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.
26 #include "cl_dyntexture.h"
28 dp_font_t dp_fonts[MAX_FONTS] = {{0}};
30 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)"};
31 cvar_t r_textbrightness = {CVAR_SAVE, "r_textbrightness", "0", "additional brightness for text color codes (0 keeps colors as is, 1 makes them all white)"};
32 cvar_t r_textcontrast = {CVAR_SAVE, "r_textcontrast", "1", "additional contrast for text color codes (1 keeps colors as is, 0 makes them all black)"};
34 extern cvar_t v_glslgamma;
36 //=============================================================================
37 /* Support Routines */
39 #define FONT_FILESIZE 13468
40 static cachepic_t *cachepichash[CACHEPICHASHSIZE];
41 static cachepic_t cachepics[MAX_CACHED_PICS];
42 static int numcachepics;
44 static rtexturepool_t *drawtexturepool;
46 static const unsigned char concharimage[FONT_FILESIZE] =
51 static rtexture_t *draw_generateconchars(void)
54 unsigned char buffer[65536][4], *data = NULL;
57 data = LoadTGA_BGRA (concharimage, FONT_FILESIZE);
59 for (i = 0;i < 8192;i++)
61 random = lhrandom (0.0,1.0);
62 buffer[i][2] = 83 + (unsigned char)(random * 64);
63 buffer[i][1] = 71 + (unsigned char)(random * 32);
64 buffer[i][0] = 23 + (unsigned char)(random * 16);
65 buffer[i][3] = data[i*4+0];
68 for (i = 8192;i < 32768;i++)
70 random = lhrandom (0.0,1.0);
71 buffer[i][2] = 95 + (unsigned char)(random * 64);
72 buffer[i][1] = 95 + (unsigned char)(random * 64);
73 buffer[i][0] = 95 + (unsigned char)(random * 64);
74 buffer[i][3] = data[i*4+0];
77 for (i = 32768;i < 40960;i++)
79 random = lhrandom (0.0,1.0);
80 buffer[i][2] = 83 + (unsigned char)(random * 64);
81 buffer[i][1] = 71 + (unsigned char)(random * 32);
82 buffer[i][0] = 23 + (unsigned char)(random * 16);
83 buffer[i][3] = data[i*4+0];
86 for (i = 40960;i < 65536;i++)
88 random = lhrandom (0.0,1.0);
89 buffer[i][2] = 96 + (unsigned char)(random * 64);
90 buffer[i][1] = 43 + (unsigned char)(random * 32);
91 buffer[i][0] = 27 + (unsigned char)(random * 32);
92 buffer[i][3] = data[i*4+0];
96 Image_WriteTGABGRA ("gfx/generated_conchars.tga", 256, 256, &buffer[0][0]);
100 return R_LoadTexture2D(drawtexturepool, "conchars", 256, 256, &buffer[0][0], TEXTYPE_BGRA, TEXF_ALPHA | TEXF_PRECACHE, NULL);
103 static rtexture_t *draw_generateditherpattern(void)
106 unsigned char pixels[8][8];
107 for (y = 0;y < 8;y++)
108 for (x = 0;x < 8;x++)
109 pixels[y][x] = ((x^y) & 4) ? 254 : 0;
110 return R_LoadTexture2D(drawtexturepool, "ditherpattern", 8, 8, pixels[0], TEXTYPE_PALETTE, TEXF_FORCENEAREST | TEXF_PRECACHE, palette_bgra_transparent);
113 typedef struct embeddedpic_s
122 static const embeddedpic_t embeddedpics[] =
125 "gfx/prydoncursor001", 16, 16,
144 "ui/mousepointer", 16, 16,
163 "gfx/crosshair1", 16, 16,
182 "gfx/crosshair2", 16, 16,
201 "gfx/crosshair3", 16, 16,
220 "gfx/crosshair4", 16, 16,
239 "gfx/crosshair5", 8, 8,
250 "gfx/crosshair6", 2, 2,
255 "gfx/crosshair7", 16, 16,
276 static rtexture_t *draw_generatepic(const char *name, qboolean quiet)
278 const embeddedpic_t *p;
279 for (p = embeddedpics;p->name;p++)
280 if (!strcmp(name, p->name))
281 return R_LoadTexture2D(drawtexturepool, p->name, p->width, p->height, (const unsigned char *)p->pixels, TEXTYPE_PALETTE, TEXF_ALPHA | TEXF_PRECACHE, palette_bgra_embeddedpic);
282 if (!strcmp(name, "gfx/conchars"))
283 return draw_generateconchars();
284 if (!strcmp(name, "gfx/colorcontrol/ditherpattern"))
285 return draw_generateditherpattern();
287 Con_Printf("Draw_CachePic: failed to load %s\n", name);
288 return r_texture_notexture;
297 // FIXME: move this to client somehow
298 cachepic_t *Draw_CachePic_Flags(const char *path, unsigned int cachepicflags)
301 unsigned char *pixels;
304 unsigned char *lmpdata;
305 char lmpname[MAX_QPATH];
307 // check whether the picture has already been cached
308 crc = CRC_Block((unsigned char *)path, strlen(path));
309 hashkey = ((crc >> 8) ^ crc) % CACHEPICHASHSIZE;
310 for (pic = cachepichash[hashkey];pic;pic = pic->chain)
311 if (!strcmp (path, pic->name))
314 if (numcachepics == MAX_CACHED_PICS)
316 Con_Printf ("Draw_CachePic: numcachepics == MAX_CACHED_PICS\n");
317 // FIXME: support NULL in callers?
318 return cachepics; // return the first one
320 pic = cachepics + (numcachepics++);
321 strlcpy (pic->name, path, sizeof(pic->name));
323 pic->chain = cachepichash[hashkey];
324 cachepichash[hashkey] = pic;
326 // check whether it is an dynamic texture (if so, we can directly use its texture handler)
327 pic->tex = CL_GetDynTexture( path );
328 // if so, set the width/height, too
330 pic->width = R_TextureWidth(pic->tex);
331 pic->height = R_TextureHeight(pic->tex);
332 // we're done now (early-out)
336 pic->texflags = TEXF_ALPHA | TEXF_PRECACHE;
337 if (!(cachepicflags & CACHEPICFLAG_NOCLAMP))
338 pic->texflags |= TEXF_CLAMP;
339 if (!(cachepicflags & CACHEPICFLAG_NOCOMPRESSION) && gl_texturecompression_2d.integer)
340 pic->texflags |= TEXF_COMPRESS;
342 pic->autoload = (cachepicflags & CACHEPICFLAG_NOTPERSISTENT);
344 // load a high quality image from disk if possible
345 pixels = loadimagepixelsbgra(path, false, true);
346 if (pixels == NULL && !strncmp(path, "gfx/", 4))
347 pixels = loadimagepixelsbgra(path+4, false, true);
350 pic->width = image_width;
351 pic->height = image_height;
353 pic->tex = R_LoadTexture2D(drawtexturepool, path, image_width, image_height, pixels, TEXTYPE_BGRA, pic->texflags, NULL);
357 pic->autoload = false;
358 // never compress the fallback images
359 pic->texflags &= ~TEXF_COMPRESS;
362 // now read the low quality version (wad or lmp file), and take the pic
363 // size from that even if we don't upload the texture, this way the pics
364 // show up the right size in the menu even if they were replaced with
365 // higher or lower resolution versions
366 dpsnprintf(lmpname, sizeof(lmpname), "%s.lmp", path);
367 if (!strncmp(path, "gfx/", 4) && (lmpdata = FS_LoadFile(lmpname, tempmempool, false, &lmpsize)))
369 if (developer_loading.integer)
370 Con_Printf("loading lump \"%s\"\n", path);
374 pic->width = lmpdata[0] + lmpdata[1] * 256 + lmpdata[2] * 65536 + lmpdata[3] * 16777216;
375 pic->height = lmpdata[4] + lmpdata[5] * 256 + lmpdata[6] * 65536 + lmpdata[7] * 16777216;
376 // if no high quality replacement image was found, upload the original low quality texture
378 pic->tex = R_LoadTexture2D(drawtexturepool, path, pic->width, pic->height, lmpdata + 8, TEXTYPE_PALETTE, pic->texflags, palette_bgra_transparent);
382 else if ((lmpdata = W_GetLumpName (path + 4)))
384 if (developer_loading.integer)
385 Con_Printf("loading gfx.wad lump \"%s\"\n", path + 4);
387 if (!strcmp(path, "gfx/conchars"))
389 // conchars is a raw image and with color 0 as transparent instead of 255
392 // if no high quality replacement image was found, upload the original low quality texture
394 pic->tex = R_LoadTexture2D(drawtexturepool, path, 128, 128, lmpdata, TEXTYPE_PALETTE, pic->texflags, palette_bgra_font);
398 pic->width = lmpdata[0] + lmpdata[1] * 256 + lmpdata[2] * 65536 + lmpdata[3] * 16777216;
399 pic->height = lmpdata[4] + lmpdata[5] * 256 + lmpdata[6] * 65536 + lmpdata[7] * 16777216;
400 // if no high quality replacement image was found, upload the original low quality texture
402 pic->tex = R_LoadTexture2D(drawtexturepool, path, pic->width, pic->height, lmpdata + 8, TEXTYPE_PALETTE, pic->texflags, palette_bgra_transparent);
411 else if (pic->tex == NULL)
413 // if it's not found on disk, generate an image
414 pic->tex = draw_generatepic(path, (cachepicflags & CACHEPICFLAG_QUIET) != 0);
415 pic->width = R_TextureWidth(pic->tex);
416 pic->height = R_TextureHeight(pic->tex);
422 cachepic_t *Draw_CachePic (const char *path)
424 return Draw_CachePic_Flags (path, 0);
429 rtexture_t *Draw_GetPicTexture(cachepic_t *pic)
431 if (pic->autoload && !pic->tex)
433 pic->tex = loadtextureimage(drawtexturepool, pic->name, false, pic->texflags, true);
434 if (pic->tex == NULL && !strncmp(pic->name, "gfx/", 4))
435 pic->tex = loadtextureimage(drawtexturepool, pic->name+4, false, pic->texflags, true);
436 if (pic->tex == NULL)
437 pic->tex = draw_generatepic(pic->name, true);
439 pic->lastusedframe = draw_frame;
443 void Draw_Frame(void)
447 static double nextpurgetime;
449 if (nextpurgetime > realtime)
451 nextpurgetime = realtime + 0.05;
452 purgeframe = draw_frame - 1;
453 for (i = 0, pic = cachepics;i < numcachepics;i++, pic++)
455 if (pic->autoload && pic->tex && pic->lastusedframe < draw_frame)
457 R_FreeTexture(pic->tex);
464 cachepic_t *Draw_NewPic(const char *picname, int width, int height, int alpha, unsigned char *pixels_bgra)
469 crc = CRC_Block((unsigned char *)picname, strlen(picname));
470 hashkey = ((crc >> 8) ^ crc) % CACHEPICHASHSIZE;
471 for (pic = cachepichash[hashkey];pic;pic = pic->chain)
472 if (!strcmp (picname, pic->name))
477 if (pic->tex && pic->width == width && pic->height == height)
479 R_UpdateTexture(pic->tex, pixels_bgra, 0, 0, width, height);
487 if (numcachepics == MAX_CACHED_PICS)
489 Con_Printf ("Draw_NewPic: numcachepics == MAX_CACHED_PICS\n");
490 // FIXME: support NULL in callers?
491 return cachepics; // return the first one
493 pic = cachepics + (numcachepics++);
494 strlcpy (pic->name, picname, sizeof(pic->name));
496 pic->chain = cachepichash[hashkey];
497 cachepichash[hashkey] = pic;
502 pic->height = height;
504 R_FreeTexture(pic->tex);
505 pic->tex = R_LoadTexture2D(drawtexturepool, picname, width, height, pixels_bgra, TEXTYPE_BGRA, TEXF_PRECACHE | (alpha ? TEXF_ALPHA : 0), NULL);
509 void Draw_FreePic(const char *picname)
514 // this doesn't really free the pic, but does free it's texture
515 crc = CRC_Block((unsigned char *)picname, strlen(picname));
516 hashkey = ((crc >> 8) ^ crc) % CACHEPICHASHSIZE;
517 for (pic = cachepichash[hashkey];pic;pic = pic->chain)
519 if (!strcmp (picname, pic->name) && pic->tex)
521 R_FreeTexture(pic->tex);
530 extern int con_linewidth; // to force rewrapping
531 static void LoadFont(qboolean override, const char *name, dp_font_t *fnt)
534 float maxwidth, scale;
535 char widthfile[MAX_QPATH];
537 fs_offset_t widthbufsize;
539 if(override || !fnt->texpath[0])
540 strlcpy(fnt->texpath, name, sizeof(fnt->texpath));
542 if(drawtexturepool == NULL)
543 return; // before gl_draw_start, so will be loaded later
545 fnt->tex = Draw_CachePic_Flags(fnt->texpath, CACHEPICFLAG_QUIET | CACHEPICFLAG_NOCOMPRESSION)->tex;
546 if(fnt->tex == r_texture_notexture)
548 fnt->tex = Draw_CachePic_Flags("gfx/conchars", CACHEPICFLAG_NOCOMPRESSION)->tex;
549 strlcpy(widthfile, "gfx/conchars.width", sizeof(widthfile));
552 dpsnprintf(widthfile, sizeof(widthfile), "%s.width", fnt->texpath);
554 // unspecified width == 1 (base width)
555 for(i = 1; i < 256; ++i)
556 fnt->width_of[i] = 1;
559 // FIXME load "name.width", if it fails, fill all with 1
560 if((widthbuf = (char *) FS_LoadFile(widthfile, tempmempool, true, &widthbufsize)))
562 float extraspacing = 0;
563 const char *p = widthbuf;
568 if(!COM_ParseToken_Simple(&p, false, false))
586 fnt->width_of[ch++] = atof(com_token) + extraspacing;
589 if(!strcmp(com_token, "extraspacing"))
591 if(!COM_ParseToken_Simple(&p, false, false))
593 extraspacing = atof(com_token);
595 else if(!strcmp(com_token, "scale"))
597 if(!COM_ParseToken_Simple(&p, false, false))
599 scale = atof(com_token);
603 Con_Printf("Warning: skipped unknown font property %s\n", com_token);
604 if(!COM_ParseToken_Simple(&p, false, false))
614 maxwidth = fnt->width_of[1];
615 for(i = 2; i < 256; ++i)
616 maxwidth = max(maxwidth, fnt->width_of[i]);
617 fnt->maxwidth = maxwidth;
619 // fix up maxwidth for overlap
620 fnt->maxwidth *= scale;
623 if(fnt == FONT_CONSOLE)
624 con_linewidth = -1; // rewrap console in next frame
627 static dp_font_t *FindFont(const char *title)
630 for(i = 0; i < MAX_FONTS; ++i)
631 if(!strcmp(dp_fonts[i].title, title))
636 static void LoadFont_f(void)
642 Con_Printf("Available font commands:\n");
643 for(i = 0; i < MAX_FONTS; ++i)
644 Con_Printf(" loadfont %s gfx/tgafile\n", dp_fonts[i].title);
647 f = FindFont(Cmd_Argv(1));
650 Con_Printf("font function not found\n");
653 LoadFont(true, (Cmd_Argc() < 3) ? "gfx/conchars" : Cmd_Argv(2), f);
661 static void gl_draw_start(void)
664 drawtexturepool = R_AllocTexturePool();
667 memset(cachepichash, 0, sizeof(cachepichash));
669 for(i = 0; i < MAX_FONTS; ++i)
670 LoadFont(false, va("gfx/font_%s", dp_fonts[i].title), &dp_fonts[i]);
672 // draw the loading screen so people have something to see in the newly opened window
673 SCR_UpdateLoadingScreen(true);
676 static void gl_draw_shutdown(void)
678 R_FreeTexturePool(&drawtexturepool);
681 memset(cachepichash, 0, sizeof(cachepichash));
684 static void gl_draw_newmap(void)
688 void GL_Draw_Init (void)
691 Cvar_RegisterVariable(&r_textshadow);
692 Cvar_RegisterVariable(&r_textbrightness);
693 Cvar_RegisterVariable(&r_textcontrast);
694 Cmd_AddCommand ("loadfont",LoadFont_f, "loadfont function tganame loads a font; example: loadfont console gfx/veramono; loadfont without arguments lists the available functions");
695 R_RegisterModule("GL_Draw", gl_draw_start, gl_draw_shutdown, gl_draw_newmap);
697 strlcpy(FONT_DEFAULT->title, "default", sizeof(FONT_DEFAULT->title));
698 strlcpy(FONT_DEFAULT->texpath, "gfx/conchars", sizeof(FONT_DEFAULT->texpath));
699 strlcpy(FONT_CONSOLE->title, "console", sizeof(FONT_CONSOLE->title));
700 strlcpy(FONT_SBAR->title, "sbar", sizeof(FONT_SBAR->title));
701 strlcpy(FONT_NOTIFY->title, "notify", sizeof(FONT_NOTIFY->title));
702 strlcpy(FONT_CHAT->title, "chat", sizeof(FONT_CHAT->title));
703 strlcpy(FONT_CENTERPRINT->title, "centerprint", sizeof(FONT_CENTERPRINT->title));
704 strlcpy(FONT_INFOBAR->title, "infobar", sizeof(FONT_INFOBAR->title));
705 strlcpy(FONT_MENU->title, "menu", sizeof(FONT_MENU->title));
706 for(i = 0, j = 0; i < MAX_USERFONTS; ++i)
707 if(!FONT_USER[i].title[0])
708 dpsnprintf(FONT_USER[i].title, sizeof(FONT_USER[i].title), "user%d", j++);
711 void _DrawQ_Setup(void)
713 r_viewport_t viewport;
714 if (r_refdef.draw2dstage)
716 r_refdef.draw2dstage = true;
718 R_Viewport_InitOrtho(&viewport, &identitymatrix, r_refdef.view.x, vid.height - r_refdef.view.y - r_refdef.view.height, r_refdef.view.width, r_refdef.view.height, 0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100, NULL);
719 R_SetViewport(&viewport);
720 GL_ColorMask(r_refdef.view.colormask[0], r_refdef.view.colormask[1], r_refdef.view.colormask[2], 1);
721 qglDepthFunc(GL_LEQUAL);CHECKGLERROR
722 qglDisable(GL_POLYGON_OFFSET_FILL);CHECKGLERROR
723 GL_CullFace(GL_FRONT); // quake is backwards, this culls back faces
724 R_Mesh_Matrix(&identitymatrix);
728 GL_PolygonOffset(0, 0);
732 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
734 R_SetupGenericShader(true);
737 static void _DrawQ_ProcessDrawFlag(int flags)
741 if(flags == DRAWFLAG_ADDITIVE)
742 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
743 else if(flags == DRAWFLAG_MODULATE)
744 GL_BlendFunc(GL_DST_COLOR, GL_ZERO);
745 else if(flags == DRAWFLAG_2XMODULATE)
746 GL_BlendFunc(GL_DST_COLOR,GL_SRC_COLOR);
747 else if(flags == DRAWFLAG_SCREEN)
748 GL_BlendFunc(GL_ONE_MINUS_DST_COLOR,GL_ONE);
750 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
753 void DrawQ_Pic(float x, float y, cachepic_t *pic, float width, float height, float red, float green, float blue, float alpha, int flags)
757 _DrawQ_ProcessDrawFlag(flags);
758 GL_Color(red, green, blue, alpha);
760 R_Mesh_VertexPointer(floats, 0, 0);
761 R_Mesh_ColorPointer(NULL, 0, 0);
762 R_Mesh_ResetTextureState();
763 R_SetupGenericShader(pic != NULL);
769 height = pic->height;
770 R_Mesh_TexBind(0, R_GetTexture(Draw_GetPicTexture(pic)));
771 R_Mesh_TexCoordPointer(0, 2, floats + 12, 0, 0);
774 floats[12] = 0.0f;floats[13] = 0.0f;
775 floats[14] = 1.0f;floats[15] = 0.0f;
776 floats[16] = 1.0f;floats[17] = 1.0f;
777 floats[18] = 0.0f;floats[19] = 1.0f;
779 // AK07: lets be texel correct on the corners
781 float horz_offset = 0.5f / pic->width;
782 float vert_offset = 0.5f / pic->height;
784 floats[12] = 0.0f + horz_offset;floats[13] = 0.0f + vert_offset;
785 floats[14] = 1.0f - horz_offset;floats[15] = 0.0f + vert_offset;
786 floats[16] = 1.0f - horz_offset;floats[17] = 1.0f - vert_offset;
787 floats[18] = 0.0f + horz_offset;floats[19] = 1.0f - vert_offset;
792 floats[2] = floats[5] = floats[8] = floats[11] = 0;
793 floats[0] = floats[9] = x;
794 floats[1] = floats[4] = y;
795 floats[3] = floats[6] = x + width;
796 floats[7] = floats[10] = y + height;
798 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
801 void DrawQ_RotPic(float x, float y, cachepic_t *pic, float width, float height, float org_x, float org_y, float angle, float red, float green, float blue, float alpha, int flags)
804 float af = DEG2RAD(-angle); // forward
805 float ar = DEG2RAD(-angle + 90); // right
806 float sinaf = sin(af);
807 float cosaf = cos(af);
808 float sinar = sin(ar);
809 float cosar = cos(ar);
811 _DrawQ_ProcessDrawFlag(flags);
812 GL_Color(red, green, blue, alpha);
814 R_Mesh_VertexPointer(floats, 0, 0);
815 R_Mesh_ColorPointer(NULL, 0, 0);
816 R_Mesh_ResetTextureState();
817 R_SetupGenericShader(pic != NULL);
823 height = pic->height;
824 R_Mesh_TexBind(0, R_GetTexture(Draw_GetPicTexture(pic)));
825 R_Mesh_TexCoordPointer(0, 2, floats + 12, 0, 0);
827 floats[12] = 0.0f;floats[13] = 0.0f;
828 floats[14] = 1.0f;floats[15] = 0.0f;
829 floats[16] = 1.0f;floats[17] = 1.0f;
830 floats[18] = 0.0f;floats[19] = 1.0f;
833 floats[2] = floats[5] = floats[8] = floats[11] = 0;
836 floats[0] = x - cosaf*org_x - cosar*org_y;
837 floats[1] = y - sinaf*org_x - sinar*org_y;
840 floats[3] = x + cosaf*(width-org_x) - cosar*org_y;
841 floats[4] = y + sinaf*(width-org_x) - sinar*org_y;
844 floats[6] = x + cosaf*(width-org_x) + cosar*(height-org_y);
845 floats[7] = y + sinaf*(width-org_x) + sinar*(height-org_y);
848 floats[9] = x - cosaf*org_x + cosar*(height-org_y);
849 floats[10] = y - sinaf*org_x + sinar*(height-org_y);
851 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
854 void DrawQ_Fill(float x, float y, float width, float height, float red, float green, float blue, float alpha, int flags)
858 _DrawQ_ProcessDrawFlag(flags);
859 GL_Color(red, green, blue, alpha);
861 R_Mesh_VertexPointer(floats, 0, 0);
862 R_Mesh_ColorPointer(NULL, 0, 0);
863 R_Mesh_ResetTextureState();
864 R_SetupGenericShader(false);
866 floats[2] = floats[5] = floats[8] = floats[11] = 0;
867 floats[0] = floats[9] = x;
868 floats[1] = floats[4] = y;
869 floats[3] = floats[6] = x + width;
870 floats[7] = floats[10] = y + height;
872 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
875 /// color tag printing
876 static const vec4_t string_colors[] =
879 // LordHavoc: why on earth is cyan before magenta in Quake3?
880 // LordHavoc: note: Doom3 uses white for [0] and [7]
881 {0.0, 0.0, 0.0, 1.0}, // black
882 {1.0, 0.0, 0.0, 1.0}, // red
883 {0.0, 1.0, 0.0, 1.0}, // green
884 {1.0, 1.0, 0.0, 1.0}, // yellow
885 {0.0, 0.0, 1.0, 1.0}, // blue
886 {0.0, 1.0, 1.0, 1.0}, // cyan
887 {1.0, 0.0, 1.0, 1.0}, // magenta
888 {1.0, 1.0, 1.0, 1.0}, // white
889 // [515]'s BX_COLOREDTEXT extension
890 {1.0, 1.0, 1.0, 0.5}, // half transparent
891 {0.5, 0.5, 0.5, 1.0} // half brightness
892 // Black's color table
893 //{1.0, 1.0, 1.0, 1.0},
894 //{1.0, 0.0, 0.0, 1.0},
895 //{0.0, 1.0, 0.0, 1.0},
896 //{0.0, 0.0, 1.0, 1.0},
897 //{1.0, 1.0, 0.0, 1.0},
898 //{0.0, 1.0, 1.0, 1.0},
899 //{1.0, 0.0, 1.0, 1.0},
900 //{0.1, 0.1, 0.1, 1.0}
903 #define STRING_COLORS_COUNT (sizeof(string_colors) / sizeof(vec4_t))
905 static void DrawQ_GetTextColor(float color[4], int colorindex, float r, float g, float b, float a, qboolean shadow)
907 float C = r_textcontrast.value;
908 float B = r_textbrightness.value;
909 if (colorindex & 0x10000) // that bit means RGB color
911 color[0] = ((colorindex >> 12) & 0xf) / 15.0;
912 color[1] = ((colorindex >> 8) & 0xf) / 15.0;
913 color[2] = ((colorindex >> 4) & 0xf) / 15.0;
914 color[3] = (colorindex & 0xf) / 15.0;
917 Vector4Copy(string_colors[colorindex], color);
918 Vector4Set(color, color[0] * r * C + B, color[1] * g * C + B, color[2] * b * C + B, color[3] * a);
921 float shadowalpha = (color[0]+color[1]+color[2]) * 0.8;
922 Vector4Set(color, 0, 0, 0, color[3] * bound(0, shadowalpha, 1));
926 float DrawQ_TextWidth_Font_UntilWidth_TrackColors(const char *text, size_t *maxlen, int *outcolor, qboolean ignorecolorcodes, const dp_font_t *fnt, float maxwidth)
928 int num, colorindex = STRING_COLOR_DEFAULT;
937 if (!outcolor || *outcolor == -1)
938 colorindex = STRING_COLOR_DEFAULT;
940 colorindex = *outcolor;
942 maxwidth /= fnt->scale;
944 for (i = 0;i < *maxlen && text[i];i++)
948 if(x + fnt->width_of[(int) ' '] > maxwidth)
949 break; // oops, can't draw this
950 x += fnt->width_of[(int) ' '];
953 if (text[i] == STRING_COLOR_TAG && !ignorecolorcodes && i + 1 < *maxlen)
956 if (ch <= '9' && ch >= '0') // ^[0-9] found
958 colorindex = ch - '0';
961 else if (ch == STRING_COLOR_RGB_TAG_CHAR && i + 3 < *maxlen ) // ^x found
963 // building colorindex...
964 ch = tolower(text[i+1]);
965 tempcolorindex = 0x10000; // binary: 1,0000,0000,0000,0000
966 if (ch <= '9' && ch >= '0') tempcolorindex |= (ch - '0') << 12;
967 else if (ch >= 'a' && ch <= 'f') tempcolorindex |= (ch - 87) << 12;
968 else tempcolorindex = 0;
971 ch = tolower(text[i+2]);
972 if (ch <= '9' && ch >= '0') tempcolorindex |= (ch - '0') << 8;
973 else if (ch >= 'a' && ch <= 'f') tempcolorindex |= (ch - 87) << 8;
974 else tempcolorindex = 0;
977 ch = tolower(text[i+3]);
978 if (ch <= '9' && ch >= '0') tempcolorindex |= (ch - '0') << 4;
979 else if (ch >= 'a' && ch <= 'f') tempcolorindex |= (ch - 87) << 4;
980 else tempcolorindex = 0;
983 colorindex = tempcolorindex | 0xf;
984 // ...done! now colorindex has rgba codes (1,rrrr,gggg,bbbb,aaaa)
991 else if (ch == STRING_COLOR_TAG) // ^^ found, ignore the first ^ and go to print the second
995 num = (unsigned char) text[i];
996 if(x + fnt->width_of[num] > maxwidth)
997 break; // oops, can't draw this
998 x += fnt->width_of[num];
1004 *outcolor = colorindex;
1006 return x * fnt->scale;
1009 float DrawQ_String_Font(float startx, float starty, const char *text, size_t maxlen, float w, float h, float basered, float basegreen, float baseblue, float basealpha, int flags, int *outcolor, qboolean ignorecolorcodes, const dp_font_t *fnt)
1011 int num, shadow, colorindex = STRING_COLOR_DEFAULT;
1013 float x = startx, y, s, t, u, v, thisw;
1014 float *av, *at, *ac;
1017 float vertex3f[QUADELEMENTS_MAXQUADS*4*3];
1018 float texcoord2f[QUADELEMENTS_MAXQUADS*4*2];
1019 float color4f[QUADELEMENTS_MAXQUADS*4*4];
1024 tw = R_TextureWidth(fnt->tex);
1025 th = R_TextureHeight(fnt->tex);
1027 starty -= (fnt->scale - 1) * h * 0.5; // center
1034 _DrawQ_ProcessDrawFlag(flags);
1036 R_Mesh_ColorPointer(color4f, 0, 0);
1037 R_Mesh_ResetTextureState();
1038 R_Mesh_TexBind(0, R_GetTexture(fnt->tex));
1039 R_Mesh_TexCoordPointer(0, 2, texcoord2f, 0, 0);
1040 R_Mesh_VertexPointer(vertex3f, 0, 0);
1041 R_SetupGenericShader(true);
1048 for (shadow = r_textshadow.value != 0 && basealpha > 0;shadow >= 0;shadow--)
1050 if (!outcolor || *outcolor == -1)
1051 colorindex = STRING_COLOR_DEFAULT;
1053 colorindex = *outcolor;
1055 DrawQ_GetTextColor(color, colorindex, basered, basegreen, baseblue, basealpha, shadow != 0);
1061 x += r_textshadow.value;
1062 y += r_textshadow.value;
1064 for (i = 0;i < maxlen && text[i];i++)
1068 x += fnt->width_of[(int) ' '] * w;
1071 if (text[i] == STRING_COLOR_TAG && !ignorecolorcodes && i + 1 < maxlen)
1074 if (ch <= '9' && ch >= '0') // ^[0-9] found
1076 colorindex = ch - '0';
1077 DrawQ_GetTextColor(color, colorindex, basered, basegreen, baseblue, basealpha, shadow != 0);
1080 else if (ch == STRING_COLOR_RGB_TAG_CHAR && i+3 < maxlen ) // ^x found
1082 // building colorindex...
1083 ch = tolower(text[i+1]);
1084 tempcolorindex = 0x10000; // binary: 1,0000,0000,0000,0000
1085 if (ch <= '9' && ch >= '0') tempcolorindex |= (ch - '0') << 12;
1086 else if (ch >= 'a' && ch <= 'f') tempcolorindex |= (ch - 87) << 12;
1087 else tempcolorindex = 0;
1090 ch = tolower(text[i+2]);
1091 if (ch <= '9' && ch >= '0') tempcolorindex |= (ch - '0') << 8;
1092 else if (ch >= 'a' && ch <= 'f') tempcolorindex |= (ch - 87) << 8;
1093 else tempcolorindex = 0;
1096 ch = tolower(text[i+3]);
1097 if (ch <= '9' && ch >= '0') tempcolorindex |= (ch - '0') << 4;
1098 else if (ch >= 'a' && ch <= 'f') tempcolorindex |= (ch - 87) << 4;
1099 else tempcolorindex = 0;
1102 colorindex = tempcolorindex | 0xf;
1103 // ...done! now colorindex has rgba codes (1,rrrr,gggg,bbbb,aaaa)
1104 //Con_Printf("^1colorindex:^7 %x\n", colorindex);
1105 DrawQ_GetTextColor(color, colorindex, basered, basegreen, baseblue, basealpha, shadow != 0);
1112 else if (ch == STRING_COLOR_TAG)
1116 num = (unsigned char) text[i];
1117 thisw = fnt->width_of[num];
1118 // FIXME make these smaller to just include the occupied part of the character for slightly faster rendering
1119 s = (num & 15)*0.0625f + (0.5f / tw);
1120 t = (num >> 4)*0.0625f + (0.5f / th);
1121 u = 0.0625f * thisw - (1.0f / tw);
1122 v = 0.0625f - (1.0f / th);
1123 ac[ 0] = color[0];ac[ 1] = color[1];ac[ 2] = color[2];ac[ 3] = color[3];
1124 ac[ 4] = color[0];ac[ 5] = color[1];ac[ 6] = color[2];ac[ 7] = color[3];
1125 ac[ 8] = color[0];ac[ 9] = color[1];ac[10] = color[2];ac[11] = color[3];
1126 ac[12] = color[0];ac[13] = color[1];ac[14] = color[2];ac[15] = color[3];
1127 at[ 0] = s ; at[ 1] = t ;
1128 at[ 2] = s+u ; at[ 3] = t ;
1129 at[ 4] = s+u ; at[ 5] = t+v ;
1130 at[ 6] = s ; at[ 7] = t+v ;
1131 av[ 0] = x ; av[ 1] = y ; av[ 2] = 10;
1132 av[ 3] = x+w*thisw ; av[ 4] = y ; av[ 5] = 10;
1133 av[ 6] = x+w*thisw ; av[ 7] = y+h ; av[ 8] = 10;
1134 av[ 9] = x ; av[10] = y+h ; av[11] = 10;
1139 if (batchcount >= QUADELEMENTS_MAXQUADS)
1141 GL_LockArrays(0, batchcount * 4);
1142 R_Mesh_Draw(0, batchcount * 4, 0, batchcount * 2, quadelement3i, quadelement3s, 0, 0);
1143 GL_LockArrays(0, 0);
1154 GL_LockArrays(0, batchcount * 4);
1155 R_Mesh_Draw(0, batchcount * 4, 0, batchcount * 2, quadelement3i, quadelement3s, 0, 0);
1156 GL_LockArrays(0, 0);
1160 *outcolor = colorindex;
1162 // note: this relies on the proper text (not shadow) being drawn last
1166 float DrawQ_String(float startx, float starty, const char *text, size_t maxlen, float w, float h, float basered, float basegreen, float baseblue, float basealpha, int flags, int *outcolor, qboolean ignorecolorcodes)
1168 return DrawQ_String_Font(startx, starty, text, maxlen, w, h, basered, basegreen, baseblue, basealpha, flags, outcolor, ignorecolorcodes, &dp_fonts[0]);
1171 float DrawQ_TextWidth_Font(const char *text, size_t maxlen, qboolean ignorecolorcodes, const dp_font_t *fnt)
1173 return DrawQ_TextWidth_Font_UntilWidth(text, &maxlen, ignorecolorcodes, fnt, 1000000000);
1176 float DrawQ_TextWidth_Font_UntilWidth(const char *text, size_t *maxlen, qboolean ignorecolorcodes, const dp_font_t *fnt, float maxWidth)
1178 return DrawQ_TextWidth_Font_UntilWidth_TrackColors(text, maxlen, NULL, ignorecolorcodes, fnt, maxWidth);
1183 // no ^xrgb management
1184 static int DrawQ_BuildColoredText(char *output2c, size_t maxoutchars, const char *text, int maxreadchars, qboolean ignorecolorcodes, int *outcolor)
1186 int color, numchars = 0;
1187 char *outputend2c = output2c + maxoutchars - 2;
1188 if (!outcolor || *outcolor == -1)
1189 color = STRING_COLOR_DEFAULT;
1193 maxreadchars = 1<<30;
1194 textend = text + maxreadchars;
1195 while (text != textend && *text)
1197 if (*text == STRING_COLOR_TAG && !ignorecolorcodes && text + 1 != textend)
1199 if (text[1] == STRING_COLOR_TAG)
1201 else if (text[1] >= '0' && text[1] <= '9')
1203 color = text[1] - '0';
1208 if (output2c >= outputend2c)
1210 *output2c++ = *text++;
1211 *output2c++ = color;
1214 output2c[0] = output2c[1] = 0;
1221 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)
1225 _DrawQ_ProcessDrawFlag(flags);
1227 R_Mesh_VertexPointer(floats, 0, 0);
1228 R_Mesh_ColorPointer(floats + 20, 0, 0);
1229 R_Mesh_ResetTextureState();
1230 R_SetupGenericShader(pic != NULL);
1236 height = pic->height;
1237 R_Mesh_TexBind(0, R_GetTexture(Draw_GetPicTexture(pic)));
1238 R_Mesh_TexCoordPointer(0, 2, floats + 12, 0, 0);
1239 floats[12] = s1;floats[13] = t1;
1240 floats[14] = s2;floats[15] = t2;
1241 floats[16] = s4;floats[17] = t4;
1242 floats[18] = s3;floats[19] = t3;
1245 floats[2] = floats[5] = floats[8] = floats[11] = 0;
1246 floats[0] = floats[9] = x;
1247 floats[1] = floats[4] = y;
1248 floats[3] = floats[6] = x + width;
1249 floats[7] = floats[10] = y + height;
1250 floats[20] = r1;floats[21] = g1;floats[22] = b1;floats[23] = a1;
1251 floats[24] = r2;floats[25] = g2;floats[26] = b2;floats[27] = a2;
1252 floats[28] = r4;floats[29] = g4;floats[30] = b4;floats[31] = a4;
1253 floats[32] = r3;floats[33] = g3;floats[34] = b3;floats[35] = a3;
1255 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
1258 void DrawQ_Mesh (drawqueuemesh_t *mesh, int flags)
1260 _DrawQ_ProcessDrawFlag(flags);
1262 R_Mesh_VertexPointer(mesh->data_vertex3f, 0, 0);
1263 R_Mesh_ColorPointer(mesh->data_color4f, 0, 0);
1264 R_Mesh_ResetTextureState();
1265 R_Mesh_TexBind(0, R_GetTexture(mesh->texture));
1266 R_Mesh_TexCoordPointer(0, 2, mesh->data_texcoord2f, 0, 0);
1267 R_SetupGenericShader(mesh->texture != NULL);
1269 GL_LockArrays(0, mesh->num_vertices);
1270 R_Mesh_Draw(0, mesh->num_vertices, 0, mesh->num_triangles, mesh->data_element3i, mesh->data_element3s, 0, 0);
1271 GL_LockArrays(0, 0);
1274 void DrawQ_LineLoop (drawqueuemesh_t *mesh, int flags)
1278 _DrawQ_ProcessDrawFlag(flags);
1282 qglBegin(GL_LINE_LOOP);
1283 for (num = 0;num < mesh->num_vertices;num++)
1285 if (mesh->data_color4f)
1286 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]);
1287 qglVertex2f(mesh->data_vertex3f[num*3+0], mesh->data_vertex3f[num*3+1]);
1293 //[515]: this is old, delete
1294 void DrawQ_Line (float width, float x1, float y1, float x2, float y2, float r, float g, float b, float alpha, int flags)
1296 _DrawQ_ProcessDrawFlag(flags);
1298 R_SetupGenericShader(false);
1301 //qglLineWidth(width);CHECKGLERROR
1303 GL_Color(r,g,b,alpha);
1306 qglVertex2f(x1, y1);
1307 qglVertex2f(x2, y2);
1312 void DrawQ_SetClipArea(float x, float y, float width, float height)
1317 // We have to convert the con coords into real coords
1318 // OGL uses top to bottom
1319 ix = (int)(0.5 + x * ((float)vid.width / vid_conwidth.integer));
1320 iy = (int)(0.5 + y * ((float) vid.height / vid_conheight.integer));
1321 iw = (int)(width * ((float)vid.width / vid_conwidth.integer));
1322 ih = (int)(height * ((float)vid.height / vid_conheight.integer));
1323 GL_Scissor(ix, vid.height - iy - ih, iw, ih);
1325 GL_ScissorTest(true);
1328 void DrawQ_ResetClipArea(void)
1331 GL_ScissorTest(false);
1334 void DrawQ_Finish(void)
1336 r_refdef.draw2dstage = false;
1339 static float blendvertex3f[9] = {-5000, -5000, 10, 10000, -5000, 10, -5000, 10000, 10};
1340 void R_DrawGamma(void)
1343 switch(vid.renderpath)
1345 case RENDERPATH_GL20:
1346 if (vid_usinghwgamma || v_glslgamma.integer)
1349 case RENDERPATH_GL13:
1350 case RENDERPATH_GL11:
1351 if (vid_usinghwgamma)
1355 // all the blends ignore depth
1356 R_Mesh_VertexPointer(blendvertex3f, 0, 0);
1357 R_Mesh_ColorPointer(NULL, 0, 0);
1358 R_Mesh_ResetTextureState();
1359 R_SetupGenericShader(false);
1361 GL_DepthRange(0, 1);
1362 GL_PolygonOffset(0, 0);
1363 GL_DepthTest(false);
1364 if (v_color_enable.integer)
1366 c[0] = v_color_white_r.value;
1367 c[1] = v_color_white_g.value;
1368 c[2] = v_color_white_b.value;
1371 c[0] = c[1] = c[2] = v_contrast.value;
1372 if (c[0] >= 1.01f || c[1] >= 1.01f || c[2] >= 1.01f)
1374 GL_BlendFunc(GL_DST_COLOR, GL_ONE);
1375 while (c[0] >= 1.01f || c[1] >= 1.01f || c[2] >= 1.01f)
1377 GL_Color(bound(0, c[0] - 1, 1), bound(0, c[1] - 1, 1), bound(0, c[2] - 1, 1), 1);
1378 R_Mesh_Draw(0, 3, 0, 1, polygonelement3i, polygonelement3s, 0, 0);
1379 VectorScale(c, 0.5, c);
1382 if (v_color_enable.integer)
1384 c[0] = v_color_black_r.value;
1385 c[1] = v_color_black_g.value;
1386 c[2] = v_color_black_b.value;
1389 c[0] = c[1] = c[2] = v_brightness.value;
1390 if (c[0] >= 0.01f || c[1] >= 0.01f || c[2] >= 0.01f)
1392 GL_BlendFunc(GL_ONE, GL_ONE);
1393 GL_Color(c[0], c[1], c[2], 1);
1394 R_Mesh_Draw(0, 3, 0, 1, polygonelement3i, polygonelement3s, 0, 0);