Add more CHECKGLERROR calls, and clean up a few obsolete code scraps.
[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 "image_png.h"
7 #include "cl_collision.h"
8 #include "libcurl.h"
9 #include "csprogs.h"
10 #ifdef CONFIG_VIDEO_CAPTURE
11 #include "cap_avi.h"
12 #include "cap_ogg.h"
13 #endif
14
15 // we have to include snd_main.h here only to get access to snd_renderbuffer->format.speed when writing the AVI headers
16 #include "snd_main.h"
17
18 cvar_t scr_viewsize = {CVAR_SAVE, "viewsize","100", "how large the view should be, 110 disables inventory bar, 120 disables status bar"};
19 cvar_t scr_fov = {CVAR_SAVE, "fov","90", "field of vision, 1-170 degrees, default 90, some players use 110-130"};
20 cvar_t scr_conalpha = {CVAR_SAVE, "scr_conalpha", "1", "opacity of console background gfx/conback"};
21 cvar_t scr_conalphafactor = {CVAR_SAVE, "scr_conalphafactor", "1", "opacity of console background gfx/conback relative to scr_conalpha; when 0, gfx/conback is not drawn"};
22 cvar_t scr_conalpha2factor = {CVAR_SAVE, "scr_conalpha2factor", "0", "opacity of console background gfx/conback2 relative to scr_conalpha; when 0, gfx/conback2 is not drawn"};
23 cvar_t scr_conalpha3factor = {CVAR_SAVE, "scr_conalpha3factor", "0", "opacity of console background gfx/conback3 relative to scr_conalpha; when 0, gfx/conback3 is not drawn"};
24 cvar_t scr_conbrightness = {CVAR_SAVE, "scr_conbrightness", "1", "brightness of console background (0 = black, 1 = image)"};
25 cvar_t scr_conforcewhiledisconnected = {0, "scr_conforcewhiledisconnected", "1", "forces fullscreen console while disconnected"};
26 cvar_t scr_conscroll_x = {CVAR_SAVE, "scr_conscroll_x", "0", "scroll speed of gfx/conback in x direction"};
27 cvar_t scr_conscroll_y = {CVAR_SAVE, "scr_conscroll_y", "0", "scroll speed of gfx/conback in y direction"};
28 cvar_t scr_conscroll2_x = {CVAR_SAVE, "scr_conscroll2_x", "0", "scroll speed of gfx/conback2 in x direction"};
29 cvar_t scr_conscroll2_y = {CVAR_SAVE, "scr_conscroll2_y", "0", "scroll speed of gfx/conback2 in y direction"};
30 cvar_t scr_conscroll3_x = {CVAR_SAVE, "scr_conscroll3_x", "0", "scroll speed of gfx/conback3 in x direction"};
31 cvar_t scr_conscroll3_y = {CVAR_SAVE, "scr_conscroll3_y", "0", "scroll speed of gfx/conback3 in y direction"};
32 #ifdef CONFIG_MENU
33 cvar_t scr_menuforcewhiledisconnected = {0, "scr_menuforcewhiledisconnected", "0", "forces menu while disconnected"};
34 #endif
35 cvar_t scr_centertime = {0, "scr_centertime","2", "how long centerprint messages show"};
36 cvar_t scr_showram = {CVAR_SAVE, "showram","1", "show ram icon if low on surface cache memory (not used)"};
37 cvar_t scr_showturtle = {CVAR_SAVE, "showturtle","0", "show turtle icon when framerate is too low"};
38 cvar_t scr_showpause = {CVAR_SAVE, "showpause","1", "show pause icon when game is paused"};
39 cvar_t scr_showbrand = {0, "showbrand","0", "shows gfx/brand.tga in a corner of the screen (different values select different positions, including centered)"};
40 cvar_t scr_printspeed = {0, "scr_printspeed","0", "speed of intermission printing (episode end texts), a value of 0 disables the slow printing"};
41 cvar_t scr_loadingscreen_background = {0, "scr_loadingscreen_background","1", "show the last visible background during loading screen (costs one screenful of video memory)"};
42 cvar_t scr_loadingscreen_scale = {0, "scr_loadingscreen_scale","1", "scale factor of the background"};
43 cvar_t scr_loadingscreen_scale_base = {0, "scr_loadingscreen_scale_base","0", "0 = console pixels, 1 = video pixels"};
44 cvar_t scr_loadingscreen_scale_limit = {0, "scr_loadingscreen_scale_limit","0", "0 = no limit, 1 = until first edge hits screen edge, 2 = until last edge hits screen edge, 3 = until width hits screen width, 4 = until height hits screen height"};
45 cvar_t scr_loadingscreen_picture = {CVAR_SAVE, "scr_loadingscreen_picture", "gfx/loading", "picture shown during loading"};
46 cvar_t scr_loadingscreen_count = {0, "scr_loadingscreen_count","1", "number of loading screen files to use randomly (named loading.tga, loading2.tga, loading3.tga, ...)"};
47 cvar_t scr_loadingscreen_firstforstartup = {0, "scr_loadingscreen_firstforstartup","0", "remove loading.tga from random scr_loadingscreen_count selection and only display it on client startup, 0 = normal, 1 = firstforstartup"};
48 cvar_t scr_loadingscreen_barcolor = {0, "scr_loadingscreen_barcolor", "0 0 1", "rgb color of loadingscreen progress bar"};
49 cvar_t scr_loadingscreen_barheight = {0, "scr_loadingscreen_barheight", "8", "the height of the loadingscreen progress bar"};
50 cvar_t scr_loadingscreen_maxfps = {0, "scr_loadingscreen_maxfps", "10", "restrict maximal FPS for loading screen so it will not update very often (this will make lesser loading times on a maps loading large number of models)"};
51 cvar_t scr_infobar_height = {0, "scr_infobar_height", "8", "the height of the infobar items"};
52 cvar_t vid_conwidth = {CVAR_SAVE, "vid_conwidth", "640", "virtual width of 2D graphics system"};
53 cvar_t vid_conheight = {CVAR_SAVE, "vid_conheight", "480", "virtual height of 2D graphics system"};
54 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)"};
55 cvar_t scr_screenshot_jpeg = {CVAR_SAVE, "scr_screenshot_jpeg","1", "save jpeg instead of targa"};
56 cvar_t scr_screenshot_jpeg_quality = {CVAR_SAVE, "scr_screenshot_jpeg_quality","0.9", "image quality of saved jpeg"};
57 cvar_t scr_screenshot_png = {CVAR_SAVE, "scr_screenshot_png","0", "save png instead of targa"};
58 cvar_t scr_screenshot_gammaboost = {CVAR_SAVE, "scr_screenshot_gammaboost","1", "gamma correction on saved screenshots and videos, 1.0 saves unmodified images"};
59 cvar_t scr_screenshot_alpha = {0, "scr_screenshot_alpha","0", "try to write an alpha channel to screenshots (debugging feature)"};
60 cvar_t scr_screenshot_timestamp = {CVAR_SAVE, "scr_screenshot_timestamp", "1", "use a timestamp based number of the type YYYYMMDDHHMMSSsss instead of sequential numbering"};
61 // scr_screenshot_name is defined in fs.c
62 #ifdef CONFIG_VIDEO_CAPTURE
63 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)"};
64 cvar_t cl_capturevideo_demo_stop = {CVAR_SAVE, "cl_capturevideo_demo_stop", "1", "automatically stops video recording when demo ends"};
65 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)"};
66 cvar_t cl_capturevideo_width = {CVAR_SAVE, "cl_capturevideo_width", "0", "scales all frames to this resolution before saving the video"};
67 cvar_t cl_capturevideo_height = {CVAR_SAVE, "cl_capturevideo_height", "0", "scales all frames to this resolution before saving the video"};
68 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"};
69 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)"};
70 cvar_t cl_capturevideo_nameformat = {CVAR_SAVE, "cl_capturevideo_nameformat", "dpvideo", "prefix for saved videos (the date is encoded using strftime escapes)"};
71 cvar_t cl_capturevideo_number = {CVAR_SAVE, "cl_capturevideo_number", "1", "number to append to video filename, incremented each time a capture begins"};
72 cvar_t cl_capturevideo_ogg = {CVAR_SAVE, "cl_capturevideo_ogg", "1", "save captured video data as Ogg/Vorbis/Theora streams"};
73 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)"};
74 #endif
75 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)"};
76 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)"};
77 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)"};
78 cvar_t r_stereo_horizontal = {0, "r_stereo_horizontal", "0", "aspect skewed side by side view for special decoder/display hardware"};
79 cvar_t r_stereo_vertical = {0, "r_stereo_vertical", "0", "aspect skewed top and bottom view for special decoder/display hardware"};
80 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)"};
81 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"};
82 cvar_t r_stereo_redgreen = {0, "r_stereo_redgreen", "0", "red/green anaglyph stereo glasses (for those who don't mind yellow)"};
83 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)"};
84 cvar_t scr_stipple = {0, "scr_stipple", "0", "interlacing-like stippling of the display"};
85 cvar_t scr_refresh = {0, "scr_refresh", "1", "allows you to completely shut off rendering for benchmarking purposes"};
86 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"};
87 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)"};
88 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)"};
89 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"};
90 cvar_t vid_touchscreen_outlinealpha = {0, "vid_touchscreen_outlinealpha", "0", "opacity of touchscreen area outlines"};
91 cvar_t vid_touchscreen_overlayalpha = {0, "vid_touchscreen_overlayalpha", "0.25", "opacity of touchscreen area icons"};
92 cvar_t r_speeds_graph = {CVAR_SAVE, "r_speeds_graph", "0", "display a graph of renderer statistics "};
93 cvar_t r_speeds_graph_filter[8] =
94 {
95         {CVAR_SAVE, "r_speeds_graph_filter_r", "timedelta", "Red - display the specified renderer statistic"},
96         {CVAR_SAVE, "r_speeds_graph_filter_g", "batch_batches", "Green - display the specified renderer statistic"},
97         {CVAR_SAVE, "r_speeds_graph_filter_b", "batch_triangles", "Blue - display the specified renderer statistic"},
98         {CVAR_SAVE, "r_speeds_graph_filter_y", "fast_triangles", "Yellow - display the specified renderer statistic"},
99         {CVAR_SAVE, "r_speeds_graph_filter_c", "copytriangles_triangles", "Cyan - display the specified renderer statistic"},
100         {CVAR_SAVE, "r_speeds_graph_filter_m", "dynamic_triangles", "Magenta - display the specified renderer statistic"},
101         {CVAR_SAVE, "r_speeds_graph_filter_w", "animcache_shade_vertices", "White - display the specified renderer statistic"},
102         {CVAR_SAVE, "r_speeds_graph_filter_o", "animcache_shape_vertices", "Orange - display the specified renderer statistic"},
103 };
104 cvar_t r_speeds_graph_length = {CVAR_SAVE, "r_speeds_graph_length", "1024", "number of frames in statistics graph, can be from 4 to 8192"};
105 cvar_t r_speeds_graph_seconds = {CVAR_SAVE, "r_speeds_graph_seconds", "2", "number of seconds in graph, can be from 0.1 to 120"};
106 cvar_t r_speeds_graph_x = {CVAR_SAVE, "r_speeds_graph_x", "0", "position of graph"};
107 cvar_t r_speeds_graph_y = {CVAR_SAVE, "r_speeds_graph_y", "0", "position of graph"};
108 cvar_t r_speeds_graph_width = {CVAR_SAVE, "r_speeds_graph_width", "256", "size of graph"};
109 cvar_t r_speeds_graph_height = {CVAR_SAVE, "r_speeds_graph_height", "128", "size of graph"};
110 cvar_t r_speeds_graph_maxtimedelta = {CVAR_SAVE, "r_speeds_graph_maxtimedelta", "16667", "maximum timedelta to display in the graph (this value will be the top line)"};
111 cvar_t r_speeds_graph_maxdefault = {CVAR_SAVE, "r_speeds_graph_maxdefault", "100", "if the minimum and maximum observed values are closer than this, use this value as the graph range (keeps small numbers from being big graphs)"};
112
113
114
115 extern cvar_t sbar_info_pos;
116 extern cvar_t r_fog_clear;
117
118 int jpeg_supported = false;
119
120 qboolean        scr_initialized;                // ready to draw
121
122 float           scr_con_current;
123 int                     scr_con_margin_bottom;
124
125 extern int      con_vislines;
126
127 static void SCR_ScreenShot_f (void);
128 static void R_Envmap_f (void);
129
130 // backend
131 void R_ClearScreen(qboolean fogcolor);
132
133 /*
134 ===============================================================================
135
136 CENTER PRINTING
137
138 ===============================================================================
139 */
140
141 char            scr_centerstring[MAX_INPUTLINE];
142 float           scr_centertime_start;   // for slow victory printing
143 float           scr_centertime_off;
144 int                     scr_center_lines;
145 int                     scr_erase_lines;
146 int                     scr_erase_center;
147 char        scr_infobarstring[MAX_INPUTLINE];
148 float       scr_infobartime_off;
149
150 /*
151 ==============
152 SCR_CenterPrint
153
154 Called for important messages that should stay in the center of the screen
155 for a few moments
156 ==============
157 */
158 void SCR_CenterPrint(const char *str)
159 {
160         strlcpy (scr_centerstring, str, sizeof (scr_centerstring));
161         scr_centertime_off = scr_centertime.value;
162         scr_centertime_start = cl.time;
163
164 // count the number of lines for centering
165         scr_center_lines = 1;
166         while (*str)
167         {
168                 if (*str == '\n')
169                         scr_center_lines++;
170                 str++;
171         }
172 }
173
174
175 static void SCR_DrawCenterString (void)
176 {
177         char    *start;
178         int             x, y;
179         int             remaining;
180         int             color;
181
182         if(cl.intermission == 2) // in finale,
183                 if(sb_showscores) // make TAB hide the finale message (sb_showscores overrides finale in sbar.c)
184                         return;
185
186         if(scr_centertime.value <= 0 && !cl.intermission)
187                 return;
188
189 // the finale prints the characters one at a time, except if printspeed is an absurdly high value
190         if (cl.intermission && scr_printspeed.value > 0 && scr_printspeed.value < 1000000)
191                 remaining = (int)(scr_printspeed.value * (cl.time - scr_centertime_start));
192         else
193                 remaining = 9999;
194
195         scr_erase_center = 0;
196         start = scr_centerstring;
197
198         if (remaining < 1)
199                 return;
200
201         if (scr_center_lines <= 4)
202                 y = (int)(vid_conheight.integer*0.35);
203         else
204                 y = 48;
205
206         color = -1;
207         do
208         {
209                 // scan the number of characters on the line, not counting color codes
210                 char *newline = strchr(start, '\n');
211                 int l = newline ? (newline - start) : (int)strlen(start);
212                 float width = DrawQ_TextWidth(start, l, 8, 8, false, FONT_CENTERPRINT);
213
214                 x = (int) (vid_conwidth.integer - width)/2;
215                 if (l > 0)
216                 {
217                         if (remaining < l)
218                                 l = remaining;
219                         DrawQ_String(x, y, start, l, 8, 8, 1, 1, 1, 1, 0, &color, false, FONT_CENTERPRINT);
220                         remaining -= l;
221                         if (remaining <= 0)
222                                 return;
223                 }
224                 y += 8;
225
226                 if (!newline)
227                         break;
228                 start = newline + 1; // skip the \n
229         } while (1);
230 }
231
232 static void SCR_CheckDrawCenterString (void)
233 {
234         if (scr_center_lines > scr_erase_lines)
235                 scr_erase_lines = scr_center_lines;
236
237         if (cl.time > cl.oldtime)
238                 scr_centertime_off -= cl.time - cl.oldtime;
239
240         // don't draw if this is a normal stats-screen intermission,
241         // only if it is not an intermission, or a finale intermission
242         if (cl.intermission == 1)
243                 return;
244         if (scr_centertime_off <= 0 && !cl.intermission)
245                 return;
246         if (key_dest != key_game)
247                 return;
248
249         SCR_DrawCenterString ();
250 }
251
252 static void SCR_DrawNetGraph_DrawGraph (int graphx, int graphy, int graphwidth, int graphheight, float graphscale, int graphlimit, const char *label, float textsize, int packetcounter, netgraphitem_t *netgraph)
253 {
254         netgraphitem_t *graph;
255         int j, x, y;
256         int totalbytes = 0;
257         char bytesstring[128];
258         float g[NETGRAPH_PACKETS][7];
259         float *a;
260         float *b;
261         DrawQ_Fill(graphx, graphy, graphwidth, graphheight + textsize * 2, 0, 0, 0, 0.5, 0);
262         // draw the bar graph itself
263         memset(g, 0, sizeof(g));
264         for (j = 0;j < NETGRAPH_PACKETS;j++)
265         {
266                 graph = netgraph + j;
267                 g[j][0] = 1.0f - 0.25f * (realtime - graph->time);
268                 g[j][1] = 1.0f;
269                 g[j][2] = 1.0f;
270                 g[j][3] = 1.0f;
271                 g[j][4] = 1.0f;
272                 g[j][5] = 1.0f;
273                 g[j][6] = 1.0f;
274                 if (graph->unreliablebytes == NETGRAPH_LOSTPACKET)
275                         g[j][1] = 0.00f;
276                 else if (graph->unreliablebytes == NETGRAPH_CHOKEDPACKET)
277                         g[j][2] = 0.90f;
278                 else
279                 {
280                         if(netgraph[j].time >= netgraph[(j+NETGRAPH_PACKETS-1)%NETGRAPH_PACKETS].time)
281                                 if(graph->unreliablebytes + graph->reliablebytes + graph->ackbytes >= graphlimit * (netgraph[j].time - netgraph[(j+NETGRAPH_PACKETS-1)%NETGRAPH_PACKETS].time))
282                                         g[j][2] = 0.98f;
283                         g[j][3] = 1.0f    - graph->unreliablebytes * graphscale;
284                         g[j][4] = g[j][3] - graph->reliablebytes   * graphscale;
285                         g[j][5] = g[j][4] - graph->ackbytes        * graphscale;
286                         // count bytes in the last second
287                         if (realtime - graph->time < 1.0f)
288                                 totalbytes += graph->unreliablebytes + graph->reliablebytes + graph->ackbytes;
289                 }
290                 if(graph->cleartime >= 0)
291                         g[j][6] = 0.5f + 0.5f * (2.0 / M_PI) * atan((M_PI / 2.0) * (graph->cleartime - graph->time));
292                 g[j][1] = bound(0.0f, g[j][1], 1.0f);
293                 g[j][2] = bound(0.0f, g[j][2], 1.0f);
294                 g[j][3] = bound(0.0f, g[j][3], 1.0f);
295                 g[j][4] = bound(0.0f, g[j][4], 1.0f);
296                 g[j][5] = bound(0.0f, g[j][5], 1.0f);
297                 g[j][6] = bound(0.0f, g[j][6], 1.0f);
298         }
299         // render the lines for the graph
300         for (j = 0;j < NETGRAPH_PACKETS;j++)
301         {
302                 a = g[j];
303                 b = g[(j+1)%NETGRAPH_PACKETS];
304                 if (a[0] < 0.0f || b[0] > 1.0f || b[0] < a[0])
305                         continue;
306                 DrawQ_Line(1, graphx + graphwidth * a[0], graphy + graphheight * a[2], graphx + graphwidth * b[0], graphy + graphheight * b[2], 1.0f, 1.0f, 1.0f, 1.0f, 0);
307                 DrawQ_Line(1, 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);
308                 DrawQ_Line(1, 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);
309                 DrawQ_Line(1, 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);
310                 DrawQ_Line(1, 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);
311                 DrawQ_Line(1, graphx + graphwidth * a[0], graphy + graphheight * a[6], graphx + graphwidth * b[0], graphy + graphheight * b[6], 0.0f, 0.0f, 1.0f, 1.0f, 0);
312         }
313         x = graphx;
314         y = graphy + graphheight;
315         dpsnprintf(bytesstring, sizeof(bytesstring), "%i", totalbytes);
316         DrawQ_String(x, y, label      , 0, textsize, textsize, 1.0f, 1.0f, 1.0f, 1.0f, 0, NULL, false, FONT_DEFAULT);y += textsize;
317         DrawQ_String(x, y, bytesstring, 0, textsize, textsize, 1.0f, 1.0f, 1.0f, 1.0f, 0, NULL, false, FONT_DEFAULT);y += textsize;
318 }
319
320 /*
321 ==============
322 SCR_DrawNetGraph
323 ==============
324 */
325 static void SCR_DrawNetGraph (void)
326 {
327         int i, separator1, separator2, graphwidth, graphheight, netgraph_x, netgraph_y, textsize, index, netgraphsperrow, graphlimit;
328         float graphscale;
329         netconn_t *c;
330         char vabuf[1024];
331
332         if (cls.state != ca_connected)
333                 return;
334         if (!cls.netcon)
335                 return;
336         if (!shownetgraph.integer)
337                 return;
338
339         separator1 = 2;
340         separator2 = 4;
341         textsize = 8;
342         graphwidth = 120;
343         graphheight = 70;
344         graphscale = 1.0f / 1500.0f;
345         graphlimit = cl_rate.integer;
346
347         netgraphsperrow = (vid_conwidth.integer + separator2) / (graphwidth * 2 + separator1 + separator2);
348         netgraphsperrow = max(netgraphsperrow, 1);
349
350         index = 0;
351         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (graphwidth * 2 + separator1 + separator2);
352         netgraph_y = (vid_conheight.integer - 48 - sbar_info_pos.integer + separator2) - (1 + (index / netgraphsperrow)) * (graphheight + textsize + separator2);
353         c = cls.netcon;
354         SCR_DrawNetGraph_DrawGraph(netgraph_x                          , netgraph_y, graphwidth, graphheight, graphscale, graphlimit, "incoming", textsize, c->incoming_packetcounter, c->incoming_netgraph);
355         SCR_DrawNetGraph_DrawGraph(netgraph_x + graphwidth + separator1, netgraph_y, graphwidth, graphheight, graphscale, graphlimit, "outgoing", textsize, c->outgoing_packetcounter, c->outgoing_netgraph);
356         index++;
357
358         if (sv.active && shownetgraph.integer >= 2)
359         {
360                 for (i = 0;i < svs.maxclients;i++)
361                 {
362                         c = svs.clients[i].netconnection;
363                         if (!c)
364                                 continue;
365                         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (graphwidth * 2 + separator1 + separator2);
366                         netgraph_y = (vid_conheight.integer - 48 + separator2) - (1 + (index / netgraphsperrow)) * (graphheight + textsize + separator2);
367                         SCR_DrawNetGraph_DrawGraph(netgraph_x                          , netgraph_y, graphwidth, graphheight, graphscale, graphlimit, va(vabuf, sizeof(vabuf), "%s", svs.clients[i].name), textsize, c->outgoing_packetcounter, c->outgoing_netgraph);
368                         SCR_DrawNetGraph_DrawGraph(netgraph_x + graphwidth + separator1, netgraph_y, graphwidth, graphheight, graphscale, graphlimit, ""                           , textsize, c->incoming_packetcounter, c->incoming_netgraph);
369                         index++;
370                 }
371         }
372 }
373
374 /*
375 ==============
376 SCR_DrawTurtle
377 ==============
378 */
379 static void SCR_DrawTurtle (void)
380 {
381         static int      count;
382
383         if (cls.state != ca_connected)
384                 return;
385
386         if (!scr_showturtle.integer)
387                 return;
388
389         if (cl.realframetime < 0.1)
390         {
391                 count = 0;
392                 return;
393         }
394
395         count++;
396         if (count < 3)
397                 return;
398
399         DrawQ_Pic (0, 0, Draw_CachePic ("gfx/turtle"), 0, 0, 1, 1, 1, 1, 0);
400 }
401
402 /*
403 ==============
404 SCR_DrawNet
405 ==============
406 */
407 static void SCR_DrawNet (void)
408 {
409         if (cls.state != ca_connected)
410                 return;
411         if (realtime - cl.last_received_message < 0.3)
412                 return;
413         if (cls.demoplayback)
414                 return;
415
416         DrawQ_Pic (64, 0, Draw_CachePic ("gfx/net"), 0, 0, 1, 1, 1, 1, 0);
417 }
418
419 /*
420 ==============
421 DrawPause
422 ==============
423 */
424 static void SCR_DrawPause (void)
425 {
426         cachepic_t      *pic;
427
428         if (cls.state != ca_connected)
429                 return;
430
431         if (!scr_showpause.integer)             // turn off for screenshots
432                 return;
433
434         if (!cl.paused)
435                 return;
436
437         pic = Draw_CachePic ("gfx/pause");
438         DrawQ_Pic ((vid_conwidth.integer - Draw_GetPicWidth(pic))/2, (vid_conheight.integer - Draw_GetPicHeight(pic))/2, pic, 0, 0, 1, 1, 1, 1, 0);
439 }
440
441 /*
442 ==============
443 SCR_DrawBrand
444 ==============
445 */
446 static void SCR_DrawBrand (void)
447 {
448         cachepic_t      *pic;
449         float           x, y;
450
451         if (!scr_showbrand.value)
452                 return;
453
454         pic = Draw_CachePic ("gfx/brand");
455
456         switch ((int)scr_showbrand.value)
457         {
458         case 1: // bottom left
459                 x = 0;
460                 y = vid_conheight.integer - Draw_GetPicHeight(pic);
461                 break;
462         case 2: // bottom centre
463                 x = (vid_conwidth.integer - Draw_GetPicWidth(pic)) / 2;
464                 y = vid_conheight.integer - Draw_GetPicHeight(pic);
465                 break;
466         case 3: // bottom right
467                 x = vid_conwidth.integer - Draw_GetPicWidth(pic);
468                 y = vid_conheight.integer - Draw_GetPicHeight(pic);
469                 break;
470         case 4: // centre right
471                 x = vid_conwidth.integer - Draw_GetPicWidth(pic);
472                 y = (vid_conheight.integer - Draw_GetPicHeight(pic)) / 2;
473                 break;
474         case 5: // top right
475                 x = vid_conwidth.integer - Draw_GetPicWidth(pic);
476                 y = 0;
477                 break;
478         case 6: // top centre
479                 x = (vid_conwidth.integer - Draw_GetPicWidth(pic)) / 2;
480                 y = 0;
481                 break;
482         case 7: // top left
483                 x = 0;
484                 y = 0;
485                 break;
486         case 8: // centre left
487                 x = 0;
488                 y = (vid_conheight.integer - Draw_GetPicHeight(pic)) / 2;
489                 break;
490         default:
491                 return;
492         }
493
494         DrawQ_Pic (x, y, pic, 0, 0, 1, 1, 1, 1, 0);
495 }
496
497 /*
498 ==============
499 SCR_DrawQWDownload
500 ==============
501 */
502 static int SCR_DrawQWDownload(int offset)
503 {
504         // sync with SCR_InfobarHeight
505         int len;
506         float x, y;
507         float size = scr_infobar_height.value;
508         char temp[256];
509
510         if (!cls.qw_downloadname[0])
511         {
512                 cls.qw_downloadspeedrate = 0;
513                 cls.qw_downloadspeedtime = realtime;
514                 cls.qw_downloadspeedcount = 0;
515                 return 0;
516         }
517         if (realtime >= cls.qw_downloadspeedtime + 1)
518         {
519                 cls.qw_downloadspeedrate = cls.qw_downloadspeedcount;
520                 cls.qw_downloadspeedtime = realtime;
521                 cls.qw_downloadspeedcount = 0;
522         }
523         if (cls.protocol == PROTOCOL_QUAKEWORLD)
524                 dpsnprintf(temp, sizeof(temp), "Downloading %s %3i%% (%i) at %i bytes/s", cls.qw_downloadname, cls.qw_downloadpercent, cls.qw_downloadmemorycursize, cls.qw_downloadspeedrate);
525         else
526                 dpsnprintf(temp, sizeof(temp), "Downloading %s %3i%% (%i/%i) at %i bytes/s", cls.qw_downloadname, cls.qw_downloadpercent, cls.qw_downloadmemorycursize, cls.qw_downloadmemorymaxsize, cls.qw_downloadspeedrate);
527         len = (int)strlen(temp);
528         x = (vid_conwidth.integer - DrawQ_TextWidth(temp, len, size, size, true, FONT_INFOBAR)) / 2;
529         y = vid_conheight.integer - size - offset;
530         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
531         DrawQ_String(x, y, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
532         return size;
533 }
534 /*
535 ==============
536 SCR_DrawInfobarString
537 ==============
538 */
539 static int SCR_DrawInfobarString(int offset)
540 {
541         int len;
542         float x, y;
543         float size = scr_infobar_height.value;
544
545         len = (int)strlen(scr_infobarstring);
546         x = (vid_conwidth.integer - DrawQ_TextWidth(scr_infobarstring, len, size, size, false, FONT_INFOBAR)) / 2;
547         y = vid_conheight.integer - size - offset;
548         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
549         DrawQ_String(x, y, scr_infobarstring, len, size, size, 1, 1, 1, 1, 0, NULL, false, FONT_INFOBAR);
550         return size;
551 }
552
553 /*
554 ==============
555 SCR_DrawCurlDownload
556 ==============
557 */
558 static int SCR_DrawCurlDownload(int offset)
559 {
560         // sync with SCR_InfobarHeight
561         int len;
562         int nDownloads;
563         int i;
564         float x, y;
565         float size = scr_infobar_height.value;
566         Curl_downloadinfo_t *downinfo;
567         char temp[256];
568         char addinfobuf[128];
569         const char *addinfo;
570
571         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo, addinfobuf, sizeof(addinfobuf));
572         if(!downinfo)
573                 return 0;
574
575         y = vid_conheight.integer - size * nDownloads - offset;
576
577         if(addinfo)
578         {
579                 len = (int)strlen(addinfo);
580                 x = (vid_conwidth.integer - DrawQ_TextWidth(addinfo, len, size, size, true, FONT_INFOBAR)) / 2;
581                 DrawQ_Fill(0, y - size, vid_conwidth.integer, size, 1, 1, 1, cls.signon == SIGNONS ? 0.8 : 1, 0);
582                 DrawQ_String(x, y - size, addinfo, len, size, size, 0, 0, 0, 1, 0, NULL, true, FONT_INFOBAR);
583         }
584
585         for(i = 0; i != nDownloads; ++i)
586         {
587                 if(downinfo[i].queued)
588                         dpsnprintf(temp, sizeof(temp), "Still in queue: %s", downinfo[i].filename);
589                 else if(downinfo[i].progress <= 0)
590                         dpsnprintf(temp, sizeof(temp), "Downloading %s ...  ???.?%% @ %.1f KiB/s", downinfo[i].filename, downinfo[i].speed / 1024.0);
591                 else
592                         dpsnprintf(temp, sizeof(temp), "Downloading %s ...  %5.1f%% @ %.1f KiB/s", downinfo[i].filename, 100.0 * downinfo[i].progress, downinfo[i].speed / 1024.0);
593                 len = (int)strlen(temp);
594                 x = (vid_conwidth.integer - DrawQ_TextWidth(temp, len, size, size, true, FONT_INFOBAR)) / 2;
595                 DrawQ_Fill(0, y + i * size, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
596                 DrawQ_String(x, y + i * size, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
597         }
598
599         Z_Free(downinfo);
600
601         return size * (nDownloads + (addinfo ? 1 : 0));
602 }
603
604 /*
605 ==============
606 SCR_DrawInfobar
607 ==============
608 */
609 static void SCR_DrawInfobar(void)
610 {
611         int offset = 0;
612         offset += SCR_DrawQWDownload(offset);
613         offset += SCR_DrawCurlDownload(offset);
614         if(scr_infobartime_off > 0)
615                 offset += SCR_DrawInfobarString(offset);
616         if(offset != scr_con_margin_bottom)
617                 Con_DPrintf("broken console margin calculation: %d != %d\n", offset, scr_con_margin_bottom);
618 }
619
620 static int SCR_InfobarHeight(void)
621 {
622         int offset = 0;
623         Curl_downloadinfo_t *downinfo;
624         const char *addinfo;
625         int nDownloads;
626         char addinfobuf[128];
627
628         if (cl.time > cl.oldtime)
629                 scr_infobartime_off -= cl.time - cl.oldtime;
630         if(scr_infobartime_off > 0)
631                 offset += 1;
632         if(cls.qw_downloadname[0])
633                 offset += 1;
634
635         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo, addinfobuf, sizeof(addinfobuf));
636         if(downinfo)
637         {
638                 offset += (nDownloads + (addinfo ? 1 : 0));
639                 Z_Free(downinfo);
640         }
641         offset *= scr_infobar_height.value;
642
643         return offset;
644 }
645
646 /*
647 ==============
648 SCR_InfoBar_f
649 ==============
650 */
651 static void SCR_InfoBar_f(void)
652 {
653         if(Cmd_Argc() == 3)
654         {
655                 scr_infobartime_off = atof(Cmd_Argv(1));
656                 strlcpy(scr_infobarstring, Cmd_Argv(2), sizeof(scr_infobarstring));
657         }
658         else
659         {
660                 Con_Printf("usage:\ninfobar expiretime \"string\"\n");
661         }
662 }
663 //=============================================================================
664
665 /*
666 ==================
667 SCR_SetUpToDrawConsole
668 ==================
669 */
670 static void SCR_SetUpToDrawConsole (void)
671 {
672         // lines of console to display
673         float conlines;
674 #ifdef CONFIG_MENU
675         static int framecounter = 0;
676 #endif
677
678         Con_CheckResize ();
679
680 #ifdef CONFIG_MENU
681         if (scr_menuforcewhiledisconnected.integer && key_dest == key_game && cls.state == ca_disconnected)
682         {
683                 if (framecounter >= 2)
684                         MR_ToggleMenu(1);
685                 else
686                         framecounter++;
687         }
688         else
689                 framecounter = 0;
690 #endif
691
692         if (scr_conforcewhiledisconnected.integer && key_dest == key_game && cls.signon != SIGNONS)
693                 key_consoleactive |= KEY_CONSOLEACTIVE_FORCED;
694         else
695                 key_consoleactive &= ~KEY_CONSOLEACTIVE_FORCED;
696
697 // decide on the height of the console
698         if (key_consoleactive & KEY_CONSOLEACTIVE_USER)
699                 conlines = vid_conheight.integer/2;     // half screen
700         else
701                 conlines = 0;                           // none visible
702
703         scr_con_current = conlines;
704 }
705
706 /*
707 ==================
708 SCR_DrawConsole
709 ==================
710 */
711 void SCR_DrawConsole (void)
712 {
713         scr_con_margin_bottom = SCR_InfobarHeight();
714         if (key_consoleactive & KEY_CONSOLEACTIVE_FORCED)
715         {
716                 // full screen
717                 Con_DrawConsole (vid_conheight.integer - scr_con_margin_bottom);
718         }
719         else if (scr_con_current)
720                 Con_DrawConsole (min((int)scr_con_current, vid_conheight.integer - scr_con_margin_bottom));
721         else
722                 con_vislines = 0;
723 }
724
725 /*
726 ===============
727 SCR_BeginLoadingPlaque
728
729 ================
730 */
731 void SCR_BeginLoadingPlaque (qboolean startup)
732 {
733         // save console log up to this point to log_file if it was set by configs
734         Log_Start();
735
736         Host_StartVideo();
737         SCR_UpdateLoadingScreen(false, startup);
738 }
739
740 //=============================================================================
741
742 const char *r_stat_name[r_stat_count] =
743 {
744         "timedelta",
745         "quality",
746         "renders",
747         "entities",
748         "entities_surfaces",
749         "entities_triangles",
750         "world_leafs",
751         "world_portals",
752         "world_surfaces",
753         "world_triangles",
754         "lightmapupdates",
755         "lightmapupdatepixels",
756         "particles",
757         "drawndecals",
758         "totaldecals",
759         "draws",
760         "draws_vertices",
761         "draws_elements",
762         "lights",
763         "lights_clears",
764         "lights_scissored",
765         "lights_lighttriangles",
766         "lights_shadowtriangles",
767         "lights_dynamicshadowtriangles",
768         "bouncegrid_lights",
769         "bouncegrid_particles",
770         "bouncegrid_traces",
771         "bouncegrid_hits",
772         "bouncegrid_splats",
773         "bouncegrid_bounces",
774         "photoncache_animated",
775         "photoncache_cached",
776         "photoncache_traced",
777         "bloom",
778         "bloom_copypixels",
779         "bloom_drawpixels",
780         "rendertargets_used",
781         "rendertargets_pixels",
782         "indexbufferuploadcount",
783         "indexbufferuploadsize",
784         "vertexbufferuploadcount",
785         "vertexbufferuploadsize",
786         "framedatacurrent",
787         "framedatasize",
788         "bufferdatacurrent_vertex", // R_BUFFERDATA_ types are added to this index
789         "bufferdatacurrent_index16",
790         "bufferdatacurrent_index32",
791         "bufferdatacurrent_uniform",
792         "bufferdatasize_vertex", // R_BUFFERDATA_ types are added to this index
793         "bufferdatasize_index16",
794         "bufferdatasize_index32",
795         "bufferdatasize_uniform",
796         "animcache_skeletal_count",
797         "animcache_skeletal_bones",
798         "animcache_skeletal_maxbones",
799         "animcache_shade_count",
800         "animcache_shade_vertices",
801         "animcache_shade_maxvertices",
802         "animcache_shape_count",
803         "animcache_shape_vertices",
804         "animcache_shape_maxvertices",
805         "batch_batches",
806         "batch_withgaps",
807         "batch_surfaces",
808         "batch_vertices",
809         "batch_triangles",
810         "fast_batches",
811         "fast_surfaces",
812         "fast_vertices",
813         "fast_triangles",
814         "copytriangles_batches",
815         "copytriangles_surfaces",
816         "copytriangles_vertices",
817         "copytriangles_triangles",
818         "dynamic_batches",
819         "dynamic_surfaces",
820         "dynamic_vertices",
821         "dynamic_triangles",
822         "dynamicskeletal_batches",
823         "dynamicskeletal_surfaces",
824         "dynamicskeletal_vertices",
825         "dynamicskeletal_triangles",
826         "dynamic_batches_because_cvar",
827         "dynamic_surfaces_because_cvar",
828         "dynamic_vertices_because_cvar",
829         "dynamic_triangles_because_cvar",
830         "dynamic_batches_because_lightmapvertex",
831         "dynamic_surfaces_because_lightmapvertex",
832         "dynamic_vertices_because_lightmapvertex",
833         "dynamic_triangles_because_lightmapvertex",
834         "dynamic_batches_because_deformvertexes_autosprite",
835         "dynamic_surfaces_because_deformvertexes_autosprite",
836         "dynamic_vertices_because_deformvertexes_autosprite",
837         "dynamic_triangles_because_deformvertexes_autosprite",
838         "dynamic_batches_because_deformvertexes_autosprite2",
839         "dynamic_surfaces_because_deformvertexes_autosprite2",
840         "dynamic_vertices_because_deformvertexes_autosprite2",
841         "dynamic_triangles_because_deformvertexes_autosprite2",
842         "dynamic_batches_because_deformvertexes_normal",
843         "dynamic_surfaces_because_deformvertexes_normal",
844         "dynamic_vertices_because_deformvertexes_normal",
845         "dynamic_triangles_because_deformvertexes_normal",
846         "dynamic_batches_because_deformvertexes_wave",
847         "dynamic_surfaces_because_deformvertexes_wave",
848         "dynamic_vertices_because_deformvertexes_wave",
849         "dynamic_triangles_because_deformvertexes_wave",
850         "dynamic_batches_because_deformvertexes_bulge",
851         "dynamic_surfaces_because_deformvertexes_bulge",
852         "dynamic_vertices_because_deformvertexes_bulge",
853         "dynamic_triangles_because_deformvertexes_bulge",
854         "dynamic_batches_because_deformvertexes_move",
855         "dynamic_surfaces_because_deformvertexes_move",
856         "dynamic_vertices_because_deformvertexes_move",
857         "dynamic_triangles_because_deformvertexes_move",
858         "dynamic_batches_because_tcgen_lightmap",
859         "dynamic_surfaces_because_tcgen_lightmap",
860         "dynamic_vertices_because_tcgen_lightmap",
861         "dynamic_triangles_because_tcgen_lightmap",
862         "dynamic_batches_because_tcgen_vector",
863         "dynamic_surfaces_because_tcgen_vector",
864         "dynamic_vertices_because_tcgen_vector",
865         "dynamic_triangles_because_tcgen_vector",
866         "dynamic_batches_because_tcgen_environment",
867         "dynamic_surfaces_because_tcgen_environment",
868         "dynamic_vertices_because_tcgen_environment",
869         "dynamic_triangles_because_tcgen_environment",
870         "dynamic_batches_because_tcmod_turbulent",
871         "dynamic_surfaces_because_tcmod_turbulent",
872         "dynamic_vertices_because_tcmod_turbulent",
873         "dynamic_triangles_because_tcmod_turbulent",
874         "dynamic_batches_because_nogaps",
875         "dynamic_surfaces_because_nogaps",
876         "dynamic_vertices_because_nogaps",
877         "dynamic_triangles_because_nogaps",
878         "dynamic_batches_because_derived",
879         "dynamic_surfaces_because_derived",
880         "dynamic_vertices_because_derived",
881         "dynamic_triangles_because_derived",
882         "entitycache_count",
883         "entitycache_surfaces",
884         "entitycache_vertices",
885         "entitycache_triangles",
886         "entityanimate_count",
887         "entityanimate_surfaces",
888         "entityanimate_vertices",
889         "entityanimate_triangles",
890         "entityskeletal_count",
891         "entityskeletal_surfaces",
892         "entityskeletal_vertices",
893         "entityskeletal_triangles",
894         "entitystatic_count",
895         "entitystatic_surfaces",
896         "entitystatic_vertices",
897         "entitystatic_triangles",
898         "entitycustom_count",
899         "entitycustom_surfaces",
900         "entitycustom_vertices",
901         "entitycustom_triangles",
902 };
903
904 char r_speeds_timestring[4096];
905 int speedstringcount, r_timereport_active;
906 double r_timereport_temp = 0, r_timereport_current = 0, r_timereport_start = 0;
907 int r_speeds_longestitem = 0;
908
909 void R_TimeReport(const char *desc)
910 {
911         char tempbuf[256];
912         int length;
913         int t;
914
915         if (r_speeds.integer < 2 || !r_timereport_active)
916                 return;
917
918         CHECKGLERROR
919         if (r_speeds.integer == 2)
920                 GL_Finish();
921         CHECKGLERROR
922         r_timereport_temp = r_timereport_current;
923         r_timereport_current = Sys_DirtyTime();
924         t = (int) ((r_timereport_current - r_timereport_temp) * 1000000.0 + 0.5);
925
926         length = dpsnprintf(tempbuf, sizeof(tempbuf), "%8i %s", t, desc);
927         if (length < 0)
928                 length = (int)sizeof(tempbuf) - 1;
929         if (r_speeds_longestitem < length)
930                 r_speeds_longestitem = length;
931         for (;length < r_speeds_longestitem;length++)
932                 tempbuf[length] = ' ';
933         tempbuf[length] = 0;
934
935         if (speedstringcount + length > (vid_conwidth.integer / 8))
936         {
937                 strlcat(r_speeds_timestring, "\n", sizeof(r_speeds_timestring));
938                 speedstringcount = 0;
939         }
940         strlcat(r_speeds_timestring, tempbuf, sizeof(r_speeds_timestring));
941         speedstringcount += length;
942 }
943
944 static void R_TimeReport_BeginFrame(void)
945 {
946         speedstringcount = 0;
947         r_speeds_timestring[0] = 0;
948         r_timereport_active = false;
949         memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
950
951         if (r_speeds.integer >= 2)
952         {
953                 r_timereport_active = true;
954                 r_timereport_start = r_timereport_current = Sys_DirtyTime();
955         }
956 }
957
958 static int R_CountLeafTriangles(const dp_model_t *model, const mleaf_t *leaf)
959 {
960         int i, triangles = 0;
961         for (i = 0;i < leaf->numleafsurfaces;i++)
962                 triangles += model->data_surfaces[leaf->firstleafsurface[i]].num_triangles;
963         return triangles;
964 }
965
966 #define R_SPEEDS_GRAPH_COLORS 8
967 #define R_SPEEDS_GRAPH_TEXTLENGTH 64
968 static float r_speeds_graph_colors[R_SPEEDS_GRAPH_COLORS][4] = {{1, 0, 0, 1}, {0, 1, 0, 1}, {0, 0, 1, 1}, {1, 1, 0, 1}, {0, 1, 1, 1}, {1, 0, 1, 1}, {1, 1, 1, 1}, {1, 0.5f, 0, 1}};
969
970 extern cvar_t r_viewscale;
971 extern float viewscalefpsadjusted;
972 static void R_TimeReport_EndFrame(void)
973 {
974         int j, lines;
975         cl_locnode_t *loc;
976         char string[1024+4096];
977         mleaf_t *viewleaf;
978         static double oldtime = 0;
979
980         r_refdef.stats[r_stat_timedelta] = (int)((realtime - oldtime) * 1000000.0);
981         oldtime = realtime;
982         r_refdef.stats[r_stat_quality] = (int)(100 * r_refdef.view.quality);
983
984         string[0] = 0;
985         if (r_speeds.integer)
986         {
987                 // put the location name in the r_speeds display as it greatly helps
988                 // when creating loc files
989                 loc = CL_Locs_FindNearest(cl.movement_origin);
990                 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;
991                 dpsnprintf(string, sizeof(string),
992 "%6ius time delta %s%s %.3f cl.time%2.4f brightness\n"
993 "%3i renders org:'%+8.2f %+8.2f %+8.2f' dir:'%+2.3f %+2.3f %+2.3f'\n"
994 "%5i viewleaf%5i cluster%3i area%4i brushes%4i surfaces(%7i triangles)\n"
995 "%7i surfaces%7i triangles %5i entities (%7i surfaces%7i triangles)\n"
996 "%5i leafs%5i portals%6i/%6i particles%6i/%6i decals %3i%% quality\n"
997 "%7i lightmap updates (%7i pixels)%8i/%8i framedata\n"
998 "%4i lights%4i clears%4i scissored%7i light%7i shadow%7i dynamic\n"
999 "bouncegrid:%4i lights%6i particles%6i traces%6i hits%6i splats%6i bounces\n"
1000 "photon cache efficiency:%6i cached%6i traced%6ianimated\n"
1001 "%6i draws%8i vertices%8i triangles bloompixels%8i copied%8i drawn\n"
1002 "%3i rendertargets%8i pixels\n"
1003 "updated%5i indexbuffers%8i bytes%5i vertexbuffers%8i bytes\n"
1004 "animcache%5ib gpuskeletal%7i vertices (%7i with normals)\n"
1005 "fastbatch%5i count%5i surfaces%7i vertices %7i triangles\n"
1006 "copytris%5i count%5i surfaces%7i vertices %7i triangles\n"
1007 "dynamic%5i count%5i surfaces%7i vertices%7i triangles\n"
1008 "%s"
1009 , r_refdef.stats[r_stat_timedelta], loc ? "Location: " : "", loc ? loc->name : "", cl.time, r_refdef.view.colorscale
1010 , r_refdef.stats[r_stat_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]
1011 , 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
1012 , r_refdef.stats[r_stat_world_surfaces], r_refdef.stats[r_stat_world_triangles], r_refdef.stats[r_stat_entities], r_refdef.stats[r_stat_entities_surfaces], r_refdef.stats[r_stat_entities_triangles]
1013 , r_refdef.stats[r_stat_world_leafs], r_refdef.stats[r_stat_world_portals], r_refdef.stats[r_stat_particles], cl.num_particles, r_refdef.stats[r_stat_drawndecals], r_refdef.stats[r_stat_totaldecals], r_refdef.stats[r_stat_quality]
1014 , r_refdef.stats[r_stat_lightmapupdates], r_refdef.stats[r_stat_lightmapupdatepixels], r_refdef.stats[r_stat_framedatacurrent], r_refdef.stats[r_stat_framedatasize]
1015 , r_refdef.stats[r_stat_lights], r_refdef.stats[r_stat_lights_clears], r_refdef.stats[r_stat_lights_scissored], r_refdef.stats[r_stat_lights_lighttriangles], r_refdef.stats[r_stat_lights_shadowtriangles], r_refdef.stats[r_stat_lights_dynamicshadowtriangles]
1016 , r_refdef.stats[r_stat_bouncegrid_lights], r_refdef.stats[r_stat_bouncegrid_particles], r_refdef.stats[r_stat_bouncegrid_traces], r_refdef.stats[r_stat_bouncegrid_hits], r_refdef.stats[r_stat_bouncegrid_splats], r_refdef.stats[r_stat_bouncegrid_bounces]
1017 , r_refdef.stats[r_stat_photoncache_cached], r_refdef.stats[r_stat_photoncache_traced], r_refdef.stats[r_stat_photoncache_animated]
1018 , r_refdef.stats[r_stat_draws], r_refdef.stats[r_stat_draws_vertices], r_refdef.stats[r_stat_draws_elements] / 3, r_refdef.stats[r_stat_bloom_copypixels], r_refdef.stats[r_stat_bloom_drawpixels]
1019 , r_refdef.stats[r_stat_rendertargets_used], r_refdef.stats[r_stat_rendertargets_pixels]
1020 , r_refdef.stats[r_stat_indexbufferuploadcount], r_refdef.stats[r_stat_indexbufferuploadsize], r_refdef.stats[r_stat_vertexbufferuploadcount], r_refdef.stats[r_stat_vertexbufferuploadsize]
1021 , r_refdef.stats[r_stat_animcache_skeletal_bones], r_refdef.stats[r_stat_animcache_shape_vertices], r_refdef.stats[r_stat_animcache_shade_vertices]
1022 , r_refdef.stats[r_stat_batch_fast_batches], r_refdef.stats[r_stat_batch_fast_surfaces], r_refdef.stats[r_stat_batch_fast_vertices], r_refdef.stats[r_stat_batch_fast_triangles]
1023 , r_refdef.stats[r_stat_batch_copytriangles_batches], r_refdef.stats[r_stat_batch_copytriangles_surfaces], r_refdef.stats[r_stat_batch_copytriangles_vertices], r_refdef.stats[r_stat_batch_copytriangles_triangles]
1024 , r_refdef.stats[r_stat_batch_dynamic_batches], r_refdef.stats[r_stat_batch_dynamic_surfaces], r_refdef.stats[r_stat_batch_dynamic_vertices], r_refdef.stats[r_stat_batch_dynamic_triangles]
1025 , r_speeds_timestring);
1026         }
1027
1028         speedstringcount = 0;
1029         r_speeds_timestring[0] = 0;
1030         r_timereport_active = false;
1031
1032         if (r_speeds.integer >= 2)
1033         {
1034                 r_timereport_active = true;
1035                 r_timereport_start = r_timereport_current = Sys_DirtyTime();
1036         }
1037
1038         if (string[0])
1039         {
1040                 int i, y;
1041                 if (string[strlen(string)-1] == '\n')
1042                         string[strlen(string)-1] = 0;
1043                 lines = 1;
1044                 for (i = 0;string[i];i++)
1045                         if (string[i] == '\n')
1046                                 lines++;
1047                 y = vid_conheight.integer - sb_lines - lines * 8;
1048                 i = j = 0;
1049                 r_draw2d_force = true;
1050                 DrawQ_Fill(0, y, vid_conwidth.integer, lines * 8, 0, 0, 0, 0.5, 0);
1051                 while (string[i])
1052                 {
1053                         j = i;
1054                         while (string[i] && string[i] != '\n')
1055                                 i++;
1056                         if (i - j > 0)
1057                                 DrawQ_String(0, y, string + j, i - j, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);
1058                         if (string[i] == '\n')
1059                                 i++;
1060                         y += 8;
1061                 }
1062                 r_draw2d_force = false;
1063         }
1064
1065         if (r_speeds_graph_length.integer != bound(4, r_speeds_graph_length.integer, 8192))
1066                 Cvar_SetValueQuick(&r_speeds_graph_length, bound(4, r_speeds_graph_length.integer, 8192));
1067         if (fabs(r_speeds_graph_seconds.value - bound(0.1f, r_speeds_graph_seconds.value, 120.0f)) > 0.01f)
1068                 Cvar_SetValueQuick(&r_speeds_graph_seconds, bound(0.1f, r_speeds_graph_seconds.value, 120.0f));
1069         if (r_speeds_graph.integer)
1070         {
1071                 // if we currently have no graph data, reset the graph data entirely
1072                 int i;
1073                 if (!cls.r_speeds_graph_data)
1074                         for (i = 0;i < r_stat_count;i++)
1075                                 cls.r_speeds_graph_datamin[i] = cls.r_speeds_graph_datamax[i] = 0;
1076                 if (cls.r_speeds_graph_length != r_speeds_graph_length.integer)
1077                 {
1078                         int stat, index, d, graph_length, *graph_data;
1079                         cls.r_speeds_graph_length = r_speeds_graph_length.integer;
1080                         cls.r_speeds_graph_current = 0;
1081                         if (cls.r_speeds_graph_data)
1082                                 Mem_Free(cls.r_speeds_graph_data);
1083                         cls.r_speeds_graph_data = (int *)Mem_Alloc(cls.permanentmempool, cls.r_speeds_graph_length * sizeof(r_refdef.stats));
1084                         // initialize the graph to have the current values throughout history
1085                         graph_data = cls.r_speeds_graph_data;
1086                         graph_length = cls.r_speeds_graph_length;
1087                         index = 0;
1088                         for (stat = 0;stat < r_stat_count;stat++)
1089                         {
1090                                 d = r_refdef.stats[stat];
1091                                 if (stat == r_stat_timedelta)
1092                                         d = 0;
1093                                 for (i = 0;i < graph_length;i++)
1094                                         graph_data[index++] = d;
1095                         }
1096                 }
1097         }
1098         else
1099         {
1100                 if (cls.r_speeds_graph_length)
1101                 {
1102                         cls.r_speeds_graph_length = 0;
1103                         Mem_Free(cls.r_speeds_graph_data);
1104                         cls.r_speeds_graph_data = NULL;
1105                         cls.r_speeds_graph_current = 0;
1106                 }
1107         }
1108
1109         if (cls.r_speeds_graph_length)
1110         {
1111                 char legend[128];
1112                 int i;
1113                 const int *data;
1114                 float x, y, width, height, scalex, scaley;
1115                 int range_default = max(r_speeds_graph_maxdefault.integer, 1);
1116                 int color, stat, stats, index, range_min, range_max;
1117                 int graph_current, graph_length, *graph_data;
1118                 int statindex[R_SPEEDS_GRAPH_COLORS];
1119                 int sum;
1120
1121                 // add current stats to the graph_data
1122                 cls.r_speeds_graph_current++;
1123                 if (cls.r_speeds_graph_current >= cls.r_speeds_graph_length)
1124                         cls.r_speeds_graph_current = 0;
1125                 // poke each new stat into the current offset of its graph
1126                 graph_data = cls.r_speeds_graph_data;
1127                 graph_current = cls.r_speeds_graph_current;
1128                 graph_length = cls.r_speeds_graph_length;
1129                 for (stat = 0;stat < r_stat_count;stat++)
1130                         graph_data[stat * graph_length + graph_current] = r_refdef.stats[stat];
1131
1132                 // update the graph ranges
1133                 for (stat = 0;stat < r_stat_count;stat++)
1134                 {
1135                         if (cls.r_speeds_graph_datamin[stat] > r_refdef.stats[stat])
1136                                 cls.r_speeds_graph_datamin[stat] = r_refdef.stats[stat];
1137                         if (cls.r_speeds_graph_datamax[stat] < r_refdef.stats[stat])
1138                                 cls.r_speeds_graph_datamax[stat] = r_refdef.stats[stat];
1139                 }
1140
1141                 // force 2D drawing to occur even if r_render is 0
1142                 r_draw2d_force = true;
1143
1144                 // position the graph
1145                 width = r_speeds_graph_width.value;
1146                 height = r_speeds_graph_height.value;
1147                 x = bound(0, r_speeds_graph_x.value, vid_conwidth.value - width);
1148                 y = bound(0, r_speeds_graph_y.value, vid_conheight.value - height);
1149
1150                 // fill background with a pattern of gray and black at one second intervals
1151                 scalex = (float)width / (float)r_speeds_graph_seconds.value;
1152                 for (i = 0;i < r_speeds_graph_seconds.integer + 1;i++)
1153                 {
1154                         float x1 = x + width - (i + 1) * scalex;
1155                         float x2 = x + width - i * scalex;
1156                         if (x1 < x)
1157                                 x1 = x;
1158                         if (i & 1)
1159                                 DrawQ_Fill(x1, y, x2 - x1, height, 0.0f, 0.0f, 0.0f, 0.5f, 0);
1160                         else
1161                                 DrawQ_Fill(x1, y, x2 - x1, height, 0.2f, 0.2f, 0.2f, 0.5f, 0);
1162                 }
1163
1164                 // count how many stats match our pattern
1165                 stats = 0;
1166                 color = 0;
1167                 for (color = 0;color < R_SPEEDS_GRAPH_COLORS;color++)
1168                 {
1169                         // look at all stat names and find ones matching the filter
1170                         statindex[color] = -1;
1171                         if (!r_speeds_graph_filter[color].string)
1172                                 continue;
1173                         for (stat = 0;stat < r_stat_count;stat++)
1174                                 if (!strcmp(r_stat_name[stat], r_speeds_graph_filter[color].string))
1175                                         break;
1176                         if (stat >= r_stat_count)
1177                                 continue;
1178                         // record that this color is this stat for the line drawing loop
1179                         statindex[color] = stat;
1180                         // draw the legend text in the background of the graph
1181                         dpsnprintf(legend, sizeof(legend), "%10i :%s", graph_data[stat * graph_length + graph_current], r_stat_name[stat]);
1182                         DrawQ_String(x, y + stats * 8, legend, 0, 8, 8, r_speeds_graph_colors[color][0], r_speeds_graph_colors[color][1], r_speeds_graph_colors[color][2], r_speeds_graph_colors[color][3] * 1.00f, 0, NULL, true, FONT_DEFAULT);
1183                         // count how many stats we need to graph in vertex buffer
1184                         stats++;
1185                 }
1186
1187                 if (stats)
1188                 {
1189                         // legend text is drawn after the graphs
1190                         // render the graph lines, we'll go back and render the legend text later
1191                         scalex = (float)width / (1000000.0 * r_speeds_graph_seconds.value);
1192                         stats = 0;
1193                         for (color = 0;color < R_SPEEDS_GRAPH_COLORS;color++)
1194                         {
1195                                 // look at all stat names and find ones matching the filter
1196                                 stat = statindex[color];
1197                                 if (stat < 0)
1198                                         continue;
1199                                 // prefer to graph stats with 0 base, but if they are
1200                                 // negative we have no choice
1201                                 range_min = cls.r_speeds_graph_datamin[stat];
1202                                 range_max = max(cls.r_speeds_graph_datamax[stat], range_min + range_default);
1203                                 // some stats we specifically override the graph scale on
1204                                 if (stat == r_stat_timedelta)
1205                                         range_max = r_speeds_graph_maxtimedelta.integer;
1206                                 scaley = height / (range_max - range_min);
1207                                 // generate lines (2 vertices each)
1208                                 // to deal with incomplete data we walk right to left
1209                                 data = graph_data + stat * graph_length;
1210                                 index = graph_current;
1211                                 sum = 0;
1212                                 for (i = 0;i < graph_length - 1;)
1213                                 {
1214                                         float x1, y1, x2, y2;
1215                                         x1 = max(x, x + width - sum * scalex);
1216                                         y1 = y + height - (data[index] - range_min) * scaley;
1217                                         sum += graph_data[r_stat_timedelta * graph_length + index];
1218                                         index--;
1219                                         if (index < 0)
1220                                                 index = graph_length - 1;
1221                                         i++;
1222                                         x2 = max(x, x + width - sum * scalex);
1223                                         y2 = y + height - (data[index] - range_min) * scaley;
1224                                         DrawQ_Line(1, x1, y1, x2, y2, r_speeds_graph_colors[color][0], r_speeds_graph_colors[color][1], r_speeds_graph_colors[color][2], r_speeds_graph_colors[color][3], 0);
1225                                 }
1226                         }
1227                 }
1228
1229                 // return to not drawing anything if r_render is 0
1230                 r_draw2d_force = false;
1231         }
1232
1233         memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
1234 }
1235
1236 /*
1237 =================
1238 SCR_SizeUp_f
1239
1240 Keybinding command
1241 =================
1242 */
1243 static void SCR_SizeUp_f (void)
1244 {
1245         Cvar_SetValue ("viewsize",scr_viewsize.value+10);
1246 }
1247
1248
1249 /*
1250 =================
1251 SCR_SizeDown_f
1252
1253 Keybinding command
1254 =================
1255 */
1256 static void SCR_SizeDown_f (void)
1257 {
1258         Cvar_SetValue ("viewsize",scr_viewsize.value-10);
1259 }
1260
1261 #ifdef CONFIG_VIDEO_CAPTURE
1262 void SCR_CaptureVideo_EndVideo(void);
1263 #endif
1264 void CL_Screen_Shutdown(void)
1265 {
1266 #ifdef CONFIG_VIDEO_CAPTURE
1267         SCR_CaptureVideo_EndVideo();
1268 #endif
1269 }
1270
1271 void CL_Screen_Init(void)
1272 {
1273         int i;
1274         Cvar_RegisterVariable (&scr_fov);
1275         Cvar_RegisterVariable (&scr_viewsize);
1276         Cvar_RegisterVariable (&scr_conalpha);
1277         Cvar_RegisterVariable (&scr_conalphafactor);
1278         Cvar_RegisterVariable (&scr_conalpha2factor);
1279         Cvar_RegisterVariable (&scr_conalpha3factor);
1280         Cvar_RegisterVariable (&scr_conscroll_x);
1281         Cvar_RegisterVariable (&scr_conscroll_y);
1282         Cvar_RegisterVariable (&scr_conscroll2_x);
1283         Cvar_RegisterVariable (&scr_conscroll2_y);
1284         Cvar_RegisterVariable (&scr_conscroll3_x);
1285         Cvar_RegisterVariable (&scr_conscroll3_y);
1286         Cvar_RegisterVariable (&scr_conbrightness);
1287         Cvar_RegisterVariable (&scr_conforcewhiledisconnected);
1288 #ifdef CONFIG_MENU
1289         Cvar_RegisterVariable (&scr_menuforcewhiledisconnected);
1290 #endif
1291         Cvar_RegisterVariable (&scr_loadingscreen_background);
1292         Cvar_RegisterVariable (&scr_loadingscreen_scale);
1293         Cvar_RegisterVariable (&scr_loadingscreen_scale_base);
1294         Cvar_RegisterVariable (&scr_loadingscreen_scale_limit);
1295         Cvar_RegisterVariable (&scr_loadingscreen_picture);
1296         Cvar_RegisterVariable (&scr_loadingscreen_count);
1297         Cvar_RegisterVariable (&scr_loadingscreen_firstforstartup);
1298         Cvar_RegisterVariable (&scr_loadingscreen_barcolor);
1299         Cvar_RegisterVariable (&scr_loadingscreen_barheight);
1300         Cvar_RegisterVariable (&scr_loadingscreen_maxfps);
1301         Cvar_RegisterVariable (&scr_infobar_height);
1302         Cvar_RegisterVariable (&scr_showram);
1303         Cvar_RegisterVariable (&scr_showturtle);
1304         Cvar_RegisterVariable (&scr_showpause);
1305         Cvar_RegisterVariable (&scr_showbrand);
1306         Cvar_RegisterVariable (&scr_centertime);
1307         Cvar_RegisterVariable (&scr_printspeed);
1308         Cvar_RegisterVariable (&vid_conwidth);
1309         Cvar_RegisterVariable (&vid_conheight);
1310         Cvar_RegisterVariable (&vid_pixelheight);
1311         Cvar_RegisterVariable (&scr_screenshot_jpeg);
1312         Cvar_RegisterVariable (&scr_screenshot_jpeg_quality);
1313         Cvar_RegisterVariable (&scr_screenshot_png);
1314         Cvar_RegisterVariable (&scr_screenshot_gammaboost);
1315         Cvar_RegisterVariable (&scr_screenshot_name_in_mapdir);
1316         Cvar_RegisterVariable (&scr_screenshot_alpha);
1317         Cvar_RegisterVariable (&scr_screenshot_timestamp);
1318 #ifdef CONFIG_VIDEO_CAPTURE
1319         Cvar_RegisterVariable (&cl_capturevideo);
1320         Cvar_RegisterVariable (&cl_capturevideo_demo_stop);
1321         Cvar_RegisterVariable (&cl_capturevideo_printfps);
1322         Cvar_RegisterVariable (&cl_capturevideo_width);
1323         Cvar_RegisterVariable (&cl_capturevideo_height);
1324         Cvar_RegisterVariable (&cl_capturevideo_realtime);
1325         Cvar_RegisterVariable (&cl_capturevideo_fps);
1326         Cvar_RegisterVariable (&cl_capturevideo_nameformat);
1327         Cvar_RegisterVariable (&cl_capturevideo_number);
1328         Cvar_RegisterVariable (&cl_capturevideo_ogg);
1329         Cvar_RegisterVariable (&cl_capturevideo_framestep);
1330 #endif
1331         Cvar_RegisterVariable (&r_letterbox);
1332         Cvar_RegisterVariable(&r_stereo_separation);
1333         Cvar_RegisterVariable(&r_stereo_sidebyside);
1334         Cvar_RegisterVariable(&r_stereo_horizontal);
1335         Cvar_RegisterVariable(&r_stereo_vertical);
1336         Cvar_RegisterVariable(&r_stereo_redblue);
1337         Cvar_RegisterVariable(&r_stereo_redcyan);
1338         Cvar_RegisterVariable(&r_stereo_redgreen);
1339         Cvar_RegisterVariable(&r_stereo_angle);
1340         Cvar_RegisterVariable(&scr_stipple);
1341         Cvar_RegisterVariable(&scr_refresh);
1342         Cvar_RegisterVariable(&shownetgraph);
1343         Cvar_RegisterVariable(&cl_demo_mousegrab);
1344         Cvar_RegisterVariable(&timedemo_screenshotframelist);
1345         Cvar_RegisterVariable(&vid_touchscreen_outlinealpha);
1346         Cvar_RegisterVariable(&vid_touchscreen_overlayalpha);
1347         Cvar_RegisterVariable(&r_speeds_graph);
1348         for (i = 0;i < (int)(sizeof(r_speeds_graph_filter)/sizeof(r_speeds_graph_filter[0]));i++)
1349                 Cvar_RegisterVariable(&r_speeds_graph_filter[i]);
1350         Cvar_RegisterVariable(&r_speeds_graph_length);
1351         Cvar_RegisterVariable(&r_speeds_graph_seconds);
1352         Cvar_RegisterVariable(&r_speeds_graph_x);
1353         Cvar_RegisterVariable(&r_speeds_graph_y);
1354         Cvar_RegisterVariable(&r_speeds_graph_width);
1355         Cvar_RegisterVariable(&r_speeds_graph_height);
1356         Cvar_RegisterVariable(&r_speeds_graph_maxtimedelta);
1357         Cvar_RegisterVariable(&r_speeds_graph_maxdefault);
1358
1359         // if we want no console, turn it off here too
1360         if (COM_CheckParm ("-noconsole"))
1361                 Cvar_SetQuick(&scr_conforcewhiledisconnected, "0");
1362
1363         Cmd_AddCommand ("sizeup",SCR_SizeUp_f, "increase view size (increases viewsize cvar)");
1364         Cmd_AddCommand ("sizedown",SCR_SizeDown_f, "decrease view size (decreases viewsize cvar)");
1365         Cmd_AddCommand ("screenshot",SCR_ScreenShot_f, "takes a screenshot of the next rendered frame");
1366         Cmd_AddCommand ("envmap", R_Envmap_f, "render a cubemap (skybox) of the current scene");
1367         Cmd_AddCommand ("infobar", SCR_InfoBar_f, "display a text in the infobar (usage: infobar expiretime string)");
1368
1369 #ifdef CONFIG_VIDEO_CAPTURE
1370         SCR_CaptureVideo_Ogg_Init();
1371 #endif
1372
1373         scr_initialized = true;
1374 }
1375
1376 /*
1377 ==================
1378 SCR_ScreenShot_f
1379 ==================
1380 */
1381 void SCR_ScreenShot_f (void)
1382 {
1383         static int shotnumber;
1384         static char old_prefix_name[MAX_QPATH];
1385         char prefix_name[MAX_QPATH];
1386         char filename[MAX_QPATH];
1387         unsigned char *buffer1;
1388         unsigned char *buffer2;
1389         qboolean jpeg = (scr_screenshot_jpeg.integer != 0);
1390         qboolean png = (scr_screenshot_png.integer != 0) && !jpeg;
1391         char vabuf[1024];
1392
1393         if (Cmd_Argc() == 2)
1394         {
1395                 const char *ext;
1396                 strlcpy(filename, Cmd_Argv(1), sizeof(filename));
1397                 ext = FS_FileExtension(filename);
1398                 if (!strcasecmp(ext, "jpg"))
1399                 {
1400                         jpeg = true;
1401                         png = false;
1402                 }
1403                 else if (!strcasecmp(ext, "tga"))
1404                 {
1405                         jpeg = false;
1406                         png = false;
1407                 }
1408                 else if (!strcasecmp(ext, "png"))
1409                 {
1410                         jpeg = false;
1411                         png = true;
1412                 }
1413                 else
1414                 {
1415                         Con_Printf("screenshot: supplied filename must end in .jpg or .tga or .png\n");
1416                         return;
1417                 }
1418         }
1419         else if (scr_screenshot_timestamp.integer)
1420         {
1421                 int shotnumber100;
1422
1423                 // TODO maybe make capturevideo and screenshot use similar name patterns?
1424                 if (scr_screenshot_name_in_mapdir.integer && cl.worldbasename[0])
1425                         dpsnprintf(prefix_name, sizeof(prefix_name), "%s/%s%s", cl.worldbasename, scr_screenshot_name.string, Sys_TimeString("%Y%m%d%H%M%S"));
1426                 else
1427                         dpsnprintf(prefix_name, sizeof(prefix_name), "%s%s", scr_screenshot_name.string, Sys_TimeString("%Y%m%d%H%M%S"));
1428
1429                 // find a file name to save it to
1430                 for (shotnumber100 = 0;shotnumber100 < 100;shotnumber100++)
1431                         if (!FS_SysFileExists(va(vabuf, sizeof(vabuf), "%s/screenshots/%s-%02d.tga", fs_gamedir, prefix_name, shotnumber100))
1432                          && !FS_SysFileExists(va(vabuf, sizeof(vabuf), "%s/screenshots/%s-%02d.jpg", fs_gamedir, prefix_name, shotnumber100))
1433                          && !FS_SysFileExists(va(vabuf, sizeof(vabuf), "%s/screenshots/%s-%02d.png", fs_gamedir, prefix_name, shotnumber100)))
1434                                 break;
1435                 if (shotnumber100 >= 100)
1436                 {
1437                         Con_Print("Couldn't create the image file - already 100 shots taken this second!\n");
1438                         return;
1439                 }
1440
1441                 dpsnprintf(filename, sizeof(filename), "screenshots/%s-%02d.%s", prefix_name, shotnumber100, jpeg ? "jpg" : png ? "png" : "tga");
1442         }
1443         else
1444         {
1445                 // TODO maybe make capturevideo and screenshot use similar name patterns?
1446                 if (scr_screenshot_name_in_mapdir.integer && cl.worldbasename[0])
1447                         dpsnprintf(prefix_name, sizeof(prefix_name), "%s/%s", cl.worldbasename, Sys_TimeString(scr_screenshot_name.string));
1448                 else
1449                         dpsnprintf(prefix_name, sizeof(prefix_name), "%s", Sys_TimeString(scr_screenshot_name.string));
1450
1451                 // if prefix changed, gamedir or map changed, reset the shotnumber so
1452                 // we scan again
1453                 // FIXME: should probably do this whenever FS_Rescan or something like that occurs?
1454                 if (strcmp(old_prefix_name, prefix_name))
1455                 {
1456                         dpsnprintf(old_prefix_name, sizeof(old_prefix_name), "%s", prefix_name );
1457                         shotnumber = 0;
1458                 }
1459
1460                 // find a file name to save it to
1461                 for (;shotnumber < 1000000;shotnumber++)
1462                         if (!FS_SysFileExists(va(vabuf, sizeof(vabuf), "%s/screenshots/%s%06d.tga", fs_gamedir, prefix_name, shotnumber))
1463                          && !FS_SysFileExists(va(vabuf, sizeof(vabuf), "%s/screenshots/%s%06d.jpg", fs_gamedir, prefix_name, shotnumber))
1464                          && !FS_SysFileExists(va(vabuf, sizeof(vabuf), "%s/screenshots/%s%06d.png", fs_gamedir, prefix_name, shotnumber)))
1465                                 break;
1466                 if (shotnumber >= 1000000)
1467                 {
1468                         Con_Print("Couldn't create the image file - you already have 1000000 screenshots!\n");
1469                         return;
1470                 }
1471
1472                 dpsnprintf(filename, sizeof(filename), "screenshots/%s%06d.%s", prefix_name, shotnumber, jpeg ? "jpg" : png ? "png" : "tga");
1473
1474                 shotnumber++;
1475         }
1476
1477         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 4);
1478         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * (scr_screenshot_alpha.integer ? 4 : 3));
1479
1480         if (SCR_ScreenShot (filename, buffer1, buffer2, 0, 0, vid.width, vid.height, false, false, false, jpeg, png, true, scr_screenshot_alpha.integer != 0))
1481                 Con_Printf("Wrote %s\n", filename);
1482         else
1483         {
1484                 Con_Printf("Unable to write %s\n", filename);
1485                 if(jpeg || png)
1486                 {
1487                         if(SCR_ScreenShot (filename, buffer1, buffer2, 0, 0, vid.width, vid.height, false, false, false, false, false, true, scr_screenshot_alpha.integer != 0))
1488                         {
1489                                 strlcpy(filename + strlen(filename) - 3, "tga", 4);
1490                                 Con_Printf("Wrote %s\n", filename);
1491                         }
1492                 }
1493         }
1494
1495         Mem_Free (buffer1);
1496         Mem_Free (buffer2);
1497 }
1498
1499 #ifdef CONFIG_VIDEO_CAPTURE
1500 static void SCR_CaptureVideo_BeginVideo(void)
1501 {
1502         double r, g, b;
1503         unsigned int i;
1504         int width = cl_capturevideo_width.integer, height = cl_capturevideo_height.integer;
1505         if (cls.capturevideo.active)
1506                 return;
1507         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
1508         // soundrate is figured out on the first SoundFrame
1509
1510         if(width == 0 && height != 0)
1511                 width = (int) (height * (double)vid.width / ((double)vid.height * vid_pixelheight.value)); // keep aspect
1512         if(width != 0 && height == 0)
1513                 height = (int) (width * ((double)vid.height * vid_pixelheight.value) / (double)vid.width); // keep aspect
1514
1515         if(width < 2 || width > vid.width) // can't scale up
1516                 width = vid.width;
1517         if(height < 2 || height > vid.height) // can't scale up
1518                 height = vid.height;
1519
1520         // ensure it's all even; if not, scale down a little
1521         if(width % 1)
1522                 --width;
1523         if(height % 1)
1524                 --height;
1525
1526         cls.capturevideo.width = width;
1527         cls.capturevideo.height = height;
1528         cls.capturevideo.active = true;
1529         cls.capturevideo.framerate = bound(1, cl_capturevideo_fps.value, 1001) * bound(1, cl_capturevideo_framestep.integer, 64);
1530         cls.capturevideo.framestep = cl_capturevideo_framestep.integer;
1531         cls.capturevideo.soundrate = S_GetSoundRate();
1532         cls.capturevideo.soundchannels = S_GetSoundChannels();
1533         cls.capturevideo.startrealtime = realtime;
1534         cls.capturevideo.frame = cls.capturevideo.lastfpsframe = 0;
1535         cls.capturevideo.starttime = cls.capturevideo.lastfpstime = realtime;
1536         cls.capturevideo.soundsampleframe = 0;
1537         cls.capturevideo.realtime = cl_capturevideo_realtime.integer != 0;
1538         cls.capturevideo.screenbuffer = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 4);
1539         cls.capturevideo.outbuffer = (unsigned char *)Mem_Alloc(tempmempool, width * height * (4+4) + 18);
1540         dpsnprintf(cls.capturevideo.basename, sizeof(cls.capturevideo.basename), "video/%s%03i", Sys_TimeString(cl_capturevideo_nameformat.string), cl_capturevideo_number.integer);
1541         Cvar_SetValueQuick(&cl_capturevideo_number, cl_capturevideo_number.integer + 1);
1542
1543         /*
1544         for (i = 0;i < 256;i++)
1545         {
1546                 unsigned char j = (unsigned char)bound(0, 255*pow(i/255.0, gamma), 255);
1547                 cls.capturevideo.rgbgammatable[0][i] = j;
1548                 cls.capturevideo.rgbgammatable[1][i] = j;
1549                 cls.capturevideo.rgbgammatable[2][i] = j;
1550         }
1551         */
1552 /*
1553 R = Y + 1.4075 * (Cr - 128);
1554 G = Y + -0.3455 * (Cb - 128) + -0.7169 * (Cr - 128);
1555 B = Y + 1.7790 * (Cb - 128);
1556 Y = R *  .299 + G *  .587 + B *  .114;
1557 Cb = R * -.169 + G * -.332 + B *  .500 + 128.;
1558 Cr = R *  .500 + G * -.419 + B * -.0813 + 128.;
1559 */
1560
1561         // identity gamma table
1562         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp, 256);
1563         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256, 256);
1564         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256*2, 256);
1565         if(scr_screenshot_gammaboost.value != 1)
1566         {
1567                 double igamma = 1 / scr_screenshot_gammaboost.value;
1568                 for (i = 0;i < 256 * 3;i++)
1569                         cls.capturevideo.vidramp[i] = (unsigned short) (0.5 + pow(cls.capturevideo.vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
1570         }
1571
1572         for (i = 0;i < 256;i++)
1573         {
1574                 r = 255*cls.capturevideo.vidramp[i]/65535.0;
1575                 g = 255*cls.capturevideo.vidramp[i+256]/65535.0;
1576                 b = 255*cls.capturevideo.vidramp[i+512]/65535.0;
1577                 // NOTE: we have to round DOWN here, or integer overflows happen. Sorry for slightly wrong looking colors sometimes...
1578                 // Y weights from RGB
1579                 cls.capturevideo.rgbtoyuvscaletable[0][0][i] = (short)(r *  0.299);
1580                 cls.capturevideo.rgbtoyuvscaletable[0][1][i] = (short)(g *  0.587);
1581                 cls.capturevideo.rgbtoyuvscaletable[0][2][i] = (short)(b *  0.114);
1582                 // Cb weights from RGB
1583                 cls.capturevideo.rgbtoyuvscaletable[1][0][i] = (short)(r * -0.169);
1584                 cls.capturevideo.rgbtoyuvscaletable[1][1][i] = (short)(g * -0.332);
1585                 cls.capturevideo.rgbtoyuvscaletable[1][2][i] = (short)(b *  0.500);
1586                 // Cr weights from RGB
1587                 cls.capturevideo.rgbtoyuvscaletable[2][0][i] = (short)(r *  0.500);
1588                 cls.capturevideo.rgbtoyuvscaletable[2][1][i] = (short)(g * -0.419);
1589                 cls.capturevideo.rgbtoyuvscaletable[2][2][i] = (short)(b * -0.0813);
1590                 // range reduction of YCbCr to valid signal range
1591                 cls.capturevideo.yuvnormalizetable[0][i] = 16 + i * (236-16) / 256;
1592                 cls.capturevideo.yuvnormalizetable[1][i] = 16 + i * (240-16) / 256;
1593                 cls.capturevideo.yuvnormalizetable[2][i] = 16 + i * (240-16) / 256;
1594         }
1595
1596         if (cl_capturevideo_ogg.integer)
1597         {
1598                 if(SCR_CaptureVideo_Ogg_Available())
1599                 {
1600                         SCR_CaptureVideo_Ogg_BeginVideo();
1601                         return;
1602                 }
1603                 else
1604                         Con_Print("cl_capturevideo_ogg: libraries not available. Capturing in AVI instead.\n");
1605         }
1606
1607         SCR_CaptureVideo_Avi_BeginVideo();
1608 }
1609
1610 void SCR_CaptureVideo_EndVideo(void)
1611 {
1612         if (!cls.capturevideo.active)
1613                 return;
1614         cls.capturevideo.active = false;
1615
1616         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);
1617
1618         if (cls.capturevideo.videofile)
1619         {
1620                 cls.capturevideo.endvideo();
1621         }
1622
1623         if (cls.capturevideo.screenbuffer)
1624         {
1625                 Mem_Free (cls.capturevideo.screenbuffer);
1626                 cls.capturevideo.screenbuffer = NULL;
1627         }
1628
1629         if (cls.capturevideo.outbuffer)
1630         {
1631                 Mem_Free (cls.capturevideo.outbuffer);
1632                 cls.capturevideo.outbuffer = NULL;
1633         }
1634
1635         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
1636 }
1637
1638 static void SCR_ScaleDownBGRA(unsigned char *in, int inw, int inh, unsigned char *out, int outw, int outh)
1639 {
1640         // TODO optimize this function
1641
1642         int x, y;
1643         float area;
1644
1645         // memcpy is faster than me
1646         if(inw == outw && inh == outh)
1647         {
1648                 memcpy(out, in, 4 * inw * inh);
1649                 return;
1650         }
1651
1652         // otherwise: a box filter
1653         area = (float)outw * (float)outh / (float)inw / (float)inh;
1654         for(y = 0; y < outh; ++y)
1655         {
1656                 float iny0 =  y    / (float)outh * inh; int iny0_i = (int) floor(iny0);
1657                 float iny1 = (y+1) / (float)outh * inh; int iny1_i = (int) ceil(iny1);
1658                 for(x = 0; x < outw; ++x)
1659                 {
1660                         float inx0 =  x    / (float)outw * inw; int inx0_i = (int) floor(inx0);
1661                         float inx1 = (x+1) / (float)outw * inw; int inx1_i = (int) ceil(inx1);
1662                         float r = 0, g = 0, b = 0, alpha = 0;
1663                         int xx, yy;
1664
1665                         for(yy = iny0_i; yy < iny1_i; ++yy)
1666                         {
1667                                 float ya = min(yy+1, iny1) - max(iny0, yy);
1668                                 for(xx = inx0_i; xx < inx1_i; ++xx)
1669                                 {
1670                                         float a = ya * (min(xx+1, inx1) - max(inx0, xx));
1671                                         r += a * in[4*(xx + inw * yy)+0];
1672                                         g += a * in[4*(xx + inw * yy)+1];
1673                                         b += a * in[4*(xx + inw * yy)+2];
1674                                         alpha += a * in[4*(xx + inw * yy)+3];
1675                                 }
1676                         }
1677
1678                         out[4*(x + outw * y)+0] = (unsigned char) (r * area);
1679                         out[4*(x + outw * y)+1] = (unsigned char) (g * area);
1680                         out[4*(x + outw * y)+2] = (unsigned char) (b * area);
1681                         out[4*(x + outw * y)+3] = (unsigned char) (alpha * area);
1682                 }
1683         }
1684 }
1685
1686 static void SCR_CaptureVideo_VideoFrame(int newframestepframenum)
1687 {
1688         int x = 0, y = 0;
1689         int width = cls.capturevideo.width, height = cls.capturevideo.height;
1690
1691         if(newframestepframenum == cls.capturevideo.framestepframe)
1692                 return;
1693
1694         CHECKGLERROR
1695         // speed is critical here, so do saving as directly as possible
1696
1697         GL_ReadPixelsBGRA(x, y, vid.width, vid.height, cls.capturevideo.screenbuffer);
1698
1699         SCR_ScaleDownBGRA (cls.capturevideo.screenbuffer, vid.width, vid.height, cls.capturevideo.outbuffer, width, height);
1700
1701         cls.capturevideo.videoframes(newframestepframenum - cls.capturevideo.framestepframe);
1702         cls.capturevideo.framestepframe = newframestepframenum;
1703
1704         if(cl_capturevideo_printfps.integer)
1705         {
1706                 char buf[80];
1707                 double t = realtime;
1708                 if(t > cls.capturevideo.lastfpstime + 1)
1709                 {
1710                         double fps1 = (cls.capturevideo.frame - cls.capturevideo.lastfpsframe) / (t - cls.capturevideo.lastfpstime + 0.0000001);
1711                         double fps  = (cls.capturevideo.frame                                ) / (t - cls.capturevideo.starttime   + 0.0000001);
1712                         dpsnprintf(buf, sizeof(buf), "capturevideo: (%.1fs) last second %.3ffps, total %.3ffps\n", cls.capturevideo.frame / cls.capturevideo.framerate, fps1, fps);
1713                         Sys_PrintToTerminal(buf);
1714                         cls.capturevideo.lastfpstime = t;
1715                         cls.capturevideo.lastfpsframe = cls.capturevideo.frame;
1716                 }
1717         }
1718 }
1719
1720 void SCR_CaptureVideo_SoundFrame(const portable_sampleframe_t *paintbuffer, size_t length)
1721 {
1722         cls.capturevideo.soundsampleframe += (int)length;
1723         cls.capturevideo.soundframe(paintbuffer, length);
1724 }
1725
1726 static void SCR_CaptureVideo(void)
1727 {
1728         int newframenum;
1729         if (cl_capturevideo.integer)
1730         {
1731                 if (!cls.capturevideo.active)
1732                         SCR_CaptureVideo_BeginVideo();
1733                 if (cls.capturevideo.framerate != cl_capturevideo_fps.value * cl_capturevideo_framestep.integer)
1734                 {
1735                         Con_Printf("You can not change the video framerate while recording a video.\n");
1736                         Cvar_SetValueQuick(&cl_capturevideo_fps, cls.capturevideo.framerate / (double) cl_capturevideo_framestep.integer);
1737                 }
1738                 // for AVI saving we have to make sure that sound is saved before video
1739                 if (cls.capturevideo.soundrate && !cls.capturevideo.soundsampleframe)
1740                         return;
1741                 if (cls.capturevideo.realtime)
1742                 {
1743                         // preserve sound sync by duplicating frames when running slow
1744                         newframenum = (int)((realtime - cls.capturevideo.startrealtime) * cls.capturevideo.framerate);
1745                 }
1746                 else
1747                         newframenum = cls.capturevideo.frame + 1;
1748                 // if falling behind more than one second, stop
1749                 if (newframenum - cls.capturevideo.frame > 60 * (int)ceil(cls.capturevideo.framerate))
1750                 {
1751                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1752                         Con_Printf("video saving failed on frame %i, your machine is too slow for this capture speed.\n", cls.capturevideo.frame);
1753                         SCR_CaptureVideo_EndVideo();
1754                         return;
1755                 }
1756                 // write frames
1757                 SCR_CaptureVideo_VideoFrame(newframenum / cls.capturevideo.framestep);
1758                 cls.capturevideo.frame = newframenum;
1759                 if (cls.capturevideo.error)
1760                 {
1761                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1762                         Con_Printf("video saving failed on frame %i, out of disk space? stopping video capture.\n", cls.capturevideo.frame);
1763                         SCR_CaptureVideo_EndVideo();
1764                 }
1765         }
1766         else if (cls.capturevideo.active)
1767                 SCR_CaptureVideo_EndVideo();
1768 }
1769 #endif
1770
1771 /*
1772 ===============
1773 R_Envmap_f
1774
1775 Grab six views for environment mapping tests
1776 ===============
1777 */
1778 struct envmapinfo_s
1779 {
1780         float angles[3];
1781         const char *name;
1782         qboolean flipx, flipy, flipdiagonaly;
1783 }
1784 envmapinfo[12] =
1785 {
1786         {{  0,   0, 0}, "rt", false, false, false},
1787         {{  0, 270, 0}, "ft", false, false, false},
1788         {{  0, 180, 0}, "lf", false, false, false},
1789         {{  0,  90, 0}, "bk", false, false, false},
1790         {{-90, 180, 0}, "up",  true,  true, false},
1791         {{ 90, 180, 0}, "dn",  true,  true, false},
1792
1793         {{  0,   0, 0}, "px",  true,  true,  true},
1794         {{  0,  90, 0}, "py", false,  true, false},
1795         {{  0, 180, 0}, "nx", false, false,  true},
1796         {{  0, 270, 0}, "ny",  true, false, false},
1797         {{-90, 180, 0}, "pz", false, false,  true},
1798         {{ 90, 180, 0}, "nz", false, false,  true}
1799 };
1800
1801 static void R_Envmap_f (void)
1802 {
1803         int j, size;
1804         char filename[MAX_QPATH], basename[MAX_QPATH];
1805         unsigned char *buffer1;
1806         unsigned char *buffer2;
1807         r_rendertarget_t *rt;
1808
1809         if (Cmd_Argc() != 3)
1810         {
1811                 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");
1812                 return;
1813         }
1814
1815         strlcpy (basename, Cmd_Argv(1), sizeof (basename));
1816         size = atoi(Cmd_Argv(2));
1817         if (size != 128 && size != 256 && size != 512 && size != 1024)
1818         {
1819                 Con_Print("envmap: size must be one of 128, 256, 512, or 1024\n");
1820                 return;
1821         }
1822         if (size > vid.width || size > vid.height)
1823         {
1824                 Con_Print("envmap: your resolution is not big enough to render that size\n");
1825                 return;
1826         }
1827
1828         r_refdef.envmap = true;
1829
1830         R_UpdateVariables();
1831
1832         r_refdef.view.x = 0;
1833         r_refdef.view.y = 0;
1834         r_refdef.view.z = 0;
1835         r_refdef.view.width = size;
1836         r_refdef.view.height = size;
1837         r_refdef.view.depth = 1;
1838         r_refdef.view.useperspective = true;
1839         r_refdef.view.isoverlay = false;
1840         r_refdef.view.ismain = true;
1841
1842         r_refdef.view.frustum_x = 1; // tan(45 * M_PI / 180.0);
1843         r_refdef.view.frustum_y = 1; // tan(45 * M_PI / 180.0);
1844         r_refdef.view.ortho_x = 90; // abused as angle by VM_CL_R_SetView
1845         r_refdef.view.ortho_y = 90; // abused as angle by VM_CL_R_SetView
1846
1847         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 4);
1848         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1849
1850         // TODO: use TEXTYPE_COLORBUFFER16F and output to .exr files as well?
1851         rt = R_RenderTarget_Get(size, size, TEXTYPE_DEPTHBUFFER24STENCIL8, true, TEXTYPE_COLORBUFFER, TEXTYPE_UNUSED, TEXTYPE_UNUSED, TEXTYPE_UNUSED);
1852         CL_UpdateEntityShading();
1853         for (j = 0;j < 12;j++)
1854         {
1855                 dpsnprintf(filename, sizeof(filename), "env/%s%s.tga", basename, envmapinfo[j].name);
1856                 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);
1857                 r_refdef.view.quality = 1;
1858                 r_refdef.view.clear = true;
1859                 R_Mesh_Start();
1860                 R_RenderView(rt->fbo, rt->depthtexture, rt->colortexture[0], 0, 0, size, size);
1861                 R_Mesh_Finish();
1862                 SCR_ScreenShot(filename, buffer1, buffer2, 0, vid.height - (r_refdef.view.y + r_refdef.view.height), size, size, envmapinfo[j].flipx, envmapinfo[j].flipy, envmapinfo[j].flipdiagonaly, false, false, false, false);
1863         }
1864
1865         Mem_Free (buffer1);
1866         Mem_Free (buffer2);
1867
1868         r_refdef.envmap = false;
1869 }
1870
1871 //=============================================================================
1872
1873 void SHOWLMP_decodehide(void)
1874 {
1875         int i;
1876         char *lmplabel;
1877         lmplabel = MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
1878         for (i = 0;i < cl.num_showlmps;i++)
1879                 if (cl.showlmps[i].isactive && strcmp(cl.showlmps[i].label, lmplabel) == 0)
1880                 {
1881                         cl.showlmps[i].isactive = false;
1882                         return;
1883                 }
1884 }
1885
1886 void SHOWLMP_decodeshow(void)
1887 {
1888         int k;
1889         char lmplabel[256], picname[256];
1890         float x, y;
1891         strlcpy (lmplabel,MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)), sizeof (lmplabel));
1892         strlcpy (picname, MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)), sizeof (picname));
1893         if (gamemode == GAME_NEHAHRA) // LordHavoc: nasty old legacy junk
1894         {
1895                 x = MSG_ReadByte(&cl_message);
1896                 y = MSG_ReadByte(&cl_message);
1897         }
1898         else
1899         {
1900                 x = MSG_ReadShort(&cl_message);
1901                 y = MSG_ReadShort(&cl_message);
1902         }
1903         if (!cl.showlmps || cl.num_showlmps >= cl.max_showlmps)
1904         {
1905                 showlmp_t *oldshowlmps = cl.showlmps;
1906                 cl.max_showlmps += 16;
1907                 cl.showlmps = (showlmp_t *) Mem_Alloc(cls.levelmempool, cl.max_showlmps * sizeof(showlmp_t));
1908                 if (oldshowlmps)
1909                 {
1910                         if (cl.num_showlmps)
1911                                 memcpy(cl.showlmps, oldshowlmps, cl.num_showlmps * sizeof(showlmp_t));
1912                         Mem_Free(oldshowlmps);
1913                 }
1914         }
1915         for (k = 0;k < cl.max_showlmps;k++)
1916                 if (cl.showlmps[k].isactive && !strcmp(cl.showlmps[k].label, lmplabel))
1917                         break;
1918         if (k == cl.max_showlmps)
1919                 for (k = 0;k < cl.max_showlmps;k++)
1920                         if (!cl.showlmps[k].isactive)
1921                                 break;
1922         cl.showlmps[k].isactive = true;
1923         strlcpy (cl.showlmps[k].label, lmplabel, sizeof (cl.showlmps[k].label));
1924         strlcpy (cl.showlmps[k].pic, picname, sizeof (cl.showlmps[k].pic));
1925         cl.showlmps[k].x = x;
1926         cl.showlmps[k].y = y;
1927         cl.num_showlmps = max(cl.num_showlmps, k + 1);
1928 }
1929
1930 void SHOWLMP_drawall(void)
1931 {
1932         int i;
1933         for (i = 0;i < cl.num_showlmps;i++)
1934                 if (cl.showlmps[i].isactive)
1935                         DrawQ_Pic(cl.showlmps[i].x, cl.showlmps[i].y, Draw_CachePic_Flags (cl.showlmps[i].pic, CACHEPICFLAG_NOTPERSISTENT), 0, 0, 1, 1, 1, 1, 0);
1936 }
1937
1938 /*
1939 ==============================================================================
1940
1941                                                 SCREEN SHOTS
1942
1943 ==============================================================================
1944 */
1945
1946 // buffer1: 4*w*h
1947 // buffer2: 3*w*h (or 4*w*h if screenshotting alpha too)
1948 qboolean SCR_ScreenShot(char *filename, unsigned char *buffer1, unsigned char *buffer2, int x, int y, int width, int height, qboolean flipx, qboolean flipy, qboolean flipdiagonal, qboolean jpeg, qboolean png, qboolean gammacorrect, qboolean keep_alpha)
1949 {
1950         int     indices[4] = {0,1,2,3}; // BGRA
1951         qboolean ret;
1952
1953         GL_ReadPixelsBGRA(x, y, width, height, buffer1);
1954
1955         if(gammacorrect && (scr_screenshot_gammaboost.value != 1))
1956         {
1957                 int i;
1958                 double igamma = 1.0 / scr_screenshot_gammaboost.value;
1959                 unsigned short vidramp[256 * 3];
1960                 // identity gamma table
1961                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp, 256);
1962                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256, 256);
1963                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256*2, 256);
1964                 if(scr_screenshot_gammaboost.value != 1)
1965                 {
1966                         for (i = 0;i < 256 * 3;i++)
1967                                 vidramp[i] = (unsigned short) (0.5 + pow(vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
1968                 }
1969                 for (i = 0;i < width*height*4;i += 4)
1970                 {
1971                         buffer1[i] = (unsigned char) (vidramp[buffer1[i] + 512] * 255.0 / 65535.0 + 0.5); // B
1972                         buffer1[i+1] = (unsigned char) (vidramp[buffer1[i+1] + 256] * 255.0 / 65535.0 + 0.5); // G
1973                         buffer1[i+2] = (unsigned char) (vidramp[buffer1[i+2]] * 255.0 / 65535.0 + 0.5); // R
1974                         // A
1975                 }
1976         }
1977
1978         if(keep_alpha && !jpeg)
1979         {
1980                 if(!png)
1981                         flipy = !flipy; // TGA: not preflipped
1982                 Image_CopyMux (buffer2, buffer1, width, height, flipx, flipy, flipdiagonal, 4, 4, indices);
1983                 if (png)
1984                         ret = PNG_SaveImage_preflipped (filename, width, height, true, buffer2);
1985                 else
1986                         ret = Image_WriteTGABGRA(filename, width, height, buffer2);
1987         }
1988         else
1989         {
1990                 if(jpeg)
1991                 {
1992                         indices[0] = 2;
1993                         indices[2] = 0; // RGB
1994                 }
1995                 Image_CopyMux (buffer2, buffer1, width, height, flipx, flipy, flipdiagonal, 3, 4, indices);
1996                 if (jpeg)
1997                         ret = JPEG_SaveImage_preflipped (filename, width, height, buffer2);
1998                 else if (png)
1999                         ret = PNG_SaveImage_preflipped (filename, width, height, false, buffer2);
2000                 else
2001                         ret = Image_WriteTGABGR_preflipped (filename, width, height, buffer2);
2002         }
2003
2004         return ret;
2005 }
2006
2007 //=============================================================================
2008
2009 int scr_numtouchscreenareas;
2010 scr_touchscreenarea_t scr_touchscreenareas[128];
2011
2012 static void SCR_DrawTouchscreenOverlay(void)
2013 {
2014         int i;
2015         scr_touchscreenarea_t *a;
2016         cachepic_t *pic;
2017         for (i = 0, a = scr_touchscreenareas;i < scr_numtouchscreenareas;i++, a++)
2018         {
2019                 if (vid_touchscreen_outlinealpha.value > 0 && a->rect[0] >= 0 && a->rect[1] >= 0 && a->rect[2] >= 4 && a->rect[3] >= 4)
2020                 {
2021                         DrawQ_Fill(a->rect[0] +              2, a->rect[1]                 , a->rect[2] - 4,          1    , 1, 1, 1, vid_touchscreen_outlinealpha.value * (0.5f + 0.5f * a->active), 0);
2022                         DrawQ_Fill(a->rect[0] +              1, a->rect[1] +              1, a->rect[2] - 2,          1    , 1, 1, 1, vid_touchscreen_outlinealpha.value * (0.5f + 0.5f * a->active), 0);
2023                         DrawQ_Fill(a->rect[0]                 , a->rect[1] +              2,          2    , a->rect[3] - 2, 1, 1, 1, vid_touchscreen_outlinealpha.value * (0.5f + 0.5f * a->active), 0);
2024                         DrawQ_Fill(a->rect[0] + a->rect[2] - 2, a->rect[1] +              2,          2    , a->rect[3] - 2, 1, 1, 1, vid_touchscreen_outlinealpha.value * (0.5f + 0.5f * a->active), 0);
2025                         DrawQ_Fill(a->rect[0] +              1, a->rect[1] + a->rect[3] - 2, a->rect[2] - 2,          1    , 1, 1, 1, vid_touchscreen_outlinealpha.value * (0.5f + 0.5f * a->active), 0);
2026                         DrawQ_Fill(a->rect[0] +              2, a->rect[1] + a->rect[3] - 1, a->rect[2] - 4,          1    , 1, 1, 1, vid_touchscreen_outlinealpha.value * (0.5f + 0.5f * a->active), 0);
2027                 }
2028                 pic = a->pic ? Draw_CachePic_Flags(a->pic, CACHEPICFLAG_FAILONMISSING) : NULL;
2029                 if (Draw_IsPicLoaded(pic))
2030                         DrawQ_Pic(a->rect[0], a->rect[1], pic, a->rect[2], a->rect[3], 1, 1, 1, vid_touchscreen_overlayalpha.value * (0.5f + 0.5f * a->active), 0);
2031                 if (a->text && a->text[0])
2032                 {
2033                         int textwidth = DrawQ_TextWidth(a->text, 0, a->textheight, a->textheight, false, FONT_CHAT);
2034                         DrawQ_String(a->rect[0] + (a->rect[2] - textwidth) * 0.5f, a->rect[1] + (a->rect[3] - a->textheight) * 0.5f, a->text, 0, a->textheight, a->textheight, 1.0f, 1.0f, 1.0f, vid_touchscreen_overlayalpha.value, 0, NULL, false, FONT_CHAT);
2035                 }
2036         }
2037 }
2038
2039 void R_ClearScreen(qboolean fogcolor)
2040 {
2041         float clearcolor[4];
2042         if (scr_screenshot_alpha.integer)
2043                 // clear to transparency (so png screenshots can contain alpha channel, useful for building model pictures)
2044                 Vector4Set(clearcolor, 0.0f, 0.0f, 0.0f, 0.0f);
2045         else
2046                 // clear to opaque black (if we're being composited it might otherwise render as transparent)
2047                 Vector4Set(clearcolor, 0.0f, 0.0f, 0.0f, 1.0f);
2048         if (fogcolor && r_fog_clear.integer)
2049         {
2050                 R_UpdateFog();
2051                 VectorCopy(r_refdef.fogcolor, clearcolor);
2052         }
2053         // clear depth is 1.0
2054         // clear the screen
2055         GL_Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | (vid.stencil ? GL_STENCIL_BUFFER_BIT : 0), clearcolor, 1.0f, 0);
2056 }
2057
2058 int r_stereo_side;
2059 extern cvar_t v_isometric;
2060 extern cvar_t v_isometric_verticalfov;
2061
2062 static void SCR_DrawScreen (void)
2063 {
2064         Draw_Frame();
2065
2066         R_Mesh_Start();
2067
2068         R_UpdateVariables();
2069
2070         // this will be set back to 0 by R_RenderView during CL_VM_UpdateView
2071         r_refdef.draw2dstage = 1;
2072         R_ResetViewRendering2D_Common(0, NULL, NULL, 0, 0, vid.width, vid.height, vid_conwidth.integer, vid_conheight.integer);
2073
2074         // Quake uses clockwise winding, so these are swapped
2075         r_refdef.view.cullface_front = GL_BACK;
2076         r_refdef.view.cullface_back = GL_FRONT;
2077
2078         if (cls.signon == SIGNONS)
2079         {
2080                 float size;
2081
2082                 size = scr_viewsize.value * (1.0 / 100.0);
2083                 size = min(size, 1);
2084
2085                 if (r_stereo_sidebyside.integer)
2086                 {
2087                         r_refdef.view.width = (int)(vid.width * size / 2.5);
2088                         r_refdef.view.height = (int)(vid.height * size / 2.5 * (1 - bound(0, r_letterbox.value, 100) / 100));
2089                         r_refdef.view.depth = 1;
2090                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width * 2.5) * 0.5);
2091                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
2092                         r_refdef.view.z = 0;
2093                         if (r_stereo_side)
2094                                 r_refdef.view.x += (int)(r_refdef.view.width * 1.5);
2095                 }
2096                 else if (r_stereo_horizontal.integer)
2097                 {
2098                         r_refdef.view.width = (int)(vid.width * size / 2);
2099                         r_refdef.view.height = (int)(vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100));
2100                         r_refdef.view.depth = 1;
2101                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width * 2.0)/2);
2102                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
2103                         r_refdef.view.z = 0;
2104                         if (r_stereo_side)
2105                                 r_refdef.view.x += (int)(r_refdef.view.width);
2106                 }
2107                 else if (r_stereo_vertical.integer)
2108                 {
2109                         r_refdef.view.width = (int)(vid.width * size);
2110                         r_refdef.view.height = (int)(vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100) / 2);
2111                         r_refdef.view.depth = 1;
2112                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
2113                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height * 2.0)/2);
2114                         r_refdef.view.z = 0;
2115                         if (r_stereo_side)
2116                                 r_refdef.view.y += (int)(r_refdef.view.height);
2117                 }
2118                 else
2119                 {
2120                         r_refdef.view.width = (int)(vid.width * size);
2121                         r_refdef.view.height = (int)(vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100));
2122                         r_refdef.view.depth = 1;
2123                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
2124                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
2125                         r_refdef.view.z = 0;
2126                 }
2127
2128                 // LordHavoc: viewzoom (zoom in for sniper rifles, etc)
2129                 // LordHavoc: this is designed to produce widescreen fov values
2130                 // when the screen is wider than 4/3 width/height aspect, to do
2131                 // this it simply assumes the requested fov is the vertical fov
2132                 // for a 4x3 display, if the ratio is not 4x3 this makes the fov
2133                 // higher/lower according to the ratio
2134                 r_refdef.view.useperspective = true;
2135                 r_refdef.view.frustum_y = tan(scr_fov.value * M_PI / 360.0) * (3.0 / 4.0) * cl.viewzoom;
2136                 r_refdef.view.frustum_x = r_refdef.view.frustum_y * (float)r_refdef.view.width / (float)r_refdef.view.height / vid_pixelheight.value;
2137
2138                 r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
2139                 r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
2140                 r_refdef.view.ortho_x = atan(r_refdef.view.frustum_x) * (360.0 / M_PI); // abused as angle by VM_CL_R_SetView
2141                 r_refdef.view.ortho_y = atan(r_refdef.view.frustum_y) * (360.0 / M_PI); // abused as angle by VM_CL_R_SetView
2142
2143                 r_refdef.view.ismain = true;
2144
2145                 // if CSQC is loaded, it is required to provide the CSQC_UpdateView function,
2146                 // and won't render a view if it does not call that.
2147                 if (cl.csqc_loaded)
2148                         CL_VM_UpdateView(r_stereo_side ? 0.0 : max(0.0, cl.time - cl.oldtime));
2149                 else
2150                 {
2151                         CL_UpdateEntityShading();
2152                         R_RenderView(0, NULL, NULL, r_refdef.view.x, r_refdef.view.y, r_refdef.view.width, r_refdef.view.height);
2153                 }
2154         }
2155
2156         if (!r_stereo_sidebyside.integer && !r_stereo_horizontal.integer && !r_stereo_vertical.integer)
2157         {
2158                 r_refdef.view.width = vid.width;
2159                 r_refdef.view.height = vid.height;
2160                 r_refdef.view.depth = 1;
2161                 r_refdef.view.x = 0;
2162                 r_refdef.view.y = 0;
2163                 r_refdef.view.z = 0;
2164                 r_refdef.view.useperspective = false;
2165         }
2166
2167         if (cls.timedemo && cls.td_frames > 0 && timedemo_screenshotframelist.string && timedemo_screenshotframelist.string[0])
2168         {
2169                 const char *t;
2170                 int framenum;
2171                 t = timedemo_screenshotframelist.string;
2172                 while (*t)
2173                 {
2174                         while (*t == ' ')
2175                                 t++;
2176                         if (!*t)
2177                                 break;
2178                         framenum = atof(t);
2179                         if (framenum == cls.td_frames)
2180                                 break;
2181                         while (*t && *t != ' ')
2182                                 t++;
2183                 }
2184                 if (*t)
2185                 {
2186                         // we need to take a screenshot of this frame...
2187                         char filename[MAX_QPATH];
2188                         unsigned char *buffer1;
2189                         unsigned char *buffer2;
2190                         dpsnprintf(filename, sizeof(filename), "timedemoscreenshots/%s%06d.tga", cls.demoname, cls.td_frames);
2191                         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 4);
2192                         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
2193                         SCR_ScreenShot(filename, buffer1, buffer2, 0, 0, vid.width, vid.height, false, false, false, false, false, true, false);
2194                         Mem_Free(buffer1);
2195                         Mem_Free(buffer2);
2196                 }
2197         }
2198
2199         // draw 2D stuff
2200         if(!scr_con_current && !(key_consoleactive & KEY_CONSOLEACTIVE_FORCED))
2201                 if ((key_dest == key_game || key_dest == key_message) && !r_letterbox.value)
2202                         Con_DrawNotify ();      // only draw notify in game
2203
2204         if (cls.signon == SIGNONS)
2205         {
2206                 SCR_DrawNet ();
2207                 SCR_DrawTurtle ();
2208                 SCR_DrawPause ();
2209                 if (!r_letterbox.value)
2210                         Sbar_Draw();
2211                 SHOWLMP_drawall();
2212                 SCR_CheckDrawCenterString();
2213         }
2214         SCR_DrawNetGraph ();
2215 #ifdef CONFIG_MENU
2216         MR_Draw();
2217 #endif
2218         CL_DrawVideo();
2219         R_Shadow_EditLights_DrawSelectedLightProperties();
2220
2221         SCR_DrawConsole();
2222
2223         SCR_DrawBrand();
2224
2225         SCR_DrawInfobar();
2226
2227         SCR_DrawTouchscreenOverlay();
2228
2229         if (r_timereport_active)
2230                 R_TimeReport("2d");
2231
2232         R_TimeReport_EndFrame();
2233         R_TimeReport_BeginFrame();
2234         Sbar_ShowFPS();
2235
2236         DrawQ_Finish();
2237
2238         R_Mesh_Finish();
2239         R_RenderTarget_FreeUnused(false);
2240 }
2241
2242 typedef struct loadingscreenstack_s
2243 {
2244         struct loadingscreenstack_s *prev;
2245         char msg[MAX_QPATH];
2246         float absolute_loading_amount_min; // this corresponds to relative completion 0 of this item
2247         float absolute_loading_amount_len; // this corresponds to relative completion 1 of this item
2248         float relative_completion; // 0 .. 1
2249 }
2250 loadingscreenstack_t;
2251 static loadingscreenstack_t *loadingscreenstack = NULL;
2252 static qboolean loadingscreendone = false;
2253 static qboolean loadingscreencleared = false;
2254 static float loadingscreenheight = 0;
2255 rtexture_t *loadingscreentexture = NULL;
2256 static float loadingscreentexture_vertex3f[12];
2257 static float loadingscreentexture_texcoord2f[8];
2258 static int loadingscreenpic_number = 0;
2259
2260 static void SCR_ClearLoadingScreenTexture(void)
2261 {
2262         if(loadingscreentexture)
2263                 R_FreeTexture(loadingscreentexture);
2264         loadingscreentexture = NULL;
2265 }
2266
2267 extern rtexturepool_t *r_main_texturepool;
2268 static void SCR_SetLoadingScreenTexture(void)
2269 {
2270         int w, h;
2271         float loadingscreentexture_w;
2272         float loadingscreentexture_h;
2273
2274         SCR_ClearLoadingScreenTexture();
2275
2276         w = vid.width; h = vid.height;
2277         loadingscreentexture_w = loadingscreentexture_h = 1;
2278
2279         loadingscreentexture = R_LoadTexture2D(r_main_texturepool, "loadingscreentexture", w, h, NULL, TEXTYPE_COLORBUFFER, TEXF_RENDERTARGET | TEXF_FORCENEAREST | TEXF_CLAMP, -1, NULL);
2280         R_Mesh_CopyToTexture(loadingscreentexture, 0, 0, 0, 0, vid.width, vid.height);
2281
2282         loadingscreentexture_vertex3f[2] = loadingscreentexture_vertex3f[5] = loadingscreentexture_vertex3f[8] = loadingscreentexture_vertex3f[11] = 0;
2283         loadingscreentexture_vertex3f[0] = loadingscreentexture_vertex3f[9] = 0;
2284         loadingscreentexture_vertex3f[1] = loadingscreentexture_vertex3f[4] = 0;
2285         loadingscreentexture_vertex3f[3] = loadingscreentexture_vertex3f[6] = vid_conwidth.integer;
2286         loadingscreentexture_vertex3f[7] = loadingscreentexture_vertex3f[10] = vid_conheight.integer;
2287         loadingscreentexture_texcoord2f[0] = 0;loadingscreentexture_texcoord2f[1] = loadingscreentexture_h;
2288         loadingscreentexture_texcoord2f[2] = loadingscreentexture_w;loadingscreentexture_texcoord2f[3] = loadingscreentexture_h;
2289         loadingscreentexture_texcoord2f[4] = loadingscreentexture_w;loadingscreentexture_texcoord2f[5] = 0;
2290         loadingscreentexture_texcoord2f[6] = 0;loadingscreentexture_texcoord2f[7] = 0;
2291 }
2292
2293 void SCR_UpdateLoadingScreenIfShown(void)
2294 {
2295         if(loadingscreendone)
2296                 SCR_UpdateLoadingScreen(loadingscreencleared, false);
2297 }
2298
2299 void SCR_PushLoadingScreen (qboolean redraw, const char *msg, float len_in_parent)
2300 {
2301         loadingscreenstack_t *s = (loadingscreenstack_t *) Z_Malloc(sizeof(loadingscreenstack_t));
2302         s->prev = loadingscreenstack;
2303         loadingscreenstack = s;
2304
2305         strlcpy(s->msg, msg, sizeof(s->msg));
2306         s->relative_completion = 0;
2307
2308         if(s->prev)
2309         {
2310                 s->absolute_loading_amount_min = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len * s->prev->relative_completion;
2311                 s->absolute_loading_amount_len = s->prev->absolute_loading_amount_len * len_in_parent;
2312                 if(s->absolute_loading_amount_len > s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min)
2313                         s->absolute_loading_amount_len = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min;
2314         }
2315         else
2316         {
2317                 s->absolute_loading_amount_min = 0;
2318                 s->absolute_loading_amount_len = 1;
2319         }
2320
2321         if(redraw)
2322                 SCR_UpdateLoadingScreenIfShown();
2323 }
2324
2325 void SCR_PopLoadingScreen (qboolean redraw)
2326 {
2327         loadingscreenstack_t *s = loadingscreenstack;
2328
2329         if(!s)
2330         {
2331                 Con_DPrintf("Popping a loading screen item from an empty stack!\n");
2332                 return;
2333         }
2334
2335         loadingscreenstack = s->prev;
2336         if(s->prev)
2337                 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;
2338         Z_Free(s);
2339
2340         if(redraw)
2341                 SCR_UpdateLoadingScreenIfShown();
2342 }
2343
2344 void SCR_ClearLoadingScreen (qboolean redraw)
2345 {
2346         while(loadingscreenstack)
2347                 SCR_PopLoadingScreen(redraw && !loadingscreenstack->prev);
2348 }
2349
2350 static float SCR_DrawLoadingStack_r(loadingscreenstack_t *s, float y, float size)
2351 {
2352         float x;
2353         size_t len;
2354         float total;
2355
2356         total = 0;
2357 #if 0
2358         if(s)
2359         {
2360                 total += SCR_DrawLoadingStack_r(s->prev, y, 8);
2361                 y -= total;
2362                 if(!s->prev || strcmp(s->msg, s->prev->msg))
2363                 {
2364                         len = strlen(s->msg);
2365                         x = (vid_conwidth.integer - DrawQ_TextWidth(s->msg, len, size, size, true, FONT_INFOBAR)) / 2;
2366                         y -= size;
2367                         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
2368                         DrawQ_String(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
2369                         total += size;
2370                 }
2371         }
2372 #else
2373         if(s)
2374         {
2375                 len = strlen(s->msg);
2376                 x = (vid_conwidth.integer - DrawQ_TextWidth(s->msg, len, size, size, true, FONT_INFOBAR)) / 2;
2377                 y -= size;
2378                 DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
2379                 DrawQ_String(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
2380                 total += size;
2381         }
2382 #endif
2383         return total;
2384 }
2385
2386 static void SCR_DrawLoadingStack(void)
2387 {
2388         float verts[12];
2389         float colors[16];
2390
2391         loadingscreenheight = SCR_DrawLoadingStack_r(loadingscreenstack, vid_conheight.integer, scr_loadingscreen_barheight.value);
2392         if(loadingscreenstack)
2393         {
2394                 // height = 32; // sorry, using the actual one is ugly
2395                 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
2396                 GL_DepthRange(0, 1);
2397                 GL_PolygonOffset(0, 0);
2398                 GL_DepthTest(false);
2399 //              R_Mesh_ResetTextureState();
2400                 verts[2] = verts[5] = verts[8] = verts[11] = 0;
2401                 verts[0] = verts[9] = 0;
2402                 verts[1] = verts[4] = vid_conheight.integer - scr_loadingscreen_barheight.value;
2403                 verts[3] = verts[6] = vid_conwidth.integer * loadingscreenstack->absolute_loading_amount_min;
2404                 verts[7] = verts[10] = vid_conheight.integer;
2405                 
2406 #if _MSC_VER >= 1400
2407 #define sscanf sscanf_s
2408 #endif
2409                 //                                        ^^^^^^^^^^ blue component
2410                 //                              ^^^^^^ bottom row
2411                 //          ^^^^^^^^^^^^ alpha is always on
2412                 colors[0] = 0; colors[1] = 0; colors[2] = 0; colors[3] = 1;
2413                 colors[4] = 0; colors[5] = 0; colors[6] = 0; colors[7] = 1;
2414                 sscanf(scr_loadingscreen_barcolor.string, "%f %f %f", &colors[8], &colors[9], &colors[10]); colors[11] = 1;
2415                 sscanf(scr_loadingscreen_barcolor.string, "%f %f %f", &colors[12], &colors[13], &colors[14]);  colors[15] = 1;
2416
2417                 R_Mesh_PrepareVertices_Generic_Arrays(4, verts, colors, NULL);
2418                 R_SetupShader_Generic_NoTexture(true, true);
2419                 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
2420
2421                 // make sure everything is cleared, including the progress indicator
2422                 if(loadingscreenheight < 8)
2423                         loadingscreenheight = 8;
2424         }
2425 }
2426
2427 static cachepic_t *loadingscreenpic;
2428 static float loadingscreenpic_vertex3f[12];
2429 static float loadingscreenpic_texcoord2f[8];
2430
2431 static void SCR_DrawLoadingScreen_SharedSetup (qboolean clear)
2432 {
2433         r_viewport_t viewport;
2434         float x, y, w, h, sw, sh, f;
2435         char vabuf[1024];
2436         // release mouse grab while loading
2437         if (!vid.fullscreen)
2438                 VID_SetMouse(false, false, false);
2439 //      CHECKGLERROR
2440         r_refdef.draw2dstage = true;
2441         R_Viewport_InitOrtho(&viewport, &identitymatrix, 0, 0, vid.width, vid.height, 0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100, NULL);
2442         R_Mesh_SetRenderTargets(0, NULL, NULL, NULL, NULL, NULL);
2443         R_SetViewport(&viewport);
2444         GL_ColorMask(1,1,1,1);
2445         // when starting up a new video mode, make sure the screen is cleared to black
2446         if (clear || loadingscreentexture)
2447                 GL_Clear(GL_COLOR_BUFFER_BIT, NULL, 1.0f, 0);
2448         R_Textures_Frame();
2449         R_Mesh_Start();
2450         R_EntityMatrix(&identitymatrix);
2451         // draw the loading plaque
2452         loadingscreenpic = Draw_CachePic_Flags (loadingscreenpic_number ? va(vabuf, sizeof(vabuf), "%s%d", scr_loadingscreen_picture.string, loadingscreenpic_number+1) : scr_loadingscreen_picture.string, loadingscreenpic_number ? CACHEPICFLAG_NOTPERSISTENT : 0);
2453
2454         w = Draw_GetPicWidth(loadingscreenpic);
2455         h = Draw_GetPicHeight(loadingscreenpic);
2456
2457         // apply scale
2458         w *= scr_loadingscreen_scale.value;
2459         h *= scr_loadingscreen_scale.value;
2460
2461         // apply scale base
2462         if(scr_loadingscreen_scale_base.integer)
2463         {
2464                 w *= vid_conwidth.integer / (float) vid.width;
2465                 h *= vid_conheight.integer / (float) vid.height;
2466         }
2467
2468         // apply scale limit
2469         sw = w / vid_conwidth.integer;
2470         sh = h / vid_conheight.integer;
2471         f = 1;
2472         switch(scr_loadingscreen_scale_limit.integer)
2473         {
2474                 case 1:
2475                         f = max(sw, sh);
2476                         break;
2477                 case 2:
2478                         f = min(sw, sh);
2479                         break;
2480                 case 3:
2481                         f = sw;
2482                         break;
2483                 case 4:
2484                         f = sh;
2485                         break;
2486         }
2487         if(f > 1)
2488         {
2489                 w /= f;
2490                 h /= f;
2491         }
2492
2493         x = (vid_conwidth.integer - w)/2;
2494         y = (vid_conheight.integer - h)/2;
2495         loadingscreenpic_vertex3f[2] = loadingscreenpic_vertex3f[5] = loadingscreenpic_vertex3f[8] = loadingscreenpic_vertex3f[11] = 0;
2496         loadingscreenpic_vertex3f[0] = loadingscreenpic_vertex3f[9] = x;
2497         loadingscreenpic_vertex3f[1] = loadingscreenpic_vertex3f[4] = y;
2498         loadingscreenpic_vertex3f[3] = loadingscreenpic_vertex3f[6] = x + w;
2499         loadingscreenpic_vertex3f[7] = loadingscreenpic_vertex3f[10] = y + h;
2500         loadingscreenpic_texcoord2f[0] = 0;loadingscreenpic_texcoord2f[1] = 0;
2501         loadingscreenpic_texcoord2f[2] = 1;loadingscreenpic_texcoord2f[3] = 0;
2502         loadingscreenpic_texcoord2f[4] = 1;loadingscreenpic_texcoord2f[5] = 1;
2503         loadingscreenpic_texcoord2f[6] = 0;loadingscreenpic_texcoord2f[7] = 1;
2504 }
2505
2506 static void SCR_DrawLoadingScreen (qboolean clear)
2507 {
2508         // we only need to draw the image if it isn't already there
2509         GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
2510         GL_DepthRange(0, 1);
2511         GL_PolygonOffset(0, 0);
2512         GL_DepthTest(false);
2513 //      R_Mesh_ResetTextureState();
2514         GL_Color(1,1,1,1);
2515         if(loadingscreentexture)
2516         {
2517                 R_Mesh_PrepareVertices_Generic_Arrays(4, loadingscreentexture_vertex3f, NULL, loadingscreentexture_texcoord2f);
2518                 R_SetupShader_Generic(loadingscreentexture, false, true, true);
2519                 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
2520         }
2521         R_Mesh_PrepareVertices_Generic_Arrays(4, loadingscreenpic_vertex3f, NULL, loadingscreenpic_texcoord2f);
2522         R_SetupShader_Generic(Draw_GetPicTexture(loadingscreenpic), true, true, false);
2523         R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
2524         SCR_DrawLoadingStack();
2525 }
2526
2527 static void SCR_DrawLoadingScreen_SharedFinish (qboolean clear)
2528 {
2529         R_Mesh_Finish();
2530         // refresh
2531         VID_Finish();
2532 }
2533
2534 static double loadingscreen_lastupdate;
2535
2536 void SCR_UpdateLoadingScreen (qboolean clear, qboolean startup)
2537 {
2538         keydest_t       old_key_dest;
2539         int                     old_key_consoleactive;
2540
2541         // don't do anything if not initialized yet
2542         if (vid_hidden || cls.state == ca_dedicated)
2543                 return;
2544
2545         // limit update rate
2546         if (scr_loadingscreen_maxfps.value)
2547         {
2548                 double t = Sys_DirtyTime();
2549                 if ((t - loadingscreen_lastupdate) < 1.0f/scr_loadingscreen_maxfps.value)
2550                         return;
2551                 loadingscreen_lastupdate = t;
2552         }
2553
2554         // set up the r_texture_gammaramps texture which we need for rendering the loadingscreenpic
2555         VID_UpdateGamma();
2556         R_UpdateVariables();
2557
2558         if(!scr_loadingscreen_background.integer)
2559                 clear = true;
2560         
2561         if(loadingscreendone)
2562                 clear |= loadingscreencleared;
2563
2564         if(!loadingscreendone)
2565         {
2566                 if(startup && scr_loadingscreen_firstforstartup.integer)
2567                         loadingscreenpic_number = 0;
2568                 else if(scr_loadingscreen_firstforstartup.integer)
2569                         if(scr_loadingscreen_count.integer > 1)
2570                                 loadingscreenpic_number = rand() % (scr_loadingscreen_count.integer - 1) + 1;
2571                         else
2572                                 loadingscreenpic_number = 0;
2573                 else
2574                         loadingscreenpic_number = rand() % (scr_loadingscreen_count.integer > 1 ? scr_loadingscreen_count.integer : 1);
2575         }
2576
2577         if(clear)
2578                 SCR_ClearLoadingScreenTexture();
2579         else if(!loadingscreendone)
2580                 SCR_SetLoadingScreenTexture();
2581
2582         if(!loadingscreendone)
2583         {
2584                 loadingscreendone = true;
2585                 loadingscreenheight = 0;
2586         }
2587         loadingscreencleared = clear;
2588
2589 #ifdef USE_GLES2
2590         SCR_DrawLoadingScreen_SharedSetup(clear);
2591         SCR_DrawLoadingScreen(clear);
2592 #else
2593         if (qglDrawBuffer)
2594                 qglDrawBuffer(GL_BACK);
2595         SCR_DrawLoadingScreen_SharedSetup(clear);
2596         if (vid.stereobuffer && qglDrawBuffer)
2597         {
2598                 qglDrawBuffer(GL_BACK_LEFT);
2599                 SCR_DrawLoadingScreen(clear);
2600                 qglDrawBuffer(GL_BACK_RIGHT);
2601                 SCR_DrawLoadingScreen(clear);
2602         }
2603         else
2604         {
2605                 if (qglDrawBuffer)
2606                         qglDrawBuffer(GL_BACK);
2607                 SCR_DrawLoadingScreen(clear);
2608         }
2609 #endif
2610         SCR_DrawLoadingScreen_SharedFinish(clear);
2611
2612         // this goes into the event loop, and should prevent unresponsive cursor on vista
2613         old_key_dest = key_dest;
2614         old_key_consoleactive = key_consoleactive;
2615         key_dest = key_void;
2616         key_consoleactive = false;
2617         Key_EventQueue_Block(); Sys_SendKeyEvents();
2618         key_dest = old_key_dest;
2619         key_consoleactive = old_key_consoleactive;
2620 }
2621
2622 qboolean R_Stereo_ColorMasking(void)
2623 {
2624         return r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer;
2625 }
2626
2627 qboolean R_Stereo_Active(void)
2628 {
2629         return (vid.stereobuffer || r_stereo_sidebyside.integer || r_stereo_horizontal.integer || r_stereo_vertical.integer || R_Stereo_ColorMasking());
2630 }
2631
2632 extern cvar_t cl_minfps;
2633 extern cvar_t cl_minfps_fade;
2634 extern cvar_t cl_minfps_qualitymax;
2635 extern cvar_t cl_minfps_qualitymin;
2636 extern cvar_t cl_minfps_qualitymultiply;
2637 extern cvar_t cl_minfps_qualityhysteresis;
2638 extern cvar_t cl_minfps_qualitystepmax;
2639 extern cvar_t cl_minfps_force;
2640 static double cl_updatescreen_quality = 1;
2641 void CL_UpdateScreen(void)
2642 {
2643         vec3_t vieworigin;
2644         static double drawscreenstart = 0.0;
2645         double drawscreendelta;
2646         float conwidth, conheight;
2647         r_viewport_t viewport;
2648
2649         if(drawscreenstart)
2650         {
2651                 drawscreendelta = Sys_DirtyTime() - drawscreenstart;
2652                 if (cl_minfps.value > 0 && (cl_minfps_force.integer || !(cls.timedemo || (cls.capturevideo.active && !cls.capturevideo.realtime))) && drawscreendelta >= 0 && drawscreendelta < 60)
2653                 {
2654                         // quality adjustment according to render time
2655                         double actualframetime;
2656                         double targetframetime;
2657                         double adjust;
2658                         double f;
2659                         double h;
2660
2661                         // fade lastdrawscreentime
2662                         r_refdef.lastdrawscreentime += (drawscreendelta - r_refdef.lastdrawscreentime) * cl_minfps_fade.value;
2663
2664                         // find actual and target frame times
2665                         actualframetime = r_refdef.lastdrawscreentime;
2666                         targetframetime = (1.0 / cl_minfps.value);
2667
2668                         // we scale hysteresis by quality
2669                         h = cl_updatescreen_quality * cl_minfps_qualityhysteresis.value;
2670
2671                         // calculate adjustment assuming linearity
2672                         f = cl_updatescreen_quality / actualframetime * cl_minfps_qualitymultiply.value;
2673                         adjust = (targetframetime - actualframetime) * f;
2674
2675                         // one sided hysteresis
2676                         if(adjust > 0)
2677                                 adjust = max(0, adjust - h);
2678
2679                         // adjust > 0 if:
2680                         //   (targetframetime - actualframetime) * f > h
2681                         //   ((1.0 / cl_minfps.value) - actualframetime) * (cl_updatescreen_quality / actualframetime * cl_minfps_qualitymultiply.value) > (cl_updatescreen_quality * cl_minfps_qualityhysteresis.value)
2682                         //   ((1.0 / cl_minfps.value) - actualframetime) * (cl_minfps_qualitymultiply.value / actualframetime) > cl_minfps_qualityhysteresis.value
2683                         //   (1.0 / cl_minfps.value) * (cl_minfps_qualitymultiply.value / actualframetime) - cl_minfps_qualitymultiply.value > cl_minfps_qualityhysteresis.value
2684                         //   (1.0 / cl_minfps.value) * (cl_minfps_qualitymultiply.value / actualframetime) > cl_minfps_qualityhysteresis.value + cl_minfps_qualitymultiply.value
2685                         //   (1.0 / cl_minfps.value) / actualframetime > (cl_minfps_qualityhysteresis.value + cl_minfps_qualitymultiply.value) / cl_minfps_qualitymultiply.value
2686                         //   (1.0 / cl_minfps.value) / actualframetime > 1.0 + cl_minfps_qualityhysteresis.value / cl_minfps_qualitymultiply.value
2687                         //   cl_minfps.value * actualframetime < 1.0 / (1.0 + cl_minfps_qualityhysteresis.value / cl_minfps_qualitymultiply.value)
2688                         //   actualframetime < 1.0 / cl_minfps.value / (1.0 + cl_minfps_qualityhysteresis.value / cl_minfps_qualitymultiply.value)
2689                         //   actualfps > cl_minfps.value * (1.0 + cl_minfps_qualityhysteresis.value / cl_minfps_qualitymultiply.value)
2690
2691                         // adjust < 0 if:
2692                         //   (targetframetime - actualframetime) * f < 0
2693                         //   ((1.0 / cl_minfps.value) - actualframetime) * (cl_updatescreen_quality / actualframetime * cl_minfps_qualitymultiply.value) < 0
2694                         //   ((1.0 / cl_minfps.value) - actualframetime) < 0
2695                         //   -actualframetime) < -(1.0 / cl_minfps.value)
2696                         //   actualfps < cl_minfps.value
2697
2698                         /*
2699                         Con_Printf("adjust UP if fps > %f, adjust DOWN if fps < %f\n",
2700                                         cl_minfps.value * (1.0 + cl_minfps_qualityhysteresis.value / cl_minfps_qualitymultiply.value),
2701                                         cl_minfps.value);
2702                         */
2703
2704                         // don't adjust too much at once
2705                         adjust = bound(-cl_minfps_qualitystepmax.value, adjust, cl_minfps_qualitystepmax.value);
2706
2707                         // adjust!
2708                         cl_updatescreen_quality += adjust;
2709                         cl_updatescreen_quality = bound(max(0.01, cl_minfps_qualitymin.value), cl_updatescreen_quality, cl_minfps_qualitymax.value);
2710                 }
2711                 else
2712                 {
2713                         cl_updatescreen_quality = 1;
2714                         r_refdef.lastdrawscreentime = 0;
2715                 }
2716         }
2717
2718         drawscreenstart = Sys_DirtyTime();
2719
2720         Sbar_ShowFPS_Update();
2721
2722         if (!scr_initialized || !con_initialized || !scr_refresh.integer)
2723                 return;                         // not initialized yet
2724
2725         loadingscreendone = false;
2726
2727         if(IS_NEXUIZ_DERIVED(gamemode))
2728         {
2729                 // play a bit with the palette (experimental)
2730                 palette_rgb_pantscolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 0.0f*M_PI/3.0f));
2731                 palette_rgb_pantscolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 2.0f*M_PI/3.0f));
2732                 palette_rgb_pantscolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 4.0f*M_PI/3.0f));
2733                 palette_rgb_shirtcolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 5.0f*M_PI/3.0f));
2734                 palette_rgb_shirtcolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 3.0f*M_PI/3.0f));
2735                 palette_rgb_shirtcolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 1.0f*M_PI/3.0f));
2736                 memcpy(palette_rgb_pantsscoreboard[15], palette_rgb_pantscolormap[15], sizeof(*palette_rgb_pantscolormap));
2737                 memcpy(palette_rgb_shirtscoreboard[15], palette_rgb_shirtcolormap[15], sizeof(*palette_rgb_shirtcolormap));
2738         }
2739
2740         if (vid_hidden)
2741         {
2742                 VID_Finish();
2743                 return;
2744         }
2745
2746         conwidth = bound(160, vid_conwidth.value, 32768);
2747         conheight = bound(90, vid_conheight.value, 24576);
2748         if (vid_conwidth.value != conwidth)
2749                 Cvar_SetValue("vid_conwidth", conwidth);
2750         if (vid_conheight.value != conheight)
2751                 Cvar_SetValue("vid_conheight", conheight);
2752
2753         // bound viewsize
2754         if (scr_viewsize.value < 30)
2755                 Cvar_Set ("viewsize","30");
2756         if (scr_viewsize.value > 120)
2757                 Cvar_Set ("viewsize","120");
2758
2759         // bound field of view
2760         if (scr_fov.value < 1)
2761                 Cvar_Set ("fov","1");
2762         if (scr_fov.value > 170)
2763                 Cvar_Set ("fov","170");
2764
2765         // intermission is always full screen
2766         if (cl.intermission)
2767                 sb_lines = 0;
2768         else
2769         {
2770                 if (scr_viewsize.value >= 120)
2771                         sb_lines = 0;           // no status bar at all
2772                 else if (scr_viewsize.value >= 110)
2773                         sb_lines = 24;          // no inventory
2774                 else
2775                         sb_lines = 24+16+8;
2776         }
2777
2778         R_FrameData_NewFrame();
2779         R_BufferData_NewFrame();
2780
2781         Matrix4x4_OriginFromMatrix(&r_refdef.view.matrix, vieworigin);
2782         R_HDR_UpdateIrisAdaptation(vieworigin);
2783
2784         r_refdef.view.colormask[0] = 1;
2785         r_refdef.view.colormask[1] = 1;
2786         r_refdef.view.colormask[2] = 1;
2787
2788         SCR_SetUpToDrawConsole();
2789
2790 #ifndef USE_GLES2
2791         if (qglDrawBuffer)
2792         {
2793                 CHECKGLERROR
2794                 qglDrawBuffer(GL_BACK);CHECKGLERROR
2795                 // set dithering mode
2796                 if (gl_dither.integer)
2797                 {
2798                         qglEnable(GL_DITHER);CHECKGLERROR
2799                 }
2800                 else
2801                 {
2802                         qglDisable(GL_DITHER);CHECKGLERROR
2803                 }
2804         }
2805 #endif
2806
2807         R_Viewport_InitOrtho(&viewport, &identitymatrix, 0, 0, vid.width, vid.height, 0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100, NULL);
2808         R_Mesh_SetRenderTargets(0, NULL, NULL, NULL, NULL, NULL);
2809         R_SetViewport(&viewport);
2810         GL_ScissorTest(false);
2811         GL_ColorMask(1,1,1,1);
2812         GL_DepthMask(true);
2813
2814         R_ClearScreen(false);
2815         r_refdef.view.clear = false;
2816         r_refdef.view.isoverlay = false;
2817
2818         // calculate r_refdef.view.quality
2819         r_refdef.view.quality = cl_updatescreen_quality;
2820
2821         if(scr_stipple.integer)
2822         {
2823                 Con_Print("FIXME: scr_stipple not implemented\n");
2824                 Cvar_SetValueQuick(&scr_stipple, 0);
2825         }
2826
2827 #ifndef USE_GLES2
2828         if (R_Stereo_Active())
2829         {
2830                 r_stereo_side = 0;
2831
2832                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2833                 {
2834                         r_refdef.view.colormask[0] = 1;
2835                         r_refdef.view.colormask[1] = 0;
2836                         r_refdef.view.colormask[2] = 0;
2837                 }
2838
2839                 if (vid.stereobuffer)
2840                         qglDrawBuffer(GL_BACK_RIGHT);
2841
2842                 SCR_DrawScreen();
2843
2844                 r_stereo_side = 1;
2845                 r_refdef.view.clear = true;
2846
2847                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2848                 {
2849                         r_refdef.view.colormask[0] = 0;
2850                         r_refdef.view.colormask[1] = r_stereo_redcyan.integer || r_stereo_redgreen.integer;
2851                         r_refdef.view.colormask[2] = r_stereo_redcyan.integer || r_stereo_redblue.integer;
2852                 }
2853
2854                 if (vid.stereobuffer)
2855                         qglDrawBuffer(GL_BACK_LEFT);
2856
2857                 SCR_DrawScreen();
2858                 r_stereo_side = 0;
2859         }
2860         else
2861 #endif
2862         {
2863                 r_stereo_side = 0;
2864                 SCR_DrawScreen();
2865         }
2866
2867 #ifdef CONFIG_VIDEO_CAPTURE
2868         SCR_CaptureVideo();
2869 #endif
2870
2871         if (qglFlush)
2872                 qglFlush(); // FIXME: should we really be using qglFlush here?
2873
2874         if (!vid_activewindow)
2875                 VID_SetMouse(false, false, false);
2876         else if (key_consoleactive)
2877                 VID_SetMouse(vid.fullscreen, false, false);
2878         else if (key_dest == key_menu_grabbed)
2879                 VID_SetMouse(true, vid_mouse.integer && !in_client_mouse && !vid_touchscreen.integer, !vid_touchscreen.integer);
2880         else if (key_dest == key_menu)
2881                 VID_SetMouse(vid.fullscreen, vid_mouse.integer && !in_client_mouse && !vid_touchscreen.integer, !vid_touchscreen.integer);
2882         else
2883                 VID_SetMouse(vid.fullscreen, vid_mouse.integer && !cl.csqc_wantsmousemove && cl_prydoncursor.integer <= 0 && (!cls.demoplayback || cl_demo_mousegrab.integer) && !vid_touchscreen.integer, !vid_touchscreen.integer);
2884
2885         VID_Finish();
2886 }
2887
2888 void CL_Screen_NewMap(void)
2889 {
2890 }