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"};
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"};
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","0", "speed of intermission printing (episode end texts), a value of 0 disables the slow printing"};
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 distance of eyes in the world (negative values are only useful for cross-eyed viewing)"};
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 (note: use a negative r_stereo_separation if you want cross-eyed viewing)"};
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 r_stereo_angle = {0, "r_stereo_angle", "0", "separation angle of eyes (makes the views look different directions, as an example, 90 gives a 90 degree separation where the views are 45 degrees left and 45 degrees right)"};
43 cvar_t scr_zoomwindow = {CVAR_SAVE, "scr_zoomwindow", "0", "displays a zoomed in overlay window"};
44 cvar_t scr_zoomwindow_viewsizex = {CVAR_SAVE, "scr_zoomwindow_viewsizex", "20", "horizontal viewsize of zoom window"};
45 cvar_t scr_zoomwindow_viewsizey = {CVAR_SAVE, "scr_zoomwindow_viewsizey", "20", "vertical viewsize of zoom window"};
46 cvar_t scr_zoomwindow_fov = {CVAR_SAVE, "scr_zoomwindow_fov", "20", "fov of zoom window"};
47 cvar_t scr_stipple = {0, "scr_stipple", "0", "interlacing-like stippling of the display"};
48 cvar_t scr_refresh = {0, "scr_refresh", "1", "allows you to completely shut off rendering for benchmarking purposes"};
51 int jpeg_supported = false;
53 qboolean scr_initialized; // ready to draw
55 float scr_con_current;
57 extern int con_vislines;
59 static void SCR_ScreenShot_f (void);
60 static void R_Envmap_f (void);
63 void R_ClearScreen(void);
66 ===============================================================================
70 ===============================================================================
73 char scr_centerstring[MAX_INPUTLINE];
74 float scr_centertime_start; // for slow victory printing
75 float scr_centertime_off;
84 Called for important messages that should stay in the center of the screen
88 void SCR_CenterPrint(char *str)
90 strlcpy (scr_centerstring, str, sizeof (scr_centerstring));
91 scr_centertime_off = scr_centertime.value;
92 scr_centertime_start = cl.time;
94 // count the number of lines for centering
105 void SCR_DrawCenterString (void)
113 // the finale prints the characters one at a time, except if printspeed is an absurdly high value
114 if (cl.intermission && scr_printspeed.value > 0 && scr_printspeed.value < 1000000)
115 remaining = (int)(scr_printspeed.value * (cl.time - scr_centertime_start));
119 scr_erase_center = 0;
120 start = scr_centerstring;
125 if (scr_center_lines <= 4)
126 y = (int)(vid_conheight.integer*0.35);
133 // scan the number of characters on the line, not counting color codes
135 for (l=0 ; l<vid_conwidth.integer/8 ; l++)
137 if (start[l] == '\n' || !start[l])
139 // color codes add no visible characters, so don't count them
140 if (start[l] == STRING_COLOR_TAG && (start[l+1] >= '0' && start[l+1] <= '9'))
145 x = (vid_conwidth.integer - chars*8)/2;
150 DrawQ_ColoredString(x, y, start, l, 8, 8, 1, 1, 1, 1, 0, &color);
158 while (*start && *start != '\n')
163 start++; // skip the \n
167 void SCR_CheckDrawCenterString (void)
169 if (scr_center_lines > scr_erase_lines)
170 scr_erase_lines = scr_center_lines;
172 if (cl.time > cl.oldtime)
173 scr_centertime_off -= cl.time - cl.oldtime;
175 // don't draw if this is a normal stats-screen intermission,
176 // only if it is not an intermission, or a finale intermission
177 if (cl.intermission == 1)
179 if (scr_centertime_off <= 0 && !cl.intermission)
181 if (key_dest != key_game)
184 SCR_DrawCenterString ();
192 void SCR_DrawTurtle (void)
196 if (cls.state != ca_connected)
199 if (!scr_showturtle.integer)
202 if (cl.realframetime < 0.1)
212 DrawQ_Pic (0, 0, Draw_CachePic("gfx/turtle", true), 0, 0, 1, 1, 1, 1, 0);
220 void SCR_DrawNet (void)
222 if (cls.state != ca_connected)
224 if (realtime - cl.last_received_message < 0.3)
226 if (cls.demoplayback)
229 DrawQ_Pic (64, 0, Draw_CachePic("gfx/net", true), 0, 0, 1, 1, 1, 1, 0);
237 void SCR_DrawPause (void)
241 if (cls.state != ca_connected)
244 if (!scr_showpause.integer) // turn off for screenshots
250 pic = Draw_CachePic ("gfx/pause", true);
251 DrawQ_Pic ((vid_conwidth.integer - pic->width)/2, (vid_conheight.integer - pic->height)/2, pic, 0, 0, 1, 1, 1, 1, 0);
259 void SCR_DrawBrand (void)
264 if (!scr_showbrand.value)
267 pic = Draw_CachePic ("gfx/brand", true);
269 switch ((int)scr_showbrand.value)
271 case 1: // bottom left
273 y = vid_conheight.integer - pic->height;
275 case 2: // bottom centre
276 x = (vid_conwidth.integer - pic->width) / 2;
277 y = vid_conheight.integer - pic->height;
279 case 3: // bottom right
280 x = vid_conwidth.integer - pic->width;
281 y = vid_conheight.integer - pic->height;
283 case 4: // centre right
284 x = vid_conwidth.integer - pic->width;
285 y = (vid_conheight.integer - pic->height) / 2;
288 x = vid_conwidth.integer - pic->width;
291 case 6: // top centre
292 x = (vid_conwidth.integer - pic->width) / 2;
299 case 8: // centre left
301 y = (vid_conheight.integer - pic->height) / 2;
307 DrawQ_Pic (x, y, pic, 0, 0, 1, 1, 1, 1, 0);
315 static int SCR_DrawQWDownload(int offset)
321 if (!cls.qw_downloadname[0])
323 cls.qw_downloadspeedrate = 0;
324 cls.qw_downloadspeedtime = realtime;
325 cls.qw_downloadspeedcount = 0;
328 if (realtime >= cls.qw_downloadspeedtime + 1)
330 cls.qw_downloadspeedrate = cls.qw_downloadspeedcount;
331 cls.qw_downloadspeedtime = realtime;
332 cls.qw_downloadspeedcount = 0;
334 if (cls.protocol == PROTOCOL_QUAKEWORLD)
335 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);
337 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);
338 len = (int)strlen(temp);
339 x = (vid_conwidth.integer - len*size) / 2;
340 y = vid_conheight.integer - size - offset;
341 DrawQ_Pic(0, y, NULL, vid_conwidth.integer, size, 0, 0, 0, 0.5, 0);
342 DrawQ_String(x, y, temp, len, size, size, 1, 1, 1, 1, 0);
351 static int SCR_DrawCurlDownload(int offset)
358 Curl_downloadinfo_t *downinfo;
362 downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo);
366 y = vid_conheight.integer - size * nDownloads - offset;
370 len = (int)strlen(addinfo);
371 x = (vid_conwidth.integer - len*size) / 2;
372 DrawQ_Pic(0, y - size, NULL, vid_conwidth.integer, size, 1, 1, 1, 0.8, 0);
373 DrawQ_String(x, y - size, addinfo, len, size, size, 0, 0, 0, 1, 0);
376 for(i = 0; i != nDownloads; ++i)
378 if(downinfo[i].queued)
379 dpsnprintf(temp, sizeof(temp), "Still in queue: %s\n", downinfo[i].filename);
380 else if(downinfo[i].progress <= 0)
381 dpsnprintf(temp, sizeof(temp), "Downloading %s ... ???.?%% @ %.1f KiB/s\n", downinfo[i].filename, downinfo[i].speed / 1024.0);
383 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);
384 len = (int)strlen(temp);
385 x = (vid_conwidth.integer - len*size) / 2;
386 DrawQ_Pic(0, y + i * size, NULL, vid_conwidth.integer, size, 0, 0, 0, 0.8, 0);
387 DrawQ_String(x, y + i * size, temp, len, size, size, 1, 1, 1, 1, 0);
392 return 8 * (nDownloads + (addinfo ? 1 : 0));
400 static void SCR_DrawDownload()
403 offset += SCR_DrawQWDownload(offset);
404 offset += SCR_DrawCurlDownload(offset);
407 //=============================================================================
411 SCR_SetUpToDrawConsole
414 void SCR_SetUpToDrawConsole (void)
416 // lines of console to display
418 static int framecounter = 0;
422 if (scr_menuforcewhiledisconnected.integer && key_dest == key_game && cls.state == ca_disconnected)
424 if (framecounter >= 2)
432 if (scr_conforcewhiledisconnected.integer && key_dest == key_game && cls.signon != SIGNONS)
433 key_consoleactive |= KEY_CONSOLEACTIVE_FORCED;
435 key_consoleactive &= ~KEY_CONSOLEACTIVE_FORCED;
437 // decide on the height of the console
438 if (key_consoleactive & KEY_CONSOLEACTIVE_USER)
439 conlines = vid_conheight.integer/2; // half screen
441 conlines = 0; // none visible
443 scr_con_current = conlines;
451 void SCR_DrawConsole (void)
453 if (key_consoleactive & KEY_CONSOLEACTIVE_FORCED)
456 Con_DrawConsole (vid_conheight.integer);
458 else if (scr_con_current)
459 Con_DrawConsole ((int)scr_con_current);
463 if ((key_dest == key_game || key_dest == key_message) && !r_letterbox.value)
464 Con_DrawNotify (); // only draw notify in game
470 SCR_BeginLoadingPlaque
474 void SCR_BeginLoadingPlaque (void)
476 // save console log up to this point to log_file if it was set by configs
481 SCR_UpdateLoadingScreen(false);
484 //=============================================================================
486 char r_speeds_string[1024];
487 int speedstringcount, r_timereport_active;
488 double r_timereport_temp = 0, r_timereport_current = 0, r_timereport_start = 0;
490 void R_TimeReport(char *desc)
496 if (r_speeds.integer < 2 || !r_timereport_active)
500 qglFinish();CHECKGLERROR
501 r_timereport_temp = r_timereport_current;
502 r_timereport_current = Sys_DoubleTime();
503 t = (int) ((r_timereport_current - r_timereport_temp) * 1000000.0 + 0.5);
505 dpsnprintf(tempbuf, sizeof(tempbuf), "%8i %-11s", t, desc);
506 length = (int)strlen(tempbuf);
507 if (speedstringcount + length > (vid_conwidth.integer / 8))
509 strlcat(r_speeds_string, "\n", sizeof(r_speeds_string));
510 speedstringcount = 0;
512 strlcat(r_speeds_string, tempbuf, sizeof(r_speeds_string));
513 speedstringcount += length;
516 void R_TimeReport_Frame(void)
521 if (r_speeds_string[0])
523 if (r_timereport_active)
525 r_timereport_current = r_timereport_start;
526 R_TimeReport("total");
529 if (r_speeds_string[strlen(r_speeds_string)-1] == '\n')
530 r_speeds_string[strlen(r_speeds_string)-1] = 0;
532 for (i = 0;r_speeds_string[i];i++)
533 if (r_speeds_string[i] == '\n')
535 y = vid_conheight.integer - sb_lines - lines * 8;
537 DrawQ_Pic(0, y, NULL, vid_conwidth.integer, lines * 8, 0, 0, 0, 0.5, 0);
538 while (r_speeds_string[i])
541 while (r_speeds_string[i] && r_speeds_string[i] != '\n')
544 DrawQ_String(0, y, r_speeds_string + j, i - j, 8, 8, 1, 1, 1, 1, 0);
545 if (r_speeds_string[i] == '\n')
549 r_speeds_string[0] = 0;
550 r_timereport_active = false;
552 if (r_speeds.integer && cls.signon == SIGNONS && cls.state == ca_connected)
554 speedstringcount = 0;
555 r_speeds_string[0] = 0;
556 r_timereport_active = false;
557 // put the location name in the r_speeds display as it greatly helps
558 // when creating loc files
559 loc = CL_Locs_FindNearest(cl.movement_origin);
561 sprintf(r_speeds_string + strlen(r_speeds_string), "Location: %s\n", loc->name);
562 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]);
563 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);
564 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);
565 if (r_refdef.stats.bloom)
566 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);
568 sprintf(r_speeds_string + strlen(r_speeds_string), "rendered%6i meshes%8i triangles\n", r_refdef.stats.meshes, r_refdef.stats.meshes_elements / 3);
570 memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
572 if (r_speeds.integer >= 2)
574 r_timereport_active = true;
575 r_timereport_start = r_timereport_current = Sys_DoubleTime();
587 void SCR_SizeUp_f (void)
589 Cvar_SetValue ("viewsize",scr_viewsize.value+10);
600 void SCR_SizeDown_f (void)
602 Cvar_SetValue ("viewsize",scr_viewsize.value-10);
605 void CL_Screen_Init(void)
607 Cvar_RegisterVariable (&scr_fov);
608 Cvar_RegisterVariable (&scr_viewsize);
609 Cvar_RegisterVariable (&scr_conalpha);
610 Cvar_RegisterVariable (&scr_conbrightness);
611 Cvar_RegisterVariable (&scr_conforcewhiledisconnected);
612 Cvar_RegisterVariable (&scr_menuforcewhiledisconnected);
613 Cvar_RegisterVariable (&scr_showram);
614 Cvar_RegisterVariable (&scr_showturtle);
615 Cvar_RegisterVariable (&scr_showpause);
616 Cvar_RegisterVariable (&scr_showbrand);
617 Cvar_RegisterVariable (&scr_centertime);
618 Cvar_RegisterVariable (&scr_printspeed);
619 Cvar_RegisterVariable (&vid_conwidth);
620 Cvar_RegisterVariable (&vid_conheight);
621 Cvar_RegisterVariable (&vid_pixelheight);
622 Cvar_RegisterVariable (&scr_screenshot_jpeg);
623 Cvar_RegisterVariable (&scr_screenshot_jpeg_quality);
624 Cvar_RegisterVariable (&scr_screenshot_gammaboost);
625 Cvar_RegisterVariable (&cl_capturevideo);
626 Cvar_RegisterVariable (&cl_capturevideo_realtime);
627 Cvar_RegisterVariable (&cl_capturevideo_fps);
628 Cvar_RegisterVariable (&cl_capturevideo_number);
629 Cvar_RegisterVariable (&r_letterbox);
630 Cvar_RegisterVariable(&r_stereo_separation);
631 Cvar_RegisterVariable(&r_stereo_sidebyside);
632 Cvar_RegisterVariable(&r_stereo_redblue);
633 Cvar_RegisterVariable(&r_stereo_redcyan);
634 Cvar_RegisterVariable(&r_stereo_redgreen);
635 Cvar_RegisterVariable(&r_stereo_angle);
636 Cvar_RegisterVariable(&scr_zoomwindow);
637 Cvar_RegisterVariable(&scr_zoomwindow_viewsizex);
638 Cvar_RegisterVariable(&scr_zoomwindow_viewsizey);
639 Cvar_RegisterVariable(&scr_zoomwindow_fov);
640 Cvar_RegisterVariable(&scr_stipple);
641 Cvar_RegisterVariable(&scr_refresh);
643 Cmd_AddCommand ("sizeup",SCR_SizeUp_f, "increase view size (increases viewsize cvar)");
644 Cmd_AddCommand ("sizedown",SCR_SizeDown_f, "decrease view size (decreases viewsize cvar)");
645 Cmd_AddCommand ("screenshot",SCR_ScreenShot_f, "takes a screenshot of the next rendered frame");
646 Cmd_AddCommand ("envmap", R_Envmap_f, "render a cubemap (skybox) of the current scene");
648 scr_initialized = true;
656 void SCR_ScreenShot_f (void)
658 static int shotnumber;
659 static char oldname[MAX_QPATH];
660 char base[MAX_QPATH];
661 char filename[MAX_QPATH];
662 unsigned char *buffer1;
663 unsigned char *buffer2;
664 unsigned char *buffer3;
665 qboolean jpeg = (scr_screenshot_jpeg.integer != 0);
667 sprintf (base, "screenshots/%s", scr_screenshot_name.string);
669 if (strcmp (oldname, scr_screenshot_name.string))
671 sprintf(oldname, "%s", scr_screenshot_name.string);
675 // find a file name to save it to
676 for (;shotnumber < 1000000;shotnumber++)
677 if (!FS_SysFileExists(va("%s/%s%06d.tga", fs_gamedir, base, shotnumber)) && !FS_SysFileExists(va("%s/%s%06d.jpg", fs_gamedir, base, shotnumber)))
679 if (shotnumber >= 1000000)
681 Con_Print("SCR_ScreenShot_f: Couldn't create the image file\n");
685 sprintf(filename, "%s%06d.%s", base, shotnumber, jpeg ? "jpg" : "tga");
687 buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
688 buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
689 buffer3 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3 + 18);
691 if (SCR_ScreenShot (filename, buffer1, buffer2, buffer3, 0, 0, vid.width, vid.height, false, false, false, jpeg, true))
692 Con_Printf("Wrote %s\n", filename);
694 Con_Printf("unable to write %s\n", filename);
703 static void SCR_CaptureVideo_RIFF_Start(void)
705 memset(&cls.capturevideo.riffbuffer, 0, sizeof(sizebuf_t));
706 cls.capturevideo.riffbuffer.maxsize = sizeof(cls.capturevideo.riffbufferdata);
707 cls.capturevideo.riffbuffer.data = cls.capturevideo.riffbufferdata;
710 static void SCR_CaptureVideo_RIFF_Flush(void)
712 if (cls.capturevideo.riffbuffer.cursize > 0)
714 if (!FS_Write(cls.capturevideo.videofile, cls.capturevideo.riffbuffer.data, cls.capturevideo.riffbuffer.cursize))
715 cls.capturevideo.error = true;
716 cls.capturevideo.riffbuffer.cursize = 0;
717 cls.capturevideo.riffbuffer.overflowed = false;
721 static void SCR_CaptureVideo_RIFF_WriteBytes(const unsigned char *data, size_t size)
723 SCR_CaptureVideo_RIFF_Flush();
724 if (!FS_Write(cls.capturevideo.videofile, data, size))
725 cls.capturevideo.error = true;
728 static void SCR_CaptureVideo_RIFF_Write32(int n)
730 if (cls.capturevideo.riffbuffer.cursize + 4 > cls.capturevideo.riffbuffer.maxsize)
731 SCR_CaptureVideo_RIFF_Flush();
732 MSG_WriteLong(&cls.capturevideo.riffbuffer, n);
735 static void SCR_CaptureVideo_RIFF_Write16(int n)
737 if (cls.capturevideo.riffbuffer.cursize + 2 > cls.capturevideo.riffbuffer.maxsize)
738 SCR_CaptureVideo_RIFF_Flush();
739 MSG_WriteShort(&cls.capturevideo.riffbuffer, n);
742 static void SCR_CaptureVideo_RIFF_WriteFourCC(const char *chunkfourcc)
744 if (cls.capturevideo.riffbuffer.cursize + (int)strlen(chunkfourcc) > cls.capturevideo.riffbuffer.maxsize)
745 SCR_CaptureVideo_RIFF_Flush();
746 MSG_WriteUnterminatedString(&cls.capturevideo.riffbuffer, chunkfourcc);
749 static void SCR_CaptureVideo_RIFF_WriteTerminatedString(const char *string)
751 if (cls.capturevideo.riffbuffer.cursize + (int)strlen(string) > cls.capturevideo.riffbuffer.maxsize)
752 SCR_CaptureVideo_RIFF_Flush();
753 MSG_WriteString(&cls.capturevideo.riffbuffer, string);
756 static fs_offset_t SCR_CaptureVideo_RIFF_GetPosition(void)
758 SCR_CaptureVideo_RIFF_Flush();
759 return FS_Tell(cls.capturevideo.videofile);
762 static void SCR_CaptureVideo_RIFF_Push(const char *chunkfourcc, const char *listtypefourcc)
764 SCR_CaptureVideo_RIFF_WriteFourCC(chunkfourcc);
765 SCR_CaptureVideo_RIFF_Write32(0);
766 SCR_CaptureVideo_RIFF_Flush();
767 cls.capturevideo.riffstackstartoffset[cls.capturevideo.riffstacklevel++] = SCR_CaptureVideo_RIFF_GetPosition();
769 SCR_CaptureVideo_RIFF_WriteFourCC(listtypefourcc);
772 static void SCR_CaptureVideo_RIFF_Pop(void)
776 unsigned char sizebytes[4];
777 // write out the chunk size and then return to the current file position
778 cls.capturevideo.riffstacklevel--;
779 offset = SCR_CaptureVideo_RIFF_GetPosition();
780 x = (int)(offset - (cls.capturevideo.riffstackstartoffset[cls.capturevideo.riffstacklevel]));
781 sizebytes[0] = (x) & 0xff;sizebytes[1] = (x >> 8) & 0xff;sizebytes[2] = (x >> 16) & 0xff;sizebytes[3] = (x >> 24) & 0xff;
782 FS_Seek(cls.capturevideo.videofile, -(x + 4), SEEK_END);
783 FS_Write(cls.capturevideo.videofile, sizebytes, 4);
784 FS_Seek(cls.capturevideo.videofile, 0, SEEK_END);
788 FS_Write(cls.capturevideo.videofile, &c, 1);
792 static void SCR_CaptureVideo_RIFF_IndexEntry(const char *chunkfourcc, int chunksize, int flags)
794 if (cls.capturevideo.riffstacklevel != 2)
795 Sys_Error("SCR_Capturevideo_RIFF_IndexEntry: RIFF stack level is %i (should be 2)\n", cls.capturevideo.riffstacklevel);
796 if (cls.capturevideo.riffindexbuffer.cursize + 16 > cls.capturevideo.riffindexbuffer.maxsize)
798 int oldsize = cls.capturevideo.riffindexbuffer.maxsize;
799 unsigned char *olddata;
800 olddata = cls.capturevideo.riffindexbuffer.data;
801 cls.capturevideo.riffindexbuffer.maxsize = max(cls.capturevideo.riffindexbuffer.maxsize * 2, 4096);
802 cls.capturevideo.riffindexbuffer.data = Mem_Alloc(tempmempool, cls.capturevideo.riffindexbuffer.maxsize);
805 memcpy(cls.capturevideo.riffindexbuffer.data, olddata, oldsize);
809 MSG_WriteUnterminatedString(&cls.capturevideo.riffindexbuffer, chunkfourcc);
810 MSG_WriteLong(&cls.capturevideo.riffindexbuffer, flags);
811 MSG_WriteLong(&cls.capturevideo.riffindexbuffer, (int)FS_Tell(cls.capturevideo.videofile) - cls.capturevideo.riffstackstartoffset[1]);
812 MSG_WriteLong(&cls.capturevideo.riffindexbuffer, chunksize);
815 static void SCR_CaptureVideo_RIFF_Finish(void)
817 // close the "movi" list
818 SCR_CaptureVideo_RIFF_Pop();
819 // write the idx1 chunk that we've been building while saving the frames
820 SCR_CaptureVideo_RIFF_Push("idx1", NULL);
821 SCR_CaptureVideo_RIFF_WriteBytes(cls.capturevideo.riffindexbuffer.data, cls.capturevideo.riffindexbuffer.cursize);
822 SCR_CaptureVideo_RIFF_Pop();
823 cls.capturevideo.riffindexbuffer.cursize = 0;
824 // pop the RIFF chunk itself
825 while (cls.capturevideo.riffstacklevel > 0)
826 SCR_CaptureVideo_RIFF_Pop();
827 SCR_CaptureVideo_RIFF_Flush();
830 static void SCR_CaptureVideo_RIFF_OverflowCheck(int framesize)
833 if (cls.capturevideo.riffstacklevel != 2)
834 Sys_Error("SCR_CaptureVideo_RIFF_OverflowCheck: chunk stack leakage!\n");
835 // check where we are in the file
836 SCR_CaptureVideo_RIFF_Flush();
837 cursize = SCR_CaptureVideo_RIFF_GetPosition() - cls.capturevideo.riffstackstartoffset[0];
838 // if this would overflow the windows limit of 1GB per RIFF chunk, we need
839 // to close the current RIFF chunk and open another for future frames
840 if (8 + cursize + framesize + cls.capturevideo.riffindexbuffer.cursize + 8 > 1<<30)
842 SCR_CaptureVideo_RIFF_Finish();
843 // begin a new 1GB extended section of the AVI
844 SCR_CaptureVideo_RIFF_Push("RIFF", "AVIX");
845 SCR_CaptureVideo_RIFF_Push("LIST", "movi");
849 void SCR_CaptureVideo_BeginVideo(void)
852 int width = vid.width, height = vid.height, x;
854 if (cls.capturevideo.active)
856 memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
857 // soundrate is figured out on the first SoundFrame
858 cls.capturevideo.active = true;
859 cls.capturevideo.starttime = realtime;
860 cls.capturevideo.framerate = bound(1, cl_capturevideo_fps.value, 1000);
861 cls.capturevideo.soundrate = S_GetSoundRate();
862 cls.capturevideo.frame = 0;
863 cls.capturevideo.soundsampleframe = 0;
864 cls.capturevideo.realtime = cl_capturevideo_realtime.integer != 0;
865 cls.capturevideo.buffer = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * (3+3+3) + 18);
866 gamma = 1.0/scr_screenshot_gammaboost.value;
867 dpsnprintf(cls.capturevideo.basename, sizeof(cls.capturevideo.basename), "video/dpvideo%03i", cl_capturevideo_number.integer);
868 Cvar_SetValueQuick(&cl_capturevideo_number, cl_capturevideo_number.integer + 1);
871 for (i = 0;i < 256;i++)
873 unsigned char j = (unsigned char)bound(0, 255*pow(i/255.0, gamma), 255);
874 cls.capturevideo.rgbgammatable[0][i] = j;
875 cls.capturevideo.rgbgammatable[1][i] = j;
876 cls.capturevideo.rgbgammatable[2][i] = j;
880 R = Y + 1.4075 * (Cr - 128);
881 G = Y + -0.3455 * (Cb - 128) + -0.7169 * (Cr - 128);
882 B = Y + 1.7790 * (Cb - 128);
883 Y = R * .299 + G * .587 + B * .114;
884 Cb = R * -.169 + G * -.332 + B * .500 + 128.;
885 Cr = R * .500 + G * -.419 + B * -.0813 + 128.;
887 for (i = 0;i < 256;i++)
889 g = 255*pow(i/255.0, gamma);
890 // Y weights from RGB
891 cls.capturevideo.rgbtoyuvscaletable[0][0][i] = (short)(g * 0.299);
892 cls.capturevideo.rgbtoyuvscaletable[0][1][i] = (short)(g * 0.587);
893 cls.capturevideo.rgbtoyuvscaletable[0][2][i] = (short)(g * 0.114);
894 // Cb weights from RGB
895 cls.capturevideo.rgbtoyuvscaletable[1][0][i] = (short)(g * -0.169);
896 cls.capturevideo.rgbtoyuvscaletable[1][1][i] = (short)(g * -0.332);
897 cls.capturevideo.rgbtoyuvscaletable[1][2][i] = (short)(g * 0.500);
898 // Cr weights from RGB
899 cls.capturevideo.rgbtoyuvscaletable[2][0][i] = (short)(g * 0.500);
900 cls.capturevideo.rgbtoyuvscaletable[2][1][i] = (short)(g * -0.419);
901 cls.capturevideo.rgbtoyuvscaletable[2][2][i] = (short)(g * -0.0813);
902 // range reduction of YCbCr to valid signal range
903 cls.capturevideo.yuvnormalizetable[0][i] = 16 + i * (236-16) / 256;
904 cls.capturevideo.yuvnormalizetable[1][i] = 16 + i * (240-16) / 256;
905 cls.capturevideo.yuvnormalizetable[2][i] = 16 + i * (240-16) / 256;
908 //if (cl_capturevideo_)
913 cls.capturevideo.format = CAPTUREVIDEOFORMAT_AVI_I420;
914 cls.capturevideo.videofile = FS_Open (va("%s.avi", cls.capturevideo.basename), "wb", false, true);
915 SCR_CaptureVideo_RIFF_Start();
916 // 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)
917 SCR_CaptureVideo_RIFF_Push("RIFF", "AVI ");
919 SCR_CaptureVideo_RIFF_Push("LIST", "hdrl");
920 SCR_CaptureVideo_RIFF_Push("avih", NULL);
921 SCR_CaptureVideo_RIFF_Write32((int)(1000000.0 / cls.capturevideo.framerate)); // microseconds per frame
922 SCR_CaptureVideo_RIFF_Write32(0); // max bytes per second
923 SCR_CaptureVideo_RIFF_Write32(0); // padding granularity
924 SCR_CaptureVideo_RIFF_Write32(0x910); // flags (AVIF_HASINDEX | AVIF_ISINTERLEAVED | AVIF_TRUSTCKTYPE)
925 cls.capturevideo.videofile_totalframes_offset1 = SCR_CaptureVideo_RIFF_GetPosition();
926 SCR_CaptureVideo_RIFF_Write32(0); // total frames
927 SCR_CaptureVideo_RIFF_Write32(0); // initial frames
928 if (cls.capturevideo.soundrate)
929 SCR_CaptureVideo_RIFF_Write32(2); // number of streams
931 SCR_CaptureVideo_RIFF_Write32(1); // number of streams
932 SCR_CaptureVideo_RIFF_Write32(0); // suggested buffer size
933 SCR_CaptureVideo_RIFF_Write32(width); // width
934 SCR_CaptureVideo_RIFF_Write32(height); // height
935 SCR_CaptureVideo_RIFF_Write32(0); // reserved[0]
936 SCR_CaptureVideo_RIFF_Write32(0); // reserved[1]
937 SCR_CaptureVideo_RIFF_Write32(0); // reserved[2]
938 SCR_CaptureVideo_RIFF_Write32(0); // reserved[3]
939 SCR_CaptureVideo_RIFF_Pop();
941 SCR_CaptureVideo_RIFF_Push("LIST", "strl");
942 SCR_CaptureVideo_RIFF_Push("strh", "vids");
943 SCR_CaptureVideo_RIFF_WriteFourCC("I420"); // stream fourcc (I420 colorspace, uncompressed)
944 SCR_CaptureVideo_RIFF_Write32(0); // flags
945 SCR_CaptureVideo_RIFF_Write16(0); // priority
946 SCR_CaptureVideo_RIFF_Write16(0); // language
947 SCR_CaptureVideo_RIFF_Write32(0); // initial frames
948 // find an ideal divisor for the framerate
949 for (x = 1;x < 1000;x++)
950 if (cls.capturevideo.framerate * x == floor(cls.capturevideo.framerate * x))
952 SCR_CaptureVideo_RIFF_Write32(x); // samples/second divisor
953 SCR_CaptureVideo_RIFF_Write32((int)(cls.capturevideo.framerate * x)); // samples/second multiplied by divisor
954 SCR_CaptureVideo_RIFF_Write32(0); // start
955 cls.capturevideo.videofile_totalframes_offset2 = SCR_CaptureVideo_RIFF_GetPosition();
956 SCR_CaptureVideo_RIFF_Write32(0); // length
957 SCR_CaptureVideo_RIFF_Write32(width*height+(width/2)*(height/2)*2); // suggested buffer size
958 SCR_CaptureVideo_RIFF_Write32(0); // quality
959 SCR_CaptureVideo_RIFF_Write32(0); // sample size
960 SCR_CaptureVideo_RIFF_Write16(0); // frame left
961 SCR_CaptureVideo_RIFF_Write16(0); // frame top
962 SCR_CaptureVideo_RIFF_Write16(width); // frame right
963 SCR_CaptureVideo_RIFF_Write16(height); // frame bottom
964 SCR_CaptureVideo_RIFF_Pop();
965 // video stream format
966 SCR_CaptureVideo_RIFF_Push("strf", NULL);
967 SCR_CaptureVideo_RIFF_Write32(40); // BITMAPINFO struct size
968 SCR_CaptureVideo_RIFF_Write32(width); // width
969 SCR_CaptureVideo_RIFF_Write32(height); // height
970 SCR_CaptureVideo_RIFF_Write16(3); // planes
971 SCR_CaptureVideo_RIFF_Write16(12); // bitcount
972 SCR_CaptureVideo_RIFF_WriteFourCC("I420"); // compression
973 SCR_CaptureVideo_RIFF_Write32(width*height+(width/2)*(height/2)*2); // size of image
974 SCR_CaptureVideo_RIFF_Write32(0); // x pixels per meter
975 SCR_CaptureVideo_RIFF_Write32(0); // y pixels per meter
976 SCR_CaptureVideo_RIFF_Write32(0); // color used
977 SCR_CaptureVideo_RIFF_Write32(0); // color important
978 SCR_CaptureVideo_RIFF_Pop();
979 SCR_CaptureVideo_RIFF_Pop();
980 if (cls.capturevideo.soundrate)
983 SCR_CaptureVideo_RIFF_Push("LIST", "strl");
984 SCR_CaptureVideo_RIFF_Push("strh", "auds");
985 SCR_CaptureVideo_RIFF_Write32(1); // stream fourcc (PCM audio, uncompressed)
986 SCR_CaptureVideo_RIFF_Write32(0); // flags
987 SCR_CaptureVideo_RIFF_Write16(0); // priority
988 SCR_CaptureVideo_RIFF_Write16(0); // language
989 SCR_CaptureVideo_RIFF_Write32(0); // initial frames
990 SCR_CaptureVideo_RIFF_Write32(1); // samples/second divisor
991 SCR_CaptureVideo_RIFF_Write32((int)(cls.capturevideo.soundrate)); // samples/second multiplied by divisor
992 SCR_CaptureVideo_RIFF_Write32(0); // start
993 cls.capturevideo.videofile_totalsampleframes_offset = SCR_CaptureVideo_RIFF_GetPosition();
994 SCR_CaptureVideo_RIFF_Write32(0); // length
995 SCR_CaptureVideo_RIFF_Write32(cls.capturevideo.soundrate * 2); // suggested buffer size (this is a half second)
996 SCR_CaptureVideo_RIFF_Write32(0); // quality
997 SCR_CaptureVideo_RIFF_Write32(4); // sample size
998 SCR_CaptureVideo_RIFF_Write16(0); // frame left
999 SCR_CaptureVideo_RIFF_Write16(0); // frame top
1000 SCR_CaptureVideo_RIFF_Write16(0); // frame right
1001 SCR_CaptureVideo_RIFF_Write16(0); // frame bottom
1002 SCR_CaptureVideo_RIFF_Pop();
1003 // audio stream format
1004 SCR_CaptureVideo_RIFF_Push("strf", NULL);
1005 SCR_CaptureVideo_RIFF_Write16(1); // format (uncompressed PCM?)
1006 SCR_CaptureVideo_RIFF_Write16(2); // channels (stereo)
1007 SCR_CaptureVideo_RIFF_Write32(cls.capturevideo.soundrate); // sampleframes per second
1008 SCR_CaptureVideo_RIFF_Write32(cls.capturevideo.soundrate * 4); // average bytes per second
1009 SCR_CaptureVideo_RIFF_Write16(4); // block align
1010 SCR_CaptureVideo_RIFF_Write16(16); // bits per sample
1011 SCR_CaptureVideo_RIFF_Write16(0); // size
1012 SCR_CaptureVideo_RIFF_Pop();
1013 SCR_CaptureVideo_RIFF_Pop();
1015 // close the AVI header list
1016 SCR_CaptureVideo_RIFF_Pop();
1017 // software that produced this AVI video file
1018 SCR_CaptureVideo_RIFF_Push("LIST", "INFO");
1019 SCR_CaptureVideo_RIFF_Push("ISFT", NULL);
1020 SCR_CaptureVideo_RIFF_WriteTerminatedString(engineversion);
1021 SCR_CaptureVideo_RIFF_Pop();
1022 // enable this junk filler if you like the LIST movi to always begin at 4KB in the file (why?)
1024 SCR_CaptureVideo_RIFF_Push("JUNK", NULL);
1025 x = 4096 - SCR_CaptureVideo_RIFF_GetPosition();
1028 const char *junkfiller = "[ DarkPlaces junk data ]";
1029 int i = min(x, (int)strlen(junkfiller));
1030 SCR_CaptureVideo_RIFF_WriteBytes((const unsigned char *)junkfiller, i);
1033 SCR_CaptureVideo_RIFF_Pop();
1035 SCR_CaptureVideo_RIFF_Pop();
1036 // begin the actual video section now
1037 SCR_CaptureVideo_RIFF_Push("LIST", "movi");
1038 // we're done with the headers now...
1039 SCR_CaptureVideo_RIFF_Flush();
1040 if (cls.capturevideo.riffstacklevel != 2)
1041 Sys_Error("SCR_CaptureVideo_BeginVideo: broken AVI writing code (stack level is %i (should be 2) at end of headers)\n", cls.capturevideo.riffstacklevel);
1044 switch(cls.capturevideo.format)
1046 case CAPTUREVIDEOFORMAT_AVI_I420:
1053 void SCR_CaptureVideo_EndVideo(void)
1055 if (!cls.capturevideo.active)
1057 cls.capturevideo.active = false;
1058 if (cls.capturevideo.videofile)
1060 switch(cls.capturevideo.format)
1062 case CAPTUREVIDEOFORMAT_AVI_I420:
1063 // close any open chunks
1064 SCR_CaptureVideo_RIFF_Finish();
1065 // go back and fix the video frames and audio samples fields
1066 FS_Seek(cls.capturevideo.videofile, cls.capturevideo.videofile_totalframes_offset1, SEEK_SET);
1067 SCR_CaptureVideo_RIFF_Write32(cls.capturevideo.frame);
1068 SCR_CaptureVideo_RIFF_Flush();
1069 FS_Seek(cls.capturevideo.videofile, cls.capturevideo.videofile_totalframes_offset2, SEEK_SET);
1070 SCR_CaptureVideo_RIFF_Write32(cls.capturevideo.frame);
1071 SCR_CaptureVideo_RIFF_Flush();
1072 if (cls.capturevideo.soundrate)
1074 FS_Seek(cls.capturevideo.videofile, cls.capturevideo.videofile_totalsampleframes_offset, SEEK_SET);
1075 SCR_CaptureVideo_RIFF_Write32(cls.capturevideo.soundsampleframe);
1076 SCR_CaptureVideo_RIFF_Flush();
1082 FS_Close(cls.capturevideo.videofile);
1083 cls.capturevideo.videofile = NULL;
1086 if (cls.capturevideo.buffer)
1088 Mem_Free (cls.capturevideo.buffer);
1089 cls.capturevideo.buffer = NULL;
1092 if (cls.capturevideo.riffindexbuffer.data)
1094 Mem_Free(cls.capturevideo.riffindexbuffer.data);
1095 cls.capturevideo.riffindexbuffer.data = NULL;
1098 memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
1101 // 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
1102 void SCR_CaptureVideo_ConvertFrame_RGB_to_I420_flip(int width, int height, unsigned char *instart, unsigned char *outstart)
1105 int outoffset = (width/2)*(height/2);
1106 unsigned char *b, *out;
1107 // process one line at a time, and CbCr every other line at 2 pixel intervals
1108 for (y = 0;y < height;y++)
1111 for (b = instart + (height-1-y)*width*3, out = outstart + y*width, x = 0;x < width;x++, b += 3, out++)
1112 *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]]];
1115 // 2x2 Cr and Cb planes
1117 // low quality, no averaging
1118 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 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];
1123 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];
1126 // high quality, averaging
1127 int inpitch = width*3;
1128 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++)
1130 int blockr, blockg, blockb;
1131 blockr = (b[0] + b[3] + b[inpitch+0] + b[inpitch+3]) >> 2;
1132 blockg = (b[1] + b[4] + b[inpitch+1] + b[inpitch+4]) >> 2;
1133 blockb = (b[2] + b[5] + b[inpitch+2] + b[inpitch+5]) >> 2;
1135 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];
1137 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];
1144 qboolean SCR_CaptureVideo_VideoFrame(int newframenum)
1146 int x = 0, y = 0, width = vid.width, height = vid.height;
1147 unsigned char *in, *out;
1149 //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);
1150 // speed is critical here, so do saving as directly as possible
1151 switch (cls.capturevideo.format)
1153 case CAPTUREVIDEOFORMAT_AVI_I420:
1154 // if there's no videofile we have to just give up, and abort saving
1155 if (!cls.capturevideo.videofile)
1157 // FIXME: width/height must be multiple of 2, enforce this?
1158 qglReadPixels (x, y, width, height, GL_RGB, GL_UNSIGNED_BYTE, cls.capturevideo.buffer);CHECKGLERROR
1159 in = cls.capturevideo.buffer;
1160 out = cls.capturevideo.buffer + width*height*3;
1161 SCR_CaptureVideo_ConvertFrame_RGB_to_I420_flip(width, height, in, out);
1162 x = width*height+(width/2)*(height/2)*2;
1163 SCR_CaptureVideo_RIFF_OverflowCheck(8 + x);
1164 for (;cls.capturevideo.frame < newframenum;cls.capturevideo.frame++)
1166 SCR_CaptureVideo_RIFF_IndexEntry("00dc", x, 0x10); // AVIIF_KEYFRAME
1167 SCR_CaptureVideo_RIFF_Push("00dc", NULL);
1168 SCR_CaptureVideo_RIFF_WriteBytes(out, x);
1169 SCR_CaptureVideo_RIFF_Pop();
1177 void SCR_CaptureVideo_SoundFrame(unsigned char *bufstereo16le, size_t length, int rate)
1180 cls.capturevideo.soundrate = rate;
1181 cls.capturevideo.soundsampleframe += length;
1182 switch (cls.capturevideo.format)
1184 case CAPTUREVIDEOFORMAT_AVI_I420:
1186 SCR_CaptureVideo_RIFF_OverflowCheck(8 + x);
1187 SCR_CaptureVideo_RIFF_IndexEntry("01wb", x, 0x10); // AVIIF_KEYFRAME
1188 SCR_CaptureVideo_RIFF_Push("01wb", NULL);
1189 SCR_CaptureVideo_RIFF_WriteBytes(bufstereo16le, x);
1190 SCR_CaptureVideo_RIFF_Pop();
1197 void SCR_CaptureVideo(void)
1200 if (cl_capturevideo.integer && r_render.integer)
1202 if (!cls.capturevideo.active)
1203 SCR_CaptureVideo_BeginVideo();
1204 if (cls.capturevideo.framerate != cl_capturevideo_fps.value)
1206 Con_Printf("You can not change the video framerate while recording a video.\n");
1207 Cvar_SetValueQuick(&cl_capturevideo_fps, cls.capturevideo.framerate);
1209 // for AVI saving we have to make sure that sound is saved before video
1210 if (cls.capturevideo.soundrate && !cls.capturevideo.soundsampleframe)
1212 if (cls.capturevideo.realtime)
1214 // preserve sound sync by duplicating frames when running slow
1215 newframenum = (int)((realtime - cls.capturevideo.starttime) * cls.capturevideo.framerate);
1218 newframenum = cls.capturevideo.frame + 1;
1219 // if falling behind more than one second, stop
1220 if (newframenum - cls.capturevideo.frame > (int)ceil(cls.capturevideo.framerate))
1222 Cvar_SetValueQuick(&cl_capturevideo, 0);
1223 Con_Printf("video saving failed on frame %i, your machine is too slow for this capture speed.\n", cls.capturevideo.frame);
1224 SCR_CaptureVideo_EndVideo();
1228 SCR_CaptureVideo_VideoFrame(newframenum);
1229 if (cls.capturevideo.error)
1231 Cvar_SetValueQuick(&cl_capturevideo, 0);
1232 Con_Printf("video saving failed on frame %i, out of disk space? stopping video capture.\n", cls.capturevideo.frame);
1233 SCR_CaptureVideo_EndVideo();
1236 else if (cls.capturevideo.active)
1237 SCR_CaptureVideo_EndVideo();
1244 Grab six views for environment mapping tests
1251 qboolean flipx, flipy, flipdiagonaly;
1255 {{ 0, 0, 0}, "rt", false, false, false},
1256 {{ 0, 270, 0}, "ft", false, false, false},
1257 {{ 0, 180, 0}, "lf", false, false, false},
1258 {{ 0, 90, 0}, "bk", false, false, false},
1259 {{-90, 180, 0}, "up", true, true, false},
1260 {{ 90, 180, 0}, "dn", true, true, false},
1262 {{ 0, 0, 0}, "px", true, true, true},
1263 {{ 0, 90, 0}, "py", false, true, false},
1264 {{ 0, 180, 0}, "nx", false, false, true},
1265 {{ 0, 270, 0}, "ny", true, false, false},
1266 {{-90, 180, 0}, "pz", false, false, true},
1267 {{ 90, 180, 0}, "nz", false, false, true}
1270 static void R_Envmap_f (void)
1273 char filename[MAX_QPATH], basename[MAX_QPATH];
1274 unsigned char *buffer1;
1275 unsigned char *buffer2;
1276 unsigned char *buffer3;
1278 if (Cmd_Argc() != 3)
1280 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");
1284 strlcpy (basename, Cmd_Argv(1), sizeof (basename));
1285 size = atoi(Cmd_Argv(2));
1286 if (size != 128 && size != 256 && size != 512 && size != 1024)
1288 Con_Print("envmap: size must be one of 128, 256, 512, or 1024\n");
1291 if (size > vid.width || size > vid.height)
1293 Con_Print("envmap: your resolution is not big enough to render that size\n");
1297 r_refdef.envmap = true;
1299 R_UpdateVariables();
1304 r_view.width = size;
1305 r_view.height = size;
1308 r_view.frustum_x = tan(90 * M_PI / 360.0);
1309 r_view.frustum_y = tan(90 * M_PI / 360.0);
1311 buffer1 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1312 buffer2 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1313 buffer3 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3 + 18);
1315 for (j = 0;j < 12;j++)
1317 sprintf(filename, "env/%s%s.tga", basename, envmapinfo[j].name);
1318 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);
1323 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);
1330 r_refdef.envmap = false;
1333 //=============================================================================
1335 // LordHavoc: SHOWLMP stuff
1336 #define SHOWLMP_MAXLABELS 256
1337 typedef struct showlmp_s
1347 showlmp_t showlmp[SHOWLMP_MAXLABELS];
1349 void SHOWLMP_decodehide(void)
1353 lmplabel = MSG_ReadString();
1354 for (i = 0;i < SHOWLMP_MAXLABELS;i++)
1355 if (showlmp[i].isactive && strcmp(showlmp[i].label, lmplabel) == 0)
1357 showlmp[i].isactive = false;
1362 void SHOWLMP_decodeshow(void)
1365 char lmplabel[256], picname[256];
1367 strlcpy (lmplabel,MSG_ReadString(), sizeof (lmplabel));
1368 strlcpy (picname, MSG_ReadString(), sizeof (picname));
1369 if (gamemode == GAME_NEHAHRA) // LordHavoc: nasty old legacy junk
1376 x = MSG_ReadShort();
1377 y = MSG_ReadShort();
1380 for (i = 0;i < SHOWLMP_MAXLABELS;i++)
1381 if (showlmp[i].isactive)
1383 if (strcmp(showlmp[i].label, lmplabel) == 0)
1386 break; // drop out to replace it
1389 else if (k < 0) // find first empty one to replace
1392 return; // none found to replace
1393 // change existing one
1394 showlmp[k].isactive = true;
1395 strlcpy (showlmp[k].label, lmplabel, sizeof (showlmp[k].label));
1396 strlcpy (showlmp[k].pic, picname, sizeof (showlmp[k].pic));
1401 void SHOWLMP_drawall(void)
1404 for (i = 0;i < SHOWLMP_MAXLABELS;i++)
1405 if (showlmp[i].isactive)
1406 DrawQ_Pic(showlmp[i].x, showlmp[i].y, Draw_CachePic(showlmp[i].pic, true), 0, 0, 1, 1, 1, 1, 0);
1409 void SHOWLMP_clear(void)
1412 for (i = 0;i < SHOWLMP_MAXLABELS;i++)
1413 showlmp[i].isactive = false;
1417 ==============================================================================
1421 ==============================================================================
1424 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)
1426 int indices[3] = {0,1,2};
1429 if (!r_render.integer)
1433 qglReadPixels (x, y, width, height, GL_RGB, GL_UNSIGNED_BYTE, buffer1);CHECKGLERROR
1435 if (scr_screenshot_gammaboost.value != 1 && gammacorrect)
1438 double igamma = 1.0 / scr_screenshot_gammaboost.value;
1439 unsigned char ramp[256];
1440 for (i = 0;i < 256;i++)
1441 ramp[i] = (unsigned char) (pow(i * (1.0 / 255.0), igamma) * 255.0);
1442 for (i = 0;i < width*height*3;i++)
1443 buffer1[i] = ramp[buffer1[i]];
1446 Image_CopyMux (buffer2, buffer1, width, height, flipx, flipy, flipdiagonal, 3, 3, indices);
1449 ret = JPEG_SaveImage_preflipped (filename, width, height, buffer2);
1451 ret = Image_WriteTGARGB_preflipped (filename, width, height, buffer2, buffer3);
1456 //=============================================================================
1458 void R_ClearScreen(void)
1462 if (r_refdef.fogenabled)
1464 qglClearColor(r_refdef.fogcolor[0],r_refdef.fogcolor[1],r_refdef.fogcolor[2],0);CHECKGLERROR
1468 qglClearColor(0,0,0,0);CHECKGLERROR
1470 qglClearDepth(1);CHECKGLERROR
1473 // LordHavoc: we use a stencil centered around 128 instead of 0,
1474 // to avoid clamping interfering with strange shadow volume
1476 qglClearStencil(128);CHECKGLERROR
1479 if (r_render.integer)
1480 GL_Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | (gl_stencil ? GL_STENCIL_BUFFER_BIT : 0));
1481 // set dithering mode
1482 if (gl_dither.integer)
1484 qglEnable(GL_DITHER);CHECKGLERROR
1488 qglDisable(GL_DITHER);CHECKGLERROR
1492 qboolean CL_VM_UpdateView (void);
1493 void SCR_DrawConsole (void);
1494 void R_Shadow_EditLights_DrawSelectedLightProperties(void);
1498 void SCR_DrawScreen (void)
1502 if (r_timereport_active)
1503 R_TimeReport("setup");
1505 R_UpdateVariables();
1507 if (cls.signon == SIGNONS)
1511 size = scr_viewsize.value * (1.0 / 100.0);
1512 size = min(size, 1);
1514 if (r_stereo_sidebyside.integer)
1516 r_view.width = (int)(vid.width * size / 2.5);
1517 r_view.height = (int)(vid.height * size / 2.5 * (1 - bound(0, r_letterbox.value, 100) / 100));
1519 r_view.x = (int)((vid.width - r_view.width * 2.5) * 0.5);
1520 r_view.y = (int)((vid.height - r_view.height)/2);
1523 r_view.x += (int)(r_view.width * 1.5);
1527 r_view.width = (int)(vid.width * size);
1528 r_view.height = (int)(vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100));
1530 r_view.x = (int)((vid.width - r_view.width)/2);
1531 r_view.y = (int)((vid.height - r_view.height)/2);
1535 // LordHavoc: viewzoom (zoom in for sniper rifles, etc)
1536 // LordHavoc: this is designed to produce widescreen fov values
1537 // when the screen is wider than 4/3 width/height aspect, to do
1538 // this it simply assumes the requested fov is the vertical fov
1539 // for a 4x3 display, if the ratio is not 4x3 this makes the fov
1540 // higher/lower according to the ratio
1541 r_view.frustum_y = tan(scr_fov.value * cl.viewzoom * M_PI / 360.0) * (3.0/4.0);
1542 r_view.frustum_x = r_view.frustum_y * (float)r_view.width / (float)r_view.height / vid_pixelheight.value;
1544 r_view.frustum_x *= r_refdef.frustumscale_x;
1545 r_view.frustum_y *= r_refdef.frustumscale_y;
1547 if(!CL_VM_UpdateView())
1550 if (scr_zoomwindow.integer)
1552 float sizex = bound(10, scr_zoomwindow_viewsizex.value, 100) / 100.0;
1553 float sizey = bound(10, scr_zoomwindow_viewsizey.value, 100) / 100.0;
1554 r_view.width = (int)(vid.width * sizex);
1555 r_view.height = (int)(vid.height * sizey);
1557 r_view.x = (int)((vid.width - r_view.width)/2);
1561 r_view.frustum_y = tan(scr_zoomwindow_fov.value * cl.viewzoom * M_PI / 360.0) * (3.0/4.0);
1562 r_view.frustum_x = r_view.frustum_y * vid_pixelheight.value * (float)r_view.width / (float)r_view.height;
1564 r_view.frustum_x *= r_refdef.frustumscale_x;
1565 r_view.frustum_y *= r_refdef.frustumscale_y;
1567 if(!CL_VM_UpdateView())
1572 if (!r_stereo_sidebyside.integer)
1574 r_view.width = vid.width;
1575 r_view.height = vid.height;
1584 if (cls.signon == SIGNONS)
1589 if (!r_letterbox.value)
1592 SCR_CheckDrawCenterString();
1596 R_Shadow_EditLights_DrawSelectedLightProperties();
1604 if (r_timereport_active)
1607 if (cls.signon == SIGNONS)
1608 R_TimeReport_Frame();
1616 if (r_timereport_active)
1617 R_TimeReport("meshfinish");
1620 void SCR_UpdateLoadingScreen (qboolean clear)
1625 float texcoord2f[8];
1626 // don't do anything if not initialized yet
1627 if (vid_hidden || !scr_refresh.integer)
1630 qglViewport(0, 0, vid.width, vid.height);CHECKGLERROR
1631 //qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
1632 //qglDepthMask(1);CHECKGLERROR
1633 qglColorMask(1,1,1,1);CHECKGLERROR
1634 qglClearColor(0,0,0,0);CHECKGLERROR
1635 // when starting up a new video mode, make sure the screen is cleared to black
1638 qglClear(GL_COLOR_BUFFER_BIT);CHECKGLERROR
1640 //qglDisable(GL_CULL_FACE);CHECKGLERROR
1643 GL_SetupView_Mode_Ortho(0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100);
1645 R_Mesh_Matrix(&identitymatrix);
1646 // draw the loading plaque
1647 pic = Draw_CachePic("gfx/loading", true);
1648 x = (vid_conwidth.integer - pic->width)/2;
1649 y = (vid_conheight.integer - pic->height)/2;
1651 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1652 GL_DepthTest(false);
1653 R_Mesh_VertexPointer(vertex3f, 0, 0);
1654 R_Mesh_ColorPointer(NULL, 0, 0);
1655 R_Mesh_ResetTextureState();
1656 R_Mesh_TexBind(0, R_GetTexture(pic->tex));
1657 R_Mesh_TexCoordPointer(0, 2, texcoord2f, 0, 0);
1658 vertex3f[2] = vertex3f[5] = vertex3f[8] = vertex3f[11] = 0;
1659 vertex3f[0] = vertex3f[9] = x;
1660 vertex3f[1] = vertex3f[4] = y;
1661 vertex3f[3] = vertex3f[6] = x + pic->width;
1662 vertex3f[7] = vertex3f[10] = y + pic->height;
1663 texcoord2f[0] = 0;texcoord2f[1] = 0;
1664 texcoord2f[2] = 1;texcoord2f[3] = 0;
1665 texcoord2f[4] = 1;texcoord2f[5] = 1;
1666 texcoord2f[6] = 0;texcoord2f[7] = 1;
1667 if (vid.stereobuffer)
1669 qglDrawBuffer(GL_FRONT_LEFT);
1670 R_Mesh_Draw(0, 4, 2, polygonelements, 0, 0);
1671 qglDrawBuffer(GL_FRONT_RIGHT);
1672 R_Mesh_Draw(0, 4, 2, polygonelements, 0, 0);
1676 qglDrawBuffer(GL_FRONT);
1677 R_Mesh_Draw(0, 4, 2, polygonelements, 0, 0);
1681 // not necessary when rendering to GL_FRONT buffers
1682 //VID_Finish(false);
1683 // however this IS necessary on Windows Vista
1687 void CL_UpdateScreen(void)
1689 float conwidth, conheight;
1691 if (vid_hidden || !scr_refresh.integer)
1694 if (!scr_initialized || !con_initialized)
1695 return; // not initialized yet
1697 conwidth = bound(320, vid_conwidth.value, 2048);
1698 conheight = bound(200, vid_conheight.value, 1536);
1699 if (vid_conwidth.value != conwidth)
1700 Cvar_SetValue("vid_conwidth", conwidth);
1701 if (vid_conheight.value != conheight)
1702 Cvar_SetValue("vid_conheight", conheight);
1705 if (scr_viewsize.value < 30)
1706 Cvar_Set ("viewsize","30");
1707 if (scr_viewsize.value > 120)
1708 Cvar_Set ("viewsize","120");
1710 // bound field of view
1711 if (scr_fov.value < 1)
1712 Cvar_Set ("fov","1");
1713 if (scr_fov.value > 170)
1714 Cvar_Set ("fov","170");
1716 // validate r_textureunits cvar
1717 if (r_textureunits.integer > gl_textureunits)
1718 Cvar_SetValueQuick(&r_textureunits, gl_textureunits);
1719 if (r_textureunits.integer < 1)
1720 Cvar_SetValueQuick(&r_textureunits, 1);
1722 // validate gl_combine cvar
1723 if (gl_combine.integer && !gl_combine_extension)
1724 Cvar_SetValueQuick(&gl_combine, 0);
1726 // intermission is always full screen
1727 if (cl.intermission)
1731 if (scr_viewsize.value >= 120)
1732 sb_lines = 0; // no status bar at all
1733 else if (scr_viewsize.value >= 110)
1734 sb_lines = 24; // no inventory
1739 r_view.colormask[0] = 1;
1740 r_view.colormask[1] = 1;
1741 r_view.colormask[2] = 1;
1743 if (r_timereport_active)
1744 R_TimeReport("other");
1746 SCR_SetUpToDrawConsole();
1748 if (r_timereport_active)
1749 R_TimeReport("start");
1752 qglViewport(0, 0, vid.width, vid.height);CHECKGLERROR
1753 qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
1754 qglDepthMask(1);CHECKGLERROR
1755 qglColorMask(1,1,1,1);CHECKGLERROR
1756 qglClearColor(0,0,0,0);CHECKGLERROR
1757 qglClear(GL_COLOR_BUFFER_BIT);CHECKGLERROR
1759 if(scr_stipple.integer)
1761 GLubyte stipple[128];
1762 int i, s, width, parts;
1763 static int frame = 0;
1766 s = scr_stipple.integer;
1768 width = (s & 070) >> 3;
1770 qglEnable(GL_POLYGON_STIPPLE); // 0x0B42
1771 for(i = 0; i < 128; ++i)
1774 stipple[i] = (((line >> width) + frame) & ((1 << parts) - 1)) ? 0x00 : 0xFF;
1776 qglPolygonStipple(stipple);
1779 qglDisable(GL_POLYGON_STIPPLE);
1781 if (r_timereport_active)
1782 R_TimeReport("clear");
1784 qglDrawBuffer(GL_BACK);
1786 if (vid.stereobuffer || r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer || r_stereo_sidebyside.integer)
1788 matrix4x4_t originalmatrix = r_view.matrix;
1789 matrix4x4_t offsetmatrix;
1790 Matrix4x4_CreateFromQuakeEntity(&offsetmatrix, 0, r_stereo_separation.value * 0.5f, 0, 0, r_stereo_angle.value * 0.5f, 0, 1);
1791 Matrix4x4_Concat(&r_view.matrix, &originalmatrix, &offsetmatrix);
1793 if (r_stereo_sidebyside.integer)
1796 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
1798 r_view.colormask[0] = 1;
1799 r_view.colormask[1] = 0;
1800 r_view.colormask[2] = 0;
1803 if (vid.stereobuffer)
1804 qglDrawBuffer(GL_BACK_RIGHT);
1808 Matrix4x4_CreateFromQuakeEntity(&offsetmatrix, 0, r_stereo_separation.value * -0.5f, 0, 0, r_stereo_angle.value * -0.5f, 0, 1);
1809 Matrix4x4_Concat(&r_view.matrix, &originalmatrix, &offsetmatrix);
1811 if (r_stereo_sidebyside.integer)
1814 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
1816 r_view.colormask[0] = 0;
1817 r_view.colormask[1] = r_stereo_redcyan.integer || r_stereo_redgreen.integer;
1818 r_view.colormask[2] = r_stereo_redcyan.integer || r_stereo_redblue.integer;
1821 if (vid.stereobuffer)
1822 qglDrawBuffer(GL_BACK_LEFT);
1826 r_view.matrix = originalmatrix;
1834 if (r_timereport_active)
1835 R_TimeReport("finish");
1838 void CL_Screen_NewMap(void)