]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - gl_draw.c
added bufferobject and bufferoffset parameters to all R_Mesh_*Pointer functions and...
[xonotic/darkplaces.git] / gl_draw.c
index 22bdfc07dc2097f3df150374ff6571d8fcd9183b..17883ca217202990b505f020c816b613ea54f4a0 100644 (file)
--- a/gl_draw.c
+++ b/gl_draw.c
@@ -20,13 +20,20 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 
 #include "quakedef.h"
 #include "image.h"
+#include "wad.h"
+
+#include "cl_video.h"
+
+cvar_t r_textshadow = {CVAR_SAVE, "r_textshadow", "0", "draws a shadow on all text to improve readability"};
 
 static rtexture_t *char_texture;
+cachepic_t *r_crosshairs[NUMCROSSHAIRS+1];
 
 //=============================================================================
 /* Support Routines */
 
-#define MAX_CACHED_PICS 256
+#define FONT_FILESIZE 13468
+#define MAX_CACHED_PICS 1024
 #define CACHEPICHASHSIZE 256
 static cachepic_t *cachepichash[CACHEPICHASHSIZE];
 static cachepic_t cachepics[MAX_CACHED_PICS];
@@ -34,8 +41,64 @@ static int numcachepics;
 
 static rtexturepool_t *drawtexturepool;
 
-static qbyte pointerimage[256] =
+static unsigned char concharimage[FONT_FILESIZE] =
+{
+#include "lhfont.h"
+};
+
+static rtexture_t *draw_generateconchars(void)
 {
+       int i;
+       unsigned char buffer[65536][4], *data = NULL;
+       double random;
+
+       data = LoadTGA (concharimage, FONT_FILESIZE, 256, 256);
+// Gold numbers
+       for (i = 0;i < 8192;i++)
+       {
+               random = lhrandom (0.0,1.0);
+               buffer[i][0] = 83 + (unsigned char)(random * 64);
+               buffer[i][1] = 71 + (unsigned char)(random * 32);
+               buffer[i][2] = 23 + (unsigned char)(random * 16);
+               buffer[i][3] = data[i*4+0];
+       }
+// White chars
+       for (i = 8192;i < 32768;i++)
+       {
+               random = lhrandom (0.0,1.0);
+               buffer[i][0] = 95 + (unsigned char)(random * 64);
+               buffer[i][1] = 95 + (unsigned char)(random * 64);
+               buffer[i][2] = 95 + (unsigned char)(random * 64);
+               buffer[i][3] = data[i*4+0];
+       }
+// Gold numbers
+       for (i = 32768;i < 40960;i++)
+       {
+               random = lhrandom (0.0,1.0);
+               buffer[i][0] = 83 + (unsigned char)(random * 64);
+               buffer[i][1] = 71 + (unsigned char)(random * 32);
+               buffer[i][2] = 23 + (unsigned char)(random * 16);
+               buffer[i][3] = data[i*4+0];
+       }
+// Red chars
+       for (i = 40960;i < 65536;i++)
+       {
+               random = lhrandom (0.0,1.0);
+               buffer[i][0] = 96 + (unsigned char)(random * 64);
+               buffer[i][1] = 43 + (unsigned char)(random * 32);
+               buffer[i][2] = 27 + (unsigned char)(random * 32);
+               buffer[i][3] = data[i*4+0];
+       }
+
+#if 0
+       Image_WriteTGARGBA ("gfx/generated_conchars.tga", 256, 256, &buffer[0][0]);
+#endif
+
+       Mem_Free(data);
+       return R_LoadTexture2D(drawtexturepool, "conchars", 256, 256, &buffer[0][0], TEXTYPE_RGBA, TEXF_ALPHA | TEXF_PRECACHE, NULL);
+}
+
+static char *pointerimage =
        "333333332......."
        "26777761........"
        "2655541........."
@@ -52,12 +115,12 @@ static qbyte pointerimage[256] =
        "................"
        "................"
        "................"
-};
+;
 
 static rtexture_t *draw_generatemousepointer(void)
 {
        int i;
-       qbyte buffer[256][4];
+       unsigned char buffer[256][4];
        for (i = 0;i < 256;i++)
        {
                if (pointerimage[i] == '.')
@@ -78,10 +141,7 @@ static rtexture_t *draw_generatemousepointer(void)
        return R_LoadTexture2D(drawtexturepool, "mousepointer", 16, 16, &buffer[0][0], TEXTYPE_RGBA, TEXF_ALPHA | TEXF_PRECACHE, NULL);
 }
 
-// must match NUMCROSSHAIRS in r_crosshairs.c
-#define NUMCROSSHAIRS 5
-
-static qbyte *crosshairtexdata[NUMCROSSHAIRS] =
+static char *crosshairtexdata[NUMCROSSHAIRS] =
 {
        "................"
        "................"
@@ -129,10 +189,10 @@ static qbyte *crosshairtexdata[NUMCROSSHAIRS] =
        ".......44......."
        ".......44......."
        "................"
+       "................"
        ".......77......."
        ".......77......."
        "................"
-       "................"
        ,
        "................"
        "................"
@@ -148,7 +208,7 @@ static qbyte *crosshairtexdata[NUMCROSSHAIRS] =
        "........7......."
        "........7......."
        "........7......."
-       "................"
+       "........7......."
        "................"
        ,
        "................"
@@ -167,13 +227,30 @@ static qbyte *crosshairtexdata[NUMCROSSHAIRS] =
        "................"
        "................"
        "................"
+       ,
+       "................"
+       "................"
+       "................"
+       "................"
+       "................"
+       "................"
+       "................"
+       ".......55......."
+       ".......55......."
+       "................"
+       "................"
+       "................"
+       "................"
+       "................"
+       "................"
+       "................"
 };
 
 static rtexture_t *draw_generatecrosshair(int num)
 {
        int i;
        char *in;
-       qbyte data[16*16][4];
+       unsigned char data[16*16][4];
        in = crosshairtexdata[num];
        for (i = 0;i < 16*16;i++)
        {
@@ -186,20 +263,18 @@ static rtexture_t *draw_generatecrosshair(int num)
                }
                else
                {
-                       data[i][0] = 255;
-                       data[i][1] = 255;
-                       data[i][2] = 255;
-                       data[i][3] = (qbyte) ((int) (in[i] - '0') * 255 / 7);
+                       data[i][0] = data[i][1] = data[i][2] = (unsigned char) ((int) (in[i] - '0') * 127 / 7 + 128);
+                       data[i][3] = 255;
                }
        }
-       return R_LoadTexture2D(drawtexturepool, va("crosshair%i", num), 16, 16, &data[0][0], TEXTYPE_RGBA, TEXF_ALPHA | TEXF_PRECACHE, NULL);
+       return R_LoadTexture2D(drawtexturepool, va("crosshair%i", num+1), 16, 16, &data[0][0], TEXTYPE_RGBA, TEXF_ALPHA | TEXF_PRECACHE, NULL);
 }
 
 static rtexture_t *draw_generateditherpattern(void)
 {
 #if 1
        int x, y;
-       qbyte data[8*8*4];
+       unsigned char data[8*8*4];
        for (y = 0;y < 8;y++)
        {
                for (x = 0;x < 8;x++)
@@ -210,7 +285,7 @@ static rtexture_t *draw_generateditherpattern(void)
        }
        return R_LoadTexture2D(drawtexturepool, "ditherpattern", 8, 8, data, TEXTYPE_RGBA, TEXF_FORCENEAREST | TEXF_PRECACHE, NULL);
 #else
-       qbyte data[16];
+       unsigned char data[16];
        memset(data, 255, sizeof(data));
        data[0] = data[1] = data[2] = data[12] = data[13] = data[14] = 0;
        return R_LoadTexture2D(drawtexturepool, "ditherpattern", 2, 2, data, TEXTYPE_RGBA, TEXF_FORCENEAREST | TEXF_PRECACHE, NULL);
@@ -223,80 +298,144 @@ Draw_CachePic
 ================
 */
 // FIXME: move this to client somehow
-cachepic_t     *Draw_CachePic (char *path)
+cachepic_t     *Draw_CachePic (const char *path, qboolean persistent)
 {
-       int i, crc, hashkey;
+       int crc, hashkey;
        cachepic_t *pic;
-       qpic_t *p;
+       int flags;
+       fs_offset_t lmpsize;
+       unsigned char *lmpdata;
+       char lmpname[MAX_QPATH];
+
+       if (!strncmp(CLVIDEOPREFIX, path, sizeof(CLVIDEOPREFIX) - 1))
+       {
+               clvideo_t *video;
 
-       crc = CRC_Block(path, strlen(path));
+               video = CL_GetVideoByName(path);
+               if( video )
+                       return &video->cpif;
+       }
+
+       crc = CRC_Block((unsigned char *)path, strlen(path));
        hashkey = ((crc >> 8) ^ crc) % CACHEPICHASHSIZE;
        for (pic = cachepichash[hashkey];pic;pic = pic->chain)
                if (!strcmp (path, pic->name))
                        return pic;
 
        if (numcachepics == MAX_CACHED_PICS)
-               Sys_Error ("numcachepics == MAX_CACHED_PICS");
+       {
+               Con_Printf ("Draw_CachePic: numcachepics == MAX_CACHED_PICS\n");
+               // FIXME: support NULL in callers?
+               return cachepics; // return the first one
+       }
        pic = cachepics + (numcachepics++);
-       strcpy (pic->name, path);
+       strlcpy (pic->name, path, sizeof(pic->name));
        // link into list
        pic->chain = cachepichash[hashkey];
        cachepichash[hashkey] = pic;
 
-       // load the pic from disk
-       pic->tex = loadtextureimage(drawtexturepool, path, 0, 0, false, TEXF_ALPHA | TEXF_PRECACHE);
+       flags = TEXF_ALPHA;
+       if (persistent)
+               flags |= TEXF_PRECACHE;
+       if (!strcmp(path, "gfx/colorcontrol/ditherpattern"))
+               flags |= TEXF_CLAMP;
+
+       // load a high quality image from disk if possible
+       pic->tex = loadtextureimage(drawtexturepool, path, 0, 0, false, flags);
        if (pic->tex == NULL && !strncmp(path, "gfx/", 4))
        {
-               // compatibility with older versions
-               pic->tex = loadtextureimage(drawtexturepool, path + 4, 0, 0, false, TEXF_ALPHA | TEXF_PRECACHE);
-               // failed to find gfx/whatever.tga or similar, try the wad
-               if (pic->tex == NULL && (p = W_GetLumpName (path + 4)))
+               // compatibility with older versions which did not require gfx/ prefix
+               pic->tex = loadtextureimage(drawtexturepool, path + 4, 0, 0, false, flags);
+       }
+       // if a high quality image was loaded, set the pic's size to match it, just
+       // in case there's no low quality version to get the size from
+       if (pic->tex)
+       {
+               pic->width = R_TextureWidth(pic->tex);
+               pic->height = R_TextureHeight(pic->tex);
+       }
+
+       // now read the low quality version (wad or lmp file), and take the pic
+       // size from that even if we don't upload the texture, this way the pics
+       // show up the right size in the menu even if they were replaced with
+       // higher or lower resolution versions
+       dpsnprintf(lmpname, sizeof(lmpname), "%s.lmp", path);
+       if (!strncmp(path, "gfx/", 4) && (lmpdata = FS_LoadFile(lmpname, tempmempool, false, &lmpsize)))
+       {
+               if (lmpsize >= 9)
                {
-                       if (!strcmp(path, "gfx/conchars"))
-                       {
-                               qbyte *pix;
-                               // conchars is a raw image and with the wrong transparent color
-                               pix = (qbyte *)p;
-                               for (i = 0;i < 128 * 128;i++)
-                                       if (pix[i] == 0)
-                                               pix[i] = 255;
-                               pic->tex = R_LoadTexture2D(drawtexturepool, path, 128, 128, pix, TEXTYPE_PALETTE, TEXF_ALPHA | TEXF_PRECACHE, palette_complete);
-                       }
-                       else
-                               pic->tex = R_LoadTexture2D(drawtexturepool, path, p->width, p->height, p->data, TEXTYPE_PALETTE, TEXF_ALPHA | TEXF_PRECACHE, palette_complete);
+                       pic->width = lmpdata[0] + lmpdata[1] * 256 + lmpdata[2] * 65536 + lmpdata[3] * 16777216;
+                       pic->height = lmpdata[4] + lmpdata[5] * 256 + lmpdata[6] * 65536 + lmpdata[7] * 16777216;
+                       // if no high quality replacement image was found, upload the original low quality texture
+                       if (!pic->tex)
+                               pic->tex = R_LoadTexture2D(drawtexturepool, path, pic->width, pic->height, lmpdata + 8, TEXTYPE_PALETTE, flags, palette_transparent);
                }
+               Mem_Free(lmpdata);
        }
-       if (pic->tex == NULL && !strcmp(path, "ui/mousepointer.tga"))
-               pic->tex = draw_generatemousepointer();
-       if (pic->tex == NULL && !strcmp(path, "gfx/crosshair1.tga"))
-               pic->tex = draw_generatecrosshair(0);
-       if (pic->tex == NULL && !strcmp(path, "gfx/crosshair2.tga"))
-               pic->tex = draw_generatecrosshair(1);
-       if (pic->tex == NULL && !strcmp(path, "gfx/crosshair3.tga"))
-               pic->tex = draw_generatecrosshair(2);
-       if (pic->tex == NULL && !strcmp(path, "gfx/crosshair4.tga"))
-               pic->tex = draw_generatecrosshair(3);
-       if (pic->tex == NULL && !strcmp(path, "gfx/crosshair5.tga"))
-               pic->tex = draw_generatecrosshair(4);
-       if (pic->tex == NULL && !strcmp(path, "gfx/colorcontrol/ditherpattern.tga"))
-               pic->tex = draw_generateditherpattern();
+       else if ((lmpdata = W_GetLumpName (path + 4)))
+       {
+               if (!strcmp(path, "gfx/conchars"))
+               {
+                       // conchars is a raw image and with color 0 as transparent instead of 255
+                       pic->width = 128;
+                       pic->height = 128;
+                       // if no high quality replacement image was found, upload the original low quality texture
+                       if (!pic->tex)
+                               pic->tex = R_LoadTexture2D(drawtexturepool, path, 128, 128, lmpdata, TEXTYPE_PALETTE, flags, palette_font);
+               }
+               else
+               {
+                       pic->width = lmpdata[0] + lmpdata[1] * 256 + lmpdata[2] * 65536 + lmpdata[3] * 16777216;
+                       pic->height = lmpdata[4] + lmpdata[5] * 256 + lmpdata[6] * 65536 + lmpdata[7] * 16777216;
+                       // if no high quality replacement image was found, upload the original low quality texture
+                       if (!pic->tex)
+                               pic->tex = R_LoadTexture2D(drawtexturepool, path, pic->width, pic->height, lmpdata + 8, TEXTYPE_PALETTE, flags, palette_transparent);
+               }
+       }
+
+       // if it's not found on disk, check if it's one of the builtin images
        if (pic->tex == NULL)
        {
-               Con_Printf("Draw_CachePic: failed to load %s\n", path);
-               pic->tex = r_notexture;
+               if (pic->tex == NULL && !strcmp(path, "gfx/conchars"))
+                       pic->tex = draw_generateconchars();
+               if (pic->tex == NULL && !strcmp(path, "ui/mousepointer"))
+                       pic->tex = draw_generatemousepointer();
+               if (pic->tex == NULL && !strcmp(path, "gfx/prydoncursor001"))
+                       pic->tex = draw_generatemousepointer();
+               if (pic->tex == NULL && !strcmp(path, "gfx/crosshair1"))
+                       pic->tex = draw_generatecrosshair(0);
+               if (pic->tex == NULL && !strcmp(path, "gfx/crosshair2"))
+                       pic->tex = draw_generatecrosshair(1);
+               if (pic->tex == NULL && !strcmp(path, "gfx/crosshair3"))
+                       pic->tex = draw_generatecrosshair(2);
+               if (pic->tex == NULL && !strcmp(path, "gfx/crosshair4"))
+                       pic->tex = draw_generatecrosshair(3);
+               if (pic->tex == NULL && !strcmp(path, "gfx/crosshair5"))
+                       pic->tex = draw_generatecrosshair(4);
+               if (pic->tex == NULL && !strcmp(path, "gfx/crosshair6"))
+                       pic->tex = draw_generatecrosshair(5);
+               if (pic->tex == NULL && !strcmp(path, "gfx/colorcontrol/ditherpattern"))
+                       pic->tex = draw_generateditherpattern();
+               if (pic->tex == NULL)
+               {
+                       // don't complain about missing gfx/crosshair images
+                       if (strncmp(path, "gfx/crosshair", 13))
+                               Con_Printf("Draw_CachePic: failed to load %s\n", path);
+                       pic->tex = r_texture_notexture;
+               }
+               pic->width = R_TextureWidth(pic->tex);
+               pic->height = R_TextureHeight(pic->tex);
        }
 
-       pic->width = R_TextureWidth(pic->tex);
-       pic->height = R_TextureHeight(pic->tex);
        return pic;
 }
 
-cachepic_t *Draw_NewPic(char *picname, int width, int height, int alpha, qbyte *pixels)
+cachepic_t *Draw_NewPic(const char *picname, int width, int height, int alpha, unsigned char *pixels)
 {
        int crc, hashkey;
        cachepic_t *pic;
 
-       crc = CRC_Block(picname, strlen(picname));
+       crc = CRC_Block((unsigned char *)picname, strlen(picname));
        hashkey = ((crc >> 8) ^ crc) % CACHEPICHASHSIZE;
        for (pic = cachepichash[hashkey];pic;pic = pic->chain)
                if (!strcmp (picname, pic->name))
@@ -306,7 +445,7 @@ cachepic_t *Draw_NewPic(char *picname, int width, int height, int alpha, qbyte *
        {
                if (pic->tex && pic->width == width && pic->height == height)
                {
-                       R_UpdateTexture(pic->tex, pixels);
+                       R_UpdateTexture(pic->tex, pixels, 0, 0, width, height);
                        return pic;
                }
        }
@@ -315,9 +454,13 @@ cachepic_t *Draw_NewPic(char *picname, int width, int height, int alpha, qbyte *
                if (pic == NULL)
                {
                        if (numcachepics == MAX_CACHED_PICS)
-                               Sys_Error ("numcachepics == MAX_CACHED_PICS");
+                       {
+                               Con_Printf ("Draw_NewPic: numcachepics == MAX_CACHED_PICS\n");
+                               // FIXME: support NULL in callers?
+                               return cachepics; // return the first one
+                       }
                        pic = cachepics + (numcachepics++);
-                       strcpy (pic->name, picname);
+                       strlcpy (pic->name, picname, sizeof(pic->name));
                        // link into list
                        pic->chain = cachepichash[hashkey];
                        cachepichash[hashkey] = pic;
@@ -332,13 +475,13 @@ cachepic_t *Draw_NewPic(char *picname, int width, int height, int alpha, qbyte *
        return pic;
 }
 
-void Draw_FreePic(char *picname)
+void Draw_FreePic(const char *picname)
 {
        int crc;
        int hashkey;
        cachepic_t *pic;
        // this doesn't really free the pic, but does free it's texture
-       crc = CRC_Block(picname, strlen(picname));
+       crc = CRC_Block((unsigned char *)picname, strlen(picname));
        hashkey = ((crc >> 8) ^ crc) % CACHEPICHASHSIZE;
        for (pic = cachepichash[hashkey];pic;pic = pic->chain)
        {
@@ -359,12 +502,18 @@ Draw_Init
 */
 static void gl_draw_start(void)
 {
+       int i;
        drawtexturepool = R_AllocTexturePool();
 
        numcachepics = 0;
        memset(cachepichash, 0, sizeof(cachepichash));
 
-       char_texture = Draw_CachePic("gfx/conchars")->tex;
+       char_texture = Draw_CachePic("gfx/conchars", true)->tex;
+       for (i = 1;i <= NUMCROSSHAIRS;i++)
+               r_crosshairs[i] = Draw_CachePic(va("gfx/crosshair%i", i), true);
+
+       // draw the loading screen so people have something to see in the newly opened window
+       SCR_UpdateLoadingScreen(true);
 }
 
 static void gl_draw_shutdown(void)
@@ -381,180 +530,371 @@ static void gl_draw_newmap(void)
 
 void GL_Draw_Init (void)
 {
-       numcachepics = 0;
-       memset(cachepichash, 0, sizeof(cachepichash));
-
+       Cvar_RegisterVariable(&r_textshadow);
        R_RegisterModule("GL_Draw", gl_draw_start, gl_draw_shutdown, gl_draw_newmap);
 }
 
-float blendvertex3f[9] = {-5000, -5000, 10, 10000, -5000, 10, -5000, 10000, 10};
+static void _DrawQ_Setup(void)
+{
+       if (r_refdef.draw2dstage)
+               return;
+       r_refdef.draw2dstage = true;
+       CHECKGLERROR
+       qglViewport(r_view.x, vid.height - (r_view.y + r_view.height), r_view.width, r_view.height);CHECKGLERROR
+       GL_ColorMask(r_view.colormask[0], r_view.colormask[1], r_view.colormask[2], 1);
+       GL_SetupView_Mode_Ortho(0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100);
+       qglDepthFunc(GL_LEQUAL);CHECKGLERROR
+       qglDisable(GL_POLYGON_OFFSET_FILL);CHECKGLERROR
+       GL_CullFace(GL_FRONT); // quake is backwards, this culls back faces
+       R_Mesh_Matrix(&identitymatrix);
+
+       GL_DepthMask(true);
+       GL_DepthTest(false);
+       GL_Color(1,1,1,1);
+       GL_AlphaTest(false);
+       GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+
+       if (gl_support_fragment_shader)
+       {
+               qglUseProgramObjectARB(0);CHECKGLERROR
+       }
+}
 
-int quadelements[768];
-void R_DrawQueue(void)
+static void _DrawQ_ProcessDrawFlag(int flags)
 {
-       int pos, num, chartexnum, texnum, batch;
-       float x, y, w, h, s, t, u, v, *av, *at, c[4];
-       cachepic_t *pic;
-       drawqueue_t *dq;
-       char *str, *currentpic;
+       _DrawQ_Setup();
+       CHECKGLERROR
+       if(flags == DRAWFLAG_ADDITIVE)
+               GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
+       else if(flags == DRAWFLAG_MODULATE)
+               GL_BlendFunc(GL_DST_COLOR, GL_ZERO);
+       else if(flags == DRAWFLAG_2XMODULATE)
+               GL_BlendFunc(GL_DST_COLOR,GL_SRC_COLOR);
+       else
+               GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+}
+
+void DrawQ_Pic(float x, float y, cachepic_t *pic, float width, float height, float red, float green, float blue, float alpha, int flags)
+{
+       DrawQ_SuperPic(x,y,pic,width,height,0,0,red,green,blue,alpha,1,0,red,green,blue,alpha,0,1,red,green,blue,alpha,1,1,red,green,blue,alpha,flags);
+}
+
+void DrawQ_String_Real(float x, float y, const char *string, int maxlen, float w, float h, float red, float green, float blue, float alpha, int flags)
+{
+       int i, num;
+       float *av, *at;
        int batchcount;
-       unsigned int color;
-       drawqueuemesh_t *mesh;
-       rmeshstate_t m;
+       float vertex3f[QUADELEMENTS_MAXQUADS*4*3];
+       float texcoord2f[QUADELEMENTS_MAXQUADS*4*2];
 
-       if (!r_render.integer)
+       if (alpha < (1.0f / 255.0f))
                return;
 
-       if (!quadelements[1])
+       _DrawQ_ProcessDrawFlag(flags);
+
+       GL_Color(red, green, blue, alpha);
+
+       R_Mesh_VertexPointer(vertex3f, 0, 0);
+       R_Mesh_ColorPointer(NULL, 0, 0);
+       R_Mesh_ResetTextureState();
+       R_Mesh_TexBind(0, R_GetTexture(char_texture));
+       R_Mesh_TexCoordPointer(0, 2, texcoord2f, 0, 0);
+
+       at = texcoord2f;
+       av = vertex3f;
+       batchcount = 0;
+
+       if (maxlen < 1)
+               maxlen = 9999;
+       for (i = 0;i < maxlen && x < vid_conwidth.integer && (num = string[i]);i++, x += w)
        {
-               // elements for rendering a series of quads as triangles
-               for (batch = 0, pos = 0, num = 0;batch < 128;batch++, num += 4)
+               float s, t, u, v;
+               if (num == ' ')
+                       continue;
+               s = (num & 15)*0.0625f + (0.5f / 256.0f);
+               t = (num >> 4)*0.0625f + (0.5f / 256.0f);
+               u = 0.0625f - (1.0f / 256.0f);
+               v = 0.0625f - (1.0f / 256.0f);
+               at[ 0] = s  ;at[ 1] = t  ;
+               at[ 2] = s+u;at[ 3] = t  ;
+               at[ 4] = s+u;at[ 5] = t+v;
+               at[ 6] = s  ;at[ 7] = t+v;
+               av[ 0] = x  ;av[ 1] = y  ;av[ 2] = 10;
+               av[ 3] = x+w;av[ 4] = y  ;av[ 5] = 10;
+               av[ 6] = x+w;av[ 7] = y+h;av[ 8] = 10;
+               av[ 9] = x  ;av[10] = y+h;av[11] = 10;
+               at += 8;
+               av += 12;
+               batchcount++;
+               if (batchcount >= QUADELEMENTS_MAXQUADS)
                {
-                       quadelements[pos++] = num;
-                       quadelements[pos++] = num + 1;
-                       quadelements[pos++] = num + 2;
-                       quadelements[pos++] = num;
-                       quadelements[pos++] = num + 2;
-                       quadelements[pos++] = num + 3;
+                       GL_LockArrays(0, batchcount * 4);
+                       R_Mesh_Draw(0, batchcount * 4, batchcount * 2, quadelements, 0, 0);
+                       GL_LockArrays(0, 0);
+                       batchcount = 0;
+                       at = texcoord2f;
+                       av = vertex3f;
                }
        }
-       qglViewport(0, 0, vid.realwidth, vid.realheight);
-       GL_SetupView_Mode_Ortho(0, 0, vid.conwidth, vid.conheight, -10, 100);
-       qglDepthFunc(GL_LEQUAL);
-       R_Mesh_Matrix(&r_identitymatrix);
-
-       chartexnum = R_GetTexture(char_texture);
+       if (batchcount > 0)
+       {
+               GL_LockArrays(0, batchcount * 4);
+               R_Mesh_Draw(0, batchcount * 4, batchcount * 2, quadelements, 0, 0);
+               GL_LockArrays(0, 0);
+       }
+}
 
-       memset(&m, 0, sizeof(m));
+void DrawQ_String(float x, float y, const char *string, int maxlen, float scalex, float scaley, float red, float green, float blue, float alpha, int flags)
+{
+       float shadow;
+       if (r_textshadow.integer) {
+               shadow = (1-((red+green+blue)));
+               shadow = bound(0, shadow, 1);
+               DrawQ_String_Real(x+scalex*0.25,y+scaley*0.25,string,maxlen,scalex,scaley,shadow,shadow,shadow,alpha*0.8,flags);
+       }
 
-       currentpic = "";
-       pic = NULL;
-       texnum = 0;
-       color = 0;
-       GL_Color(1,1,1,1);
+       DrawQ_String_Real(x,y,string,maxlen,scalex,scaley,red,green,blue,alpha,flags);
+}
 
-       batch = false;
-       batchcount = 0;
-       for (pos = 0;pos < r_refdef.drawqueuesize;pos += ((drawqueue_t *)(r_refdef.drawqueue + pos))->size)
-       {
-               dq = (drawqueue_t *)(r_refdef.drawqueue + pos);
-               color = dq->color;
-               
-               if(dq->flags == DRAWFLAG_ADDITIVE)
-                       GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
-               else if(dq->flags == DRAWFLAG_MODULATE)
-                       GL_BlendFunc(GL_DST_COLOR, GL_ZERO);
-               else if(dq->flags == DRAWFLAG_2XMODULATE)
-                       GL_BlendFunc(GL_DST_COLOR,GL_SRC_COLOR);
-               else
-                       GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+// color tag printing
+static vec4_t string_colors[] =
+{
+       // Quake3 colors
+       // LordHavoc: why on earth is cyan before magenta in Quake3?
+       // LordHavoc: note: Doom3 uses white for [0] and [7]
+       {0.0, 0.0, 0.0, 1.0}, // black
+       {1.0, 0.0, 0.0, 1.0}, // red
+       {0.0, 1.0, 0.0, 1.0}, // green
+       {1.0, 1.0, 0.0, 1.0}, // yellow
+       {0.0, 0.0, 1.0, 1.0}, // blue
+       {0.0, 1.0, 1.0, 1.0}, // cyan
+       {1.0, 0.0, 1.0, 1.0}, // magenta
+       {1.0, 1.0, 1.0, 1.0}, // white
+       // [515]'s BX_COLOREDTEXT extension
+       {1.0, 1.0, 1.0, 0.5}, // half transparent
+       {0.5, 0.5, 0.5, 1.0}  // half brightness
+       // Black's color table
+       //{1.0, 1.0, 1.0, 1.0},
+       //{1.0, 0.0, 0.0, 1.0},
+       //{0.0, 1.0, 0.0, 1.0},
+       //{0.0, 0.0, 1.0, 1.0},
+       //{1.0, 1.0, 0.0, 1.0},
+       //{0.0, 1.0, 1.0, 1.0},
+       //{1.0, 0.0, 1.0, 1.0},
+       //{0.1, 0.1, 0.1, 1.0}
+};
 
-               GL_DepthMask(true);
-               GL_DepthTest(false);
+#define STRING_COLORS_COUNT    (sizeof(string_colors) / sizeof(vec4_t))
 
-               c[0] = (float) ((color >> 24) & 0xFF) * (1.0f / 255.0f);
-               c[1] = (float) ((color >> 16) & 0xFF) * (1.0f / 255.0f);
-               c[2] = (float) ((color >>  8) & 0xFF) * (1.0f / 255.0f);
-               c[3] = (float) ( color        & 0xFF) * (1.0f / 255.0f);
-               x = dq->x;
-               y = dq->y;
-               w = dq->scalex;
-               h = dq->scaley;
+// color is read and changed in the end
+float DrawQ_ColoredString( float x, float y, const char *text, int maxlen, float scalex, float scaley, float basered, float basegreen, float baseblue, float basealpha, int flags, int *outcolor )
+{
+       vec_t *color;
+       int len;
+       int colorindex;
+       const char *start, *current;
+
+       if( !outcolor || *outcolor == -1 ) {
+               colorindex = STRING_COLOR_DEFAULT;
+       } else {
+               colorindex = *outcolor;
+       }
+       color = string_colors[colorindex];
 
-               switch(dq->command)
-               {
-               case DRAWQUEUE_STRING:
-                       GL_Color(c[0], c[1], c[2], c[3]);
-                       str = (char *)(dq + 1);
-                       if (strcmp("gfx/conchars", currentpic))
-                       {
-                               currentpic = "gfx/conchars";
-                               m.tex[0] = chartexnum;
+       if( maxlen < 1)
+               len = (int)strlen( text );
+       else
+               len = min( maxlen, (int) strlen( text ) );
+
+       start = current = text;
+       while( len > 0 ) {
+               // check for color control char
+               if( *current == STRING_COLOR_TAG ) {
+                       // get next char
+                       current++;
+                       len--;
+                       if( len == 0 ) {
+                               break;
                        }
-                       batchcount = 0;
-                       m.pointer_vertex = varray_vertex3f;
-                       m.pointer_texcoord[0] = varray_texcoord2f[0];
-                       R_Mesh_State(&m);
-                       at = varray_texcoord2f[0];
-                       av = varray_vertex3f;
-                       while ((num = *str++) && x < vid.conwidth)
-                       {
-                               if (num != ' ')
-                               {
-                                       s = (num & 15)*0.0625f + (0.5f / 256.0f);
-                                       t = (num >> 4)*0.0625f + (0.5f / 256.0f);
-                                       u = 0.0625f - (1.0f / 256.0f);
-                                       v = 0.0625f - (1.0f / 256.0f);
-                                       at[ 0] = s  ;at[ 1] = t  ;
-                                       at[ 2] = s+u;at[ 3] = t  ;
-                                       at[ 4] = s+u;at[ 5] = t+v;
-                                       at[ 6] = s  ;at[ 7] = t+v;
-                                       av[ 0] = x  ;av[ 1] = y  ;av[ 2] = 10;
-                                       av[ 3] = x+w;av[ 4] = y  ;av[ 5] = 10;
-                                       av[ 6] = x+w;av[ 7] = y+h;av[ 8] = 10;
-                                       av[ 9] = x  ;av[10] = y+h;av[11] = 10;
-                                       at += 8;
-                                       av += 12;
-                                       batchcount++;
-                                       if (batchcount >= 128)
-                                       {
-                                               GL_LockArrays(0, batchcount * 4);
-                                               R_Mesh_Draw(batchcount * 4, batchcount * 2, quadelements);
-                                               GL_LockArrays(0, 0);
-                                               batchcount = 0;
-                                               at = varray_texcoord2f[0];
-                                               av = varray_vertex3f;
+                       // display the tag char?
+                       if( *current == STRING_COLOR_TAG ) {
+                               // only display one of the two
+                               start = current;
+                               // get the next char
+                               current++;
+                               len--;
+                       } else if( '0' <= *current && *current <= '9' ) {
+                               colorindex = 0;
+                               do {
+                                       colorindex = colorindex * 10 + (*current - '0');
+                                       // only read as long as it makes a valid index
+                                       if( colorindex >= (int)STRING_COLORS_COUNT ) {
+                                               // undo the last operation
+                                               colorindex /= 10;
+                                               break;
                                        }
-                               }
-                               x += w;
-                       }
-                       if (batchcount > 0)
-                       {
-                               GL_LockArrays(0, batchcount * 4);
-                               R_Mesh_Draw(batchcount * 4, batchcount * 2, quadelements);
-                               GL_LockArrays(0, 0);
+                                       current++;
+                                       len--;
+                               } while( len > 0 && '0' <= *current && *current <= '9' );
+                               // set the color
+                               color = string_colors[colorindex];
+                               // we jump over the color tag
+                               start = current;
                        }
-                       break;
-               case DRAWQUEUE_MESH:
-                       mesh = (void *)(dq + 1);
-                       m.pointer_vertex = mesh->data_vertex3f;
-                       m.pointer_color = mesh->data_color4f;
-                       m.tex[0] = R_GetTexture(mesh->texture);
-                       m.pointer_texcoord[0] = mesh->data_texcoord2f;
-                       R_Mesh_State(&m);
-                       GL_LockArrays(0, mesh->num_vertices);
-                       R_Mesh_Draw(mesh->num_vertices, mesh->num_triangles, mesh->data_element3i);
-                       GL_LockArrays(0, 0);
-                       m.pointer_color = NULL;
-                       currentpic = "\0";
-                       break;
-               case DRAWQUEUE_SETCLIP:
-                       {
-                               // We have to convert the con coords into real coords
-                               int x , y, width, height;
-                               x = dq->x * ((float)vid.realwidth / vid.conwidth);
-                               // OGL uses top to bottom 
-                               y = dq->y * ((float) vid.realheight / vid.conheight);
-                               width = dq->scalex * ((float)vid.realwidth / vid.conwidth);
-                               height = dq->scaley * ((float)vid.realheight / vid.conheight);
+               }
+               // go on and read normal text in until the next control char
+               while( len > 0 && *current != STRING_COLOR_TAG ) {
+                       current++;
+                       len--;
+               }
+               // display the text
+               if( start != current ) {
+                       // draw the string
+                       DrawQ_String( x, y, start, current - start, scalex, scaley, basered * color[0], basegreen * color[1], baseblue * color[2], basealpha * color[3], flags );
+                       // update x to be at the new start position
+                       x += (current - start) * scalex;
+                       // set start accordingly
+                       start = current;
+               }
+       }
 
-                               GL_Scissor(x, y, width, height);
+       if( start != current ) {
+               // draw the string
+               DrawQ_String( x, y, start, current - start, scalex, scaley, basered * color[0], basegreen * color[1], baseblue * color[2], basealpha * color[3], flags );
+               // update x to be at the new start position
+               x += (current - start) * scalex;
+               // set start accordingly
+               start = current;
+       }
 
-                               GL_ScissorTest(true);
-                       }
-                       break;
-               case DRAWQUEUE_RESETCLIP:
-                       GL_ScissorTest(false);
-                       break;                          
-               }
+       // return the last colorindex
+       if( outcolor ) {
+               *outcolor = colorindex;
+       }
+
+       // return the new x position
+       return x;
+}
+
+void DrawQ_SuperPic(float x, float y, cachepic_t *pic, float width, float height, float s1, float t1, float r1, float g1, float b1, float a1, float s2, float t2, float r2, float g2, float b2, float a2, float s3, float t3, float r3, float g3, float b3, float a3, float s4, float t4, float r4, float g4, float b4, float a4, int flags)
+{
+       float floats[36];
+
+       _DrawQ_ProcessDrawFlag(flags);
+
+       R_Mesh_VertexPointer(floats, 0, 0);
+       R_Mesh_ColorPointer(floats + 20, 0, 0);
+       R_Mesh_ResetTextureState();
+       if (pic)
+       {
+               if (width == 0)
+                       width = pic->width;
+               if (height == 0)
+                       height = pic->height;
+               R_Mesh_TexBind(0, R_GetTexture(pic->tex));
+               R_Mesh_TexCoordPointer(0, 2, floats + 12, 0, 0);
+               floats[12] = s1;floats[13] = t1;
+               floats[14] = s2;floats[15] = t2;
+               floats[16] = s4;floats[17] = t4;
+               floats[18] = s3;floats[19] = t3;
        }
 
+       floats[2] = floats[5] = floats[8] = floats[11] = 0;
+       floats[0] = floats[9] = x;
+       floats[1] = floats[4] = y;
+       floats[3] = floats[6] = x + width;
+       floats[7] = floats[10] = y + height;
+       floats[20] = r1;floats[21] = g1;floats[22] = b1;floats[23] = a1;
+       floats[24] = r2;floats[25] = g2;floats[26] = b2;floats[27] = a2;
+       floats[28] = r4;floats[29] = g4;floats[30] = b4;floats[31] = a4;
+       floats[32] = r3;floats[33] = g3;floats[34] = b3;floats[35] = a3;
+
+       R_Mesh_Draw(0, 4, 2, polygonelements, 0, 0);
+}
+
+void DrawQ_Mesh (drawqueuemesh_t *mesh, int flags)
+{
+       _DrawQ_ProcessDrawFlag(flags);
+
+       R_Mesh_VertexPointer(mesh->data_vertex3f, 0, 0);
+       R_Mesh_ColorPointer(mesh->data_color4f, 0, 0);
+       R_Mesh_ResetTextureState();
+       R_Mesh_TexBind(0, R_GetTexture(mesh->texture));
+       R_Mesh_TexCoordPointer(0, 2, mesh->data_texcoord2f, 0, 0);
+
+       GL_LockArrays(0, mesh->num_vertices);
+       R_Mesh_Draw(0, mesh->num_vertices, mesh->num_triangles, mesh->data_element3i, 0, 0);
+       GL_LockArrays(0, 0);
+}
+
+void DrawQ_LineLoop (drawqueuemesh_t *mesh, int flags)
+{
+       int num;
+
+       _DrawQ_ProcessDrawFlag(flags);
+
+       GL_Color(1,1,1,1);
+       CHECKGLERROR
+       qglBegin(GL_LINE_LOOP);
+       for (num = 0;num < mesh->num_vertices;num++)
+       {
+               if (mesh->data_color4f)
+                       GL_Color(mesh->data_color4f[num*4+0], mesh->data_color4f[num*4+1], mesh->data_color4f[num*4+2], mesh->data_color4f[num*4+3]);
+               qglVertex2f(mesh->data_vertex3f[num*3+0], mesh->data_vertex3f[num*3+1]);
+       }
+       qglEnd();
+       CHECKGLERROR
+}
+
+//[515]: this is old, delete
+void DrawQ_Line (float width, float x1, float y1, float x2, float y2, float r, float g, float b, float alpha, int flags)
+{
+       _DrawQ_ProcessDrawFlag(flags);
+
+       CHECKGLERROR
+       qglLineWidth(width);CHECKGLERROR
+
+       GL_Color(r,g,b,alpha);
+       CHECKGLERROR
+       qglBegin(GL_LINES);
+       qglVertex2f(x1, y1);
+       qglVertex2f(x2, y2);
+       qglEnd();
+       CHECKGLERROR
+}
+
+void DrawQ_SetClipArea(float x, float y, float width, float height)
+{
+       _DrawQ_Setup();
+
+       // We have to convert the con coords into real coords
+       // OGL uses top to bottom
+       GL_Scissor((int)(x * ((float)vid.width / vid_conwidth.integer)), (int)(y * ((float) vid.height / vid_conheight.integer)), (int)(width * ((float)vid.width / vid_conwidth.integer)), (int)(height * ((float)vid.height / vid_conheight.integer)));
+
+       GL_ScissorTest(true);
+}
+
+void DrawQ_ResetClipArea(void)
+{
+       _DrawQ_Setup();
+       GL_ScissorTest(false);
+}
+
+void DrawQ_Finish(void)
+{
+       r_refdef.draw2dstage = false;
+}
+
+static float blendvertex3f[9] = {-5000, -5000, 10, 10000, -5000, 10, -5000, 10000, 10};
+void R_DrawGamma(void)
+{
+       float c[4];
        if (!vid_usinghwgamma)
        {
                // all the blends ignore depth
-               memset(&m, 0, sizeof(m));
-               m.pointer_vertex = blendvertex3f;
-               R_Mesh_State(&m);
+               R_Mesh_VertexPointer(blendvertex3f, 0, 0);
+               R_Mesh_ColorPointer(NULL, 0, 0);
+               R_Mesh_ResetTextureState();
                GL_DepthMask(true);
                GL_DepthTest(false);
                if (v_color_enable.integer)
@@ -571,7 +911,7 @@ void R_DrawQueue(void)
                        while (c[0] >= 1.01f || c[1] >= 1.01f || c[2] >= 1.01f)
                        {
                                GL_Color(bound(0, c[0] - 1, 1), bound(0, c[1] - 1, 1), bound(0, c[2] - 1, 1), 1);
-                               R_Mesh_Draw(3, 1, polygonelements);
+                               R_Mesh_Draw(0, 3, 1, polygonelements, 0, 0);
                                VectorScale(c, 0.5, c);
                        }
                }
@@ -587,7 +927,7 @@ void R_DrawQueue(void)
                {
                        GL_BlendFunc(GL_ONE, GL_ONE);
                        GL_Color(c[0], c[1], c[2], 1);
-                       R_Mesh_Draw(3, 1, polygonelements);
+                       R_Mesh_Draw(0, 3, 1, polygonelements, 0, 0);
                }
        }
 }