6 #include "cl_collision.h"
10 // we have to include snd_main.h here only to get access to snd_renderbuffer->format.speed when writing the AVI headers
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"};
50 int jpeg_supported = false;
52 qboolean scr_initialized; // ready to draw
54 float scr_con_current;
56 extern int con_vislines;
58 static void SCR_ScreenShot_f (void);
59 static void R_Envmap_f (void);
62 void R_ClearScreen(void);
65 ===============================================================================
69 ===============================================================================
72 char scr_centerstring[MAX_INPUTLINE];
73 float scr_centertime_start; // for slow victory printing
74 float scr_centertime_off;
83 Called for important messages that should stay in the center of the screen
87 void SCR_CenterPrint(char *str)
89 strlcpy (scr_centerstring, str, sizeof (scr_centerstring));
90 scr_centertime_off = scr_centertime.value;
91 scr_centertime_start = cl.time;
93 // count the number of lines for centering
104 void SCR_DrawCenterString (void)
112 // the finale prints the characters one at a time
114 remaining = (int)(scr_printspeed.value * (cl.time - scr_centertime_start));
118 scr_erase_center = 0;
119 start = scr_centerstring;
124 if (scr_center_lines <= 4)
125 y = (int)(vid_conheight.integer*0.35);
132 // scan the number of characters on the line, not counting color codes
134 for (l=0 ; l<vid_conwidth.integer/8 ; l++)
136 if (start[l] == '\n' || !start[l])
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'))
144 x = (vid_conwidth.integer - chars*8)/2;
149 DrawQ_ColoredString(x, y, start, l, 8, 8, 1, 1, 1, 1, 0, &color);
157 while (*start && *start != '\n')
162 start++; // skip the \n
166 void SCR_CheckDrawCenterString (void)
168 if (scr_center_lines > scr_erase_lines)
169 scr_erase_lines = scr_center_lines;
171 scr_centertime_off -= cl.realframetime;
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)
177 if (scr_centertime_off <= 0 && !cl.intermission)
179 if (key_dest != key_game)
182 SCR_DrawCenterString ();
190 void SCR_DrawTurtle (void)
194 if (cls.state != ca_connected)
197 if (!scr_showturtle.integer)
200 if (cl.realframetime < 0.1)
210 DrawQ_Pic (0, 0, Draw_CachePic("gfx/turtle", true), 0, 0, 1, 1, 1, 1, 0);
218 void SCR_DrawNet (void)
220 if (cls.state != ca_connected)
222 if (realtime - cl.last_received_message < 0.3)
224 if (cls.demoplayback)
227 DrawQ_Pic (64, 0, Draw_CachePic("gfx/net", true), 0, 0, 1, 1, 1, 1, 0);
235 void SCR_DrawPause (void)
239 if (cls.state != ca_connected)
242 if (!scr_showpause.integer) // turn off for screenshots
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);
257 void SCR_DrawBrand (void)
262 if (!scr_showbrand.value)
265 pic = Draw_CachePic ("gfx/brand", true);
267 switch ((int)scr_showbrand.value)
269 case 1: // bottom left
271 y = vid_conheight.integer - pic->height;
273 case 2: // bottom centre
274 x = (vid_conwidth.integer - pic->width) / 2;
275 y = vid_conheight.integer - pic->height;
277 case 3: // bottom right
278 x = vid_conwidth.integer - pic->width;
279 y = vid_conheight.integer - pic->height;
281 case 4: // centre right
282 x = vid_conwidth.integer - pic->width;
283 y = (vid_conheight.integer - pic->height) / 2;
286 x = vid_conwidth.integer - pic->width;
289 case 6: // top centre
290 x = (vid_conwidth.integer - pic->width) / 2;
297 case 8: // centre left
299 y = (vid_conheight.integer - pic->height) / 2;
305 DrawQ_Pic (x, y, pic, 0, 0, 1, 1, 1, 1, 0);
313 static int SCR_DrawQWDownload(int offset)
319 if (!cls.qw_downloadname[0])
321 cls.qw_downloadspeedrate = 0;
322 cls.qw_downloadspeedtime = realtime;
323 cls.qw_downloadspeedcount = 0;
326 if (realtime >= cls.qw_downloadspeedtime + 1)
328 cls.qw_downloadspeedrate = cls.qw_downloadspeedcount;
329 cls.qw_downloadspeedtime = realtime;
330 cls.qw_downloadspeedcount = 0;
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);
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);
349 static int SCR_DrawCurlDownload(int offset)
356 Curl_downloadinfo_t *downinfo;
360 downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo);
364 y = vid_conheight.integer - size * nDownloads - offset;
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);
374 for(i = 0; i != nDownloads; ++i)
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);
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);
390 return 8 * (nDownloads + (addinfo ? 1 : 0));
398 static void SCR_DrawDownload()
401 offset += SCR_DrawQWDownload(offset);
402 offset += SCR_DrawCurlDownload(offset);
405 //=============================================================================
409 SCR_SetUpToDrawConsole
412 void SCR_SetUpToDrawConsole (void)
414 // lines of console to display
416 static int framecounter = 0;
420 if (scr_menuforcewhiledisconnected.integer && key_dest == key_game && cls.state == ca_disconnected)
422 if (framecounter >= 2)
430 if (scr_conforcewhiledisconnected.integer && key_dest == key_game && cls.signon != SIGNONS)
431 key_consoleactive |= KEY_CONSOLEACTIVE_FORCED;
433 key_consoleactive &= ~KEY_CONSOLEACTIVE_FORCED;
435 // decide on the height of the console
436 if (key_consoleactive & KEY_CONSOLEACTIVE_USER)
437 conlines = vid_conheight.integer/2; // half screen
439 conlines = 0; // none visible
441 scr_con_current = conlines;
449 void SCR_DrawConsole (void)
451 if (key_consoleactive & KEY_CONSOLEACTIVE_FORCED)
454 Con_DrawConsole (vid_conheight.integer);
456 else if (scr_con_current)
457 Con_DrawConsole ((int)scr_con_current);
461 if ((key_dest == key_game || key_dest == key_message) && !r_letterbox.value)
462 Con_DrawNotify (); // only draw notify in game
468 SCR_BeginLoadingPlaque
472 void SCR_BeginLoadingPlaque (void)
474 // save console log up to this point to log_file if it was set by configs
479 SCR_UpdateLoadingScreen(false);
482 //=============================================================================
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;
488 void R_TimeReport(char *desc)
494 if (r_speeds.integer < 2 || !r_timereport_active)
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);
503 dpsnprintf(tempbuf, sizeof(tempbuf), "%8i %-11s", t, desc);
504 length = (int)strlen(tempbuf);
505 if (speedstringcount + length > (vid_conwidth.integer / 8))
507 strlcat(r_speeds_string, "\n", sizeof(r_speeds_string));
508 speedstringcount = 0;
510 strlcat(r_speeds_string, tempbuf, sizeof(r_speeds_string));
511 speedstringcount += length;
514 void R_TimeReport_Frame(void)
518 if (r_speeds_string[0])
520 if (r_timereport_active)
522 r_timereport_current = r_timereport_start;
523 R_TimeReport("total");
526 if (r_speeds_string[strlen(r_speeds_string)-1] == '\n')
527 r_speeds_string[strlen(r_speeds_string)-1] = 0;
529 for (i = 0;r_speeds_string[i];i++)
530 if (r_speeds_string[i] == '\n')
532 y = vid_conheight.integer - sb_lines - lines * 8;
534 DrawQ_Pic(0, y, NULL, vid_conwidth.integer, lines * 8, 0, 0, 0, 0.5, 0);
535 while (r_speeds_string[i])
538 while (r_speeds_string[i] && r_speeds_string[i] != '\n')
541 DrawQ_String(0, y, r_speeds_string + j, i - j, 8, 8, 1, 1, 1, 1, 0);
542 if (r_speeds_string[i] == '\n')
546 r_speeds_string[0] = 0;
547 r_timereport_active = false;
549 if (r_speeds.integer && cls.signon == SIGNONS && cls.state == ca_connected)
551 speedstringcount = 0;
552 r_speeds_string[0] = 0;
553 r_timereport_active = false;
554 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]);
555 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);
556 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);
557 if (r_refdef.stats.bloom)
558 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);
560 sprintf(r_speeds_string + strlen(r_speeds_string), "rendered%6i meshes%8i triangles\n", r_refdef.stats.meshes, r_refdef.stats.meshes_elements / 3);
562 memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
564 if (r_speeds.integer >= 2)
566 r_timereport_active = true;
567 r_timereport_start = r_timereport_current = Sys_DoubleTime();
579 void SCR_SizeUp_f (void)
581 Cvar_SetValue ("viewsize",scr_viewsize.value+10);
592 void SCR_SizeDown_f (void)
594 Cvar_SetValue ("viewsize",scr_viewsize.value-10);
597 void CL_Screen_Init(void)
599 Cvar_RegisterVariable (&scr_fov);
600 Cvar_RegisterVariable (&scr_viewsize);
601 Cvar_RegisterVariable (&scr_conalpha);
602 Cvar_RegisterVariable (&scr_conbrightness);
603 Cvar_RegisterVariable (&scr_conforcewhiledisconnected);
604 Cvar_RegisterVariable (&scr_menuforcewhiledisconnected);
605 Cvar_RegisterVariable (&scr_showram);
606 Cvar_RegisterVariable (&scr_showturtle);
607 Cvar_RegisterVariable (&scr_showpause);
608 Cvar_RegisterVariable (&scr_showbrand);
609 Cvar_RegisterVariable (&scr_centertime);
610 Cvar_RegisterVariable (&scr_printspeed);
611 Cvar_RegisterVariable (&vid_conwidth);
612 Cvar_RegisterVariable (&vid_conheight);
613 Cvar_RegisterVariable (&vid_pixelheight);
614 Cvar_RegisterVariable (&scr_screenshot_jpeg);
615 Cvar_RegisterVariable (&scr_screenshot_jpeg_quality);
616 Cvar_RegisterVariable (&scr_screenshot_gammaboost);
617 Cvar_RegisterVariable (&cl_capturevideo);
618 Cvar_RegisterVariable (&cl_capturevideo_realtime);
619 Cvar_RegisterVariable (&cl_capturevideo_fps);
620 Cvar_RegisterVariable (&cl_capturevideo_number);
621 Cvar_RegisterVariable (&r_letterbox);
622 Cvar_RegisterVariable(&r_stereo_separation);
623 Cvar_RegisterVariable(&r_stereo_sidebyside);
624 Cvar_RegisterVariable(&r_stereo_redblue);
625 Cvar_RegisterVariable(&r_stereo_redcyan);
626 Cvar_RegisterVariable(&r_stereo_redgreen);
627 Cvar_RegisterVariable(&scr_zoomwindow);
628 Cvar_RegisterVariable(&scr_zoomwindow_viewsizex);
629 Cvar_RegisterVariable(&scr_zoomwindow_viewsizey);
630 Cvar_RegisterVariable(&scr_zoomwindow_fov);
631 Cvar_RegisterVariable(&scr_stipple);
632 Cvar_RegisterVariable(&scr_refresh);
634 Cmd_AddCommand ("sizeup",SCR_SizeUp_f, "increase view size (increases viewsize cvar)");
635 Cmd_AddCommand ("sizedown",SCR_SizeDown_f, "decrease view size (decreases viewsize cvar)");
636 Cmd_AddCommand ("screenshot",SCR_ScreenShot_f, "takes a screenshot of the next rendered frame");
637 Cmd_AddCommand ("envmap", R_Envmap_f, "render a cubemap (skybox) of the current scene");
639 scr_initialized = true;
647 void SCR_ScreenShot_f (void)
649 static int shotnumber;
650 static char oldname[MAX_QPATH];
651 char base[MAX_QPATH];
652 char filename[MAX_QPATH];
653 unsigned char *buffer1;
654 unsigned char *buffer2;
655 unsigned char *buffer3;
656 qboolean jpeg = (scr_screenshot_jpeg.integer != 0);
658 sprintf (base, "screenshots/%s", scr_screenshot_name.string);
660 if (strcmp (oldname, scr_screenshot_name.string))
662 sprintf(oldname, "%s", scr_screenshot_name.string);
666 // find a file name to save it to
667 for (;shotnumber < 1000000;shotnumber++)
668 if (!FS_SysFileExists(va("%s/%s%06d.tga", fs_gamedir, base, shotnumber)) && !FS_SysFileExists(va("%s/%s%06d.jpg", fs_gamedir, base, shotnumber)))
670 if (shotnumber >= 1000000)
672 Con_Print("SCR_ScreenShot_f: Couldn't create the image file\n");
676 sprintf(filename, "%s%06d.%s", base, shotnumber, jpeg ? "jpg" : "tga");
678 buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
679 buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
680 buffer3 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3 + 18);
682 if (SCR_ScreenShot (filename, buffer1, buffer2, buffer3, 0, 0, vid.width, vid.height, false, false, false, jpeg, true))
683 Con_Printf("Wrote %s\n", filename);
685 Con_Printf("unable to write %s\n", filename);
694 static void SCR_CaptureVideo_RIFF_Start(void)
696 memset(&cls.capturevideo.riffbuffer, 0, sizeof(sizebuf_t));
697 cls.capturevideo.riffbuffer.maxsize = sizeof(cls.capturevideo.riffbufferdata);
698 cls.capturevideo.riffbuffer.data = cls.capturevideo.riffbufferdata;
701 static void SCR_CaptureVideo_RIFF_Flush(void)
703 if (cls.capturevideo.riffbuffer.cursize > 0)
705 if (!FS_Write(cls.capturevideo.videofile, cls.capturevideo.riffbuffer.data, cls.capturevideo.riffbuffer.cursize))
706 cls.capturevideo.error = true;
707 cls.capturevideo.riffbuffer.cursize = 0;
708 cls.capturevideo.riffbuffer.overflowed = false;
712 static void SCR_CaptureVideo_RIFF_WriteBytes(const unsigned char *data, size_t size)
714 SCR_CaptureVideo_RIFF_Flush();
715 if (!FS_Write(cls.capturevideo.videofile, data, size))
716 cls.capturevideo.error = true;
719 static void SCR_CaptureVideo_RIFF_Write32(int n)
721 if (cls.capturevideo.riffbuffer.cursize + 4 > cls.capturevideo.riffbuffer.maxsize)
722 SCR_CaptureVideo_RIFF_Flush();
723 MSG_WriteLong(&cls.capturevideo.riffbuffer, n);
726 static void SCR_CaptureVideo_RIFF_Write16(int n)
728 if (cls.capturevideo.riffbuffer.cursize + 2 > cls.capturevideo.riffbuffer.maxsize)
729 SCR_CaptureVideo_RIFF_Flush();
730 MSG_WriteShort(&cls.capturevideo.riffbuffer, n);
733 static void SCR_CaptureVideo_RIFF_WriteFourCC(const char *chunkfourcc)
735 if (cls.capturevideo.riffbuffer.cursize + (int)strlen(chunkfourcc) > cls.capturevideo.riffbuffer.maxsize)
736 SCR_CaptureVideo_RIFF_Flush();
737 MSG_WriteUnterminatedString(&cls.capturevideo.riffbuffer, chunkfourcc);
740 static void SCR_CaptureVideo_RIFF_WriteTerminatedString(const char *string)
742 if (cls.capturevideo.riffbuffer.cursize + (int)strlen(string) > cls.capturevideo.riffbuffer.maxsize)
743 SCR_CaptureVideo_RIFF_Flush();
744 MSG_WriteString(&cls.capturevideo.riffbuffer, string);
747 static fs_offset_t SCR_CaptureVideo_RIFF_GetPosition(void)
749 SCR_CaptureVideo_RIFF_Flush();
750 return FS_Tell(cls.capturevideo.videofile);
753 static void SCR_CaptureVideo_RIFF_Push(const char *chunkfourcc, const char *listtypefourcc)
755 SCR_CaptureVideo_RIFF_WriteFourCC(chunkfourcc);
756 SCR_CaptureVideo_RIFF_Write32(0);
757 SCR_CaptureVideo_RIFF_Flush();
758 cls.capturevideo.riffstackstartoffset[cls.capturevideo.riffstacklevel++] = SCR_CaptureVideo_RIFF_GetPosition();
760 SCR_CaptureVideo_RIFF_WriteFourCC(listtypefourcc);
763 static void SCR_CaptureVideo_RIFF_Pop(void)
767 unsigned char sizebytes[4];
768 // write out the chunk size and then return to the current file position
769 cls.capturevideo.riffstacklevel--;
770 offset = SCR_CaptureVideo_RIFF_GetPosition();
771 x = (int)(offset - (cls.capturevideo.riffstackstartoffset[cls.capturevideo.riffstacklevel]));
772 sizebytes[0] = (x) & 0xff;sizebytes[1] = (x >> 8) & 0xff;sizebytes[2] = (x >> 16) & 0xff;sizebytes[3] = (x >> 24) & 0xff;
773 FS_Seek(cls.capturevideo.videofile, -(x + 4), SEEK_END);
774 FS_Write(cls.capturevideo.videofile, sizebytes, 4);
775 FS_Seek(cls.capturevideo.videofile, 0, SEEK_END);
779 FS_Write(cls.capturevideo.videofile, &c, 1);
783 static void SCR_CaptureVideo_RIFF_IndexEntry(const char *chunkfourcc, int chunksize, int flags)
785 if (cls.capturevideo.riffstacklevel != 2)
786 Sys_Error("SCR_Capturevideo_RIFF_IndexEntry: RIFF stack level is %i (should be 2)\n", cls.capturevideo.riffstacklevel);
787 if (cls.capturevideo.riffindexbuffer.cursize + 16 > cls.capturevideo.riffindexbuffer.maxsize)
789 int oldsize = cls.capturevideo.riffindexbuffer.maxsize;
790 unsigned char *olddata;
791 olddata = cls.capturevideo.riffindexbuffer.data;
792 cls.capturevideo.riffindexbuffer.maxsize = max(cls.capturevideo.riffindexbuffer.maxsize * 2, 4096);
793 cls.capturevideo.riffindexbuffer.data = Mem_Alloc(tempmempool, cls.capturevideo.riffindexbuffer.maxsize);
796 memcpy(cls.capturevideo.riffindexbuffer.data, olddata, oldsize);
800 MSG_WriteUnterminatedString(&cls.capturevideo.riffindexbuffer, chunkfourcc);
801 MSG_WriteLong(&cls.capturevideo.riffindexbuffer, flags);
802 MSG_WriteLong(&cls.capturevideo.riffindexbuffer, (int)FS_Tell(cls.capturevideo.videofile) - cls.capturevideo.riffstackstartoffset[1]);
803 MSG_WriteLong(&cls.capturevideo.riffindexbuffer, chunksize);
806 static void SCR_CaptureVideo_RIFF_Finish(void)
808 // close the "movi" list
809 SCR_CaptureVideo_RIFF_Pop();
810 // write the idx1 chunk that we've been building while saving the frames
811 SCR_CaptureVideo_RIFF_Push("idx1", NULL);
812 SCR_CaptureVideo_RIFF_WriteBytes(cls.capturevideo.riffindexbuffer.data, cls.capturevideo.riffindexbuffer.cursize);
813 SCR_CaptureVideo_RIFF_Pop();
814 cls.capturevideo.riffindexbuffer.cursize = 0;
815 // pop the RIFF chunk itself
816 while (cls.capturevideo.riffstacklevel > 0)
817 SCR_CaptureVideo_RIFF_Pop();
818 SCR_CaptureVideo_RIFF_Flush();
821 static void SCR_CaptureVideo_RIFF_OverflowCheck(int framesize)
824 if (cls.capturevideo.riffstacklevel != 2)
825 Sys_Error("SCR_CaptureVideo_RIFF_OverflowCheck: chunk stack leakage!\n");
826 // check where we are in the file
827 SCR_CaptureVideo_RIFF_Flush();
828 cursize = SCR_CaptureVideo_RIFF_GetPosition() - cls.capturevideo.riffstackstartoffset[0];
829 // if this would overflow the windows limit of 1GB per RIFF chunk, we need
830 // to close the current RIFF chunk and open another for future frames
831 if (8 + cursize + framesize + cls.capturevideo.riffindexbuffer.cursize + 8 > 1<<30)
833 SCR_CaptureVideo_RIFF_Finish();
834 // begin a new 1GB extended section of the AVI
835 SCR_CaptureVideo_RIFF_Push("RIFF", "AVIX");
836 SCR_CaptureVideo_RIFF_Push("LIST", "movi");
840 void SCR_CaptureVideo_BeginVideo(void)
843 int width = vid.width, height = vid.height, x;
845 if (cls.capturevideo.active)
847 memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
848 // soundrate is figured out on the first SoundFrame
849 cls.capturevideo.active = true;
850 cls.capturevideo.starttime = Sys_DoubleTime();
851 cls.capturevideo.framerate = bound(1, cl_capturevideo_fps.value, 1000);
852 cls.capturevideo.soundrate = S_GetSoundRate();
853 cls.capturevideo.frame = 0;
854 cls.capturevideo.soundsampleframe = 0;
855 cls.capturevideo.realtime = cl_capturevideo_realtime.integer != 0;
856 cls.capturevideo.buffer = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * (3+3+3) + 18);
857 gamma = 1.0/scr_screenshot_gammaboost.value;
858 dpsnprintf(cls.capturevideo.basename, sizeof(cls.capturevideo.basename), "video/dpvideo%03i", cl_capturevideo_number.integer);
859 Cvar_SetValueQuick(&cl_capturevideo_number, cl_capturevideo_number.integer + 1);
862 for (i = 0;i < 256;i++)
864 unsigned char j = (unsigned char)bound(0, 255*pow(i/255.0, gamma), 255);
865 cls.capturevideo.rgbgammatable[0][i] = j;
866 cls.capturevideo.rgbgammatable[1][i] = j;
867 cls.capturevideo.rgbgammatable[2][i] = j;
871 R = Y + 1.4075 * (Cr - 128);
872 G = Y + -0.3455 * (Cb - 128) + -0.7169 * (Cr - 128);
873 B = Y + 1.7790 * (Cb - 128);
874 Y = R * .299 + G * .587 + B * .114;
875 Cb = R * -.169 + G * -.332 + B * .500 + 128.;
876 Cr = R * .500 + G * -.419 + B * -.0813 + 128.;
878 for (i = 0;i < 256;i++)
880 g = 255*pow(i/255.0, gamma);
881 // Y weights from RGB
882 cls.capturevideo.rgbtoyuvscaletable[0][0][i] = (short)(g * 0.299);
883 cls.capturevideo.rgbtoyuvscaletable[0][1][i] = (short)(g * 0.587);
884 cls.capturevideo.rgbtoyuvscaletable[0][2][i] = (short)(g * 0.114);
885 // Cb weights from RGB
886 cls.capturevideo.rgbtoyuvscaletable[1][0][i] = (short)(g * -0.169);
887 cls.capturevideo.rgbtoyuvscaletable[1][1][i] = (short)(g * -0.332);
888 cls.capturevideo.rgbtoyuvscaletable[1][2][i] = (short)(g * 0.500);
889 // Cr weights from RGB
890 cls.capturevideo.rgbtoyuvscaletable[2][0][i] = (short)(g * 0.500);
891 cls.capturevideo.rgbtoyuvscaletable[2][1][i] = (short)(g * -0.419);
892 cls.capturevideo.rgbtoyuvscaletable[2][2][i] = (short)(g * -0.0813);
893 // range reduction of YCbCr to valid signal range
894 cls.capturevideo.yuvnormalizetable[0][i] = 16 + i * (236-16) / 256;
895 cls.capturevideo.yuvnormalizetable[1][i] = 16 + i * (240-16) / 256;
896 cls.capturevideo.yuvnormalizetable[2][i] = 16 + i * (240-16) / 256;
899 //if (cl_capturevideo_)
904 cls.capturevideo.format = CAPTUREVIDEOFORMAT_AVI_I420;
905 cls.capturevideo.videofile = FS_Open (va("%s.avi", cls.capturevideo.basename), "wb", false, true);
906 SCR_CaptureVideo_RIFF_Start();
907 // 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)
908 SCR_CaptureVideo_RIFF_Push("RIFF", "AVI ");
910 SCR_CaptureVideo_RIFF_Push("LIST", "hdrl");
911 SCR_CaptureVideo_RIFF_Push("avih", NULL);
912 SCR_CaptureVideo_RIFF_Write32((int)(1000000.0 / cls.capturevideo.framerate)); // microseconds per frame
913 SCR_CaptureVideo_RIFF_Write32(0); // max bytes per second
914 SCR_CaptureVideo_RIFF_Write32(0); // padding granularity
915 SCR_CaptureVideo_RIFF_Write32(0x910); // flags (AVIF_HASINDEX | AVIF_ISINTERLEAVED | AVIF_TRUSTCKTYPE)
916 cls.capturevideo.videofile_totalframes_offset1 = SCR_CaptureVideo_RIFF_GetPosition();
917 SCR_CaptureVideo_RIFF_Write32(0); // total frames
918 SCR_CaptureVideo_RIFF_Write32(0); // initial frames
919 if (cls.capturevideo.soundrate)
920 SCR_CaptureVideo_RIFF_Write32(2); // number of streams
922 SCR_CaptureVideo_RIFF_Write32(1); // number of streams
923 SCR_CaptureVideo_RIFF_Write32(0); // suggested buffer size
924 SCR_CaptureVideo_RIFF_Write32(width); // width
925 SCR_CaptureVideo_RIFF_Write32(height); // height
926 SCR_CaptureVideo_RIFF_Write32(0); // reserved[0]
927 SCR_CaptureVideo_RIFF_Write32(0); // reserved[1]
928 SCR_CaptureVideo_RIFF_Write32(0); // reserved[2]
929 SCR_CaptureVideo_RIFF_Write32(0); // reserved[3]
930 SCR_CaptureVideo_RIFF_Pop();
932 SCR_CaptureVideo_RIFF_Push("LIST", "strl");
933 SCR_CaptureVideo_RIFF_Push("strh", "vids");
934 SCR_CaptureVideo_RIFF_WriteFourCC("I420"); // stream fourcc (I420 colorspace, uncompressed)
935 SCR_CaptureVideo_RIFF_Write32(0); // flags
936 SCR_CaptureVideo_RIFF_Write16(0); // priority
937 SCR_CaptureVideo_RIFF_Write16(0); // language
938 SCR_CaptureVideo_RIFF_Write32(0); // initial frames
939 // find an ideal divisor for the framerate
940 for (x = 1;x < 1000;x++)
941 if (cls.capturevideo.framerate * x == floor(cls.capturevideo.framerate * x))
943 SCR_CaptureVideo_RIFF_Write32(x); // samples/second divisor
944 SCR_CaptureVideo_RIFF_Write32((int)(cls.capturevideo.framerate * x)); // samples/second multiplied by divisor
945 SCR_CaptureVideo_RIFF_Write32(0); // start
946 cls.capturevideo.videofile_totalframes_offset2 = SCR_CaptureVideo_RIFF_GetPosition();
947 SCR_CaptureVideo_RIFF_Write32(0); // length
948 SCR_CaptureVideo_RIFF_Write32(width*height+(width/2)*(height/2)*2); // suggested buffer size
949 SCR_CaptureVideo_RIFF_Write32(0); // quality
950 SCR_CaptureVideo_RIFF_Write32(0); // sample size
951 SCR_CaptureVideo_RIFF_Write16(0); // frame left
952 SCR_CaptureVideo_RIFF_Write16(0); // frame top
953 SCR_CaptureVideo_RIFF_Write16(width); // frame right
954 SCR_CaptureVideo_RIFF_Write16(height); // frame bottom
955 SCR_CaptureVideo_RIFF_Pop();
956 // video stream format
957 SCR_CaptureVideo_RIFF_Push("strf", NULL);
958 SCR_CaptureVideo_RIFF_Write32(40); // BITMAPINFO struct size
959 SCR_CaptureVideo_RIFF_Write32(width); // width
960 SCR_CaptureVideo_RIFF_Write32(height); // height
961 SCR_CaptureVideo_RIFF_Write16(3); // planes
962 SCR_CaptureVideo_RIFF_Write16(12); // bitcount
963 SCR_CaptureVideo_RIFF_WriteFourCC("I420"); // compression
964 SCR_CaptureVideo_RIFF_Write32(width*height+(width/2)*(height/2)*2); // size of image
965 SCR_CaptureVideo_RIFF_Write32(0); // x pixels per meter
966 SCR_CaptureVideo_RIFF_Write32(0); // y pixels per meter
967 SCR_CaptureVideo_RIFF_Write32(0); // color used
968 SCR_CaptureVideo_RIFF_Write32(0); // color important
969 SCR_CaptureVideo_RIFF_Pop();
970 SCR_CaptureVideo_RIFF_Pop();
971 if (cls.capturevideo.soundrate)
974 SCR_CaptureVideo_RIFF_Push("LIST", "strl");
975 SCR_CaptureVideo_RIFF_Push("strh", "auds");
976 SCR_CaptureVideo_RIFF_Write32(1); // stream fourcc (PCM audio, uncompressed)
977 SCR_CaptureVideo_RIFF_Write32(0); // flags
978 SCR_CaptureVideo_RIFF_Write16(0); // priority
979 SCR_CaptureVideo_RIFF_Write16(0); // language
980 SCR_CaptureVideo_RIFF_Write32(0); // initial frames
981 SCR_CaptureVideo_RIFF_Write32(1); // samples/second divisor
982 SCR_CaptureVideo_RIFF_Write32((int)(cls.capturevideo.soundrate)); // samples/second multiplied by divisor
983 SCR_CaptureVideo_RIFF_Write32(0); // start
984 cls.capturevideo.videofile_totalsampleframes_offset = SCR_CaptureVideo_RIFF_GetPosition();
985 SCR_CaptureVideo_RIFF_Write32(0); // length
986 SCR_CaptureVideo_RIFF_Write32(cls.capturevideo.soundrate * 2); // suggested buffer size (this is a half second)
987 SCR_CaptureVideo_RIFF_Write32(0); // quality
988 SCR_CaptureVideo_RIFF_Write32(4); // sample size
989 SCR_CaptureVideo_RIFF_Write16(0); // frame left
990 SCR_CaptureVideo_RIFF_Write16(0); // frame top
991 SCR_CaptureVideo_RIFF_Write16(0); // frame right
992 SCR_CaptureVideo_RIFF_Write16(0); // frame bottom
993 SCR_CaptureVideo_RIFF_Pop();
994 // audio stream format
995 SCR_CaptureVideo_RIFF_Push("strf", NULL);
996 SCR_CaptureVideo_RIFF_Write16(1); // format (uncompressed PCM?)
997 SCR_CaptureVideo_RIFF_Write16(2); // channels (stereo)
998 SCR_CaptureVideo_RIFF_Write32(cls.capturevideo.soundrate); // sampleframes per second
999 SCR_CaptureVideo_RIFF_Write32(cls.capturevideo.soundrate * 4); // average bytes per second
1000 SCR_CaptureVideo_RIFF_Write16(4); // block align
1001 SCR_CaptureVideo_RIFF_Write16(16); // bits per sample
1002 SCR_CaptureVideo_RIFF_Write16(0); // size
1003 SCR_CaptureVideo_RIFF_Pop();
1004 SCR_CaptureVideo_RIFF_Pop();
1006 // close the AVI header list
1007 SCR_CaptureVideo_RIFF_Pop();
1008 // software that produced this AVI video file
1009 SCR_CaptureVideo_RIFF_Push("LIST", "INFO");
1010 SCR_CaptureVideo_RIFF_Push("ISFT", NULL);
1011 SCR_CaptureVideo_RIFF_WriteTerminatedString(engineversion);
1012 SCR_CaptureVideo_RIFF_Pop();
1013 // enable this junk filler if you like the LIST movi to always begin at 4KB in the file (why?)
1015 SCR_CaptureVideo_RIFF_Push("JUNK", NULL);
1016 x = 4096 - SCR_CaptureVideo_RIFF_GetPosition();
1019 const char *junkfiller = "[ DarkPlaces junk data ]";
1020 int i = min(x, (int)strlen(junkfiller));
1021 SCR_CaptureVideo_RIFF_WriteBytes((const unsigned char *)junkfiller, i);
1024 SCR_CaptureVideo_RIFF_Pop();
1026 SCR_CaptureVideo_RIFF_Pop();
1027 // begin the actual video section now
1028 SCR_CaptureVideo_RIFF_Push("LIST", "movi");
1029 // we're done with the headers now...
1030 SCR_CaptureVideo_RIFF_Flush();
1031 if (cls.capturevideo.riffstacklevel != 2)
1032 Sys_Error("SCR_CaptureVideo_BeginVideo: broken AVI writing code (stack level is %i (should be 2) at end of headers)\n", cls.capturevideo.riffstacklevel);
1035 switch(cls.capturevideo.format)
1037 case CAPTUREVIDEOFORMAT_AVI_I420:
1044 void SCR_CaptureVideo_EndVideo(void)
1046 if (!cls.capturevideo.active)
1048 cls.capturevideo.active = false;
1049 if (cls.capturevideo.videofile)
1051 switch(cls.capturevideo.format)
1053 case CAPTUREVIDEOFORMAT_AVI_I420:
1054 // close any open chunks
1055 SCR_CaptureVideo_RIFF_Finish();
1056 // go back and fix the video frames and audio samples fields
1057 FS_Seek(cls.capturevideo.videofile, cls.capturevideo.videofile_totalframes_offset1, SEEK_SET);
1058 SCR_CaptureVideo_RIFF_Write32(cls.capturevideo.frame);
1059 SCR_CaptureVideo_RIFF_Flush();
1060 FS_Seek(cls.capturevideo.videofile, cls.capturevideo.videofile_totalframes_offset2, SEEK_SET);
1061 SCR_CaptureVideo_RIFF_Write32(cls.capturevideo.frame);
1062 SCR_CaptureVideo_RIFF_Flush();
1063 if (cls.capturevideo.soundrate)
1065 FS_Seek(cls.capturevideo.videofile, cls.capturevideo.videofile_totalsampleframes_offset, SEEK_SET);
1066 SCR_CaptureVideo_RIFF_Write32(cls.capturevideo.soundsampleframe);
1067 SCR_CaptureVideo_RIFF_Flush();
1073 FS_Close(cls.capturevideo.videofile);
1074 cls.capturevideo.videofile = NULL;
1077 if (cls.capturevideo.buffer)
1079 Mem_Free (cls.capturevideo.buffer);
1080 cls.capturevideo.buffer = NULL;
1083 if (cls.capturevideo.riffindexbuffer.data)
1085 Mem_Free(cls.capturevideo.riffindexbuffer.data);
1086 cls.capturevideo.riffindexbuffer.data = NULL;
1089 memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
1092 // 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
1093 void SCR_CaptureVideo_ConvertFrame_RGB_to_I420_flip(int width, int height, unsigned char *instart, unsigned char *outstart)
1096 int outoffset = (width/2)*(height/2);
1097 unsigned char *b, *out;
1098 // process one line at a time, and CbCr every other line at 2 pixel intervals
1099 for (y = 0;y < height;y++)
1102 for (b = instart + (height-1-y)*width*3, out = outstart + y*width, x = 0;x < width;x++, b += 3, out++)
1103 *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]]];
1106 // 2x2 Cr and Cb planes
1108 // low quality, no averaging
1109 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++)
1112 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];
1114 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];
1117 // high quality, averaging
1118 int inpitch = width*3;
1119 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++)
1121 int blockr, blockg, blockb;
1122 blockr = (b[0] + b[3] + b[inpitch+0] + b[inpitch+3]) >> 2;
1123 blockg = (b[1] + b[4] + b[inpitch+1] + b[inpitch+4]) >> 2;
1124 blockb = (b[2] + b[5] + b[inpitch+2] + b[inpitch+5]) >> 2;
1126 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];
1128 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 qboolean SCR_CaptureVideo_VideoFrame(int newframenum)
1137 int x = 0, y = 0, width = vid.width, height = vid.height;
1138 unsigned char *in, *out;
1140 //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);
1141 // speed is critical here, so do saving as directly as possible
1142 switch (cls.capturevideo.format)
1144 case CAPTUREVIDEOFORMAT_AVI_I420:
1145 // if there's no videofile we have to just give up, and abort saving
1146 if (!cls.capturevideo.videofile)
1148 // FIXME: width/height must be multiple of 2, enforce this?
1149 qglReadPixels (x, y, width, height, GL_RGB, GL_UNSIGNED_BYTE, cls.capturevideo.buffer);CHECKGLERROR
1150 in = cls.capturevideo.buffer;
1151 out = cls.capturevideo.buffer + width*height*3;
1152 SCR_CaptureVideo_ConvertFrame_RGB_to_I420_flip(width, height, in, out);
1153 x = width*height+(width/2)*(height/2)*2;
1154 SCR_CaptureVideo_RIFF_OverflowCheck(8 + x);
1155 for (;cls.capturevideo.frame < newframenum;cls.capturevideo.frame++)
1157 SCR_CaptureVideo_RIFF_IndexEntry("00dc", x, 0x10); // AVIIF_KEYFRAME
1158 SCR_CaptureVideo_RIFF_Push("00dc", NULL);
1159 SCR_CaptureVideo_RIFF_WriteBytes(out, x);
1160 SCR_CaptureVideo_RIFF_Pop();
1168 void SCR_CaptureVideo_SoundFrame(unsigned char *bufstereo16le, size_t length, int rate)
1171 cls.capturevideo.soundrate = rate;
1172 cls.capturevideo.soundsampleframe += length;
1173 switch (cls.capturevideo.format)
1175 case CAPTUREVIDEOFORMAT_AVI_I420:
1177 SCR_CaptureVideo_RIFF_OverflowCheck(8 + x);
1178 SCR_CaptureVideo_RIFF_IndexEntry("01wb", x, 0x10); // AVIIF_KEYFRAME
1179 SCR_CaptureVideo_RIFF_Push("01wb", NULL);
1180 SCR_CaptureVideo_RIFF_WriteBytes(bufstereo16le, x);
1181 SCR_CaptureVideo_RIFF_Pop();
1188 void SCR_CaptureVideo(void)
1191 if (cl_capturevideo.integer && r_render.integer)
1193 if (!cls.capturevideo.active)
1194 SCR_CaptureVideo_BeginVideo();
1195 if (cls.capturevideo.framerate != cl_capturevideo_fps.value)
1197 Con_Printf("You can not change the video framerate while recording a video.\n");
1198 Cvar_SetValueQuick(&cl_capturevideo_fps, cls.capturevideo.framerate);
1200 // for AVI saving we have to make sure that sound is saved before video
1201 if (cls.capturevideo.soundrate && !cls.capturevideo.soundsampleframe)
1203 if (cls.capturevideo.realtime)
1205 // preserve sound sync by duplicating frames when running slow
1206 newframenum = (int)((Sys_DoubleTime() - cls.capturevideo.starttime) * cls.capturevideo.framerate);
1209 newframenum = cls.capturevideo.frame + 1;
1210 // if falling behind more than one second, stop
1211 if (newframenum - cls.capturevideo.frame > (int)ceil(cls.capturevideo.framerate))
1213 Cvar_SetValueQuick(&cl_capturevideo, 0);
1214 Con_Printf("video saving failed on frame %i, your machine is too slow for this capture speed.\n", cls.capturevideo.frame);
1215 SCR_CaptureVideo_EndVideo();
1219 SCR_CaptureVideo_VideoFrame(newframenum);
1220 if (cls.capturevideo.error)
1222 Cvar_SetValueQuick(&cl_capturevideo, 0);
1223 Con_Printf("video saving failed on frame %i, out of disk space? stopping video capture.\n", cls.capturevideo.frame);
1224 SCR_CaptureVideo_EndVideo();
1227 else if (cls.capturevideo.active)
1228 SCR_CaptureVideo_EndVideo();
1235 Grab six views for environment mapping tests
1242 qboolean flipx, flipy, flipdiagonaly;
1246 {{ 0, 0, 0}, "rt", false, false, false},
1247 {{ 0, 270, 0}, "ft", false, false, false},
1248 {{ 0, 180, 0}, "lf", false, false, false},
1249 {{ 0, 90, 0}, "bk", false, false, false},
1250 {{-90, 180, 0}, "up", true, true, false},
1251 {{ 90, 180, 0}, "dn", true, true, false},
1253 {{ 0, 0, 0}, "px", true, true, true},
1254 {{ 0, 90, 0}, "py", false, true, false},
1255 {{ 0, 180, 0}, "nx", false, false, true},
1256 {{ 0, 270, 0}, "ny", true, false, false},
1257 {{-90, 180, 0}, "pz", false, false, true},
1258 {{ 90, 180, 0}, "nz", false, false, true}
1261 static void R_Envmap_f (void)
1264 char filename[MAX_QPATH], basename[MAX_QPATH];
1265 unsigned char *buffer1;
1266 unsigned char *buffer2;
1267 unsigned char *buffer3;
1269 if (Cmd_Argc() != 3)
1271 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");
1275 strlcpy (basename, Cmd_Argv(1), sizeof (basename));
1276 size = atoi(Cmd_Argv(2));
1277 if (size != 128 && size != 256 && size != 512 && size != 1024)
1279 Con_Print("envmap: size must be one of 128, 256, 512, or 1024\n");
1282 if (size > vid.width || size > vid.height)
1284 Con_Print("envmap: your resolution is not big enough to render that size\n");
1288 r_refdef.envmap = true;
1290 R_UpdateVariables();
1295 r_view.width = size;
1296 r_view.height = size;
1299 r_view.frustum_x = tan(90 * M_PI / 360.0);
1300 r_view.frustum_y = tan(90 * M_PI / 360.0);
1302 buffer1 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1303 buffer2 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1304 buffer3 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3 + 18);
1306 for (j = 0;j < 12;j++)
1308 sprintf(filename, "env/%s%s.tga", basename, envmapinfo[j].name);
1309 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);
1314 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 r_refdef.envmap = false;
1324 //=============================================================================
1326 // LordHavoc: SHOWLMP stuff
1327 #define SHOWLMP_MAXLABELS 256
1328 typedef struct showlmp_s
1338 showlmp_t showlmp[SHOWLMP_MAXLABELS];
1340 void SHOWLMP_decodehide(void)
1344 lmplabel = MSG_ReadString();
1345 for (i = 0;i < SHOWLMP_MAXLABELS;i++)
1346 if (showlmp[i].isactive && strcmp(showlmp[i].label, lmplabel) == 0)
1348 showlmp[i].isactive = false;
1353 void SHOWLMP_decodeshow(void)
1356 char lmplabel[256], picname[256];
1358 strlcpy (lmplabel,MSG_ReadString(), sizeof (lmplabel));
1359 strlcpy (picname, MSG_ReadString(), sizeof (picname));
1360 if (gamemode == GAME_NEHAHRA) // LordHavoc: nasty old legacy junk
1367 x = MSG_ReadShort();
1368 y = MSG_ReadShort();
1371 for (i = 0;i < SHOWLMP_MAXLABELS;i++)
1372 if (showlmp[i].isactive)
1374 if (strcmp(showlmp[i].label, lmplabel) == 0)
1377 break; // drop out to replace it
1380 else if (k < 0) // find first empty one to replace
1383 return; // none found to replace
1384 // change existing one
1385 showlmp[k].isactive = true;
1386 strlcpy (showlmp[k].label, lmplabel, sizeof (showlmp[k].label));
1387 strlcpy (showlmp[k].pic, picname, sizeof (showlmp[k].pic));
1392 void SHOWLMP_drawall(void)
1395 for (i = 0;i < SHOWLMP_MAXLABELS;i++)
1396 if (showlmp[i].isactive)
1397 DrawQ_Pic(showlmp[i].x, showlmp[i].y, Draw_CachePic(showlmp[i].pic, true), 0, 0, 1, 1, 1, 1, 0);
1400 void SHOWLMP_clear(void)
1403 for (i = 0;i < SHOWLMP_MAXLABELS;i++)
1404 showlmp[i].isactive = false;
1408 ==============================================================================
1412 ==============================================================================
1415 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)
1417 int indices[3] = {0,1,2};
1420 if (!r_render.integer)
1424 qglReadPixels (x, y, width, height, GL_RGB, GL_UNSIGNED_BYTE, buffer1);CHECKGLERROR
1426 if (scr_screenshot_gammaboost.value != 1 && gammacorrect)
1429 double igamma = 1.0 / scr_screenshot_gammaboost.value;
1430 unsigned char ramp[256];
1431 for (i = 0;i < 256;i++)
1432 ramp[i] = (unsigned char) (pow(i * (1.0 / 255.0), igamma) * 255.0);
1433 for (i = 0;i < width*height*3;i++)
1434 buffer1[i] = ramp[buffer1[i]];
1437 Image_CopyMux (buffer2, buffer1, width, height, flipx, flipy, flipdiagonal, 3, 3, indices);
1440 ret = JPEG_SaveImage_preflipped (filename, width, height, buffer2);
1442 ret = Image_WriteTGARGB_preflipped (filename, width, height, buffer2, buffer3);
1447 //=============================================================================
1449 void R_ClearScreen(void)
1453 if (r_refdef.fogenabled)
1455 qglClearColor(r_refdef.fogcolor[0],r_refdef.fogcolor[1],r_refdef.fogcolor[2],0);CHECKGLERROR
1459 qglClearColor(0,0,0,0);CHECKGLERROR
1461 qglClearDepth(1);CHECKGLERROR
1464 // LordHavoc: we use a stencil centered around 128 instead of 0,
1465 // to avoid clamping interfering with strange shadow volume
1467 qglClearStencil(128);CHECKGLERROR
1470 if (r_render.integer)
1471 GL_Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | (gl_stencil ? GL_STENCIL_BUFFER_BIT : 0));
1472 // set dithering mode
1473 if (gl_dither.integer)
1475 qglEnable(GL_DITHER);CHECKGLERROR
1479 qglDisable(GL_DITHER);CHECKGLERROR
1483 qboolean CL_VM_UpdateView (void);
1484 void SCR_DrawConsole (void);
1485 void R_Shadow_EditLights_DrawSelectedLightProperties(void);
1489 void SCR_DrawScreen (void)
1493 if (r_timereport_active)
1494 R_TimeReport("setup");
1496 R_UpdateVariables();
1498 if (cls.signon == SIGNONS)
1502 size = scr_viewsize.value * (1.0 / 100.0);
1503 size = min(size, 1);
1505 if (r_stereo_sidebyside.integer)
1507 r_view.width = (int)(vid.width * size / 2.5);
1508 r_view.height = (int)(vid.height * size / 2.5 * (1 - bound(0, r_letterbox.value, 100) / 100));
1510 r_view.x = (int)((vid.width - r_view.width * 2.5) * 0.5);
1511 r_view.y = (int)((vid.height - r_view.height)/2);
1514 r_view.x += (int)(r_view.width * 1.5);
1518 r_view.width = (int)(vid.width * size);
1519 r_view.height = (int)(vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100));
1521 r_view.x = (int)((vid.width - r_view.width)/2);
1522 r_view.y = (int)((vid.height - r_view.height)/2);
1526 // LordHavoc: viewzoom (zoom in for sniper rifles, etc)
1527 // LordHavoc: this is designed to produce widescreen fov values
1528 // when the screen is wider than 4/3 width/height aspect, to do
1529 // this it simply assumes the requested fov is the vertical fov
1530 // for a 4x3 display, if the ratio is not 4x3 this makes the fov
1531 // higher/lower according to the ratio
1532 r_view.frustum_y = tan(scr_fov.value * cl.viewzoom * M_PI / 360.0) * (3.0/4.0);
1533 r_view.frustum_x = r_view.frustum_y * (float)r_view.width / (float)r_view.height / vid_pixelheight.value;
1535 r_view.frustum_x *= r_refdef.frustumscale_x;
1536 r_view.frustum_y *= r_refdef.frustumscale_y;
1538 if(!CL_VM_UpdateView())
1541 if (scr_zoomwindow.integer)
1543 float sizex = bound(10, scr_zoomwindow_viewsizex.value, 100) / 100.0;
1544 float sizey = bound(10, scr_zoomwindow_viewsizey.value, 100) / 100.0;
1545 r_view.width = (int)(vid.width * sizex);
1546 r_view.height = (int)(vid.height * sizey);
1548 r_view.x = (int)((vid.width - r_view.width)/2);
1552 r_view.frustum_y = tan(scr_zoomwindow_fov.value * cl.viewzoom * M_PI / 360.0) * (3.0/4.0);
1553 r_view.frustum_x = r_view.frustum_y * vid_pixelheight.value * (float)r_view.width / (float)r_view.height;
1555 r_view.frustum_x *= r_refdef.frustumscale_x;
1556 r_view.frustum_y *= r_refdef.frustumscale_y;
1558 if(!CL_VM_UpdateView())
1563 if (!r_stereo_sidebyside.integer)
1565 r_view.width = vid.width;
1566 r_view.height = vid.height;
1575 if (cls.signon == SIGNONS)
1580 if (!r_letterbox.value)
1583 SCR_CheckDrawCenterString();
1587 R_Shadow_EditLights_DrawSelectedLightProperties();
1595 if (r_timereport_active)
1598 if (cls.signon == SIGNONS)
1599 R_TimeReport_Frame();
1607 if (r_timereport_active)
1608 R_TimeReport("meshfinish");
1611 void SCR_UpdateLoadingScreen (qboolean clear)
1616 float texcoord2f[8];
1617 // don't do anything if not initialized yet
1618 if (vid_hidden || !scr_refresh.integer)
1621 qglViewport(0, 0, vid.width, vid.height);CHECKGLERROR
1622 //qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
1623 //qglDepthMask(1);CHECKGLERROR
1624 qglColorMask(1,1,1,1);CHECKGLERROR
1625 qglClearColor(0,0,0,0);CHECKGLERROR
1626 // when starting up a new video mode, make sure the screen is cleared to black
1629 qglClear(GL_COLOR_BUFFER_BIT);CHECKGLERROR
1631 //qglDisable(GL_CULL_FACE);CHECKGLERROR
1634 GL_SetupView_Mode_Ortho(0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100);
1636 R_Mesh_Matrix(&identitymatrix);
1637 // draw the loading plaque
1638 pic = Draw_CachePic("gfx/loading", true);
1639 x = (vid_conwidth.integer - pic->width)/2;
1640 y = (vid_conheight.integer - pic->height)/2;
1642 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1643 GL_DepthTest(false);
1644 R_Mesh_VertexPointer(vertex3f);
1645 R_Mesh_ColorPointer(NULL);
1646 R_Mesh_ResetTextureState();
1647 R_Mesh_TexBind(0, R_GetTexture(pic->tex));
1648 R_Mesh_TexCoordPointer(0, 2, texcoord2f);
1649 vertex3f[2] = vertex3f[5] = vertex3f[8] = vertex3f[11] = 0;
1650 vertex3f[0] = vertex3f[9] = x;
1651 vertex3f[1] = vertex3f[4] = y;
1652 vertex3f[3] = vertex3f[6] = x + pic->width;
1653 vertex3f[7] = vertex3f[10] = y + pic->height;
1654 texcoord2f[0] = 0;texcoord2f[1] = 0;
1655 texcoord2f[2] = 1;texcoord2f[3] = 0;
1656 texcoord2f[4] = 1;texcoord2f[5] = 1;
1657 texcoord2f[6] = 0;texcoord2f[7] = 1;
1658 if (vid.stereobuffer)
1660 qglDrawBuffer(GL_FRONT_LEFT);
1661 R_Mesh_Draw(0, 4, 2, polygonelements);
1662 qglDrawBuffer(GL_FRONT_RIGHT);
1663 R_Mesh_Draw(0, 4, 2, polygonelements);
1667 qglDrawBuffer(GL_FRONT);
1668 R_Mesh_Draw(0, 4, 2, polygonelements);
1672 // not necessary when rendering to GL_FRONT buffers
1673 //VID_Finish(false);
1676 void CL_UpdateScreen(void)
1678 float conwidth, conheight;
1680 if (vid_hidden || !scr_refresh.integer)
1683 if (!scr_initialized || !con_initialized)
1684 return; // not initialized yet
1686 // don't allow cheats in multiplayer
1687 if (!cl.islocalgame && cl.worldmodel)
1689 if (r_fullbright.integer != 0)
1690 Cvar_Set ("r_fullbright", "0");
1691 if (r_ambient.value != 0)
1692 Cvar_Set ("r_ambient", "0");
1695 conwidth = bound(320, vid_conwidth.value, 2048);
1696 conheight = bound(200, vid_conheight.value, 1536);
1697 if (vid_conwidth.value != conwidth)
1698 Cvar_SetValue("vid_conwidth", conwidth);
1699 if (vid_conheight.value != conheight)
1700 Cvar_SetValue("vid_conheight", conheight);
1703 if (scr_viewsize.value < 30)
1704 Cvar_Set ("viewsize","30");
1705 if (scr_viewsize.value > 120)
1706 Cvar_Set ("viewsize","120");
1708 // bound field of view
1709 if (scr_fov.value < 1)
1710 Cvar_Set ("fov","1");
1711 if (scr_fov.value > 170)
1712 Cvar_Set ("fov","170");
1714 // validate r_textureunits cvar
1715 if (r_textureunits.integer > gl_textureunits)
1716 Cvar_SetValueQuick(&r_textureunits, gl_textureunits);
1717 if (r_textureunits.integer < 1)
1718 Cvar_SetValueQuick(&r_textureunits, 1);
1720 // validate gl_combine cvar
1721 if (gl_combine.integer && !gl_combine_extension)
1722 Cvar_SetValueQuick(&gl_combine, 0);
1724 // intermission is always full screen
1725 if (cl.intermission)
1729 if (scr_viewsize.value >= 120)
1730 sb_lines = 0; // no status bar at all
1731 else if (scr_viewsize.value >= 110)
1732 sb_lines = 24; // no inventory
1737 r_view.colormask[0] = 1;
1738 r_view.colormask[1] = 1;
1739 r_view.colormask[2] = 1;
1741 if (r_timereport_active)
1742 R_TimeReport("other");
1744 SCR_SetUpToDrawConsole();
1746 if (r_timereport_active)
1747 R_TimeReport("start");
1750 qglViewport(0, 0, vid.width, vid.height);CHECKGLERROR
1751 qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
1752 qglDepthMask(1);CHECKGLERROR
1753 qglColorMask(1,1,1,1);CHECKGLERROR
1754 qglClearColor(0,0,0,0);CHECKGLERROR
1755 qglClear(GL_COLOR_BUFFER_BIT);CHECKGLERROR
1757 if(scr_stipple.integer)
1759 GLubyte stipple[128];
1760 int i, s, width, parts;
1761 static int frame = 0;
1764 s = scr_stipple.integer;
1766 width = (s & 070) >> 3;
1768 qglEnable(GL_POLYGON_STIPPLE); // 0x0B42
1769 for(i = 0; i < 128; ++i)
1772 stipple[i] = (((line >> width) + frame) & ((1 << parts) - 1)) ? 0x00 : 0xFF;
1774 qglPolygonStipple(stipple);
1777 qglDisable(GL_POLYGON_STIPPLE);
1779 if (r_timereport_active)
1780 R_TimeReport("clear");
1782 if (vid.stereobuffer || r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer || r_stereo_sidebyside.integer)
1784 matrix4x4_t originalmatrix = r_view.matrix;
1785 matrix4x4_t offsetmatrix;
1786 Matrix4x4_CreateTranslate(&offsetmatrix, 0, r_stereo_separation.value * -0.5f, 0);
1787 Matrix4x4_Concat(&r_view.matrix, &originalmatrix, &offsetmatrix);
1789 if (r_stereo_sidebyside.integer)
1792 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
1794 r_view.colormask[0] = 1;
1795 r_view.colormask[1] = 0;
1796 r_view.colormask[2] = 0;
1799 if (vid.stereobuffer)
1800 qglDrawBuffer(GL_BACK_RIGHT);
1804 Matrix4x4_CreateTranslate(&offsetmatrix, 0, r_stereo_separation.value * 0.5f, 0);
1805 Matrix4x4_Concat(&r_view.matrix, &originalmatrix, &offsetmatrix);
1807 if (r_stereo_sidebyside.integer)
1810 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
1812 r_view.colormask[0] = 0;
1813 r_view.colormask[1] = r_stereo_redcyan.integer || r_stereo_redgreen.integer;
1814 r_view.colormask[2] = r_stereo_redcyan.integer || r_stereo_redblue.integer;
1817 if (vid.stereobuffer)
1818 qglDrawBuffer(GL_BACK_LEFT);
1822 r_view.matrix = originalmatrix;
1826 qglDrawBuffer(GL_BACK);
1833 if (r_timereport_active)
1834 R_TimeReport("finish");
1837 void CL_Screen_NewMap(void)