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"};
48 int jpeg_supported = false;
50 qboolean scr_initialized; // ready to draw
52 float scr_con_current;
54 extern int con_vislines;
56 static void SCR_ScreenShot_f (void);
57 static void R_Envmap_f (void);
60 void R_ClearScreen(void);
63 ===============================================================================
67 ===============================================================================
70 char scr_centerstring[MAX_INPUTLINE];
71 float scr_centertime_start; // for slow victory printing
72 float scr_centertime_off;
81 Called for important messages that should stay in the center of the screen
85 void SCR_CenterPrint(char *str)
87 strlcpy (scr_centerstring, str, sizeof (scr_centerstring));
88 scr_centertime_off = scr_centertime.value;
89 scr_centertime_start = cl.time;
91 // count the number of lines for centering
102 void SCR_DrawCenterString (void)
110 // the finale prints the characters one at a time
112 remaining = (int)(scr_printspeed.value * (cl.time - scr_centertime_start));
116 scr_erase_center = 0;
117 start = scr_centerstring;
122 if (scr_center_lines <= 4)
123 y = (int)(vid_conheight.integer*0.35);
130 // scan the number of characters on the line, not counting color codes
132 for (l=0 ; l<vid_conwidth.integer/8 ; l++)
134 if (start[l] == '\n' || !start[l])
136 // color codes add no visible characters, so don't count them
137 if (start[l] == STRING_COLOR_TAG && (start[l+1] >= '0' && start[l+1] <= '9'))
142 x = (vid_conwidth.integer - chars*8)/2;
147 DrawQ_ColoredString(x, y, start, l, 8, 8, 1, 1, 1, 1, 0, &color);
155 while (*start && *start != '\n')
160 start++; // skip the \n
164 void SCR_CheckDrawCenterString (void)
166 if (scr_center_lines > scr_erase_lines)
167 scr_erase_lines = scr_center_lines;
169 scr_centertime_off -= cl.realframetime;
171 // don't draw if this is a normal stats-screen intermission,
172 // only if it is not an intermission, or a finale intermission
173 if (cl.intermission == 1)
175 if (scr_centertime_off <= 0 && !cl.intermission)
177 if (key_dest != key_game)
180 SCR_DrawCenterString ();
188 void SCR_DrawTurtle (void)
192 if (cls.state != ca_connected)
195 if (!scr_showturtle.integer)
198 if (cl.realframetime < 0.1)
208 DrawQ_Pic (0, 0, Draw_CachePic("gfx/turtle", true), 0, 0, 1, 1, 1, 1, 0);
216 void SCR_DrawNet (void)
218 if (cls.state != ca_connected)
220 if (realtime - cl.last_received_message < 0.3)
222 if (cls.demoplayback)
225 DrawQ_Pic (64, 0, Draw_CachePic("gfx/net", true), 0, 0, 1, 1, 1, 1, 0);
233 void SCR_DrawPause (void)
237 if (cls.state != ca_connected)
240 if (!scr_showpause.integer) // turn off for screenshots
246 pic = Draw_CachePic ("gfx/pause", true);
247 DrawQ_Pic ((vid_conwidth.integer - pic->width)/2, (vid_conheight.integer - pic->height)/2, pic, 0, 0, 1, 1, 1, 1, 0);
255 void SCR_DrawBrand (void)
260 if (!scr_showbrand.value)
263 pic = Draw_CachePic ("gfx/brand", true);
265 switch ((int)scr_showbrand.value)
267 case 1: // bottom left
269 y = vid_conheight.integer - pic->height;
271 case 2: // bottom centre
272 x = (vid_conwidth.integer - pic->width) / 2;
273 y = vid_conheight.integer - pic->height;
275 case 3: // bottom right
276 x = vid_conwidth.integer - pic->width;
277 y = vid_conheight.integer - pic->height;
279 case 4: // centre right
280 x = vid_conwidth.integer - pic->width;
281 y = (vid_conheight.integer - pic->height) / 2;
284 x = vid_conwidth.integer - pic->width;
287 case 6: // top centre
288 x = (vid_conwidth.integer - pic->width) / 2;
295 case 8: // centre left
297 y = (vid_conheight.integer - pic->height) / 2;
303 DrawQ_Pic (x, y, pic, 0, 0, 1, 1, 1, 1, 0);
311 static int SCR_DrawQWDownload(int offset)
317 if (!cls.qw_downloadname[0])
319 dpsnprintf(temp, sizeof(temp), "Downloading %s ... %3i%%\n", cls.qw_downloadname, cls.qw_downloadpercent);
320 len = (int)strlen(temp);
321 x = (vid_conwidth.integer - len*size) / 2;
322 y = vid_conheight.integer - size - offset;
323 DrawQ_Pic(0, y, NULL, vid_conwidth.integer, size, 0, 0, 0, 0.5, 0);
324 DrawQ_String(x, y, temp, len, size, size, 1, 1, 1, 1, 0);
333 static int SCR_DrawCurlDownload(int offset)
340 Curl_downloadinfo_t *downinfo;
344 downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo);
348 y = vid_conheight.integer - size * nDownloads - offset;
352 len = (int)strlen(addinfo);
353 x = (vid_conwidth.integer - len*size) / 2;
354 DrawQ_Pic(0, y - size, NULL, vid_conwidth.integer, size, 1, 1, 1, 0.8, 0);
355 DrawQ_String(x, y - size, addinfo, len, size, size, 0, 0, 0, 1, 0);
358 for(i = 0; i != nDownloads; ++i)
360 if(downinfo[i].queued)
361 dpsnprintf(temp, sizeof(temp), "Still in queue: %s\n", downinfo[i].filename);
362 else if(downinfo[i].progress <= 0)
363 dpsnprintf(temp, sizeof(temp), "Downloading %s ... ???.?%% @ %.1f KiB/s\n", downinfo[i].filename, downinfo[i].speed / 1024.0);
365 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);
366 len = (int)strlen(temp);
367 x = (vid_conwidth.integer - len*size) / 2;
368 DrawQ_Pic(0, y + i * size, NULL, vid_conwidth.integer, size, 0, 0, 0, 0.8, 0);
369 DrawQ_String(x, y + i * size, temp, len, size, size, 1, 1, 1, 1, 0);
374 return 8 * (nDownloads + (addinfo ? 1 : 0));
382 static void SCR_DrawDownload()
385 offset += SCR_DrawQWDownload(offset);
386 offset += SCR_DrawCurlDownload(offset);
389 //=============================================================================
393 SCR_SetUpToDrawConsole
396 void SCR_SetUpToDrawConsole (void)
398 // lines of console to display
400 static int framecounter = 0;
404 if (scr_menuforcewhiledisconnected.integer && key_dest == key_game && cls.state == ca_disconnected)
406 if (framecounter >= 2)
414 if (scr_conforcewhiledisconnected.integer && key_dest == key_game && cls.signon != SIGNONS)
415 key_consoleactive |= KEY_CONSOLEACTIVE_FORCED;
417 key_consoleactive &= ~KEY_CONSOLEACTIVE_FORCED;
419 // decide on the height of the console
420 if (key_consoleactive & KEY_CONSOLEACTIVE_USER)
421 conlines = vid_conheight.integer/2; // half screen
423 conlines = 0; // none visible
425 scr_con_current = conlines;
433 void SCR_DrawConsole (void)
435 if (key_consoleactive & KEY_CONSOLEACTIVE_FORCED)
438 Con_DrawConsole (vid_conheight.integer);
440 else if (scr_con_current)
441 Con_DrawConsole ((int)scr_con_current);
445 if ((key_dest == key_game || key_dest == key_message) && !r_letterbox.value)
446 Con_DrawNotify (); // only draw notify in game
452 SCR_BeginLoadingPlaque
456 void SCR_BeginLoadingPlaque (void)
458 // save console log up to this point to log_file if it was set by configs
463 SCR_UpdateLoadingScreen();
466 //=============================================================================
468 char r_speeds_string[1024];
469 int speedstringcount, r_timereport_active;
470 double r_timereport_temp = 0, r_timereport_current = 0, r_timereport_start = 0;
472 void R_TimeReport(char *desc)
478 if (r_speeds.integer < 2 || !r_timereport_active)
482 qglFinish();CHECKGLERROR
483 r_timereport_temp = r_timereport_current;
484 r_timereport_current = Sys_DoubleTime();
485 t = (int) ((r_timereport_current - r_timereport_temp) * 1000000.0 + 0.5);
487 dpsnprintf(tempbuf, sizeof(tempbuf), "%8i %-11s", t, desc);
488 length = (int)strlen(tempbuf);
489 if (speedstringcount + length > (vid_conwidth.integer / 8))
491 strlcat(r_speeds_string, "\n", sizeof(r_speeds_string));
492 speedstringcount = 0;
494 strlcat(r_speeds_string, tempbuf, sizeof(r_speeds_string));
495 speedstringcount += length;
498 void R_TimeReport_Frame(void)
502 if (r_speeds_string[0])
504 if (r_timereport_active)
506 r_timereport_current = r_timereport_start;
507 R_TimeReport("total");
510 if (r_speeds_string[strlen(r_speeds_string)-1] == '\n')
511 r_speeds_string[strlen(r_speeds_string)-1] = 0;
513 for (i = 0;r_speeds_string[i];i++)
514 if (r_speeds_string[i] == '\n')
516 y = vid_conheight.integer - sb_lines - lines * 8;
518 DrawQ_Pic(0, y, NULL, vid_conwidth.integer, lines * 8, 0, 0, 0, 0.5, 0);
519 while (r_speeds_string[i])
522 while (r_speeds_string[i] && r_speeds_string[i] != '\n')
525 DrawQ_String(0, y, r_speeds_string + j, i - j, 8, 8, 1, 1, 1, 1, 0);
526 if (r_speeds_string[i] == '\n')
530 r_speeds_string[0] = 0;
531 r_timereport_active = false;
533 if (r_speeds.integer && cls.signon == SIGNONS && cls.state == ca_connected)
535 speedstringcount = 0;
536 r_speeds_string[0] = 0;
537 r_timereport_active = false;
538 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]);
539 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);
540 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);
541 if (r_refdef.stats.bloom)
542 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);
544 sprintf(r_speeds_string + strlen(r_speeds_string), "rendered%6i meshes%8i triangles\n", r_refdef.stats.meshes, r_refdef.stats.meshes_elements / 3);
546 memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
548 if (r_speeds.integer >= 2)
550 r_timereport_active = true;
551 r_timereport_start = r_timereport_current = Sys_DoubleTime();
563 void SCR_SizeUp_f (void)
565 Cvar_SetValue ("viewsize",scr_viewsize.value+10);
576 void SCR_SizeDown_f (void)
578 Cvar_SetValue ("viewsize",scr_viewsize.value-10);
581 void CL_Screen_Init(void)
583 Cvar_RegisterVariable (&scr_fov);
584 Cvar_RegisterVariable (&scr_viewsize);
585 Cvar_RegisterVariable (&scr_conalpha);
586 Cvar_RegisterVariable (&scr_conbrightness);
587 Cvar_RegisterVariable (&scr_conforcewhiledisconnected);
588 Cvar_RegisterVariable (&scr_menuforcewhiledisconnected);
589 Cvar_RegisterVariable (&scr_showram);
590 Cvar_RegisterVariable (&scr_showturtle);
591 Cvar_RegisterVariable (&scr_showpause);
592 Cvar_RegisterVariable (&scr_showbrand);
593 Cvar_RegisterVariable (&scr_centertime);
594 Cvar_RegisterVariable (&scr_printspeed);
595 Cvar_RegisterVariable (&vid_conwidth);
596 Cvar_RegisterVariable (&vid_conheight);
597 Cvar_RegisterVariable (&vid_pixelheight);
598 Cvar_RegisterVariable (&scr_screenshot_jpeg);
599 Cvar_RegisterVariable (&scr_screenshot_jpeg_quality);
600 Cvar_RegisterVariable (&scr_screenshot_gammaboost);
601 Cvar_RegisterVariable (&cl_capturevideo);
602 Cvar_RegisterVariable (&cl_capturevideo_realtime);
603 Cvar_RegisterVariable (&cl_capturevideo_fps);
604 Cvar_RegisterVariable (&cl_capturevideo_number);
605 Cvar_RegisterVariable (&r_letterbox);
606 Cvar_RegisterVariable(&r_stereo_separation);
607 Cvar_RegisterVariable(&r_stereo_sidebyside);
608 Cvar_RegisterVariable(&r_stereo_redblue);
609 Cvar_RegisterVariable(&r_stereo_redcyan);
610 Cvar_RegisterVariable(&r_stereo_redgreen);
611 Cvar_RegisterVariable(&scr_zoomwindow);
612 Cvar_RegisterVariable(&scr_zoomwindow_viewsizex);
613 Cvar_RegisterVariable(&scr_zoomwindow_viewsizey);
614 Cvar_RegisterVariable(&scr_zoomwindow_fov);
616 Cmd_AddCommand ("sizeup",SCR_SizeUp_f, "increase view size (increases viewsize cvar)");
617 Cmd_AddCommand ("sizedown",SCR_SizeDown_f, "decrease view size (decreases viewsize cvar)");
618 Cmd_AddCommand ("screenshot",SCR_ScreenShot_f, "takes a screenshot of the next rendered frame");
619 Cmd_AddCommand ("envmap", R_Envmap_f, "render a cubemap (skybox) of the current scene");
621 scr_initialized = true;
629 void SCR_ScreenShot_f (void)
631 static int shotnumber;
632 static char oldname[MAX_QPATH];
633 char base[MAX_QPATH];
634 char filename[MAX_QPATH];
635 unsigned char *buffer1;
636 unsigned char *buffer2;
637 unsigned char *buffer3;
638 qboolean jpeg = (scr_screenshot_jpeg.integer != 0);
640 sprintf (base, "screenshots/%s", scr_screenshot_name.string);
642 if (strcmp (oldname, scr_screenshot_name.string))
644 sprintf(oldname, "%s", scr_screenshot_name.string);
648 // find a file name to save it to
649 for (;shotnumber < 1000000;shotnumber++)
650 if (!FS_SysFileExists(va("%s/%s%06d.tga", fs_gamedir, base, shotnumber)) && !FS_SysFileExists(va("%s/%s%06d.jpg", fs_gamedir, base, shotnumber)))
652 if (shotnumber >= 1000000)
654 Con_Print("SCR_ScreenShot_f: Couldn't create the image file\n");
658 sprintf(filename, "%s%06d.%s", base, shotnumber, jpeg ? "jpg" : "tga");
660 buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
661 buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
662 buffer3 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3 + 18);
664 if (SCR_ScreenShot (filename, buffer1, buffer2, buffer3, 0, 0, vid.width, vid.height, false, false, false, jpeg, true))
665 Con_Printf("Wrote %s\n", filename);
667 Con_Printf("unable to write %s\n", filename);
676 static void SCR_CaptureVideo_RIFF_Start(void)
678 memset(&cls.capturevideo.riffbuffer, 0, sizeof(sizebuf_t));
679 cls.capturevideo.riffbuffer.maxsize = sizeof(cls.capturevideo.riffbufferdata);
680 cls.capturevideo.riffbuffer.data = cls.capturevideo.riffbufferdata;
683 static void SCR_CaptureVideo_RIFF_Flush(void)
685 if (cls.capturevideo.riffbuffer.cursize > 0)
687 if (!FS_Write(cls.capturevideo.videofile, cls.capturevideo.riffbuffer.data, cls.capturevideo.riffbuffer.cursize))
688 cls.capturevideo.error = true;
689 cls.capturevideo.riffbuffer.cursize = 0;
690 cls.capturevideo.riffbuffer.overflowed = false;
694 static void SCR_CaptureVideo_RIFF_WriteBytes(const unsigned char *data, size_t size)
696 SCR_CaptureVideo_RIFF_Flush();
697 if (!FS_Write(cls.capturevideo.videofile, data, size))
698 cls.capturevideo.error = true;
701 static void SCR_CaptureVideo_RIFF_Write32(int n)
703 if (cls.capturevideo.riffbuffer.cursize + 4 > cls.capturevideo.riffbuffer.maxsize)
704 SCR_CaptureVideo_RIFF_Flush();
705 MSG_WriteLong(&cls.capturevideo.riffbuffer, n);
708 static void SCR_CaptureVideo_RIFF_Write16(int n)
710 if (cls.capturevideo.riffbuffer.cursize + 2 > cls.capturevideo.riffbuffer.maxsize)
711 SCR_CaptureVideo_RIFF_Flush();
712 MSG_WriteShort(&cls.capturevideo.riffbuffer, n);
715 static void SCR_CaptureVideo_RIFF_WriteFourCC(const char *chunkfourcc)
717 if (cls.capturevideo.riffbuffer.cursize + (int)strlen(chunkfourcc) > cls.capturevideo.riffbuffer.maxsize)
718 SCR_CaptureVideo_RIFF_Flush();
719 MSG_WriteUnterminatedString(&cls.capturevideo.riffbuffer, chunkfourcc);
722 static void SCR_CaptureVideo_RIFF_WriteTerminatedString(const char *string)
724 if (cls.capturevideo.riffbuffer.cursize + (int)strlen(string) > cls.capturevideo.riffbuffer.maxsize)
725 SCR_CaptureVideo_RIFF_Flush();
726 MSG_WriteString(&cls.capturevideo.riffbuffer, string);
729 static fs_offset_t SCR_CaptureVideo_RIFF_GetPosition(void)
731 SCR_CaptureVideo_RIFF_Flush();
732 return FS_Tell(cls.capturevideo.videofile);
735 static void SCR_CaptureVideo_RIFF_Push(const char *chunkfourcc, const char *listtypefourcc)
737 SCR_CaptureVideo_RIFF_WriteFourCC(chunkfourcc);
738 SCR_CaptureVideo_RIFF_Write32(0);
739 SCR_CaptureVideo_RIFF_Flush();
740 cls.capturevideo.riffstackstartoffset[cls.capturevideo.riffstacklevel++] = SCR_CaptureVideo_RIFF_GetPosition();
742 SCR_CaptureVideo_RIFF_WriteFourCC(listtypefourcc);
745 static void SCR_CaptureVideo_RIFF_Pop(void)
749 unsigned char sizebytes[4];
750 // write out the chunk size and then return to the current file position
751 cls.capturevideo.riffstacklevel--;
752 offset = SCR_CaptureVideo_RIFF_GetPosition();
753 x = (int)(offset - (cls.capturevideo.riffstackstartoffset[cls.capturevideo.riffstacklevel]));
754 sizebytes[0] = (x) & 0xff;sizebytes[1] = (x >> 8) & 0xff;sizebytes[2] = (x >> 16) & 0xff;sizebytes[3] = (x >> 24) & 0xff;
755 FS_Seek(cls.capturevideo.videofile, -(x + 4), SEEK_END);
756 FS_Write(cls.capturevideo.videofile, sizebytes, 4);
757 FS_Seek(cls.capturevideo.videofile, 0, SEEK_END);
761 FS_Write(cls.capturevideo.videofile, &c, 1);
765 static void SCR_CaptureVideo_RIFF_IndexEntry(const char *chunkfourcc, int chunksize, int flags)
767 if (cls.capturevideo.riffstacklevel != 2)
768 Sys_Error("SCR_Capturevideo_RIFF_IndexEntry: RIFF stack level is %i (should be 2)\n", cls.capturevideo.riffstacklevel);
769 if (cls.capturevideo.riffindexbuffer.cursize + 16 > cls.capturevideo.riffindexbuffer.maxsize)
771 int oldsize = cls.capturevideo.riffindexbuffer.maxsize;
772 unsigned char *olddata;
773 olddata = cls.capturevideo.riffindexbuffer.data;
774 cls.capturevideo.riffindexbuffer.maxsize = max(cls.capturevideo.riffindexbuffer.maxsize * 2, 4096);
775 cls.capturevideo.riffindexbuffer.data = Mem_Alloc(tempmempool, cls.capturevideo.riffindexbuffer.maxsize);
778 memcpy(cls.capturevideo.riffindexbuffer.data, olddata, oldsize);
782 MSG_WriteUnterminatedString(&cls.capturevideo.riffindexbuffer, chunkfourcc);
783 MSG_WriteLong(&cls.capturevideo.riffindexbuffer, flags);
784 MSG_WriteLong(&cls.capturevideo.riffindexbuffer, (int)FS_Tell(cls.capturevideo.videofile) - cls.capturevideo.riffstackstartoffset[1]);
785 MSG_WriteLong(&cls.capturevideo.riffindexbuffer, chunksize);
788 static void SCR_CaptureVideo_RIFF_Finish(void)
790 // close the "movi" list
791 SCR_CaptureVideo_RIFF_Pop();
792 // write the idx1 chunk that we've been building while saving the frames
793 SCR_CaptureVideo_RIFF_Push("idx1", NULL);
794 SCR_CaptureVideo_RIFF_WriteBytes(cls.capturevideo.riffindexbuffer.data, cls.capturevideo.riffindexbuffer.cursize);
795 SCR_CaptureVideo_RIFF_Pop();
796 cls.capturevideo.riffindexbuffer.cursize = 0;
797 // pop the RIFF chunk itself
798 while (cls.capturevideo.riffstacklevel > 0)
799 SCR_CaptureVideo_RIFF_Pop();
800 SCR_CaptureVideo_RIFF_Flush();
803 static void SCR_CaptureVideo_RIFF_OverflowCheck(int framesize)
806 if (cls.capturevideo.riffstacklevel != 2)
807 Sys_Error("SCR_CaptureVideo_RIFF_OverflowCheck: chunk stack leakage!\n");
808 // check where we are in the file
809 SCR_CaptureVideo_RIFF_Flush();
810 cursize = SCR_CaptureVideo_RIFF_GetPosition() - cls.capturevideo.riffstackstartoffset[0];
811 // if this would overflow the windows limit of 1GB per RIFF chunk, we need
812 // to close the current RIFF chunk and open another for future frames
813 if (8 + cursize + framesize > 1<<30)
815 SCR_CaptureVideo_RIFF_Finish();
816 while (cls.capturevideo.riffstacklevel > 0)
817 SCR_CaptureVideo_RIFF_Pop();
818 // begin a new 1GB extended section of the AVI
819 SCR_CaptureVideo_RIFF_Push("RIFF", "AVIX");
820 SCR_CaptureVideo_RIFF_Push("LIST", "movi");
824 void SCR_CaptureVideo_BeginVideo(void)
827 int width = vid.width, height = vid.height, x;
829 if (cls.capturevideo.active)
831 memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
832 // soundrate is figured out on the first SoundFrame
833 cls.capturevideo.active = true;
834 cls.capturevideo.starttime = Sys_DoubleTime();
835 cls.capturevideo.framerate = bound(1, cl_capturevideo_fps.value, 1000);
836 cls.capturevideo.soundrate = S_GetSoundRate();
837 cls.capturevideo.frame = 0;
838 cls.capturevideo.soundsampleframe = 0;
839 cls.capturevideo.realtime = cl_capturevideo_realtime.integer != 0;
840 cls.capturevideo.buffer = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * (3+3+3) + 18);
841 gamma = 1.0/scr_screenshot_gammaboost.value;
842 dpsnprintf(cls.capturevideo.basename, sizeof(cls.capturevideo.basename), "video/dpvideo%03i", cl_capturevideo_number.integer);
843 Cvar_SetValueQuick(&cl_capturevideo_number, cl_capturevideo_number.integer + 1);
846 for (i = 0;i < 256;i++)
848 unsigned char j = (unsigned char)bound(0, 255*pow(i/255.0, gamma), 255);
849 cls.capturevideo.rgbgammatable[0][i] = j;
850 cls.capturevideo.rgbgammatable[1][i] = j;
851 cls.capturevideo.rgbgammatable[2][i] = j;
855 R = Y + 1.4075 * (Cr - 128);
856 G = Y + -0.3455 * (Cb - 128) + -0.7169 * (Cr - 128);
857 B = Y + 1.7790 * (Cb - 128);
858 Y = R * .299 + G * .587 + B * .114;
859 Cb = R * -.169 + G * -.332 + B * .500 + 128.;
860 Cr = R * .500 + G * -.419 + B * -.0813 + 128.;
862 for (i = 0;i < 256;i++)
864 g = 255*pow(i/255.0, gamma);
865 // Y weights from RGB
866 cls.capturevideo.rgbtoyuvscaletable[0][0][i] = (short)(g * 0.299);
867 cls.capturevideo.rgbtoyuvscaletable[0][1][i] = (short)(g * 0.587);
868 cls.capturevideo.rgbtoyuvscaletable[0][2][i] = (short)(g * 0.114);
869 // Cb weights from RGB
870 cls.capturevideo.rgbtoyuvscaletable[1][0][i] = (short)(g * -0.169);
871 cls.capturevideo.rgbtoyuvscaletable[1][1][i] = (short)(g * -0.332);
872 cls.capturevideo.rgbtoyuvscaletable[1][2][i] = (short)(g * 0.500);
873 // Cr weights from RGB
874 cls.capturevideo.rgbtoyuvscaletable[2][0][i] = (short)(g * 0.500);
875 cls.capturevideo.rgbtoyuvscaletable[2][1][i] = (short)(g * -0.419);
876 cls.capturevideo.rgbtoyuvscaletable[2][2][i] = (short)(g * -0.0813);
877 // range reduction of YCbCr to valid signal range
878 cls.capturevideo.yuvnormalizetable[0][i] = 16 + i * (236-16) / 256;
879 cls.capturevideo.yuvnormalizetable[1][i] = 16 + i * (240-16) / 256;
880 cls.capturevideo.yuvnormalizetable[2][i] = 16 + i * (240-16) / 256;
883 //if (cl_capturevideo_)
888 cls.capturevideo.format = CAPTUREVIDEOFORMAT_AVI_I420;
889 cls.capturevideo.videofile = FS_Open (va("%s.avi", cls.capturevideo.basename), "wb", false, true);
890 SCR_CaptureVideo_RIFF_Start();
891 // 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)
892 SCR_CaptureVideo_RIFF_Push("RIFF", "AVI ");
894 SCR_CaptureVideo_RIFF_Push("LIST", "hdrl");
895 SCR_CaptureVideo_RIFF_Push("avih", NULL);
896 SCR_CaptureVideo_RIFF_Write32((int)(1000000.0 / cls.capturevideo.framerate)); // microseconds per frame
897 SCR_CaptureVideo_RIFF_Write32(0); // max bytes per second
898 SCR_CaptureVideo_RIFF_Write32(0); // padding granularity
899 SCR_CaptureVideo_RIFF_Write32(0x910); // flags (AVIF_HASINDEX | AVIF_ISINTERLEAVED | AVIF_TRUSTCKTYPE)
900 cls.capturevideo.videofile_totalframes_offset1 = SCR_CaptureVideo_RIFF_GetPosition();
901 SCR_CaptureVideo_RIFF_Write32(0); // total frames
902 SCR_CaptureVideo_RIFF_Write32(0); // initial frames
903 if (cls.capturevideo.soundrate)
904 SCR_CaptureVideo_RIFF_Write32(2); // number of streams
906 SCR_CaptureVideo_RIFF_Write32(1); // number of streams
907 SCR_CaptureVideo_RIFF_Write32(0); // suggested buffer size
908 SCR_CaptureVideo_RIFF_Write32(width); // width
909 SCR_CaptureVideo_RIFF_Write32(height); // height
910 SCR_CaptureVideo_RIFF_Write32(0); // reserved[0]
911 SCR_CaptureVideo_RIFF_Write32(0); // reserved[1]
912 SCR_CaptureVideo_RIFF_Write32(0); // reserved[2]
913 SCR_CaptureVideo_RIFF_Write32(0); // reserved[3]
914 SCR_CaptureVideo_RIFF_Pop();
916 SCR_CaptureVideo_RIFF_Push("LIST", "strl");
917 SCR_CaptureVideo_RIFF_Push("strh", "vids");
918 SCR_CaptureVideo_RIFF_WriteFourCC("I420"); // stream fourcc (I420 colorspace, uncompressed)
919 SCR_CaptureVideo_RIFF_Write32(0); // flags
920 SCR_CaptureVideo_RIFF_Write16(0); // priority
921 SCR_CaptureVideo_RIFF_Write16(0); // language
922 SCR_CaptureVideo_RIFF_Write32(0); // initial frames
923 // find an ideal divisor for the framerate
924 for (x = 1;x < 1000;x++)
925 if (cls.capturevideo.framerate * x == floor(cls.capturevideo.framerate * x))
927 SCR_CaptureVideo_RIFF_Write32(x); // samples/second divisor
928 SCR_CaptureVideo_RIFF_Write32((int)(cls.capturevideo.framerate * x)); // samples/second multiplied by divisor
929 SCR_CaptureVideo_RIFF_Write32(0); // start
930 cls.capturevideo.videofile_totalframes_offset2 = SCR_CaptureVideo_RIFF_GetPosition();
931 SCR_CaptureVideo_RIFF_Write32(0); // length
932 SCR_CaptureVideo_RIFF_Write32(width*height+(width/2)*(height/2)*2); // suggested buffer size
933 SCR_CaptureVideo_RIFF_Write32(0); // quality
934 SCR_CaptureVideo_RIFF_Write32(0); // sample size
935 SCR_CaptureVideo_RIFF_Write16(0); // frame left
936 SCR_CaptureVideo_RIFF_Write16(0); // frame top
937 SCR_CaptureVideo_RIFF_Write16(width); // frame right
938 SCR_CaptureVideo_RIFF_Write16(height); // frame bottom
939 SCR_CaptureVideo_RIFF_Pop();
940 // video stream format
941 SCR_CaptureVideo_RIFF_Push("strf", NULL);
942 SCR_CaptureVideo_RIFF_Write32(40); // BITMAPINFO struct size
943 SCR_CaptureVideo_RIFF_Write32(width); // width
944 SCR_CaptureVideo_RIFF_Write32(height); // height
945 SCR_CaptureVideo_RIFF_Write16(3); // planes
946 SCR_CaptureVideo_RIFF_Write16(12); // bitcount
947 SCR_CaptureVideo_RIFF_WriteFourCC("I420"); // compression
948 SCR_CaptureVideo_RIFF_Write32(width*height+(width/2)*(height/2)*2); // size of image
949 SCR_CaptureVideo_RIFF_Write32(0); // x pixels per meter
950 SCR_CaptureVideo_RIFF_Write32(0); // y pixels per meter
951 SCR_CaptureVideo_RIFF_Write32(0); // color used
952 SCR_CaptureVideo_RIFF_Write32(0); // color important
953 SCR_CaptureVideo_RIFF_Pop();
954 SCR_CaptureVideo_RIFF_Pop();
955 if (cls.capturevideo.soundrate)
958 SCR_CaptureVideo_RIFF_Push("LIST", "strl");
959 SCR_CaptureVideo_RIFF_Push("strh", "auds");
960 SCR_CaptureVideo_RIFF_Write32(1); // stream fourcc (PCM audio, uncompressed)
961 SCR_CaptureVideo_RIFF_Write32(0); // flags
962 SCR_CaptureVideo_RIFF_Write16(0); // priority
963 SCR_CaptureVideo_RIFF_Write16(0); // language
964 SCR_CaptureVideo_RIFF_Write32(0); // initial frames
965 SCR_CaptureVideo_RIFF_Write32(1); // samples/second divisor
966 SCR_CaptureVideo_RIFF_Write32((int)(cls.capturevideo.soundrate)); // samples/second multiplied by divisor
967 SCR_CaptureVideo_RIFF_Write32(0); // start
968 cls.capturevideo.videofile_totalsampleframes_offset = SCR_CaptureVideo_RIFF_GetPosition();
969 SCR_CaptureVideo_RIFF_Write32(0); // length
970 SCR_CaptureVideo_RIFF_Write32(cls.capturevideo.soundrate * 2); // suggested buffer size (this is a half second)
971 SCR_CaptureVideo_RIFF_Write32(0); // quality
972 SCR_CaptureVideo_RIFF_Write32(4); // sample size
973 SCR_CaptureVideo_RIFF_Write16(0); // frame left
974 SCR_CaptureVideo_RIFF_Write16(0); // frame top
975 SCR_CaptureVideo_RIFF_Write16(0); // frame right
976 SCR_CaptureVideo_RIFF_Write16(0); // frame bottom
977 SCR_CaptureVideo_RIFF_Pop();
978 // audio stream format
979 SCR_CaptureVideo_RIFF_Push("strf", NULL);
980 SCR_CaptureVideo_RIFF_Write16(1); // format (uncompressed PCM?)
981 SCR_CaptureVideo_RIFF_Write16(2); // channels (stereo)
982 SCR_CaptureVideo_RIFF_Write32(cls.capturevideo.soundrate); // sampleframes per second
983 SCR_CaptureVideo_RIFF_Write32(cls.capturevideo.soundrate * 4); // average bytes per second
984 SCR_CaptureVideo_RIFF_Write16(4); // block align
985 SCR_CaptureVideo_RIFF_Write16(16); // bits per sample
986 SCR_CaptureVideo_RIFF_Write16(0); // size
987 SCR_CaptureVideo_RIFF_Pop();
988 SCR_CaptureVideo_RIFF_Pop();
990 // close the AVI header list
991 SCR_CaptureVideo_RIFF_Pop();
992 // software that produced this AVI video file
993 SCR_CaptureVideo_RIFF_Push("LIST", "INFO");
994 SCR_CaptureVideo_RIFF_Push("ISFT", NULL);
995 SCR_CaptureVideo_RIFF_WriteTerminatedString(engineversion);
996 SCR_CaptureVideo_RIFF_Pop();
997 // enable this junk filler if you like the LIST movi to always begin at 4KB in the file (why?)
999 SCR_CaptureVideo_RIFF_Push("JUNK", NULL);
1000 x = 4096 - SCR_CaptureVideo_RIFF_GetPosition();
1003 const char *junkfiller = "[ DarkPlaces junk data ]";
1004 int i = min(x, (int)strlen(junkfiller));
1005 SCR_CaptureVideo_RIFF_WriteBytes((const unsigned char *)junkfiller, i);
1008 SCR_CaptureVideo_RIFF_Pop();
1010 SCR_CaptureVideo_RIFF_Pop();
1011 // begin the actual video section now
1012 SCR_CaptureVideo_RIFF_Push("LIST", "movi");
1013 // we're done with the headers now...
1014 SCR_CaptureVideo_RIFF_Flush();
1015 if (cls.capturevideo.riffstacklevel != 2)
1016 Sys_Error("SCR_CaptureVideo_BeginVideo: broken AVI writing code (stack level is %i (should be 2) at end of headers)\n", cls.capturevideo.riffstacklevel);
1019 switch(cls.capturevideo.format)
1021 case CAPTUREVIDEOFORMAT_AVI_I420:
1028 void SCR_CaptureVideo_EndVideo(void)
1030 if (!cls.capturevideo.active)
1032 cls.capturevideo.active = false;
1033 if (cls.capturevideo.videofile)
1035 switch(cls.capturevideo.format)
1037 case CAPTUREVIDEOFORMAT_AVI_I420:
1038 // close any open chunks
1039 SCR_CaptureVideo_RIFF_Finish();
1040 // go back and fix the video frames and audio samples fields
1041 FS_Seek(cls.capturevideo.videofile, cls.capturevideo.videofile_totalframes_offset1, SEEK_SET);
1042 SCR_CaptureVideo_RIFF_Write32(cls.capturevideo.frame);
1043 SCR_CaptureVideo_RIFF_Flush();
1044 FS_Seek(cls.capturevideo.videofile, cls.capturevideo.videofile_totalframes_offset2, SEEK_SET);
1045 SCR_CaptureVideo_RIFF_Write32(cls.capturevideo.frame);
1046 SCR_CaptureVideo_RIFF_Flush();
1047 if (cls.capturevideo.soundrate)
1049 FS_Seek(cls.capturevideo.videofile, cls.capturevideo.videofile_totalsampleframes_offset, SEEK_SET);
1050 SCR_CaptureVideo_RIFF_Write32(cls.capturevideo.soundsampleframe);
1051 SCR_CaptureVideo_RIFF_Flush();
1057 FS_Close(cls.capturevideo.videofile);
1058 cls.capturevideo.videofile = NULL;
1061 if (cls.capturevideo.buffer)
1063 Mem_Free (cls.capturevideo.buffer);
1064 cls.capturevideo.buffer = NULL;
1067 if (cls.capturevideo.riffindexbuffer.data)
1069 Mem_Free(cls.capturevideo.riffindexbuffer.data);
1070 cls.capturevideo.riffindexbuffer.data = NULL;
1073 memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
1076 // 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
1077 void SCR_CaptureVideo_ConvertFrame_RGB_to_I420_flip(int width, int height, unsigned char *instart, unsigned char *outstart)
1080 int outoffset = (width/2)*(height/2);
1081 unsigned char *b, *out;
1082 // process one line at a time, and CbCr every other line at 2 pixel intervals
1083 for (y = 0;y < height;y++)
1086 for (b = instart + (height-1-y)*width*3, out = outstart + y*width, x = 0;x < width;x++, b += 3, out++)
1087 *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]]];
1090 // 2x2 Cr and Cb planes
1092 // low quality, no averaging
1093 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++)
1096 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];
1098 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];
1101 // high quality, averaging
1102 int inpitch = width*3;
1103 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++)
1105 int blockr, blockg, blockb;
1106 blockr = (b[0] + b[3] + b[inpitch+0] + b[inpitch+3]) >> 2;
1107 blockg = (b[1] + b[4] + b[inpitch+1] + b[inpitch+4]) >> 2;
1108 blockb = (b[2] + b[5] + b[inpitch+2] + b[inpitch+5]) >> 2;
1110 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];
1112 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];
1119 qboolean SCR_CaptureVideo_VideoFrame(int newframenum)
1121 int x = 0, y = 0, width = vid.width, height = vid.height;
1122 unsigned char *in, *out;
1124 //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);
1125 // speed is critical here, so do saving as directly as possible
1126 switch (cls.capturevideo.format)
1128 case CAPTUREVIDEOFORMAT_AVI_I420:
1129 // if there's no videofile we have to just give up, and abort saving
1130 if (!cls.capturevideo.videofile)
1132 // FIXME: width/height must be multiple of 2, enforce this?
1133 qglReadPixels (x, y, width, height, GL_RGB, GL_UNSIGNED_BYTE, cls.capturevideo.buffer);CHECKGLERROR
1134 in = cls.capturevideo.buffer;
1135 out = cls.capturevideo.buffer + width*height*3;
1136 SCR_CaptureVideo_ConvertFrame_RGB_to_I420_flip(width, height, in, out);
1137 x = width*height+(width/2)*(height/2)*2;
1138 SCR_CaptureVideo_RIFF_OverflowCheck(8 + x);
1139 for (;cls.capturevideo.frame < newframenum;cls.capturevideo.frame++)
1141 SCR_CaptureVideo_RIFF_IndexEntry("00dc", x, 0x10); // AVIIF_KEYFRAME
1142 SCR_CaptureVideo_RIFF_Push("00dc", NULL);
1143 SCR_CaptureVideo_RIFF_WriteBytes(out, x);
1144 SCR_CaptureVideo_RIFF_Pop();
1152 void SCR_CaptureVideo_SoundFrame(unsigned char *bufstereo16le, size_t length, int rate)
1155 cls.capturevideo.soundrate = rate;
1156 cls.capturevideo.soundsampleframe += length;
1157 switch (cls.capturevideo.format)
1159 case CAPTUREVIDEOFORMAT_AVI_I420:
1161 SCR_CaptureVideo_RIFF_OverflowCheck(8 + x);
1162 SCR_CaptureVideo_RIFF_IndexEntry("01wb", x, 0x10); // AVIIF_KEYFRAME
1163 SCR_CaptureVideo_RIFF_Push("01wb", NULL);
1164 SCR_CaptureVideo_RIFF_WriteBytes(bufstereo16le, x);
1165 SCR_CaptureVideo_RIFF_Pop();
1172 void SCR_CaptureVideo(void)
1175 if (cl_capturevideo.integer && r_render.integer)
1177 if (!cls.capturevideo.active)
1178 SCR_CaptureVideo_BeginVideo();
1179 if (cls.capturevideo.framerate != cl_capturevideo_fps.value)
1181 Con_Printf("You can not change the video framerate while recording a video.\n");
1182 Cvar_SetValueQuick(&cl_capturevideo_fps, cls.capturevideo.framerate);
1184 // for AVI saving we have to make sure that sound is saved before video
1185 if (cls.capturevideo.soundrate && !cls.capturevideo.soundsampleframe)
1187 if (cls.capturevideo.realtime)
1189 // preserve sound sync by duplicating frames when running slow
1190 newframenum = (int)((Sys_DoubleTime() - cls.capturevideo.starttime) * cls.capturevideo.framerate);
1193 newframenum = cls.capturevideo.frame + 1;
1194 // if falling behind more than one second, stop
1195 if (newframenum - cls.capturevideo.frame > (int)ceil(cls.capturevideo.framerate))
1197 Cvar_SetValueQuick(&cl_capturevideo, 0);
1198 Con_Printf("video saving failed on frame %i, your machine is too slow for this capture speed.\n", cls.capturevideo.frame);
1199 SCR_CaptureVideo_EndVideo();
1203 SCR_CaptureVideo_VideoFrame(newframenum);
1204 if (cls.capturevideo.error)
1206 Cvar_SetValueQuick(&cl_capturevideo, 0);
1207 Con_Printf("video saving failed on frame %i, out of disk space? stopping video capture.\n", cls.capturevideo.frame);
1208 SCR_CaptureVideo_EndVideo();
1211 else if (cls.capturevideo.active)
1212 SCR_CaptureVideo_EndVideo();
1219 Grab six views for environment mapping tests
1226 qboolean flipx, flipy, flipdiagonaly;
1230 {{ 0, 0, 0}, "rt", false, false, false},
1231 {{ 0, 270, 0}, "ft", false, false, false},
1232 {{ 0, 180, 0}, "lf", false, false, false},
1233 {{ 0, 90, 0}, "bk", false, false, false},
1234 {{-90, 180, 0}, "up", true, true, false},
1235 {{ 90, 180, 0}, "dn", true, true, false},
1237 {{ 0, 0, 0}, "px", true, true, true},
1238 {{ 0, 90, 0}, "py", false, true, false},
1239 {{ 0, 180, 0}, "nx", false, false, true},
1240 {{ 0, 270, 0}, "ny", true, false, false},
1241 {{-90, 180, 0}, "pz", false, false, true},
1242 {{ 90, 180, 0}, "nz", false, false, true}
1245 static void R_Envmap_f (void)
1248 char filename[MAX_QPATH], basename[MAX_QPATH];
1249 unsigned char *buffer1;
1250 unsigned char *buffer2;
1251 unsigned char *buffer3;
1253 if (Cmd_Argc() != 3)
1255 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");
1259 strlcpy (basename, Cmd_Argv(1), sizeof (basename));
1260 size = atoi(Cmd_Argv(2));
1261 if (size != 128 && size != 256 && size != 512 && size != 1024)
1263 Con_Print("envmap: size must be one of 128, 256, 512, or 1024\n");
1266 if (size > vid.width || size > vid.height)
1268 Con_Print("envmap: your resolution is not big enough to render that size\n");
1272 r_refdef.envmap = true;
1274 R_UpdateVariables();
1279 r_view.width = size;
1280 r_view.height = size;
1283 r_view.frustum_x = tan(90 * M_PI / 360.0);
1284 r_view.frustum_y = tan(90 * M_PI / 360.0);
1286 buffer1 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1287 buffer2 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1288 buffer3 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3 + 18);
1290 for (j = 0;j < 12;j++)
1292 sprintf(filename, "env/%s%s.tga", basename, envmapinfo[j].name);
1293 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);
1298 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);
1305 r_refdef.envmap = false;
1308 //=============================================================================
1310 // LordHavoc: SHOWLMP stuff
1311 #define SHOWLMP_MAXLABELS 256
1312 typedef struct showlmp_s
1322 showlmp_t showlmp[SHOWLMP_MAXLABELS];
1324 void SHOWLMP_decodehide(void)
1328 lmplabel = MSG_ReadString();
1329 for (i = 0;i < SHOWLMP_MAXLABELS;i++)
1330 if (showlmp[i].isactive && strcmp(showlmp[i].label, lmplabel) == 0)
1332 showlmp[i].isactive = false;
1337 void SHOWLMP_decodeshow(void)
1340 char lmplabel[256], picname[256];
1342 strlcpy (lmplabel,MSG_ReadString(), sizeof (lmplabel));
1343 strlcpy (picname, MSG_ReadString(), sizeof (picname));
1344 if (gamemode == GAME_NEHAHRA) // LordHavoc: nasty old legacy junk
1351 x = MSG_ReadShort();
1352 y = MSG_ReadShort();
1355 for (i = 0;i < SHOWLMP_MAXLABELS;i++)
1356 if (showlmp[i].isactive)
1358 if (strcmp(showlmp[i].label, lmplabel) == 0)
1361 break; // drop out to replace it
1364 else if (k < 0) // find first empty one to replace
1367 return; // none found to replace
1368 // change existing one
1369 showlmp[k].isactive = true;
1370 strlcpy (showlmp[k].label, lmplabel, sizeof (showlmp[k].label));
1371 strlcpy (showlmp[k].pic, picname, sizeof (showlmp[k].pic));
1376 void SHOWLMP_drawall(void)
1379 for (i = 0;i < SHOWLMP_MAXLABELS;i++)
1380 if (showlmp[i].isactive)
1381 DrawQ_Pic(showlmp[i].x, showlmp[i].y, Draw_CachePic(showlmp[i].pic, true), 0, 0, 1, 1, 1, 1, 0);
1384 void SHOWLMP_clear(void)
1387 for (i = 0;i < SHOWLMP_MAXLABELS;i++)
1388 showlmp[i].isactive = false;
1392 ==============================================================================
1396 ==============================================================================
1399 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)
1401 int indices[3] = {0,1,2};
1404 if (!r_render.integer)
1408 qglReadPixels (x, y, width, height, GL_RGB, GL_UNSIGNED_BYTE, buffer1);CHECKGLERROR
1410 if (scr_screenshot_gammaboost.value != 1 && gammacorrect)
1413 double igamma = 1.0 / scr_screenshot_gammaboost.value;
1414 unsigned char ramp[256];
1415 for (i = 0;i < 256;i++)
1416 ramp[i] = (unsigned char) (pow(i * (1.0 / 255.0), igamma) * 255.0);
1417 for (i = 0;i < width*height*3;i++)
1418 buffer1[i] = ramp[buffer1[i]];
1421 Image_CopyMux (buffer2, buffer1, width, height, flipx, flipy, flipdiagonal, 3, 3, indices);
1424 ret = JPEG_SaveImage_preflipped (filename, width, height, buffer2);
1426 ret = Image_WriteTGARGB_preflipped (filename, width, height, buffer2, buffer3);
1431 //=============================================================================
1433 void R_ClearScreen(void)
1437 if (r_refdef.fogenabled)
1439 qglClearColor(r_refdef.fogcolor[0],r_refdef.fogcolor[1],r_refdef.fogcolor[2],0);CHECKGLERROR
1443 qglClearColor(0,0,0,0);CHECKGLERROR
1445 qglClearDepth(1);CHECKGLERROR
1448 // LordHavoc: we use a stencil centered around 128 instead of 0,
1449 // to avoid clamping interfering with strange shadow volume
1451 qglClearStencil(128);CHECKGLERROR
1454 if (r_render.integer)
1455 GL_Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | (gl_stencil ? GL_STENCIL_BUFFER_BIT : 0));
1456 // set dithering mode
1457 if (gl_dither.integer)
1459 qglEnable(GL_DITHER);CHECKGLERROR
1463 qglDisable(GL_DITHER);CHECKGLERROR
1467 qboolean CL_VM_UpdateView (void);
1468 void SCR_DrawConsole (void);
1469 void R_Shadow_EditLights_DrawSelectedLightProperties(void);
1473 void SCR_DrawScreen (void)
1477 if (r_timereport_active)
1478 R_TimeReport("setup");
1480 R_UpdateVariables();
1482 if (cls.signon == SIGNONS)
1486 size = scr_viewsize.value * (1.0 / 100.0);
1487 size = min(size, 1);
1489 if (r_stereo_sidebyside.integer)
1491 r_view.width = (int)(vid.width * size / 2.5);
1492 r_view.height = (int)(vid.height * size / 2.5 * (1 - bound(0, r_letterbox.value, 100) / 100));
1494 r_view.x = (int)((vid.width - r_view.width * 2.5) * 0.5);
1495 r_view.y = (int)((vid.height - r_view.height)/2);
1498 r_view.x += (int)(r_view.width * 1.5);
1502 r_view.width = (int)(vid.width * size);
1503 r_view.height = (int)(vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100));
1505 r_view.x = (int)((vid.width - r_view.width)/2);
1506 r_view.y = (int)((vid.height - r_view.height)/2);
1510 // LordHavoc: viewzoom (zoom in for sniper rifles, etc)
1511 // LordHavoc: this is designed to produce widescreen fov values
1512 // when the screen is wider than 4/3 width/height aspect, to do
1513 // this it simply assumes the requested fov is the vertical fov
1514 // for a 4x3 display, if the ratio is not 4x3 this makes the fov
1515 // higher/lower according to the ratio
1516 r_view.frustum_y = tan(scr_fov.value * cl.viewzoom * M_PI / 360.0) * (3.0/4.0);
1517 r_view.frustum_x = r_view.frustum_y * (float)r_view.width / (float)r_view.height / vid_pixelheight.value;
1519 r_view.frustum_x *= r_refdef.frustumscale_x;
1520 r_view.frustum_y *= r_refdef.frustumscale_y;
1522 if(!CL_VM_UpdateView())
1527 if (scr_zoomwindow.integer)
1529 float sizex = bound(10, scr_zoomwindow_viewsizex.value, 100) / 100.0;
1530 float sizey = bound(10, scr_zoomwindow_viewsizey.value, 100) / 100.0;
1531 r_view.width = (int)(vid.width * sizex);
1532 r_view.height = (int)(vid.height * sizey);
1534 r_view.x = (int)((vid.width - r_view.width)/2);
1538 r_view.frustum_y = tan(scr_zoomwindow_fov.value * cl.viewzoom * M_PI / 360.0) * (3.0/4.0);
1539 r_view.frustum_x = r_view.frustum_y * vid_pixelheight.value * (float)r_view.width / (float)r_view.height;
1541 r_view.frustum_x *= r_refdef.frustumscale_x;
1542 r_view.frustum_y *= r_refdef.frustumscale_y;
1544 if(!CL_VM_UpdateView())
1549 if (!r_stereo_sidebyside.integer)
1551 r_view.width = vid.width;
1552 r_view.height = vid.height;
1561 //FIXME: force menu if nothing else to look at?
1562 //if (key_dest == key_game && cls.signon != SIGNONS && cls.state == ca_disconnected)
1564 if (cls.signon == SIGNONS)
1569 if (!r_letterbox.value)
1572 SCR_CheckDrawCenterString();
1576 R_Shadow_EditLights_DrawSelectedLightProperties();
1585 if (r_timereport_active)
1588 if (cls.signon == SIGNONS)
1589 R_TimeReport_Frame();
1597 if (r_timereport_active)
1598 R_TimeReport("meshfinish");
1601 void SCR_UpdateLoadingScreen (void)
1606 float texcoord2f[8];
1607 // don't do anything if not initialized yet
1611 qglViewport(0, 0, vid.width, vid.height);CHECKGLERROR
1612 //qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
1613 //qglDepthMask(1);CHECKGLERROR
1614 qglColorMask(1,1,1,1);CHECKGLERROR
1615 //qglClearColor(0,0,0,0);CHECKGLERROR
1616 //qglClear(GL_COLOR_BUFFER_BIT);CHECKGLERROR
1617 //qglDisable(GL_CULL_FACE);CHECKGLERROR
1620 GL_SetupView_Mode_Ortho(0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100);
1622 R_Mesh_Matrix(&identitymatrix);
1623 // draw the loading plaque
1624 pic = Draw_CachePic("gfx/loading", true);
1625 x = (vid_conwidth.integer - pic->width)/2;
1626 y = (vid_conheight.integer - pic->height)/2;
1628 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1629 GL_DepthTest(false);
1630 R_Mesh_VertexPointer(vertex3f);
1631 R_Mesh_ColorPointer(NULL);
1632 R_Mesh_ResetTextureState();
1633 R_Mesh_TexBind(0, R_GetTexture(pic->tex));
1634 R_Mesh_TexCoordPointer(0, 2, texcoord2f);
1635 vertex3f[2] = vertex3f[5] = vertex3f[8] = vertex3f[11] = 0;
1636 vertex3f[0] = vertex3f[9] = x;
1637 vertex3f[1] = vertex3f[4] = y;
1638 vertex3f[3] = vertex3f[6] = x + pic->width;
1639 vertex3f[7] = vertex3f[10] = y + pic->height;
1640 texcoord2f[0] = 0;texcoord2f[1] = 0;
1641 texcoord2f[2] = 1;texcoord2f[3] = 0;
1642 texcoord2f[4] = 1;texcoord2f[5] = 1;
1643 texcoord2f[6] = 0;texcoord2f[7] = 1;
1644 if (vid.stereobuffer)
1646 qglDrawBuffer(GL_BACK_LEFT);
1647 R_Mesh_Draw(0, 4, 2, polygonelements);
1648 qglDrawBuffer(GL_BACK_RIGHT);
1649 R_Mesh_Draw(0, 4, 2, polygonelements);
1653 qglDrawBuffer(GL_BACK);
1654 R_Mesh_Draw(0, 4, 2, polygonelements);
1661 void CL_UpdateScreen(void)
1663 float conwidth, conheight;
1668 if (!scr_initialized || !con_initialized || vid_hidden)
1669 return; // not initialized yet
1671 // don't allow cheats in multiplayer
1672 if (!cl.islocalgame && cl.worldmodel)
1674 if (r_fullbright.integer != 0)
1675 Cvar_Set ("r_fullbright", "0");
1676 if (r_ambient.value != 0)
1677 Cvar_Set ("r_ambient", "0");
1680 conwidth = bound(320, vid_conwidth.value, 2048);
1681 conheight = bound(200, vid_conheight.value, 1536);
1682 if (vid_conwidth.value != conwidth)
1683 Cvar_SetValue("vid_conwidth", conwidth);
1684 if (vid_conheight.value != conheight)
1685 Cvar_SetValue("vid_conheight", conheight);
1688 if (scr_viewsize.value < 30)
1689 Cvar_Set ("viewsize","30");
1690 if (scr_viewsize.value > 120)
1691 Cvar_Set ("viewsize","120");
1693 // bound field of view
1694 if (scr_fov.value < 1)
1695 Cvar_Set ("fov","1");
1696 if (scr_fov.value > 170)
1697 Cvar_Set ("fov","170");
1699 // validate r_textureunits cvar
1700 if (r_textureunits.integer > gl_textureunits)
1701 Cvar_SetValueQuick(&r_textureunits, gl_textureunits);
1702 if (r_textureunits.integer < 1)
1703 Cvar_SetValueQuick(&r_textureunits, 1);
1705 // validate gl_combine cvar
1706 if (gl_combine.integer && !gl_combine_extension)
1707 Cvar_SetValueQuick(&gl_combine, 0);
1709 // intermission is always full screen
1710 if (cl.intermission)
1714 if (scr_viewsize.value >= 120)
1715 sb_lines = 0; // no status bar at all
1716 else if (scr_viewsize.value >= 110)
1717 sb_lines = 24; // no inventory
1722 r_view.colormask[0] = 1;
1723 r_view.colormask[1] = 1;
1724 r_view.colormask[2] = 1;
1726 if (r_timereport_active)
1727 R_TimeReport("other");
1729 SCR_SetUpToDrawConsole();
1731 if (r_timereport_active)
1732 R_TimeReport("start");
1735 qglViewport(0, 0, vid.width, vid.height);CHECKGLERROR
1736 qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
1737 qglDepthMask(1);CHECKGLERROR
1738 qglColorMask(1,1,1,1);CHECKGLERROR
1739 qglClearColor(0,0,0,0);CHECKGLERROR
1740 qglClear(GL_COLOR_BUFFER_BIT);CHECKGLERROR
1742 if (r_timereport_active)
1743 R_TimeReport("clear");
1745 if (vid.stereobuffer || r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer || r_stereo_sidebyside.integer)
1747 matrix4x4_t originalmatrix = r_view.matrix;
1748 matrix4x4_t offsetmatrix;
1749 Matrix4x4_CreateTranslate(&offsetmatrix, 0, r_stereo_separation.value * -0.5f, 0);
1750 Matrix4x4_Concat(&r_view.matrix, &originalmatrix, &offsetmatrix);
1752 if (r_stereo_sidebyside.integer)
1755 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
1757 r_view.colormask[0] = 1;
1758 r_view.colormask[1] = 0;
1759 r_view.colormask[2] = 0;
1762 if (vid.stereobuffer)
1763 qglDrawBuffer(GL_BACK_RIGHT);
1767 Matrix4x4_CreateTranslate(&offsetmatrix, 0, r_stereo_separation.value * 0.5f, 0);
1768 Matrix4x4_Concat(&r_view.matrix, &originalmatrix, &offsetmatrix);
1770 if (r_stereo_sidebyside.integer)
1773 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
1775 r_view.colormask[0] = 0;
1776 r_view.colormask[1] = r_stereo_redcyan.integer || r_stereo_redgreen.integer;
1777 r_view.colormask[2] = r_stereo_redcyan.integer || r_stereo_redblue.integer;
1780 if (vid.stereobuffer)
1781 qglDrawBuffer(GL_BACK_LEFT);
1785 r_view.matrix = originalmatrix;
1789 qglDrawBuffer(GL_BACK);
1796 if (r_timereport_active)
1797 R_TimeReport("finish");
1800 void CL_Screen_NewMap(void)