renamed gl_stencil to vid.stencil
[xonotic/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 scr_loadingscreen_background = {0, "scr_loadingscreen_background","0", "show the last visible background during loading screen (costs one screenful of video memory)"};
28 cvar_t vid_conwidth = {CVAR_SAVE, "vid_conwidth", "640", "virtual width of 2D graphics system"};
29 cvar_t vid_conheight = {CVAR_SAVE, "vid_conheight", "480", "virtual height of 2D graphics system"};
30 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)"};
31 cvar_t scr_screenshot_jpeg = {CVAR_SAVE, "scr_screenshot_jpeg","1", "save jpeg instead of targa"};
32 cvar_t scr_screenshot_jpeg_quality = {CVAR_SAVE, "scr_screenshot_jpeg_quality","0.9", "image quality of saved jpeg"};
33 cvar_t scr_screenshot_gammaboost = {CVAR_SAVE, "scr_screenshot_gammaboost","1", "gamma correction on saved screenshots and videos, 1.0 saves unmodified images"};
34 cvar_t scr_screenshot_hwgamma = {CVAR_SAVE, "scr_screenshot_hwgamma","1", "apply the video gamma ramp to saved screenshots and videos"};
35 // scr_screenshot_name is defined in fs.c
36 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)"};
37 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)"};
38 cvar_t cl_capturevideo_width = {CVAR_SAVE, "cl_capturevideo_width", "0", "scales all frames to this resolution before saving the video"};
39 cvar_t cl_capturevideo_height = {CVAR_SAVE, "cl_capturevideo_height", "0", "scales all frames to this resolution before saving the video"};
40 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"};
41 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)"};
42 cvar_t cl_capturevideo_nameformat = {CVAR_SAVE, "cl_capturevideo_nameformat", "dpvideo", "prefix for saved videos (the date is encoded using strftime escapes)"};
43 cvar_t cl_capturevideo_number = {CVAR_SAVE, "cl_capturevideo_number", "1", "number to append to video filename, incremented each time a capture begins"};
44 cvar_t cl_capturevideo_ogg = {CVAR_SAVE, "cl_capturevideo_ogg", "1", "save captured video data as Ogg/Vorbis/Theora streams"};
45 cvar_t cl_capturevideo_framestep = {CVAR_SAVE, "cl_capturevideo_framestep", "1", "when set to n >= 1, render n frames to capture one (useful for motion blur like effects)"};
46 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)"};
47 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)"};
48 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)"};
49 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)"};
50 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"};
51 cvar_t r_stereo_redgreen = {0, "r_stereo_redgreen", "0", "red/green anaglyph stereo glasses (for those who don't mind yellow)"};
52 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)"};
53 cvar_t scr_zoomwindow = {CVAR_SAVE, "scr_zoomwindow", "0", "displays a zoomed in overlay window"};
54 cvar_t scr_zoomwindow_viewsizex = {CVAR_SAVE, "scr_zoomwindow_viewsizex", "20", "horizontal viewsize of zoom window"};
55 cvar_t scr_zoomwindow_viewsizey = {CVAR_SAVE, "scr_zoomwindow_viewsizey", "20", "vertical viewsize of zoom window"};
56 cvar_t scr_zoomwindow_fov = {CVAR_SAVE, "scr_zoomwindow_fov", "20", "fov of zoom window"};
57 cvar_t scr_stipple = {0, "scr_stipple", "0", "interlacing-like stippling of the display"};
58 cvar_t scr_refresh = {0, "scr_refresh", "1", "allows you to completely shut off rendering for benchmarking purposes"};
59 cvar_t scr_screenshot_name_in_mapdir = {CVAR_SAVE, "scr_screenshot_name_in_mapdir", "0", "if set to 1, screenshots are placed in a subdirectory named like the map they are from"};
60 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)"};
61 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)"};
62 cvar_t timedemo_screenshotframelist = {0, "timedemo_screenshotframelist", "", "when performing a timedemo, take screenshots of each frame in this space-separated list - example: 1 201 401"};
63
64 extern cvar_t r_glsl;
65 extern cvar_t v_glslgamma;
66 extern cvar_t sbar_info_pos;
67 #define WANT_SCREENSHOT_HWGAMMA (scr_screenshot_hwgamma.integer && vid_usinghwgamma)
68
69 int jpeg_supported = false;
70
71 qboolean        scr_initialized;                // ready to draw
72
73 float           scr_con_current;
74 int                     scr_con_margin_bottom;
75
76 extern int      con_vislines;
77
78 static void SCR_ScreenShot_f (void);
79 static void R_Envmap_f (void);
80
81 // backend
82 void R_ClearScreen(qboolean fogcolor);
83
84 /*
85 ===============================================================================
86
87 CENTER PRINTING
88
89 ===============================================================================
90 */
91
92 char            scr_centerstring[MAX_INPUTLINE];
93 float           scr_centertime_start;   // for slow victory printing
94 float           scr_centertime_off;
95 int                     scr_center_lines;
96 int                     scr_erase_lines;
97 int                     scr_erase_center;
98 char        scr_infobarstring[MAX_INPUTLINE];
99 float       scr_infobartime_off;
100
101 /*
102 ==============
103 SCR_CenterPrint
104
105 Called for important messages that should stay in the center of the screen
106 for a few moments
107 ==============
108 */
109 void SCR_CenterPrint(const char *str)
110 {
111         strlcpy (scr_centerstring, str, sizeof (scr_centerstring));
112         scr_centertime_off = scr_centertime.value;
113         scr_centertime_start = cl.time;
114
115 // count the number of lines for centering
116         scr_center_lines = 1;
117         while (*str)
118         {
119                 if (*str == '\n')
120                         scr_center_lines++;
121                 str++;
122         }
123 }
124
125
126 void SCR_DrawCenterString (void)
127 {
128         char    *start;
129         int             x, y;
130         int             remaining;
131         int             color;
132
133         if(cl.intermission == 2) // in finale,
134                 if(sb_showscores) // make TAB hide the finale message (sb_showscores overrides finale in sbar.c)
135                         return;
136
137         if(scr_centertime.value <= 0 && !cl.intermission)
138                 return;
139
140 // the finale prints the characters one at a time, except if printspeed is an absurdly high value
141         if (cl.intermission && scr_printspeed.value > 0 && scr_printspeed.value < 1000000)
142                 remaining = (int)(scr_printspeed.value * (cl.time - scr_centertime_start));
143         else
144                 remaining = 9999;
145
146         scr_erase_center = 0;
147         start = scr_centerstring;
148
149         if (remaining < 1)
150                 return;
151
152         if (scr_center_lines <= 4)
153                 y = (int)(vid_conheight.integer*0.35);
154         else
155                 y = 48;
156
157         color = -1;
158         do
159         {
160                 // scan the number of characters on the line, not counting color codes
161                 char *newline = strchr(start, '\n');
162                 int l = newline ? (newline - start) : (int)strlen(start);
163                 float width = DrawQ_TextWidth_Font(start, l, false, FONT_CENTERPRINT) * 8;
164
165                 x = (int) (vid_conwidth.integer - width)/2;
166                 if (l > 0)
167                 {
168                         if (remaining < l)
169                                 l = remaining;
170                         DrawQ_String_Font(x, y, start, l, 8, 8, 1, 1, 1, 1, 0, &color, false, FONT_CENTERPRINT);
171                         remaining -= l;
172                         if (remaining <= 0)
173                                 return;
174                 }
175                 y += 8;
176
177                 if (!newline)
178                         break;
179                 start = newline + 1; // skip the \n
180         } while (1);
181 }
182
183 void SCR_CheckDrawCenterString (void)
184 {
185         if (scr_center_lines > scr_erase_lines)
186                 scr_erase_lines = scr_center_lines;
187
188         if (cl.time > cl.oldtime)
189                 scr_centertime_off -= cl.time - cl.oldtime;
190
191         // don't draw if this is a normal stats-screen intermission,
192         // only if it is not an intermission, or a finale intermission
193         if (cl.intermission == 1)
194                 return;
195         if (scr_centertime_off <= 0 && !cl.intermission)
196                 return;
197         if (key_dest != key_game)
198                 return;
199
200         SCR_DrawCenterString ();
201 }
202
203 void SCR_DrawNetGraph_DrawGraph (int graphx, int graphy, int graphwidth, int graphheight, float graphscale, const char *label, float textsize, int packetcounter, netgraphitem_t *netgraph)
204 {
205         netgraphitem_t *graph;
206         int j, x, y;
207         int totalbytes = 0;
208         char bytesstring[128];
209         float g[NETGRAPH_PACKETS][6];
210         float *a;
211         float *b;
212         DrawQ_Fill(graphx, graphy, graphwidth, graphheight + textsize * 2, 0, 0, 0, 0.5, 0);
213         // draw the bar graph itself
214         // advance the packet counter because it is the latest packet column being
215         // built up and should come last
216         packetcounter = (packetcounter + 1) % NETGRAPH_PACKETS;
217         memset(g, 0, sizeof(g));
218         for (j = 0;j < NETGRAPH_PACKETS;j++)
219         {
220                 graph = netgraph + j;
221                 g[j][0] = 1.0f - 0.25f * (realtime - graph->time);
222                 g[j][1] = 1.0f;
223                 g[j][2] = 1.0f;
224                 g[j][3] = 1.0f;
225                 g[j][4] = 1.0f;
226                 g[j][5] = 1.0f;
227                 if (graph->unreliablebytes == NETGRAPH_LOSTPACKET)
228                         g[j][1] = 0.00f;
229                 else if (graph->unreliablebytes == NETGRAPH_CHOKEDPACKET)
230                         g[j][2] = 0.96f;
231                 else
232                 {
233                         g[j][3] = 1.0f    - graph->unreliablebytes * graphscale;
234                         g[j][4] = g[j][3] - graph->reliablebytes   * graphscale;
235                         g[j][5] = g[j][4] - graph->ackbytes        * graphscale;
236                         // count bytes in the last second
237                         if (realtime - graph->time < 1.0f)
238                                 totalbytes += graph->unreliablebytes + graph->reliablebytes + graph->ackbytes;
239                 }
240                 g[j][1] = bound(0.0f, g[j][1], 1.0f);
241                 g[j][2] = bound(0.0f, g[j][2], 1.0f);
242                 g[j][3] = bound(0.0f, g[j][3], 1.0f);
243                 g[j][4] = bound(0.0f, g[j][4], 1.0f);
244                 g[j][5] = bound(0.0f, g[j][5], 1.0f);
245         }
246         // render the lines for the graph
247         for (j = 0;j < NETGRAPH_PACKETS;j++)
248         {
249                 a = g[j];
250                 b = g[(j+1)%NETGRAPH_PACKETS];
251                 if (a[0] < 0.0f || b[0] > 1.0f || b[0] < a[0])
252                         continue;
253                 DrawQ_Line(0.0f, graphx + graphwidth * a[0], graphy + graphheight * a[2], graphx + graphwidth * b[0], graphy + graphheight * b[2], 1.0f, 1.0f, 0.0f, 1.0f, 0);
254                 DrawQ_Line(0.0f, graphx + graphwidth * a[0], graphy + graphheight * a[1], graphx + graphwidth * b[0], graphy + graphheight * b[1], 1.0f, 0.0f, 0.0f, 1.0f, 0);
255                 DrawQ_Line(0.0f, graphx + graphwidth * a[0], graphy + graphheight * a[5], graphx + graphwidth * b[0], graphy + graphheight * b[5], 0.0f, 1.0f, 0.0f, 1.0f, 0);
256                 DrawQ_Line(0.0f, graphx + graphwidth * a[0], graphy + graphheight * a[4], graphx + graphwidth * b[0], graphy + graphheight * b[4], 1.0f, 1.0f, 1.0f, 1.0f, 0);
257                 DrawQ_Line(0.0f, graphx + graphwidth * a[0], graphy + graphheight * a[3], graphx + graphwidth * b[0], graphy + graphheight * b[3], 1.0f, 0.5f, 0.0f, 1.0f, 0);
258         }
259         x = graphx;
260         y = graphy + graphheight;
261         dpsnprintf(bytesstring, sizeof(bytesstring), "%i", totalbytes);
262         DrawQ_String(x, y, label      , 0, textsize, textsize, 1.0f, 1.0f, 1.0f, 1.0f, 0, NULL, false);y += textsize;
263         DrawQ_String(x, y, bytesstring, 0, textsize, textsize, 1.0f, 1.0f, 1.0f, 1.0f, 0, NULL, false);y += textsize;
264 }
265
266 /*
267 ==============
268 SCR_DrawNetGraph
269 ==============
270 */
271 void SCR_DrawNetGraph (void)
272 {
273         int i, separator1, separator2, graphwidth, graphheight, netgraph_x, netgraph_y, textsize, index, netgraphsperrow;
274         float graphscale;
275         netconn_t *c;
276
277         if (cls.state != ca_connected)
278                 return;
279         if (!cls.netcon)
280                 return;
281         if (!shownetgraph.integer)
282                 return;
283
284         separator1 = 2;
285         separator2 = 4;
286         textsize = 8;
287         graphwidth = 120;
288         graphheight = 70;
289         graphscale = 1.0f / 1500.0f;
290
291         netgraphsperrow = (vid_conwidth.integer + separator2) / (graphwidth * 2 + separator1 + separator2);
292         netgraphsperrow = max(netgraphsperrow, 1);
293
294         index = 0;
295         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (graphwidth * 2 + separator1 + separator2);
296         netgraph_y = (vid_conheight.integer - 48 - sbar_info_pos.integer + separator2) - (1 + (index / netgraphsperrow)) * (graphheight + textsize + separator2);
297         c = cls.netcon;
298         SCR_DrawNetGraph_DrawGraph(netgraph_x                          , netgraph_y, graphwidth, graphheight, graphscale, "incoming", textsize, c->incoming_packetcounter, c->incoming_netgraph);
299         SCR_DrawNetGraph_DrawGraph(netgraph_x + graphwidth + separator1, netgraph_y, graphwidth, graphheight, graphscale, "outgoing", textsize, c->outgoing_packetcounter, c->outgoing_netgraph);
300         index++;
301
302         if (sv.active && shownetgraph.integer >= 2)
303         {
304                 for (i = 0;i < svs.maxclients;i++)
305                 {
306                         c = svs.clients[i].netconnection;
307                         if (!c)
308                                 continue;
309                         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (graphwidth * 2 + separator1 + separator2);
310                         netgraph_y = (vid_conheight.integer - 48 + separator2) - (1 + (index / netgraphsperrow)) * (graphheight + textsize + separator2);
311                         SCR_DrawNetGraph_DrawGraph(netgraph_x                          , netgraph_y, graphwidth, graphheight, graphscale, va("%s", svs.clients[i].name), textsize, c->outgoing_packetcounter, c->outgoing_netgraph);
312                         SCR_DrawNetGraph_DrawGraph(netgraph_x + graphwidth + separator1, netgraph_y, graphwidth, graphheight, graphscale, ""                           , textsize, c->incoming_packetcounter, c->incoming_netgraph);
313                         index++;
314                 }
315         }
316 }
317
318 /*
319 ==============
320 SCR_DrawTurtle
321 ==============
322 */
323 void SCR_DrawTurtle (void)
324 {
325         static int      count;
326
327         if (cls.state != ca_connected)
328                 return;
329
330         if (!scr_showturtle.integer)
331                 return;
332
333         if (cl.realframetime < 0.1)
334         {
335                 count = 0;
336                 return;
337         }
338
339         count++;
340         if (count < 3)
341                 return;
342
343         DrawQ_Pic (0, 0, Draw_CachePic ("gfx/turtle"), 0, 0, 1, 1, 1, 1, 0);
344 }
345
346 /*
347 ==============
348 SCR_DrawNet
349 ==============
350 */
351 void SCR_DrawNet (void)
352 {
353         if (cls.state != ca_connected)
354                 return;
355         if (realtime - cl.last_received_message < 0.3)
356                 return;
357         if (cls.demoplayback)
358                 return;
359
360         DrawQ_Pic (64, 0, Draw_CachePic ("gfx/net"), 0, 0, 1, 1, 1, 1, 0);
361 }
362
363 /*
364 ==============
365 DrawPause
366 ==============
367 */
368 void SCR_DrawPause (void)
369 {
370         cachepic_t      *pic;
371
372         if (cls.state != ca_connected)
373                 return;
374
375         if (!scr_showpause.integer)             // turn off for screenshots
376                 return;
377
378         if (!cl.paused)
379                 return;
380
381         pic = Draw_CachePic ("gfx/pause");
382         DrawQ_Pic ((vid_conwidth.integer - pic->width)/2, (vid_conheight.integer - pic->height)/2, pic, 0, 0, 1, 1, 1, 1, 0);
383 }
384
385 /*
386 ==============
387 SCR_DrawBrand
388 ==============
389 */
390 void SCR_DrawBrand (void)
391 {
392         cachepic_t      *pic;
393         float           x, y;
394
395         if (!scr_showbrand.value)
396                 return;
397
398         pic = Draw_CachePic ("gfx/brand");
399
400         switch ((int)scr_showbrand.value)
401         {
402         case 1: // bottom left
403                 x = 0;
404                 y = vid_conheight.integer - pic->height;
405                 break;
406         case 2: // bottom centre
407                 x = (vid_conwidth.integer - pic->width) / 2;
408                 y = vid_conheight.integer - pic->height;
409                 break;
410         case 3: // bottom right
411                 x = vid_conwidth.integer - pic->width;
412                 y = vid_conheight.integer - pic->height;
413                 break;
414         case 4: // centre right
415                 x = vid_conwidth.integer - pic->width;
416                 y = (vid_conheight.integer - pic->height) / 2;
417                 break;
418         case 5: // top right
419                 x = vid_conwidth.integer - pic->width;
420                 y = 0;
421                 break;
422         case 6: // top centre
423                 x = (vid_conwidth.integer - pic->width) / 2;
424                 y = 0;
425                 break;
426         case 7: // top left
427                 x = 0;
428                 y = 0;
429                 break;
430         case 8: // centre left
431                 x = 0;
432                 y = (vid_conheight.integer - pic->height) / 2;
433                 break;
434         default:
435                 return;
436         }
437
438         DrawQ_Pic (x, y, pic, 0, 0, 1, 1, 1, 1, 0);
439 }
440
441 /*
442 ==============
443 SCR_DrawQWDownload
444 ==============
445 */
446 static int SCR_DrawQWDownload(int offset)
447 {
448         // sync with SCR_InfobarHeight
449         int len;
450         float x, y;
451         float size = 8;
452         char temp[256];
453
454         if (!cls.qw_downloadname[0])
455         {
456                 cls.qw_downloadspeedrate = 0;
457                 cls.qw_downloadspeedtime = realtime;
458                 cls.qw_downloadspeedcount = 0;
459                 return 0;
460         }
461         if (realtime >= cls.qw_downloadspeedtime + 1)
462         {
463                 cls.qw_downloadspeedrate = cls.qw_downloadspeedcount;
464                 cls.qw_downloadspeedtime = realtime;
465                 cls.qw_downloadspeedcount = 0;
466         }
467         if (cls.protocol == PROTOCOL_QUAKEWORLD)
468                 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);
469         else
470                 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);
471         len = (int)strlen(temp);
472         x = (vid_conwidth.integer - DrawQ_TextWidth_Font(temp, len, true, FONT_INFOBAR) * size) / 2;
473         y = vid_conheight.integer - size - offset;
474         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
475         DrawQ_String_Font(x, y, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
476         return 8;
477 }
478 /*
479 ==============
480 SCR_DrawInfobarString
481 ==============
482 */
483 static int SCR_DrawInfobarString(int offset)
484 {
485         int len;
486         float x, y;
487         float size = 8;
488
489         len = (int)strlen(scr_infobarstring);
490         x = (vid_conwidth.integer - DrawQ_TextWidth_Font(scr_infobarstring, len, false, FONT_INFOBAR) * size) / 2;
491         y = vid_conheight.integer - size - offset;
492         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
493         DrawQ_String_Font(x, y, scr_infobarstring, len, size, size, 1, 1, 1, 1, 0, NULL, false, FONT_INFOBAR);
494         return 8;
495 }
496
497 /*
498 ==============
499 SCR_DrawCurlDownload
500 ==============
501 */
502 static int SCR_DrawCurlDownload(int offset)
503 {
504         // sync with SCR_InfobarHeight
505         int len;
506         int nDownloads;
507         int i;
508         float x, y;
509         float size = 8;
510         Curl_downloadinfo_t *downinfo;
511         char temp[256];
512         const char *addinfo;
513
514         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo);
515         if(!downinfo)
516                 return 0;
517
518         y = vid_conheight.integer - size * nDownloads - offset;
519
520         if(addinfo)
521         {
522                 len = (int)strlen(addinfo);
523                 x = (vid_conwidth.integer - DrawQ_TextWidth_Font(addinfo, len, true, FONT_INFOBAR) * size) / 2;
524                 DrawQ_Fill(0, y - size, vid_conwidth.integer, size, 1, 1, 1, cls.signon == SIGNONS ? 0.8 : 1, 0);
525                 DrawQ_String_Font(x, y - size, addinfo, len, size, size, 0, 0, 0, 1, 0, NULL, true, FONT_INFOBAR);
526         }
527
528         for(i = 0; i != nDownloads; ++i)
529         {
530                 if(downinfo[i].queued)
531                         dpsnprintf(temp, sizeof(temp), "Still in queue: %s\n", downinfo[i].filename);
532                 else if(downinfo[i].progress <= 0)
533                         dpsnprintf(temp, sizeof(temp), "Downloading %s ...  ???.?%% @ %.1f KiB/s\n", downinfo[i].filename, downinfo[i].speed / 1024.0);
534                 else
535                         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);
536                 len = (int)strlen(temp);
537                 x = (vid_conwidth.integer - DrawQ_TextWidth_Font(temp, len, true, FONT_INFOBAR) * size) / 2;
538                 DrawQ_Fill(0, y + i * size, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
539                 DrawQ_String_Font(x, y + i * size, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
540         }
541
542         Z_Free(downinfo);
543
544         return 8 * (nDownloads + (addinfo ? 1 : 0));
545 }
546
547 /*
548 ==============
549 SCR_DrawInfobar
550 ==============
551 */
552 static void SCR_DrawInfobar(void)
553 {
554         int offset = 0;
555         if(scr_infobartime_off > 0)
556                 offset += SCR_DrawInfobarString(offset);
557         offset += SCR_DrawQWDownload(offset);
558         offset += SCR_DrawCurlDownload(offset);
559         if(offset != scr_con_margin_bottom)
560                 Con_DPrintf("broken console margin calculation: %d != %d\n", offset, scr_con_margin_bottom);
561 }
562
563 static int SCR_InfobarHeight(void)
564 {
565         int offset = 0;
566         Curl_downloadinfo_t *downinfo;
567         const char *addinfo;
568         int nDownloads;
569
570         if (cl.time > cl.oldtime)
571                 scr_infobartime_off -= cl.time - cl.oldtime;
572         if(scr_infobartime_off > 0)
573                 offset += 8;
574
575         if(cls.qw_downloadname[0])
576                 offset += 8;
577
578         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo);
579         if(downinfo)
580         {
581                 offset += 8 * (nDownloads + (addinfo ? 1 : 0));
582                 Z_Free(downinfo);
583         }
584
585         return offset;
586 }
587
588 /*
589 ==============
590 SCR_InfoBar_f
591 ==============
592 */
593 void SCR_InfoBar_f(void)
594 {
595         if(Cmd_Argc() == 3)
596         {
597                 scr_infobartime_off = atof(Cmd_Argv(1));
598                 strlcpy(scr_infobarstring, Cmd_Argv(2), sizeof(scr_infobarstring));
599         }
600         else
601         {
602                 Con_Printf("usage:\ninfobar expiretime \"string\"\n");
603         }
604 }
605 //=============================================================================
606
607 /*
608 ==================
609 SCR_SetUpToDrawConsole
610 ==================
611 */
612 void SCR_SetUpToDrawConsole (void)
613 {
614         // lines of console to display
615         float conlines;
616         static int framecounter = 0;
617
618         Con_CheckResize ();
619
620         if (scr_menuforcewhiledisconnected.integer && key_dest == key_game && cls.state == ca_disconnected)
621         {
622                 if (framecounter >= 2)
623                         MR_ToggleMenu_f();
624                 else
625                         framecounter++;
626         }
627         else
628                 framecounter = 0;
629
630         if (scr_conforcewhiledisconnected.integer && key_dest == key_game && cls.signon != SIGNONS)
631                 key_consoleactive |= KEY_CONSOLEACTIVE_FORCED;
632         else
633                 key_consoleactive &= ~KEY_CONSOLEACTIVE_FORCED;
634
635 // decide on the height of the console
636         if (key_consoleactive & KEY_CONSOLEACTIVE_USER)
637                 conlines = vid_conheight.integer/2;     // half screen
638         else
639                 conlines = 0;                           // none visible
640
641         scr_con_current = conlines;
642 }
643
644 /*
645 ==================
646 SCR_DrawConsole
647 ==================
648 */
649 void SCR_DrawConsole (void)
650 {
651         scr_con_margin_bottom = SCR_InfobarHeight();
652         if (key_consoleactive & KEY_CONSOLEACTIVE_FORCED)
653         {
654                 // full screen
655                 Con_DrawConsole (vid_conheight.integer - scr_con_margin_bottom);
656         }
657         else if (scr_con_current)
658                 Con_DrawConsole (min((int)scr_con_current, vid_conheight.integer - scr_con_margin_bottom));
659         else
660                 con_vislines = 0;
661 }
662
663 /*
664 ===============
665 SCR_BeginLoadingPlaque
666
667 ================
668 */
669 void SCR_BeginLoadingPlaque (void)
670 {
671         // save console log up to this point to log_file if it was set by configs
672         Log_Start();
673
674         Host_StartVideo();
675         SCR_UpdateLoadingScreen(false);
676 }
677
678 //=============================================================================
679
680 char r_speeds_timestring[4096];
681 int speedstringcount, r_timereport_active;
682 double r_timereport_temp = 0, r_timereport_current = 0, r_timereport_start = 0;
683 int r_speeds_longestitem = 0;
684
685 void R_TimeReport(char *desc)
686 {
687         char tempbuf[256];
688         int length;
689         int t;
690
691         if (r_speeds.integer < 2 || !r_timereport_active)
692                 return;
693
694         CHECKGLERROR
695         if (r_speeds.integer == 2)
696                 qglFinish();
697         CHECKGLERROR
698         r_timereport_temp = r_timereport_current;
699         r_timereport_current = Sys_DoubleTime();
700         t = (int) ((r_timereport_current - r_timereport_temp) * 1000000.0 + 0.5);
701
702         length = dpsnprintf(tempbuf, sizeof(tempbuf), "%8i %s", t, desc);
703         length = min(length, (int)sizeof(tempbuf) - 1);
704         if (r_speeds_longestitem < length)
705                 r_speeds_longestitem = length;
706         for (;length < r_speeds_longestitem;length++)
707                 tempbuf[length] = ' ';
708         tempbuf[length] = 0;
709
710         if (speedstringcount + length > (vid_conwidth.integer / 8))
711         {
712                 strlcat(r_speeds_timestring, "\n", sizeof(r_speeds_timestring));
713                 speedstringcount = 0;
714         }
715         strlcat(r_speeds_timestring, tempbuf, sizeof(r_speeds_timestring));
716         speedstringcount += length;
717 }
718
719 void R_TimeReport_BeginFrame(void)
720 {
721         speedstringcount = 0;
722         r_speeds_timestring[0] = 0;
723         r_timereport_active = false;
724         memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
725
726         if (r_speeds.integer >= 2 && cls.signon == SIGNONS && cls.state == ca_connected)
727         {
728                 r_timereport_active = true;
729                 r_timereport_start = r_timereport_current = Sys_DoubleTime();
730         }
731 }
732
733 static int R_CountLeafTriangles(const dp_model_t *model, const mleaf_t *leaf)
734 {
735         int i, triangles = 0;
736         for (i = 0;i < leaf->numleafsurfaces;i++)
737                 triangles += model->data_surfaces[leaf->firstleafsurface[i]].num_triangles;
738         return triangles;
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         mleaf_t *viewleaf;
747
748         string[0] = 0;
749         if (r_speeds.integer && cls.signon == SIGNONS && cls.state == ca_connected)
750         {
751                 // put the location name in the r_speeds display as it greatly helps
752                 // when creating loc files
753                 loc = CL_Locs_FindNearest(cl.movement_origin);
754                 viewleaf = (r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brush.PointInLeaf) ? r_refdef.scene.worldmodel->brush.PointInLeaf(r_refdef.scene.worldmodel, r_refdef.view.origin) : NULL;
755                 dpsnprintf(string, sizeof(string),
756 "%s%s\n"
757 "%3i renders org:'%+8.2f %+8.2f %+8.2f' dir:'%+2.3f %+2.3f %+2.3f'\n"
758 "%5i viewleaf%5i cluster%2i area%4i brushes%4i surfaces(%7i triangles)\n"
759 "%7i surfaces%7i triangles %5i entities (%7i surfaces%7i triangles)\n"
760 "%5i leafs%5i portals%6i/%6i particles%6i/%6i decals %3i%% quality\n"
761 "%7i lightmap updates (%7i pixels)\n"
762 "%4i lights%4i clears%4i scissored%7i light%7i shadow%7i dynamic\n"
763 "rendered%6i meshes%8i triangles bloompixels%8i copied%8i drawn\n"
764 "%s"
765 , loc ? "Location: " : "", loc ? loc->name : ""
766 , 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]
767 , viewleaf ? (int)(viewleaf - r_refdef.scene.worldmodel->brush.data_leafs) : -1, viewleaf ? viewleaf->clusterindex : -1, viewleaf ? viewleaf->areaindex : -1, viewleaf ? viewleaf->numleafbrushes : 0, viewleaf ? viewleaf->numleafsurfaces : 0, viewleaf ? R_CountLeafTriangles(r_refdef.scene.worldmodel, viewleaf) : 0
768 , r_refdef.stats.world_surfaces, r_refdef.stats.world_triangles, r_refdef.stats.entities, r_refdef.stats.entities_surfaces, r_refdef.stats.entities_triangles
769 , r_refdef.stats.world_leafs, r_refdef.stats.world_portals, r_refdef.stats.particles, cl.num_particles, r_refdef.stats.drawndecals, r_refdef.stats.totaldecals, (int)(100 * r_refdef.view.quality)
770 , r_refdef.stats.lightmapupdates, r_refdef.stats.lightmapupdatepixels
771 , r_refdef.stats.lights, r_refdef.stats.lights_clears, r_refdef.stats.lights_scissored, r_refdef.stats.lights_lighttriangles, r_refdef.stats.lights_shadowtriangles, r_refdef.stats.lights_dynamicshadowtriangles
772 , r_refdef.stats.meshes, r_refdef.stats.meshes_elements / 3, r_refdef.stats.bloom_copypixels, r_refdef.stats.bloom_drawpixels
773 , r_speeds_timestring);
774
775                 memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
776
777                 speedstringcount = 0;
778                 r_speeds_timestring[0] = 0;
779                 r_timereport_active = false;
780
781                 if (r_speeds.integer >= 2)
782                 {
783                         r_timereport_active = true;
784                         r_timereport_start = r_timereport_current = Sys_DoubleTime();
785                 }
786         }
787
788         if (string[0])
789         {
790                 if (string[strlen(string)-1] == '\n')
791                         string[strlen(string)-1] = 0;
792                 lines = 1;
793                 for (i = 0;string[i];i++)
794                         if (string[i] == '\n')
795                                 lines++;
796                 y = vid_conheight.integer - sb_lines - lines * 8;
797                 i = j = 0;
798                 DrawQ_Fill(0, y, vid_conwidth.integer, lines * 8, 0, 0, 0, 0.5, 0);
799                 while (string[i])
800                 {
801                         j = i;
802                         while (string[i] && string[i] != '\n')
803                                 i++;
804                         if (i - j > 0)
805                                 DrawQ_String(0, y, string + j, i - j, 8, 8, 1, 1, 1, 1, 0, NULL, true);
806                         if (string[i] == '\n')
807                                 i++;
808                         y += 8;
809                 }
810         }
811 }
812
813 /*
814 =================
815 SCR_SizeUp_f
816
817 Keybinding command
818 =================
819 */
820 void SCR_SizeUp_f (void)
821 {
822         Cvar_SetValue ("viewsize",scr_viewsize.value+10);
823 }
824
825
826 /*
827 =================
828 SCR_SizeDown_f
829
830 Keybinding command
831 =================
832 */
833 void SCR_SizeDown_f (void)
834 {
835         Cvar_SetValue ("viewsize",scr_viewsize.value-10);
836 }
837
838 void SCR_CaptureVideo_EndVideo(void);
839 void CL_Screen_Shutdown(void)
840 {
841         SCR_CaptureVideo_EndVideo();
842 }
843
844 void CL_Screen_Init(void)
845 {
846         Cvar_RegisterVariable (&scr_fov);
847         Cvar_RegisterVariable (&scr_viewsize);
848         Cvar_RegisterVariable (&scr_conalpha);
849         Cvar_RegisterVariable (&scr_conbrightness);
850         Cvar_RegisterVariable (&scr_conforcewhiledisconnected);
851         Cvar_RegisterVariable (&scr_menuforcewhiledisconnected);
852         Cvar_RegisterVariable (&scr_loadingscreen_background);
853         Cvar_RegisterVariable (&scr_showram);
854         Cvar_RegisterVariable (&scr_showturtle);
855         Cvar_RegisterVariable (&scr_showpause);
856         Cvar_RegisterVariable (&scr_showbrand);
857         Cvar_RegisterVariable (&scr_centertime);
858         Cvar_RegisterVariable (&scr_printspeed);
859         Cvar_RegisterVariable (&vid_conwidth);
860         Cvar_RegisterVariable (&vid_conheight);
861         Cvar_RegisterVariable (&vid_pixelheight);
862         Cvar_RegisterVariable (&scr_screenshot_jpeg);
863         Cvar_RegisterVariable (&scr_screenshot_jpeg_quality);
864         Cvar_RegisterVariable (&scr_screenshot_gammaboost);
865         Cvar_RegisterVariable (&scr_screenshot_hwgamma);
866         Cvar_RegisterVariable (&scr_screenshot_name_in_mapdir);
867         Cvar_RegisterVariable (&cl_capturevideo);
868         Cvar_RegisterVariable (&cl_capturevideo_printfps);
869         Cvar_RegisterVariable (&cl_capturevideo_width);
870         Cvar_RegisterVariable (&cl_capturevideo_height);
871         Cvar_RegisterVariable (&cl_capturevideo_realtime);
872         Cvar_RegisterVariable (&cl_capturevideo_fps);
873         Cvar_RegisterVariable (&cl_capturevideo_nameformat);
874         Cvar_RegisterVariable (&cl_capturevideo_number);
875         Cvar_RegisterVariable (&cl_capturevideo_ogg);
876         Cvar_RegisterVariable (&cl_capturevideo_framestep);
877         Cvar_RegisterVariable (&r_letterbox);
878         Cvar_RegisterVariable(&r_stereo_separation);
879         Cvar_RegisterVariable(&r_stereo_sidebyside);
880         Cvar_RegisterVariable(&r_stereo_redblue);
881         Cvar_RegisterVariable(&r_stereo_redcyan);
882         Cvar_RegisterVariable(&r_stereo_redgreen);
883         Cvar_RegisterVariable(&r_stereo_angle);
884         Cvar_RegisterVariable(&scr_zoomwindow);
885         Cvar_RegisterVariable(&scr_zoomwindow_viewsizex);
886         Cvar_RegisterVariable(&scr_zoomwindow_viewsizey);
887         Cvar_RegisterVariable(&scr_zoomwindow_fov);
888         Cvar_RegisterVariable(&scr_stipple);
889         Cvar_RegisterVariable(&scr_refresh);
890         Cvar_RegisterVariable(&shownetgraph);
891         Cvar_RegisterVariable(&cl_demo_mousegrab);
892         Cvar_RegisterVariable(&timedemo_screenshotframelist);
893
894         Cmd_AddCommand ("sizeup",SCR_SizeUp_f, "increase view size (increases viewsize cvar)");
895         Cmd_AddCommand ("sizedown",SCR_SizeDown_f, "decrease view size (decreases viewsize cvar)");
896         Cmd_AddCommand ("screenshot",SCR_ScreenShot_f, "takes a screenshot of the next rendered frame");
897         Cmd_AddCommand ("envmap", R_Envmap_f, "render a cubemap (skybox) of the current scene");
898         Cmd_AddCommand ("infobar", SCR_InfoBar_f, "display a text in the infobar (usage: infobar expiretime string)");
899
900         SCR_CaptureVideo_Ogg_Init();
901
902         scr_initialized = true;
903 }
904
905 /*
906 ==================
907 SCR_ScreenShot_f
908 ==================
909 */
910 void SCR_ScreenShot_f (void)
911 {
912         static int shotnumber;
913         static char old_prefix_name[MAX_QPATH];
914         char prefix_name[MAX_QPATH];
915         char filename[MAX_QPATH];
916         char mapname[MAX_QPATH];
917         unsigned char *buffer1;
918         unsigned char *buffer2;
919         unsigned char *buffer3;
920         qboolean jpeg = (scr_screenshot_jpeg.integer != 0);
921
922         if (Cmd_Argc() == 2)
923         {
924                 const char *ext;
925                 strlcpy(filename, Cmd_Argv(1), sizeof(filename));
926                 ext = FS_FileExtension(filename);
927                 if (!strcasecmp(ext, "jpg"))
928                         jpeg = true;
929                 else if (!strcasecmp(ext, "tga"))
930                         jpeg = false;
931                 else
932                 {
933                         Con_Printf("screenshot: supplied filename must end in .jpg or .tga\n");
934                         return;
935                 }
936         }
937         else
938         {
939                 // TODO maybe make capturevideo and screenshot use similar name patterns?
940                 if (scr_screenshot_name_in_mapdir.integer && cl.worldmodel && *cl.worldmodel->name) {
941                         // figure out the map's filename without path or extension
942                         strlcpy(mapname, FS_FileWithoutPath(cl.worldmodel->name), sizeof(mapname));
943                         if (strrchr(mapname, '.'))
944                                 *(strrchr(mapname, '.')) = 0;
945                         dpsnprintf (prefix_name, sizeof(prefix_name), "%s/%s", mapname, Sys_TimeString(scr_screenshot_name.string));
946                 } else {
947                         dpsnprintf (prefix_name, sizeof(prefix_name), "%s", Sys_TimeString(scr_screenshot_name.string));
948                 }
949
950                 if (strcmp(old_prefix_name, prefix_name))
951                 {
952                         dpsnprintf(old_prefix_name, sizeof(old_prefix_name), "%s", prefix_name );
953                         shotnumber = 0;
954                 }
955
956                 // find a file name to save it to
957                 for (;shotnumber < 1000000;shotnumber++)
958                         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)))
959                                 break;
960                 if (shotnumber >= 1000000)
961                 {
962                         Con_Print("Couldn't create the image file\n");
963                         return;
964                 }
965
966                 dpsnprintf(filename, sizeof(filename), "screenshots/%s%06d.%s", prefix_name, shotnumber, jpeg ? "jpg" : "tga");
967         }
968
969         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
970         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
971         buffer3 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3 + 18);
972
973         if (SCR_ScreenShot (filename, buffer1, buffer2, buffer3, 0, 0, vid.width, vid.height, false, false, false, jpeg, true))
974                 Con_Printf("Wrote %s\n", filename);
975         else
976                 Con_Printf("Unable to write %s\n", filename);
977
978         Mem_Free (buffer1);
979         Mem_Free (buffer2);
980         Mem_Free (buffer3);
981
982         shotnumber++;
983 }
984
985 void SCR_CaptureVideo_BeginVideo(void)
986 {
987         double r, g, b;
988         unsigned int i;
989         int width = cl_capturevideo_width.integer, height = cl_capturevideo_height.integer;
990         if (cls.capturevideo.active)
991                 return;
992         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
993         // soundrate is figured out on the first SoundFrame
994
995         if(width == 0 && height != 0)
996                 width = (int) (height * (double)vid.width / ((double)vid.height * vid_pixelheight.value)); // keep aspect
997         if(width != 0 && height == 0)
998                 height = (int) (width * ((double)vid.height * vid_pixelheight.value) / (double)vid.width); // keep aspect
999
1000         if(width < 2 || width > vid.width) // can't scale up
1001                 width = vid.width;
1002         if(height < 2 || height > vid.height) // can't scale up
1003                 height = vid.height;
1004
1005         // ensure it's all even; if not, scale down a little
1006         if(width % 1)
1007                 --width;
1008         if(height % 1)
1009                 --height;
1010
1011         cls.capturevideo.width = width;
1012         cls.capturevideo.height = height;
1013         cls.capturevideo.active = true;
1014         cls.capturevideo.framerate = bound(1, cl_capturevideo_fps.value, 1001) * bound(1, cl_capturevideo_framestep.integer, 64);
1015         cls.capturevideo.framestep = cl_capturevideo_framestep.integer;
1016         cls.capturevideo.soundrate = S_GetSoundRate();
1017         cls.capturevideo.soundchannels = S_GetSoundChannels();
1018         cls.capturevideo.startrealtime = realtime;
1019         cls.capturevideo.frame = cls.capturevideo.lastfpsframe = 0;
1020         cls.capturevideo.starttime = cls.capturevideo.lastfpstime = Sys_DoubleTime();
1021         cls.capturevideo.soundsampleframe = 0;
1022         cls.capturevideo.realtime = cl_capturevideo_realtime.integer != 0;
1023         cls.capturevideo.screenbuffer = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 4);
1024         cls.capturevideo.outbuffer = (unsigned char *)Mem_Alloc(tempmempool, width * height * (4+4) + 18);
1025         dpsnprintf(cls.capturevideo.basename, sizeof(cls.capturevideo.basename), "video/%s%03i", Sys_TimeString(cl_capturevideo_nameformat.string), cl_capturevideo_number.integer);
1026         Cvar_SetValueQuick(&cl_capturevideo_number, cl_capturevideo_number.integer + 1);
1027
1028         /*
1029         for (i = 0;i < 256;i++)
1030         {
1031                 unsigned char j = (unsigned char)bound(0, 255*pow(i/255.0, gamma), 255);
1032                 cls.capturevideo.rgbgammatable[0][i] = j;
1033                 cls.capturevideo.rgbgammatable[1][i] = j;
1034                 cls.capturevideo.rgbgammatable[2][i] = j;
1035         }
1036         */
1037 /*
1038 R = Y + 1.4075 * (Cr - 128);
1039 G = Y + -0.3455 * (Cb - 128) + -0.7169 * (Cr - 128);
1040 B = Y + 1.7790 * (Cb - 128);
1041 Y = R *  .299 + G *  .587 + B *  .114;
1042 Cb = R * -.169 + G * -.332 + B *  .500 + 128.;
1043 Cr = R *  .500 + G * -.419 + B * -.0813 + 128.;
1044 */
1045
1046         if(WANT_SCREENSHOT_HWGAMMA)
1047         {
1048                 VID_BuildGammaTables(&cls.capturevideo.vidramp[0], 256);
1049         }
1050         else
1051         {
1052                 // identity gamma table
1053                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp, 256);
1054                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256, 256);
1055                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256*2, 256);
1056         }
1057         if(scr_screenshot_gammaboost.value != 1)
1058         {
1059                 double igamma = 1 / scr_screenshot_gammaboost.value;
1060                 for (i = 0;i < 256 * 3;i++)
1061                         cls.capturevideo.vidramp[i] = (unsigned short) (0.5 + pow(cls.capturevideo.vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
1062         }
1063
1064         for (i = 0;i < 256;i++)
1065         {
1066                 r = 255*cls.capturevideo.vidramp[i]/65535.0;
1067                 g = 255*cls.capturevideo.vidramp[i+256]/65535.0;
1068                 b = 255*cls.capturevideo.vidramp[i+512]/65535.0;
1069                 // NOTE: we have to round DOWN here, or integer overflows happen. Sorry for slightly wrong looking colors sometimes...
1070                 // Y weights from RGB
1071                 cls.capturevideo.rgbtoyuvscaletable[0][0][i] = (short)(r *  0.299);
1072                 cls.capturevideo.rgbtoyuvscaletable[0][1][i] = (short)(g *  0.587);
1073                 cls.capturevideo.rgbtoyuvscaletable[0][2][i] = (short)(b *  0.114);
1074                 // Cb weights from RGB
1075                 cls.capturevideo.rgbtoyuvscaletable[1][0][i] = (short)(r * -0.169);
1076                 cls.capturevideo.rgbtoyuvscaletable[1][1][i] = (short)(g * -0.332);
1077                 cls.capturevideo.rgbtoyuvscaletable[1][2][i] = (short)(b *  0.500);
1078                 // Cr weights from RGB
1079                 cls.capturevideo.rgbtoyuvscaletable[2][0][i] = (short)(r *  0.500);
1080                 cls.capturevideo.rgbtoyuvscaletable[2][1][i] = (short)(g * -0.419);
1081                 cls.capturevideo.rgbtoyuvscaletable[2][2][i] = (short)(b * -0.0813);
1082                 // range reduction of YCbCr to valid signal range
1083                 cls.capturevideo.yuvnormalizetable[0][i] = 16 + i * (236-16) / 256;
1084                 cls.capturevideo.yuvnormalizetable[1][i] = 16 + i * (240-16) / 256;
1085                 cls.capturevideo.yuvnormalizetable[2][i] = 16 + i * (240-16) / 256;
1086         }
1087
1088         if (cl_capturevideo_ogg.integer)
1089         {
1090                 if(SCR_CaptureVideo_Ogg_Available())
1091                 {
1092                         SCR_CaptureVideo_Ogg_BeginVideo();
1093                         return;
1094                 }
1095                 else
1096                         Con_Print("cl_capturevideo_ogg: libraries not available. Capturing in AVI instead.\n");
1097         }
1098
1099         SCR_CaptureVideo_Avi_BeginVideo();
1100 }
1101
1102 void SCR_CaptureVideo_EndVideo(void)
1103 {
1104         if (!cls.capturevideo.active)
1105                 return;
1106         cls.capturevideo.active = false;
1107
1108         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);
1109
1110         if (cls.capturevideo.videofile)
1111         {
1112                 cls.capturevideo.endvideo();
1113         }
1114
1115         if (cls.capturevideo.screenbuffer)
1116         {
1117                 Mem_Free (cls.capturevideo.screenbuffer);
1118                 cls.capturevideo.screenbuffer = NULL;
1119         }
1120
1121         if (cls.capturevideo.outbuffer)
1122         {
1123                 Mem_Free (cls.capturevideo.outbuffer);
1124                 cls.capturevideo.outbuffer = NULL;
1125         }
1126
1127         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
1128 }
1129
1130 static void SCR_ScaleDownBGRA(unsigned char *in, int inw, int inh, unsigned char *out, int outw, int outh)
1131 {
1132         // TODO optimize this function
1133
1134         int x, y;
1135         float area;
1136
1137         // memcpy is faster than me
1138         if(inw == outw && inh == outh)
1139         {
1140                 memcpy(out, in, 4 * inw * inh);
1141                 return;
1142         }
1143
1144         // otherwise: a box filter
1145         area = (float)outw * (float)outh / (float)inw / (float)inh;
1146         for(y = 0; y < outh; ++y)
1147         {
1148                 float iny0 =  y    / (float)outh * inh; int iny0_i = (int) floor(iny0);
1149                 float iny1 = (y+1) / (float)outh * inh; int iny1_i = (int) ceil(iny1);
1150                 for(x = 0; x < outw; ++x)
1151                 {
1152                         float inx0 =  x    / (float)outw * inw; int inx0_i = (int) floor(inx0);
1153                         float inx1 = (x+1) / (float)outw * inw; int inx1_i = (int) ceil(inx1);
1154                         float r = 0, g = 0, b = 0, alpha = 0;
1155                         int xx, yy;
1156
1157                         for(yy = iny0_i; yy < iny1_i; ++yy)
1158                         {
1159                                 float ya = min(yy+1, iny1) - max(iny0, yy);
1160                                 for(xx = inx0_i; xx < inx1_i; ++xx)
1161                                 {
1162                                         float a = ya * (min(xx+1, inx1) - max(inx0, xx));
1163                                         r += a * in[4*(xx + inw * yy)+0];
1164                                         g += a * in[4*(xx + inw * yy)+1];
1165                                         b += a * in[4*(xx + inw * yy)+2];
1166                                         alpha += a * in[4*(xx + inw * yy)+3];
1167                                 }
1168                         }
1169
1170                         out[4*(x + outw * y)+0] = (unsigned char) (r * area);
1171                         out[4*(x + outw * y)+1] = (unsigned char) (g * area);
1172                         out[4*(x + outw * y)+2] = (unsigned char) (b * area);
1173                         out[4*(x + outw * y)+3] = (unsigned char) (alpha * area);
1174                 }
1175         }
1176 }
1177
1178 void SCR_CaptureVideo_VideoFrame(int newframestepframenum)
1179 {
1180         int x = 0, y = 0;
1181         int width = cls.capturevideo.width, height = cls.capturevideo.height;
1182
1183         if(newframestepframenum == cls.capturevideo.framestepframe)
1184                 return;
1185
1186         CHECKGLERROR
1187         //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);
1188         // speed is critical here, so do saving as directly as possible
1189
1190         qglReadPixels (x, y, vid.width, vid.height, GL_BGRA, GL_UNSIGNED_BYTE, cls.capturevideo.screenbuffer);CHECKGLERROR
1191         SCR_ScaleDownBGRA (cls.capturevideo.screenbuffer, vid.width, vid.height, cls.capturevideo.outbuffer, width, height);
1192
1193         cls.capturevideo.videoframes(newframestepframenum - cls.capturevideo.framestepframe);
1194         cls.capturevideo.framestepframe = newframestepframenum;
1195
1196         if(cl_capturevideo_printfps.integer)
1197         {
1198                 char buf[80];
1199                 double t = Sys_DoubleTime();
1200                 if(t > cls.capturevideo.lastfpstime + 1)
1201                 {
1202                         double fps1 = (cls.capturevideo.frame - cls.capturevideo.lastfpsframe) / (t - cls.capturevideo.lastfpstime + 0.0000001);
1203                         double fps  = (cls.capturevideo.frame                                ) / (t - cls.capturevideo.starttime   + 0.0000001);
1204                         dpsnprintf(buf, sizeof(buf), "capturevideo: (%.1fs) last second %.3ffps, total %.3ffps\n", cls.capturevideo.frame / cls.capturevideo.framerate, fps1, fps);
1205                         Sys_PrintToTerminal(buf);
1206                         cls.capturevideo.lastfpstime = t;
1207                         cls.capturevideo.lastfpsframe = cls.capturevideo.frame;
1208                 }
1209         }
1210 }
1211
1212 void SCR_CaptureVideo_SoundFrame(const portable_sampleframe_t *paintbuffer, size_t length)
1213 {
1214         cls.capturevideo.soundsampleframe += length;
1215         cls.capturevideo.soundframe(paintbuffer, length);
1216 }
1217
1218 void SCR_CaptureVideo(void)
1219 {
1220         int newframenum;
1221         if (cl_capturevideo.integer)
1222         {
1223                 if (!cls.capturevideo.active)
1224                         SCR_CaptureVideo_BeginVideo();
1225                 if (cls.capturevideo.framerate != cl_capturevideo_fps.value * cl_capturevideo_framestep.integer)
1226                 {
1227                         Con_Printf("You can not change the video framerate while recording a video.\n");
1228                         Cvar_SetValueQuick(&cl_capturevideo_fps, cls.capturevideo.framerate / (double) cl_capturevideo_framestep.integer);
1229                 }
1230                 // for AVI saving we have to make sure that sound is saved before video
1231                 if (cls.capturevideo.soundrate && !cls.capturevideo.soundsampleframe)
1232                         return;
1233                 if (cls.capturevideo.realtime)
1234                 {
1235                         // preserve sound sync by duplicating frames when running slow
1236                         newframenum = (int)((realtime - cls.capturevideo.startrealtime) * cls.capturevideo.framerate);
1237                 }
1238                 else
1239                         newframenum = cls.capturevideo.frame + 1;
1240                 // if falling behind more than one second, stop
1241                 if (newframenum - cls.capturevideo.frame > 60 * (int)ceil(cls.capturevideo.framerate))
1242                 {
1243                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1244                         Con_Printf("video saving failed on frame %i, your machine is too slow for this capture speed.\n", cls.capturevideo.frame);
1245                         SCR_CaptureVideo_EndVideo();
1246                         return;
1247                 }
1248                 // write frames
1249                 SCR_CaptureVideo_VideoFrame(newframenum / cls.capturevideo.framestep);
1250                 cls.capturevideo.frame = newframenum;
1251                 if (cls.capturevideo.error)
1252                 {
1253                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1254                         Con_Printf("video saving failed on frame %i, out of disk space? stopping video capture.\n", cls.capturevideo.frame);
1255                         SCR_CaptureVideo_EndVideo();
1256                 }
1257         }
1258         else if (cls.capturevideo.active)
1259                 SCR_CaptureVideo_EndVideo();
1260 }
1261
1262 /*
1263 ===============
1264 R_Envmap_f
1265
1266 Grab six views for environment mapping tests
1267 ===============
1268 */
1269 struct envmapinfo_s
1270 {
1271         float angles[3];
1272         char *name;
1273         qboolean flipx, flipy, flipdiagonaly;
1274 }
1275 envmapinfo[12] =
1276 {
1277         {{  0,   0, 0}, "rt", false, false, false},
1278         {{  0, 270, 0}, "ft", false, false, false},
1279         {{  0, 180, 0}, "lf", false, false, false},
1280         {{  0,  90, 0}, "bk", false, false, false},
1281         {{-90, 180, 0}, "up",  true,  true, false},
1282         {{ 90, 180, 0}, "dn",  true,  true, false},
1283
1284         {{  0,   0, 0}, "px",  true,  true,  true},
1285         {{  0,  90, 0}, "py", false,  true, false},
1286         {{  0, 180, 0}, "nx", false, false,  true},
1287         {{  0, 270, 0}, "ny",  true, false, false},
1288         {{-90, 180, 0}, "pz", false, false,  true},
1289         {{ 90, 180, 0}, "nz", false, false,  true}
1290 };
1291
1292 static void R_Envmap_f (void)
1293 {
1294         int j, size;
1295         char filename[MAX_QPATH], basename[MAX_QPATH];
1296         unsigned char *buffer1;
1297         unsigned char *buffer2;
1298         unsigned char *buffer3;
1299
1300         if (Cmd_Argc() != 3)
1301         {
1302                 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");
1303                 return;
1304         }
1305
1306         strlcpy (basename, Cmd_Argv(1), sizeof (basename));
1307         size = atoi(Cmd_Argv(2));
1308         if (size != 128 && size != 256 && size != 512 && size != 1024)
1309         {
1310                 Con_Print("envmap: size must be one of 128, 256, 512, or 1024\n");
1311                 return;
1312         }
1313         if (size > vid.width || size > vid.height)
1314         {
1315                 Con_Print("envmap: your resolution is not big enough to render that size\n");
1316                 return;
1317         }
1318
1319         r_refdef.envmap = true;
1320
1321         R_UpdateVariables();
1322
1323         r_refdef.view.x = 0;
1324         r_refdef.view.y = 0;
1325         r_refdef.view.z = 0;
1326         r_refdef.view.width = size;
1327         r_refdef.view.height = size;
1328         r_refdef.view.depth = 1;
1329         r_refdef.view.useperspective = true;
1330         r_refdef.view.isoverlay = false;
1331
1332         r_refdef.view.frustum_x = tan(90 * M_PI / 360.0);
1333         r_refdef.view.frustum_y = tan(90 * M_PI / 360.0);
1334
1335         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1336         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1337         buffer3 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3 + 18);
1338
1339         for (j = 0;j < 12;j++)
1340         {
1341                 dpsnprintf(filename, sizeof(filename), "env/%s%s.tga", basename, envmapinfo[j].name);
1342                 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);
1343                 r_refdef.view.quality = 1;
1344                 r_refdef.view.clear = true;
1345                 R_Mesh_Start();
1346                 R_RenderView();
1347                 R_Mesh_Finish();
1348                 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);
1349         }
1350
1351         Mem_Free (buffer1);
1352         Mem_Free (buffer2);
1353         Mem_Free (buffer3);
1354
1355         r_refdef.envmap = false;
1356 }
1357
1358 //=============================================================================
1359
1360 void SHOWLMP_decodehide(void)
1361 {
1362         int i;
1363         char *lmplabel;
1364         lmplabel = MSG_ReadString();
1365         for (i = 0;i < cl.num_showlmps;i++)
1366                 if (cl.showlmps[i].isactive && strcmp(cl.showlmps[i].label, lmplabel) == 0)
1367                 {
1368                         cl.showlmps[i].isactive = false;
1369                         return;
1370                 }
1371 }
1372
1373 void SHOWLMP_decodeshow(void)
1374 {
1375         int k;
1376         char lmplabel[256], picname[256];
1377         float x, y;
1378         strlcpy (lmplabel,MSG_ReadString(), sizeof (lmplabel));
1379         strlcpy (picname, MSG_ReadString(), sizeof (picname));
1380         if (gamemode == GAME_NEHAHRA) // LordHavoc: nasty old legacy junk
1381         {
1382                 x = MSG_ReadByte();
1383                 y = MSG_ReadByte();
1384         }
1385         else
1386         {
1387                 x = MSG_ReadShort();
1388                 y = MSG_ReadShort();
1389         }
1390         if (!cl.showlmps || cl.num_showlmps >= cl.max_showlmps)
1391         {
1392                 showlmp_t *oldshowlmps = cl.showlmps;
1393                 cl.max_showlmps += 16;
1394                 cl.showlmps = (showlmp_t *) Mem_Alloc(cls.levelmempool, cl.max_showlmps * sizeof(showlmp_t));
1395                 if (cl.num_showlmps)
1396                         memcpy(cl.showlmps, oldshowlmps, cl.num_showlmps * sizeof(showlmp_t));
1397                 if (oldshowlmps)
1398                         Mem_Free(oldshowlmps);
1399         }
1400         for (k = 0;k < cl.max_showlmps;k++)
1401                 if (cl.showlmps[k].isactive && !strcmp(cl.showlmps[k].label, lmplabel))
1402                         break;
1403         if (k == cl.max_showlmps)
1404                 for (k = 0;k < cl.max_showlmps;k++)
1405                         if (!cl.showlmps[k].isactive)
1406                                 break;
1407         cl.showlmps[k].isactive = true;
1408         strlcpy (cl.showlmps[k].label, lmplabel, sizeof (cl.showlmps[k].label));
1409         strlcpy (cl.showlmps[k].pic, picname, sizeof (cl.showlmps[k].pic));
1410         cl.showlmps[k].x = x;
1411         cl.showlmps[k].y = y;
1412         cl.num_showlmps = max(cl.num_showlmps, k + 1);
1413 }
1414
1415 void SHOWLMP_drawall(void)
1416 {
1417         int i;
1418         for (i = 0;i < cl.num_showlmps;i++)
1419                 if (cl.showlmps[i].isactive)
1420                         DrawQ_Pic(cl.showlmps[i].x, cl.showlmps[i].y, Draw_CachePic (cl.showlmps[i].pic), 0, 0, 1, 1, 1, 1, 0);
1421 }
1422
1423 /*
1424 ==============================================================================
1425
1426                                                 SCREEN SHOTS
1427
1428 ==============================================================================
1429 */
1430
1431 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)
1432 {
1433         int     indices[3] = {0,1,2};
1434         qboolean ret;
1435
1436         CHECKGLERROR
1437         qglReadPixels (x, y, width, height, jpeg ? GL_RGB : GL_BGR, GL_UNSIGNED_BYTE, buffer1);CHECKGLERROR
1438
1439         if(gammacorrect && (scr_screenshot_gammaboost.value != 1 || WANT_SCREENSHOT_HWGAMMA))
1440         {
1441                 int i;
1442                 double igamma = 1.0 / scr_screenshot_gammaboost.value;
1443                 unsigned short vidramp[256 * 3];
1444                 if(WANT_SCREENSHOT_HWGAMMA)
1445                 {
1446                         VID_BuildGammaTables(&vidramp[0], 256);
1447                 }
1448                 else
1449                 {
1450                         // identity gamma table
1451                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp, 256);
1452                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256, 256);
1453                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256*2, 256);
1454                 }
1455                 if(scr_screenshot_gammaboost.value != 1)
1456                 {
1457                         for (i = 0;i < 256 * 3;i++)
1458                                 vidramp[i] = (unsigned short) (0.5 + pow(vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
1459                 }
1460                 for (i = 0;i < width*height*3;i += 3)
1461                 {
1462                         buffer1[i] = (unsigned char) (vidramp[buffer1[i]] * 255.0 / 65535.0 + 0.5);
1463                         buffer1[i+1] = (unsigned char) (vidramp[buffer1[i+1] + 256] * 255.0 / 65535.0 + 0.5);
1464                         buffer1[i+2] = (unsigned char) (vidramp[buffer1[i+2] + 512] * 255.0 / 65535.0 + 0.5);
1465                 }
1466         }
1467
1468         Image_CopyMux (buffer2, buffer1, width, height, flipx, flipy, flipdiagonal, 3, 3, indices);
1469
1470         if (jpeg)
1471                 ret = JPEG_SaveImage_preflipped (filename, width, height, buffer2);
1472         else
1473                 ret = Image_WriteTGABGR_preflipped (filename, width, height, buffer2, buffer3);
1474
1475         return ret;
1476 }
1477
1478 //=============================================================================
1479
1480 extern void R_UpdateFogColor(void);
1481 void R_ClearScreen(qboolean fogcolor)
1482 {
1483         // clear to black
1484         CHECKGLERROR
1485         if (fogcolor)
1486         {
1487                 R_UpdateFogColor();
1488                 qglClearColor(r_refdef.fogcolor[0],r_refdef.fogcolor[1],r_refdef.fogcolor[2],0);CHECKGLERROR
1489         }
1490         else
1491         {
1492                 qglClearColor(0,0,0,0);CHECKGLERROR
1493         }
1494         qglClearDepth(1);CHECKGLERROR
1495         if (vid.stencil)
1496         {
1497                 // LordHavoc: we use a stencil centered around 128 instead of 0,
1498                 // to avoid clamping interfering with strange shadow volume
1499                 // drawing orders
1500                 qglClearStencil(128);CHECKGLERROR
1501         }
1502         // clear the screen
1503         GL_Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | (vid.stencil ? GL_STENCIL_BUFFER_BIT : 0));
1504         // set dithering mode
1505         if (gl_dither.integer)
1506         {
1507                 qglEnable(GL_DITHER);CHECKGLERROR
1508         }
1509         else
1510         {
1511                 qglDisable(GL_DITHER);CHECKGLERROR
1512         }
1513 }
1514
1515 qboolean CL_VM_UpdateView (void);
1516 void SCR_DrawConsole (void);
1517 void R_Shadow_EditLights_DrawSelectedLightProperties(void);
1518
1519 int r_stereo_side;
1520
1521 extern void Sbar_ShowFPS(void);
1522 void SCR_DrawScreen (void)
1523 {
1524         Draw_Frame();
1525
1526         R_Mesh_Start();
1527
1528         R_TimeReport_BeginFrame();
1529
1530         R_UpdateVariables();
1531
1532         // Quake uses clockwise winding, so these are swapped
1533         r_refdef.view.cullface_front = GL_BACK;
1534         r_refdef.view.cullface_back = GL_FRONT;
1535
1536         if (cls.signon == SIGNONS)
1537         {
1538                 float size;
1539
1540                 size = scr_viewsize.value * (1.0 / 100.0);
1541                 size = min(size, 1);
1542
1543                 if (r_stereo_sidebyside.integer)
1544                 {
1545                         r_refdef.view.width = (int)(vid.width * size / 2.5);
1546                         r_refdef.view.height = (int)(vid.height * size / 2.5 * (1 - bound(0, r_letterbox.value, 100) / 100));
1547                         r_refdef.view.depth = 1;
1548                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width * 2.5) * 0.5);
1549                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
1550                         r_refdef.view.z = 0;
1551                         if (r_stereo_side)
1552                                 r_refdef.view.x += (int)(r_refdef.view.width * 1.5);
1553                 }
1554                 else
1555                 {
1556                         r_refdef.view.width = (int)(vid.width * size);
1557                         r_refdef.view.height = (int)(vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100));
1558                         r_refdef.view.depth = 1;
1559                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
1560                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
1561                         r_refdef.view.z = 0;
1562                 }
1563
1564                 // LordHavoc: viewzoom (zoom in for sniper rifles, etc)
1565                 // LordHavoc: this is designed to produce widescreen fov values
1566                 // when the screen is wider than 4/3 width/height aspect, to do
1567                 // this it simply assumes the requested fov is the vertical fov
1568                 // for a 4x3 display, if the ratio is not 4x3 this makes the fov
1569                 // higher/lower according to the ratio
1570                 r_refdef.view.useperspective = true;
1571                 r_refdef.view.frustum_y = tan(scr_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
1572                 r_refdef.view.frustum_x = r_refdef.view.frustum_y * (float)r_refdef.view.width / (float)r_refdef.view.height / vid_pixelheight.value;
1573
1574                 r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
1575                 r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
1576
1577                 if(!CL_VM_UpdateView())
1578                         R_RenderView();
1579
1580                 if (scr_zoomwindow.integer)
1581                 {
1582                         float sizex = bound(10, scr_zoomwindow_viewsizex.value, 100) / 100.0;
1583                         float sizey = bound(10, scr_zoomwindow_viewsizey.value, 100) / 100.0;
1584                         r_refdef.view.width = (int)(vid.width * sizex);
1585                         r_refdef.view.height = (int)(vid.height * sizey);
1586                         r_refdef.view.depth = 1;
1587                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
1588                         r_refdef.view.y = 0;
1589                         r_refdef.view.z = 0;
1590
1591                         r_refdef.view.useperspective = true;
1592                         r_refdef.view.frustum_y = tan(scr_zoomwindow_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
1593                         r_refdef.view.frustum_x = r_refdef.view.frustum_y * vid_pixelheight.value * (float)r_refdef.view.width / (float)r_refdef.view.height;
1594
1595                         r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
1596                         r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
1597
1598                         if(!CL_VM_UpdateView())
1599                                 R_RenderView();
1600                 }
1601         }
1602
1603         if (!r_stereo_sidebyside.integer)
1604         {
1605                 r_refdef.view.width = vid.width;
1606                 r_refdef.view.height = vid.height;
1607                 r_refdef.view.depth = 1;
1608                 r_refdef.view.x = 0;
1609                 r_refdef.view.y = 0;
1610                 r_refdef.view.z = 0;
1611                 r_refdef.view.useperspective = false;
1612         }
1613
1614         if (cls.timedemo && cls.td_frames > 0 && timedemo_screenshotframelist.string && timedemo_screenshotframelist.string[0])
1615         {
1616                 const char *t;
1617                 int framenum;
1618                 t = timedemo_screenshotframelist.string;
1619                 while (*t)
1620                 {
1621                         while (*t == ' ')
1622                                 t++;
1623                         if (!*t)
1624                                 break;
1625                         framenum = atof(t);
1626                         if (framenum == cls.td_frames)
1627                                 break;
1628                         while (*t && *t != ' ')
1629                                 t++;
1630                 }
1631                 if (*t)
1632                 {
1633                         // we need to take a screenshot of this frame...
1634                         char filename[MAX_QPATH];
1635                         unsigned char *buffer1;
1636                         unsigned char *buffer2;
1637                         unsigned char *buffer3;
1638                         dpsnprintf(filename, sizeof(filename), "timedemoscreenshots/%s%06d.tga", cls.demoname, cls.td_frames);
1639                         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
1640                         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
1641                         buffer3 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3 + 18);
1642                         SCR_ScreenShot(filename, buffer1, buffer2, buffer3, 0, 0, vid.width, vid.height, false, false, false, false, true);
1643                         Mem_Free(buffer1);
1644                         Mem_Free(buffer2);
1645                         Mem_Free(buffer3);
1646                 }
1647         }
1648
1649         // draw 2D stuff
1650         if(!scr_con_current && !(key_consoleactive & KEY_CONSOLEACTIVE_FORCED))
1651                 if ((key_dest == key_game || key_dest == key_message) && !r_letterbox.value)
1652                         Con_DrawNotify ();      // only draw notify in game
1653
1654         if (cls.signon == SIGNONS)
1655         {
1656                 SCR_DrawNet ();
1657                 SCR_DrawTurtle ();
1658                 SCR_DrawPause ();
1659                 if (!r_letterbox.value)
1660                         Sbar_Draw();
1661                 Sbar_ShowFPS();
1662                 SHOWLMP_drawall();
1663                 SCR_CheckDrawCenterString();
1664         }
1665         SCR_DrawNetGraph ();
1666         MR_Draw();
1667         CL_DrawVideo();
1668         R_Shadow_EditLights_DrawSelectedLightProperties();
1669
1670         SCR_DrawConsole();
1671
1672         SCR_DrawBrand();
1673
1674         SCR_DrawInfobar();
1675
1676         if (r_timereport_active)
1677                 R_TimeReport("2d");
1678
1679         if (cls.signon == SIGNONS)
1680                 R_TimeReport_EndFrame();
1681
1682         DrawQ_Finish();
1683
1684         R_DrawGamma();
1685
1686         R_Mesh_Finish();
1687 }
1688
1689 typedef struct loadingscreenstack_s
1690 {
1691         struct loadingscreenstack_s *prev;
1692         char msg[MAX_QPATH];
1693         float absolute_loading_amount_min; // this corresponds to relative completion 0 of this item
1694         float absolute_loading_amount_len; // this corresponds to relative completion 1 of this item
1695         float relative_completion; // 0 .. 1
1696 }
1697 loadingscreenstack_t;
1698 static loadingscreenstack_t *loadingscreenstack = NULL;
1699 static double loadingscreentime = -1;
1700 static qboolean loadingscreencleared = false;
1701 static float loadingscreenheight = 0;
1702 rtexture_t *loadingscreentexture = NULL;
1703 static float loadingscreentexture_vertex3f[12];
1704 static float loadingscreentexture_texcoord2f[8];
1705
1706 static void SCR_ClearLoadingScreenTexture(void)
1707 {
1708         if(loadingscreentexture)
1709                 R_FreeTexture(loadingscreentexture);
1710         loadingscreentexture = NULL;
1711 }
1712
1713 extern rtexturepool_t *r_main_texturepool;
1714 static void SCR_SetLoadingScreenTexture(void)
1715 {
1716         int w, h;
1717         float loadingscreentexture_w;
1718         float loadingscreentexture_h;
1719
1720         SCR_ClearLoadingScreenTexture();
1721
1722         if (gl_support_arb_texture_non_power_of_two)
1723         {
1724                 w = vid.width; h = vid.height;
1725                 loadingscreentexture_w = loadingscreentexture_h = 1;
1726         }
1727         else
1728         {
1729                 w = CeilPowerOf2(vid.width); h = CeilPowerOf2(vid.height);
1730                 loadingscreentexture_w = vid.width / (float) w;
1731                 loadingscreentexture_h = vid.height / (float) h;
1732         }
1733
1734         loadingscreentexture = R_LoadTexture2D(r_main_texturepool, "loadingscreentexture", w, h, NULL, TEXTYPE_BGRA, TEXF_FORCENEAREST | TEXF_CLAMP | TEXF_ALWAYSPRECACHE, NULL);
1735         R_Mesh_TexBind(0, R_GetTexture(loadingscreentexture));
1736         GL_ActiveTexture(0);
1737         CHECKGLERROR
1738         qglCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, 0, vid.width, vid.height);CHECKGLERROR
1739
1740         loadingscreentexture_vertex3f[2] = loadingscreentexture_vertex3f[5] = loadingscreentexture_vertex3f[8] = loadingscreentexture_vertex3f[11] = 0;
1741         loadingscreentexture_vertex3f[0] = loadingscreentexture_vertex3f[9] = 0;
1742         loadingscreentexture_vertex3f[1] = loadingscreentexture_vertex3f[4] = 0;
1743         loadingscreentexture_vertex3f[3] = loadingscreentexture_vertex3f[6] = vid_conwidth.integer;
1744         loadingscreentexture_vertex3f[7] = loadingscreentexture_vertex3f[10] = vid_conheight.integer;
1745         loadingscreentexture_texcoord2f[0] = 0;loadingscreentexture_texcoord2f[1] = loadingscreentexture_h;
1746         loadingscreentexture_texcoord2f[2] = loadingscreentexture_w;loadingscreentexture_texcoord2f[3] = loadingscreentexture_h;
1747         loadingscreentexture_texcoord2f[4] = loadingscreentexture_w;loadingscreentexture_texcoord2f[5] = 0;
1748         loadingscreentexture_texcoord2f[6] = 0;loadingscreentexture_texcoord2f[7] = 0;
1749 }
1750
1751 void SCR_UpdateLoadingScreenIfShown(void)
1752 {
1753         if(realtime == loadingscreentime)
1754                 SCR_UpdateLoadingScreen(loadingscreencleared);
1755 }
1756
1757 void SCR_PushLoadingScreen (qboolean redraw, const char *msg, float len_in_parent)
1758 {
1759         loadingscreenstack_t *s = (loadingscreenstack_t *) Z_Malloc(sizeof(loadingscreenstack_t));
1760         s->prev = loadingscreenstack;
1761         loadingscreenstack = s;
1762
1763         strlcpy(s->msg, msg, sizeof(s->msg));
1764         s->relative_completion = 0;
1765
1766         if(s->prev)
1767         {
1768                 s->absolute_loading_amount_min = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len * s->prev->relative_completion;
1769                 s->absolute_loading_amount_len = s->prev->absolute_loading_amount_len * len_in_parent;
1770                 if(s->absolute_loading_amount_len > s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min)
1771                         s->absolute_loading_amount_len = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min;
1772         }
1773         else
1774         {
1775                 s->absolute_loading_amount_min = 0;
1776                 s->absolute_loading_amount_len = 1;
1777         }
1778
1779         if(redraw)
1780                 SCR_UpdateLoadingScreenIfShown();
1781 }
1782
1783 void SCR_PopLoadingScreen (qboolean redraw)
1784 {
1785         loadingscreenstack_t *s = loadingscreenstack;
1786
1787         if(!s)
1788         {
1789                 Con_DPrintf("Popping a loading screen item from an empty stack!\n");
1790                 return;
1791         }
1792
1793         loadingscreenstack = s->prev;
1794         if(s->prev)
1795                 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;
1796         Z_Free(s);
1797
1798         if(redraw)
1799                 SCR_UpdateLoadingScreenIfShown();
1800 }
1801
1802 void SCR_ClearLoadingScreen (qboolean redraw)
1803 {
1804         while(loadingscreenstack)
1805                 SCR_PopLoadingScreen(redraw && !loadingscreenstack->prev);
1806 }
1807
1808 static float SCR_DrawLoadingStack_r(loadingscreenstack_t *s, float y)
1809 {
1810         float size = 8;
1811         float x;
1812         size_t len;
1813         float total;
1814
1815         total = 0;
1816 #if 0
1817         if(s)
1818         {
1819                 total += SCR_DrawLoadingStack_r(s->prev, y);
1820                 y -= total;
1821                 if(!s->prev || strcmp(s->msg, s->prev->msg))
1822                 {
1823                         len = strlen(s->msg);
1824                         x = (vid_conwidth.integer - DrawQ_TextWidth_Font(s->msg, len, true, FONT_INFOBAR) * size) / 2;
1825                         y -= size;
1826                         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
1827                         DrawQ_String_Font(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
1828                         total += size;
1829                 }
1830         }
1831 #else
1832         if(s)
1833         {
1834                 len = strlen(s->msg);
1835                 x = (vid_conwidth.integer - DrawQ_TextWidth_Font(s->msg, len, true, FONT_INFOBAR) * size) / 2;
1836                 y -= size;
1837                 DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
1838                 DrawQ_String_Font(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
1839                 total += size;
1840         }
1841 #endif
1842         return total;
1843 }
1844
1845 static void SCR_DrawLoadingStack(void)
1846 {
1847         float verts[12];
1848         float colors[16];
1849         int i;
1850
1851         loadingscreenheight = SCR_DrawLoadingStack_r(loadingscreenstack, vid_conheight.integer);
1852         if(loadingscreenstack)
1853         {
1854                 // height = 32; // sorry, using the actual one is ugly
1855                 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
1856                 GL_DepthRange(0, 1);
1857                 GL_PolygonOffset(0, 0);
1858                 GL_DepthTest(false);
1859                 R_Mesh_VertexPointer(verts, 0, 0);
1860                 R_Mesh_ColorPointer(colors, 0, 0);
1861                 R_Mesh_ResetTextureState();
1862                 R_SetupGenericShader(false);
1863                 verts[2] = verts[5] = verts[8] = verts[11] = 0;
1864                 verts[0] = verts[9] = 0;
1865                 verts[1] = verts[4] = vid_conheight.integer - 8;
1866                 verts[3] = verts[6] = vid_conwidth.integer * loadingscreenstack->absolute_loading_amount_min;
1867                 verts[7] = verts[10] = vid_conheight.integer;
1868
1869                 for(i = 0; i < 16; ++i)
1870                         colors[i] = (i % 4 == 3) ? 1 : (i >= 8 && i % 4 == 2) ? 1 : 0;
1871                         //                                        ^^^^^^^^^^ blue component
1872                         //                              ^^^^^^ bottom row
1873                         //          ^^^^^^^^^^^^ alpha is always on
1874                 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
1875
1876                 // make sure everything is cleared, including the progress indicator
1877                 if(loadingscreenheight < 8)
1878                         loadingscreenheight = 8;
1879         }
1880 }
1881
1882 static cachepic_t *loadingscreenpic;
1883 static float loadingscreenpic_vertex3f[12];
1884 static float loadingscreenpic_texcoord2f[8];
1885
1886 static void SCR_DrawLoadingScreen_SharedSetup (qboolean clear)
1887 {
1888         r_viewport_t viewport;
1889         float x, y;
1890         // release mouse grab while loading
1891         if (!vid.fullscreen)
1892                 VID_SetMouse(false, false, false);
1893         CHECKGLERROR
1894         R_Viewport_InitOrtho(&viewport, &identitymatrix, 0, 0, vid.width, vid.height, 0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100, NULL);
1895         R_SetViewport(&viewport);
1896         //qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
1897         //qglDepthMask(1);CHECKGLERROR
1898         qglColorMask(1,1,1,1);CHECKGLERROR
1899         qglClearColor(0,0,0,0);CHECKGLERROR
1900         // when starting up a new video mode, make sure the screen is cleared to black
1901         if (clear)
1902                 qglClear(GL_COLOR_BUFFER_BIT);CHECKGLERROR
1903         R_Textures_Frame();
1904         R_Mesh_Start();
1905         R_Mesh_Matrix(&identitymatrix);
1906         // draw the loading plaque
1907         loadingscreenpic = Draw_CachePic ("gfx/loading");
1908         x = (vid_conwidth.integer - loadingscreenpic->width)/2;
1909         y = (vid_conheight.integer - loadingscreenpic->height)/2;
1910         loadingscreenpic_vertex3f[2] = loadingscreenpic_vertex3f[5] = loadingscreenpic_vertex3f[8] = loadingscreenpic_vertex3f[11] = 0;
1911         loadingscreenpic_vertex3f[0] = loadingscreenpic_vertex3f[9] = x;
1912         loadingscreenpic_vertex3f[1] = loadingscreenpic_vertex3f[4] = y;
1913         loadingscreenpic_vertex3f[3] = loadingscreenpic_vertex3f[6] = x + loadingscreenpic->width;
1914         loadingscreenpic_vertex3f[7] = loadingscreenpic_vertex3f[10] = y + loadingscreenpic->height;
1915         loadingscreenpic_texcoord2f[0] = 0;loadingscreenpic_texcoord2f[1] = 0;
1916         loadingscreenpic_texcoord2f[2] = 1;loadingscreenpic_texcoord2f[3] = 0;
1917         loadingscreenpic_texcoord2f[4] = 1;loadingscreenpic_texcoord2f[5] = 1;
1918         loadingscreenpic_texcoord2f[6] = 0;loadingscreenpic_texcoord2f[7] = 1;
1919 }
1920
1921 static void SCR_DrawLoadingScreen (qboolean clear)
1922 {
1923         // we only need to draw the image if it isn't already there
1924         GL_Color(1,1,1,1);
1925         GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1926         GL_DepthRange(0, 1);
1927         GL_PolygonOffset(0, 0);
1928         GL_DepthTest(false);
1929         R_SetupGenericShader(true);
1930         R_Mesh_ColorPointer(NULL, 0, 0);
1931         if(loadingscreentexture)
1932         {
1933                 R_Mesh_VertexPointer(loadingscreentexture_vertex3f, 0, 0);
1934                 R_Mesh_ResetTextureState();
1935                 R_Mesh_TexBind(0, R_GetTexture(loadingscreentexture));
1936                 R_Mesh_TexCoordPointer(0, 2, loadingscreentexture_texcoord2f, 0, 0);
1937                 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
1938         }
1939         R_Mesh_VertexPointer(loadingscreenpic_vertex3f, 0, 0);
1940         R_Mesh_ResetTextureState();
1941         R_Mesh_TexBind(0, R_GetTexture(loadingscreenpic->tex));
1942         R_Mesh_TexCoordPointer(0, 2, loadingscreenpic_texcoord2f, 0, 0);
1943         R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
1944         SCR_DrawLoadingStack();
1945 }
1946
1947 static void SCR_DrawLoadingScreen_SharedFinish (qboolean clear)
1948 {
1949         R_Mesh_Finish();
1950         // refresh
1951         VID_Finish();
1952         // however this IS necessary on Windows Vista
1953         qglFinish();
1954 }
1955
1956 void SCR_UpdateLoadingScreen (qboolean clear)
1957 {
1958         keydest_t       old_key_dest;
1959         int                     old_key_consoleactive;
1960
1961         // don't do anything if not initialized yet
1962         if (vid_hidden || cls.state == ca_dedicated)
1963                 return;
1964
1965         if(!scr_loadingscreen_background.integer)
1966                 clear = true;
1967         
1968         if(loadingscreentime == realtime)
1969                 clear |= loadingscreencleared;
1970
1971         if(clear)
1972                 SCR_ClearLoadingScreenTexture();
1973         else if(loadingscreentime != realtime)
1974                 SCR_SetLoadingScreenTexture();
1975
1976         if(loadingscreentime != realtime)
1977         {
1978                 loadingscreentime = realtime;
1979                 loadingscreenheight = 0;
1980         }
1981         loadingscreencleared = clear;
1982
1983         SCR_DrawLoadingScreen_SharedSetup(clear);
1984         if (vid.stereobuffer)
1985         {
1986                 qglDrawBuffer(GL_BACK_LEFT);
1987                 SCR_DrawLoadingScreen(clear);
1988                 qglDrawBuffer(GL_BACK_RIGHT);
1989                 SCR_DrawLoadingScreen(clear);
1990         }
1991         else
1992         {
1993                 qglDrawBuffer(GL_BACK);
1994                 SCR_DrawLoadingScreen(clear);
1995         }
1996         SCR_DrawLoadingScreen_SharedFinish(clear);
1997
1998         // this goes into the event loop, and should prevent unresponsive cursor on vista
1999         old_key_dest = key_dest;
2000         old_key_consoleactive = key_consoleactive;
2001         key_dest = key_void;
2002         key_consoleactive = false;
2003         Sys_SendKeyEvents();
2004         key_dest = old_key_dest;
2005         key_consoleactive = old_key_consoleactive;
2006 }
2007
2008 qboolean R_Stereo_ColorMasking(void)
2009 {
2010         return r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer;
2011 }
2012
2013 qboolean R_Stereo_Active(void)
2014 {
2015         return (vid.stereobuffer || r_stereo_sidebyside.integer || R_Stereo_ColorMasking());
2016 }
2017
2018 extern cvar_t cl_minfps;
2019 extern cvar_t cl_minfps_fade;
2020 extern cvar_t cl_minfps_qualitymax;
2021 extern cvar_t cl_minfps_qualitymin;
2022 extern cvar_t cl_minfps_qualitypower;
2023 extern cvar_t cl_minfps_qualityscale;
2024 static double cl_updatescreen_rendertime = 0;
2025 static double cl_updatescreen_quality = 1;
2026 extern void Sbar_ShowFPS_Update(void);
2027 void CL_UpdateScreen(void)
2028 {
2029         double rendertime1;
2030         float conwidth, conheight;
2031         float f;
2032
2033         Sbar_ShowFPS_Update();
2034
2035         if (!scr_initialized || !con_initialized || !scr_refresh.integer)
2036                 return;                         // not initialized yet
2037
2038         if(gamemode == GAME_NEXUIZ)
2039         {
2040                 // play a bit with the palette (experimental)
2041                 palette_rgb_pantscolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 0.0f*M_PI/3.0f));
2042                 palette_rgb_pantscolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 2.0f*M_PI/3.0f));
2043                 palette_rgb_pantscolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 4.0f*M_PI/3.0f));
2044                 palette_rgb_shirtcolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 5.0f*M_PI/3.0f));
2045                 palette_rgb_shirtcolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 3.0f*M_PI/3.0f));
2046                 palette_rgb_shirtcolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 1.0f*M_PI/3.0f));
2047                 memcpy(palette_rgb_pantsscoreboard[15], palette_rgb_pantscolormap[15], sizeof(*palette_rgb_pantscolormap));
2048                 memcpy(palette_rgb_shirtscoreboard[15], palette_rgb_shirtcolormap[15], sizeof(*palette_rgb_shirtcolormap));
2049         }
2050
2051         if (vid_hidden)
2052                 return;
2053
2054         rendertime1 = Sys_DoubleTime();
2055
2056         conwidth = bound(160, vid_conwidth.value, 32768);
2057         conheight = bound(90, vid_conheight.value, 24576);
2058         if (vid_conwidth.value != conwidth)
2059                 Cvar_SetValue("vid_conwidth", conwidth);
2060         if (vid_conheight.value != conheight)
2061                 Cvar_SetValue("vid_conheight", conheight);
2062
2063         // bound viewsize
2064         if (scr_viewsize.value < 30)
2065                 Cvar_Set ("viewsize","30");
2066         if (scr_viewsize.value > 120)
2067                 Cvar_Set ("viewsize","120");
2068
2069         // bound field of view
2070         if (scr_fov.value < 1)
2071                 Cvar_Set ("fov","1");
2072         if (scr_fov.value > 170)
2073                 Cvar_Set ("fov","170");
2074
2075         // validate r_textureunits cvar
2076         if (r_textureunits.integer > gl_textureunits)
2077                 Cvar_SetValueQuick(&r_textureunits, gl_textureunits);
2078         if (r_textureunits.integer < 1)
2079                 Cvar_SetValueQuick(&r_textureunits, 1);
2080
2081         // validate gl_combine cvar
2082         if (gl_combine.integer && !gl_combine_extension)
2083                 Cvar_SetValueQuick(&gl_combine, 0);
2084
2085         // intermission is always full screen
2086         if (cl.intermission)
2087                 sb_lines = 0;
2088         else
2089         {
2090                 if (scr_viewsize.value >= 120)
2091                         sb_lines = 0;           // no status bar at all
2092                 else if (scr_viewsize.value >= 110)
2093                         sb_lines = 24;          // no inventory
2094                 else
2095                         sb_lines = 24+16+8;
2096         }
2097
2098         r_refdef.view.colormask[0] = 1;
2099         r_refdef.view.colormask[1] = 1;
2100         r_refdef.view.colormask[2] = 1;
2101
2102         SCR_SetUpToDrawConsole();
2103
2104         CHECKGLERROR
2105         qglDrawBuffer(GL_BACK);CHECKGLERROR
2106         qglViewport(0, 0, vid.width, vid.height);CHECKGLERROR
2107         qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
2108         qglDepthMask(1);CHECKGLERROR
2109         qglColorMask(1,1,1,1);CHECKGLERROR
2110         qglClearColor(0,0,0,0);CHECKGLERROR
2111         R_ClearScreen(false);
2112         r_refdef.view.clear = false;
2113         r_refdef.view.isoverlay = false;
2114         f = pow((float)cl_updatescreen_quality, cl_minfps_qualitypower.value) * cl_minfps_qualityscale.value;
2115         r_refdef.view.quality = bound(cl_minfps_qualitymin.value, f, cl_minfps_qualitymax.value);
2116
2117         if (qglPolygonStipple)
2118         {
2119                 if(scr_stipple.integer)
2120                 {
2121                         GLubyte stipple[128];
2122                         int i, s, width, parts;
2123                         static int frame = 0;
2124                         ++frame;
2125         
2126                         s = scr_stipple.integer;
2127                         parts = (s & 007);
2128                         width = (s & 070) >> 3;
2129         
2130                         qglEnable(GL_POLYGON_STIPPLE);CHECKGLERROR // 0x0B42
2131                         for(i = 0; i < 128; ++i)
2132                         {
2133                                 int line = i/4;
2134                                 stipple[i] = (((line >> width) + frame) & ((1 << parts) - 1)) ? 0x00 : 0xFF;
2135                         }
2136                         qglPolygonStipple(stipple);CHECKGLERROR
2137                 }
2138                 else
2139                 {
2140                         qglDisable(GL_POLYGON_STIPPLE);CHECKGLERROR
2141                 }
2142         }
2143
2144         CHECKGLERROR
2145         if (R_Stereo_Active())
2146         {
2147                 matrix4x4_t originalmatrix = r_refdef.view.matrix;
2148                 matrix4x4_t offsetmatrix;
2149                 Matrix4x4_CreateFromQuakeEntity(&offsetmatrix, 0, r_stereo_separation.value * 0.5f, 0, 0, r_stereo_angle.value * 0.5f, 0, 1);
2150                 Matrix4x4_Concat(&r_refdef.view.matrix, &originalmatrix, &offsetmatrix);
2151
2152                 if (r_stereo_sidebyside.integer)
2153                         r_stereo_side = 0;
2154
2155                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2156                 {
2157                         r_refdef.view.colormask[0] = 1;
2158                         r_refdef.view.colormask[1] = 0;
2159                         r_refdef.view.colormask[2] = 0;
2160                 }
2161
2162                 if (vid.stereobuffer)
2163                         qglDrawBuffer(GL_BACK_RIGHT);
2164
2165                 SCR_DrawScreen();
2166
2167                 Matrix4x4_CreateFromQuakeEntity(&offsetmatrix, 0, r_stereo_separation.value * -0.5f, 0, 0, r_stereo_angle.value * -0.5f, 0, 1);
2168                 Matrix4x4_Concat(&r_refdef.view.matrix, &originalmatrix, &offsetmatrix);
2169
2170                 if (r_stereo_sidebyside.integer)
2171                         r_stereo_side = 1;
2172
2173                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2174                 {
2175                         r_refdef.view.colormask[0] = 0;
2176                         r_refdef.view.colormask[1] = r_stereo_redcyan.integer || r_stereo_redgreen.integer;
2177                         r_refdef.view.colormask[2] = r_stereo_redcyan.integer || r_stereo_redblue.integer;
2178                 }
2179
2180                 if (vid.stereobuffer)
2181                         qglDrawBuffer(GL_BACK_LEFT);
2182
2183                 SCR_DrawScreen();
2184
2185                 r_refdef.view.matrix = originalmatrix;
2186         }
2187         else
2188                 SCR_DrawScreen();
2189         CHECKGLERROR
2190
2191         SCR_CaptureVideo();
2192
2193         // quality adjustment according to render time
2194         CHECKGLERROR
2195         qglFlush(); // FIXME: should we really be using qglFlush here?
2196         cl_updatescreen_rendertime += ((Sys_DoubleTime() - rendertime1) - cl_updatescreen_rendertime) * bound(0, cl_minfps_fade.value, 1);
2197         if (cl_minfps.value > 0 && cl_updatescreen_rendertime > 0 && !cls.timedemo && (!cls.capturevideo.active || !cls.capturevideo.realtime))
2198                 cl_updatescreen_quality = 1 / (cl_updatescreen_rendertime * cl_minfps.value);
2199         else
2200                 cl_updatescreen_quality = 1;
2201
2202         if (!vid_activewindow)
2203                 VID_SetMouse(false, false, false);
2204         else if (key_consoleactive)
2205                 VID_SetMouse(vid.fullscreen, false, false);
2206         else if (key_dest == key_menu_grabbed)
2207                 VID_SetMouse(true, vid_mouse.integer && !in_client_mouse, true);
2208         else if (key_dest == key_menu)
2209                 VID_SetMouse(vid.fullscreen, vid_mouse.integer && !in_client_mouse, true);
2210         else
2211                 VID_SetMouse(vid.fullscreen, vid_mouse.integer && !cl.csqc_wantsmousemove && (!cls.demoplayback || cl_demo_mousegrab.integer), true);
2212
2213         VID_Finish();
2214 }
2215
2216 void CL_Screen_NewMap(void)
2217 {
2218 }