2 Copyright (C) 1996-1997 Id Software, Inc.
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13 See the GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
27 cvar_t r_textshadow = {CVAR_SAVE, "r_textshadow", "0", "draws a shadow on all text to improve readability (note: value controls offset, 1 = 1 pixel, 1.5 = 1.5 pixels, etc)"};
29 static rtexture_t *char_texture;
30 cachepic_t *r_crosshairs[NUMCROSSHAIRS+1];
32 //=============================================================================
33 /* Support Routines */
35 #define FONT_FILESIZE 13468
36 #define MAX_CACHED_PICS 1024
37 #define CACHEPICHASHSIZE 256
38 static cachepic_t *cachepichash[CACHEPICHASHSIZE];
39 static cachepic_t cachepics[MAX_CACHED_PICS];
40 static int numcachepics;
42 static rtexturepool_t *drawtexturepool;
44 static unsigned char concharimage[FONT_FILESIZE] =
49 static rtexture_t *draw_generateconchars(void)
52 unsigned char buffer[65536][4], *data = NULL;
55 data = LoadTGA (concharimage, FONT_FILESIZE, 256, 256);
57 for (i = 0;i < 8192;i++)
59 random = lhrandom (0.0,1.0);
60 buffer[i][0] = 83 + (unsigned char)(random * 64);
61 buffer[i][1] = 71 + (unsigned char)(random * 32);
62 buffer[i][2] = 23 + (unsigned char)(random * 16);
63 buffer[i][3] = data[i*4+0];
66 for (i = 8192;i < 32768;i++)
68 random = lhrandom (0.0,1.0);
69 buffer[i][0] = 95 + (unsigned char)(random * 64);
70 buffer[i][1] = 95 + (unsigned char)(random * 64);
71 buffer[i][2] = 95 + (unsigned char)(random * 64);
72 buffer[i][3] = data[i*4+0];
75 for (i = 32768;i < 40960;i++)
77 random = lhrandom (0.0,1.0);
78 buffer[i][0] = 83 + (unsigned char)(random * 64);
79 buffer[i][1] = 71 + (unsigned char)(random * 32);
80 buffer[i][2] = 23 + (unsigned char)(random * 16);
81 buffer[i][3] = data[i*4+0];
84 for (i = 40960;i < 65536;i++)
86 random = lhrandom (0.0,1.0);
87 buffer[i][0] = 96 + (unsigned char)(random * 64);
88 buffer[i][1] = 43 + (unsigned char)(random * 32);
89 buffer[i][2] = 27 + (unsigned char)(random * 32);
90 buffer[i][3] = data[i*4+0];
94 Image_WriteTGARGBA ("gfx/generated_conchars.tga", 256, 256, &buffer[0][0]);
98 return R_LoadTexture2D(drawtexturepool, "conchars", 256, 256, &buffer[0][0], TEXTYPE_RGBA, TEXF_ALPHA | TEXF_PRECACHE, NULL);
101 static char *pointerimage =
120 static rtexture_t *draw_generatemousepointer(void)
123 unsigned char buffer[256][4];
124 for (i = 0;i < 256;i++)
126 if (pointerimage[i] == '.')
135 buffer[i][0] = (pointerimage[i] - '0') * 16;
136 buffer[i][1] = (pointerimage[i] - '0') * 16;
137 buffer[i][2] = (pointerimage[i] - '0') * 16;
141 return R_LoadTexture2D(drawtexturepool, "mousepointer", 16, 16, &buffer[0][0], TEXTYPE_RGBA, TEXF_ALPHA | TEXF_PRECACHE, NULL);
144 static char *crosshairtexdata[NUMCROSSHAIRS] =
249 static rtexture_t *draw_generatecrosshair(int num)
253 unsigned char data[16*16][4];
254 in = crosshairtexdata[num];
255 for (i = 0;i < 16*16;i++)
266 data[i][0] = data[i][1] = data[i][2] = (unsigned char) ((int) (in[i] - '0') * 127 / 7 + 128);
270 return R_LoadTexture2D(drawtexturepool, va("crosshair%i", num+1), 16, 16, &data[0][0], TEXTYPE_RGBA, TEXF_ALPHA | TEXF_PRECACHE, NULL);
273 static rtexture_t *draw_generateditherpattern(void)
277 unsigned char data[8*8*4];
278 for (y = 0;y < 8;y++)
280 for (x = 0;x < 8;x++)
282 data[(y*8+x)*4+0] = data[(y*8+x)*4+1] = data[(y*8+x)*4+2] = ((x^y) & 4) ? 255 : 0;
283 data[(y*8+x)*4+3] = 255;
286 return R_LoadTexture2D(drawtexturepool, "ditherpattern", 8, 8, data, TEXTYPE_RGBA, TEXF_FORCENEAREST | TEXF_PRECACHE, NULL);
288 unsigned char data[16];
289 memset(data, 255, sizeof(data));
290 data[0] = data[1] = data[2] = data[12] = data[13] = data[14] = 0;
291 return R_LoadTexture2D(drawtexturepool, "ditherpattern", 2, 2, data, TEXTYPE_RGBA, TEXF_FORCENEAREST | TEXF_PRECACHE, NULL);
300 // FIXME: move this to client somehow
301 cachepic_t *Draw_CachePic (const char *path, qboolean persistent)
307 unsigned char *lmpdata;
308 char lmpname[MAX_QPATH];
310 if (!strncmp(CLVIDEOPREFIX, path, sizeof(CLVIDEOPREFIX) - 1))
314 video = CL_GetVideoByName(path);
319 crc = CRC_Block((unsigned char *)path, strlen(path));
320 hashkey = ((crc >> 8) ^ crc) % CACHEPICHASHSIZE;
321 for (pic = cachepichash[hashkey];pic;pic = pic->chain)
322 if (!strcmp (path, pic->name))
325 if (numcachepics == MAX_CACHED_PICS)
327 Con_Printf ("Draw_CachePic: numcachepics == MAX_CACHED_PICS\n");
328 // FIXME: support NULL in callers?
329 return cachepics; // return the first one
331 pic = cachepics + (numcachepics++);
332 strlcpy (pic->name, path, sizeof(pic->name));
334 pic->chain = cachepichash[hashkey];
335 cachepichash[hashkey] = pic;
339 flags |= TEXF_PRECACHE;
340 if (!strcmp(path, "gfx/colorcontrol/ditherpattern"))
343 // load a high quality image from disk if possible
344 pic->tex = loadtextureimage(drawtexturepool, path, 0, 0, false, flags);
345 if (pic->tex == NULL && !strncmp(path, "gfx/", 4))
347 // compatibility with older versions which did not require gfx/ prefix
348 pic->tex = loadtextureimage(drawtexturepool, path + 4, 0, 0, false, flags);
350 // if a high quality image was loaded, set the pic's size to match it, just
351 // in case there's no low quality version to get the size from
354 pic->width = R_TextureWidth(pic->tex);
355 pic->height = R_TextureHeight(pic->tex);
358 // now read the low quality version (wad or lmp file), and take the pic
359 // size from that even if we don't upload the texture, this way the pics
360 // show up the right size in the menu even if they were replaced with
361 // higher or lower resolution versions
362 dpsnprintf(lmpname, sizeof(lmpname), "%s.lmp", path);
363 if (!strncmp(path, "gfx/", 4) && (lmpdata = FS_LoadFile(lmpname, tempmempool, false, &lmpsize)))
367 pic->width = lmpdata[0] + lmpdata[1] * 256 + lmpdata[2] * 65536 + lmpdata[3] * 16777216;
368 pic->height = lmpdata[4] + lmpdata[5] * 256 + lmpdata[6] * 65536 + lmpdata[7] * 16777216;
369 // if no high quality replacement image was found, upload the original low quality texture
371 pic->tex = R_LoadTexture2D(drawtexturepool, path, pic->width, pic->height, lmpdata + 8, TEXTYPE_PALETTE, flags, palette_transparent);
375 else if ((lmpdata = W_GetLumpName (path + 4)))
377 if (!strcmp(path, "gfx/conchars"))
379 // conchars is a raw image and with color 0 as transparent instead of 255
382 // if no high quality replacement image was found, upload the original low quality texture
384 pic->tex = R_LoadTexture2D(drawtexturepool, path, 128, 128, lmpdata, TEXTYPE_PALETTE, flags, palette_font);
388 pic->width = lmpdata[0] + lmpdata[1] * 256 + lmpdata[2] * 65536 + lmpdata[3] * 16777216;
389 pic->height = lmpdata[4] + lmpdata[5] * 256 + lmpdata[6] * 65536 + lmpdata[7] * 16777216;
390 // if no high quality replacement image was found, upload the original low quality texture
392 pic->tex = R_LoadTexture2D(drawtexturepool, path, pic->width, pic->height, lmpdata + 8, TEXTYPE_PALETTE, flags, palette_transparent);
396 // if it's not found on disk, check if it's one of the builtin images
397 if (pic->tex == NULL)
399 if (pic->tex == NULL && !strcmp(path, "gfx/conchars"))
400 pic->tex = draw_generateconchars();
401 if (pic->tex == NULL && !strcmp(path, "ui/mousepointer"))
402 pic->tex = draw_generatemousepointer();
403 if (pic->tex == NULL && !strcmp(path, "gfx/prydoncursor001"))
404 pic->tex = draw_generatemousepointer();
405 if (pic->tex == NULL && !strcmp(path, "gfx/crosshair1"))
406 pic->tex = draw_generatecrosshair(0);
407 if (pic->tex == NULL && !strcmp(path, "gfx/crosshair2"))
408 pic->tex = draw_generatecrosshair(1);
409 if (pic->tex == NULL && !strcmp(path, "gfx/crosshair3"))
410 pic->tex = draw_generatecrosshair(2);
411 if (pic->tex == NULL && !strcmp(path, "gfx/crosshair4"))
412 pic->tex = draw_generatecrosshair(3);
413 if (pic->tex == NULL && !strcmp(path, "gfx/crosshair5"))
414 pic->tex = draw_generatecrosshair(4);
415 if (pic->tex == NULL && !strcmp(path, "gfx/crosshair6"))
416 pic->tex = draw_generatecrosshair(5);
417 if (pic->tex == NULL && !strcmp(path, "gfx/colorcontrol/ditherpattern"))
418 pic->tex = draw_generateditherpattern();
419 if (pic->tex == NULL)
421 // don't complain about missing gfx/crosshair images
422 if (strncmp(path, "gfx/crosshair", 13))
423 Con_Printf("Draw_CachePic: failed to load %s\n", path);
424 pic->tex = r_texture_notexture;
426 pic->width = R_TextureWidth(pic->tex);
427 pic->height = R_TextureHeight(pic->tex);
433 cachepic_t *Draw_NewPic(const char *picname, int width, int height, int alpha, unsigned char *pixels)
438 crc = CRC_Block((unsigned char *)picname, strlen(picname));
439 hashkey = ((crc >> 8) ^ crc) % CACHEPICHASHSIZE;
440 for (pic = cachepichash[hashkey];pic;pic = pic->chain)
441 if (!strcmp (picname, pic->name))
446 if (pic->tex && pic->width == width && pic->height == height)
448 R_UpdateTexture(pic->tex, pixels, 0, 0, width, height);
456 if (numcachepics == MAX_CACHED_PICS)
458 Con_Printf ("Draw_NewPic: numcachepics == MAX_CACHED_PICS\n");
459 // FIXME: support NULL in callers?
460 return cachepics; // return the first one
462 pic = cachepics + (numcachepics++);
463 strlcpy (pic->name, picname, sizeof(pic->name));
465 pic->chain = cachepichash[hashkey];
466 cachepichash[hashkey] = pic;
471 pic->height = height;
473 R_FreeTexture(pic->tex);
474 pic->tex = R_LoadTexture2D(drawtexturepool, picname, width, height, pixels, TEXTYPE_RGBA, alpha ? TEXF_ALPHA : 0, NULL);
478 void Draw_FreePic(const char *picname)
483 // this doesn't really free the pic, but does free it's texture
484 crc = CRC_Block((unsigned char *)picname, strlen(picname));
485 hashkey = ((crc >> 8) ^ crc) % CACHEPICHASHSIZE;
486 for (pic = cachepichash[hashkey];pic;pic = pic->chain)
488 if (!strcmp (picname, pic->name) && pic->tex)
490 R_FreeTexture(pic->tex);
503 static void gl_draw_start(void)
506 drawtexturepool = R_AllocTexturePool();
509 memset(cachepichash, 0, sizeof(cachepichash));
511 char_texture = Draw_CachePic("gfx/conchars", true)->tex;
512 for (i = 1;i <= NUMCROSSHAIRS;i++)
513 r_crosshairs[i] = Draw_CachePic(va("gfx/crosshair%i", i), true);
515 // draw the loading screen so people have something to see in the newly opened window
516 SCR_UpdateLoadingScreen(true);
519 static void gl_draw_shutdown(void)
521 R_FreeTexturePool(&drawtexturepool);
524 memset(cachepichash, 0, sizeof(cachepichash));
527 static void gl_draw_newmap(void)
531 void GL_Draw_Init (void)
533 Cvar_RegisterVariable(&r_textshadow);
534 R_RegisterModule("GL_Draw", gl_draw_start, gl_draw_shutdown, gl_draw_newmap);
537 static void _DrawQ_Setup(void)
539 if (r_refdef.draw2dstage)
541 r_refdef.draw2dstage = true;
543 qglViewport(r_view.x, vid.height - (r_view.y + r_view.height), r_view.width, r_view.height);CHECKGLERROR
544 GL_ColorMask(r_view.colormask[0], r_view.colormask[1], r_view.colormask[2], 1);
545 GL_SetupView_Mode_Ortho(0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100);
546 qglDepthFunc(GL_LEQUAL);CHECKGLERROR
547 qglDisable(GL_POLYGON_OFFSET_FILL);CHECKGLERROR
548 GL_CullFace(GL_FRONT); // quake is backwards, this culls back faces
549 R_Mesh_Matrix(&identitymatrix);
556 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
558 if (gl_support_fragment_shader)
560 qglUseProgramObjectARB(0);CHECKGLERROR
564 static void _DrawQ_ProcessDrawFlag(int flags)
568 if(flags == DRAWFLAG_ADDITIVE)
569 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
570 else if(flags == DRAWFLAG_MODULATE)
571 GL_BlendFunc(GL_DST_COLOR, GL_ZERO);
572 else if(flags == DRAWFLAG_2XMODULATE)
573 GL_BlendFunc(GL_DST_COLOR,GL_SRC_COLOR);
575 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
578 void DrawQ_Pic(float x, float y, cachepic_t *pic, float width, float height, float red, float green, float blue, float alpha, int flags)
580 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);
583 // color tag printing
584 static vec4_t string_colors[] =
587 // LordHavoc: why on earth is cyan before magenta in Quake3?
588 // LordHavoc: note: Doom3 uses white for [0] and [7]
589 {0.0, 0.0, 0.0, 1.0}, // black
590 {1.0, 0.0, 0.0, 1.0}, // red
591 {0.0, 1.0, 0.0, 1.0}, // green
592 {1.0, 1.0, 0.0, 1.0}, // yellow
593 {0.0, 0.0, 1.0, 1.0}, // blue
594 {0.0, 1.0, 1.0, 1.0}, // cyan
595 {1.0, 0.0, 1.0, 1.0}, // magenta
596 {1.0, 1.0, 1.0, 1.0}, // white
597 // [515]'s BX_COLOREDTEXT extension
598 {1.0, 1.0, 1.0, 0.5}, // half transparent
599 {0.5, 0.5, 0.5, 1.0} // half brightness
600 // Black's color table
601 //{1.0, 1.0, 1.0, 1.0},
602 //{1.0, 0.0, 0.0, 1.0},
603 //{0.0, 1.0, 0.0, 1.0},
604 //{0.0, 0.0, 1.0, 1.0},
605 //{1.0, 1.0, 0.0, 1.0},
606 //{0.0, 1.0, 1.0, 1.0},
607 //{1.0, 0.0, 1.0, 1.0},
608 //{0.1, 0.1, 0.1, 1.0}
611 #define STRING_COLORS_COUNT (sizeof(string_colors) / sizeof(vec4_t))
613 static void DrawQ_GetTextColor(float color[4], int colorindex, float r, float g, float b, float a, qboolean shadow)
615 Vector4Copy(string_colors[colorindex], color);
616 Vector4Set(color, color[0] * r, color[1] * g, color[2] * b, color[3] * a);
619 float shadowalpha = color[0]+color[1]+color[2] * 0.8;
620 Vector4Set(color, 0, 0, 0, color[3] * bound(0, shadowalpha, 1));
624 float DrawQ_String(float startx, float starty, const char *text, int maxlen, float w, float h, float basered, float basegreen, float baseblue, float basealpha, int flags, int *outcolor, qboolean ignorecolorcodes)
626 int i, num, shadow, colorindex;
627 float x, y, s, t, u, v;
631 float vertex3f[QUADELEMENTS_MAXQUADS*4*3];
632 float texcoord2f[QUADELEMENTS_MAXQUADS*4*2];
633 float color4f[QUADELEMENTS_MAXQUADS*4*4];
638 _DrawQ_ProcessDrawFlag(flags);
640 R_Mesh_ColorPointer(color4f, 0, 0);
641 R_Mesh_ResetTextureState();
642 R_Mesh_TexBind(0, R_GetTexture(char_texture));
643 R_Mesh_TexCoordPointer(0, 2, texcoord2f, 0, 0);
644 R_Mesh_VertexPointer(vertex3f, 0, 0);
651 for (shadow = r_textshadow.value != 0;shadow >= 0;shadow--)
653 if (!outcolor || *outcolor == -1)
654 colorindex = STRING_COLOR_DEFAULT;
656 colorindex = *outcolor;
657 DrawQ_GetTextColor(color, colorindex, basered, basegreen, baseblue, basealpha, shadow);
663 x += r_textshadow.value;
664 y += r_textshadow.value;
666 // because this loop increments x before it draws, we must bias x first
668 for (i = 0;i < maxlen && text[i];)
670 if (text[i] == STRING_COLOR_TAG && !ignorecolorcodes && i + 1 < maxlen)
672 if (text[i+1] == STRING_COLOR_TAG)
674 else if (text[i+1] >= '0' && text[i+1] <= '9')
676 colorindex = text[i+1] - '0';
677 DrawQ_GetTextColor(color, colorindex, basered, basegreen, baseblue, basealpha, shadow);
686 s = (num & 15)*0.0625f + (0.5f / 256.0f);
687 t = (num >> 4)*0.0625f + (0.5f / 256.0f);
688 u = 0.0625f - (1.0f / 256.0f);
689 v = 0.0625f - (1.0f / 256.0f);
690 ac[ 0] = color[0];ac[ 1] = color[1];ac[ 2] = color[2];ac[ 3] = color[3];
691 ac[ 4] = color[0];ac[ 5] = color[1];ac[ 6] = color[2];ac[ 7] = color[3];
692 ac[ 8] = color[0];ac[ 9] = color[1];ac[10] = color[2];ac[11] = color[3];
693 ac[12] = color[0];ac[13] = color[1];ac[14] = color[2];ac[15] = color[3];
694 at[ 0] = s ;at[ 1] = t ;
695 at[ 2] = s+u;at[ 3] = t ;
696 at[ 4] = s+u;at[ 5] = t+v;
697 at[ 6] = s ;at[ 7] = t+v;
698 av[ 0] = x ;av[ 1] = y ;av[ 2] = 10;
699 av[ 3] = x+w;av[ 4] = y ;av[ 5] = 10;
700 av[ 6] = x+w;av[ 7] = y+h;av[ 8] = 10;
701 av[ 9] = x ;av[10] = y+h;av[11] = 10;
706 if (batchcount >= QUADELEMENTS_MAXQUADS)
708 if (basealpha >= (1.0f / 255.0f))
710 GL_LockArrays(0, batchcount * 4);
711 R_Mesh_Draw(0, batchcount * 4, batchcount * 2, quadelements, 0, 0);
723 if (basealpha >= (1.0f / 255.0f))
725 GL_LockArrays(0, batchcount * 4);
726 R_Mesh_Draw(0, batchcount * 4, batchcount * 2, quadelements, 0, 0);
730 // note: this relies on the proper text (not shadow) being drawn last
736 static int DrawQ_BuildColoredText(char *output2c, size_t maxoutchars, const char *text, int maxreadchars, qboolean ignorecolorcodes, int *outcolor)
738 int color, numchars = 0;
739 char *outputend2c = output2c + maxoutchars - 2;
740 if (!outcolor || *outcolor == -1)
741 color = STRING_COLOR_DEFAULT;
745 maxreadchars = 1<<30;
746 textend = text + maxreadchars;
747 while (text != textend && *text)
749 if (*text == STRING_COLOR_TAG && !ignorecolorcodes && text + 1 != textend)
751 if (text[1] == STRING_COLOR_TAG)
753 else if (text[1] >= '0' && text[1] <= '9')
755 color = text[1] - '0';
760 if (output2c >= outputend2c)
762 *output2c++ = *text++;
766 output2c[0] = output2c[1] = 0;
773 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)
777 _DrawQ_ProcessDrawFlag(flags);
779 R_Mesh_VertexPointer(floats, 0, 0);
780 R_Mesh_ColorPointer(floats + 20, 0, 0);
781 R_Mesh_ResetTextureState();
787 height = pic->height;
788 R_Mesh_TexBind(0, R_GetTexture(pic->tex));
789 R_Mesh_TexCoordPointer(0, 2, floats + 12, 0, 0);
790 floats[12] = s1;floats[13] = t1;
791 floats[14] = s2;floats[15] = t2;
792 floats[16] = s4;floats[17] = t4;
793 floats[18] = s3;floats[19] = t3;
796 floats[2] = floats[5] = floats[8] = floats[11] = 0;
797 floats[0] = floats[9] = x;
798 floats[1] = floats[4] = y;
799 floats[3] = floats[6] = x + width;
800 floats[7] = floats[10] = y + height;
801 floats[20] = r1;floats[21] = g1;floats[22] = b1;floats[23] = a1;
802 floats[24] = r2;floats[25] = g2;floats[26] = b2;floats[27] = a2;
803 floats[28] = r4;floats[29] = g4;floats[30] = b4;floats[31] = a4;
804 floats[32] = r3;floats[33] = g3;floats[34] = b3;floats[35] = a3;
806 R_Mesh_Draw(0, 4, 2, polygonelements, 0, 0);
809 void DrawQ_Mesh (drawqueuemesh_t *mesh, int flags)
811 _DrawQ_ProcessDrawFlag(flags);
813 R_Mesh_VertexPointer(mesh->data_vertex3f, 0, 0);
814 R_Mesh_ColorPointer(mesh->data_color4f, 0, 0);
815 R_Mesh_ResetTextureState();
816 R_Mesh_TexBind(0, R_GetTexture(mesh->texture));
817 R_Mesh_TexCoordPointer(0, 2, mesh->data_texcoord2f, 0, 0);
819 GL_LockArrays(0, mesh->num_vertices);
820 R_Mesh_Draw(0, mesh->num_vertices, mesh->num_triangles, mesh->data_element3i, 0, 0);
824 void DrawQ_LineLoop (drawqueuemesh_t *mesh, int flags)
828 _DrawQ_ProcessDrawFlag(flags);
832 qglBegin(GL_LINE_LOOP);
833 for (num = 0;num < mesh->num_vertices;num++)
835 if (mesh->data_color4f)
836 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]);
837 qglVertex2f(mesh->data_vertex3f[num*3+0], mesh->data_vertex3f[num*3+1]);
843 //[515]: this is old, delete
844 void DrawQ_Line (float width, float x1, float y1, float x2, float y2, float r, float g, float b, float alpha, int flags)
846 _DrawQ_ProcessDrawFlag(flags);
849 qglLineWidth(width);CHECKGLERROR
851 GL_Color(r,g,b,alpha);
860 void DrawQ_SetClipArea(float x, float y, float width, float height)
864 // We have to convert the con coords into real coords
865 // OGL uses top to bottom
866 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)));
868 GL_ScissorTest(true);
871 void DrawQ_ResetClipArea(void)
874 GL_ScissorTest(false);
877 void DrawQ_Finish(void)
879 r_refdef.draw2dstage = false;
882 static float blendvertex3f[9] = {-5000, -5000, 10, 10000, -5000, 10, -5000, 10000, 10};
883 void R_DrawGamma(void)
886 if (!vid_usinghwgamma)
888 // all the blends ignore depth
889 R_Mesh_VertexPointer(blendvertex3f, 0, 0);
890 R_Mesh_ColorPointer(NULL, 0, 0);
891 R_Mesh_ResetTextureState();
895 if (v_color_enable.integer)
897 c[0] = v_color_white_r.value;
898 c[1] = v_color_white_g.value;
899 c[2] = v_color_white_b.value;
902 c[0] = c[1] = c[2] = v_contrast.value;
903 if (c[0] >= 1.01f || c[1] >= 1.01f || c[2] >= 1.01f)
905 GL_BlendFunc(GL_DST_COLOR, GL_ONE);
906 while (c[0] >= 1.01f || c[1] >= 1.01f || c[2] >= 1.01f)
908 GL_Color(bound(0, c[0] - 1, 1), bound(0, c[1] - 1, 1), bound(0, c[2] - 1, 1), 1);
909 R_Mesh_Draw(0, 3, 1, polygonelements, 0, 0);
910 VectorScale(c, 0.5, c);
913 if (v_color_enable.integer)
915 c[0] = v_color_black_r.value;
916 c[1] = v_color_black_g.value;
917 c[2] = v_color_black_b.value;
920 c[0] = c[1] = c[2] = v_brightness.value;
921 if (c[0] >= 0.01f || c[1] >= 0.01f || c[2] >= 0.01f)
923 GL_BlendFunc(GL_ONE, GL_ONE);
924 GL_Color(c[0], c[1], c[2], 1);
925 R_Mesh_Draw(0, 3, 1, polygonelements, 0, 0);