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)
58 data = LoadTGA_BGRA (concharimage, FONT_FILESIZE);
60 for (i = 0;i < 8192;i++)
62 random = lhrandom (0.0,1.0);
63 data[i*4+3] = data[i*4+0];
64 data[i*4+2] = 83 + (unsigned char)(random * 64);
65 data[i*4+1] = 71 + (unsigned char)(random * 32);
66 data[i*4+0] = 23 + (unsigned char)(random * 16);
69 for (i = 8192;i < 32768;i++)
71 random = lhrandom (0.0,1.0);
72 data[i*4+3] = data[i*4+0];
73 data[i*4+2] = 95 + (unsigned char)(random * 64);
74 data[i*4+1] = 95 + (unsigned char)(random * 64);
75 data[i*4+0] = 95 + (unsigned char)(random * 64);
78 for (i = 32768;i < 40960;i++)
80 random = lhrandom (0.0,1.0);
81 data[i*4+3] = data[i*4+0];
82 data[i*4+2] = 83 + (unsigned char)(random * 64);
83 data[i*4+1] = 71 + (unsigned char)(random * 32);
84 data[i*4+0] = 23 + (unsigned char)(random * 16);
87 for (i = 40960;i < 65536;i++)
89 random = lhrandom (0.0,1.0);
90 data[i*4+3] = data[i*4+0];
91 data[i*4+2] = 96 + (unsigned char)(random * 64);
92 data[i*4+1] = 43 + (unsigned char)(random * 32);
93 data[i*4+0] = 27 + (unsigned char)(random * 32);
97 Image_WriteTGABGRA ("gfx/generated_conchars.tga", 256, 256, data);
100 tex = R_LoadTexture2D(drawtexturepool, "conchars", 256, 256, data, TEXTYPE_BGRA, TEXF_ALPHA, NULL);
105 static rtexture_t *draw_generateditherpattern(void)
108 unsigned char pixels[8][8];
109 for (y = 0;y < 8;y++)
110 for (x = 0;x < 8;x++)
111 pixels[y][x] = ((x^y) & 4) ? 254 : 0;
112 return R_LoadTexture2D(drawtexturepool, "ditherpattern", 8, 8, pixels[0], TEXTYPE_PALETTE, TEXF_FORCENEAREST, palette_bgra_transparent);
115 typedef struct embeddedpic_s
124 static const embeddedpic_t embeddedpics[] =
127 "gfx/prydoncursor001", 16, 16,
146 "ui/mousepointer", 16, 16,
165 "gfx/crosshair1", 16, 16,
184 "gfx/crosshair2", 16, 16,
203 "gfx/crosshair3", 16, 16,
222 "gfx/crosshair4", 16, 16,
241 "gfx/crosshair5", 8, 8,
252 "gfx/crosshair6", 2, 2,
257 "gfx/crosshair7", 16, 16,
278 static rtexture_t *draw_generatepic(const char *name, qboolean quiet)
280 const embeddedpic_t *p;
281 for (p = embeddedpics;p->name;p++)
282 if (!strcmp(name, p->name))
283 return R_LoadTexture2D(drawtexturepool, p->name, p->width, p->height, (const unsigned char *)p->pixels, TEXTYPE_PALETTE, TEXF_ALPHA, palette_bgra_embeddedpic);
284 if (!strcmp(name, "gfx/conchars"))
285 return draw_generateconchars();
286 if (!strcmp(name, "gfx/colorcontrol/ditherpattern"))
287 return draw_generateditherpattern();
289 Con_Printf("Draw_CachePic: failed to load %s\n", name);
290 return r_texture_notexture;
299 // FIXME: move this to client somehow
300 cachepic_t *Draw_CachePic_Flags(const char *path, unsigned int cachepicflags)
303 unsigned char *pixels;
306 unsigned char *lmpdata;
307 char lmpname[MAX_QPATH];
309 // check whether the picture has already been cached
310 crc = CRC_Block((unsigned char *)path, strlen(path));
311 hashkey = ((crc >> 8) ^ crc) % CACHEPICHASHSIZE;
312 for (pic = cachepichash[hashkey];pic;pic = pic->chain)
313 if (!strcmp (path, pic->name))
316 if (numcachepics == MAX_CACHED_PICS)
318 Con_Printf ("Draw_CachePic: numcachepics == MAX_CACHED_PICS\n");
319 // FIXME: support NULL in callers?
320 return cachepics; // return the first one
322 pic = cachepics + (numcachepics++);
323 strlcpy (pic->name, path, sizeof(pic->name));
325 pic->chain = cachepichash[hashkey];
326 cachepichash[hashkey] = pic;
328 // check whether it is an dynamic texture (if so, we can directly use its texture handler)
329 pic->tex = CL_GetDynTexture( path );
330 // if so, set the width/height, too
332 pic->width = R_TextureWidth(pic->tex);
333 pic->height = R_TextureHeight(pic->tex);
334 // we're done now (early-out)
338 pic->texflags = TEXF_ALPHA;
339 if (!(cachepicflags & CACHEPICFLAG_NOCLAMP))
340 pic->texflags |= TEXF_CLAMP;
341 if (!(cachepicflags & CACHEPICFLAG_NOCOMPRESSION) && gl_texturecompression_2d.integer)
342 pic->texflags |= TEXF_COMPRESS;
344 pic->autoload = (cachepicflags & CACHEPICFLAG_NOTPERSISTENT);
346 // load a high quality image from disk if possible
347 pixels = loadimagepixelsbgra(path, false, true);
348 if (pixels == NULL && !strncmp(path, "gfx/", 4))
349 pixels = loadimagepixelsbgra(path+4, false, true);
352 pic->width = image_width;
353 pic->height = image_height;
355 pic->tex = R_LoadTexture2D(drawtexturepool, path, image_width, image_height, pixels, TEXTYPE_BGRA, pic->texflags, NULL);
359 pic->autoload = false;
360 // never compress the fallback images
361 pic->texflags &= ~TEXF_COMPRESS;
364 // now read the low quality version (wad or lmp file), and take the pic
365 // size from that even if we don't upload the texture, this way the pics
366 // show up the right size in the menu even if they were replaced with
367 // higher or lower resolution versions
368 dpsnprintf(lmpname, sizeof(lmpname), "%s.lmp", path);
369 if (!strncmp(path, "gfx/", 4) && (lmpdata = FS_LoadFile(lmpname, tempmempool, false, &lmpsize)))
371 if (developer_loading.integer)
372 Con_Printf("loading lump \"%s\"\n", path);
376 pic->width = lmpdata[0] + lmpdata[1] * 256 + lmpdata[2] * 65536 + lmpdata[3] * 16777216;
377 pic->height = lmpdata[4] + lmpdata[5] * 256 + lmpdata[6] * 65536 + lmpdata[7] * 16777216;
378 // if no high quality replacement image was found, upload the original low quality texture
380 pic->tex = R_LoadTexture2D(drawtexturepool, path, pic->width, pic->height, lmpdata + 8, TEXTYPE_PALETTE, pic->texflags, palette_bgra_transparent);
384 else if ((lmpdata = W_GetLumpName (path + 4)))
386 if (developer_loading.integer)
387 Con_Printf("loading gfx.wad lump \"%s\"\n", path + 4);
389 if (!strcmp(path, "gfx/conchars"))
391 // conchars is a raw image and with color 0 as transparent instead of 255
394 // if no high quality replacement image was found, upload the original low quality texture
396 pic->tex = R_LoadTexture2D(drawtexturepool, path, 128, 128, lmpdata, TEXTYPE_PALETTE, pic->texflags, palette_bgra_font);
400 pic->width = lmpdata[0] + lmpdata[1] * 256 + lmpdata[2] * 65536 + lmpdata[3] * 16777216;
401 pic->height = lmpdata[4] + lmpdata[5] * 256 + lmpdata[6] * 65536 + lmpdata[7] * 16777216;
402 // if no high quality replacement image was found, upload the original low quality texture
404 pic->tex = R_LoadTexture2D(drawtexturepool, path, pic->width, pic->height, lmpdata + 8, TEXTYPE_PALETTE, pic->texflags, palette_bgra_transparent);
413 else if (pic->tex == NULL)
415 // if it's not found on disk, generate an image
416 pic->tex = draw_generatepic(path, (cachepicflags & CACHEPICFLAG_QUIET) != 0);
417 pic->width = R_TextureWidth(pic->tex);
418 pic->height = R_TextureHeight(pic->tex);
424 cachepic_t *Draw_CachePic (const char *path)
426 return Draw_CachePic_Flags (path, 0);
431 rtexture_t *Draw_GetPicTexture(cachepic_t *pic)
433 if (pic->autoload && !pic->tex)
435 pic->tex = loadtextureimage(drawtexturepool, pic->name, false, pic->texflags, true);
436 if (pic->tex == NULL && !strncmp(pic->name, "gfx/", 4))
437 pic->tex = loadtextureimage(drawtexturepool, pic->name+4, false, pic->texflags, true);
438 if (pic->tex == NULL)
439 pic->tex = draw_generatepic(pic->name, true);
441 pic->lastusedframe = draw_frame;
445 void Draw_Frame(void)
449 static double nextpurgetime;
451 if (nextpurgetime > realtime)
453 nextpurgetime = realtime + 0.05;
454 purgeframe = draw_frame - 1;
455 for (i = 0, pic = cachepics;i < numcachepics;i++, pic++)
457 if (pic->autoload && pic->tex && pic->lastusedframe < draw_frame)
459 R_FreeTexture(pic->tex);
466 cachepic_t *Draw_NewPic(const char *picname, int width, int height, int alpha, unsigned char *pixels_bgra)
471 crc = CRC_Block((unsigned char *)picname, strlen(picname));
472 hashkey = ((crc >> 8) ^ crc) % CACHEPICHASHSIZE;
473 for (pic = cachepichash[hashkey];pic;pic = pic->chain)
474 if (!strcmp (picname, pic->name))
479 if (pic->tex && pic->width == width && pic->height == height)
481 R_UpdateTexture(pic->tex, pixels_bgra, 0, 0, width, height);
489 if (numcachepics == MAX_CACHED_PICS)
491 Con_Printf ("Draw_NewPic: numcachepics == MAX_CACHED_PICS\n");
492 // FIXME: support NULL in callers?
493 return cachepics; // return the first one
495 pic = cachepics + (numcachepics++);
496 strlcpy (pic->name, picname, sizeof(pic->name));
498 pic->chain = cachepichash[hashkey];
499 cachepichash[hashkey] = pic;
504 pic->height = height;
506 R_FreeTexture(pic->tex);
507 pic->tex = R_LoadTexture2D(drawtexturepool, picname, width, height, pixels_bgra, TEXTYPE_BGRA, (alpha ? TEXF_ALPHA : 0) | TEXF_ALLOWUPDATES, NULL);
511 void Draw_FreePic(const char *picname)
516 // this doesn't really free the pic, but does free it's texture
517 crc = CRC_Block((unsigned char *)picname, strlen(picname));
518 hashkey = ((crc >> 8) ^ crc) % CACHEPICHASHSIZE;
519 for (pic = cachepichash[hashkey];pic;pic = pic->chain)
521 if (!strcmp (picname, pic->name) && pic->tex)
523 R_FreeTexture(pic->tex);
532 extern int con_linewidth; // to force rewrapping
533 static void LoadFont(qboolean override, const char *name, dp_font_t *fnt)
536 float maxwidth, scale;
537 char widthfile[MAX_QPATH];
539 fs_offset_t widthbufsize;
541 if(override || !fnt->texpath[0])
542 strlcpy(fnt->texpath, name, sizeof(fnt->texpath));
544 if(drawtexturepool == NULL)
545 return; // before gl_draw_start, so will be loaded later
547 fnt->tex = Draw_CachePic_Flags(fnt->texpath, CACHEPICFLAG_QUIET | CACHEPICFLAG_NOCOMPRESSION)->tex;
548 if(fnt->tex == r_texture_notexture)
550 fnt->tex = Draw_CachePic_Flags("gfx/conchars", CACHEPICFLAG_NOCOMPRESSION)->tex;
551 strlcpy(widthfile, "gfx/conchars.width", sizeof(widthfile));
554 dpsnprintf(widthfile, sizeof(widthfile), "%s.width", fnt->texpath);
556 // unspecified width == 1 (base width)
557 for(i = 1; i < 256; ++i)
558 fnt->width_of[i] = 1;
561 // FIXME load "name.width", if it fails, fill all with 1
562 if((widthbuf = (char *) FS_LoadFile(widthfile, tempmempool, true, &widthbufsize)))
564 float extraspacing = 0;
565 const char *p = widthbuf;
570 if(!COM_ParseToken_Simple(&p, false, false))
588 fnt->width_of[ch++] = atof(com_token) + extraspacing;
591 if(!strcmp(com_token, "extraspacing"))
593 if(!COM_ParseToken_Simple(&p, false, false))
595 extraspacing = atof(com_token);
597 else if(!strcmp(com_token, "scale"))
599 if(!COM_ParseToken_Simple(&p, false, false))
601 scale = atof(com_token);
605 Con_Printf("Warning: skipped unknown font property %s\n", com_token);
606 if(!COM_ParseToken_Simple(&p, false, false))
616 maxwidth = fnt->width_of[1];
617 for(i = 2; i < 256; ++i)
618 maxwidth = max(maxwidth, fnt->width_of[i]);
619 fnt->maxwidth = maxwidth;
621 // fix up maxwidth for overlap
622 fnt->maxwidth *= scale;
625 if(fnt == FONT_CONSOLE)
626 con_linewidth = -1; // rewrap console in next frame
629 static dp_font_t *FindFont(const char *title)
632 for(i = 0; i < MAX_FONTS; ++i)
633 if(!strcmp(dp_fonts[i].title, title))
638 static void LoadFont_f(void)
644 Con_Printf("Available font commands:\n");
645 for(i = 0; i < MAX_FONTS; ++i)
646 Con_Printf(" loadfont %s gfx/tgafile\n", dp_fonts[i].title);
649 f = FindFont(Cmd_Argv(1));
652 Con_Printf("font function not found\n");
655 LoadFont(true, (Cmd_Argc() < 3) ? "gfx/conchars" : Cmd_Argv(2), f);
663 static void gl_draw_start(void)
666 drawtexturepool = R_AllocTexturePool();
669 memset(cachepichash, 0, sizeof(cachepichash));
671 for(i = 0; i < MAX_FONTS; ++i)
672 LoadFont(false, va("gfx/font_%s", dp_fonts[i].title), &dp_fonts[i]);
674 // draw the loading screen so people have something to see in the newly opened window
675 SCR_UpdateLoadingScreen(true);
678 static void gl_draw_shutdown(void)
680 R_FreeTexturePool(&drawtexturepool);
683 memset(cachepichash, 0, sizeof(cachepichash));
686 static void gl_draw_newmap(void)
690 void GL_Draw_Init (void)
693 Cvar_RegisterVariable(&r_textshadow);
694 Cvar_RegisterVariable(&r_textbrightness);
695 Cvar_RegisterVariable(&r_textcontrast);
696 Cmd_AddCommand ("loadfont",LoadFont_f, "loadfont function tganame loads a font; example: loadfont console gfx/veramono; loadfont without arguments lists the available functions");
697 R_RegisterModule("GL_Draw", gl_draw_start, gl_draw_shutdown, gl_draw_newmap);
699 strlcpy(FONT_DEFAULT->title, "default", sizeof(FONT_DEFAULT->title));
700 strlcpy(FONT_DEFAULT->texpath, "gfx/conchars", sizeof(FONT_DEFAULT->texpath));
701 strlcpy(FONT_CONSOLE->title, "console", sizeof(FONT_CONSOLE->title));
702 strlcpy(FONT_SBAR->title, "sbar", sizeof(FONT_SBAR->title));
703 strlcpy(FONT_NOTIFY->title, "notify", sizeof(FONT_NOTIFY->title));
704 strlcpy(FONT_CHAT->title, "chat", sizeof(FONT_CHAT->title));
705 strlcpy(FONT_CENTERPRINT->title, "centerprint", sizeof(FONT_CENTERPRINT->title));
706 strlcpy(FONT_INFOBAR->title, "infobar", sizeof(FONT_INFOBAR->title));
707 strlcpy(FONT_MENU->title, "menu", sizeof(FONT_MENU->title));
708 for(i = 0, j = 0; i < MAX_USERFONTS; ++i)
709 if(!FONT_USER[i].title[0])
710 dpsnprintf(FONT_USER[i].title, sizeof(FONT_USER[i].title), "user%d", j++);
713 void _DrawQ_Setup(void)
715 r_viewport_t viewport;
716 if (r_refdef.draw2dstage)
718 r_refdef.draw2dstage = true;
720 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);
721 R_SetViewport(&viewport);
722 GL_ColorMask(r_refdef.view.colormask[0], r_refdef.view.colormask[1], r_refdef.view.colormask[2], 1);
723 qglDepthFunc(GL_LEQUAL);CHECKGLERROR
724 qglDisable(GL_POLYGON_OFFSET_FILL);CHECKGLERROR
725 GL_CullFace(GL_FRONT); // quake is backwards, this culls back faces
726 R_EntityMatrix(&identitymatrix);
730 GL_PolygonOffset(0, 0);
734 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
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();
768 height = pic->height;
769 R_SetupShader_Generic(Draw_GetPicTexture(pic), NULL, GL_MODULATE, 1);
770 R_Mesh_TexCoordPointer(0, 2, floats + 12, 0, 0);
773 floats[12] = 0.0f;floats[13] = 0.0f;
774 floats[14] = 1.0f;floats[15] = 0.0f;
775 floats[16] = 1.0f;floats[17] = 1.0f;
776 floats[18] = 0.0f;floats[19] = 1.0f;
778 // AK07: lets be texel correct on the corners
780 float horz_offset = 0.5f / pic->width;
781 float vert_offset = 0.5f / pic->height;
783 floats[12] = 0.0f + horz_offset;floats[13] = 0.0f + vert_offset;
784 floats[14] = 1.0f - horz_offset;floats[15] = 0.0f + vert_offset;
785 floats[16] = 1.0f - horz_offset;floats[17] = 1.0f - vert_offset;
786 floats[18] = 0.0f + horz_offset;floats[19] = 1.0f - vert_offset;
791 R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
793 floats[2] = floats[5] = floats[8] = floats[11] = 0;
794 floats[0] = floats[9] = x;
795 floats[1] = floats[4] = y;
796 floats[3] = floats[6] = x + width;
797 floats[7] = floats[10] = y + height;
799 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
802 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)
805 float af = DEG2RAD(-angle); // forward
806 float ar = DEG2RAD(-angle + 90); // right
807 float sinaf = sin(af);
808 float cosaf = cos(af);
809 float sinar = sin(ar);
810 float cosar = cos(ar);
812 _DrawQ_ProcessDrawFlag(flags);
813 GL_Color(red, green, blue, alpha);
815 R_Mesh_VertexPointer(floats, 0, 0);
816 R_Mesh_ColorPointer(NULL, 0, 0);
817 R_Mesh_ResetTextureState();
823 height = pic->height;
824 R_SetupShader_Generic(Draw_GetPicTexture(pic), NULL, GL_MODULATE, 1);
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 R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
835 floats[2] = floats[5] = floats[8] = floats[11] = 0;
838 floats[0] = x - cosaf*org_x - cosar*org_y;
839 floats[1] = y - sinaf*org_x - sinar*org_y;
842 floats[3] = x + cosaf*(width-org_x) - cosar*org_y;
843 floats[4] = y + sinaf*(width-org_x) - sinar*org_y;
846 floats[6] = x + cosaf*(width-org_x) + cosar*(height-org_y);
847 floats[7] = y + sinaf*(width-org_x) + sinar*(height-org_y);
850 floats[9] = x - cosaf*org_x + cosar*(height-org_y);
851 floats[10] = y - sinaf*org_x + sinar*(height-org_y);
853 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
856 void DrawQ_Fill(float x, float y, float width, float height, float red, float green, float blue, float alpha, int flags)
860 _DrawQ_ProcessDrawFlag(flags);
861 GL_Color(red, green, blue, alpha);
863 R_Mesh_VertexPointer(floats, 0, 0);
864 R_Mesh_ColorPointer(NULL, 0, 0);
865 R_Mesh_ResetTextureState();
866 R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
868 floats[2] = floats[5] = floats[8] = floats[11] = 0;
869 floats[0] = floats[9] = x;
870 floats[1] = floats[4] = y;
871 floats[3] = floats[6] = x + width;
872 floats[7] = floats[10] = y + height;
874 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
877 /// color tag printing
878 static const vec4_t string_colors[] =
881 // LordHavoc: why on earth is cyan before magenta in Quake3?
882 // LordHavoc: note: Doom3 uses white for [0] and [7]
883 {0.0, 0.0, 0.0, 1.0}, // black
884 {1.0, 0.0, 0.0, 1.0}, // red
885 {0.0, 1.0, 0.0, 1.0}, // green
886 {1.0, 1.0, 0.0, 1.0}, // yellow
887 {0.0, 0.0, 1.0, 1.0}, // blue
888 {0.0, 1.0, 1.0, 1.0}, // cyan
889 {1.0, 0.0, 1.0, 1.0}, // magenta
890 {1.0, 1.0, 1.0, 1.0}, // white
891 // [515]'s BX_COLOREDTEXT extension
892 {1.0, 1.0, 1.0, 0.5}, // half transparent
893 {0.5, 0.5, 0.5, 1.0} // half brightness
894 // Black's color table
895 //{1.0, 1.0, 1.0, 1.0},
896 //{1.0, 0.0, 0.0, 1.0},
897 //{0.0, 1.0, 0.0, 1.0},
898 //{0.0, 0.0, 1.0, 1.0},
899 //{1.0, 1.0, 0.0, 1.0},
900 //{0.0, 1.0, 1.0, 1.0},
901 //{1.0, 0.0, 1.0, 1.0},
902 //{0.1, 0.1, 0.1, 1.0}
905 #define STRING_COLORS_COUNT (sizeof(string_colors) / sizeof(vec4_t))
907 static void DrawQ_GetTextColor(float color[4], int colorindex, float r, float g, float b, float a, qboolean shadow)
909 float C = r_textcontrast.value;
910 float B = r_textbrightness.value;
911 if (colorindex & 0x10000) // that bit means RGB color
913 color[0] = ((colorindex >> 12) & 0xf) / 15.0;
914 color[1] = ((colorindex >> 8) & 0xf) / 15.0;
915 color[2] = ((colorindex >> 4) & 0xf) / 15.0;
916 color[3] = (colorindex & 0xf) / 15.0;
919 Vector4Copy(string_colors[colorindex], color);
920 Vector4Set(color, color[0] * r * C + B, color[1] * g * C + B, color[2] * b * C + B, color[3] * a);
923 float shadowalpha = (color[0]+color[1]+color[2]) * 0.8;
924 Vector4Set(color, 0, 0, 0, color[3] * bound(0, shadowalpha, 1));
928 float DrawQ_TextWidth_Font_UntilWidth_TrackColors(const char *text, size_t *maxlen, int *outcolor, qboolean ignorecolorcodes, const dp_font_t *fnt, float maxwidth)
930 int num, colorindex = STRING_COLOR_DEFAULT;
939 if (!outcolor || *outcolor == -1)
940 colorindex = STRING_COLOR_DEFAULT;
942 colorindex = *outcolor;
944 maxwidth /= fnt->scale;
946 for (i = 0;i < *maxlen && text[i];i++)
950 if(x + fnt->width_of[(int) ' '] > maxwidth)
951 break; // oops, can't draw this
952 x += fnt->width_of[(int) ' '];
955 if (text[i] == STRING_COLOR_TAG && !ignorecolorcodes && i + 1 < *maxlen)
958 if (ch <= '9' && ch >= '0') // ^[0-9] found
960 colorindex = ch - '0';
963 else if (ch == STRING_COLOR_RGB_TAG_CHAR && i + 3 < *maxlen ) // ^x found
965 // building colorindex...
966 ch = tolower(text[i+1]);
967 tempcolorindex = 0x10000; // binary: 1,0000,0000,0000,0000
968 if (ch <= '9' && ch >= '0') tempcolorindex |= (ch - '0') << 12;
969 else if (ch >= 'a' && ch <= 'f') tempcolorindex |= (ch - 87) << 12;
970 else tempcolorindex = 0;
973 ch = tolower(text[i+2]);
974 if (ch <= '9' && ch >= '0') tempcolorindex |= (ch - '0') << 8;
975 else if (ch >= 'a' && ch <= 'f') tempcolorindex |= (ch - 87) << 8;
976 else tempcolorindex = 0;
979 ch = tolower(text[i+3]);
980 if (ch <= '9' && ch >= '0') tempcolorindex |= (ch - '0') << 4;
981 else if (ch >= 'a' && ch <= 'f') tempcolorindex |= (ch - 87) << 4;
982 else tempcolorindex = 0;
985 colorindex = tempcolorindex | 0xf;
986 // ...done! now colorindex has rgba codes (1,rrrr,gggg,bbbb,aaaa)
993 else if (ch == STRING_COLOR_TAG) // ^^ found, ignore the first ^ and go to print the second
997 num = (unsigned char) text[i];
998 if(x + fnt->width_of[num] > maxwidth)
999 break; // oops, can't draw this
1000 x += fnt->width_of[num];
1006 *outcolor = colorindex;
1008 return x * fnt->scale;
1011 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)
1013 int num, shadow, colorindex = STRING_COLOR_DEFAULT;
1015 float x = startx, y, s, t, u, v, thisw;
1016 float *av, *at, *ac;
1019 static float vertex3f[QUADELEMENTS_MAXQUADS*4*3];
1020 static float texcoord2f[QUADELEMENTS_MAXQUADS*4*2];
1021 static float color4f[QUADELEMENTS_MAXQUADS*4*4];
1026 tw = R_TextureWidth(fnt->tex);
1027 th = R_TextureHeight(fnt->tex);
1029 starty -= (fnt->scale - 1) * h * 0.5; // center
1036 _DrawQ_ProcessDrawFlag(flags);
1038 R_Mesh_ColorPointer(color4f, 0, 0);
1039 R_Mesh_ResetTextureState();
1040 R_Mesh_TexCoordPointer(0, 2, texcoord2f, 0, 0);
1041 R_Mesh_VertexPointer(vertex3f, 0, 0);
1042 R_SetupShader_Generic(fnt->tex, NULL, GL_MODULATE, 1);
1049 for (shadow = r_textshadow.value != 0 && basealpha > 0;shadow >= 0;shadow--)
1051 if (!outcolor || *outcolor == -1)
1052 colorindex = STRING_COLOR_DEFAULT;
1054 colorindex = *outcolor;
1056 DrawQ_GetTextColor(color, colorindex, basered, basegreen, baseblue, basealpha, shadow != 0);
1062 x += r_textshadow.value;
1063 y += r_textshadow.value;
1065 for (i = 0;i < maxlen && text[i];i++)
1069 x += fnt->width_of[(int) ' '] * w;
1072 if (text[i] == STRING_COLOR_TAG && !ignorecolorcodes && i + 1 < maxlen)
1075 if (ch <= '9' && ch >= '0') // ^[0-9] found
1077 colorindex = ch - '0';
1078 DrawQ_GetTextColor(color, colorindex, basered, basegreen, baseblue, basealpha, shadow != 0);
1081 else if (ch == STRING_COLOR_RGB_TAG_CHAR && i+3 < maxlen ) // ^x found
1083 // building colorindex...
1084 ch = tolower(text[i+1]);
1085 tempcolorindex = 0x10000; // binary: 1,0000,0000,0000,0000
1086 if (ch <= '9' && ch >= '0') tempcolorindex |= (ch - '0') << 12;
1087 else if (ch >= 'a' && ch <= 'f') tempcolorindex |= (ch - 87) << 12;
1088 else tempcolorindex = 0;
1091 ch = tolower(text[i+2]);
1092 if (ch <= '9' && ch >= '0') tempcolorindex |= (ch - '0') << 8;
1093 else if (ch >= 'a' && ch <= 'f') tempcolorindex |= (ch - 87) << 8;
1094 else tempcolorindex = 0;
1097 ch = tolower(text[i+3]);
1098 if (ch <= '9' && ch >= '0') tempcolorindex |= (ch - '0') << 4;
1099 else if (ch >= 'a' && ch <= 'f') tempcolorindex |= (ch - 87) << 4;
1100 else tempcolorindex = 0;
1103 colorindex = tempcolorindex | 0xf;
1104 // ...done! now colorindex has rgba codes (1,rrrr,gggg,bbbb,aaaa)
1105 //Con_Printf("^1colorindex:^7 %x\n", colorindex);
1106 DrawQ_GetTextColor(color, colorindex, basered, basegreen, baseblue, basealpha, shadow != 0);
1113 else if (ch == STRING_COLOR_TAG)
1117 num = (unsigned char) text[i];
1118 thisw = fnt->width_of[num];
1119 // FIXME make these smaller to just include the occupied part of the character for slightly faster rendering
1120 s = (num & 15)*0.0625f + (0.5f / tw);
1121 t = (num >> 4)*0.0625f + (0.5f / th);
1122 u = 0.0625f * thisw - (1.0f / tw);
1123 v = 0.0625f - (1.0f / th);
1124 ac[ 0] = color[0];ac[ 1] = color[1];ac[ 2] = color[2];ac[ 3] = color[3];
1125 ac[ 4] = color[0];ac[ 5] = color[1];ac[ 6] = color[2];ac[ 7] = color[3];
1126 ac[ 8] = color[0];ac[ 9] = color[1];ac[10] = color[2];ac[11] = color[3];
1127 ac[12] = color[0];ac[13] = color[1];ac[14] = color[2];ac[15] = color[3];
1128 at[ 0] = s ; at[ 1] = t ;
1129 at[ 2] = s+u ; at[ 3] = t ;
1130 at[ 4] = s+u ; at[ 5] = t+v ;
1131 at[ 6] = s ; at[ 7] = t+v ;
1132 av[ 0] = x ; av[ 1] = y ; av[ 2] = 10;
1133 av[ 3] = x+w*thisw ; av[ 4] = y ; av[ 5] = 10;
1134 av[ 6] = x+w*thisw ; av[ 7] = y+h ; av[ 8] = 10;
1135 av[ 9] = x ; av[10] = y+h ; av[11] = 10;
1140 if (batchcount >= QUADELEMENTS_MAXQUADS)
1142 GL_LockArrays(0, batchcount * 4);
1143 R_Mesh_Draw(0, batchcount * 4, 0, batchcount * 2, quadelement3i, quadelement3s, 0, 0);
1144 GL_LockArrays(0, 0);
1155 GL_LockArrays(0, batchcount * 4);
1156 R_Mesh_Draw(0, batchcount * 4, 0, batchcount * 2, quadelement3i, quadelement3s, 0, 0);
1157 GL_LockArrays(0, 0);
1161 *outcolor = colorindex;
1163 // note: this relies on the proper text (not shadow) being drawn last
1167 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)
1169 return DrawQ_String_Font(startx, starty, text, maxlen, w, h, basered, basegreen, baseblue, basealpha, flags, outcolor, ignorecolorcodes, &dp_fonts[0]);
1172 float DrawQ_TextWidth_Font(const char *text, size_t maxlen, qboolean ignorecolorcodes, const dp_font_t *fnt)
1174 return DrawQ_TextWidth_Font_UntilWidth(text, &maxlen, ignorecolorcodes, fnt, 1000000000);
1177 float DrawQ_TextWidth_Font_UntilWidth(const char *text, size_t *maxlen, qboolean ignorecolorcodes, const dp_font_t *fnt, float maxWidth)
1179 return DrawQ_TextWidth_Font_UntilWidth_TrackColors(text, maxlen, NULL, ignorecolorcodes, fnt, maxWidth);
1184 // no ^xrgb management
1185 static int DrawQ_BuildColoredText(char *output2c, size_t maxoutchars, const char *text, int maxreadchars, qboolean ignorecolorcodes, int *outcolor)
1187 int color, numchars = 0;
1188 char *outputend2c = output2c + maxoutchars - 2;
1189 if (!outcolor || *outcolor == -1)
1190 color = STRING_COLOR_DEFAULT;
1194 maxreadchars = 1<<30;
1195 textend = text + maxreadchars;
1196 while (text != textend && *text)
1198 if (*text == STRING_COLOR_TAG && !ignorecolorcodes && text + 1 != textend)
1200 if (text[1] == STRING_COLOR_TAG)
1202 else if (text[1] >= '0' && text[1] <= '9')
1204 color = text[1] - '0';
1209 if (output2c >= outputend2c)
1211 *output2c++ = *text++;
1212 *output2c++ = color;
1215 output2c[0] = output2c[1] = 0;
1222 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)
1226 _DrawQ_ProcessDrawFlag(flags);
1228 R_Mesh_VertexPointer(floats, 0, 0);
1229 R_Mesh_ColorPointer(floats + 20, 0, 0);
1230 R_Mesh_ResetTextureState();
1236 height = pic->height;
1237 R_SetupShader_Generic(Draw_GetPicTexture(pic), NULL, GL_MODULATE, 1);
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 R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
1247 floats[2] = floats[5] = floats[8] = floats[11] = 0;
1248 floats[0] = floats[9] = x;
1249 floats[1] = floats[4] = y;
1250 floats[3] = floats[6] = x + width;
1251 floats[7] = floats[10] = y + height;
1252 floats[20] = r1;floats[21] = g1;floats[22] = b1;floats[23] = a1;
1253 floats[24] = r2;floats[25] = g2;floats[26] = b2;floats[27] = a2;
1254 floats[28] = r4;floats[29] = g4;floats[30] = b4;floats[31] = a4;
1255 floats[32] = r3;floats[33] = g3;floats[34] = b3;floats[35] = a3;
1257 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
1260 void DrawQ_Mesh (drawqueuemesh_t *mesh, int flags)
1262 _DrawQ_ProcessDrawFlag(flags);
1264 R_Mesh_VertexPointer(mesh->data_vertex3f, 0, 0);
1265 R_Mesh_ColorPointer(mesh->data_color4f, 0, 0);
1266 R_Mesh_ResetTextureState();
1267 R_Mesh_TexCoordPointer(0, 2, mesh->data_texcoord2f, 0, 0);
1268 R_SetupShader_Generic(mesh->texture, NULL, GL_MODULATE, 1);
1270 GL_LockArrays(0, mesh->num_vertices);
1271 R_Mesh_Draw(0, mesh->num_vertices, 0, mesh->num_triangles, mesh->data_element3i, mesh->data_element3s, 0, 0);
1272 GL_LockArrays(0, 0);
1275 void DrawQ_LineLoop (drawqueuemesh_t *mesh, int flags)
1279 _DrawQ_ProcessDrawFlag(flags);
1283 qglBegin(GL_LINE_LOOP);
1284 for (num = 0;num < mesh->num_vertices;num++)
1286 if (mesh->data_color4f)
1287 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]);
1288 qglVertex2f(mesh->data_vertex3f[num*3+0], mesh->data_vertex3f[num*3+1]);
1294 //[515]: this is old, delete
1295 void DrawQ_Line (float width, float x1, float y1, float x2, float y2, float r, float g, float b, float alpha, int flags)
1297 _DrawQ_ProcessDrawFlag(flags);
1299 R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
1302 //qglLineWidth(width);CHECKGLERROR
1304 GL_Color(r,g,b,alpha);
1307 qglVertex2f(x1, y1);
1308 qglVertex2f(x2, y2);
1313 void DrawQ_SetClipArea(float x, float y, float width, float height)
1318 // We have to convert the con coords into real coords
1319 // OGL uses top to bottom
1320 ix = (int)(0.5 + x * ((float)vid.width / vid_conwidth.integer));
1321 iy = (int)(0.5 + y * ((float) vid.height / vid_conheight.integer));
1322 iw = (int)(width * ((float)vid.width / vid_conwidth.integer));
1323 ih = (int)(height * ((float)vid.height / vid_conheight.integer));
1324 GL_Scissor(ix, vid.height - iy - ih, iw, ih);
1326 GL_ScissorTest(true);
1329 void DrawQ_ResetClipArea(void)
1332 GL_ScissorTest(false);
1335 void DrawQ_Finish(void)
1337 r_refdef.draw2dstage = false;
1340 static float blendvertex3f[9] = {-5000, -5000, 10, 10000, -5000, 10, -5000, 10000, 10};
1341 void R_DrawGamma(void)
1344 switch(vid.renderpath)
1346 case RENDERPATH_GL20:
1347 case RENDERPATH_CGGL:
1348 if (vid_usinghwgamma || v_glslgamma.integer)
1351 case RENDERPATH_GL13:
1352 case RENDERPATH_GL11:
1353 if (vid_usinghwgamma)
1357 // all the blends ignore depth
1358 R_Mesh_VertexPointer(blendvertex3f, 0, 0);
1359 R_Mesh_ColorPointer(NULL, 0, 0);
1360 R_Mesh_ResetTextureState();
1361 R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
1363 GL_DepthRange(0, 1);
1364 GL_PolygonOffset(0, 0);
1365 GL_DepthTest(false);
1366 if (v_color_enable.integer)
1368 c[0] = v_color_white_r.value;
1369 c[1] = v_color_white_g.value;
1370 c[2] = v_color_white_b.value;
1373 c[0] = c[1] = c[2] = v_contrast.value;
1374 if (c[0] >= 1.01f || c[1] >= 1.01f || c[2] >= 1.01f)
1376 GL_BlendFunc(GL_DST_COLOR, GL_ONE);
1377 while (c[0] >= 1.01f || c[1] >= 1.01f || c[2] >= 1.01f)
1379 GL_Color(bound(0, c[0] - 1, 1), bound(0, c[1] - 1, 1), bound(0, c[2] - 1, 1), 1);
1380 R_Mesh_Draw(0, 3, 0, 1, polygonelement3i, polygonelement3s, 0, 0);
1381 VectorScale(c, 0.5, c);
1384 if (v_color_enable.integer)
1386 c[0] = v_color_black_r.value;
1387 c[1] = v_color_black_g.value;
1388 c[2] = v_color_black_b.value;
1391 c[0] = c[1] = c[2] = v_brightness.value;
1392 if (c[0] >= 0.01f || c[1] >= 0.01f || c[2] >= 0.01f)
1394 GL_BlendFunc(GL_ONE, GL_ONE);
1395 GL_Color(c[0], c[1], c[2], 1);
1396 R_Mesh_Draw(0, 3, 0, 1, polygonelement3i, polygonelement3s, 0, 0);