]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - dpsoftrast.c
fix an unused variable
[xonotic/darkplaces.git] / dpsoftrast.c
index ca3e025c1d140cb4df6dc32ff23035c81e6a97c5..f87859823e92538b45c0a1c4ee67c210d5f057d5 100644 (file)
@@ -1,31 +1,71 @@
-
 #include <stdio.h>
 #include <string.h>
+#define _USE_MATH_DEFINES
 #include <math.h>
 #include "quakedef.h"
+#include "thread.h"
 #include "dpsoftrast.h"
 
 #ifndef __cplusplus
 typedef qboolean bool;
 #endif
 
-#if defined(__GNUC__)
-#define ALIGN(var) var __attribute__((__aligned__(16)))
-#elif defined(_MSC_VER)
-#define ALIGN(var) __declspec(align(16)) var
-#else
+#define ALIGN_SIZE 16
+#define ATOMIC_SIZE 32
+
+#ifdef SSE2_PRESENT
+       #if defined(__GNUC__)
+               #define ALIGN(var) var __attribute__((__aligned__(16)))
+               #define ATOMIC(var) var __attribute__((__aligned__(32)))
+               #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(32)) 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) (InterlockedExchangeAdd(&(counter), (val)))
+       #endif
+#endif
+
+#ifndef ALIGN
 #define ALIGN(var) var
 #endif
+#ifndef ATOMIC
+#define ATOMIC(var) var
+#endif
+#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
 #include <emmintrin.h>
 
-#define MM_MALLOC(size) _mm_malloc(size, 16)
+#define MM_MALLOC(size) _mm_malloc(size, ATOMIC_SIZE)
 
 static void *MM_CALLOC(size_t nmemb, size_t size)
 {
-       void *ptr = _mm_malloc(nmemb*size, 16);
-       if(ptr != NULL) memset(ptr, 0, nmemb*size);
+       void *ptr = _mm_malloc(nmemb*size, ATOMIC_SIZE);
+       if (ptr != NULL) memset(ptr, 0, nmemb*size);
        return ptr;
 }
 
@@ -62,68 +102,84 @@ typedef struct DPSOFTRAST_Texture_s
        DPSOFTRAST_TEXTURE_FILTER filter;
        int mipmaps;
        int size;
+       ATOMIC_COUNTER binds;
        unsigned char *bytes;
        int mipmap[DPSOFTRAST_MAXMIPMAPS][5];
 }
 DPSOFTRAST_Texture;
 
-typedef struct DPSOFTRAST_State_User_s
+#define COMMAND_SIZE ALIGN_SIZE
+#define COMMAND_ALIGN(var) ALIGN(var)
+
+typedef COMMAND_ALIGN(struct DPSOFTRAST_Command_s
 {
-       int colormask[4];
-       int blendfunc[2];
-       int blendsubtract;
-       int depthmask;
-       int depthtest;
-       int depthfunc;
-       int scissortest;
-       int cullface;
-       int alphatest;
-       int alphafunc;
-       float alphavalue;
-       int scissor[4];
-       int viewport[4];
-       float depthrange[2];
-       float polygonoffset[2];
-       float color[4];
+       unsigned char opcode;
+       unsigned short commandsize;
 }
-DPSOFTRAST_State_User;
+DPSOFTRAST_Command);
+
+enum { DPSOFTRAST_OPCODE_Reset = 0 };
 
-#define DPSOFTRAST_MAXSUBSPAN 16
+#define DEFCOMMAND(opcodeval, name, fields) \
+       enum { DPSOFTRAST_OPCODE_##name = opcodeval }; \
+       typedef COMMAND_ALIGN(struct DPSOFTRAST_Command_##name##_s \
+       { \
+               unsigned char opcode; \
+               unsigned short commandsize; \
+               fields \
+       } DPSOFTRAST_Command_##name );
 
-typedef ALIGN(struct DPSOFTRAST_State_Draw_Span_s
+#define DPSOFTRAST_DRAW_MAXCOMMANDPOOL 2097152
+#define DPSOFTRAST_DRAW_MAXCOMMANDSIZE 16384
+
+typedef ATOMIC(struct DPSOFTRAST_State_Command_Pool_s
+{
+       int freecommand;
+       int usedcommands;
+       ATOMIC(unsigned char commands[DPSOFTRAST_DRAW_MAXCOMMANDPOOL]);
+}
+DPSOFTRAST_State_Command_Pool);
+
+typedef ATOMIC(struct DPSOFTRAST_State_Triangle_s
 {
-       int start; // pixel index
-       int length; // pixel count
-       int startx; // usable range (according to pixelmask)
-       int endx; // usable range (according to pixelmask)
        unsigned char mip[DPSOFTRAST_MAXTEXTUREUNITS]; // texcoord to screen space density values (for picking mipmap of textures)
-       unsigned char *pixelmask; // true for pixels that passed depth test, false for others
-       // [0][n][] is start interpolant values (projected)
-       // [1][n][] is end interpolant values (projected)
-       // [0][DPSOFTRAST_ARRAY_TOTAL][] is start screencoord4f
-       // [1][DPSOFTRAST_ARRAY_TOTAL][] is end screencoord4f
-       // NOTE: screencoord4f[3] is W (basically 1/Z), useful for depthbuffer
-       ALIGN(float data[2][DPSOFTRAST_ARRAY_TOTAL+1][4]);
+       float w[3];
+       ALIGN(float attribs[DPSOFTRAST_ARRAY_TOTAL][3][4]);
 }
-DPSOFTRAST_State_Draw_Span);
+DPSOFTRAST_State_Triangle);
 
-#define DPSOFTRAST_DRAW_MAXSPANQUEUE 1024
+#define DPSOFTRAST_CALCATTRIB(triangle, span, data, slope, arrayindex) { \
+       slope = _mm_load_ps((triangle)->attribs[arrayindex][0]); \
+       data = _mm_add_ps(_mm_load_ps((triangle)->attribs[arrayindex][2]), \
+                                       _mm_add_ps(_mm_mul_ps(_mm_set1_ps((span)->x), slope), \
+                                                               _mm_mul_ps(_mm_set1_ps((span)->y), _mm_load_ps((triangle)->attribs[arrayindex][1])))); \
+}
+#define DPSOFTRAST_CALCATTRIB4F(triangle, span, data, slope, arrayindex) { \
+       slope[0] = (triangle)->attribs[arrayindex][0][0]; \
+       slope[1] = (triangle)->attribs[arrayindex][0][1]; \
+       slope[2] = (triangle)->attribs[arrayindex][0][2]; \
+       slope[3] = (triangle)->attribs[arrayindex][0][3]; \
+       data[0] = (triangle)->attribs[arrayindex][2][0] + (span->x)*slope[0] + (span->y)*(triangle)->attribs[arrayindex][1][0]; \
+       data[1] = (triangle)->attribs[arrayindex][2][1] + (span->x)*slope[1] + (span->y)*(triangle)->attribs[arrayindex][1][1]; \
+       data[2] = (triangle)->attribs[arrayindex][2][2] + (span->x)*slope[2] + (span->y)*(triangle)->attribs[arrayindex][1][2]; \
+       data[3] = (triangle)->attribs[arrayindex][2][3] + (span->x)*slope[3] + (span->y)*(triangle)->attribs[arrayindex][1][3]; \
+}
+                                       
+#define DPSOFTRAST_DRAW_MAXSUBSPAN 16
 
-typedef struct DPSOFTRAST_State_Draw_s
+typedef ALIGN(struct DPSOFTRAST_State_Span_s
 {
-       int numvertices;
-       int maxvertices;
-       float *in_array4f[DPSOFTRAST_ARRAY_TOTAL];
-       float *post_array4f[DPSOFTRAST_ARRAY_TOTAL];
-       float *screencoord4f;
-
-       // spans are queued in this structure for dispatch to the pixel shader,
-       // partly to improve cache locality, partly for batching purposes, spans
-       // are flushed before DrawTriangles returns to caller
-       int numspans;
-       DPSOFTRAST_State_Draw_Span spanqueue[DPSOFTRAST_DRAW_MAXSPANQUEUE];
+       int triangle; // triangle this span was generated by
+       int x; // framebuffer x coord
+       int y; // framebuffer y coord
+       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
 }
-DPSOFTRAST_State_Draw;
+DPSOFTRAST_State_Span);
+
+#define DPSOFTRAST_DRAW_MAXSPANS 1024
+#define DPSOFTRAST_DRAW_MAXTRIANGLES 128
 
 #define DPSOFTRAST_VALIDATE_FB 1
 #define DPSOFTRAST_VALIDATE_DEPTHFUNC 2
@@ -141,21 +197,91 @@ typedef enum DPSOFTRAST_BLENDMODE_e
        DPSOFTRAST_BLENDMODE_MUL2,
        DPSOFTRAST_BLENDMODE_SUBALPHA,
        DPSOFTRAST_BLENDMODE_PSEUDOALPHA,
+       DPSOFTRAST_BLENDMODE_INVADD,
        DPSOFTRAST_BLENDMODE_TOTAL
 }
 DPSOFTRAST_BLENDMODE;
 
-typedef ALIGN(struct DPSOFTRAST_State_s
+typedef ATOMIC(struct DPSOFTRAST_State_Thread_s
 {
+       void *thread;
+       int index;
+       
+       int cullface;
+       int colormask[4];
+       int blendfunc[2];
+       int blendsubtract;
+       int depthmask;
+       int depthtest;
+       int depthfunc;
+       int scissortest;
+       int alphatest;
+       int alphafunc;
+       float alphavalue;
+       int viewport[4];
+       int scissor[4];
+       float depthrange[2];
+       float polygonoffset[2];
+
+       int shader_mode;
+       int shader_permutation;
+
+       DPSOFTRAST_Texture *texbound[DPSOFTRAST_MAXTEXTUREUNITS];
+       
+       ALIGN(float uniform4f[DPSOFTRAST_UNIFORM_TOTAL*4]);
+       int uniform1i[DPSOFTRAST_UNIFORM_TOTAL];
+
        // DPSOFTRAST_VALIDATE_ flags
        int validate;
 
+       // derived values (DPSOFTRAST_VALIDATE_FB)
        int fb_colormask;
+       int fb_scissor[4];
+       ALIGN(float fb_viewportcenter[4]);
+       ALIGN(float fb_viewportscale[4]);
+
+       // derived values (DPSOFTRAST_VALIDATE_DEPTHFUNC)
+       int fb_depthfunc;
+
+       // derived values (DPSOFTRAST_VALIDATE_BLENDFUNC)
+       int fb_blendmode;
+
+       // band boundaries
+       int miny1;
+       int maxy1;
+       int miny2;
+       int maxy2;
+
+       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];
+}
+DPSOFTRAST_State_Thread);
+
+typedef ATOMIC(struct DPSOFTRAST_State_s
+{
        int fb_width;
        int fb_height;
        unsigned int *fb_depthpixels;
        unsigned int *fb_colorpixels[4];
 
+       int viewport[4];
+       ALIGN(float fb_viewportcenter[4]);
+       ALIGN(float fb_viewportscale[4]);
+
+       float color[4];
+       ALIGN(float uniform4f[DPSOFTRAST_UNIFORM_TOTAL*4]);
+       int uniform1i[DPSOFTRAST_UNIFORM_TOTAL];
+
        const float *pointer_vertex3f;
        const float *pointer_color4f;
        const unsigned char *pointer_color4ub;
@@ -166,23 +292,16 @@ typedef ALIGN(struct DPSOFTRAST_State_s
        int components_texcoord[DPSOFTRAST_MAXTEXCOORDARRAYS];
        DPSOFTRAST_Texture *texbound[DPSOFTRAST_MAXTEXTUREUNITS];
 
+       int firstvertex;
+       int numvertices;
+       float *post_array4f[DPSOFTRAST_ARRAY_TOTAL];
+       float *screencoord4f;
+       int drawstarty;
+       int drawendy;
+       int drawclipped;
+       
        int shader_mode;
        int shader_permutation;
-       ALIGN(float uniform4f[DPSOFTRAST_UNIFORM_TOTAL*4]);
-       int uniform1i[DPSOFTRAST_UNIFORM_TOTAL];
-
-       // derived values (DPSOFTRAST_VALIDATE_FB)
-       int fb_clearscissor[4];
-       int fb_viewport[4];
-       int fb_viewportscissor[4];
-       ALIGN(float fb_viewportcenter[4]);
-       ALIGN(float fb_viewportscale[4]);
-
-       // derived values (DPSOFTRAST_VALIDATE_DEPTHFUNC)
-       int fb_depthfunc;
-
-       // derived values (DPSOFTRAST_VALIDATE_BLENDFUNC)
-       int fb_blendmode;
 
        int texture_max;
        int texture_end;
@@ -194,125 +313,117 @@ typedef ALIGN(struct DPSOFTRAST_State_s
        // error reporting
        const char *errorstring;
 
-       DPSOFTRAST_State_User user;
+       bool usethreads;
+       int interlace;
+       int numthreads;
+       DPSOFTRAST_State_Thread *threads;
 
-       DPSOFTRAST_State_Draw draw;
+       ATOMIC(volatile int drawcommand);
+
+       DPSOFTRAST_State_Command_Pool commandpool;
 }
 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(void)
+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_RecalcFB(DPSOFTRAST_State_Thread *thread)
 {
        // calculate framebuffer scissor, viewport, viewport clipped by scissor,
        // and viewport projection values
-       int x1, x2, x3, x4, x5, x6;
-       int y1, y2, y3, y4, y5, y6;
-       x1 = dpsoftrast.user.scissor[0];
-       x2 = dpsoftrast.user.scissor[0] + dpsoftrast.user.scissor[2];
-       x3 = dpsoftrast.user.viewport[0];
-       x4 = dpsoftrast.user.viewport[0] + dpsoftrast.user.viewport[2];
-       y1 = dpsoftrast.fb_height - dpsoftrast.user.scissor[1] - dpsoftrast.user.scissor[3];
-       y2 = dpsoftrast.fb_height - dpsoftrast.user.scissor[1];
-       y3 = dpsoftrast.fb_height - dpsoftrast.user.viewport[1] - dpsoftrast.user.viewport[3];
-       y4 = dpsoftrast.fb_height - dpsoftrast.user.viewport[1];
-       if (!dpsoftrast.user.scissortest) {x1 = 0;y1 = 0;x2 = dpsoftrast.fb_width;y2 = dpsoftrast.fb_height;}
+       int x1, x2;
+       int y1, y2;
+       x1 = thread->scissor[0];
+       x2 = thread->scissor[0] + thread->scissor[2];
+       y1 = dpsoftrast.fb_height - thread->scissor[1] - thread->scissor[3];
+       y2 = dpsoftrast.fb_height - thread->scissor[1];
+       if (!thread->scissortest) {x1 = 0;y1 = 0;x2 = dpsoftrast.fb_width;y2 = dpsoftrast.fb_height;}
        if (x1 < 0) x1 = 0;
        if (x2 > dpsoftrast.fb_width) x2 = dpsoftrast.fb_width;
-       if (x3 < 0) x1 = 0;
-       if (x4 > dpsoftrast.fb_width) x4 = dpsoftrast.fb_width;
        if (y1 < 0) y1 = 0;
        if (y2 > dpsoftrast.fb_height) y2 = dpsoftrast.fb_height;
-       if (y3 < 0) y1 = 0;
-       if (y4 > dpsoftrast.fb_height) y4 = dpsoftrast.fb_height;
-       x5 = x1;if (x5 < x3) x5 = x3;
-       x6 = x2;if (x6 > x4) x4 = x4;
-       y5 = y1;if (y5 < y3) y5 = y3;
-       y6 = y2;if (y6 > y4) y6 = y4;
-       dpsoftrast.fb_clearscissor[0] = x1;
-       dpsoftrast.fb_clearscissor[1] = y1;
-       dpsoftrast.fb_clearscissor[2] = x2 - x1;
-       dpsoftrast.fb_clearscissor[3] = y2 - y1;
-       dpsoftrast.fb_viewport[0] = x3;
-       dpsoftrast.fb_viewport[1] = y3;
-       dpsoftrast.fb_viewport[2] = x4 - x3;
-       dpsoftrast.fb_viewport[3] = y4 - y3;
-       dpsoftrast.fb_viewportscissor[0] = x5;
-       dpsoftrast.fb_viewportscissor[1] = y5;
-       dpsoftrast.fb_viewportscissor[2] = x6 - x5;
-       dpsoftrast.fb_viewportscissor[3] = y6 - y5;
-       dpsoftrast.fb_viewportcenter[1] = dpsoftrast.user.viewport[0] + 0.5f * dpsoftrast.user.viewport[2] - 0.5f;
-       dpsoftrast.fb_viewportcenter[2] = dpsoftrast.fb_height - dpsoftrast.user.viewport[1] - 0.5f * dpsoftrast.user.viewport[3] - 0.5f;
-       dpsoftrast.fb_viewportcenter[3] = 0.5f;
-       dpsoftrast.fb_viewportcenter[0] = 0.0f;
-       dpsoftrast.fb_viewportscale[1] = 0.5f * dpsoftrast.user.viewport[2];
-       dpsoftrast.fb_viewportscale[2] = -0.5f * dpsoftrast.user.viewport[3];
-       dpsoftrast.fb_viewportscale[3] = 0.5f;
-       dpsoftrast.fb_viewportscale[0] = 1.0f;
-}
-
-void DPSOFTRAST_RecalcDepthFunc(void)
-{
-       dpsoftrast.fb_depthfunc = dpsoftrast.user.depthtest ? dpsoftrast.user.depthfunc : GL_ALWAYS;
-}
-
-int blendmodetable[][4] = 
-{
-       {DPSOFTRAST_BLENDMODE_OPAQUE, GL_ONE, GL_ZERO, false},
-       {DPSOFTRAST_BLENDMODE_ALPHA, GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, false},
-       {DPSOFTRAST_BLENDMODE_ADDALPHA, GL_SRC_ALPHA, GL_ONE, false},
-       {DPSOFTRAST_BLENDMODE_ADD, GL_ONE, GL_ONE, false},
-       {DPSOFTRAST_BLENDMODE_INVMOD, GL_ZERO, GL_ONE_MINUS_SRC_COLOR, false},
-       {DPSOFTRAST_BLENDMODE_MUL, GL_ZERO, GL_SRC_COLOR, false},
-       {DPSOFTRAST_BLENDMODE_MUL, GL_DST_COLOR, GL_ZERO, false},
-       {DPSOFTRAST_BLENDMODE_MUL2, GL_DST_COLOR, GL_SRC_COLOR, false},
-       {DPSOFTRAST_BLENDMODE_PSEUDOALPHA, GL_ONE, GL_ONE_MINUS_SRC_ALPHA, false},
-       {DPSOFTRAST_BLENDMODE_SUBALPHA, GL_SRC_COLOR, GL_ONE, true}
-};
+       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);
+}
 
-void DPSOFTRAST_RecalcBlendFunc(void)
+static void DPSOFTRAST_RecalcDepthFunc(DPSOFTRAST_State_Thread *thread)
 {
-       int i;
-       dpsoftrast.fb_blendmode = DPSOFTRAST_BLENDMODE_OPAQUE;
-       for (i = 0;i < (int)(sizeof(blendmodetable) / sizeof(blendmodetable[0]));i++)
+       thread->fb_depthfunc = thread->depthtest ? thread->depthfunc : GL_ALWAYS;
+}
+
+static void DPSOFTRAST_RecalcBlendFunc(DPSOFTRAST_State_Thread *thread)
+{
+       if (thread->blendsubtract)
        {
-               if (dpsoftrast.user.blendfunc[0] == blendmodetable[i][1] && dpsoftrast.user.blendfunc[1] == blendmodetable[i][2] && dpsoftrast.user.blendsubtract == blendmodetable[i][3])
+               switch ((thread->blendfunc[0]<<16)|thread->blendfunc[1])
                {
-                       dpsoftrast.fb_blendmode = blendmodetable[i][0];
-                       break;
+               #define BLENDFUNC(sfactor, dfactor, blendmode) \
+                       case (sfactor<<16)|dfactor: thread->fb_blendmode = blendmode; break;
+               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])
+               {
+               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)
+               BLENDFUNC(GL_ONE, GL_ONE, DPSOFTRAST_BLENDMODE_ADD)
+               BLENDFUNC(GL_ZERO, GL_ONE_MINUS_SRC_COLOR, DPSOFTRAST_BLENDMODE_INVMOD)
+               BLENDFUNC(GL_ZERO, GL_SRC_COLOR, DPSOFTRAST_BLENDMODE_MUL)
+               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_ONE_MINUS_DST_COLOR, GL_ONE, DPSOFTRAST_BLENDMODE_INVADD)
+               default: thread->fb_blendmode = DPSOFTRAST_BLENDMODE_OPAQUE; break;
                }
        }
 }
 
-#define DPSOFTRAST_ValidateQuick(f) ((dpsoftrast.validate & (f)) ? (DPSOFTRAST_Validate(f), 0) : 0)
+#define DPSOFTRAST_ValidateQuick(thread, f) ((thread->validate & (f)) ? (DPSOFTRAST_Validate(thread, f), 0) : 0)
 
-void DPSOFTRAST_Validate(int mask)
+static void DPSOFTRAST_Validate(DPSOFTRAST_State_Thread *thread, int mask)
 {
-       mask &= dpsoftrast.validate;
+       mask &= thread->validate;
        if (!mask)
                return;
        if (mask & DPSOFTRAST_VALIDATE_FB)
        {
-               dpsoftrast.validate &= ~DPSOFTRAST_VALIDATE_FB;
-               DPSOFTRAST_RecalcFB();
+               thread->validate &= ~DPSOFTRAST_VALIDATE_FB;
+               DPSOFTRAST_RecalcFB(thread);
        }
        if (mask & DPSOFTRAST_VALIDATE_DEPTHFUNC)
        {
-               dpsoftrast.validate &= ~DPSOFTRAST_VALIDATE_DEPTHFUNC;
-               DPSOFTRAST_RecalcDepthFunc();
+               thread->validate &= ~DPSOFTRAST_VALIDATE_DEPTHFUNC;
+               DPSOFTRAST_RecalcDepthFunc(thread);
        }
        if (mask & DPSOFTRAST_VALIDATE_BLENDFUNC)
        {
-               dpsoftrast.validate &= ~DPSOFTRAST_VALIDATE_BLENDFUNC;
-               DPSOFTRAST_RecalcBlendFunc();
+               thread->validate &= ~DPSOFTRAST_VALIDATE_BLENDFUNC;
+               DPSOFTRAST_RecalcBlendFunc(thread);
        }
 }
 
@@ -323,6 +434,31 @@ DPSOFTRAST_Texture *DPSOFTRAST_Texture_GetByIndex(int 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;
@@ -400,14 +536,7 @@ int DPSOFTRAST_Texture_New(int flags, int width, int height, int depth)
                        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];
@@ -417,6 +546,7 @@ 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;
@@ -453,6 +583,8 @@ void DPSOFTRAST_Texture_Free(int index)
 {
        DPSOFTRAST_Texture *texture;
        texture = DPSOFTRAST_Texture_GetByIndex(index);if (!texture) return;
+       if (texture->binds)
+               DPSOFTRAST_Flush();
        if (texture->bytes)
                MM_FREE(texture->bytes);
        texture->bytes = NULL;
@@ -545,17 +677,26 @@ void DPSOFTRAST_Texture_CalculateMipmaps(int index)
 void DPSOFTRAST_Texture_UpdatePartial(int index, int mip, const unsigned char *pixels, int blockx, int blocky, int blockwidth, int blockheight)
 {
        DPSOFTRAST_Texture *texture;
+       unsigned char *dst;
        texture = DPSOFTRAST_Texture_GetByIndex(index);if (!texture) return;
-
-       // FIXME IMPLEMENT
-
-       dpsoftrast.errorstring = "DPSOFTRAST_Texture_UpdatePartial: Not implemented.";
+       if (texture->binds)
+               DPSOFTRAST_Flush();
+       dst = texture->bytes + (blocky * texture->mipmap[0][2] + blockx) * 4;
+       while (blockheight > 0)
+       {
+               memcpy(dst, pixels, blockwidth * 4);
+               pixels += blockwidth * 4;
+               dst += texture->mipmap[0][2] * 4;
+               blockheight--;
+       }
+       DPSOFTRAST_Texture_CalculateMipmaps(index);
 }
 void DPSOFTRAST_Texture_UpdateFull(int index, const unsigned char *pixels)
 {
        DPSOFTRAST_Texture *texture;
        texture = DPSOFTRAST_Texture_GetByIndex(index);if (!texture) return;
-
+       if (texture->binds)
+               DPSOFTRAST_Flush();
        memcpy(texture->bytes, pixels, texture->mipmap[0][1]);
        DPSOFTRAST_Texture_CalculateMipmaps(index);
 }
@@ -581,6 +722,8 @@ unsigned char *DPSOFTRAST_Texture_GetPixelPointer(int index, int mip)
 {
        DPSOFTRAST_Texture *texture;
        texture = DPSOFTRAST_Texture_GetByIndex(index);if (!texture) return 0;
+       if (texture->binds)
+               DPSOFTRAST_Flush();
        return texture->bytes + texture->mipmap[mip][0];
 }
 void DPSOFTRAST_Texture_Filter(int index, DPSOFTRAST_TEXTURE_FILTER filter)
@@ -592,11 +735,17 @@ void DPSOFTRAST_Texture_Filter(int index, DPSOFTRAST_TEXTURE_FILTER filter)
                dpsoftrast.errorstring = "DPSOFTRAST_Texture_Filter: requested filter mode requires mipmaps";
                return;
        }
+       if (texture->binds)
+               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])
+               DPSOFTRAST_Flush();
        dpsoftrast.fb_width = width;
        dpsoftrast.fb_height = height;
        dpsoftrast.fb_depthpixels = depthpixels;
@@ -605,35 +754,163 @@ void DPSOFTRAST_SetRenderTargets(int width, int height, unsigned int *depthpixel
        dpsoftrast.fb_colorpixels[2] = colorpixels2;
        dpsoftrast.fb_colorpixels[3] = colorpixels3;
 }
+
+static void DPSOFTRAST_Draw_FlushThreads(void);
+
+static void DPSOFTRAST_Draw_SyncCommands(void)
+{
+       if(dpsoftrast.usethreads) MEMORY_BARRIER;
+       dpsoftrast.drawcommand = dpsoftrast.commandpool.freecommand;
+}
+
+static void DPSOFTRAST_Draw_FreeCommandPool(int space)
+{
+       DPSOFTRAST_State_Thread *thread;
+       int i;
+       int freecommand = dpsoftrast.commandpool.freecommand;
+       int usedcommands = dpsoftrast.commandpool.usedcommands;
+       if (usedcommands <= DPSOFTRAST_DRAW_MAXCOMMANDPOOL-space)
+               return;
+       DPSOFTRAST_Draw_SyncCommands();
+       for(;;)
+       {
+               int waitindex = -1;
+               int commandoffset;
+               usedcommands = 0;
+               for (i = 0; i < dpsoftrast.numthreads; i++)
+               {
+                       thread = &dpsoftrast.threads[i]; 
+                       commandoffset = freecommand - thread->commandoffset;
+                       if (commandoffset < 0)
+                               commandoffset += DPSOFTRAST_DRAW_MAXCOMMANDPOOL;
+                       if (commandoffset > usedcommands)
+                       {
+                               waitindex = i;
+                               usedcommands = commandoffset;
+                       }
+               }
+               if (usedcommands <= DPSOFTRAST_DRAW_MAXCOMMANDPOOL-space || waitindex < 0)
+                       break;
+               thread = &dpsoftrast.threads[waitindex];
+               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);
+       }
+       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( DPSOFTRAST_OPCODE_##name , DPSOFTRAST_ALIGNCOMMAND(sizeof( DPSOFTRAST_Command_##name ))))
+
+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)
+               extra += DPSOFTRAST_DRAW_MAXCOMMANDPOOL - freecommand;
+       if (usedcommands > DPSOFTRAST_DRAW_MAXCOMMANDPOOL - (size + extra))
+       {
+               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)
+       {
+               command = (DPSOFTRAST_Command *) &dpsoftrast.commandpool.commands[freecommand];
+               command->opcode = DPSOFTRAST_OPCODE_Reset;
+               usedcommands += DPSOFTRAST_DRAW_MAXCOMMANDPOOL - freecommand;
+               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)
+{
+       thread->viewport[0] = command->x;
+       thread->viewport[1] = command->y;
+       thread->viewport[2] = command->width;
+       thread->viewport[3] = command->height;
+       thread->validate |= DPSOFTRAST_VALIDATE_FB;
+}
 void DPSOFTRAST_Viewport(int x, int y, int width, int height)
 {
-       dpsoftrast.user.viewport[0] = x;
-       dpsoftrast.user.viewport[1] = y;
-       dpsoftrast.user.viewport[2] = width;
-       dpsoftrast.user.viewport[3] = height;
-       dpsoftrast.validate |= DPSOFTRAST_VALIDATE_FB;
+       DPSOFTRAST_Command_Viewport *command = DPSOFTRAST_ALLOCATECOMMAND(Viewport);
+       command->x = x;
+       command->y = y;
+       command->width = width;
+       command->height = height;
+
+       dpsoftrast.viewport[0] = x;
+       dpsoftrast.viewport[1] = y;
+       dpsoftrast.viewport[2] = width;
+       dpsoftrast.viewport[3] = height;
+       DPSOFTRAST_RecalcViewport(dpsoftrast.viewport, dpsoftrast.fb_viewportcenter, dpsoftrast.fb_viewportscale);
 }
-void DPSOFTRAST_ClearColor(float r, float g, float b, float a)
+
+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;
+       int miny1 = thread->miny1;
+       int maxy1 = thread->maxy1;
+       int miny2 = thread->miny2;
+       int maxy2 = thread->maxy2;
+       int bandy;
        unsigned int *p;
        unsigned int c;
-       DPSOFTRAST_Validate(DPSOFTRAST_VALIDATE_FB);
-       x1 = dpsoftrast.fb_clearscissor[0];
-       y1 = dpsoftrast.fb_clearscissor[1];
-       x2 = dpsoftrast.fb_clearscissor[2];
-       y2 = dpsoftrast.fb_clearscissor[1] + dpsoftrast.fb_clearscissor[3];
+       DPSOFTRAST_Validate(thread, DPSOFTRAST_VALIDATE_FB);
+       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;
-       // FIXME: honor dpsoftrast.fb_colormask?
-       c = DPSOFTRAST_BGRA8_FROM_RGBA32F(r,g,b,a);
+       // FIXME: honor fb_colormask?
+       c = DPSOFTRAST_BGRA8_FROM_RGBA32F(command->r,command->g,command->b,command->a);
        for (i = 0;i < 4;i++)
        {
                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++)
@@ -641,108 +918,229 @@ void DPSOFTRAST_ClearColor(float r, float g, float b, float a)
                }
        }
 }
-void DPSOFTRAST_ClearDepth(float d)
+void DPSOFTRAST_ClearColor(float r, float g, float b, float a)
+{
+       DPSOFTRAST_Command_ClearColor *command = DPSOFTRAST_ALLOCATECOMMAND(ClearColor);
+       command->r = r;
+       command->g = g;
+       command->b = b;
+       command->a = 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;
+       int miny1 = thread->miny1;
+       int maxy1 = thread->maxy1;
+       int miny2 = thread->miny2;
+       int maxy2 = thread->maxy2;
+       int bandy;
        unsigned int *p;
        unsigned int c;
-       DPSOFTRAST_Validate(DPSOFTRAST_VALIDATE_FB);
-       x1 = dpsoftrast.fb_clearscissor[0];
-       y1 = dpsoftrast.fb_clearscissor[1];
-       x2 = dpsoftrast.fb_clearscissor[2];
-       y2 = dpsoftrast.fb_clearscissor[1] + dpsoftrast.fb_clearscissor[3];
+       DPSOFTRAST_Validate(thread, DPSOFTRAST_VALIDATE_FB);
+       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(d);
-       for (y = y1;y < y2;y++)
+       c = DPSOFTRAST_DEPTH32_FROM_DEPTH32F(command->depth);
+       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++)
                        p[x] = c;
        }
 }
+void DPSOFTRAST_ClearDepth(float d)
+{
+       DPSOFTRAST_Command_ClearDepth *command = DPSOFTRAST_ALLOCATECOMMAND(ClearDepth);
+       command->depth = d;
+}
+
+DEFCOMMAND(4, ColorMask, int r; int g; int b; int a;)
+static void DPSOFTRAST_Interpret_ColorMask(DPSOFTRAST_State_Thread *thread, DPSOFTRAST_Command_ColorMask *command)
+{
+       thread->colormask[0] = command->r != 0;
+       thread->colormask[1] = command->g != 0;
+       thread->colormask[2] = command->b != 0;
+       thread->colormask[3] = command->a != 0;
+       thread->fb_colormask = ((-thread->colormask[0]) & 0x00FF0000) | ((-thread->colormask[1]) & 0x0000FF00) | ((-thread->colormask[2]) & 0x000000FF) | ((-thread->colormask[3]) & 0xFF000000);
+}
 void DPSOFTRAST_ColorMask(int r, int g, int b, int a)
 {
-       dpsoftrast.user.colormask[0] = r != 0;
-       dpsoftrast.user.colormask[1] = g != 0;
-       dpsoftrast.user.colormask[2] = b != 0;
-       dpsoftrast.user.colormask[3] = a != 0;
-       dpsoftrast.fb_colormask = ((-dpsoftrast.user.colormask[0]) & 0x00FF0000) | ((-dpsoftrast.user.colormask[1]) & 0x0000FF00) | ((-dpsoftrast.user.colormask[2]) & 0x000000FF) | ((-dpsoftrast.user.colormask[3]) & 0xFF000000);
+       DPSOFTRAST_Command_ColorMask *command = DPSOFTRAST_ALLOCATECOMMAND(ColorMask);
+       command->r = r;
+       command->g = g;
+       command->b = b;
+       command->a = a;
+}
+
+DEFCOMMAND(5, DepthTest, int enable;)
+static void DPSOFTRAST_Interpret_DepthTest(DPSOFTRAST_State_Thread *thread, DPSOFTRAST_Command_DepthTest *command)
+{
+       thread->depthtest = command->enable;
+       thread->validate |= DPSOFTRAST_VALIDATE_DEPTHFUNC;
 }
 void DPSOFTRAST_DepthTest(int enable)
 {
-       dpsoftrast.user.depthtest = enable;
-       dpsoftrast.validate |= DPSOFTRAST_VALIDATE_DEPTHFUNC;
+       DPSOFTRAST_Command_DepthTest *command = DPSOFTRAST_ALLOCATECOMMAND(DepthTest);
+       command->enable = enable;
+}
+
+DEFCOMMAND(6, ScissorTest, int enable;)
+static void DPSOFTRAST_Interpret_ScissorTest(DPSOFTRAST_State_Thread *thread, DPSOFTRAST_Command_ScissorTest *command)
+{
+       thread->scissortest = command->enable;
+       thread->validate |= DPSOFTRAST_VALIDATE_FB;
 }
 void DPSOFTRAST_ScissorTest(int enable)
 {
-       dpsoftrast.user.scissortest = enable;
-       dpsoftrast.validate |= DPSOFTRAST_VALIDATE_FB;
+       DPSOFTRAST_Command_ScissorTest *command = DPSOFTRAST_ALLOCATECOMMAND(ScissorTest);
+       command->enable = enable;
+}
+
+DEFCOMMAND(7, Scissor, float x; float y; float width; float height;)
+static void DPSOFTRAST_Interpret_Scissor(DPSOFTRAST_State_Thread *thread, DPSOFTRAST_Command_Scissor *command)
+{
+       thread->scissor[0] = command->x;
+       thread->scissor[1] = command->y;
+       thread->scissor[2] = command->width;
+       thread->scissor[3] = command->height;
+       thread->validate |= DPSOFTRAST_VALIDATE_FB;
 }
 void DPSOFTRAST_Scissor(float x, float y, float width, float height)
 {
-       dpsoftrast.user.scissor[0] = x;
-       dpsoftrast.user.scissor[1] = y;
-       dpsoftrast.user.scissor[2] = width;
-       dpsoftrast.user.scissor[3] = height;
-       dpsoftrast.validate |= DPSOFTRAST_VALIDATE_FB;
+       DPSOFTRAST_Command_Scissor *command = DPSOFTRAST_ALLOCATECOMMAND(Scissor);
+       command->x = x;
+       command->y = y;
+       command->width = width;
+       command->height = height;
+}
+
+DEFCOMMAND(8, BlendFunc, int sfactor; int dfactor;)
+static void DPSOFTRAST_Interpret_BlendFunc(DPSOFTRAST_State_Thread *thread, DPSOFTRAST_Command_BlendFunc *command)
+{
+       thread->blendfunc[0] = command->sfactor;
+       thread->blendfunc[1] = command->dfactor;
+       thread->validate |= DPSOFTRAST_VALIDATE_BLENDFUNC;
+}
+void DPSOFTRAST_BlendFunc(int sfactor, int dfactor)
+{
+       DPSOFTRAST_Command_BlendFunc *command = DPSOFTRAST_ALLOCATECOMMAND(BlendFunc);
+       command->sfactor = sfactor;
+       command->dfactor = dfactor;
 }
 
-void DPSOFTRAST_BlendFunc(int smodulate, int dmodulate)
+DEFCOMMAND(9, BlendSubtract, int enable;)
+static void DPSOFTRAST_Interpret_BlendSubtract(DPSOFTRAST_State_Thread *thread, DPSOFTRAST_Command_BlendSubtract *command)
 {
-       // FIXME: validate
-       dpsoftrast.user.blendfunc[0] = smodulate;
-       dpsoftrast.user.blendfunc[1] = dmodulate;
-       dpsoftrast.validate |= DPSOFTRAST_VALIDATE_BLENDFUNC;
+       thread->blendsubtract = command->enable;
+       thread->validate |= DPSOFTRAST_VALIDATE_BLENDFUNC;
 }
 void DPSOFTRAST_BlendSubtract(int enable)
 {
-       dpsoftrast.user.blendsubtract = enable != 0;
-       dpsoftrast.validate |= DPSOFTRAST_VALIDATE_BLENDFUNC;
+       DPSOFTRAST_Command_BlendSubtract *command = DPSOFTRAST_ALLOCATECOMMAND(BlendSubtract);
+       command->enable = enable;
+}
+
+DEFCOMMAND(10, DepthMask, int enable;)
+static void DPSOFTRAST_Interpret_DepthMask(DPSOFTRAST_State_Thread *thread, DPSOFTRAST_Command_DepthMask *command)
+{
+       thread->depthmask = command->enable;
 }
 void DPSOFTRAST_DepthMask(int enable)
 {
-       dpsoftrast.user.depthmask = enable;
+       DPSOFTRAST_Command_DepthMask *command = DPSOFTRAST_ALLOCATECOMMAND(DepthMask);
+       command->enable = enable;
+}
+
+DEFCOMMAND(11, DepthFunc, int func;)
+static void DPSOFTRAST_Interpret_DepthFunc(DPSOFTRAST_State_Thread *thread, DPSOFTRAST_Command_DepthFunc *command)
+{
+       thread->depthfunc = command->func;
+}
+void DPSOFTRAST_DepthFunc(int func)
+{
+       DPSOFTRAST_Command_DepthFunc *command = DPSOFTRAST_ALLOCATECOMMAND(DepthFunc);
+       command->func = func;
 }
-void DPSOFTRAST_DepthFunc(int comparemode)
+
+DEFCOMMAND(12, DepthRange, float nearval; float farval;)
+static void DPSOFTRAST_Interpret_DepthRange(DPSOFTRAST_State_Thread *thread, DPSOFTRAST_Command_DepthRange *command)
 {
-       // FIXME: validate
-       dpsoftrast.user.depthfunc = comparemode;
+       thread->depthrange[0] = command->nearval;
+       thread->depthrange[1] = command->farval;
 }
-void DPSOFTRAST_DepthRange(float range0, float range1)
+void DPSOFTRAST_DepthRange(float nearval, float farval)
 {
-       dpsoftrast.user.depthrange[0] = range0;
-       dpsoftrast.user.depthrange[1] = range1;
+       DPSOFTRAST_Command_DepthRange *command = DPSOFTRAST_ALLOCATECOMMAND(DepthRange);
+       command->nearval = nearval;
+       command->farval = farval;
+}
+
+DEFCOMMAND(13, PolygonOffset, float alongnormal; float intoview;)
+static void DPSOFTRAST_Interpret_PolygonOffset(DPSOFTRAST_State_Thread *thread, DPSOFTRAST_Command_PolygonOffset *command)
+{
+       thread->polygonoffset[0] = command->alongnormal;
+       thread->polygonoffset[1] = command->intoview;
 }
 void DPSOFTRAST_PolygonOffset(float alongnormal, float intoview)
 {
-       dpsoftrast.user.polygonoffset[0] = alongnormal;
-       dpsoftrast.user.polygonoffset[1] = intoview;
+       DPSOFTRAST_Command_PolygonOffset *command = DPSOFTRAST_ALLOCATECOMMAND(PolygonOffset);
+       command->alongnormal = alongnormal;
+       command->intoview = intoview;
+}
+
+DEFCOMMAND(14, CullFace, int mode;)
+static void DPSOFTRAST_Interpret_CullFace(DPSOFTRAST_State_Thread *thread, DPSOFTRAST_Command_CullFace *command)
+{
+       thread->cullface = command->mode;
 }
 void DPSOFTRAST_CullFace(int mode)
 {
-       // FIXME: validate
-       dpsoftrast.user.cullface = mode;
+       DPSOFTRAST_Command_CullFace *command = DPSOFTRAST_ALLOCATECOMMAND(CullFace);
+       command->mode = 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->enable = enable;
 }
-void DPSOFTRAST_AlphaTest(float enable)
+
+DEFCOMMAND(16, AlphaFunc, int func; float ref;)
+static void DPSOFTRAST_Interpret_AlphaFunc(DPSOFTRAST_State_Thread *thread, DPSOFTRAST_Command_AlphaFunc *command)
 {
-       dpsoftrast.user.alphatest = enable;
+       thread->alphafunc = command->func;
+       thread->alphavalue = command->ref;
 }
-void DPSOFTRAST_AlphaFunc(int alphafunc, float alphavalue)
+void DPSOFTRAST_AlphaFunc(int func, float ref)
 {
-       // FIXME: validate
-       dpsoftrast.user.alphafunc = alphafunc;
-       dpsoftrast.user.alphavalue = alphavalue;
+       DPSOFTRAST_Command_AlphaFunc *command = DPSOFTRAST_ALLOCATECOMMAND(AlphaFunc);
+       command->func = func;
+       command->ref = ref;
 }
+
 void DPSOFTRAST_Color4f(float r, float g, float b, float a)
 {
-       dpsoftrast.user.color[0] = r;
-       dpsoftrast.user.color[1] = g;
-       dpsoftrast.user.color[2] = b;
-       dpsoftrast.user.color[3] = a;
+       dpsoftrast.color[0] = r;
+       dpsoftrast.color[1] = g;
+       dpsoftrast.color[2] = b;
+       dpsoftrast.color[3] = a;
 }
+
 void DPSOFTRAST_GetPixelsBGRA(int blockx, int blocky, int blockwidth, int blockheight, unsigned char *outpixels)
 {
        int outstride = blockwidth * 4;
@@ -752,18 +1150,17 @@ 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;
        unsigned char *b;
        unsigned char *o;
+       DPSOFTRAST_Flush();
        if (bx1 < 0) bx1 = 0;
        if (by1 < 0) by1 = 0;
        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)
        {
@@ -817,6 +1214,7 @@ void DPSOFTRAST_CopyRectangleToTexture(int index, int mip, int tx, int ty, int s
        DPSOFTRAST_Texture *texture;
        texture = DPSOFTRAST_Texture_GetByIndex(index);if (!texture) return;
        if (mip < 0 || mip >= texture->mipmaps) return;
+       DPSOFTRAST_Flush();
        spixels = dpsoftrast.fb_colorpixels[0];
        swidth = dpsoftrast.fb_width;
        sheight = dpsoftrast.fb_height;
@@ -844,8 +1242,17 @@ void DPSOFTRAST_CopyRectangleToTexture(int index, int mip, int tx, int ty, int s
        if (texture->mipmaps > 1)
                DPSOFTRAST_Texture_CalculateMipmaps(index);
 }
+
+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)
 {
+       DPSOFTRAST_Command_SetTexture *command;
        DPSOFTRAST_Texture *texture;
        if (unitnum < 0 || unitnum >= DPSOFTRAST_MAXTEXTUREUNITS)
        {
@@ -858,7 +1265,13 @@ void DPSOFTRAST_SetTexture(int unitnum, int index)
                dpsoftrast.errorstring = "DPSOFTRAST_SetTexture: invalid texture handle";
                return;
        }
+
+       command = DPSOFTRAST_ALLOCATECOMMAND(SetTexture);
+       command->unitnum = unitnum;
+       command->texture = texture;
+
        dpsoftrast.texbound[unitnum] = texture;
+       ATOMIC_ADD(texture->binds, dpsoftrast.numthreads);
 }
 
 void DPSOFTRAST_SetVertexPointer(const float *vertex3f, size_t stride)
@@ -885,313 +1298,663 @@ void DPSOFTRAST_SetTexCoordPointer(int unitnum, int numcomponents, size_t stride
        dpsoftrast.stride_texcoord[unitnum] = stride;
 }
 
-void DPSOFTRAST_SetShader(unsigned int mode, unsigned int permutation)
+DEFCOMMAND(18, SetShader, int mode; int permutation;)
+static void DPSOFTRAST_Interpret_SetShader(DPSOFTRAST_State_Thread *thread, DPSOFTRAST_Command_SetShader *command)
 {
+       thread->shader_mode = command->mode;
+       thread->shader_permutation = command->permutation;
+}
+void DPSOFTRAST_SetShader(int mode, int permutation)
+{
+       DPSOFTRAST_Command_SetShader *command = DPSOFTRAST_ALLOCATECOMMAND(SetShader);
+       command->mode = mode;
+       command->permutation = permutation;
+
        dpsoftrast.shader_mode = mode;
        dpsoftrast.shader_permutation = permutation;
 }
-void DPSOFTRAST_Uniform4fARB(DPSOFTRAST_UNIFORM index, float v0, float v1, float v2, float v3)
+
+DEFCOMMAND(19, Uniform4f, DPSOFTRAST_UNIFORM index; float val[4];)
+static void DPSOFTRAST_Interpret_Uniform4f(DPSOFTRAST_State_Thread *thread, DPSOFTRAST_Command_Uniform4f *command)
 {
+       memcpy(&thread->uniform4f[command->index*4], command->val, sizeof(command->val));
+}
+void DPSOFTRAST_Uniform4f(DPSOFTRAST_UNIFORM index, float v0, float v1, float v2, float v3)
+{
+       DPSOFTRAST_Command_Uniform4f *command = DPSOFTRAST_ALLOCATECOMMAND(Uniform4f);
+       command->index = index;
+       command->val[0] = v0;
+       command->val[1] = v1;
+       command->val[2] = v2;
+       command->val[3] = v3;
+
        dpsoftrast.uniform4f[index*4+0] = v0;
        dpsoftrast.uniform4f[index*4+1] = v1;
        dpsoftrast.uniform4f[index*4+2] = v2;
        dpsoftrast.uniform4f[index*4+3] = v3;
 }
-void DPSOFTRAST_Uniform4fvARB(DPSOFTRAST_UNIFORM index, const float *v)
+void DPSOFTRAST_Uniform4fv(DPSOFTRAST_UNIFORM index, const float *v)
+{
+       DPSOFTRAST_Command_Uniform4f *command = DPSOFTRAST_ALLOCATECOMMAND(Uniform4f);
+       command->index = index;
+       memcpy(command->val, v, sizeof(command->val));
+
+       memcpy(&dpsoftrast.uniform4f[index*4], v, sizeof(float[4]));
+}
+
+DEFCOMMAND(20, UniformMatrix4f, DPSOFTRAST_UNIFORM index; ALIGN(float val[16]);)
+static void DPSOFTRAST_Interpret_UniformMatrix4f(DPSOFTRAST_State_Thread *thread, DPSOFTRAST_Command_UniformMatrix4f *command)
 {
-       dpsoftrast.uniform4f[index*4+0] = v[0];
-       dpsoftrast.uniform4f[index*4+1] = v[1];
-       dpsoftrast.uniform4f[index*4+2] = v[2];
-       dpsoftrast.uniform4f[index*4+3] = v[3];
+       memcpy(&thread->uniform4f[command->index*4], command->val, sizeof(command->val));
 }
-void DPSOFTRAST_UniformMatrix4fvARB(DPSOFTRAST_UNIFORM index, int arraysize, int transpose, const float *v)
+void DPSOFTRAST_UniformMatrix4fv(DPSOFTRAST_UNIFORM uniform, int arraysize, int transpose, const float *v)
 {
-       int i;
-       for (i = 0;i < arraysize;i++, index += 4, v += 16)
+#ifdef SSE2_PRESENT
+       int i, index;
+       for (i = 0, index = (int)uniform;i < arraysize;i++, index += 4, v += 16)
        {
-               if (transpose)
+               __m128 m0, m1, m2, m3;
+               DPSOFTRAST_Command_UniformMatrix4f *command = DPSOFTRAST_ALLOCATECOMMAND(UniformMatrix4f);
+               command->index = (DPSOFTRAST_UNIFORM)index;
+               if (((size_t)v)&(ALIGN_SIZE-1))
                {
-                       dpsoftrast.uniform4f[index*4+0] = v[0];
-                       dpsoftrast.uniform4f[index*4+1] = v[4];
-                       dpsoftrast.uniform4f[index*4+2] = v[8];
-                       dpsoftrast.uniform4f[index*4+3] = v[12];
-                       dpsoftrast.uniform4f[index*4+4] = v[1];
-                       dpsoftrast.uniform4f[index*4+5] = v[5];
-                       dpsoftrast.uniform4f[index*4+6] = v[9];
-                       dpsoftrast.uniform4f[index*4+7] = v[13];
-                       dpsoftrast.uniform4f[index*4+8] = v[2];
-                       dpsoftrast.uniform4f[index*4+9] = v[6];
-                       dpsoftrast.uniform4f[index*4+10] = v[10];
-                       dpsoftrast.uniform4f[index*4+11] = v[14];
-                       dpsoftrast.uniform4f[index*4+12] = v[3];
-                       dpsoftrast.uniform4f[index*4+13] = v[7];
-                       dpsoftrast.uniform4f[index*4+14] = v[11];
-                       dpsoftrast.uniform4f[index*4+15] = v[15];
+                       m0 = _mm_loadu_ps(v);
+                       m1 = _mm_loadu_ps(v+4);
+                       m2 = _mm_loadu_ps(v+8);
+                       m3 = _mm_loadu_ps(v+12);
                }
                else
                {
-                       dpsoftrast.uniform4f[index*4+0] = v[0];
-                       dpsoftrast.uniform4f[index*4+1] = v[1];
-                       dpsoftrast.uniform4f[index*4+2] = v[2];
-                       dpsoftrast.uniform4f[index*4+3] = v[3];
-                       dpsoftrast.uniform4f[index*4+4] = v[4];
-                       dpsoftrast.uniform4f[index*4+5] = v[5];
-                       dpsoftrast.uniform4f[index*4+6] = v[6];
-                       dpsoftrast.uniform4f[index*4+7] = v[7];
-                       dpsoftrast.uniform4f[index*4+8] = v[8];
-                       dpsoftrast.uniform4f[index*4+9] = v[9];
-                       dpsoftrast.uniform4f[index*4+10] = v[10];
-                       dpsoftrast.uniform4f[index*4+11] = v[11];
-                       dpsoftrast.uniform4f[index*4+12] = v[12];
-                       dpsoftrast.uniform4f[index*4+13] = v[13];
-                       dpsoftrast.uniform4f[index*4+14] = v[14];
-                       dpsoftrast.uniform4f[index*4+15] = v[15];
+                       m0 = _mm_load_ps(v);
+                       m1 = _mm_load_ps(v+4);
+                       m2 = _mm_load_ps(v+8);
+                       m3 = _mm_load_ps(v+12);
                }
+               if (transpose)
+               {
+                       __m128 t0, t1, t2, t3;
+                       t0 = _mm_unpacklo_ps(m0, m1);
+                       t1 = _mm_unpacklo_ps(m2, m3);
+                       t2 = _mm_unpackhi_ps(m0, m1);
+                       t3 = _mm_unpackhi_ps(m2, m3);
+                       m0 = _mm_movelh_ps(t0, t1);
+                       m1 = _mm_movehl_ps(t1, t0);
+                       m2 = _mm_movelh_ps(t2, t3);
+                       m3 = _mm_movehl_ps(t3, t2);                     
+               }
+               _mm_store_ps(command->val, m0);
+               _mm_store_ps(command->val+4, m1);
+               _mm_store_ps(command->val+8, m2);
+               _mm_store_ps(command->val+12, m3);
+               _mm_store_ps(&dpsoftrast.uniform4f[index*4+0], m0);
+               _mm_store_ps(&dpsoftrast.uniform4f[index*4+4], m1);
+               _mm_store_ps(&dpsoftrast.uniform4f[index*4+8], m2);
+               _mm_store_ps(&dpsoftrast.uniform4f[index*4+12], m3);
        }
+#endif
 }
-void DPSOFTRAST_Uniform1iARB(DPSOFTRAST_UNIFORM index, int i0)
+
+DEFCOMMAND(21, Uniform1i, DPSOFTRAST_UNIFORM index; int val;)
+static void DPSOFTRAST_Interpret_Uniform1i(DPSOFTRAST_State_Thread *thread, DPSOFTRAST_Command_Uniform1i *command)
 {
-       dpsoftrast.uniform1i[index] = i0;
+       thread->uniform1i[command->index] = command->val;
+}
+void DPSOFTRAST_Uniform1i(DPSOFTRAST_UNIFORM index, int i0)
+{
+       DPSOFTRAST_Command_Uniform1i *command = DPSOFTRAST_ALLOCATECOMMAND(Uniform1i);
+       command->index = index;
+       command->val = i0;
+
+       dpsoftrast.uniform1i[command->index] = i0;
 }
 
-void DPSOFTRAST_Draw_LoadVertices(int firstvertex, int numvertices, bool needcolors)
+#ifdef SSE2_PRESENT
+static void DPSOFTRAST_Load4fTo4f(float *dst, const unsigned char *src, int size, int stride)
 {
-       int i;
-       int j;
-       int stride;
-       const float *v;
-       float *p;
-       float *data;
-       const unsigned char *b;
-       dpsoftrast.draw.numvertices = numvertices;
-       if (dpsoftrast.draw.maxvertices < dpsoftrast.draw.numvertices)
-       {
-               if (dpsoftrast.draw.maxvertices < 4096)
-                       dpsoftrast.draw.maxvertices = 4096;
-               while (dpsoftrast.draw.maxvertices < dpsoftrast.draw.numvertices)
-                       dpsoftrast.draw.maxvertices *= 2;
-               if (dpsoftrast.draw.in_array4f[0])
-                       MM_FREE(dpsoftrast.draw.in_array4f[0]);
-               data = (float *)MM_CALLOC(1, dpsoftrast.draw.maxvertices * sizeof(float[4])*(DPSOFTRAST_ARRAY_TOTAL*2 + 1));
-               for (i = 0;i < DPSOFTRAST_ARRAY_TOTAL;i++, data += dpsoftrast.draw.maxvertices * 4)
-                       dpsoftrast.draw.in_array4f[i] = data;
-               for (i = 0;i < DPSOFTRAST_ARRAY_TOTAL;i++, data += dpsoftrast.draw.maxvertices * 4)
-                       dpsoftrast.draw.post_array4f[i] = data;
-               dpsoftrast.draw.screencoord4f = data;
-               data += dpsoftrast.draw.maxvertices * 4;
-       }
-       stride = dpsoftrast.stride_vertex;
-       v = (const float *)((unsigned char *)dpsoftrast.pointer_vertex3f + firstvertex * stride);
-       p = dpsoftrast.draw.in_array4f[0];
-       for (i = 0;i < numvertices;i++)
+       float *end = dst + size*4;
+       if ((((size_t)src)|stride)&(ALIGN_SIZE - 1)) // check for alignment
        {
-               p[0] = v[0];
-               p[1] = v[1];
-               p[2] = v[2];
-               p[3] = 1.0f;
-               p += 4;
-               v = (const float *)((const unsigned char *)v + stride);
+               while (dst < end)
+               {
+                       _mm_store_ps(dst, _mm_loadu_ps((const float *)src));
+                       dst += 4;
+                       src += stride;
+               }
        }
-       if (needcolors)
+       else
        {
-               if (dpsoftrast.pointer_color4f)
+               while (dst < end)
                {
-                       stride = dpsoftrast.stride_color;
-                       v = (const float *)((const unsigned char *)dpsoftrast.pointer_color4f + firstvertex * stride);
-                       p = dpsoftrast.draw.in_array4f[1];
-                       for (i = 0;i < numvertices;i++)
+                       _mm_store_ps(dst, _mm_load_ps((const float *)src));
+                       dst += 4;
+                       src += stride;
+               }
+       }
+}
+
+static void DPSOFTRAST_Load3fTo4f(float *dst, const unsigned char *src, int size, int stride)
+{
+       float *end = dst + size*4;
+       if (stride == sizeof(float[3]))
+       {
+               float *end4 = dst + (size&~3)*4;        
+               if (((size_t)src)&(ALIGN_SIZE - 1)) // check for alignment
+               {
+                       while (dst < end4)
                        {
-                               p[0] = v[0];
-                               p[1] = v[1];
-                               p[2] = v[2];
-                               p[3] = v[3];
-                               p += 4;
-                               v = (const float *)((const unsigned char *)v + stride);
+                               __m128 v1 = _mm_loadu_ps((const float *)src), v2 = _mm_loadu_ps((const float *)src + 4), v3 = _mm_loadu_ps((const float *)src + 8), dv; 
+                               dv = _mm_shuffle_ps(v1, v1, _MM_SHUFFLE(2, 1, 0, 3));
+                               dv = _mm_move_ss(dv, _mm_set_ss(1.0f));
+                               _mm_store_ps(dst, _mm_shuffle_ps(dv, dv, _MM_SHUFFLE(0, 3, 2, 1)));
+                               dv = _mm_shuffle_ps(v1, v2, _MM_SHUFFLE(1, 0, 3, 3));
+                               dv = _mm_move_ss(dv, _mm_set_ss(1.0f));
+                               _mm_store_ps(dst + 4, _mm_shuffle_ps(dv, dv, _MM_SHUFFLE(0, 3, 2, 1)));
+                               dv = _mm_shuffle_ps(v2, v3, _MM_SHUFFLE(0, 0, 3, 2));
+                               dv = _mm_shuffle_ps(dv, dv, _MM_SHUFFLE(2, 1, 0, 3));
+                               dv = _mm_move_ss(dv, _mm_set_ss(1.0f));
+                               _mm_store_ps(dst + 8, _mm_shuffle_ps(dv, dv, _MM_SHUFFLE(0, 3, 2, 1)));
+                               dv = _mm_move_ss(v3, _mm_set_ss(1.0f));
+                               _mm_store_ps(dst + 12, _mm_shuffle_ps(dv, dv, _MM_SHUFFLE(0, 3, 2, 1)));
+                               dst += 16;
+                               src += 4*sizeof(float[3]);
                        }
                }
-               else if (dpsoftrast.pointer_color4ub)
+               else
                {
-                       stride = dpsoftrast.stride_color;
-                       b = (const unsigned char *)((const unsigned char *)dpsoftrast.pointer_color4ub + firstvertex * stride);
-                       p = dpsoftrast.draw.in_array4f[1];
-                       for (i = 0;i < numvertices;i++)
+                       while (dst < end4)
                        {
-                               p[0] = b[0] * (1.0f / 255.0f);
-                               p[1] = b[1] * (1.0f / 255.0f);
-                               p[2] = b[2] * (1.0f / 255.0f);
-                               p[3] = b[3] * (1.0f / 255.0f);
-                               p += 4;
-                               b = (const unsigned char *)((const unsigned char *)b + stride);
+                               __m128 v1 = _mm_load_ps((const float *)src), v2 = _mm_load_ps((const float *)src + 4), v3 = _mm_load_ps((const float *)src + 8), dv;
+                               dv = _mm_shuffle_ps(v1, v1, _MM_SHUFFLE(2, 1, 0, 3));
+                               dv = _mm_move_ss(dv, _mm_set_ss(1.0f));
+                               _mm_store_ps(dst, _mm_shuffle_ps(dv, dv, _MM_SHUFFLE(0, 3, 2, 1)));
+                               dv = _mm_shuffle_ps(v1, v2, _MM_SHUFFLE(1, 0, 3, 3));
+                               dv = _mm_move_ss(dv, _mm_set_ss(1.0f));
+                               _mm_store_ps(dst + 4, _mm_shuffle_ps(dv, dv, _MM_SHUFFLE(0, 3, 2, 1)));
+                               dv = _mm_shuffle_ps(v2, v3, _MM_SHUFFLE(0, 0, 3, 2));
+                               dv = _mm_shuffle_ps(dv, dv, _MM_SHUFFLE(2, 1, 0, 3));
+                               dv = _mm_move_ss(dv, _mm_set_ss(1.0f));
+                               _mm_store_ps(dst + 8, _mm_shuffle_ps(dv, dv, _MM_SHUFFLE(0, 3, 2, 1)));
+                               dv = _mm_move_ss(v3, _mm_set_ss(1.0f));
+                               _mm_store_ps(dst + 12, _mm_shuffle_ps(dv, dv, _MM_SHUFFLE(0, 3, 2, 1)));
+                               dst += 16;
+                               src += 4*sizeof(float[3]);
+                       }
+               }
+       }
+       if ((((size_t)src)|stride)&(ALIGN_SIZE - 1))
+       {
+               while (dst < end)
+               {
+                       __m128 v = _mm_loadu_ps((const float *)src);
+                       v = _mm_shuffle_ps(v, v, _MM_SHUFFLE(2, 1, 0, 3));
+                       v = _mm_move_ss(v, _mm_set_ss(1.0f));
+                       v = _mm_shuffle_ps(v, v, _MM_SHUFFLE(0, 3, 2, 1));
+                       _mm_store_ps(dst, v);
+                       dst += 4;
+                       src += stride;
+               }
+       }
+       else
+       {
+               while (dst < end)
+               {
+                       __m128 v = _mm_load_ps((const float *)src);
+                       v = _mm_shuffle_ps(v, v, _MM_SHUFFLE(2, 1, 0, 3));
+                       v = _mm_move_ss(v, _mm_set_ss(1.0f));
+                       v = _mm_shuffle_ps(v, v, _MM_SHUFFLE(0, 3, 2, 1));
+                       _mm_store_ps(dst, v);
+                       dst += 4;
+                       src += stride;
+               }
+       }
+}
+
+static void DPSOFTRAST_Load2fTo4f(float *dst, const unsigned char *src, int size, int stride)
+{
+       float *end = dst + size*4;
+       __m128 v2 = _mm_setr_ps(0.0f, 0.0f, 0.0f, 1.0f);
+       if (stride == sizeof(float[2]))
+       {
+               float *end2 = dst + (size&~1)*4;
+               if (((size_t)src)&(ALIGN_SIZE - 1)) // check for alignment
+               {
+                       while (dst < end2)
+                       {
+                               __m128 v = _mm_loadu_ps((const float *)src);
+                               _mm_store_ps(dst, _mm_shuffle_ps(v, v2, _MM_SHUFFLE(3, 2, 1, 0)));
+                               _mm_store_ps(dst + 4, _mm_movehl_ps(v2, v));
+                               dst += 8;
+                               src += 2*sizeof(float[2]);
                        }
                }
                else
                {
-                       v = dpsoftrast.user.color;
-                       p = dpsoftrast.draw.in_array4f[1];
-                       for (i = 0;i < numvertices;i++)
+                       while (dst < end2)
                        {
-                               p[0] = v[0];
-                               p[1] = v[1];
-                               p[2] = v[2];
-                               p[3] = v[3];
-                               p += 4;
+                               __m128 v = _mm_load_ps((const float *)src);
+                               _mm_store_ps(dst, _mm_shuffle_ps(v, v2, _MM_SHUFFLE(3, 2, 1, 0)));
+                               _mm_store_ps(dst + 4, _mm_movehl_ps(v2, v));
+                               dst += 8;
+                               src += 2*sizeof(float[2]);
                        }
                }
        }
-       for (j = 0;j < DPSOFTRAST_ARRAY_TOTAL-2;j++)
+       while (dst < end)
+       {
+               _mm_store_ps(dst, _mm_loadl_pi(v2, (__m64 *)src));
+               dst += 4;
+               src += stride;
+       }
+}
+
+static void DPSOFTRAST_Load4bTo4f(float *dst, const unsigned char *src, int size, int stride)
+{
+       float *end = dst + size*4;
+       __m128 scale = _mm_set1_ps(1.0f/255.0f);
+       if (stride == sizeof(unsigned char[4]))
        {
-               if (dpsoftrast.pointer_texcoordf[j])
+               float *end4 = dst + (size&~3)*4;
+               if (((size_t)src)&(ALIGN_SIZE - 1)) // check for alignment
                {
-                       stride = dpsoftrast.stride_texcoord[j];
-                       v = (const float *)((const unsigned char *)dpsoftrast.pointer_texcoordf[j] + firstvertex * stride);
-                       p = dpsoftrast.draw.in_array4f[j+2];
-                       switch(dpsoftrast.components_texcoord[j])
+                       while (dst < end4)
                        {
-                       case 2:
-                               for (i = 0;i < numvertices;i++)
-                               {
-                                       p[0] = v[0];
-                                       p[1] = v[1];
-                                       p[2] = 0.0f;
-                                       p[3] = 1.0f;
-                                       p += 4;
-                                       v = (const float *)((const unsigned char *)v + stride);
-                               }
-                               break;
-                       case 3:
-                               for (i = 0;i < numvertices;i++)
-                               {
-                                       p[0] = v[0];
-                                       p[1] = v[1];
-                                       p[2] = v[2];
-                                       p[3] = 1.0f;
-                                       p += 4;
-                                       v = (const float *)((const unsigned char *)v + stride);
-                               }
-                               break;
-                       case 4:
-                               for (i = 0;i < numvertices;i++)
-                               {
-                                       p[0] = v[0];
-                                       p[1] = v[1];
-                                       p[2] = v[2];
-                                       p[3] = v[3];
-                                       p += 4;
-                                       v = (const float *)((const unsigned char *)v + stride);
-                               }
-                               break;
+                               __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));
+                               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 < end)
+       {
+               __m128i v = _mm_cvtsi32_si128(*(const int *)src);
+               _mm_store_ps(dst, _mm_mul_ps(_mm_cvtepi32_ps(_mm_unpacklo_epi16(_mm_unpacklo_epi8(v, _mm_setzero_si128()), _mm_setzero_si128())), scale));
+               dst += 4;
+               src += stride;
+       }
+}
+
+static void DPSOFTRAST_Fill4f(float *dst, const float *src, int size)
+{
+       float *end = dst + 4*size;
+       __m128 v = _mm_loadu_ps(src);
+       while (dst < end)
+       {
+               _mm_store_ps(dst, v);
+               dst += 4;
+       }
 }
+#endif
 
-void DPSOFTRAST_Array_Transform(float *out4f, const float *in4f, int numitems, const float *inmatrix16f)
+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}};
-       // TODO: SIMD
-       float matrix[4][4];
-       int i;
-       memcpy(matrix, inmatrix16f, sizeof(float[16]));
-       if (!memcmp(identitymatrix, matrix, sizeof(float[16])))
+       __m128 m0, m1, m2, m3;
+       float *end;
+       if (!memcmp(identitymatrix, 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;
        }
-       for (i = 0;i < numitems;i++, out4f += 4, in4f += 4)
+       end = out4f + numitems*4;
+       m0 = _mm_loadu_ps(inmatrix16f);
+       m1 = _mm_loadu_ps(inmatrix16f + 4);
+       m2 = _mm_loadu_ps(inmatrix16f + 8);
+       m3 = _mm_loadu_ps(inmatrix16f + 12);
+       if (((size_t)in4f)&(ALIGN_SIZE-1)) // check alignment
        {
-               out4f[0] = in4f[0] * matrix[0][0] + in4f[1] * matrix[1][0] + in4f[2] * matrix[2][0] + in4f[3] * matrix[3][0];
-               out4f[1] = in4f[0] * matrix[0][1] + in4f[1] * matrix[1][1] + in4f[2] * matrix[2][1] + in4f[3] * matrix[3][1];
-               out4f[2] = in4f[0] * matrix[0][2] + in4f[1] * matrix[1][2] + in4f[2] * matrix[2][2] + in4f[3] * matrix[3][2];
-               out4f[3] = in4f[0] * matrix[0][3] + in4f[1] * matrix[1][3] + in4f[2] * matrix[2][3] + in4f[3] * matrix[3][3];
+               while (out4f < end)
+               {
+                       __m128 v = _mm_loadu_ps(in4f);
+                       _mm_store_ps(out4f,
+                               _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)))));
+                       out4f += 4;
+                       in4f += 4;
+               }
        }
+       else
+       {
+               while (out4f < end)
+               {
+                       __m128 v = _mm_load_ps(in4f);
+                       _mm_store_ps(out4f,
+                               _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)))));
+                       out4f += 4;
+                       in4f += 4;
+               }
+       }
+#endif
 }
 
-void DPSOFTRAST_Array_Copy(float *out4f, const float *in4f, int numitems)
+void DPSOFTRAST_Vertex_Copy(float *out4f, const float *in4f, int numitems)
 {
        memcpy(out4f, in4f, numitems * sizeof(float[4]));
 }
 
 #ifdef SSE2_PRESENT
-static __m128 DPSOFTRAST_Draw_ProjectVertex(__m128 v)
+#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_PROJECTY(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)))); \
+}
+
+static int DPSOFTRAST_Vertex_BoundY(int *starty, int *endy, __m128 minpos, __m128 maxpos, __m128 viewportcenter, __m128 viewportscale, __m128 m0, __m128 m1, __m128 m2, __m128 m3)
+{
+       int clipmask = 0xFF;
+       __m128 bb[8], clipdist[8], minproj = _mm_set_ss(2.0f), maxproj = _mm_set_ss(-2.0f);
+       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;
+}
+       
+static int DPSOFTRAST_Vertex_Project(float *out4f, float *screen4f, int *starty, int *endy, const float *in4f, int numitems)
 {
+       float *end = out4f + numitems*4;
        __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_set1_ps(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 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
+       {
+               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;
+               }
+       }
+       if (starty && endy) 
+               return DPSOFTRAST_Vertex_BoundY(starty, endy, minpos, maxpos, viewportcenter, viewportscale, 
+                                       _mm_setr_ps(1.0f, 0.0f, 0.0f, 0.0f),
+                                       _mm_setr_ps(0.0f, 1.0f, 0.0f, 0.0f),
+                                       _mm_setr_ps(0.0f, 0.0f, 1.0f, 0.0f),
+                                       _mm_setr_ps(0.0f, 0.0f, 0.0f, 1.0f));
+       return 0;
+}
+
+static int DPSOFTRAST_Vertex_TransformProject(float *out4f, float *screen4f, int *starty, int *endy, const float *in4f, int numitems, const float *inmatrix16f)
+{
+       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, minpos, maxpos;
+       float *end;
+       if (!memcmp(identitymatrix, 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);
+       m1 = _mm_loadu_ps(inmatrix16f + 4);
+       m2 = _mm_loadu_ps(inmatrix16f + 8);
+       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);
+                       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);
+                       DPSOFTRAST_PROJECTVERTEX(v, v, viewportcenter, viewportscale);
+                       _mm_store_ps(screen4f, v);
+                       in4f += 4;
+                       out4f += 4;
+                       screen4f += 4;
+               }
+       }
+       else
+       {
+               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);
+                       DPSOFTRAST_TRANSFORMVERTEX(v, v, m0, m1, m2, m3);
+                       _mm_store_ps(out4f, v);
+                       DPSOFTRAST_PROJECTVERTEX(v, v, viewportcenter, viewportscale);
+                       _mm_store_ps(screen4f, v);
+                       in4f += 4;
+                       out4f += 4;
+                       screen4f += 4;
+               }
+       }
+       if (starty && endy) 
+               return DPSOFTRAST_Vertex_BoundY(starty, endy, minpos, maxpos, viewportcenter, viewportscale, m0, m1, m2, m3); 
+       return 0;
 }
 #endif
 
-void DPSOFTRAST_Draw_ProjectVertices(float *out4f, const float *in4f, int numitems)
+static float *DPSOFTRAST_Array_Load(int outarray, int inarray)
 {
 #ifdef SSE2_PRESENT
-       // NOTE: this is used both as a whole mesh transform function and a
-       // per-triangle transform function (for clipped triangles), accordingly
-       // it should not crash on divide by 0 but the result of divide by 0 is
-       // unimportant...
-       // TODO: SIMD
-       int i;
-       __m128 viewportcenter = _mm_load_ps(dpsoftrast.fb_viewportcenter), viewportscale = _mm_load_ps(dpsoftrast.fb_viewportscale);
-       for (i = 0;i < numitems;i++)
+       float *outf = dpsoftrast.post_array4f[outarray];
+       const unsigned char *inb;
+       int firstvertex = dpsoftrast.firstvertex;
+       int numvertices = dpsoftrast.numvertices;
+       int stride;
+       switch(inarray)
        {
-               __m128 v = _mm_load_ps(in4f), 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_set1_ps(1.0f));
-               v = _mm_add_ps(viewportcenter, _mm_div_ps(_mm_mul_ps(viewportscale, v), w));
-               _mm_store_ps(out4f, _mm_shuffle_ps(v, v, _MM_SHUFFLE(0, 3, 2, 1)));
-               in4f += 4;
-               out4f += 4;
+       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
 }
 
-void DPSOFTRAST_Draw_DebugEdgePoints(const float *screen0, const float *screen1)
+static float *DPSOFTRAST_Array_Transform(int outarray, int inarray, const float *inmatrix16f)
 {
-       int i;
-       int x;
-       int y;
-       int w = dpsoftrast.fb_width;
-       int bounds[4];
-       float v0[2], v1[2];
-       unsigned int *pixels = dpsoftrast.fb_colorpixels[0];
-       //const float *c4f;
-       bounds[0] = dpsoftrast.fb_viewportscissor[0];
-       bounds[1] = dpsoftrast.fb_viewportscissor[1];
-       bounds[2] = dpsoftrast.fb_viewportscissor[0] + dpsoftrast.fb_viewportscissor[2];
-       bounds[3] = dpsoftrast.fb_viewportscissor[1] + dpsoftrast.fb_viewportscissor[3];
-       v0[0] = screen0[0];
-       v0[1] = screen0[1];
-       v1[0] = screen1[0];
-       v1[1] = screen1[1];
-       for (i = 0;i <= 128;i++)
-       {
-               // check nearclip
-               //if (dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_POSITION][i*4+3] != 1.0f)
-               //      continue;
-               x = (int)(v0[0] + (v1[0] - v0[0]) * (i/128.0f));
-               y = (int)(v0[1] + (v1[1] - v0[1]) * (i/128.0f));
-               if (x < bounds[0] || y < bounds[1] || x >= bounds[2] || y >= bounds[3])
-                       continue;
-               //c4f = dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_COLOR] + element0*4;
-               //pixels[y*w+x] = DPSOFTRAST_BGRA8_FROM_RGBA32F(c4f[0], c4f[1], c4f[2], c4f[3]);
-               pixels[y*w+x] = 0xFFFFFFFF;
-       }
+       float *data = inarray >= 0 ? DPSOFTRAST_Array_Load(outarray, inarray) : dpsoftrast.post_array4f[outarray];
+       DPSOFTRAST_Vertex_Transform(data, data, dpsoftrast.numvertices, inmatrix16f);
+       return data;
 }
 
-void DPSOFTRAST_Draw_Span_Begin(const DPSOFTRAST_State_Draw_Span * RESTRICT span, float *zf)
+#if 0
+static float *DPSOFTRAST_Array_Project(int outarray, int inarray)
+{
+#ifdef SSE2_PRESENT
+       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 SSE2_PRESENT
+       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)
 {
        int x;
        int startx = span->startx;
        int endx = span->endx;
-       float w = span->data[0][DPSOFTRAST_ARRAY_TOTAL][3];
-       float wslope = span->data[1][DPSOFTRAST_ARRAY_TOTAL][3];
+       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);
        for (x = startx;x < endx;)
        {
-               int nextsub = x + DPSOFTRAST_MAXSUBSPAN, endsub = nextsub - 1;
+               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)
@@ -1199,7 +1962,7 @@ void DPSOFTRAST_Draw_Span_Begin(const DPSOFTRAST_State_Draw_Span * RESTRICT span
        }
 }
 
-void DPSOFTRAST_Draw_Span_Finish(const DPSOFTRAST_State_Draw_Span * RESTRICT span, const float * RESTRICT in4f)
+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)
 {
        int x;
        int startx = span->startx;
@@ -1210,14 +1973,14 @@ void DPSOFTRAST_Draw_Span_Finish(const DPSOFTRAST_State_Draw_Span * RESTRICT spa
        unsigned char * RESTRICT pixel = (unsigned char *)dpsoftrast.fb_colorpixels[0];
        if (!pixel)
                return;
-       pixel += span->start * 4;
+       pixel += (span->y * dpsoftrast.fb_width + span->x) * 4;
        // handle alphatest now (this affects depth writes too)
-       if (dpsoftrast.user.alphatest)
+       if (thread->alphatest)
                for (x = startx;x < endx;x++)
                        if (in4f[x*4+3] < 0.5f)
                                pixelmask[x] = false;
        // FIXME: this does not handle bigendian
-       switch(dpsoftrast.fb_blendmode)
+       switch(thread->fb_blendmode)
        {
        case DPSOFTRAST_BLENDMODE_OPAQUE:
                for (x = startx;x < endx;x++)
@@ -1360,10 +2123,25 @@ void DPSOFTRAST_Draw_Span_Finish(const DPSOFTRAST_State_Draw_Span * RESTRICT spa
                        pixel[x*4+3] = d[3];
                }
                break;
+       case DPSOFTRAST_BLENDMODE_INVADD:
+               for (x = startx;x < endx;x++)
+               {
+                       if (!pixelmask[x])
+                               continue;
+                       d[0] = (int)((255.0f-pixel[x*4+2])*in4f[x*4+0] + pixel[x*4+2]);if (d[0] > 255) d[0] = 255;
+                       d[1] = (int)((255.0f-pixel[x*4+1])*in4f[x*4+1] + pixel[x*4+1]);if (d[1] > 255) d[1] = 255;
+                       d[2] = (int)((255.0f-pixel[x*4+0])*in4f[x*4+2] + pixel[x*4+0]);if (d[2] > 255) d[2] = 255;
+                       d[3] = (int)((255.0f-pixel[x*4+3])*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;
        }
 }
 
-void DPSOFTRAST_Draw_Span_FinishBGRA8(const DPSOFTRAST_State_Draw_Span * RESTRICT span, const unsigned char* RESTRICT in4ub)
+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;
@@ -1375,15 +2153,15 @@ void DPSOFTRAST_Draw_Span_FinishBGRA8(const DPSOFTRAST_State_Draw_Span * RESTRIC
        unsigned int * RESTRICT pixeli = (unsigned int *)dpsoftrast.fb_colorpixels[0];
        if (!pixel)
                return;
-       pixel += span->start * 4;
-       pixeli += span->start;
+       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 (dpsoftrast.user.alphatest)
+       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(dpsoftrast.fb_blendmode)
+       switch(thread->fb_blendmode)
        {
        case DPSOFTRAST_BLENDMODE_OPAQUE:
                for (x = startx;x + 4 <= endx;)
@@ -1406,7 +2184,7 @@ void DPSOFTRAST_Draw_Span_FinishBGRA8(const DPSOFTRAST_State_Draw_Span * RESTRIC
                break;
        case DPSOFTRAST_BLENDMODE_ALPHA:
        #define FINISHBLEND(blend2, blend1) \
-               for (x = startx;x + 2 <= endx;x += 2) \
+               for (x = startx;x + 1 < endx;x += 2) \
                { \
                        __m128i src, dst; \
                        switch (*(const unsigned short*)&pixelmask[x]) \
@@ -1494,11 +2272,18 @@ void DPSOFTRAST_Draw_Span_FinishBGRA8(const DPSOFTRAST_State_Draw_Span * RESTRIC
                        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;
        }
 #endif
 }
 
-void DPSOFTRAST_Draw_Span_Texture2DVarying(const DPSOFTRAST_State_Draw_Span * RESTRICT span, float * RESTRICT out4f, int texunitindex, int arrayindex, const float * RESTRICT zf)
+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;
@@ -1519,7 +2304,7 @@ void DPSOFTRAST_Draw_Span_Texture2DVarying(const DPSOFTRAST_State_Draw_Span * RE
        int mip;
        const unsigned char * RESTRICT pixelbase;
        const unsigned char * RESTRICT pixel[4];
-       DPSOFTRAST_Texture *texture = dpsoftrast.texbound[texunitindex];
+       DPSOFTRAST_Texture *texture = thread->texbound[texunitindex];
        // if no texture is bound, just fill it with white
        if (!texture)
        {
@@ -1532,7 +2317,7 @@ void DPSOFTRAST_Draw_Span_Texture2DVarying(const DPSOFTRAST_State_Draw_Span * RE
                }
                return;
        }
-       mip = span->mip[texunitindex];
+       mip = triangle->mip[texunitindex];
        pixelbase = (unsigned char *)texture->bytes + texture->mipmap[mip][0];
        // if this mipmap of the texture is 1 pixel, just fill it with that color
        if (texture->mipmap[mip][1] == 4)
@@ -1551,14 +2336,7 @@ void DPSOFTRAST_Draw_Span_Texture2DVarying(const DPSOFTRAST_State_Draw_Span * RE
                return;
        }
        filter = texture->filter & DPSOFTRAST_TEXTURE_FILTER_LINEAR;
-       data[0] = span->data[0][arrayindex][0];
-       data[1] = span->data[0][arrayindex][1];
-       data[2] = span->data[0][arrayindex][2];
-       data[3] = span->data[0][arrayindex][3];
-       slope[0] = span->data[1][arrayindex][0];
-       slope[1] = span->data[1][arrayindex][1];
-       slope[2] = span->data[1][arrayindex][2];
-       slope[3] = span->data[1][arrayindex][3];
+       DPSOFTRAST_CALCATTRIB4F(triangle, span, data, slope, arrayindex);
        flags = texture->flags;
        tcscale[0] = texture->mipmap[mip][2];
        tcscale[1] = texture->mipmap[mip][3];
@@ -1575,12 +2353,12 @@ void DPSOFTRAST_Draw_Span_Texture2DVarying(const DPSOFTRAST_State_Draw_Span * RE
        {
                unsigned int subtc[2];
                unsigned int substep[2];
-               float subscale = 65536.0f/DPSOFTRAST_MAXSUBSPAN;
-               int nextsub = x + DPSOFTRAST_MAXSUBSPAN, endsub = nextsub - 1;
-               if(nextsub >= endx)
+               float subscale = 65536.0f/DPSOFTRAST_DRAW_MAXSUBSPAN;
+               int nextsub = x + DPSOFTRAST_DRAW_MAXSUBSPAN, endsub = nextsub - 1;
+               if (nextsub >= endx)
                {
                        nextsub = endsub = endx-1;      
-                       if(x < nextsub) subscale = 65536.0f / (nextsub - x);
+                       if (x < nextsub) subscale = 65536.0f / (nextsub - x);
                }
                tc[0] = endtc[0];
                tc[1] = endtc[1];
@@ -1590,7 +2368,7 @@ void DPSOFTRAST_Draw_Span_Texture2DVarying(const DPSOFTRAST_State_Draw_Span * RE
                substep[1] = (endtc[1] - tc[1]) * subscale;
                subtc[0] = tc[0] * (1<<16);
                subtc[1] = tc[1] * (1<<16);
-               if(filter)
+               if (filter)
                {
                        if (flags & DPSOFTRAST_TEXTURE_FLAG_CLAMPTOEDGE)
                        {
@@ -1692,7 +2470,7 @@ void DPSOFTRAST_Draw_Span_Texture2DVarying(const DPSOFTRAST_State_Draw_Span * RE
        }
 }
 
-void DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(const DPSOFTRAST_State_Draw_Span * RESTRICT span, unsigned char * RESTRICT out4ub, int texunitindex, int arrayindex, const float * RESTRICT zf)
+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
        int x;
@@ -1705,16 +2483,16 @@ void DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(const DPSOFTRAST_State_Draw_Span
        __m128i subtc, substep, endsubtc;
        int filter;
        int mip;
-       unsigned int *outi = (unsigned int *)out4ub;
+       unsigned int * RESTRICT outi = (unsigned int *)out4ub;
        const unsigned char * RESTRICT pixelbase;
-       DPSOFTRAST_Texture *texture = dpsoftrast.texbound[texunitindex];
+       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 = span->mip[texunitindex];
+       mip = triangle->mip[texunitindex];
        pixelbase = (const unsigned char *)texture->bytes + texture->mipmap[mip][0];
        // if this mipmap of the texture is 1 pixel, just fill it with that color
        if (texture->mipmap[mip][1] == 4)
@@ -1725,47 +2503,50 @@ void DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(const DPSOFTRAST_State_Draw_Span
                return;
        }
        filter = texture->filter & DPSOFTRAST_TEXTURE_FILTER_LINEAR;
-       data = _mm_load_ps(span->data[0][arrayindex]);
-       slope = _mm_load_ps(span->data[1][arrayindex]);
+       DPSOFTRAST_CALCATTRIB(triangle, span, data, slope, arrayindex);
        flags = texture->flags;
        tcsize = _mm_shuffle_epi32(_mm_loadu_si128((const __m128i *)&texture->mipmap[mip][0]), _MM_SHUFFLE(3, 2, 3, 2));
        tcmask = _mm_sub_epi32(tcsize, _mm_set1_epi32(1));
        tcscale = _mm_cvtepi32_ps(tcsize);
-       data = _mm_mul_ps(_mm_shuffle_ps(data, data, _MM_SHUFFLE(1, 0, 1, 0)), tcscale);
-       slope = _mm_mul_ps(_mm_shuffle_ps(slope, slope, _MM_SHUFFLE(1, 0, 1, 0)), tcscale);
-       endtc = _mm_sub_ps(_mm_mul_ps(_mm_add_ps(data, _mm_mul_ps(slope, _mm_set1_ps(startx))), _mm_set1_ps(zf[startx])), _mm_set1_ps(0.5f));
+       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));
        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);  
+       tcmax = _mm_packs_epi32(tcmask, tcmask);
        for (x = startx;x < endx;)
        {
-               int nextsub = x + DPSOFTRAST_MAXSUBSPAN, endsub = nextsub - 1;
-               __m128 subscale = _mm_set1_ps(65536.0f/DPSOFTRAST_MAXSUBSPAN);
-               if(nextsub >= endx)
+               int nextsub = x + DPSOFTRAST_DRAW_MAXSUBSPAN, endsub = nextsub - 1;
+               __m128 subscale = _mm_set1_ps(65536.0f/DPSOFTRAST_DRAW_MAXSUBSPAN);
+               if (nextsub >= endx)
                {
                        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_set1_ps(zf[nextsub])), _mm_set1_ps(0.5f));
+               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));
                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));
+               substep = _mm_slli_epi32(substep, 1);
                if (filter)
                {
                        __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)
                        {
-                               subtc = _mm_unpacklo_epi64(subtc, _mm_add_epi32(subtc, substep));
-                               substep = _mm_slli_epi32(substep, 1);
+                               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),
@@ -1782,10 +2563,12 @@ void DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(const DPSOFTRAST_State_Draw_Span
                                }
                                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),
@@ -1800,33 +2583,102 @@ void DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(const DPSOFTRAST_State_Draw_Span
                        }
                        else if (flags & DPSOFTRAST_TEXTURE_FLAG_CLAMPTOEDGE)
                        {
-                               for (; x <= endsub; x++, subtc = _mm_add_epi32(subtc, substep))
+                               for (; x + 1 <= endsub; x += 2, subtc = _mm_add_epi32(subtc, substep))
+                               {
+                                       __m128i tci = _mm_shuffle_epi32(_mm_shufflelo_epi16(subtc, _MM_SHUFFLE(3, 1, 3, 1)), _MM_SHUFFLE(1, 0, 1, 0)), pix1, pix2, pix3, pix4, fracm;
+                                       tci = _mm_min_epi16(_mm_max_epi16(_mm_add_epi16(tci, _mm_setr_epi32(0, 1, 0x10000, 0x10001)), _mm_setzero_si128()), tcmax);
+                                       tci = _mm_madd_epi16(tci, tcoffset);
+                                       pix1 = _mm_unpacklo_epi8(_mm_unpacklo_epi32(_mm_cvtsi32_si128(*(const int *)&pixelbase[_mm_cvtsi128_si32(tci)]),
+                                                                                                                               _mm_cvtsi32_si128(*(const int *)&pixelbase[_mm_cvtsi128_si32(_mm_shuffle_epi32(tci, _MM_SHUFFLE(1, 1, 1, 1)))])),
+                                                                                       _mm_setzero_si128());
+                                       pix2 = _mm_unpacklo_epi8(_mm_unpacklo_epi32(_mm_cvtsi32_si128(*(const int *)&pixelbase[_mm_cvtsi128_si32(_mm_shuffle_epi32(tci, _MM_SHUFFLE(2, 2, 2, 2)))]),
+                                                                                                                               _mm_cvtsi32_si128(*(const int *)&pixelbase[_mm_cvtsi128_si32(_mm_shuffle_epi32(tci, _MM_SHUFFLE(3, 3, 3, 3)))])),
+                                                                                       _mm_setzero_si128());
+                                       tci = _mm_shuffle_epi32(_mm_shufflehi_epi16(subtc, _MM_SHUFFLE(3, 1, 3, 1)), _MM_SHUFFLE(3, 2, 3, 2));
+                                       tci = _mm_and_si128(_mm_add_epi16(tci, _mm_setr_epi32(0, 1, 0x10000, 0x10001)), tcmax);
+                                       tci = _mm_madd_epi16(tci, tcoffset);
+                                       pix3 = _mm_unpacklo_epi8(_mm_unpacklo_epi32(_mm_cvtsi32_si128(*(const int *)&pixelbase[_mm_cvtsi128_si32(tci)]),
+                                                                                                                               _mm_cvtsi32_si128(*(const int *)&pixelbase[_mm_cvtsi128_si32(_mm_shuffle_epi32(tci, _MM_SHUFFLE(1, 1, 1, 1)))])),
+                                                                                       _mm_setzero_si128());
+                                       pix4 = _mm_unpacklo_epi8(_mm_unpacklo_epi32(_mm_cvtsi32_si128(*(const int *)&pixelbase[_mm_cvtsi128_si32(_mm_shuffle_epi32(tci, _MM_SHUFFLE(2, 2, 2, 2)))]),
+                                                                                                                               _mm_cvtsi32_si128(*(const int *)&pixelbase[_mm_cvtsi128_si32(_mm_shuffle_epi32(tci, _MM_SHUFFLE(3, 3, 3, 3)))])),
+                                                                                       _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),
+                                                                                                                _mm_shuffle_epi32(_mm_shufflelo_epi16(fracm, _MM_SHUFFLE(2, 2, 2, 2)), _MM_SHUFFLE(1, 0, 1, 0))));
+                                       pix3 = _mm_add_epi16(pix3,
+                                                                                _mm_mulhi_epi16(_mm_slli_epi16(_mm_sub_epi16(pix4, pix3), 1),
+                                                                                                                _mm_shuffle_epi32(_mm_shufflehi_epi16(fracm, _MM_SHUFFLE(2, 2, 2, 2)), _MM_SHUFFLE(3, 2, 3, 2))));
+                                       pix2 = _mm_unpacklo_epi64(pix1, pix3);
+                                       pix4 = _mm_unpackhi_epi64(pix1, pix3);
+                                       pix2 = _mm_add_epi16(pix2,
+                                                                                _mm_mulhi_epi16(_mm_slli_epi16(_mm_sub_epi16(pix4, pix2), 1),
+                                                                                                                _mm_shufflehi_epi16(_mm_shufflelo_epi16(fracm, _MM_SHUFFLE(0, 0, 0, 0)), _MM_SHUFFLE(0, 0, 0, 0))));
+                                       _mm_storel_epi64((__m128i *)&outi[x], _mm_packus_epi16(pix2, _mm_shufflelo_epi16(pix2, _MM_SHUFFLE(3, 2, 3, 2))));
+                               }
+                               if (x <= endsub)
                                {
-                                       __m128i tci = _mm_shufflehi_epi16(_mm_shufflelo_epi16(subtc, _MM_SHUFFLE(3, 1, 3, 1)), _MM_SHUFFLE(3, 1, 3, 1)), pix1, pix2, fracm;
+                                       __m128i tci = _mm_shuffle_epi32(_mm_shufflelo_epi16(subtc, _MM_SHUFFLE(3, 1, 3, 1)), _MM_SHUFFLE(1, 0, 1, 0)), pix1, pix2, fracm;
                                        tci = _mm_min_epi16(_mm_max_epi16(_mm_add_epi16(tci, _mm_setr_epi32(0, 1, 0x10000, 0x10001)), _mm_setzero_si128()), tcmax);
                                        tci = _mm_madd_epi16(tci, tcoffset);
-                                       pix1 = _mm_unpacklo_epi8(_mm_unpacklo_epi32(_mm_cvtsi32_si128(*(const int *)&pixelbase[_mm_cvtsi128_si32(tci)]), 
-                                                                                                                               _mm_cvtsi32_si128(*(const int *)&pixelbase[_mm_cvtsi128_si32(_mm_shuffle_epi32(tci, _MM_SHUFFLE(1, 1, 1, 1)))])), 
+                                       pix1 = _mm_unpacklo_epi8(_mm_unpacklo_epi32(_mm_cvtsi32_si128(*(const int *)&pixelbase[_mm_cvtsi128_si32(tci)]), 
+                                                                                                                               _mm_cvtsi32_si128(*(const int *)&pixelbase[_mm_cvtsi128_si32(_mm_shuffle_epi32(tci, _MM_SHUFFLE(1, 1, 1, 1)))])), 
+                                                                                       _mm_setzero_si128());
+                                       pix2 = _mm_unpacklo_epi8(_mm_unpacklo_epi32(_mm_cvtsi32_si128(*(const int *)&pixelbase[_mm_cvtsi128_si32(_mm_shuffle_epi32(tci, _MM_SHUFFLE(2, 2, 2, 2)))]), 
+                                                                                                                               _mm_cvtsi32_si128(*(const int *)&pixelbase[_mm_cvtsi128_si32(_mm_shuffle_epi32(tci, _MM_SHUFFLE(3, 3, 3, 3)))])), 
+                                                                                       _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),
+                                                                                                                _mm_shuffle_epi32(_mm_shufflelo_epi16(fracm, _MM_SHUFFLE(2, 2, 2, 2)), _MM_SHUFFLE(1, 0, 1, 0))));
+                                       pix2 = _mm_shuffle_epi32(pix1, _MM_SHUFFLE(3, 2, 3, 2));
+                                       pix1 = _mm_add_epi16(pix1,
+                                                                                _mm_mulhi_epi16(_mm_slli_epi16(_mm_sub_epi16(pix2, pix1), 1),
+                                                                                                                _mm_shufflelo_epi16(fracm, _MM_SHUFFLE(0, 0, 0, 0))));
+                                       outi[x] = _mm_cvtsi128_si32(_mm_packus_epi16(pix1, pix1));
+                                       x++;
+                               }
+                       }
+                       else
+                       {
+                               for (; x + 1 <= endsub; x += 2, subtc = _mm_add_epi32(subtc, substep))
+                               {
+                                       __m128i tci = _mm_shuffle_epi32(_mm_shufflelo_epi16(subtc, _MM_SHUFFLE(3, 1, 3, 1)), _MM_SHUFFLE(1, 0, 1, 0)), pix1, pix2, pix3, pix4, fracm;
+                                       tci = _mm_and_si128(_mm_add_epi16(tci, _mm_setr_epi32(0, 1, 0x10000, 0x10001)), tcmax);
+                                       tci = _mm_madd_epi16(tci, tcoffset);
+                                       pix1 = _mm_unpacklo_epi8(_mm_unpacklo_epi32(_mm_cvtsi32_si128(*(const int *)&pixelbase[_mm_cvtsi128_si32(tci)]),
+                                                                                                                               _mm_cvtsi32_si128(*(const int *)&pixelbase[_mm_cvtsi128_si32(_mm_shuffle_epi32(tci, _MM_SHUFFLE(1, 1, 1, 1)))])),
+                                                                                       _mm_setzero_si128());
+                                       pix2 = _mm_unpacklo_epi8(_mm_unpacklo_epi32(_mm_cvtsi32_si128(*(const int *)&pixelbase[_mm_cvtsi128_si32(_mm_shuffle_epi32(tci, _MM_SHUFFLE(2, 2, 2, 2)))]),
+                                                                                                                               _mm_cvtsi32_si128(*(const int *)&pixelbase[_mm_cvtsi128_si32(_mm_shuffle_epi32(tci, _MM_SHUFFLE(3, 3, 3, 3)))])),
+                                                                                       _mm_setzero_si128());
+                                       tci = _mm_shuffle_epi32(_mm_shufflehi_epi16(subtc, _MM_SHUFFLE(3, 1, 3, 1)), _MM_SHUFFLE(3, 2, 3, 2));
+                                       tci = _mm_and_si128(_mm_add_epi16(tci, _mm_setr_epi32(0, 1, 0x10000, 0x10001)), tcmax);
+                                       tci = _mm_madd_epi16(tci, tcoffset);
+                                       pix3 = _mm_unpacklo_epi8(_mm_unpacklo_epi32(_mm_cvtsi32_si128(*(const int *)&pixelbase[_mm_cvtsi128_si32(tci)]),
+                                                                                                                               _mm_cvtsi32_si128(*(const int *)&pixelbase[_mm_cvtsi128_si32(_mm_shuffle_epi32(tci, _MM_SHUFFLE(1, 1, 1, 1)))])),
                                                                                        _mm_setzero_si128());
-                                       pix2 = _mm_unpacklo_epi8(_mm_unpacklo_epi32(_mm_cvtsi32_si128(*(const int *)&pixelbase[_mm_cvtsi128_si32(_mm_shuffle_epi32(tci, _MM_SHUFFLE(2, 2, 2, 2)))]), 
-                                                                                                                               _mm_cvtsi32_si128(*(const int *)&pixelbase[_mm_cvtsi128_si32(_mm_shuffle_epi32(tci, _MM_SHUFFLE(3, 3, 3, 3)))])), 
+                                       pix4 = _mm_unpacklo_epi8(_mm_unpacklo_epi32(_mm_cvtsi32_si128(*(const int *)&pixelbase[_mm_cvtsi128_si32(_mm_shuffle_epi32(tci, _MM_SHUFFLE(2, 2, 2, 2)))]),
+                                                                                                                               _mm_cvtsi32_si128(*(const int *)&pixelbase[_mm_cvtsi128_si32(_mm_shuffle_epi32(tci, _MM_SHUFFLE(3, 3, 3, 3)))])),
                                                                                        _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),
                                                                                                                 _mm_shuffle_epi32(_mm_shufflelo_epi16(fracm, _MM_SHUFFLE(2, 2, 2, 2)), _MM_SHUFFLE(1, 0, 1, 0))));
-                                       pix2 = _mm_shuffle_epi32(pix1, _MM_SHUFFLE(3, 2, 3, 2));
-                                       pix1 = _mm_add_epi16(pix1,
-                                                                                _mm_mulhi_epi16(_mm_slli_epi16(_mm_sub_epi16(pix2, pix1), 1),
-                                                                                                                _mm_shufflelo_epi16(fracm, _MM_SHUFFLE(0, 0, 0, 0))));
-                                       outi[x] = _mm_cvtsi128_si32(_mm_packus_epi16(pix1, pix1));
+                                       pix3 = _mm_add_epi16(pix3,
+                                                                                _mm_mulhi_epi16(_mm_slli_epi16(_mm_sub_epi16(pix4, pix3), 1),
+                                                                                                                _mm_shuffle_epi32(_mm_shufflehi_epi16(fracm, _MM_SHUFFLE(2, 2, 2, 2)), _MM_SHUFFLE(3, 2, 3, 2))));
+                                       pix2 = _mm_unpacklo_epi64(pix1, pix3);
+                                       pix4 = _mm_unpackhi_epi64(pix1, pix3);
+                                       pix2 = _mm_add_epi16(pix2,
+                                                                                _mm_mulhi_epi16(_mm_slli_epi16(_mm_sub_epi16(pix4, pix2), 1),
+                                                                                                                _mm_shufflehi_epi16(_mm_shufflelo_epi16(fracm, _MM_SHUFFLE(0, 0, 0, 0)), _MM_SHUFFLE(0, 0, 0, 0))));
+                                       _mm_storel_epi64((__m128i *)&outi[x], _mm_packus_epi16(pix2, _mm_shufflelo_epi16(pix2, _MM_SHUFFLE(3, 2, 3, 2))));
                                }
-                       }
-                       else
-                       {
-                               for (; x <= endsub; x++, subtc = _mm_add_epi32(subtc, substep))
+                               if (x <= endsub)
                                {
-                                       __m128i tci = _mm_shufflehi_epi16(_mm_shufflelo_epi16(subtc, _MM_SHUFFLE(3, 1, 3, 1)), _MM_SHUFFLE(3, 1, 3, 1)), pix1, pix2, fracm;
+                                       __m128i tci = _mm_shuffle_epi32(_mm_shufflelo_epi16(subtc, _MM_SHUFFLE(3, 1, 3, 1)), _MM_SHUFFLE(1, 0, 1, 0)), pix1, pix2, fracm;
                                        tci = _mm_and_si128(_mm_add_epi16(tci, _mm_setr_epi32(0, 1, 0x10000, 0x10001)), tcmax);
                                        tci = _mm_madd_epi16(tci, tcoffset);
                                        pix1 = _mm_unpacklo_epi8(_mm_unpacklo_epi32(_mm_cvtsi32_si128(*(const int *)&pixelbase[_mm_cvtsi128_si32(tci)]),                                                                                        
@@ -1844,27 +2696,26 @@ void DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(const DPSOFTRAST_State_Draw_Span
                                                                                 _mm_mulhi_epi16(_mm_slli_epi16(_mm_sub_epi16(pix2, pix1), 1),
                                                                                                                 _mm_shufflelo_epi16(fracm, _MM_SHUFFLE(0, 0, 0, 0))));
                                        outi[x] = _mm_cvtsi128_si32(_mm_packus_epi16(pix1, pix1));
+                                       x++;
                                }
                        }
                }
                else
                {
-                       subtc = _mm_unpacklo_epi64(subtc, _mm_add_epi32(subtc, substep));
-                       substep = _mm_slli_epi32(substep, 1);
                        if (flags & DPSOFTRAST_TEXTURE_FLAG_CLAMPTOEDGE)
                        {
                                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++;
@@ -1874,16 +2725,16 @@ void DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(const DPSOFTRAST_State_Draw_Span
                        {
                                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++;
@@ -1894,10 +2745,10 @@ void DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(const DPSOFTRAST_State_Draw_Span
 #endif
 }
 
-void DPSOFTRAST_Draw_Span_TextureCubeVaryingBGRA8(const DPSOFTRAST_State_Draw_Span * RESTRICT span, unsigned char * RESTRICT out4ub, int texunitindex, int arrayindex, const float * RESTRICT zf)
+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)
@@ -1906,7 +2757,7 @@ float DPSOFTRAST_SampleShadowmap(const float *vector)
        return 1.0f;
 }
 
-void DPSOFTRAST_Draw_Span_MultiplyVarying(const DPSOFTRAST_State_Draw_Span * RESTRICT span, float *out4f, const float *in4f, int arrayindex, const float *zf)
+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;
@@ -1915,14 +2766,7 @@ void DPSOFTRAST_Draw_Span_MultiplyVarying(const DPSOFTRAST_State_Draw_Span * RES
        float data[4];
        float slope[4];
        float z;
-       data[0] = span->data[0][arrayindex][0];
-       data[1] = span->data[0][arrayindex][1];
-       data[2] = span->data[0][arrayindex][2];
-       data[3] = span->data[0][arrayindex][3];
-       slope[0] = span->data[1][arrayindex][0];
-       slope[1] = span->data[1][arrayindex][1];
-       slope[2] = span->data[1][arrayindex][2];
-       slope[3] = span->data[1][arrayindex][3];
+       DPSOFTRAST_CALCATTRIB4F(triangle, span, data, slope, arrayindex);
        for (x = startx;x < endx;x++)
        {
                z = zf[x];
@@ -1937,7 +2781,7 @@ void DPSOFTRAST_Draw_Span_MultiplyVarying(const DPSOFTRAST_State_Draw_Span * RES
        }
 }
 
-void DPSOFTRAST_Draw_Span_Varying(const DPSOFTRAST_State_Draw_Span * RESTRICT span, float *out4f, int arrayindex, const float *zf)
+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;
@@ -1946,14 +2790,7 @@ void DPSOFTRAST_Draw_Span_Varying(const DPSOFTRAST_State_Draw_Span * RESTRICT sp
        float data[4];
        float slope[4];
        float z;
-       data[0] = span->data[0][arrayindex][0];
-       data[1] = span->data[0][arrayindex][1];
-       data[2] = span->data[0][arrayindex][2];
-       data[3] = span->data[0][arrayindex][3];
-       slope[0] = span->data[1][arrayindex][0];
-       slope[1] = span->data[1][arrayindex][1];
-       slope[2] = span->data[1][arrayindex][2];
-       slope[3] = span->data[1][arrayindex][3];
+       DPSOFTRAST_CALCATTRIB4F(triangle, span, data, slope, arrayindex);
        for (x = startx;x < endx;x++)
        {
                z = zf[x];
@@ -1968,7 +2805,7 @@ void DPSOFTRAST_Draw_Span_Varying(const DPSOFTRAST_State_Draw_Span * RESTRICT sp
        }
 }
 
-void DPSOFTRAST_Draw_Span_AddBloom(const DPSOFTRAST_State_Draw_Span * RESTRICT span, float *out4f, const float *ina4f, const float *inb4f, const float *subcolor)
+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];
@@ -1989,7 +2826,7 @@ void DPSOFTRAST_Draw_Span_AddBloom(const DPSOFTRAST_State_Draw_Span * RESTRICT s
        }
 }
 
-void DPSOFTRAST_Draw_Span_MultiplyBuffers(const DPSOFTRAST_State_Draw_Span * RESTRICT span, float *out4f, const float *ina4f, const float *inb4f)
+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++)
@@ -2001,7 +2838,7 @@ void DPSOFTRAST_Draw_Span_MultiplyBuffers(const DPSOFTRAST_State_Draw_Span * RES
        }
 }
 
-void DPSOFTRAST_Draw_Span_AddBuffers(const DPSOFTRAST_State_Draw_Span * RESTRICT span, float *out4f, const float *ina4f, const float *inb4f)
+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++)
@@ -2013,7 +2850,7 @@ void DPSOFTRAST_Draw_Span_AddBuffers(const DPSOFTRAST_State_Draw_Span * RESTRICT
        }
 }
 
-void DPSOFTRAST_Draw_Span_MixBuffers(const DPSOFTRAST_State_Draw_Span * RESTRICT span, float *out4f, const float *ina4f, const float *inb4f)
+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;
@@ -2028,7 +2865,7 @@ void DPSOFTRAST_Draw_Span_MixBuffers(const DPSOFTRAST_State_Draw_Span * RESTRICT
        }
 }
 
-void DPSOFTRAST_Draw_Span_MixUniformColor(const DPSOFTRAST_State_Draw_Span * RESTRICT span, float *out4f, const float *in4f, const float *color)
+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;
@@ -2049,69 +2886,99 @@ void DPSOFTRAST_Draw_Span_MixUniformColor(const DPSOFTRAST_State_Draw_Span * RES
 
 
 
-void DPSOFTRAST_Draw_Span_MultiplyVaryingBGRA8(const DPSOFTRAST_State_Draw_Span * RESTRICT span, unsigned char *out4ub, const unsigned char *in4ub, int arrayindex, const float *zf)
+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
        int x;
        int startx = span->startx;
        int endx = span->endx;
-       __m128 data = _mm_load_ps(span->data[0][arrayindex]), slope = _mm_load_ps(span->data[1][arrayindex]);
+       __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));
+               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
 }
 
-void DPSOFTRAST_Draw_Span_VaryingBGRA8(const DPSOFTRAST_State_Draw_Span * RESTRICT span, unsigned char *out4ub, int arrayindex, const float *zf)
+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 x;
        int startx = span->startx;
        int endx = span->endx;
-       __m128 data = _mm_load_ps(span->data[0][arrayindex]), slope = _mm_load_ps(span->data[1][arrayindex]);
+       __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_Draw_Span * RESTRICT span, unsigned char *out4ub, const unsigned char *ina4ub, const unsigned char *inb4ub, const float *subcolor)
+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
        int x, startx = span->startx, endx = span->endx;
@@ -2124,7 +2991,7 @@ void DPSOFTRAST_Draw_Span_AddBloomBGRA8(const DPSOFTRAST_State_Draw_Span * RESTR
                pix1 = _mm_add_epi16(pix1, _mm_sub_epi16(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());
@@ -2134,7 +3001,7 @@ void DPSOFTRAST_Draw_Span_AddBloomBGRA8(const DPSOFTRAST_State_Draw_Span * RESTR
 #endif
 }
 
-void DPSOFTRAST_Draw_Span_MultiplyBuffersBGRA8(const DPSOFTRAST_State_Draw_Span * RESTRICT span, unsigned char *out4ub, const unsigned char *ina4ub, const unsigned char *inb4ub)
+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
        int x, startx = span->startx, endx = span->endx;
@@ -2145,7 +3012,7 @@ void DPSOFTRAST_Draw_Span_MultiplyBuffersBGRA8(const DPSOFTRAST_State_Draw_Span
                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]));
@@ -2155,7 +3022,7 @@ void DPSOFTRAST_Draw_Span_MultiplyBuffersBGRA8(const DPSOFTRAST_State_Draw_Span
 #endif
 }
 
-void DPSOFTRAST_Draw_Span_AddBuffersBGRA8(const DPSOFTRAST_State_Draw_Span * RESTRICT span, unsigned char *out4ub, const unsigned char *ina4ub, const unsigned char *inb4ub)
+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
        int x, startx = span->startx, endx = span->endx;
@@ -2166,7 +3033,7 @@ void DPSOFTRAST_Draw_Span_AddBuffersBGRA8(const DPSOFTRAST_State_Draw_Span * RES
                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());
@@ -2176,7 +3043,7 @@ void DPSOFTRAST_Draw_Span_AddBuffersBGRA8(const DPSOFTRAST_State_Draw_Span * RES
 #endif
 }
 
-void DPSOFTRAST_Draw_Span_TintedAddBuffersBGRA8(const DPSOFTRAST_State_Draw_Span * RESTRICT span, unsigned char *out4ub, const unsigned char *ina4ub, const unsigned char *inb4ub, const float *inbtintbgra)
+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
        int x, startx = span->startx, endx = span->endx;
@@ -2189,7 +3056,7 @@ void DPSOFTRAST_Draw_Span_TintedAddBuffersBGRA8(const DPSOFTRAST_State_Draw_Span
                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]));
@@ -2199,7 +3066,7 @@ void DPSOFTRAST_Draw_Span_TintedAddBuffersBGRA8(const DPSOFTRAST_State_Draw_Span
 #endif
 }
 
-void DPSOFTRAST_Draw_Span_MixBuffersBGRA8(const DPSOFTRAST_State_Draw_Span * RESTRICT span, unsigned char *out4ub, const unsigned char *ina4ub, const unsigned char *inb4ub)
+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
        int x, startx = span->startx, endx = span->endx;
@@ -2211,7 +3078,7 @@ void DPSOFTRAST_Draw_Span_MixBuffersBGRA8(const DPSOFTRAST_State_Draw_Span * RES
                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());
@@ -2222,7 +3089,7 @@ void DPSOFTRAST_Draw_Span_MixBuffersBGRA8(const DPSOFTRAST_State_Draw_Span * RES
 #endif
 }
 
-void DPSOFTRAST_Draw_Span_MixUniformColorBGRA8(const DPSOFTRAST_State_Draw_Span * RESTRICT span, unsigned char *out4ub, const unsigned char *in4ub, const float *color)
+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
        int x, startx = span->startx, endx = span->endx;
@@ -2235,7 +3102,7 @@ void DPSOFTRAST_Draw_Span_MixUniformColorBGRA8(const DPSOFTRAST_State_Draw_Span
                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));
@@ -2248,194 +3115,238 @@ void DPSOFTRAST_Draw_Span_MixUniformColorBGRA8(const DPSOFTRAST_State_Draw_Span
 
 void DPSOFTRAST_VertexShader_Generic(void)
 {
-       DPSOFTRAST_Array_Transform(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
-       DPSOFTRAST_Array_Copy(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_COLOR], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_COLOR], dpsoftrast.draw.numvertices);
-       DPSOFTRAST_Array_Copy(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.draw.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.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD1], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD1], dpsoftrast.draw.numvertices);
+               DPSOFTRAST_Array_Load(DPSOFTRAST_ARRAY_TEXCOORD1, DPSOFTRAST_ARRAY_TEXCOORD1);
 }
 
-void DPSOFTRAST_PixelShader_Generic(const DPSOFTRAST_State_Draw_Span * RESTRICT span)
+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];
        unsigned char buffer_texture_lightmapbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
        unsigned char buffer_FragColorbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
-       DPSOFTRAST_Draw_Span_Begin(span, buffer_z);
-       if (dpsoftrast.shader_permutation & SHADERPERMUTATION_DIFFUSE)
+       DPSOFTRAST_Draw_Span_Begin(thread, triangle, span, buffer_z);
+       if (thread->shader_permutation & SHADERPERMUTATION_DIFFUSE)
        {
-               DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(span, buffer_texture_colorbgra8, GL20TU_FIRST, 2, buffer_z);
-               DPSOFTRAST_Draw_Span_MultiplyVaryingBGRA8(span, buffer_FragColorbgra8, buffer_texture_colorbgra8, 1, buffer_z);
-               if (dpsoftrast.shader_permutation & SHADERPERMUTATION_SPECULAR)
+               DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_colorbgra8, GL20TU_FIRST, 2, buffer_z);
+               DPSOFTRAST_Draw_Span_MultiplyVaryingBGRA8(triangle, span, buffer_FragColorbgra8, buffer_texture_colorbgra8, 1, buffer_z);
+               if (thread->shader_permutation & SHADERPERMUTATION_SPECULAR)
                {
-                       DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(span, buffer_texture_lightmapbgra8, GL20TU_SECOND, 2, buffer_z);
-                       if (dpsoftrast.shader_permutation & SHADERPERMUTATION_COLORMAPPING)
+                       DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_lightmapbgra8, GL20TU_SECOND, 2, buffer_z);
+                       if (thread->shader_permutation & SHADERPERMUTATION_COLORMAPPING)
                        {
                                // multiply
-                               DPSOFTRAST_Draw_Span_MultiplyBuffersBGRA8(span, buffer_FragColorbgra8, buffer_FragColorbgra8, buffer_texture_lightmapbgra8);
+                               DPSOFTRAST_Draw_Span_MultiplyBuffersBGRA8(triangle, span, buffer_FragColorbgra8, buffer_FragColorbgra8, buffer_texture_lightmapbgra8);
                        }
-                       else if (dpsoftrast.shader_permutation & SHADERPERMUTATION_COLORMAPPING)
+                       else if (thread->shader_permutation & SHADERPERMUTATION_COLORMAPPING)
                        {
                                // add
-                               DPSOFTRAST_Draw_Span_AddBuffersBGRA8(span, buffer_FragColorbgra8, buffer_FragColorbgra8, buffer_texture_lightmapbgra8);
+                               DPSOFTRAST_Draw_Span_AddBuffersBGRA8(triangle, span, buffer_FragColorbgra8, buffer_FragColorbgra8, buffer_texture_lightmapbgra8);
                        }
-                       else if (dpsoftrast.shader_permutation & SHADERPERMUTATION_VERTEXTEXTUREBLEND)
+                       else if (thread->shader_permutation & SHADERPERMUTATION_VERTEXTEXTUREBLEND)
                        {
                                // alphablend
-                               DPSOFTRAST_Draw_Span_MixBuffersBGRA8(span, buffer_FragColorbgra8, buffer_FragColorbgra8, buffer_texture_lightmapbgra8);
+                               DPSOFTRAST_Draw_Span_MixBuffersBGRA8(triangle, span, buffer_FragColorbgra8, buffer_FragColorbgra8, buffer_texture_lightmapbgra8);
                        }
                }
        }
        else
-               DPSOFTRAST_Draw_Span_VaryingBGRA8(span, buffer_FragColorbgra8, 1, buffer_z);
-       DPSOFTRAST_Draw_Span_FinishBGRA8(span, buffer_FragColorbgra8);
+               DPSOFTRAST_Draw_Span_VaryingBGRA8(triangle, span, buffer_FragColorbgra8, 1, buffer_z);
+       DPSOFTRAST_Draw_Span_FinishBGRA8(thread, triangle, span, buffer_FragColorbgra8);
 }
 
 
 
 void DPSOFTRAST_VertexShader_PostProcess(void)
 {
-       DPSOFTRAST_Array_Transform(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
-       DPSOFTRAST_Array_Copy(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.draw.numvertices);
-       DPSOFTRAST_Array_Copy(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD1], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD1], dpsoftrast.draw.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_TEXCOORD1);
 }
 
-void DPSOFTRAST_PixelShader_PostProcess(const DPSOFTRAST_State_Draw_Span * RESTRICT span)
+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];
        unsigned char buffer_texture_colorbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
        unsigned char buffer_FragColorbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
-       DPSOFTRAST_Draw_Span_Begin(span, buffer_z);
-       DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(span, buffer_FragColorbgra8, GL20TU_FIRST, 2, buffer_z);
-       if (dpsoftrast.shader_permutation & SHADERPERMUTATION_BLOOM)
+       DPSOFTRAST_Draw_Span_Begin(thread, triangle, span, buffer_z);
+       DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_FragColorbgra8, GL20TU_FIRST, 2, buffer_z);
+       if (thread->shader_permutation & SHADERPERMUTATION_BLOOM)
        {
-               DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(span, buffer_texture_colorbgra8, GL20TU_SECOND, 3, buffer_z);
-               DPSOFTRAST_Draw_Span_AddBloomBGRA8(span, buffer_FragColorbgra8, buffer_FragColorbgra8, buffer_texture_colorbgra8, dpsoftrast.uniform4f + DPSOFTRAST_UNIFORM_BloomColorSubtract * 4);
+               DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_colorbgra8, GL20TU_SECOND, 3, buffer_z);
+               DPSOFTRAST_Draw_Span_AddBloomBGRA8(triangle, span, buffer_FragColorbgra8, buffer_FragColorbgra8, buffer_texture_colorbgra8, thread->uniform4f + DPSOFTRAST_UNIFORM_BloomColorSubtract * 4);
        }
-       DPSOFTRAST_Draw_Span_MixUniformColorBGRA8(span, buffer_FragColorbgra8, buffer_FragColorbgra8, dpsoftrast.uniform4f + DPSOFTRAST_UNIFORM_ViewTintColor * 4);
-       if (dpsoftrast.shader_permutation & SHADERPERMUTATION_SATURATION)
+       DPSOFTRAST_Draw_Span_MixUniformColorBGRA8(triangle, span, buffer_FragColorbgra8, buffer_FragColorbgra8, thread->uniform4f + DPSOFTRAST_UNIFORM_ViewTintColor * 4);
+       if (thread->shader_permutation & SHADERPERMUTATION_SATURATION)
        {
                // TODO: implement saturation
        }
-       if (dpsoftrast.shader_permutation & SHADERPERMUTATION_GAMMARAMPS)
+       if (thread->shader_permutation & SHADERPERMUTATION_GAMMARAMPS)
        {
                // TODO: implement gammaramps
        }
-       DPSOFTRAST_Draw_Span_FinishBGRA8(span, buffer_FragColorbgra8);
+       DPSOFTRAST_Draw_Span_FinishBGRA8(thread, triangle, span, buffer_FragColorbgra8);
 }
 
 
 
 void DPSOFTRAST_VertexShader_Depth_Or_Shadow(void)
 {
-       DPSOFTRAST_Array_Transform(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.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(const DPSOFTRAST_State_Draw_Span * RESTRICT span)
+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(span, buffer_z);
-       memset(buffer_FragColorbgra8, 0, span->length*4);
-       DPSOFTRAST_Draw_Span_FinishBGRA8(span, buffer_FragColorbgra8);
+       DPSOFTRAST_Draw_Span_Begin(thread, triangle, span, buffer_z);
+       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)
 {
-       DPSOFTRAST_Array_Transform(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
-       DPSOFTRAST_Array_Transform(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.draw.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(const DPSOFTRAST_State_Draw_Span * RESTRICT span)
+void DPSOFTRAST_PixelShader_FlatColor(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
 {
+#ifdef SSE2_PRESENT
+       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)(dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Ambient*4+0]*256.0f);
-       Color_Ambienti[1] = (int)(dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Ambient*4+1]*256.0f);
-       Color_Ambienti[0] = (int)(dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Ambient*4+2]*256.0f);
-       Color_Ambienti[3] = (int)(dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Alpha*4+0]        *256.0f);
-       DPSOFTRAST_Draw_Span_Begin(span, buffer_z);
-       DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(span, buffer_texture_colorbgra8, GL20TU_COLOR, 2, buffer_z);
+       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)
+               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(span, buffer_FragColorbgra8);
+       if (pixel == buffer_FragColorbgra8)
+               DPSOFTRAST_Draw_Span_FinishBGRA8(thread, triangle, span, buffer_FragColorbgra8);
+#endif
 }
 
 
 
 void DPSOFTRAST_VertexShader_VertexColor(void)
 {
-       DPSOFTRAST_Array_Transform(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
-       DPSOFTRAST_Array_Copy(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_COLOR], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_COLOR], dpsoftrast.draw.numvertices);
-       DPSOFTRAST_Array_Transform(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.draw.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(const DPSOFTRAST_State_Draw_Span * RESTRICT span)
+void DPSOFTRAST_PixelShader_VertexColor(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
 {
+#ifdef SSE2_PRESENT
+       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;
+       __m128i Color_Ambientm, Color_Diffusem;
+       __m128 data, slope;
        float buffer_z[DPSOFTRAST_DRAW_MAXSPANLENGTH];
        unsigned char buffer_texture_colorbgra8[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];
-       float data[4];
-       float slope[4];
-       float z;
        int arrayindex = DPSOFTRAST_ARRAY_COLOR;
-       data[2] = span->data[0][arrayindex][0];
-       data[1] = span->data[0][arrayindex][1];
-       data[0] = span->data[0][arrayindex][2];
-       data[3] = span->data[0][arrayindex][3];
-       slope[2] = span->data[1][arrayindex][0];
-       slope[1] = span->data[1][arrayindex][1];
-       slope[0] = span->data[1][arrayindex][2];
-       slope[3] = span->data[1][arrayindex][3];
-       Color_Ambient[2] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Ambient*4+0];
-       Color_Ambient[1] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Ambient*4+1];
-       Color_Ambient[0] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Ambient*4+2];
-       Color_Ambient[3] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Alpha*4+0];
-       Color_Diffuse[2] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Diffuse*4+0];
-       Color_Diffuse[1] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Diffuse*4+1];
-       Color_Diffuse[0] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Diffuse*4+2];
-       Color_Diffuse[3] = 0.0f;
-       DPSOFTRAST_Draw_Span_Begin(span, buffer_z);
-       DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(span, buffer_texture_colorbgra8, GL20TU_COLOR, 2, buffer_z);
-       for (x = startx;x < endx;x++)
+       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)
+               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);
+       Color_Diffusem = _mm_shuffle_epi32(_mm_cvtps_epi32(_mm_mul_ps(_mm_load_ps(&thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Diffuse*4]), _mm_set1_ps(4096.0f))), _MM_SHUFFLE(3, 0, 1, 2));
+       Color_Diffusem = _mm_and_si128(Color_Diffusem, _mm_setr_epi32(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0));
+       Color_Diffusem = _mm_packs_epi32(Color_Diffusem, Color_Diffusem);
+       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(4096.0f));
+       slope = _mm_mul_ps(slope, _mm_set1_ps(4096.0f));
+       for (x = startx;x < endx;x++, data = _mm_add_ps(data, slope))
        {
-               z = buffer_z[x];
-               buffer_FragColorbgra8[x*4+0] = (int)(buffer_texture_colorbgra8[x*4+0] * (Color_Ambient[0] + ((data[0] + slope[0]*x) * z) * Color_Diffuse[0]));
-               buffer_FragColorbgra8[x*4+1] = (int)(buffer_texture_colorbgra8[x*4+1] * (Color_Ambient[1] + ((data[1] + slope[1]*x) * z) * Color_Diffuse[1]));
-               buffer_FragColorbgra8[x*4+2] = (int)(buffer_texture_colorbgra8[x*4+2] * (Color_Ambient[2] + ((data[2] + slope[2]*x) * z) * Color_Diffuse[2]));
-               buffer_FragColorbgra8[x*4+3] = (int)(buffer_texture_colorbgra8[x*4+3] * (Color_Ambient[3] + ((data[3] + slope[3]*x) * z) * Color_Diffuse[3]));
+               __m128i color, mod, pix;
+               if (x + 4 <= endx && *(const unsigned int *)&pixelmask[x] == 0x01010101)
+               {
+                       __m128i pix2, mod2;
+                       __m128 z = _mm_loadu_ps(&buffer_z[x]);
+                       color = _mm_loadu_si128((const __m128i *)&buffer_texture_colorbgra8[x*4]);
+                       mod = _mm_cvtps_epi32(_mm_mul_ps(data, _mm_shuffle_ps(z, z, _MM_SHUFFLE(0, 0, 0, 0))));
+                       data = _mm_add_ps(data, slope);
+                       mod = _mm_packs_epi32(mod, _mm_cvtps_epi32(_mm_mul_ps(data, _mm_shuffle_ps(z, z, _MM_SHUFFLE(1, 1, 1, 1)))));
+                       data = _mm_add_ps(data, slope);
+                       mod2 = _mm_cvtps_epi32(_mm_mul_ps(data, _mm_shuffle_ps(z, z, _MM_SHUFFLE(2, 2, 2, 2))));
+                       data = _mm_add_ps(data, slope);
+                       mod2 = _mm_packs_epi32(mod2, _mm_cvtps_epi32(_mm_mul_ps(data, _mm_shuffle_ps(z, z, _MM_SHUFFLE(3, 3, 3, 3)))));
+                       pix = _mm_mulhi_epu16(_mm_add_epi16(_mm_mulhi_epu16(Color_Diffusem, mod), Color_Ambientm),
+                                                                 _mm_unpacklo_epi8(_mm_setzero_si128(), color));
+                       pix2 = _mm_mulhi_epu16(_mm_add_epi16(_mm_mulhi_epu16(Color_Diffusem, mod2), 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]));
+               mod = _mm_cvtps_epi32(_mm_mul_ps(data, _mm_load1_ps(&buffer_z[x]))); 
+               mod = _mm_packs_epi32(mod, mod);
+               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));
        }
-       DPSOFTRAST_Draw_Span_FinishBGRA8(span, buffer_FragColorbgra8);
+       if (pixel == buffer_FragColorbgra8)
+               DPSOFTRAST_Draw_Span_FinishBGRA8(thread, triangle, span, buffer_FragColorbgra8);
+#endif
 }
 
 
 
 void DPSOFTRAST_VertexShader_Lightmap(void)
 {
-       DPSOFTRAST_Array_Transform(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
-       DPSOFTRAST_Array_Transform(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.draw.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_TexMatrixM1);
-       DPSOFTRAST_Array_Copy(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD4], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD4], dpsoftrast.draw.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(const DPSOFTRAST_State_Draw_Span * RESTRICT span)
+void DPSOFTRAST_PixelShader_Lightmap(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
 {
 #ifdef SSE2_PRESENT
        unsigned char * RESTRICT pixelmask = span->pixelmask;
-       unsigned char * RESTRICT pixel = (unsigned char *)dpsoftrast.fb_colorpixels[0] + span->start * 4;
+       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;
        __m128i Color_Ambientm, Color_Diffusem, Color_Glowm, Color_AmbientGlowm;
        float buffer_z[DPSOFTRAST_DRAW_MAXSPANLENGTH];
@@ -2443,22 +3354,22 @@ void DPSOFTRAST_PixelShader_Lightmap(const DPSOFTRAST_State_Draw_Span * RESTRICT
        unsigned char buffer_texture_lightmapbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
        unsigned char buffer_texture_glowbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
        unsigned char buffer_FragColorbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
-       DPSOFTRAST_Draw_Span_Begin(span, buffer_z);
-       DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(span, buffer_texture_colorbgra8, GL20TU_COLOR, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
-       DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(span, buffer_texture_lightmapbgra8, GL20TU_LIGHTMAP, DPSOFTRAST_ARRAY_TEXCOORD4, buffer_z);
-       if (dpsoftrast.user.alphatest || dpsoftrast.fb_blendmode != DPSOFTRAST_BLENDMODE_OPAQUE)
+       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)
                pixel = buffer_FragColorbgra8;
-       Color_Ambientm = _mm_shuffle_epi32(_mm_cvtps_epi32(_mm_mul_ps(_mm_load_ps(&dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Ambient*4]), _mm_set1_ps(256.0f))), _MM_SHUFFLE(3, 0, 1, 2));
+       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)(dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Alpha*4+0]*255.0f)));
+       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);
-       Color_Diffusem = _mm_shuffle_epi32(_mm_cvtps_epi32(_mm_mul_ps(_mm_load_ps(&dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Diffuse*4]), _mm_set1_ps(256.0f))), _MM_SHUFFLE(3, 0, 1, 2));
+       Color_Diffusem = _mm_shuffle_epi32(_mm_cvtps_epi32(_mm_mul_ps(_mm_load_ps(&thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Diffuse*4]), _mm_set1_ps(256.0f))), _MM_SHUFFLE(3, 0, 1, 2));
        Color_Diffusem = _mm_and_si128(Color_Diffusem, _mm_setr_epi32(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0));
        Color_Diffusem = _mm_packs_epi32(Color_Diffusem, Color_Diffusem);
-       if (dpsoftrast.shader_permutation & SHADERPERMUTATION_GLOW)
+       if (thread->shader_permutation & SHADERPERMUTATION_GLOW)
        {
-               DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(span, buffer_texture_glowbgra8, GL20TU_GLOW, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
-               Color_Glowm = _mm_shuffle_epi32(_mm_cvtps_epi32(_mm_mul_ps(_mm_load_ps(&dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Glow*4]), _mm_set1_ps(256.0f))), _MM_SHUFFLE(3, 0, 1, 2));
+               DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_glowbgra8, GL20TU_GLOW, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
+               Color_Glowm = _mm_shuffle_epi32(_mm_cvtps_epi32(_mm_mul_ps(_mm_load_ps(&thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Glow*4]), _mm_set1_ps(256.0f))), _MM_SHUFFLE(3, 0, 1, 2));
                Color_Glowm = _mm_and_si128(Color_Glowm, _mm_setr_epi32(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0));
                Color_Glowm = _mm_packs_epi32(Color_Glowm, Color_Glowm);
                Color_AmbientGlowm = _mm_unpacklo_epi64(Color_Ambientm, Color_Glowm);
@@ -2481,7 +3392,7 @@ void DPSOFTRAST_PixelShader_Lightmap(const DPSOFTRAST_State_Draw_Span * RESTRICT
                                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]));
@@ -2509,7 +3420,7 @@ void DPSOFTRAST_PixelShader_Lightmap(const DPSOFTRAST_State_Draw_Span * RESTRICT
                                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]));
@@ -2517,8 +3428,8 @@ void DPSOFTRAST_PixelShader_Lightmap(const DPSOFTRAST_State_Draw_Span * RESTRICT
                        *(int *)&pixel[x*4] = _mm_cvtsi128_si32(_mm_packus_epi16(pix, pix));
                }
        }
-       if(pixel == buffer_FragColorbgra8)
-               DPSOFTRAST_Draw_Span_FinishBGRA8(span, buffer_FragColorbgra8);
+       if (pixel == buffer_FragColorbgra8)
+               DPSOFTRAST_Draw_Span_FinishBGRA8(thread, triangle, span, buffer_FragColorbgra8);
 #endif
 }
 
@@ -2526,17 +3437,17 @@ void DPSOFTRAST_PixelShader_Lightmap(const DPSOFTRAST_State_Draw_Span * RESTRICT
 
 void DPSOFTRAST_VertexShader_FakeLight(void)
 {
-       DPSOFTRAST_Array_Transform(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.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_FakeLight(const DPSOFTRAST_State_Draw_Span * RESTRICT span)
+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(span, buffer_z);
-       memset(buffer_FragColorbgra8, 0, span->length*4);
-       DPSOFTRAST_Draw_Span_FinishBGRA8(span, buffer_FragColorbgra8);
+       DPSOFTRAST_Draw_Span_Begin(thread, triangle, span, buffer_z);
+       memset(buffer_FragColorbgra8 + span->startx*4, 0, (span->endx - span->startx)*4);
+       DPSOFTRAST_Draw_Span_FinishBGRA8(thread, triangle, span, buffer_FragColorbgra8);
 }
 
 
@@ -2546,9 +3457,9 @@ void DPSOFTRAST_VertexShader_LightDirectionMap_ModelSpace(void)
        DPSOFTRAST_VertexShader_Lightmap();
 }
 
-void DPSOFTRAST_PixelShader_LightDirectionMap_ModelSpace(const DPSOFTRAST_State_Draw_Span * RESTRICT span)
+void DPSOFTRAST_PixelShader_LightDirectionMap_ModelSpace(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
 {
-       DPSOFTRAST_PixelShader_Lightmap(span);
+       DPSOFTRAST_PixelShader_Lightmap(thread, triangle, span);
        // TODO: IMPLEMENT
 }
 
@@ -2559,9 +3470,9 @@ void DPSOFTRAST_VertexShader_LightDirectionMap_TangentSpace(void)
        DPSOFTRAST_VertexShader_Lightmap();
 }
 
-void DPSOFTRAST_PixelShader_LightDirectionMap_TangentSpace(const DPSOFTRAST_State_Draw_Span * RESTRICT span)
+void DPSOFTRAST_PixelShader_LightDirectionMap_TangentSpace(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
 {
-       DPSOFTRAST_PixelShader_Lightmap(span);
+       DPSOFTRAST_PixelShader_Lightmap(thread, triangle, span);
        // TODO: IMPLEMENT
 }
 
@@ -2570,7 +3481,7 @@ void DPSOFTRAST_PixelShader_LightDirectionMap_TangentSpace(const DPSOFTRAST_Stat
 void DPSOFTRAST_VertexShader_LightDirection(void)
 {
        int i;
-       int numvertices = dpsoftrast.draw.numvertices;
+       int numvertices = dpsoftrast.numvertices;
        float LightDir[4];
        float LightVector[4];
        float EyePosition[4];
@@ -2588,40 +3499,44 @@ 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_Transform(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
-       DPSOFTRAST_Array_Transform(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.draw.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.draw.in_array4f[DPSOFTRAST_ARRAY_POSITION][i*4+0];
-               position[1] = dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_POSITION][i*4+1];
-               position[2] = dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_POSITION][i*4+2];
-               svector[0] = dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+0];
-               svector[1] = dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+1];
-               svector[2] = dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+2];
-               tvector[0] = dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+0];
-               tvector[1] = dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+1];
-               tvector[2] = dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+2];
-               normal[0] = dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD3][i*4+0];
-               normal[1] = dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD3][i*4+1];
-               normal[2] = dpsoftrast.draw.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.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+0] = LightVector[0];
-               dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+1] = LightVector[1];
-               dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+2] = LightVector[2];
-               dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+3] = 0.0f;
+               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;
                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.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+0] = EyeVector[0];
-               dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+1] = EyeVector[1];
-               dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+2] = EyeVector[2];
-               dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+3] = 0.0f;
+               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_Array_TransformProject(DPSOFTRAST_ARRAY_POSITION, -1, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
 }
 
 #define DPSOFTRAST_Min(a,b) ((a) < (b) ? (a) : (b))
@@ -2643,7 +3558,7 @@ do\
 }\
 while(0)
 
-void DPSOFTRAST_PixelShader_LightDirection(const DPSOFTRAST_State_Draw_Span * RESTRICT span)
+void DPSOFTRAST_PixelShader_LightDirection(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];
@@ -2670,66 +3585,52 @@ void DPSOFTRAST_PixelShader_LightDirection(const DPSOFTRAST_State_Draw_Span * RE
        float specular;
        float SpecularPower;
        int d[4];
-       Color_Glow[2] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Glow*4+0];
-       Color_Glow[1] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Glow*4+1];
-       Color_Glow[0] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Glow*4+2];
+       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;
-       Color_Ambient[2] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Ambient*4+0];
-       Color_Ambient[1] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Ambient*4+1];
-       Color_Ambient[0] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Ambient*4+2];
-       Color_Ambient[3] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Alpha*4+0];
-       Color_Pants[2] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Pants*4+0];
-       Color_Pants[1] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Pants*4+1];
-       Color_Pants[0] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Pants*4+2];
+       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];
+       Color_Ambient[3] = thread->uniform4f[DPSOFTRAST_UNIFORM_Alpha*4+0];
+       Color_Pants[2] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Pants*4+0];
+       Color_Pants[1] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Pants*4+1];
+       Color_Pants[0] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Pants*4+2];
        Color_Pants[3] = 0.0f;
-       Color_Shirt[2] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Shirt*4+0];
-       Color_Shirt[1] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Shirt*4+1];
-       Color_Shirt[0] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Shirt*4+2];
+       Color_Shirt[2] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Shirt*4+0];
+       Color_Shirt[1] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Shirt*4+1];
+       Color_Shirt[0] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Shirt*4+2];
        Color_Shirt[3] = 0.0f;
-       DPSOFTRAST_Draw_Span_Begin(span, buffer_z);
-       DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(span, buffer_texture_colorbgra8, GL20TU_COLOR, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
-       if (dpsoftrast.shader_permutation & SHADERPERMUTATION_COLORMAPPING)
+       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);
+       if (thread->shader_permutation & SHADERPERMUTATION_COLORMAPPING)
        {
-               DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(span, buffer_texture_pantsbgra8, GL20TU_PANTS, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
-               DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(span, buffer_texture_shirtbgra8, GL20TU_SHIRT, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
+               DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_pantsbgra8, GL20TU_PANTS, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
+               DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_shirtbgra8, GL20TU_SHIRT, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
        }
-       if (dpsoftrast.shader_permutation & SHADERPERMUTATION_GLOW)
+       if (thread->shader_permutation & SHADERPERMUTATION_GLOW)
        {
-               DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(span, buffer_texture_glowbgra8, GL20TU_GLOW, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
+               DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_glowbgra8, GL20TU_GLOW, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
        }
-       if (dpsoftrast.shader_permutation & SHADERPERMUTATION_SPECULAR)
+       if (thread->shader_permutation & SHADERPERMUTATION_SPECULAR)
        {
-               Color_Diffuse[2] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Diffuse*4+0];
-               Color_Diffuse[1] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Diffuse*4+1];
-               Color_Diffuse[0] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Diffuse*4+2];
+               Color_Diffuse[2] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Diffuse*4+0];
+               Color_Diffuse[1] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Diffuse*4+1];
+               Color_Diffuse[0] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Diffuse*4+2];
                Color_Diffuse[3] = 0.0f;
-               LightColor[2] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_LightColor*4+0];
-               LightColor[1] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_LightColor*4+1];
-               LightColor[0] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_LightColor*4+2];
+               LightColor[2] = thread->uniform4f[DPSOFTRAST_UNIFORM_LightColor*4+0];
+               LightColor[1] = thread->uniform4f[DPSOFTRAST_UNIFORM_LightColor*4+1];
+               LightColor[0] = thread->uniform4f[DPSOFTRAST_UNIFORM_LightColor*4+2];
                LightColor[3] = 0.0f;
-               LightVectordata[0]  = span->data[0][DPSOFTRAST_ARRAY_TEXCOORD1][0];
-               LightVectordata[1]  = span->data[0][DPSOFTRAST_ARRAY_TEXCOORD1][1];
-               LightVectordata[2]  = span->data[0][DPSOFTRAST_ARRAY_TEXCOORD1][2];
-               LightVectordata[3]  = span->data[0][DPSOFTRAST_ARRAY_TEXCOORD1][3];
-               LightVectorslope[0] = span->data[1][DPSOFTRAST_ARRAY_TEXCOORD1][0];
-               LightVectorslope[1] = span->data[1][DPSOFTRAST_ARRAY_TEXCOORD1][1];
-               LightVectorslope[2] = span->data[1][DPSOFTRAST_ARRAY_TEXCOORD1][2];
-               LightVectorslope[3] = span->data[1][DPSOFTRAST_ARRAY_TEXCOORD1][3];
-               DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(span, buffer_texture_normalbgra8, GL20TU_NORMAL, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
-               Color_Specular[2] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Specular*4+0];
-               Color_Specular[1] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Specular*4+1];
-               Color_Specular[0] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Specular*4+2];
+               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 = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_SpecularPower*4+0] * (1.0f / 255.0f);
-               EyeVectordata[0]    = span->data[0][DPSOFTRAST_ARRAY_TEXCOORD2][0];
-               EyeVectordata[1]    = span->data[0][DPSOFTRAST_ARRAY_TEXCOORD2][1];
-               EyeVectordata[2]    = span->data[0][DPSOFTRAST_ARRAY_TEXCOORD2][2];
-               EyeVectordata[3]    = span->data[0][DPSOFTRAST_ARRAY_TEXCOORD2][3];
-               EyeVectorslope[0]   = span->data[1][DPSOFTRAST_ARRAY_TEXCOORD2][0];
-               EyeVectorslope[1]   = span->data[1][DPSOFTRAST_ARRAY_TEXCOORD2][1];
-               EyeVectorslope[2]   = span->data[1][DPSOFTRAST_ARRAY_TEXCOORD2][2];
-               EyeVectorslope[3]   = span->data[1][DPSOFTRAST_ARRAY_TEXCOORD2][3];
-               DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(span, buffer_texture_glossbgra8, GL20TU_GLOSS, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
+               SpecularPower = thread->uniform4f[DPSOFTRAST_UNIFORM_SpecularPower*4+0] * (1.0f / 255.0f);
+               DPSOFTRAST_CALCATTRIB4F(triangle, span, EyeVectordata, EyeVectorslope, DPSOFTRAST_ARRAY_TEXCOORD2);
+               DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_glossbgra8, GL20TU_GLOSS, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
                for (x = startx;x < endx;x++)
                {
                        z = buffer_z[x];
@@ -2737,7 +3638,7 @@ void DPSOFTRAST_PixelShader_LightDirection(const DPSOFTRAST_State_Draw_Span * RE
                        diffusetex[1] = buffer_texture_colorbgra8[x*4+1];
                        diffusetex[2] = buffer_texture_colorbgra8[x*4+2];
                        diffusetex[3] = buffer_texture_colorbgra8[x*4+3];
-                       if (dpsoftrast.shader_permutation & SHADERPERMUTATION_COLORMAPPING)
+                       if (thread->shader_permutation & SHADERPERMUTATION_COLORMAPPING)
                        {
                                diffusetex[0] += buffer_texture_pantsbgra8[x*4+0] * Color_Pants[0] + buffer_texture_shirtbgra8[x*4+0] * Color_Shirt[0];
                                diffusetex[1] += buffer_texture_pantsbgra8[x*4+1] * Color_Pants[1] + buffer_texture_shirtbgra8[x*4+1] * Color_Shirt[1];
@@ -2771,7 +3672,7 @@ void DPSOFTRAST_PixelShader_LightDirection(const DPSOFTRAST_State_Draw_Span * RE
                        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 (dpsoftrast.shader_permutation & SHADERPERMUTATION_GLOW)
+                       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;
                                d[1] = (int)(buffer_texture_glowbgra8[x*4+1] * Color_Glow[1] + diffusetex[1] * Color_Ambient[1] + (diffusetex[1] * Color_Diffuse[1] * diffuse + glosstex[1] * Color_Specular[1] * specular) * LightColor[1]);if (d[1] > 255) d[1] = 255;
@@ -2791,25 +3692,18 @@ void DPSOFTRAST_PixelShader_LightDirection(const DPSOFTRAST_State_Draw_Span * RE
                        buffer_FragColorbgra8[x*4+3] = d[3];
                }
        }
-       else if (dpsoftrast.shader_permutation & SHADERPERMUTATION_DIFFUSE)
+       else if (thread->shader_permutation & SHADERPERMUTATION_DIFFUSE)
        {
-               Color_Diffuse[2] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Diffuse*4+0];
-               Color_Diffuse[1] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Diffuse*4+1];
-               Color_Diffuse[0] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Diffuse*4+2];
+               Color_Diffuse[2] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Diffuse*4+0];
+               Color_Diffuse[1] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Diffuse*4+1];
+               Color_Diffuse[0] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Diffuse*4+2];
                Color_Diffuse[3] = 0.0f;
-               LightColor[2] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_LightColor*4+0];
-               LightColor[1] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_LightColor*4+1];
-               LightColor[0] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_LightColor*4+2];
+               LightColor[2] = thread->uniform4f[DPSOFTRAST_UNIFORM_LightColor*4+0];
+               LightColor[1] = thread->uniform4f[DPSOFTRAST_UNIFORM_LightColor*4+1];
+               LightColor[0] = thread->uniform4f[DPSOFTRAST_UNIFORM_LightColor*4+2];
                LightColor[3] = 0.0f;
-               LightVectordata[0]  = span->data[0][DPSOFTRAST_ARRAY_TEXCOORD1][0];
-               LightVectordata[1]  = span->data[0][DPSOFTRAST_ARRAY_TEXCOORD1][1];
-               LightVectordata[2]  = span->data[0][DPSOFTRAST_ARRAY_TEXCOORD1][2];
-               LightVectordata[3]  = span->data[0][DPSOFTRAST_ARRAY_TEXCOORD1][3];
-               LightVectorslope[0] = span->data[1][DPSOFTRAST_ARRAY_TEXCOORD1][0];
-               LightVectorslope[1] = span->data[1][DPSOFTRAST_ARRAY_TEXCOORD1][1];
-               LightVectorslope[2] = span->data[1][DPSOFTRAST_ARRAY_TEXCOORD1][2];
-               LightVectorslope[3] = span->data[1][DPSOFTRAST_ARRAY_TEXCOORD1][3];
-               DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(span, buffer_texture_normalbgra8, GL20TU_NORMAL, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
+               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);
                for (x = startx;x < endx;x++)
                {
                        z = buffer_z[x];
@@ -2828,7 +3722,7 @@ void DPSOFTRAST_PixelShader_LightDirection(const DPSOFTRAST_State_Draw_Span * RE
                        DPSOFTRAST_Vector3Normalize(lightnormal);
 
                        diffuse = DPSOFTRAST_Vector3Dot(surfacenormal, lightnormal);if (diffuse < 0.0f) diffuse = 0.0f;
-                       if (dpsoftrast.shader_permutation & SHADERPERMUTATION_GLOW)
+                       if (thread->shader_permutation & SHADERPERMUTATION_GLOW)
                        {
                                d[0] = (int)(buffer_texture_glowbgra8[x*4+0] * Color_Glow[0] + diffusetex[0] * (Color_Ambient[0] + Color_Diffuse[0] * diffuse * LightColor[0]));if (d[0] > 255) d[0] = 255;
                                d[1] = (int)(buffer_texture_glowbgra8[x*4+1] * Color_Glow[1] + diffusetex[1] * (Color_Ambient[1] + Color_Diffuse[1] * diffuse * LightColor[1]));if (d[1] > 255) d[1] = 255;
@@ -2858,7 +3752,7 @@ void DPSOFTRAST_PixelShader_LightDirection(const DPSOFTRAST_State_Draw_Span * RE
                        diffusetex[2] = buffer_texture_colorbgra8[x*4+2];
                        diffusetex[3] = buffer_texture_colorbgra8[x*4+3];
 
-                       if (dpsoftrast.shader_permutation & SHADERPERMUTATION_GLOW)
+                       if (thread->shader_permutation & SHADERPERMUTATION_GLOW)
                        {
                                d[0] = (int)(buffer_texture_glowbgra8[x*4+0] * Color_Glow[0] + diffusetex[0] * Color_Ambient[0]);if (d[0] > 255) d[0] = 255;
                                d[1] = (int)(buffer_texture_glowbgra8[x*4+1] * Color_Glow[1] + diffusetex[1] * Color_Ambient[1]);if (d[1] > 255) d[1] = 255;
@@ -2878,7 +3772,7 @@ void DPSOFTRAST_PixelShader_LightDirection(const DPSOFTRAST_State_Draw_Span * RE
                        buffer_FragColorbgra8[x*4+3] = d[3];
                }
        }
-       DPSOFTRAST_Draw_Span_FinishBGRA8(span, buffer_FragColorbgra8);
+       DPSOFTRAST_Draw_Span_FinishBGRA8(thread, triangle, span, buffer_FragColorbgra8);
 }
 
 
@@ -2886,7 +3780,7 @@ void DPSOFTRAST_PixelShader_LightDirection(const DPSOFTRAST_State_Draw_Span * RE
 void DPSOFTRAST_VertexShader_LightSource(void)
 {
        int i;
-       int numvertices = dpsoftrast.draw.numvertices;
+       int numvertices = dpsoftrast.numvertices;
        float LightPosition[4];
        float LightVector[4];
        float LightVectorModelSpace[4];
@@ -2905,49 +3799,54 @@ 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_Transform(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1);
-       DPSOFTRAST_Array_Transform(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD0], dpsoftrast.draw.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_TexMatrixM1);
-       DPSOFTRAST_Array_Transform(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD3], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.numvertices, dpsoftrast.uniform4f + 4*DPSOFTRAST_UNIFORM_ModelToLightM1);
-       DPSOFTRAST_Array_Copy(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD4], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD4], dpsoftrast.draw.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.draw.in_array4f[DPSOFTRAST_ARRAY_POSITION][i*4+0];
-               position[1] = dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_POSITION][i*4+1];
-               position[2] = dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_POSITION][i*4+2];
-               svector[0] = dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+0];
-               svector[1] = dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+1];
-               svector[2] = dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+2];
-               tvector[0] = dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+0];
-               tvector[1] = dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+1];
-               tvector[2] = dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+2];
-               normal[0] = dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD3][i*4+0];
-               normal[1] = dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_TEXCOORD3][i*4+1];
-               normal[2] = dpsoftrast.draw.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];
                LightVector[0] = svector[0] * LightVectorModelSpace[0] + svector[1] * LightVectorModelSpace[1] + svector[2] * LightVectorModelSpace[2];
                LightVector[1] = tvector[0] * LightVectorModelSpace[0] + tvector[1] * LightVectorModelSpace[1] + tvector[2] * LightVectorModelSpace[2];
                LightVector[2] = normal[0]  * LightVectorModelSpace[0] + normal[1]  * LightVectorModelSpace[1] + normal[2]  * LightVectorModelSpace[2];
-               dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+0] = LightVector[0];
-               dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+1] = LightVector[1];
-               dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+2] = LightVector[2];
-               dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD1][i*4+3] = 0.0f;
+               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;
                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.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+0] = EyeVector[0];
-               dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+1] = EyeVector[1];
-               dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+2] = EyeVector[2];
-               dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_TEXCOORD2][i*4+3] = 0.0f;
+               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_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(const DPSOFTRAST_State_Draw_Span * RESTRICT span)
+void DPSOFTRAST_PixelShader_LightSource(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span)
 {
+#ifdef SSE2_PRESENT
        float buffer_z[DPSOFTRAST_DRAW_MAXSPANLENGTH];
        unsigned char buffer_texture_colorbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
        unsigned char buffer_texture_normalbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
@@ -2977,73 +3876,52 @@ void DPSOFTRAST_PixelShader_LightSource(const DPSOFTRAST_State_Draw_Span * RESTR
        float CubeVector[4];
        float attenuation;
        int d[4];
-       Color_Glow[2] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Glow*4+0];
-       Color_Glow[1] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Glow*4+1];
-       Color_Glow[0] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Glow*4+2];
+       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;
-       Color_Ambient[2] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Ambient*4+0];
-       Color_Ambient[1] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Ambient*4+1];
-       Color_Ambient[0] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Ambient*4+2];
-       Color_Ambient[3] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Alpha*4+0];
-       Color_Diffuse[2] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Diffuse*4+0];
-       Color_Diffuse[1] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Diffuse*4+1];
-       Color_Diffuse[0] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Diffuse*4+2];
+       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];
+       Color_Ambient[3] = thread->uniform4f[DPSOFTRAST_UNIFORM_Alpha*4+0];
+       Color_Diffuse[2] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Diffuse*4+0];
+       Color_Diffuse[1] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Diffuse*4+1];
+       Color_Diffuse[0] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Diffuse*4+2];
        Color_Diffuse[3] = 0.0f;
-       Color_Specular[2] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Specular*4+0];
-       Color_Specular[1] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Specular*4+1];
-       Color_Specular[0] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Specular*4+2];
+       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;
-       Color_Pants[2] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Pants*4+0];
-       Color_Pants[1] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Pants*4+1];
-       Color_Pants[0] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Pants*4+2];
+       Color_Pants[2] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Pants*4+0];
+       Color_Pants[1] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Pants*4+1];
+       Color_Pants[0] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Pants*4+2];
        Color_Pants[3] = 0.0f;
-       Color_Shirt[2] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Shirt*4+0];
-       Color_Shirt[1] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Shirt*4+1];
-       Color_Shirt[0] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_Color_Shirt*4+2];
+       Color_Shirt[2] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Shirt*4+0];
+       Color_Shirt[1] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Shirt*4+1];
+       Color_Shirt[0] = thread->uniform4f[DPSOFTRAST_UNIFORM_Color_Shirt*4+2];
        Color_Shirt[3] = 0.0f;
-       LightColor[2] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_LightColor*4+0];
-       LightColor[1] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_LightColor*4+1];
-       LightColor[0] = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_LightColor*4+2];
+       LightColor[2] = thread->uniform4f[DPSOFTRAST_UNIFORM_LightColor*4+0];
+       LightColor[1] = thread->uniform4f[DPSOFTRAST_UNIFORM_LightColor*4+1];
+       LightColor[0] = thread->uniform4f[DPSOFTRAST_UNIFORM_LightColor*4+2];
        LightColor[3] = 0.0f;
-       SpecularPower = dpsoftrast.uniform4f[DPSOFTRAST_UNIFORM_SpecularPower*4+0] * (1.0f / 255.0f);
-       EyeVectordata[0]    = span->data[0][DPSOFTRAST_ARRAY_TEXCOORD2][0];
-       EyeVectordata[1]    = span->data[0][DPSOFTRAST_ARRAY_TEXCOORD2][1];
-       EyeVectordata[2]    = span->data[0][DPSOFTRAST_ARRAY_TEXCOORD2][2];
-       EyeVectordata[3]    = span->data[0][DPSOFTRAST_ARRAY_TEXCOORD2][3];
-       EyeVectorslope[0]   = span->data[1][DPSOFTRAST_ARRAY_TEXCOORD2][0];
-       EyeVectorslope[1]   = span->data[1][DPSOFTRAST_ARRAY_TEXCOORD2][1];
-       EyeVectorslope[2]   = span->data[1][DPSOFTRAST_ARRAY_TEXCOORD2][2];
-       EyeVectorslope[3]   = span->data[1][DPSOFTRAST_ARRAY_TEXCOORD2][3];
-       LightVectordata[0]  = span->data[0][DPSOFTRAST_ARRAY_TEXCOORD1][0];
-       LightVectordata[1]  = span->data[0][DPSOFTRAST_ARRAY_TEXCOORD1][1];
-       LightVectordata[2]  = span->data[0][DPSOFTRAST_ARRAY_TEXCOORD1][2];
-       LightVectordata[3]  = span->data[0][DPSOFTRAST_ARRAY_TEXCOORD1][3];
-       LightVectorslope[0] = span->data[1][DPSOFTRAST_ARRAY_TEXCOORD1][0];
-       LightVectorslope[1] = span->data[1][DPSOFTRAST_ARRAY_TEXCOORD1][1];
-       LightVectorslope[2] = span->data[1][DPSOFTRAST_ARRAY_TEXCOORD1][2];
-       LightVectorslope[3] = span->data[1][DPSOFTRAST_ARRAY_TEXCOORD1][3];
-       CubeVectordata[0]  = span->data[0][DPSOFTRAST_ARRAY_TEXCOORD3][0];
-       CubeVectordata[1]  = span->data[0][DPSOFTRAST_ARRAY_TEXCOORD3][1];
-       CubeVectordata[2]  = span->data[0][DPSOFTRAST_ARRAY_TEXCOORD3][2];
-       CubeVectordata[3]  = span->data[0][DPSOFTRAST_ARRAY_TEXCOORD3][3];
-       CubeVectorslope[0] = span->data[1][DPSOFTRAST_ARRAY_TEXCOORD3][0];
-       CubeVectorslope[1] = span->data[1][DPSOFTRAST_ARRAY_TEXCOORD3][1];
-       CubeVectorslope[2] = span->data[1][DPSOFTRAST_ARRAY_TEXCOORD3][2];
-       CubeVectorslope[3] = span->data[1][DPSOFTRAST_ARRAY_TEXCOORD3][3];
-       DPSOFTRAST_Draw_Span_Begin(span, buffer_z);
+       SpecularPower = thread->uniform4f[DPSOFTRAST_UNIFORM_SpecularPower*4+0] * (1.0f / 255.0f);
+       DPSOFTRAST_CALCATTRIB4F(triangle, span, LightVectordata, LightVectorslope, DPSOFTRAST_ARRAY_TEXCOORD1);
+       DPSOFTRAST_CALCATTRIB4F(triangle, span, EyeVectordata, EyeVectorslope, DPSOFTRAST_ARRAY_TEXCOORD2);
+       DPSOFTRAST_CALCATTRIB4F(triangle, span, CubeVectordata, CubeVectorslope, DPSOFTRAST_ARRAY_TEXCOORD3);
+       DPSOFTRAST_Draw_Span_Begin(thread, triangle, span, buffer_z);
        memset(buffer_FragColorbgra8 + startx*4, 0, (endx-startx)*4); // clear first, because we skip writing black pixels, and there are a LOT of them...
-       DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(span, buffer_texture_colorbgra8, GL20TU_COLOR, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
-       if (dpsoftrast.shader_permutation & SHADERPERMUTATION_COLORMAPPING)
+       DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_colorbgra8, GL20TU_COLOR, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
+       if (thread->shader_permutation & SHADERPERMUTATION_COLORMAPPING)
        {
-               DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(span, buffer_texture_pantsbgra8, GL20TU_PANTS, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
-               DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(span, buffer_texture_shirtbgra8, GL20TU_SHIRT, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
+               DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_pantsbgra8, GL20TU_PANTS, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
+               DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_shirtbgra8, GL20TU_SHIRT, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
        }
-       if (dpsoftrast.shader_permutation & SHADERPERMUTATION_CUBEFILTER)
-               DPSOFTRAST_Draw_Span_TextureCubeVaryingBGRA8(span, buffer_texture_cubebgra8, GL20TU_CUBE, DPSOFTRAST_ARRAY_TEXCOORD3, buffer_z);
-       if (dpsoftrast.shader_permutation & SHADERPERMUTATION_SPECULAR)
+       if (thread->shader_permutation & SHADERPERMUTATION_CUBEFILTER)
+               DPSOFTRAST_Draw_Span_TextureCubeVaryingBGRA8(triangle, span, buffer_texture_cubebgra8, GL20TU_CUBE, DPSOFTRAST_ARRAY_TEXCOORD3, buffer_z);
+       if (thread->shader_permutation & SHADERPERMUTATION_SPECULAR)
        {
-               DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(span, buffer_texture_normalbgra8, GL20TU_NORMAL, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
-               DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(span, buffer_texture_glossbgra8, GL20TU_GLOSS, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
+               DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_normalbgra8, GL20TU_NORMAL, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
+               DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_glossbgra8, GL20TU_GLOSS, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
                for (x = startx;x < endx;x++)
                {
                        z = buffer_z[x];
@@ -3053,7 +3931,7 @@ void DPSOFTRAST_PixelShader_LightSource(const DPSOFTRAST_State_Draw_Span * RESTR
                        attenuation = 1.0f - DPSOFTRAST_Vector3LengthSquared(CubeVector);
                        if (attenuation < 0.01f)
                                continue;
-                       if (dpsoftrast.shader_permutation & SHADERPERMUTATION_SHADOWMAP2D)
+                       if (thread->shader_permutation & SHADERPERMUTATION_SHADOWMAP2D)
                        {
                                attenuation *= DPSOFTRAST_SampleShadowmap(CubeVector);
                                if (attenuation < 0.01f)
@@ -3064,7 +3942,7 @@ void DPSOFTRAST_PixelShader_LightSource(const DPSOFTRAST_State_Draw_Span * RESTR
                        diffusetex[1] = buffer_texture_colorbgra8[x*4+1];
                        diffusetex[2] = buffer_texture_colorbgra8[x*4+2];
                        diffusetex[3] = buffer_texture_colorbgra8[x*4+3];
-                       if (dpsoftrast.shader_permutation & SHADERPERMUTATION_COLORMAPPING)
+                       if (thread->shader_permutation & SHADERPERMUTATION_COLORMAPPING)
                        {
                                diffusetex[0] += buffer_texture_pantsbgra8[x*4+0] * Color_Pants[0] + buffer_texture_shirtbgra8[x*4+0] * Color_Shirt[0];
                                diffusetex[1] += buffer_texture_pantsbgra8[x*4+1] * Color_Pants[1] + buffer_texture_shirtbgra8[x*4+1] * Color_Shirt[1];
@@ -3098,7 +3976,7 @@ void DPSOFTRAST_PixelShader_LightSource(const DPSOFTRAST_State_Draw_Span * RESTR
                        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 (dpsoftrast.shader_permutation & SHADERPERMUTATION_CUBEFILTER)
+                       if (thread->shader_permutation & SHADERPERMUTATION_CUBEFILTER)
                        {
                                // scale down the attenuation to account for the cubefilter multiplying everything by 255
                                attenuation *= (1.0f / 255.0f);
@@ -3120,9 +3998,9 @@ void DPSOFTRAST_PixelShader_LightSource(const DPSOFTRAST_State_Draw_Span * RESTR
                        buffer_FragColorbgra8[x*4+3] = d[3];
                }
        }
-       else if (dpsoftrast.shader_permutation & SHADERPERMUTATION_DIFFUSE)
+       else if (thread->shader_permutation & SHADERPERMUTATION_DIFFUSE)
        {
-               DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(span, buffer_texture_normalbgra8, GL20TU_NORMAL, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
+               DPSOFTRAST_Draw_Span_Texture2DVaryingBGRA8(thread, triangle, span, buffer_texture_normalbgra8, GL20TU_NORMAL, DPSOFTRAST_ARRAY_TEXCOORD0, buffer_z);
                for (x = startx;x < endx;x++)
                {
                        z = buffer_z[x];
@@ -3132,7 +4010,7 @@ void DPSOFTRAST_PixelShader_LightSource(const DPSOFTRAST_State_Draw_Span * RESTR
                        attenuation = 1.0f - DPSOFTRAST_Vector3LengthSquared(CubeVector);
                        if (attenuation < 0.01f)
                                continue;
-                       if (dpsoftrast.shader_permutation & SHADERPERMUTATION_SHADOWMAP2D)
+                       if (thread->shader_permutation & SHADERPERMUTATION_SHADOWMAP2D)
                        {
                                attenuation *= DPSOFTRAST_SampleShadowmap(CubeVector);
                                if (attenuation < 0.01f)
@@ -3143,7 +4021,7 @@ void DPSOFTRAST_PixelShader_LightSource(const DPSOFTRAST_State_Draw_Span * RESTR
                        diffusetex[1] = buffer_texture_colorbgra8[x*4+1];
                        diffusetex[2] = buffer_texture_colorbgra8[x*4+2];
                        diffusetex[3] = buffer_texture_colorbgra8[x*4+3];
-                       if (dpsoftrast.shader_permutation & SHADERPERMUTATION_COLORMAPPING)
+                       if (thread->shader_permutation & SHADERPERMUTATION_COLORMAPPING)
                        {
                                diffusetex[0] += buffer_texture_pantsbgra8[x*4+0] * Color_Pants[0] + buffer_texture_shirtbgra8[x*4+0] * Color_Shirt[0];
                                diffusetex[1] += buffer_texture_pantsbgra8[x*4+1] * Color_Pants[1] + buffer_texture_shirtbgra8[x*4+1] * Color_Shirt[1];
@@ -3161,7 +4039,7 @@ void DPSOFTRAST_PixelShader_LightSource(const DPSOFTRAST_State_Draw_Span * RESTR
                        DPSOFTRAST_Vector3Normalize(lightnormal);
 
                        diffuse = DPSOFTRAST_Vector3Dot(surfacenormal, lightnormal);if (diffuse < 0.0f) diffuse = 0.0f;
-                       if (dpsoftrast.shader_permutation & SHADERPERMUTATION_CUBEFILTER)
+                       if (thread->shader_permutation & SHADERPERMUTATION_CUBEFILTER)
                        {
                                // scale down the attenuation to account for the cubefilter multiplying everything by 255
                                attenuation *= (1.0f / 255.0f);
@@ -3194,7 +4072,7 @@ void DPSOFTRAST_PixelShader_LightSource(const DPSOFTRAST_State_Draw_Span * RESTR
                        attenuation = 1.0f - DPSOFTRAST_Vector3LengthSquared(CubeVector);
                        if (attenuation < 0.01f)
                                continue;
-                       if (dpsoftrast.shader_permutation & SHADERPERMUTATION_SHADOWMAP2D)
+                       if (thread->shader_permutation & SHADERPERMUTATION_SHADOWMAP2D)
                        {
                                attenuation *= DPSOFTRAST_SampleShadowmap(CubeVector);
                                if (attenuation < 0.01f)
@@ -3205,14 +4083,14 @@ void DPSOFTRAST_PixelShader_LightSource(const DPSOFTRAST_State_Draw_Span * RESTR
                        diffusetex[1] = buffer_texture_colorbgra8[x*4+1];
                        diffusetex[2] = buffer_texture_colorbgra8[x*4+2];
                        diffusetex[3] = buffer_texture_colorbgra8[x*4+3];
-                       if (dpsoftrast.shader_permutation & SHADERPERMUTATION_COLORMAPPING)
+                       if (thread->shader_permutation & SHADERPERMUTATION_COLORMAPPING)
                        {
                                diffusetex[0] += buffer_texture_pantsbgra8[x*4+0] * Color_Pants[0] + buffer_texture_shirtbgra8[x*4+0] * Color_Shirt[0];
                                diffusetex[1] += buffer_texture_pantsbgra8[x*4+1] * Color_Pants[1] + buffer_texture_shirtbgra8[x*4+1] * Color_Shirt[1];
                                diffusetex[2] += buffer_texture_pantsbgra8[x*4+2] * Color_Pants[2] + buffer_texture_shirtbgra8[x*4+2] * Color_Shirt[2];
                                diffusetex[3] += buffer_texture_pantsbgra8[x*4+3] * Color_Pants[3] + buffer_texture_shirtbgra8[x*4+3] * Color_Shirt[3];
                        }
-                       if (dpsoftrast.shader_permutation & SHADERPERMUTATION_CUBEFILTER)
+                       if (thread->shader_permutation & SHADERPERMUTATION_CUBEFILTER)
                        {
                                // scale down the attenuation to account for the cubefilter multiplying everything by 255
                                attenuation *= (1.0f / 255.0f);
@@ -3234,93 +4112,94 @@ void DPSOFTRAST_PixelShader_LightSource(const DPSOFTRAST_State_Draw_Span * RESTR
                        buffer_FragColorbgra8[x*4+3] = d[3];
                }
        }
-       DPSOFTRAST_Draw_Span_FinishBGRA8(span, buffer_FragColorbgra8);
+       DPSOFTRAST_Draw_Span_FinishBGRA8(thread, triangle, span, buffer_FragColorbgra8);
+#endif
 }
 
 
 
 void DPSOFTRAST_VertexShader_Refraction(void)
 {
-       DPSOFTRAST_Array_Transform(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.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_Refraction(const DPSOFTRAST_State_Draw_Span * RESTRICT span)
+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];
        unsigned char buffer_FragColorbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
-       DPSOFTRAST_Draw_Span_Begin(span, buffer_z);
-       memset(buffer_FragColorbgra8, 0, span->length*4);
-       DPSOFTRAST_Draw_Span_FinishBGRA8(span, buffer_FragColorbgra8);
+       DPSOFTRAST_Draw_Span_Begin(thread, triangle, span, buffer_z);
+       memset(buffer_FragColorbgra8 + span->startx*4, 0, (span->endx - span->startx)*4);
+       DPSOFTRAST_Draw_Span_FinishBGRA8(thread, triangle, span, buffer_FragColorbgra8);
 }
 
 
 
 void DPSOFTRAST_VertexShader_Water(void)
 {
-       DPSOFTRAST_Array_Transform(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.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_Water(const DPSOFTRAST_State_Draw_Span * RESTRICT span)
+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];
        unsigned char buffer_FragColorbgra8[DPSOFTRAST_DRAW_MAXSPANLENGTH*4];
-       DPSOFTRAST_Draw_Span_Begin(span, buffer_z);
-       memset(buffer_FragColorbgra8, 0, span->length*4);
-       DPSOFTRAST_Draw_Span_FinishBGRA8(span, buffer_FragColorbgra8);
+       DPSOFTRAST_Draw_Span_Begin(thread, triangle, span, buffer_z);
+       memset(buffer_FragColorbgra8 + span->startx*4, 0, (span->endx - span->startx)*4);
+       DPSOFTRAST_Draw_Span_FinishBGRA8(thread, triangle, span, buffer_FragColorbgra8);
 }
 
 
 
 void DPSOFTRAST_VertexShader_ShowDepth(void)
 {
-       DPSOFTRAST_Array_Transform(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.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_ShowDepth(const DPSOFTRAST_State_Draw_Span * RESTRICT span)
+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];
-       DPSOFTRAST_Draw_Span_Begin(span, buffer_z);
-       memset(buffer_FragColorbgra8, 0, span->length*4);
-       DPSOFTRAST_Draw_Span_FinishBGRA8(span, buffer_FragColorbgra8);
+       DPSOFTRAST_Draw_Span_Begin(thread, triangle, span, buffer_z);
+       memset(buffer_FragColorbgra8 + span->startx*4, 0, (span->endx - span->startx)*4);
+       DPSOFTRAST_Draw_Span_FinishBGRA8(thread, triangle, span, buffer_FragColorbgra8);
 }
 
 
 
 void DPSOFTRAST_VertexShader_DeferredGeometry(void)
 {
-       DPSOFTRAST_Array_Transform(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.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(const DPSOFTRAST_State_Draw_Span * RESTRICT span)
+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(span, buffer_z);
-       memset(buffer_FragColorbgra8, 0, span->length*4);
-       DPSOFTRAST_Draw_Span_FinishBGRA8(span, buffer_FragColorbgra8);
+       DPSOFTRAST_Draw_Span_Begin(thread, triangle, span, buffer_z);
+       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)
 {
-       DPSOFTRAST_Array_Transform(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.in_array4f[DPSOFTRAST_ARRAY_POSITION], dpsoftrast.draw.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(const DPSOFTRAST_State_Draw_Span * RESTRICT span)
+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(span, buffer_z);
-       memset(buffer_FragColorbgra8, 0, span->length*4);
-       DPSOFTRAST_Draw_Span_FinishBGRA8(span, buffer_FragColorbgra8);
+       DPSOFTRAST_Draw_Span_Begin(thread, triangle, span, buffer_z);
+       memset(buffer_FragColorbgra8 + span->startx*4, 0, (span->endx - span->startx)*4);
+       DPSOFTRAST_Draw_Span_FinishBGRA8(thread, triangle, span, buffer_FragColorbgra8);
 }
 
 
@@ -3329,39 +4208,38 @@ typedef struct DPSOFTRAST_ShaderModeInfo_s
 {
        int lodarrayindex;
        void (*Vertex)(void);
-       void (*Span)(const DPSOFTRAST_State_Draw_Span * RESTRICT span);
+       void (*Span)(DPSOFTRAST_State_Thread *thread, const DPSOFTRAST_State_Triangle * RESTRICT triangle, const DPSOFTRAST_State_Span * RESTRICT span);
+       unsigned char arrays[DPSOFTRAST_ARRAY_TOTAL];
+       unsigned char texunits[DPSOFTRAST_MAXTEXTUREUNITS];
 }
 DPSOFTRAST_ShaderModeInfo;
 
-DPSOFTRAST_ShaderModeInfo DPSOFTRAST_ShaderModeTable[SHADERMODE_COUNT] =
-{
-       {2, DPSOFTRAST_VertexShader_Generic,                        DPSOFTRAST_PixelShader_Generic,                      },
-       {2, DPSOFTRAST_VertexShader_PostProcess,                    DPSOFTRAST_PixelShader_PostProcess,                  },
-       {2, DPSOFTRAST_VertexShader_Depth_Or_Shadow,                DPSOFTRAST_PixelShader_Depth_Or_Shadow,              },
-       {2, DPSOFTRAST_VertexShader_FlatColor,                      DPSOFTRAST_PixelShader_FlatColor,                    },
-       {2, DPSOFTRAST_VertexShader_VertexColor,                    DPSOFTRAST_PixelShader_VertexColor,                  },
-       {2, DPSOFTRAST_VertexShader_Lightmap,                       DPSOFTRAST_PixelShader_Lightmap,                     },
-       {2, DPSOFTRAST_VertexShader_FakeLight,                      DPSOFTRAST_PixelShader_FakeLight,                    },
-       {2, DPSOFTRAST_VertexShader_LightDirectionMap_ModelSpace,   DPSOFTRAST_PixelShader_LightDirectionMap_ModelSpace, },
-       {2, DPSOFTRAST_VertexShader_LightDirectionMap_TangentSpace, DPSOFTRAST_PixelShader_LightDirectionMap_TangentSpace},
-       {2, DPSOFTRAST_VertexShader_LightDirection,                 DPSOFTRAST_PixelShader_LightDirection,               },
-       {2, DPSOFTRAST_VertexShader_LightSource,                    DPSOFTRAST_PixelShader_LightSource,                  },
-       {2, DPSOFTRAST_VertexShader_Refraction,                     DPSOFTRAST_PixelShader_Refraction,                   },
-       {2, DPSOFTRAST_VertexShader_Water,                          DPSOFTRAST_PixelShader_Water,                        },
-       {2, DPSOFTRAST_VertexShader_ShowDepth,                      DPSOFTRAST_PixelShader_ShowDepth,                    },
-       {2, DPSOFTRAST_VertexShader_DeferredGeometry,               DPSOFTRAST_PixelShader_DeferredGeometry,             },
-       {2, DPSOFTRAST_VertexShader_DeferredLightSource,            DPSOFTRAST_PixelShader_DeferredLightSource,          }
+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}}
 };
 
-
-
-void DPSOFTRAST_Draw_ProcessSpans(void)
+void DPSOFTRAST_Draw_ProcessSpans(DPSOFTRAST_State_Thread *thread)
 {
        int i;
        int x;
        int startx;
        int endx;
-       int numspans = dpsoftrast.draw.numspans;
 //     unsigned int c;
 //     unsigned int *colorpixel;
        unsigned int *depthpixel;
@@ -3370,34 +4248,37 @@ void DPSOFTRAST_Draw_ProcessSpans(void)
        int depth;
        int depthslope;
        unsigned int d;
-       DPSOFTRAST_State_Draw_Span *span = dpsoftrast.draw.spanqueue;
+       DPSOFTRAST_State_Triangle *triangle;
+       DPSOFTRAST_State_Span *span;
        unsigned char pixelmask[DPSOFTRAST_DRAW_MAXSPANLENGTH];
-       for (i = 0;i < numspans;i++, span++)
+       for (i = 0; i < thread->numspans; i++)
        {
-               w = span->data[0][DPSOFTRAST_ARRAY_TOTAL][3];
-               wslope = span->data[1][DPSOFTRAST_ARRAY_TOTAL][3];
-               if (dpsoftrast.user.depthtest && dpsoftrast.fb_depthpixels)
+               span = &thread->spans[i];
+               triangle = &thread->triangles[span->triangle];
+               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*(dpsoftrast.user.polygonoffset[1] + fabs(wslope)*dpsoftrast.user.polygonoffset[0]));
-                       depthpixel = dpsoftrast.fb_depthpixels + span->start;
-                       switch(dpsoftrast.fb_depthfunc)
+                       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;
+                       startx = span->startx;
+                       endx = span->endx;
+                       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;
+                       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;
                        }
-                       //colorpixel = dpsoftrast.fb_colorpixels[0] + span->start;
-                       //for (x = 0;x < span->length;x++)
+                       //colorpixel = dpsoftrast.fb_colorpixels[0] + (span->y * dpsoftrast.fb_width + span->x) * 4;;
+                       //for (x = startx;x < endx;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])
@@ -3410,10 +4291,10 @@ void DPSOFTRAST_Draw_ProcessSpans(void)
                        // 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] && dpsoftrast.fb_colormask)
-                               DPSOFTRAST_ShaderModeTable[dpsoftrast.shader_mode].Span(span);
-                       if (dpsoftrast.user.depthmask)
-                               for (x = 0, d = depth;x < span->length;x++, d += depthslope)
+                       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;
                }
@@ -3421,64 +4302,91 @@ void DPSOFTRAST_Draw_ProcessSpans(void)
                {
                        // no depth testing means we're just dealing with color...
                        // if there is no color buffer, skip pixel shader
-                       if (dpsoftrast.fb_colorpixels[0] && dpsoftrast.fb_colormask)
+                       if (dpsoftrast.fb_colorpixels[0] && thread->fb_colormask)
                        {
-                               memset(pixelmask, 1, span->length);
+                               memset(pixelmask + span->startx, 1, span->endx - span->startx);
                                span->pixelmask = pixelmask;
-                               span->startx = 0;
-                               span->endx = span->length;
-                               DPSOFTRAST_ShaderModeTable[dpsoftrast.shader_mode].Span(span);
+                               DPSOFTRAST_ShaderModeTable[thread->shader_mode].Span(thread, triangle, span);
                        }
                }
        }
+       thread->numspans = 0;
 }
 
-void DPSOFTRAST_Draw_ProcessTriangles(int firstvertex, int numtriangles, const int *element3i, const unsigned short *element3s, unsigned char *arraymask)
+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;);
+
+static void DPSOFTRAST_Interpret_Draw(DPSOFTRAST_State_Thread *thread, DPSOFTRAST_Command_Draw *command)
 {
 #ifdef SSE2_PRESENT
-       int cullface = dpsoftrast.user.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));
+       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 edge0p;
-       int edge0n;
-       int edge1p;
-       int edge1n;
-       int startx;
-       int endx;
-       unsigned char mip[DPSOFTRAST_MAXTEXTUREUNITS];
-       __m128 mipedgescale;
+       int clipcase;
        float clipdist[4];
-       __m128 clipped[DPSOFTRAST_ARRAY_TOTAL][4];
+       __m128 triangleedge1, triangleedge2, trianglenormal;
+       __m128 clipfrac[3];
        __m128 screen[4];
-       __m128 proj[DPSOFTRAST_ARRAY_TOTAL][4];
+       DPSOFTRAST_State_Triangle *triangle;
        DPSOFTRAST_Texture *texture;
-       DPSOFTRAST_State_Draw_Span *span;
-       DPSOFTRAST_State_Draw_Span *oldspan;
+       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();
        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;
@@ -3486,213 +4394,242 @@ void DPSOFTRAST_Draw_ProcessTriangles(int firstvertex, int numtriangles, const i
                        e[2] = i*3+2;
                }
 
-#define SKIPBACKFACE { \
-                       __m128 triangleedge[2], triangleorigin, trianglenormal; \
-                       triangleorigin = _mm_load_ps(&dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_POSITION][e[1]*4]); \
-                       triangleedge[0] = _mm_sub_ps(_mm_load_ps(&dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_POSITION][e[0]*4]), triangleorigin); \
-                       triangleedge[1] = _mm_sub_ps(_mm_load_ps(&dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_POSITION][e[2]*4]), triangleorigin); \
-                       /* store normal in 2, 0, 1 order instead of 0, 1, 2 as it requires fewer shuffles and leaves z component accessible as scalar */ \
-                       trianglenormal = _mm_sub_ss(_mm_mul_ss(triangleedge[0], _mm_shuffle_ps(triangleedge[1], triangleedge[1], _MM_SHUFFLE(3, 0, 2, 1))), \
-                                                                               _mm_mul_ss(_mm_shuffle_ps(triangleedge[0], triangleedge[0], _MM_SHUFFLE(3, 0, 2, 1)), triangleedge[1])); \
-                       /* apply current cullface mode (this culls many triangles) */ \
-                       switch(cullface) \
+#define SKIPBACKFACE \
+               triangleedge1 = _mm_sub_ps(screen[0], screen[1]); \
+               triangleedge2 = _mm_sub_ps(screen[2], screen[1]); \
+               /* store normal in 2, 0, 1 order instead of 0, 1, 2 as it requires fewer shuffles and leaves z component accessible as scalar */ \
+               trianglenormal = _mm_sub_ss(_mm_mul_ss(triangleedge1, _mm_shuffle_ps(triangleedge2, triangleedge2, _MM_SHUFFLE(3, 0, 2, 1))), \
+                                                                       _mm_mul_ss(_mm_shuffle_ps(triangleedge1, triangleedge1, _MM_SHUFFLE(3, 0, 2, 1)), triangleedge2)); \
+               switch(cullface) \
+               { \
+               case GL_BACK: \
+                       if (_mm_ucomilt_ss(trianglenormal, _mm_setzero_ps())) \
+                               continue; \
+                       break; \
+               case GL_FRONT: \
+                       if (_mm_ucomigt_ss(trianglenormal, _mm_setzero_ps())) \
+                               continue; \
+                       break; \
+               }
+
+#define CLIPPEDVERTEXLERP(k,p1, p2) \
+                       clipfrac[p1] = _mm_set1_ps(clipdist[p1] / (clipdist[p1] - clipdist[p2])); \
                        { \
-                       case GL_BACK: \
-                               if (_mm_ucomilt_ss(trianglenormal, _mm_setzero_ps())) \
-                                       continue; \
-                               break; \
-                       case GL_FRONT: \
-                               if (_mm_ucomigt_ss(trianglenormal, _mm_setzero_ps())) \
-                                       continue; \
-                               break; \
-                       } \
+                               __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(&screencoord4f[e[p1]*4]);
+
+#define GENATTRIBCOPY(attrib, p1) \
+               attrib = _mm_load_ps(&arrays[e[p1]*4]);
+#define GENATTRIBLERP(attrib, p1, p2) \
+               { \
+                       __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])); \
                }
-                       //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) { \
-                       __m128 frac = _mm_set1_ps(clipdist[p1] / (clipdist[p1] - clipdist[p2]));\
-                       for (j = 0;j < DPSOFTRAST_ARRAY_TOTAL;j++)\
-                       {\
-                               /*if (arraymask[j])*/\
-                               {\
-                                       __m128 v1 = _mm_load_ps(&dpsoftrast.draw.post_array4f[j][e[p1]*4]), v2 = _mm_load_ps(&dpsoftrast.draw.post_array4f[j][e[p2]*4]); \
-                                       clipped[j][k] = _mm_add_ps(v1, _mm_mul_ps(_mm_sub_ps(v2, v1), frac)); \
-                               }\
-                       }\
-                       screen[k] = DPSOFTRAST_Draw_ProjectVertex(clipped[DPSOFTRAST_ARRAY_POSITION][k]); \
+#define GENATTRIBS(attrib0, attrib1, attrib2) \
+               switch(clipcase) \
+               { \
+               default: \
+               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; \
                }
-#define CLIPPEDVERTEXCOPY(k,p1) \
-                       for (j = 0;j < DPSOFTRAST_ARRAY_TOTAL;j++)\
-                       {\
-                               /*if (arraymask[j])*/\
-                               {\
-                                       clipped[j][k] = _mm_load_ps(&dpsoftrast.draw.post_array4f[j][e[p1]*4]); \
-                               }\
-                       }\
-                       screen[k] = _mm_load_ps(&dpsoftrast.draw.screencoord4f[e[p1]*4]);
+
+               if (! clipped)
+                       goto notclipped;
 
                // calculate distance from nearplane
-               clipdist[0] = dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_POSITION][e[0]*4+2] + 1.0f;
-               clipdist[1] = dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_POSITION][e[1]*4+2] + 1.0f;
-               clipdist[2] = dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_POSITION][e[2]*4+2] + 1.0f;
+               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)
                {
-                       SKIPBACKFACE;
                        if (clipdist[1] >= 0.0f)
                        {
-                               CLIPPEDVERTEXCOPY(0,0);
-                               CLIPPEDVERTEXCOPY(1,1);
                                if (clipdist[2] >= 0.0f)
                                {
+                               notclipped:
                                        // triangle is entirely in front of nearplane
-                                       CLIPPEDVERTEXCOPY(2,2);
+                                       CLIPPEDVERTEXCOPY(0,0); CLIPPEDVERTEXCOPY(1,1); CLIPPEDVERTEXCOPY(2,2);
+                                       SKIPBACKFACE;
                                        numpoints = 3;
+                                       clipcase = 0;
                                }
                                else
                                {
-                                       CLIPPEDVERTEXLERP(2,1,2);
-                                       CLIPPEDVERTEXLERP(3,2,0);
+                                       CLIPPEDVERTEXCOPY(0,0); CLIPPEDVERTEXCOPY(1,1); CLIPPEDVERTEXLERP(2,1,2); CLIPPEDVERTEXLERP(3,2,0);
+                                       SKIPBACKFACE;
                                        numpoints = 4;
+                                       clipcase = 1;
                                }
                        }
-                       else 
+                       else
                        {
-                               CLIPPEDVERTEXCOPY(0,0);
-                               CLIPPEDVERTEXLERP(1,0,1);
                                if (clipdist[2] >= 0.0f)
                                {
-                                       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;
                                }
                                else
                                {
-                                       CLIPPEDVERTEXLERP(2,2,0);
-                                       numpoints = 3;
+                                       CLIPPEDVERTEXCOPY(0,0); CLIPPEDVERTEXLERP(1,0,1); CLIPPEDVERTEXLERP(2,2,0);
+                                       SKIPBACKFACE;
+                                       numpoints = 3;
+                                       clipcase = 3;
                                }
                        }
-               }                       
+               }
                else if (clipdist[1] >= 0.0f)
                {
-                       SKIPBACKFACE;
-                       CLIPPEDVERTEXLERP(0,0,1);
-                       CLIPPEDVERTEXCOPY(1,1);
                        if (clipdist[2] >= 0.0f)
                        {
-                               CLIPPEDVERTEXCOPY(2,2);
-                               CLIPPEDVERTEXLERP(3,2,0);
+                               CLIPPEDVERTEXLERP(0,0,1); CLIPPEDVERTEXCOPY(1,1); CLIPPEDVERTEXCOPY(2,2); CLIPPEDVERTEXLERP(3,2,0);
+                               SKIPBACKFACE;
                                numpoints = 4;
+                               clipcase = 4;
                        }
                        else
                        {
-                               CLIPPEDVERTEXLERP(2,1,2);
+                               CLIPPEDVERTEXLERP(0,0,1); CLIPPEDVERTEXCOPY(1,1); CLIPPEDVERTEXLERP(2,1,2);
+                               SKIPBACKFACE;
                                numpoints = 3;
+                               clipcase = 5;
                        }
                }
                else if (clipdist[2] >= 0.0f)
                {
+                       CLIPPEDVERTEXLERP(0,1,2); CLIPPEDVERTEXCOPY(1,2); CLIPPEDVERTEXLERP(2,2,0);
                        SKIPBACKFACE;
-                       CLIPPEDVERTEXLERP(0,1,2);
-                       CLIPPEDVERTEXCOPY(1,2);
-                       CLIPPEDVERTEXLERP(2,2,0);
                        numpoints = 3;
+                       clipcase = 6;
                }
-               else continue; // triangle is entirely behind nearpla
+               else continue; // triangle is entirely behind nearplane
 
                {
                        // calculate integer y coords for triangle points
-                       __m128i screeni = _mm_packs_epi32(_mm_cvttps_epi32(_mm_shuffle_ps(screen[0], screen[1], _MM_SHUFFLE(1, 0, 1, 0))),
-                                                                                 _mm_cvttps_epi32(_mm_shuffle_ps(screen[2], numpoints <= 3 ? screen[2] : screen[3], _MM_SHUFFLE(1, 0, 1, 0)))),
-                                       screenir = _mm_shuffle_epi32(screeni, _MM_SHUFFLE(1, 0, 3, 2)), 
-                                       screenmin = _mm_min_epi16(screeni, screenir), 
+                       __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),
                                        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)) == -1)
+                       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);
                }
 
+               triangle = &thread->triangles[thread->numtriangles];
+
+               // calculate attribute plans for triangle data...
                // okay, this triangle is going to produce spans, we'd better project
                // the interpolants now (this is what gives perspective texturing),
                // this consists of simply multiplying all arrays by the W coord
                // (which is basically 1/Z), which will be undone per-pixel
                // (multiplying by Z again) to get the perspective-correct array
                // values
-               for (j = 0;j < DPSOFTRAST_ARRAY_TOTAL;j++)
                {
-                       //if (arraymask[j])
+                       __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));
+                       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));
+                       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);
+                       mipedgescale = _mm_setzero_ps();
+                       for (j = 0;j < DPSOFTRAST_ARRAY_TOTAL; j++)
                        {
-                               for (k = 0;k < numpoints;k++)
+                               __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_stream_ps(triangle->attribs[k][0], attribxslope);
+                               _mm_stream_ps(triangle->attribs[k][1], attribyslope);
+                               _mm_stream_ps(triangle->attribs[k][2], attriborigin);
+                               if (k == DPSOFTRAST_ShaderModeTable[thread->shader_mode].lodarrayindex)
                                {
-                                       proj[j][k] = _mm_mul_ps(clipped[j][k], _mm_shuffle_ps(screen[k], screen[k], _MM_SHUFFLE(3, 3, 3, 3)));
+                                       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);
                                }
                        }
-               }
-               // adjust texture LOD by texture density, in the simplest way possible...
-               mipedgescale = _mm_sub_ps(_mm_shuffle_ps(screen[0], screen[2], _MM_SHUFFLE(1, 0, 1, 0)), _mm_shuffle_ps(screen[1], screen[1], _MM_SHUFFLE(1, 0, 1, 0)));
-               mipedgescale = _mm_mul_ps(mipedgescale, mipedgescale);
-               mipedgescale = _mm_rcp_ps(_mm_add_ps(mipedgescale, _mm_shuffle_ps(mipedgescale, mipedgescale, _MM_SHUFFLE(2, 3, 0, 1))));
-               for (j = 0;j < DPSOFTRAST_MAXTEXTUREUNITS;j++)
-               {
-                       texture = dpsoftrast.texbound[j];
-                       if (texture)
+
+                       memset(triangle->mip, 0, sizeof(triangle->mip));
+                       for (j = 0;j < DPSOFTRAST_MAXTEXTUREUNITS;j++)
                        {
-                               __m128 mipedgetc;
-                               if (texture->filter <= DPSOFTRAST_TEXTURE_FILTER_LINEAR)
-                               {
-                                       mip[j] = 0;
-                                       continue;
-                               }
-                               k = DPSOFTRAST_ShaderModeTable[dpsoftrast.shader_mode].lodarrayindex;
-                               mipedgetc = _mm_sub_ps(_mm_shuffle_ps(clipped[k][0], clipped[k][2], _MM_SHUFFLE(1, 0, 1, 0)),
-                                                                               _mm_shuffle_ps(clipped[k][1], clipped[k][1], _MM_SHUFFLE(1, 0, 1, 0)));
-                               mipedgetc = _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))));
-                               mipedgetc = _mm_mul_ps(mipedgetc, mipedgetc);
-                               mipedgetc = _mm_add_ps(mipedgetc, _mm_shuffle_ps(mipedgetc, mipedgetc, _MM_SHUFFLE(2, 3, 0, 1)));
-                               mipedgetc = _mm_mul_ps(mipedgetc, mipedgescale);
-                               mipedgetc = _mm_min_ss(mipedgetc, _mm_shuffle_ps(mipedgetc, mipedgetc, _MM_SHUFFLE(2, 2, 2, 2)));       
-                               // this will be multiplied in the texturing routine by the texture resolution
-                               y = _mm_cvttss_si32(mipedgetc);
-                               if (y > 0) 
+                               int texunit = DPSOFTRAST_ShaderModeTable[thread->shader_mode].texunits[j];
+                               if (texunit >= DPSOFTRAST_MAXTEXTUREUNITS)
+                                       break;
+                               texture = thread->texbound[texunit];
+                               if (texture && texture->filter > DPSOFTRAST_TEXTURE_FILTER_LINEAR)
                                {
-                                       y = (int)(log(y)/M_LN2);
-                                       if (y > texture->mipmaps - 1)
-                                               y = texture->mipmaps - 1;
+                                       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)));
+                                       // this will be multiplied in the texturing routine by the texture resolution
+                                       y = _mm_cvtss_si32(mipdensity);
+                                       if (y > 0)
+                                       {
+                                               y = (int)(log((float)y)*0.5f/M_LN2);
+                                               if (y > texture->mipmaps - 1)
+                                                       y = texture->mipmaps - 1;
+                                               triangle->mip[texunit] = y;
+                                       }
                                }
-                               else y = 0;
-                               mip[j] = y;
                        }
                }
-               // iterate potential spans
-               // TODO: optimize?  if we figured out the edge order beforehand, this
-               //         could do loops over the edges in the proper order rather than
-               //         selecting them for each span
-               // TODO: optimize?  the edges could have data slopes calculated
-               // TODO: optimize?  the data slopes could be calculated as a plane
-               //         (2D slopes) to avoid any interpolation along edges at all
-               for (y = starty+1;y < endy;)
-               {
-                       int nexty = -1;
-                       __m128 edge0lerp, edge1lerp, edge0scale, edge1scale;
-                       __m128i screenycc = _mm_cmpgt_epi32(_mm_set1_epi32(y), screeny);
-                       int screenymask = _mm_movemask_epi8(screenycc);
+       
+               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;
                        if (numpoints == 4)
                        {
-                               switch(screenymask)
+                               switch(yccmask)
                                {
                                default:
-                               case 0xFFFF: /*0000*/ y++; continue;
+                               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;
@@ -3702,7 +4639,7 @@ void DPSOFTRAST_Draw_ProcessTriangles(int firstvertex, int numtriangles, const i
                                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 = 1;edge1n = 2;break; // concave - nonsense
+                               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;
@@ -3712,10 +4649,10 @@ void DPSOFTRAST_Draw_ProcessTriangles(int firstvertex, int numtriangles, const i
                        }
                        else
                        {
-                               switch(screenymask)
+                               switch(yccmask)
                                {
                                default:
-                               case 0xFFFF: /*000*/ y++; continue;
+                               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;
@@ -3725,172 +4662,304 @@ void DPSOFTRAST_Draw_ProcessTriangles(int firstvertex, int numtriangles, const i
                                case 0x0000: /*111*/ y++; continue;
                                }
                        }
-                       screenycc = _mm_max_epi16(_mm_srli_epi16(screenycc, 1), screeny);
-                       screenycc = _mm_min_epi16(screenycc, _mm_shuffle_epi32(screenycc, _MM_SHUFFLE(1, 0, 3, 2)));  
-                       screenycc = _mm_min_epi16(screenycc, _mm_shuffle_epi32(screenycc, _MM_SHUFFLE(2, 3, 0, 1)));
-                       nexty = _mm_extract_epi16(screenycc, 0);        
-                       if(nexty >= endy) nexty = endy-1;
-                       if (_mm_ucomigt_ss(_mm_max_ss(screen[edge0n], screen[edge0p]), _mm_min_ss(screen[edge1n], screen[edge1p])))
+                       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))))
                        {
-                               int tmp = edge0n;
-                               edge0n = edge1n;
-                               edge1n = tmp;
-                               tmp = edge0p;
-                               edge0p = edge1p;
-                               edge1p = tmp;
-                       }       
-                       edge0lerp = _mm_shuffle_ps(screen[edge0p], screen[edge0p], _MM_SHUFFLE(1, 1, 1, 1));
-                       edge0scale = _mm_div_ss(_mm_set1_ps(1.0f), _mm_sub_ss(_mm_shuffle_ps(screen[edge0n], screen[edge0n], _MM_SHUFFLE(1, 1, 1, 1)), edge0lerp));
-                       edge0scale = _mm_shuffle_ps(edge0scale, edge0scale, _MM_SHUFFLE(0, 0, 0, 0));
-                       edge0lerp = _mm_mul_ps(_mm_sub_ps(_mm_set1_ps(y), edge0lerp), edge0scale);
-                       edge1lerp = _mm_shuffle_ps(screen[edge1p], screen[edge1p], _MM_SHUFFLE(1, 1, 1, 1));
-                       edge1scale = _mm_div_ss(_mm_set1_ps(1.0f), _mm_sub_ss(_mm_shuffle_ps(screen[edge1n], screen[edge1n], _MM_SHUFFLE(1, 1, 1, 1)), edge1lerp));
-                       edge1scale = _mm_shuffle_ps(edge1scale, edge1scale, _MM_SHUFFLE(0, 0, 0, 0));
-                       edge1lerp = _mm_mul_ps(_mm_sub_ps(_mm_set1_ps(y), edge1lerp), edge1scale);
-                       for(; y <= nexty; y++, edge0lerp = _mm_add_ps(edge0lerp, edge0scale), edge1lerp = _mm_add_ps(edge1lerp, edge1scale))
+                               xcoords = _mm_shuffle_ps(xcoords, xcoords, _MM_SHUFFLE(1, 0, 3, 2));
+                               xslope = _mm_shuffle_ps(xslope, xslope, _MM_SHUFFLE(1, 0, 3, 2));
+                       }
+                       for(; y <= nexty; y++, xcoords = _mm_add_ps(xcoords, xslope))
                        {
-                               __m128 data0, data1, spanilength, startxlerp;
-#if 0
-                               if (_mm_ucomilt_ss(edge0lerp, _mm_setzero_ps()) || _mm_ucomilt_ss(edge1lerp, _mm_setzero_ps()) ||
-                                       _mm_ucomigt_ss(edge0lerp, _mm_set1_ps(1)) || _mm_ucomigt_ss(edge1lerp, _mm_set1_ps(1)))
-                                       continue;
-#endif
-                               data0 = _mm_add_ps(_mm_mul_ps(_mm_sub_ps(screen[edge0n], screen[edge0p]), edge0lerp), screen[edge0p]);
-                               data1 = _mm_add_ps(_mm_mul_ps(_mm_sub_ps(screen[edge1n], screen[edge1p]), edge1lerp), screen[edge1p]);
-                               startx = _mm_cvtss_si32(_mm_add_ss(data0, _mm_set1_ps(0.5f)));
-                               endx = _mm_cvtss_si32(_mm_add_ss(data1, _mm_set1_ps(0.5f)));
-                               if (startx < 0) startx = 0;
-                               if (endx > width) endx = width;
-                               if (startx >= endx) continue;
-#if 0
-                               _mm_store_ss(&startxf, data0);
-                               _mm_store_ss(&endxf, data1);
-                               if (startxf > startx || endxf < endx-1) { printf("%s:%i X wrong (%i to %i is outside %f to %f)\n", __FILE__, __LINE__, startx, endx, startxf, endxf); }
-#endif
-                               spanilength = _mm_div_ss(_mm_set1_ps(1.0f), _mm_sub_ss(data1, data0));
-                               spanilength = _mm_shuffle_ps(spanilength, spanilength, _MM_SHUFFLE(0, 0, 0, 0));
-                               startxlerp = _mm_sub_ps(_mm_set1_ps(startx), _mm_shuffle_ps(data0, data0, _MM_SHUFFLE(0, 0, 0, 0)));
-                               span = &dpsoftrast.draw.spanqueue[dpsoftrast.draw.numspans++];
-                               memcpy(span->mip, mip, sizeof(span->mip));
-                               span->start = y * width + startx;
-                               span->length = endx - startx;
-                               j = DPSOFTRAST_ARRAY_TOTAL;
-                               data1 = _mm_mul_ps(_mm_sub_ps(data1, data0), spanilength);
-                               data0 = _mm_add_ps(data0, _mm_mul_ps(data1, startxlerp));
-                               _mm_store_ps(span->data[0][j], data0);
-                               _mm_store_ps(span->data[1][j], data1);
-                               for (j = 0;j < DPSOFTRAST_ARRAY_TOTAL;j++)
-                               {
-                                       //if (arraymask[j])
-                                       {
-                                               data0 = _mm_add_ps(_mm_mul_ps(_mm_sub_ps(proj[j][edge0n], proj[j][edge0p]), edge0lerp), proj[j][edge0p]);
-                                               data1 = _mm_add_ps(_mm_mul_ps(_mm_sub_ps(proj[j][edge1n], proj[j][edge1p]), edge1lerp), proj[j][edge1p]);
-                                               data1 = _mm_mul_ps(_mm_sub_ps(data1, data0), spanilength);
-                                               data0 = _mm_add_ps(data0, _mm_mul_ps(data1, startxlerp));
-                                               _mm_store_ps(span->data[0][j], data0);
-                                               _mm_store_ps(span->data[1][j], data1);
-                                       }
-                               }
-                               // to keep the shader routines from needing more than a small
-                               // buffer for pixel intermediate data, we split long spans...
-                               while (span->length > DPSOFTRAST_DRAW_MAXSPANLENGTH)
+                               int startx, endx, offset;
+                               startx = _mm_cvtss_si32(xcoords);
+                               endx = _mm_cvtss_si32(_mm_movehl_ps(xcoords, xcoords));
+                               if (startx < minx) 
                                {
-                                       span->length = DPSOFTRAST_DRAW_MAXSPANLENGTH;
-                                       if (dpsoftrast.draw.numspans >= DPSOFTRAST_DRAW_MAXSPANQUEUE)
-                                       {
-                                               DPSOFTRAST_Draw_ProcessSpans();
-                                               dpsoftrast.draw.numspans = 0;
-                                       }
-                                       oldspan = span;
-                                       span = &dpsoftrast.draw.spanqueue[dpsoftrast.draw.numspans++];
-                                       *span = *oldspan;
-                                       startx += DPSOFTRAST_DRAW_MAXSPANLENGTH;
-                                       span->start = y * width + startx;
-                                       span->length = endx - startx;
-                                       j = DPSOFTRAST_ARRAY_TOTAL;
-                                       _mm_store_ps(span->data[0][j], _mm_add_ps(_mm_load_ps(span->data[0][j]), _mm_mul_ps(_mm_load_ps(span->data[1][j]), _mm_set1_ps(DPSOFTRAST_DRAW_MAXSPANLENGTH))));
-                                       for (j = 0;j < DPSOFTRAST_ARRAY_TOTAL;j++)
-                                       {
-                                               //if (arraymask[j])
-                                               {
-                                                        _mm_store_ps(span->data[0][j], _mm_add_ps(_mm_load_ps(span->data[0][j]), _mm_mul_ps(_mm_load_ps(span->data[1][j]), _mm_set1_ps(DPSOFTRAST_DRAW_MAXSPANLENGTH))));
-                                               }
-                                       }
+                                       if (startx < 0) startx = 0;
+                                       startx += (minx-startx)&~(DPSOFTRAST_DRAW_MAXSPANLENGTH-1);
                                }
-                               // after all that, we have a span suitable for the pixel shader...
-                               if (dpsoftrast.draw.numspans >= DPSOFTRAST_DRAW_MAXSPANQUEUE)
+                               if (endx > maxx) endx = maxx;
+                               if (startx >= endx) continue;
+                               for (offset = startx; offset < endx;offset += DPSOFTRAST_DRAW_MAXSPANLENGTH)
                                {
-                                       DPSOFTRAST_Draw_ProcessSpans();
-                                       dpsoftrast.draw.numspans = 0;
+                                       DPSOFTRAST_State_Span *span = &thread->spans[thread->numspans];
+                                       span->triangle = thread->numtriangles;
+                                       span->x = offset;
+                                       span->y = y;
+                                       span->startx = max(minx - offset, 0);
+                                       span->endx = min(endx - offset, DPSOFTRAST_DRAW_MAXSPANLENGTH);
+                                       if (span->startx >= span->endx)
+                                               continue; 
+                                       if (++thread->numspans >= DPSOFTRAST_DRAW_MAXSPANS)
+                                               DPSOFTRAST_Draw_ProcessSpans(thread);
                                }
                        }
                }
-               // draw outlines over triangle for debugging
-       //      for (j = 0, k = numpoints-1;j < numpoints;k = j, j++)
-       //              DPSOFTRAST_Draw_DebugEdgePoints(screen[k], screen[j]);
+
+               if (++thread->numtriangles >= DPSOFTRAST_DRAW_MAXTRIANGLES)
+               {
+                       DPSOFTRAST_Draw_ProcessSpans(thread);
+                       thread->numtriangles = 0;
+               }
        }
-       if (dpsoftrast.draw.numspans)
+
+       if (!ATOMIC_DECREMENT(command->refcount))
+       {
+               if (command->commandsize <= DPSOFTRAST_ALIGNCOMMAND(sizeof(DPSOFTRAST_Command_Draw)))
+                       MM_FREE(command->arrays);
+       }
+
+       if (thread->numspans > 0 || thread->numtriangles > 0)
        {
-               DPSOFTRAST_Draw_ProcessSpans();
-               dpsoftrast.draw.numspans = 0;
+               DPSOFTRAST_Draw_ProcessSpans(thread);
+               thread->numtriangles = 0;
        }
 #endif
 }
 
-void DPSOFTRAST_Draw_DebugPoints(void)
+static DPSOFTRAST_Command_Draw *DPSOFTRAST_Draw_AllocateDrawCommand(int firstvertex, int numvertices, int numtriangles, const int *element3i, const unsigned short *element3s)
 {
        int i;
-       int x;
-       int y;
-       int numvertices = dpsoftrast.draw.numvertices;
-       int w = dpsoftrast.fb_width;
-       int bounds[4];
-       unsigned int *pixels = dpsoftrast.fb_colorpixels[0];
-       const float *c4f;
-       bounds[0] = dpsoftrast.fb_viewportscissor[0];
-       bounds[1] = dpsoftrast.fb_viewportscissor[1];
-       bounds[2] = dpsoftrast.fb_viewportscissor[0] + dpsoftrast.fb_viewportscissor[2];
-       bounds[3] = dpsoftrast.fb_viewportscissor[1] + dpsoftrast.fb_viewportscissor[3];
-       for (i = 0;i < numvertices;i++)
+       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++)
        {
-               // check nearclip
-               //if (dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_POSITION][i*4+3] != 1.0f)
-               //      continue;
-               x = (int)(dpsoftrast.draw.screencoord4f[i*4+0]);
-               y = (int)(dpsoftrast.draw.screencoord4f[i*4+1]);
-               //x = (int)(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_POSITION][i*4+0] + 0.5f);
-               //y = (int)(dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_POSITION][i*4+1] + 0.5f);
-               //x = (int)((dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_POSITION][i*4+0] + 1.0f) * dpsoftrast.fb_width * 0.5f + 0.5f);
-               //y = (int)((dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_POSITION][i*4+1] + 1.0f) * dpsoftrast.fb_height * 0.5f + 0.5f);
-               if (x < bounds[0] || y < bounds[1] || x >= bounds[2] || y >= bounds[3])
-                       continue;
-               c4f = dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_COLOR] + i*4;
-               pixels[y*w+x] = DPSOFTRAST_BGRA8_FROM_RGBA32F(c4f[0], c4f[1], c4f[2], c4f[3]);
+               j = DPSOFTRAST_ShaderModeTable[dpsoftrast.shader_mode].arrays[i];
+               if (j >= DPSOFTRAST_ARRAY_TOTAL)
+                       break;
+               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)
 {
-       unsigned char arraymask[DPSOFTRAST_ARRAY_TOTAL];
-       arraymask[0] = true;
-       arraymask[1] = dpsoftrast.fb_colorpixels[0] != NULL; // TODO: optimize (decide based on shadermode)
-       arraymask[2] = dpsoftrast.pointer_texcoordf[0] != NULL;
-       arraymask[3] = dpsoftrast.pointer_texcoordf[1] != NULL;
-       arraymask[4] = dpsoftrast.pointer_texcoordf[2] != NULL;
-       arraymask[5] = dpsoftrast.pointer_texcoordf[3] != NULL;
-       arraymask[6] = dpsoftrast.pointer_texcoordf[4] != NULL;
-       arraymask[7] = dpsoftrast.pointer_texcoordf[5] != NULL;
-       arraymask[8] = dpsoftrast.pointer_texcoordf[6] != NULL;
-       arraymask[9] = dpsoftrast.pointer_texcoordf[7] != NULL;
-       DPSOFTRAST_Validate(DPSOFTRAST_VALIDATE_DRAW);
-       DPSOFTRAST_Draw_LoadVertices(firstvertex, numvertices, true);
+       DPSOFTRAST_Command_Draw *command = DPSOFTRAST_Draw_AllocateDrawCommand(firstvertex, numvertices, numtriangles, element3i, element3s);
        DPSOFTRAST_ShaderModeTable[dpsoftrast.shader_mode].Vertex();
-       DPSOFTRAST_Draw_ProjectVertices(dpsoftrast.draw.screencoord4f, dpsoftrast.draw.post_array4f[DPSOFTRAST_ARRAY_POSITION], numvertices);
-       DPSOFTRAST_Draw_ProcessTriangles(firstvertex, numtriangles, element3i, element3s, arraymask);
+       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++)
+               {
+                       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);
+               }
+       }
+       else
+       {
+               DPSOFTRAST_Draw_FlushThreads();
+       }
+}
+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(AlphaTest)
+               INTERPCOMMAND(AlphaFunc)
+               INTERPCOMMAND(SetTexture)
+               INTERPCOMMAND(SetShader)
+               INTERPCOMMAND(Uniform4f)
+               INTERPCOMMAND(UniformMatrix4f)
+               INTERPCOMMAND(Uniform1i)
+
+               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_Finish(void)
+{
+       DPSOFTRAST_Flush();
 }
 
-void DPSOFTRAST_Init(int width, int height, unsigned int *colorpixels, unsigned int *depthpixels)
+int DPSOFTRAST_Init(int width, int height, int numthreads, int interlace, unsigned int *colorpixels, unsigned int *depthpixels)
 {
+       int i;
        union
        {
                int i;
@@ -3907,52 +4976,111 @@ void DPSOFTRAST_Init(int width, int height, unsigned int *colorpixels, unsigned
        dpsoftrast.fb_colorpixels[1] = NULL;
        dpsoftrast.fb_colorpixels[1] = NULL;
        dpsoftrast.fb_colorpixels[1] = NULL;
+       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.user.colormask[0] = 1;
-       dpsoftrast.user.colormask[1] = 1;
-       dpsoftrast.user.colormask[2] = 1;
-       dpsoftrast.user.colormask[3] = 1;
-       dpsoftrast.user.blendfunc[0] = GL_ONE;
-       dpsoftrast.user.blendfunc[1] = GL_ZERO;
-       dpsoftrast.user.depthmask = true;
-       dpsoftrast.user.depthtest = true;
-       dpsoftrast.user.depthfunc = GL_LEQUAL;
-       dpsoftrast.user.scissortest = false;
-       dpsoftrast.user.cullface = GL_BACK;
-       dpsoftrast.user.alphatest = false;
-       dpsoftrast.user.alphafunc = GL_GREATER;
-       dpsoftrast.user.alphavalue = 0.5f;
-       dpsoftrast.user.scissor[0] = 0;
-       dpsoftrast.user.scissor[1] = 0;
-       dpsoftrast.user.scissor[2] = dpsoftrast.fb_width;
-       dpsoftrast.user.scissor[3] = dpsoftrast.fb_height;
-       dpsoftrast.user.viewport[0] = 0;
-       dpsoftrast.user.viewport[1] = 0;
-       dpsoftrast.user.viewport[2] = dpsoftrast.fb_width;
-       dpsoftrast.user.viewport[3] = dpsoftrast.fb_height;
-       dpsoftrast.user.depthrange[0] = 0;
-       dpsoftrast.user.depthrange[1] = 1;
-       dpsoftrast.user.polygonoffset[0] = 0;
-       dpsoftrast.user.polygonoffset[1] = 0;
-       dpsoftrast.user.color[0] = 1;
-       dpsoftrast.user.color[1] = 1;
-       dpsoftrast.user.color[2] = 1;
-       dpsoftrast.user.color[3] = 1;
-       dpsoftrast.validate = -1;
-       DPSOFTRAST_Validate(-1);
-       dpsoftrast.validate = 0;
+       dpsoftrast.color[0] = 1;
+       dpsoftrast.color[1] = 1;
+       dpsoftrast.color[2] = 1;
+       dpsoftrast.color[3] = 1;
+       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[1] = 1;
+               thread->colormask[2] = 1;
+               thread->colormask[3] = 1;
+               thread->blendfunc[0] = GL_ONE;
+               thread->blendfunc[1] = GL_ZERO;
+               thread->depthmask = true;
+               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;
+               thread->scissor[3] = dpsoftrast.fb_height;
+               thread->depthrange[0] = 0;
+               thread->depthrange[1] = 1;
+               thread->polygonoffset[0] = 0;
+               thread->polygonoffset[1] = 0;
+       
+               if (dpsoftrast.interlace)
+               {
+                       thread->miny1 = (i*dpsoftrast.fb_height)/(2*dpsoftrast.numthreads);
+                       thread->maxy1 = ((i+1)*dpsoftrast.fb_height)/(2*dpsoftrast.numthreads);
+                       thread->miny2 = ((dpsoftrast.numthreads+i)*dpsoftrast.fb_height)/(2*dpsoftrast.numthreads);
+                       thread->maxy2 = ((dpsoftrast.numthreads+i+1)*dpsoftrast.fb_height)/(2*dpsoftrast.numthreads);
+               }
+               else
+               {
+                       thread->miny1 = thread->miny2 = (i*dpsoftrast.fb_height)/dpsoftrast.numthreads;
+                       thread->maxy1 = thread->maxy2 = ((i+1)*dpsoftrast.fb_height)/dpsoftrast.numthreads;
+               }
+
+               thread->numspans = 0;
+               thread->numtriangles = 0;
+               thread->commandoffset = 0;
+               thread->waiting = false;
+               thread->starving = false;
+          
+               thread->validate = -1;
+               DPSOFTRAST_Validate(thread, -1);
+               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;
+       if (dpsoftrast.usethreads && dpsoftrast.numthreads > 0)
+       {
+               DPSOFTRAST_State_Thread *thread;
+               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);
+               }
+       }
        for (i = 0;i < dpsoftrast.texture_end;i++)
                if (dpsoftrast.texture[i].bytes)
                        MM_FREE(dpsoftrast.texture[i].bytes);
        if (dpsoftrast.texture)
                free(dpsoftrast.texture);
+       if (dpsoftrast.threads)
+               MM_FREE(dpsoftrast.threads);
        memset(&dpsoftrast, 0, sizeof(dpsoftrast));
 }