 0;i < DPSOFTRAST_ARRAY_TOTAL;i++, data += dpsoftrast.maxvertices * 4)
-                       dpsoftrast.post_array4f[i] = data;
-               dpsoftrast.screencoord4f = data;
-               data += dpsoftrast.maxvertices * 4;
-       }
-       stride = dpsoftrast.stride_vertex;
-       v = (const float *)((unsigned char *)dpsoftrast.pointer_vertex3f + firstvertex * stride);
-       p = dpsoftrast.in_array4f[0];
-       DPSOFTRAST_Load3fTo4f(p, (const unsigned char *)v, numvertices, stride);
-       if (needcolors)
-       {
-               if (dpsoftrast.pointer_color4f)
-               {
-                       stride = dpsoftrast.stride_color;
-                       v = (const float *)((const unsigned char *)dpsoftrast.pointer_color4f + firstvertex * stride);
-                       p = dpsoftrast.in_array4f[1];
-                       DPSOFTRAST_Load4fTo4f(p, (const unsigned char *)v, numvertices, stride);
-               }
-               else if (dpsoftrast.pointer_color4ub)
-               {
-                       stride = dpsoftrast.stride_color;
-                       b = (const unsigned char *)((const unsigned char *)dpsoftrast.pointer_color4ub + firstvertex * stride);
-                       p = dpsoftrast.in_array4f[1];
-                       DPSOFTRAST_Load4bTo4f(p, b, numvertices, stride);
-               }
-               else
-               {
-                       p = dpsoftrast.in_array4f[1];
-                       DPSOFTRAST_Fill4f(p, dpsoftrast.color, numvertices);
-               }
-       }
-       for (j = 0;j < DPSOFTRAST_ARRAY_TOTAL-2;j++)
-       {
-               if (dpsoftrast.pointer_texcoordf[j])
-               {
-                       stride = dpsoftrast.stride_texcoord[j];
-                       v = (const float *)((const unsigned char *)dpsoftrast.pointer_texcoordf[j] + firstvertex * stride);
-                       p = dpsoftrast.in_array4f[j+2];
-                       switch(dpsoftrast.components_texcoord[j])
-                       {
-                       case 2:
-                               DPSOFTRAST_Load2fTo4f(p, (const unsigned char *)v, numvertices, stride);
-                               break;
-                       case 3:
-                               DPSOFTRAST_Load3fTo4f(p, (const unsigned char *)v, numvertices, stride);
-                               break;
-                       case 4:
-                               DPSOFTRAST_Load4fTo4f(p, (const unsigned char *)v, numvertices, stride);
-                               break;
-                       }
-               }
-       }
-#endif
-}
-
-void DPSOFTRAST_Array_Transform(float *out4f, const float *in4f, int numitems, const float *inmatrix16f)
+static void DPSOFTRAST_Vertex_Transform(float *out4f, const float *in4f, int numitems, const float *inmatrix16f)
 {
-#ifdef SSE2_PRESENT
-       static const float identitymatrix[4][4] = {{1,0,0,0},{0,1,0,0},{0,0,1,0},{0,0,0,1}};
+#ifdef SSE_POSSIBLE
+       static const float identitymatrix16f[4][4] = {{1,0,0,0},{0,1,0,0},{0,0,1,0},{0,0,0,1}};
        __m128 m0, m1, m2, m3;
-       float *end = out4f + numitems*4;
-       if (!memcmp(identitymatrix, inmatrix16f, sizeof(float[16])))
+       float *end;
+       if (!memcmp(identitymatrix16f, inmatrix16f, sizeof(float[16])))
        {
                // fast case for identity matrix
-               memcpy(out4f, in4f, numitems * sizeof(float[4]));
+               if (out4f != in4f) memcpy(out4f, in4f, numitems * sizeof(float[4]));
                return;
        }
+       end = out4f + numitems*4;
        m0 = _mm_loadu_ps(inmatrix16f);
        m1 = _mm_loadu_ps(inmatrix16f + 4);
        m2 = _mm_loadu_ps(inmatrix16f + 8);
@@ -1738,53 +1709,162 @@ void DPSOFTRAST_Array_Transform(float *out4f, const float *in4f, int numitems, c
 #endif
 }
 
-void DPSOFTRAST_Array_Copy(float *out4f, const float *in4f, int numitems)
+#if 0
+static void DPSOFTRAST_Vertex_Copy(float *out4f, const float *in4f, int numitems)
 {
        memcpy(out4f, in4f, numitems * sizeof(float[4]));
 }
+#endif
+
+#ifdef SSE_POSSIBLE
+#define DPSOFTRAST_PROJECTVERTEX(out, in, viewportcenter, viewportscale) \
+{ \
+       __m128 p = (in), w = _mm_shuffle_ps(p, p, _MM_SHUFFLE(3, 3, 3, 3)); \
+       p = _mm_move_ss(_mm_shuffle_ps(p, p, _MM_SHUFFLE(2, 1, 0, 3)), _mm_set_ss(1.0f)); \
+       p = _mm_add_ps(viewportcenter, _mm_div_ps(_mm_mul_ps(viewportscale, p), w)); \
+       out = _mm_shuffle_ps(p, p, _MM_SHUFFLE(0, 3, 2, 1)); \
+}
+
+#define DPSOFTRAST_TRANSFORMVERTEX(out, in, m0, m1, m2, m3) \
+{ \
+       __m128 p = (in); \
+       out = _mm_add_ps(_mm_mul_ps(_mm_shuffle_ps(p, p, _MM_SHUFFLE(0, 0, 0, 0)), m0), \
+                                                 _mm_add_ps(_mm_mul_ps(_mm_shuffle_ps(p, p, _MM_SHUFFLE(1, 1, 1, 1)), m1), \
+                                                               _mm_add_ps(_mm_mul_ps(_mm_shuffle_ps(p, p, _MM_SHUFFLE(2, 2, 2, 2)), m2), \
+                                                                                       _mm_mul_ps(_mm_shuffle_ps(p, p, _MM_SHUFFLE(3, 3, 3, 3)), m3)))); \
+}
 
-#ifdef SSE2_PRESENT
-static __m128 DPSOFTRAST_Draw_ProjectVertex(__m128 v)
+static int DPSOFTRAST_Vertex_BoundY(int *starty, int *endy, const float *minposf, const float *maxposf, const float *inmatrix16f)
 {
+       int clipmask = 0xFF;
        __m128 viewportcenter = _mm_load_ps(dpsoftrast.fb_viewportcenter), viewportscale = _mm_load_ps(dpsoftrast.fb_viewportscale);
-       __m128 w = _mm_shuffle_ps(v, v, _MM_SHUFFLE(3, 3, 3, 3));
-       v = _mm_move_ss(_mm_shuffle_ps(v, v, _MM_SHUFFLE(2, 1, 0, 3)), _mm_set_ss(1.0f));
-       v = _mm_add_ps(viewportcenter, _mm_div_ps(_mm_mul_ps(viewportscale, v), w));
-       v = _mm_shuffle_ps(v, v, _MM_SHUFFLE(0, 3, 2, 1));
-       return v;
+       __m128 bb[8], clipdist[8], minproj = _mm_set_ss(2.0f), maxproj = _mm_set_ss(-2.0f);
+       __m128 m0 = _mm_loadu_ps(inmatrix16f), m1 = _mm_loadu_ps(inmatrix16f + 4), m2 = _mm_loadu_ps(inmatrix16f + 8), m3 = _mm_loadu_ps(inmatrix16f + 12);
+       __m128 minpos = _mm_load_ps(minposf), maxpos = _mm_load_ps(maxposf);
+       m0 = _mm_shuffle_ps(m0, m0, _MM_SHUFFLE(3, 2, 0, 1));
+       m1 = _mm_shuffle_ps(m1, m1, _MM_SHUFFLE(3, 2, 0, 1));
+       m2 = _mm_shuffle_ps(m2, m2, _MM_SHUFFLE(3, 2, 0, 1));
+       m3 = _mm_shuffle_ps(m3, m3, _MM_SHUFFLE(3, 2, 0, 1));
+       #define BBFRONT(k, pos) \
+       { \
+               DPSOFTRAST_TRANSFORMVERTEX(bb[k], pos, m0, m1, m2, m3); \
+               clipdist[k] = _mm_add_ss(_mm_shuffle_ps(bb[k], bb[k], _MM_SHUFFLE(2, 2, 2, 2)), _mm_shuffle_ps(bb[k], bb[k], _MM_SHUFFLE(3, 3, 3, 3))); \
+               if (_mm_ucomige_ss(clipdist[k], _mm_setzero_ps())) \
+               { \
+                       __m128 proj; \
+                       clipmask &= ~(1<<k); \
+                       proj = _mm_div_ss(bb[k], _mm_shuffle_ps(bb[k], bb[k], _MM_SHUFFLE(3, 3, 3, 3))); \
+                       minproj = _mm_min_ss(minproj, proj); \
+                       maxproj = _mm_max_ss(maxproj, proj); \
+               } \
+       }
+       BBFRONT(0, minpos); 
+       BBFRONT(1, _mm_move_ss(minpos, maxpos)); 
+       BBFRONT(2, _mm_shuffle_ps(_mm_move_ss(maxpos, minpos), minpos, _MM_SHUFFLE(3, 2, 1, 0))); 
+       BBFRONT(3, _mm_shuffle_ps(maxpos, minpos, _MM_SHUFFLE(3, 2, 1, 0))); 
+       BBFRONT(4, _mm_shuffle_ps(minpos, maxpos, _MM_SHUFFLE(3, 2, 1, 0))); 
+       BBFRONT(5, _mm_shuffle_ps(_mm_move_ss(minpos, maxpos), maxpos, _MM_SHUFFLE(3, 2, 1, 0))); 
+       BBFRONT(6, _mm_move_ss(maxpos, minpos)); 
+       BBFRONT(7, maxpos);
+       #define BBCLIP(k) \
+       { \
+               if (clipmask&(1<<k)) \
+               { \
+                       if (!(clipmask&(1<<(k^1)))) \
+                       { \
+                               __m128 frac = _mm_div_ss(clipdist[k], _mm_sub_ss(clipdist[k], clipdist[k^1])); \
+                               __m128 proj = _mm_add_ps(bb[k], _mm_mul_ps(_mm_shuffle_ps(frac, frac, _MM_SHUFFLE(0, 0, 0, 0)), _mm_sub_ps(bb[k^1], bb[k]))); \
+                               proj = _mm_div_ss(proj, _mm_shuffle_ps(proj, proj, _MM_SHUFFLE(3, 3, 3, 3))); \
+                               minproj = _mm_min_ss(minproj, proj); \
+                               maxproj = _mm_max_ss(maxproj, proj); \
+                       } \
+                       if (!(clipmask&(1<<(k^2)))) \
+                       { \
+                               __m128 frac = _mm_div_ss(clipdist[k], _mm_sub_ss(clipdist[k], clipdist[k^2])); \
+                               __m128 proj = _mm_add_ps(bb[k], _mm_mul_ps(_mm_shuffle_ps(frac, frac, _MM_SHUFFLE(0, 0, 0, 0)), _mm_sub_ps(bb[k^2], bb[k]))); \
+                               proj = _mm_div_ss(proj, _mm_shuffle_ps(proj, proj, _MM_SHUFFLE(3, 3, 3, 3))); \
+                               minproj = _mm_min_ss(minproj, proj); \
+                               maxproj = _mm_max_ss(maxproj, proj); \
+                       } \
+                       if (!(clipmask&(1<<(k^4)))) \
+                       { \
+                               __m128 frac = _mm_div_ss(clipdist[k], _mm_sub_ss(clipdist[k], clipdist[k^4])); \
+                               __m128 proj = _mm_add_ps(bb[k], _mm_mul_ps(_mm_shuffle_ps(frac, frac, _MM_SHUFFLE(0, 0, 0, 0)), _mm_sub_ps(bb[k^4], bb[k]))); \
+                               proj = _mm_div_ss(proj, _mm_shuffle_ps(proj, proj, _MM_SHUFFLE(3, 3, 3, 3))); \
+                               minproj = _mm_min_ss(minproj, proj); \
+                               maxproj = _mm_max_ss(maxproj, proj); \
+                       } \
+               } \
+       }
+       BBCLIP(0); BBCLIP(1); BBCLIP(2); BBCLIP(3); BBCLIP(4); BBCLIP(5); BBCLIP(6); BBCLIP(7);
+       viewportcenter = _mm_shuffle_ps(viewportcenter, viewportcenter, _MM_SHUFFLE(0, 3, 1, 2));
+       viewportscale = _mm_shuffle_ps(viewportscale, viewportscale, _MM_SHUFFLE(0, 3, 1, 2));
+       minproj = _mm_max_ss(minproj, _mm_set_ss(-2.0f));
+       maxproj = _mm_min_ss(maxproj, _mm_set_ss(2.0f));
+       minproj = _mm_add_ss(viewportcenter, _mm_mul_ss(minproj, viewportscale));
+       maxproj = _mm_add_ss(viewportcenter, _mm_mul_ss(maxproj, viewportscale));
+       *starty = _mm_cvttss_si32(maxproj);
+       *endy = _mm_cvttss_si32(minproj)+1;
+       return clipmask;
 }
-#endif
-
-void DPSOFTRAST_Array_Project(float *out4f, float *screen4f, const float *in4f, int numitems)
+       
+static int DPSOFTRAST_Vertex_Project(float *out4f, float *screen4f, int *starty, int *endy, const float *in4f, int numitems)
 {
-#ifdef SSE2_PRESENT
+       static const float identitymatrix16f[16] = {1,0,0,0, 0,1,0,0, 0,0,1,0, 0,0,0,1};
        float *end = out4f + numitems*4;
        __m128 viewportcenter = _mm_load_ps(dpsoftrast.fb_viewportcenter), viewportscale = _mm_load_ps(dpsoftrast.fb_viewportscale);
-       while (out4f < end)
+       __m128 minpos, maxpos;
+       if (((size_t)in4f)&(ALIGN_SIZE-1)) // check alignment
+       {
+               minpos = maxpos = _mm_loadu_ps(in4f);
+               while (out4f < end)
+               {
+                       __m128 v = _mm_loadu_ps(in4f);
+                       minpos = _mm_min_ps(minpos, v);
+                       maxpos = _mm_max_ps(maxpos, v);
+                       _mm_store_ps(out4f, v);
+                       DPSOFTRAST_PROJECTVERTEX(v, v, viewportcenter, viewportscale);
+                       _mm_store_ps(screen4f, v);
+                       in4f += 4;
+                       out4f += 4;
+                       screen4f += 4;
+               }
+       }
+       else
        {
-               __m128 v = _mm_load_ps(in4f), w = _mm_shuffle_ps(v, v, _MM_SHUFFLE(3, 3, 3, 3));
-               _mm_store_ps(out4f, v);
-               v = _mm_move_ss(_mm_shuffle_ps(v, v, _MM_SHUFFLE(2, 1, 0, 3)), _mm_set_ss(1.0f));
-               v = _mm_add_ps(viewportcenter, _mm_div_ps(_mm_mul_ps(viewportscale, v), w));
-               _mm_store_ps(screen4f, _mm_shuffle_ps(v, v, _MM_SHUFFLE(0, 3, 2, 1)));
-               in4f += 4;
-               out4f += 4;
-               screen4f += 4;
+               minpos = maxpos = _mm_load_ps(in4f);
+               while (out4f < end)
+               {
+                       __m128 v = _mm_load_ps(in4f);
+                       minpos = _mm_min_ps(minpos, v);
+                       maxpos = _mm_max_ps(maxpos, v);
+                       _mm_store_ps(out4f, v);
+                       DPSOFTRAST_PROJECTVERTEX(v, v, viewportcenter, viewportscale);
+                       _mm_store_ps(screen4f, v);
+                       in4f += 4;
+                       out4f += 4;
+                       screen4f += 4;
+               }
        }
-#endif
+       if (starty && endy) 
+       {
+               ALIGN(float minposf[4]);
+               ALIGN(float maxposf[4]);
+               _mm_store_ps(minposf, minpos);
+               _mm_store_ps(maxposf, maxpos);
+               return DPSOFTRAST_Vertex_BoundY(starty, endy, minposf, maxposf, identitymatrix16f);
+       }
+       return 0;
 }
 
-void DPSOFTRAST_Array_TransformProject(float *out4f, float *screen4f, const float *in4f, int numitems, const float *inmatrix16f)
+static int DPSOFTRAST_Vertex_TransformProject(float *out4f, float *screen4f, int *starty, int *endy, const float *in4f, int numitems, const float *inmatrix16f)
 {
-#ifdef SSE2_PRESENT
-       static const float identitymatrix[4][4] = {{1,0,0,0},{0,1,0,0},{0,0,1,0},{0,0,0,1}};
-       __m128 m0, m1, m2, m3, viewportcenter, viewportscale;
-       float *end = out4f + numitems*4;
-       if (!memcmp(identitymatrix, inmatrix16f, sizeof(float[16])))
-       {
-               DPSOFTRAST_Array_Project(out4f, screen4f, in4f, numitems);
-               return;
-       }
+       static const float identitymatrix16f[16] = {1,0,0,0, 0,1,0,0, 0,0,1,0, 0,0,0,1};
+       __m128 m0, m1, m2, m3, viewportcenter, viewportscale, minpos, maxpos;
+       float *end;
+       if (!memcmp(identitymatrix16f, inmatrix16f, sizeof(float[16])))
+               return DPSOFTRAST_Vertex_Project(out4f, screen4f, starty, endy, in4f, numitems);
+       end = out4f + numitems*4;
        viewportcenter = _mm_load_ps(dpsoftrast.fb_viewportcenter);
        viewportscale = _mm_load_ps(dpsoftrast.fb_viewportscale);
        m0 = _mm_loadu_ps(inmatrix16f);
@@ -1793,18 +1873,16 @@ void DPSOFTRAST_Array_TransformProject(float *out4f, float *screen4f, const floa
        m3 = _mm_loadu_ps(inmatrix16f + 12);
        if (((size_t)in4f)&(ALIGN_SIZE-1)) // check alignment
        {
+               minpos = maxpos = _mm_loadu_ps(in4f);
                while (out4f < end)
                {
-                       __m128 v = _mm_loadu_ps(in4f), w;
-                       v = _mm_add_ps(_mm_mul_ps(_mm_shuffle_ps(v, v, _MM_SHUFFLE(0, 0, 0, 0)), m0),
-                                               _mm_add_ps(_mm_mul_ps(_mm_shuffle_ps(v, v, _MM_SHUFFLE(1, 1, 1, 1)), m1),
-                                                       _mm_add_ps(_mm_mul_ps(_mm_shuffle_ps(v, v, _MM_SHUFFLE(2, 2, 2, 2)), m2),
-                                                                               _mm_mul_ps(_mm_shuffle_ps(v, v, _MM_SHUFFLE(3, 3, 3, 3)), m3))));
+                       __m128 v = _mm_loadu_ps(in4f);
+                       minpos = _mm_min_ps(minpos, v);
+                       maxpos = _mm_max_ps(maxpos, v);
+                       DPSOFTRAST_TRANSFORMVERTEX(v, v, m0, m1, m2, m3);
                        _mm_store_ps(out4f, v);
-                       w = _mm_shuffle_ps(v, v, _MM_SHUFFLE(3, 3, 3, 3));
-                       v = _mm_move_ss(_mm_shuffle_ps(v, v, _MM_SHUFFLE(2, 1, 0, 3)), _mm_set_ss(1.0f));
-                       v = _mm_add_ps(viewportcenter, _mm_div_ps(_mm_mul_ps(viewportscale, v), w));
-                       _mm_store_ps(screen4f, _mm_shuffle_ps(v, v, _MM_SHUFFLE(0, 3, 2, 1)));
+                       DPSOFTRAST_PROJECTVERTEX(v, v, viewportcenter, viewportscale);
+                       _mm_store_ps(screen4f, v);
                        in4f += 4;
                        out4f += 4;
                        screen4f += 4;
@@ -1812,27 +1890,124 @@ void DPSOFTRAST_Array_TransformProject(float *out4f, float *screen4f, const floa
        }
        else
        {
+               minpos = maxpos = _mm_load_ps(in4f);
                while (out4f < end)
                {
-                       __m128 v = _mm_load_ps(in4f), w;
-                       v = _mm_add_ps(_mm_mul_ps(_mm_shuffle_ps(v, v, _MM_SHUFFLE(0, 0, 0, 0)), m0),
-                                               _mm_add_ps(_mm_mul_ps(_mm_shuffle_ps(v, v, _MM_SHUFFLE(1, 1, 1, 1)), m1),
-                                                       _mm_add_ps(_mm_mul_ps(_mm_shuffle_ps(v, v, _MM_SHUFFLE(2, 2, 2, 2)), m2),
-                                                                               _mm_mul_ps(_mm_shuffle_ps(v, v, _MM_SHUFFLE(3, 3, 3, 3)), m3))));
+                       __m128 v = _mm_load_ps(in4f);
+                       minpos = _mm_min_ps(minpos, v);
+                       maxpos = _mm_max_ps(maxpos, v);
+                       DPSOFTRAST_TRANSFORMVERTEX(v, v, m0, m1, m2, m3);
                        _mm_store_ps(out4f, v);
-                       w = _mm_shuffle_ps(v, v, _MM_SHUFFLE(3, 3, 3, 3));
-                       v = _mm_move_ss(_mm_shuffle_ps(v, v, _MM_SHUFFLE(2, 1, 0, 3)), _mm_set_ss(1.0f));
-                       v = _mm_add_ps(viewportcenter, _mm_div_ps(_mm_mul_ps(viewportscale, v), w));
-                       _mm_store_ps(screen4f, _mm_shuffle_ps(v, v, _MM_SHUFFLE(0, 3, 2, 1)));
+                       DPSOFTRAST_PROJECTVERTEX(v, v, viewportcenter, viewportscale);
+                       _mm_store_ps(screen4f, v);
                        in4f += 4;
                        out4f += 4;
                        screen4f += 4;
                }
        }
-#endif
+       if (starty && endy) 
+       {
+               ALIGN(float minposf[4]);
+               ALIGN(float maxposf[4]);
+               _mm_store_ps(minposf, minpos);
+               _mm_store_ps(maxposf, maxpos);
+               return DPSOFTRAST_Vertex_BoundY(starty, endy, minposf, maxposf, inmatrix16f); 
+       }
+       return 0;
+}
+#endif
+
+static float *DPSOFTRAST_Array_Load(int outarray, int inarray)
+{
+#ifdef SSE_POSSIBLE
+       float *outf = dpsoftrast.post_array4f[outarray];
+       const unsigned char *inb;
+       int firstvertex = dpsoftrast.firstvertex;
+       int numvertices = dpsoftrast.numvertices;
+       int stride;
+       switch(inarray)
+       {
+       case DPSOFTRAST_ARRAY_POSITION:
+               stride = dpsoftrast.stride_vertex;
+               inb = (unsigned char *)dpsoftrast.pointer_vertex3f + firstvertex * stride;
+               DPSOFTRAST_Load3fTo4f(outf, inb, numvertices, stride);
+               break;
+       case DPSOFTRAST_ARRAY_COLOR:
+               stride = dpsoftrast.stride_color;
+               if (dpsoftrast.pointer_color4f)
+               {
+                       inb = (const unsigned char *)dpsoftrast.pointer_color4f + firstvertex * stride;
+                       DPSOFTRAST_Load4fTo4f(outf, inb, numvertices, stride);
+               }
+               else if (dpsoftrast.pointer_color4ub)
+               {
+                       stride = dpsoftrast.stride_color;
+                       inb = (const unsigned char *)dpsoftrast.pointer_color4ub + firstvertex * stride;
+                       DPSOFTRAST_Load4bTo4f(outf, inb, numvertices, stride);
+               }
+               else
+               {
+                       DPSOFTRAST_Fill4f(outf, dpsoftrast.color, numvertices);
+               }
+               break;
+       default:
+               stride = dpsoftrast.stride_texcoord[inarray-DPSOFTRAST_ARRAY_TEXCOORD0];
+               if (dpsoftrast.pointer_texcoordf[inarray-DPSOFTRAST_ARRAY_TEXCOORD0])
+               {
+                       inb = (const unsigned char *)dpsoftrast.pointer_texcoordf[inarray-DPSOFTRAST_ARRAY_TEXCOORD0] + firstvertex * stride;
+                       switch(dpsoftrast.components_texcoord[inarray-DPSOFTRAST_ARRAY_TEXCOORD0])
+                       {
+                       case 2:
+                               DPSOFTRAST_Load2fTo4f(outf, inb, numvertices, stride);
+                               break;
+                       case 3:
+                               DPSOFTRAST_Load3fTo4f(outf, inb, numvertices, stride);
+                               break;
+                       case 4:
+                               DPSOFTRAST_Load4fTo4f(outf, inb, numvertices, stride);
+                               break;
+                       }
+               }
+               break;
+       }
+       return outf;
+#else
+       return NULL;
+#endif
+}
+
+static float *DPSOFTRAST_Array_Transform(int outarray, int inarray, const float *inmatrix16f)
+{
+       float *data = inarray >= 0 ? DPSOFTRAST_Array_Load(outarray, inarray) : dpsoftrast.post_array4f[outarray];
+       DPSOFTRAST_Vertex_Transform(data, data, dpsoftrast.numvertices, inmatrix16f);
+       return data;
+}
+
+#if 0
+static float *DPSOFTRAST_Array_Project(int outarray, int inarray)
+{
+#ifdef SSE_POSSIBLE
+       float *data = inarray >= 0 ? DPSOFTRAST_Array_Load(outarray, inarray) : dpsoftrast.post_array4f[outarray];
+       dpsoftrast.drawclipped = DPSOFTRAST_Vertex_Project(data, dpsoftrast.screencoord4f, &dpsoftrast.drawstarty, &dpsoftrast.drawendy, data, dpsoftrast.numvertices);
+       return data;
+#else
+       return NULL;
+#endif
+}
+#endif
+
+static float *DPSOFTRAST_Array_TransformProject(int outarray, int inarray, const float *inmatrix16f)
+{
+#ifdef SSE_POSSIBLE
+       float *data = inarray >= 0 ? DPSOFTRAST_Array_Load(outarray, inarray) : dpsoftrast.post_array4f[outarray];
+       dpsoftrast.drawclipped = DPSOFTRAST_Vertex_TransformProject(data, dpsoftrast.screencoord4f, &dpsoftrast.drawstarty, &dpsoftrast.drawendy, data, dpsoftrast.numvertices, inmatrix16f);
+       return data;
+#else
+       return NULL;
+#endif
 }
 
-void DPSOFTRAST_Draw_Span_Begin(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, float *zf)
+static void DPSOFTRAST_Draw_Span_Begin(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, float *zf)
 {
        int x;
        int startx = span->startx;
@@ -1840,11 +2015,18 @@ void DPSOFTRAST_Draw_Span_Begin(DPSOFTRAST_State_Thread *thread, const DPSOFTRAS
        float wslope = triangle->w[0];
        float w = triangle->w[2] + span->x*wslope + span->y*triangle->w[1];
        float endz = 1.0f / (w + wslope * startx);
+       if (triangle->w[0] == 0)
+       {
+               // LordHavoc: fast flat polygons (HUD/menu)
+               for (x = startx;x < endx;x++)
+                       zf[x] = endz;
+               return;
+       }
        for (x = startx;x < endx;)
        {
                int nextsub = x + DPSOFTRAST_DRAW_MAXSUBSPAN, endsub = nextsub - 1;
                float z = endz, dz;
-               if(nextsub >= endx) nextsub = endsub = endx-1;
+               if (nextsub >= endx) nextsub = endsub = endx-1;
                endz = 1.0f / (w + wslope * nextsub);
                dz = x < nextsub ? (endz - z) / (nextsub - x) : 0.0f;
                for (; x <= endsub; x++, z += dz)
@@ -1852,306 +2034,318 @@ void DPSOFTRAST_Draw_Span_Begin(DPSOFTRAST_State_Thread *thread, const DPSOFTRAS
        }
 }
 
-void DPSOFTRAST_Draw_Span_Finish(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, const float * RESTRICT in4f)
+static void DPSOFTRAST_Draw_Span_FinishBGRA8(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, const unsigned char* RESTRICT in4ub)
 {
+#ifdef SSE_POSSIBLE
        int x;
        int startx = span->startx;
        int endx = span->endx;
-       int d[4];
-       float a, b;
+       int maskx;
+       int subx;
+       const unsigned int * RESTRICT ini = (const unsigned int *)in4ub;
        unsigned char * RESTRICT pixelmask = span->pixelmask;
-       unsigned char * RESTRICT pixel = (unsigned char *)dpsoftrast.fb_colorpixels[0];
-       if (!pixel)
+       unsigned int * RESTRICT pixeli = (unsigned int *)dpsoftrast.fb_colorpixels[0];
+       if (!pixeli)
                return;
-       pixel += (span->y * dpsoftrast.fb_width + span->x) * 4;
+       pixeli += span->y * dpsoftrast.fb_width + span->x;
        // handle alphatest now (this affects depth writes too)
-       if (thread->alphatest)
+       if (thread->shader_permutation & SHADERPERMUTATION_ALPHAKILL)
                for (x = startx;x < endx;x++)
-                       if (in4f[x*4+3] < 0.5f)
+                       if (in4ub[x*4+3] < 128)
                                pixelmask[x] = false;
-       // FIXME: this does not handle bigendian
+       // LordHavoc: clear pixelmask for some pixels in alphablend cases, this
+       // helps sprites, text and hud artwork
        switch(thread->fb_blendmode)
        {
-       case DPSOFTRAST_BLENDMODE_OPAQUE:
-               for (x = startx;x < endx;x++)
-               {
-                       if (!pixelmask[x])
-                               continue;
-                       d[0] = (int)(in4f[x*4+2]*255.0f);if (d[0] > 255) d[0] = 255;
-                       d[1] = (int)(in4f[x*4+1]*255.0f);if (d[1] > 255) d[1] = 255;
-                       d[2] = (int)(in4f[x*4+0]*255.0f);if (d[2] > 255) d[2] = 255;
-                       d[3] = (int)(in4f[x*4+3]*255.0f);if (d[3] > 255) d[3] = 255;
-                       pixel[x*4+0] = d[0];
-                       pixel[x*4+1] = d[1];
-                       pixel[x*4+2] = d[2];
-                       pixel[x*4+3] = d[3];
-               }
-               break;
        case DPSOFTRAST_BLENDMODE_ALPHA:
-               for (x = startx;x < endx;x++)
-               {
-                       if (!pixelmask[x])
-                               continue;
-                       a = in4f[x*4+3] * 255.0f;
-                       b = 1.0f - in4f[x*4+3];
-                       d[0] = (int)(in4f[x*4+2]*a+pixel[x*4+0]*b);if (d[0] > 255) d[0] = 255;
-                       d[1] = (int)(in4f[x*4+1]*a+pixel[x*4+1]*b);if (d[1] > 255) d[1] = 255;
-                       d[2] = (int)(in4f[x*4+0]*a+pixel[x*4+2]*b);if (d[2] > 255) d[2] = 255;
-                       d[3] = (int)(in4f[x*4+3]*a+pixel[x*4+3]*b);if (d[3] > 255) d[3] = 255;
-                       pixel[x*4+0] = d[0];
-                       pixel[x*4+1] = d[1];
-                       pixel[x*4+2] = d[2];
-                       pixel[x*4+3] = d[3];
-               }
-               break;
        case DPSOFTRAST_BLENDMODE_ADDALPHA:
+       case DPSOFTRAST_BLENDMODE_SUBALPHA:
+               maskx = startx;
                for (x = startx;x < endx;x++)
                {
-                       if (!pixelmask[x])
-                               continue;
-                       a = in4f[x*4+3] * 255.0f;
-                       d[0] = (int)(in4f[x*4+2]*a+pixel[x*4+0]);if (d[0] > 255) d[0] = 255;
-                       d[1] = (int)(in4f[x*4+1]*a+pixel[x*4+1]);if (d[1] > 255) d[1] = 255;
-                       d[2] = (int)(in4f[x*4+0]*a+pixel[x*4+2]);if (d[2] > 255) d[2] = 255;
-                       d[3] = (int)(in4f[x*4+3]*a+pixel[x*4+3]);if (d[3] > 255) d[3] = 255;
-                       pixel[x*4+0] = d[0];
-                       pixel[x*4+1] = d[1];
-                       pixel[x*4+2] = d[2];
-                       pixel[x*4+3] = d[3];
+                       if (in4ub[x*4+3] >= 1)
+                       {
+                               startx = x;
+                               for (;;)
+                               {
+                                       while (++x < endx && in4ub[x*4+3] >= 1) ;
+                                       maskx = x;
+                                       if (x >= endx) break;
+                                       ++x;
+                                       while (++x < endx && in4ub[x*4+3] < 1) pixelmask[x] = false;
+                                       if (x >= endx) break;
+                               }
+                               break;
+                       }
                }
+               endx = maskx;
                break;
+       case DPSOFTRAST_BLENDMODE_OPAQUE:
        case DPSOFTRAST_BLENDMODE_ADD:
-               for (x = startx;x < endx;x++)
-               {
-                       if (!pixelmask[x])
-                               continue;
-                       d[0] = (int)(in4f[x*4+2]*255.0f+pixel[x*4+0]);if (d[0] > 255) d[0] = 255;
-                       d[1] = (int)(in4f[x*4+1]*255.0f+pixel[x*4+1]);if (d[1] > 255) d[1] = 255;
-                       d[2] = (int)(in4f[x*4+0]*255.0f+pixel[x*4+2]);if (d[2] > 255) d[2] = 255;
-                       d[3] = (int)(in4f[x*4+3]*255.0f+pixel[x*4+3]);if (d[3] > 255) d[3] = 255;
-                       pixel[x*4+0] = d[0];
-                       pixel[x*4+1] = d[1];
-                       pixel[x*4+2] = d[2];
-                       pixel[x*4+3] = d[3];
-               }
-               break;
        case DPSOFTRAST_BLENDMODE_INVMOD:
-               for (x = startx;x < endx;x++)
-               {
-                       if (!pixelmask[x])
-                               continue;
-                       d[0] = (int)((1.0f-in4f[x*4+2])*pixel[x*4+0]);if (d[0] > 255) d[0] = 255;
-                       d[1] = (int)((1.0f-in4f[x*4+1])*pixel[x*4+1]);if (d[1] > 255) d[1] = 255;
-                       d[2] = (int)((1.0f-in4f[x*4+0])*pixel[x*4+2]);if (d[2] > 255) d[2] = 255;
-                       d[3] = (int)((1.0f-in4f[x*4+3])*pixel[x*4+3]);if (d[3] > 255) d[3] = 255;
-                       pixel[x*4+0] = d[0];
-                       pixel[x*4+1] = d[1];
-                       pixel[x*4+2] = d[2];
-                       pixel[x*4+3] = d[3];
-               }
-               break;
        case DPSOFTRAST_BLENDMODE_MUL:
-               for (x = startx;x < endx;x++)
-               {
-                       if (!pixelmask[x])
-                               continue;
-                       d[0] = (int)(in4f[x*4+2]*pixel[x*4+0]);if (d[0] > 255) d[0] = 255;
-                       d[1] = (int)(in4f[x*4+1]*pixel[x*4+1]);if (d[1] > 255) d[1] = 255;
-                       d[2] = (int)(in4f[x*4+0]*pixel[x*4+2]);if (d[2] > 255) d[2] = 255;
-                       d[3] = (int)(in4f[x*4+3]*pixel[x*4+3]);if (d[3] > 255) d[3] = 255;
-                       pixel[x*4+0] = d[0];
-                       pixel[x*4+1] = d[1];
-                       pixel[x*4+2] = d[2];
-                       pixel[x*4+3] = d[3];
-               }
-               break;
        case DPSOFTRAST_BLENDMODE_MUL2:
-               for (x = startx;x < endx;x++)
-               {
-                       if (!pixelmask[x])
-                               continue;
-                       d[0] = (int)(in4f[x*4+2]*pixel[x*4+0]*2.0f);if (d[0] > 255) d[0] = 255;
-                       d[1] = (int)(in4f[x*4+1]*pixel[x*4+1]*2.0f);if (d[1] > 255) d[1] = 255;
-                       d[2] = (int)(in4f[x*4+0]*pixel[x*4+2]*2.0f);if (d[2] > 255) d[2] = 255;
-                       d[3] = (int)(in4f[x*4+3]*pixel[x*4+3]*2.0f);if (d[3] > 255) d[3] = 255;
-                       pixel[x*4+0] = d[0];
-                       pixel[x*4+1] = d[1];
-                       pixel[x*4+2] = d[2];
-                       pixel[x*4+3] = d[3];
-               }
+       case DPSOFTRAST_BLENDMODE_PSEUDOALPHA:
+       case DPSOFTRAST_BLENDMODE_INVADD:
                break;
-       case DPSOFTRAST_BLENDMODE_SUBALPHA:
-               for (x = startx;x < endx;x++)
+       }
+       // put some special values at the end of the mask to ensure the loops end
+       pixelmask[endx] = 1;
+       pixelmask[endx+1] = 0;
+       // LordHavoc: use a double loop to identify subspans, this helps the
+       // optimized copy/blend loops to perform at their best, most triangles
+       // have only one run of pixels, and do the search using wide reads...
+       x = startx;
+       while (x < endx)
+       {
+               // if this pixel is masked off, it's probably not alone...
+               if (!pixelmask[x])
                {
-                       if (!pixelmask[x])
-                               continue;
-                       a = in4f[x*4+3] * -255.0f;
-                       d[0] = (int)(in4f[x*4+2]*a+pixel[x*4+0]);if (d[0] > 255) d[0] = 255;if (d[0] < 0) d[0] = 0;
-                       d[1] = (int)(in4f[x*4+1]*a+pixel[x*4+1]);if (d[1] > 255) d[1] = 255;if (d[1] < 0) d[1] = 0;
-                       d[2] = (int)(in4f[x*4+0]*a+pixel[x*4+2]);if (d[2] > 255) d[2] = 255;if (d[2] < 0) d[2] = 0;
-                       d[3] = (int)(in4f[x*4+3]*a+pixel[x*4+3]);if (d[3] > 255) d[3] = 255;if (d[3] < 0) d[3] = 0;
-                       pixel[x*4+0] = d[0];
-                       pixel[x*4+1] = d[1];
-                       pixel[x*4+2] = d[2];
-                       pixel[x*4+3] = d[3];
+                       x++;
+#if 1
+                       if (x + 8 < endx)
+                       {
+                               // the 4-item search must be aligned or else it stalls badly
+                               if ((x & 3) && !pixelmask[x]) 
+                               {
+                                       if(pixelmask[x]) goto endmasked;
+                                       x++;
+                                       if (x & 3)
+                                       {
+                                               if(pixelmask[x]) goto endmasked;
+                                               x++;
+                                               if (x & 3)
+                                               {
+                                                       if(pixelmask[x]) goto endmasked;
+                                                       x++;
+                                               }
+                                       }
+                               }
+                               while (*(unsigned int *)&pixelmask[x] == 0x00000000)
+                                       x += 4;
+                       }
+#endif
+                       for (;!pixelmask[x];x++)
+                               ;
+                       // rather than continue the loop, just check the end variable
+                       if (x >= endx)
+                               break;
                }
-               break;
-       case DPSOFTRAST_BLENDMODE_PSEUDOALPHA:
-               for (x = startx;x < endx;x++)
+       endmasked:
+               // find length of subspan
+               subx = x + 1;
+#if 1
+               if (subx + 8 < endx)
                {
-                       if (!pixelmask[x])
-                               continue;
-                       a = 255.0f;
-                       b = 1.0f - in4f[x*4+3];
-                       d[0] = (int)(in4f[x*4+2]*a+pixel[x*4+0]*b);if (d[0] > 255) d[0] = 255;
-                       d[1] = (int)(in4f[x*4+1]*a+pixel[x*4+1]*b);if (d[1] > 255) d[1] = 255;
-                       d[2] = (int)(in4f[x*4+0]*a+pixel[x*4+2]*b);if (d[2] > 255) d[2] = 255;
-                       d[3] = (int)(in4f[x*4+3]*a+pixel[x*4+3]*b);if (d[3] > 255) d[3] = 255;
-                       pixel[x*4+0] = d[0];
-                       pixel[x*4+1] = d[1];
-                       pixel[x*4+2] = d[2];
-                       pixel[x*4+3] = d[3];
+                       if (subx & 3)
+                       {
+                               if(!pixelmask[subx]) goto endunmasked;
+                               subx++;
+                               if (subx & 3)
+                               {
+                                       if(!pixelmask[subx]) goto endunmasked;
+                                       subx++;
+                                       if (subx & 3)
+                                       {
+                                               if(!pixelmask[subx]) goto endunmasked;
+                                               subx++;
+                                       }
+                               }
+                       }
+                       while (*(unsigned int *)&pixelmask[subx] == 0x01010101)
+                               subx += 4;
                }
-               break;
-       }
-}
-
-void DPSOFTRAST_Draw_Span_FinishBGRA8(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, const unsigned char* RESTRICT in4ub)
-{
-#ifdef SSE2_PRESENT
-       int x;
-       int startx = span->startx;
-       int endx = span->endx;
-       const unsigned int * RESTRICT ini = (const unsigned int *)in4ub;
-       unsigned char * RESTRICT pixelmask = span->pixelmask;
-       unsigned char * RESTRICT pixel = (unsigned char *)dpsoftrast.fb_colorpixels[0];
-       unsigned int * RESTRICT pixeli = (unsigned int *)dpsoftrast.fb_colorpixels[0];
-       if (!pixel)
-               return;
-       pixel += (span->y * dpsoftrast.fb_width + span->x) * 4;
-       pixeli += span->y * dpsoftrast.fb_width + span->x;
-       // handle alphatest now (this affects depth writes too)
-       if (thread->alphatest)
-               for (x = startx;x < endx;x++)
-                       if (in4ub[x*4+3] < 0.5f)
-                               pixelmask[x] = false;
-       // FIXME: this does not handle bigendian
-       switch(thread->fb_blendmode)
-       {
-       case DPSOFTRAST_BLENDMODE_OPAQUE:
-               for (x = startx;x + 4 <= endx;)
+#endif
+               for (;pixelmask[subx];subx++)
+                       ;
+               // the checks can overshoot, so make sure to clip it...
+               if (subx > endx)
+                       subx = endx;
+       endunmasked:
+               // now that we know the subspan length...  process!
+               switch(thread->fb_blendmode)
                {
-                       if (*(const unsigned int *)&pixelmask[x] == 0x01010101)
+               case DPSOFTRAST_BLENDMODE_OPAQUE:
+#if 0
+                       if (subx - x >= 16)
                        {
-                               _mm_storeu_si128((__m128i *)&pixeli[x], _mm_loadu_si128((const __m128i *)&ini[x]));
-                               x += 4;
+                               memcpy(pixeli + x, ini + x, (subx - x) * sizeof(pixeli[x]));
+                               x = subx;
                        }
                        else
+#elif 1
+                       while (x + 16 <= subx)
+                       {
+                               _mm_storeu_si128((__m128i *)&pixeli[x], _mm_loadu_si128((const __m128i *)&ini[x]));
+                               _mm_storeu_si128((__m128i *)&pixeli[x+4], _mm_loadu_si128((const __m128i *)&ini[x+4]));
+                               _mm_storeu_si128((__m128i *)&pixeli[x+8], _mm_loadu_si128((const __m128i *)&ini[x+8]));
+                               _mm_storeu_si128((__m128i *)&pixeli[x+12], _mm_loadu_si128((const __m128i *)&ini[x+12]));
+                               x += 16;
+                       }
+#endif
                        {
-                               if (pixelmask[x])
+                               while (x + 4 <= subx)
+                               {
+                                       _mm_storeu_si128((__m128i *)&pixeli[x], _mm_loadu_si128((const __m128i *)&ini[x]));
+                                       x += 4;
+                               }
+                               if (x + 2 <= subx)
+                               {
+                                       pixeli[x] = ini[x];
+                                       pixeli[x+1] = ini[x+1];
+                                       x += 2;
+                               }
+                               if (x < subx)
+                               {
                                        pixeli[x] = ini[x];
-                               x++;
+                                       x++;
+                               }
                        }
-               }
-               for (;x < endx;x++)
-                       if (pixelmask[x])
-                               pixeli[x] = ini[x];
-               break;
-       case DPSOFTRAST_BLENDMODE_ALPHA:
-       #define FINISHBLEND(blend2, blend1) \
-               for (x = startx;x + 2 <= endx;x += 2) \
-               { \
-                       __m128i src, dst; \
-                       switch (*(const unsigned short*)&pixelmask[x]) \
+                       break;
+               case DPSOFTRAST_BLENDMODE_ALPHA:
+               #define FINISHBLEND(blend2, blend1) \
+                       for (;x + 1 < subx;x += 2) \
                        { \
-                       case 0x0101: \
+                               __m128i src, dst; \
                                src = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)&ini[x]), _mm_setzero_si128()); \
                                dst = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)&pixeli[x]), _mm_setzero_si128()); \
                                blend2; \
                                _mm_storel_epi64((__m128i *)&pixeli[x], _mm_packus_epi16(dst, dst)); \
-                               continue; \
-                       case 0x0100: \
-                               src = _mm_unpacklo_epi8(_mm_cvtsi32_si128(ini[x+1]), _mm_setzero_si128()); \
-                               dst = _mm_unpacklo_epi8(_mm_cvtsi32_si128(pixeli[x+1]), _mm_setzero_si128()); \
-                               blend1; \
-                               pixeli[x+1] = _mm_cvtsi128_si32(_mm_packus_epi16(dst, dst));  \
-                               continue; \
-                       case 0x0001: \
+                       } \
+                       if (x < subx) \
+                       { \
+                               __m128i src, dst; \
                                src = _mm_unpacklo_epi8(_mm_cvtsi32_si128(ini[x]), _mm_setzero_si128()); \
                                dst = _mm_unpacklo_epi8(_mm_cvtsi32_si128(pixeli[x]), _mm_setzero_si128()); \
                                blend1; \
                                pixeli[x] = _mm_cvtsi128_si32(_mm_packus_epi16(dst, dst)); \
-                               continue; \
-                       } \
-                       break; \
-               } \
-               for(;x < endx; x++) \
-               { \
-                       __m128i src, dst; \
-                       if (!pixelmask[x]) \
-                               continue; \
-                       src = _mm_unpacklo_epi8(_mm_cvtsi32_si128(ini[x]), _mm_setzero_si128()); \
-                       dst = _mm_unpacklo_epi8(_mm_cvtsi32_si128(pixeli[x]), _mm_setzero_si128()); \
-                       blend1; \
-                       pixeli[x] = _mm_cvtsi128_si32(_mm_packus_epi16(dst, dst)); \
+                               x++; \
+                       }
+                       FINISHBLEND({
+                               __m128i blend = _mm_shufflehi_epi16(_mm_shufflelo_epi16(src, _MM_SHUFFLE(3, 3, 3, 3)), _MM_SHUFFLE(3, 3, 3, 3));
+                               dst = _mm_add_epi16(dst, _mm_mulhi_epi16(_mm_slli_epi16(_mm_sub_epi16(src, dst), 4), _mm_slli_epi16(blend, 4)));
+                       }, {
+                               __m128i blend = _mm_shufflelo_epi16(src, _MM_SHUFFLE(3, 3, 3, 3));
+                               dst = _mm_add_epi16(dst, _mm_mulhi_epi16(_mm_slli_epi16(_mm_sub_epi16(src, dst), 4), _mm_slli_epi16(blend, 4)));
+                       });
+                       break;
+               case DPSOFTRAST_BLENDMODE_ADDALPHA:
+                       FINISHBLEND({
+                               __m128i blend = _mm_shufflehi_epi16(_mm_shufflelo_epi16(src, _MM_SHUFFLE(3, 3, 3, 3)), _MM_SHUFFLE(3, 3, 3, 3));
+                               dst = _mm_add_epi16(dst, _mm_srli_epi16(_mm_mullo_epi16(src, blend), 8));
+                       }, {
+                               __m128i blend = _mm_shufflelo_epi16(src, _MM_SHUFFLE(3, 3, 3, 3));
+                               dst = _mm_add_epi16(dst, _mm_srli_epi16(_mm_mullo_epi16(src, blend), 8));
+                       });
+                       break;
+               case DPSOFTRAST_BLENDMODE_ADD:
+                       FINISHBLEND({ dst = _mm_add_epi16(src, dst); }, { dst = _mm_add_epi16(src, dst); });
+                       break;
+               case DPSOFTRAST_BLENDMODE_INVMOD:
+                       FINISHBLEND({
+                               dst = _mm_sub_epi16(dst, _mm_srli_epi16(_mm_mullo_epi16(dst, src), 8));
+                       }, {
+                               dst = _mm_sub_epi16(dst, _mm_srli_epi16(_mm_mullo_epi16(dst, src), 8));
+                       });
+                       break;
+               case DPSOFTRAST_BLENDMODE_MUL:
+                       FINISHBLEND({ dst = _mm_srli_epi16(_mm_mullo_epi16(src, dst), 8); }, { dst = _mm_srli_epi16(_mm_mullo_epi16(src, dst), 8); });
+                       break;
+               case DPSOFTRAST_BLENDMODE_MUL2:
+                       FINISHBLEND({ dst = _mm_srli_epi16(_mm_mullo_epi16(src, dst), 7); }, { dst = _mm_srli_epi16(_mm_mullo_epi16(src, dst), 7); });
+                       break;
+               case DPSOFTRAST_BLENDMODE_SUBALPHA:
+                       FINISHBLEND({
+                               __m128i blend = _mm_shufflehi_epi16(_mm_shufflelo_epi16(src, _MM_SHUFFLE(3, 3, 3, 3)), _MM_SHUFFLE(3, 3, 3, 3));
+                               dst = _mm_sub_epi16(dst, _mm_srli_epi16(_mm_mullo_epi16(src, blend), 8));
+                       }, {
+                               __m128i blend = _mm_shufflelo_epi16(src, _MM_SHUFFLE(3, 3, 3, 3));
+                               dst = _mm_sub_epi16(dst, _mm_srli_epi16(_mm_mullo_epi16(src, blend), 8));
+                       });
+                       break;
+               case DPSOFTRAST_BLENDMODE_PSEUDOALPHA:
+                       FINISHBLEND({
+                               __m128i blend = _mm_shufflehi_epi16(_mm_shufflelo_epi16(src, _MM_SHUFFLE(3, 3, 3, 3)), _MM_SHUFFLE(3, 3, 3, 3));
+                               dst = _mm_add_epi16(src, _mm_sub_epi16(dst, _mm_srli_epi16(_mm_mullo_epi16(dst, blend), 8)));
+                       }, {
+                               __m128i blend = _mm_shufflelo_epi16(src, _MM_SHUFFLE(3, 3, 3, 3));
+                               dst = _mm_add_epi16(src, _mm_sub_epi16(dst, _mm_srli_epi16(_mm_mullo_epi16(dst, blend), 8)));
+                       });
+                       break;
+               case DPSOFTRAST_BLENDMODE_INVADD:
+                       FINISHBLEND({
+                               dst = _mm_add_epi16(dst, _mm_mulhi_epi16(_mm_slli_epi16(_mm_sub_epi16(_mm_set1_epi16(255), dst), 4), _mm_slli_epi16(src, 4)));
+                       }, {
+                               dst = _mm_add_epi16(dst, _mm_mulhi_epi16(_mm_slli_epi16(_mm_sub_epi16(_mm_set1_epi16(255), dst), 4), _mm_slli_epi16(src, 4)));
+                       });
+                       break;
                }
-
-               FINISHBLEND({
-                       __m128i blend = _mm_shufflehi_epi16(_mm_shufflelo_epi16(src, _MM_SHUFFLE(3, 3, 3, 3)), _MM_SHUFFLE(3, 3, 3, 3));
-                       dst = _mm_add_epi16(dst, _mm_mulhi_epi16(_mm_slli_epi16(_mm_sub_epi16(src, dst), 4), _mm_slli_epi16(blend, 4)));
-               }, {
-                       __m128i blend = _mm_shufflelo_epi16(src, _MM_SHUFFLE(3, 3, 3, 3));
-                       dst = _mm_add_epi16(dst, _mm_mulhi_epi16(_mm_slli_epi16(_mm_sub_epi16(src, dst), 4), _mm_slli_epi16(blend, 4)));
-               });
-               break;
-       case DPSOFTRAST_BLENDMODE_ADDALPHA:
-               FINISHBLEND({
-                       __m128i blend = _mm_shufflehi_epi16(_mm_shufflelo_epi16(src, _MM_SHUFFLE(3, 3, 3, 3)), _MM_SHUFFLE(3, 3, 3, 3));
-                       dst = _mm_add_epi16(dst, _mm_srli_epi16(_mm_mullo_epi16(src, blend), 8));
-               }, {
-                       __m128i blend = _mm_shufflelo_epi16(src, _MM_SHUFFLE(3, 3, 3, 3));
-                       dst = _mm_add_epi16(dst, _mm_srli_epi16(_mm_mullo_epi16(src, blend), 8));
-               });
-               break;
-       case DPSOFTRAST_BLENDMODE_ADD:
-               FINISHBLEND({ dst = _mm_add_epi16(src, dst); }, { dst = _mm_add_epi16(src, dst); });
-               break;
-       case DPSOFTRAST_BLENDMODE_INVMOD:
-               FINISHBLEND({
-                       dst = _mm_sub_epi16(dst, _mm_srli_epi16(_mm_mullo_epi16(dst, src), 8));
-               }, {
-                       dst = _mm_sub_epi16(dst, _mm_srli_epi16(_mm_mullo_epi16(dst, src), 8));
-               });
-               break;
-       case DPSOFTRAST_BLENDMODE_MUL:
-               FINISHBLEND({ dst = _mm_srli_epi16(_mm_mullo_epi16(src, dst), 8); }, { dst = _mm_srli_epi16(_mm_mullo_epi16(src, dst), 8); });
-               break;
-       case DPSOFTRAST_BLENDMODE_MUL2:
-               FINISHBLEND({ dst = _mm_srli_epi16(_mm_mullo_epi16(src, dst), 7); }, { dst = _mm_srli_epi16(_mm_mullo_epi16(src, dst), 7); });
-               break;
-       case DPSOFTRAST_BLENDMODE_SUBALPHA:
-               FINISHBLEND({
-                       __m128i blend = _mm_shufflehi_epi16(_mm_shufflelo_epi16(src, _MM_SHUFFLE(3, 3, 3, 3)), _MM_SHUFFLE(3, 3, 3, 3));
-                       dst = _mm_sub_epi16(dst, _mm_srli_epi16(_mm_mullo_epi16(src, blend), 8));
-               }, {
-                       __m128i blend = _mm_shufflelo_epi16(src, _MM_SHUFFLE(3, 3, 3, 3));
-                       dst = _mm_sub_epi16(dst, _mm_srli_epi16(_mm_mullo_epi16(src, blend), 8));
-               });
-               break;
-       case DPSOFTRAST_BLENDMODE_PSEUDOALPHA:
-               FINISHBLEND({
-                       __m128i blend = _mm_shufflehi_epi16(_mm_shufflelo_epi16(src, _MM_SHUFFLE(3, 3, 3, 3)), _MM_SHUFFLE(3, 3, 3, 3));
-                       dst = _mm_add_epi16(src, _mm_sub_epi16(dst, _mm_srli_epi16(_mm_mullo_epi16(dst, blend), 8)));
-               }, {
-                       __m128i blend = _mm_shufflelo_epi16(src, _MM_SHUFFLE(3, 3, 3, 3));
-                       dst = _mm_add_epi16(src, _mm_sub_epi16(dst, _mm_srli_epi16(_mm_mullo_epi16(dst, blend), 8)));
-               });
-               break;
        }
 #endif
 }
 
-void DPSOFTRAST_Draw_Span_Texture2DVarying(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, float * RESTRICT out4f, int texunitindex, int arrayindex, const float * RESTRICT zf)
+static void DPSOFTRAST_Texture2DBGRA8(DPSOFTRAST_Texture *texture, int mip, float x, float y, unsigned char c[4])
+       // warning: this is SLOW, only use if the optimized per-span functions won't do
+{
+       const unsigned char * RESTRICT pixelbase;
+       const unsigned char * RESTRICT pixel[4];
+       int width = texture->mipmap[mip][2], height = texture->mipmap[mip][3];
+       int wrapmask[2] = { width-1, height-1 };
+       pixelbase = (unsigned char *)texture->bytes + texture->mipmap[mip][0] + texture->mipmap[mip][1] - 4*width;
+       if(texture->filter & DPSOFTRAST_TEXTURE_FILTER_LINEAR)
+       {
+               unsigned int tc[2] = { (unsigned int)floor(x) * (width<<12) - 2048, (unsigned int)floor(y) * (height<<12) - 2048};
+               unsigned int frac[2] = { tc[0]&0xFFF, tc[1]&0xFFF };
+               unsigned int ifrac[2] = { 0x1000 - frac[0], 0x1000 - frac[1] };
+               unsigned int lerp[4] = { ifrac[0]*ifrac[1], frac[0]*ifrac[1], ifrac[0]*frac[1], frac[0]*frac[1] };
+               int tci[2] = { (int)tc[0]>>12, (int)tc[1]>>12 };
+               int tci1[2] = { (int)tci[0] + 1, (int)tci[1] + 1 };
+               if (texture->flags & DPSOFTRAST_TEXTURE_FLAG_CLAMPTOEDGE)
+               {
+                       tci[0] = tci[0] >= 0 ? (tci[0] <= wrapmask[0] ? tci[0] : wrapmask[0]) : 0;
+                       tci[1] = tci[1] >= 0 ? (tci[1] <= wrapmask[1] ? tci[1] : wrapmask[1]) : 0;
+                       tci1[0] = tci1[0] >= 0 ? (tci1[0] <= wrapmask[0] ? tci1[0] : wrapmask[0]) : 0;
+                       tci1[1] = tci1[1] >= 0 ? (tci1[1] <= wrapmask[1] ? tci1[1] : wrapmask[1]) : 0;
+               }
+               else
+               {
+                       tci[0] &= wrapmask[0];
+                       tci[1] &= wrapmask[1];
+                       tci1[0] &= wrapmask[0];
+                       tci1[1] &= wrapmask[1];
+               }
+               pixel[0] = pixelbase + 4 * (tci[0] - tci[1]*width);
+               pixel[1] = pixelbase + 4 * (tci[0] - tci[1]*width);
+               pixel[2] = pixelbase + 4 * (tci[0] - tci1[1]*width);
+               pixel[3] = pixelbase + 4 * (tci[0] - tci1[1]*width);
+               c[0] = (pixel[0][0]*lerp[0]+pixel[1][0]*lerp[1]+pixel[2][0]*lerp[2]+pixel[3][0]*lerp[3])>>24;
+               c[1] = (pixel[0][1]*lerp[0]+pixel[1][1]*lerp[1]+pixel[2][1]*lerp[2]+pixel[3][1]*lerp[3])>>24;
+               c[2] = (pixel[0][2]*lerp[0]+pixel[1][2]*lerp[1]+pixel[2][2]*lerp[2]+pixel[3][2]*lerp[3])>>24;
+               c[3] = (pixel[0][3]*lerp[0]+pixel[1][3]*lerp[1]+pixel[2][3]*lerp[2]+pixel[3][3]*lerp[3])>>24;
+       }
+       else
+       {
+               int tci[2] = { (int)floor(x) * width, (int)floor(y) * height };
+               if (texture->flags & DPSOFTRAST_TEXTURE_FLAG_CLAMPTOEDGE)
+               {
+                       tci[0] = tci[0] >= 0 ? (tci[0] <= wrapmask[0] ? tci[0] : wrapmask[0]) : 0;
+                       tci[1] = tci[1] >= 0 ? (tci[1] <= wrapmask[1] ? tci[1] : wrapmask[1]) : 0;
+               }
+               else
+               {
+                       tci[0] &= wrapmask[0];
+                       tci[1] &= wrapmask[1];
+               }
+               pixel[0] = pixelbase + 4 * (tci[0] - tci[1]*width);
+               c[0] = pixel[0][0];
+               c[1] = pixel[0][1];
+               c[2] = pixel[0][2];
+               c[3] = pixel[0][3];
+       }
+}
+
+#if 0
+static void DPSOFTRAST_Draw_Span_Texture2DVarying(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, float * RESTRICT out4f, int texunitindex, int arrayindex, const float * RESTRICT zf)
 {
        int x;
        int startx = span->startx;
@@ -2186,7 +2380,7 @@ void DPSOFTRAST_Draw_Span_Texture2DVarying(DPSOFTRAST_State_Thread *thread, cons
                return;
        }
        mip = triangle->mip[texunitindex];
-       pixelbase = (unsigned char *)texture->bytes + texture->mipmap[mip][0];
+       pixelbase = (unsigned char *)texture->bytes + texture->mipmap[mip][0] + texture->mipmap[mip][1] - 4*texture->mipmap[mip][2];
        // if this mipmap of the texture is 1 pixel, just fill it with that color
        if (texture->mipmap[mip][1] == 4)
        {
@@ -2208,35 +2402,45 @@ void DPSOFTRAST_Draw_Span_Texture2DVarying(DPSOFTRAST_State_Thread *thread, cons
        flags = texture->flags;
        tcscale[0] = texture->mipmap[mip][2];
        tcscale[1] = texture->mipmap[mip][3];
-       tciwidth = texture->mipmap[mip][2];
+       tciwidth = -texture->mipmap[mip][2];
        tcimin[0] = 0;
        tcimin[1] = 0;
        tcimax[0] = texture->mipmap[mip][2]-1;
        tcimax[1] = texture->mipmap[mip][3]-1;
        tciwrapmask[0] = texture->mipmap[mip][2]-1;
        tciwrapmask[1] = texture->mipmap[mip][3]-1;
-       endtc[0] = (data[0] + slope[0]*startx) * zf[startx] * tcscale[0] - 0.5f;
-       endtc[1] = (data[1] + slope[1]*startx) * zf[startx] * tcscale[1] - 0.5f;
+       endtc[0] = (data[0] + slope[0]*startx) * zf[startx] * tcscale[0];
+       endtc[1] = (data[1] + slope[1]*startx) * zf[startx] * tcscale[1];
+       if (filter)
+       {
+               endtc[0] -= 0.5f;
+               endtc[1] -= 0.5f;
+       }
        for (x = startx;x < endx;)
        {
                unsigned int subtc[2];
                unsigned int substep[2];
-               float subscale = 65536.0f/DPSOFTRAST_DRAW_MAXSUBSPAN;
+               float subscale = 4096.0f/DPSOFTRAST_DRAW_MAXSUBSPAN;
                int nextsub = x + DPSOFTRAST_DRAW_MAXSUBSPAN, endsub = nextsub - 1;
-               if(nextsub >= endx)
+               if (nextsub >= endx)
                {
                        nextsub = endsub = endx-1;      
-                       if(x < nextsub) subscale = 65536.0f / (nextsub - x);
+                       if (x < nextsub) subscale = 4096.0f / (nextsub - x);
                }
                tc[0] = endtc[0];
                tc[1] = endtc[1];
-               endtc[0] = (data[0] + slope[0]*nextsub) * zf[nextsub] * tcscale[0] - 0.5f;
-               endtc[1] = (data[1] + slope[1]*nextsub) * zf[nextsub] * tcscale[1] - 0.5f;
+               endtc[0] = (data[0] + slope[0]*nextsub) * zf[nextsub] * tcscale[0];
+               endtc[1] = (data[1] + slope[1]*nextsub) * zf[nextsub] * tcscale[1];
+               if (filter)
+               {
+                       endtc[0] -= 0.5f;
+                       endtc[1] -= 0.5f;
+               }
                substep[0] = (endtc[0] - tc[0]) * subscale;
                substep[1] = (endtc[1] - tc[1]) * subscale;
-               subtc[0] = tc[0] * (1<<16);
-               subtc[1] = tc[1] * (1<<16);
-               if(filter)
+               subtc[0] = tc[0] * (1<<12);
+               subtc[1] = tc[1] * (1<<12);
+               if (filter)
                {
                        if (flags & DPSOFTRAST_TEXTURE_FLAG_CLAMPTOEDGE)
                        {
@@ -2245,8 +2449,8 @@ void DPSOFTRAST_Draw_Span_Texture2DVarying(DPSOFTRAST_State_Thread *thread, cons
                                        unsigned int frac[2] = { subtc[0]&0xFFF, subtc[1]&0xFFF };
                                        unsigned int ifrac[2] = { 0x1000 - frac[0], 0x1000 - frac[1] };
                                        unsigned int lerp[4] = { ifrac[0]*ifrac[1], frac[0]*ifrac[1], ifrac[0]*frac[1], frac[0]*frac[1] };
-                                       tci[0] = subtc[0]>>16;
-                                       tci[1] = subtc[1]>>16;
+                                       tci[0] = subtc[0]>>12;
+                                       tci[1] = subtc[1]>>12;
                                        tci1[0] = tci[0] + 1;
                                        tci1[1] = tci[1] + 1;
                                        tci[0] = tci[0] >= tcimin[0] ? (tci[0] <= tcimax[0] ? tci[0] : tcimax[0]) : tcimin[0];
@@ -2274,8 +2478,8 @@ void DPSOFTRAST_Draw_Span_Texture2DVarying(DPSOFTRAST_State_Thread *thread, cons
                                        unsigned int frac[2] = { subtc[0]&0xFFF, subtc[1]&0xFFF };
                                        unsigned int ifrac[2] = { 0x1000 - frac[0], 0x1000 - frac[1] };
                                        unsigned int lerp[4] = { ifrac[0]*ifrac[1], frac[0]*ifrac[1], ifrac[0]*frac[1], frac[0]*frac[1] };
-                                       tci[0] = subtc[0]>>16;
-                                       tci[1] = subtc[1]>>16;
+                                       tci[0] = subtc[0]>>12;
+                                       tci[1] = subtc[1]>>12;
                                        tci1[0] = tci[0] + 1;
                                        tci1[1] = tci[1] + 1;
                                        tci[0] &= tciwrapmask[0];
@@ -2301,8 +2505,8 @@ void DPSOFTRAST_Draw_Span_Texture2DVarying(DPSOFTRAST_State_Thread *thread, cons
                {
                        for (; x <= endsub; x++, subtc[0] += substep[0], subtc[1] += substep[1])
                        {
-                               tci[0] = subtc[0]>>16;
-                               tci[1] = subtc[1]>>16;
+                               tci[0] = subtc[0]>>12;
+                               tci[1] = subtc[1]>>12;
                                tci[0] = tci[0] >= tcimin[0] ? (tci[0] <= tcimax[0] ? tci[0] : tcimax[0]) : tcimin[0];
                                tci[1] = tci[1] >= tcimin[1] ? (tci[1] <= tcimax[1] ? tci[1] : tcimax[1]) : tcimin[1];
                                pixel[0] = pixelbase + 4 * (tci[1]*tciwidth+tci[0]);
@@ -2320,8 +2524,8 @@ void DPSOFTRAST_Draw_Span_Texture2DVarying(DPSOFTRAST_State_Thread *thread, cons
                {
                        for (; x <= endsub; x++, subtc[0] += substep[0], subtc[1] += substep[1])
                        {
-                               tci[0] = subtc[0]>>16;
-                               tci[1] = subtc[1]>>16;
+                               tci[0] = subtc[0]>>12;
+                               tci[1] = subtc[1]>>12;
                                tci[0] &= tciwrapmask[0];
                                tci[1] &= tciwrapmask[1];
                                pixel[0] = pixelbase + 4 * (tci[1]*tciwidth+tci[0]);
@@ -2337,10 +2541,11 @@ void DPSOFTRAST_Draw_Span_Texture2DVarying(DPSOFTRAST_State_Thread *thread, cons
                }
        }
 }
+#endif
 
-void DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, unsigned char * RESTRICT out4ub, int texunitindex, int arrayindex, const float * RESTRICT zf)
+static void DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, unsigned char * RESTRICT out4ub, int texunitindex, int arrayindex, const float * RESTRICT zf)
 {
-#ifdef SSE2_PRESENT
+#ifdef SSE_POSSIBLE
        int x;
        int startx = span->startx;
        int endx = span->endx;
@@ -2351,17 +2556,18 @@ void DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(DPSOFTRAST_State_Thread *thread,
        __m128i subtc, substep, endsubtc;
        int filter;
        int mip;
-       unsigned int *outi = (unsigned int *)out4ub;
+       int affine; // LordHavoc: optimized affine texturing case
+       unsigned int * RESTRICT outi = (unsigned int *)out4ub;
        const unsigned char * RESTRICT pixelbase;
        DPSOFTRAST_Texture *texture = thread->texbound[texunitindex];
        // if no texture is bound, just fill it with white
        if (!texture)
        {
-               memset(out4ub + startx*4, 255, span->length*4);
+               memset(out4ub + startx*4, 255, (span->endx - span->startx)*4);
                return;
        }
        mip = triangle->mip[texunitindex];
-       pixelbase = (const unsigned char *)texture->bytes + texture->mipmap[mip][0];
+       pixelbase = (const unsigned char *)texture->bytes + texture->mipmap[mip][0] + texture->mipmap[mip][1] - 4*texture->mipmap[mip][2];
        // if this mipmap of the texture is 1 pixel, just fill it with that color
        if (texture->mipmap[mip][1] == 4)
        {
@@ -2370,6 +2576,7 @@ void DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(DPSOFTRAST_State_Thread *thread,
                        outi[x] = k;
                return;
        }
+       affine = zf[startx] == zf[endx-1];
        filter = texture->filter & DPSOFTRAST_TEXTURE_FILTER_LINEAR;
        DPSOFTRAST_CALCATTRIB(triangle, span, data, slope, arrayindex);
        flags = texture->flags;
@@ -2378,22 +2585,26 @@ void DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(DPSOFTRAST_State_Thread *thread,
        tcscale = _mm_cvtepi32_ps(tcsize);
        data = _mm_mul_ps(_mm_movelh_ps(data, data), tcscale);
        slope = _mm_mul_ps(_mm_movelh_ps(slope, slope), tcscale);
-       endtc = _mm_sub_ps(_mm_mul_ps(_mm_add_ps(data, _mm_mul_ps(slope, _mm_set1_ps(startx))), _mm_load1_ps(&zf[startx])), _mm_set1_ps(0.5f));
+       endtc = _mm_mul_ps(_mm_add_ps(data, _mm_mul_ps(slope, _mm_set1_ps(startx))), _mm_load1_ps(&zf[startx]));
+       if (filter)
+               endtc = _mm_sub_ps(endtc, _mm_set1_ps(0.5f));
        endsubtc = _mm_cvtps_epi32(_mm_mul_ps(endtc, _mm_set1_ps(65536.0f)));
-       tcoffset = _mm_add_epi32(_mm_slli_epi32(_mm_shuffle_epi32(tcsize, _MM_SHUFFLE(0, 0, 0, 0)), 18), _mm_set1_epi32(4));
-       tcmax = filter ? _mm_packs_epi32(tcmask, tcmask) : _mm_slli_epi32(tcmask, 16);  
+       tcoffset = _mm_add_epi32(_mm_slli_epi32(_mm_sub_epi32(_mm_setzero_si128(), _mm_shuffle_epi32(tcsize, _MM_SHUFFLE(0, 0, 0, 0))), 18), _mm_set1_epi32(4));
+       tcmax = _mm_packs_epi32(tcmask, tcmask);
        for (x = startx;x < endx;)
        {
                int nextsub = x + DPSOFTRAST_DRAW_MAXSUBSPAN, endsub = nextsub - 1;
                __m128 subscale = _mm_set1_ps(65536.0f/DPSOFTRAST_DRAW_MAXSUBSPAN);
-               if(nextsub >= endx)
+               if (nextsub >= endx || affine)
                {
                        nextsub = endsub = endx-1;
-                       if(x < nextsub) subscale = _mm_set1_ps(65536.0f / (nextsub - x));
+                       if (x < nextsub) subscale = _mm_set1_ps(65536.0f / (nextsub - x));
                }       
                tc = endtc;
                subtc = endsubtc;
-               endtc = _mm_sub_ps(_mm_mul_ps(_mm_add_ps(data, _mm_mul_ps(slope, _mm_set1_ps(nextsub))), _mm_load1_ps(&zf[nextsub])), _mm_set1_ps(0.5f));
+               endtc = _mm_mul_ps(_mm_add_ps(data, _mm_mul_ps(slope, _mm_set1_ps(nextsub))), _mm_load1_ps(&zf[nextsub]));
+               if (filter)
+                       endtc = _mm_sub_ps(endtc, _mm_set1_ps(0.5f));
                substep = _mm_cvtps_epi32(_mm_mul_ps(_mm_sub_ps(endtc, tc), subscale));
                endsubtc = _mm_cvtps_epi32(_mm_mul_ps(endtc, _mm_set1_ps(65536.0f)));
                subtc = _mm_unpacklo_epi64(subtc, _mm_add_epi32(subtc, substep));
@@ -2403,14 +2614,18 @@ void DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(DPSOFTRAST_State_Thread *thread,
                        __m128i tcrange = _mm_srai_epi32(_mm_unpacklo_epi64(subtc, _mm_add_epi32(endsubtc, substep)), 16);
                        if (_mm_movemask_epi8(_mm_andnot_si128(_mm_cmplt_epi32(tcrange, _mm_setzero_si128()), _mm_cmplt_epi32(tcrange, tcmask))) == 0xFFFF)
                        {
+                               int stride = _mm_cvtsi128_si32(tcoffset)>>16;
                                for (; x + 1 <= endsub; x += 2, subtc = _mm_add_epi32(subtc, substep))
                                {
+                                       const unsigned char * RESTRICT ptr1, * RESTRICT ptr2;                   
                                        __m128i tci = _mm_shufflehi_epi16(_mm_shufflelo_epi16(subtc, _MM_SHUFFLE(3, 1, 3, 1)), _MM_SHUFFLE(3, 1, 3, 1)), pix1, pix2, pix3, pix4, fracm;
-                                       tci = _mm_madd_epi16(_mm_add_epi16(tci, _mm_setr_epi32(0, 0x10000, 0, 0x10000)), tcoffset);
-                                       pix1 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)&pixelbase[_mm_cvtsi128_si32(tci)]), _mm_setzero_si128());
-                                       pix2 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)&pixelbase[_mm_cvtsi128_si32(_mm_shuffle_epi32(tci, _MM_SHUFFLE(1, 1, 1, 1)))]), _mm_setzero_si128());
-                                       pix3 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)&pixelbase[_mm_cvtsi128_si32(_mm_shuffle_epi32(tci, _MM_SHUFFLE(2, 2, 2, 2)))]), _mm_setzero_si128());
-                                       pix4 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)&pixelbase[_mm_cvtsi128_si32(_mm_shuffle_epi32(tci, _MM_SHUFFLE(3, 3, 3, 3)))]), _mm_setzero_si128());
+                                       tci = _mm_madd_epi16(tci, tcoffset);
+                                       ptr1 = pixelbase + _mm_cvtsi128_si32(tci);
+                                       ptr2 = pixelbase + _mm_cvtsi128_si32(_mm_shuffle_epi32(tci, _MM_SHUFFLE(2, 2, 2, 2)));
+                                       pix1 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)ptr1), _mm_setzero_si128());
+                                       pix2 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(ptr1 + stride)), _mm_setzero_si128());
+                                       pix3 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)ptr2), _mm_setzero_si128());
+                                       pix4 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(ptr2 + stride)), _mm_setzero_si128());
                                        fracm = _mm_srli_epi16(subtc, 1);
                                        pix1 = _mm_add_epi16(pix1,
                                                                                 _mm_mulhi_epi16(_mm_slli_epi16(_mm_sub_epi16(pix2, pix1), 1),
@@ -2427,10 +2642,12 @@ void DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(DPSOFTRAST_State_Thread *thread,
                                }
                                if (x <= endsub)
                                {
+                                       const unsigned char * RESTRICT ptr1;
                                        __m128i tci = _mm_shufflelo_epi16(subtc, _MM_SHUFFLE(3, 1, 3, 1)), pix1, pix2, fracm;
-                                       tci = _mm_madd_epi16(_mm_add_epi16(tci, _mm_setr_epi32(0, 0x10000, 0, 0)), tcoffset);
-                                       pix1 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)&pixelbase[_mm_cvtsi128_si32(tci)]), _mm_setzero_si128());
-                                       pix2 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)&pixelbase[_mm_cvtsi128_si32(_mm_shuffle_epi32(tci, _MM_SHUFFLE(1, 1, 1, 1)))]), _mm_setzero_si128());
+                                       tci = _mm_madd_epi16(tci, tcoffset);
+                                       ptr1 = pixelbase + _mm_cvtsi128_si32(tci);
+                                       pix1 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)ptr1), _mm_setzero_si128());
+                                       pix2 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(ptr1 + stride)), _mm_setzero_si128());
                                        fracm = _mm_srli_epi16(subtc, 1);
                                        pix1 = _mm_add_epi16(pix1,
                                                                                 _mm_mulhi_epi16(_mm_slli_epi16(_mm_sub_epi16(pix2, pix1), 1),
@@ -2568,16 +2785,16 @@ void DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(DPSOFTRAST_State_Thread *thread,
                        {
                                for (; x + 1 <= endsub; x += 2, subtc = _mm_add_epi32(subtc, substep))
                                {
-                                       __m128i tci = _mm_min_epi16(_mm_max_epi16(subtc, _mm_setzero_si128()), tcmax); 
-                                       tci = _mm_shufflehi_epi16(_mm_shufflelo_epi16(tci, _MM_SHUFFLE(3, 1, 3, 1)), _MM_SHUFFLE(3, 1, 3, 1));
+                                       __m128i tci = _mm_shufflehi_epi16(_mm_shufflelo_epi16(subtc, _MM_SHUFFLE(3, 1, 3, 1)), _MM_SHUFFLE(3, 1, 3, 1));
+                                       tci = _mm_min_epi16(_mm_max_epi16(tci, _mm_setzero_si128()), tcmax); 
                                        tci = _mm_madd_epi16(tci, tcoffset);
                                        outi[x] = *(const int *)&pixelbase[_mm_cvtsi128_si32(tci)];
-                                       outi[x+1] = *(const int *)&pixelbase[_mm_cvtsi128_si32(_mm_shuffle_epi32(tci, _MM_SHUFFLE(1, 1, 1, 1)))];
+                                       outi[x+1] = *(const int *)&pixelbase[_mm_cvtsi128_si32(_mm_shuffle_epi32(tci, _MM_SHUFFLE(2, 2, 2, 2)))];
                                }
                                if (x <= endsub)
                                {
-                                       __m128i tci = _mm_min_epi16(_mm_max_epi16(subtc, _mm_setzero_si128()), tcmax);
-                                       tci = _mm_shufflelo_epi16(tci, _MM_SHUFFLE(3, 1, 3, 1));
+                                       __m128i tci = _mm_shufflelo_epi16(subtc, _MM_SHUFFLE(3, 1, 3, 1));
+                                       tci =_mm_min_epi16(_mm_max_epi16(tci, _mm_setzero_si128()), tcmax);
                                        tci = _mm_madd_epi16(tci, tcoffset);
                                        outi[x] = *(const int *)&pixelbase[_mm_cvtsi128_si32(tci)];
                                        x++;
@@ -2587,16 +2804,16 @@ void DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(DPSOFTRAST_State_Thread *thread,
                        {
                                for (; x + 1 <= endsub; x += 2, subtc = _mm_add_epi32(subtc, substep))
                                {
-                                       __m128i tci = _mm_and_si128(subtc, tcmax); 
-                                       tci = _mm_shufflehi_epi16(_mm_shufflelo_epi16(tci, _MM_SHUFFLE(3, 1, 3, 1)), _MM_SHUFFLE(3, 1, 3, 1));
+                                       __m128i tci = _mm_shufflehi_epi16(_mm_shufflelo_epi16(subtc, _MM_SHUFFLE(3, 1, 3, 1)), _MM_SHUFFLE(3, 1, 3, 1));
+                                       tci = _mm_and_si128(tci, tcmax); 
                                        tci = _mm_madd_epi16(tci, tcoffset);
                                        outi[x] = *(const int *)&pixelbase[_mm_cvtsi128_si32(tci)];
-                                       outi[x+1] = *(const int *)&pixelbase[_mm_cvtsi128_si32(_mm_shuffle_epi32(tci, _MM_SHUFFLE(1, 1, 1, 1)))];
+                                       outi[x+1] = *(const int *)&pixelbase[_mm_cvtsi128_si32(_mm_shuffle_epi32(tci, _MM_SHUFFLE(2, 2, 2, 2)))];
                                }
                                if (x <= endsub)
                                {
-                                       __m128i tci = _mm_and_si128(subtc, tcmax); 
-                                       tci = _mm_shufflelo_epi16(tci, _MM_SHUFFLE(3, 1, 3, 1));
+                                       __m128i tci = _mm_shufflelo_epi16(subtc, _MM_SHUFFLE(3, 1, 3, 1));
+                                       tci = _mm_and_si128(tci, tcmax); 
                                        tci = _mm_madd_epi16(tci, tcoffset);
                                        outi[x] = *(const int *)&pixelbase[_mm_cvtsi128_si32(tci)];
                                        x++;
@@ -2607,19 +2824,20 @@ void DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(DPSOFTRAST_State_Thread *thread,
 #endif
 }
 
-void DPSOFTRAST_Draw_Span_TextureCubeVaryingBGRA8(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, unsigned char * RESTRICT out4ub, int texunitindex, int arrayindex, const float * RESTRICT zf)
+static void DPSOFTRAST_Draw_Span_TextureCubeVaryingBGRA8(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, unsigned char * RESTRICT out4ub, int texunitindex, int arrayindex, const float * RESTRICT zf)
 {
        // TODO: IMPLEMENT
-       memset(out4ub, 255, span->length*4);
+       memset(out4ub + span->startx*4, 255, (span->startx - span->endx)*4);
 }
 
-float DPSOFTRAST_SampleShadowmap(const float *vector)
+static float DPSOFTRAST_SampleShadowmap(const float *vector)
 {
        // TODO: IMPLEMENT
        return 1.0f;
 }
 
-void DPSOFTRAST_Draw_Span_MultiplyVarying(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, float *out4f, const float *in4f, int arrayindex, const float *zf)
+#if 0
+static void DPSOFTRAST_Draw_Span_MultiplyVarying(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, float *out4f, const float *in4f, int arrayindex, const float *zf)
 {
        int x;
        int startx = span->startx;
@@ -2642,8 +2860,10 @@ void DPSOFTRAST_Draw_Span_MultiplyVarying(const DPSOFTRAST_State_Triangle * REST
                out4f[x*4+3] = in4f[x*4+3] * c[3];
        }
 }
+#endif
 
-void DPSOFTRAST_Draw_Span_Varying(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, float *out4f, int arrayindex, const float *zf)
+#if 0
+static void DPSOFTRAST_Draw_Span_Varying(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, float *out4f, int arrayindex, const float *zf)
 {
        int x;
        int startx = span->startx;
@@ -2666,8 +2886,10 @@ void DPSOFTRAST_Draw_Span_Varying(const DPSOFTRAST_State_Triangle * RESTRICT tri
                out4f[x*4+3] = c[3];
        }
 }
+#endif
 
-void DPSOFTRAST_Draw_Span_AddBloom(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, float *out4f, const float *ina4f, const float *inb4f, const float *subcolor)
+#if 0
+static void DPSOFTRAST_Draw_Span_AddBloom(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, float *out4f, const float *ina4f, const float *inb4f, const float *subcolor)
 {
        int x, startx = span->startx, endx = span->endx;
        float c[4], localcolor[4];
@@ -2687,8 +2909,10 @@ void DPSOFTRAST_Draw_Span_AddBloom(const DPSOFTRAST_State_Triangle * RESTRICT tr
                out4f[x*4+3] = ina4f[x*4+3] + c[3];
        }
 }
+#endif
 
-void DPSOFTRAST_Draw_Span_MultiplyBuffers(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, float *out4f, const float *ina4f, const float *inb4f)
+#if 0
+static void DPSOFTRAST_Draw_Span_MultiplyBuffers(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, float *out4f, const float *ina4f, const float *inb4f)
 {
        int x, startx = span->startx, endx = span->endx;
        for (x = startx;x < endx;x++)
@@ -2699,8 +2923,10 @@ void DPSOFTRAST_Draw_Span_MultiplyBuffers(const DPSOFTRAST_State_Triangle * REST
                out4f[x*4+3] = ina4f[x*4+3] * inb4f[x*4+3];
        }
 }
+#endif
 
-void DPSOFTRAST_Draw_Span_AddBuffers(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, float *out4f, const float *ina4f, const float *inb4f)
+#if 0
+static void DPSOFTRAST_Draw_Span_AddBuffers(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, float *out4f, const float *ina4f, const float *inb4f)
 {
        int x, startx = span->startx, endx = span->endx;
        for (x = startx;x < endx;x++)
@@ -2711,8 +2937,10 @@ void DPSOFTRAST_Draw_Span_AddBuffers(const DPSOFTRAST_State_Triangle * RESTRICT
                out4f[x*4+3] = ina4f[x*4+3] + inb4f[x*4+3];
        }
 }
+#endif
 
-void DPSOFTRAST_Draw_Span_MixBuffers(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, float *out4f, const float *ina4f, const float *inb4f)
+#if 0
+static void DPSOFTRAST_Draw_Span_MixBuffers(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, float *out4f, const float *ina4f, const float *inb4f)
 {
        int x, startx = span->startx, endx = span->endx;
        float a, b;
@@ -2726,8 +2954,10 @@ void DPSOFTRAST_Draw_Span_MixBuffers(const DPSOFTRAST_State_Triangle * RESTRICT
                out4f[x*4+3] = ina4f[x*4+3] * a + inb4f[x*4+3] * b;
        }
 }
+#endif
 
-void DPSOFTRAST_Draw_Span_MixUniformColor(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, float *out4f, const float *in4f, const float *color)
+#if 0
+static void DPSOFTRAST_Draw_Span_MixUniformColor(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, float *out4f, const float *in4f, const float *color)
 {
        int x, startx = span->startx, endx = span->endx;
        float localcolor[4], ilerp, lerp;
@@ -2745,99 +2975,128 @@ void DPSOFTRAST_Draw_Span_MixUniformColor(const DPSOFTRAST_State_Triangle * REST
                out4f[x*4+3] = in4f[x*4+3] * ilerp + localcolor[3] * lerp;
        }
 }
+#endif
 
 
 
-void DPSOFTRAST_Draw_Span_MultiplyVaryingBGRA8(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, unsigned char *out4ub, const unsigned char *in4ub, int arrayindex, const float *zf)
+static void DPSOFTRAST_Draw_Span_MultiplyVaryingBGRA8(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, unsigned char *out4ub, const unsigned char *in4ub, int arrayindex, const float *zf)
 {
-#ifdef SSE2_PRESENT
+#ifdef SSE_POSSIBLE
        int x;
        int startx = span->startx;
        int endx = span->endx;
        __m128 data, slope;
+       __m128 mod, endmod;
+       __m128i submod, substep, endsubmod;
        DPSOFTRAST_CALCATTRIB(triangle, span, data, slope, arrayindex);
        data = _mm_shuffle_ps(data, data, _MM_SHUFFLE(3, 0, 1, 2));
        slope = _mm_shuffle_ps(slope, slope, _MM_SHUFFLE(3, 0, 1, 2));
-       data = _mm_add_ps(data, _mm_mul_ps(slope, _mm_set1_ps(startx)));
-       data = _mm_mul_ps(data, _mm_set1_ps(256.0f));
-       slope = _mm_mul_ps(slope, _mm_set1_ps(256.0f));
-       for (x = startx;x+2 <= endx;x += 2, data = _mm_add_ps(data, slope))
-       {
-               __m128i pix = _mm_unpacklo_epi8(_mm_setzero_si128(), _mm_loadl_epi64((const __m128i *)&in4ub[x*4]));
-               __m128i mod = _mm_cvtps_epi32(_mm_mul_ps(data, _mm_load1_ps(&zf[x]))), mod2;
-               data = _mm_add_ps(data, slope);
-               mod2 = _mm_cvtps_epi32(_mm_mul_ps(data, _mm_load1_ps(&zf[x+1])));
-               mod = _mm_unpacklo_epi64(_mm_packs_epi32(mod, mod), _mm_packs_epi32(mod2, mod2));
-               pix = _mm_mulhi_epu16(pix, mod);
-               _mm_storel_epi64((__m128i *)&out4ub[x*4], _mm_packus_epi16(pix, pix));
-       }
-       for (;x < endx;x++, data = _mm_add_ps(data, slope))
+       endmod = _mm_mul_ps(_mm_add_ps(data, _mm_mul_ps(slope, _mm_set1_ps(startx))), _mm_load1_ps(&zf[startx]));
+       endsubmod = _mm_cvtps_epi32(_mm_mul_ps(endmod, _mm_set1_ps(256.0f)));
+       for (x = startx; x < endx;)
        {
-               __m128i pix = _mm_unpacklo_epi8(_mm_setzero_si128(), _mm_cvtsi32_si128(*(const int *)&in4ub[x*4]));
-               __m128i mod = _mm_cvtps_epi32(_mm_mul_ps(data, _mm_load1_ps(&zf[x])));
-               mod = _mm_packs_epi32(mod, mod);
-               pix = _mm_mulhi_epu16(pix, mod);
-               *(int *)&out4ub[x*4] = _mm_cvtsi128_si32(_mm_packus_epi16(pix, pix));
-       }
-#endif
-}
-
-void DPSOFTRAST_Draw_Span_VaryingBGRA8(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, unsigned char *out4ub, int arrayindex, const float *zf)
-{
-#ifdef SSE2_PRESENT
+               int nextsub = x + DPSOFTRAST_DRAW_MAXSUBSPAN, endsub = nextsub - 1;
+               __m128 subscale = _mm_set1_ps(256.0f/DPSOFTRAST_DRAW_MAXSUBSPAN);
+               if (nextsub >= endx)
+               {
+                       nextsub = endsub = endx-1;
+                       if (x < nextsub) subscale = _mm_set1_ps(256.0f / (nextsub - x));
+               }
+               mod = endmod;
+               submod = endsubmod;
+               endmod = _mm_mul_ps(_mm_add_ps(data, _mm_mul_ps(slope, _mm_set1_ps(nextsub))), _mm_load1_ps(&zf[nextsub]));
+               substep = _mm_cvtps_epi32(_mm_mul_ps(_mm_sub_ps(endmod, mod), subscale));
+               endsubmod = _mm_cvtps_epi32(_mm_mul_ps(endmod, _mm_set1_ps(256.0f)));
+               submod = _mm_packs_epi32(submod, _mm_add_epi32(submod, substep));
+               substep = _mm_packs_epi32(substep, substep);
+               for (; x + 1 <= endsub; x += 2, submod = _mm_add_epi16(submod, substep))
+               {
+                       __m128i pix = _mm_unpacklo_epi8(_mm_setzero_si128(), _mm_loadl_epi64((const __m128i *)&in4ub[x*4]));
+                       pix = _mm_mulhi_epu16(pix, submod);
+                       _mm_storel_epi64((__m128i *)&out4ub[x*4], _mm_packus_epi16(pix, pix));
+               }
+               if (x <= endsub)
+               {
+                       __m128i pix = _mm_unpacklo_epi8(_mm_setzero_si128(), _mm_cvtsi32_si128(*(const int *)&in4ub[x*4]));
+                       pix = _mm_mulhi_epu16(pix, submod);
+                       *(int *)&out4ub[x*4] = _mm_cvtsi128_si32(_mm_packus_epi16(pix, pix));
+                       x++;
+               }
+       }
+#endif
+}
+
+static void DPSOFTRAST_Draw_Span_VaryingBGRA8(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, unsigned char *out4ub, int arrayindex, const float *zf)
+{
+#ifdef SSE_POSSIBLE
        int x;
        int startx = span->startx;
        int endx = span->endx;
        __m128 data, slope;
+       __m128 mod, endmod;
+       __m128i submod, substep, endsubmod;
        DPSOFTRAST_CALCATTRIB(triangle, span, data, slope, arrayindex);
        data = _mm_shuffle_ps(data, data, _MM_SHUFFLE(3, 0, 1, 2));
        slope = _mm_shuffle_ps(slope, slope, _MM_SHUFFLE(3, 0, 1, 2));
-       data = _mm_add_ps(data, _mm_mul_ps(slope, _mm_set1_ps(startx)));
-       data = _mm_mul_ps(data, _mm_set1_ps(255.0f));
-       slope = _mm_mul_ps(slope, _mm_set1_ps(255.0f));
-       for (x = startx;x+2 <= endx;x += 2, data = _mm_add_ps(data, slope))
-       {
-               __m128i pix = _mm_cvtps_epi32(_mm_mul_ps(data, _mm_load1_ps(&zf[x]))), pix2;
-               data = _mm_add_ps(data, slope);
-               pix2 = _mm_cvtps_epi32(_mm_mul_ps(data, _mm_load1_ps(&zf[x+1])));
-               pix = _mm_unpacklo_epi64(_mm_packs_epi32(pix, pix), _mm_packs_epi32(pix2, pix2));
-               _mm_storel_epi64((__m128i *)&out4ub[x*4], _mm_packus_epi16(pix, pix));
-       }
-       for (;x < endx;x++, data = _mm_add_ps(data, slope))
+       endmod = _mm_mul_ps(_mm_add_ps(data, _mm_mul_ps(slope, _mm_set1_ps(startx))), _mm_load1_ps(&zf[startx]));
+       endsubmod = _mm_cvtps_epi32(_mm_mul_ps(endmod, _mm_set1_ps(4095.0f)));
+       for (x = startx; x < endx;)
        {
-               __m128i pix = _mm_cvtps_epi32(_mm_mul_ps(data, _mm_load1_ps(&zf[x])));
-               pix = _mm_packs_epi32(pix, pix);
-               *(int *)&out4ub[x*4] = _mm_cvtsi128_si32(_mm_packus_epi16(pix, pix));
+               int nextsub = x + DPSOFTRAST_DRAW_MAXSUBSPAN, endsub = nextsub - 1;
+               __m128 subscale = _mm_set1_ps(4095.0f/DPSOFTRAST_DRAW_MAXSUBSPAN);
+               if (nextsub >= endx)
+               {
+                       nextsub = endsub = endx-1;
+                       if (x < nextsub) subscale = _mm_set1_ps(4095.0f / (nextsub - x));
+               }
+               mod = endmod;
+               submod = endsubmod;
+               endmod = _mm_mul_ps(_mm_add_ps(data, _mm_mul_ps(slope, _mm_set1_ps(nextsub))), _mm_load1_ps(&zf[nextsub]));
+               substep = _mm_cvtps_epi32(_mm_mul_ps(_mm_sub_ps(endmod, mod), subscale));
+               endsubmod = _mm_cvtps_epi32(_mm_mul_ps(endmod, _mm_set1_ps(4095.0f)));
+               submod = _mm_packs_epi32(submod, _mm_add_epi32(submod, substep));
+               substep = _mm_packs_epi32(substep, substep);
+               for (; x + 1 <= endsub; x += 2, submod = _mm_add_epi16(submod, substep))
+               {
+                       __m128i pix = _mm_srai_epi16(submod, 4);
+                       _mm_storel_epi64((__m128i *)&out4ub[x*4], _mm_packus_epi16(pix, pix));
+               }
+               if (x <= endsub)
+               {
+                       __m128i pix = _mm_srai_epi16(submod, 4);
+                       *(int *)&out4ub[x*4] = _mm_cvtsi128_si32(_mm_packus_epi16(pix, pix));
+                       x++;
+               }
        }
 #endif
 }
 
-void DPSOFTRAST_Draw_Span_AddBloomBGRA8(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, unsigned char *out4ub, const unsigned char *ina4ub, const unsigned char *inb4ub, const float *subcolor)
+static void DPSOFTRAST_Draw_Span_AddBloomBGRA8(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, unsigned char *out4ub, const unsigned char *ina4ub, const unsigned char *inb4ub, const float *subcolor)
 {
-#ifdef SSE2_PRESENT
+#ifdef SSE_POSSIBLE
        int x, startx = span->startx, endx = span->endx;
        __m128i localcolor = _mm_shuffle_epi32(_mm_cvtps_epi32(_mm_mul_ps(_mm_loadu_ps(subcolor), _mm_set1_ps(255.0f))), _MM_SHUFFLE(3, 0, 1, 2));
-       localcolor = _mm_shuffle_epi32(_mm_packs_epi32(localcolor, localcolor), _MM_SHUFFLE(1, 0, 1, 0));
+       localcolor = _mm_packs_epi32(localcolor, localcolor);
        for (x = startx;x+2 <= endx;x+=2)
        {
                __m128i pix1 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)&ina4ub[x*4]), _mm_setzero_si128());
                __m128i pix2 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)&inb4ub[x*4]), _mm_setzero_si128());
-               pix1 = _mm_add_epi16(pix1, _mm_sub_epi16(pix2, localcolor));
+               pix1 = _mm_add_epi16(pix1, _mm_subs_epu16(pix2, localcolor));
                _mm_storel_epi64((__m128i *)&out4ub[x*4], _mm_packus_epi16(pix1, pix1));
        }
-       if(x < endx)
+       if (x < endx)
        {
                __m128i pix1 = _mm_unpacklo_epi8(_mm_cvtsi32_si128(*(const int *)&ina4ub[x*4]), _mm_setzero_si128());
                __m128i pix2 = _mm_unpacklo_epi8(_mm_cvtsi32_si128(*(const int *)&inb4ub[x*4]), _mm_setzero_si128());
-               pix1 = _mm_add_epi16(pix1, _mm_sub_epi16(pix2, localcolor));
+               pix1 = _mm_add_epi16(pix1, _mm_subs_epu16(pix2, localcolor));
                *(int *)&out4ub[x*4] = _mm_cvtsi128_si32(_mm_packus_epi16(pix1, pix1));
        }
 #endif
 }
 
-void DPSOFTRAST_Draw_Span_MultiplyBuffersBGRA8(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, unsigned char *out4ub, const unsigned char *ina4ub, const unsigned char *inb4ub)
+static void DPSOFTRAST_Draw_Span_MultiplyBuffersBGRA8(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, unsigned char *out4ub, const unsigned char *ina4ub, const unsigned char *inb4ub)
 {
-#ifdef SSE2_PRESENT
+#ifdef SSE_POSSIBLE
        int x, startx = span->startx, endx = span->endx;
        for (x = startx;x+2 <= endx;x+=2)
        {
@@ -2846,7 +3105,7 @@ void DPSOFTRAST_Draw_Span_MultiplyBuffersBGRA8(const DPSOFTRAST_State_Triangle *
                pix1 = _mm_mulhi_epu16(pix1, pix2);
                _mm_storel_epi64((__m128i *)&out4ub[x*4], _mm_packus_epi16(pix1, pix1));
        }
-       if(x < endx)
+       if (x < endx)
        {
                __m128i pix1 = _mm_unpacklo_epi8(_mm_cvtsi32_si128(*(const int *)&ina4ub[x*4]), _mm_setzero_si128());
                __m128i pix2 = _mm_unpacklo_epi8(_mm_setzero_si128(), _mm_cvtsi32_si128(*(const int *)&inb4ub[x*4]));
@@ -2856,9 +3115,9 @@ void DPSOFTRAST_Draw_Span_MultiplyBuffersBGRA8(const DPSOFTRAST_State_Triangle *
 #endif
 }
 
-void DPSOFTRAST_Draw_Span_AddBuffersBGRA8(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, unsigned char *out4ub, const unsigned char *ina4ub, const unsigned char *inb4ub)
+static void DPSOFTRAST_Draw_Span_AddBuffersBGRA8(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, unsigned char *out4ub, const unsigned char *ina4ub, const unsigned char *inb4ub)
 {
-#ifdef SSE2_PRESENT
+#ifdef SSE_POSSIBLE
        int x, startx = span->startx, endx = span->endx;
        for (x = startx;x+2 <= endx;x+=2)
        {
@@ -2867,7 +3126,7 @@ void DPSOFTRAST_Draw_Span_AddBuffersBGRA8(const DPSOFTRAST_State_Triangle * REST
                pix1 = _mm_add_epi16(pix1, pix2);
                _mm_storel_epi64((__m128i *)&out4ub[x*4], _mm_packus_epi16(pix1, pix1));
        }
-       if(x < endx)
+       if (x < endx)
        {
                __m128i pix1 = _mm_unpacklo_epi8(_mm_cvtsi32_si128(*(const int *)&ina4ub[x*4]), _mm_setzero_si128());
                __m128i pix2 = _mm_unpacklo_epi8(_mm_cvtsi32_si128(*(const int *)&inb4ub[x*4]), _mm_setzero_si128());
@@ -2877,12 +3136,13 @@ void DPSOFTRAST_Draw_Span_AddBuffersBGRA8(const DPSOFTRAST_State_Triangle * REST
 #endif
 }
 
-void DPSOFTRAST_Draw_Span_TintedAddBuffersBGRA8(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, unsigned char *out4ub, const unsigned char *ina4ub, const unsigned char *inb4ub, const float *inbtintbgra)
+#if 0
+static void DPSOFTRAST_Draw_Span_TintedAddBuffersBGRA8(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, unsigned char *out4ub, const unsigned char *ina4ub, const unsigned char *inb4ub, const float *inbtintbgra)
 {
-#ifdef SSE2_PRESENT
+#ifdef SSE_POSSIBLE
        int x, startx = span->startx, endx = span->endx;
        __m128i tint = _mm_cvtps_epi32(_mm_mul_ps(_mm_loadu_ps(inbtintbgra), _mm_set1_ps(256.0f)));
-       tint = _mm_shuffle_epi32(_mm_packs_epi32(tint, tint), _MM_SHUFFLE(1, 0, 1, 0));
+       tint = _mm_packs_epi32(tint, tint);
        for (x = startx;x+2 <= endx;x+=2)
        {
                __m128i pix1 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)&ina4ub[x*4]), _mm_setzero_si128());
@@ -2890,7 +3150,7 @@ void DPSOFTRAST_Draw_Span_TintedAddBuffersBGRA8(const DPSOFTRAST_State_Triangle
                pix1 = _mm_add_epi16(pix1, _mm_mulhi_epu16(tint, pix2));
                _mm_storel_epi64((__m128i *)&out4ub[x*4], _mm_packus_epi16(pix1, pix1));
        }
-       if(x < endx)
+       if (x < endx)
        {
                __m128i pix1 = _mm_unpacklo_epi8(_mm_cvtsi32_si128(*(const int *)&ina4ub[x*4]), _mm_setzero_si128());
                __m128i pix2 = _mm_unpacklo_epi8(_mm_setzero_si128(), _mm_cvtsi32_si128(*(const int *)&inb4ub[x*4]));
@@ -2899,10 +3159,11 @@ void DPSOFTRAST_Draw_Span_TintedAddBuffersBGRA8(const DPSOFTRAST_State_Triangle
        }
 #endif
 }
+#endif
 
-void DPSOFTRAST_Draw_Span_MixBuffersBGRA8(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, unsigned char *out4ub, const unsigned char *ina4ub, const unsigned char *inb4ub)
+static void DPSOFTRAST_Draw_Span_MixBuffersBGRA8(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, unsigned char *out4ub, const unsigned char *ina4ub, const unsigned char *inb4ub)
 {
-#ifdef SSE2_PRESENT
+#ifdef SSE_POSSIBLE
        int x, startx = span->startx, endx = span->endx;
        for (x = startx;x+2 <= endx;x+=2)
        {
@@ -2912,7 +3173,7 @@ void DPSOFTRAST_Draw_Span_MixBuffersBGRA8(const DPSOFTRAST_State_Triangle * REST
                pix1 = _mm_add_epi16(pix1, _mm_mulhi_epi16(_mm_slli_epi16(_mm_sub_epi16(pix2, pix1), 4), _mm_slli_epi16(blend, 4)));
                _mm_storel_epi64((__m128i *)&out4ub[x*4], _mm_packus_epi16(pix1, pix1));
        }
-       if(x < endx)
+       if (x < endx)
        {
                __m128i pix1 = _mm_unpacklo_epi8(_mm_cvtsi32_si128(*(const int *)&ina4ub[x*4]), _mm_setzero_si128());
                __m128i pix2 = _mm_unpacklo_epi8(_mm_cvtsi32_si128(*(const int *)&inb4ub[x*4]), _mm_setzero_si128());
@@ -2923,12 +3184,12 @@ void DPSOFTRAST_Draw_Span_MixBuffersBGRA8(const DPSOFTRAST_State_Triangle * REST
 #endif
 }
 
-void DPSOFTRAST_Draw_Span_MixUniformColorBGRA8(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, unsigned char *out4ub, const unsigned char *in4ub, const float *color)
+static void DPSOFTRAST_Draw_Span_MixUniformColorBGRA8(const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span, unsigned char *out4ub, const unsigned char *in4ub, const float *color)
 {
-#ifdef SSE2_PRESENT
+#ifdef SSE_POSSIBLE
        int x, startx = span->startx, endx = span->endx;
        __m128i localcolor = _mm_shuffle_epi32(_mm_cvtps_epi32(_mm_mul_ps(_mm_loadu_ps(color), _mm_set1_ps(255.0f))), _MM_SHUFFLE(3, 0, 1, 2)), blend;
-       localcolor = _mm_shuffle_epi32(_mm_packs_epi32(localcolor, localcolor), _MM_SHUFFLE(1, 0, 1, 0));
+       localcolor = _mm_packs_epi32(localcolor, localcolor);
        blend = _mm_slli_epi16(_mm_shufflehi_epi16(_mm_shufflelo_epi16(localcolor, _MM_SHUFFLE(3, 3, 3, 3)), _MM_SHUFFLE(3, 3, 3, 3)), 4);
        for (x = startx;x+2 <= endx;x+=2)
        {
@@ -2936,7 +3197,7 @@ void DPSOFTRAST_Draw_Span_MixUniformColorBGRA8(const DPSOFTRAST_State_Triangle *
                pix = _mm_add_epi16(pix, _mm_mulhi_epi16(_mm_slli_epi16(_mm_sub_epi16(localcolor, pix), 4), blend));
                _mm_storel_epi64((__m128i *)&out4ub[x*4], _mm_packus_epi16(pix, pix));
        }
-       if(x < endx)
+       if (x < endx)
        {
                __m128i pix = _mm_unpacklo_epi8(_mm_cvtsi32_si128(*(const int *)&in4ub[x*4]), _mm_setzero_si128());
                pix = _mm_add_epi16(pix, _mm_mulhi_epi16(_mm_slli_epi16(_mm_sub_epi16(localcolor, pix), 4), blend));
@@ -2947,16 +3208,16 @@ void DPSOFTRAST_Draw_Span_MixUniformColorBGRA8(const DPSOFTRAST_State_Triangle *
 
 
 
-void DPSOFTRAST_VertexShader_Generic(void)
+static void DPSOFTRAST_VertexShader_Generic(void)
 {
-       DPSOFTRAST_Array_TransformProject(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.screencoord4f, dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
-       DPSOFTRAST_Array_Copy(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_COLOR], dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_COLOR], dpsoftrast.numvertices);
-       DPSOFTRAST_Array_Copy(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.numvertices);
+       DPSOFTRAST_Array_TransformProject(DPSOFTRAST_ARRAY_POSITION, DPSOFTRAST_ARRAY_POSITION, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
+       DPSOFTRAST_Array_Load(DPSOFTRAST_ARRAY_COLOR, DPSOFTRAST_ARRAY_COLOR);
+       DPSOFTRAST_Array_Load(DPSOFTRAST_ARRAY_TEXCOORD0, DPSOFTRAST_ARRAY_TEXCOORD0);
        if (dpsoftrast.shader_permutation & SHADERPERMUTATION_SPECULAR)
-               DPSOFTRAST_Array_Copy(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD1], dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD1], dpsoftrast.numvertices);
+               DPSOFTRAST_Array_Load(DPSOFTRAST_ARRAY_TEXCOORD1, DPSOFTRAST_ARRAY_TEXCOORD1);
 }
 
-void DPSOFTRAST_PixelShader_Generic(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
+static void DPSOFTRAST_PixelShader_Generic(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
 {
        float buffer_z[DPSOFTRAST_DRAW_MAXSPANLENGTH];
        unsigned char buffer_texture_colorbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
@@ -2989,19 +3250,25 @@ void DPSOFTRAST_PixelShader_Generic(DPSOFTRAST_State_Thread *thread, const DPSOF
        }
        else
                DPSOFTRAST_Draw_Span_VaryingBGRA8(triangle, span, buffer_FragColorbgra8, 1, buffer_z);
+       if(thread->shader_permutation & SHADERPERMUTATION_ALPHAKILL)
+       {
+               int x;
+               for (x = span->startx;x < span->endx;x++)
+                       buffer_FragColorbgra8[x*4+3] = buffer_FragColorbgra8[x*4+3] * thread->uniform4f[DPSOFTRAST_UNIFORM_Alpha*4+0];
+       }
        DPSOFTRAST_Draw_Span_FinishBGRA8(thread, triangle, span, buffer_FragColorbgra8);
 }
 
 
 
-void DPSOFTRAST_VertexShader_PostProcess(void)
+static void DPSOFTRAST_VertexShader_PostProcess(void)
 {
-       DPSOFTRAST_Array_TransformProject(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.screencoord4f, dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
-       DPSOFTRAST_Array_Copy(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.numvertices);
-       DPSOFTRAST_Array_Copy(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD1], dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD1], dpsoftrast.numvertices);
+       DPSOFTRAST_Array_TransformProject(DPSOFTRAST_ARRAY_POSITION, DPSOFTRAST_ARRAY_POSITION, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
+       DPSOFTRAST_Array_Load(DPSOFTRAST_ARRAY_TEXCOORD0, DPSOFTRAST_ARRAY_TEXCOORD0);
+       DPSOFTRAST_Array_Load(DPSOFTRAST_ARRAY_TEXCOORD1, DPSOFTRAST_ARRAY_TEXCOORD4);
 }
 
-void DPSOFTRAST_PixelShader_PostProcess(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
+static void DPSOFTRAST_PixelShader_PostProcess(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
 {
        // TODO: optimize!!  at the very least there is no reason to use texture sampling on the frame texture
        float buffer_z[DPSOFTRAST_DRAW_MAXSPANLENGTH];
@@ -3028,64 +3295,83 @@ void DPSOFTRAST_PixelShader_PostProcess(DPSOFTRAST_State_Thread *thread, const D
 
 
 
-void DPSOFTRAST_VertexShader_Depth_Or_Shadow(void)
+static void DPSOFTRAST_VertexShader_Depth_Or_Shadow(void)
 {
-       DPSOFTRAST_Array_TransformProject(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.screencoord4f, dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
+       DPSOFTRAST_Array_TransformProject(DPSOFTRAST_ARRAY_POSITION, DPSOFTRAST_ARRAY_POSITION, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
 }
 
-void DPSOFTRAST_PixelShader_Depth_Or_Shadow(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
+static void DPSOFTRAST_PixelShader_Depth_Or_Shadow(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
 {
        // this is never called (because colormask is off when this shader is used)
        float buffer_z[DPSOFTRAST_DRAW_MAXSPANLENGTH];
        unsigned char buffer_FragColorbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
        DPSOFTRAST_Draw_Span_Begin(thread, triangle, span, buffer_z);
-       memset(buffer_FragColorbgra8, 0, span->length*4);
+       memset(buffer_FragColorbgra8 + span->startx*4, 0, (span->endx - span->startx)*4);
        DPSOFTRAST_Draw_Span_FinishBGRA8(thread, triangle, span, buffer_FragColorbgra8);
 }
 
 
 
-void DPSOFTRAST_VertexShader_FlatColor(void)
+static void DPSOFTRAST_VertexShader_FlatColor(void)
 {
-       DPSOFTRAST_Array_TransformProject(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.screencoord4f, dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
-       DPSOFTRAST_Array_Transform(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_TexMatrixM1);
+       DPSOFTRAST_Array_TransformProject(DPSOFTRAST_ARRAY_POSITION, DPSOFTRAST_ARRAY_POSITION, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
+       DPSOFTRAST_Array_Transform(DPSOFTRAST_ARRAY_TEXCOORD0, DPSOFTRAST_ARRAY_TEXCOORD0, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_TexMatrixM1);
 }
 
-void DPSOFTRAST_PixelShader_FlatColor(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
+static void DPSOFTRAST_PixelShader_FlatColor(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
 {
+#ifdef SSE_POSSIBLE
+       unsigned char * RESTRICT pixelmask = span->pixelmask;
+       unsigned char * RESTRICT pixel = (unsigned char *)dpsoftrast.fb_colorpixels[0] + (span->y * dpsoftrast.fb_width + span->x) * 4;
        int x, startx = span->startx, endx = span->endx;
-       int Color_Ambienti[4];
+       __m128i Color_Ambientm;
        float buffer_z[DPSOFTRAST_DRAW_MAXSPANLENGTH];
        unsigned char buffer_texture_colorbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
        unsigned char buffer_FragColorbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
-       Color_Ambienti[2] = (int)(thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Ambient*4+0]*256.0f);
-       Color_Ambienti[1] = (int)(thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Ambient*4+1]*256.0f);
-       Color_Ambienti[0] = (int)(thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Ambient*4+2]*256.0f);
-       Color_Ambienti[3] = (int)(thread->uniform4f[DPSOFTRAST_UNIFORM_Alpha*4+0]        *256.0f);
        DPSOFTRAST_Draw_Span_Begin(thread, triangle, span, buffer_z);
        DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_colorbgra8, GL20TU_COLOR, 2, buffer_z);
+       if ((thread->shader_permutation & SHADERPERMUTATION_ALPHAKILL) || thread->fb_blendmode != DPSOFTRAST_BLENDMODE_OPAQUE)
+               pixel = buffer_FragColorbgra8;
+       Color_Ambientm = _mm_shuffle_epi32(_mm_cvtps_epi32(_mm_mul_ps(_mm_load_ps(&thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Ambient*4]), _mm_set1_ps(256.0f))), _MM_SHUFFLE(3, 0, 1, 2));
+       Color_Ambientm = _mm_and_si128(Color_Ambientm, _mm_setr_epi32(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0));
+       Color_Ambientm = _mm_or_si128(Color_Ambientm, _mm_setr_epi32(0, 0, 0, (int)(thread->uniform4f[DPSOFTRAST_UNIFORM_Alpha*4+0]*255.0f)));
+       Color_Ambientm = _mm_packs_epi32(Color_Ambientm, Color_Ambientm);
        for (x = startx;x < endx;x++)
        {
-               buffer_FragColorbgra8[x*4+0] = (buffer_texture_colorbgra8[x*4+0] * Color_Ambienti[0])>>8;
-               buffer_FragColorbgra8[x*4+1] = (buffer_texture_colorbgra8[x*4+1] * Color_Ambienti[1])>>8;
-               buffer_FragColorbgra8[x*4+2] = (buffer_texture_colorbgra8[x*4+2] * Color_Ambienti[2])>>8;
-               buffer_FragColorbgra8[x*4+3] = (buffer_texture_colorbgra8[x*4+3] * Color_Ambienti[3])>>8;
+               __m128i color, pix;
+               if (x + 4 <= endx && *(const unsigned int *)&pixelmask[x] == 0x01010101)
+               {
+                       __m128i pix2;
+                       color = _mm_loadu_si128((const __m128i *)&buffer_texture_colorbgra8[x*4]);
+                       pix = _mm_mulhi_epu16(Color_Ambientm, _mm_unpacklo_epi8(_mm_setzero_si128(), color));
+                       pix2 = _mm_mulhi_epu16(Color_Ambientm, _mm_unpackhi_epi8(_mm_setzero_si128(), color));
+                       _mm_storeu_si128((__m128i *)&pixel[x*4], _mm_packus_epi16(pix, pix2));
+                       x += 3;
+                       continue;
+               }
+               if (!pixelmask[x])
+                       continue;
+               color = _mm_unpacklo_epi8(_mm_setzero_si128(), _mm_cvtsi32_si128(*(const int *)&buffer_texture_colorbgra8[x*4]));
+               pix = _mm_mulhi_epu16(Color_Ambientm, color);
+               *(int *)&pixel[x*4] = _mm_cvtsi128_si32(_mm_packus_epi16(pix, pix));
        }
-       DPSOFTRAST_Draw_Span_FinishBGRA8(thread, triangle, span, buffer_FragColorbgra8);
+       if (pixel == buffer_FragColorbgra8)
+               DPSOFTRAST_Draw_Span_FinishBGRA8(thread, triangle, span, buffer_FragColorbgra8);
+#endif
 }
 
 
 
-void DPSOFTRAST_VertexShader_VertexColor(void)
+static void DPSOFTRAST_VertexShader_VertexColor(void)
 {
-       DPSOFTRAST_Array_TransformProject(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.screencoord4f, dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
-       DPSOFTRAST_Array_Copy(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_COLOR], dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_COLOR], dpsoftrast.numvertices);
-       DPSOFTRAST_Array_Transform(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_TexMatrixM1);
+       DPSOFTRAST_Array_TransformProject(DPSOFTRAST_ARRAY_POSITION, DPSOFTRAST_ARRAY_POSITION, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
+       DPSOFTRAST_Array_Load(DPSOFTRAST_ARRAY_COLOR, DPSOFTRAST_ARRAY_COLOR);
+       DPSOFTRAST_Array_Transform(DPSOFTRAST_ARRAY_TEXCOORD0, DPSOFTRAST_ARRAY_TEXCOORD0, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_TexMatrixM1);
 }
 
-void DPSOFTRAST_PixelShader_VertexColor(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
+static void DPSOFTRAST_PixelShader_VertexColor(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
 {
-#ifdef SSE2_PRESENT
+#ifdef SSE_POSSIBLE
        unsigned char * RESTRICT pixelmask = span->pixelmask;
        unsigned char * RESTRICT pixel = (unsigned char *)dpsoftrast.fb_colorpixels[0] + (span->y * dpsoftrast.fb_width + span->x) * 4;
        int x, startx = span->startx, endx = span->endx;
@@ -3097,7 +3383,7 @@ void DPSOFTRAST_PixelShader_VertexColor(DPSOFTRAST_State_Thread *thread, const D
        int arrayindex = DPSOFTRAST_ARRAY_COLOR;
        DPSOFTRAST_Draw_Span_Begin(thread, triangle, span, buffer_z);
        DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_colorbgra8, GL20TU_COLOR, 2, buffer_z);
-       if (thread->alphatest || thread->fb_blendmode != DPSOFTRAST_BLENDMODE_OPAQUE)
+       if ((thread->shader_permutation & SHADERPERMUTATION_ALPHAKILL) || thread->fb_blendmode != DPSOFTRAST_BLENDMODE_OPAQUE)
                pixel = buffer_FragColorbgra8;
        Color_Ambientm = _mm_shuffle_epi32(_mm_cvtps_epi32(_mm_mul_ps(_mm_load_ps(&thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Ambient*4]), _mm_set1_ps(256.0f))), _MM_SHUFFLE(3, 0, 1, 2));
        Color_Ambientm = _mm_and_si128(Color_Ambientm, _mm_setr_epi32(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0));
@@ -3135,7 +3421,7 @@ void DPSOFTRAST_PixelShader_VertexColor(DPSOFTRAST_State_Thread *thread, const D
                        x += 3;
                        continue;
                }
-               if(!pixelmask[x])
+               if (!pixelmask[x])
                        continue;
                color = _mm_unpacklo_epi8(_mm_setzero_si128(), _mm_cvtsi32_si128(*(const int *)&buffer_texture_colorbgra8[x*4]));
                mod = _mm_cvtps_epi32(_mm_mul_ps(data, _mm_load1_ps(&buffer_z[x]))); 
@@ -3143,23 +3429,23 @@ void DPSOFTRAST_PixelShader_VertexColor(DPSOFTRAST_State_Thread *thread, const D
                pix = _mm_mulhi_epu16(_mm_add_epi16(_mm_mulhi_epu16(mod, Color_Diffusem), Color_Ambientm), color);
                *(int *)&pixel[x*4] = _mm_cvtsi128_si32(_mm_packus_epi16(pix, pix));
        }
-       if(pixel == buffer_FragColorbgra8)
+       if (pixel == buffer_FragColorbgra8)
                DPSOFTRAST_Draw_Span_FinishBGRA8(thread, triangle, span, buffer_FragColorbgra8);
 #endif
 }
 
 
 
-void DPSOFTRAST_VertexShader_Lightmap(void)
+static void DPSOFTRAST_VertexShader_Lightmap(void)
 {
-       DPSOFTRAST_Array_TransformProject(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.screencoord4f, dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
-       DPSOFTRAST_Array_Transform(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_TexMatrixM1);
-       DPSOFTRAST_Array_Copy(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD4], dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD4], dpsoftrast.numvertices);
+       DPSOFTRAST_Array_TransformProject(DPSOFTRAST_ARRAY_POSITION, DPSOFTRAST_ARRAY_POSITION, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
+       DPSOFTRAST_Array_Transform(DPSOFTRAST_ARRAY_TEXCOORD0, DPSOFTRAST_ARRAY_TEXCOORD0, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_TexMatrixM1);
+       DPSOFTRAST_Array_Load(DPSOFTRAST_ARRAY_TEXCOORD4, DPSOFTRAST_ARRAY_TEXCOORD4);
 }
 
-void DPSOFTRAST_PixelShader_Lightmap(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
+static void DPSOFTRAST_PixelShader_Lightmap(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
 {
-#ifdef SSE2_PRESENT
+#ifdef SSE_POSSIBLE
        unsigned char * RESTRICT pixelmask = span->pixelmask;
        unsigned char * RESTRICT pixel = (unsigned char *)dpsoftrast.fb_colorpixels[0] + (span->y * dpsoftrast.fb_width + span->x) * 4;
        int x, startx = span->startx, endx = span->endx;
@@ -3172,7 +3458,7 @@ void DPSOFTRAST_PixelShader_Lightmap(DPSOFTRAST_State_Thread *thread, const DPSO
        DPSOFTRAST_Draw_Span_Begin(thread, triangle, span, buffer_z);
        DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_colorbgra8, GL20TU_COLOR, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
        DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_lightmapbgra8, GL20TU_LIGHTMAP, DPSOFTRAST_ARRAY_TEXCOORD4, buffer_z);
-       if (thread->alphatest || thread->fb_blendmode != DPSOFTRAST_BLENDMODE_OPAQUE)
+       if ((thread->shader_permutation & SHADERPERMUTATION_ALPHAKILL) || thread->fb_blendmode != DPSOFTRAST_BLENDMODE_OPAQUE)
                pixel = buffer_FragColorbgra8;
        Color_Ambientm = _mm_shuffle_epi32(_mm_cvtps_epi32(_mm_mul_ps(_mm_load_ps(&thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Ambient*4]), _mm_set1_ps(256.0f))), _MM_SHUFFLE(3, 0, 1, 2));
        Color_Ambientm = _mm_and_si128(Color_Ambientm, _mm_setr_epi32(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0));
@@ -3207,7 +3493,7 @@ void DPSOFTRAST_PixelShader_Lightmap(DPSOFTRAST_State_Thread *thread, const DPSO
                                x += 3;
                                continue;
                        }
-                       if(!pixelmask[x])
+                       if (!pixelmask[x])
                                continue;
                        color = _mm_unpacklo_epi8(_mm_setzero_si128(), _mm_cvtsi32_si128(*(const int *)&buffer_texture_colorbgra8[x*4]));
                        lightmap = _mm_unpacklo_epi8(_mm_setzero_si128(), _mm_cvtsi32_si128(*(const int *)&buffer_texture_lightmapbgra8[x*4]));
@@ -3235,7 +3521,7 @@ void DPSOFTRAST_PixelShader_Lightmap(DPSOFTRAST_State_Thread *thread, const DPSO
                                x += 3;
                                continue;
                        }
-                       if(!pixelmask[x]) 
+                       if (!pixelmask[x]) 
                                continue;
                        color = _mm_unpacklo_epi8(_mm_setzero_si128(), _mm_cvtsi32_si128(*(const int *)&buffer_texture_colorbgra8[x*4]));
                        lightmap = _mm_unpacklo_epi8(_mm_setzero_si128(), _mm_cvtsi32_si128(*(const int *)&buffer_texture_lightmapbgra8[x*4]));
@@ -3243,52 +3529,49 @@ void DPSOFTRAST_PixelShader_Lightmap(DPSOFTRAST_State_Thread *thread, const DPSO
                        *(int *)&pixel[x*4] = _mm_cvtsi128_si32(_mm_packus_epi16(pix, pix));
                }
        }
-       if(pixel == buffer_FragColorbgra8)
+       if (pixel == buffer_FragColorbgra8)
                DPSOFTRAST_Draw_Span_FinishBGRA8(thread, triangle, span, buffer_FragColorbgra8);
 #endif
 }
 
 
+void DPSOFTRAST_VertexShader_LightDirection(void);
+void DPSOFTRAST_PixelShader_LightDirection(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span);
 
-void DPSOFTRAST_VertexShader_FakeLight(void)
+static void DPSOFTRAST_VertexShader_FakeLight(void)
 {
-       DPSOFTRAST_Array_TransformProject(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.screencoord4f, dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
+       DPSOFTRAST_VertexShader_LightDirection();
 }
 
-void DPSOFTRAST_PixelShader_FakeLight(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
+static void DPSOFTRAST_PixelShader_FakeLight(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
 {
-       // TODO: IMPLEMENT
-       float buffer_z[DPSOFTRAST_DRAW_MAXSPANLENGTH];
-       unsigned char buffer_FragColorbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
-       DPSOFTRAST_Draw_Span_Begin(thread, triangle, span, buffer_z);
-       memset(buffer_FragColorbgra8, 0, span->length*4);
-       DPSOFTRAST_Draw_Span_FinishBGRA8(thread, triangle, span, buffer_FragColorbgra8);
+       DPSOFTRAST_PixelShader_LightDirection(thread, triangle, span);
 }
 
 
 
-void DPSOFTRAST_VertexShader_LightDirectionMap_ModelSpace(void)
+static void DPSOFTRAST_VertexShader_LightDirectionMap_ModelSpace(void)
 {
-       DPSOFTRAST_VertexShader_Lightmap();
+       DPSOFTRAST_VertexShader_LightDirection();
+       DPSOFTRAST_Array_Load(DPSOFTRAST_ARRAY_TEXCOORD4, DPSOFTRAST_ARRAY_TEXCOORD4);
 }
 
-void DPSOFTRAST_PixelShader_LightDirectionMap_ModelSpace(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
+static void DPSOFTRAST_PixelShader_LightDirectionMap_ModelSpace(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
 {
-       DPSOFTRAST_PixelShader_Lightmap(thread, triangle, span);
-       // TODO: IMPLEMENT
+       DPSOFTRAST_PixelShader_LightDirection(thread, triangle, span);
 }
 
 
 
-void DPSOFTRAST_VertexShader_LightDirectionMap_TangentSpace(void)
+static void DPSOFTRAST_VertexShader_LightDirectionMap_TangentSpace(void)
 {
-       DPSOFTRAST_VertexShader_Lightmap();
+       DPSOFTRAST_VertexShader_LightDirection();
+       DPSOFTRAST_Array_Load(DPSOFTRAST_ARRAY_TEXCOORD4, DPSOFTRAST_ARRAY_TEXCOORD4);
 }
 
-void DPSOFTRAST_PixelShader_LightDirectionMap_TangentSpace(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
+static void DPSOFTRAST_PixelShader_LightDirectionMap_TangentSpace(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
 {
-       DPSOFTRAST_PixelShader_Lightmap(thread, triangle, span);
-       // TODO: IMPLEMENT
+       DPSOFTRAST_PixelShader_LightDirection(thread, triangle, span);
 }
 
 
@@ -3314,40 +3597,44 @@ void DPSOFTRAST_VertexShader_LightDirection(void)
        EyePosition[1] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_EyePosition*4+1];
        EyePosition[2] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_EyePosition*4+2];
        EyePosition[3] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_EyePosition*4+3];
-       DPSOFTRAST_Array_TransformProject(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.screencoord4f, dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
-       DPSOFTRAST_Array_Transform(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_TexMatrixM1);
+       DPSOFTRAST_Array_Load(DPSOFTRAST_ARRAY_POSITION, DPSOFTRAST_ARRAY_POSITION);
+       DPSOFTRAST_Array_Transform(DPSOFTRAST_ARRAY_TEXCOORD0, DPSOFTRAST_ARRAY_TEXCOORD0, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_TexMatrixM1);
+       DPSOFTRAST_Array_Load(DPSOFTRAST_ARRAY_TEXCOORD1, DPSOFTRAST_ARRAY_TEXCOORD1);
+       DPSOFTRAST_Array_Load(DPSOFTRAST_ARRAY_TEXCOORD2, DPSOFTRAST_ARRAY_TEXCOORD2);
+       DPSOFTRAST_Array_Load(DPSOFTRAST_ARRAY_TEXCOORD3, DPSOFTRAST_ARRAY_TEXCOORD3);
        for (i = 0;i < numvertices;i++)
        {
-               position[0] = dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_POSITION][i*4+0];
-               position[1] = dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_POSITION][i*4+1];
-               position[2] = dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_POSITION][i*4+2];
-               svector[0] = dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+0];
-               svector[1] = dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+1];
-               svector[2] = dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+2];
-               tvector[0] = dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+0];
-               tvector[1] = dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+1];
-               tvector[2] = dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+2];
-               normal[0] = dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD3][i*4+0];
-               normal[1] = dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD3][i*4+1];
-               normal[2] = dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD3][i*4+2];
+               position[0] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION][i*4+0];
+               position[1] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION][i*4+1];
+               position[2] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION][i*4+2];
+               svector[0] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+0];
+               svector[1] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+1];
+               svector[2] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+2];
+               tvector[0] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+0];
+               tvector[1] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+1];
+               tvector[2] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+2];
+               normal[0] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD3][i*4+0];
+               normal[1] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD3][i*4+1];
+               normal[2] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD3][i*4+2];
                LightVector[0] = svector[0] * LightDir[0] + svector[1] * LightDir[1] + svector[2] * LightDir[2];
                LightVector[1] = tvector[0] * LightDir[0] + tvector[1] * LightDir[1] + tvector[2] * LightDir[2];
                LightVector[2] = normal[0] * LightDir[0] + normal[1] * LightDir[1] + normal[2] * LightDir[2];
-               dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+0] = LightVector[0];
-               dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+1] = LightVector[1];
-               dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+2] = LightVector[2];
-               dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+3] = 0.0f;
+               dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD5][i*4+0] = LightVector[0];
+               dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD5][i*4+1] = LightVector[1];
+               dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD5][i*4+2] = LightVector[2];
+               dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD5][i*4+3] = 0.0f;
                EyeVectorModelSpace[0] = EyePosition[0] - position[0];
                EyeVectorModelSpace[1] = EyePosition[1] - position[1];
                EyeVectorModelSpace[2] = EyePosition[2] - position[2];
                EyeVector[0] = svector[0] * EyeVectorModelSpace[0] + svector[1] * EyeVectorModelSpace[1] + svector[2] * EyeVectorModelSpace[2];
                EyeVector[1] = tvector[0] * EyeVectorModelSpace[0] + tvector[1] * EyeVectorModelSpace[1] + tvector[2] * EyeVectorModelSpace[2];
                EyeVector[2] = normal[0]  * EyeVectorModelSpace[0] + normal[1]  * EyeVectorModelSpace[1] + normal[2]  * EyeVectorModelSpace[2];
-               dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+0] = EyeVector[0];
-               dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+1] = EyeVector[1];
-               dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+2] = EyeVector[2];
-               dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+3] = 0.0f;
+               dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD6][i*4+0] = EyeVector[0];
+               dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD6][i*4+1] = EyeVector[1];
+               dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD6][i*4+2] = EyeVector[2];
+               dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD6][i*4+3] = 0.0f;
        }
+       DPSOFTRAST_Array_TransformProject(DPSOFTRAST_ARRAY_POSITION, -1, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
 }
 
 #define DPSOFTRAST_Min(a,b) ((a) < (b) ? (a) : (b))
@@ -3378,6 +3665,8 @@ void DPSOFTRAST_PixelShader_LightDirection(DPSOFTRAST_State_Thread *thread, cons
        unsigned char buffer_texture_glowbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
        unsigned char buffer_texture_pantsbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
        unsigned char buffer_texture_shirtbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
+       unsigned char buffer_texture_deluxemapbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
+       unsigned char buffer_texture_lightmapbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
        unsigned char buffer_FragColorbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
        int x, startx = span->startx, endx = span->endx;
        float Color_Ambient[4], Color_Diffuse[4], Color_Specular[4], Color_Glow[4], Color_Pants[4], Color_Shirt[4], LightColor[4];
@@ -3385,11 +3674,18 @@ void DPSOFTRAST_PixelShader_LightDirection(DPSOFTRAST_State_Thread *thread, cons
        float LightVectorslope[4];
        float EyeVectordata[4];
        float EyeVectorslope[4];
+       float VectorSdata[4];
+       float VectorSslope[4];
+       float VectorTdata[4];
+       float VectorTslope[4];
+       float VectorRdata[4];
+       float VectorRslope[4];
        float z;
        float diffusetex[4];
        float glosstex[4];
        float surfacenormal[4];
        float lightnormal[4];
+       float lightnormal_modelspace[4];
        float eyenormal[4];
        float specularnormal[4];
        float diffuse;
@@ -3433,15 +3729,37 @@ void DPSOFTRAST_PixelShader_LightDirection(DPSOFTRAST_State_Thread *thread, cons
                LightColor[1] = thread->uniform4f[DPSOFTRAST_UNIFORM_LightColor*4+1];
                LightColor[0] = thread->uniform4f[DPSOFTRAST_UNIFORM_LightColor*4+2];
                LightColor[3] = 0.0f;
-               DPSOFTRAST_CALCATTRIB4F(triangle, span, LightVectordata, LightVectorslope, DPSOFTRAST_ARRAY_TEXCOORD1);
                DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_normalbgra8, GL20TU_NORMAL, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
                Color_Specular[2] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Specular*4+0];
                Color_Specular[1] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Specular*4+1];
                Color_Specular[0] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Specular*4+2];
                Color_Specular[3] = 0.0f;
                SpecularPower = thread->uniform4f[DPSOFTRAST_UNIFORM_SpecularPower*4+0] * (1.0f / 255.0f);
-               DPSOFTRAST_CALCATTRIB4F(triangle, span, EyeVectordata, EyeVectorslope, DPSOFTRAST_ARRAY_TEXCOORD2);
+               DPSOFTRAST_CALCATTRIB4F(triangle, span, EyeVectordata, EyeVectorslope, DPSOFTRAST_ARRAY_TEXCOORD6);
                DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_glossbgra8, GL20TU_GLOSS, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
+
+               if(thread->shader_mode == SHADERMODE_LIGHTDIRECTIONMAP_MODELSPACE)
+               {
+                       DPSOFTRAST_CALCATTRIB4F(triangle, span, VectorSdata, VectorSslope, DPSOFTRAST_ARRAY_TEXCOORD1);
+                       DPSOFTRAST_CALCATTRIB4F(triangle, span, VectorTdata, VectorTslope, DPSOFTRAST_ARRAY_TEXCOORD2);
+                       DPSOFTRAST_CALCATTRIB4F(triangle, span, VectorRdata, VectorRslope, DPSOFTRAST_ARRAY_TEXCOORD3);
+                       DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_lightmapbgra8, GL20TU_LIGHTMAP, DPSOFTRAST_ARRAY_TEXCOORD4, buffer_z);
+                       DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_deluxemapbgra8, GL20TU_DELUXEMAP, DPSOFTRAST_ARRAY_TEXCOORD4, buffer_z);
+               }
+               else if(thread->shader_mode == SHADERMODE_LIGHTDIRECTIONMAP_TANGENTSPACE)
+               {
+                       DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_lightmapbgra8, GL20TU_LIGHTMAP, DPSOFTRAST_ARRAY_TEXCOORD4, buffer_z);
+                       DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_deluxemapbgra8, GL20TU_DELUXEMAP, DPSOFTRAST_ARRAY_TEXCOORD4, buffer_z);
+               }
+               else if(thread->shader_mode == SHADERMODE_FAKELIGHT)
+               {
+                       // nothing of this needed
+               }
+               else
+               {
+                       DPSOFTRAST_CALCATTRIB4F(triangle, span, LightVectordata, LightVectorslope, DPSOFTRAST_ARRAY_TEXCOORD5);
+               }
+
                for (x = startx;x < endx;x++)
                {
                        z = buffer_z[x];
@@ -3465,24 +3783,106 @@ void DPSOFTRAST_PixelShader_LightDirection(DPSOFTRAST_State_Thread *thread, cons
                        surfacenormal[2] = buffer_texture_normalbgra8[x*4+0] * (1.0f / 128.0f) - 1.0f;
                        DPSOFTRAST_Vector3Normalize(surfacenormal);
 
-                       lightnormal[0] = (LightVectordata[0] + LightVectorslope[0]*x) * z;
-                       lightnormal[1] = (LightVectordata[1] + LightVectorslope[1]*x) * z;
-                       lightnormal[2] = (LightVectordata[2] + LightVectorslope[2]*x) * z;
-                       DPSOFTRAST_Vector3Normalize(lightnormal);
+                       if(thread->shader_mode == SHADERMODE_LIGHTDIRECTIONMAP_MODELSPACE)
+                       {
+                               // myhalf3 lightnormal_modelspace = myhalf3(dp_texture2D(Texture_Deluxemap, TexCoordSurfaceLightmap.zw)) * 2.0 + myhalf3(-1.0, -1.0, -1.0);\n";
+                               lightnormal_modelspace[0] = buffer_texture_deluxemapbgra8[x*4+2] * (1.0f / 128.0f) - 1.0f;
+                               lightnormal_modelspace[1] = buffer_texture_deluxemapbgra8[x*4+1] * (1.0f / 128.0f) - 1.0f;
+                               lightnormal_modelspace[2] = buffer_texture_deluxemapbgra8[x*4+0] * (1.0f / 128.0f) - 1.0f;
+
+                               // lightnormal.x = dot(lightnormal_modelspace, myhalf3(VectorS));\n"
+                               lightnormal[0] = lightnormal_modelspace[0] * (VectorSdata[0] + VectorSslope[0] * x)
+                                              + lightnormal_modelspace[1] * (VectorSdata[1] + VectorSslope[1] * x)
+                                              + lightnormal_modelspace[2] * (VectorSdata[2] + VectorSslope[2] * x);
+
+                               // lightnormal.y = dot(lightnormal_modelspace, myhalf3(VectorT));\n"
+                               lightnormal[1] = lightnormal_modelspace[0] * (VectorTdata[0] + VectorTslope[0] * x)
+                                              + lightnormal_modelspace[1] * (VectorTdata[1] + VectorTslope[1] * x)
+                                              + lightnormal_modelspace[2] * (VectorTdata[2] + VectorTslope[2] * x);
+
+                               // lightnormal.z = dot(lightnormal_modelspace, myhalf3(VectorR));\n"
+                               lightnormal[2] = lightnormal_modelspace[0] * (VectorRdata[0] + VectorRslope[0] * x)
+                                              + lightnormal_modelspace[1] * (VectorRdata[1] + VectorRslope[1] * x)
+                                              + lightnormal_modelspace[2] * (VectorRdata[2] + VectorRslope[2] * x);
+
+                               // lightnormal = normalize(lightnormal); // VectorS/T/R are not always perfectly normalized, and EXACTSPECULARMATH is very picky about this\n"
+                               DPSOFTRAST_Vector3Normalize(lightnormal);
+
+                               // myhalf3 lightcolor = myhalf3(dp_texture2D(Texture_Lightmap, TexCoordSurfaceLightmap.zw));\n";
+                               {
+                                       float f = 1.0f / (256.0f * max(0.25f, lightnormal[2]));
+                                       LightColor[0] = buffer_texture_lightmapbgra8[x*4+0] * f;
+                                       LightColor[1] = buffer_texture_lightmapbgra8[x*4+1] * f;
+                                       LightColor[2] = buffer_texture_lightmapbgra8[x*4+2] * f;
+                               }
+                       }
+                       else if(thread->shader_mode == SHADERMODE_LIGHTDIRECTIONMAP_TANGENTSPACE)
+                       {
+                               lightnormal[0] = buffer_texture_deluxemapbgra8[x*4+2] * (1.0f / 128.0f) - 1.0f;
+                               lightnormal[1] = buffer_texture_deluxemapbgra8[x*4+1] * (1.0f / 128.0f) - 1.0f;
+                               lightnormal[2] = buffer_texture_deluxemapbgra8[x*4+0] * (1.0f / 128.0f) - 1.0f;
+                               {
+                                       float f = 1.0f / 256.0f;
+                                       LightColor[0] = buffer_texture_lightmapbgra8[x*4+0] * f;
+                                       LightColor[1] = buffer_texture_lightmapbgra8[x*4+1] * f;
+                                       LightColor[2] = buffer_texture_lightmapbgra8[x*4+2] * f;
+                               }
+                       }
+                       else if(thread->shader_mode == SHADERMODE_FAKELIGHT)
+                       {
+                               lightnormal[0] = (EyeVectordata[0] + EyeVectorslope[0]*x) * z;
+                               lightnormal[1] = (EyeVectordata[1] + EyeVectorslope[1]*x) * z;
+                               lightnormal[2] = (EyeVectordata[2] + EyeVectorslope[2]*x) * z;
+                               DPSOFTRAST_Vector3Normalize(lightnormal);
+
+                               LightColor[0] = 1.0;
+                               LightColor[1] = 1.0;
+                               LightColor[2] = 1.0;
+                       }
+                       else
+                       {
+                               lightnormal[0] = (LightVectordata[0] + LightVectorslope[0]*x) * z;
+                               lightnormal[1] = (LightVectordata[1] + LightVectorslope[1]*x) * z;
+                               lightnormal[2] = (LightVectordata[2] + LightVectorslope[2]*x) * z;
+                               DPSOFTRAST_Vector3Normalize(lightnormal);
+                       }
+
+                       diffuse = DPSOFTRAST_Vector3Dot(surfacenormal, lightnormal);if (diffuse < 0.0f) diffuse = 0.0f;
+
+                       if(thread->shader_exactspecularmath)
+                       {
+                               // reflect lightnormal at surfacenormal, take the negative of that
+                               // i.e. we want (2*dot(N, i) * N - I) for N=surfacenormal, I=lightnormal
+                               float f;
+                               f = DPSOFTRAST_Vector3Dot(lightnormal, surfacenormal);
+                               specularnormal[0] = 2*f*surfacenormal[0] - lightnormal[0];
+                               specularnormal[1] = 2*f*surfacenormal[1] - lightnormal[1];
+                               specularnormal[2] = 2*f*surfacenormal[2] - lightnormal[2];
+
+                               // dot of this and normalize(EyeVectorFogDepth.xyz)
+                               eyenormal[0] = (EyeVectordata[0] + EyeVectorslope[0]*x) * z;
+                               eyenormal[1] = (EyeVectordata[1] + EyeVectorslope[1]*x) * z;
+                               eyenormal[2] = (EyeVectordata[2] + EyeVectorslope[2]*x) * z;
+                               DPSOFTRAST_Vector3Normalize(eyenormal);
+
+                               specular = DPSOFTRAST_Vector3Dot(eyenormal, specularnormal);if (specular < 0.0f) specular = 0.0f;
+                       }
+                       else
+                       {
+                               eyenormal[0] = (EyeVectordata[0] + EyeVectorslope[0]*x) * z;
+                               eyenormal[1] = (EyeVectordata[1] + EyeVectorslope[1]*x) * z;
+                               eyenormal[2] = (EyeVectordata[2] + EyeVectorslope[2]*x) * z;
+                               DPSOFTRAST_Vector3Normalize(eyenormal);
 
-                       eyenormal[0] = (EyeVectordata[0] + EyeVectorslope[0]*x) * z;
-                       eyenormal[1] = (EyeVectordata[1] + EyeVectorslope[1]*x) * z;
-                       eyenormal[2] = (EyeVectordata[2] + EyeVectorslope[2]*x) * z;
-                       DPSOFTRAST_Vector3Normalize(eyenormal);
+                               specularnormal[0] = lightnormal[0] + eyenormal[0];
+                               specularnormal[1] = lightnormal[1] + eyenormal[1];
+                               specularnormal[2] = lightnormal[2] + eyenormal[2];
+                               DPSOFTRAST_Vector3Normalize(specularnormal);
 
-                       specularnormal[0] = lightnormal[0] + eyenormal[0];
-                       specularnormal[1] = lightnormal[1] + eyenormal[1];
-                       specularnormal[2] = lightnormal[2] + eyenormal[2];
-                       DPSOFTRAST_Vector3Normalize(specularnormal);
+                               specular = DPSOFTRAST_Vector3Dot(surfacenormal, specularnormal);if (specular < 0.0f) specular = 0.0f;
+                       }
+                       specular = pow(specular, 1.0f + SpecularPower * glosstex[3]);
 
-                       diffuse = DPSOFTRAST_Vector3Dot(surfacenormal, lightnormal);if (diffuse < 0.0f) diffuse = 0.0f;
-                       specular = DPSOFTRAST_Vector3Dot(surfacenormal, specularnormal);if (specular < 0.0f) specular = 0.0f;
-                       specular = pow(specular, SpecularPower * glosstex[3]);
                        if (thread->shader_permutation & SHADERPERMUTATION_GLOW)
                        {
                                d[0] = (int)(buffer_texture_glowbgra8[x*4+0] * Color_Glow[0] + diffusetex[0] * Color_Ambient[0] + (diffusetex[0] * Color_Diffuse[0] * diffuse + glosstex[0] * Color_Specular[0] * specular) * LightColor[0]);if (d[0] > 255) d[0] = 255;
@@ -3497,6 +3897,7 @@ void DPSOFTRAST_PixelShader_LightDirection(DPSOFTRAST_State_Thread *thread, cons
                                d[2] = (int)(                                                  diffusetex[2] * Color_Ambient[2] + (diffusetex[2] * Color_Diffuse[2] * diffuse + glosstex[2] * Color_Specular[2] * specular) * LightColor[2]);if (d[2] > 255) d[2] = 255;
                                d[3] = (int)(                                                  diffusetex[3] * Color_Ambient[3]);if (d[3] > 255) d[3] = 255;
                        }
+
                        buffer_FragColorbgra8[x*4+0] = d[0];
                        buffer_FragColorbgra8[x*4+1] = d[1];
                        buffer_FragColorbgra8[x*4+2] = d[2];
@@ -3513,8 +3914,30 @@ void DPSOFTRAST_PixelShader_LightDirection(DPSOFTRAST_State_Thread *thread, cons
                LightColor[1] = thread->uniform4f[DPSOFTRAST_UNIFORM_LightColor*4+1];
                LightColor[0] = thread->uniform4f[DPSOFTRAST_UNIFORM_LightColor*4+2];
                LightColor[3] = 0.0f;
-               DPSOFTRAST_CALCATTRIB4F(triangle, span, LightVectordata, LightVectorslope, DPSOFTRAST_ARRAY_TEXCOORD1);
                DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_normalbgra8, GL20TU_NORMAL, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
+
+               if(thread->shader_mode == SHADERMODE_LIGHTDIRECTIONMAP_MODELSPACE)
+               {
+                       DPSOFTRAST_CALCATTRIB4F(triangle, span, VectorSdata, VectorSslope, DPSOFTRAST_ARRAY_TEXCOORD1);
+                       DPSOFTRAST_CALCATTRIB4F(triangle, span, VectorTdata, VectorTslope, DPSOFTRAST_ARRAY_TEXCOORD2);
+                       DPSOFTRAST_CALCATTRIB4F(triangle, span, VectorRdata, VectorRslope, DPSOFTRAST_ARRAY_TEXCOORD3);
+                       DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_lightmapbgra8, GL20TU_LIGHTMAP, DPSOFTRAST_ARRAY_TEXCOORD4, buffer_z);
+                       DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_deluxemapbgra8, GL20TU_DELUXEMAP, DPSOFTRAST_ARRAY_TEXCOORD4, buffer_z);
+               }
+               else if(thread->shader_mode == SHADERMODE_LIGHTDIRECTIONMAP_TANGENTSPACE)
+               {
+                       DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_lightmapbgra8, GL20TU_LIGHTMAP, DPSOFTRAST_ARRAY_TEXCOORD4, buffer_z);
+                       DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_deluxemapbgra8, GL20TU_DELUXEMAP, DPSOFTRAST_ARRAY_TEXCOORD4, buffer_z);
+               }
+               else if(thread->shader_mode == SHADERMODE_FAKELIGHT)
+               {
+                       DPSOFTRAST_CALCATTRIB4F(triangle, span, EyeVectordata, EyeVectorslope, DPSOFTRAST_ARRAY_TEXCOORD6);
+               }
+               else
+               {
+                       DPSOFTRAST_CALCATTRIB4F(triangle, span, LightVectordata, LightVectorslope, DPSOFTRAST_ARRAY_TEXCOORD5);
+               }
+
                for (x = startx;x < endx;x++)
                {
                        z = buffer_z[x];
@@ -3527,10 +3950,69 @@ void DPSOFTRAST_PixelShader_LightDirection(DPSOFTRAST_State_Thread *thread, cons
                        surfacenormal[2] = buffer_texture_normalbgra8[x*4+0] * (1.0f / 128.0f) - 1.0f;
                        DPSOFTRAST_Vector3Normalize(surfacenormal);
 
-                       lightnormal[0] = (LightVectordata[0] + LightVectorslope[0]*x) * z;
-                       lightnormal[1] = (LightVectordata[1] + LightVectorslope[1]*x) * z;
-                       lightnormal[2] = (LightVectordata[2] + LightVectorslope[2]*x) * z;
-                       DPSOFTRAST_Vector3Normalize(lightnormal);
+                       if(thread->shader_mode == SHADERMODE_LIGHTDIRECTIONMAP_MODELSPACE)
+                       {
+                               // myhalf3 lightnormal_modelspace = myhalf3(dp_texture2D(Texture_Deluxemap, TexCoordSurfaceLightmap.zw)) * 2.0 + myhalf3(-1.0, -1.0, -1.0);\n";
+                               lightnormal_modelspace[0] = buffer_texture_deluxemapbgra8[x*4+2] * (1.0f / 128.0f) - 1.0f;
+                               lightnormal_modelspace[1] = buffer_texture_deluxemapbgra8[x*4+1] * (1.0f / 128.0f) - 1.0f;
+                               lightnormal_modelspace[2] = buffer_texture_deluxemapbgra8[x*4+0] * (1.0f / 128.0f) - 1.0f;
+
+                               // lightnormal.x = dot(lightnormal_modelspace, myhalf3(VectorS));\n"
+                               lightnormal[0] = lightnormal_modelspace[0] * (VectorSdata[0] + VectorSslope[0] * x)
+                                              + lightnormal_modelspace[1] * (VectorSdata[1] + VectorSslope[1] * x)
+                                              + lightnormal_modelspace[2] * (VectorSdata[2] + VectorSslope[2] * x);
+
+                               // lightnormal.y = dot(lightnormal_modelspace, myhalf3(VectorT));\n"
+                               lightnormal[1] = lightnormal_modelspace[0] * (VectorTdata[0] + VectorTslope[0] * x)
+                                              + lightnormal_modelspace[1] * (VectorTdata[1] + VectorTslope[1] * x)
+                                              + lightnormal_modelspace[2] * (VectorTdata[2] + VectorTslope[2] * x);
+
+                               // lightnormal.z = dot(lightnormal_modelspace, myhalf3(VectorR));\n"
+                               lightnormal[2] = lightnormal_modelspace[0] * (VectorRdata[0] + VectorRslope[0] * x)
+                                              + lightnormal_modelspace[1] * (VectorRdata[1] + VectorRslope[1] * x)
+                                              + lightnormal_modelspace[2] * (VectorRdata[2] + VectorRslope[2] * x);
+
+                               // lightnormal = normalize(lightnormal); // VectorS/T/R are not always perfectly normalized, and EXACTSPECULARMATH is very picky about this\n"
+                               DPSOFTRAST_Vector3Normalize(lightnormal);
+
+                               // myhalf3 lightcolor = myhalf3(dp_texture2D(Texture_Lightmap, TexCoordSurfaceLightmap.zw));\n";
+                               {
+                                       float f = 1.0f / (256.0f * max(0.25f, lightnormal[2]));
+                                       LightColor[0] = buffer_texture_lightmapbgra8[x*4+0] * f;
+                                       LightColor[1] = buffer_texture_lightmapbgra8[x*4+1] * f;
+                                       LightColor[2] = buffer_texture_lightmapbgra8[x*4+2] * f;
+                               }
+                       }
+                       else if(thread->shader_mode == SHADERMODE_LIGHTDIRECTIONMAP_TANGENTSPACE)
+                       {
+                               lightnormal[0] = buffer_texture_deluxemapbgra8[x*4+2] * (1.0f / 128.0f) - 1.0f;
+                               lightnormal[1] = buffer_texture_deluxemapbgra8[x*4+1] * (1.0f / 128.0f) - 1.0f;
+                               lightnormal[2] = buffer_texture_deluxemapbgra8[x*4+0] * (1.0f / 128.0f) - 1.0f;
+                               {
+                                       float f = 1.0f / 256.0f;
+                                       LightColor[0] = buffer_texture_lightmapbgra8[x*4+0] * f;
+                                       LightColor[1] = buffer_texture_lightmapbgra8[x*4+1] * f;
+                                       LightColor[2] = buffer_texture_lightmapbgra8[x*4+2] * f;
+                               }
+                       }
+                       else if(thread->shader_mode == SHADERMODE_FAKELIGHT)
+                       {
+                               lightnormal[0] = (EyeVectordata[0] + EyeVectorslope[0]*x) * z;
+                               lightnormal[1] = (EyeVectordata[1] + EyeVectorslope[1]*x) * z;
+                               lightnormal[2] = (EyeVectordata[2] + EyeVectorslope[2]*x) * z;
+                               DPSOFTRAST_Vector3Normalize(lightnormal);
+
+                               LightColor[0] = 1.0;
+                               LightColor[1] = 1.0;
+                               LightColor[2] = 1.0;
+                       }
+                       else
+                       {
+                               lightnormal[0] = (LightVectordata[0] + LightVectorslope[0]*x) * z;
+                               lightnormal[1] = (LightVectordata[1] + LightVectorslope[1]*x) * z;
+                               lightnormal[2] = (LightVectordata[2] + LightVectorslope[2]*x) * z;
+                               DPSOFTRAST_Vector3Normalize(lightnormal);
+                       }
 
                        diffuse = DPSOFTRAST_Vector3Dot(surfacenormal, lightnormal);if (diffuse < 0.0f) diffuse = 0.0f;
                        if (thread->shader_permutation & SHADERPERMUTATION_GLOW)
@@ -3557,7 +4039,7 @@ void DPSOFTRAST_PixelShader_LightDirection(DPSOFTRAST_State_Thread *thread, cons
        {
                for (x = startx;x < endx;x++)
                {
-                       z = buffer_z[x];
+                       // z = buffer_z[x];
                        diffusetex[0] = buffer_texture_colorbgra8[x*4+0];
                        diffusetex[1] = buffer_texture_colorbgra8[x*4+1];
                        diffusetex[2] = buffer_texture_colorbgra8[x*4+2];
@@ -3588,7 +4070,7 @@ void DPSOFTRAST_PixelShader_LightDirection(DPSOFTRAST_State_Thread *thread, cons
 
 
 
-void DPSOFTRAST_VertexShader_LightSource(void)
+static void DPSOFTRAST_VertexShader_LightSource(void)
 {
        int i;
        int numvertices = dpsoftrast.numvertices;
@@ -3610,24 +4092,26 @@ void DPSOFTRAST_VertexShader_LightSource(void)
        EyePosition[1] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_EyePosition*4+1];
        EyePosition[2] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_EyePosition*4+2];
        EyePosition[3] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_EyePosition*4+3];
-       DPSOFTRAST_Array_TransformProject(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.screencoord4f, dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
-       DPSOFTRAST_Array_Transform(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_TexMatrixM1);
-       DPSOFTRAST_Array_Transform(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD3], dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelToLightM1);
-       DPSOFTRAST_Array_Copy(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD4], dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD4], dpsoftrast.numvertices);
+       DPSOFTRAST_Array_Load(DPSOFTRAST_ARRAY_POSITION, DPSOFTRAST_ARRAY_POSITION);
+       DPSOFTRAST_Array_Transform(DPSOFTRAST_ARRAY_TEXCOORD0, DPSOFTRAST_ARRAY_TEXCOORD0, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_TexMatrixM1);
+       DPSOFTRAST_Array_Load(DPSOFTRAST_ARRAY_TEXCOORD1, DPSOFTRAST_ARRAY_TEXCOORD1);
+       DPSOFTRAST_Array_Load(DPSOFTRAST_ARRAY_TEXCOORD2, DPSOFTRAST_ARRAY_TEXCOORD2);
+       DPSOFTRAST_Array_Load(DPSOFTRAST_ARRAY_TEXCOORD3, DPSOFTRAST_ARRAY_TEXCOORD3);
+       DPSOFTRAST_Array_Load(DPSOFTRAST_ARRAY_TEXCOORD4, DPSOFTRAST_ARRAY_TEXCOORD4);
        for (i = 0;i < numvertices;i++)
        {
-               position[0] = dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_POSITION][i*4+0];
-               position[1] = dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_POSITION][i*4+1];
-               position[2] = dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_POSITION][i*4+2];
-               svector[0] = dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+0];
-               svector[1] = dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+1];
-               svector[2] = dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+2];
-               tvector[0] = dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+0];
-               tvector[1] = dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+1];
-               tvector[2] = dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+2];
-               normal[0] = dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD3][i*4+0];
-               normal[1] = dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD3][i*4+1];
-               normal[2] = dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD3][i*4+2];
+               position[0] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION][i*4+0];
+               position[1] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION][i*4+1];
+               position[2] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION][i*4+2];
+               svector[0] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+0];
+               svector[1] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+1];
+               svector[2] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+2];
+               tvector[0] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+0];
+               tvector[1] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+1];
+               tvector[2] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+2];
+               normal[0] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD3][i*4+0];
+               normal[1] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD3][i*4+1];
+               normal[2] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD3][i*4+2];
                LightVectorModelSpace[0] = LightPosition[0] - position[0];
                LightVectorModelSpace[1] = LightPosition[1] - position[1];
                LightVectorModelSpace[2] = LightPosition[2] - position[2];
@@ -3649,10 +4133,13 @@ void DPSOFTRAST_VertexShader_LightSource(void)
                dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+2] = EyeVector[2];
                dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+3] = 0.0f;
        }
+       DPSOFTRAST_Array_TransformProject(DPSOFTRAST_ARRAY_POSITION, -1, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
+       DPSOFTRAST_Array_Transform(DPSOFTRAST_ARRAY_TEXCOORD3, DPSOFTRAST_ARRAY_POSITION, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelToLightM1);
 }
 
-void DPSOFTRAST_PixelShader_LightSource(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
+static void DPSOFTRAST_PixelShader_LightSource(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
 {
+#ifdef SSE_POSSIBLE
        float buffer_z[DPSOFTRAST_DRAW_MAXSPANLENGTH];
        unsigned char buffer_texture_colorbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
        unsigned char buffer_texture_normalbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
@@ -3662,7 +4149,7 @@ void DPSOFTRAST_PixelShader_LightSource(DPSOFTRAST_State_Thread *thread, const D
        unsigned char buffer_texture_shirtbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
        unsigned char buffer_FragColorbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
        int x, startx = span->startx, endx = span->endx;
-       float Color_Ambient[4], Color_Diffuse[4], Color_Specular[4], Color_Glow[4], Color_Pants[4], Color_Shirt[4], LightColor[4];
+       float Color_Ambient[4], Color_Diffuse[4], Color_Specular[4], /*Color_Glow[4],*/ Color_Pants[4], Color_Shirt[4], LightColor[4];
        float CubeVectordata[4];
        float CubeVectorslope[4];
        float LightVectordata[4];
@@ -3682,10 +4169,12 @@ void DPSOFTRAST_PixelShader_LightSource(DPSOFTRAST_State_Thread *thread, const D
        float CubeVector[4];
        float attenuation;
        int d[4];
+#if 0
        Color_Glow[2] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Glow*4+0];
        Color_Glow[1] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Glow*4+1];
        Color_Glow[0] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Glow*4+2];
        Color_Glow[3] = 0.0f;
+#endif
        Color_Ambient[2] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Ambient*4+0];
        Color_Ambient[1] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Ambient*4+1];
        Color_Ambient[0] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Ambient*4+2];
@@ -3769,19 +4258,42 @@ void DPSOFTRAST_PixelShader_LightSource(DPSOFTRAST_State_Thread *thread, const D
                        lightnormal[2] = (LightVectordata[2] + LightVectorslope[2]*x) * z;
                        DPSOFTRAST_Vector3Normalize(lightnormal);
 
-                       eyenormal[0] = (EyeVectordata[0] + EyeVectorslope[0]*x) * z;
-                       eyenormal[1] = (EyeVectordata[1] + EyeVectorslope[1]*x) * z;
-                       eyenormal[2] = (EyeVectordata[2] + EyeVectorslope[2]*x) * z;
-                       DPSOFTRAST_Vector3Normalize(eyenormal);
+                       diffuse = DPSOFTRAST_Vector3Dot(surfacenormal, lightnormal);if (diffuse < 0.0f) diffuse = 0.0f;
+
+                       if(thread->shader_exactspecularmath)
+                       {
+                               // reflect lightnormal at surfacenormal, take the negative of that
+                               // i.e. we want (2*dot(N, i) * N - I) for N=surfacenormal, I=lightnormal
+                               float f;
+                               f = DPSOFTRAST_Vector3Dot(lightnormal, surfacenormal);
+                               specularnormal[0] = 2*f*surfacenormal[0] - lightnormal[0];
+                               specularnormal[1] = 2*f*surfacenormal[1] - lightnormal[1];
+                               specularnormal[2] = 2*f*surfacenormal[2] - lightnormal[2];
+
+                               // dot of this and normalize(EyeVectorFogDepth.xyz)
+                               eyenormal[0] = (EyeVectordata[0] + EyeVectorslope[0]*x) * z;
+                               eyenormal[1] = (EyeVectordata[1] + EyeVectorslope[1]*x) * z;
+                               eyenormal[2] = (EyeVectordata[2] + EyeVectorslope[2]*x) * z;
+                               DPSOFTRAST_Vector3Normalize(eyenormal);
+
+                               specular = DPSOFTRAST_Vector3Dot(eyenormal, specularnormal);if (specular < 0.0f) specular = 0.0f;
+                       }
+                       else
+                       {
+                               eyenormal[0] = (EyeVectordata[0] + EyeVectorslope[0]*x) * z;
+                               eyenormal[1] = (EyeVectordata[1] + EyeVectorslope[1]*x) * z;
+                               eyenormal[2] = (EyeVectordata[2] + EyeVectorslope[2]*x) * z;
+                               DPSOFTRAST_Vector3Normalize(eyenormal);
 
-                       specularnormal[0] = lightnormal[0] + eyenormal[0];
-                       specularnormal[1] = lightnormal[1] + eyenormal[1];
-                       specularnormal[2] = lightnormal[2] + eyenormal[2];
-                       DPSOFTRAST_Vector3Normalize(specularnormal);
+                               specularnormal[0] = lightnormal[0] + eyenormal[0];
+                               specularnormal[1] = lightnormal[1] + eyenormal[1];
+                               specularnormal[2] = lightnormal[2] + eyenormal[2];
+                               DPSOFTRAST_Vector3Normalize(specularnormal);
+
+                               specular = DPSOFTRAST_Vector3Dot(surfacenormal, specularnormal);if (specular < 0.0f) specular = 0.0f;
+                       }
+                       specular = pow(specular, 1.0f + SpecularPower * glosstex[3]);
 
-                       diffuse = DPSOFTRAST_Vector3Dot(surfacenormal, lightnormal);if (diffuse < 0.0f) diffuse = 0.0f;
-                       specular = DPSOFTRAST_Vector3Dot(surfacenormal, specularnormal);if (specular < 0.0f) specular = 0.0f;
-                       specular = pow(specular, SpecularPower * glosstex[3]);
                        if (thread->shader_permutation & SHADERPERMUTATION_CUBEFILTER)
                        {
                                // scale down the attenuation to account for the cubefilter multiplying everything by 255
@@ -3919,91 +4431,297 @@ void DPSOFTRAST_PixelShader_LightSource(DPSOFTRAST_State_Thread *thread, const D
                }
        }
        DPSOFTRAST_Draw_Span_FinishBGRA8(thread, triangle, span, buffer_FragColorbgra8);
+#endif
 }
 
 
 
-void DPSOFTRAST_VertexShader_Refraction(void)
+static void DPSOFTRAST_VertexShader_Refraction(void)
 {
-       DPSOFTRAST_Array_TransformProject(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.screencoord4f, dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
+       DPSOFTRAST_Array_Transform(DPSOFTRAST_ARRAY_TEXCOORD4, DPSOFTRAST_ARRAY_POSITION, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
+       DPSOFTRAST_Array_Transform(DPSOFTRAST_ARRAY_TEXCOORD0, DPSOFTRAST_ARRAY_TEXCOORD0, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_TexMatrixM1);
+       DPSOFTRAST_Array_TransformProject(DPSOFTRAST_ARRAY_POSITION, DPSOFTRAST_ARRAY_POSITION, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
 }
 
-void DPSOFTRAST_PixelShader_Refraction(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
+static void DPSOFTRAST_PixelShader_Refraction(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
 {
-       // TODO: IMPLEMENT
        float buffer_z[DPSOFTRAST_DRAW_MAXSPANLENGTH];
+       //float z;
+       int x, startx = span->startx, endx = span->endx;
+
+       // texture reads
+       unsigned char buffer_texture_normalbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
        unsigned char buffer_FragColorbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
+
+       // varyings
+       float ModelViewProjectionPositiondata[4];
+       float ModelViewProjectionPositionslope[4];
+
+       // uniforms
+       float ScreenScaleRefractReflect[2];
+       float ScreenCenterRefractReflect[2];
+       float DistortScaleRefractReflect[2];
+       float RefractColor[4];
+
+       DPSOFTRAST_Texture *texture = thread->texbound[GL20TU_REFRACTION];
+       if(!texture) return;
+
+       // read textures
        DPSOFTRAST_Draw_Span_Begin(thread, triangle, span, buffer_z);
-       memset(buffer_FragColorbgra8, 0, span->length*4);
+       DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_normalbgra8, GL20TU_NORMAL, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
+
+       // read varyings
+       DPSOFTRAST_CALCATTRIB4F(triangle, span, ModelViewProjectionPositiondata, ModelViewProjectionPositionslope, DPSOFTRAST_ARRAY_TEXCOORD4);
+
+       // read uniforms
+       ScreenScaleRefractReflect[0] = thread->uniform4f[DPSOFTRAST_UNIFORM_ScreenScaleRefractReflect*4+0];
+       ScreenScaleRefractReflect[1] = thread->uniform4f[DPSOFTRAST_UNIFORM_ScreenScaleRefractReflect*4+1];
+       ScreenCenterRefractReflect[0] = thread->uniform4f[DPSOFTRAST_UNIFORM_ScreenCenterRefractReflect*4+0];
+       ScreenCenterRefractReflect[1] = thread->uniform4f[DPSOFTRAST_UNIFORM_ScreenCenterRefractReflect*4+1];
+       DistortScaleRefractReflect[0] = thread->uniform4f[DPSOFTRAST_UNIFORM_DistortScaleRefractReflect*4+0];
+       DistortScaleRefractReflect[1] = thread->uniform4f[DPSOFTRAST_UNIFORM_DistortScaleRefractReflect*4+1];
+       RefractColor[0] = thread->uniform4f[DPSOFTRAST_UNIFORM_RefractColor*4+2];
+       RefractColor[1] = thread->uniform4f[DPSOFTRAST_UNIFORM_RefractColor*4+1];
+       RefractColor[2] = thread->uniform4f[DPSOFTRAST_UNIFORM_RefractColor*4+0];
+       RefractColor[3] = thread->uniform4f[DPSOFTRAST_UNIFORM_RefractColor*4+3];
+
+       // do stuff
+       for (x = startx;x < endx;x++)
+       {
+               float SafeScreenTexCoord[2];
+               float ScreenTexCoord[2];
+               float v[3];
+               float iw;
+               unsigned char c[4];
+
+               //z = buffer_z[x];
+
+               // "    vec2 ScreenScaleRefractReflectIW = ScreenScaleRefractReflect.xy * (1.0 / ModelViewProjectionPosition.w);\n"
+               iw = 1.0f / (ModelViewProjectionPositiondata[3] + ModelViewProjectionPositionslope[3]*x); // / z
+
+               // "    vec2 SafeScreenTexCoord = ModelViewProjectionPosition.xy * ScreenScaleRefractReflectIW + ScreenCenterRefractReflect.xy;\n"
+               SafeScreenTexCoord[0] = (ModelViewProjectionPositiondata[0] + ModelViewProjectionPositionslope[0]*x) * iw * ScreenScaleRefractReflect[0] + ScreenCenterRefractReflect[0]; // * z (disappears)
+               SafeScreenTexCoord[1] = (ModelViewProjectionPositiondata[1] + ModelViewProjectionPositionslope[1]*x) * iw * ScreenScaleRefractReflect[1] + ScreenCenterRefractReflect[1]; // * z (disappears)
+
+               // "    vec2 ScreenTexCoord = SafeScreenTexCoord + vec3(normalize(myhalf3(dp_texture2D(Texture_Normal, TexCoord)) - myhalf3(0.5))).xy * DistortScaleRefractReflect.zw;\n"
+               v[0] = buffer_texture_normalbgra8[x*4+2] * (1.0f / 128.0f) - 1.0f;
+               v[1] = buffer_texture_normalbgra8[x*4+1] * (1.0f / 128.0f) - 1.0f;
+               v[2] = buffer_texture_normalbgra8[x*4+0] * (1.0f / 128.0f) - 1.0f;
+               DPSOFTRAST_Vector3Normalize(v);
+               ScreenTexCoord[0] = SafeScreenTexCoord[0] + v[0] * DistortScaleRefractReflect[0];
+               ScreenTexCoord[1] = SafeScreenTexCoord[1] + v[1] * DistortScaleRefractReflect[1];
+
+               // "    dp_FragColor = vec4(dp_texture2D(Texture_Refraction, ScreenTexCoord).rgb, 1.0) * RefractColor;\n"
+               DPSOFTRAST_Texture2DBGRA8(texture, 0, ScreenTexCoord[0], ScreenTexCoord[1], c);
+
+               buffer_FragColorbgra8[x*4+0] = c[0] * RefractColor[0];
+               buffer_FragColorbgra8[x*4+1] = c[1] * RefractColor[1];
+               buffer_FragColorbgra8[x*4+2] = c[2] * RefractColor[2];
+               buffer_FragColorbgra8[x*4+3] = min(RefractColor[3] * 256, 255);
+       }
+
        DPSOFTRAST_Draw_Span_FinishBGRA8(thread, triangle, span, buffer_FragColorbgra8);
 }
 
 
 
-void DPSOFTRAST_VertexShader_Water(void)
+static void DPSOFTRAST_VertexShader_Water(void)
 {
-       DPSOFTRAST_Array_TransformProject(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.screencoord4f, dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
+       int i;
+       int numvertices = dpsoftrast.numvertices;
+       float EyePosition[4];
+       float EyeVectorModelSpace[4];
+       float EyeVector[4];
+       float position[4];
+       float svector[4];
+       float tvector[4];
+       float normal[4];
+       EyePosition[0] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_EyePosition*4+0];
+       EyePosition[1] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_EyePosition*4+1];
+       EyePosition[2] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_EyePosition*4+2];
+       EyePosition[3] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_EyePosition*4+3];
+       DPSOFTRAST_Array_Load(DPSOFTRAST_ARRAY_POSITION, DPSOFTRAST_ARRAY_POSITION);
+       DPSOFTRAST_Array_Load(DPSOFTRAST_ARRAY_TEXCOORD1, DPSOFTRAST_ARRAY_TEXCOORD1);
+       DPSOFTRAST_Array_Load(DPSOFTRAST_ARRAY_TEXCOORD2, DPSOFTRAST_ARRAY_TEXCOORD2);
+       DPSOFTRAST_Array_Load(DPSOFTRAST_ARRAY_TEXCOORD3, DPSOFTRAST_ARRAY_TEXCOORD3);
+       for (i = 0;i < numvertices;i++)
+       {
+               position[0] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION][i*4+0];
+               position[1] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION][i*4+1];
+               position[2] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION][i*4+2];
+               svector[0] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+0];
+               svector[1] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+1];
+               svector[2] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+2];
+               tvector[0] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+0];
+               tvector[1] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+1];
+               tvector[2] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+2];
+               normal[0] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD3][i*4+0];
+               normal[1] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD3][i*4+1];
+               normal[2] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD3][i*4+2];
+               EyeVectorModelSpace[0] = EyePosition[0] - position[0];
+               EyeVectorModelSpace[1] = EyePosition[1] - position[1];
+               EyeVectorModelSpace[2] = EyePosition[2] - position[2];
+               EyeVector[0] = svector[0] * EyeVectorModelSpace[0] + svector[1] * EyeVectorModelSpace[1] + svector[2] * EyeVectorModelSpace[2];
+               EyeVector[1] = tvector[0] * EyeVectorModelSpace[0] + tvector[1] * EyeVectorModelSpace[1] + tvector[2] * EyeVectorModelSpace[2];
+               EyeVector[2] = normal[0]  * EyeVectorModelSpace[0] + normal[1]  * EyeVectorModelSpace[1] + normal[2]  * EyeVectorModelSpace[2];
+               dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD6][i*4+0] = EyeVector[0];
+               dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD6][i*4+1] = EyeVector[1];
+               dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD6][i*4+2] = EyeVector[2];
+               dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD6][i*4+3] = 0.0f;
+       }
+       DPSOFTRAST_Array_TransformProject(DPSOFTRAST_ARRAY_POSITION, -1, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
+       DPSOFTRAST_Array_Transform(DPSOFTRAST_ARRAY_TEXCOORD4, DPSOFTRAST_ARRAY_POSITION, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
+       DPSOFTRAST_Array_Transform(DPSOFTRAST_ARRAY_TEXCOORD0, DPSOFTRAST_ARRAY_TEXCOORD0, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_TexMatrixM1);
 }
 
 
-void DPSOFTRAST_PixelShader_Water(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
+static void DPSOFTRAST_PixelShader_Water(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
 {
-       // TODO: IMPLEMENT
        float buffer_z[DPSOFTRAST_DRAW_MAXSPANLENGTH];
+       // float z;
+       int x, startx = span->startx, endx = span->endx;
+
+       // texture reads
+       unsigned char buffer_texture_normalbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
        unsigned char buffer_FragColorbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
-       DPSOFTRAST_Draw_Span_Begin(thread, triangle, span, buffer_z);
-       memset(buffer_FragColorbgra8, 0, span->length*4);
-       DPSOFTRAST_Draw_Span_FinishBGRA8(thread, triangle, span, buffer_FragColorbgra8);
-}
 
+       // varyings
+       float ModelViewProjectionPositiondata[4];
+       float ModelViewProjectionPositionslope[4];
+       float EyeVectordata[4];
+       float EyeVectorslope[4];
 
+       // uniforms
+       float ScreenScaleRefractReflect[4];
+       float ScreenCenterRefractReflect[4];
+       float DistortScaleRefractReflect[4];
+       float RefractColor[4];
+       float ReflectColor[4];
+       float ReflectFactor;
+       float ReflectOffset;
 
-void DPSOFTRAST_VertexShader_ShowDepth(void)
-{
-       DPSOFTRAST_Array_TransformProject(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.screencoord4f, dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
-}
+       DPSOFTRAST_Texture *texture_refraction = thread->texbound[GL20TU_REFRACTION];
+       DPSOFTRAST_Texture *texture_reflection = thread->texbound[GL20TU_REFLECTION];
+       if(!texture_refraction || !texture_reflection) return;
 
-void DPSOFTRAST_PixelShader_ShowDepth(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
-{
-       // TODO: IMPLEMENT
-       float buffer_z[DPSOFTRAST_DRAW_MAXSPANLENGTH];
-       unsigned char buffer_FragColorbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
+       // read textures
        DPSOFTRAST_Draw_Span_Begin(thread, triangle, span, buffer_z);
-       memset(buffer_FragColorbgra8, 0, span->length*4);
+       DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_normalbgra8, GL20TU_NORMAL, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
+
+       // read varyings
+       DPSOFTRAST_CALCATTRIB4F(triangle, span, ModelViewProjectionPositiondata, ModelViewProjectionPositionslope, DPSOFTRAST_ARRAY_TEXCOORD4);
+       DPSOFTRAST_CALCATTRIB4F(triangle, span, EyeVectordata, EyeVectorslope, DPSOFTRAST_ARRAY_TEXCOORD6);
+
+       // read uniforms
+       ScreenScaleRefractReflect[0] = thread->uniform4f[DPSOFTRAST_UNIFORM_ScreenScaleRefractReflect*4+0];
+       ScreenScaleRefractReflect[1] = thread->uniform4f[DPSOFTRAST_UNIFORM_ScreenScaleRefractReflect*4+1];
+       ScreenScaleRefractReflect[2] = thread->uniform4f[DPSOFTRAST_UNIFORM_ScreenScaleRefractReflect*4+2];
+       ScreenScaleRefractReflect[3] = thread->uniform4f[DPSOFTRAST_UNIFORM_ScreenScaleRefractReflect*4+3];
+       ScreenCenterRefractReflect[0] = thread->uniform4f[DPSOFTRAST_UNIFORM_ScreenCenterRefractReflect*4+0];
+       ScreenCenterRefractReflect[1] = thread->uniform4f[DPSOFTRAST_UNIFORM_ScreenCenterRefractReflect*4+1];
+       ScreenCenterRefractReflect[2] = thread->uniform4f[DPSOFTRAST_UNIFORM_ScreenCenterRefractReflect*4+2];
+       ScreenCenterRefractReflect[3] = thread->uniform4f[DPSOFTRAST_UNIFORM_ScreenCenterRefractReflect*4+3];
+       DistortScaleRefractReflect[0] = thread->uniform4f[DPSOFTRAST_UNIFORM_DistortScaleRefractReflect*4+0];
+       DistortScaleRefractReflect[1] = thread->uniform4f[DPSOFTRAST_UNIFORM_DistortScaleRefractReflect*4+1];
+       DistortScaleRefractReflect[2] = thread->uniform4f[DPSOFTRAST_UNIFORM_DistortScaleRefractReflect*4+2];
+       DistortScaleRefractReflect[3] = thread->uniform4f[DPSOFTRAST_UNIFORM_DistortScaleRefractReflect*4+3];
+       RefractColor[0] = thread->uniform4f[DPSOFTRAST_UNIFORM_RefractColor*4+2];
+       RefractColor[1] = thread->uniform4f[DPSOFTRAST_UNIFORM_RefractColor*4+1];
+       RefractColor[2] = thread->uniform4f[DPSOFTRAST_UNIFORM_RefractColor*4+0];
+       RefractColor[3] = thread->uniform4f[DPSOFTRAST_UNIFORM_RefractColor*4+3];
+       ReflectColor[0] = thread->uniform4f[DPSOFTRAST_UNIFORM_ReflectColor*4+2];
+       ReflectColor[1] = thread->uniform4f[DPSOFTRAST_UNIFORM_ReflectColor*4+1];
+       ReflectColor[2] = thread->uniform4f[DPSOFTRAST_UNIFORM_ReflectColor*4+0];
+       ReflectColor[3] = thread->uniform4f[DPSOFTRAST_UNIFORM_ReflectColor*4+3];
+       ReflectFactor = thread->uniform4f[DPSOFTRAST_UNIFORM_ReflectFactor*4+0];
+       ReflectOffset = thread->uniform4f[DPSOFTRAST_UNIFORM_ReflectOffset*4+0];
+
+       // do stuff
+       for (x = startx;x < endx;x++)
+       {
+               float SafeScreenTexCoord[4];
+               float ScreenTexCoord[4];
+               float v[3];
+               float iw;
+               unsigned char c1[4];
+               unsigned char c2[4];
+               float Fresnel;
+
+               // z = buffer_z[x];
+
+               // "    vec4 ScreenScaleRefractReflectIW = ScreenScaleRefractReflect * (1.0 / ModelViewProjectionPosition.w);\n"
+               iw = 1.0f / (ModelViewProjectionPositiondata[3] + ModelViewProjectionPositionslope[3]*x); // / z
+
+               // "    vec4 SafeScreenTexCoord = ModelViewProjectionPosition.xyxy * ScreenScaleRefractReflectIW + ScreenCenterRefractReflect;\n"
+               SafeScreenTexCoord[0] = (ModelViewProjectionPositiondata[0] + ModelViewProjectionPositionslope[0]*x) * iw * ScreenScaleRefractReflect[0] + ScreenCenterRefractReflect[0]; // * z (disappears)
+               SafeScreenTexCoord[1] = (ModelViewProjectionPositiondata[1] + ModelViewProjectionPositionslope[1]*x) * iw * ScreenScaleRefractReflect[1] + ScreenCenterRefractReflect[1]; // * z (disappears)
+               SafeScreenTexCoord[2] = (ModelViewProjectionPositiondata[0] + ModelViewProjectionPositionslope[0]*x) * iw * ScreenScaleRefractReflect[2] + ScreenCenterRefractReflect[2]; // * z (disappears)
+               SafeScreenTexCoord[3] = (ModelViewProjectionPositiondata[1] + ModelViewProjectionPositionslope[1]*x) * iw * ScreenScaleRefractReflect[3] + ScreenCenterRefractReflect[3]; // * z (disappears)
+
+               // "    vec4 ScreenTexCoord = SafeScreenTexCoord + vec2(normalize(vec3(dp_texture2D(Texture_Normal, TexCoord)) - vec3(0.5))).xyxy * DistortScaleRefractReflect;\n"
+               v[0] = buffer_texture_normalbgra8[x*4+2] * (1.0f / 128.0f) - 1.0f;
+               v[1] = buffer_texture_normalbgra8[x*4+1] * (1.0f / 128.0f) - 1.0f;
+               v[2] = buffer_texture_normalbgra8[x*4+0] * (1.0f / 128.0f) - 1.0f;
+               DPSOFTRAST_Vector3Normalize(v);
+               ScreenTexCoord[0] = SafeScreenTexCoord[0] + v[0] * DistortScaleRefractReflect[0];
+               ScreenTexCoord[1] = SafeScreenTexCoord[1] + v[1] * DistortScaleRefractReflect[1];
+               ScreenTexCoord[2] = SafeScreenTexCoord[2] + v[0] * DistortScaleRefractReflect[2];
+               ScreenTexCoord[3] = SafeScreenTexCoord[3] + v[1] * DistortScaleRefractReflect[3];
+
+               // "    float Fresnel = pow(min(1.0, 1.0 - float(normalize(EyeVector).z)), 2.0) * ReflectFactor + ReflectOffset;\n"
+               v[0] = (EyeVectordata[0] + EyeVectorslope[0] * x); // * z (disappears)
+               v[1] = (EyeVectordata[1] + EyeVectorslope[1] * x); // * z (disappears)
+               v[2] = (EyeVectordata[2] + EyeVectorslope[2] * x); // * z (disappears)
+               DPSOFTRAST_Vector3Normalize(v);
+               Fresnel = 1.0f - v[2];
+               Fresnel = min(1.0f, Fresnel);
+               Fresnel = Fresnel * Fresnel * ReflectFactor + ReflectOffset;
+
+               // "    dp_FragColor = vec4(dp_texture2D(Texture_Refraction, ScreenTexCoord).rgb, 1.0) * RefractColor;\n"
+               // "    dp_FragColor = mix(vec4(dp_texture2D(Texture_Refraction, ScreenTexCoord.xy).rgb, 1) * RefractColor, vec4(dp_texture2D(Texture_Reflection, ScreenTexCoord.zw).rgb, 1) * ReflectColor, Fresnel);\n"
+               DPSOFTRAST_Texture2DBGRA8(texture_refraction, 0, ScreenTexCoord[0], ScreenTexCoord[1], c1);
+               DPSOFTRAST_Texture2DBGRA8(texture_reflection, 0, ScreenTexCoord[2], ScreenTexCoord[3], c2);
+
+               buffer_FragColorbgra8[x*4+0] = (c1[0] * RefractColor[0]) * (1.0f - Fresnel) + (c2[0] * ReflectColor[0]) * Fresnel;
+               buffer_FragColorbgra8[x*4+1] = (c1[1] * RefractColor[1]) * (1.0f - Fresnel) + (c2[1] * ReflectColor[1]) * Fresnel;
+               buffer_FragColorbgra8[x*4+2] = (c1[2] * RefractColor[2]) * (1.0f - Fresnel) + (c2[2] * ReflectColor[2]) * Fresnel;
+               buffer_FragColorbgra8[x*4+3] = min((    RefractColor[3] *  (1.0f - Fresnel) +          ReflectColor[3]  * Fresnel) * 256, 255);
+       }
+
        DPSOFTRAST_Draw_Span_FinishBGRA8(thread, triangle, span, buffer_FragColorbgra8);
 }
 
 
 
-void DPSOFTRAST_VertexShader_DeferredGeometry(void)
+static void DPSOFTRAST_VertexShader_DeferredGeometry(void)
 {
-       DPSOFTRAST_Array_TransformProject(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.screencoord4f, dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
+       DPSOFTRAST_Array_TransformProject(DPSOFTRAST_ARRAY_POSITION, DPSOFTRAST_ARRAY_POSITION, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
 }
 
-void DPSOFTRAST_PixelShader_DeferredGeometry(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
+static void DPSOFTRAST_PixelShader_DeferredGeometry(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
 {
        // TODO: IMPLEMENT
        float buffer_z[DPSOFTRAST_DRAW_MAXSPANLENGTH];
        unsigned char buffer_FragColorbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
        DPSOFTRAST_Draw_Span_Begin(thread, triangle, span, buffer_z);
-       memset(buffer_FragColorbgra8, 0, span->length*4);
+       memset(buffer_FragColorbgra8 + span->startx*4, 0, (span->endx - span->startx)*4);
        DPSOFTRAST_Draw_Span_FinishBGRA8(thread, triangle, span, buffer_FragColorbgra8);
 }
 
 
 
-void DPSOFTRAST_VertexShader_DeferredLightSource(void)
+static void DPSOFTRAST_VertexShader_DeferredLightSource(void)
 {
-       DPSOFTRAST_Array_TransformProject(dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.screencoord4f, dpsoftrast.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
+       DPSOFTRAST_Array_TransformProject(DPSOFTRAST_ARRAY_POSITION, DPSOFTRAST_ARRAY_POSITION, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
 }
 
-void DPSOFTRAST_PixelShader_DeferredLightSource(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
+static void DPSOFTRAST_PixelShader_DeferredLightSource(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
 {
        // TODO: IMPLEMENT
        float buffer_z[DPSOFTRAST_DRAW_MAXSPANLENGTH];
        unsigned char buffer_FragColorbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
        DPSOFTRAST_Draw_Span_Begin(thread, triangle, span, buffer_z);
-       memset(buffer_FragColorbgra8, 0, span->length*4);
+       memset(buffer_FragColorbgra8 + span->startx*4, 0, (span->endx - span->startx)*4);
        DPSOFTRAST_Draw_Span_FinishBGRA8(thread, triangle, span, buffer_FragColorbgra8);
 }
 
@@ -4021,393 +4739,186 @@ DPSOFTRAST_ShaderModeInfo;
 
 static const DPSOFTRAST_ShaderModeInfo DPSOFTRAST_ShaderModeTable[SHADERMODE_COUNT] =
 {
-       {2, DPSOFTRAST_VertexShader_Generic,                        DPSOFTRAST_PixelShader_Generic,                        {DPSOFTRAST_ARRAY_COLOR, DPSOFTRAST_ARRAY_TEXCOORD0, DPSOFTRAST_ARRAY_TEXCOORD1, ~0}, {GL20TU_FIRST, GL20TU_SECOND, ~0}},
-       {2, DPSOFTRAST_VertexShader_PostProcess,                    DPSOFTRAST_PixelShader_PostProcess,                    {DPSOFTRAST_ARRAY_TEXCOORD0, DPSOFTRAST_ARRAY_TEXCOORD1, ~0}, {GL20TU_FIRST, GL20TU_SECOND, ~0}},
-       {2, DPSOFTRAST_VertexShader_Depth_Or_Shadow,                DPSOFTRAST_PixelShader_Depth_Or_Shadow,                {~0}, {~0}},
-       {2, DPSOFTRAST_VertexShader_FlatColor,                      DPSOFTRAST_PixelShader_FlatColor,                      {DPSOFTRAST_ARRAY_TEXCOORD0, ~0}, {GL20TU_COLOR, ~0}},
-       {2, DPSOFTRAST_VertexShader_VertexColor,                    DPSOFTRAST_PixelShader_VertexColor,                    {DPSOFTRAST_ARRAY_COLOR, DPSOFTRAST_ARRAY_TEXCOORD0, ~0}, {GL20TU_COLOR, ~0}},
-       {2, DPSOFTRAST_VertexShader_Lightmap,                       DPSOFTRAST_PixelShader_Lightmap,                       {DPSOFTRAST_ARRAY_TEXCOORD0, DPSOFTRAST_ARRAY_TEXCOORD4, ~0}, {GL20TU_COLOR, GL20TU_LIGHTMAP, GL20TU_GLOW, ~0}},
-       {2, DPSOFTRAST_VertexShader_FakeLight,                      DPSOFTRAST_PixelShader_FakeLight,                      {~0}, {~0}},
-       {2, DPSOFTRAST_VertexShader_LightDirectionMap_ModelSpace,   DPSOFTRAST_PixelShader_LightDirectionMap_ModelSpace,   {DPSOFTRAST_ARRAY_TEXCOORD0, DPSOFTRAST_ARRAY_TEXCOORD4, ~0}, {GL20TU_COLOR, GL20TU_LIGHTMAP, GL20TU_GLOW, ~0}},
-       {2, DPSOFTRAST_VertexShader_LightDirectionMap_TangentSpace, DPSOFTRAST_PixelShader_LightDirectionMap_TangentSpace, {DPSOFTRAST_ARRAY_TEXCOORD0, DPSOFTRAST_ARRAY_TEXCOORD4, ~0}, {GL20TU_COLOR, GL20TU_LIGHTMAP, GL20TU_GLOW, ~0}},
-       {2, DPSOFTRAST_VertexShader_LightDirection,                 DPSOFTRAST_PixelShader_LightDirection,                 {DPSOFTRAST_ARRAY_TEXCOORD0, DPSOFTRAST_ARRAY_TEXCOORD1, DPSOFTRAST_ARRAY_TEXCOORD2, DPSOFTRAST_ARRAY_TEXCOORD3, ~0}, {GL20TU_COLOR, GL20TU_PANTS, GL20TU_SHIRT, GL20TU_GLOW, GL20TU_NORMAL, GL20TU_GLOSS, ~0}},
-       {2, DPSOFTRAST_VertexShader_LightSource,                    DPSOFTRAST_PixelShader_LightSource,                    {DPSOFTRAST_ARRAY_TEXCOORD0, DPSOFTRAST_ARRAY_TEXCOORD1, DPSOFTRAST_ARRAY_TEXCOORD2, DPSOFTRAST_ARRAY_TEXCOORD3, DPSOFTRAST_ARRAY_TEXCOORD4, ~0}, {GL20TU_COLOR, GL20TU_PANTS, GL20TU_SHIRT, GL20TU_GLOW, GL20TU_NORMAL, GL20TU_GLOSS, GL20TU_CUBE, ~0}},
-       {2, DPSOFTRAST_VertexShader_Refraction,                     DPSOFTRAST_PixelShader_Refraction,                     {~0}},
-       {2, DPSOFTRAST_VertexShader_Water,                          DPSOFTRAST_PixelShader_Water,                          {~0}},
-       {2, DPSOFTRAST_VertexShader_ShowDepth,                      DPSOFTRAST_PixelShader_ShowDepth,                      {~0}},
-       {2, DPSOFTRAST_VertexShader_DeferredGeometry,               DPSOFTRAST_PixelShader_DeferredGeometry,               {~0}},
-       {2, DPSOFTRAST_VertexShader_DeferredLightSource,            DPSOFTRAST_PixelShader_DeferredLightSource,            {~0}}
+       {2, DPSOFTRAST_VertexShader_Generic,                        DPSOFTRAST_PixelShader_Generic,                        {DPSOFTRAST_ARRAY_COLOR, DPSOFTRAST_ARRAY_TEXCOORD0, DPSOFTRAST_ARRAY_TEXCOORD1, 0xFF}, {GL20TU_FIRST, GL20TU_SECOND, 0xFF}},
+       {2, DPSOFTRAST_VertexShader_PostProcess,                    DPSOFTRAST_PixelShader_PostProcess,                    {DPSOFTRAST_ARRAY_TEXCOORD0, DPSOFTRAST_ARRAY_TEXCOORD1, 0xFF}, {GL20TU_FIRST, GL20TU_SECOND, 0xFF}},
+       {2, DPSOFTRAST_VertexShader_Depth_Or_Shadow,                DPSOFTRAST_PixelShader_Depth_Or_Shadow,                {0xFF}, {0xFF}},
+       {2, DPSOFTRAST_VertexShader_FlatColor,                      DPSOFTRAST_PixelShader_FlatColor,                      {DPSOFTRAST_ARRAY_TEXCOORD0, 0xFF}, {GL20TU_COLOR, 0xFF}},
+       {2, DPSOFTRAST_VertexShader_VertexColor,                    DPSOFTRAST_PixelShader_VertexColor,                    {DPSOFTRAST_ARRAY_COLOR, DPSOFTRAST_ARRAY_TEXCOORD0, 0xFF}, {GL20TU_COLOR, 0xFF}},
+       {2, DPSOFTRAST_VertexShader_Lightmap,                       DPSOFTRAST_PixelShader_Lightmap,                       {DPSOFTRAST_ARRAY_TEXCOORD0, DPSOFTRAST_ARRAY_TEXCOORD4, 0xFF}, {GL20TU_COLOR, GL20TU_LIGHTMAP, GL20TU_GLOW, 0xFF}},
+       {2, DPSOFTRAST_VertexShader_FakeLight,                      DPSOFTRAST_PixelShader_FakeLight,                      {DPSOFTRAST_ARRAY_TEXCOORD0, DPSOFTRAST_ARRAY_TEXCOORD1, DPSOFTRAST_ARRAY_TEXCOORD2, DPSOFTRAST_ARRAY_TEXCOORD3, DPSOFTRAST_ARRAY_TEXCOORD5, DPSOFTRAST_ARRAY_TEXCOORD6, 0xFF}, {GL20TU_COLOR, GL20TU_PANTS, GL20TU_SHIRT, GL20TU_GLOW, GL20TU_NORMAL, GL20TU_GLOSS, 0xFF}},
+       {2, DPSOFTRAST_VertexShader_LightDirectionMap_ModelSpace,   DPSOFTRAST_PixelShader_LightDirectionMap_ModelSpace,   {DPSOFTRAST_ARRAY_TEXCOORD0, DPSOFTRAST_ARRAY_TEXCOORD1, DPSOFTRAST_ARRAY_TEXCOORD2, DPSOFTRAST_ARRAY_TEXCOORD3, DPSOFTRAST_ARRAY_TEXCOORD4, DPSOFTRAST_ARRAY_TEXCOORD5, DPSOFTRAST_ARRAY_TEXCOORD6, 0xFF}, {GL20TU_COLOR, GL20TU_PANTS, GL20TU_SHIRT, GL20TU_GLOW, GL20TU_NORMAL, GL20TU_GLOSS, GL20TU_LIGHTMAP, GL20TU_DELUXEMAP, 0xFF}},
+       {2, DPSOFTRAST_VertexShader_LightDirectionMap_TangentSpace, DPSOFTRAST_PixelShader_LightDirectionMap_TangentSpace, {DPSOFTRAST_ARRAY_TEXCOORD0, DPSOFTRAST_ARRAY_TEXCOORD1, DPSOFTRAST_ARRAY_TEXCOORD2, DPSOFTRAST_ARRAY_TEXCOORD3, DPSOFTRAST_ARRAY_TEXCOORD4, DPSOFTRAST_ARRAY_TEXCOORD5, DPSOFTRAST_ARRAY_TEXCOORD6, 0xFF}, {GL20TU_COLOR, GL20TU_PANTS, GL20TU_SHIRT, GL20TU_GLOW, GL20TU_NORMAL, GL20TU_GLOSS, GL20TU_LIGHTMAP, GL20TU_DELUXEMAP, 0xFF}},
+       {2, DPSOFTRAST_VertexShader_Lightmap,                       DPSOFTRAST_PixelShader_Lightmap,                       {DPSOFTRAST_ARRAY_TEXCOORD0, DPSOFTRAST_ARRAY_TEXCOORD4, 0xFF}, {GL20TU_COLOR, GL20TU_LIGHTMAP, GL20TU_GLOW, 0xFF}},
+       {2, DPSOFTRAST_VertexShader_VertexColor,                        DPSOFTRAST_PixelShader_VertexColor,                    {DPSOFTRAST_ARRAY_COLOR, DPSOFTRAST_ARRAY_TEXCOORD0, 0xFF}, {GL20TU_COLOR, 0xFF}},
+       {2, DPSOFTRAST_VertexShader_LightDirection,                 DPSOFTRAST_PixelShader_LightDirection,                 {DPSOFTRAST_ARRAY_TEXCOORD0, DPSOFTRAST_ARRAY_TEXCOORD1, DPSOFTRAST_ARRAY_TEXCOORD2, DPSOFTRAST_ARRAY_TEXCOORD3, DPSOFTRAST_ARRAY_TEXCOORD5, DPSOFTRAST_ARRAY_TEXCOORD6, 0xFF}, {GL20TU_COLOR, GL20TU_PANTS, GL20TU_SHIRT, GL20TU_GLOW, GL20TU_NORMAL, GL20TU_GLOSS, 0xFF}},
+       {2, DPSOFTRAST_VertexShader_LightSource,                    DPSOFTRAST_PixelShader_LightSource,                    {DPSOFTRAST_ARRAY_TEXCOORD0, DPSOFTRAST_ARRAY_TEXCOORD1, DPSOFTRAST_ARRAY_TEXCOORD2, DPSOFTRAST_ARRAY_TEXCOORD3, DPSOFTRAST_ARRAY_TEXCOORD4, 0xFF}, {GL20TU_COLOR, GL20TU_PANTS, GL20TU_SHIRT, GL20TU_GLOW, GL20TU_NORMAL, GL20TU_GLOSS, GL20TU_CUBE, 0xFF}},
+       {2, DPSOFTRAST_VertexShader_Refraction,                     DPSOFTRAST_PixelShader_Refraction,                     {DPSOFTRAST_ARRAY_TEXCOORD0, DPSOFTRAST_ARRAY_TEXCOORD4, 0xFF}, {GL20TU_NORMAL, GL20TU_REFRACTION, 0xFF}},
+       {2, DPSOFTRAST_VertexShader_Water,                          DPSOFTRAST_PixelShader_Water,                          {DPSOFTRAST_ARRAY_TEXCOORD0, DPSOFTRAST_ARRAY_TEXCOORD1, DPSOFTRAST_ARRAY_TEXCOORD2, DPSOFTRAST_ARRAY_TEXCOORD3, DPSOFTRAST_ARRAY_TEXCOORD4, DPSOFTRAST_ARRAY_TEXCOORD6, 0xFF}, {GL20TU_NORMAL, GL20TU_REFLECTION, GL20TU_REFRACTION, 0xFF}},
+       {2, DPSOFTRAST_VertexShader_DeferredGeometry,               DPSOFTRAST_PixelShader_DeferredGeometry,               {0xFF}},
+       {2, DPSOFTRAST_VertexShader_DeferredLightSource,            DPSOFTRAST_PixelShader_DeferredLightSource,            {0xFF}},
 };
 
-
-int DPSOFTRAST_Draw_InterpretCommands(DPSOFTRAST_State_Thread *thread, int commandoffset, int endoffset)
-{
-       while (commandoffset != endoffset)
-       {
-               DPSOFTRAST_Command *command = (DPSOFTRAST_Command *)&dpsoftrast.commandpool.commands[commandoffset];
-               switch (command->opcode)
-               {
-#define INTERPCOMMAND(name) \
-               case DPSOFTRAST_OPCODE_##name : \
-                       DPSOFTRAST_Interpret_##name (thread, (DPSOFTRAST_Command_##name *)command); \
-                       commandoffset += sizeof( DPSOFTRAST_Command_##name ) + ((COMMAND_SIZE - (sizeof( DPSOFTRAST_Command_##name )&(COMMAND_SIZE-1))) & (COMMAND_SIZE-1)); \
-                       if (commandoffset >= DPSOFTRAST_DRAW_MAXCOMMANDPOOL) \
-                               commandoffset = 0; \
-                       break;
-               INTERPCOMMAND(Viewport)
-               INTERPCOMMAND(ClearColor)
-               INTERPCOMMAND(ClearDepth)
-               INTERPCOMMAND(ColorMask)
-               INTERPCOMMAND(DepthTest)
-               INTERPCOMMAND(ScissorTest)
-               INTERPCOMMAND(Scissor)
-               INTERPCOMMAND(BlendFunc)
-               INTERPCOMMAND(BlendSubtract)
-               INTERPCOMMAND(DepthMask)
-               INTERPCOMMAND(DepthFunc)
-               INTERPCOMMAND(DepthRange)
-               INTERPCOMMAND(PolygonOffset)
-               INTERPCOMMAND(AlphaTest)
-               INTERPCOMMAND(AlphaFunc)
-               INTERPCOMMAND(SetTexture)
-               INTERPCOMMAND(SetShader)
-               INTERPCOMMAND(Uniform4f)
-               INTERPCOMMAND(UniformMatrix4f)
-               INTERPCOMMAND(Uniform1i)
-
-               case DPSOFTRAST_OPCODE_Reset:
-                       commandoffset = 0;
-                       break;
-               }
-       }
-       return commandoffset;
-}
-                                       
-int DPSOFTRAST_Draw_ProcessSpans(DPSOFTRAST_State_Thread *thread, int commandoffset)
+static void DPSOFTRAST_Draw_DepthTest(DPSOFTRAST_State_Thread *thread, DPSOFTRAST_State_Span *span)
 {
-       int i;
        int x;
        int startx;
        int endx;
-//     unsigned int c;
-//     unsigned int *colorpixel;
        unsigned int *depthpixel;
-       float w;
-       float wslope;
        int depth;
        int depthslope;
        unsigned int d;
-       DPSOFTRAST_State_Triangle *triangle;
-       DPSOFTRAST_State_Span *span;
-       unsigned char pixelmask[DPSOFTRAST_DRAW_MAXSPANLENGTH];
-       for (i = 0; i < thread->numspans; i++)
+       unsigned char *pixelmask;
+       depthpixel = dpsoftrast.fb_depthpixels + span->y * dpsoftrast.fb_width + span->x;
+       startx = span->startx;
+       endx = span->endx;
+       depth = span->depthbase;
+       depthslope = span->depthslope;
+       pixelmask = thread->pixelmaskarray;
+       if (thread->depthtest && dpsoftrast.fb_depthpixels)
        {
-               span = &thread->spans[i];
-               triangle = &dpsoftrast.trianglepool.triangles[span->triangle];
-               if (commandoffset != triangle->commandoffset)
-               {
-                       commandoffset = DPSOFTRAST_Draw_InterpretCommands(thread, commandoffset, triangle->commandoffset);
-                       DPSOFTRAST_ValidateQuick(thread, DPSOFTRAST_VALIDATE_DRAW);
-               }
-               if (thread->depthtest && dpsoftrast.fb_depthpixels)
-               {
-                       wslope = triangle->w[0];
-                       w = triangle->w[2] + span->x*wslope + span->y*triangle->w[1];
-                       depthslope = (int)(wslope*DPSOFTRAST_DEPTHSCALE);
-                       depth = (int)(w*DPSOFTRAST_DEPTHSCALE - DPSOFTRAST_DEPTHOFFSET*(thread->polygonoffset[1] + fabs(wslope)*thread->polygonoffset[0]));
-                       depthpixel = dpsoftrast.fb_depthpixels + span->y * dpsoftrast.fb_width + span->x;
-                       switch(thread->fb_depthfunc)
-                       {
-                       default:
-                       case GL_ALWAYS:  for (x = 0, d = depth;x < span->length;x++, d += depthslope) pixelmask[x] = true; break;
-                       case GL_LESS:    for (x = 0, d = depth;x < span->length;x++, d += depthslope) pixelmask[x] = depthpixel[x] < d; break;
-                       case GL_LEQUAL:  for (x = 0, d = depth;x < span->length;x++, d += depthslope) pixelmask[x] = depthpixel[x] <= d; break;
-                       case GL_EQUAL:   for (x = 0, d = depth;x < span->length;x++, d += depthslope) pixelmask[x] = depthpixel[x] == d; break;
-                       case GL_GEQUAL:  for (x = 0, d = depth;x < span->length;x++, d += depthslope) pixelmask[x] = depthpixel[x] >= d; break;
-                       case GL_GREATER: for (x = 0, d = depth;x < span->length;x++, d += depthslope) pixelmask[x] = depthpixel[x] > d; break;
-                       case GL_NEVER:   for (x = 0, d = depth;x < span->length;x++, d += depthslope) pixelmask[x] = false; break;
-                       }
-                       //colorpixel = dpsoftrast.fb_colorpixels[0] + (span->y * dpsoftrast.fb_width + span->x) * 4;;
-                       //for (x = 0;x < span->length;x++)
-                       //      colorpixel[x] = (depthpixel[x] & 0xFF000000) ? (0x00FF0000) : (depthpixel[x] & 0x00FF0000);
-                       // if there is no color buffer, skip pixel shader
-                       startx = 0;
-                       endx = span->length;
-                       while (startx < endx && !pixelmask[startx])
-                               startx++;
-                       while (endx > startx && !pixelmask[endx-1])
-                               endx--;
-                       if (startx >= endx)
-                               continue; // no pixels to fill
-                       span->pixelmask = pixelmask;
-                       span->startx = startx;
-                       span->endx = endx;
-                       // run pixel shader if appropriate
-                       // do this before running depthmask code, to allow the pixelshader
-                       // to clear pixelmask values for alpha testing
-                       if (dpsoftrast.fb_colorpixels[0] && thread->fb_colormask)
-                               DPSOFTRAST_ShaderModeTable[thread->shader_mode].Span(thread, triangle, span);
-                       if (thread->depthmask)
-                               for (x = startx, d = depth + depthslope*startx;x < endx;x++, d += depthslope)
-                                       if (pixelmask[x])
-                                               depthpixel[x] = d;
-               }
-               else
+               switch(thread->fb_depthfunc)
                {
-                       // no depth testing means we're just dealing with color...
-                       // if there is no color buffer, skip pixel shader
-                       if (dpsoftrast.fb_colorpixels[0] && thread->fb_colormask)
-                       {
-                               memset(pixelmask, 1, span->length);
-                               span->pixelmask = pixelmask;
-                               span->startx = 0;
-                               span->endx = span->length;
-                               DPSOFTRAST_ShaderModeTable[thread->shader_mode].Span(thread, triangle, span);
-                       }
+               default:
+               case GL_ALWAYS:  for (x = startx, d = depth + depthslope*startx;x < endx;x++, d += depthslope) pixelmask[x] = true; break;
+               case GL_LESS:    for (x = startx, d = depth + depthslope*startx;x < endx;x++, d += depthslope) pixelmask[x] = depthpixel[x] < d; break;
+               case GL_LEQUAL:  for (x = startx, d = depth + depthslope*startx;x < endx;x++, d += depthslope) pixelmask[x] = depthpixel[x] <= d; break;
+               case GL_EQUAL:   for (x = startx, d = depth + depthslope*startx;x < endx;x++, d += depthslope) pixelmask[x] = depthpixel[x] == d; break;
+               case GL_GEQUAL:  for (x = startx, d = depth + depthslope*startx;x < endx;x++, d += depthslope) pixelmask[x] = depthpixel[x] >= d; break;
+               case GL_GREATER: for (x = startx, d = depth + depthslope*startx;x < endx;x++, d += depthslope) pixelmask[x] = depthpixel[x] > d; break;
+               case GL_NEVER:   for (x = startx, d = depth + depthslope*startx;x < endx;x++, d += depthslope) pixelmask[x] = false; break;
                }
+               while (startx < endx && !pixelmask[startx])
+                       startx++;
+               while (endx > startx && !pixelmask[endx-1])
+                       endx--;
        }
-       thread->numspans = 0;
-       return commandoffset;
+       else
+       {
+               // no depth testing means we're just dealing with color...
+               memset(pixelmask + startx, 1, endx - startx);
+       }
+       span->pixelmask = pixelmask;
+       span->startx = startx;
+       span->endx = endx;
 }
 
-void DPSOFTRAST_Draw_GenerateSpans(DPSOFTRAST_State_Thread *thread, int freetriangle)
+static void DPSOFTRAST_Draw_DepthWrite(const DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Span *span)
 {
-       int miny = (thread->index*dpsoftrast.fb_height)/dpsoftrast.numthreads;
-       int maxy = ((thread->index+1)*dpsoftrast.fb_height)/dpsoftrast.numthreads;
-       int commandoffset = thread->commandoffset;
-       int triangleoffset = thread->triangleoffset;
-       DPSOFTRAST_State_Triangle *triangle = NULL;
-       int starty;
-       int endy;
-       int y;
-       int numpoints;
-       __m128 coords[4];
-       __m128i ycoords;
-       while (triangleoffset != freetriangle)
-       {
-               triangle = &dpsoftrast.trianglepool.triangles[triangleoffset];
-               if (++triangleoffset >= DPSOFTRAST_DRAW_MAXTRIANGLEPOOL)
-                       triangleoffset = 0;
-               starty = triangle->starty + 1;
-               endy = triangle->endy;
-               if (starty >= maxy || endy <= miny)
-                       continue;
-               numpoints = triangle->numpoints;
-               coords[0] = _mm_load_ps(triangle->coords[0]);
-               coords[1] = _mm_load_ps(triangle->coords[1]);
-               coords[2] = _mm_load_ps(triangle->coords[2]);
-               coords[3] = _mm_load_ps(triangle->coords[3]);
-               ycoords = _mm_load_si128((const __m128i *)triangle->ycoords);
-               if (starty < miny)
-                       starty = miny;
-               if (endy > maxy)
-                       endy = maxy;
-               for (y = starty; y < endy;)
-               {
-                       __m128 xcoords, xslope;
-                       __m128i ycc = _mm_cmpgt_epi32(_mm_set1_epi32(y), ycoords);
-                       int yccmask = _mm_movemask_epi8(ycc);
-                       int edge0p, edge0n, edge1p, edge1n;
-                       int nexty;
-                       if (numpoints == 4)
-                       {
-                               switch(yccmask)
-                               {
-                               default:
-                               case 0xFFFF: /*0000*/ y = endy; continue;
-                               case 0xFFF0: /*1000*/ edge0p = 3;edge0n = 0;edge1p = 1;edge1n = 0;break;
-                               case 0xFF0F: /*0100*/ edge0p = 0;edge0n = 1;edge1p = 2;edge1n = 1;break;
-                               case 0xFF00: /*1100*/ edge0p = 3;edge0n = 0;edge1p = 2;edge1n = 1;break;
-                               case 0xF0FF: /*0010*/ edge0p = 1;edge0n = 2;edge1p = 3;edge1n = 2;break;
-                               case 0xF0F0: /*1010*/ edge0p = 1;edge0n = 2;edge1p = 3;edge1n = 2;break; // concave - nonsense
-                               case 0xF00F: /*0110*/ edge0p = 0;edge0n = 1;edge1p = 3;edge1n = 2;break;
-                               case 0xF000: /*1110*/ edge0p = 3;edge0n = 0;edge1p = 3;edge1n = 2;break;
-                               case 0x0FFF: /*0001*/ edge0p = 2;edge0n = 3;edge1p = 0;edge1n = 3;break;
-                               case 0x0FF0: /*1001*/ edge0p = 2;edge0n = 3;edge1p = 1;edge1n = 0;break;
-                               case 0x0F0F: /*0101*/ edge0p = 2;edge0n = 3;edge1p = 2;edge1n = 1;break; // concave - nonsense
-                               case 0x0F00: /*1101*/ edge0p = 2;edge0n = 3;edge1p = 2;edge1n = 1;break;
-                               case 0x00FF: /*0011*/ edge0p = 1;edge0n = 2;edge1p = 0;edge1n = 3;break;
-                               case 0x00F0: /*1011*/ edge0p = 1;edge0n = 2;edge1p = 1;edge1n = 0;break;
-                               case 0x000F: /*0111*/ edge0p = 0;edge0n = 1;edge1p = 0;edge1n = 3;break;
-                               case 0x0000: /*1111*/ y++; continue;
-                               }
-                       }
-                       else
-                       {
-                               switch(yccmask)
-                               {
-                               default:
-                               case 0xFFFF: /*000*/ y = endy; continue;
-                               case 0xFFF0: /*100*/ edge0p = 2;edge0n = 0;edge1p = 1;edge1n = 0;break;
-                               case 0xFF0F: /*010*/ edge0p = 0;edge0n = 1;edge1p = 2;edge1n = 1;break;
-                               case 0xFF00: /*110*/ edge0p = 2;edge0n = 0;edge1p = 2;edge1n = 1;break;
-                               case 0x00FF: /*001*/ edge0p = 1;edge0n = 2;edge1p = 0;edge1n = 2;break;
-                               case 0x00F0: /*101*/ edge0p = 1;edge0n = 2;edge1p = 1;edge1n = 0;break;
-                               case 0x000F: /*011*/ edge0p = 0;edge0n = 1;edge1p = 0;edge1n = 2;break;
-                               case 0x0000: /*111*/ y++; continue;
-                               }
-                       }
-                       ycc = _mm_max_epi16(_mm_srli_epi16(ycc, 1), ycoords);
-                       ycc = _mm_min_epi16(ycc, _mm_shuffle_epi32(ycc, _MM_SHUFFLE(1, 0, 3, 2)));
-                       ycc = _mm_min_epi16(ycc, _mm_shuffle_epi32(ycc, _MM_SHUFFLE(2, 3, 0, 1)));
-                       nexty = _mm_extract_epi16(ycc, 0);
-                       if(nexty >= endy) nexty = endy-1;
-                       if (_mm_ucomigt_ss(_mm_max_ss(coords[edge0n], coords[edge0p]), _mm_min_ss(coords[edge1n], coords[edge1p])))
-                       {
-                               int tmp = edge0n;
-                               edge0n = edge1n;
-                               edge1n = tmp;
-                               tmp = edge0p;
-                               edge0p = edge1p;
-                               edge1p = tmp;
-                       }
-                       xslope = _mm_sub_ps(_mm_movelh_ps(coords[edge0n], coords[edge1n]), _mm_movelh_ps(coords[edge0p], coords[edge1p]));
-                       xslope = _mm_div_ps(xslope, _mm_shuffle_ps(xslope, xslope, _MM_SHUFFLE(3, 3, 1, 1)));
-                       xcoords = _mm_add_ps(_mm_movelh_ps(coords[edge0p], coords[edge1p]),
-                                                               _mm_mul_ps(xslope, _mm_sub_ps(_mm_set1_ps(y), _mm_shuffle_ps(coords[edge0p], coords[edge1p], _MM_SHUFFLE(1, 1, 1, 1)))));
-                       xcoords = _mm_add_ps(xcoords, _mm_set1_ps(0.5f));
-                       for(; y <= nexty; y++, xcoords = _mm_add_ps(xcoords, xslope))
-                       {
-                               int startx, endx, offset;
-                               startx = _mm_cvtss_si32(xcoords);
-                               endx = _mm_cvtss_si32(_mm_movehl_ps(xcoords, xcoords));
-                               if (startx < 0) startx = 0;
-                               if (endx > dpsoftrast.fb_width) endx = dpsoftrast.fb_width;
-                               if (startx >= endx) continue;
-                               for (offset = startx; offset < endx;)
-                               {
-                                       DPSOFTRAST_State_Span *span = &thread->spans[thread->numspans];
-                                       span->triangle = (int)(triangle - dpsoftrast.trianglepool.triangles);
-                                       span->x = offset;
-                                       span->y = y;
-                                       span->length = endx - offset;
-                                       if (span -> length > DPSOFTRAST_DRAW_MAXSPANLENGTH)
-                                               span -> length = DPSOFTRAST_DRAW_MAXSPANLENGTH;
-                                       offset += span->length;
-                                       if (++thread->numspans >= DPSOFTRAST_DRAW_MAXSPANS)
-                                               commandoffset = DPSOFTRAST_Draw_ProcessSpans(thread, commandoffset);
-                               }
-                       }
-               }
-       }
-
-       if (thread->numspans > 0)
-               commandoffset = DPSOFTRAST_Draw_ProcessSpans(thread, commandoffset);
-       if (commandoffset != triangle->commandoffset)
+       int x, d, depth, depthslope, startx, endx;
+       const unsigned char *pixelmask;
+       unsigned int *depthpixel;
+       if (thread->depthmask && thread->depthtest && dpsoftrast.fb_depthpixels)
        {
-               commandoffset = DPSOFTRAST_Draw_InterpretCommands(thread, commandoffset, triangle->commandoffset);
-               DPSOFTRAST_ValidateQuick(thread, DPSOFTRAST_VALIDATE_DRAW);
+               depth = span->depthbase;
+               depthslope = span->depthslope;
+               pixelmask = span->pixelmask;
+               startx = span->startx;
+               endx = span->endx;
+               depthpixel = dpsoftrast.fb_depthpixels + span->y * dpsoftrast.fb_width + span->x;
+               for (x = startx, d = depth + depthslope*startx;x < endx;x++, d += depthslope)
+                       if (pixelmask[x])
+                               depthpixel[x] = d;
        }
-       
-       MEMORY_BARRIER;
-
-       thread->commandoffset = commandoffset;
-       thread->triangleoffset = triangleoffset;
 }
 
-void DPSOFTRAST_Draw_FlushThreads(void)
+static void DPSOFTRAST_Draw_ProcessSpans(DPSOFTRAST_State_Thread *thread)
 {
-       DPSOFTRAST_State_Thread *thread;
        int i;
-       if(dpsoftrast.drawtriangle != dpsoftrast.trianglepool.freetriangle)
-       {
-               MEMORY_BARRIER;
-               dpsoftrast.drawtriangle = dpsoftrast.trianglepool.freetriangle;
-       }
-#ifdef USETHREADS
-       SDL_LockMutex(dpsoftrast.trianglemutex);
-#endif
-       for (i = 0; i < dpsoftrast.numthreads; i++)
+       DPSOFTRAST_State_Triangle *triangle;
+       DPSOFTRAST_State_Span *span;
+       for (i = 0; i < thread->numspans; i++)
        {
-               thread = &dpsoftrast.threads[i];
-#ifdef USETHREADS
-               while (thread->triangleoffset != dpsoftrast.drawtriangle)
-               {
-                       thread->waiting = true;
-                       SDL_CondBroadcast(dpsoftrast.trianglecond);
-                       SDL_CondWait(thread->waitcond, dpsoftrast.trianglemutex);
-                       thread->waiting = false;
-               }
-#else
-               if (thread->triangleoffset != dpsoftrast.drawtriangle) 
-                       DPSOFTRAST_Draw_GenerateSpans(thread, dpsoftrast.drawtriangle);
-#endif
+               span = &thread->spans[i];
+               triangle = &thread->triangles[span->triangle];
+               DPSOFTRAST_Draw_DepthTest(thread, span);
+               if (span->startx >= span->endx)
+                       continue;
+               // run pixel shader if appropriate
+               // do this before running depthmask code, to allow the pixelshader
+               // to clear pixelmask values for alpha testing
+               if (dpsoftrast.fb_colorpixels[0] && thread->fb_colormask)
+                       DPSOFTRAST_ShaderModeTable[thread->shader_mode].Span(thread, triangle, span);
+               DPSOFTRAST_Draw_DepthWrite(thread, span);
        }
-#ifdef USETHREADS
-       SDL_UnlockMutex(dpsoftrast.trianglemutex);
-#endif
-       dpsoftrast.trianglepool.usedtriangles = 0;
-       dpsoftrast.commandpool.usedcommands = 0;
+       thread->numspans = 0;
 }
 
-#ifdef USETHREADS
-static int DPSOFTRAST_Draw_Thread(void *data)
-{
-       DPSOFTRAST_State_Thread *thread = (DPSOFTRAST_State_Thread *)data;
-       while(thread->index >= 0)
-       {
-               if (thread->triangleoffset != dpsoftrast.drawtriangle)
-               {
-                       DPSOFTRAST_Draw_GenerateSpans(thread, dpsoftrast.drawtriangle); 
-               }
-               else 
-               {
-                       SDL_LockMutex(dpsoftrast.trianglemutex);
-                       if (thread->triangleoffset != dpsoftrast.drawtriangle)
-                       {
-                               SDL_UnlockMutex(dpsoftrast.trianglemutex);
-                               continue;
-                       }
-                       if (thread->waiting) SDL_CondSignal(thread->waitcond);
-                       SDL_CondWait(dpsoftrast.trianglecond, dpsoftrast.trianglemutex);
-                       SDL_UnlockMutex(dpsoftrast.trianglemutex);
-               }
-       }   
-       return 0;
-}
-#endif
+DEFCOMMAND(22, Draw, int datasize; int starty; int endy; ATOMIC_COUNTER refcount; int clipped; int firstvertex; int numvertices; int numtriangles; float *arrays; int *element3i; unsigned short *element3s;)
 
-void DPSOFTRAST_Draw_ProcessTriangles(int firstvertex, int numtriangles, const int *element3i, const unsigned short *element3s, unsigned char *arraymask, int numarrays)
+static void DPSOFTRAST_Interpret_Draw(DPSOFTRAST_State_Thread *thread, DPSOFTRAST_Command_Draw *command)
 {
-#ifdef SSE2_PRESENT
-       int cullface = dpsoftrast.cullface;
-       int width = dpsoftrast.fb_width;
-       int height = dpsoftrast.fb_height;
-       __m128i fbmax = _mm_sub_epi16(_mm_setr_epi16(width, height, width, height, width, height, width, height), _mm_set1_epi16(1));
-       DPSOFTRAST_State_Triangle *triangle;
-       int numqueued = 0;
+#ifdef SSE_POSSIBLE
+       int cullface = thread->cullface;
+       int minx, maxx, miny, maxy;
+       int miny1, maxy1, miny2, maxy2;
+       __m128i fbmin, fbmax;
+       __m128 viewportcenter, viewportscale;
+       int firstvertex = command->firstvertex;
+       int numvertices = command->numvertices;
+       int numtriangles = command->numtriangles;
+       const int *element3i = command->element3i;
+       const unsigned short *element3s = command->element3s;
+       int clipped = command->clipped;
        int i;
        int j;
        int k;
        int y;
        int e[3];
        __m128i screeny;
-       int starty, endy;
+       int starty, endy, bandy;
        int numpoints;
        int clipcase;
        float clipdist[4];
+       float clip0origin, clip0slope;
+       int clip0dir;
        __m128 triangleedge1, triangleedge2, trianglenormal;
        __m128 clipfrac[3];
        __m128 screen[4];
+       DPSOFTRAST_State_Triangle *triangle;
        DPSOFTRAST_Texture *texture;
+       DPSOFTRAST_ValidateQuick(thread, DPSOFTRAST_VALIDATE_DRAW);
+       miny = thread->fb_scissor[1];
+       maxy = thread->fb_scissor[1] + thread->fb_scissor[3];
+       miny1 = bound(miny, thread->miny1, maxy);
+       maxy1 = bound(miny, thread->maxy1, maxy);
+       miny2 = bound(miny, thread->miny2, maxy);
+       maxy2 = bound(miny, thread->maxy2, maxy);
+       if ((command->starty >= maxy1 || command->endy <= miny1) && (command->starty >= maxy2 || command->endy <= miny2))
+       {
+               if (!ATOMIC_DECREMENT(command->refcount))
+               {
+                       if (command->commandsize <= DPSOFTRAST_ALIGNCOMMAND(sizeof(DPSOFTRAST_Command_Draw)))
+                               MM_FREE(command->arrays);
+               }
+               return;
+       }
+       minx = thread->fb_scissor[0];
+       maxx = thread->fb_scissor[0] + thread->fb_scissor[2];
+       fbmin = _mm_setr_epi16(minx, miny1, minx, miny1, minx, miny1, minx, miny1);
+       fbmax = _mm_sub_epi16(_mm_setr_epi16(maxx, maxy2, maxx, maxy2, maxx, maxy2, maxx, maxy2), _mm_set1_epi16(1));
+       viewportcenter = _mm_load_ps(thread->fb_viewportcenter);
+       viewportscale = _mm_load_ps(thread->fb_viewportscale);
        screen[3] = _mm_setzero_ps();
-       clipfrac[0] = clipfrac[1] = clipfrac[2] = _mm_setzero_ps(); 
+       clipfrac[0] = clipfrac[1] = clipfrac[2] = _mm_setzero_ps();
        for (i = 0;i < numtriangles;i++)
        {
+               const float *screencoord4f = command->arrays;
+               const float *arrays = screencoord4f + numvertices*4;
+
                // generate the 3 edges of this triangle
                // generate spans for the triangle - switch based on left split or right split classification of triangle
-               if (element3i)
-               {
-                       e[0] = element3i[i*3+0] - firstvertex;
-                       e[1] = element3i[i*3+1] - firstvertex;
-                       e[2] = element3i[i*3+2] - firstvertex;
-               }
-               else if (element3s)
+               if (element3s)
                {
                        e[0] = element3s[i*3+0] - firstvertex;
                        e[1] = element3s[i*3+1] - firstvertex;
                        e[2] = element3s[i*3+2] - firstvertex;
                }
+               else if (element3i)
+               {
+                       e[0] = element3i[i*3+0] - firstvertex;
+                       e[1] = element3i[i*3+1] - firstvertex;
+                       e[2] = element3i[i*3+2] - firstvertex;
+               }
                else
                {
                        e[0] = i*3+0;
@@ -4432,53 +4943,50 @@ void DPSOFTRAST_Draw_ProcessTriangles(int firstvertex, int numtriangles, const i
                                continue; \
                        break; \
                }
-                       //trianglenormal = _mm_sub_ps(_mm_mul_ps(triangleedge[0], _mm_shuffle_ps(triangleedge[1], triangleedge[1], _MM_SHUFFLE(3, 0, 2, 1))),
-                       //                                                _mm_mul_ps(_mm_shuffle_ps(triangleedge[0], triangleedge[0], _MM_SHUFFLE(3, 0, 2, 1)), triangleedge[1]));
-                       //trianglenormal[2] = triangleedge[0][0] * triangleedge[1][1] - triangleedge[0][1] * triangleedge[1][0];
-                       //trianglenormal[0] = triangleedge[0][1] * triangleedge[1][2] - triangleedge[0][2] * triangleedge[1][1];
-                       //trianglenormal[1] = triangleedge[0][2] * triangleedge[1][0] - triangleedge[0][0] * triangleedge[1][2];
-
-                       // macros for clipping vertices
 
 #define CLIPPEDVERTEXLERP(k,p1, p2) \
                        clipfrac[p1] = _mm_set1_ps(clipdist[p1] / (clipdist[p1] - clipdist[p2])); \
                        { \
-                               __m128 v1 = _mm_load_ps(&dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION][e[p1]*4]), v2 = _mm_load_ps(&dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION][e[p2]*4]); \
-                               screen[k] = DPSOFTRAST_Draw_ProjectVertex(_mm_add_ps(v1, _mm_mul_ps(_mm_sub_ps(v2, v1), clipfrac[p1]))); \
+                               __m128 v1 = _mm_load_ps(&arrays[e[p1]*4]), v2 = _mm_load_ps(&arrays[e[p2]*4]); \
+                               DPSOFTRAST_PROJECTVERTEX(screen[k], _mm_add_ps(v1, _mm_mul_ps(_mm_sub_ps(v2, v1), clipfrac[p1])), viewportcenter, viewportscale); \
                        }
 #define CLIPPEDVERTEXCOPY(k,p1) \
-                       screen[k] = _mm_load_ps(&dpsoftrast.screencoord4f[e[p1]*4]);
+                       screen[k] = _mm_load_ps(&screencoord4f[e[p1]*4]);
 
-#define GENATTRIBCOPY(j, attrib, p1) \
-               attrib = _mm_load_ps(&dpsoftrast.post_array4f[j][e[p1]*4]);
-#define GENATTRIBLERP(j, attrib, p1, p2) \
+#define GENATTRIBCOPY(attrib, p1) \
+               attrib = _mm_load_ps(&arrays[e[p1]*4]);
+#define GENATTRIBLERP(attrib, p1, p2) \
                { \
-                       __m128 v1 = _mm_load_ps(&dpsoftrast.post_array4f[j][e[p1]*4]), v2 = _mm_load_ps(&dpsoftrast.post_array4f[j][e[p2]*4]); \
+                       __m128 v1 = _mm_load_ps(&arrays[e[p1]*4]), v2 = _mm_load_ps(&arrays[e[p2]*4]); \
                        attrib = _mm_add_ps(v1, _mm_mul_ps(_mm_sub_ps(v2, v1), clipfrac[p1])); \
                }
-#define GENATTRIBS(j, attrib0, attrib1, attrib2) \
+#define GENATTRIBS(attrib0, attrib1, attrib2) \
                switch(clipcase) \
                { \
                default: \
-               case 0: GENATTRIBCOPY(j, attrib0, 0); GENATTRIBCOPY(j, attrib1, 1); GENATTRIBCOPY(j, attrib2, 2); break; \
-               case 1: GENATTRIBCOPY(j, attrib0, 0); GENATTRIBCOPY(j, attrib1, 1); GENATTRIBLERP(j, attrib2, 1, 2); break; \
-               case 2: GENATTRIBCOPY(j, attrib0, 0); GENATTRIBLERP(j, attrib1, 0, 1); GENATTRIBLERP(j, attrib2, 1, 2); break; \
-               case 3: GENATTRIBCOPY(j, attrib0, 0); GENATTRIBLERP(j, attrib1, 0, 1); GENATTRIBLERP(j, attrib2, 2, 0); break; \
-               case 4: GENATTRIBLERP(j, attrib0, 0, 1); GENATTRIBCOPY(j, attrib1, 1); GENATTRIBCOPY(j, attrib2, 2); break; \
-               case 5: GENATTRIBLERP(j, attrib0, 0, 1); GENATTRIBCOPY(j, attrib1, 1); GENATTRIBLERP(j, attrib2, 1, 2); break; \
-               case 6: GENATTRIBLERP(j, attrib0, 1, 2); GENATTRIBCOPY(j, attrib1, 2); GENATTRIBLERP(j, attrib2, 2, 0); break; \
+               case 0: GENATTRIBCOPY(attrib0, 0); GENATTRIBCOPY(attrib1, 1); GENATTRIBCOPY(attrib2, 2); break; \
+               case 1: GENATTRIBCOPY(attrib0, 0); GENATTRIBCOPY(attrib1, 1); GENATTRIBLERP(attrib2, 1, 2); break; \
+               case 2: GENATTRIBCOPY(attrib0, 0); GENATTRIBLERP(attrib1, 0, 1); GENATTRIBLERP(attrib2, 1, 2); break; \
+               case 3: GENATTRIBCOPY(attrib0, 0); GENATTRIBLERP(attrib1, 0, 1); GENATTRIBLERP(attrib2, 2, 0); break; \
+               case 4: GENATTRIBLERP(attrib0, 0, 1); GENATTRIBCOPY(attrib1, 1); GENATTRIBCOPY(attrib2, 2); break; \
+               case 5: GENATTRIBLERP(attrib0, 0, 1); GENATTRIBCOPY(attrib1, 1); GENATTRIBLERP(attrib2, 1, 2); break; \
+               case 6: GENATTRIBLERP(attrib0, 1, 2); GENATTRIBCOPY(attrib1, 2); GENATTRIBLERP(attrib2, 2, 0); break; \
                }
 
+               if (! clipped)
+                       goto notclipped;
+
                // calculate distance from nearplane
-               clipdist[0] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION][e[0]*4+2] + dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION][e[0]*4+3];
-               clipdist[1] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION][e[1]*4+2] + dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION][e[1]*4+3];
-               clipdist[2] = dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION][e[2]*4+2] + dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION][e[2]*4+3];
+               clipdist[0] = arrays[e[0]*4+2] + arrays[e[0]*4+3];
+               clipdist[1] = arrays[e[1]*4+2] + arrays[e[1]*4+3];
+               clipdist[2] = arrays[e[2]*4+2] + arrays[e[2]*4+3];
                if (clipdist[0] >= 0.0f)
                {
                        if (clipdist[1] >= 0.0f)
                        {
                                if (clipdist[2] >= 0.0f)
                                {
+                               notclipped:
                                        // triangle is entirely in front of nearplane
                                        CLIPPEDVERTEXCOPY(0,0); CLIPPEDVERTEXCOPY(1,1); CLIPPEDVERTEXCOPY(2,2);
                                        SKIPBACKFACE;
@@ -4493,11 +5001,11 @@ void DPSOFTRAST_Draw_ProcessTriangles(int firstvertex, int numtriangles, const i
                                        clipcase = 1;
                                }
                        }
-                       else 
+                       else
                        {
                                if (clipdist[2] >= 0.0f)
                                {
-                                       CLIPPEDVERTEXCOPY(0,0); CLIPPEDVERTEXLERP(1,0,1); CLIPPEDVERTEXLERP(2,1,2);     CLIPPEDVERTEXCOPY(3,2);
+                                       CLIPPEDVERTEXCOPY(0,0); CLIPPEDVERTEXLERP(1,0,1); CLIPPEDVERTEXLERP(2,1,2); CLIPPEDVERTEXCOPY(3,2);
                                        SKIPBACKFACE;
                                        numpoints = 4;
                                        clipcase = 2;
@@ -4510,7 +5018,7 @@ void DPSOFTRAST_Draw_ProcessTriangles(int firstvertex, int numtriangles, const i
                                        clipcase = 3;
                                }
                        }
-               }                       
+               }
                else if (clipdist[1] >= 0.0f)
                {
                        if (clipdist[2] >= 0.0f)
@@ -4540,38 +5048,24 @@ void DPSOFTRAST_Draw_ProcessTriangles(int firstvertex, int numtriangles, const i
                {
                        // calculate integer y coords for triangle points
                        __m128i screeni = _mm_packs_epi32(_mm_cvttps_epi32(_mm_movelh_ps(screen[0], screen[1])), _mm_cvttps_epi32(_mm_movelh_ps(screen[2], numpoints > 3 ? screen[3] : screen[2]))),
-                                       screenir = _mm_shuffle_epi32(screeni, _MM_SHUFFLE(1, 0, 3, 2)), 
-                                       screenmin = _mm_min_epi16(screeni, screenir), 
+                                       screenir = _mm_shuffle_epi32(screeni, _MM_SHUFFLE(1, 0, 3, 2)),
+                                       screenmin = _mm_min_epi16(screeni, screenir),
                                        screenmax = _mm_max_epi16(screeni, screenir);
                        screenmin = _mm_min_epi16(screenmin, _mm_shufflelo_epi16(screenmin, _MM_SHUFFLE(1, 0, 3, 2)));
                        screenmax = _mm_max_epi16(screenmax, _mm_shufflelo_epi16(screenmax, _MM_SHUFFLE(1, 0, 3, 2)));
-                       screenmin = _mm_max_epi16(screenmin, _mm_setzero_si128());
+                       screenmin = _mm_max_epi16(screenmin, fbmin);
                        screenmax = _mm_min_epi16(screenmax, fbmax);
                        // skip offscreen triangles
                        if (_mm_cvtsi128_si32(_mm_cmplt_epi16(screenmax, screenmin)))
                                continue;
                        starty = _mm_extract_epi16(screenmin, 1);
                        endy = _mm_extract_epi16(screenmax, 1)+1;
+                       if (starty >= maxy1 && endy <= miny2)
+                               continue;
                        screeny = _mm_srai_epi32(screeni, 16);
                }
 
-               if (dpsoftrast.trianglepool.usedtriangles >= DPSOFTRAST_DRAW_MAXTRIANGLEPOOL-1)
-#ifdef USETHREADS
-                       DPSOFTRAST_Draw_FreeTrianglePool(DPSOFTRAST_DRAW_MAXTRIANGLEPOOL/8);
-#else
-                       DPSOFTRAST_Draw_FlushThreads();
-#endif
-
-               triangle = &dpsoftrast.trianglepool.triangles[dpsoftrast.trianglepool.freetriangle];
-               triangle->commandoffset = dpsoftrast.commandpool.freecommand;
-               triangle->starty = starty;
-               triangle->endy = endy;
-               triangle->numpoints = numpoints;
-               _mm_store_ps(triangle->coords[0], screen[0]);
-               _mm_store_ps(triangle->coords[1], screen[1]);
-               _mm_store_ps(triangle->coords[2], screen[2]);
-               _mm_store_ps(triangle->coords[3], numpoints > 3 ? screen[3] : screen[2]);
-               _mm_store_si128((__m128i *)triangle->ycoords, screeny);
+               triangle = &thread->triangles[thread->numtriangles];
 
                // calculate attribute plans for triangle data...
                // okay, this triangle is going to produce spans, we'd better project
@@ -4582,63 +5076,99 @@ void DPSOFTRAST_Draw_ProcessTriangles(int firstvertex, int numtriangles, const i
                // values
                {
                        __m128 attribuvslope, attribuxslope, attribuyslope, attribvxslope, attribvyslope, attriborigin, attribedge1, attribedge2, attribxslope, attribyslope, w0, w1, w2, x1, y1;
+                       __m128 mipedgescale, mipdensity;
                        attribuvslope = _mm_div_ps(_mm_movelh_ps(triangleedge1, triangleedge2), _mm_shuffle_ps(trianglenormal, trianglenormal, _MM_SHUFFLE(0, 0, 0, 0)));
-               attribuxslope = _mm_shuffle_ps(attribuvslope, attribuvslope, _MM_SHUFFLE(3, 3, 3, 3));
-               attribuyslope = _mm_shuffle_ps(attribuvslope, attribuvslope, _MM_SHUFFLE(2, 2, 2, 2));
-               attribvxslope = _mm_shuffle_ps(attribuvslope, attribuvslope, _MM_SHUFFLE(1, 1, 1, 1));
-               attribvyslope = _mm_shuffle_ps(attribuvslope, attribuvslope, _MM_SHUFFLE(0, 0, 0, 0));
-               w0 = _mm_shuffle_ps(screen[0], screen[0], _MM_SHUFFLE(3, 3, 3, 3));
-               w1 = _mm_shuffle_ps(screen[1], screen[1], _MM_SHUFFLE(3, 3, 3, 3));
-               w2 = _mm_shuffle_ps(screen[2], screen[2], _MM_SHUFFLE(3, 3, 3, 3));
+                       attribuxslope = _mm_shuffle_ps(attribuvslope, attribuvslope, _MM_SHUFFLE(3, 3, 3, 3));
+                       attribuyslope = _mm_shuffle_ps(attribuvslope, attribuvslope, _MM_SHUFFLE(2, 2, 2, 2));
+                       attribvxslope = _mm_shuffle_ps(attribuvslope, attribuvslope, _MM_SHUFFLE(1, 1, 1, 1));
+                       attribvyslope = _mm_shuffle_ps(attribuvslope, attribuvslope, _MM_SHUFFLE(0, 0, 0, 0));
+                       w0 = _mm_shuffle_ps(screen[0], screen[0], _MM_SHUFFLE(3, 3, 3, 3));
+                       w1 = _mm_shuffle_ps(screen[1], screen[1], _MM_SHUFFLE(3, 3, 3, 3));
+                       w2 = _mm_shuffle_ps(screen[2], screen[2], _MM_SHUFFLE(3, 3, 3, 3));
                        attribedge1 = _mm_sub_ss(w0, w1);
                        attribedge2 = _mm_sub_ss(w2, w1);
                        attribxslope = _mm_sub_ss(_mm_mul_ss(attribuxslope, attribedge1), _mm_mul_ss(attribvxslope, attribedge2));
                        attribyslope = _mm_sub_ss(_mm_mul_ss(attribvyslope, attribedge2), _mm_mul_ss(attribuyslope, attribedge1));
-               x1 = _mm_shuffle_ps(screen[1], screen[1], _MM_SHUFFLE(0, 0, 0, 0));
-               y1 = _mm_shuffle_ps(screen[1], screen[1], _MM_SHUFFLE(1, 1, 1, 1));
+                       x1 = _mm_shuffle_ps(screen[1], screen[1], _MM_SHUFFLE(0, 0, 0, 0));
+                       y1 = _mm_shuffle_ps(screen[1], screen[1], _MM_SHUFFLE(1, 1, 1, 1));
                        attriborigin = _mm_sub_ss(w1, _mm_add_ss(_mm_mul_ss(attribxslope, x1), _mm_mul_ss(attribyslope, y1)));
                        _mm_store_ss(&triangle->w[0], attribxslope);
                        _mm_store_ss(&triangle->w[1], attribyslope);
                        _mm_store_ss(&triangle->w[2], attriborigin);
-                       for (j = 0;j < numarrays;j++)
+                       
+                       clip0origin = 0;
+                       clip0slope = 0;
+                       clip0dir = 0;
+                       if(thread->fb_clipplane[0] || thread->fb_clipplane[1] || thread->fb_clipplane[2])
                        {
-                               if (arraymask[j])
+                               float cliporigin, clipxslope, clipyslope;
+                               attriborigin = _mm_shuffle_ps(screen[1], screen[1], _MM_SHUFFLE(2, 2, 2, 2));
+                               attribedge1 = _mm_sub_ss(_mm_shuffle_ps(screen[0], screen[0], _MM_SHUFFLE(2, 2, 2, 2)), attriborigin);
+                               attribedge2 = _mm_sub_ss(_mm_shuffle_ps(screen[2], screen[2], _MM_SHUFFLE(2, 2, 2, 2)), attriborigin);
+                               attribxslope = _mm_sub_ss(_mm_mul_ss(attribuxslope, attribedge1), _mm_mul_ss(attribvxslope, attribedge2));
+                               attribyslope = _mm_sub_ss(_mm_mul_ss(attribvyslope, attribedge2), _mm_mul_ss(attribuyslope, attribedge1));
+                               attriborigin = _mm_sub_ss(attriborigin, _mm_add_ss(_mm_mul_ss(attribxslope, x1), _mm_mul_ss(attribyslope, y1)));
+                               cliporigin = _mm_cvtss_f32(attriborigin)*thread->fb_clipplane[2] + thread->fb_clipplane[3];
+                               clipxslope = thread->fb_clipplane[0] + _mm_cvtss_f32(attribxslope)*thread->fb_clipplane[2];
+                               clipyslope = thread->fb_clipplane[1] + _mm_cvtss_f32(attribyslope)*thread->fb_clipplane[2];
+                               if(clipxslope != 0)
                                {
-                                       __m128 attrib0, attrib1, attrib2;
-                                       GENATTRIBS(j, attrib0, attrib1, attrib2);
-                                       attriborigin = _mm_mul_ps(attrib1, w1);
-                                       attribedge1 = _mm_sub_ps(_mm_mul_ps(attrib0, w0), attriborigin);
-                                       attribedge2 = _mm_sub_ps(_mm_mul_ps(attrib2, w2), attriborigin);
-                               attribxslope = _mm_sub_ps(_mm_mul_ps(attribuxslope, attribedge1), _mm_mul_ps(attribvxslope, attribedge2));
-                               attribyslope = _mm_sub_ps(_mm_mul_ps(attribvyslope, attribedge2), _mm_mul_ps(attribuyslope, attribedge1));
-                                       attriborigin = _mm_sub_ps(attriborigin, _mm_add_ps(_mm_mul_ps(attribxslope, x1), _mm_mul_ps(attribyslope, y1)));
-                                       _mm_stream_ps(triangle->attribs[j][0], attribxslope);
-                                       _mm_stream_ps(triangle->attribs[j][1], attribyslope);
-                               _mm_stream_ps(triangle->attribs[j][2], attriborigin);
-                       }
-                   }
-           }
-
-               // adjust texture LOD by texture density, in the simplest way possible...
-               {
-                       __m128 mipedgescale, mipedgetc, mipdensity, attrib0, attrib1, attrib2;
+                                       clip0origin = -cliporigin/clipxslope;
+                                       clip0slope = -clipyslope/clipxslope;
+                                       clip0dir = clipxslope > 0 ? 1 : -1;
+                               }
+                               else if(clipyslope > 0)
+                               {
+                                       clip0origin = dpsoftrast.fb_width*floor(cliporigin/clipyslope);
+                                       clip0slope = dpsoftrast.fb_width;
+                                       clip0dir = -1;
+                               }
+                               else if(clipyslope < 0)
+                               {
+                                       clip0origin = dpsoftrast.fb_width*ceil(cliporigin/clipyslope);
+                                       clip0slope = -dpsoftrast.fb_width;
+                                       clip0dir = -1;
+                               }
+                               else if(clip0origin < 0) continue;
+                       }
+
+                       mipedgescale = _mm_setzero_ps();
+                       for (j = 0;j < DPSOFTRAST_ARRAY_TOTAL; j++)
+                       {
+                               __m128 attrib0, attrib1, attrib2;
+                               k = DPSOFTRAST_ShaderModeTable[thread->shader_mode].arrays[j];
+                               if (k >= DPSOFTRAST_ARRAY_TOTAL)
+                                       break;
+                               arrays += numvertices*4;
+                               GENATTRIBS(attrib0, attrib1, attrib2);
+                               attriborigin = _mm_mul_ps(attrib1, w1);
+                               attribedge1 = _mm_sub_ps(_mm_mul_ps(attrib0, w0), attriborigin);
+                               attribedge2 = _mm_sub_ps(_mm_mul_ps(attrib2, w2), attriborigin);
+                               attribxslope = _mm_sub_ps(_mm_mul_ps(attribuxslope, attribedge1), _mm_mul_ps(attribvxslope, attribedge2));
+                               attribyslope = _mm_sub_ps(_mm_mul_ps(attribvyslope, attribedge2), _mm_mul_ps(attribuyslope, attribedge1));
+                               attriborigin = _mm_sub_ps(attriborigin, _mm_add_ps(_mm_mul_ps(attribxslope, x1), _mm_mul_ps(attribyslope, y1)));
+                               _mm_storeu_ps(triangle->attribs[k][0], attribxslope);
+                               _mm_storeu_ps(triangle->attribs[k][1], attribyslope);
+                               _mm_storeu_ps(triangle->attribs[k][2], attriborigin);
+                               if (k == DPSOFTRAST_ShaderModeTable[thread->shader_mode].lodarrayindex)
+                               {
+                                       mipedgescale = _mm_movelh_ps(triangleedge1, triangleedge2);
+                                       mipedgescale = _mm_mul_ps(mipedgescale, mipedgescale);
+                                       mipedgescale = _mm_rsqrt_ps(_mm_add_ps(mipedgescale, _mm_shuffle_ps(mipedgescale, mipedgescale, _MM_SHUFFLE(2, 3, 0, 1))));
+                                       mipedgescale = _mm_mul_ps(_mm_sub_ps(_mm_movelh_ps(attrib0, attrib2), _mm_movelh_ps(attrib1, attrib1)), mipedgescale);
+                               }
+                       }
+
                        memset(triangle->mip, 0, sizeof(triangle->mip));
-                       mipedgescale = _mm_movelh_ps(triangleedge1, triangleedge2);
-                       mipedgescale = _mm_mul_ps(mipedgescale, mipedgescale);
-                       mipedgescale = _mm_rsqrt_ps(_mm_add_ps(mipedgescale, _mm_shuffle_ps(mipedgescale, mipedgescale, _MM_SHUFFLE(2, 3, 0, 1))));
-                       k = DPSOFTRAST_ShaderModeTable[dpsoftrast.shader_mode].lodarrayindex;
-                       GENATTRIBS(k, attrib0, attrib1, attrib2);
-                       mipedgetc = _mm_sub_ps(_mm_movelh_ps(attrib0, attrib2), _mm_movelh_ps(attrib1, attrib1));
-                       mipedgetc = _mm_mul_ps(mipedgetc, mipedgescale);
                        for (j = 0;j < DPSOFTRAST_MAXTEXTUREUNITS;j++)
                        {
-                               int texunit = DPSOFTRAST_ShaderModeTable[dpsoftrast.shader_mode].texunits[j];
+                               int texunit = DPSOFTRAST_ShaderModeTable[thread->shader_mode].texunits[j];
                                if (texunit >= DPSOFTRAST_MAXTEXTUREUNITS)
                                        break;
-                               texture = dpsoftrast.texbound[texunit];
+                               texture = thread->texbound[texunit];
                                if (texture && texture->filter > DPSOFTRAST_TEXTURE_FILTER_LINEAR)
                                {
-                                       mipdensity = _mm_mul_ps(mipedgetc, _mm_cvtepi32_ps(_mm_shuffle_epi32(_mm_loadl_epi64((const __m128i *)&texture->mipmap[0][2]), _MM_SHUFFLE(1, 0, 1, 0))));
+                                       mipdensity = _mm_mul_ps(mipedgescale, _mm_cvtepi32_ps(_mm_shuffle_epi32(_mm_loadl_epi64((const __m128i *)&texture->mipmap[0][2]), _MM_SHUFFLE(1, 0, 1, 0))));
                                        mipdensity = _mm_mul_ps(mipdensity, mipdensity);
                                        mipdensity = _mm_add_ps(mipdensity, _mm_shuffle_ps(mipdensity, mipdensity, _MM_SHUFFLE(2, 3, 0, 1)));
                                        mipdensity = _mm_min_ss(mipdensity, _mm_shuffle_ps(mipdensity, mipdensity, _MM_SHUFFLE(2, 2, 2, 2)));
@@ -4654,81 +5184,395 @@ void DPSOFTRAST_Draw_ProcessTriangles(int firstvertex, int numtriangles, const i
                                }
                        }
                }
+       
+               for (y = starty, bandy = min(endy, maxy1); y < endy; bandy = min(endy, maxy2), y = max(y, miny2))
+               for (; y < bandy;)
+               {
+                       __m128 xcoords, xslope;
+                       __m128i ycc = _mm_cmpgt_epi32(_mm_set1_epi32(y), screeny);
+                       int yccmask = _mm_movemask_epi8(ycc);
+                       int edge0p, edge0n, edge1p, edge1n;
+                       int nexty;
+                       float w, wslope;
+                       float clip0;
+                       if (numpoints == 4)
+                       {
+                               switch(yccmask)
+                               {
+                               default:
+                               case 0xFFFF: /*0000*/ y = endy; continue;
+                               case 0xFFF0: /*1000*/ edge0p = 3;edge0n = 0;edge1p = 1;edge1n = 0;break;
+                               case 0xFF0F: /*0100*/ edge0p = 0;edge0n = 1;edge1p = 2;edge1n = 1;break;
+                               case 0xFF00: /*1100*/ edge0p = 3;edge0n = 0;edge1p = 2;edge1n = 1;break;
+                               case 0xF0FF: /*0010*/ edge0p = 1;edge0n = 2;edge1p = 3;edge1n = 2;break;
+                               case 0xF0F0: /*1010*/ edge0p = 1;edge0n = 2;edge1p = 3;edge1n = 2;break; // concave - nonsense
+                               case 0xF00F: /*0110*/ edge0p = 0;edge0n = 1;edge1p = 3;edge1n = 2;break;
+                               case 0xF000: /*1110*/ edge0p = 3;edge0n = 0;edge1p = 3;edge1n = 2;break;
+                               case 0x0FFF: /*0001*/ edge0p = 2;edge0n = 3;edge1p = 0;edge1n = 3;break;
+                               case 0x0FF0: /*1001*/ edge0p = 2;edge0n = 3;edge1p = 1;edge1n = 0;break;
+                               case 0x0F0F: /*0101*/ edge0p = 2;edge0n = 3;edge1p = 2;edge1n = 1;break; // concave - nonsense
+                               case 0x0F00: /*1101*/ edge0p = 2;edge0n = 3;edge1p = 2;edge1n = 1;break;
+                               case 0x00FF: /*0011*/ edge0p = 1;edge0n = 2;edge1p = 0;edge1n = 3;break;
+                               case 0x00F0: /*1011*/ edge0p = 1;edge0n = 2;edge1p = 1;edge1n = 0;break;
+                               case 0x000F: /*0111*/ edge0p = 0;edge0n = 1;edge1p = 0;edge1n = 3;break;
+                               case 0x0000: /*1111*/ y++; continue;
+                               }
+                       }
+                       else
+                       {
+                               switch(yccmask)
+                               {
+                               default:
+                               case 0xFFFF: /*000*/ y = endy; continue;
+                               case 0xFFF0: /*100*/ edge0p = 2;edge0n = 0;edge1p = 1;edge1n = 0;break;
+                               case 0xFF0F: /*010*/ edge0p = 0;edge0n = 1;edge1p = 2;edge1n = 1;break;
+                               case 0xFF00: /*110*/ edge0p = 2;edge0n = 0;edge1p = 2;edge1n = 1;break;
+                               case 0x00FF: /*001*/ edge0p = 1;edge0n = 2;edge1p = 0;edge1n = 2;break;
+                               case 0x00F0: /*101*/ edge0p = 1;edge0n = 2;edge1p = 1;edge1n = 0;break;
+                               case 0x000F: /*011*/ edge0p = 0;edge0n = 1;edge1p = 0;edge1n = 2;break;
+                               case 0x0000: /*111*/ y++; continue;
+                               }
+                       }
+                       ycc = _mm_max_epi16(_mm_srli_epi16(ycc, 1), screeny);
+                       ycc = _mm_min_epi16(ycc, _mm_shuffle_epi32(ycc, _MM_SHUFFLE(1, 0, 3, 2)));
+                       ycc = _mm_min_epi16(ycc, _mm_shuffle_epi32(ycc, _MM_SHUFFLE(2, 3, 0, 1)));
+                       nexty = _mm_extract_epi16(ycc, 0);
+                       if (nexty >= bandy) nexty = bandy-1;
+                       xslope = _mm_sub_ps(_mm_movelh_ps(screen[edge0n], screen[edge1n]), _mm_movelh_ps(screen[edge0p], screen[edge1p]));
+                       xslope = _mm_div_ps(xslope, _mm_shuffle_ps(xslope, xslope, _MM_SHUFFLE(3, 3, 1, 1)));
+                       xcoords = _mm_add_ps(_mm_movelh_ps(screen[edge0p], screen[edge1p]),
+                                                               _mm_mul_ps(xslope, _mm_sub_ps(_mm_set1_ps(y), _mm_shuffle_ps(screen[edge0p], screen[edge1p], _MM_SHUFFLE(1, 1, 1, 1)))));
+                       xcoords = _mm_add_ps(xcoords, _mm_set1_ps(0.5f));
+                       if (_mm_ucomigt_ss(xcoords, _mm_shuffle_ps(xcoords, xcoords, _MM_SHUFFLE(1, 0, 3, 2))))
+                       {
+                               xcoords = _mm_shuffle_ps(xcoords, xcoords, _MM_SHUFFLE(1, 0, 3, 2));
+                               xslope = _mm_shuffle_ps(xslope, xslope, _MM_SHUFFLE(1, 0, 3, 2));
+                       }
+                       clip0 = clip0origin + (y+0.5f)*clip0slope + 0.5f;
+                       for(; y <= nexty; y++, xcoords = _mm_add_ps(xcoords, xslope), clip0 += clip0slope)
+                       {
+                               int startx, endx, offset;
+                               startx = _mm_cvtss_si32(xcoords);
+                               endx = _mm_cvtss_si32(_mm_movehl_ps(xcoords, xcoords));
+                               if (startx < minx) startx = minx;
+                               if (endx > maxx) endx = maxx;
+                               if (startx >= endx) continue;
 
-           dpsoftrast.trianglepool.freetriangle = dpsoftrast.trianglepool.freetriangle < DPSOFTRAST_DRAW_MAXTRIANGLEPOOL-1 ? dpsoftrast.trianglepool.freetriangle + 1 : 0;
-               dpsoftrast.trianglepool.usedtriangles++;
+                               if (clip0dir)
+                               {
+                                       if (clip0dir > 0)
+                                       {
+                                               if (startx < clip0) 
+                                               {
+                                                       if(endx <= clip0) continue;
+                                                       startx = (int)clip0;
+                                               }
+                                       }
+                                       else if (endx > clip0) 
+                                       {
+                                               if(startx >= clip0) continue;
+                                               endx = (int)clip0;
+                                       }
+                               }
+                                               
+                               for (offset = startx; offset < endx;offset += DPSOFTRAST_DRAW_MAXSPANLENGTH)
+                               {
+                                       DPSOFTRAST_State_Span *span = &thread->spans[thread->numspans];
+                                       span->triangle = thread->numtriangles;
+                                       span->x = offset;
+                                       span->y = y;
+                                       span->startx = 0;
+                                       span->endx = min(endx - offset, DPSOFTRAST_DRAW_MAXSPANLENGTH);
+                                       if (span->startx >= span->endx)
+                                               continue;
+                                       wslope = triangle->w[0];
+                                       w = triangle->w[2] + span->x*wslope + span->y*triangle->w[1];
+                                       span->depthslope = (int)(wslope*DPSOFTRAST_DEPTHSCALE);
+                                       span->depthbase = (int)(w*DPSOFTRAST_DEPTHSCALE - DPSOFTRAST_DEPTHOFFSET*(thread->polygonoffset[1] + fabs(wslope)*thread->polygonoffset[0]));
+                                       if (++thread->numspans >= DPSOFTRAST_DRAW_MAXSPANS)
+                                               DPSOFTRAST_Draw_ProcessSpans(thread);
+                               }
+                       }
+               }
 
-               numqueued++;
-               if (numqueued >= DPSOFTRAST_DRAW_FLUSHPROCESSTRIANGLES)
+               if (++thread->numtriangles >= DPSOFTRAST_DRAW_MAXTRIANGLES)
                {
-                       MEMORY_BARRIER;
-                       dpsoftrast.drawtriangle = dpsoftrast.trianglepool.freetriangle;
-
-#ifdef USETHREADS
-                       SDL_LockMutex(dpsoftrast.trianglemutex);
-                       SDL_CondBroadcast(dpsoftrast.trianglecond);
-                       SDL_UnlockMutex(dpsoftrast.trianglemutex);
-#else
-                       DPSOFTRAST_Draw_FlushThreads();
-#endif
-                       numqueued = 0;
+                       DPSOFTRAST_Draw_ProcessSpans(thread);
+                       thread->numtriangles = 0;
                }
        }
-       if (numqueued > 0)
+
+       if (!ATOMIC_DECREMENT(command->refcount))
        {
-               MEMORY_BARRIER;
-               dpsoftrast.drawtriangle = dpsoftrast.trianglepool.freetriangle;
+               if (command->commandsize <= DPSOFTRAST_ALIGNCOMMAND(sizeof(DPSOFTRAST_Command_Draw)))
+                       MM_FREE(command->arrays);
+       }
 
-#ifdef USETHREADS
-               SDL_LockMutex(dpsoftrast.trianglemutex);
-               SDL_CondBroadcast(dpsoftrast.trianglecond);
-               SDL_UnlockMutex(dpsoftrast.trianglemutex);
-#else
-               DPSOFTRAST_Draw_FlushThreads();
-#endif
+       if (thread->numspans > 0 || thread->numtriangles > 0)
+       {
+               DPSOFTRAST_Draw_ProcessSpans(thread);
+               thread->numtriangles = 0;
        }
 #endif
 }
 
-void DPSOFTRAST_DrawTriangles(int firstvertex, int numvertices, int numtriangles, const int *element3i, const unsigned short *element3s)
+static DPSOFTRAST_Command_Draw *DPSOFTRAST_Draw_AllocateDrawCommand(int firstvertex, int numvertices, int numtriangles, const int *element3i, const unsigned short *element3s)
 {
        int i;
-       int lastarray = DPSOFTRAST_ARRAY_POSITION;
-       unsigned char arraymask[DPSOFTRAST_ARRAY_TOTAL];
-       memset(arraymask, false, sizeof(arraymask));
-       arraymask[DPSOFTRAST_ARRAY_POSITION] = true;
+       int j;
+       int commandsize = DPSOFTRAST_ALIGNCOMMAND(sizeof(DPSOFTRAST_Command_Draw));
+       int datasize = 2*numvertices*sizeof(float[4]);
+       DPSOFTRAST_Command_Draw *command;
+       unsigned char *data;
        for (i = 0; i < DPSOFTRAST_ARRAY_TOTAL; i++)
        {
-               int arrayindex = DPSOFTRAST_ShaderModeTable[dpsoftrast.shader_mode].arrays[i];
-               if (arrayindex >= DPSOFTRAST_ARRAY_TOTAL)
+               j = DPSOFTRAST_ShaderModeTable[dpsoftrast.shader_mode].arrays[i];
+               if (j >= DPSOFTRAST_ARRAY_TOTAL)
                        break;
-               switch (arrayindex)
+               datasize += numvertices*sizeof(float[4]);
+       }
+       if (element3s)
+               datasize += numtriangles*sizeof(unsigned short[3]);
+       else if (element3i)
+               datasize += numtriangles*sizeof(int[3]);
+       datasize = DPSOFTRAST_ALIGNCOMMAND(datasize);
+       if (commandsize + datasize > DPSOFTRAST_DRAW_MAXCOMMANDSIZE)
+       {
+               command = (DPSOFTRAST_Command_Draw *) DPSOFTRAST_AllocateCommand(DPSOFTRAST_OPCODE_Draw, commandsize);
+               data = (unsigned char *)MM_CALLOC(datasize, 1);
+       }
+       else
+       {
+               command = (DPSOFTRAST_Command_Draw *) DPSOFTRAST_AllocateCommand(DPSOFTRAST_OPCODE_Draw, commandsize + datasize);
+               data = (unsigned char *)command + commandsize;
+       }
+       command->firstvertex = firstvertex;
+       command->numvertices = numvertices;
+       command->numtriangles = numtriangles;
+       command->arrays = (float *)data;
+       memset(dpsoftrast.post_array4f, 0, sizeof(dpsoftrast.post_array4f));
+       dpsoftrast.firstvertex = firstvertex;
+       dpsoftrast.numvertices = numvertices;
+       dpsoftrast.screencoord4f = (float *)data;
+       data += numvertices*sizeof(float[4]);
+       dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION] = (float *)data;
+       data += numvertices*sizeof(float[4]);
+       for (i = 0; i < DPSOFTRAST_ARRAY_TOTAL; i++)
+       {
+               j = DPSOFTRAST_ShaderModeTable[dpsoftrast.shader_mode].arrays[i];
+               if (j >= DPSOFTRAST_ARRAY_TOTAL)
+                       break;
+               dpsoftrast.post_array4f[j] = (float *)data;
+               data += numvertices*sizeof(float[4]);
+       }
+       command->element3i = NULL;
+       command->element3s = NULL;
+       if (element3s)
+       {
+               command->element3s = (unsigned short *)data;
+               memcpy(command->element3s, element3s, numtriangles*sizeof(unsigned short[3]));
+       }
+       else if (element3i)
+       {
+               command->element3i = (int *)data;
+               memcpy(command->element3i, element3i, numtriangles*sizeof(int[3]));
+       }
+       return command;
+}
+
+void DPSOFTRAST_DrawTriangles(int firstvertex, int numvertices, int numtriangles, const int *element3i, const unsigned short *element3s)
+{
+       DPSOFTRAST_Command_Draw *command = DPSOFTRAST_Draw_AllocateDrawCommand(firstvertex, numvertices, numtriangles, element3i, element3s);
+       DPSOFTRAST_ShaderModeTable[dpsoftrast.shader_mode].Vertex();
+       command->starty = bound(0, dpsoftrast.drawstarty, dpsoftrast.fb_height);
+       command->endy = bound(0, dpsoftrast.drawendy, dpsoftrast.fb_height);
+       if (command->starty >= command->endy)
+       {
+               if (command->commandsize <= DPSOFTRAST_ALIGNCOMMAND(sizeof(DPSOFTRAST_Command_Draw)))
+                       MM_FREE(command->arrays);
+               DPSOFTRAST_UndoCommand(command->commandsize);
+               return;
+       }
+       command->clipped = dpsoftrast.drawclipped;
+       command->refcount = dpsoftrast.numthreads;
+
+       if (dpsoftrast.usethreads)
+       {
+               int i;
+               DPSOFTRAST_Draw_SyncCommands();
+               for (i = 0; i < dpsoftrast.numthreads; i++)
                {
-                       case DPSOFTRAST_ARRAY_POSITION:
-                       case DPSOFTRAST_ARRAY_COLOR: 
-                               break;
-                       default:
-                               if (dpsoftrast.pointer_texcoordf[arrayindex-DPSOFTRAST_ARRAY_TEXCOORD0] == NULL)
-                                       continue;
-                               break;
+                       DPSOFTRAST_State_Thread *thread = &dpsoftrast.threads[i];
+                       if (((command->starty < thread->maxy1 && command->endy > thread->miny1) || (command->starty < thread->maxy2 && command->endy > thread->miny2)) && thread->starving)
+                               Thread_CondSignal(thread->drawcond);
                }
-               arraymask[arrayindex] = true;
-               if (arrayindex > lastarray)
-                       lastarray = arrayindex;
        }
-       DPSOFTRAST_Draw_LoadVertices(firstvertex, numvertices, arraymask[DPSOFTRAST_ARRAY_COLOR]);
-       DPSOFTRAST_ShaderModeTable[dpsoftrast.shader_mode].Vertex();
-//     DPSOFTRAST_Draw_ProjectVertices(dpsoftrast.screencoord4f, dpsoftrast.post_array4f[DPSOFTRAST_ARRAY_POSITION], numvertices);
-       DPSOFTRAST_Draw_ProcessTriangles(firstvertex, numtriangles, element3i, element3s, arraymask, lastarray+1);
+       else
+       {
+               DPSOFTRAST_Draw_FlushThreads();
+       }
 }
 
-void DPSOFTRAST_Flush(void)
+DEFCOMMAND(23, SetRenderTargets, int width; int height;)
+static void DPSOFTRAST_Interpret_SetRenderTargets(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_Command_SetRenderTargets *command)
+{
+       thread->validate |= DPSOFTRAST_VALIDATE_FB;
+}
+void DPSOFTRAST_SetRenderTargets(int width, int height, unsigned int *depthpixels, unsigned int *colorpixels0, unsigned int *colorpixels1, unsigned int *colorpixels2, unsigned int *colorpixels3)
+{
+       DPSOFTRAST_Command_SetRenderTargets *command;
+       if (width != dpsoftrast.fb_width || height != dpsoftrast.fb_height || depthpixels != dpsoftrast.fb_depthpixels ||
+               colorpixels0 != dpsoftrast.fb_colorpixels[0] || colorpixels1 != dpsoftrast.fb_colorpixels[1] ||
+               colorpixels2 != dpsoftrast.fb_colorpixels[2] || colorpixels3 != dpsoftrast.fb_colorpixels[3])
+               DPSOFTRAST_Flush();
+       dpsoftrast.fb_width = width;
+       dpsoftrast.fb_height = height;
+       dpsoftrast.fb_depthpixels = depthpixels;
+       dpsoftrast.fb_colorpixels[0] = colorpixels0;
+       dpsoftrast.fb_colorpixels[1] = colorpixels1;
+       dpsoftrast.fb_colorpixels[2] = colorpixels2;
+       dpsoftrast.fb_colorpixels[3] = colorpixels3;
+       DPSOFTRAST_RecalcViewport(dpsoftrast.viewport, dpsoftrast.fb_viewportcenter, dpsoftrast.fb_viewportscale);
+       command = DPSOFTRAST_ALLOCATECOMMAND(SetRenderTargets);
+       command->width = width;
+       command->height = height;
+}
+static void DPSOFTRAST_Draw_InterpretCommands(DPSOFTRAST_State_Thread *thread, int endoffset)
+{
+       int commandoffset = thread->commandoffset;
+       while (commandoffset != endoffset)
+       {
+               DPSOFTRAST_Command *command = (DPSOFTRAST_Command *)&dpsoftrast.commandpool.commands[commandoffset];
+               switch (command->opcode)
+               {
+#define INTERPCOMMAND(name) \
+               case DPSOFTRAST_OPCODE_##name : \
+                       DPSOFTRAST_Interpret_##name (thread, (DPSOFTRAST_Command_##name *)command); \
+                       commandoffset += DPSOFTRAST_ALIGNCOMMAND(sizeof( DPSOFTRAST_Command_##name )); \
+                       if (commandoffset >= DPSOFTRAST_DRAW_MAXCOMMANDPOOL) \
+                               commandoffset = 0; \
+                       break;
+               INTERPCOMMAND(Viewport)
+               INTERPCOMMAND(ClearColor)
+               INTERPCOMMAND(ClearDepth)
+               INTERPCOMMAND(ColorMask)
+               INTERPCOMMAND(DepthTest)
+               INTERPCOMMAND(ScissorTest)
+               INTERPCOMMAND(Scissor)
+               INTERPCOMMAND(BlendFunc)
+               INTERPCOMMAND(BlendSubtract)
+               INTERPCOMMAND(DepthMask)
+               INTERPCOMMAND(DepthFunc)
+               INTERPCOMMAND(DepthRange)
+               INTERPCOMMAND(PolygonOffset)
+               INTERPCOMMAND(CullFace)
+               INTERPCOMMAND(SetTexture)
+               INTERPCOMMAND(SetShader)
+               INTERPCOMMAND(Uniform4f)
+               INTERPCOMMAND(UniformMatrix4f)
+               INTERPCOMMAND(Uniform1i)
+               INTERPCOMMAND(SetRenderTargets)
+               INTERPCOMMAND(ClipPlane)
+
+               case DPSOFTRAST_OPCODE_Draw:
+                       DPSOFTRAST_Interpret_Draw(thread, (DPSOFTRAST_Command_Draw *)command);
+                       commandoffset += command->commandsize;
+                       if (commandoffset >= DPSOFTRAST_DRAW_MAXCOMMANDPOOL)
+                               commandoffset = 0;
+                       thread->commandoffset = commandoffset;
+                       break;
+
+               case DPSOFTRAST_OPCODE_Reset:
+                       commandoffset = 0;
+                       break;
+               }
+       }
+       thread->commandoffset = commandoffset;
+}
+
+static int DPSOFTRAST_Draw_Thread(void *data)
 {
+       DPSOFTRAST_State_Thread *thread = (DPSOFTRAST_State_Thread *)data;
+       while(thread->index >= 0)
+       {
+               if (thread->commandoffset != dpsoftrast.drawcommand)
+               {
+                       DPSOFTRAST_Draw_InterpretCommands(thread, dpsoftrast.drawcommand);      
+               }
+               else 
+               {
+                       Thread_LockMutex(thread->drawmutex);
+                       if (thread->commandoffset == dpsoftrast.drawcommand && thread->index >= 0)
+                       {
+                               if (thread->waiting) Thread_CondSignal(thread->waitcond);
+                               thread->starving = true;
+                               Thread_CondWait(thread->drawcond, thread->drawmutex);
+                               thread->starving = false;
+                       }
+                       Thread_UnlockMutex(thread->drawmutex);
+               }
+       }   
+       return 0;
+}
+
+static void DPSOFTRAST_Draw_FlushThreads(void)
+{
+       DPSOFTRAST_State_Thread *thread;
+       int i;
        DPSOFTRAST_Draw_SyncCommands();
+       if (dpsoftrast.usethreads) 
+       {
+               for (i = 0; i < dpsoftrast.numthreads; i++)
+               {
+                       thread = &dpsoftrast.threads[i];
+                       if (thread->commandoffset != dpsoftrast.drawcommand)
+                       {
+                               Thread_LockMutex(thread->drawmutex);
+                               if (thread->commandoffset != dpsoftrast.drawcommand && thread->starving)
+                                       Thread_CondSignal(thread->drawcond);
+                               Thread_UnlockMutex(thread->drawmutex);
+                       }
+               }
+               for (i = 0; i < dpsoftrast.numthreads; i++)
+               {
+                       thread = &dpsoftrast.threads[i];
+                       if (thread->commandoffset != dpsoftrast.drawcommand)
+                       {
+                               Thread_LockMutex(thread->drawmutex);
+                               if (thread->commandoffset != dpsoftrast.drawcommand)
+                               {
+                                       thread->waiting = true;
+                                       Thread_CondWait(thread->waitcond, thread->drawmutex);
+                                       thread->waiting = false;
+                               }
+                               Thread_UnlockMutex(thread->drawmutex);
+                       }
+               }
+       }
+       else
+       {
+               for (i = 0; i < dpsoftrast.numthreads; i++)
+               {
+                       thread = &dpsoftrast.threads[i];
+                       if (thread->commandoffset != dpsoftrast.drawcommand)
+                               DPSOFTRAST_Draw_InterpretCommands(thread, dpsoftrast.drawcommand);
+               }
+       }
+       dpsoftrast.commandpool.usedcommands = 0;
+}
+
+void DPSOFTRAST_Flush(void)
+{
        DPSOFTRAST_Draw_FlushThreads();
 }
 
-void DPSOFTRAST_Init(int width, int height, int numthreads, unsigned int *colorpixels, unsigned int *depthpixels)
+void DPSOFTRAST_Finish(void)
+{
+       DPSOFTRAST_Flush();
+}
+
+int DPSOFTRAST_Init(int width, int height, int numthreads, int interlace, unsigned int *colorpixels, unsigned int *depthpixels)
 {
        int i;
        union
@@ -4747,30 +5591,28 @@ void DPSOFTRAST_Init(int width, int height, int numthreads, unsigned int *colorp
        dpsoftrast.fb_colorpixels[1] = NULL;
        dpsoftrast.fb_colorpixels[1] = NULL;
        dpsoftrast.fb_colorpixels[1] = NULL;
-       dpsoftrast.texture_firstfree = 1;
-       dpsoftrast.texture_end = 1;
-       dpsoftrast.texture_max = 0;
        dpsoftrast.viewport[0] = 0;
        dpsoftrast.viewport[1] = 0;
        dpsoftrast.viewport[2] = dpsoftrast.fb_width;
        dpsoftrast.viewport[3] = dpsoftrast.fb_height;
+       DPSOFTRAST_RecalcViewport(dpsoftrast.viewport, dpsoftrast.fb_viewportcenter, dpsoftrast.fb_viewportscale);
+       dpsoftrast.texture_firstfree = 1;
+       dpsoftrast.texture_end = 1;
+       dpsoftrast.texture_max = 0;
        dpsoftrast.color[0] = 1;
        dpsoftrast.color[1] = 1;
        dpsoftrast.color[2] = 1;
        dpsoftrast.color[3] = 1;
-       dpsoftrast.cullface = GL_BACK;
-#ifdef USETHREADS
-       dpsoftrast.numthreads = bound(1, numthreads, 64);
-       dpsoftrast.trianglemutex = SDL_CreateMutex();
-       dpsoftrast.trianglecond = SDL_CreateCond();
-#else
-       dpsoftrast.numthreads = 1;
-#endif
+       dpsoftrast.usethreads = numthreads > 0 && Thread_HasThreads();
+       dpsoftrast.interlace = dpsoftrast.usethreads ? bound(0, interlace, 1) : 0;
+       dpsoftrast.numthreads = dpsoftrast.usethreads ? bound(1, numthreads, 64) : 1;
        dpsoftrast.threads = (DPSOFTRAST_State_Thread *)MM_CALLOC(dpsoftrast.numthreads, sizeof(DPSOFTRAST_State_Thread));
        for (i = 0; i < dpsoftrast.numthreads; i++)
        {
                DPSOFTRAST_State_Thread *thread = &dpsoftrast.threads[i];
                thread->index = i;
+               thread->cullface = GL_BACK;
+               thread->colormask[0] = 1; 
                thread->colormask[1] = 1;
                thread->colormask[2] = 1;
                thread->colormask[3] = 1;
@@ -4780,9 +5622,10 @@ void DPSOFTRAST_Init(int width, int height, int numthreads, unsigned int *colorp
                thread->depthtest = true;
                thread->depthfunc = GL_LEQUAL;
                thread->scissortest = false;
-               thread->alphatest = false;
-               thread->alphafunc = GL_GREATER;
-               thread->alphavalue = 0.5f;
+               thread->viewport[0] = 0;
+               thread->viewport[1] = 0;
+               thread->viewport[2] = dpsoftrast.fb_width;
+               thread->viewport[3] = dpsoftrast.fb_height;
                thread->scissor[0] = 0;
                thread->scissor[1] = 0;
                thread->scissor[2] = dpsoftrast.fb_width;
@@ -4791,48 +5634,50 @@ void DPSOFTRAST_Init(int width, int height, int numthreads, unsigned int *colorp
                thread->depthrange[1] = 1;
                thread->polygonoffset[0] = 0;
                thread->polygonoffset[1] = 0;
-
+               thread->clipplane[0] = 0;
+               thread->clipplane[1] = 0;
+               thread->clipplane[2] = 0;
+               thread->clipplane[3] = 1;
+       
                thread->numspans = 0;
-               thread->triangleoffset = 0;
+               thread->numtriangles = 0;
                thread->commandoffset = 0;
                thread->waiting = false;
-#ifdef USETHREADS
-               thread->waitcond = SDL_CreateCond();
-#endif
-
+               thread->starving = false;
+          
                thread->validate = -1;
                DPSOFTRAST_Validate(thread, -1);
-#ifdef USETHREADS
-               thread->thread = SDL_CreateThread(DPSOFTRAST_Draw_Thread, thread);
-#endif
+               if (dpsoftrast.usethreads)
+               {
+                       thread->waitcond = Thread_CreateCond();
+                       thread->drawcond = Thread_CreateCond();
+                       thread->drawmutex = Thread_CreateMutex();
+                       thread->thread = Thread_CreateThread(DPSOFTRAST_Draw_Thread, thread);
+               }
        }
+       return 0;
 }
 
 void DPSOFTRAST_Shutdown(void)
 {
        int i;
-#ifdef USETHREADS
-       if(dpsoftrast.numthreads > 0)
+       if (dpsoftrast.usethreads && dpsoftrast.numthreads > 0)
        {
                DPSOFTRAST_State_Thread *thread;
-               SDL_LockMutex(dpsoftrast.trianglemutex);
                for (i = 0; i < dpsoftrast.numthreads; i++)
                {
                        thread = &dpsoftrast.threads[i];
+                       Thread_LockMutex(thread->drawmutex);
                        thread->index = -1;
+                       Thread_CondSignal(thread->drawcond);
+                       Thread_UnlockMutex(thread->drawmutex);
+                       Thread_WaitThread(thread->thread, 0);
+                       Thread_DestroyCond(thread->waitcond);
+                       Thread_DestroyCond(thread->drawcond);
+                       Thread_DestroyMutex(thread->drawmutex);
                }
-               SDL_CondBroadcast(dpsoftrast.trianglecond);
-               SDL_UnlockMutex(dpsoftrast.trianglemutex);
-               for (i = 0; i < dpsoftrast.numthreads; i++)
-               {
-                       thread = &dpsoftrast.threads[i];
-                       SDL_WaitThread(thread->thread, NULL);
-                       SDL_DestroyCond(thread->waitcond);
-               }
-               SDL_DestroyMutex(dpsoftrast.trianglemutex);
-               SDL_DestroyCond(dpsoftrast.trianglecond);
        }
-#endif
        for (i = 0;i < dpsoftrast.texture_end;i++)
                if (dpsoftrast.texture[i].bytes)
                        MM_FREE(dpsoftrast.texture[i].bytes);