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"
29 #include "ft2_fontdefs.h"
32 static mempool_t *fonts_mempool = NULL;
34 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)"};
35 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)"};
36 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)"};
38 cvar_t r_font_postprocess_blur = {CVAR_SAVE, "r_font_postprocess_blur", "0", "font blur amount"};
39 cvar_t r_font_postprocess_outline = {CVAR_SAVE, "r_font_postprocess_outline", "0", "font outline amount"};
40 cvar_t r_font_postprocess_shadow_x = {CVAR_SAVE, "r_font_postprocess_shadow_x", "0", "font shadow X shift amount, applied during outlining"};
41 cvar_t r_font_postprocess_shadow_y = {CVAR_SAVE, "r_font_postprocess_shadow_y", "0", "font shadow Y shift amount, applied during outlining"};
42 cvar_t r_font_postprocess_shadow_z = {CVAR_SAVE, "r_font_postprocess_shadow_z", "0", "font shadow Z shift amount, applied during blurring"};
43 cvar_t r_font_hinting = {CVAR_SAVE, "r_font_hinting", "3", "0 = no hinting, 1 = light autohinting, 2 = full autohinting, 3 = full hinting"};
44 cvar_t r_font_antialias = {CVAR_SAVE, "r_font_antialias", "1", "0 = monochrome, 1 = grey" /* , 2 = rgb, 3 = bgr" */};
46 extern cvar_t v_glslgamma;
48 //=============================================================================
49 /* Support Routines */
51 #define FONT_FILESIZE 13468
52 static cachepic_t *cachepichash[CACHEPICHASHSIZE];
53 static cachepic_t cachepics[MAX_CACHED_PICS];
54 static int numcachepics;
56 static rtexturepool_t *drawtexturepool;
58 static const unsigned char concharimage[FONT_FILESIZE] =
63 static rtexture_t *draw_generateconchars(void)
70 data = LoadTGA_BGRA (concharimage, FONT_FILESIZE, NULL);
72 for (i = 0;i < 8192;i++)
74 random = lhrandom (0.0,1.0);
75 data[i*4+3] = data[i*4+0];
76 data[i*4+2] = 83 + (unsigned char)(random * 64);
77 data[i*4+1] = 71 + (unsigned char)(random * 32);
78 data[i*4+0] = 23 + (unsigned char)(random * 16);
81 for (i = 8192;i < 32768;i++)
83 random = lhrandom (0.0,1.0);
84 data[i*4+3] = data[i*4+0];
85 data[i*4+2] = 95 + (unsigned char)(random * 64);
86 data[i*4+1] = 95 + (unsigned char)(random * 64);
87 data[i*4+0] = 95 + (unsigned char)(random * 64);
90 for (i = 32768;i < 40960;i++)
92 random = lhrandom (0.0,1.0);
93 data[i*4+3] = data[i*4+0];
94 data[i*4+2] = 83 + (unsigned char)(random * 64);
95 data[i*4+1] = 71 + (unsigned char)(random * 32);
96 data[i*4+0] = 23 + (unsigned char)(random * 16);
99 for (i = 40960;i < 65536;i++)
101 random = lhrandom (0.0,1.0);
102 data[i*4+3] = data[i*4+0];
103 data[i*4+2] = 96 + (unsigned char)(random * 64);
104 data[i*4+1] = 43 + (unsigned char)(random * 32);
105 data[i*4+0] = 27 + (unsigned char)(random * 32);
109 Image_WriteTGABGRA ("gfx/generated_conchars.tga", 256, 256, data);
112 tex = R_LoadTexture2D(drawtexturepool, "conchars", 256, 256, data, TEXTYPE_BGRA, TEXF_ALPHA, -1, NULL);
117 static rtexture_t *draw_generateditherpattern(void)
120 unsigned char pixels[8][8];
121 for (y = 0;y < 8;y++)
122 for (x = 0;x < 8;x++)
123 pixels[y][x] = ((x^y) & 4) ? 254 : 0;
124 return R_LoadTexture2D(drawtexturepool, "ditherpattern", 8, 8, pixels[0], TEXTYPE_PALETTE, TEXF_FORCENEAREST, -1, palette_bgra_transparent);
127 typedef struct embeddedpic_s
136 static const embeddedpic_t embeddedpics[] =
139 "gfx/prydoncursor001", 16, 16,
158 "ui/mousepointer", 16, 16,
177 "gfx/crosshair1", 16, 16,
196 "gfx/crosshair2", 16, 16,
215 "gfx/crosshair3", 16, 16,
234 "gfx/crosshair4", 16, 16,
253 "gfx/crosshair5", 8, 8,
264 "gfx/crosshair6", 2, 2,
269 "gfx/crosshair7", 16, 16,
290 static rtexture_t *draw_generatepic(const char *name, qboolean quiet)
292 const embeddedpic_t *p;
293 for (p = embeddedpics;p->name;p++)
294 if (!strcmp(name, p->name))
295 return R_LoadTexture2D(drawtexturepool, p->name, p->width, p->height, (const unsigned char *)p->pixels, TEXTYPE_PALETTE, TEXF_ALPHA, -1, palette_bgra_embeddedpic);
296 if (!strcmp(name, "gfx/conchars"))
297 return draw_generateconchars();
298 if (!strcmp(name, "gfx/colorcontrol/ditherpattern"))
299 return draw_generateditherpattern();
301 Con_DPrintf("Draw_CachePic: failed to load %s\n", name);
302 return r_texture_notexture;
311 // FIXME: move this to client somehow
312 cachepic_t *Draw_CachePic_Flags(const char *path, unsigned int cachepicflags)
315 unsigned char *pixels;
318 unsigned char *lmpdata;
319 char lmpname[MAX_QPATH];
322 texflags = TEXF_ALPHA;
323 if (!(cachepicflags & CACHEPICFLAG_NOCLAMP))
324 texflags |= TEXF_CLAMP;
325 if (!(cachepicflags & CACHEPICFLAG_NOCOMPRESSION) && gl_texturecompression_2d.integer)
326 texflags |= TEXF_COMPRESS;
328 // check whether the picture has already been cached
329 crc = CRC_Block((unsigned char *)path, strlen(path));
330 hashkey = ((crc >> 8) ^ crc) % CACHEPICHASHSIZE;
331 for (pic = cachepichash[hashkey];pic;pic = pic->chain)
332 if (!strcmp (path, pic->name))
333 if(pic->texflags == texflags)
336 if (numcachepics == MAX_CACHED_PICS)
338 Con_Printf ("Draw_CachePic: numcachepics == MAX_CACHED_PICS\n");
339 // FIXME: support NULL in callers?
340 return cachepics; // return the first one
342 pic = cachepics + (numcachepics++);
343 strlcpy (pic->name, path, sizeof(pic->name));
345 pic->chain = cachepichash[hashkey];
346 cachepichash[hashkey] = pic;
348 // check whether it is an dynamic texture (if so, we can directly use its texture handler)
349 pic->tex = CL_GetDynTexture( path );
350 // if so, set the width/height, too
352 pic->width = R_TextureWidth(pic->tex);
353 pic->height = R_TextureHeight(pic->tex);
354 // we're done now (early-out)
358 pic->texflags = texflags;
359 pic->autoload = (cachepicflags & CACHEPICFLAG_NOTPERSISTENT);
361 // load a high quality image from disk if possible
362 pixels = loadimagepixelsbgra(path, false, true, r_texture_convertsRGB_2d.integer, NULL);
363 if (pixels == NULL && !strncmp(path, "gfx/", 4))
364 pixels = loadimagepixelsbgra(path+4, false, true, r_texture_convertsRGB_2d.integer, NULL);
367 pic->width = image_width;
368 pic->height = image_height;
370 pic->tex = R_LoadTexture2D(drawtexturepool, path, image_width, image_height, pixels, TEXTYPE_BGRA, pic->texflags, -1, NULL);
374 pic->autoload = false;
375 // never compress the fallback images
376 pic->texflags &= ~TEXF_COMPRESS;
379 // now read the low quality version (wad or lmp file), and take the pic
380 // size from that even if we don't upload the texture, this way the pics
381 // show up the right size in the menu even if they were replaced with
382 // higher or lower resolution versions
383 dpsnprintf(lmpname, sizeof(lmpname), "%s.lmp", path);
384 if (!strncmp(path, "gfx/", 4) && (lmpdata = FS_LoadFile(lmpname, tempmempool, false, &lmpsize)))
386 if (developer_loading.integer)
387 Con_Printf("loading lump \"%s\"\n", path);
391 pic->width = lmpdata[0] + lmpdata[1] * 256 + lmpdata[2] * 65536 + lmpdata[3] * 16777216;
392 pic->height = lmpdata[4] + lmpdata[5] * 256 + lmpdata[6] * 65536 + lmpdata[7] * 16777216;
393 // if no high quality replacement image was found, upload the original low quality texture
395 pic->tex = R_LoadTexture2D(drawtexturepool, path, pic->width, pic->height, lmpdata + 8, TEXTYPE_PALETTE, pic->texflags, -1, palette_bgra_transparent);
399 else if ((lmpdata = W_GetLumpName (path + 4)))
401 if (developer_loading.integer)
402 Con_Printf("loading gfx.wad lump \"%s\"\n", path + 4);
404 if (!strcmp(path, "gfx/conchars"))
406 // conchars is a raw image and with color 0 as transparent instead of 255
409 // if no high quality replacement image was found, upload the original low quality texture
411 pic->tex = R_LoadTexture2D(drawtexturepool, path, 128, 128, lmpdata, TEXTYPE_PALETTE, pic->texflags, -1, palette_bgra_font);
415 pic->width = lmpdata[0] + lmpdata[1] * 256 + lmpdata[2] * 65536 + lmpdata[3] * 16777216;
416 pic->height = lmpdata[4] + lmpdata[5] * 256 + lmpdata[6] * 65536 + lmpdata[7] * 16777216;
417 // if no high quality replacement image was found, upload the original low quality texture
419 pic->tex = R_LoadTexture2D(drawtexturepool, path, pic->width, pic->height, lmpdata + 8, TEXTYPE_PALETTE, pic->texflags, -1, palette_bgra_transparent);
428 else if (pic->tex == NULL)
430 // if it's not found on disk, generate an image
431 pic->tex = draw_generatepic(path, (cachepicflags & CACHEPICFLAG_QUIET) != 0);
432 pic->width = R_TextureWidth(pic->tex);
433 pic->height = R_TextureHeight(pic->tex);
439 cachepic_t *Draw_CachePic (const char *path)
441 return Draw_CachePic_Flags (path, 0);
446 rtexture_t *Draw_GetPicTexture(cachepic_t *pic)
448 if (pic->autoload && !pic->tex)
450 pic->tex = loadtextureimage(drawtexturepool, pic->name, false, pic->texflags, true, r_texture_convertsRGB_2d.integer);
451 if (pic->tex == NULL && !strncmp(pic->name, "gfx/", 4))
452 pic->tex = loadtextureimage(drawtexturepool, pic->name+4, false, pic->texflags, true, r_texture_convertsRGB_2d.integer);
453 if (pic->tex == NULL)
454 pic->tex = draw_generatepic(pic->name, true);
456 pic->lastusedframe = draw_frame;
460 void Draw_Frame(void)
464 static double nextpurgetime;
465 if (nextpurgetime > realtime)
467 nextpurgetime = realtime + 0.05;
468 for (i = 0, pic = cachepics;i < numcachepics;i++, pic++)
470 if (pic->autoload && pic->tex && pic->lastusedframe < draw_frame)
472 R_FreeTexture(pic->tex);
479 cachepic_t *Draw_NewPic(const char *picname, int width, int height, int alpha, unsigned char *pixels_bgra)
484 crc = CRC_Block((unsigned char *)picname, strlen(picname));
485 hashkey = ((crc >> 8) ^ crc) % CACHEPICHASHSIZE;
486 for (pic = cachepichash[hashkey];pic;pic = pic->chain)
487 if (!strcmp (picname, pic->name))
492 if (pic->tex && pic->width == width && pic->height == height)
494 R_UpdateTexture(pic->tex, pixels_bgra, 0, 0, width, height);
502 if (numcachepics == MAX_CACHED_PICS)
504 Con_Printf ("Draw_NewPic: numcachepics == MAX_CACHED_PICS\n");
505 // FIXME: support NULL in callers?
506 return cachepics; // return the first one
508 pic = cachepics + (numcachepics++);
509 strlcpy (pic->name, picname, sizeof(pic->name));
511 pic->chain = cachepichash[hashkey];
512 cachepichash[hashkey] = pic;
517 pic->height = height;
519 R_FreeTexture(pic->tex);
520 pic->tex = R_LoadTexture2D(drawtexturepool, picname, width, height, pixels_bgra, TEXTYPE_BGRA, (alpha ? TEXF_ALPHA : 0) | TEXF_ALLOWUPDATES, -1, NULL);
524 void Draw_FreePic(const char *picname)
529 // this doesn't really free the pic, but does free it's texture
530 crc = CRC_Block((unsigned char *)picname, strlen(picname));
531 hashkey = ((crc >> 8) ^ crc) % CACHEPICHASHSIZE;
532 for (pic = cachepichash[hashkey];pic;pic = pic->chain)
534 if (!strcmp (picname, pic->name) && pic->tex)
536 R_FreeTexture(pic->tex);
545 static float snap_to_pixel_x(float x, float roundUpAt);
546 extern int con_linewidth; // to force rewrapping
547 void LoadFont(qboolean override, const char *name, dp_font_t *fnt, float scale, float voffset)
551 char widthfile[MAX_QPATH];
553 fs_offset_t widthbufsize;
555 if(override || !fnt->texpath[0])
557 strlcpy(fnt->texpath, name, sizeof(fnt->texpath));
558 // load the cvars when the font is FIRST loader
559 fnt->settings.scale = scale;
560 fnt->settings.voffset = voffset;
561 fnt->settings.antialias = r_font_antialias.integer;
562 fnt->settings.hinting = r_font_hinting.integer;
563 fnt->settings.outline = r_font_postprocess_outline.value;
564 fnt->settings.blur = r_font_postprocess_blur.value;
565 fnt->settings.shadowx = r_font_postprocess_shadow_x.value;
566 fnt->settings.shadowy = r_font_postprocess_shadow_y.value;
567 fnt->settings.shadowz = r_font_postprocess_shadow_z.value;
570 if (fnt->settings.scale <= 0)
571 fnt->settings.scale = 1;
573 if(drawtexturepool == NULL)
574 return; // before gl_draw_start, so will be loaded later
578 // clear freetype font
579 Font_UnloadFont(fnt->ft2);
584 if(fnt->req_face != -1)
586 if(!Font_LoadFont(fnt->texpath, fnt))
587 Con_DPrintf("Failed to load font-file for '%s', it will not support as many characters.\n", fnt->texpath);
590 fnt->tex = Draw_CachePic_Flags(fnt->texpath, CACHEPICFLAG_QUIET | CACHEPICFLAG_NOCOMPRESSION)->tex;
591 if(fnt->tex == r_texture_notexture)
593 for (i = 0; i < MAX_FONT_FALLBACKS; ++i)
595 if (!fnt->fallbacks[i][0])
597 fnt->tex = Draw_CachePic_Flags(fnt->fallbacks[i], CACHEPICFLAG_QUIET | CACHEPICFLAG_NOCOMPRESSION)->tex;
598 if(fnt->tex != r_texture_notexture)
601 if(fnt->tex == r_texture_notexture)
603 fnt->tex = Draw_CachePic_Flags("gfx/conchars", CACHEPICFLAG_NOCOMPRESSION)->tex;
604 strlcpy(widthfile, "gfx/conchars.width", sizeof(widthfile));
607 dpsnprintf(widthfile, sizeof(widthfile), "%s.width", fnt->fallbacks[i]);
610 dpsnprintf(widthfile, sizeof(widthfile), "%s.width", fnt->texpath);
612 // unspecified width == 1 (base width)
613 for(i = 1; i < 256; ++i)
614 fnt->width_of[i] = 1;
616 // FIXME load "name.width", if it fails, fill all with 1
617 if((widthbuf = (char *) FS_LoadFile(widthfile, tempmempool, true, &widthbufsize)))
619 float extraspacing = 0;
620 const char *p = widthbuf;
625 if(!COM_ParseToken_Simple(&p, false, false))
643 fnt->width_of[ch] = atof(com_token) + extraspacing;
646 for (i = 0; i < MAX_FONT_SIZES; ++i)
648 //Font_MapForIndex(fnt->ft2, i)->width_of[ch] = snap_to_pixel_x(fnt->width_of[ch] * fnt->req_sizes[i], 0.4);
649 ft2_font_map_t *map = Font_MapForIndex(fnt->ft2, i);
652 map->width_of[ch] = Font_SnapTo(fnt->width_of[ch], 1/map->size);
658 if(!strcmp(com_token, "extraspacing"))
660 if(!COM_ParseToken_Simple(&p, false, false))
662 extraspacing = atof(com_token);
664 else if(!strcmp(com_token, "scale"))
666 if(!COM_ParseToken_Simple(&p, false, false))
668 fnt->settings.scale = atof(com_token);
672 Con_Printf("Warning: skipped unknown font property %s\n", com_token);
673 if(!COM_ParseToken_Simple(&p, false, false))
683 maxwidth = fnt->width_of[1];
684 for(i = 2; i < 256; ++i)
685 maxwidth = max(maxwidth, fnt->width_of[i]);
686 fnt->maxwidth = maxwidth;
688 // fix up maxwidth for overlap
689 fnt->maxwidth *= fnt->settings.scale;
691 if(fnt == FONT_CONSOLE)
692 con_linewidth = -1; // rewrap console in next frame
695 extern cvar_t developer_font;
696 dp_font_t *FindFont(const char *title, qboolean allocate_new)
701 for(i = 0; i < dp_fonts.maxsize; ++i)
702 if(!strcmp(dp_fonts.f[i].title, title))
703 return &dp_fonts.f[i];
704 // if not found - try allocate
707 // find any font with empty title
708 for(i = 0; i < dp_fonts.maxsize; ++i)
710 if(!strcmp(dp_fonts.f[i].title, ""))
712 strlcpy(dp_fonts.f[i].title, title, sizeof(dp_fonts.f[i].title));
713 return &dp_fonts.f[i];
716 // if no any 'free' fonts - expand buffer
717 i = dp_fonts.maxsize;
718 dp_fonts.maxsize = dp_fonts.maxsize + FONTS_EXPAND;
719 if (developer_font.integer)
720 Con_Printf("FindFont: enlarging fonts buffer (%i -> %i)\n", i, dp_fonts.maxsize);
721 dp_fonts.f = Mem_Realloc(fonts_mempool, dp_fonts.f, sizeof(dp_font_t) * dp_fonts.maxsize);
722 // register a font in first expanded slot
723 strlcpy(dp_fonts.f[i].title, title, sizeof(dp_fonts.f[i].title));
724 return &dp_fonts.f[i];
729 static float snap_to_pixel_x(float x, float roundUpAt)
731 float pixelpos = x * vid.width / vid_conwidth.value;
732 int snap = (int) pixelpos;
733 if (pixelpos - snap >= roundUpAt) ++snap;
734 return ((float)snap * vid_conwidth.value / vid.width);
736 x = (int)(x * vid.width / vid_conwidth.value);
737 x = (x * vid_conwidth.value / vid.width);
742 static float snap_to_pixel_y(float y, float roundUpAt)
744 float pixelpos = y * vid.height / vid_conheight.value;
745 int snap = (int) pixelpos;
746 if (pixelpos - snap > roundUpAt) ++snap;
747 return ((float)snap * vid_conheight.value / vid.height);
749 y = (int)(y * vid.height / vid_conheight.value);
750 y = (y * vid_conheight.value / vid.height);
755 static void LoadFont_f(void)
759 const char *filelist, *c, *cm;
760 float sz, scale, voffset;
761 char mainfont[MAX_QPATH];
765 Con_Printf("Available font commands:\n");
766 for(i = 0; i < dp_fonts.maxsize; ++i)
767 if (dp_fonts.f[i].title[0])
768 Con_Printf(" loadfont %s gfx/tgafile[...] [custom switches] [sizes...]\n", dp_fonts.f[i].title);
769 Con_Printf("A font can simply be gfx/tgafile, or alternatively you\n"
770 "can specify multiple fonts and faces\n"
771 "Like this: gfx/vera-sans:2,gfx/fallback:1\n"
772 "to load face 2 of the font gfx/vera-sans and use face 1\n"
773 "of gfx/fallback as fallback font.\n"
774 "You can also specify a list of font sizes to load, like this:\n"
775 "loadfont console gfx/conchars,gfx/fallback 8 12 16 24 32\n"
776 "In many cases, 8 12 16 24 32 should be a good choice.\n"
778 " scale x : scale all characters by this amount when rendering (doesnt change line height)\n"
779 " voffset x : offset all chars vertical when rendering, this is multiplied to character height\n"
783 f = FindFont(Cmd_Argv(1), true);
786 Con_Printf("font function not found\n");
791 filelist = "gfx/conchars";
793 filelist = Cmd_Argv(2);
795 memset(f->fallbacks, 0, sizeof(f->fallbacks));
796 memset(f->fallback_faces, 0, sizeof(f->fallback_faces));
798 // first font is handled "normally"
799 c = strchr(filelist, ':');
800 cm = strchr(filelist, ',');
801 if(c && (!cm || c < cm))
802 f->req_face = atoi(c+1);
809 if(!c || (c - filelist) > MAX_QPATH)
810 strlcpy(mainfont, filelist, sizeof(mainfont));
813 memcpy(mainfont, filelist, c - filelist);
814 mainfont[c - filelist] = 0;
817 for(i = 0; i < MAX_FONT_FALLBACKS; ++i)
819 c = strchr(filelist, ',');
825 c = strchr(filelist, ':');
826 cm = strchr(filelist, ',');
827 if(c && (!cm || c < cm))
828 f->fallback_faces[i] = atoi(c+1);
831 f->fallback_faces[i] = 0; // f->req_face; could make it stick to the default-font's face index
834 if(!c || (c-filelist) > MAX_QPATH)
836 strlcpy(f->fallbacks[i], filelist, sizeof(mainfont));
840 memcpy(f->fallbacks[i], filelist, c - filelist);
841 f->fallbacks[i][c - filelist] = 0;
845 // for now: by default load only one size: the default size
847 for(i = 1; i < MAX_FONT_SIZES; ++i)
848 f->req_sizes[i] = -1;
854 for(sizes = 0, i = 3; i < Cmd_Argc(); ++i)
857 if (!strcmp(Cmd_Argv(i), "scale"))
861 scale = atof(Cmd_Argv(i));
864 if (!strcmp(Cmd_Argv(i), "voffset"))
868 voffset = atof(Cmd_Argv(i));
871 // parse one of sizes
872 sz = atof(Cmd_Argv(i));
873 if (sz > 0.001f && sz < 1000.0f) // do not use crap sizes
875 f->req_sizes[sizes] = sz;
881 LoadFont(true, mainfont, f, scale, voffset);
889 static void gl_draw_start(void)
892 drawtexturepool = R_AllocTexturePool();
895 memset(cachepichash, 0, sizeof(cachepichash));
899 // load default font textures
900 for(i = 0; i < dp_fonts.maxsize; ++i)
901 if (dp_fonts.f[i].title[0])
902 LoadFont(false, va("gfx/font_%s", dp_fonts.f[i].title), &dp_fonts.f[i], 1, 0);
904 // draw the loading screen so people have something to see in the newly opened window
905 SCR_UpdateLoadingScreen(true);
908 static void gl_draw_shutdown(void)
912 R_FreeTexturePool(&drawtexturepool);
915 memset(cachepichash, 0, sizeof(cachepichash));
918 static void gl_draw_newmap(void)
923 void GL_Draw_Init (void)
927 Cvar_RegisterVariable(&r_font_postprocess_blur);
928 Cvar_RegisterVariable(&r_font_postprocess_outline);
929 Cvar_RegisterVariable(&r_font_postprocess_shadow_x);
930 Cvar_RegisterVariable(&r_font_postprocess_shadow_y);
931 Cvar_RegisterVariable(&r_font_postprocess_shadow_z);
932 Cvar_RegisterVariable(&r_font_hinting);
933 Cvar_RegisterVariable(&r_font_antialias);
934 Cvar_RegisterVariable(&r_textshadow);
935 Cvar_RegisterVariable(&r_textbrightness);
936 Cvar_RegisterVariable(&r_textcontrast);
938 // allocate fonts storage
939 fonts_mempool = Mem_AllocPool("FONTS", 0, NULL);
940 dp_fonts.maxsize = MAX_FONTS;
941 dp_fonts.f = Mem_Alloc(fonts_mempool, sizeof(dp_font_t) * dp_fonts.maxsize);
942 memset(dp_fonts.f, 0, sizeof(dp_font_t) * dp_fonts.maxsize);
944 // assign starting font names
945 strlcpy(FONT_DEFAULT->title, "default", sizeof(FONT_DEFAULT->title));
946 strlcpy(FONT_DEFAULT->texpath, "gfx/conchars", sizeof(FONT_DEFAULT->texpath));
947 strlcpy(FONT_CONSOLE->title, "console", sizeof(FONT_CONSOLE->title));
948 strlcpy(FONT_SBAR->title, "sbar", sizeof(FONT_SBAR->title));
949 strlcpy(FONT_NOTIFY->title, "notify", sizeof(FONT_NOTIFY->title));
950 strlcpy(FONT_CHAT->title, "chat", sizeof(FONT_CHAT->title));
951 strlcpy(FONT_CENTERPRINT->title, "centerprint", sizeof(FONT_CENTERPRINT->title));
952 strlcpy(FONT_INFOBAR->title, "infobar", sizeof(FONT_INFOBAR->title));
953 strlcpy(FONT_MENU->title, "menu", sizeof(FONT_MENU->title));
954 for(i = 0, j = 0; i < MAX_USERFONTS; ++i)
955 if(!FONT_USER(i)->title[0])
956 dpsnprintf(FONT_USER(i)->title, sizeof(FONT_USER(i)->title), "user%d", j++);
958 Cmd_AddCommand ("loadfont",LoadFont_f, "loadfont function tganame loads a font; example: loadfont console gfx/veramono; loadfont without arguments lists the available functions");
959 R_RegisterModule("GL_Draw", gl_draw_start, gl_draw_shutdown, gl_draw_newmap);
962 void _DrawQ_Setup(void)
964 r_viewport_t viewport;
965 if (r_refdef.draw2dstage)
967 r_refdef.draw2dstage = true;
969 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);
970 R_SetViewport(&viewport);
971 GL_ColorMask(r_refdef.view.colormask[0], r_refdef.view.colormask[1], r_refdef.view.colormask[2], 1);
972 qglDepthFunc(GL_LEQUAL);CHECKGLERROR
973 qglDisable(GL_POLYGON_OFFSET_FILL);CHECKGLERROR
974 GL_CullFace(GL_FRONT); // quake is backwards, this culls back faces
975 R_EntityMatrix(&identitymatrix);
979 GL_PolygonOffset(0, 0);
983 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
986 static void _DrawQ_ProcessDrawFlag(int flags)
990 if(flags == DRAWFLAG_ADDITIVE)
991 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
992 else if(flags == DRAWFLAG_MODULATE)
993 GL_BlendFunc(GL_DST_COLOR, GL_ZERO);
994 else if(flags == DRAWFLAG_2XMODULATE)
995 GL_BlendFunc(GL_DST_COLOR,GL_SRC_COLOR);
996 else if(flags == DRAWFLAG_SCREEN)
997 GL_BlendFunc(GL_ONE_MINUS_DST_COLOR,GL_ONE);
999 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1002 void DrawQ_Pic(float x, float y, cachepic_t *pic, float width, float height, float red, float green, float blue, float alpha, int flags)
1006 _DrawQ_ProcessDrawFlag(flags);
1008 R_Mesh_ResetTextureState();
1009 floats[12] = 0.0f;floats[13] = 0.0f;
1010 floats[14] = 1.0f;floats[15] = 0.0f;
1011 floats[16] = 1.0f;floats[17] = 1.0f;
1012 floats[18] = 0.0f;floats[19] = 1.0f;
1013 floats[20] = floats[24] = floats[28] = floats[32] = red;
1014 floats[21] = floats[25] = floats[29] = floats[33] = green;
1015 floats[22] = floats[26] = floats[30] = floats[34] = blue;
1016 floats[23] = floats[27] = floats[31] = floats[35] = alpha;
1022 height = pic->height;
1023 R_SetupShader_Generic(Draw_GetPicTexture(pic), NULL, GL_MODULATE, 1);
1026 // AK07: lets be texel correct on the corners
1028 float horz_offset = 0.5f / pic->width;
1029 float vert_offset = 0.5f / pic->height;
1031 floats[12] = 0.0f + horz_offset;floats[13] = 0.0f + vert_offset;
1032 floats[14] = 1.0f - horz_offset;floats[15] = 0.0f + vert_offset;
1033 floats[16] = 1.0f - horz_offset;floats[17] = 1.0f - vert_offset;
1034 floats[18] = 0.0f + horz_offset;floats[19] = 1.0f - vert_offset;
1039 R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
1041 floats[2] = floats[5] = floats[8] = floats[11] = 0;
1042 floats[0] = floats[9] = x;
1043 floats[1] = floats[4] = y;
1044 floats[3] = floats[6] = x + width;
1045 floats[7] = floats[10] = y + height;
1047 R_Mesh_PrepareVertices_Generic_Arrays(4, floats, floats + 20, floats + 12);
1048 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
1051 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)
1054 float af = DEG2RAD(-angle); // forward
1055 float ar = DEG2RAD(-angle + 90); // right
1056 float sinaf = sin(af);
1057 float cosaf = cos(af);
1058 float sinar = sin(ar);
1059 float cosar = cos(ar);
1061 _DrawQ_ProcessDrawFlag(flags);
1063 R_Mesh_ResetTextureState();
1069 height = pic->height;
1070 R_SetupShader_Generic(Draw_GetPicTexture(pic), NULL, GL_MODULATE, 1);
1073 R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
1075 floats[2] = floats[5] = floats[8] = floats[11] = 0;
1078 floats[0] = x - cosaf*org_x - cosar*org_y;
1079 floats[1] = y - sinaf*org_x - sinar*org_y;
1082 floats[3] = x + cosaf*(width-org_x) - cosar*org_y;
1083 floats[4] = y + sinaf*(width-org_x) - sinar*org_y;
1086 floats[6] = x + cosaf*(width-org_x) + cosar*(height-org_y);
1087 floats[7] = y + sinaf*(width-org_x) + sinar*(height-org_y);
1090 floats[9] = x - cosaf*org_x + cosar*(height-org_y);
1091 floats[10] = y - sinaf*org_x + sinar*(height-org_y);
1093 floats[12] = 0.0f;floats[13] = 0.0f;
1094 floats[14] = 1.0f;floats[15] = 0.0f;
1095 floats[16] = 1.0f;floats[17] = 1.0f;
1096 floats[18] = 0.0f;floats[19] = 1.0f;
1097 floats[20] = floats[24] = floats[28] = floats[32] = red;
1098 floats[21] = floats[25] = floats[29] = floats[33] = green;
1099 floats[22] = floats[26] = floats[30] = floats[34] = blue;
1100 floats[23] = floats[27] = floats[31] = floats[35] = alpha;
1102 R_Mesh_PrepareVertices_Generic_Arrays(4, floats, floats + 20, floats + 12);
1103 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
1106 void DrawQ_Fill(float x, float y, float width, float height, float red, float green, float blue, float alpha, int flags)
1110 _DrawQ_ProcessDrawFlag(flags);
1112 R_Mesh_ResetTextureState();
1113 R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
1115 floats[2] = floats[5] = floats[8] = floats[11] = 0;
1116 floats[0] = floats[9] = x;
1117 floats[1] = floats[4] = y;
1118 floats[3] = floats[6] = x + width;
1119 floats[7] = floats[10] = y + height;
1120 floats[12] = 0.0f;floats[13] = 0.0f;
1121 floats[14] = 1.0f;floats[15] = 0.0f;
1122 floats[16] = 1.0f;floats[17] = 1.0f;
1123 floats[18] = 0.0f;floats[19] = 1.0f;
1124 floats[20] = floats[24] = floats[28] = floats[32] = red;
1125 floats[21] = floats[25] = floats[29] = floats[33] = green;
1126 floats[22] = floats[26] = floats[30] = floats[34] = blue;
1127 floats[23] = floats[27] = floats[31] = floats[35] = alpha;
1129 R_Mesh_PrepareVertices_Generic_Arrays(4, floats, floats + 20, floats + 12);
1130 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
1133 /// color tag printing
1134 static const vec4_t string_colors[] =
1137 // LordHavoc: why on earth is cyan before magenta in Quake3?
1138 // LordHavoc: note: Doom3 uses white for [0] and [7]
1139 {0.0, 0.0, 0.0, 1.0}, // black
1140 {1.0, 0.0, 0.0, 1.0}, // red
1141 {0.0, 1.0, 0.0, 1.0}, // green
1142 {1.0, 1.0, 0.0, 1.0}, // yellow
1143 {0.0, 0.0, 1.0, 1.0}, // blue
1144 {0.0, 1.0, 1.0, 1.0}, // cyan
1145 {1.0, 0.0, 1.0, 1.0}, // magenta
1146 {1.0, 1.0, 1.0, 1.0}, // white
1147 // [515]'s BX_COLOREDTEXT extension
1148 {1.0, 1.0, 1.0, 0.5}, // half transparent
1149 {0.5, 0.5, 0.5, 1.0} // half brightness
1150 // Black's color table
1151 //{1.0, 1.0, 1.0, 1.0},
1152 //{1.0, 0.0, 0.0, 1.0},
1153 //{0.0, 1.0, 0.0, 1.0},
1154 //{0.0, 0.0, 1.0, 1.0},
1155 //{1.0, 1.0, 0.0, 1.0},
1156 //{0.0, 1.0, 1.0, 1.0},
1157 //{1.0, 0.0, 1.0, 1.0},
1158 //{0.1, 0.1, 0.1, 1.0}
1161 #define STRING_COLORS_COUNT (sizeof(string_colors) / sizeof(vec4_t))
1163 static void DrawQ_GetTextColor(float color[4], int colorindex, float r, float g, float b, float a, qboolean shadow)
1165 float C = r_textcontrast.value;
1166 float B = r_textbrightness.value;
1167 if (colorindex & 0x10000) // that bit means RGB color
1169 color[0] = ((colorindex >> 12) & 0xf) / 15.0;
1170 color[1] = ((colorindex >> 8) & 0xf) / 15.0;
1171 color[2] = ((colorindex >> 4) & 0xf) / 15.0;
1172 color[3] = (colorindex & 0xf) / 15.0;
1175 Vector4Copy(string_colors[colorindex], color);
1176 Vector4Set(color, color[0] * r * C + B, color[1] * g * C + B, color[2] * b * C + B, color[3] * a);
1179 float shadowalpha = (color[0]+color[1]+color[2]) * 0.8;
1180 Vector4Set(color, 0, 0, 0, color[3] * bound(0, shadowalpha, 1));
1184 // NOTE: this function always draws exactly one character if maxwidth <= 0
1185 float DrawQ_TextWidth_UntilWidth_TrackColors_Scale(const char *text, size_t *maxlen, float w, float h, float sw, float sh, int *outcolor, qboolean ignorecolorcodes, const dp_font_t *fnt, float maxwidth)
1187 const char *text_start = text;
1188 int colorindex = STRING_COLOR_DEFAULT;
1191 Uchar ch, mapch, nextch;
1192 Uchar prevch = 0; // used for kerning
1197 ft2_font_map_t *fontmap = NULL;
1198 ft2_font_map_t *map = NULL;
1199 //ft2_font_map_t *prevmap = NULL;
1200 ft2_font_t *ft2 = fnt->ft2;
1202 qboolean snap = true;
1203 qboolean least_one = false;
1204 float dw; // display w
1205 //float dh; // display h
1206 const float *width_of;
1213 // do this in the end
1214 w *= fnt->settings.scale;
1215 h *= fnt->settings.scale;
1217 // find the most fitting size:
1221 map_index = Font_IndexForSize(ft2, h, &w, &h);
1223 map_index = Font_IndexForSize(ft2, h, NULL, NULL);
1224 fontmap = Font_MapForIndex(ft2, map_index);
1233 if (!outcolor || *outcolor == -1)
1234 colorindex = STRING_COLOR_DEFAULT;
1236 colorindex = *outcolor;
1238 // maxwidth /= fnt->scale; // w and h are multiplied by it already
1239 // ftbase_x = snap_to_pixel_x(0);
1244 maxwidth = -maxwidth;
1248 // x = snap_to_pixel_x(x, 0.4); // haha, it's 0 anyway
1251 width_of = fontmap->width_of;
1253 width_of = fnt->width_of;
1255 for (i = 0;((bytes_left = *maxlen - (text - text_start)) > 0) && *text;)
1258 nextch = ch = u8_getnchar(text, &text, bytes_left);
1259 i = text - text_start;
1262 if (ch == ' ' && !fontmap)
1264 if(!least_one || i0) // never skip the first character
1265 if(x + width_of[(int) ' '] * dw > maxwidth)
1268 break; // oops, can't draw this
1270 x += width_of[(int) ' '] * dw;
1273 // i points to the char after ^
1274 if (ch == STRING_COLOR_TAG && !ignorecolorcodes && i < *maxlen)
1276 ch = *text; // colors are ascii, so no u8_ needed
1277 if (ch <= '9' && ch >= '0') // ^[0-9] found
1279 colorindex = ch - '0';
1284 // i points to the char after ^...
1285 // i+3 points to 3 in ^x123
1286 // i+3 == *maxlen would mean that char is missing
1287 else if (ch == STRING_COLOR_RGB_TAG_CHAR && i + 3 < *maxlen ) // ^x found
1289 // building colorindex...
1290 ch = tolower(text[1]);
1291 tempcolorindex = 0x10000; // binary: 1,0000,0000,0000,0000
1292 if (ch <= '9' && ch >= '0') tempcolorindex |= (ch - '0') << 12;
1293 else if (ch >= 'a' && ch <= 'f') tempcolorindex |= (ch - 87) << 12;
1294 else tempcolorindex = 0;
1297 ch = tolower(text[2]);
1298 if (ch <= '9' && ch >= '0') tempcolorindex |= (ch - '0') << 8;
1299 else if (ch >= 'a' && ch <= 'f') tempcolorindex |= (ch - 87) << 8;
1300 else tempcolorindex = 0;
1303 ch = tolower(text[3]);
1304 if (ch <= '9' && ch >= '0') tempcolorindex |= (ch - '0') << 4;
1305 else if (ch >= 'a' && ch <= 'f') tempcolorindex |= (ch - 87) << 4;
1306 else tempcolorindex = 0;
1309 colorindex = tempcolorindex | 0xf;
1310 // ...done! now colorindex has rgba codes (1,rrrr,gggg,bbbb,aaaa)
1318 else if (ch == STRING_COLOR_TAG) // ^^ found, ignore the first ^ and go to print the second
1327 if (!fontmap || (ch <= 0xFF && fontmap->glyphs[ch].image) || (ch >= 0xE000 && ch <= 0xE0FF))
1334 map = ft2_oldstyle_map;
1336 if(!least_one || i0) // never skip the first character
1337 if(x + width_of[ch] * dw > maxwidth)
1340 break; // oops, can't draw this
1342 x += width_of[ch] * dw;
1344 if (!map || map == ft2_oldstyle_map || ch < map->start || ch >= map->start + FONT_CHARS_PER_MAP)
1346 map = FontMap_FindForChar(fontmap, ch);
1349 if (!Font_LoadMapForIndex(ft2, map_index, ch, &map))
1355 mapch = ch - map->start;
1356 if (prevch && Font_GetKerningForMap(ft2, map_index, w, h, prevch, ch, &kx, NULL))
1358 x += map->glyphs[mapch].advance_x * dw;
1367 *outcolor = colorindex;
1372 float DrawQ_String_Scale(float startx, float starty, const char *text, size_t maxlen, float w, float h, float sw, float sh, float basered, float basegreen, float baseblue, float basealpha, int flags, int *outcolor, qboolean ignorecolorcodes, const dp_font_t *fnt)
1374 int shadow, colorindex = STRING_COLOR_DEFAULT;
1376 float x = startx, y, s, t, u, v, thisw;
1377 float *av, *at, *ac;
1380 static float vertex3f[QUADELEMENTS_MAXQUADS*4*3];
1381 static float texcoord2f[QUADELEMENTS_MAXQUADS*4*2];
1382 static float color4f[QUADELEMENTS_MAXQUADS*4*4];
1383 Uchar ch, mapch, nextch;
1384 Uchar prevch = 0; // used for kerning
1387 //ft2_font_map_t *prevmap = NULL; // the previous map
1388 ft2_font_map_t *map = NULL; // the currently used map
1389 ft2_font_map_t *fontmap = NULL; // the font map for the size
1391 const char *text_start = text;
1393 ft2_font_t *ft2 = fnt->ft2;
1394 qboolean snap = true;
1398 const float *width_of;
1401 tw = R_TextureWidth(fnt->tex);
1402 th = R_TextureHeight(fnt->tex);
1410 starty -= (fnt->settings.scale - 1) * h * 0.5 - fnt->settings.voffset*h; // center & offset
1411 w *= fnt->settings.scale;
1412 h *= fnt->settings.scale;
1417 map_index = Font_IndexForSize(ft2, h, &w, &h);
1419 map_index = Font_IndexForSize(ft2, h, NULL, NULL);
1420 fontmap = Font_MapForIndex(ft2, map_index);
1426 // draw the font at its baseline when using freetype
1428 ftbase_y = dh * (4.5/6.0);
1433 _DrawQ_ProcessDrawFlag(flags);
1435 R_Mesh_ResetTextureState();
1437 R_Mesh_TexBind(0, fnt->tex);
1438 R_SetupShader_Generic(fnt->tex, NULL, GL_MODULATE, 1);
1445 //ftbase_x = snap_to_pixel_x(ftbase_x);
1448 startx = snap_to_pixel_x(startx, 0.4);
1449 starty = snap_to_pixel_y(starty, 0.4);
1450 ftbase_y = snap_to_pixel_y(ftbase_y, 0.3);
1453 pix_x = vid.width / vid_conwidth.value;
1454 pix_y = vid.height / vid_conheight.value;
1457 width_of = fontmap->width_of;
1459 width_of = fnt->width_of;
1461 for (shadow = r_textshadow.value != 0 && basealpha > 0;shadow >= 0;shadow--)
1466 if (!outcolor || *outcolor == -1)
1467 colorindex = STRING_COLOR_DEFAULT;
1469 colorindex = *outcolor;
1471 DrawQ_GetTextColor(color, colorindex, basered, basegreen, baseblue, basealpha, shadow != 0);
1478 x += r_textshadow.value * vid.width / vid_conwidth.value;
1479 y += r_textshadow.value * vid.height / vid_conheight.value;
1482 for (i = 0;((bytes_left = maxlen - (text - text_start)) > 0) && *text;)
1484 nextch = ch = u8_getnchar(text, &text, bytes_left);
1485 i = text - text_start;
1488 if (ch == ' ' && !fontmap)
1490 x += width_of[(int) ' '] * dw;
1493 if (ch == STRING_COLOR_TAG && !ignorecolorcodes && i < maxlen)
1495 ch = *text; // colors are ascii, so no u8_ needed
1496 if (ch <= '9' && ch >= '0') // ^[0-9] found
1498 colorindex = ch - '0';
1499 DrawQ_GetTextColor(color, colorindex, basered, basegreen, baseblue, basealpha, shadow != 0);
1504 else if (ch == STRING_COLOR_RGB_TAG_CHAR && i+3 < maxlen ) // ^x found
1506 // building colorindex...
1507 ch = tolower(text[1]);
1508 tempcolorindex = 0x10000; // binary: 1,0000,0000,0000,0000
1509 if (ch <= '9' && ch >= '0') tempcolorindex |= (ch - '0') << 12;
1510 else if (ch >= 'a' && ch <= 'f') tempcolorindex |= (ch - 87) << 12;
1511 else tempcolorindex = 0;
1514 ch = tolower(text[2]);
1515 if (ch <= '9' && ch >= '0') tempcolorindex |= (ch - '0') << 8;
1516 else if (ch >= 'a' && ch <= 'f') tempcolorindex |= (ch - 87) << 8;
1517 else tempcolorindex = 0;
1520 ch = tolower(text[3]);
1521 if (ch <= '9' && ch >= '0') tempcolorindex |= (ch - '0') << 4;
1522 else if (ch >= 'a' && ch <= 'f') tempcolorindex |= (ch - 87) << 4;
1523 else tempcolorindex = 0;
1526 colorindex = tempcolorindex | 0xf;
1527 // ...done! now colorindex has rgba codes (1,rrrr,gggg,bbbb,aaaa)
1528 //Con_Printf("^1colorindex:^7 %x\n", colorindex);
1529 DrawQ_GetTextColor(color, colorindex, basered, basegreen, baseblue, basealpha, shadow != 0);
1537 else if (ch == STRING_COLOR_TAG)
1546 // using a value of -1 for the oldstyle map because NULL means uninitialized...
1547 // this way we don't need to rebind fnt->tex for every old-style character
1548 // E000..E0FF: emulate old-font characters (to still have smileys and such available)
1551 x += 1.0/pix_x * r_textshadow.value;
1552 y += 1.0/pix_y * r_textshadow.value;
1554 if (!fontmap || (ch <= 0xFF && fontmap->glyphs[ch].image) || (ch >= 0xE000 && ch <= 0xE0FF))
1562 if (map != ft2_oldstyle_map)
1566 // switching from freetype to non-freetype rendering
1567 R_Mesh_PrepareVertices_Generic_Arrays(batchcount * 4, vertex3f, color4f, texcoord2f);
1568 R_Mesh_Draw(0, batchcount * 4, 0, batchcount * 2, quadelement3i, NULL, 0, quadelement3s, NULL, 0);
1574 R_SetupShader_Generic(fnt->tex, NULL, GL_MODULATE, 1);
1575 map = ft2_oldstyle_map;
1579 //num = (unsigned char) text[i];
1580 //thisw = fnt->width_of[num];
1581 thisw = fnt->width_of[ch];
1582 // FIXME make these smaller to just include the occupied part of the character for slightly faster rendering
1583 s = (ch & 15)*0.0625f + (0.5f / tw);
1584 t = (ch >> 4)*0.0625f + (0.5f / th);
1585 u = 0.0625f * thisw - (1.0f / tw);
1586 v = 0.0625f - (1.0f / th);
1587 ac[ 0] = color[0];ac[ 1] = color[1];ac[ 2] = color[2];ac[ 3] = color[3];
1588 ac[ 4] = color[0];ac[ 5] = color[1];ac[ 6] = color[2];ac[ 7] = color[3];
1589 ac[ 8] = color[0];ac[ 9] = color[1];ac[10] = color[2];ac[11] = color[3];
1590 ac[12] = color[0];ac[13] = color[1];ac[14] = color[2];ac[15] = color[3];
1591 at[ 0] = s ; at[ 1] = t ;
1592 at[ 2] = s+u ; at[ 3] = t ;
1593 at[ 4] = s+u ; at[ 5] = t+v ;
1594 at[ 6] = s ; at[ 7] = t+v ;
1595 av[ 0] = x ; av[ 1] = y ; av[ 2] = 10;
1596 av[ 3] = x+dw*thisw ; av[ 4] = y ; av[ 5] = 10;
1597 av[ 6] = x+dw*thisw ; av[ 7] = y+dh ; av[ 8] = 10;
1598 av[ 9] = x ; av[10] = y+dh ; av[11] = 10;
1603 if (batchcount >= QUADELEMENTS_MAXQUADS)
1605 R_Mesh_PrepareVertices_Generic_Arrays(batchcount * 4, vertex3f, color4f, texcoord2f);
1606 R_Mesh_Draw(0, batchcount * 4, 0, batchcount * 2, quadelement3i, NULL, 0, quadelement3s, NULL, 0);
1612 x += width_of[ch] * dw;
1614 if (!map || map == ft2_oldstyle_map || ch < map->start || ch >= map->start + FONT_CHARS_PER_MAP)
1616 // new charmap - need to render
1619 // we need a different character map, render what we currently have:
1620 R_Mesh_PrepareVertices_Generic_Arrays(batchcount * 4, vertex3f, color4f, texcoord2f);
1621 R_Mesh_Draw(0, batchcount * 4, 0, batchcount * 2, quadelement3i, NULL, 0, quadelement3s, NULL, 0);
1628 map = FontMap_FindForChar(fontmap, ch);
1631 if (!Font_LoadMapForIndex(ft2, map_index, ch, &map))
1638 // this shouldn't happen
1643 R_SetupShader_Generic(map->texture, NULL, GL_MODULATE, 1);
1646 mapch = ch - map->start;
1647 thisw = map->glyphs[mapch].advance_x;
1651 if (prevch && Font_GetKerningForMap(ft2, map_index, w, h, prevch, ch, &kx, &ky))
1658 ac[ 0] = color[0]; ac[ 1] = color[1]; ac[ 2] = color[2]; ac[ 3] = color[3];
1659 ac[ 4] = color[0]; ac[ 5] = color[1]; ac[ 6] = color[2]; ac[ 7] = color[3];
1660 ac[ 8] = color[0]; ac[ 9] = color[1]; ac[10] = color[2]; ac[11] = color[3];
1661 ac[12] = color[0]; ac[13] = color[1]; ac[14] = color[2]; ac[15] = color[3];
1662 at[0] = map->glyphs[mapch].txmin; at[1] = map->glyphs[mapch].tymin;
1663 at[2] = map->glyphs[mapch].txmax; at[3] = map->glyphs[mapch].tymin;
1664 at[4] = map->glyphs[mapch].txmax; at[5] = map->glyphs[mapch].tymax;
1665 at[6] = map->glyphs[mapch].txmin; at[7] = map->glyphs[mapch].tymax;
1666 av[ 0] = x + dw * map->glyphs[mapch].vxmin; av[ 1] = y + dh * map->glyphs[mapch].vymin; av[ 2] = 10;
1667 av[ 3] = x + dw * map->glyphs[mapch].vxmax; av[ 4] = y + dh * map->glyphs[mapch].vymin; av[ 5] = 10;
1668 av[ 6] = x + dw * map->glyphs[mapch].vxmax; av[ 7] = y + dh * map->glyphs[mapch].vymax; av[ 8] = 10;
1669 av[ 9] = x + dw * map->glyphs[mapch].vxmin; av[10] = y + dh * map->glyphs[mapch].vymax; av[11] = 10;
1678 if (batchcount >= QUADELEMENTS_MAXQUADS)
1680 R_Mesh_PrepareVertices_Generic_Arrays(batchcount * 4, vertex3f, color4f, texcoord2f);
1681 R_Mesh_Draw(0, batchcount * 4, 0, batchcount * 2, quadelement3i, NULL, 0, quadelement3s, NULL, 0);
1693 x -= 1.0/pix_x * r_textshadow.value;
1694 y -= 1.0/pix_y * r_textshadow.value;
1700 R_Mesh_PrepareVertices_Generic_Arrays(batchcount * 4, vertex3f, color4f, texcoord2f);
1701 R_Mesh_Draw(0, batchcount * 4, 0, batchcount * 2, quadelement3i, NULL, 0, quadelement3s, NULL, 0);
1705 *outcolor = colorindex;
1707 // note: this relies on the proper text (not shadow) being drawn last
1711 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, const dp_font_t *fnt)
1713 return DrawQ_String_Scale(startx, starty, text, maxlen, w, h, 1, 1, basered, basegreen, baseblue, basealpha, flags, outcolor, ignorecolorcodes, fnt);
1716 float DrawQ_TextWidth_UntilWidth_TrackColors(const char *text, size_t *maxlen, float w, float h, int *outcolor, qboolean ignorecolorcodes, const dp_font_t *fnt, float maxwidth)
1718 return DrawQ_TextWidth_UntilWidth_TrackColors_Scale(text, maxlen, w, h, 1, 1, outcolor, ignorecolorcodes, fnt, maxwidth);
1721 float DrawQ_TextWidth(const char *text, size_t maxlen, float w, float h, qboolean ignorecolorcodes, const dp_font_t *fnt)
1723 return DrawQ_TextWidth_UntilWidth(text, &maxlen, w, h, ignorecolorcodes, fnt, 1000000000);
1726 float DrawQ_TextWidth_UntilWidth(const char *text, size_t *maxlen, float w, float h, qboolean ignorecolorcodes, const dp_font_t *fnt, float maxWidth)
1728 return DrawQ_TextWidth_UntilWidth_TrackColors(text, maxlen, w, h, NULL, ignorecolorcodes, fnt, maxWidth);
1733 // no ^xrgb management
1734 static int DrawQ_BuildColoredText(char *output2c, size_t maxoutchars, const char *text, int maxreadchars, qboolean ignorecolorcodes, int *outcolor)
1736 int color, numchars = 0;
1737 char *outputend2c = output2c + maxoutchars - 2;
1738 if (!outcolor || *outcolor == -1)
1739 color = STRING_COLOR_DEFAULT;
1743 maxreadchars = 1<<30;
1744 textend = text + maxreadchars;
1745 while (text != textend && *text)
1747 if (*text == STRING_COLOR_TAG && !ignorecolorcodes && text + 1 != textend)
1749 if (text[1] == STRING_COLOR_TAG)
1751 else if (text[1] >= '0' && text[1] <= '9')
1753 color = text[1] - '0';
1758 if (output2c >= outputend2c)
1760 *output2c++ = *text++;
1761 *output2c++ = color;
1764 output2c[0] = output2c[1] = 0;
1771 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)
1775 _DrawQ_ProcessDrawFlag(flags);
1777 R_Mesh_ResetTextureState();
1783 height = pic->height;
1784 R_SetupShader_Generic(Draw_GetPicTexture(pic), NULL, GL_MODULATE, 1);
1787 R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
1789 floats[2] = floats[5] = floats[8] = floats[11] = 0;
1790 floats[0] = floats[9] = x;
1791 floats[1] = floats[4] = y;
1792 floats[3] = floats[6] = x + width;
1793 floats[7] = floats[10] = y + height;
1794 floats[12] = s1;floats[13] = t1;
1795 floats[14] = s2;floats[15] = t2;
1796 floats[16] = s4;floats[17] = t4;
1797 floats[18] = s3;floats[19] = t3;
1798 floats[20] = r1;floats[21] = g1;floats[22] = b1;floats[23] = a1;
1799 floats[24] = r2;floats[25] = g2;floats[26] = b2;floats[27] = a2;
1800 floats[28] = r4;floats[29] = g4;floats[30] = b4;floats[31] = a4;
1801 floats[32] = r3;floats[33] = g3;floats[34] = b3;floats[35] = a3;
1803 R_Mesh_PrepareVertices_Generic_Arrays(4, floats, floats + 20, floats + 12);
1804 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
1807 void DrawQ_Mesh (drawqueuemesh_t *mesh, int flags)
1809 _DrawQ_ProcessDrawFlag(flags);
1811 R_Mesh_ResetTextureState();
1812 R_SetupShader_Generic(mesh->texture, NULL, GL_MODULATE, 1);
1814 R_Mesh_PrepareVertices_Generic_Arrays(mesh->num_vertices, mesh->data_vertex3f, mesh->data_color4f, mesh->data_texcoord2f);
1815 R_Mesh_Draw(0, mesh->num_vertices, 0, mesh->num_triangles, mesh->data_element3i, NULL, 0, mesh->data_element3s, NULL, 0);
1818 void DrawQ_LineLoop (drawqueuemesh_t *mesh, int flags)
1822 _DrawQ_ProcessDrawFlag(flags);
1826 qglBegin(GL_LINE_LOOP);
1827 for (num = 0;num < mesh->num_vertices;num++)
1829 if (mesh->data_color4f)
1830 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]);
1831 qglVertex2f(mesh->data_vertex3f[num*3+0], mesh->data_vertex3f[num*3+1]);
1837 //[515]: this is old, delete
1838 void DrawQ_Line (float width, float x1, float y1, float x2, float y2, float r, float g, float b, float alpha, int flags)
1840 _DrawQ_ProcessDrawFlag(flags);
1842 R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
1845 //qglLineWidth(width);CHECKGLERROR
1847 GL_Color(r,g,b,alpha);
1850 qglVertex2f(x1, y1);
1851 qglVertex2f(x2, y2);
1856 void DrawQ_SetClipArea(float x, float y, float width, float height)
1861 // We have to convert the con coords into real coords
1862 // OGL uses top to bottom
1863 ix = (int)(0.5 + x * ((float)vid.width / vid_conwidth.integer));
1864 iy = (int)(0.5 + y * ((float) vid.height / vid_conheight.integer));
1865 iw = (int)(width * ((float)vid.width / vid_conwidth.integer));
1866 ih = (int)(height * ((float)vid.height / vid_conheight.integer));
1867 GL_Scissor(ix, vid.height - iy - ih, iw, ih);
1869 GL_ScissorTest(true);
1872 void DrawQ_ResetClipArea(void)
1875 GL_ScissorTest(false);
1878 void DrawQ_Finish(void)
1880 r_refdef.draw2dstage = false;
1883 static float blendvertex3f[9] = {-5000, -5000, 10, 10000, -5000, 10, -5000, 10000, 10};
1884 void R_DrawGamma(void)
1887 switch(vid.renderpath)
1889 case RENDERPATH_GL20:
1890 case RENDERPATH_CGGL:
1891 if (vid_usinghwgamma || v_glslgamma.integer)
1894 case RENDERPATH_GL13:
1895 case RENDERPATH_GL11:
1896 if (vid_usinghwgamma)
1900 // all the blends ignore depth
1901 R_Mesh_ResetTextureState();
1902 R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
1904 GL_DepthRange(0, 1);
1905 GL_PolygonOffset(0, 0);
1906 GL_DepthTest(false);
1907 if (v_color_enable.integer)
1909 c[0] = v_color_white_r.value;
1910 c[1] = v_color_white_g.value;
1911 c[2] = v_color_white_b.value;
1914 c[0] = c[1] = c[2] = v_contrast.value;
1915 if (c[0] >= 1.01f || c[1] >= 1.01f || c[2] >= 1.01f)
1917 GL_BlendFunc(GL_DST_COLOR, GL_ONE);
1918 while (c[0] >= 1.01f || c[1] >= 1.01f || c[2] >= 1.01f)
1920 GL_Color(c[0] - 1, c[1] - 1, c[2] - 1, 1);
1921 R_Mesh_PrepareVertices_Generic_Arrays(3, blendvertex3f, NULL, NULL);
1922 R_Mesh_Draw(0, 3, 0, 1, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
1923 VectorScale(c, 0.5, c);
1926 if (v_color_enable.integer)
1928 c[0] = v_color_black_r.value;
1929 c[1] = v_color_black_g.value;
1930 c[2] = v_color_black_b.value;
1933 c[0] = c[1] = c[2] = v_brightness.value;
1934 if (c[0] >= 0.01f || c[1] >= 0.01f || c[2] >= 0.01f)
1936 GL_BlendFunc(GL_ONE, GL_ONE);
1937 GL_Color(c[0] - 1, c[1] - 1, c[2] - 1, 1);
1938 R_Mesh_PrepareVertices_Generic_Arrays(3, blendvertex3f, NULL, NULL);
1939 R_Mesh_Draw(0, 3, 0, 1, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);