graceful handling of stack underflows, or host_abortframe, during loading
[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 r_letterbox = {0, "r_letterbox", "0", "reduces vertical height of view to simulate a letterboxed movie effect (can be used by mods for cutscenes)"};
45 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)"};
46 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)"};
47 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)"};
48 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"};
49 cvar_t r_stereo_redgreen = {0, "r_stereo_redgreen", "0", "red/green anaglyph stereo glasses (for those who don't mind yellow)"};
50 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)"};
51 cvar_t scr_zoomwindow = {CVAR_SAVE, "scr_zoomwindow", "0", "displays a zoomed in overlay window"};
52 cvar_t scr_zoomwindow_viewsizex = {CVAR_SAVE, "scr_zoomwindow_viewsizex", "20", "horizontal viewsize of zoom window"};
53 cvar_t scr_zoomwindow_viewsizey = {CVAR_SAVE, "scr_zoomwindow_viewsizey", "20", "vertical viewsize of zoom window"};
54 cvar_t scr_zoomwindow_fov = {CVAR_SAVE, "scr_zoomwindow_fov", "20", "fov of zoom window"};
55 cvar_t scr_stipple = {0, "scr_stipple", "0", "interlacing-like stippling of the display"};
56 cvar_t scr_refresh = {0, "scr_refresh", "1", "allows you to completely shut off rendering for benchmarking purposes"};
57 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)"};
58 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)"};
59
60 extern cvar_t r_glsl;
61 extern cvar_t v_glslgamma;
62 #define WANT_SCREENSHOT_HWGAMMA (scr_screenshot_hwgamma.integer && !(r_glsl.integer && v_glslgamma.integer))
63
64 int jpeg_supported = false;
65
66 qboolean        scr_initialized;                // ready to draw
67
68 float           scr_con_current;
69 int                     scr_con_margin_bottom;
70
71 extern int      con_vislines;
72
73 static void SCR_ScreenShot_f (void);
74 static void R_Envmap_f (void);
75
76 // backend
77 void R_ClearScreen(qboolean fogcolor);
78
79 /*
80 ===============================================================================
81
82 CENTER PRINTING
83
84 ===============================================================================
85 */
86
87 char            scr_centerstring[MAX_INPUTLINE];
88 float           scr_centertime_start;   // for slow victory printing
89 float           scr_centertime_off;
90 int                     scr_center_lines;
91 int                     scr_erase_lines;
92 int                     scr_erase_center;
93 char        scr_infobarstring[MAX_INPUTLINE];
94 float       scr_infobartime_off;
95
96 /*
97 ==============
98 SCR_CenterPrint
99
100 Called for important messages that should stay in the center of the screen
101 for a few moments
102 ==============
103 */
104 void SCR_CenterPrint(const char *str)
105 {
106         strlcpy (scr_centerstring, str, sizeof (scr_centerstring));
107         scr_centertime_off = scr_centertime.value;
108         scr_centertime_start = cl.time;
109
110 // count the number of lines for centering
111         scr_center_lines = 1;
112         while (*str)
113         {
114                 if (*str == '\n')
115                         scr_center_lines++;
116                 str++;
117         }
118 }
119
120
121 void SCR_DrawCenterString (void)
122 {
123         char    *start;
124         int             x, y;
125         int             remaining;
126         int             color;
127
128         if(cl.intermission == 2) // in finale,
129                 if(sb_showscores) // make TAB hide the finale message (sb_showscores overrides finale in sbar.c)
130                         return;
131
132         if(scr_centertime.value <= 0 && !cl.intermission)
133                 return;
134
135 // the finale prints the characters one at a time, except if printspeed is an absurdly high value
136         if (cl.intermission && scr_printspeed.value > 0 && scr_printspeed.value < 1000000)
137                 remaining = (int)(scr_printspeed.value * (cl.time - scr_centertime_start));
138         else
139                 remaining = 9999;
140
141         scr_erase_center = 0;
142         start = scr_centerstring;
143
144         if (remaining < 1)
145                 return;
146
147         if (scr_center_lines <= 4)
148                 y = (int)(vid_conheight.integer*0.35);
149         else
150                 y = 48;
151
152         color = -1;
153         do
154         {
155                 // scan the number of characters on the line, not counting color codes
156                 char *newline = strchr(start, '\n');
157                 int l = newline ? (newline - start) : (int)strlen(start);
158                 float width = DrawQ_TextWidth_Font(start, l, false, FONT_CENTERPRINT) * 8;
159
160                 x = (int) (vid_conwidth.integer - width)/2;
161                 if (l > 0)
162                 {
163                         if (remaining < l)
164                                 l = remaining;
165                         DrawQ_String_Font(x, y, start, l, 8, 8, 1, 1, 1, 1, 0, &color, false, FONT_CENTERPRINT);
166                         remaining -= l;
167                         if (remaining <= 0)
168                                 return;
169                 }
170                 y += 8;
171
172                 if (!newline)
173                         break;
174                 start = newline + 1; // skip the \n
175         } while (1);
176 }
177
178 void SCR_CheckDrawCenterString (void)
179 {
180         if (scr_center_lines > scr_erase_lines)
181                 scr_erase_lines = scr_center_lines;
182
183         if (cl.time > cl.oldtime)
184                 scr_centertime_off -= cl.time - cl.oldtime;
185
186         // don't draw if this is a normal stats-screen intermission,
187         // only if it is not an intermission, or a finale intermission
188         if (cl.intermission == 1)
189                 return;
190         if (scr_centertime_off <= 0 && !cl.intermission)
191                 return;
192         if (key_dest != key_game)
193                 return;
194
195         SCR_DrawCenterString ();
196 }
197
198 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])
199 {
200         int j, k, x, y, index, offset, height;
201         // draw the bar graph itself
202         // advance the packet counter because it is the latest packet column being
203         // built up and should come last
204         packetcounter = (packetcounter + 1) % NETGRAPH_PACKETS;
205         for (j = 0;j < NETGRAPH_PACKETS;j++)
206         {
207                 x = graphx + j * barwidth;
208                 y = graphy + barheight;
209                 index = (packetcounter + j) % NETGRAPH_PACKETS;
210                 if (parameters[0][index] == NETGRAPH_LOSTPACKET)
211                         DrawQ_Fill(x, y - barheight, barwidth, barheight, 1, 0, 0, 1, 0);
212                 else if (parameters[0][index] == NETGRAPH_CHOKEDPACKET)
213                         DrawQ_Fill(x, y - min(2, barheight), barwidth, min(2, barheight), 1, 1, 0, 1, 0);
214                 else
215                 {
216                         offset = 0;
217                         for (k = 0;k < numparameters;k++)
218                         {
219                                 height = (parameters[k][index] + bardivide - 1) / bardivide;
220                                 height = min(height, barheight - offset);
221                                 offset += height;
222                                 if (height)
223                                         DrawQ_Fill(x, y - offset, barwidth, height, parametercolors[k][0], parametercolors[k][1], parametercolors[k][2], parametercolors[k][3], 0);
224                         }
225                 }
226         }
227 }
228
229 const float netgraphcolors[3][4] =
230 {
231         {1  , 0.5, 0  , 1},
232         {1  , 1  , 1  , 1},
233         {0  , 1  , 0  , 1},
234 };
235
236 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)
237 {
238         int numparameters;
239         const int *parameters[3];
240         // dim background
241         DrawQ_Fill(graphx                                          , graphy, barwidth * NETGRAPH_PACKETS, barheight + textsize, 0, 0, 0, 0.5, 0);
242         DrawQ_Fill(graphx + barwidth * NETGRAPH_PACKETS + separator, graphy, barwidth * NETGRAPH_PACKETS, barheight + textsize, 0, 0, 0, 0.5, 0);
243         // draw the bar graphs
244         numparameters = 3;
245         parameters[0] = conn->incoming_unreliablesize;
246         parameters[1] = conn->incoming_reliablesize;
247         parameters[2] = conn->incoming_acksize;
248         SCR_DrawNetGraph_DrawGraph(graphx, graphy, barwidth, barheight, bardivide, labelincoming, textsize, conn->incoming_packetcounter, numparameters, parameters, netgraphcolors);
249         parameters[0] = conn->outgoing_unreliablesize;
250         parameters[1] = conn->outgoing_reliablesize;
251         parameters[2] = conn->outgoing_acksize;
252         SCR_DrawNetGraph_DrawGraph(graphx + barwidth * NETGRAPH_PACKETS + separator, graphy, barwidth, barheight, bardivide, labeloutgoing, textsize, conn->outgoing_packetcounter, numparameters, parameters, netgraphcolors);
253         // draw labels
254         DrawQ_String(graphx                                          , graphy + barheight, labelincoming, 0, textsize, textsize, 1, 1, 1, 1, 0, NULL, false);
255         DrawQ_String(graphx + barwidth * NETGRAPH_PACKETS + separator, graphy + barheight, labeloutgoing, 0, textsize, textsize, 1, 1, 1, 1, 0, NULL, false);
256 }
257
258 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)
259 {
260         int numparameters;
261         const int *parameters[3];
262         // dim background
263         DrawQ_Fill(graphx                                          , graphy, barwidth * NETGRAPH_PACKETS, barheight + textsize, 0, 0, 0, 0.5, 0);
264         DrawQ_Fill(graphx + barwidth * NETGRAPH_PACKETS + separator, graphy, barwidth * NETGRAPH_PACKETS, barheight + textsize, 0, 0, 0, 0.5, 0);
265         // draw the bar graphs
266         numparameters = 3;
267         parameters[0] = conn->outgoing_unreliablesize;
268         parameters[1] = conn->outgoing_reliablesize;
269         parameters[2] = conn->outgoing_acksize;
270         SCR_DrawNetGraph_DrawGraph(graphx                                          , graphy, barwidth, barheight, bardivide, labeloutgoing, textsize, conn->outgoing_packetcounter, numparameters, parameters, netgraphcolors);
271         parameters[0] = conn->incoming_unreliablesize;
272         parameters[1] = conn->incoming_reliablesize;
273         parameters[2] = conn->incoming_acksize;
274         SCR_DrawNetGraph_DrawGraph(graphx + barwidth * NETGRAPH_PACKETS + separator, graphy, barwidth, barheight, bardivide, labelincoming, textsize, conn->incoming_packetcounter, numparameters, parameters, netgraphcolors);
275         // draw labels
276         DrawQ_String(graphx                                          , graphy + barheight, labeloutgoing, 0, textsize, textsize, 1, 1, 1, 1, 0, NULL, false);
277         DrawQ_String(graphx + barwidth * NETGRAPH_PACKETS + separator, graphy + barheight, labelincoming, 0, textsize, textsize, 1, 1, 1, 1, 0, NULL, false);
278 }
279
280 /*
281 ==============
282 SCR_DrawNetGraph
283 ==============
284 */
285 void SCR_DrawNetGraph (void)
286 {
287         int i, separator1, separator2, barwidth, barheight, bardivide, netgraph_x, netgraph_y, textsize, index, netgraphsperrow;
288
289         if (cls.state != ca_connected)
290                 return;
291         if (!cls.netcon)
292                 return;
293         if (!shownetgraph.integer)
294                 return;
295
296         separator1 = 2;
297         separator2 = 4;
298         textsize = 8;
299         barwidth = 1;
300         barheight = 50;
301         bardivide = 20;
302
303         netgraphsperrow = (vid_conwidth.integer + separator2) / (barwidth * NETGRAPH_PACKETS * 2 + separator1 + separator2);
304         netgraphsperrow = max(netgraphsperrow, 1);
305
306         index = 0;
307         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (barwidth * NETGRAPH_PACKETS * 2 + separator1 + separator2);
308         netgraph_y = (vid_conheight.integer - 48 + separator2) - (1 + (index / netgraphsperrow)) * (barheight + textsize + separator2);
309         SCR_DrawNetGraph_DrawConnection_Client(cls.netcon, netgraph_x, netgraph_y, barwidth, barheight, bardivide, "incoming", separator1, "outgoing", textsize);
310         index++;
311
312         if (sv.active && shownetgraph.integer >= 2)
313         {
314                 for (i = 0;i < svs.maxclients;i++)
315                 {
316                         if (!svs.clients[i].netconnection)
317                                 continue;
318                         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (barwidth * NETGRAPH_PACKETS * 2 + separator1 + separator2);
319                         netgraph_y = (vid_conheight.integer - 48 + separator2) - (1 + (index / netgraphsperrow)) * (barheight + textsize + separator2);
320                         SCR_DrawNetGraph_DrawConnection_Server(svs.clients[i].netconnection, netgraph_x, netgraph_y, barwidth, barheight, bardivide, va("%s", svs.clients[i].name), separator1, "", textsize);
321                         index++;
322                 }
323         }
324 }
325
326 /*
327 ==============
328 SCR_DrawTurtle
329 ==============
330 */
331 void SCR_DrawTurtle (void)
332 {
333         static int      count;
334
335         if (cls.state != ca_connected)
336                 return;
337
338         if (!scr_showturtle.integer)
339                 return;
340
341         if (cl.realframetime < 0.1)
342         {
343                 count = 0;
344                 return;
345         }
346
347         count++;
348         if (count < 3)
349                 return;
350
351         DrawQ_Pic (0, 0, Draw_CachePic ("gfx/turtle"), 0, 0, 1, 1, 1, 1, 0);
352 }
353
354 /*
355 ==============
356 SCR_DrawNet
357 ==============
358 */
359 void SCR_DrawNet (void)
360 {
361         if (cls.state != ca_connected)
362                 return;
363         if (realtime - cl.last_received_message < 0.3)
364                 return;
365         if (cls.demoplayback)
366                 return;
367
368         DrawQ_Pic (64, 0, Draw_CachePic ("gfx/net"), 0, 0, 1, 1, 1, 1, 0);
369 }
370
371 /*
372 ==============
373 DrawPause
374 ==============
375 */
376 void SCR_DrawPause (void)
377 {
378         cachepic_t      *pic;
379
380         if (cls.state != ca_connected)
381                 return;
382
383         if (!scr_showpause.integer)             // turn off for screenshots
384                 return;
385
386         if (!cl.paused)
387                 return;
388
389         pic = Draw_CachePic ("gfx/pause");
390         DrawQ_Pic ((vid_conwidth.integer - pic->width)/2, (vid_conheight.integer - pic->height)/2, pic, 0, 0, 1, 1, 1, 1, 0);
391 }
392
393 /*
394 ==============
395 SCR_DrawBrand
396 ==============
397 */
398 void SCR_DrawBrand (void)
399 {
400         cachepic_t      *pic;
401         float           x, y;
402
403         if (!scr_showbrand.value)
404                 return;
405
406         pic = Draw_CachePic ("gfx/brand");
407
408         switch ((int)scr_showbrand.value)
409         {
410         case 1: // bottom left
411                 x = 0;
412                 y = vid_conheight.integer - pic->height;
413                 break;
414         case 2: // bottom centre
415                 x = (vid_conwidth.integer - pic->width) / 2;
416                 y = vid_conheight.integer - pic->height;
417                 break;
418         case 3: // bottom right
419                 x = vid_conwidth.integer - pic->width;
420                 y = vid_conheight.integer - pic->height;
421                 break;
422         case 4: // centre right
423                 x = vid_conwidth.integer - pic->width;
424                 y = (vid_conheight.integer - pic->height) / 2;
425                 break;
426         case 5: // top right
427                 x = vid_conwidth.integer - pic->width;
428                 y = 0;
429                 break;
430         case 6: // top centre
431                 x = (vid_conwidth.integer - pic->width) / 2;
432                 y = 0;
433                 break;
434         case 7: // top left
435                 x = 0;
436                 y = 0;
437                 break;
438         case 8: // centre left
439                 x = 0;
440                 y = (vid_conheight.integer - pic->height) / 2;
441                 break;
442         default:
443                 return;
444         }
445
446         DrawQ_Pic (x, y, pic, 0, 0, 1, 1, 1, 1, 0);
447 }
448
449 /*
450 ==============
451 SCR_DrawQWDownload
452 ==============
453 */
454 static int SCR_DrawQWDownload(int offset)
455 {
456         // sync with SCR_InfobarHeight
457         int len;
458         float x, y;
459         float size = 8;
460         char temp[256];
461
462         if (!cls.qw_downloadname[0])
463         {
464                 cls.qw_downloadspeedrate = 0;
465                 cls.qw_downloadspeedtime = realtime;
466                 cls.qw_downloadspeedcount = 0;
467                 return 0;
468         }
469         if (realtime >= cls.qw_downloadspeedtime + 1)
470         {
471                 cls.qw_downloadspeedrate = cls.qw_downloadspeedcount;
472                 cls.qw_downloadspeedtime = realtime;
473                 cls.qw_downloadspeedcount = 0;
474         }
475         if (cls.protocol == PROTOCOL_QUAKEWORLD)
476                 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);
477         else
478                 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);
479         len = (int)strlen(temp);
480         x = (vid_conwidth.integer - DrawQ_TextWidth_Font(temp, len, true, FONT_INFOBAR) * size) / 2;
481         y = vid_conheight.integer - size - offset;
482         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
483         DrawQ_String_Font(x, y, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
484         return 8;
485 }
486 /*
487 ==============
488 SCR_DrawInfobarString
489 ==============
490 */
491 static int SCR_DrawInfobarString(int offset)
492 {
493         int len;
494         float x, y;
495         float size = 8;
496
497         len = (int)strlen(scr_infobarstring);
498         x = (vid_conwidth.integer - DrawQ_TextWidth_Font(scr_infobarstring, len, false, FONT_INFOBAR) * size) / 2;
499         y = vid_conheight.integer - size - offset;
500         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
501         DrawQ_String_Font(x, y, scr_infobarstring, len, size, size, 1, 1, 1, 1, 0, NULL, false, FONT_INFOBAR);
502         return 8;
503 }
504
505 /*
506 ==============
507 SCR_DrawCurlDownload
508 ==============
509 */
510 static int SCR_DrawCurlDownload(int offset)
511 {
512         // sync with SCR_InfobarHeight
513         int len;
514         int nDownloads;
515         int i;
516         float x, y;
517         float size = 8;
518         Curl_downloadinfo_t *downinfo;
519         char temp[256];
520         const char *addinfo;
521
522         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo);
523         if(!downinfo)
524                 return 0;
525
526         y = vid_conheight.integer - size * nDownloads - offset;
527
528         if(addinfo)
529         {
530                 len = (int)strlen(addinfo);
531                 x = (vid_conwidth.integer - DrawQ_TextWidth_Font(addinfo, len, true, FONT_INFOBAR) * size) / 2;
532                 DrawQ_Fill(0, y - size, vid_conwidth.integer, size, 1, 1, 1, cls.signon == SIGNONS ? 0.8 : 1, 0);
533                 DrawQ_String_Font(x, y - size, addinfo, len, size, size, 0, 0, 0, 1, 0, NULL, true, FONT_INFOBAR);
534         }
535
536         for(i = 0; i != nDownloads; ++i)
537         {
538                 if(downinfo[i].queued)
539                         dpsnprintf(temp, sizeof(temp), "Still in queue: %s\n", downinfo[i].filename);
540                 else if(downinfo[i].progress <= 0)
541                         dpsnprintf(temp, sizeof(temp), "Downloading %s ...  ???.?%% @ %.1f KiB/s\n", downinfo[i].filename, downinfo[i].speed / 1024.0);
542                 else
543                         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);
544                 len = (int)strlen(temp);
545                 x = (vid_conwidth.integer - DrawQ_TextWidth_Font(temp, len, true, FONT_INFOBAR) * size) / 2;
546                 DrawQ_Fill(0, y + i * size, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
547                 DrawQ_String_Font(x, y + i * size, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
548         }
549
550         Z_Free(downinfo);
551
552         return 8 * (nDownloads + (addinfo ? 1 : 0));
553 }
554
555 /*
556 ==============
557 SCR_DrawInfobar
558 ==============
559 */
560 static void SCR_DrawInfobar()
561 {
562         int offset = 0;
563         if(scr_infobartime_off > 0)
564                 offset += SCR_DrawInfobarString(offset);
565         offset += SCR_DrawQWDownload(offset);
566         offset += SCR_DrawCurlDownload(offset);
567         if(offset != scr_con_margin_bottom)
568                 Con_DPrintf("broken console margin calculation: %d != %d\n", offset, scr_con_margin_bottom);
569 }
570
571 static int SCR_InfobarHeight()
572 {
573         int offset = 0;
574         Curl_downloadinfo_t *downinfo;
575         const char *addinfo;
576         int nDownloads;
577
578         if (cl.time > cl.oldtime)
579                 scr_infobartime_off -= cl.time - cl.oldtime;
580         if(scr_infobartime_off > 0)
581                 offset += 8;
582
583         if(cls.qw_downloadname[0])
584                 offset += 8;
585
586         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo);
587         if(downinfo)
588         {
589                 offset += 8 * (nDownloads + (addinfo ? 1 : 0));
590                 Z_Free(downinfo);
591         }
592
593         return offset;
594 }
595
596 /*
597 ==============
598 SCR_InfoBar_f
599 ==============
600 */
601 void SCR_InfoBar_f(void)
602 {
603         if(Cmd_Argc() == 3)
604         {
605                 scr_infobartime_off = atof(Cmd_Argv(1));
606                 strlcpy(scr_infobarstring, Cmd_Argv(2), sizeof(scr_infobarstring));
607         }
608         else
609         {
610                 Con_Printf("usage:\ninfobar expiretime \"string\"\n");
611         }
612 }
613 //=============================================================================
614
615 /*
616 ==================
617 SCR_SetUpToDrawConsole
618 ==================
619 */
620 void SCR_SetUpToDrawConsole (void)
621 {
622         // lines of console to display
623         float conlines;
624         static int framecounter = 0;
625
626         Con_CheckResize ();
627
628         if (scr_menuforcewhiledisconnected.integer && key_dest == key_game && cls.state == ca_disconnected)
629         {
630                 if (framecounter >= 2)
631                         MR_ToggleMenu_f();
632                 else
633                         framecounter++;
634         }
635         else
636                 framecounter = 0;
637
638         if (scr_conforcewhiledisconnected.integer && key_dest == key_game && cls.signon != SIGNONS)
639                 key_consoleactive |= KEY_CONSOLEACTIVE_FORCED;
640         else
641                 key_consoleactive &= ~KEY_CONSOLEACTIVE_FORCED;
642
643 // decide on the height of the console
644         if (key_consoleactive & KEY_CONSOLEACTIVE_USER)
645                 conlines = vid_conheight.integer/2;     // half screen
646         else
647                 conlines = 0;                           // none visible
648
649         scr_con_current = conlines;
650 }
651
652 /*
653 ==================
654 SCR_DrawConsole
655 ==================
656 */
657 void SCR_DrawConsole (void)
658 {
659         scr_con_margin_bottom = SCR_InfobarHeight();
660         if (key_consoleactive & KEY_CONSOLEACTIVE_FORCED)
661         {
662                 // full screen
663                 Con_DrawConsole (vid_conheight.integer - scr_con_margin_bottom);
664         }
665         else if (scr_con_current)
666                 Con_DrawConsole (min((int)scr_con_current, vid_conheight.integer - scr_con_margin_bottom));
667         else
668                 con_vislines = 0;
669 }
670
671 /*
672 ===============
673 SCR_BeginLoadingPlaque
674
675 ================
676 */
677 void SCR_BeginLoadingPlaque (void)
678 {
679         // save console log up to this point to log_file if it was set by configs
680         Log_Start();
681
682         Host_StartVideo();
683         SCR_UpdateLoadingScreen(false);
684 }
685
686 //=============================================================================
687
688 char r_speeds_timestring[4096];
689 int speedstringcount, r_timereport_active;
690 double r_timereport_temp = 0, r_timereport_current = 0, r_timereport_start = 0;
691 int r_speeds_longestitem = 0;
692
693 void R_TimeReport(char *desc)
694 {
695         char tempbuf[256];
696         int length;
697         int t;
698
699         if (r_speeds.integer < 2 || !r_timereport_active)
700                 return;
701
702         CHECKGLERROR
703         if (r_speeds.integer == 2)
704                 qglFinish();
705         CHECKGLERROR
706         r_timereport_temp = r_timereport_current;
707         r_timereport_current = Sys_DoubleTime();
708         t = (int) ((r_timereport_current - r_timereport_temp) * 1000000.0 + 0.5);
709
710         length = dpsnprintf(tempbuf, sizeof(tempbuf), "%8i %s", t, desc);
711         length = min(length, (int)sizeof(tempbuf) - 1);
712         if (r_speeds_longestitem < length)
713                 r_speeds_longestitem = length;
714         for (;length < r_speeds_longestitem;length++)
715                 tempbuf[length] = ' ';
716         tempbuf[length] = 0;
717
718         if (speedstringcount + length > (vid_conwidth.integer / 8))
719         {
720                 strlcat(r_speeds_timestring, "\n", sizeof(r_speeds_timestring));
721                 speedstringcount = 0;
722         }
723         strlcat(r_speeds_timestring, tempbuf, sizeof(r_speeds_timestring));
724         speedstringcount += length;
725 }
726
727 void R_TimeReport_BeginFrame(void)
728 {
729         speedstringcount = 0;
730         r_speeds_timestring[0] = 0;
731         r_timereport_active = false;
732         memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
733
734         if (r_speeds.integer >= 2 && cls.signon == SIGNONS && cls.state == ca_connected)
735         {
736                 r_timereport_active = true;
737                 r_timereport_start = r_timereport_current = Sys_DoubleTime();
738         }
739 }
740
741 void R_TimeReport_EndFrame(void)
742 {
743         int i, j, lines, y;
744         cl_locnode_t *loc;
745         char string[1024+4096];
746
747         string[0] = 0;
748         if (r_speeds.integer && cls.signon == SIGNONS && cls.state == ca_connected)
749         {
750                 // put the location name in the r_speeds display as it greatly helps
751                 // when creating loc files
752                 loc = CL_Locs_FindNearest(cl.movement_origin);
753                 dpsnprintf(string, sizeof(string),
754 "%s%s\n"
755 "%3i renders org:'%+8.2f %+8.2f %+8.2f' dir:'%+2.3f %+2.3f %+2.3f'\n"
756 "%7i surfaces%7i triangles %5i entities (%7i surfaces%7i triangles)\n"
757 "%5i leafs%5i portals%6i/%6i particles%6i/%6i decals %3i%% quality\n"
758 "%7i lightmap updates (%7i pixels)\n"
759 "%4i lights%4i clears%4i scissored%7i light%7i shadow%7i dynamic\n"
760 "rendered%6i meshes%8i triangles bloompixels%8i copied%8i drawn\n"
761 "%s"
762 , loc ? "Location: " : "", loc ? loc->name : ""
763 , 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]
764 , r_refdef.stats.world_surfaces, r_refdef.stats.world_triangles, r_refdef.stats.entities, r_refdef.stats.entities_surfaces, r_refdef.stats.entities_triangles
765 , 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)
766 , r_refdef.stats.lightmapupdates, r_refdef.stats.lightmapupdatepixels
767 , 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
768 , r_refdef.stats.meshes, r_refdef.stats.meshes_elements / 3, r_refdef.stats.bloom_copypixels, r_refdef.stats.bloom_drawpixels
769 , r_speeds_timestring);
770
771                 memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
772
773                 speedstringcount = 0;
774                 r_speeds_timestring[0] = 0;
775                 r_timereport_active = false;
776
777                 if (r_speeds.integer >= 2)
778                 {
779                         r_timereport_active = true;
780                         r_timereport_start = r_timereport_current = Sys_DoubleTime();
781                 }
782         }
783
784         if (string[0])
785         {
786                 if (string[strlen(string)-1] == '\n')
787                         string[strlen(string)-1] = 0;
788                 lines = 1;
789                 for (i = 0;string[i];i++)
790                         if (string[i] == '\n')
791                                 lines++;
792                 y = vid_conheight.integer - sb_lines - lines * 8;
793                 i = j = 0;
794                 DrawQ_Fill(0, y, vid_conwidth.integer, lines * 8, 0, 0, 0, 0.5, 0);
795                 while (string[i])
796                 {
797                         j = i;
798                         while (string[i] && string[i] != '\n')
799                                 i++;
800                         if (i - j > 0)
801                                 DrawQ_String(0, y, string + j, i - j, 8, 8, 1, 1, 1, 1, 0, NULL, true);
802                         if (string[i] == '\n')
803                                 i++;
804                         y += 8;
805                 }
806         }
807 }
808
809 /*
810 =================
811 SCR_SizeUp_f
812
813 Keybinding command
814 =================
815 */
816 void SCR_SizeUp_f (void)
817 {
818         Cvar_SetValue ("viewsize",scr_viewsize.value+10);
819 }
820
821
822 /*
823 =================
824 SCR_SizeDown_f
825
826 Keybinding command
827 =================
828 */
829 void SCR_SizeDown_f (void)
830 {
831         Cvar_SetValue ("viewsize",scr_viewsize.value-10);
832 }
833
834 void SCR_CaptureVideo_EndVideo(void);
835 void CL_Screen_Shutdown(void)
836 {
837         SCR_CaptureVideo_EndVideo();
838 }
839
840 void CL_Screen_Init(void)
841 {
842         Cvar_RegisterVariable (&scr_fov);
843         Cvar_RegisterVariable (&scr_viewsize);
844         Cvar_RegisterVariable (&scr_conalpha);
845         Cvar_RegisterVariable (&scr_conbrightness);
846         Cvar_RegisterVariable (&scr_conforcewhiledisconnected);
847         Cvar_RegisterVariable (&scr_menuforcewhiledisconnected);
848         Cvar_RegisterVariable (&scr_showram);
849         Cvar_RegisterVariable (&scr_showturtle);
850         Cvar_RegisterVariable (&scr_showpause);
851         Cvar_RegisterVariable (&scr_showbrand);
852         Cvar_RegisterVariable (&scr_centertime);
853         Cvar_RegisterVariable (&scr_printspeed);
854         Cvar_RegisterVariable (&vid_conwidth);
855         Cvar_RegisterVariable (&vid_conheight);
856         Cvar_RegisterVariable (&vid_pixelheight);
857         Cvar_RegisterVariable (&scr_screenshot_jpeg);
858         Cvar_RegisterVariable (&scr_screenshot_jpeg_quality);
859         Cvar_RegisterVariable (&scr_screenshot_gammaboost);
860         Cvar_RegisterVariable (&scr_screenshot_hwgamma);
861         Cvar_RegisterVariable (&cl_capturevideo);
862         Cvar_RegisterVariable (&cl_capturevideo_printfps);
863         Cvar_RegisterVariable (&cl_capturevideo_width);
864         Cvar_RegisterVariable (&cl_capturevideo_height);
865         Cvar_RegisterVariable (&cl_capturevideo_realtime);
866         Cvar_RegisterVariable (&cl_capturevideo_fps);
867         Cvar_RegisterVariable (&cl_capturevideo_nameformat);
868         Cvar_RegisterVariable (&cl_capturevideo_number);
869         Cvar_RegisterVariable (&cl_capturevideo_ogg);
870         Cvar_RegisterVariable (&r_letterbox);
871         Cvar_RegisterVariable(&r_stereo_separation);
872         Cvar_RegisterVariable(&r_stereo_sidebyside);
873         Cvar_RegisterVariable(&r_stereo_redblue);
874         Cvar_RegisterVariable(&r_stereo_redcyan);
875         Cvar_RegisterVariable(&r_stereo_redgreen);
876         Cvar_RegisterVariable(&r_stereo_angle);
877         Cvar_RegisterVariable(&scr_zoomwindow);
878         Cvar_RegisterVariable(&scr_zoomwindow_viewsizex);
879         Cvar_RegisterVariable(&scr_zoomwindow_viewsizey);
880         Cvar_RegisterVariable(&scr_zoomwindow_fov);
881         Cvar_RegisterVariable(&scr_stipple);
882         Cvar_RegisterVariable(&scr_refresh);
883         Cvar_RegisterVariable(&shownetgraph);
884         Cvar_RegisterVariable(&cl_demo_mousegrab);
885
886         Cmd_AddCommand ("sizeup",SCR_SizeUp_f, "increase view size (increases viewsize cvar)");
887         Cmd_AddCommand ("sizedown",SCR_SizeDown_f, "decrease view size (decreases viewsize cvar)");
888         Cmd_AddCommand ("screenshot",SCR_ScreenShot_f, "takes a screenshot of the next rendered frame");
889         Cmd_AddCommand ("envmap", R_Envmap_f, "render a cubemap (skybox) of the current scene");
890         Cmd_AddCommand ("infobar", SCR_InfoBar_f, "display a text in the infobar (usage: infobar expiretime string)");
891
892         SCR_CaptureVideo_Ogg_Init();
893
894         scr_initialized = true;
895 }
896
897 /*
898 ==================
899 SCR_ScreenShot_f
900 ==================
901 */
902 void SCR_ScreenShot_f (void)
903 {
904         static int shotnumber;
905         static char old_prefix_name[MAX_QPATH];
906         char prefix_name[MAX_QPATH];
907         char filename[MAX_QPATH];
908         unsigned char *buffer1;
909         unsigned char *buffer2;
910         unsigned char *buffer3;
911         qboolean jpeg = (scr_screenshot_jpeg.integer != 0);
912
913         dpsnprintf (prefix_name, sizeof(prefix_name), "%s", Sys_TimeString(scr_screenshot_name.string));
914
915         if (strcmp(old_prefix_name, prefix_name))
916         {
917                 dpsnprintf(old_prefix_name, sizeof(old_prefix_name), "%s", prefix_name );
918                 shotnumber = 0;
919         }
920
921         // find a file name to save it to
922         for (;shotnumber < 1000000;shotnumber++)
923                 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)))
924                         break;
925         if (shotnumber >= 1000000)
926         {
927                 Con_Print("Couldn't create the image file\n");
928                 return;
929         }
930
931         dpsnprintf(filename, sizeof(filename), "screenshots/%s%06d.%s", prefix_name, shotnumber, jpeg ? "jpg" : "tga");
932
933         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
934         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
935         buffer3 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3 + 18);
936
937         if (SCR_ScreenShot (filename, buffer1, buffer2, buffer3, 0, 0, vid.width, vid.height, false, false, false, jpeg, true))
938                 Con_Printf("Wrote %s\n", filename);
939         else
940                 Con_Printf("Unable to write %s\n", filename);
941
942         Mem_Free (buffer1);
943         Mem_Free (buffer2);
944         Mem_Free (buffer3);
945
946         shotnumber++;
947 }
948
949 void SCR_CaptureVideo_BeginVideo(void)
950 {
951         double r, g, b;
952         unsigned int i;
953         int width = cl_capturevideo_width.integer, height = cl_capturevideo_height.integer;
954         if (cls.capturevideo.active)
955                 return;
956         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
957         // soundrate is figured out on the first SoundFrame
958
959         if(width == 0 && height != 0)
960                 width = (int) (height * (double)vid.width / ((double)vid.height * vid_pixelheight.value)); // keep aspect
961         if(width != 0 && height == 0)
962                 height = (int) (width * ((double)vid.height * vid_pixelheight.value) / (double)vid.width); // keep aspect
963
964         if(width < 2 || width > vid.width) // can't scale up
965                 width = vid.width;
966         if(height < 2 || height > vid.height) // can't scale up
967                 height = vid.height;
968
969         // ensure it's all even; if not, scale down a little
970         if(width % 1)
971                 --width;
972         if(height % 1)
973                 --height;
974
975         cls.capturevideo.width = width;
976         cls.capturevideo.height = height;
977         cls.capturevideo.active = true;
978         cls.capturevideo.framerate = bound(1, cl_capturevideo_fps.value, 1001);
979         cls.capturevideo.soundrate = S_GetSoundRate();
980         cls.capturevideo.soundchannels = S_GetSoundChannels();
981         cls.capturevideo.startrealtime = realtime;
982         cls.capturevideo.frame = cls.capturevideo.lastfpsframe = 0;
983         cls.capturevideo.starttime = cls.capturevideo.lastfpstime = Sys_DoubleTime();
984         cls.capturevideo.soundsampleframe = 0;
985         cls.capturevideo.realtime = cl_capturevideo_realtime.integer != 0;
986         cls.capturevideo.screenbuffer = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 4);
987         cls.capturevideo.outbuffer = (unsigned char *)Mem_Alloc(tempmempool, width * height * (4+4) + 18);
988         dpsnprintf(cls.capturevideo.basename, sizeof(cls.capturevideo.basename), "video/%s%03i", Sys_TimeString(cl_capturevideo_nameformat.string), cl_capturevideo_number.integer);
989         Cvar_SetValueQuick(&cl_capturevideo_number, cl_capturevideo_number.integer + 1);
990
991         /*
992         for (i = 0;i < 256;i++)
993         {
994                 unsigned char j = (unsigned char)bound(0, 255*pow(i/255.0, gamma), 255);
995                 cls.capturevideo.rgbgammatable[0][i] = j;
996                 cls.capturevideo.rgbgammatable[1][i] = j;
997                 cls.capturevideo.rgbgammatable[2][i] = j;
998         }
999         */
1000 /*
1001 R = Y + 1.4075 * (Cr - 128);
1002 G = Y + -0.3455 * (Cb - 128) + -0.7169 * (Cr - 128);
1003 B = Y + 1.7790 * (Cb - 128);
1004 Y = R *  .299 + G *  .587 + B *  .114;
1005 Cb = R * -.169 + G * -.332 + B *  .500 + 128.;
1006 Cr = R *  .500 + G * -.419 + B * -.0813 + 128.;
1007 */
1008
1009         if(WANT_SCREENSHOT_HWGAMMA)
1010         {
1011                 VID_BuildGammaTables(&cls.capturevideo.vidramp[0], 256);
1012         }
1013         else
1014         {
1015                 // identity gamma table
1016                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp, 256);
1017                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256, 256);
1018                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256*2, 256);
1019         }
1020         if(scr_screenshot_gammaboost.value != 1)
1021         {
1022                 double igamma = 1 / scr_screenshot_gammaboost.value;
1023                 for (i = 0;i < 256 * 3;i++)
1024                         cls.capturevideo.vidramp[i] = (unsigned short) (0.5 + pow(cls.capturevideo.vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
1025         }
1026
1027         for (i = 0;i < 256;i++)
1028         {
1029                 r = 255*cls.capturevideo.vidramp[i]/65535.0;
1030                 g = 255*cls.capturevideo.vidramp[i+256]/65535.0;
1031                 b = 255*cls.capturevideo.vidramp[i+512]/65535.0;
1032                 // NOTE: we have to round DOWN here, or integer overflows happen. Sorry for slightly wrong looking colors sometimes...
1033                 // Y weights from RGB
1034                 cls.capturevideo.rgbtoyuvscaletable[0][0][i] = (short)(r *  0.299);
1035                 cls.capturevideo.rgbtoyuvscaletable[0][1][i] = (short)(g *  0.587);
1036                 cls.capturevideo.rgbtoyuvscaletable[0][2][i] = (short)(b *  0.114);
1037                 // Cb weights from RGB
1038                 cls.capturevideo.rgbtoyuvscaletable[1][0][i] = (short)(r * -0.169);
1039                 cls.capturevideo.rgbtoyuvscaletable[1][1][i] = (short)(g * -0.332);
1040                 cls.capturevideo.rgbtoyuvscaletable[1][2][i] = (short)(b *  0.500);
1041                 // Cr weights from RGB
1042                 cls.capturevideo.rgbtoyuvscaletable[2][0][i] = (short)(r *  0.500);
1043                 cls.capturevideo.rgbtoyuvscaletable[2][1][i] = (short)(g * -0.419);
1044                 cls.capturevideo.rgbtoyuvscaletable[2][2][i] = (short)(b * -0.0813);
1045                 // range reduction of YCbCr to valid signal range
1046                 cls.capturevideo.yuvnormalizetable[0][i] = 16 + i * (236-16) / 256;
1047                 cls.capturevideo.yuvnormalizetable[1][i] = 16 + i * (240-16) / 256;
1048                 cls.capturevideo.yuvnormalizetable[2][i] = 16 + i * (240-16) / 256;
1049         }
1050
1051         if (cl_capturevideo_ogg.integer)
1052         {
1053                 if(SCR_CaptureVideo_Ogg_Available())
1054                 {
1055                         SCR_CaptureVideo_Ogg_BeginVideo();
1056                         return;
1057                 }
1058                 else
1059                         Con_Print("cl_capturevideo_ogg: libraries not available. Capturing in AVI instead.\n");
1060         }
1061
1062         SCR_CaptureVideo_Avi_BeginVideo();
1063 }
1064
1065 void SCR_CaptureVideo_EndVideo(void)
1066 {
1067         if (!cls.capturevideo.active)
1068                 return;
1069         cls.capturevideo.active = false;
1070
1071         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);
1072
1073         if (cls.capturevideo.videofile)
1074         {
1075                 cls.capturevideo.endvideo();
1076         }
1077
1078         if (cls.capturevideo.screenbuffer)
1079         {
1080                 Mem_Free (cls.capturevideo.screenbuffer);
1081                 cls.capturevideo.screenbuffer = NULL;
1082         }
1083
1084         if (cls.capturevideo.outbuffer)
1085         {
1086                 Mem_Free (cls.capturevideo.outbuffer);
1087                 cls.capturevideo.outbuffer = NULL;
1088         }
1089
1090         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
1091 }
1092
1093 static void SCR_ScaleDownBGRA(unsigned char *in, int inw, int inh, unsigned char *out, int outw, int outh)
1094 {
1095         // TODO optimize this function
1096
1097         int x, y;
1098         float area;
1099
1100         // memcpy is faster than me
1101         if(inw == outw && inh == outh)
1102         {
1103                 memcpy(out, in, 4 * inw * inh);
1104                 return;
1105         }
1106
1107         // otherwise: a box filter
1108         area = (float)outw * (float)outh / (float)inw / (float)inh;
1109         for(y = 0; y < outh; ++y)
1110         {
1111                 float iny0 =  y    / (float)outh * inh; int iny0_i = (int) floor(iny0);
1112                 float iny1 = (y+1) / (float)outh * inh; int iny1_i = (int) ceil(iny1);
1113                 for(x = 0; x < outw; ++x)
1114                 {
1115                         float inx0 =  x    / (float)outw * inw; int inx0_i = (int) floor(inx0);
1116                         float inx1 = (x+1) / (float)outw * inw; int inx1_i = (int) ceil(inx1);
1117                         float r = 0, g = 0, b = 0, alpha = 0;
1118                         int xx, yy;
1119
1120                         for(yy = iny0_i; yy < iny1_i; ++yy)
1121                         {
1122                                 float ya = min(yy+1, iny1) - max(iny0, yy);
1123                                 for(xx = inx0_i; xx < inx1_i; ++xx)
1124                                 {
1125                                         float a = ya * (min(xx+1, inx1) - max(inx0, xx));
1126                                         r += a * in[4*(xx + inw * yy)+0];
1127                                         g += a * in[4*(xx + inw * yy)+1];
1128                                         b += a * in[4*(xx + inw * yy)+2];
1129                                         alpha += a * in[4*(xx + inw * yy)+3];
1130                                 }
1131                         }
1132
1133                         out[4*(x + outw * y)+0] = (unsigned char) (r * area);
1134                         out[4*(x + outw * y)+1] = (unsigned char) (g * area);
1135                         out[4*(x + outw * y)+2] = (unsigned char) (b * area);
1136                         out[4*(x + outw * y)+3] = (unsigned char) (alpha * area);
1137                 }
1138         }
1139 }
1140
1141 void SCR_CaptureVideo_VideoFrame(int newframenum)
1142 {
1143         int x = 0, y = 0;
1144         int width = cls.capturevideo.width, height = cls.capturevideo.height;
1145
1146         CHECKGLERROR
1147         //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);
1148         // speed is critical here, so do saving as directly as possible
1149
1150         qglReadPixels (x, y, vid.width, vid.height, GL_BGRA, GL_UNSIGNED_BYTE, cls.capturevideo.screenbuffer);CHECKGLERROR
1151         SCR_ScaleDownBGRA (cls.capturevideo.screenbuffer, vid.width, vid.height, cls.capturevideo.outbuffer, width, height);
1152
1153         cls.capturevideo.videoframes(newframenum - cls.capturevideo.frame);
1154         cls.capturevideo.frame = newframenum;
1155
1156         if(cl_capturevideo_printfps.integer)
1157         {
1158                 char buf[80];
1159                 double t = Sys_DoubleTime();
1160                 if(t > cls.capturevideo.lastfpstime + 1)
1161                 {
1162                         double fps1 = (cls.capturevideo.frame - cls.capturevideo.lastfpsframe) / (t - cls.capturevideo.lastfpstime + 0.0000001);
1163                         double fps  = (cls.capturevideo.frame                                ) / (t - cls.capturevideo.starttime   + 0.0000001);
1164                         dpsnprintf(buf, sizeof(buf), "capturevideo: (%.1fs) last second %.3ffps, total %.3ffps\n", cls.capturevideo.frame / cls.capturevideo.framerate, fps1, fps);
1165                         Sys_PrintToTerminal(buf);
1166                         cls.capturevideo.lastfpstime = t;
1167                         cls.capturevideo.lastfpsframe = cls.capturevideo.frame;
1168                 }
1169         }
1170 }
1171
1172 void SCR_CaptureVideo_SoundFrame(const portable_sampleframe_t *paintbuffer, size_t length)
1173 {
1174         cls.capturevideo.soundsampleframe += length;
1175         cls.capturevideo.soundframe(paintbuffer, length);
1176 }
1177
1178 void SCR_CaptureVideo(void)
1179 {
1180         int newframenum;
1181         if (cl_capturevideo.integer && r_render.integer)
1182         {
1183                 if (!cls.capturevideo.active)
1184                         SCR_CaptureVideo_BeginVideo();
1185                 if (cls.capturevideo.framerate != cl_capturevideo_fps.value)
1186                 {
1187                         Con_Printf("You can not change the video framerate while recording a video.\n");
1188                         Cvar_SetValueQuick(&cl_capturevideo_fps, cls.capturevideo.framerate);
1189                 }
1190                 // for AVI saving we have to make sure that sound is saved before video
1191                 if (cls.capturevideo.soundrate && !cls.capturevideo.soundsampleframe)
1192                         return;
1193                 if (cls.capturevideo.realtime)
1194                 {
1195                         // preserve sound sync by duplicating frames when running slow
1196                         newframenum = (int)((realtime - cls.capturevideo.startrealtime) * cls.capturevideo.framerate);
1197                 }
1198                 else
1199                         newframenum = cls.capturevideo.frame + 1;
1200                 // if falling behind more than one second, stop
1201                 if (newframenum - cls.capturevideo.frame > 60 * (int)ceil(cls.capturevideo.framerate))
1202                 {
1203                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1204                         Con_Printf("video saving failed on frame %i, your machine is too slow for this capture speed.\n", cls.capturevideo.frame);
1205                         SCR_CaptureVideo_EndVideo();
1206                         return;
1207                 }
1208                 // write frames
1209                 SCR_CaptureVideo_VideoFrame(newframenum);
1210                 if (cls.capturevideo.error)
1211                 {
1212                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1213                         Con_Printf("video saving failed on frame %i, out of disk space? stopping video capture.\n", cls.capturevideo.frame);
1214                         SCR_CaptureVideo_EndVideo();
1215                 }
1216         }
1217         else if (cls.capturevideo.active)
1218                 SCR_CaptureVideo_EndVideo();
1219 }
1220
1221 /*
1222 ===============
1223 R_Envmap_f
1224
1225 Grab six views for environment mapping tests
1226 ===============
1227 */
1228 struct envmapinfo_s
1229 {
1230         float angles[3];
1231         char *name;
1232         qboolean flipx, flipy, flipdiagonaly;
1233 }
1234 envmapinfo[12] =
1235 {
1236         {{  0,   0, 0}, "rt", false, false, false},
1237         {{  0, 270, 0}, "ft", false, false, false},
1238         {{  0, 180, 0}, "lf", false, false, false},
1239         {{  0,  90, 0}, "bk", false, false, false},
1240         {{-90, 180, 0}, "up",  true,  true, false},
1241         {{ 90, 180, 0}, "dn",  true,  true, false},
1242
1243         {{  0,   0, 0}, "px",  true,  true,  true},
1244         {{  0,  90, 0}, "py", false,  true, false},
1245         {{  0, 180, 0}, "nx", false, false,  true},
1246         {{  0, 270, 0}, "ny",  true, false, false},
1247         {{-90, 180, 0}, "pz", false, false,  true},
1248         {{ 90, 180, 0}, "nz", false, false,  true}
1249 };
1250
1251 static void R_Envmap_f (void)
1252 {
1253         int j, size;
1254         char filename[MAX_QPATH], basename[MAX_QPATH];
1255         unsigned char *buffer1;
1256         unsigned char *buffer2;
1257         unsigned char *buffer3;
1258
1259         if (Cmd_Argc() != 3)
1260         {
1261                 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");
1262                 return;
1263         }
1264
1265         strlcpy (basename, Cmd_Argv(1), sizeof (basename));
1266         size = atoi(Cmd_Argv(2));
1267         if (size != 128 && size != 256 && size != 512 && size != 1024)
1268         {
1269                 Con_Print("envmap: size must be one of 128, 256, 512, or 1024\n");
1270                 return;
1271         }
1272         if (size > vid.width || size > vid.height)
1273         {
1274                 Con_Print("envmap: your resolution is not big enough to render that size\n");
1275                 return;
1276         }
1277
1278         r_refdef.envmap = true;
1279
1280         R_UpdateVariables();
1281
1282         r_refdef.view.x = 0;
1283         r_refdef.view.y = 0;
1284         r_refdef.view.z = 0;
1285         r_refdef.view.width = size;
1286         r_refdef.view.height = size;
1287         r_refdef.view.depth = 1;
1288         r_refdef.view.useperspective = true;
1289         r_refdef.view.isoverlay = false;
1290
1291         r_refdef.view.frustum_x = tan(90 * M_PI / 360.0);
1292         r_refdef.view.frustum_y = tan(90 * M_PI / 360.0);
1293
1294         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1295         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1296         buffer3 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3 + 18);
1297
1298         for (j = 0;j < 12;j++)
1299         {
1300                 dpsnprintf(filename, sizeof(filename), "env/%s%s.tga", basename, envmapinfo[j].name);
1301                 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);
1302                 r_refdef.view.quality = 1;
1303                 r_refdef.view.clear = true;
1304                 R_Mesh_Start();
1305                 R_RenderView();
1306                 R_Mesh_Finish();
1307                 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);
1308         }
1309
1310         Mem_Free (buffer1);
1311         Mem_Free (buffer2);
1312         Mem_Free (buffer3);
1313
1314         r_refdef.envmap = false;
1315 }
1316
1317 //=============================================================================
1318
1319 void SHOWLMP_decodehide(void)
1320 {
1321         int i;
1322         char *lmplabel;
1323         lmplabel = MSG_ReadString();
1324         for (i = 0;i < cl.num_showlmps;i++)
1325                 if (cl.showlmps[i].isactive && strcmp(cl.showlmps[i].label, lmplabel) == 0)
1326                 {
1327                         cl.showlmps[i].isactive = false;
1328                         return;
1329                 }
1330 }
1331
1332 void SHOWLMP_decodeshow(void)
1333 {
1334         int k;
1335         char lmplabel[256], picname[256];
1336         float x, y;
1337         strlcpy (lmplabel,MSG_ReadString(), sizeof (lmplabel));
1338         strlcpy (picname, MSG_ReadString(), sizeof (picname));
1339         if (gamemode == GAME_NEHAHRA) // LordHavoc: nasty old legacy junk
1340         {
1341                 x = MSG_ReadByte();
1342                 y = MSG_ReadByte();
1343         }
1344         else
1345         {
1346                 x = MSG_ReadShort();
1347                 y = MSG_ReadShort();
1348         }
1349         if (!cl.showlmps || cl.num_showlmps >= cl.max_showlmps)
1350         {
1351                 showlmp_t *oldshowlmps = cl.showlmps;
1352                 cl.max_showlmps += 16;
1353                 cl.showlmps = (showlmp_t *) Mem_Alloc(cls.levelmempool, cl.max_showlmps * sizeof(showlmp_t));
1354                 if (cl.num_showlmps)
1355                         memcpy(cl.showlmps, oldshowlmps, cl.num_showlmps * sizeof(showlmp_t));
1356                 if (oldshowlmps)
1357                         Mem_Free(oldshowlmps);
1358         }
1359         for (k = 0;k < cl.max_showlmps;k++)
1360                 if (cl.showlmps[k].isactive && !strcmp(cl.showlmps[k].label, lmplabel))
1361                         break;
1362         if (k == cl.max_showlmps)
1363                 for (k = 0;k < cl.max_showlmps;k++)
1364                         if (!cl.showlmps[k].isactive)
1365                                 break;
1366         cl.showlmps[k].isactive = true;
1367         strlcpy (cl.showlmps[k].label, lmplabel, sizeof (cl.showlmps[k].label));
1368         strlcpy (cl.showlmps[k].pic, picname, sizeof (cl.showlmps[k].pic));
1369         cl.showlmps[k].x = x;
1370         cl.showlmps[k].y = y;
1371         cl.num_showlmps = max(cl.num_showlmps, k + 1);
1372 }
1373
1374 void SHOWLMP_drawall(void)
1375 {
1376         int i;
1377         for (i = 0;i < cl.num_showlmps;i++)
1378                 if (cl.showlmps[i].isactive)
1379                         DrawQ_Pic(cl.showlmps[i].x, cl.showlmps[i].y, Draw_CachePic (cl.showlmps[i].pic), 0, 0, 1, 1, 1, 1, 0);
1380 }
1381
1382 /*
1383 ==============================================================================
1384
1385                                                 SCREEN SHOTS
1386
1387 ==============================================================================
1388 */
1389
1390 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)
1391 {
1392         int     indices[3] = {0,1,2};
1393         qboolean ret;
1394
1395         if (!r_render.integer)
1396                 return false;
1397
1398         CHECKGLERROR
1399         qglReadPixels (x, y, width, height, jpeg ? GL_RGB : GL_BGR, GL_UNSIGNED_BYTE, buffer1);CHECKGLERROR
1400
1401         if(gammacorrect && (scr_screenshot_gammaboost.value != 1 || WANT_SCREENSHOT_HWGAMMA))
1402         {
1403                 int i;
1404                 double igamma = 1.0 / scr_screenshot_gammaboost.value;
1405                 unsigned short vidramp[256 * 3];
1406                 if(WANT_SCREENSHOT_HWGAMMA)
1407                 {
1408                         VID_BuildGammaTables(&vidramp[0], 256);
1409                 }
1410                 else
1411                 {
1412                         // identity gamma table
1413                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp, 256);
1414                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256, 256);
1415                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256*2, 256);
1416                 }
1417                 if(scr_screenshot_gammaboost.value != 1)
1418                 {
1419                         for (i = 0;i < 256 * 3;i++)
1420                                 vidramp[i] = (unsigned short) (0.5 + pow(vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
1421                 }
1422                 for (i = 0;i < width*height*3;i += 3)
1423                 {
1424                         buffer1[i] = (unsigned char) (vidramp[buffer1[i]] * 255.0 / 65535.0 + 0.5);
1425                         buffer1[i+1] = (unsigned char) (vidramp[buffer1[i+1] + 256] * 255.0 / 65535.0 + 0.5);
1426                         buffer1[i+2] = (unsigned char) (vidramp[buffer1[i+2] + 512] * 255.0 / 65535.0 + 0.5);
1427                 }
1428         }
1429
1430         Image_CopyMux (buffer2, buffer1, width, height, flipx, flipy, flipdiagonal, 3, 3, indices);
1431
1432         if (jpeg)
1433                 ret = JPEG_SaveImage_preflipped (filename, width, height, buffer2);
1434         else
1435                 ret = Image_WriteTGABGR_preflipped (filename, width, height, buffer2, buffer3);
1436
1437         return ret;
1438 }
1439
1440 //=============================================================================
1441
1442 extern void R_UpdateFogColor(void);
1443 void R_ClearScreen(qboolean fogcolor)
1444 {
1445         // clear to black
1446         CHECKGLERROR
1447         if (fogcolor)
1448         {
1449                 R_UpdateFogColor();
1450                 qglClearColor(r_refdef.fogcolor[0],r_refdef.fogcolor[1],r_refdef.fogcolor[2],0);CHECKGLERROR
1451         }
1452         else
1453         {
1454                 qglClearColor(0,0,0,0);CHECKGLERROR
1455         }
1456         qglClearDepth(1);CHECKGLERROR
1457         if (gl_stencil)
1458         {
1459                 // LordHavoc: we use a stencil centered around 128 instead of 0,
1460                 // to avoid clamping interfering with strange shadow volume
1461                 // drawing orders
1462                 qglClearStencil(128);CHECKGLERROR
1463         }
1464         // clear the screen
1465         if (r_render.integer)
1466                 GL_Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | (gl_stencil ? GL_STENCIL_BUFFER_BIT : 0));
1467         // set dithering mode
1468         if (gl_dither.integer)
1469         {
1470                 qglEnable(GL_DITHER);CHECKGLERROR
1471         }
1472         else
1473         {
1474                 qglDisable(GL_DITHER);CHECKGLERROR
1475         }
1476 }
1477
1478 qboolean CL_VM_UpdateView (void);
1479 void SCR_DrawConsole (void);
1480 void R_Shadow_EditLights_DrawSelectedLightProperties(void);
1481
1482 int r_stereo_side;
1483
1484 void SCR_DrawScreen (void)
1485 {
1486         R_Mesh_Start();
1487
1488         R_TimeReport_BeginFrame();
1489
1490         R_UpdateVariables();
1491
1492         // Quake uses clockwise winding, so these are swapped
1493         r_refdef.view.cullface_front = GL_BACK;
1494         r_refdef.view.cullface_back = GL_FRONT;
1495
1496         if (cls.signon == SIGNONS)
1497         {
1498                 float size;
1499
1500                 size = scr_viewsize.value * (1.0 / 100.0);
1501                 size = min(size, 1);
1502
1503                 if (r_stereo_sidebyside.integer)
1504                 {
1505                         r_refdef.view.width = (int)(vid.width * size / 2.5);
1506                         r_refdef.view.height = (int)(vid.height * size / 2.5 * (1 - bound(0, r_letterbox.value, 100) / 100));
1507                         r_refdef.view.depth = 1;
1508                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width * 2.5) * 0.5);
1509                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
1510                         r_refdef.view.z = 0;
1511                         if (r_stereo_side)
1512                                 r_refdef.view.x += (int)(r_refdef.view.width * 1.5);
1513                 }
1514                 else
1515                 {
1516                         r_refdef.view.width = (int)(vid.width * size);
1517                         r_refdef.view.height = (int)(vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100));
1518                         r_refdef.view.depth = 1;
1519                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
1520                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
1521                         r_refdef.view.z = 0;
1522                 }
1523
1524                 // LordHavoc: viewzoom (zoom in for sniper rifles, etc)
1525                 // LordHavoc: this is designed to produce widescreen fov values
1526                 // when the screen is wider than 4/3 width/height aspect, to do
1527                 // this it simply assumes the requested fov is the vertical fov
1528                 // for a 4x3 display, if the ratio is not 4x3 this makes the fov
1529                 // higher/lower according to the ratio
1530                 r_refdef.view.useperspective = true;
1531                 r_refdef.view.frustum_y = tan(scr_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
1532                 r_refdef.view.frustum_x = r_refdef.view.frustum_y * (float)r_refdef.view.width / (float)r_refdef.view.height / vid_pixelheight.value;
1533
1534                 r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
1535                 r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
1536
1537                 if(!CL_VM_UpdateView())
1538                         R_RenderView();
1539
1540                 if (scr_zoomwindow.integer)
1541                 {
1542                         float sizex = bound(10, scr_zoomwindow_viewsizex.value, 100) / 100.0;
1543                         float sizey = bound(10, scr_zoomwindow_viewsizey.value, 100) / 100.0;
1544                         r_refdef.view.width = (int)(vid.width * sizex);
1545                         r_refdef.view.height = (int)(vid.height * sizey);
1546                         r_refdef.view.depth = 1;
1547                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
1548                         r_refdef.view.y = 0;
1549                         r_refdef.view.z = 0;
1550
1551                         r_refdef.view.useperspective = true;
1552                         r_refdef.view.frustum_y = tan(scr_zoomwindow_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
1553                         r_refdef.view.frustum_x = r_refdef.view.frustum_y * vid_pixelheight.value * (float)r_refdef.view.width / (float)r_refdef.view.height;
1554
1555                         r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
1556                         r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
1557
1558                         if(!CL_VM_UpdateView())
1559                                 R_RenderView();
1560                 }
1561         }
1562
1563         if (!r_stereo_sidebyside.integer)
1564         {
1565                 r_refdef.view.width = vid.width;
1566                 r_refdef.view.height = vid.height;
1567                 r_refdef.view.depth = 1;
1568                 r_refdef.view.x = 0;
1569                 r_refdef.view.y = 0;
1570                 r_refdef.view.z = 0;
1571                 r_refdef.view.useperspective = false;
1572         }
1573
1574         // draw 2D stuff
1575         if(!scr_con_current && !(key_consoleactive & KEY_CONSOLEACTIVE_FORCED))
1576                 if ((key_dest == key_game || key_dest == key_message) && !r_letterbox.value)
1577                         Con_DrawNotify ();      // only draw notify in game
1578
1579         if (cls.signon == SIGNONS)
1580         {
1581                 SCR_DrawNet ();
1582                 SCR_DrawTurtle ();
1583                 SCR_DrawPause ();
1584                 if (!r_letterbox.value)
1585                         Sbar_Draw();
1586                 SHOWLMP_drawall();
1587                 SCR_CheckDrawCenterString();
1588         }
1589         SCR_DrawNetGraph ();
1590         MR_Draw();
1591         CL_DrawVideo();
1592         R_Shadow_EditLights_DrawSelectedLightProperties();
1593
1594         SCR_DrawConsole();
1595
1596         SCR_DrawBrand();
1597
1598         SCR_DrawInfobar();
1599
1600         if (r_timereport_active)
1601                 R_TimeReport("2d");
1602
1603         if (cls.signon == SIGNONS)
1604                 R_TimeReport_EndFrame();
1605
1606         DrawQ_Finish();
1607
1608         R_DrawGamma();
1609
1610         R_Mesh_Finish();
1611 }
1612
1613 typedef struct loadingscreenstack_s
1614 {
1615         struct loadingscreenstack_s *prev;
1616         char msg[MAX_QPATH];
1617         float absolute_loading_amount_min; // this corresponds to relative completion 0 of this item
1618         float absolute_loading_amount_len; // this corresponds to relative completion 1 of this item
1619         float relative_completion; // 0 .. 1
1620 }
1621 loadingscreenstack_t;
1622 static loadingscreenstack_t *loadingscreenstack = NULL;
1623 static double loadingscreentime = -1;
1624 static qboolean loadingscreencleared = false;
1625 static float loadingscreenheight = 0;
1626 rtexture_t *loadingscreentexture = NULL;
1627 static float loadingscreentexture_vertex3f[12];
1628 static float loadingscreentexture_texcoord2f[8];
1629
1630 static void SCR_ClearLoadingScreenTexture()
1631 {
1632         if(loadingscreentexture)
1633                 R_FreeTexture(loadingscreentexture);
1634         loadingscreentexture = NULL;
1635 }
1636
1637 extern rtexturepool_t r_main_texturepool;
1638 static void SCR_SetLoadingScreenTexture()
1639 {
1640         int w, h;
1641         float loadingscreentexture_w;
1642         float loadingscreentexture_h;
1643
1644         SCR_ClearLoadingScreenTexture();
1645
1646         if (gl_support_arb_texture_non_power_of_two)
1647         {
1648                 w = vid.width; h = vid.height;
1649                 loadingscreentexture_w = loadingscreentexture_h = 1;
1650         }
1651         else
1652         {
1653                 w = CeilPowerOf2(vid.width); h = CeilPowerOf2(vid.height);
1654                 loadingscreentexture_w = vid.width / (float) w;
1655                 loadingscreentexture_h = vid.height / (float) h;
1656         }
1657
1658         loadingscreentexture = R_LoadTexture2D(&r_main_texturepool, "loadingscreentexture", w, h, NULL, TEXTYPE_BGRA, TEXF_FORCENEAREST | TEXF_CLAMP | TEXF_ALWAYSPRECACHE, NULL);
1659         R_Mesh_TexBind(0, R_GetTexture(loadingscreentexture));
1660         GL_ActiveTexture(0);
1661         CHECKGLERROR
1662         qglCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, 0, vid.width, vid.height);CHECKGLERROR
1663
1664         loadingscreentexture_vertex3f[2] = loadingscreentexture_vertex3f[5] = loadingscreentexture_vertex3f[8] = loadingscreentexture_vertex3f[11] = 0;
1665         loadingscreentexture_vertex3f[0] = loadingscreentexture_vertex3f[9] = 0;
1666         loadingscreentexture_vertex3f[1] = loadingscreentexture_vertex3f[4] = 0;
1667         loadingscreentexture_vertex3f[3] = loadingscreentexture_vertex3f[6] = vid_conwidth.integer;
1668         loadingscreentexture_vertex3f[7] = loadingscreentexture_vertex3f[10] = vid_conheight.integer;
1669         loadingscreentexture_texcoord2f[0] = 0;loadingscreentexture_texcoord2f[1] = loadingscreentexture_h;
1670         loadingscreentexture_texcoord2f[2] = loadingscreentexture_w;loadingscreentexture_texcoord2f[3] = loadingscreentexture_h;
1671         loadingscreentexture_texcoord2f[4] = loadingscreentexture_w;loadingscreentexture_texcoord2f[5] = 0;
1672         loadingscreentexture_texcoord2f[6] = 0;loadingscreentexture_texcoord2f[7] = 0;
1673 }
1674
1675 void SCR_UpdateLoadingScreenIfShown()
1676 {
1677         if(realtime == loadingscreentime)
1678                 SCR_UpdateLoadingScreen(loadingscreencleared);
1679 }
1680
1681 void SCR_PushLoadingScreen (qboolean redraw, const char *msg, float len_in_parent)
1682 {
1683         loadingscreenstack_t *s = (loadingscreenstack_t *) Z_Malloc(sizeof(loadingscreenstack_t));
1684         s->prev = loadingscreenstack;
1685         loadingscreenstack = s;
1686
1687         strlcpy(s->msg, msg, sizeof(s->msg));
1688         s->relative_completion = 0;
1689
1690         if(s->prev)
1691         {
1692                 s->absolute_loading_amount_min = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len * s->prev->relative_completion;
1693                 s->absolute_loading_amount_len = s->prev->absolute_loading_amount_len * len_in_parent;
1694                 if(s->absolute_loading_amount_len > s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min)
1695                         s->absolute_loading_amount_len = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min;
1696         }
1697         else
1698         {
1699                 s->absolute_loading_amount_min = 0;
1700                 s->absolute_loading_amount_len = 1;
1701         }
1702
1703         if(redraw)
1704                 SCR_UpdateLoadingScreenIfShown();
1705 }
1706
1707 void SCR_PopLoadingScreen (qboolean redraw)
1708 {
1709         loadingscreenstack_t *s = loadingscreenstack;
1710
1711         if(!s)
1712         {
1713                 Con_DPrintf("Popping a loading screen item from an empty stack!\n");
1714                 return;
1715         }
1716
1717         loadingscreenstack = s->prev;
1718         if(s->prev)
1719                 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;
1720         Z_Free(s);
1721
1722         if(redraw)
1723                 SCR_UpdateLoadingScreenIfShown();
1724 }
1725
1726 void SCR_ClearLoadingScreen (qboolean redraw)
1727 {
1728         while(loadingscreenstack)
1729                 SCR_PopLoadingScreen(redraw && !loadingscreenstack->prev);
1730 }
1731
1732 static float SCR_DrawLoadingStack_r(loadingscreenstack_t *s, float y)
1733 {
1734         float size = 8;
1735         float x;
1736         size_t len;
1737         float total;
1738
1739         total = 0;
1740 #if 0
1741         if(s)
1742         {
1743                 total += SCR_DrawLoadingStack_r(s->prev, y);
1744                 y -= total;
1745                 if(!s->prev || strcmp(s->msg, s->prev->msg))
1746                 {
1747                         len = strlen(s->msg);
1748                         x = (vid_conwidth.integer - DrawQ_TextWidth_Font(s->msg, len, true, FONT_INFOBAR) * size) / 2;
1749                         y -= size;
1750                         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
1751                         DrawQ_String_Font(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
1752                         total += size;
1753                 }
1754         }
1755 #else
1756         if(s)
1757         {
1758                 len = strlen(s->msg);
1759                 x = (vid_conwidth.integer - DrawQ_TextWidth_Font(s->msg, len, true, FONT_INFOBAR) * size) / 2;
1760                 y -= size;
1761                 DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
1762                 DrawQ_String_Font(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
1763                 total += size;
1764         }
1765 #endif
1766         return total;
1767 }
1768
1769 static void SCR_DrawLoadingStack()
1770 {
1771         float verts[12];
1772         float colors[16];
1773         int i;
1774
1775         loadingscreenheight = SCR_DrawLoadingStack_r(loadingscreenstack, vid_conheight.integer);
1776         if(loadingscreenstack)
1777         {
1778                 // height = 32; // sorry, using the actual one is ugly
1779                 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
1780                 GL_DepthRange(0, 1);
1781                 GL_PolygonOffset(0, 0);
1782                 GL_DepthTest(false);
1783                 R_Mesh_VertexPointer(verts, 0, 0);
1784                 R_Mesh_ColorPointer(colors, 0, 0);
1785                 R_Mesh_ResetTextureState();
1786                 R_SetupGenericShader(false);
1787                 verts[2] = verts[5] = verts[8] = verts[11] = 0;
1788                 verts[0] = verts[9] = 0;
1789                 verts[1] = verts[4] = vid_conheight.integer - 8;
1790                 verts[3] = verts[6] = vid_conwidth.integer * loadingscreenstack->absolute_loading_amount_min;
1791                 verts[7] = verts[10] = vid_conheight.integer;
1792
1793                 for(i = 0; i < 16; ++i)
1794                         colors[i] = (i % 4 == 3) || (i >= 8 && i % 4 == 2);
1795                         //                                     ^^^^^^^^^^ blue component
1796                         //                           ^^^^^^ bottom row
1797                         //          ^^^^^^^^^^^^ alpha is always on
1798                 R_Mesh_Draw(0, 4, 0, 2, NULL, polygonelements, 0, 0);
1799
1800                 // make sure everything is cleared, including the progress indicator
1801                 if(loadingscreenheight < 8)
1802                         loadingscreenheight = 8;
1803         }
1804 }
1805
1806 static cachepic_t *loadingscreenpic;
1807 static float loadingscreenpic_vertex3f[12];
1808 static float loadingscreenpic_texcoord2f[8];
1809
1810 static void SCR_DrawLoadingScreen_SharedSetup (qboolean clear)
1811 {
1812         float x, y;
1813         // release mouse grab while loading
1814         if (!vid.fullscreen)
1815                 VID_SetMouse(false, false, false);
1816         CHECKGLERROR
1817         qglViewport(0, 0, vid.width, vid.height);CHECKGLERROR
1818         //qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
1819         //qglDepthMask(1);CHECKGLERROR
1820         qglColorMask(1,1,1,1);CHECKGLERROR
1821         qglClearColor(0,0,0,0);CHECKGLERROR
1822         // when starting up a new video mode, make sure the screen is cleared to black
1823         if (clear)
1824                 qglClear(GL_COLOR_BUFFER_BIT);CHECKGLERROR
1825         R_Textures_Frame();
1826         GL_SetupView_Mode_Ortho(0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100);
1827         R_Mesh_Start();
1828         R_Mesh_Matrix(&identitymatrix);
1829         // draw the loading plaque
1830         loadingscreenpic = Draw_CachePic ("gfx/loading");
1831         x = (vid_conwidth.integer - loadingscreenpic->width)/2;
1832         y = (vid_conheight.integer - loadingscreenpic->height)/2;
1833         loadingscreenpic_vertex3f[2] = loadingscreenpic_vertex3f[5] = loadingscreenpic_vertex3f[8] = loadingscreenpic_vertex3f[11] = 0;
1834         loadingscreenpic_vertex3f[0] = loadingscreenpic_vertex3f[9] = x;
1835         loadingscreenpic_vertex3f[1] = loadingscreenpic_vertex3f[4] = y;
1836         loadingscreenpic_vertex3f[3] = loadingscreenpic_vertex3f[6] = x + loadingscreenpic->width;
1837         loadingscreenpic_vertex3f[7] = loadingscreenpic_vertex3f[10] = y + loadingscreenpic->height;
1838         loadingscreenpic_texcoord2f[0] = 0;loadingscreenpic_texcoord2f[1] = 0;
1839         loadingscreenpic_texcoord2f[2] = 1;loadingscreenpic_texcoord2f[3] = 0;
1840         loadingscreenpic_texcoord2f[4] = 1;loadingscreenpic_texcoord2f[5] = 1;
1841         loadingscreenpic_texcoord2f[6] = 0;loadingscreenpic_texcoord2f[7] = 1;
1842 }
1843
1844 static void SCR_DrawLoadingScreen (qboolean clear)
1845 {
1846         // we only need to draw the image if it isn't already there
1847         GL_Color(1,1,1,1);
1848         GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1849         GL_DepthRange(0, 1);
1850         GL_PolygonOffset(0, 0);
1851         GL_DepthTest(false);
1852         R_SetupGenericShader(true);
1853         R_Mesh_ColorPointer(NULL, 0, 0);
1854         if(loadingscreentexture)
1855         {
1856                 R_Mesh_VertexPointer(loadingscreentexture_vertex3f, 0, 0);
1857                 R_Mesh_ResetTextureState();
1858                 R_Mesh_TexBind(0, R_GetTexture(loadingscreentexture));
1859                 R_Mesh_TexCoordPointer(0, 2, loadingscreentexture_texcoord2f, 0, 0);
1860                 R_Mesh_Draw(0, 4, 0, 2, NULL, polygonelements, 0, 0);
1861         }
1862         R_Mesh_VertexPointer(loadingscreenpic_vertex3f, 0, 0);
1863         R_Mesh_ResetTextureState();
1864         R_Mesh_TexBind(0, R_GetTexture(loadingscreenpic->tex));
1865         R_Mesh_TexCoordPointer(0, 2, loadingscreenpic_texcoord2f, 0, 0);
1866         R_Mesh_Draw(0, 4, 0, 2, NULL, polygonelements, 0, 0);
1867         SCR_DrawLoadingStack();
1868 }
1869
1870 static void SCR_DrawLoadingScreen_SharedFinish (qboolean clear)
1871 {
1872         R_Mesh_Finish();
1873         // refresh
1874         VID_Finish();
1875         // however this IS necessary on Windows Vista
1876         qglFinish();
1877 }
1878
1879 void SCR_UpdateLoadingScreen (qboolean clear)
1880 {
1881         keydest_t       old_key_dest;
1882         int                     old_key_consoleactive;
1883
1884         // don't do anything if not initialized yet
1885         if (vid_hidden || !scr_refresh.integer || cls.state == ca_dedicated)
1886                 return;
1887         
1888         if(clear)
1889                 SCR_ClearLoadingScreenTexture();
1890         else if(loadingscreentime != realtime)
1891                 SCR_SetLoadingScreenTexture();
1892
1893         if(loadingscreentime != realtime)
1894         {
1895                 loadingscreentime = realtime;
1896                 loadingscreenheight = 0;
1897         }
1898         loadingscreencleared = clear;
1899
1900         SCR_DrawLoadingScreen_SharedSetup(clear);
1901         if (vid.stereobuffer)
1902         {
1903                 qglDrawBuffer(GL_BACK_LEFT);
1904                 SCR_DrawLoadingScreen(clear);
1905                 qglDrawBuffer(GL_BACK_RIGHT);
1906                 SCR_DrawLoadingScreen(clear);
1907         }
1908         else
1909         {
1910                 qglDrawBuffer(GL_BACK);
1911                 SCR_DrawLoadingScreen(clear);
1912         }
1913         SCR_DrawLoadingScreen_SharedFinish(clear);
1914
1915         // this goes into the event loop, and should prevent unresponsive cursor on vista
1916         old_key_dest = key_dest;
1917         old_key_consoleactive = key_consoleactive;
1918         key_dest = key_void;
1919         key_consoleactive = false;
1920         Sys_SendKeyEvents();
1921         key_dest = old_key_dest;
1922         key_consoleactive = old_key_consoleactive;
1923 }
1924
1925 extern cvar_t cl_minfps;
1926 extern cvar_t cl_minfps_fade;
1927 extern cvar_t cl_minfps_qualitymax;
1928 extern cvar_t cl_minfps_qualitymin;
1929 extern cvar_t cl_minfps_qualitypower;
1930 extern cvar_t cl_minfps_qualityscale;
1931 static double cl_updatescreen_rendertime = 0;
1932 static double cl_updatescreen_quality = 1;
1933 void CL_UpdateScreen(void)
1934 {
1935         double rendertime1;
1936         float conwidth, conheight;
1937
1938         if (!scr_initialized || !con_initialized)
1939                 return;                         // not initialized yet
1940
1941         if(gamemode == GAME_NEXUIZ)
1942         {
1943                 // play a bit with the palette (experimental)
1944                 palette_rgb_pantscolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time / exp(1) + 0*M_PI/3));
1945                 palette_rgb_pantscolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time / exp(1) + 2*M_PI/3));
1946                 palette_rgb_pantscolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time / exp(1) + 4*M_PI/3));
1947                 palette_rgb_shirtcolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 5*M_PI/3));
1948                 palette_rgb_shirtcolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 3*M_PI/3));
1949                 palette_rgb_shirtcolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 1*M_PI/3));
1950                 memcpy(palette_rgb_pantsscoreboard[15], palette_rgb_pantscolormap[15], sizeof(*palette_rgb_pantscolormap));
1951                 memcpy(palette_rgb_shirtscoreboard[15], palette_rgb_shirtcolormap[15], sizeof(*palette_rgb_shirtcolormap));
1952         }
1953
1954         if (vid_hidden || !scr_refresh.integer)
1955                 return;
1956
1957         rendertime1 = Sys_DoubleTime();
1958
1959         conwidth = bound(320, vid_conwidth.value, 2048);
1960         conheight = bound(200, vid_conheight.value, 1536);
1961         if (vid_conwidth.value != conwidth)
1962                 Cvar_SetValue("vid_conwidth", conwidth);
1963         if (vid_conheight.value != conheight)
1964                 Cvar_SetValue("vid_conheight", conheight);
1965
1966         // bound viewsize
1967         if (scr_viewsize.value < 30)
1968                 Cvar_Set ("viewsize","30");
1969         if (scr_viewsize.value > 120)
1970                 Cvar_Set ("viewsize","120");
1971
1972         // bound field of view
1973         if (scr_fov.value < 1)
1974                 Cvar_Set ("fov","1");
1975         if (scr_fov.value > 170)
1976                 Cvar_Set ("fov","170");
1977
1978         // validate r_textureunits cvar
1979         if (r_textureunits.integer > gl_textureunits)
1980                 Cvar_SetValueQuick(&r_textureunits, gl_textureunits);
1981         if (r_textureunits.integer < 1)
1982                 Cvar_SetValueQuick(&r_textureunits, 1);
1983
1984         // validate gl_combine cvar
1985         if (gl_combine.integer && !gl_combine_extension)
1986                 Cvar_SetValueQuick(&gl_combine, 0);
1987
1988         // intermission is always full screen
1989         if (cl.intermission)
1990                 sb_lines = 0;
1991         else
1992         {
1993                 if (scr_viewsize.value >= 120)
1994                         sb_lines = 0;           // no status bar at all
1995                 else if (scr_viewsize.value >= 110)
1996                         sb_lines = 24;          // no inventory
1997                 else
1998                         sb_lines = 24+16+8;
1999         }
2000
2001         r_refdef.view.colormask[0] = 1;
2002         r_refdef.view.colormask[1] = 1;
2003         r_refdef.view.colormask[2] = 1;
2004
2005         SCR_SetUpToDrawConsole();
2006
2007         CHECKGLERROR
2008         qglDrawBuffer(GL_BACK);CHECKGLERROR
2009         qglViewport(0, 0, vid.width, vid.height);CHECKGLERROR
2010         qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
2011         qglDepthMask(1);CHECKGLERROR
2012         qglColorMask(1,1,1,1);CHECKGLERROR
2013         qglClearColor(0,0,0,0);CHECKGLERROR
2014         R_ClearScreen(false);
2015         r_refdef.view.clear = false;
2016         r_refdef.view.isoverlay = false;
2017         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);
2018
2019         if(scr_stipple.integer)
2020         {
2021                 GLubyte stipple[128];
2022                 int i, s, width, parts;
2023                 static int frame = 0;
2024                 ++frame;
2025
2026                 s = scr_stipple.integer;
2027                 parts = (s & 007);
2028                 width = (s & 070) >> 3;
2029
2030                 qglEnable(GL_POLYGON_STIPPLE); // 0x0B42
2031                 for(i = 0; i < 128; ++i)
2032                 {
2033                         int line = i/4;
2034                         stipple[i] = (((line >> width) + frame) & ((1 << parts) - 1)) ? 0x00 : 0xFF;
2035                 }
2036                 qglPolygonStipple(stipple);
2037         }
2038         else
2039                 qglDisable(GL_POLYGON_STIPPLE);
2040
2041         if (vid.stereobuffer || r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer || r_stereo_sidebyside.integer)
2042         {
2043                 matrix4x4_t originalmatrix = r_refdef.view.matrix;
2044                 matrix4x4_t offsetmatrix;
2045                 Matrix4x4_CreateFromQuakeEntity(&offsetmatrix, 0, r_stereo_separation.value * 0.5f, 0, 0, r_stereo_angle.value * 0.5f, 0, 1);
2046                 Matrix4x4_Concat(&r_refdef.view.matrix, &originalmatrix, &offsetmatrix);
2047
2048                 if (r_stereo_sidebyside.integer)
2049                         r_stereo_side = 0;
2050
2051                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2052                 {
2053                         r_refdef.view.colormask[0] = 1;
2054                         r_refdef.view.colormask[1] = 0;
2055                         r_refdef.view.colormask[2] = 0;
2056                 }
2057
2058                 if (vid.stereobuffer)
2059                         qglDrawBuffer(GL_BACK_RIGHT);
2060
2061                 SCR_DrawScreen();
2062
2063                 Matrix4x4_CreateFromQuakeEntity(&offsetmatrix, 0, r_stereo_separation.value * -0.5f, 0, 0, r_stereo_angle.value * -0.5f, 0, 1);
2064                 Matrix4x4_Concat(&r_refdef.view.matrix, &originalmatrix, &offsetmatrix);
2065
2066                 if (r_stereo_sidebyside.integer)
2067                         r_stereo_side = 1;
2068
2069                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2070                 {
2071                         r_refdef.view.colormask[0] = 0;
2072                         r_refdef.view.colormask[1] = r_stereo_redcyan.integer || r_stereo_redgreen.integer;
2073                         r_refdef.view.colormask[2] = r_stereo_redcyan.integer || r_stereo_redblue.integer;
2074                 }
2075
2076                 if (vid.stereobuffer)
2077                         qglDrawBuffer(GL_BACK_LEFT);
2078
2079                 SCR_DrawScreen();
2080
2081                 r_refdef.view.matrix = originalmatrix;
2082         }
2083         else
2084                 SCR_DrawScreen();
2085
2086         SCR_CaptureVideo();
2087
2088         // quality adjustment according to render time
2089         qglFlush();
2090         cl_updatescreen_rendertime += ((Sys_DoubleTime() - rendertime1) - cl_updatescreen_rendertime) * bound(0, cl_minfps_fade.value, 1);
2091         if (cl_minfps.value > 0 && cl_updatescreen_rendertime > 0 && !cls.timedemo && (!cls.capturevideo.active || !cls.capturevideo.realtime))
2092                 cl_updatescreen_quality = 1 / (cl_updatescreen_rendertime * cl_minfps.value);
2093         else
2094                 cl_updatescreen_quality = 1;
2095
2096         if (!vid_activewindow)
2097                 VID_SetMouse(false, false, false);
2098         else if (key_consoleactive)
2099                 VID_SetMouse(vid.fullscreen, false, false);
2100         else if (key_dest == key_menu_grabbed)
2101                 VID_SetMouse(true, vid_mouse.integer && !in_client_mouse, true);
2102         else if (key_dest == key_menu)
2103                 VID_SetMouse(vid.fullscreen, vid_mouse.integer && !in_client_mouse, true);
2104         else
2105                 VID_SetMouse(vid.fullscreen, vid_mouse.integer && !cl.csqc_wantsmousemove && (!cls.demoplayback || cl_demo_mousegrab.integer), true);
2106
2107         VID_Finish();
2108 }
2109
2110 void CL_Screen_NewMap(void)
2111 {
2112 }