cl_capturevideo_framestep
[divverent/darkplaces.git] / cl_screen.c
1
2 #include "quakedef.h"
3 #include "cl_video.h"
4 #include "image.h"
5 #include "jpeg.h"
6 #include "cl_collision.h"
7 #include "libcurl.h"
8 #include "csprogs.h"
9 #include "cap_avi.h"
10 #include "cap_ogg.h"
11
12 // we have to include snd_main.h here only to get access to snd_renderbuffer->format.speed when writing the AVI headers
13 #include "snd_main.h"
14
15 cvar_t scr_viewsize = {CVAR_SAVE, "viewsize","100", "how large the view should be, 110 disables inventory bar, 120 disables status bar"};
16 cvar_t scr_fov = {CVAR_SAVE, "fov","90", "field of vision, 1-170 degrees, default 90, some players use 110-130"};
17 cvar_t scr_conalpha = {CVAR_SAVE, "scr_conalpha", "1", "opacity of console background"};
18 cvar_t scr_conbrightness = {CVAR_SAVE, "scr_conbrightness", "1", "brightness of console background (0 = black, 1 = image)"};
19 cvar_t scr_conforcewhiledisconnected = {0, "scr_conforcewhiledisconnected", "1", "forces fullscreen console while disconnected"};
20 cvar_t scr_menuforcewhiledisconnected = {0, "scr_menuforcewhiledisconnected", "0", "forces menu while disconnected"};
21 cvar_t scr_centertime = {0, "scr_centertime","2", "how long centerprint messages show"};
22 cvar_t scr_showram = {CVAR_SAVE, "showram","1", "show ram icon if low on surface cache memory (not used)"};
23 cvar_t scr_showturtle = {CVAR_SAVE, "showturtle","0", "show turtle icon when framerate is too low"};
24 cvar_t scr_showpause = {CVAR_SAVE, "showpause","1", "show pause icon when game is paused"};
25 cvar_t scr_showbrand = {0, "showbrand","0", "shows gfx/brand.tga in a corner of the screen (different values select different positions, including centered)"};
26 cvar_t scr_printspeed = {0, "scr_printspeed","0", "speed of intermission printing (episode end texts), a value of 0 disables the slow printing"};
27 cvar_t vid_conwidth = {CVAR_SAVE, "vid_conwidth", "640", "virtual width of 2D graphics system"};
28 cvar_t vid_conheight = {CVAR_SAVE, "vid_conheight", "480", "virtual height of 2D graphics system"};
29 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)"};
30 cvar_t scr_screenshot_jpeg = {CVAR_SAVE, "scr_screenshot_jpeg","1", "save jpeg instead of targa"};
31 cvar_t scr_screenshot_jpeg_quality = {CVAR_SAVE, "scr_screenshot_jpeg_quality","0.9", "image quality of saved jpeg"};
32 cvar_t scr_screenshot_gammaboost = {CVAR_SAVE, "scr_screenshot_gammaboost","1", "gamma correction on saved screenshots and videos, 1.0 saves unmodified images"};
33 cvar_t scr_screenshot_hwgamma = {CVAR_SAVE, "scr_screenshot_hwgamma","1", "apply the video gamma ramp to saved screenshots and videos"};
34 // scr_screenshot_name is defined in fs.c
35 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)"};
36 cvar_t cl_capturevideo_printfps = {CVAR_SAVE, "cl_capturevideo_printfps", "1", "prints the frames per second captured in capturevideo (is only written to the log file, not to the console, as that would be visible on the video)"};
37 cvar_t cl_capturevideo_width = {CVAR_SAVE, "cl_capturevideo_width", "0", "scales all frames to this resolution before saving the video"};
38 cvar_t cl_capturevideo_height = {CVAR_SAVE, "cl_capturevideo_height", "0", "scales all frames to this resolution before saving the video"};
39 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 a minute"};
40 cvar_t cl_capturevideo_fps = {CVAR_SAVE, "cl_capturevideo_fps", "30", "how many frames per second to save (29.97 for NTSC, 30 for typical PC video, 15 can be useful)"};
41 cvar_t cl_capturevideo_nameformat = {CVAR_SAVE, "cl_capturevideo_nameformat", "dpvideo", "prefix for saved videos (the date is encoded using strftime escapes)"};
42 cvar_t cl_capturevideo_number = {CVAR_SAVE, "cl_capturevideo_number", "1", "number to append to video filename, incremented each time a capture begins"};
43 cvar_t cl_capturevideo_ogg = {CVAR_SAVE, "cl_capturevideo_ogg", "1", "save captured video data as Ogg/Vorbis/Theora streams"};
44 cvar_t cl_capturevideo_framestep = {CVAR_SAVE, "cl_capturevideo_framestep", "1", "when set to n >= 1, render n frames to capture one (useful for motion blur like effects)"};
45 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)"};
46 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)"};
47 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)"};
48 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)"};
49 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"};
50 cvar_t r_stereo_redgreen = {0, "r_stereo_redgreen", "0", "red/green anaglyph stereo glasses (for those who don't mind yellow)"};
51 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)"};
52 cvar_t scr_zoomwindow = {CVAR_SAVE, "scr_zoomwindow", "0", "displays a zoomed in overlay window"};
53 cvar_t scr_zoomwindow_viewsizex = {CVAR_SAVE, "scr_zoomwindow_viewsizex", "20", "horizontal viewsize of zoom window"};
54 cvar_t scr_zoomwindow_viewsizey = {CVAR_SAVE, "scr_zoomwindow_viewsizey", "20", "vertical viewsize of zoom window"};
55 cvar_t scr_zoomwindow_fov = {CVAR_SAVE, "scr_zoomwindow_fov", "20", "fov of zoom window"};
56 cvar_t scr_stipple = {0, "scr_stipple", "0", "interlacing-like stippling of the display"};
57 cvar_t scr_refresh = {0, "scr_refresh", "1", "allows you to completely shut off rendering for benchmarking purposes"};
58 cvar_t shownetgraph = {CVAR_SAVE, "shownetgraph", "0", "shows a graph of packet sizes and other information, 0 = off, 1 = show client netgraph, 2 = show client and server netgraphs (when hosting a server)"};
59 cvar_t cl_demo_mousegrab = {0, "cl_demo_mousegrab", "0", "Allows reading the mouse input while playing demos. Useful for camera mods developed in csqc. (0: never, 1: always)"};
60
61 extern cvar_t r_glsl;
62 extern cvar_t v_glslgamma;
63 extern cvar_t sbar_info_pos;
64 #define WANT_SCREENSHOT_HWGAMMA (scr_screenshot_hwgamma.integer && !(r_glsl.integer && v_glslgamma.integer))
65
66 int jpeg_supported = false;
67
68 qboolean        scr_initialized;                // ready to draw
69
70 float           scr_con_current;
71 int                     scr_con_margin_bottom;
72
73 extern int      con_vislines;
74
75 static void SCR_ScreenShot_f (void);
76 static void R_Envmap_f (void);
77
78 // backend
79 void R_ClearScreen(qboolean fogcolor);
80
81 /*
82 ===============================================================================
83
84 CENTER PRINTING
85
86 ===============================================================================
87 */
88
89 char            scr_centerstring[MAX_INPUTLINE];
90 float           scr_centertime_start;   // for slow victory printing
91 float           scr_centertime_off;
92 int                     scr_center_lines;
93 int                     scr_erase_lines;
94 int                     scr_erase_center;
95 char        scr_infobarstring[MAX_INPUTLINE];
96 float       scr_infobartime_off;
97
98 /*
99 ==============
100 SCR_CenterPrint
101
102 Called for important messages that should stay in the center of the screen
103 for a few moments
104 ==============
105 */
106 void SCR_CenterPrint(const char *str)
107 {
108         strlcpy (scr_centerstring, str, sizeof (scr_centerstring));
109         scr_centertime_off = scr_centertime.value;
110         scr_centertime_start = cl.time;
111
112 // count the number of lines for centering
113         scr_center_lines = 1;
114         while (*str)
115         {
116                 if (*str == '\n')
117                         scr_center_lines++;
118                 str++;
119         }
120 }
121
122
123 void SCR_DrawCenterString (void)
124 {
125         char    *start;
126         int             x, y;
127         int             remaining;
128         int             color;
129
130         if(cl.intermission == 2) // in finale,
131                 if(sb_showscores) // make TAB hide the finale message (sb_showscores overrides finale in sbar.c)
132                         return;
133
134         if(scr_centertime.value <= 0 && !cl.intermission)
135                 return;
136
137 // the finale prints the characters one at a time, except if printspeed is an absurdly high value
138         if (cl.intermission && scr_printspeed.value > 0 && scr_printspeed.value < 1000000)
139                 remaining = (int)(scr_printspeed.value * (cl.time - scr_centertime_start));
140         else
141                 remaining = 9999;
142
143         scr_erase_center = 0;
144         start = scr_centerstring;
145
146         if (remaining < 1)
147                 return;
148
149         if (scr_center_lines <= 4)
150                 y = (int)(vid_conheight.integer*0.35);
151         else
152                 y = 48;
153
154         color = -1;
155         do
156         {
157                 // scan the number of characters on the line, not counting color codes
158                 char *newline = strchr(start, '\n');
159                 int l = newline ? (newline - start) : (int)strlen(start);
160                 float width = DrawQ_TextWidth_Font(start, l, false, FONT_CENTERPRINT) * 8;
161
162                 x = (int) (vid_conwidth.integer - width)/2;
163                 if (l > 0)
164                 {
165                         if (remaining < l)
166                                 l = remaining;
167                         DrawQ_String_Font(x, y, start, l, 8, 8, 1, 1, 1, 1, 0, &color, false, FONT_CENTERPRINT);
168                         remaining -= l;
169                         if (remaining <= 0)
170                                 return;
171                 }
172                 y += 8;
173
174                 if (!newline)
175                         break;
176                 start = newline + 1; // skip the \n
177         } while (1);
178 }
179
180 void SCR_CheckDrawCenterString (void)
181 {
182         if (scr_center_lines > scr_erase_lines)
183                 scr_erase_lines = scr_center_lines;
184
185         if (cl.time > cl.oldtime)
186                 scr_centertime_off -= cl.time - cl.oldtime;
187
188         // don't draw if this is a normal stats-screen intermission,
189         // only if it is not an intermission, or a finale intermission
190         if (cl.intermission == 1)
191                 return;
192         if (scr_centertime_off <= 0 && !cl.intermission)
193                 return;
194         if (key_dest != key_game)
195                 return;
196
197         SCR_DrawCenterString ();
198 }
199
200 void SCR_DrawNetGraph_DrawGraph (int graphx, int graphy, int barwidth, int barheight, int bardivide, const char *label, float textsize, int packetcounter, int numparameters, const int **parameters, const float parametercolors[][4])
201 {
202         int j, k, x, y, index, offset, height;
203         // draw the bar graph itself
204         // advance the packet counter because it is the latest packet column being
205         // built up and should come last
206         packetcounter = (packetcounter + 1) % NETGRAPH_PACKETS;
207         for (j = 0;j < NETGRAPH_PACKETS;j++)
208         {
209                 x = graphx + j * barwidth;
210                 y = graphy + barheight;
211                 index = (packetcounter + j) % NETGRAPH_PACKETS;
212                 if (parameters[0][index] == NETGRAPH_LOSTPACKET)
213                         DrawQ_Fill(x, y - barheight, barwidth, barheight, 1, 0, 0, 1, 0);
214                 else if (parameters[0][index] == NETGRAPH_CHOKEDPACKET)
215                         DrawQ_Fill(x, y - min(2, barheight), barwidth, min(2, barheight), 1, 1, 0, 1, 0);
216                 else
217                 {
218                         offset = 0;
219                         for (k = 0;k < numparameters;k++)
220                         {
221                                 height = (parameters[k][index] + bardivide - 1) / bardivide;
222                                 height = min(height, barheight - offset);
223                                 offset += height;
224                                 if (height)
225                                         DrawQ_Fill(x, y - offset, barwidth, height, parametercolors[k][0], parametercolors[k][1], parametercolors[k][2], parametercolors[k][3], 0);
226                         }
227                 }
228         }
229 }
230
231 const float netgraphcolors[3][4] =
232 {
233         {1  , 0.5, 0  , 1},
234         {1  , 1  , 1  , 1},
235         {0  , 1  , 0  , 1},
236 };
237
238 void SCR_DrawNetGraph_DrawConnection_Client (netconn_t *conn, int graphx, int graphy, int barwidth, int barheight, int bardivide, const char *labelincoming, int separator, const char *labeloutgoing, float textsize)
239 {
240         int numparameters;
241         const int *parameters[3];
242         // dim background
243         DrawQ_Fill(graphx                                          , graphy, barwidth * NETGRAPH_PACKETS, barheight + textsize, 0, 0, 0, 0.5, 0);
244         DrawQ_Fill(graphx + barwidth * NETGRAPH_PACKETS + separator, graphy, barwidth * NETGRAPH_PACKETS, barheight + textsize, 0, 0, 0, 0.5, 0);
245         // draw the bar graphs
246         numparameters = 3;
247         parameters[0] = conn->incoming_unreliablesize;
248         parameters[1] = conn->incoming_reliablesize;
249         parameters[2] = conn->incoming_acksize;
250         SCR_DrawNetGraph_DrawGraph(graphx, graphy, barwidth, barheight, bardivide, labelincoming, textsize, conn->incoming_packetcounter, numparameters, parameters, netgraphcolors);
251         parameters[0] = conn->outgoing_unreliablesize;
252         parameters[1] = conn->outgoing_reliablesize;
253         parameters[2] = conn->outgoing_acksize;
254         SCR_DrawNetGraph_DrawGraph(graphx + barwidth * NETGRAPH_PACKETS + separator, graphy, barwidth, barheight, bardivide, labeloutgoing, textsize, conn->outgoing_packetcounter, numparameters, parameters, netgraphcolors);
255         // draw labels
256         DrawQ_String(graphx                                          , graphy + barheight, labelincoming, 0, textsize, textsize, 1, 1, 1, 1, 0, NULL, false);
257         DrawQ_String(graphx + barwidth * NETGRAPH_PACKETS + separator, graphy + barheight, labeloutgoing, 0, textsize, textsize, 1, 1, 1, 1, 0, NULL, false);
258 }
259
260 void SCR_DrawNetGraph_DrawConnection_Server (netconn_t *conn, int graphx, int graphy, int barwidth, int barheight, int bardivide, const char *labeloutgoing, int separator, const char *labelincoming, float textsize)
261 {
262         int numparameters;
263         const int *parameters[3];
264         // dim background
265         DrawQ_Fill(graphx                                          , graphy, barwidth * NETGRAPH_PACKETS, barheight + textsize, 0, 0, 0, 0.5, 0);
266         DrawQ_Fill(graphx + barwidth * NETGRAPH_PACKETS + separator, graphy, barwidth * NETGRAPH_PACKETS, barheight + textsize, 0, 0, 0, 0.5, 0);
267         // draw the bar graphs
268         numparameters = 3;
269         parameters[0] = conn->outgoing_unreliablesize;
270         parameters[1] = conn->outgoing_reliablesize;
271         parameters[2] = conn->outgoing_acksize;
272         SCR_DrawNetGraph_DrawGraph(graphx                                          , graphy, barwidth, barheight, bardivide, labeloutgoing, textsize, conn->outgoing_packetcounter, numparameters, parameters, netgraphcolors);
273         parameters[0] = conn->incoming_unreliablesize;
274         parameters[1] = conn->incoming_reliablesize;
275         parameters[2] = conn->incoming_acksize;
276         SCR_DrawNetGraph_DrawGraph(graphx + barwidth * NETGRAPH_PACKETS + separator, graphy, barwidth, barheight, bardivide, labelincoming, textsize, conn->incoming_packetcounter, numparameters, parameters, netgraphcolors);
277         // draw labels
278         DrawQ_String(graphx                                          , graphy + barheight, labeloutgoing, 0, textsize, textsize, 1, 1, 1, 1, 0, NULL, false);
279         DrawQ_String(graphx + barwidth * NETGRAPH_PACKETS + separator, graphy + barheight, labelincoming, 0, textsize, textsize, 1, 1, 1, 1, 0, NULL, false);
280 }
281
282 /*
283 ==============
284 SCR_DrawNetGraph
285 ==============
286 */
287 void SCR_DrawNetGraph (void)
288 {
289         int i, separator1, separator2, barwidth, barheight, bardivide, netgraph_x, netgraph_y, textsize, index, netgraphsperrow;
290
291         if (cls.state != ca_connected)
292                 return;
293         if (!cls.netcon)
294                 return;
295         if (!shownetgraph.integer)
296                 return;
297
298         separator1 = 2;
299         separator2 = 4;
300         textsize = 8;
301         barwidth = 1;
302         barheight = 50;
303         bardivide = 20;
304
305         netgraphsperrow = (vid_conwidth.integer + separator2) / (barwidth * NETGRAPH_PACKETS * 2 + separator1 + separator2);
306         netgraphsperrow = max(netgraphsperrow, 1);
307
308         index = 0;
309         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (barwidth * NETGRAPH_PACKETS * 2 + separator1 + separator2);
310         netgraph_y = (vid_conheight.integer - 48 - sbar_info_pos.integer + separator2) - (1 + (index / netgraphsperrow)) * (barheight + textsize + separator2);
311         SCR_DrawNetGraph_DrawConnection_Client(cls.netcon, netgraph_x, netgraph_y, barwidth, barheight, bardivide, "incoming", separator1, "outgoing", textsize);
312         index++;
313
314         if (sv.active && shownetgraph.integer >= 2)
315         {
316                 for (i = 0;i < svs.maxclients;i++)
317                 {
318                         if (!svs.clients[i].netconnection)
319                                 continue;
320                         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (barwidth * NETGRAPH_PACKETS * 2 + separator1 + separator2);
321                         netgraph_y = (vid_conheight.integer - 48 + separator2) - (1 + (index / netgraphsperrow)) * (barheight + textsize + separator2);
322                         SCR_DrawNetGraph_DrawConnection_Server(svs.clients[i].netconnection, netgraph_x, netgraph_y, barwidth, barheight, bardivide, va("%s", svs.clients[i].name), separator1, "", textsize);
323                         index++;
324                 }
325         }
326 }
327
328 /*
329 ==============
330 SCR_DrawTurtle
331 ==============
332 */
333 void SCR_DrawTurtle (void)
334 {
335         static int      count;
336
337         if (cls.state != ca_connected)
338                 return;
339
340         if (!scr_showturtle.integer)
341                 return;
342
343         if (cl.realframetime < 0.1)
344         {
345                 count = 0;
346                 return;
347         }
348
349         count++;
350         if (count < 3)
351                 return;
352
353         DrawQ_Pic (0, 0, Draw_CachePic ("gfx/turtle"), 0, 0, 1, 1, 1, 1, 0);
354 }
355
356 /*
357 ==============
358 SCR_DrawNet
359 ==============
360 */
361 void SCR_DrawNet (void)
362 {
363         if (cls.state != ca_connected)
364                 return;
365         if (realtime - cl.last_received_message < 0.3)
366                 return;
367         if (cls.demoplayback)
368                 return;
369
370         DrawQ_Pic (64, 0, Draw_CachePic ("gfx/net"), 0, 0, 1, 1, 1, 1, 0);
371 }
372
373 /*
374 ==============
375 DrawPause
376 ==============
377 */
378 void SCR_DrawPause (void)
379 {
380         cachepic_t      *pic;
381
382         if (cls.state != ca_connected)
383                 return;
384
385         if (!scr_showpause.integer)             // turn off for screenshots
386                 return;
387
388         if (!cl.paused)
389                 return;
390
391         pic = Draw_CachePic ("gfx/pause");
392         DrawQ_Pic ((vid_conwidth.integer - pic->width)/2, (vid_conheight.integer - pic->height)/2, pic, 0, 0, 1, 1, 1, 1, 0);
393 }
394
395 /*
396 ==============
397 SCR_DrawBrand
398 ==============
399 */
400 void SCR_DrawBrand (void)
401 {
402         cachepic_t      *pic;
403         float           x, y;
404
405         if (!scr_showbrand.value)
406                 return;
407
408         pic = Draw_CachePic ("gfx/brand");
409
410         switch ((int)scr_showbrand.value)
411         {
412         case 1: // bottom left
413                 x = 0;
414                 y = vid_conheight.integer - pic->height;
415                 break;
416         case 2: // bottom centre
417                 x = (vid_conwidth.integer - pic->width) / 2;
418                 y = vid_conheight.integer - pic->height;
419                 break;
420         case 3: // bottom right
421                 x = vid_conwidth.integer - pic->width;
422                 y = vid_conheight.integer - pic->height;
423                 break;
424         case 4: // centre right
425                 x = vid_conwidth.integer - pic->width;
426                 y = (vid_conheight.integer - pic->height) / 2;
427                 break;
428         case 5: // top right
429                 x = vid_conwidth.integer - pic->width;
430                 y = 0;
431                 break;
432         case 6: // top centre
433                 x = (vid_conwidth.integer - pic->width) / 2;
434                 y = 0;
435                 break;
436         case 7: // top left
437                 x = 0;
438                 y = 0;
439                 break;
440         case 8: // centre left
441                 x = 0;
442                 y = (vid_conheight.integer - pic->height) / 2;
443                 break;
444         default:
445                 return;
446         }
447
448         DrawQ_Pic (x, y, pic, 0, 0, 1, 1, 1, 1, 0);
449 }
450
451 /*
452 ==============
453 SCR_DrawQWDownload
454 ==============
455 */
456 static int SCR_DrawQWDownload(int offset)
457 {
458         // sync with SCR_InfobarHeight
459         int len;
460         float x, y;
461         float size = 8;
462         char temp[256];
463
464         if (!cls.qw_downloadname[0])
465         {
466                 cls.qw_downloadspeedrate = 0;
467                 cls.qw_downloadspeedtime = realtime;
468                 cls.qw_downloadspeedcount = 0;
469                 return 0;
470         }
471         if (realtime >= cls.qw_downloadspeedtime + 1)
472         {
473                 cls.qw_downloadspeedrate = cls.qw_downloadspeedcount;
474                 cls.qw_downloadspeedtime = realtime;
475                 cls.qw_downloadspeedcount = 0;
476         }
477         if (cls.protocol == PROTOCOL_QUAKEWORLD)
478                 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);
479         else
480                 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);
481         len = (int)strlen(temp);
482         x = (vid_conwidth.integer - DrawQ_TextWidth_Font(temp, len, true, FONT_INFOBAR) * size) / 2;
483         y = vid_conheight.integer - size - offset;
484         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
485         DrawQ_String_Font(x, y, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
486         return 8;
487 }
488 /*
489 ==============
490 SCR_DrawInfobarString
491 ==============
492 */
493 static int SCR_DrawInfobarString(int offset)
494 {
495         int len;
496         float x, y;
497         float size = 8;
498
499         len = (int)strlen(scr_infobarstring);
500         x = (vid_conwidth.integer - DrawQ_TextWidth_Font(scr_infobarstring, len, false, FONT_INFOBAR) * size) / 2;
501         y = vid_conheight.integer - size - offset;
502         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
503         DrawQ_String_Font(x, y, scr_infobarstring, len, size, size, 1, 1, 1, 1, 0, NULL, false, FONT_INFOBAR);
504         return 8;
505 }
506
507 /*
508 ==============
509 SCR_DrawCurlDownload
510 ==============
511 */
512 static int SCR_DrawCurlDownload(int offset)
513 {
514         // sync with SCR_InfobarHeight
515         int len;
516         int nDownloads;
517         int i;
518         float x, y;
519         float size = 8;
520         Curl_downloadinfo_t *downinfo;
521         char temp[256];
522         const char *addinfo;
523
524         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo);
525         if(!downinfo)
526                 return 0;
527
528         y = vid_conheight.integer - size * nDownloads - offset;
529
530         if(addinfo)
531         {
532                 len = (int)strlen(addinfo);
533                 x = (vid_conwidth.integer - DrawQ_TextWidth_Font(addinfo, len, true, FONT_INFOBAR) * size) / 2;
534                 DrawQ_Fill(0, y - size, vid_conwidth.integer, size, 1, 1, 1, cls.signon == SIGNONS ? 0.8 : 1, 0);
535                 DrawQ_String_Font(x, y - size, addinfo, len, size, size, 0, 0, 0, 1, 0, NULL, true, FONT_INFOBAR);
536         }
537
538         for(i = 0; i != nDownloads; ++i)
539         {
540                 if(downinfo[i].queued)
541                         dpsnprintf(temp, sizeof(temp), "Still in queue: %s\n", downinfo[i].filename);
542                 else if(downinfo[i].progress <= 0)
543                         dpsnprintf(temp, sizeof(temp), "Downloading %s ...  ???.?%% @ %.1f KiB/s\n", downinfo[i].filename, downinfo[i].speed / 1024.0);
544                 else
545                         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);
546                 len = (int)strlen(temp);
547                 x = (vid_conwidth.integer - DrawQ_TextWidth_Font(temp, len, true, FONT_INFOBAR) * size) / 2;
548                 DrawQ_Fill(0, y + i * size, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
549                 DrawQ_String_Font(x, y + i * size, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
550         }
551
552         Z_Free(downinfo);
553
554         return 8 * (nDownloads + (addinfo ? 1 : 0));
555 }
556
557 /*
558 ==============
559 SCR_DrawInfobar
560 ==============
561 */
562 static void SCR_DrawInfobar()
563 {
564         int offset = 0;
565         if(scr_infobartime_off > 0)
566                 offset += SCR_DrawInfobarString(offset);
567         offset += SCR_DrawQWDownload(offset);
568         offset += SCR_DrawCurlDownload(offset);
569         if(offset != scr_con_margin_bottom)
570                 Con_DPrintf("broken console margin calculation: %d != %d\n", offset, scr_con_margin_bottom);
571 }
572
573 static int SCR_InfobarHeight()
574 {
575         int offset = 0;
576         Curl_downloadinfo_t *downinfo;
577         const char *addinfo;
578         int nDownloads;
579
580         if (cl.time > cl.oldtime)
581                 scr_infobartime_off -= cl.time - cl.oldtime;
582         if(scr_infobartime_off > 0)
583                 offset += 8;
584
585         if(cls.qw_downloadname[0])
586                 offset += 8;
587
588         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo);
589         if(downinfo)
590         {
591                 offset += 8 * (nDownloads + (addinfo ? 1 : 0));
592                 Z_Free(downinfo);
593         }
594
595         return offset;
596 }
597
598 /*
599 ==============
600 SCR_InfoBar_f
601 ==============
602 */
603 void SCR_InfoBar_f(void)
604 {
605         if(Cmd_Argc() == 3)
606         {
607                 scr_infobartime_off = atof(Cmd_Argv(1));
608                 strlcpy(scr_infobarstring, Cmd_Argv(2), sizeof(scr_infobarstring));
609         }
610         else
611         {
612                 Con_Printf("usage:\ninfobar expiretime \"string\"\n");
613         }
614 }
615 //=============================================================================
616
617 /*
618 ==================
619 SCR_SetUpToDrawConsole
620 ==================
621 */
622 void SCR_SetUpToDrawConsole (void)
623 {
624         // lines of console to display
625         float conlines;
626         static int framecounter = 0;
627
628         Con_CheckResize ();
629
630         if (scr_menuforcewhiledisconnected.integer && key_dest == key_game && cls.state == ca_disconnected)
631         {
632                 if (framecounter >= 2)
633                         MR_ToggleMenu_f();
634                 else
635                         framecounter++;
636         }
637         else
638                 framecounter = 0;
639
640         if (scr_conforcewhiledisconnected.integer && key_dest == key_game && cls.signon != SIGNONS)
641                 key_consoleactive |= KEY_CONSOLEACTIVE_FORCED;
642         else
643                 key_consoleactive &= ~KEY_CONSOLEACTIVE_FORCED;
644
645 // decide on the height of the console
646         if (key_consoleactive & KEY_CONSOLEACTIVE_USER)
647                 conlines = vid_conheight.integer/2;     // half screen
648         else
649                 conlines = 0;                           // none visible
650
651         scr_con_current = conlines;
652 }
653
654 /*
655 ==================
656 SCR_DrawConsole
657 ==================
658 */
659 void SCR_DrawConsole (void)
660 {
661         scr_con_margin_bottom = SCR_InfobarHeight();
662         if (key_consoleactive & KEY_CONSOLEACTIVE_FORCED)
663         {
664                 // full screen
665                 Con_DrawConsole (vid_conheight.integer - scr_con_margin_bottom);
666         }
667         else if (scr_con_current)
668                 Con_DrawConsole (min((int)scr_con_current, vid_conheight.integer - scr_con_margin_bottom));
669         else
670                 con_vislines = 0;
671 }
672
673 /*
674 ===============
675 SCR_BeginLoadingPlaque
676
677 ================
678 */
679 void SCR_BeginLoadingPlaque (void)
680 {
681         // save console log up to this point to log_file if it was set by configs
682         Log_Start();
683
684         Host_StartVideo();
685         SCR_UpdateLoadingScreen(false);
686 }
687
688 //=============================================================================
689
690 char r_speeds_timestring[4096];
691 int speedstringcount, r_timereport_active;
692 double r_timereport_temp = 0, r_timereport_current = 0, r_timereport_start = 0;
693 int r_speeds_longestitem = 0;
694
695 void R_TimeReport(char *desc)
696 {
697         char tempbuf[256];
698         int length;
699         int t;
700
701         if (r_speeds.integer < 2 || !r_timereport_active)
702                 return;
703
704         CHECKGLERROR
705         if (r_speeds.integer == 2)
706                 qglFinish();
707         CHECKGLERROR
708         r_timereport_temp = r_timereport_current;
709         r_timereport_current = Sys_DoubleTime();
710         t = (int) ((r_timereport_current - r_timereport_temp) * 1000000.0 + 0.5);
711
712         length = dpsnprintf(tempbuf, sizeof(tempbuf), "%8i %s", t, desc);
713         length = min(length, (int)sizeof(tempbuf) - 1);
714         if (r_speeds_longestitem < length)
715                 r_speeds_longestitem = length;
716         for (;length < r_speeds_longestitem;length++)
717                 tempbuf[length] = ' ';
718         tempbuf[length] = 0;
719
720         if (speedstringcount + length > (vid_conwidth.integer / 8))
721         {
722                 strlcat(r_speeds_timestring, "\n", sizeof(r_speeds_timestring));
723                 speedstringcount = 0;
724         }
725         strlcat(r_speeds_timestring, tempbuf, sizeof(r_speeds_timestring));
726         speedstringcount += length;
727 }
728
729 void R_TimeReport_BeginFrame(void)
730 {
731         speedstringcount = 0;
732         r_speeds_timestring[0] = 0;
733         r_timereport_active = false;
734         memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
735
736         if (r_speeds.integer >= 2 && cls.signon == SIGNONS && cls.state == ca_connected)
737         {
738                 r_timereport_active = true;
739                 r_timereport_start = r_timereport_current = Sys_DoubleTime();
740         }
741 }
742
743 void R_TimeReport_EndFrame(void)
744 {
745         int i, j, lines, y;
746         cl_locnode_t *loc;
747         char string[1024+4096];
748         mleaf_t *viewleaf;
749
750         string[0] = 0;
751         if (r_speeds.integer && cls.signon == SIGNONS && cls.state == ca_connected)
752         {
753                 // put the location name in the r_speeds display as it greatly helps
754                 // when creating loc files
755                 loc = CL_Locs_FindNearest(cl.movement_origin);
756                 viewleaf = (r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brush.PointInLeaf) ? r_refdef.scene.worldmodel->brush.PointInLeaf(r_refdef.scene.worldmodel, r_refdef.view.origin) : NULL;
757                 dpsnprintf(string, sizeof(string),
758 "%s%s\n"
759 "%3i renders org:'%+8.2f %+8.2f %+8.2f' dir:'%+2.3f %+2.3f %+2.3f'\n"
760 "%7i surfaces%7i triangles %5i entities (%7i surfaces%7i triangles)\n"
761 "%5i leafs%5i portals%6i/%6i particles%6i/%6i decals %3i%% quality\n"
762 "%7i lightmap updates (%7i pixels)%s\n"
763 "%4i lights%4i clears%4i scissored%7i light%7i shadow%7i dynamic\n"
764 "rendered%6i meshes%8i triangles bloompixels%8i copied%8i drawn\n"
765 "%s"
766 , loc ? "Location: " : "", loc ? loc->name : ""
767 , r_refdef.stats.renders, r_refdef.view.origin[0], r_refdef.view.origin[1], r_refdef.view.origin[2], r_refdef.view.forward[0], r_refdef.view.forward[1], r_refdef.view.forward[2]
768 , r_refdef.stats.world_surfaces, r_refdef.stats.world_triangles, r_refdef.stats.entities, r_refdef.stats.entities_surfaces, r_refdef.stats.entities_triangles
769 , r_refdef.stats.world_leafs, r_refdef.stats.world_portals, r_refdef.stats.particles, cl.num_particles, r_refdef.stats.decals, cl.num_decals, (int)(100 * r_refdef.view.quality)
770 , r_refdef.stats.lightmapupdates, r_refdef.stats.lightmapupdatepixels, viewleaf ? va(" clusterindex%6i", viewleaf->clusterindex) : ""
771 , 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
772 , r_refdef.stats.meshes, r_refdef.stats.meshes_elements / 3, r_refdef.stats.bloom_copypixels, r_refdef.stats.bloom_drawpixels
773 , r_speeds_timestring);
774
775                 memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
776
777                 speedstringcount = 0;
778                 r_speeds_timestring[0] = 0;
779                 r_timereport_active = false;
780
781                 if (r_speeds.integer >= 2)
782                 {
783                         r_timereport_active = true;
784                         r_timereport_start = r_timereport_current = Sys_DoubleTime();
785                 }
786         }
787
788         if (string[0])
789         {
790                 if (string[strlen(string)-1] == '\n')
791                         string[strlen(string)-1] = 0;
792                 lines = 1;
793                 for (i = 0;string[i];i++)
794                         if (string[i] == '\n')
795                                 lines++;
796                 y = vid_conheight.integer - sb_lines - lines * 8;
797                 i = j = 0;
798                 DrawQ_Fill(0, y, vid_conwidth.integer, lines * 8, 0, 0, 0, 0.5, 0);
799                 while (string[i])
800                 {
801                         j = i;
802                         while (string[i] && string[i] != '\n')
803                                 i++;
804                         if (i - j > 0)
805                                 DrawQ_String(0, y, string + j, i - j, 8, 8, 1, 1, 1, 1, 0, NULL, true);
806                         if (string[i] == '\n')
807                                 i++;
808                         y += 8;
809                 }
810         }
811 }
812
813 /*
814 =================
815 SCR_SizeUp_f
816
817 Keybinding command
818 =================
819 */
820 void SCR_SizeUp_f (void)
821 {
822         Cvar_SetValue ("viewsize",scr_viewsize.value+10);
823 }
824
825
826 /*
827 =================
828 SCR_SizeDown_f
829
830 Keybinding command
831 =================
832 */
833 void SCR_SizeDown_f (void)
834 {
835         Cvar_SetValue ("viewsize",scr_viewsize.value-10);
836 }
837
838 void SCR_CaptureVideo_EndVideo(void);
839 void CL_Screen_Shutdown(void)
840 {
841         SCR_CaptureVideo_EndVideo();
842 }
843
844 void CL_Screen_Init(void)
845 {
846         Cvar_RegisterVariable (&scr_fov);
847         Cvar_RegisterVariable (&scr_viewsize);
848         Cvar_RegisterVariable (&scr_conalpha);
849         Cvar_RegisterVariable (&scr_conbrightness);
850         Cvar_RegisterVariable (&scr_conforcewhiledisconnected);
851         Cvar_RegisterVariable (&scr_menuforcewhiledisconnected);
852         Cvar_RegisterVariable (&scr_showram);
853         Cvar_RegisterVariable (&scr_showturtle);
854         Cvar_RegisterVariable (&scr_showpause);
855         Cvar_RegisterVariable (&scr_showbrand);
856         Cvar_RegisterVariable (&scr_centertime);
857         Cvar_RegisterVariable (&scr_printspeed);
858         Cvar_RegisterVariable (&vid_conwidth);
859         Cvar_RegisterVariable (&vid_conheight);
860         Cvar_RegisterVariable (&vid_pixelheight);
861         Cvar_RegisterVariable (&scr_screenshot_jpeg);
862         Cvar_RegisterVariable (&scr_screenshot_jpeg_quality);
863         Cvar_RegisterVariable (&scr_screenshot_gammaboost);
864         Cvar_RegisterVariable (&scr_screenshot_hwgamma);
865         Cvar_RegisterVariable (&cl_capturevideo);
866         Cvar_RegisterVariable (&cl_capturevideo_printfps);
867         Cvar_RegisterVariable (&cl_capturevideo_width);
868         Cvar_RegisterVariable (&cl_capturevideo_height);
869         Cvar_RegisterVariable (&cl_capturevideo_realtime);
870         Cvar_RegisterVariable (&cl_capturevideo_fps);
871         Cvar_RegisterVariable (&cl_capturevideo_nameformat);
872         Cvar_RegisterVariable (&cl_capturevideo_number);
873         Cvar_RegisterVariable (&cl_capturevideo_ogg);
874         Cvar_RegisterVariable (&cl_capturevideo_framestep);
875         Cvar_RegisterVariable (&r_letterbox);
876         Cvar_RegisterVariable(&r_stereo_separation);
877         Cvar_RegisterVariable(&r_stereo_sidebyside);
878         Cvar_RegisterVariable(&r_stereo_redblue);
879         Cvar_RegisterVariable(&r_stereo_redcyan);
880         Cvar_RegisterVariable(&r_stereo_redgreen);
881         Cvar_RegisterVariable(&r_stereo_angle);
882         Cvar_RegisterVariable(&scr_zoomwindow);
883         Cvar_RegisterVariable(&scr_zoomwindow_viewsizex);
884         Cvar_RegisterVariable(&scr_zoomwindow_viewsizey);
885         Cvar_RegisterVariable(&scr_zoomwindow_fov);
886         Cvar_RegisterVariable(&scr_stipple);
887         Cvar_RegisterVariable(&scr_refresh);
888         Cvar_RegisterVariable(&shownetgraph);
889         Cvar_RegisterVariable(&cl_demo_mousegrab);
890
891         Cmd_AddCommand ("sizeup",SCR_SizeUp_f, "increase view size (increases viewsize cvar)");
892         Cmd_AddCommand ("sizedown",SCR_SizeDown_f, "decrease view size (decreases viewsize cvar)");
893         Cmd_AddCommand ("screenshot",SCR_ScreenShot_f, "takes a screenshot of the next rendered frame");
894         Cmd_AddCommand ("envmap", R_Envmap_f, "render a cubemap (skybox) of the current scene");
895         Cmd_AddCommand ("infobar", SCR_InfoBar_f, "display a text in the infobar (usage: infobar expiretime string)");
896
897         SCR_CaptureVideo_Ogg_Init();
898
899         scr_initialized = true;
900 }
901
902 /*
903 ==================
904 SCR_ScreenShot_f
905 ==================
906 */
907 void SCR_ScreenShot_f (void)
908 {
909         static int shotnumber;
910         static char old_prefix_name[MAX_QPATH];
911         char prefix_name[MAX_QPATH];
912         char filename[MAX_QPATH];
913         unsigned char *buffer1;
914         unsigned char *buffer2;
915         unsigned char *buffer3;
916         qboolean jpeg = (scr_screenshot_jpeg.integer != 0);
917
918         dpsnprintf (prefix_name, sizeof(prefix_name), "%s", Sys_TimeString(scr_screenshot_name.string));
919
920         if (strcmp(old_prefix_name, prefix_name))
921         {
922                 dpsnprintf(old_prefix_name, sizeof(old_prefix_name), "%s", prefix_name );
923                 shotnumber = 0;
924         }
925
926         // find a file name to save it to
927         for (;shotnumber < 1000000;shotnumber++)
928                 if (!FS_SysFileExists(va("%s/screenshots/%s%06d.tga", fs_gamedir, prefix_name, shotnumber)) && !FS_SysFileExists(va("%s/screenshots/%s%06d.jpg", fs_gamedir, prefix_name, shotnumber)))
929                         break;
930         if (shotnumber >= 1000000)
931         {
932                 Con_Print("Couldn't create the image file\n");
933                 return;
934         }
935
936         dpsnprintf(filename, sizeof(filename), "screenshots/%s%06d.%s", prefix_name, shotnumber, jpeg ? "jpg" : "tga");
937
938         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
939         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
940         buffer3 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3 + 18);
941
942         if (SCR_ScreenShot (filename, buffer1, buffer2, buffer3, 0, 0, vid.width, vid.height, false, false, false, jpeg, true))
943                 Con_Printf("Wrote %s\n", filename);
944         else
945                 Con_Printf("Unable to write %s\n", filename);
946
947         Mem_Free (buffer1);
948         Mem_Free (buffer2);
949         Mem_Free (buffer3);
950
951         shotnumber++;
952 }
953
954 void SCR_CaptureVideo_BeginVideo(void)
955 {
956         double r, g, b;
957         unsigned int i;
958         int width = cl_capturevideo_width.integer, height = cl_capturevideo_height.integer;
959         if (cls.capturevideo.active)
960                 return;
961         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
962         // soundrate is figured out on the first SoundFrame
963
964         if(width == 0 && height != 0)
965                 width = (int) (height * (double)vid.width / ((double)vid.height * vid_pixelheight.value)); // keep aspect
966         if(width != 0 && height == 0)
967                 height = (int) (width * ((double)vid.height * vid_pixelheight.value) / (double)vid.width); // keep aspect
968
969         if(width < 2 || width > vid.width) // can't scale up
970                 width = vid.width;
971         if(height < 2 || height > vid.height) // can't scale up
972                 height = vid.height;
973
974         // ensure it's all even; if not, scale down a little
975         if(width % 1)
976                 --width;
977         if(height % 1)
978                 --height;
979
980         cls.capturevideo.width = width;
981         cls.capturevideo.height = height;
982         cls.capturevideo.active = true;
983         cls.capturevideo.framerate = bound(1, cl_capturevideo_fps.value, 1001) * bound(1, cl_capturevideo_framestep.integer, 64);
984         cls.capturevideo.framestep = cl_capturevideo_framestep.integer;
985         cls.capturevideo.soundrate = S_GetSoundRate();
986         cls.capturevideo.soundchannels = S_GetSoundChannels();
987         cls.capturevideo.startrealtime = realtime;
988         cls.capturevideo.frame = cls.capturevideo.lastfpsframe = 0;
989         cls.capturevideo.starttime = cls.capturevideo.lastfpstime = Sys_DoubleTime();
990         cls.capturevideo.soundsampleframe = 0;
991         cls.capturevideo.realtime = cl_capturevideo_realtime.integer != 0;
992         cls.capturevideo.screenbuffer = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 4);
993         cls.capturevideo.outbuffer = (unsigned char *)Mem_Alloc(tempmempool, width * height * (4+4) + 18);
994         dpsnprintf(cls.capturevideo.basename, sizeof(cls.capturevideo.basename), "video/%s%03i", Sys_TimeString(cl_capturevideo_nameformat.string), cl_capturevideo_number.integer);
995         Cvar_SetValueQuick(&cl_capturevideo_number, cl_capturevideo_number.integer + 1);
996
997         /*
998         for (i = 0;i < 256;i++)
999         {
1000                 unsigned char j = (unsigned char)bound(0, 255*pow(i/255.0, gamma), 255);
1001                 cls.capturevideo.rgbgammatable[0][i] = j;
1002                 cls.capturevideo.rgbgammatable[1][i] = j;
1003                 cls.capturevideo.rgbgammatable[2][i] = j;
1004         }
1005         */
1006 /*
1007 R = Y + 1.4075 * (Cr - 128);
1008 G = Y + -0.3455 * (Cb - 128) + -0.7169 * (Cr - 128);
1009 B = Y + 1.7790 * (Cb - 128);
1010 Y = R *  .299 + G *  .587 + B *  .114;
1011 Cb = R * -.169 + G * -.332 + B *  .500 + 128.;
1012 Cr = R *  .500 + G * -.419 + B * -.0813 + 128.;
1013 */
1014
1015         if(WANT_SCREENSHOT_HWGAMMA)
1016         {
1017                 VID_BuildGammaTables(&cls.capturevideo.vidramp[0], 256);
1018         }
1019         else
1020         {
1021                 // identity gamma table
1022                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp, 256);
1023                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256, 256);
1024                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256*2, 256);
1025         }
1026         if(scr_screenshot_gammaboost.value != 1)
1027         {
1028                 double igamma = 1 / scr_screenshot_gammaboost.value;
1029                 for (i = 0;i < 256 * 3;i++)
1030                         cls.capturevideo.vidramp[i] = (unsigned short) (0.5 + pow(cls.capturevideo.vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
1031         }
1032
1033         for (i = 0;i < 256;i++)
1034         {
1035                 r = 255*cls.capturevideo.vidramp[i]/65535.0;
1036                 g = 255*cls.capturevideo.vidramp[i+256]/65535.0;
1037                 b = 255*cls.capturevideo.vidramp[i+512]/65535.0;
1038                 // NOTE: we have to round DOWN here, or integer overflows happen. Sorry for slightly wrong looking colors sometimes...
1039                 // Y weights from RGB
1040                 cls.capturevideo.rgbtoyuvscaletable[0][0][i] = (short)(r *  0.299);
1041                 cls.capturevideo.rgbtoyuvscaletable[0][1][i] = (short)(g *  0.587);
1042                 cls.capturevideo.rgbtoyuvscaletable[0][2][i] = (short)(b *  0.114);
1043                 // Cb weights from RGB
1044                 cls.capturevideo.rgbtoyuvscaletable[1][0][i] = (short)(r * -0.169);
1045                 cls.capturevideo.rgbtoyuvscaletable[1][1][i] = (short)(g * -0.332);
1046                 cls.capturevideo.rgbtoyuvscaletable[1][2][i] = (short)(b *  0.500);
1047                 // Cr weights from RGB
1048                 cls.capturevideo.rgbtoyuvscaletable[2][0][i] = (short)(r *  0.500);
1049                 cls.capturevideo.rgbtoyuvscaletable[2][1][i] = (short)(g * -0.419);
1050                 cls.capturevideo.rgbtoyuvscaletable[2][2][i] = (short)(b * -0.0813);
1051                 // range reduction of YCbCr to valid signal range
1052                 cls.capturevideo.yuvnormalizetable[0][i] = 16 + i * (236-16) / 256;
1053                 cls.capturevideo.yuvnormalizetable[1][i] = 16 + i * (240-16) / 256;
1054                 cls.capturevideo.yuvnormalizetable[2][i] = 16 + i * (240-16) / 256;
1055         }
1056
1057         if (cl_capturevideo_ogg.integer)
1058         {
1059                 if(SCR_CaptureVideo_Ogg_Available())
1060                 {
1061                         SCR_CaptureVideo_Ogg_BeginVideo();
1062                         return;
1063                 }
1064                 else
1065                         Con_Print("cl_capturevideo_ogg: libraries not available. Capturing in AVI instead.\n");
1066         }
1067
1068         SCR_CaptureVideo_Avi_BeginVideo();
1069 }
1070
1071 void SCR_CaptureVideo_EndVideo(void)
1072 {
1073         if (!cls.capturevideo.active)
1074                 return;
1075         cls.capturevideo.active = false;
1076
1077         Con_Printf("Finishing capture of %s.%s (%d frames, %d audio frames)\n", cls.capturevideo.basename, cls.capturevideo.formatextension, cls.capturevideo.frame, cls.capturevideo.soundsampleframe);
1078
1079         if (cls.capturevideo.videofile)
1080         {
1081                 cls.capturevideo.endvideo();
1082         }
1083
1084         if (cls.capturevideo.screenbuffer)
1085         {
1086                 Mem_Free (cls.capturevideo.screenbuffer);
1087                 cls.capturevideo.screenbuffer = NULL;
1088         }
1089
1090         if (cls.capturevideo.outbuffer)
1091         {
1092                 Mem_Free (cls.capturevideo.outbuffer);
1093                 cls.capturevideo.outbuffer = NULL;
1094         }
1095
1096         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
1097 }
1098
1099 static void SCR_ScaleDownBGRA(unsigned char *in, int inw, int inh, unsigned char *out, int outw, int outh)
1100 {
1101         // TODO optimize this function
1102
1103         int x, y;
1104         float area;
1105
1106         // memcpy is faster than me
1107         if(inw == outw && inh == outh)
1108         {
1109                 memcpy(out, in, 4 * inw * inh);
1110                 return;
1111         }
1112
1113         // otherwise: a box filter
1114         area = (float)outw * (float)outh / (float)inw / (float)inh;
1115         for(y = 0; y < outh; ++y)
1116         {
1117                 float iny0 =  y    / (float)outh * inh; int iny0_i = (int) floor(iny0);
1118                 float iny1 = (y+1) / (float)outh * inh; int iny1_i = (int) ceil(iny1);
1119                 for(x = 0; x < outw; ++x)
1120                 {
1121                         float inx0 =  x    / (float)outw * inw; int inx0_i = (int) floor(inx0);
1122                         float inx1 = (x+1) / (float)outw * inw; int inx1_i = (int) ceil(inx1);
1123                         float r = 0, g = 0, b = 0, alpha = 0;
1124                         int xx, yy;
1125
1126                         for(yy = iny0_i; yy < iny1_i; ++yy)
1127                         {
1128                                 float ya = min(yy+1, iny1) - max(iny0, yy);
1129                                 for(xx = inx0_i; xx < inx1_i; ++xx)
1130                                 {
1131                                         float a = ya * (min(xx+1, inx1) - max(inx0, xx));
1132                                         r += a * in[4*(xx + inw * yy)+0];
1133                                         g += a * in[4*(xx + inw * yy)+1];
1134                                         b += a * in[4*(xx + inw * yy)+2];
1135                                         alpha += a * in[4*(xx + inw * yy)+3];
1136                                 }
1137                         }
1138
1139                         out[4*(x + outw * y)+0] = (unsigned char) (r * area);
1140                         out[4*(x + outw * y)+1] = (unsigned char) (g * area);
1141                         out[4*(x + outw * y)+2] = (unsigned char) (b * area);
1142                         out[4*(x + outw * y)+3] = (unsigned char) (alpha * area);
1143                 }
1144         }
1145 }
1146
1147 void SCR_CaptureVideo_VideoFrame(int newframestepframenum)
1148 {
1149         int x = 0, y = 0;
1150         int width = cls.capturevideo.width, height = cls.capturevideo.height;
1151
1152         if(newframestepframenum == cls.capturevideo.framestepframe)
1153                 return;
1154
1155         CHECKGLERROR
1156         //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);
1157         // speed is critical here, so do saving as directly as possible
1158
1159         qglReadPixels (x, y, vid.width, vid.height, GL_BGRA, GL_UNSIGNED_BYTE, cls.capturevideo.screenbuffer);CHECKGLERROR
1160         SCR_ScaleDownBGRA (cls.capturevideo.screenbuffer, vid.width, vid.height, cls.capturevideo.outbuffer, width, height);
1161
1162         cls.capturevideo.videoframes(newframestepframenum - cls.capturevideo.framestepframe);
1163         cls.capturevideo.framestepframe = newframestepframenum;
1164
1165         if(cl_capturevideo_printfps.integer)
1166         {
1167                 char buf[80];
1168                 double t = Sys_DoubleTime();
1169                 if(t > cls.capturevideo.lastfpstime + 1)
1170                 {
1171                         double fps1 = (cls.capturevideo.frame - cls.capturevideo.lastfpsframe) / (t - cls.capturevideo.lastfpstime + 0.0000001);
1172                         double fps  = (cls.capturevideo.frame                                ) / (t - cls.capturevideo.starttime   + 0.0000001);
1173                         dpsnprintf(buf, sizeof(buf), "capturevideo: (%.1fs) last second %.3ffps, total %.3ffps\n", cls.capturevideo.frame / cls.capturevideo.framerate, fps1, fps);
1174                         Sys_PrintToTerminal(buf);
1175                         cls.capturevideo.lastfpstime = t;
1176                         cls.capturevideo.lastfpsframe = cls.capturevideo.frame;
1177                 }
1178         }
1179 }
1180
1181 void SCR_CaptureVideo_SoundFrame(const portable_sampleframe_t *paintbuffer, size_t length)
1182 {
1183         cls.capturevideo.soundsampleframe += length;
1184         cls.capturevideo.soundframe(paintbuffer, length);
1185 }
1186
1187 void SCR_CaptureVideo(void)
1188 {
1189         int newframenum;
1190         if (cl_capturevideo.integer && r_render.integer)
1191         {
1192                 if (!cls.capturevideo.active)
1193                         SCR_CaptureVideo_BeginVideo();
1194                 if (cls.capturevideo.framerate != cl_capturevideo_fps.value * cl_capturevideo_framestep.integer)
1195                 {
1196                         Con_Printf("You can not change the video framerate while recording a video.\n");
1197                         Cvar_SetValueQuick(&cl_capturevideo_fps, cls.capturevideo.framerate);
1198                 }
1199                 // for AVI saving we have to make sure that sound is saved before video
1200                 if (cls.capturevideo.soundrate && !cls.capturevideo.soundsampleframe)
1201                         return;
1202                 if (cls.capturevideo.realtime)
1203                 {
1204                         // preserve sound sync by duplicating frames when running slow
1205                         newframenum = (int)((realtime - cls.capturevideo.startrealtime) * cls.capturevideo.framerate);
1206                 }
1207                 else
1208                         newframenum = cls.capturevideo.frame + 1;
1209                 // if falling behind more than one second, stop
1210                 if (newframenum - cls.capturevideo.frame > 60 * (int)ceil(cls.capturevideo.framerate))
1211                 {
1212                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1213                         Con_Printf("video saving failed on frame %i, your machine is too slow for this capture speed.\n", cls.capturevideo.frame);
1214                         SCR_CaptureVideo_EndVideo();
1215                         return;
1216                 }
1217                 // write frames
1218                 SCR_CaptureVideo_VideoFrame(newframenum / cls.capturevideo.framestep);
1219                 cls.capturevideo.frame = newframenum;
1220                 if (cls.capturevideo.error)
1221                 {
1222                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1223                         Con_Printf("video saving failed on frame %i, out of disk space? stopping video capture.\n", cls.capturevideo.frame);
1224                         SCR_CaptureVideo_EndVideo();
1225                 }
1226         }
1227         else if (cls.capturevideo.active)
1228                 SCR_CaptureVideo_EndVideo();
1229 }
1230
1231 /*
1232 ===============
1233 R_Envmap_f
1234
1235 Grab six views for environment mapping tests
1236 ===============
1237 */
1238 struct envmapinfo_s
1239 {
1240         float angles[3];
1241         char *name;
1242         qboolean flipx, flipy, flipdiagonaly;
1243 }
1244 envmapinfo[12] =
1245 {
1246         {{  0,   0, 0}, "rt", false, false, false},
1247         {{  0, 270, 0}, "ft", false, false, false},
1248         {{  0, 180, 0}, "lf", false, false, false},
1249         {{  0,  90, 0}, "bk", false, false, false},
1250         {{-90, 180, 0}, "up",  true,  true, false},
1251         {{ 90, 180, 0}, "dn",  true,  true, false},
1252
1253         {{  0,   0, 0}, "px",  true,  true,  true},
1254         {{  0,  90, 0}, "py", false,  true, false},
1255         {{  0, 180, 0}, "nx", false, false,  true},
1256         {{  0, 270, 0}, "ny",  true, false, false},
1257         {{-90, 180, 0}, "pz", false, false,  true},
1258         {{ 90, 180, 0}, "nz", false, false,  true}
1259 };
1260
1261 static void R_Envmap_f (void)
1262 {
1263         int j, size;
1264         char filename[MAX_QPATH], basename[MAX_QPATH];
1265         unsigned char *buffer1;
1266         unsigned char *buffer2;
1267         unsigned char *buffer3;
1268
1269         if (Cmd_Argc() != 3)
1270         {
1271                 Con_Print("envmap <basename> <size>: save out 6 cubic environment map images, usable with loadsky, note that size must one of 128, 256, 512, or 1024 and can't be bigger than your current resolution\n");
1272                 return;
1273         }
1274
1275         strlcpy (basename, Cmd_Argv(1), sizeof (basename));
1276         size = atoi(Cmd_Argv(2));
1277         if (size != 128 && size != 256 && size != 512 && size != 1024)
1278         {
1279                 Con_Print("envmap: size must be one of 128, 256, 512, or 1024\n");
1280                 return;
1281         }
1282         if (size > vid.width || size > vid.height)
1283         {
1284                 Con_Print("envmap: your resolution is not big enough to render that size\n");
1285                 return;
1286         }
1287
1288         r_refdef.envmap = true;
1289
1290         R_UpdateVariables();
1291
1292         r_refdef.view.x = 0;
1293         r_refdef.view.y = 0;
1294         r_refdef.view.z = 0;
1295         r_refdef.view.width = size;
1296         r_refdef.view.height = size;
1297         r_refdef.view.depth = 1;
1298         r_refdef.view.useperspective = true;
1299         r_refdef.view.isoverlay = false;
1300
1301         r_refdef.view.frustum_x = tan(90 * M_PI / 360.0);
1302         r_refdef.view.frustum_y = tan(90 * M_PI / 360.0);
1303
1304         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1305         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1306         buffer3 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3 + 18);
1307
1308         for (j = 0;j < 12;j++)
1309         {
1310                 dpsnprintf(filename, sizeof(filename), "env/%s%s.tga", basename, envmapinfo[j].name);
1311                 Matrix4x4_CreateFromQuakeEntity(&r_refdef.view.matrix, r_refdef.view.origin[0], r_refdef.view.origin[1], r_refdef.view.origin[2], envmapinfo[j].angles[0], envmapinfo[j].angles[1], envmapinfo[j].angles[2], 1);
1312                 r_refdef.view.quality = 1;
1313                 r_refdef.view.clear = true;
1314                 R_Mesh_Start();
1315                 R_RenderView();
1316                 R_Mesh_Finish();
1317                 SCR_ScreenShot(filename, buffer1, buffer2, buffer3, 0, vid.height - (r_refdef.view.y + r_refdef.view.height), size, size, envmapinfo[j].flipx, envmapinfo[j].flipy, envmapinfo[j].flipdiagonaly, false, false);
1318         }
1319
1320         Mem_Free (buffer1);
1321         Mem_Free (buffer2);
1322         Mem_Free (buffer3);
1323
1324         r_refdef.envmap = false;
1325 }
1326
1327 //=============================================================================
1328
1329 void SHOWLMP_decodehide(void)
1330 {
1331         int i;
1332         char *lmplabel;
1333         lmplabel = MSG_ReadString();
1334         for (i = 0;i < cl.num_showlmps;i++)
1335                 if (cl.showlmps[i].isactive && strcmp(cl.showlmps[i].label, lmplabel) == 0)
1336                 {
1337                         cl.showlmps[i].isactive = false;
1338                         return;
1339                 }
1340 }
1341
1342 void SHOWLMP_decodeshow(void)
1343 {
1344         int k;
1345         char lmplabel[256], picname[256];
1346         float x, y;
1347         strlcpy (lmplabel,MSG_ReadString(), sizeof (lmplabel));
1348         strlcpy (picname, MSG_ReadString(), sizeof (picname));
1349         if (gamemode == GAME_NEHAHRA) // LordHavoc: nasty old legacy junk
1350         {
1351                 x = MSG_ReadByte();
1352                 y = MSG_ReadByte();
1353         }
1354         else
1355         {
1356                 x = MSG_ReadShort();
1357                 y = MSG_ReadShort();
1358         }
1359         if (!cl.showlmps || cl.num_showlmps >= cl.max_showlmps)
1360         {
1361                 showlmp_t *oldshowlmps = cl.showlmps;
1362                 cl.max_showlmps += 16;
1363                 cl.showlmps = (showlmp_t *) Mem_Alloc(cls.levelmempool, cl.max_showlmps * sizeof(showlmp_t));
1364                 if (cl.num_showlmps)
1365                         memcpy(cl.showlmps, oldshowlmps, cl.num_showlmps * sizeof(showlmp_t));
1366                 if (oldshowlmps)
1367                         Mem_Free(oldshowlmps);
1368         }
1369         for (k = 0;k < cl.max_showlmps;k++)
1370                 if (cl.showlmps[k].isactive && !strcmp(cl.showlmps[k].label, lmplabel))
1371                         break;
1372         if (k == cl.max_showlmps)
1373                 for (k = 0;k < cl.max_showlmps;k++)
1374                         if (!cl.showlmps[k].isactive)
1375                                 break;
1376         cl.showlmps[k].isactive = true;
1377         strlcpy (cl.showlmps[k].label, lmplabel, sizeof (cl.showlmps[k].label));
1378         strlcpy (cl.showlmps[k].pic, picname, sizeof (cl.showlmps[k].pic));
1379         cl.showlmps[k].x = x;
1380         cl.showlmps[k].y = y;
1381         cl.num_showlmps = max(cl.num_showlmps, k + 1);
1382 }
1383
1384 void SHOWLMP_drawall(void)
1385 {
1386         int i;
1387         for (i = 0;i < cl.num_showlmps;i++)
1388                 if (cl.showlmps[i].isactive)
1389                         DrawQ_Pic(cl.showlmps[i].x, cl.showlmps[i].y, Draw_CachePic (cl.showlmps[i].pic), 0, 0, 1, 1, 1, 1, 0);
1390 }
1391
1392 /*
1393 ==============================================================================
1394
1395                                                 SCREEN SHOTS
1396
1397 ==============================================================================
1398 */
1399
1400 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 {
1402         int     indices[3] = {0,1,2};
1403         qboolean ret;
1404
1405         if (!r_render.integer)
1406                 return false;
1407
1408         CHECKGLERROR
1409         qglReadPixels (x, y, width, height, jpeg ? GL_RGB : GL_BGR, GL_UNSIGNED_BYTE, buffer1);CHECKGLERROR
1410
1411         if(gammacorrect && (scr_screenshot_gammaboost.value != 1 || WANT_SCREENSHOT_HWGAMMA))
1412         {
1413                 int i;
1414                 double igamma = 1.0 / scr_screenshot_gammaboost.value;
1415                 unsigned short vidramp[256 * 3];
1416                 if(WANT_SCREENSHOT_HWGAMMA)
1417                 {
1418                         VID_BuildGammaTables(&vidramp[0], 256);
1419                 }
1420                 else
1421                 {
1422                         // identity gamma table
1423                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp, 256);
1424                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256, 256);
1425                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256*2, 256);
1426                 }
1427                 if(scr_screenshot_gammaboost.value != 1)
1428                 {
1429                         for (i = 0;i < 256 * 3;i++)
1430                                 vidramp[i] = (unsigned short) (0.5 + pow(vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
1431                 }
1432                 for (i = 0;i < width*height*3;i += 3)
1433                 {
1434                         buffer1[i] = (unsigned char) (vidramp[buffer1[i]] * 255.0 / 65535.0 + 0.5);
1435                         buffer1[i+1] = (unsigned char) (vidramp[buffer1[i+1] + 256] * 255.0 / 65535.0 + 0.5);
1436                         buffer1[i+2] = (unsigned char) (vidramp[buffer1[i+2] + 512] * 255.0 / 65535.0 + 0.5);
1437                 }
1438         }
1439
1440         Image_CopyMux (buffer2, buffer1, width, height, flipx, flipy, flipdiagonal, 3, 3, indices);
1441
1442         if (jpeg)
1443                 ret = JPEG_SaveImage_preflipped (filename, width, height, buffer2);
1444         else
1445                 ret = Image_WriteTGABGR_preflipped (filename, width, height, buffer2, buffer3);
1446
1447         return ret;
1448 }
1449
1450 //=============================================================================
1451
1452 extern void R_UpdateFogColor(void);
1453 void R_ClearScreen(qboolean fogcolor)
1454 {
1455         // clear to black
1456         CHECKGLERROR
1457         if (fogcolor)
1458         {
1459                 R_UpdateFogColor();
1460                 qglClearColor(r_refdef.fogcolor[0],r_refdef.fogcolor[1],r_refdef.fogcolor[2],0);CHECKGLERROR
1461         }
1462         else
1463         {
1464                 qglClearColor(0,0,0,0);CHECKGLERROR
1465         }
1466         qglClearDepth(1);CHECKGLERROR
1467         if (gl_stencil)
1468         {
1469                 // LordHavoc: we use a stencil centered around 128 instead of 0,
1470                 // to avoid clamping interfering with strange shadow volume
1471                 // drawing orders
1472                 qglClearStencil(128);CHECKGLERROR
1473         }
1474         // clear the screen
1475         if (r_render.integer)
1476                 GL_Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | (gl_stencil ? GL_STENCIL_BUFFER_BIT : 0));
1477         // set dithering mode
1478         if (gl_dither.integer)
1479         {
1480                 qglEnable(GL_DITHER);CHECKGLERROR
1481         }
1482         else
1483         {
1484                 qglDisable(GL_DITHER);CHECKGLERROR
1485         }
1486 }
1487
1488 qboolean CL_VM_UpdateView (void);
1489 void SCR_DrawConsole (void);
1490 void R_Shadow_EditLights_DrawSelectedLightProperties(void);
1491
1492 int r_stereo_side;
1493
1494 void SCR_DrawScreen (void)
1495 {
1496         R_Mesh_Start();
1497
1498         R_TimeReport_BeginFrame();
1499
1500         R_UpdateVariables();
1501
1502         // Quake uses clockwise winding, so these are swapped
1503         r_refdef.view.cullface_front = GL_BACK;
1504         r_refdef.view.cullface_back = GL_FRONT;
1505
1506         if (cls.signon == SIGNONS)
1507         {
1508                 float size;
1509
1510                 size = scr_viewsize.value * (1.0 / 100.0);
1511                 size = min(size, 1);
1512
1513                 if (r_stereo_sidebyside.integer)
1514                 {
1515                         r_refdef.view.width = (int)(vid.width * size / 2.5);
1516                         r_refdef.view.height = (int)(vid.height * size / 2.5 * (1 - bound(0, r_letterbox.value, 100) / 100));
1517                         r_refdef.view.depth = 1;
1518                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width * 2.5) * 0.5);
1519                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
1520                         r_refdef.view.z = 0;
1521                         if (r_stereo_side)
1522                                 r_refdef.view.x += (int)(r_refdef.view.width * 1.5);
1523                 }
1524                 else
1525                 {
1526                         r_refdef.view.width = (int)(vid.width * size);
1527                         r_refdef.view.height = (int)(vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100));
1528                         r_refdef.view.depth = 1;
1529                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
1530                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
1531                         r_refdef.view.z = 0;
1532                 }
1533
1534                 // LordHavoc: viewzoom (zoom in for sniper rifles, etc)
1535                 // LordHavoc: this is designed to produce widescreen fov values
1536                 // when the screen is wider than 4/3 width/height aspect, to do
1537                 // this it simply assumes the requested fov is the vertical fov
1538                 // for a 4x3 display, if the ratio is not 4x3 this makes the fov
1539                 // higher/lower according to the ratio
1540                 r_refdef.view.useperspective = true;
1541                 r_refdef.view.frustum_y = tan(scr_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
1542                 r_refdef.view.frustum_x = r_refdef.view.frustum_y * (float)r_refdef.view.width / (float)r_refdef.view.height / vid_pixelheight.value;
1543
1544                 r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
1545                 r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
1546
1547                 if(!CL_VM_UpdateView())
1548                         R_RenderView();
1549
1550                 if (scr_zoomwindow.integer)
1551                 {
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_refdef.view.width = (int)(vid.width * sizex);
1555                         r_refdef.view.height = (int)(vid.height * sizey);
1556                         r_refdef.view.depth = 1;
1557                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
1558                         r_refdef.view.y = 0;
1559                         r_refdef.view.z = 0;
1560
1561                         r_refdef.view.useperspective = true;
1562                         r_refdef.view.frustum_y = tan(scr_zoomwindow_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
1563                         r_refdef.view.frustum_x = r_refdef.view.frustum_y * vid_pixelheight.value * (float)r_refdef.view.width / (float)r_refdef.view.height;
1564
1565                         r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
1566                         r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
1567
1568                         if(!CL_VM_UpdateView())
1569                                 R_RenderView();
1570                 }
1571         }
1572
1573         if (!r_stereo_sidebyside.integer)
1574         {
1575                 r_refdef.view.width = vid.width;
1576                 r_refdef.view.height = vid.height;
1577                 r_refdef.view.depth = 1;
1578                 r_refdef.view.x = 0;
1579                 r_refdef.view.y = 0;
1580                 r_refdef.view.z = 0;
1581                 r_refdef.view.useperspective = false;
1582         }
1583
1584         // draw 2D stuff
1585         if(!scr_con_current && !(key_consoleactive & KEY_CONSOLEACTIVE_FORCED))
1586                 if ((key_dest == key_game || key_dest == key_message) && !r_letterbox.value)
1587                         Con_DrawNotify ();      // only draw notify in game
1588
1589         if (cls.signon == SIGNONS)
1590         {
1591                 SCR_DrawNet ();
1592                 SCR_DrawTurtle ();
1593                 SCR_DrawPause ();
1594                 if (!r_letterbox.value)
1595                         Sbar_Draw();
1596                 SHOWLMP_drawall();
1597                 SCR_CheckDrawCenterString();
1598         }
1599         SCR_DrawNetGraph ();
1600         MR_Draw();
1601         CL_DrawVideo();
1602         R_Shadow_EditLights_DrawSelectedLightProperties();
1603
1604         SCR_DrawConsole();
1605
1606         SCR_DrawBrand();
1607
1608         SCR_DrawInfobar();
1609
1610         if (r_timereport_active)
1611                 R_TimeReport("2d");
1612
1613         if (cls.signon == SIGNONS)
1614                 R_TimeReport_EndFrame();
1615
1616         DrawQ_Finish();
1617
1618         R_DrawGamma();
1619
1620         R_Mesh_Finish();
1621 }
1622
1623 typedef struct loadingscreenstack_s
1624 {
1625         struct loadingscreenstack_s *prev;
1626         char msg[MAX_QPATH];
1627         float absolute_loading_amount_min; // this corresponds to relative completion 0 of this item
1628         float absolute_loading_amount_len; // this corresponds to relative completion 1 of this item
1629         float relative_completion; // 0 .. 1
1630 }
1631 loadingscreenstack_t;
1632 static loadingscreenstack_t *loadingscreenstack = NULL;
1633 static double loadingscreentime = -1;
1634 static qboolean loadingscreencleared = false;
1635 static float loadingscreenheight = 0;
1636 rtexture_t *loadingscreentexture = NULL;
1637 static float loadingscreentexture_vertex3f[12];
1638 static float loadingscreentexture_texcoord2f[8];
1639
1640 static void SCR_ClearLoadingScreenTexture()
1641 {
1642         if(loadingscreentexture)
1643                 R_FreeTexture(loadingscreentexture);
1644         loadingscreentexture = NULL;
1645 }
1646
1647 extern rtexturepool_t *r_main_texturepool;
1648 static void SCR_SetLoadingScreenTexture()
1649 {
1650         int w, h;
1651         float loadingscreentexture_w;
1652         float loadingscreentexture_h;
1653
1654         SCR_ClearLoadingScreenTexture();
1655
1656         if (gl_support_arb_texture_non_power_of_two)
1657         {
1658                 w = vid.width; h = vid.height;
1659                 loadingscreentexture_w = loadingscreentexture_h = 1;
1660         }
1661         else
1662         {
1663                 w = CeilPowerOf2(vid.width); h = CeilPowerOf2(vid.height);
1664                 loadingscreentexture_w = vid.width / (float) w;
1665                 loadingscreentexture_h = vid.height / (float) h;
1666         }
1667
1668         loadingscreentexture = R_LoadTexture2D(r_main_texturepool, "loadingscreentexture", w, h, NULL, TEXTYPE_BGRA, TEXF_FORCENEAREST | TEXF_CLAMP | TEXF_ALWAYSPRECACHE, NULL);
1669         R_Mesh_TexBind(0, R_GetTexture(loadingscreentexture));
1670         GL_ActiveTexture(0);
1671         CHECKGLERROR
1672         qglCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, 0, vid.width, vid.height);CHECKGLERROR
1673
1674         loadingscreentexture_vertex3f[2] = loadingscreentexture_vertex3f[5] = loadingscreentexture_vertex3f[8] = loadingscreentexture_vertex3f[11] = 0;
1675         loadingscreentexture_vertex3f[0] = loadingscreentexture_vertex3f[9] = 0;
1676         loadingscreentexture_vertex3f[1] = loadingscreentexture_vertex3f[4] = 0;
1677         loadingscreentexture_vertex3f[3] = loadingscreentexture_vertex3f[6] = vid_conwidth.integer;
1678         loadingscreentexture_vertex3f[7] = loadingscreentexture_vertex3f[10] = vid_conheight.integer;
1679         loadingscreentexture_texcoord2f[0] = 0;loadingscreentexture_texcoord2f[1] = loadingscreentexture_h;
1680         loadingscreentexture_texcoord2f[2] = loadingscreentexture_w;loadingscreentexture_texcoord2f[3] = loadingscreentexture_h;
1681         loadingscreentexture_texcoord2f[4] = loadingscreentexture_w;loadingscreentexture_texcoord2f[5] = 0;
1682         loadingscreentexture_texcoord2f[6] = 0;loadingscreentexture_texcoord2f[7] = 0;
1683 }
1684
1685 void SCR_UpdateLoadingScreenIfShown()
1686 {
1687         if(realtime == loadingscreentime)
1688                 SCR_UpdateLoadingScreen(loadingscreencleared);
1689 }
1690
1691 void SCR_PushLoadingScreen (qboolean redraw, const char *msg, float len_in_parent)
1692 {
1693         loadingscreenstack_t *s = (loadingscreenstack_t *) Z_Malloc(sizeof(loadingscreenstack_t));
1694         s->prev = loadingscreenstack;
1695         loadingscreenstack = s;
1696
1697         strlcpy(s->msg, msg, sizeof(s->msg));
1698         s->relative_completion = 0;
1699
1700         if(s->prev)
1701         {
1702                 s->absolute_loading_amount_min = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len * s->prev->relative_completion;
1703                 s->absolute_loading_amount_len = s->prev->absolute_loading_amount_len * len_in_parent;
1704                 if(s->absolute_loading_amount_len > s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min)
1705                         s->absolute_loading_amount_len = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min;
1706         }
1707         else
1708         {
1709                 s->absolute_loading_amount_min = 0;
1710                 s->absolute_loading_amount_len = 1;
1711         }
1712
1713         if(redraw)
1714                 SCR_UpdateLoadingScreenIfShown();
1715 }
1716
1717 void SCR_PopLoadingScreen (qboolean redraw)
1718 {
1719         loadingscreenstack_t *s = loadingscreenstack;
1720
1721         if(!s)
1722         {
1723                 Con_DPrintf("Popping a loading screen item from an empty stack!\n");
1724                 return;
1725         }
1726
1727         loadingscreenstack = s->prev;
1728         if(s->prev)
1729                 s->prev->relative_completion = (s->absolute_loading_amount_min + s->absolute_loading_amount_len - s->prev->absolute_loading_amount_min) / s->prev->absolute_loading_amount_len;
1730         Z_Free(s);
1731
1732         if(redraw)
1733                 SCR_UpdateLoadingScreenIfShown();
1734 }
1735
1736 void SCR_ClearLoadingScreen (qboolean redraw)
1737 {
1738         while(loadingscreenstack)
1739                 SCR_PopLoadingScreen(redraw && !loadingscreenstack->prev);
1740 }
1741
1742 static float SCR_DrawLoadingStack_r(loadingscreenstack_t *s, float y)
1743 {
1744         float size = 8;
1745         float x;
1746         size_t len;
1747         float total;
1748
1749         total = 0;
1750 #if 0
1751         if(s)
1752         {
1753                 total += SCR_DrawLoadingStack_r(s->prev, y);
1754                 y -= total;
1755                 if(!s->prev || strcmp(s->msg, s->prev->msg))
1756                 {
1757                         len = strlen(s->msg);
1758                         x = (vid_conwidth.integer - DrawQ_TextWidth_Font(s->msg, len, true, FONT_INFOBAR) * size) / 2;
1759                         y -= size;
1760                         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
1761                         DrawQ_String_Font(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
1762                         total += size;
1763                 }
1764         }
1765 #else
1766         if(s)
1767         {
1768                 len = strlen(s->msg);
1769                 x = (vid_conwidth.integer - DrawQ_TextWidth_Font(s->msg, len, true, FONT_INFOBAR) * size) / 2;
1770                 y -= size;
1771                 DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
1772                 DrawQ_String_Font(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
1773                 total += size;
1774         }
1775 #endif
1776         return total;
1777 }
1778
1779 static void SCR_DrawLoadingStack()
1780 {
1781         float verts[12];
1782         float colors[16];
1783         int i;
1784
1785         loadingscreenheight = SCR_DrawLoadingStack_r(loadingscreenstack, vid_conheight.integer);
1786         if(loadingscreenstack)
1787         {
1788                 // height = 32; // sorry, using the actual one is ugly
1789                 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
1790                 GL_DepthRange(0, 1);
1791                 GL_PolygonOffset(0, 0);
1792                 GL_DepthTest(false);
1793                 R_Mesh_VertexPointer(verts, 0, 0);
1794                 R_Mesh_ColorPointer(colors, 0, 0);
1795                 R_Mesh_ResetTextureState();
1796                 R_SetupGenericShader(false);
1797                 verts[2] = verts[5] = verts[8] = verts[11] = 0;
1798                 verts[0] = verts[9] = 0;
1799                 verts[1] = verts[4] = vid_conheight.integer - 8;
1800                 verts[3] = verts[6] = vid_conwidth.integer * loadingscreenstack->absolute_loading_amount_min;
1801                 verts[7] = verts[10] = vid_conheight.integer;
1802
1803                 for(i = 0; i < 16; ++i)
1804                         colors[i] = (i % 4 == 3) ? 1 : (i >= 8 && i % 4 == 2) ? 1 : 0;
1805                         //                                        ^^^^^^^^^^ blue component
1806                         //                              ^^^^^^ bottom row
1807                         //          ^^^^^^^^^^^^ alpha is always on
1808                 R_Mesh_Draw(0, 4, 0, 2, NULL, polygonelements, 0, 0);
1809
1810                 // make sure everything is cleared, including the progress indicator
1811                 if(loadingscreenheight < 8)
1812                         loadingscreenheight = 8;
1813         }
1814 }
1815
1816 static cachepic_t *loadingscreenpic;
1817 static float loadingscreenpic_vertex3f[12];
1818 static float loadingscreenpic_texcoord2f[8];
1819
1820 static void SCR_DrawLoadingScreen_SharedSetup (qboolean clear)
1821 {
1822         float x, y;
1823         // release mouse grab while loading
1824         if (!vid.fullscreen)
1825                 VID_SetMouse(false, false, false);
1826         CHECKGLERROR
1827         qglViewport(0, 0, vid.width, vid.height);CHECKGLERROR
1828         //qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
1829         //qglDepthMask(1);CHECKGLERROR
1830         qglColorMask(1,1,1,1);CHECKGLERROR
1831         qglClearColor(0,0,0,0);CHECKGLERROR
1832         // when starting up a new video mode, make sure the screen is cleared to black
1833         if (clear)
1834                 qglClear(GL_COLOR_BUFFER_BIT);CHECKGLERROR
1835         R_Textures_Frame();
1836         GL_SetupView_Mode_Ortho(0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100);
1837         R_Mesh_Start();
1838         R_Mesh_Matrix(&identitymatrix);
1839         // draw the loading plaque
1840         loadingscreenpic = Draw_CachePic ("gfx/loading");
1841         x = (vid_conwidth.integer - loadingscreenpic->width)/2;
1842         y = (vid_conheight.integer - loadingscreenpic->height)/2;
1843         loadingscreenpic_vertex3f[2] = loadingscreenpic_vertex3f[5] = loadingscreenpic_vertex3f[8] = loadingscreenpic_vertex3f[11] = 0;
1844         loadingscreenpic_vertex3f[0] = loadingscreenpic_vertex3f[9] = x;
1845         loadingscreenpic_vertex3f[1] = loadingscreenpic_vertex3f[4] = y;
1846         loadingscreenpic_vertex3f[3] = loadingscreenpic_vertex3f[6] = x + loadingscreenpic->width;
1847         loadingscreenpic_vertex3f[7] = loadingscreenpic_vertex3f[10] = y + loadingscreenpic->height;
1848         loadingscreenpic_texcoord2f[0] = 0;loadingscreenpic_texcoord2f[1] = 0;
1849         loadingscreenpic_texcoord2f[2] = 1;loadingscreenpic_texcoord2f[3] = 0;
1850         loadingscreenpic_texcoord2f[4] = 1;loadingscreenpic_texcoord2f[5] = 1;
1851         loadingscreenpic_texcoord2f[6] = 0;loadingscreenpic_texcoord2f[7] = 1;
1852 }
1853
1854 static void SCR_DrawLoadingScreen (qboolean clear)
1855 {
1856         // we only need to draw the image if it isn't already there
1857         GL_Color(1,1,1,1);
1858         GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1859         GL_DepthRange(0, 1);
1860         GL_PolygonOffset(0, 0);
1861         GL_DepthTest(false);
1862         R_SetupGenericShader(true);
1863         R_Mesh_ColorPointer(NULL, 0, 0);
1864         if(loadingscreentexture)
1865         {
1866                 R_Mesh_VertexPointer(loadingscreentexture_vertex3f, 0, 0);
1867                 R_Mesh_ResetTextureState();
1868                 R_Mesh_TexBind(0, R_GetTexture(loadingscreentexture));
1869                 R_Mesh_TexCoordPointer(0, 2, loadingscreentexture_texcoord2f, 0, 0);
1870                 R_Mesh_Draw(0, 4, 0, 2, NULL, polygonelements, 0, 0);
1871         }
1872         R_Mesh_VertexPointer(loadingscreenpic_vertex3f, 0, 0);
1873         R_Mesh_ResetTextureState();
1874         R_Mesh_TexBind(0, R_GetTexture(loadingscreenpic->tex));
1875         R_Mesh_TexCoordPointer(0, 2, loadingscreenpic_texcoord2f, 0, 0);
1876         R_Mesh_Draw(0, 4, 0, 2, NULL, polygonelements, 0, 0);
1877         SCR_DrawLoadingStack();
1878 }
1879
1880 static void SCR_DrawLoadingScreen_SharedFinish (qboolean clear)
1881 {
1882         R_Mesh_Finish();
1883         // refresh
1884         VID_Finish();
1885         // however this IS necessary on Windows Vista
1886         qglFinish();
1887 }
1888
1889 void SCR_UpdateLoadingScreen (qboolean clear)
1890 {
1891         keydest_t       old_key_dest;
1892         int                     old_key_consoleactive;
1893
1894         // don't do anything if not initialized yet
1895         if (vid_hidden || !scr_refresh.integer || cls.state == ca_dedicated)
1896                 return;
1897         
1898         if(loadingscreentime == realtime)
1899                 clear |= loadingscreencleared;
1900
1901         if(clear)
1902                 SCR_ClearLoadingScreenTexture();
1903         else if(loadingscreentime != realtime)
1904                 SCR_SetLoadingScreenTexture();
1905
1906         if(loadingscreentime != realtime)
1907         {
1908                 loadingscreentime = realtime;
1909                 loadingscreenheight = 0;
1910         }
1911         loadingscreencleared = clear;
1912
1913         SCR_DrawLoadingScreen_SharedSetup(clear);
1914         if (vid.stereobuffer)
1915         {
1916                 qglDrawBuffer(GL_BACK_LEFT);
1917                 SCR_DrawLoadingScreen(clear);
1918                 qglDrawBuffer(GL_BACK_RIGHT);
1919                 SCR_DrawLoadingScreen(clear);
1920         }
1921         else
1922         {
1923                 qglDrawBuffer(GL_BACK);
1924                 SCR_DrawLoadingScreen(clear);
1925         }
1926         SCR_DrawLoadingScreen_SharedFinish(clear);
1927
1928         // this goes into the event loop, and should prevent unresponsive cursor on vista
1929         old_key_dest = key_dest;
1930         old_key_consoleactive = key_consoleactive;
1931         key_dest = key_void;
1932         key_consoleactive = false;
1933         Sys_SendKeyEvents();
1934         key_dest = old_key_dest;
1935         key_consoleactive = old_key_consoleactive;
1936 }
1937
1938 extern cvar_t cl_minfps;
1939 extern cvar_t cl_minfps_fade;
1940 extern cvar_t cl_minfps_qualitymax;
1941 extern cvar_t cl_minfps_qualitymin;
1942 extern cvar_t cl_minfps_qualitypower;
1943 extern cvar_t cl_minfps_qualityscale;
1944 static double cl_updatescreen_rendertime = 0;
1945 static double cl_updatescreen_quality = 1;
1946 void CL_UpdateScreen(void)
1947 {
1948         double rendertime1;
1949         float conwidth, conheight;
1950
1951         if (!scr_initialized || !con_initialized)
1952                 return;                         // not initialized yet
1953
1954         if(gamemode == GAME_NEXUIZ)
1955         {
1956                 // play a bit with the palette (experimental)
1957                 palette_rgb_pantscolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time / exp(1) + 0*M_PI/3));
1958                 palette_rgb_pantscolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time / exp(1) + 2*M_PI/3));
1959                 palette_rgb_pantscolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time / exp(1) + 4*M_PI/3));
1960                 palette_rgb_shirtcolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 5*M_PI/3));
1961                 palette_rgb_shirtcolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 3*M_PI/3));
1962                 palette_rgb_shirtcolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 1*M_PI/3));
1963                 memcpy(palette_rgb_pantsscoreboard[15], palette_rgb_pantscolormap[15], sizeof(*palette_rgb_pantscolormap));
1964                 memcpy(palette_rgb_shirtscoreboard[15], palette_rgb_shirtcolormap[15], sizeof(*palette_rgb_shirtcolormap));
1965         }
1966
1967         if (vid_hidden || !scr_refresh.integer)
1968                 return;
1969
1970         rendertime1 = Sys_DoubleTime();
1971
1972         conwidth = bound(320, vid_conwidth.value, 2048);
1973         conheight = bound(200, vid_conheight.value, 1536);
1974         if (vid_conwidth.value != conwidth)
1975                 Cvar_SetValue("vid_conwidth", conwidth);
1976         if (vid_conheight.value != conheight)
1977                 Cvar_SetValue("vid_conheight", conheight);
1978
1979         // bound viewsize
1980         if (scr_viewsize.value < 30)
1981                 Cvar_Set ("viewsize","30");
1982         if (scr_viewsize.value > 120)
1983                 Cvar_Set ("viewsize","120");
1984
1985         // bound field of view
1986         if (scr_fov.value < 1)
1987                 Cvar_Set ("fov","1");
1988         if (scr_fov.value > 170)
1989                 Cvar_Set ("fov","170");
1990
1991         // validate r_textureunits cvar
1992         if (r_textureunits.integer > gl_textureunits)
1993                 Cvar_SetValueQuick(&r_textureunits, gl_textureunits);
1994         if (r_textureunits.integer < 1)
1995                 Cvar_SetValueQuick(&r_textureunits, 1);
1996
1997         // validate gl_combine cvar
1998         if (gl_combine.integer && !gl_combine_extension)
1999                 Cvar_SetValueQuick(&gl_combine, 0);
2000
2001         // intermission is always full screen
2002         if (cl.intermission)
2003                 sb_lines = 0;
2004         else
2005         {
2006                 if (scr_viewsize.value >= 120)
2007                         sb_lines = 0;           // no status bar at all
2008                 else if (scr_viewsize.value >= 110)
2009                         sb_lines = 24;          // no inventory
2010                 else
2011                         sb_lines = 24+16+8;
2012         }
2013
2014         r_refdef.view.colormask[0] = 1;
2015         r_refdef.view.colormask[1] = 1;
2016         r_refdef.view.colormask[2] = 1;
2017
2018         SCR_SetUpToDrawConsole();
2019
2020         CHECKGLERROR
2021         qglDrawBuffer(GL_BACK);CHECKGLERROR
2022         qglViewport(0, 0, vid.width, vid.height);CHECKGLERROR
2023         qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
2024         qglDepthMask(1);CHECKGLERROR
2025         qglColorMask(1,1,1,1);CHECKGLERROR
2026         qglClearColor(0,0,0,0);CHECKGLERROR
2027         R_ClearScreen(false);
2028         r_refdef.view.clear = false;
2029         r_refdef.view.isoverlay = false;
2030         r_refdef.view.quality = bound(cl_minfps_qualitymin.value, pow(cl_updatescreen_quality, cl_minfps_qualitypower.value) * cl_minfps_qualityscale.value, cl_minfps_qualitymax.value);
2031
2032         if(scr_stipple.integer)
2033         {
2034                 GLubyte stipple[128];
2035                 int i, s, width, parts;
2036                 static int frame = 0;
2037                 ++frame;
2038
2039                 s = scr_stipple.integer;
2040                 parts = (s & 007);
2041                 width = (s & 070) >> 3;
2042
2043                 qglEnable(GL_POLYGON_STIPPLE); // 0x0B42
2044                 for(i = 0; i < 128; ++i)
2045                 {
2046                         int line = i/4;
2047                         stipple[i] = (((line >> width) + frame) & ((1 << parts) - 1)) ? 0x00 : 0xFF;
2048                 }
2049                 qglPolygonStipple(stipple);
2050         }
2051         else
2052                 qglDisable(GL_POLYGON_STIPPLE);
2053
2054         if (vid.stereobuffer || r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer || r_stereo_sidebyside.integer)
2055         {
2056                 matrix4x4_t originalmatrix = r_refdef.view.matrix;
2057                 matrix4x4_t offsetmatrix;
2058                 Matrix4x4_CreateFromQuakeEntity(&offsetmatrix, 0, r_stereo_separation.value * 0.5f, 0, 0, r_stereo_angle.value * 0.5f, 0, 1);
2059                 Matrix4x4_Concat(&r_refdef.view.matrix, &originalmatrix, &offsetmatrix);
2060
2061                 if (r_stereo_sidebyside.integer)
2062                         r_stereo_side = 0;
2063
2064                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2065                 {
2066                         r_refdef.view.colormask[0] = 1;
2067                         r_refdef.view.colormask[1] = 0;
2068                         r_refdef.view.colormask[2] = 0;
2069                 }
2070
2071                 if (vid.stereobuffer)
2072                         qglDrawBuffer(GL_BACK_RIGHT);
2073
2074                 SCR_DrawScreen();
2075
2076                 Matrix4x4_CreateFromQuakeEntity(&offsetmatrix, 0, r_stereo_separation.value * -0.5f, 0, 0, r_stereo_angle.value * -0.5f, 0, 1);
2077                 Matrix4x4_Concat(&r_refdef.view.matrix, &originalmatrix, &offsetmatrix);
2078
2079                 if (r_stereo_sidebyside.integer)
2080                         r_stereo_side = 1;
2081
2082                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2083                 {
2084                         r_refdef.view.colormask[0] = 0;
2085                         r_refdef.view.colormask[1] = r_stereo_redcyan.integer || r_stereo_redgreen.integer;
2086                         r_refdef.view.colormask[2] = r_stereo_redcyan.integer || r_stereo_redblue.integer;
2087                 }
2088
2089                 if (vid.stereobuffer)
2090                         qglDrawBuffer(GL_BACK_LEFT);
2091
2092                 SCR_DrawScreen();
2093
2094                 r_refdef.view.matrix = originalmatrix;
2095         }
2096         else
2097                 SCR_DrawScreen();
2098
2099         SCR_CaptureVideo();
2100
2101         // quality adjustment according to render time
2102         qglFlush();
2103         cl_updatescreen_rendertime += ((Sys_DoubleTime() - rendertime1) - cl_updatescreen_rendertime) * bound(0, cl_minfps_fade.value, 1);
2104         if (cl_minfps.value > 0 && cl_updatescreen_rendertime > 0 && !cls.timedemo && (!cls.capturevideo.active || !cls.capturevideo.realtime))
2105                 cl_updatescreen_quality = 1 / (cl_updatescreen_rendertime * cl_minfps.value);
2106         else
2107                 cl_updatescreen_quality = 1;
2108
2109         if (!vid_activewindow)
2110                 VID_SetMouse(false, false, false);
2111         else if (key_consoleactive)
2112                 VID_SetMouse(vid.fullscreen, false, false);
2113         else if (key_dest == key_menu_grabbed)
2114                 VID_SetMouse(true, vid_mouse.integer && !in_client_mouse, true);
2115         else if (key_dest == key_menu)
2116                 VID_SetMouse(vid.fullscreen, vid_mouse.integer && !in_client_mouse, true);
2117         else
2118                 VID_SetMouse(vid.fullscreen, vid_mouse.integer && !cl.csqc_wantsmousemove && (!cls.demoplayback || cl_demo_mousegrab.integer), true);
2119
2120         VID_Finish();
2121 }
2122
2123 void CL_Screen_NewMap(void)
2124 {
2125 }