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);
529 extern int con_linewidth; // to force rewrapping
530 static void LoadFont(qboolean override, const char *name, dp_font_t *fnt)
533 float maxwidth, scale;
534 char widthfile[MAX_QPATH];
536 fs_offset_t widthbufsize;
538 if(override || !fnt->texpath[0])
539 strlcpy(fnt->texpath, name, sizeof(fnt->texpath));
541 if(drawtexturepool == NULL)
542 return; // before gl_draw_start, so will be loaded later
544 fnt->tex = Draw_CachePic_Flags(fnt->texpath, CACHEPICFLAG_QUIET | CACHEPICFLAG_NOCOMPRESSION)->tex;
545 if(fnt->tex == r_texture_notexture)
547 fnt->tex = Draw_CachePic_Flags("gfx/conchars", CACHEPICFLAG_NOCOMPRESSION)->tex;
548 strlcpy(widthfile, "gfx/conchars.width", sizeof(widthfile));
551 dpsnprintf(widthfile, sizeof(widthfile), "%s.width", fnt->texpath);
553 // unspecified width == 1 (base width)
554 for(i = 1; i < 256; ++i)
555 fnt->width_of[i] = 1;
558 // FIXME load "name.width", if it fails, fill all with 1
559 if((widthbuf = (char *) FS_LoadFile(widthfile, tempmempool, true, &widthbufsize)))
561 float extraspacing = 0;
562 const char *p = widthbuf;
567 if(!COM_ParseToken_Simple(&p, false, false))
585 fnt->width_of[ch++] = atof(com_token) + extraspacing;
588 if(!strcmp(com_token, "extraspacing"))
590 if(!COM_ParseToken_Simple(&p, false, false))
592 extraspacing = atof(com_token);
594 else if(!strcmp(com_token, "scale"))
596 if(!COM_ParseToken_Simple(&p, false, false))
598 scale = atof(com_token);
602 Con_Printf("Warning: skipped unknown font property %s\n", com_token);
603 if(!COM_ParseToken_Simple(&p, false, false))
613 maxwidth = fnt->width_of[1];
614 for(i = 2; i < 256; ++i)
615 maxwidth = max(maxwidth, fnt->width_of[i]);
616 fnt->maxwidth = maxwidth;
618 // fix up maxwidth for overlap
619 fnt->maxwidth *= scale;
622 if(fnt == FONT_CONSOLE)
623 con_linewidth = -1; // rewrap console in next frame
626 static dp_font_t *FindFont(const char *title)
629 for(i = 0; i < MAX_FONTS; ++i)
630 if(!strcmp(dp_fonts[i].title, title))
635 static void LoadFont_f(void)
641 Con_Printf("Available font commands:\n");
642 for(i = 0; i < MAX_FONTS; ++i)
643 Con_Printf(" loadfont %s gfx/tgafile\n", dp_fonts[i].title);
646 f = FindFont(Cmd_Argv(1));
649 Con_Printf("font function not found\n");
652 LoadFont(true, (Cmd_Argc() < 3) ? "gfx/conchars" : Cmd_Argv(2), f);
660 static void gl_draw_start(void)
663 drawtexturepool = R_AllocTexturePool();
666 memset(cachepichash, 0, sizeof(cachepichash));
668 for(i = 0; i < MAX_FONTS; ++i)
669 LoadFont(false, va("gfx/font_%s", dp_fonts[i].title), &dp_fonts[i]);
671 // draw the loading screen so people have something to see in the newly opened window
672 SCR_UpdateLoadingScreen(true);
675 static void gl_draw_shutdown(void)
677 R_FreeTexturePool(&drawtexturepool);
680 memset(cachepichash, 0, sizeof(cachepichash));
683 static void gl_draw_newmap(void)
687 void GL_Draw_Init (void)
690 Cvar_RegisterVariable(&r_textshadow);
691 Cvar_RegisterVariable(&r_textbrightness);
692 Cvar_RegisterVariable(&r_textcontrast);
693 Cmd_AddCommand ("loadfont",LoadFont_f, "loadfont function tganame loads a font; example: loadfont console gfx/veramono; loadfont without arguments lists the available functions");
694 R_RegisterModule("GL_Draw", gl_draw_start, gl_draw_shutdown, gl_draw_newmap);
696 strlcpy(FONT_DEFAULT->title, "default", sizeof(FONT_DEFAULT->title));
697 strlcpy(FONT_DEFAULT->texpath, "gfx/conchars", sizeof(FONT_DEFAULT->texpath));
698 strlcpy(FONT_CONSOLE->title, "console", sizeof(FONT_CONSOLE->title));
699 strlcpy(FONT_SBAR->title, "sbar", sizeof(FONT_SBAR->title));
700 strlcpy(FONT_NOTIFY->title, "notify", sizeof(FONT_NOTIFY->title));
701 strlcpy(FONT_CHAT->title, "chat", sizeof(FONT_CHAT->title));
702 strlcpy(FONT_CENTERPRINT->title, "centerprint", sizeof(FONT_CENTERPRINT->title));
703 strlcpy(FONT_INFOBAR->title, "infobar", sizeof(FONT_INFOBAR->title));
704 strlcpy(FONT_MENU->title, "menu", sizeof(FONT_MENU->title));
705 for(i = 0, j = 0; i < MAX_USERFONTS; ++i)
706 if(!FONT_USER[i].title[0])
707 dpsnprintf(FONT_USER[i].title, sizeof(FONT_USER[i].title), "user%d", j++);
710 void _DrawQ_Setup(void)
712 r_viewport_t viewport;
713 if (r_refdef.draw2dstage)
715 r_refdef.draw2dstage = true;
717 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);
718 R_SetViewport(&viewport);
719 GL_ColorMask(r_refdef.view.colormask[0], r_refdef.view.colormask[1], r_refdef.view.colormask[2], 1);
720 qglDepthFunc(GL_LEQUAL);CHECKGLERROR
721 qglDisable(GL_POLYGON_OFFSET_FILL);CHECKGLERROR
722 GL_CullFace(GL_FRONT); // quake is backwards, this culls back faces
723 R_Mesh_Matrix(&identitymatrix);
727 GL_PolygonOffset(0, 0);
731 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
733 R_SetupGenericShader(true);
736 static void _DrawQ_ProcessDrawFlag(int flags)
740 if(flags == DRAWFLAG_ADDITIVE)
741 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
742 else if(flags == DRAWFLAG_MODULATE)
743 GL_BlendFunc(GL_DST_COLOR, GL_ZERO);
744 else if(flags == DRAWFLAG_2XMODULATE)
745 GL_BlendFunc(GL_DST_COLOR,GL_SRC_COLOR);
746 else if(flags == DRAWFLAG_SCREEN)
747 GL_BlendFunc(GL_ONE_MINUS_DST_COLOR,GL_ONE);
749 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
752 void DrawQ_Pic(float x, float y, cachepic_t *pic, float width, float height, float red, float green, float blue, float alpha, int flags)
756 _DrawQ_ProcessDrawFlag(flags);
757 GL_Color(red, green, blue, alpha);
759 R_Mesh_VertexPointer(floats, 0, 0);
760 R_Mesh_ColorPointer(NULL, 0, 0);
761 R_Mesh_ResetTextureState();
762 R_SetupGenericShader(pic != NULL);
768 height = pic->height;
769 R_Mesh_TexBind(0, R_GetTexture(Draw_GetPicTexture(pic)));
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 floats[2] = floats[5] = floats[8] = floats[11] = 0;
792 floats[0] = floats[9] = x;
793 floats[1] = floats[4] = y;
794 floats[3] = floats[6] = x + width;
795 floats[7] = floats[10] = y + height;
797 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
800 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)
803 float af = DEG2RAD(-angle); // forward
804 float ar = DEG2RAD(-angle + 90); // right
805 float sinaf = sin(af);
806 float cosaf = cos(af);
807 float sinar = sin(ar);
808 float cosar = cos(ar);
810 _DrawQ_ProcessDrawFlag(flags);
811 GL_Color(red, green, blue, alpha);
813 R_Mesh_VertexPointer(floats, 0, 0);
814 R_Mesh_ColorPointer(NULL, 0, 0);
815 R_Mesh_ResetTextureState();
816 R_SetupGenericShader(pic != NULL);
822 height = pic->height;
823 R_Mesh_TexBind(0, R_GetTexture(Draw_GetPicTexture(pic)));
824 R_Mesh_TexCoordPointer(0, 2, floats + 12, 0, 0);
826 floats[12] = 0.0f;floats[13] = 0.0f;
827 floats[14] = 1.0f;floats[15] = 0.0f;
828 floats[16] = 1.0f;floats[17] = 1.0f;
829 floats[18] = 0.0f;floats[19] = 1.0f;
832 floats[2] = floats[5] = floats[8] = floats[11] = 0;
835 floats[0] = x - cosaf*org_x - cosar*org_y;
836 floats[1] = y - sinaf*org_x - sinar*org_y;
839 floats[3] = x + cosaf*(width-org_x) - cosar*org_y;
840 floats[4] = y + sinaf*(width-org_x) - sinar*org_y;
843 floats[6] = x + cosaf*(width-org_x) + cosar*(height-org_y);
844 floats[7] = y + sinaf*(width-org_x) + sinar*(height-org_y);
847 floats[9] = x - cosaf*org_x + cosar*(height-org_y);
848 floats[10] = y - sinaf*org_x + sinar*(height-org_y);
850 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
853 void DrawQ_Fill(float x, float y, float width, float height, float red, float green, float blue, float alpha, int flags)
857 _DrawQ_ProcessDrawFlag(flags);
858 GL_Color(red, green, blue, alpha);
860 R_Mesh_VertexPointer(floats, 0, 0);
861 R_Mesh_ColorPointer(NULL, 0, 0);
862 R_Mesh_ResetTextureState();
863 R_SetupGenericShader(false);
865 floats[2] = floats[5] = floats[8] = floats[11] = 0;
866 floats[0] = floats[9] = x;
867 floats[1] = floats[4] = y;
868 floats[3] = floats[6] = x + width;
869 floats[7] = floats[10] = y + height;
871 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
874 /// color tag printing
875 static const vec4_t string_colors[] =
878 // LordHavoc: why on earth is cyan before magenta in Quake3?
879 // LordHavoc: note: Doom3 uses white for [0] and [7]
880 {0.0, 0.0, 0.0, 1.0}, // black
881 {1.0, 0.0, 0.0, 1.0}, // red
882 {0.0, 1.0, 0.0, 1.0}, // green
883 {1.0, 1.0, 0.0, 1.0}, // yellow
884 {0.0, 0.0, 1.0, 1.0}, // blue
885 {0.0, 1.0, 1.0, 1.0}, // cyan
886 {1.0, 0.0, 1.0, 1.0}, // magenta
887 {1.0, 1.0, 1.0, 1.0}, // white
888 // [515]'s BX_COLOREDTEXT extension
889 {1.0, 1.0, 1.0, 0.5}, // half transparent
890 {0.5, 0.5, 0.5, 1.0} // half brightness
891 // Black's color table
892 //{1.0, 1.0, 1.0, 1.0},
893 //{1.0, 0.0, 0.0, 1.0},
894 //{0.0, 1.0, 0.0, 1.0},
895 //{0.0, 0.0, 1.0, 1.0},
896 //{1.0, 1.0, 0.0, 1.0},
897 //{0.0, 1.0, 1.0, 1.0},
898 //{1.0, 0.0, 1.0, 1.0},
899 //{0.1, 0.1, 0.1, 1.0}
902 #define STRING_COLORS_COUNT (sizeof(string_colors) / sizeof(vec4_t))
904 static void DrawQ_GetTextColor(float color[4], int colorindex, float r, float g, float b, float a, qboolean shadow)
906 float C = r_textcontrast.value;
907 float B = r_textbrightness.value;
908 if (colorindex & 0x10000) // that bit means RGB color
910 color[0] = ((colorindex >> 12) & 0xf) / 15.0;
911 color[1] = ((colorindex >> 8) & 0xf) / 15.0;
912 color[2] = ((colorindex >> 4) & 0xf) / 15.0;
913 color[3] = (colorindex & 0xf) / 15.0;
916 Vector4Copy(string_colors[colorindex], color);
917 Vector4Set(color, color[0] * r * C + B, color[1] * g * C + B, color[2] * b * C + B, color[3] * a);
920 float shadowalpha = (color[0]+color[1]+color[2]) * 0.8;
921 Vector4Set(color, 0, 0, 0, color[3] * bound(0, shadowalpha, 1));
925 float DrawQ_TextWidth_Font_UntilWidth_TrackColors(const char *text, size_t *maxlen, int *outcolor, qboolean ignorecolorcodes, const dp_font_t *fnt, float maxwidth)
927 int num, colorindex = STRING_COLOR_DEFAULT;
936 if (!outcolor || *outcolor == -1)
937 colorindex = STRING_COLOR_DEFAULT;
939 colorindex = *outcolor;
941 maxwidth /= fnt->scale;
943 for (i = 0;i < *maxlen && text[i];i++)
947 if(x + fnt->width_of[(int) ' '] > maxwidth)
948 break; // oops, can't draw this
949 x += fnt->width_of[(int) ' '];
952 if (text[i] == STRING_COLOR_TAG && !ignorecolorcodes && i + 1 < *maxlen)
955 if (ch <= '9' && ch >= '0') // ^[0-9] found
957 colorindex = ch - '0';
960 else if (ch == STRING_COLOR_RGB_TAG_CHAR && i + 3 < *maxlen ) // ^x found
962 // building colorindex...
963 ch = tolower(text[i+1]);
964 tempcolorindex = 0x10000; // binary: 1,0000,0000,0000,0000
965 if (ch <= '9' && ch >= '0') tempcolorindex |= (ch - '0') << 12;
966 else if (ch >= 'a' && ch <= 'f') tempcolorindex |= (ch - 87) << 12;
967 else tempcolorindex = 0;
970 ch = tolower(text[i+2]);
971 if (ch <= '9' && ch >= '0') tempcolorindex |= (ch - '0') << 8;
972 else if (ch >= 'a' && ch <= 'f') tempcolorindex |= (ch - 87) << 8;
973 else tempcolorindex = 0;
976 ch = tolower(text[i+3]);
977 if (ch <= '9' && ch >= '0') tempcolorindex |= (ch - '0') << 4;
978 else if (ch >= 'a' && ch <= 'f') tempcolorindex |= (ch - 87) << 4;
979 else tempcolorindex = 0;
982 colorindex = tempcolorindex | 0xf;
983 // ...done! now colorindex has rgba codes (1,rrrr,gggg,bbbb,aaaa)
990 else if (ch == STRING_COLOR_TAG) // ^^ found, ignore the first ^ and go to print the second
994 num = (unsigned char) text[i];
995 if(x + fnt->width_of[num] > maxwidth)
996 break; // oops, can't draw this
997 x += fnt->width_of[num];
1003 *outcolor = colorindex;
1005 return x * fnt->scale;
1008 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)
1010 int num, shadow, colorindex = STRING_COLOR_DEFAULT;
1012 float x = startx, y, s, t, u, v, thisw;
1013 float *av, *at, *ac;
1016 float vertex3f[QUADELEMENTS_MAXQUADS*4*3];
1017 float texcoord2f[QUADELEMENTS_MAXQUADS*4*2];
1018 float color4f[QUADELEMENTS_MAXQUADS*4*4];
1023 tw = R_TextureWidth(fnt->tex);
1024 th = R_TextureHeight(fnt->tex);
1026 starty -= (fnt->scale - 1) * h * 0.5; // center
1033 _DrawQ_ProcessDrawFlag(flags);
1035 R_Mesh_ColorPointer(color4f, 0, 0);
1036 R_Mesh_ResetTextureState();
1037 R_Mesh_TexBind(0, R_GetTexture(fnt->tex));
1038 R_Mesh_TexCoordPointer(0, 2, texcoord2f, 0, 0);
1039 R_Mesh_VertexPointer(vertex3f, 0, 0);
1040 R_SetupGenericShader(true);
1047 for (shadow = r_textshadow.value != 0 && basealpha > 0;shadow >= 0;shadow--)
1049 if (!outcolor || *outcolor == -1)
1050 colorindex = STRING_COLOR_DEFAULT;
1052 colorindex = *outcolor;
1054 DrawQ_GetTextColor(color, colorindex, basered, basegreen, baseblue, basealpha, shadow != 0);
1060 x += r_textshadow.value;
1061 y += r_textshadow.value;
1063 for (i = 0;i < maxlen && text[i];i++)
1067 x += fnt->width_of[(int) ' '] * w;
1070 if (text[i] == STRING_COLOR_TAG && !ignorecolorcodes && i + 1 < maxlen)
1073 if (ch <= '9' && ch >= '0') // ^[0-9] found
1075 colorindex = ch - '0';
1076 DrawQ_GetTextColor(color, colorindex, basered, basegreen, baseblue, basealpha, shadow != 0);
1079 else if (ch == STRING_COLOR_RGB_TAG_CHAR && i+3 < maxlen ) // ^x found
1081 // building colorindex...
1082 ch = tolower(text[i+1]);
1083 tempcolorindex = 0x10000; // binary: 1,0000,0000,0000,0000
1084 if (ch <= '9' && ch >= '0') tempcolorindex |= (ch - '0') << 12;
1085 else if (ch >= 'a' && ch <= 'f') tempcolorindex |= (ch - 87) << 12;
1086 else tempcolorindex = 0;
1089 ch = tolower(text[i+2]);
1090 if (ch <= '9' && ch >= '0') tempcolorindex |= (ch - '0') << 8;
1091 else if (ch >= 'a' && ch <= 'f') tempcolorindex |= (ch - 87) << 8;
1092 else tempcolorindex = 0;
1095 ch = tolower(text[i+3]);
1096 if (ch <= '9' && ch >= '0') tempcolorindex |= (ch - '0') << 4;
1097 else if (ch >= 'a' && ch <= 'f') tempcolorindex |= (ch - 87) << 4;
1098 else tempcolorindex = 0;
1101 colorindex = tempcolorindex | 0xf;
1102 // ...done! now colorindex has rgba codes (1,rrrr,gggg,bbbb,aaaa)
1103 //Con_Printf("^1colorindex:^7 %x\n", colorindex);
1104 DrawQ_GetTextColor(color, colorindex, basered, basegreen, baseblue, basealpha, shadow != 0);
1111 else if (ch == STRING_COLOR_TAG)
1115 num = (unsigned char) text[i];
1116 thisw = fnt->width_of[num];
1117 // FIXME make these smaller to just include the occupied part of the character for slightly faster rendering
1118 s = (num & 15)*0.0625f + (0.5f / tw);
1119 t = (num >> 4)*0.0625f + (0.5f / th);
1120 u = 0.0625f * thisw - (1.0f / tw);
1121 v = 0.0625f - (1.0f / th);
1122 ac[ 0] = color[0];ac[ 1] = color[1];ac[ 2] = color[2];ac[ 3] = color[3];
1123 ac[ 4] = color[0];ac[ 5] = color[1];ac[ 6] = color[2];ac[ 7] = color[3];
1124 ac[ 8] = color[0];ac[ 9] = color[1];ac[10] = color[2];ac[11] = color[3];
1125 ac[12] = color[0];ac[13] = color[1];ac[14] = color[2];ac[15] = color[3];
1126 at[ 0] = s ; at[ 1] = t ;
1127 at[ 2] = s+u ; at[ 3] = t ;
1128 at[ 4] = s+u ; at[ 5] = t+v ;
1129 at[ 6] = s ; at[ 7] = t+v ;
1130 av[ 0] = x ; av[ 1] = y ; av[ 2] = 10;
1131 av[ 3] = x+w*thisw ; av[ 4] = y ; av[ 5] = 10;
1132 av[ 6] = x+w*thisw ; av[ 7] = y+h ; av[ 8] = 10;
1133 av[ 9] = x ; av[10] = y+h ; av[11] = 10;
1138 if (batchcount >= QUADELEMENTS_MAXQUADS)
1140 GL_LockArrays(0, batchcount * 4);
1141 R_Mesh_Draw(0, batchcount * 4, 0, batchcount * 2, quadelement3i, quadelement3s, 0, 0);
1142 GL_LockArrays(0, 0);
1153 GL_LockArrays(0, batchcount * 4);
1154 R_Mesh_Draw(0, batchcount * 4, 0, batchcount * 2, quadelement3i, quadelement3s, 0, 0);
1155 GL_LockArrays(0, 0);
1159 *outcolor = colorindex;
1161 // note: this relies on the proper text (not shadow) being drawn last
1165 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)
1167 return DrawQ_String_Font(startx, starty, text, maxlen, w, h, basered, basegreen, baseblue, basealpha, flags, outcolor, ignorecolorcodes, &dp_fonts[0]);
1170 float DrawQ_TextWidth_Font(const char *text, size_t maxlen, qboolean ignorecolorcodes, const dp_font_t *fnt)
1172 return DrawQ_TextWidth_Font_UntilWidth(text, &maxlen, ignorecolorcodes, fnt, 1000000000);
1175 float DrawQ_TextWidth_Font_UntilWidth(const char *text, size_t *maxlen, qboolean ignorecolorcodes, const dp_font_t *fnt, float maxWidth)
1177 return DrawQ_TextWidth_Font_UntilWidth_TrackColors(text, maxlen, NULL, ignorecolorcodes, fnt, maxWidth);
1182 // no ^xrgb management
1183 static int DrawQ_BuildColoredText(char *output2c, size_t maxoutchars, const char *text, int maxreadchars, qboolean ignorecolorcodes, int *outcolor)
1185 int color, numchars = 0;
1186 char *outputend2c = output2c + maxoutchars - 2;
1187 if (!outcolor || *outcolor == -1)
1188 color = STRING_COLOR_DEFAULT;
1192 maxreadchars = 1<<30;
1193 textend = text + maxreadchars;
1194 while (text != textend && *text)
1196 if (*text == STRING_COLOR_TAG && !ignorecolorcodes && text + 1 != textend)
1198 if (text[1] == STRING_COLOR_TAG)
1200 else if (text[1] >= '0' && text[1] <= '9')
1202 color = text[1] - '0';
1207 if (output2c >= outputend2c)
1209 *output2c++ = *text++;
1210 *output2c++ = color;
1213 output2c[0] = output2c[1] = 0;
1220 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)
1224 _DrawQ_ProcessDrawFlag(flags);
1226 R_Mesh_VertexPointer(floats, 0, 0);
1227 R_Mesh_ColorPointer(floats + 20, 0, 0);
1228 R_Mesh_ResetTextureState();
1229 R_SetupGenericShader(pic != NULL);
1235 height = pic->height;
1236 R_Mesh_TexBind(0, R_GetTexture(Draw_GetPicTexture(pic)));
1237 R_Mesh_TexCoordPointer(0, 2, floats + 12, 0, 0);
1238 floats[12] = s1;floats[13] = t1;
1239 floats[14] = s2;floats[15] = t2;
1240 floats[16] = s4;floats[17] = t4;
1241 floats[18] = s3;floats[19] = t3;
1244 floats[2] = floats[5] = floats[8] = floats[11] = 0;
1245 floats[0] = floats[9] = x;
1246 floats[1] = floats[4] = y;
1247 floats[3] = floats[6] = x + width;
1248 floats[7] = floats[10] = y + height;
1249 floats[20] = r1;floats[21] = g1;floats[22] = b1;floats[23] = a1;
1250 floats[24] = r2;floats[25] = g2;floats[26] = b2;floats[27] = a2;
1251 floats[28] = r4;floats[29] = g4;floats[30] = b4;floats[31] = a4;
1252 floats[32] = r3;floats[33] = g3;floats[34] = b3;floats[35] = a3;
1254 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
1257 void DrawQ_Mesh (drawqueuemesh_t *mesh, int flags)
1259 _DrawQ_ProcessDrawFlag(flags);
1261 R_Mesh_VertexPointer(mesh->data_vertex3f, 0, 0);
1262 R_Mesh_ColorPointer(mesh->data_color4f, 0, 0);
1263 R_Mesh_ResetTextureState();
1264 R_Mesh_TexBind(0, R_GetTexture(mesh->texture));
1265 R_Mesh_TexCoordPointer(0, 2, mesh->data_texcoord2f, 0, 0);
1266 R_SetupGenericShader(mesh->texture != NULL);
1268 GL_LockArrays(0, mesh->num_vertices);
1269 R_Mesh_Draw(0, mesh->num_vertices, 0, mesh->num_triangles, mesh->data_element3i, mesh->data_element3s, 0, 0);
1270 GL_LockArrays(0, 0);
1273 void DrawQ_LineLoop (drawqueuemesh_t *mesh, int flags)
1277 _DrawQ_ProcessDrawFlag(flags);
1281 qglBegin(GL_LINE_LOOP);
1282 for (num = 0;num < mesh->num_vertices;num++)
1284 if (mesh->data_color4f)
1285 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]);
1286 qglVertex2f(mesh->data_vertex3f[num*3+0], mesh->data_vertex3f[num*3+1]);
1292 //[515]: this is old, delete
1293 void DrawQ_Line (float width, float x1, float y1, float x2, float y2, float r, float g, float b, float alpha, int flags)
1295 _DrawQ_ProcessDrawFlag(flags);
1297 R_SetupGenericShader(false);
1300 //qglLineWidth(width);CHECKGLERROR
1302 GL_Color(r,g,b,alpha);
1305 qglVertex2f(x1, y1);
1306 qglVertex2f(x2, y2);
1311 void DrawQ_SetClipArea(float x, float y, float width, float height)
1316 // We have to convert the con coords into real coords
1317 // OGL uses top to bottom
1318 ix = (int)(0.5 + x * ((float)vid.width / vid_conwidth.integer));
1319 iy = (int)(0.5 + y * ((float) vid.height / vid_conheight.integer));
1320 iw = (int)(width * ((float)vid.width / vid_conwidth.integer));
1321 ih = (int)(height * ((float)vid.height / vid_conheight.integer));
1322 GL_Scissor(ix, vid.height - iy - ih, iw, ih);
1324 GL_ScissorTest(true);
1327 void DrawQ_ResetClipArea(void)
1330 GL_ScissorTest(false);
1333 void DrawQ_Finish(void)
1335 r_refdef.draw2dstage = false;
1338 static float blendvertex3f[9] = {-5000, -5000, 10, 10000, -5000, 10, -5000, 10000, 10};
1339 void R_DrawGamma(void)
1342 if (!vid_usinghwgamma && !(r_glsl.integer && v_glslgamma.integer))
1344 // all the blends ignore depth
1345 R_Mesh_VertexPointer(blendvertex3f, 0, 0);
1346 R_Mesh_ColorPointer(NULL, 0, 0);
1347 R_Mesh_ResetTextureState();
1348 R_SetupGenericShader(false);
1350 GL_DepthRange(0, 1);
1351 GL_PolygonOffset(0, 0);
1352 GL_DepthTest(false);
1353 if (v_color_enable.integer)
1355 c[0] = v_color_white_r.value;
1356 c[1] = v_color_white_g.value;
1357 c[2] = v_color_white_b.value;
1360 c[0] = c[1] = c[2] = v_contrast.value;
1361 if (c[0] >= 1.01f || c[1] >= 1.01f || c[2] >= 1.01f)
1363 GL_BlendFunc(GL_DST_COLOR, GL_ONE);
1364 while (c[0] >= 1.01f || c[1] >= 1.01f || c[2] >= 1.01f)
1366 GL_Color(bound(0, c[0] - 1, 1), bound(0, c[1] - 1, 1), bound(0, c[2] - 1, 1), 1);
1367 R_Mesh_Draw(0, 3, 0, 1, polygonelement3i, polygonelement3s, 0, 0);
1368 VectorScale(c, 0.5, c);
1371 if (v_color_enable.integer)
1373 c[0] = v_color_black_r.value;
1374 c[1] = v_color_black_g.value;
1375 c[2] = v_color_black_b.value;
1378 c[0] = c[1] = c[2] = v_brightness.value;
1379 if (c[0] >= 0.01f || c[1] >= 0.01f || c[2] >= 0.01f)
1381 GL_BlendFunc(GL_ONE, GL_ONE);
1382 GL_Color(c[0], c[1], c[2], 1);
1383 R_Mesh_Draw(0, 3, 0, 1, polygonelement3i, polygonelement3s, 0, 0);