cl_screen.c

   1
   2 #include "quakedef.h"
   3 #include "cl_video.h"
   4 #include "image.h"
   5 #include "jpeg.h"
   6 #include "cl_collision.h"
   7 #include "libcurl.h"
   8 #include "csprogs.h"
   9
  10 // we have to include snd_main.h here only to get access to snd_renderbuffer->format.speed when writing the AVI headers
  11 #include "snd_main.h"
  12
  13 cvar_t scr_viewsize = {CVAR_SAVE, "viewsize","100", "how large the view should be, 110 disables inventory bar, 120 disables status bar"};
  14 cvar_t scr_fov = {CVAR_SAVE, "fov","90", "field of vision, 1-170 degrees, default 90, some players use 110-130"};       // 1 - 170
  15 cvar_t scr_conalpha = {CVAR_SAVE, "scr_conalpha", "1", "opacity of console background"};
  16 cvar_t scr_conbrightness = {CVAR_SAVE, "scr_conbrightness", "1", "brightness of console background (0 = black, 1 = image)"};
  17 cvar_t scr_conforcewhiledisconnected = {0, "scr_conforcewhiledisconnected", "1", "forces fullscreen console while disconnected"};
  18 cvar_t scr_menuforcewhiledisconnected = {0, "scr_menuforcewhiledisconnected", "0", "forces menu while disconnected"};
  19 cvar_t scr_centertime = {0, "scr_centertime","2", "how long centerprint messages show"};
  20 cvar_t scr_showram = {CVAR_SAVE, "showram","1", "show ram icon if low on surface cache memory (not used)"};
  21 cvar_t scr_showturtle = {CVAR_SAVE, "showturtle","0", "show turtle icon when framerate is too low (not used)"};
  22 cvar_t scr_showpause = {CVAR_SAVE, "showpause","1", "show pause icon when game is paused"};
  23 cvar_t scr_showbrand = {0, "showbrand","0", "shows gfx/brand.tga in a corner of the screen (different values select different positions, including centered)"};
  24 cvar_t scr_printspeed = {0, "scr_printspeed","8", "speed of intermission printing (episode end texts)"};
  25 cvar_t vid_conwidth = {CVAR_SAVE, "vid_conwidth", "640", "virtual width of 2D graphics system"};
  26 cvar_t vid_conheight = {CVAR_SAVE, "vid_conheight", "480", "virtual height of 2D graphics system"};
  27 cvar_t vid_pixelheight = {CVAR_SAVE, "vid_pixelheight", "1", "adjusts vertical field of vision to account for non-square pixels (1280x1024 on a CRT monitor for example)"};
  28 cvar_t scr_screenshot_jpeg = {CVAR_SAVE, "scr_screenshot_jpeg","1", "save jpeg instead of targa"};
  29 cvar_t scr_screenshot_jpeg_quality = {CVAR_SAVE, "scr_screenshot_jpeg_quality","0.9", "image quality of saved jpeg"};
  30 cvar_t scr_screenshot_gammaboost = {CVAR_SAVE, "scr_screenshot_gammaboost","1", "gamma correction on saved screenshots and videos, 1.0 saves unmodified images"};
  31 // scr_screenshot_name is defined in fs.c
  32 cvar_t cl_capturevideo = {0, "cl_capturevideo", "0", "enables saving of video to a .avi file using uncompressed I420 colorspace and PCM audio, note that scr_screenshot_gammaboost affects the brightness of the output)"};
  33 cvar_t cl_capturevideo_realtime = {0, "cl_capturevideo_realtime", "0", "causes video saving to operate in realtime (mostly useful while playing, not while capturing demos), this can produce a much lower quality video due to poor sound/video sync and will abort saving if your machine stalls for over 1 second"};
  34 cvar_t cl_capturevideo_fps = {0, "cl_capturevideo_fps", "30", "how many frames per second to save (29.97 for NTSC, 30 for typical PC video, 15 can be useful)"};
  35 cvar_t cl_capturevideo_number = {CVAR_SAVE, "cl_capturevideo_number", "1", "number to append to video filename, incremented each time a capture begins"};
  36 cvar_t r_letterbox = {0, "r_letterbox", "0", "reduces vertical height of view to simulate a letterboxed movie effect (can be used by mods for cutscenes)"};
  37 cvar_t r_stereo_separation = {0, "r_stereo_separation", "4", "separation of eyes in the world (try negative values too)"};
  38 cvar_t r_stereo_sidebyside = {0, "r_stereo_sidebyside", "0", "side by side views (for those who can't afford glasses but can afford eye strain)"};
  39 cvar_t r_stereo_redblue = {0, "r_stereo_redblue", "0", "red/blue anaglyph stereo glasses (note: most of these glasses are actually red/cyan, try that one too)"};
  40 cvar_t r_stereo_redcyan = {0, "r_stereo_redcyan", "0", "red/cyan anaglyph stereo glasses, the kind given away at drive-in movies like Creature From The Black Lagoon In 3D"};
  41 cvar_t r_stereo_redgreen = {0, "r_stereo_redgreen", "0", "red/green anaglyph stereo glasses (for those who don't mind yellow)"};
  42 cvar_t scr_zoomwindow = {CVAR_SAVE, "scr_zoomwindow", "0", "displays a zoomed in overlay window"};
  43 cvar_t scr_zoomwindow_viewsizex = {CVAR_SAVE, "scr_zoomwindow_viewsizex", "20", "horizontal viewsize of zoom window"};
  44 cvar_t scr_zoomwindow_viewsizey = {CVAR_SAVE, "scr_zoomwindow_viewsizey", "20", "vertical viewsize of zoom window"};
  45 cvar_t scr_zoomwindow_fov = {CVAR_SAVE, "scr_zoomwindow_fov", "20", "fov of zoom window"};
  46 cvar_t scr_stipple = {0, "scr_stipple", "0", "interlacing-like stippling of the display"};
  47 cvar_t scr_refresh = {0, "scr_refresh", "1", "allows you to completely shut off rendering for benchmarking purposes"};
  48
  49
  50 int jpeg_supported = false;
  51
  52 qboolean        scr_initialized;                // ready to draw
  53
  54 float           scr_con_current;
  55
  56 extern int      con_vislines;
  57
  58 static void SCR_ScreenShot_f (void);
  59 static void R_Envmap_f (void);
  60
  61 // backend
  62 void R_ClearScreen(void);
  63
  64 /*
  65 ===============================================================================
  66
  67 CENTER PRINTING
  68
  69 ===============================================================================
  70 */
  71
  72 char            scr_centerstring[MAX_INPUTLINE];
  73 float           scr_centertime_start;   // for slow victory printing
  74 float           scr_centertime_off;
  75 int                     scr_center_lines;
  76 int                     scr_erase_lines;
  77 int                     scr_erase_center;
  78
  79 /*
  80 ==============
  81 SCR_CenterPrint
  82
  83 Called for important messages that should stay in the center of the screen
  84 for a few moments
  85 ==============
  86 */
  87 void SCR_CenterPrint(char *str)
  88 {
  89         strlcpy (scr_centerstring, str, sizeof (scr_centerstring));
  90         scr_centertime_off = scr_centertime.value;
  91         scr_centertime_start = cl.time;
  92
  93 // count the number of lines for centering
  94         scr_center_lines = 1;
  95         while (*str)
  96         {
  97                 if (*str == '\n')
  98                         scr_center_lines++;
  99                 str++;
 100         }
 101 }
 102
 103
 104 void SCR_DrawCenterString (void)
 105 {
 106         char    *start;
 107         int             l;
 108         int             x, y;
 109         int             remaining;
 110         int             color;
 111
 112 // the finale prints the characters one at a time
 113         if (cl.intermission)
 114                 remaining = (int)(scr_printspeed.value * (cl.time - scr_centertime_start));
 115         else
 116                 remaining = 9999;
 117
 118         scr_erase_center = 0;
 119         start = scr_centerstring;
 120
 121         if (remaining < 1)
 122                 return;
 123
 124         if (scr_center_lines <= 4)
 125                 y = (int)(vid_conheight.integer*0.35);
 126         else
 127                 y = 48;
 128
 129         color = -1;
 130         do
 131         {
 132                 // scan the number of characters on the line, not counting color codes
 133                 int chars = 0;
 134                 for (l=0 ; l<vid_conwidth.integer/8 ; l++)
 135                 {
 136                         if (start[l] == '\n' || !start[l])
 137                                 break;
 138                         // color codes add no visible characters, so don't count them
 139                         if (start[l] == STRING_COLOR_TAG && (start[l+1] >= '0' && start[l+1] <= '9'))
 140                                 l++;
 141                         else
 142                                 chars++;
 143                 }
 144                 x = (vid_conwidth.integer - chars*8)/2;
 145                 if (l > 0)
 146                 {
 147                         if (remaining < l)
 148                                 l = remaining;
 149                         DrawQ_ColoredString(x, y, start, l, 8, 8, 1, 1, 1, 1, 0, &color);
 150                         remaining -= l;
 151                         if (remaining <= 0)
 152                                 return;
 153                 }
 154
 155                 y += 8;
 156
 157                 while (*start && *start != '\n')
 158                         start++;
 159
 160                 if (!*start)
 161                         break;
 162                 start++;                // skip the \n
 163         } while (1);
 164 }
 165
 166 void SCR_CheckDrawCenterString (void)
 167 {
 168         if (scr_center_lines > scr_erase_lines)
 169                 scr_erase_lines = scr_center_lines;
 170
 171         scr_centertime_off -= cl.realframetime;
 172
 173         // don't draw if this is a normal stats-screen intermission,
 174         // only if it is not an intermission, or a finale intermission
 175         if (cl.intermission == 1)
 176                 return;
 177         if (scr_centertime_off <= 0 && !cl.intermission)
 178                 return;
 179         if (key_dest != key_game)
 180                 return;
 181
 182         SCR_DrawCenterString ();
 183 }
 184
 185 /*
 186 ==============
 187 SCR_DrawTurtle
 188 ==============
 189 */
 190 void SCR_DrawTurtle (void)
 191 {
 192         static int      count;
 193
 194         if (cls.state != ca_connected)
 195                 return;
 196
 197         if (!scr_showturtle.integer)
 198                 return;
 199
 200         if (cl.realframetime < 0.1)
 201         {
 202                 count = 0;
 203                 return;
 204         }
 205
 206         count++;
 207         if (count < 3)
 208                 return;
 209
 210         DrawQ_Pic (0, 0, Draw_CachePic("gfx/turtle", true), 0, 0, 1, 1, 1, 1, 0);
 211 }
 212
 213 /*
 214 ==============
 215 SCR_DrawNet
 216 ==============
 217 */
 218 void SCR_DrawNet (void)
 219 {
 220         if (cls.state != ca_connected)
 221                 return;
 222         if (realtime - cl.last_received_message < 0.3)
 223                 return;
 224         if (cls.demoplayback)
 225                 return;
 226
 227         DrawQ_Pic (64, 0, Draw_CachePic("gfx/net", true), 0, 0, 1, 1, 1, 1, 0);
 228 }
 229
 230 /*
 231 ==============
 232 DrawPause
 233 ==============
 234 */
 235 void SCR_DrawPause (void)
 236 {
 237         cachepic_t      *pic;
 238
 239         if (cls.state != ca_connected)
 240                 return;
 241
 242         if (!scr_showpause.integer)             // turn off for screenshots
 243                 return;
 244
 245         if (!cl.paused)
 246                 return;
 247
 248         pic = Draw_CachePic ("gfx/pause", true);
 249         DrawQ_Pic ((vid_conwidth.integer - pic->width)/2, (vid_conheight.integer - pic->height)/2, pic, 0, 0, 1, 1, 1, 1, 0);
 250 }
 251
 252 /*
 253 ==============
 254 SCR_DrawBrand
 255 ==============
 256 */
 257 void SCR_DrawBrand (void)
 258 {
 259         cachepic_t      *pic;
 260         float           x, y;
 261
 262         if (!scr_showbrand.value)
 263                 return;
 264
 265         pic = Draw_CachePic ("gfx/brand", true);
 266
 267         switch ((int)scr_showbrand.value)
 268         {
 269         case 1: // bottom left
 270                 x = 0;
 271                 y = vid_conheight.integer - pic->height;
 272                 break;
 273         case 2: // bottom centre
 274                 x = (vid_conwidth.integer - pic->width) / 2;
 275                 y = vid_conheight.integer - pic->height;
 276                 break;
 277         case 3: // bottom right
 278                 x = vid_conwidth.integer - pic->width;
 279                 y = vid_conheight.integer - pic->height;
 280                 break;
 281         case 4: // centre right
 282                 x = vid_conwidth.integer - pic->width;
 283                 y = (vid_conheight.integer - pic->height) / 2;
 284                 break;
 285         case 5: // top right
 286                 x = vid_conwidth.integer - pic->width;
 287                 y = 0;
 288                 break;
 289         case 6: // top centre
 290                 x = (vid_conwidth.integer - pic->width) / 2;
 291                 y = 0;
 292                 break;
 293         case 7: // top left
 294                 x = 0;
 295                 y = 0;
 296                 break;
 297         case 8: // centre left
 298                 x = 0;
 299                 y = (vid_conheight.integer - pic->height) / 2;
 300                 break;
 301         default:
 302                 return;
 303         }
 304
 305         DrawQ_Pic (x, y, pic, 0, 0, 1, 1, 1, 1, 0);
 306 }
 307
 308 /*
 309 ==============
 310 SCR_DrawQWDownload
 311 ==============
 312 */
 313 static int SCR_DrawQWDownload(int offset)
 314 {
 315         int len;
 316         float x, y;
 317         float size = 8;
 318         char temp[256];
 319         if (!cls.qw_downloadname[0])
 320         {
 321                 cls.qw_downloadspeedrate = 0;
 322                 cls.qw_downloadspeedtime = realtime;
 323                 cls.qw_downloadspeedcount = 0;
 324                 return 0;
 325         }
 326         if (realtime >= cls.qw_downloadspeedtime + 1)
 327         {
 328                 cls.qw_downloadspeedrate = cls.qw_downloadspeedcount;
 329                 cls.qw_downloadspeedtime = realtime;
 330                 cls.qw_downloadspeedcount = 0;
 331         }
 332         if (cls.protocol == PROTOCOL_QUAKEWORLD)
 333                 dpsnprintf(temp, sizeof(temp), "Downloading %s %3i%% (%i) at %i bytes/s\n", cls.qw_downloadname, cls.qw_downloadpercent, cls.qw_downloadmemorycursize, cls.qw_downloadspeedrate);
 334         else
 335                 dpsnprintf(temp, sizeof(temp), "Downloading %s %3i%% (%i/%i) at %i bytes/s\n", cls.qw_downloadname, cls.qw_downloadpercent, cls.qw_downloadmemorycursize, cls.qw_downloadmemorymaxsize, cls.qw_downloadspeedrate);
 336         len = (int)strlen(temp);
 337         x = (vid_conwidth.integer - len*size) / 2;
 338         y = vid_conheight.integer - size - offset;
 339         DrawQ_Pic(0, y, NULL, vid_conwidth.integer, size, 0, 0, 0, 0.5, 0);
 340         DrawQ_String(x, y, temp, len, size, size, 1, 1, 1, 1, 0);
 341         return 8;
 342 }
 343
 344 /*
 345 ==============
 346 SCR_DrawCurlDownload
 347 ==============
 348 */
 349 static int SCR_DrawCurlDownload(int offset)
 350 {
 351         int len;
 352         int nDownloads;
 353         int i;
 354         float x, y;
 355         float size = 8;
 356         Curl_downloadinfo_t *downinfo;
 357         char temp[256];
 358         const char *addinfo;
 359
 360         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo);
 361         if(!downinfo)
 362                 return 0;
 363
 364         y = vid_conheight.integer - size * nDownloads - offset;
 365
 366         if(addinfo)
 367         {
 368                 len = (int)strlen(addinfo);
 369                 x = (vid_conwidth.integer - len*size) / 2;
 370                 DrawQ_Pic(0, y - size, NULL, vid_conwidth.integer, size, 1, 1, 1, 0.8, 0);
 371                 DrawQ_String(x, y - size, addinfo, len, size, size, 0, 0, 0, 1, 0);
 372         }
 373
 374         for(i = 0; i != nDownloads; ++i)
 375         {
 376                 if(downinfo[i].queued)
 377                         dpsnprintf(temp, sizeof(temp), "Still in queue: %s\n", downinfo[i].filename);
 378                 else if(downinfo[i].progress <= 0)
 379                         dpsnprintf(temp, sizeof(temp), "Downloading %s ...  ???.?%% @ %.1f KiB/s\n", downinfo[i].filename, downinfo[i].speed / 1024.0);
 380                 else
 381                         dpsnprintf(temp, sizeof(temp), "Downloading %s ...  %5.1f%% @ %.1f KiB/s\n", downinfo[i].filename, 100.0 * downinfo[i].progress, downinfo[i].speed / 1024.0);
 382                 len = (int)strlen(temp);
 383                 x = (vid_conwidth.integer - len*size) / 2;
 384                 DrawQ_Pic(0, y + i * size, NULL, vid_conwidth.integer, size, 0, 0, 0, 0.8, 0);
 385                 DrawQ_String(x, y + i * size, temp, len, size, size, 1, 1, 1, 1, 0);
 386         }
 387
 388         Z_Free(downinfo);
 389
 390         return 8 * (nDownloads + (addinfo ? 1 : 0));
 391 }
 392
 393 /*
 394 ==============
 395 SCR_DrawDownload
 396 ==============
 397 */
 398 static void SCR_DrawDownload()
 399 {
 400         int offset = 0;
 401         offset += SCR_DrawQWDownload(offset);
 402         offset += SCR_DrawCurlDownload(offset);
 403 }
 404
 405 //=============================================================================
 406
 407 /*
 408 ==================
 409 SCR_SetUpToDrawConsole
 410 ==================
 411 */
 412 void SCR_SetUpToDrawConsole (void)
 413 {
 414         // lines of console to display
 415         float conlines;
 416         static int framecounter = 0;
 417
 418         Con_CheckResize ();
 419
 420         if (scr_menuforcewhiledisconnected.integer && key_dest == key_game && cls.state == ca_disconnected)
 421         {
 422                 if (framecounter >= 2)
 423                         MR_ToggleMenu_f();
 424                 else
 425                         framecounter++;
 426         }
 427         else
 428                 framecounter = 0;
 429
 430         if (scr_conforcewhiledisconnected.integer && key_dest == key_game && cls.signon != SIGNONS)
 431                 key_consoleactive |= KEY_CONSOLEACTIVE_FORCED;
 432         else
 433                 key_consoleactive &= ~KEY_CONSOLEACTIVE_FORCED;
 434
 435 // decide on the height of the console
 436         if (key_consoleactive & KEY_CONSOLEACTIVE_USER)
 437                 conlines = vid_conheight.integer/2;     // half screen
 438         else
 439                 conlines = 0;                           // none visible
 440
 441         scr_con_current = conlines;
 442 }
 443
 444 /*
 445 ==================
 446 SCR_DrawConsole
 447 ==================
 448 */
 449 void SCR_DrawConsole (void)
 450 {
 451         if (key_consoleactive & KEY_CONSOLEACTIVE_FORCED)
 452         {
 453                 // full screen
 454                 Con_DrawConsole (vid_conheight.integer);
 455         }
 456         else if (scr_con_current)
 457                 Con_DrawConsole ((int)scr_con_current);
 458         else
 459         {
 460                 con_vislines = 0;
 461                 if ((key_dest == key_game || key_dest == key_message) && !r_letterbox.value)
 462                         Con_DrawNotify ();      // only draw notify in game
 463         }
 464 }
 465
 466 /*
 467 ===============
 468 SCR_BeginLoadingPlaque
 469
 470 ================
 471 */
 472 void SCR_BeginLoadingPlaque (void)
 473 {
 474         // save console log up to this point to log_file if it was set by configs
 475         Log_Start();
 476
 477         Host_StartVideo();
 478         S_StopAllSounds();
 479         SCR_UpdateLoadingScreen(false);
 480 }
 481
 482 //=============================================================================
 483
 484 char r_speeds_string[1024];
 485 int speedstringcount, r_timereport_active;
 486 double r_timereport_temp = 0, r_timereport_current = 0, r_timereport_start = 0;
 487
 488 void R_TimeReport(char *desc)
 489 {
 490         char tempbuf[256];
 491         int length;
 492         int t;
 493
 494         if (r_speeds.integer < 2 || !r_timereport_active)
 495                 return;
 496
 497         CHECKGLERROR
 498         qglFinish();CHECKGLERROR
 499         r_timereport_temp = r_timereport_current;
 500         r_timereport_current = Sys_DoubleTime();
 501         t = (int) ((r_timereport_current - r_timereport_temp) * 1000000.0 + 0.5);
 502
 503         dpsnprintf(tempbuf, sizeof(tempbuf), "%8i %-11s", t, desc);
 504         length = (int)strlen(tempbuf);
 505         if (speedstringcount + length > (vid_conwidth.integer / 8))
 506         {
 507                 strlcat(r_speeds_string, "\n", sizeof(r_speeds_string));
 508                 speedstringcount = 0;
 509         }
 510         strlcat(r_speeds_string, tempbuf, sizeof(r_speeds_string));
 511         speedstringcount += length;
 512 }
 513
 514 void R_TimeReport_Frame(void)
 515 {
 516         int i, j, lines, y;
 517         cl_locnode_t *loc;
 518
 519         if (r_speeds_string[0])
 520         {
 521                 if (r_timereport_active)
 522                 {
 523                         r_timereport_current = r_timereport_start;
 524                         R_TimeReport("total");
 525                 }
 526
 527                 if (r_speeds_string[strlen(r_speeds_string)-1] == '\n')
 528                         r_speeds_string[strlen(r_speeds_string)-1] = 0;
 529                 lines = 1;
 530                 for (i = 0;r_speeds_string[i];i++)
 531                         if (r_speeds_string[i] == '\n')
 532                                 lines++;
 533                 y = vid_conheight.integer - sb_lines - lines * 8;
 534                 i = j = 0;
 535                 DrawQ_Pic(0, y, NULL, vid_conwidth.integer, lines * 8, 0, 0, 0, 0.5, 0);
 536                 while (r_speeds_string[i])
 537                 {
 538                         j = i;
 539                         while (r_speeds_string[i] && r_speeds_string[i] != '\n')
 540                                 i++;
 541                         if (i - j > 0)
 542                                 DrawQ_String(0, y, r_speeds_string + j, i - j, 8, 8, 1, 1, 1, 1, 0);
 543                         if (r_speeds_string[i] == '\n')
 544                                 i++;
 545                         y += 8;
 546                 }
 547                 r_speeds_string[0] = 0;
 548                 r_timereport_active = false;
 549         }
 550         if (r_speeds.integer && cls.signon == SIGNONS && cls.state == ca_connected)
 551         {
 552                 speedstringcount = 0;
 553                 r_speeds_string[0] = 0;
 554                 r_timereport_active = false;
 555                 // put the location name in the r_speeds display as it greatly helps
 556                 // when creating loc files
 557                 loc = CL_Locs_FindNearest(cl.movement_origin);
 558                 if (loc)
 559                         sprintf(r_speeds_string + strlen(r_speeds_string), "Location: %s\n", loc->name);
 560                 sprintf(r_speeds_string + strlen(r_speeds_string), "org:'%+8.2f %+8.2f %+8.2f' dir:'%+2.3f %+2.3f %+2.3f'\n", r_view.origin[0], r_view.origin[1], r_view.origin[2], r_view.forward[0], r_view.forward[1], r_view.forward[2]);
 561                 sprintf(r_speeds_string + strlen(r_speeds_string), "%5i entities%6i surfaces%6i triangles%5i leafs%5i portals%6i particles\n", r_refdef.stats.entities, r_refdef.stats.entities_surfaces, r_refdef.stats.entities_triangles, r_refdef.stats.world_leafs, r_refdef.stats.world_portals, r_refdef.stats.particles);
 562                 sprintf(r_speeds_string + strlen(r_speeds_string), "%4i lights%4i clears%4i scissored%7i light%7i shadow%7i dynamic\n", r_refdef.stats.lights, r_refdef.stats.lights_clears, r_refdef.stats.lights_scissored, r_refdef.stats.lights_lighttriangles, r_refdef.stats.lights_shadowtriangles, r_refdef.stats.lights_dynamicshadowtriangles);
 563                 if (r_refdef.stats.bloom)
 564                         sprintf(r_speeds_string + strlen(r_speeds_string), "rendered%6i meshes%8i triangles bloompixels%8i copied%8i drawn\n", r_refdef.stats.meshes, r_refdef.stats.meshes_elements / 3, r_refdef.stats.bloom_copypixels, r_refdef.stats.bloom_drawpixels);
 565                 else
 566                         sprintf(r_speeds_string + strlen(r_speeds_string), "rendered%6i meshes%8i triangles\n", r_refdef.stats.meshes, r_refdef.stats.meshes_elements / 3);
 567
 568                 memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
 569
 570                 if (r_speeds.integer >= 2)
 571                 {
 572                         r_timereport_active = true;
 573                         r_timereport_start = r_timereport_current = Sys_DoubleTime();
 574                 }
 575         }
 576 }
 577
 578 /*
 579 =================
 580 SCR_SizeUp_f
 581
 582 Keybinding command
 583 =================
 584 */
 585 void SCR_SizeUp_f (void)
 586 {
 587         Cvar_SetValue ("viewsize",scr_viewsize.value+10);
 588 }
 589
 590
 591 /*
 592 =================
 593 SCR_SizeDown_f
 594
 595 Keybinding command
 596 =================
 597 */
 598 void SCR_SizeDown_f (void)
 599 {
 600         Cvar_SetValue ("viewsize",scr_viewsize.value-10);
 601 }
 602
 603 void CL_Screen_Init(void)
 604 {
 605         Cvar_RegisterVariable (&scr_fov);
 606         Cvar_RegisterVariable (&scr_viewsize);
 607         Cvar_RegisterVariable (&scr_conalpha);
 608         Cvar_RegisterVariable (&scr_conbrightness);
 609         Cvar_RegisterVariable (&scr_conforcewhiledisconnected);
 610         Cvar_RegisterVariable (&scr_menuforcewhiledisconnected);
 611         Cvar_RegisterVariable (&scr_showram);
 612         Cvar_RegisterVariable (&scr_showturtle);
 613         Cvar_RegisterVariable (&scr_showpause);
 614         Cvar_RegisterVariable (&scr_showbrand);
 615         Cvar_RegisterVariable (&scr_centertime);
 616         Cvar_RegisterVariable (&scr_printspeed);
 617         Cvar_RegisterVariable (&vid_conwidth);
 618         Cvar_RegisterVariable (&vid_conheight);
 619         Cvar_RegisterVariable (&vid_pixelheight);
 620         Cvar_RegisterVariable (&scr_screenshot_jpeg);
 621         Cvar_RegisterVariable (&scr_screenshot_jpeg_quality);
 622         Cvar_RegisterVariable (&scr_screenshot_gammaboost);
 623         Cvar_RegisterVariable (&cl_capturevideo);
 624         Cvar_RegisterVariable (&cl_capturevideo_realtime);
 625         Cvar_RegisterVariable (&cl_capturevideo_fps);
 626         Cvar_RegisterVariable (&cl_capturevideo_number);
 627         Cvar_RegisterVariable (&r_letterbox);
 628         Cvar_RegisterVariable(&r_stereo_separation);
 629         Cvar_RegisterVariable(&r_stereo_sidebyside);
 630         Cvar_RegisterVariable(&r_stereo_redblue);
 631         Cvar_RegisterVariable(&r_stereo_redcyan);
 632         Cvar_RegisterVariable(&r_stereo_redgreen);
 633         Cvar_RegisterVariable(&scr_zoomwindow);
 634         Cvar_RegisterVariable(&scr_zoomwindow_viewsizex);
 635         Cvar_RegisterVariable(&scr_zoomwindow_viewsizey);
 636         Cvar_RegisterVariable(&scr_zoomwindow_fov);
 637         Cvar_RegisterVariable(&scr_stipple);
 638         Cvar_RegisterVariable(&scr_refresh);
 639
 640         Cmd_AddCommand ("sizeup",SCR_SizeUp_f, "increase view size (increases viewsize cvar)");
 641         Cmd_AddCommand ("sizedown",SCR_SizeDown_f, "decrease view size (decreases viewsize cvar)");
 642         Cmd_AddCommand ("screenshot",SCR_ScreenShot_f, "takes a screenshot of the next rendered frame");
 643         Cmd_AddCommand ("envmap", R_Envmap_f, "render a cubemap (skybox) of the current scene");
 644
 645         scr_initialized = true;
 646 }
 647
 648 /*
 649 ==================
 650 SCR_ScreenShot_f
 651 ==================
 652 */
 653 void SCR_ScreenShot_f (void)
 654 {
 655         static int shotnumber;
 656         static char oldname[MAX_QPATH];
 657         char base[MAX_QPATH];
 658         char filename[MAX_QPATH];
 659         unsigned char *buffer1;
 660         unsigned char *buffer2;
 661         unsigned char *buffer3;
 662         qboolean jpeg = (scr_screenshot_jpeg.integer != 0);
 663
 664         sprintf (base, "screenshots/%s", scr_screenshot_name.string);
 665
 666         if (strcmp (oldname, scr_screenshot_name.string))
 667         {
 668                 sprintf(oldname, "%s", scr_screenshot_name.string);
 669                 shotnumber = 0;
 670         }
 671
 672         // find a file name to save it to
 673         for (;shotnumber < 1000000;shotnumber++)
 674                 if (!FS_SysFileExists(va("%s/%s%06d.tga", fs_gamedir, base, shotnumber)) && !FS_SysFileExists(va("%s/%s%06d.jpg", fs_gamedir, base, shotnumber)))
 675                         break;
 676         if (shotnumber >= 1000000)
 677         {
 678                 Con_Print("SCR_ScreenShot_f: Couldn't create the image file\n");
 679                 return;
 680         }
 681
 682         sprintf(filename, "%s%06d.%s", base, shotnumber, jpeg ? "jpg" : "tga");
 683
 684         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
 685         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
 686         buffer3 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3 + 18);
 687
 688         if (SCR_ScreenShot (filename, buffer1, buffer2, buffer3, 0, 0, vid.width, vid.height, false, false, false, jpeg, true))
 689                 Con_Printf("Wrote %s\n", filename);
 690         else
 691                 Con_Printf("unable to write %s\n", filename);
 692
 693         Mem_Free (buffer1);
 694         Mem_Free (buffer2);
 695         Mem_Free (buffer3);
 696
 697         shotnumber++;
 698 }
 699
 700 static void SCR_CaptureVideo_RIFF_Start(void)
 701 {
 702         memset(&cls.capturevideo.riffbuffer, 0, sizeof(sizebuf_t));
 703         cls.capturevideo.riffbuffer.maxsize = sizeof(cls.capturevideo.riffbufferdata);
 704         cls.capturevideo.riffbuffer.data = cls.capturevideo.riffbufferdata;
 705 }
 706
 707 static void SCR_CaptureVideo_RIFF_Flush(void)
 708 {
 709         if (cls.capturevideo.riffbuffer.cursize > 0)
 710         {
 711                 if (!FS_Write(cls.capturevideo.videofile, cls.capturevideo.riffbuffer.data, cls.capturevideo.riffbuffer.cursize))
 712                         cls.capturevideo.error = true;
 713                 cls.capturevideo.riffbuffer.cursize = 0;
 714                 cls.capturevideo.riffbuffer.overflowed = false;
 715         }
 716 }
 717
 718 static void SCR_CaptureVideo_RIFF_WriteBytes(const unsigned char *data, size_t size)
 719 {
 720         SCR_CaptureVideo_RIFF_Flush();
 721         if (!FS_Write(cls.capturevideo.videofile, data, size))
 722                 cls.capturevideo.error = true;
 723 }
 724
 725 static void SCR_CaptureVideo_RIFF_Write32(int n)
 726 {
 727         if (cls.capturevideo.riffbuffer.cursize + 4 > cls.capturevideo.riffbuffer.maxsize)
 728                 SCR_CaptureVideo_RIFF_Flush();
 729         MSG_WriteLong(&cls.capturevideo.riffbuffer, n);
 730 }
 731
 732 static void SCR_CaptureVideo_RIFF_Write16(int n)
 733 {
 734         if (cls.capturevideo.riffbuffer.cursize + 2 > cls.capturevideo.riffbuffer.maxsize)
 735                 SCR_CaptureVideo_RIFF_Flush();
 736         MSG_WriteShort(&cls.capturevideo.riffbuffer, n);
 737 }
 738
 739 static void SCR_CaptureVideo_RIFF_WriteFourCC(const char *chunkfourcc)
 740 {
 741         if (cls.capturevideo.riffbuffer.cursize + (int)strlen(chunkfourcc) > cls.capturevideo.riffbuffer.maxsize)
 742                 SCR_CaptureVideo_RIFF_Flush();
 743         MSG_WriteUnterminatedString(&cls.capturevideo.riffbuffer, chunkfourcc);
 744 }
 745
 746 static void SCR_CaptureVideo_RIFF_WriteTerminatedString(const char *string)
 747 {
 748         if (cls.capturevideo.riffbuffer.cursize + (int)strlen(string) > cls.capturevideo.riffbuffer.maxsize)
 749                 SCR_CaptureVideo_RIFF_Flush();
 750         MSG_WriteString(&cls.capturevideo.riffbuffer, string);
 751 }
 752
 753 static fs_offset_t SCR_CaptureVideo_RIFF_GetPosition(void)
 754 {
 755         SCR_CaptureVideo_RIFF_Flush();
 756         return FS_Tell(cls.capturevideo.videofile);
 757 }
 758
 759 static void SCR_CaptureVideo_RIFF_Push(const char *chunkfourcc, const char *listtypefourcc)
 760 {
 761         SCR_CaptureVideo_RIFF_WriteFourCC(chunkfourcc);
 762         SCR_CaptureVideo_RIFF_Write32(0);
 763         SCR_CaptureVideo_RIFF_Flush();
 764         cls.capturevideo.riffstackstartoffset[cls.capturevideo.riffstacklevel++] = SCR_CaptureVideo_RIFF_GetPosition();
 765         if (listtypefourcc)
 766                 SCR_CaptureVideo_RIFF_WriteFourCC(listtypefourcc);
 767 }
 768
 769 static void SCR_CaptureVideo_RIFF_Pop(void)
 770 {
 771         fs_offset_t offset;
 772         int x;
 773         unsigned char sizebytes[4];
 774         // write out the chunk size and then return to the current file position
 775         cls.capturevideo.riffstacklevel--;
 776         offset = SCR_CaptureVideo_RIFF_GetPosition();
 777         x = (int)(offset - (cls.capturevideo.riffstackstartoffset[cls.capturevideo.riffstacklevel]));
 778         sizebytes[0] = (x) & 0xff;sizebytes[1] = (x >> 8) & 0xff;sizebytes[2] = (x >> 16) & 0xff;sizebytes[3] = (x >> 24) & 0xff;
 779         FS_Seek(cls.capturevideo.videofile, -(x + 4), SEEK_END);
 780         FS_Write(cls.capturevideo.videofile, sizebytes, 4);
 781         FS_Seek(cls.capturevideo.videofile, 0, SEEK_END);
 782         if (offset & 1)
 783         {
 784                 unsigned char c = 0;
 785                 FS_Write(cls.capturevideo.videofile, &c, 1);
 786         }
 787 }
 788
 789 static void SCR_CaptureVideo_RIFF_IndexEntry(const char *chunkfourcc, int chunksize, int flags)
 790 {
 791         if (cls.capturevideo.riffstacklevel != 2)
 792                 Sys_Error("SCR_Capturevideo_RIFF_IndexEntry: RIFF stack level is %i (should be 2)\n", cls.capturevideo.riffstacklevel);
 793         if (cls.capturevideo.riffindexbuffer.cursize + 16 > cls.capturevideo.riffindexbuffer.maxsize)
 794         {
 795                 int oldsize = cls.capturevideo.riffindexbuffer.maxsize;
 796                 unsigned char *olddata;
 797                 olddata = cls.capturevideo.riffindexbuffer.data;
 798                 cls.capturevideo.riffindexbuffer.maxsize = max(cls.capturevideo.riffindexbuffer.maxsize * 2, 4096);
 799                 cls.capturevideo.riffindexbuffer.data = Mem_Alloc(tempmempool, cls.capturevideo.riffindexbuffer.maxsize);
 800                 if (olddata)
 801                 {
 802                         memcpy(cls.capturevideo.riffindexbuffer.data, olddata, oldsize);
 803                         Mem_Free(olddata);
 804                 }
 805         }
 806         MSG_WriteUnterminatedString(&cls.capturevideo.riffindexbuffer, chunkfourcc);
 807         MSG_WriteLong(&cls.capturevideo.riffindexbuffer, flags);
 808         MSG_WriteLong(&cls.capturevideo.riffindexbuffer, (int)FS_Tell(cls.capturevideo.videofile) - cls.capturevideo.riffstackstartoffset[1]);
 809         MSG_WriteLong(&cls.capturevideo.riffindexbuffer, chunksize);
 810 }
 811
 812 static void SCR_CaptureVideo_RIFF_Finish(void)
 813 {
 814         // close the "movi" list
 815         SCR_CaptureVideo_RIFF_Pop();
 816         // write the idx1 chunk that we've been building while saving the frames
 817         SCR_CaptureVideo_RIFF_Push("idx1", NULL);
 818         SCR_CaptureVideo_RIFF_WriteBytes(cls.capturevideo.riffindexbuffer.data, cls.capturevideo.riffindexbuffer.cursize);
 819         SCR_CaptureVideo_RIFF_Pop();
 820         cls.capturevideo.riffindexbuffer.cursize = 0;
 821         // pop the RIFF chunk itself
 822         while (cls.capturevideo.riffstacklevel > 0)
 823                 SCR_CaptureVideo_RIFF_Pop();
 824         SCR_CaptureVideo_RIFF_Flush();
 825 }
 826
 827 static void SCR_CaptureVideo_RIFF_OverflowCheck(int framesize)
 828 {
 829         fs_offset_t cursize;
 830         if (cls.capturevideo.riffstacklevel != 2)
 831                 Sys_Error("SCR_CaptureVideo_RIFF_OverflowCheck: chunk stack leakage!\n");
 832         // check where we are in the file
 833         SCR_CaptureVideo_RIFF_Flush();
 834         cursize = SCR_CaptureVideo_RIFF_GetPosition() - cls.capturevideo.riffstackstartoffset[0];
 835         // if this would overflow the windows limit of 1GB per RIFF chunk, we need
 836         // to close the current RIFF chunk and open another for future frames
 837         if (8 + cursize + framesize + cls.capturevideo.riffindexbuffer.cursize + 8 > 1<<30)
 838         {
 839                 SCR_CaptureVideo_RIFF_Finish();
 840                 // begin a new 1GB extended section of the AVI
 841                 SCR_CaptureVideo_RIFF_Push("RIFF", "AVIX");
 842                 SCR_CaptureVideo_RIFF_Push("LIST", "movi");
 843         }
 844 }
 845
 846 void SCR_CaptureVideo_BeginVideo(void)
 847 {
 848         double gamma, g;
 849         int width = vid.width, height = vid.height, x;
 850         unsigned int i;
 851         if (cls.capturevideo.active)
 852                 return;
 853         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
 854         // soundrate is figured out on the first SoundFrame
 855         cls.capturevideo.active = true;
 856         cls.capturevideo.starttime = Sys_DoubleTime();
 857         cls.capturevideo.framerate = bound(1, cl_capturevideo_fps.value, 1000);
 858         cls.capturevideo.soundrate = S_GetSoundRate();
 859         cls.capturevideo.frame = 0;
 860         cls.capturevideo.soundsampleframe = 0;
 861         cls.capturevideo.realtime = cl_capturevideo_realtime.integer != 0;
 862         cls.capturevideo.buffer = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * (3+3+3) + 18);
 863         gamma = 1.0/scr_screenshot_gammaboost.value;
 864         dpsnprintf(cls.capturevideo.basename, sizeof(cls.capturevideo.basename), "video/dpvideo%03i", cl_capturevideo_number.integer);
 865         Cvar_SetValueQuick(&cl_capturevideo_number, cl_capturevideo_number.integer + 1);
 866
 867         /*
 868         for (i = 0;i < 256;i++)
 869         {
 870                 unsigned char j = (unsigned char)bound(0, 255*pow(i/255.0, gamma), 255);
 871                 cls.capturevideo.rgbgammatable[0][i] = j;
 872                 cls.capturevideo.rgbgammatable[1][i] = j;
 873                 cls.capturevideo.rgbgammatable[2][i] = j;
 874         }
 875         */
 876 /*
 877 R = Y + 1.4075 * (Cr - 128);
 878 G = Y + -0.3455 * (Cb - 128) + -0.7169 * (Cr - 128);
 879 B = Y + 1.7790 * (Cb - 128);
 880 Y = R *  .299 + G *  .587 + B *  .114;
 881 Cb = R * -.169 + G * -.332 + B *  .500 + 128.;
 882 Cr = R *  .500 + G * -.419 + B * -.0813 + 128.;
 883 */
 884         for (i = 0;i < 256;i++)
 885         {
 886                 g = 255*pow(i/255.0, gamma);
 887                 // Y weights from RGB
 888                 cls.capturevideo.rgbtoyuvscaletable[0][0][i] = (short)(g *  0.299);
 889                 cls.capturevideo.rgbtoyuvscaletable[0][1][i] = (short)(g *  0.587);
 890                 cls.capturevideo.rgbtoyuvscaletable[0][2][i] = (short)(g *  0.114);
 891                 // Cb weights from RGB
 892                 cls.capturevideo.rgbtoyuvscaletable[1][0][i] = (short)(g * -0.169);
 893                 cls.capturevideo.rgbtoyuvscaletable[1][1][i] = (short)(g * -0.332);
 894                 cls.capturevideo.rgbtoyuvscaletable[1][2][i] = (short)(g *  0.500);
 895                 // Cr weights from RGB
 896                 cls.capturevideo.rgbtoyuvscaletable[2][0][i] = (short)(g *  0.500);
 897                 cls.capturevideo.rgbtoyuvscaletable[2][1][i] = (short)(g * -0.419);
 898                 cls.capturevideo.rgbtoyuvscaletable[2][2][i] = (short)(g * -0.0813);
 899                 // range reduction of YCbCr to valid signal range
 900                 cls.capturevideo.yuvnormalizetable[0][i] = 16 + i * (236-16) / 256;
 901                 cls.capturevideo.yuvnormalizetable[1][i] = 16 + i * (240-16) / 256;
 902                 cls.capturevideo.yuvnormalizetable[2][i] = 16 + i * (240-16) / 256;
 903         }
 904
 905         //if (cl_capturevideo_)
 906         //{
 907         //}
 908         //else
 909         {
 910                 cls.capturevideo.format = CAPTUREVIDEOFORMAT_AVI_I420;
 911                 cls.capturevideo.videofile = FS_Open (va("%s.avi", cls.capturevideo.basename), "wb", false, true);
 912                 SCR_CaptureVideo_RIFF_Start();
 913                 // enclosing RIFF chunk (there can be multiple of these in >1GB files, the later ones are "AVIX" instead of "AVI " and have no header/stream info)
 914                 SCR_CaptureVideo_RIFF_Push("RIFF", "AVI ");
 915                 // AVI main header
 916                 SCR_CaptureVideo_RIFF_Push("LIST", "hdrl");
 917                 SCR_CaptureVideo_RIFF_Push("avih", NULL);
 918                 SCR_CaptureVideo_RIFF_Write32((int)(1000000.0 / cls.capturevideo.framerate)); // microseconds per frame
 919                 SCR_CaptureVideo_RIFF_Write32(0); // max bytes per second
 920                 SCR_CaptureVideo_RIFF_Write32(0); // padding granularity
 921                 SCR_CaptureVideo_RIFF_Write32(0x910); // flags (AVIF_HASINDEX | AVIF_ISINTERLEAVED | AVIF_TRUSTCKTYPE)
 922                 cls.capturevideo.videofile_totalframes_offset1 = SCR_CaptureVideo_RIFF_GetPosition();
 923                 SCR_CaptureVideo_RIFF_Write32(0); // total frames
 924                 SCR_CaptureVideo_RIFF_Write32(0); // initial frames
 925                 if (cls.capturevideo.soundrate)
 926                         SCR_CaptureVideo_RIFF_Write32(2); // number of streams
 927                 else
 928                         SCR_CaptureVideo_RIFF_Write32(1); // number of streams
 929                 SCR_CaptureVideo_RIFF_Write32(0); // suggested buffer size
 930                 SCR_CaptureVideo_RIFF_Write32(width); // width
 931                 SCR_CaptureVideo_RIFF_Write32(height); // height
 932                 SCR_CaptureVideo_RIFF_Write32(0); // reserved[0]
 933                 SCR_CaptureVideo_RIFF_Write32(0); // reserved[1]
 934                 SCR_CaptureVideo_RIFF_Write32(0); // reserved[2]
 935                 SCR_CaptureVideo_RIFF_Write32(0); // reserved[3]
 936                 SCR_CaptureVideo_RIFF_Pop();
 937                 // video stream info
 938                 SCR_CaptureVideo_RIFF_Push("LIST", "strl");
 939                 SCR_CaptureVideo_RIFF_Push("strh", "vids");
 940                 SCR_CaptureVideo_RIFF_WriteFourCC("I420"); // stream fourcc (I420 colorspace, uncompressed)
 941                 SCR_CaptureVideo_RIFF_Write32(0); // flags
 942                 SCR_CaptureVideo_RIFF_Write16(0); // priority
 943                 SCR_CaptureVideo_RIFF_Write16(0); // language
 944                 SCR_CaptureVideo_RIFF_Write32(0); // initial frames
 945                 // find an ideal divisor for the framerate
 946                 for (x = 1;x < 1000;x++)
 947                         if (cls.capturevideo.framerate * x == floor(cls.capturevideo.framerate * x))
 948                                 break;
 949                 SCR_CaptureVideo_RIFF_Write32(x); // samples/second divisor
 950                 SCR_CaptureVideo_RIFF_Write32((int)(cls.capturevideo.framerate * x)); // samples/second multiplied by divisor
 951                 SCR_CaptureVideo_RIFF_Write32(0); // start
 952                 cls.capturevideo.videofile_totalframes_offset2 = SCR_CaptureVideo_RIFF_GetPosition();
 953                 SCR_CaptureVideo_RIFF_Write32(0); // length
 954                 SCR_CaptureVideo_RIFF_Write32(width*height+(width/2)*(height/2)*2); // suggested buffer size
 955                 SCR_CaptureVideo_RIFF_Write32(0); // quality
 956                 SCR_CaptureVideo_RIFF_Write32(0); // sample size
 957                 SCR_CaptureVideo_RIFF_Write16(0); // frame left
 958                 SCR_CaptureVideo_RIFF_Write16(0); // frame top
 959                 SCR_CaptureVideo_RIFF_Write16(width); // frame right
 960                 SCR_CaptureVideo_RIFF_Write16(height); // frame bottom
 961                 SCR_CaptureVideo_RIFF_Pop();
 962                 // video stream format
 963                 SCR_CaptureVideo_RIFF_Push("strf", NULL);
 964                 SCR_CaptureVideo_RIFF_Write32(40); // BITMAPINFO struct size
 965                 SCR_CaptureVideo_RIFF_Write32(width); // width
 966                 SCR_CaptureVideo_RIFF_Write32(height); // height
 967                 SCR_CaptureVideo_RIFF_Write16(3); // planes
 968                 SCR_CaptureVideo_RIFF_Write16(12); // bitcount
 969                 SCR_CaptureVideo_RIFF_WriteFourCC("I420"); // compression
 970                 SCR_CaptureVideo_RIFF_Write32(width*height+(width/2)*(height/2)*2); // size of image
 971                 SCR_CaptureVideo_RIFF_Write32(0); // x pixels per meter
 972                 SCR_CaptureVideo_RIFF_Write32(0); // y pixels per meter
 973                 SCR_CaptureVideo_RIFF_Write32(0); // color used
 974                 SCR_CaptureVideo_RIFF_Write32(0); // color important
 975                 SCR_CaptureVideo_RIFF_Pop();
 976                 SCR_CaptureVideo_RIFF_Pop();
 977                 if (cls.capturevideo.soundrate)
 978                 {
 979                         // audio stream info
 980                         SCR_CaptureVideo_RIFF_Push("LIST", "strl");
 981                         SCR_CaptureVideo_RIFF_Push("strh", "auds");
 982                         SCR_CaptureVideo_RIFF_Write32(1); // stream fourcc (PCM audio, uncompressed)
 983                         SCR_CaptureVideo_RIFF_Write32(0); // flags
 984                         SCR_CaptureVideo_RIFF_Write16(0); // priority
 985                         SCR_CaptureVideo_RIFF_Write16(0); // language
 986                         SCR_CaptureVideo_RIFF_Write32(0); // initial frames
 987                         SCR_CaptureVideo_RIFF_Write32(1); // samples/second divisor
 988                         SCR_CaptureVideo_RIFF_Write32((int)(cls.capturevideo.soundrate)); // samples/second multiplied by divisor
 989                         SCR_CaptureVideo_RIFF_Write32(0); // start
 990                         cls.capturevideo.videofile_totalsampleframes_offset = SCR_CaptureVideo_RIFF_GetPosition();
 991                         SCR_CaptureVideo_RIFF_Write32(0); // length
 992                         SCR_CaptureVideo_RIFF_Write32(cls.capturevideo.soundrate * 2); // suggested buffer size (this is a half second)
 993                         SCR_CaptureVideo_RIFF_Write32(0); // quality
 994                         SCR_CaptureVideo_RIFF_Write32(4); // sample size
 995                         SCR_CaptureVideo_RIFF_Write16(0); // frame left
 996                         SCR_CaptureVideo_RIFF_Write16(0); // frame top
 997                         SCR_CaptureVideo_RIFF_Write16(0); // frame right
 998                         SCR_CaptureVideo_RIFF_Write16(0); // frame bottom
 999                         SCR_CaptureVideo_RIFF_Pop();
1000                         // audio stream format
1001                         SCR_CaptureVideo_RIFF_Push("strf", NULL);
1002                         SCR_CaptureVideo_RIFF_Write16(1); // format (uncompressed PCM?)
1003                         SCR_CaptureVideo_RIFF_Write16(2); // channels (stereo)
1004                         SCR_CaptureVideo_RIFF_Write32(cls.capturevideo.soundrate); // sampleframes per second
1005                         SCR_CaptureVideo_RIFF_Write32(cls.capturevideo.soundrate * 4); // average bytes per second
1006                         SCR_CaptureVideo_RIFF_Write16(4); // block align
1007                         SCR_CaptureVideo_RIFF_Write16(16); // bits per sample
1008                         SCR_CaptureVideo_RIFF_Write16(0); // size
1009                         SCR_CaptureVideo_RIFF_Pop();
1010                         SCR_CaptureVideo_RIFF_Pop();
1011                 }
1012                 // close the AVI header list
1013                 SCR_CaptureVideo_RIFF_Pop();
1014                 // software that produced this AVI video file
1015                 SCR_CaptureVideo_RIFF_Push("LIST", "INFO");
1016                 SCR_CaptureVideo_RIFF_Push("ISFT", NULL);
1017                 SCR_CaptureVideo_RIFF_WriteTerminatedString(engineversion);
1018                 SCR_CaptureVideo_RIFF_Pop();
1019                 // enable this junk filler if you like the LIST movi to always begin at 4KB in the file (why?)
1020 #if 0
1021                 SCR_CaptureVideo_RIFF_Push("JUNK", NULL);
1022                 x = 4096 - SCR_CaptureVideo_RIFF_GetPosition();
1023                 while (x > 0)
1024                 {
1025                         const char *junkfiller = "[ DarkPlaces junk data ]";
1026                         int i = min(x, (int)strlen(junkfiller));
1027                         SCR_CaptureVideo_RIFF_WriteBytes((const unsigned char *)junkfiller, i);
1028                         x -= i;
1029                 }
1030                 SCR_CaptureVideo_RIFF_Pop();
1031 #endif
1032                 SCR_CaptureVideo_RIFF_Pop();
1033                 // begin the actual video section now
1034                 SCR_CaptureVideo_RIFF_Push("LIST", "movi");
1035                 // we're done with the headers now...
1036                 SCR_CaptureVideo_RIFF_Flush();
1037                 if (cls.capturevideo.riffstacklevel != 2)
1038                         Sys_Error("SCR_CaptureVideo_BeginVideo: broken AVI writing code (stack level is %i (should be 2) at end of headers)\n", cls.capturevideo.riffstacklevel);
1039         }
1040
1041         switch(cls.capturevideo.format)
1042         {
1043         case CAPTUREVIDEOFORMAT_AVI_I420:
1044                 break;
1045         default:
1046                 break;
1047         }
1048 }
1049
1050 void SCR_CaptureVideo_EndVideo(void)
1051 {
1052         if (!cls.capturevideo.active)
1053                 return;
1054         cls.capturevideo.active = false;
1055         if (cls.capturevideo.videofile)
1056         {
1057                 switch(cls.capturevideo.format)
1058                 {
1059                 case CAPTUREVIDEOFORMAT_AVI_I420:
1060                         // close any open chunks
1061                         SCR_CaptureVideo_RIFF_Finish();
1062                         // go back and fix the video frames and audio samples fields
1063                         FS_Seek(cls.capturevideo.videofile, cls.capturevideo.videofile_totalframes_offset1, SEEK_SET);
1064                         SCR_CaptureVideo_RIFF_Write32(cls.capturevideo.frame);
1065                         SCR_CaptureVideo_RIFF_Flush();
1066                         FS_Seek(cls.capturevideo.videofile, cls.capturevideo.videofile_totalframes_offset2, SEEK_SET);
1067                         SCR_CaptureVideo_RIFF_Write32(cls.capturevideo.frame);
1068                         SCR_CaptureVideo_RIFF_Flush();
1069                         if (cls.capturevideo.soundrate)
1070                         {
1071                                 FS_Seek(cls.capturevideo.videofile, cls.capturevideo.videofile_totalsampleframes_offset, SEEK_SET);
1072                                 SCR_CaptureVideo_RIFF_Write32(cls.capturevideo.soundsampleframe);
1073                                 SCR_CaptureVideo_RIFF_Flush();
1074                         }
1075                         break;
1076                 default:
1077                         break;
1078                 }
1079                 FS_Close(cls.capturevideo.videofile);
1080                 cls.capturevideo.videofile = NULL;
1081         }
1082
1083         if (cls.capturevideo.buffer)
1084         {
1085                 Mem_Free (cls.capturevideo.buffer);
1086                 cls.capturevideo.buffer = NULL;
1087         }
1088
1089         if (cls.capturevideo.riffindexbuffer.data)
1090         {
1091                 Mem_Free(cls.capturevideo.riffindexbuffer.data);
1092                 cls.capturevideo.riffindexbuffer.data = NULL;
1093         }
1094
1095         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
1096 }
1097
1098 // converts from RGB24 to I420 colorspace (identical to YV12 except chroma plane order is reversed), this colorspace is handled by the Intel(r) 4:2:0 codec on Windows
1099 void SCR_CaptureVideo_ConvertFrame_RGB_to_I420_flip(int width, int height, unsigned char *instart, unsigned char *outstart)
1100 {
1101         int x, y;
1102         int outoffset = (width/2)*(height/2);
1103         unsigned char *b, *out;
1104         // process one line at a time, and CbCr every other line at 2 pixel intervals
1105         for (y = 0;y < height;y++)
1106         {
1107                 // 1x1 Y
1108                 for (b = instart + (height-1-y)*width*3, out = outstart + y*width, x = 0;x < width;x++, b += 3, out++)
1109                         *out = cls.capturevideo.yuvnormalizetable[0][cls.capturevideo.rgbtoyuvscaletable[0][0][b[0]] + cls.capturevideo.rgbtoyuvscaletable[0][1][b[1]] + cls.capturevideo.rgbtoyuvscaletable[0][2][b[2]]];
1110                 if ((y & 1) == 0)
1111                 {
1112                         // 2x2 Cr and Cb planes
1113 #if 0
1114                         // low quality, no averaging
1115                         for (b = instart + (height-2-y)*width*3, out = outstart + width*height + (y/2)*(width/2), x = 0;x < width/2;x++, b += 6, out++)
1116                         {
1117                                 // Cr
1118                                 out[0        ] = cls.capturevideo.yuvnormalizetable[1][cls.capturevideo.rgbtoyuvscaletable[1][0][b[0]] + cls.capturevideo.rgbtoyuvscaletable[1][1][b[1]] + cls.capturevideo.rgbtoyuvscaletable[1][2][b[2]] + 128];
1119                                 // Cb
1120                                 out[outoffset] = cls.capturevideo.yuvnormalizetable[2][cls.capturevideo.rgbtoyuvscaletable[2][0][b[0]] + cls.capturevideo.rgbtoyuvscaletable[2][1][b[1]] + cls.capturevideo.rgbtoyuvscaletable[2][2][b[2]] + 128];
1121                         }
1122 #else
1123                         // high quality, averaging
1124                         int inpitch = width*3;
1125                         for (b = instart + (height-2-y)*width*3, out = outstart + width*height + (y/2)*(width/2), x = 0;x < width/2;x++, b += 6, out++)
1126                         {
1127                                 int blockr, blockg, blockb;
1128                                 blockr = (b[0] + b[3] + b[inpitch+0] + b[inpitch+3]) >> 2;
1129                                 blockg = (b[1] + b[4] + b[inpitch+1] + b[inpitch+4]) >> 2;
1130                                 blockb = (b[2] + b[5] + b[inpitch+2] + b[inpitch+5]) >> 2;
1131                                 // Cr
1132                                 out[0        ] = cls.capturevideo.yuvnormalizetable[1][cls.capturevideo.rgbtoyuvscaletable[1][0][blockr] + cls.capturevideo.rgbtoyuvscaletable[1][1][blockg] + cls.capturevideo.rgbtoyuvscaletable[1][2][blockb] + 128];
1133                                 // Cb
1134                                 out[outoffset] = cls.capturevideo.yuvnormalizetable[2][cls.capturevideo.rgbtoyuvscaletable[2][0][blockr] + cls.capturevideo.rgbtoyuvscaletable[2][1][blockg] + cls.capturevideo.rgbtoyuvscaletable[2][2][blockb] + 128];
1135                         }
1136 #endif
1137                 }
1138         }
1139 }
1140
1141 qboolean SCR_CaptureVideo_VideoFrame(int newframenum)
1142 {
1143         int x = 0, y = 0, width = vid.width, height = vid.height;
1144         unsigned char *in, *out;
1145         CHECKGLERROR
1146         //return SCR_ScreenShot(filename, cls.capturevideo.buffer, cls.capturevideo.buffer + vid.width * vid.height * 3, cls.capturevideo.buffer + vid.width * vid.height * 6, 0, 0, vid.width, vid.height, false, false, false, jpeg, true);
1147         // speed is critical here, so do saving as directly as possible
1148         switch (cls.capturevideo.format)
1149         {
1150         case CAPTUREVIDEOFORMAT_AVI_I420:
1151                 // if there's no videofile we have to just give up, and abort saving
1152                 if (!cls.capturevideo.videofile)
1153                         return false;
1154                 // FIXME: width/height must be multiple of 2, enforce this?
1155                 qglReadPixels (x, y, width, height, GL_RGB, GL_UNSIGNED_BYTE, cls.capturevideo.buffer);CHECKGLERROR
1156                 in = cls.capturevideo.buffer;
1157                 out = cls.capturevideo.buffer + width*height*3;
1158                 SCR_CaptureVideo_ConvertFrame_RGB_to_I420_flip(width, height, in, out);
1159                 x = width*height+(width/2)*(height/2)*2;
1160                 SCR_CaptureVideo_RIFF_OverflowCheck(8 + x);
1161                 for (;cls.capturevideo.frame < newframenum;cls.capturevideo.frame++)
1162                 {
1163                         SCR_CaptureVideo_RIFF_IndexEntry("00dc", x, 0x10); // AVIIF_KEYFRAME
1164                         SCR_CaptureVideo_RIFF_Push("00dc", NULL);
1165                         SCR_CaptureVideo_RIFF_WriteBytes(out, x);
1166                         SCR_CaptureVideo_RIFF_Pop();
1167                 }
1168                 return true;
1169         default:
1170                 return false;
1171         }
1172 }
1173
1174 void SCR_CaptureVideo_SoundFrame(unsigned char *bufstereo16le, size_t length, int rate)
1175 {
1176         int x;
1177         cls.capturevideo.soundrate = rate;
1178         cls.capturevideo.soundsampleframe += length;
1179         switch (cls.capturevideo.format)
1180         {
1181         case CAPTUREVIDEOFORMAT_AVI_I420:
1182                 x = length*4;
1183                 SCR_CaptureVideo_RIFF_OverflowCheck(8 + x);
1184                 SCR_CaptureVideo_RIFF_IndexEntry("01wb", x, 0x10); // AVIIF_KEYFRAME
1185                 SCR_CaptureVideo_RIFF_Push("01wb", NULL);
1186                 SCR_CaptureVideo_RIFF_WriteBytes(bufstereo16le, x);
1187                 SCR_CaptureVideo_RIFF_Pop();
1188                 break;
1189         default:
1190                 break;
1191         }
1192 }
1193
1194 void SCR_CaptureVideo(void)
1195 {
1196         int newframenum;
1197         if (cl_capturevideo.integer && r_render.integer)
1198         {
1199                 if (!cls.capturevideo.active)
1200                         SCR_CaptureVideo_BeginVideo();
1201                 if (cls.capturevideo.framerate != cl_capturevideo_fps.value)
1202                 {
1203                         Con_Printf("You can not change the video framerate while recording a video.\n");
1204                         Cvar_SetValueQuick(&cl_capturevideo_fps, cls.capturevideo.framerate);
1205                 }
1206                 // for AVI saving we have to make sure that sound is saved before video
1207                 if (cls.capturevideo.soundrate && !cls.capturevideo.soundsampleframe)
1208                         return;
1209                 if (cls.capturevideo.realtime)
1210                 {
1211                         // preserve sound sync by duplicating frames when running slow
1212                         newframenum = (int)((Sys_DoubleTime() - cls.capturevideo.starttime) * cls.capturevideo.framerate);
1213                 }
1214                 else
1215                         newframenum = cls.capturevideo.frame + 1;
1216                 // if falling behind more than one second, stop
1217                 if (newframenum - cls.capturevideo.frame > (int)ceil(cls.capturevideo.framerate))
1218                 {
1219                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1220                         Con_Printf("video saving failed on frame %i, your machine is too slow for this capture speed.\n", cls.capturevideo.frame);
1221                         SCR_CaptureVideo_EndVideo();
1222                         return;
1223                 }
1224                 // write frames
1225                 SCR_CaptureVideo_VideoFrame(newframenum);
1226                 if (cls.capturevideo.error)
1227                 {
1228                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1229                         Con_Printf("video saving failed on frame %i, out of disk space? stopping video capture.\n", cls.capturevideo.frame);
1230                         SCR_CaptureVideo_EndVideo();
1231                 }
1232         }
1233         else if (cls.capturevideo.active)
1234                 SCR_CaptureVideo_EndVideo();
1235 }
1236
1237 /*
1238 ===============
1239 R_Envmap_f
1240
1241 Grab six views for environment mapping tests
1242 ===============
1243 */
1244 struct envmapinfo_s
1245 {
1246         float angles[3];
1247         char *name;
1248         qboolean flipx, flipy, flipdiagonaly;
1249 }
1250 envmapinfo[12] =
1251 {
1252         {{  0,   0, 0}, "rt", false, false, false},
1253         {{  0, 270, 0}, "ft", false, false, false},
1254         {{  0, 180, 0}, "lf", false, false, false},
1255         {{  0,  90, 0}, "bk", false, false, false},
1256         {{-90, 180, 0}, "up",  true,  true, false},
1257         {{ 90, 180, 0}, "dn",  true,  true, false},
1258
1259         {{  0,   0, 0}, "px",  true,  true,  true},
1260         {{  0,  90, 0}, "py", false,  true, false},
1261         {{  0, 180, 0}, "nx", false, false,  true},
1262         {{  0, 270, 0}, "ny",  true, false, false},
1263         {{-90, 180, 0}, "pz", false, false,  true},
1264         {{ 90, 180, 0}, "nz", false, false,  true}
1265 };
1266
1267 static void R_Envmap_f (void)
1268 {
1269         int j, size;
1270         char filename[MAX_QPATH], basename[MAX_QPATH];
1271         unsigned char *buffer1;
1272         unsigned char *buffer2;
1273         unsigned char *buffer3;
1274
1275         if (Cmd_Argc() != 3)
1276         {
1277                 Con_Print("envmap <basename> <size>: save out 6 cubic environment map images, usable with loadsky, note that size must one of 128, 256, 512, or 1024 and can't be bigger than your current resolution\n");
1278                 return;
1279         }
1280
1281         strlcpy (basename, Cmd_Argv(1), sizeof (basename));
1282         size = atoi(Cmd_Argv(2));
1283         if (size != 128 && size != 256 && size != 512 && size != 1024)
1284         {
1285                 Con_Print("envmap: size must be one of 128, 256, 512, or 1024\n");
1286                 return;
1287         }
1288         if (size > vid.width || size > vid.height)
1289         {
1290                 Con_Print("envmap: your resolution is not big enough to render that size\n");
1291                 return;
1292         }
1293
1294         r_refdef.envmap = true;
1295
1296         R_UpdateVariables();
1297
1298         r_view.x = 0;
1299         r_view.y = 0;
1300         r_view.z = 0;
1301         r_view.width = size;
1302         r_view.height = size;
1303         r_view.depth = 1;
1304
1305         r_view.frustum_x = tan(90 * M_PI / 360.0);
1306         r_view.frustum_y = tan(90 * M_PI / 360.0);
1307
1308         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1309         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1310         buffer3 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3 + 18);
1311
1312         for (j = 0;j < 12;j++)
1313         {
1314                 sprintf(filename, "env/%s%s.tga", basename, envmapinfo[j].name);
1315                 Matrix4x4_CreateFromQuakeEntity(&r_view.matrix, r_view.origin[0], r_view.origin[1], r_view.origin[2], envmapinfo[j].angles[0], envmapinfo[j].angles[1], envmapinfo[j].angles[2], 1);
1316                 R_ClearScreen();
1317                 R_Mesh_Start();
1318                 R_RenderView();
1319                 R_Mesh_Finish();
1320                 SCR_ScreenShot(filename, buffer1, buffer2, buffer3, 0, vid.height - (r_view.y + r_view.height), size, size, envmapinfo[j].flipx, envmapinfo[j].flipy, envmapinfo[j].flipdiagonaly, false, false);
1321         }
1322
1323         Mem_Free (buffer1);
1324         Mem_Free (buffer2);
1325         Mem_Free (buffer3);
1326
1327         r_refdef.envmap = false;
1328 }
1329
1330 //=============================================================================
1331
1332 // LordHavoc: SHOWLMP stuff
1333 #define SHOWLMP_MAXLABELS 256
1334 typedef struct showlmp_s
1335 {
1336         qboolean        isactive;
1337         float           x;
1338         float           y;
1339         char            label[32];
1340         char            pic[128];
1341 }
1342 showlmp_t;
1343
1344 showlmp_t showlmp[SHOWLMP_MAXLABELS];
1345
1346 void SHOWLMP_decodehide(void)
1347 {
1348         int i;
1349         char *lmplabel;
1350         lmplabel = MSG_ReadString();
1351         for (i = 0;i < SHOWLMP_MAXLABELS;i++)
1352                 if (showlmp[i].isactive && strcmp(showlmp[i].label, lmplabel) == 0)
1353                 {
1354                         showlmp[i].isactive = false;
1355                         return;
1356                 }
1357 }
1358
1359 void SHOWLMP_decodeshow(void)
1360 {
1361         int i, k;
1362         char lmplabel[256], picname[256];
1363         float x, y;
1364         strlcpy (lmplabel,MSG_ReadString(), sizeof (lmplabel));
1365         strlcpy (picname, MSG_ReadString(), sizeof (picname));
1366         if (gamemode == GAME_NEHAHRA) // LordHavoc: nasty old legacy junk
1367         {
1368                 x = MSG_ReadByte();
1369                 y = MSG_ReadByte();
1370         }
1371         else
1372         {
1373                 x = MSG_ReadShort();
1374                 y = MSG_ReadShort();
1375         }
1376         k = -1;
1377         for (i = 0;i < SHOWLMP_MAXLABELS;i++)
1378                 if (showlmp[i].isactive)
1379                 {
1380                         if (strcmp(showlmp[i].label, lmplabel) == 0)
1381                         {
1382                                 k = i;
1383                                 break; // drop out to replace it
1384                         }
1385                 }
1386                 else if (k < 0) // find first empty one to replace
1387                         k = i;
1388         if (k < 0)
1389                 return; // none found to replace
1390         // change existing one
1391         showlmp[k].isactive = true;
1392         strlcpy (showlmp[k].label, lmplabel, sizeof (showlmp[k].label));
1393         strlcpy (showlmp[k].pic, picname, sizeof (showlmp[k].pic));
1394         showlmp[k].x = x;
1395         showlmp[k].y = y;
1396 }
1397
1398 void SHOWLMP_drawall(void)
1399 {
1400         int i;
1401         for (i = 0;i < SHOWLMP_MAXLABELS;i++)
1402                 if (showlmp[i].isactive)
1403                         DrawQ_Pic(showlmp[i].x, showlmp[i].y, Draw_CachePic(showlmp[i].pic, true), 0, 0, 1, 1, 1, 1, 0);
1404 }
1405
1406 void SHOWLMP_clear(void)
1407 {
1408         int i;
1409         for (i = 0;i < SHOWLMP_MAXLABELS;i++)
1410                 showlmp[i].isactive = false;
1411 }
1412
1413 /*
1414 ==============================================================================
1415
1416                                                 SCREEN SHOTS
1417
1418 ==============================================================================
1419 */
1420
1421 qboolean SCR_ScreenShot(char *filename, unsigned char *buffer1, unsigned char *buffer2, unsigned char *buffer3, int x, int y, int width, int height, qboolean flipx, qboolean flipy, qboolean flipdiagonal, qboolean jpeg, qboolean gammacorrect)
1422 {
1423         int     indices[3] = {0,1,2};
1424         qboolean ret;
1425
1426         if (!r_render.integer)
1427                 return false;
1428
1429         CHECKGLERROR
1430         qglReadPixels (x, y, width, height, GL_RGB, GL_UNSIGNED_BYTE, buffer1);CHECKGLERROR
1431
1432         if (scr_screenshot_gammaboost.value != 1 && gammacorrect)
1433         {
1434                 int i;
1435                 double igamma = 1.0 / scr_screenshot_gammaboost.value;
1436                 unsigned char ramp[256];
1437                 for (i = 0;i < 256;i++)
1438                         ramp[i] = (unsigned char) (pow(i * (1.0 / 255.0), igamma) * 255.0);
1439                 for (i = 0;i < width*height*3;i++)
1440                         buffer1[i] = ramp[buffer1[i]];
1441         }
1442
1443         Image_CopyMux (buffer2, buffer1, width, height, flipx, flipy, flipdiagonal, 3, 3, indices);
1444
1445         if (jpeg)
1446                 ret = JPEG_SaveImage_preflipped (filename, width, height, buffer2);
1447         else
1448                 ret = Image_WriteTGARGB_preflipped (filename, width, height, buffer2, buffer3);
1449
1450         return ret;
1451 }
1452
1453 //=============================================================================
1454
1455 void R_ClearScreen(void)
1456 {
1457         // clear to black
1458         CHECKGLERROR
1459         if (r_refdef.fogenabled)
1460         {
1461                 qglClearColor(r_refdef.fogcolor[0],r_refdef.fogcolor[1],r_refdef.fogcolor[2],0);CHECKGLERROR
1462         }
1463         else
1464         {
1465                 qglClearColor(0,0,0,0);CHECKGLERROR
1466         }
1467         qglClearDepth(1);CHECKGLERROR
1468         if (gl_stencil)
1469         {
1470                 // LordHavoc: we use a stencil centered around 128 instead of 0,
1471                 // to avoid clamping interfering with strange shadow volume
1472                 // drawing orders
1473                 qglClearStencil(128);CHECKGLERROR
1474         }
1475         // clear the screen
1476         if (r_render.integer)
1477                 GL_Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | (gl_stencil ? GL_STENCIL_BUFFER_BIT : 0));
1478         // set dithering mode
1479         if (gl_dither.integer)
1480         {
1481                 qglEnable(GL_DITHER);CHECKGLERROR
1482         }
1483         else
1484         {
1485                 qglDisable(GL_DITHER);CHECKGLERROR
1486         }
1487 }
1488
1489 qboolean CL_VM_UpdateView (void);
1490 void SCR_DrawConsole (void);
1491 void R_Shadow_EditLights_DrawSelectedLightProperties(void);
1492
1493 int r_stereo_side;
1494
1495 void SCR_DrawScreen (void)
1496 {
1497         R_Mesh_Start();
1498
1499         if (r_timereport_active)
1500                 R_TimeReport("setup");
1501
1502         R_UpdateVariables();
1503
1504         if (cls.signon == SIGNONS)
1505         {
1506                 float size;
1507
1508                 size = scr_viewsize.value * (1.0 / 100.0);
1509                 size = min(size, 1);
1510
1511                 if (r_stereo_sidebyside.integer)
1512                 {
1513                         r_view.width = (int)(vid.width * size / 2.5);
1514                         r_view.height = (int)(vid.height * size / 2.5 * (1 - bound(0, r_letterbox.value, 100) / 100));
1515                         r_view.depth = 1;
1516                         r_view.x = (int)((vid.width - r_view.width * 2.5) * 0.5);
1517                         r_view.y = (int)((vid.height - r_view.height)/2);
1518                         r_view.z = 0;
1519                         if (r_stereo_side)
1520                                 r_view.x += (int)(r_view.width * 1.5);
1521                 }
1522                 else
1523                 {
1524                         r_view.width = (int)(vid.width * size);
1525                         r_view.height = (int)(vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100));
1526                         r_view.depth = 1;
1527                         r_view.x = (int)((vid.width - r_view.width)/2);
1528                         r_view.y = (int)((vid.height - r_view.height)/2);
1529                         r_view.z = 0;
1530                 }
1531
1532                 // LordHavoc: viewzoom (zoom in for sniper rifles, etc)
1533                 // LordHavoc: this is designed to produce widescreen fov values
1534                 // when the screen is wider than 4/3 width/height aspect, to do
1535                 // this it simply assumes the requested fov is the vertical fov
1536                 // for a 4x3 display, if the ratio is not 4x3 this makes the fov
1537                 // higher/lower according to the ratio
1538                 r_view.frustum_y = tan(scr_fov.value * cl.viewzoom * M_PI / 360.0) * (3.0/4.0);
1539                 r_view.frustum_x = r_view.frustum_y * (float)r_view.width / (float)r_view.height / vid_pixelheight.value;
1540
1541                 r_view.frustum_x *= r_refdef.frustumscale_x;
1542                 r_view.frustum_y *= r_refdef.frustumscale_y;
1543
1544                 if(!CL_VM_UpdateView())
1545                         R_RenderView();
1546
1547                 if (scr_zoomwindow.integer)
1548                 {
1549                         float sizex = bound(10, scr_zoomwindow_viewsizex.value, 100) / 100.0;
1550                         float sizey = bound(10, scr_zoomwindow_viewsizey.value, 100) / 100.0;
1551                         r_view.width = (int)(vid.width * sizex);
1552                         r_view.height = (int)(vid.height * sizey);
1553                         r_view.depth = 1;
1554                         r_view.x = (int)((vid.width - r_view.width)/2);
1555                         r_view.y = 0;
1556                         r_view.z = 0;
1557
1558                         r_view.frustum_y = tan(scr_zoomwindow_fov.value * cl.viewzoom * M_PI / 360.0) * (3.0/4.0);
1559                         r_view.frustum_x = r_view.frustum_y * vid_pixelheight.value * (float)r_view.width / (float)r_view.height;
1560
1561                         r_view.frustum_x *= r_refdef.frustumscale_x;
1562                         r_view.frustum_y *= r_refdef.frustumscale_y;
1563
1564                         if(!CL_VM_UpdateView())
1565                                 R_RenderView();
1566                 }
1567         }
1568
1569         if (!r_stereo_sidebyside.integer)
1570         {
1571                 r_view.width = vid.width;
1572                 r_view.height = vid.height;
1573                 r_view.depth = 1;
1574                 r_view.x = 0;
1575                 r_view.y = 0;
1576                 r_view.z = 0;
1577         }
1578
1579         // draw 2D stuff
1580
1581         if (cls.signon == SIGNONS)
1582         {
1583                 SCR_DrawNet ();
1584                 SCR_DrawTurtle ();
1585                 SCR_DrawPause ();
1586                 if (!r_letterbox.value)
1587                         Sbar_Draw();
1588                 SHOWLMP_drawall();
1589                 SCR_CheckDrawCenterString();
1590         }
1591         MR_Draw();
1592         CL_DrawVideo();
1593         R_Shadow_EditLights_DrawSelectedLightProperties();
1594
1595         SCR_DrawConsole();
1596
1597         SCR_DrawBrand();
1598
1599         SCR_DrawDownload();
1600
1601         if (r_timereport_active)
1602                 R_TimeReport("2d");
1603
1604         if (cls.signon == SIGNONS)
1605                 R_TimeReport_Frame();
1606
1607         DrawQ_Finish();
1608
1609         R_DrawGamma();
1610
1611         R_Mesh_Finish();
1612
1613         if (r_timereport_active)
1614                 R_TimeReport("meshfinish");
1615 }
1616
1617 void SCR_UpdateLoadingScreen (qboolean clear)
1618 {
1619         float x, y;
1620         cachepic_t *pic;
1621         float vertex3f[12];
1622         float texcoord2f[8];
1623         // don't do anything if not initialized yet
1624         if (vid_hidden || !scr_refresh.integer)
1625                 return;
1626         CHECKGLERROR
1627         qglViewport(0, 0, vid.width, vid.height);CHECKGLERROR
1628         //qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
1629         //qglDepthMask(1);CHECKGLERROR
1630         qglColorMask(1,1,1,1);CHECKGLERROR
1631         qglClearColor(0,0,0,0);CHECKGLERROR
1632         // when starting up a new video mode, make sure the screen is cleared to black
1633         if (clear)
1634         {
1635                 qglClear(GL_COLOR_BUFFER_BIT);CHECKGLERROR
1636         }
1637         //qglDisable(GL_CULL_FACE);CHECKGLERROR
1638         //R_ClearScreen();
1639         R_Textures_Frame();
1640         GL_SetupView_Mode_Ortho(0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100);
1641         R_Mesh_Start();
1642         R_Mesh_Matrix(&identitymatrix);
1643         // draw the loading plaque
1644         pic = Draw_CachePic("gfx/loading", true);
1645         x = (vid_conwidth.integer - pic->width)/2;
1646         y = (vid_conheight.integer - pic->height)/2;
1647         GL_Color(1,1,1,1);
1648         GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1649         GL_DepthTest(false);
1650         R_Mesh_VertexPointer(vertex3f);
1651         R_Mesh_ColorPointer(NULL);
1652         R_Mesh_ResetTextureState();
1653         R_Mesh_TexBind(0, R_GetTexture(pic->tex));
1654         R_Mesh_TexCoordPointer(0, 2, texcoord2f);
1655         vertex3f[2] = vertex3f[5] = vertex3f[8] = vertex3f[11] = 0;
1656         vertex3f[0] = vertex3f[9] = x;
1657         vertex3f[1] = vertex3f[4] = y;
1658         vertex3f[3] = vertex3f[6] = x + pic->width;
1659         vertex3f[7] = vertex3f[10] = y + pic->height;
1660         texcoord2f[0] = 0;texcoord2f[1] = 0;
1661         texcoord2f[2] = 1;texcoord2f[3] = 0;
1662         texcoord2f[4] = 1;texcoord2f[5] = 1;
1663         texcoord2f[6] = 0;texcoord2f[7] = 1;
1664         if (vid.stereobuffer)
1665         {
1666                 qglDrawBuffer(GL_FRONT_LEFT);
1667                 R_Mesh_Draw(0, 4, 2, polygonelements);
1668                 qglDrawBuffer(GL_FRONT_RIGHT);
1669                 R_Mesh_Draw(0, 4, 2, polygonelements);
1670         }
1671         else
1672         {
1673                 qglDrawBuffer(GL_FRONT);
1674                 R_Mesh_Draw(0, 4, 2, polygonelements);
1675         }
1676         R_Mesh_Finish();
1677         // refresh
1678         // not necessary when rendering to GL_FRONT buffers
1679         //VID_Finish(false);
1680 }
1681
1682 void CL_UpdateScreen(void)
1683 {
1684         float conwidth, conheight;
1685
1686         if (vid_hidden || !scr_refresh.integer)
1687                 return;
1688
1689         if (!scr_initialized || !con_initialized)
1690                 return;                         // not initialized yet
1691
1692         // don't allow cheats in multiplayer
1693         if (!cl.islocalgame && cl.worldmodel)
1694         {
1695                 if (r_fullbright.integer != 0)
1696                         Cvar_Set ("r_fullbright", "0");
1697                 if (r_ambient.value != 0)
1698                         Cvar_Set ("r_ambient", "0");
1699         }
1700
1701         conwidth = bound(320, vid_conwidth.value, 2048);
1702         conheight = bound(200, vid_conheight.value, 1536);
1703         if (vid_conwidth.value != conwidth)
1704                 Cvar_SetValue("vid_conwidth", conwidth);
1705         if (vid_conheight.value != conheight)
1706                 Cvar_SetValue("vid_conheight", conheight);
1707
1708         // bound viewsize
1709         if (scr_viewsize.value < 30)
1710                 Cvar_Set ("viewsize","30");
1711         if (scr_viewsize.value > 120)
1712                 Cvar_Set ("viewsize","120");
1713
1714         // bound field of view
1715         if (scr_fov.value < 1)
1716                 Cvar_Set ("fov","1");
1717         if (scr_fov.value > 170)
1718                 Cvar_Set ("fov","170");
1719
1720         // validate r_textureunits cvar
1721         if (r_textureunits.integer > gl_textureunits)
1722                 Cvar_SetValueQuick(&r_textureunits, gl_textureunits);
1723         if (r_textureunits.integer < 1)
1724                 Cvar_SetValueQuick(&r_textureunits, 1);
1725
1726         // validate gl_combine cvar
1727         if (gl_combine.integer && !gl_combine_extension)
1728                 Cvar_SetValueQuick(&gl_combine, 0);
1729
1730         // intermission is always full screen
1731         if (cl.intermission)
1732                 sb_lines = 0;
1733         else
1734         {
1735                 if (scr_viewsize.value >= 120)
1736                         sb_lines = 0;           // no status bar at all
1737                 else if (scr_viewsize.value >= 110)
1738                         sb_lines = 24;          // no inventory
1739                 else
1740                         sb_lines = 24+16+8;
1741         }
1742
1743         r_view.colormask[0] = 1;
1744         r_view.colormask[1] = 1;
1745         r_view.colormask[2] = 1;
1746
1747         if (r_timereport_active)
1748                 R_TimeReport("other");
1749
1750         SCR_SetUpToDrawConsole();
1751
1752         if (r_timereport_active)
1753                 R_TimeReport("start");
1754
1755         CHECKGLERROR
1756         qglViewport(0, 0, vid.width, vid.height);CHECKGLERROR
1757         qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
1758         qglDepthMask(1);CHECKGLERROR
1759         qglColorMask(1,1,1,1);CHECKGLERROR
1760         qglClearColor(0,0,0,0);CHECKGLERROR
1761         qglClear(GL_COLOR_BUFFER_BIT);CHECKGLERROR
1762
1763         if(scr_stipple.integer)
1764         {
1765                 GLubyte stipple[128];
1766                 int i, s, width, parts;
1767                 static int frame = 0;
1768                 ++frame;
1769
1770                 s = scr_stipple.integer;
1771                 parts = (s & 007);
1772                 width = (s & 070) >> 3;
1773
1774                 qglEnable(GL_POLYGON_STIPPLE); // 0x0B42
1775                 for(i = 0; i < 128; ++i)
1776                 {
1777                         int line = i/4;
1778                         stipple[i] = (((line >> width) + frame) & ((1 << parts) - 1)) ? 0x00 : 0xFF;
1779                 }
1780                 qglPolygonStipple(stipple);
1781         }
1782         else
1783                 qglDisable(GL_POLYGON_STIPPLE);
1784
1785         if (r_timereport_active)
1786                 R_TimeReport("clear");
1787
1788         if (vid.stereobuffer || r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer || r_stereo_sidebyside.integer)
1789         {
1790                 matrix4x4_t originalmatrix = r_view.matrix;
1791                 matrix4x4_t offsetmatrix;
1792                 Matrix4x4_CreateTranslate(&offsetmatrix, 0, r_stereo_separation.value * -0.5f, 0);
1793                 Matrix4x4_Concat(&r_view.matrix, &originalmatrix, &offsetmatrix);
1794
1795                 if (r_stereo_sidebyside.integer)
1796                         r_stereo_side = 0;
1797
1798                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
1799                 {
1800                         r_view.colormask[0] = 1;
1801                         r_view.colormask[1] = 0;
1802                         r_view.colormask[2] = 0;
1803                 }
1804
1805                 if (vid.stereobuffer)
1806                         qglDrawBuffer(GL_BACK_RIGHT);
1807
1808                 SCR_DrawScreen();
1809
1810                 Matrix4x4_CreateTranslate(&offsetmatrix, 0, r_stereo_separation.value * 0.5f, 0);
1811                 Matrix4x4_Concat(&r_view.matrix, &originalmatrix, &offsetmatrix);
1812
1813                 if (r_stereo_sidebyside.integer)
1814                         r_stereo_side = 1;
1815
1816                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
1817                 {
1818                         r_view.colormask[0] = 0;
1819                         r_view.colormask[1] = r_stereo_redcyan.integer || r_stereo_redgreen.integer;
1820                         r_view.colormask[2] = r_stereo_redcyan.integer || r_stereo_redblue.integer;
1821                 }
1822
1823                 if (vid.stereobuffer)
1824                         qglDrawBuffer(GL_BACK_LEFT);
1825
1826                 SCR_DrawScreen();
1827
1828                 r_view.matrix = originalmatrix;
1829         }
1830         else
1831         {
1832                 qglDrawBuffer(GL_BACK);
1833                 SCR_DrawScreen();
1834         }
1835
1836         SCR_CaptureVideo();
1837
1838         VID_Finish(true);
1839         if (r_timereport_active)
1840                 R_TimeReport("finish");
1841 }
1842
1843 void CL_Screen_NewMap(void)
1844 {
1845         SHOWLMP_clear();
1846 }