Made RENDERPATH_GL20 require fbo support and always use it.
[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_vertexmesh_count",
797         "animcache_vertexmesh_vertices",
798         "animcache_vertexmesh_maxvertices",
799         "animcache_skeletal_count",
800         "animcache_skeletal_bones",
801         "animcache_skeletal_maxbones",
802         "animcache_shade_count",
803         "animcache_shade_vertices",
804         "animcache_shade_maxvertices",
805         "animcache_shape_count",
806         "animcache_shape_vertices",
807         "animcache_shape_maxvertices",
808         "batch_batches",
809         "batch_withgaps",
810         "batch_surfaces",
811         "batch_vertices",
812         "batch_triangles",
813         "fast_batches",
814         "fast_surfaces",
815         "fast_vertices",
816         "fast_triangles",
817         "copytriangles_batches",
818         "copytriangles_surfaces",
819         "copytriangles_vertices",
820         "copytriangles_triangles",
821         "dynamic_batches",
822         "dynamic_surfaces",
823         "dynamic_vertices",
824         "dynamic_triangles",
825         "dynamicskeletal_batches",
826         "dynamicskeletal_surfaces",
827         "dynamicskeletal_vertices",
828         "dynamicskeletal_triangles",
829         "dynamic_batches_because_cvar",
830         "dynamic_surfaces_because_cvar",
831         "dynamic_vertices_because_cvar",
832         "dynamic_triangles_because_cvar",
833         "dynamic_batches_because_lightmapvertex",
834         "dynamic_surfaces_because_lightmapvertex",
835         "dynamic_vertices_because_lightmapvertex",
836         "dynamic_triangles_because_lightmapvertex",
837         "dynamic_batches_because_deformvertexes_autosprite",
838         "dynamic_surfaces_because_deformvertexes_autosprite",
839         "dynamic_vertices_because_deformvertexes_autosprite",
840         "dynamic_triangles_because_deformvertexes_autosprite",
841         "dynamic_batches_because_deformvertexes_autosprite2",
842         "dynamic_surfaces_because_deformvertexes_autosprite2",
843         "dynamic_vertices_because_deformvertexes_autosprite2",
844         "dynamic_triangles_because_deformvertexes_autosprite2",
845         "dynamic_batches_because_deformvertexes_normal",
846         "dynamic_surfaces_because_deformvertexes_normal",
847         "dynamic_vertices_because_deformvertexes_normal",
848         "dynamic_triangles_because_deformvertexes_normal",
849         "dynamic_batches_because_deformvertexes_wave",
850         "dynamic_surfaces_because_deformvertexes_wave",
851         "dynamic_vertices_because_deformvertexes_wave",
852         "dynamic_triangles_because_deformvertexes_wave",
853         "dynamic_batches_because_deformvertexes_bulge",
854         "dynamic_surfaces_because_deformvertexes_bulge",
855         "dynamic_vertices_because_deformvertexes_bulge",
856         "dynamic_triangles_because_deformvertexes_bulge",
857         "dynamic_batches_because_deformvertexes_move",
858         "dynamic_surfaces_because_deformvertexes_move",
859         "dynamic_vertices_because_deformvertexes_move",
860         "dynamic_triangles_because_deformvertexes_move",
861         "dynamic_batches_because_tcgen_lightmap",
862         "dynamic_surfaces_because_tcgen_lightmap",
863         "dynamic_vertices_because_tcgen_lightmap",
864         "dynamic_triangles_because_tcgen_lightmap",
865         "dynamic_batches_because_tcgen_vector",
866         "dynamic_surfaces_because_tcgen_vector",
867         "dynamic_vertices_because_tcgen_vector",
868         "dynamic_triangles_because_tcgen_vector",
869         "dynamic_batches_because_tcgen_environment",
870         "dynamic_surfaces_because_tcgen_environment",
871         "dynamic_vertices_because_tcgen_environment",
872         "dynamic_triangles_because_tcgen_environment",
873         "dynamic_batches_because_tcmod_turbulent",
874         "dynamic_surfaces_because_tcmod_turbulent",
875         "dynamic_vertices_because_tcmod_turbulent",
876         "dynamic_triangles_because_tcmod_turbulent",
877         "dynamic_batches_because_interleavedarrays",
878         "dynamic_surfaces_because_interleavedarrays",
879         "dynamic_vertices_because_interleavedarrays",
880         "dynamic_triangles_because_interleavedarrays",
881         "dynamic_batches_because_nogaps",
882         "dynamic_surfaces_because_nogaps",
883         "dynamic_vertices_because_nogaps",
884         "dynamic_triangles_because_nogaps",
885         "dynamic_batches_because_derived",
886         "dynamic_surfaces_because_derived",
887         "dynamic_vertices_because_derived",
888         "dynamic_triangles_because_derived",
889         "entitycache_count",
890         "entitycache_surfaces",
891         "entitycache_vertices",
892         "entitycache_triangles",
893         "entityanimate_count",
894         "entityanimate_surfaces",
895         "entityanimate_vertices",
896         "entityanimate_triangles",
897         "entityskeletal_count",
898         "entityskeletal_surfaces",
899         "entityskeletal_vertices",
900         "entityskeletal_triangles",
901         "entitystatic_count",
902         "entitystatic_surfaces",
903         "entitystatic_vertices",
904         "entitystatic_triangles",
905         "entitycustom_count",
906         "entitycustom_surfaces",
907         "entitycustom_vertices",
908         "entitycustom_triangles",
909 };
910
911 char r_speeds_timestring[4096];
912 int speedstringcount, r_timereport_active;
913 double r_timereport_temp = 0, r_timereport_current = 0, r_timereport_start = 0;
914 int r_speeds_longestitem = 0;
915
916 void R_TimeReport(const char *desc)
917 {
918         char tempbuf[256];
919         int length;
920         int t;
921
922         if (r_speeds.integer < 2 || !r_timereport_active)
923                 return;
924
925         CHECKGLERROR
926         if (r_speeds.integer == 2)
927                 GL_Finish();
928         CHECKGLERROR
929         r_timereport_temp = r_timereport_current;
930         r_timereport_current = Sys_DirtyTime();
931         t = (int) ((r_timereport_current - r_timereport_temp) * 1000000.0 + 0.5);
932
933         length = dpsnprintf(tempbuf, sizeof(tempbuf), "%8i %s", t, desc);
934         if (length < 0)
935                 length = (int)sizeof(tempbuf) - 1;
936         if (r_speeds_longestitem < length)
937                 r_speeds_longestitem = length;
938         for (;length < r_speeds_longestitem;length++)
939                 tempbuf[length] = ' ';
940         tempbuf[length] = 0;
941
942         if (speedstringcount + length > (vid_conwidth.integer / 8))
943         {
944                 strlcat(r_speeds_timestring, "\n", sizeof(r_speeds_timestring));
945                 speedstringcount = 0;
946         }
947         strlcat(r_speeds_timestring, tempbuf, sizeof(r_speeds_timestring));
948         speedstringcount += length;
949 }
950
951 static void R_TimeReport_BeginFrame(void)
952 {
953         speedstringcount = 0;
954         r_speeds_timestring[0] = 0;
955         r_timereport_active = false;
956         memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
957
958         if (r_speeds.integer >= 2)
959         {
960                 r_timereport_active = true;
961                 r_timereport_start = r_timereport_current = Sys_DirtyTime();
962         }
963 }
964
965 static int R_CountLeafTriangles(const dp_model_t *model, const mleaf_t *leaf)
966 {
967         int i, triangles = 0;
968         for (i = 0;i < leaf->numleafsurfaces;i++)
969                 triangles += model->data_surfaces[leaf->firstleafsurface[i]].num_triangles;
970         return triangles;
971 }
972
973 #define R_SPEEDS_GRAPH_COLORS 8
974 #define R_SPEEDS_GRAPH_TEXTLENGTH 64
975 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}};
976
977 extern cvar_t r_viewscale;
978 extern float viewscalefpsadjusted;
979 static void R_TimeReport_EndFrame(void)
980 {
981         int j, lines;
982         cl_locnode_t *loc;
983         char string[1024+4096];
984         mleaf_t *viewleaf;
985         static double oldtime = 0;
986
987         r_refdef.stats[r_stat_timedelta] = (int)((realtime - oldtime) * 1000000.0);
988         oldtime = realtime;
989         r_refdef.stats[r_stat_quality] = (int)(100 * r_refdef.view.quality);
990
991         string[0] = 0;
992         if (r_speeds.integer)
993         {
994                 // put the location name in the r_speeds display as it greatly helps
995                 // when creating loc files
996                 loc = CL_Locs_FindNearest(cl.movement_origin);
997                 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;
998                 dpsnprintf(string, sizeof(string),
999 "%6ius time delta %s%s %.3f cl.time%2.4f brightness\n"
1000 "%3i renders org:'%+8.2f %+8.2f %+8.2f' dir:'%+2.3f %+2.3f %+2.3f'\n"
1001 "%5i viewleaf%5i cluster%3i area%4i brushes%4i surfaces(%7i triangles)\n"
1002 "%7i surfaces%7i triangles %5i entities (%7i surfaces%7i triangles)\n"
1003 "%5i leafs%5i portals%6i/%6i particles%6i/%6i decals %3i%% quality\n"
1004 "%7i lightmap updates (%7i pixels)%8i/%8i framedata\n"
1005 "%4i lights%4i clears%4i scissored%7i light%7i shadow%7i dynamic\n"
1006 "bouncegrid:%4i lights%6i particles%6i traces%6i hits%6i splats%6i bounces\n"
1007 "photon cache efficiency:%6i cached%6i traced%6ianimated\n"
1008 "%6i draws%8i vertices%8i triangles bloompixels%8i copied%8i drawn\n"
1009 "%3i rendertargets%8i pixels\n"
1010 "updated%5i indexbuffers%8i bytes%5i vertexbuffers%8i bytes\n"
1011 "animcache%5ib gpuskeletal%7i vertices (%7i with normals)\n"
1012 "fastbatch%5i count%5i surfaces%7i vertices %7i triangles\n"
1013 "copytris%5i count%5i surfaces%7i vertices %7i triangles\n"
1014 "dynamic%5i count%5i surfaces%7i vertices%7i triangles\n"
1015 "%s"
1016 , r_refdef.stats[r_stat_timedelta], loc ? "Location: " : "", loc ? loc->name : "", cl.time, r_refdef.view.colorscale
1017 , 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]
1018 , 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
1019 , 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]
1020 , 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]
1021 , r_refdef.stats[r_stat_lightmapupdates], r_refdef.stats[r_stat_lightmapupdatepixels], r_refdef.stats[r_stat_framedatacurrent], r_refdef.stats[r_stat_framedatasize]
1022 , 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]
1023 , 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]
1024 , r_refdef.stats[r_stat_photoncache_cached], r_refdef.stats[r_stat_photoncache_traced], r_refdef.stats[r_stat_photoncache_animated]
1025 , 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]
1026 , r_refdef.stats[r_stat_rendertargets_used], r_refdef.stats[r_stat_rendertargets_pixels]
1027 , r_refdef.stats[r_stat_indexbufferuploadcount], r_refdef.stats[r_stat_indexbufferuploadsize], r_refdef.stats[r_stat_vertexbufferuploadcount], r_refdef.stats[r_stat_vertexbufferuploadsize]
1028 , r_refdef.stats[r_stat_animcache_skeletal_bones], r_refdef.stats[r_stat_animcache_shape_vertices], r_refdef.stats[r_stat_animcache_shade_vertices]
1029 , 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]
1030 , 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]
1031 , 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]
1032 , r_speeds_timestring);
1033         }
1034
1035         speedstringcount = 0;
1036         r_speeds_timestring[0] = 0;
1037         r_timereport_active = false;
1038
1039         if (r_speeds.integer >= 2)
1040         {
1041                 r_timereport_active = true;
1042                 r_timereport_start = r_timereport_current = Sys_DirtyTime();
1043         }
1044
1045         if (string[0])
1046         {
1047                 int i, y;
1048                 if (string[strlen(string)-1] == '\n')
1049                         string[strlen(string)-1] = 0;
1050                 lines = 1;
1051                 for (i = 0;string[i];i++)
1052                         if (string[i] == '\n')
1053                                 lines++;
1054                 y = vid_conheight.integer - sb_lines - lines * 8;
1055                 i = j = 0;
1056                 r_draw2d_force = true;
1057                 DrawQ_Fill(0, y, vid_conwidth.integer, lines * 8, 0, 0, 0, 0.5, 0);
1058                 while (string[i])
1059                 {
1060                         j = i;
1061                         while (string[i] && string[i] != '\n')
1062                                 i++;
1063                         if (i - j > 0)
1064                                 DrawQ_String(0, y, string + j, i - j, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);
1065                         if (string[i] == '\n')
1066                                 i++;
1067                         y += 8;
1068                 }
1069                 r_draw2d_force = false;
1070         }
1071
1072         if (r_speeds_graph_length.integer != bound(4, r_speeds_graph_length.integer, 8192))
1073                 Cvar_SetValueQuick(&r_speeds_graph_length, bound(4, r_speeds_graph_length.integer, 8192));
1074         if (fabs(r_speeds_graph_seconds.value - bound(0.1f, r_speeds_graph_seconds.value, 120.0f)) > 0.01f)
1075                 Cvar_SetValueQuick(&r_speeds_graph_seconds, bound(0.1f, r_speeds_graph_seconds.value, 120.0f));
1076         if (r_speeds_graph.integer)
1077         {
1078                 // if we currently have no graph data, reset the graph data entirely
1079                 int i;
1080                 if (!cls.r_speeds_graph_data)
1081                         for (i = 0;i < r_stat_count;i++)
1082                                 cls.r_speeds_graph_datamin[i] = cls.r_speeds_graph_datamax[i] = 0;
1083                 if (cls.r_speeds_graph_length != r_speeds_graph_length.integer)
1084                 {
1085                         int stat, index, d, graph_length, *graph_data;
1086                         cls.r_speeds_graph_length = r_speeds_graph_length.integer;
1087                         cls.r_speeds_graph_current = 0;
1088                         if (cls.r_speeds_graph_data)
1089                                 Mem_Free(cls.r_speeds_graph_data);
1090                         cls.r_speeds_graph_data = (int *)Mem_Alloc(cls.permanentmempool, cls.r_speeds_graph_length * sizeof(r_refdef.stats));
1091                         // initialize the graph to have the current values throughout history
1092                         graph_data = cls.r_speeds_graph_data;
1093                         graph_length = cls.r_speeds_graph_length;
1094                         index = 0;
1095                         for (stat = 0;stat < r_stat_count;stat++)
1096                         {
1097                                 d = r_refdef.stats[stat];
1098                                 if (stat == r_stat_timedelta)
1099                                         d = 0;
1100                                 for (i = 0;i < graph_length;i++)
1101                                         graph_data[index++] = d;
1102                         }
1103                 }
1104         }
1105         else
1106         {
1107                 if (cls.r_speeds_graph_length)
1108                 {
1109                         cls.r_speeds_graph_length = 0;
1110                         Mem_Free(cls.r_speeds_graph_data);
1111                         cls.r_speeds_graph_data = NULL;
1112                         cls.r_speeds_graph_current = 0;
1113                 }
1114         }
1115
1116         if (cls.r_speeds_graph_length)
1117         {
1118                 char legend[128];
1119                 int i;
1120                 const int *data;
1121                 float x, y, width, height, scalex, scaley;
1122                 int range_default = max(r_speeds_graph_maxdefault.integer, 1);
1123                 int color, stat, stats, index, range_min, range_max;
1124                 int graph_current, graph_length, *graph_data;
1125                 int statindex[R_SPEEDS_GRAPH_COLORS];
1126                 int sum;
1127
1128                 // add current stats to the graph_data
1129                 cls.r_speeds_graph_current++;
1130                 if (cls.r_speeds_graph_current >= cls.r_speeds_graph_length)
1131                         cls.r_speeds_graph_current = 0;
1132                 // poke each new stat into the current offset of its graph
1133                 graph_data = cls.r_speeds_graph_data;
1134                 graph_current = cls.r_speeds_graph_current;
1135                 graph_length = cls.r_speeds_graph_length;
1136                 for (stat = 0;stat < r_stat_count;stat++)
1137                         graph_data[stat * graph_length + graph_current] = r_refdef.stats[stat];
1138
1139                 // update the graph ranges
1140                 for (stat = 0;stat < r_stat_count;stat++)
1141                 {
1142                         if (cls.r_speeds_graph_datamin[stat] > r_refdef.stats[stat])
1143                                 cls.r_speeds_graph_datamin[stat] = r_refdef.stats[stat];
1144                         if (cls.r_speeds_graph_datamax[stat] < r_refdef.stats[stat])
1145                                 cls.r_speeds_graph_datamax[stat] = r_refdef.stats[stat];
1146                 }
1147
1148                 // force 2D drawing to occur even if r_render is 0
1149                 r_draw2d_force = true;
1150
1151                 // position the graph
1152                 width = r_speeds_graph_width.value;
1153                 height = r_speeds_graph_height.value;
1154                 x = bound(0, r_speeds_graph_x.value, vid_conwidth.value - width);
1155                 y = bound(0, r_speeds_graph_y.value, vid_conheight.value - height);
1156
1157                 // fill background with a pattern of gray and black at one second intervals
1158                 scalex = (float)width / (float)r_speeds_graph_seconds.value;
1159                 for (i = 0;i < r_speeds_graph_seconds.integer + 1;i++)
1160                 {
1161                         float x1 = x + width - (i + 1) * scalex;
1162                         float x2 = x + width - i * scalex;
1163                         if (x1 < x)
1164                                 x1 = x;
1165                         if (i & 1)
1166                                 DrawQ_Fill(x1, y, x2 - x1, height, 0.0f, 0.0f, 0.0f, 0.5f, 0);
1167                         else
1168                                 DrawQ_Fill(x1, y, x2 - x1, height, 0.2f, 0.2f, 0.2f, 0.5f, 0);
1169                 }
1170
1171                 // count how many stats match our pattern
1172                 stats = 0;
1173                 color = 0;
1174                 for (color = 0;color < R_SPEEDS_GRAPH_COLORS;color++)
1175                 {
1176                         // look at all stat names and find ones matching the filter
1177                         statindex[color] = -1;
1178                         if (!r_speeds_graph_filter[color].string)
1179                                 continue;
1180                         for (stat = 0;stat < r_stat_count;stat++)
1181                                 if (!strcmp(r_stat_name[stat], r_speeds_graph_filter[color].string))
1182                                         break;
1183                         if (stat >= r_stat_count)
1184                                 continue;
1185                         // record that this color is this stat for the line drawing loop
1186                         statindex[color] = stat;
1187                         // draw the legend text in the background of the graph
1188                         dpsnprintf(legend, sizeof(legend), "%10i :%s", graph_data[stat * graph_length + graph_current], r_stat_name[stat]);
1189                         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);
1190                         // count how many stats we need to graph in vertex buffer
1191                         stats++;
1192                 }
1193
1194                 if (stats)
1195                 {
1196                         // legend text is drawn after the graphs
1197                         // render the graph lines, we'll go back and render the legend text later
1198                         scalex = (float)width / (1000000.0 * r_speeds_graph_seconds.value);
1199                         stats = 0;
1200                         for (color = 0;color < R_SPEEDS_GRAPH_COLORS;color++)
1201                         {
1202                                 // look at all stat names and find ones matching the filter
1203                                 stat = statindex[color];
1204                                 if (stat < 0)
1205                                         continue;
1206                                 // prefer to graph stats with 0 base, but if they are
1207                                 // negative we have no choice
1208                                 range_min = cls.r_speeds_graph_datamin[stat];
1209                                 range_max = max(cls.r_speeds_graph_datamax[stat], range_min + range_default);
1210                                 // some stats we specifically override the graph scale on
1211                                 if (stat == r_stat_timedelta)
1212                                         range_max = r_speeds_graph_maxtimedelta.integer;
1213                                 scaley = height / (range_max - range_min);
1214                                 // generate lines (2 vertices each)
1215                                 // to deal with incomplete data we walk right to left
1216                                 data = graph_data + stat * graph_length;
1217                                 index = graph_current;
1218                                 sum = 0;
1219                                 for (i = 0;i < graph_length - 1;)
1220                                 {
1221                                         float x1, y1, x2, y2;
1222                                         x1 = max(x, x + width - sum * scalex);
1223                                         y1 = y + height - (data[index] - range_min) * scaley;
1224                                         sum += graph_data[r_stat_timedelta * graph_length + index];
1225                                         index--;
1226                                         if (index < 0)
1227                                                 index = graph_length - 1;
1228                                         i++;
1229                                         x2 = max(x, x + width - sum * scalex);
1230                                         y2 = y + height - (data[index] - range_min) * scaley;
1231                                         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);
1232                                 }
1233                         }
1234                 }
1235
1236                 // return to not drawing anything if r_render is 0
1237                 r_draw2d_force = false;
1238         }
1239
1240         memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
1241 }
1242
1243 /*
1244 =================
1245 SCR_SizeUp_f
1246
1247 Keybinding command
1248 =================
1249 */
1250 static void SCR_SizeUp_f (void)
1251 {
1252         Cvar_SetValue ("viewsize",scr_viewsize.value+10);
1253 }
1254
1255
1256 /*
1257 =================
1258 SCR_SizeDown_f
1259
1260 Keybinding command
1261 =================
1262 */
1263 static void SCR_SizeDown_f (void)
1264 {
1265         Cvar_SetValue ("viewsize",scr_viewsize.value-10);
1266 }
1267
1268 #ifdef CONFIG_VIDEO_CAPTURE
1269 void SCR_CaptureVideo_EndVideo(void);
1270 #endif
1271 void CL_Screen_Shutdown(void)
1272 {
1273 #ifdef CONFIG_VIDEO_CAPTURE
1274         SCR_CaptureVideo_EndVideo();
1275 #endif
1276 }
1277
1278 void CL_Screen_Init(void)
1279 {
1280         int i;
1281         Cvar_RegisterVariable (&scr_fov);
1282         Cvar_RegisterVariable (&scr_viewsize);
1283         Cvar_RegisterVariable (&scr_conalpha);
1284         Cvar_RegisterVariable (&scr_conalphafactor);
1285         Cvar_RegisterVariable (&scr_conalpha2factor);
1286         Cvar_RegisterVariable (&scr_conalpha3factor);
1287         Cvar_RegisterVariable (&scr_conscroll_x);
1288         Cvar_RegisterVariable (&scr_conscroll_y);
1289         Cvar_RegisterVariable (&scr_conscroll2_x);
1290         Cvar_RegisterVariable (&scr_conscroll2_y);
1291         Cvar_RegisterVariable (&scr_conscroll3_x);
1292         Cvar_RegisterVariable (&scr_conscroll3_y);
1293         Cvar_RegisterVariable (&scr_conbrightness);
1294         Cvar_RegisterVariable (&scr_conforcewhiledisconnected);
1295 #ifdef CONFIG_MENU
1296         Cvar_RegisterVariable (&scr_menuforcewhiledisconnected);
1297 #endif
1298         Cvar_RegisterVariable (&scr_loadingscreen_background);
1299         Cvar_RegisterVariable (&scr_loadingscreen_scale);
1300         Cvar_RegisterVariable (&scr_loadingscreen_scale_base);
1301         Cvar_RegisterVariable (&scr_loadingscreen_scale_limit);
1302         Cvar_RegisterVariable (&scr_loadingscreen_picture);
1303         Cvar_RegisterVariable (&scr_loadingscreen_count);
1304         Cvar_RegisterVariable (&scr_loadingscreen_firstforstartup);
1305         Cvar_RegisterVariable (&scr_loadingscreen_barcolor);
1306         Cvar_RegisterVariable (&scr_loadingscreen_barheight);
1307         Cvar_RegisterVariable (&scr_loadingscreen_maxfps);
1308         Cvar_RegisterVariable (&scr_infobar_height);
1309         Cvar_RegisterVariable (&scr_showram);
1310         Cvar_RegisterVariable (&scr_showturtle);
1311         Cvar_RegisterVariable (&scr_showpause);
1312         Cvar_RegisterVariable (&scr_showbrand);
1313         Cvar_RegisterVariable (&scr_centertime);
1314         Cvar_RegisterVariable (&scr_printspeed);
1315         Cvar_RegisterVariable (&vid_conwidth);
1316         Cvar_RegisterVariable (&vid_conheight);
1317         Cvar_RegisterVariable (&vid_pixelheight);
1318         Cvar_RegisterVariable (&scr_screenshot_jpeg);
1319         Cvar_RegisterVariable (&scr_screenshot_jpeg_quality);
1320         Cvar_RegisterVariable (&scr_screenshot_png);
1321         Cvar_RegisterVariable (&scr_screenshot_gammaboost);
1322         Cvar_RegisterVariable (&scr_screenshot_name_in_mapdir);
1323         Cvar_RegisterVariable (&scr_screenshot_alpha);
1324         Cvar_RegisterVariable (&scr_screenshot_timestamp);
1325 #ifdef CONFIG_VIDEO_CAPTURE
1326         Cvar_RegisterVariable (&cl_capturevideo);
1327         Cvar_RegisterVariable (&cl_capturevideo_demo_stop);
1328         Cvar_RegisterVariable (&cl_capturevideo_printfps);
1329         Cvar_RegisterVariable (&cl_capturevideo_width);
1330         Cvar_RegisterVariable (&cl_capturevideo_height);
1331         Cvar_RegisterVariable (&cl_capturevideo_realtime);
1332         Cvar_RegisterVariable (&cl_capturevideo_fps);
1333         Cvar_RegisterVariable (&cl_capturevideo_nameformat);
1334         Cvar_RegisterVariable (&cl_capturevideo_number);
1335         Cvar_RegisterVariable (&cl_capturevideo_ogg);
1336         Cvar_RegisterVariable (&cl_capturevideo_framestep);
1337 #endif
1338         Cvar_RegisterVariable (&r_letterbox);
1339         Cvar_RegisterVariable(&r_stereo_separation);
1340         Cvar_RegisterVariable(&r_stereo_sidebyside);
1341         Cvar_RegisterVariable(&r_stereo_horizontal);
1342         Cvar_RegisterVariable(&r_stereo_vertical);
1343         Cvar_RegisterVariable(&r_stereo_redblue);
1344         Cvar_RegisterVariable(&r_stereo_redcyan);
1345         Cvar_RegisterVariable(&r_stereo_redgreen);
1346         Cvar_RegisterVariable(&r_stereo_angle);
1347         Cvar_RegisterVariable(&scr_stipple);
1348         Cvar_RegisterVariable(&scr_refresh);
1349         Cvar_RegisterVariable(&shownetgraph);
1350         Cvar_RegisterVariable(&cl_demo_mousegrab);
1351         Cvar_RegisterVariable(&timedemo_screenshotframelist);
1352         Cvar_RegisterVariable(&vid_touchscreen_outlinealpha);
1353         Cvar_RegisterVariable(&vid_touchscreen_overlayalpha);
1354         Cvar_RegisterVariable(&r_speeds_graph);
1355         for (i = 0;i < (int)(sizeof(r_speeds_graph_filter)/sizeof(r_speeds_graph_filter[0]));i++)
1356                 Cvar_RegisterVariable(&r_speeds_graph_filter[i]);
1357         Cvar_RegisterVariable(&r_speeds_graph_length);
1358         Cvar_RegisterVariable(&r_speeds_graph_seconds);
1359         Cvar_RegisterVariable(&r_speeds_graph_x);
1360         Cvar_RegisterVariable(&r_speeds_graph_y);
1361         Cvar_RegisterVariable(&r_speeds_graph_width);
1362         Cvar_RegisterVariable(&r_speeds_graph_height);
1363         Cvar_RegisterVariable(&r_speeds_graph_maxtimedelta);
1364         Cvar_RegisterVariable(&r_speeds_graph_maxdefault);
1365
1366         // if we want no console, turn it off here too
1367         if (COM_CheckParm ("-noconsole"))
1368                 Cvar_SetQuick(&scr_conforcewhiledisconnected, "0");
1369
1370         Cmd_AddCommand ("sizeup",SCR_SizeUp_f, "increase view size (increases viewsize cvar)");
1371         Cmd_AddCommand ("sizedown",SCR_SizeDown_f, "decrease view size (decreases viewsize cvar)");
1372         Cmd_AddCommand ("screenshot",SCR_ScreenShot_f, "takes a screenshot of the next rendered frame");
1373         Cmd_AddCommand ("envmap", R_Envmap_f, "render a cubemap (skybox) of the current scene");
1374         Cmd_AddCommand ("infobar", SCR_InfoBar_f, "display a text in the infobar (usage: infobar expiretime string)");
1375
1376 #ifdef CONFIG_VIDEO_CAPTURE
1377         SCR_CaptureVideo_Ogg_Init();
1378 #endif
1379
1380         scr_initialized = true;
1381 }
1382
1383 /*
1384 ==================
1385 SCR_ScreenShot_f
1386 ==================
1387 */
1388 void SCR_ScreenShot_f (void)
1389 {
1390         static int shotnumber;
1391         static char old_prefix_name[MAX_QPATH];
1392         char prefix_name[MAX_QPATH];
1393         char filename[MAX_QPATH];
1394         unsigned char *buffer1;
1395         unsigned char *buffer2;
1396         qboolean jpeg = (scr_screenshot_jpeg.integer != 0);
1397         qboolean png = (scr_screenshot_png.integer != 0) && !jpeg;
1398         char vabuf[1024];
1399
1400         if (Cmd_Argc() == 2)
1401         {
1402                 const char *ext;
1403                 strlcpy(filename, Cmd_Argv(1), sizeof(filename));
1404                 ext = FS_FileExtension(filename);
1405                 if (!strcasecmp(ext, "jpg"))
1406                 {
1407                         jpeg = true;
1408                         png = false;
1409                 }
1410                 else if (!strcasecmp(ext, "tga"))
1411                 {
1412                         jpeg = false;
1413                         png = false;
1414                 }
1415                 else if (!strcasecmp(ext, "png"))
1416                 {
1417                         jpeg = false;
1418                         png = true;
1419                 }
1420                 else
1421                 {
1422                         Con_Printf("screenshot: supplied filename must end in .jpg or .tga or .png\n");
1423                         return;
1424                 }
1425         }
1426         else if (scr_screenshot_timestamp.integer)
1427         {
1428                 int shotnumber100;
1429
1430                 // TODO maybe make capturevideo and screenshot use similar name patterns?
1431                 if (scr_screenshot_name_in_mapdir.integer && cl.worldbasename[0])
1432                         dpsnprintf(prefix_name, sizeof(prefix_name), "%s/%s%s", cl.worldbasename, scr_screenshot_name.string, Sys_TimeString("%Y%m%d%H%M%S"));
1433                 else
1434                         dpsnprintf(prefix_name, sizeof(prefix_name), "%s%s", scr_screenshot_name.string, Sys_TimeString("%Y%m%d%H%M%S"));
1435
1436                 // find a file name to save it to
1437                 for (shotnumber100 = 0;shotnumber100 < 100;shotnumber100++)
1438                         if (!FS_SysFileExists(va(vabuf, sizeof(vabuf), "%s/screenshots/%s-%02d.tga", fs_gamedir, prefix_name, shotnumber100))
1439                          && !FS_SysFileExists(va(vabuf, sizeof(vabuf), "%s/screenshots/%s-%02d.jpg", fs_gamedir, prefix_name, shotnumber100))
1440                          && !FS_SysFileExists(va(vabuf, sizeof(vabuf), "%s/screenshots/%s-%02d.png", fs_gamedir, prefix_name, shotnumber100)))
1441                                 break;
1442                 if (shotnumber100 >= 100)
1443                 {
1444                         Con_Print("Couldn't create the image file - already 100 shots taken this second!\n");
1445                         return;
1446                 }
1447
1448                 dpsnprintf(filename, sizeof(filename), "screenshots/%s-%02d.%s", prefix_name, shotnumber100, jpeg ? "jpg" : png ? "png" : "tga");
1449         }
1450         else
1451         {
1452                 // TODO maybe make capturevideo and screenshot use similar name patterns?
1453                 if (scr_screenshot_name_in_mapdir.integer && cl.worldbasename[0])
1454                         dpsnprintf(prefix_name, sizeof(prefix_name), "%s/%s", cl.worldbasename, Sys_TimeString(scr_screenshot_name.string));
1455                 else
1456                         dpsnprintf(prefix_name, sizeof(prefix_name), "%s", Sys_TimeString(scr_screenshot_name.string));
1457
1458                 // if prefix changed, gamedir or map changed, reset the shotnumber so
1459                 // we scan again
1460                 // FIXME: should probably do this whenever FS_Rescan or something like that occurs?
1461                 if (strcmp(old_prefix_name, prefix_name))
1462                 {
1463                         dpsnprintf(old_prefix_name, sizeof(old_prefix_name), "%s", prefix_name );
1464                         shotnumber = 0;
1465                 }
1466
1467                 // find a file name to save it to
1468                 for (;shotnumber < 1000000;shotnumber++)
1469                         if (!FS_SysFileExists(va(vabuf, sizeof(vabuf), "%s/screenshots/%s%06d.tga", fs_gamedir, prefix_name, shotnumber))
1470                          && !FS_SysFileExists(va(vabuf, sizeof(vabuf), "%s/screenshots/%s%06d.jpg", fs_gamedir, prefix_name, shotnumber))
1471                          && !FS_SysFileExists(va(vabuf, sizeof(vabuf), "%s/screenshots/%s%06d.png", fs_gamedir, prefix_name, shotnumber)))
1472                                 break;
1473                 if (shotnumber >= 1000000)
1474                 {
1475                         Con_Print("Couldn't create the image file - you already have 1000000 screenshots!\n");
1476                         return;
1477                 }
1478
1479                 dpsnprintf(filename, sizeof(filename), "screenshots/%s%06d.%s", prefix_name, shotnumber, jpeg ? "jpg" : png ? "png" : "tga");
1480
1481                 shotnumber++;
1482         }
1483
1484         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 4);
1485         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * (scr_screenshot_alpha.integer ? 4 : 3));
1486
1487         if (SCR_ScreenShot (filename, buffer1, buffer2, 0, 0, vid.width, vid.height, false, false, false, jpeg, png, true, scr_screenshot_alpha.integer != 0))
1488                 Con_Printf("Wrote %s\n", filename);
1489         else
1490         {
1491                 Con_Printf("Unable to write %s\n", filename);
1492                 if(jpeg || png)
1493                 {
1494                         if(SCR_ScreenShot (filename, buffer1, buffer2, 0, 0, vid.width, vid.height, false, false, false, false, false, true, scr_screenshot_alpha.integer != 0))
1495                         {
1496                                 strlcpy(filename + strlen(filename) - 3, "tga", 4);
1497                                 Con_Printf("Wrote %s\n", filename);
1498                         }
1499                 }
1500         }
1501
1502         Mem_Free (buffer1);
1503         Mem_Free (buffer2);
1504 }
1505
1506 #ifdef CONFIG_VIDEO_CAPTURE
1507 static void SCR_CaptureVideo_BeginVideo(void)
1508 {
1509         double r, g, b;
1510         unsigned int i;
1511         int width = cl_capturevideo_width.integer, height = cl_capturevideo_height.integer;
1512         if (cls.capturevideo.active)
1513                 return;
1514         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
1515         // soundrate is figured out on the first SoundFrame
1516
1517         if(width == 0 && height != 0)
1518                 width = (int) (height * (double)vid.width / ((double)vid.height * vid_pixelheight.value)); // keep aspect
1519         if(width != 0 && height == 0)
1520                 height = (int) (width * ((double)vid.height * vid_pixelheight.value) / (double)vid.width); // keep aspect
1521
1522         if(width < 2 || width > vid.width) // can't scale up
1523                 width = vid.width;
1524         if(height < 2 || height > vid.height) // can't scale up
1525                 height = vid.height;
1526
1527         // ensure it's all even; if not, scale down a little
1528         if(width % 1)
1529                 --width;
1530         if(height % 1)
1531                 --height;
1532
1533         cls.capturevideo.width = width;
1534         cls.capturevideo.height = height;
1535         cls.capturevideo.active = true;
1536         cls.capturevideo.framerate = bound(1, cl_capturevideo_fps.value, 1001) * bound(1, cl_capturevideo_framestep.integer, 64);
1537         cls.capturevideo.framestep = cl_capturevideo_framestep.integer;
1538         cls.capturevideo.soundrate = S_GetSoundRate();
1539         cls.capturevideo.soundchannels = S_GetSoundChannels();
1540         cls.capturevideo.startrealtime = realtime;
1541         cls.capturevideo.frame = cls.capturevideo.lastfpsframe = 0;
1542         cls.capturevideo.starttime = cls.capturevideo.lastfpstime = realtime;
1543         cls.capturevideo.soundsampleframe = 0;
1544         cls.capturevideo.realtime = cl_capturevideo_realtime.integer != 0;
1545         cls.capturevideo.screenbuffer = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 4);
1546         cls.capturevideo.outbuffer = (unsigned char *)Mem_Alloc(tempmempool, width * height * (4+4) + 18);
1547         dpsnprintf(cls.capturevideo.basename, sizeof(cls.capturevideo.basename), "video/%s%03i", Sys_TimeString(cl_capturevideo_nameformat.string), cl_capturevideo_number.integer);
1548         Cvar_SetValueQuick(&cl_capturevideo_number, cl_capturevideo_number.integer + 1);
1549
1550         /*
1551         for (i = 0;i < 256;i++)
1552         {
1553                 unsigned char j = (unsigned char)bound(0, 255*pow(i/255.0, gamma), 255);
1554                 cls.capturevideo.rgbgammatable[0][i] = j;
1555                 cls.capturevideo.rgbgammatable[1][i] = j;
1556                 cls.capturevideo.rgbgammatable[2][i] = j;
1557         }
1558         */
1559 /*
1560 R = Y + 1.4075 * (Cr - 128);
1561 G = Y + -0.3455 * (Cb - 128) + -0.7169 * (Cr - 128);
1562 B = Y + 1.7790 * (Cb - 128);
1563 Y = R *  .299 + G *  .587 + B *  .114;
1564 Cb = R * -.169 + G * -.332 + B *  .500 + 128.;
1565 Cr = R *  .500 + G * -.419 + B * -.0813 + 128.;
1566 */
1567
1568         // identity gamma table
1569         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp, 256);
1570         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256, 256);
1571         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256*2, 256);
1572         if(scr_screenshot_gammaboost.value != 1)
1573         {
1574                 double igamma = 1 / scr_screenshot_gammaboost.value;
1575                 for (i = 0;i < 256 * 3;i++)
1576                         cls.capturevideo.vidramp[i] = (unsigned short) (0.5 + pow(cls.capturevideo.vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
1577         }
1578
1579         for (i = 0;i < 256;i++)
1580         {
1581                 r = 255*cls.capturevideo.vidramp[i]/65535.0;
1582                 g = 255*cls.capturevideo.vidramp[i+256]/65535.0;
1583                 b = 255*cls.capturevideo.vidramp[i+512]/65535.0;
1584                 // NOTE: we have to round DOWN here, or integer overflows happen. Sorry for slightly wrong looking colors sometimes...
1585                 // Y weights from RGB
1586                 cls.capturevideo.rgbtoyuvscaletable[0][0][i] = (short)(r *  0.299);
1587                 cls.capturevideo.rgbtoyuvscaletable[0][1][i] = (short)(g *  0.587);
1588                 cls.capturevideo.rgbtoyuvscaletable[0][2][i] = (short)(b *  0.114);
1589                 // Cb weights from RGB
1590                 cls.capturevideo.rgbtoyuvscaletable[1][0][i] = (short)(r * -0.169);
1591                 cls.capturevideo.rgbtoyuvscaletable[1][1][i] = (short)(g * -0.332);
1592                 cls.capturevideo.rgbtoyuvscaletable[1][2][i] = (short)(b *  0.500);
1593                 // Cr weights from RGB
1594                 cls.capturevideo.rgbtoyuvscaletable[2][0][i] = (short)(r *  0.500);
1595                 cls.capturevideo.rgbtoyuvscaletable[2][1][i] = (short)(g * -0.419);
1596                 cls.capturevideo.rgbtoyuvscaletable[2][2][i] = (short)(b * -0.0813);
1597                 // range reduction of YCbCr to valid signal range
1598                 cls.capturevideo.yuvnormalizetable[0][i] = 16 + i * (236-16) / 256;
1599                 cls.capturevideo.yuvnormalizetable[1][i] = 16 + i * (240-16) / 256;
1600                 cls.capturevideo.yuvnormalizetable[2][i] = 16 + i * (240-16) / 256;
1601         }
1602
1603         if (cl_capturevideo_ogg.integer)
1604         {
1605                 if(SCR_CaptureVideo_Ogg_Available())
1606                 {
1607                         SCR_CaptureVideo_Ogg_BeginVideo();
1608                         return;
1609                 }
1610                 else
1611                         Con_Print("cl_capturevideo_ogg: libraries not available. Capturing in AVI instead.\n");
1612         }
1613
1614         SCR_CaptureVideo_Avi_BeginVideo();
1615 }
1616
1617 void SCR_CaptureVideo_EndVideo(void)
1618 {
1619         if (!cls.capturevideo.active)
1620                 return;
1621         cls.capturevideo.active = false;
1622
1623         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);
1624
1625         if (cls.capturevideo.videofile)
1626         {
1627                 cls.capturevideo.endvideo();
1628         }
1629
1630         if (cls.capturevideo.screenbuffer)
1631         {
1632                 Mem_Free (cls.capturevideo.screenbuffer);
1633                 cls.capturevideo.screenbuffer = NULL;
1634         }
1635
1636         if (cls.capturevideo.outbuffer)
1637         {
1638                 Mem_Free (cls.capturevideo.outbuffer);
1639                 cls.capturevideo.outbuffer = NULL;
1640         }
1641
1642         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
1643 }
1644
1645 static void SCR_ScaleDownBGRA(unsigned char *in, int inw, int inh, unsigned char *out, int outw, int outh)
1646 {
1647         // TODO optimize this function
1648
1649         int x, y;
1650         float area;
1651
1652         // memcpy is faster than me
1653         if(inw == outw && inh == outh)
1654         {
1655                 memcpy(out, in, 4 * inw * inh);
1656                 return;
1657         }
1658
1659         // otherwise: a box filter
1660         area = (float)outw * (float)outh / (float)inw / (float)inh;
1661         for(y = 0; y < outh; ++y)
1662         {
1663                 float iny0 =  y    / (float)outh * inh; int iny0_i = (int) floor(iny0);
1664                 float iny1 = (y+1) / (float)outh * inh; int iny1_i = (int) ceil(iny1);
1665                 for(x = 0; x < outw; ++x)
1666                 {
1667                         float inx0 =  x    / (float)outw * inw; int inx0_i = (int) floor(inx0);
1668                         float inx1 = (x+1) / (float)outw * inw; int inx1_i = (int) ceil(inx1);
1669                         float r = 0, g = 0, b = 0, alpha = 0;
1670                         int xx, yy;
1671
1672                         for(yy = iny0_i; yy < iny1_i; ++yy)
1673                         {
1674                                 float ya = min(yy+1, iny1) - max(iny0, yy);
1675                                 for(xx = inx0_i; xx < inx1_i; ++xx)
1676                                 {
1677                                         float a = ya * (min(xx+1, inx1) - max(inx0, xx));
1678                                         r += a * in[4*(xx + inw * yy)+0];
1679                                         g += a * in[4*(xx + inw * yy)+1];
1680                                         b += a * in[4*(xx + inw * yy)+2];
1681                                         alpha += a * in[4*(xx + inw * yy)+3];
1682                                 }
1683                         }
1684
1685                         out[4*(x + outw * y)+0] = (unsigned char) (r * area);
1686                         out[4*(x + outw * y)+1] = (unsigned char) (g * area);
1687                         out[4*(x + outw * y)+2] = (unsigned char) (b * area);
1688                         out[4*(x + outw * y)+3] = (unsigned char) (alpha * area);
1689                 }
1690         }
1691 }
1692
1693 static void SCR_CaptureVideo_VideoFrame(int newframestepframenum)
1694 {
1695         int x = 0, y = 0;
1696         int width = cls.capturevideo.width, height = cls.capturevideo.height;
1697
1698         if(newframestepframenum == cls.capturevideo.framestepframe)
1699                 return;
1700
1701         CHECKGLERROR
1702         // speed is critical here, so do saving as directly as possible
1703
1704         GL_ReadPixelsBGRA(x, y, vid.width, vid.height, cls.capturevideo.screenbuffer);
1705
1706         SCR_ScaleDownBGRA (cls.capturevideo.screenbuffer, vid.width, vid.height, cls.capturevideo.outbuffer, width, height);
1707
1708         cls.capturevideo.videoframes(newframestepframenum - cls.capturevideo.framestepframe);
1709         cls.capturevideo.framestepframe = newframestepframenum;
1710
1711         if(cl_capturevideo_printfps.integer)
1712         {
1713                 char buf[80];
1714                 double t = realtime;
1715                 if(t > cls.capturevideo.lastfpstime + 1)
1716                 {
1717                         double fps1 = (cls.capturevideo.frame - cls.capturevideo.lastfpsframe) / (t - cls.capturevideo.lastfpstime + 0.0000001);
1718                         double fps  = (cls.capturevideo.frame                                ) / (t - cls.capturevideo.starttime   + 0.0000001);
1719                         dpsnprintf(buf, sizeof(buf), "capturevideo: (%.1fs) last second %.3ffps, total %.3ffps\n", cls.capturevideo.frame / cls.capturevideo.framerate, fps1, fps);
1720                         Sys_PrintToTerminal(buf);
1721                         cls.capturevideo.lastfpstime = t;
1722                         cls.capturevideo.lastfpsframe = cls.capturevideo.frame;
1723                 }
1724         }
1725 }
1726
1727 void SCR_CaptureVideo_SoundFrame(const portable_sampleframe_t *paintbuffer, size_t length)
1728 {
1729         cls.capturevideo.soundsampleframe += (int)length;
1730         cls.capturevideo.soundframe(paintbuffer, length);
1731 }
1732
1733 static void SCR_CaptureVideo(void)
1734 {
1735         int newframenum;
1736         if (cl_capturevideo.integer)
1737         {
1738                 if (!cls.capturevideo.active)
1739                         SCR_CaptureVideo_BeginVideo();
1740                 if (cls.capturevideo.framerate != cl_capturevideo_fps.value * cl_capturevideo_framestep.integer)
1741                 {
1742                         Con_Printf("You can not change the video framerate while recording a video.\n");
1743                         Cvar_SetValueQuick(&cl_capturevideo_fps, cls.capturevideo.framerate / (double) cl_capturevideo_framestep.integer);
1744                 }
1745                 // for AVI saving we have to make sure that sound is saved before video
1746                 if (cls.capturevideo.soundrate && !cls.capturevideo.soundsampleframe)
1747                         return;
1748                 if (cls.capturevideo.realtime)
1749                 {
1750                         // preserve sound sync by duplicating frames when running slow
1751                         newframenum = (int)((realtime - cls.capturevideo.startrealtime) * cls.capturevideo.framerate);
1752                 }
1753                 else
1754                         newframenum = cls.capturevideo.frame + 1;
1755                 // if falling behind more than one second, stop
1756                 if (newframenum - cls.capturevideo.frame > 60 * (int)ceil(cls.capturevideo.framerate))
1757                 {
1758                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1759                         Con_Printf("video saving failed on frame %i, your machine is too slow for this capture speed.\n", cls.capturevideo.frame);
1760                         SCR_CaptureVideo_EndVideo();
1761                         return;
1762                 }
1763                 // write frames
1764                 SCR_CaptureVideo_VideoFrame(newframenum / cls.capturevideo.framestep);
1765                 cls.capturevideo.frame = newframenum;
1766                 if (cls.capturevideo.error)
1767                 {
1768                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1769                         Con_Printf("video saving failed on frame %i, out of disk space? stopping video capture.\n", cls.capturevideo.frame);
1770                         SCR_CaptureVideo_EndVideo();
1771                 }
1772         }
1773         else if (cls.capturevideo.active)
1774                 SCR_CaptureVideo_EndVideo();
1775 }
1776 #endif
1777
1778 /*
1779 ===============
1780 R_Envmap_f
1781
1782 Grab six views for environment mapping tests
1783 ===============
1784 */
1785 struct envmapinfo_s
1786 {
1787         float angles[3];
1788         const char *name;
1789         qboolean flipx, flipy, flipdiagonaly;
1790 }
1791 envmapinfo[12] =
1792 {
1793         {{  0,   0, 0}, "rt", false, false, false},
1794         {{  0, 270, 0}, "ft", false, false, false},
1795         {{  0, 180, 0}, "lf", false, false, false},
1796         {{  0,  90, 0}, "bk", false, false, false},
1797         {{-90, 180, 0}, "up",  true,  true, false},
1798         {{ 90, 180, 0}, "dn",  true,  true, false},
1799
1800         {{  0,   0, 0}, "px",  true,  true,  true},
1801         {{  0,  90, 0}, "py", false,  true, false},
1802         {{  0, 180, 0}, "nx", false, false,  true},
1803         {{  0, 270, 0}, "ny",  true, false, false},
1804         {{-90, 180, 0}, "pz", false, false,  true},
1805         {{ 90, 180, 0}, "nz", false, false,  true}
1806 };
1807
1808 static void R_Envmap_f (void)
1809 {
1810         int j, size;
1811         char filename[MAX_QPATH], basename[MAX_QPATH];
1812         unsigned char *buffer1;
1813         unsigned char *buffer2;
1814         r_rendertarget_t *rt;
1815
1816         if (Cmd_Argc() != 3)
1817         {
1818                 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");
1819                 return;
1820         }
1821
1822         strlcpy (basename, Cmd_Argv(1), sizeof (basename));
1823         size = atoi(Cmd_Argv(2));
1824         if (size != 128 && size != 256 && size != 512 && size != 1024)
1825         {
1826                 Con_Print("envmap: size must be one of 128, 256, 512, or 1024\n");
1827                 return;
1828         }
1829         if (size > vid.width || size > vid.height)
1830         {
1831                 Con_Print("envmap: your resolution is not big enough to render that size\n");
1832                 return;
1833         }
1834
1835         r_refdef.envmap = true;
1836
1837         R_UpdateVariables();
1838
1839         r_refdef.view.x = 0;
1840         r_refdef.view.y = 0;
1841         r_refdef.view.z = 0;
1842         r_refdef.view.width = size;
1843         r_refdef.view.height = size;
1844         r_refdef.view.depth = 1;
1845         r_refdef.view.useperspective = true;
1846         r_refdef.view.isoverlay = false;
1847
1848         r_refdef.view.frustum_x = 1; // tan(45 * M_PI / 180.0);
1849         r_refdef.view.frustum_y = 1; // tan(45 * M_PI / 180.0);
1850         r_refdef.view.ortho_x = 90; // abused as angle by VM_CL_R_SetView
1851         r_refdef.view.ortho_y = 90; // abused as angle by VM_CL_R_SetView
1852
1853         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 4);
1854         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1855
1856         // TODO: use TEXTYPE_COLORBUFFER16F and output to .exr files as well?
1857         rt = R_RenderTarget_Get(size, size, TEXTYPE_DEPTHBUFFER24STENCIL8, true, TEXTYPE_COLORBUFFER, TEXTYPE_UNUSED, TEXTYPE_UNUSED, TEXTYPE_UNUSED);
1858         CL_UpdateEntityShading();
1859         for (j = 0;j < 12;j++)
1860         {
1861                 dpsnprintf(filename, sizeof(filename), "env/%s%s.tga", basename, envmapinfo[j].name);
1862                 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);
1863                 r_refdef.view.quality = 1;
1864                 r_refdef.view.clear = true;
1865                 R_Mesh_Start();
1866                 R_RenderView(rt->fbo, rt->depthtexture, rt->colortexture[0], 0, 0, size, size);
1867                 R_Mesh_Finish();
1868                 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);
1869         }
1870
1871         Mem_Free (buffer1);
1872         Mem_Free (buffer2);
1873
1874         r_refdef.envmap = false;
1875 }
1876
1877 //=============================================================================
1878
1879 void SHOWLMP_decodehide(void)
1880 {
1881         int i;
1882         char *lmplabel;
1883         lmplabel = MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
1884         for (i = 0;i < cl.num_showlmps;i++)
1885                 if (cl.showlmps[i].isactive && strcmp(cl.showlmps[i].label, lmplabel) == 0)
1886                 {
1887                         cl.showlmps[i].isactive = false;
1888                         return;
1889                 }
1890 }
1891
1892 void SHOWLMP_decodeshow(void)
1893 {
1894         int k;
1895         char lmplabel[256], picname[256];
1896         float x, y;
1897         strlcpy (lmplabel,MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)), sizeof (lmplabel));
1898         strlcpy (picname, MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)), sizeof (picname));
1899         if (gamemode == GAME_NEHAHRA) // LordHavoc: nasty old legacy junk
1900         {
1901                 x = MSG_ReadByte(&cl_message);
1902                 y = MSG_ReadByte(&cl_message);
1903         }
1904         else
1905         {
1906                 x = MSG_ReadShort(&cl_message);
1907                 y = MSG_ReadShort(&cl_message);
1908         }
1909         if (!cl.showlmps || cl.num_showlmps >= cl.max_showlmps)
1910         {
1911                 showlmp_t *oldshowlmps = cl.showlmps;
1912                 cl.max_showlmps += 16;
1913                 cl.showlmps = (showlmp_t *) Mem_Alloc(cls.levelmempool, cl.max_showlmps * sizeof(showlmp_t));
1914                 if (oldshowlmps)
1915                 {
1916                         if (cl.num_showlmps)
1917                                 memcpy(cl.showlmps, oldshowlmps, cl.num_showlmps * sizeof(showlmp_t));
1918                         Mem_Free(oldshowlmps);
1919                 }
1920         }
1921         for (k = 0;k < cl.max_showlmps;k++)
1922                 if (cl.showlmps[k].isactive && !strcmp(cl.showlmps[k].label, lmplabel))
1923                         break;
1924         if (k == cl.max_showlmps)
1925                 for (k = 0;k < cl.max_showlmps;k++)
1926                         if (!cl.showlmps[k].isactive)
1927                                 break;
1928         cl.showlmps[k].isactive = true;
1929         strlcpy (cl.showlmps[k].label, lmplabel, sizeof (cl.showlmps[k].label));
1930         strlcpy (cl.showlmps[k].pic, picname, sizeof (cl.showlmps[k].pic));
1931         cl.showlmps[k].x = x;
1932         cl.showlmps[k].y = y;
1933         cl.num_showlmps = max(cl.num_showlmps, k + 1);
1934 }
1935
1936 void SHOWLMP_drawall(void)
1937 {
1938         int i;
1939         for (i = 0;i < cl.num_showlmps;i++)
1940                 if (cl.showlmps[i].isactive)
1941                         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);
1942 }
1943
1944 /*
1945 ==============================================================================
1946
1947                                                 SCREEN SHOTS
1948
1949 ==============================================================================
1950 */
1951
1952 // buffer1: 4*w*h
1953 // buffer2: 3*w*h (or 4*w*h if screenshotting alpha too)
1954 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)
1955 {
1956         int     indices[4] = {0,1,2,3}; // BGRA
1957         qboolean ret;
1958
1959         GL_ReadPixelsBGRA(x, y, width, height, buffer1);
1960
1961         if(gammacorrect && (scr_screenshot_gammaboost.value != 1))
1962         {
1963                 int i;
1964                 double igamma = 1.0 / scr_screenshot_gammaboost.value;
1965                 unsigned short vidramp[256 * 3];
1966                 // identity gamma table
1967                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp, 256);
1968                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256, 256);
1969                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256*2, 256);
1970                 if(scr_screenshot_gammaboost.value != 1)
1971                 {
1972                         for (i = 0;i < 256 * 3;i++)
1973                                 vidramp[i] = (unsigned short) (0.5 + pow(vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
1974                 }
1975                 for (i = 0;i < width*height*4;i += 4)
1976                 {
1977                         buffer1[i] = (unsigned char) (vidramp[buffer1[i] + 512] * 255.0 / 65535.0 + 0.5); // B
1978                         buffer1[i+1] = (unsigned char) (vidramp[buffer1[i+1] + 256] * 255.0 / 65535.0 + 0.5); // G
1979                         buffer1[i+2] = (unsigned char) (vidramp[buffer1[i+2]] * 255.0 / 65535.0 + 0.5); // R
1980                         // A
1981                 }
1982         }
1983
1984         if(keep_alpha && !jpeg)
1985         {
1986                 if(!png)
1987                         flipy = !flipy; // TGA: not preflipped
1988                 Image_CopyMux (buffer2, buffer1, width, height, flipx, flipy, flipdiagonal, 4, 4, indices);
1989                 if (png)
1990                         ret = PNG_SaveImage_preflipped (filename, width, height, true, buffer2);
1991                 else
1992                         ret = Image_WriteTGABGRA(filename, width, height, buffer2);
1993         }
1994         else
1995         {
1996                 if(jpeg)
1997                 {
1998                         indices[0] = 2;
1999                         indices[2] = 0; // RGB
2000                 }
2001                 Image_CopyMux (buffer2, buffer1, width, height, flipx, flipy, flipdiagonal, 3, 4, indices);
2002                 if (jpeg)
2003                         ret = JPEG_SaveImage_preflipped (filename, width, height, buffer2);
2004                 else if (png)
2005                         ret = PNG_SaveImage_preflipped (filename, width, height, false, buffer2);
2006                 else
2007                         ret = Image_WriteTGABGR_preflipped (filename, width, height, buffer2);
2008         }
2009
2010         return ret;
2011 }
2012
2013 //=============================================================================
2014
2015 int scr_numtouchscreenareas;
2016 scr_touchscreenarea_t scr_touchscreenareas[128];
2017
2018 static void SCR_DrawTouchscreenOverlay(void)
2019 {
2020         int i;
2021         scr_touchscreenarea_t *a;
2022         cachepic_t *pic;
2023         for (i = 0, a = scr_touchscreenareas;i < scr_numtouchscreenareas;i++, a++)
2024         {
2025                 if (vid_touchscreen_outlinealpha.value > 0 && a->rect[0] >= 0 && a->rect[1] >= 0 && a->rect[2] >= 4 && a->rect[3] >= 4)
2026                 {
2027                         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);
2028                         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);
2029                         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);
2030                         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);
2031                         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);
2032                         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);
2033                 }
2034                 pic = a->pic ? Draw_CachePic_Flags(a->pic, CACHEPICFLAG_FAILONMISSING) : NULL;
2035                 if (Draw_IsPicLoaded(pic))
2036                         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);
2037                 if (a->text && a->text[0])
2038                 {
2039                         int textwidth = DrawQ_TextWidth(a->text, 0, a->textheight, a->textheight, false, FONT_CHAT);
2040                         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);
2041                 }
2042         }
2043 }
2044
2045 void R_ClearScreen(qboolean fogcolor)
2046 {
2047         float clearcolor[4];
2048         if (scr_screenshot_alpha.integer)
2049                 // clear to transparency (so png screenshots can contain alpha channel, useful for building model pictures)
2050                 Vector4Set(clearcolor, 0.0f, 0.0f, 0.0f, 0.0f);
2051         else
2052                 // clear to opaque black (if we're being composited it might otherwise render as transparent)
2053                 Vector4Set(clearcolor, 0.0f, 0.0f, 0.0f, 1.0f);
2054         if (fogcolor && r_fog_clear.integer)
2055         {
2056                 R_UpdateFog();
2057                 VectorCopy(r_refdef.fogcolor, clearcolor);
2058         }
2059         // clear depth is 1.0
2060         // LordHavoc: we use a stencil centered around 128 instead of 0,
2061         // to avoid clamping interfering with strange shadow volume
2062         // drawing orders
2063         // clear the screen
2064         GL_Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | (vid.stencil ? GL_STENCIL_BUFFER_BIT : 0), clearcolor, 1.0f, 128);
2065 }
2066
2067 int r_stereo_side;
2068
2069 static void SCR_DrawScreen (void)
2070 {
2071         Draw_Frame();
2072
2073         R_Mesh_Start();
2074
2075         R_UpdateVariables();
2076
2077         // Quake uses clockwise winding, so these are swapped
2078         r_refdef.view.cullface_front = GL_BACK;
2079         r_refdef.view.cullface_back = GL_FRONT;
2080
2081         if (cls.signon == SIGNONS)
2082         {
2083                 float size;
2084
2085                 size = scr_viewsize.value * (1.0 / 100.0);
2086                 size = min(size, 1);
2087
2088                 if (r_stereo_sidebyside.integer)
2089                 {
2090                         r_refdef.view.width = (int)(vid.width * size / 2.5);
2091                         r_refdef.view.height = (int)(vid.height * size / 2.5 * (1 - bound(0, r_letterbox.value, 100) / 100));
2092                         r_refdef.view.depth = 1;
2093                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width * 2.5) * 0.5);
2094                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
2095                         r_refdef.view.z = 0;
2096                         if (r_stereo_side)
2097                                 r_refdef.view.x += (int)(r_refdef.view.width * 1.5);
2098                 }
2099                 else if (r_stereo_horizontal.integer)
2100                 {
2101                         r_refdef.view.width = (int)(vid.width * size / 2);
2102                         r_refdef.view.height = (int)(vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100));
2103                         r_refdef.view.depth = 1;
2104                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width * 2.0)/2);
2105                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
2106                         r_refdef.view.z = 0;
2107                         if (r_stereo_side)
2108                                 r_refdef.view.x += (int)(r_refdef.view.width);
2109                 }
2110                 else if (r_stereo_vertical.integer)
2111                 {
2112                         r_refdef.view.width = (int)(vid.width * size);
2113                         r_refdef.view.height = (int)(vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100) / 2);
2114                         r_refdef.view.depth = 1;
2115                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
2116                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height * 2.0)/2);
2117                         r_refdef.view.z = 0;
2118                         if (r_stereo_side)
2119                                 r_refdef.view.y += (int)(r_refdef.view.height);
2120                 }
2121                 else
2122                 {
2123                         r_refdef.view.width = (int)(vid.width * size);
2124                         r_refdef.view.height = (int)(vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100));
2125                         r_refdef.view.depth = 1;
2126                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
2127                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
2128                         r_refdef.view.z = 0;
2129                 }
2130
2131                 // LordHavoc: viewzoom (zoom in for sniper rifles, etc)
2132                 // LordHavoc: this is designed to produce widescreen fov values
2133                 // when the screen is wider than 4/3 width/height aspect, to do
2134                 // this it simply assumes the requested fov is the vertical fov
2135                 // for a 4x3 display, if the ratio is not 4x3 this makes the fov
2136                 // higher/lower according to the ratio
2137                 r_refdef.view.useperspective = true;
2138                 r_refdef.view.frustum_y = tan(scr_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
2139                 r_refdef.view.frustum_x = r_refdef.view.frustum_y * (float)r_refdef.view.width / (float)r_refdef.view.height / vid_pixelheight.value;
2140
2141                 r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
2142                 r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
2143                 r_refdef.view.ortho_x = atan(r_refdef.view.frustum_x) * (360.0 / M_PI); // abused as angle by VM_CL_R_SetView
2144                 r_refdef.view.ortho_y = atan(r_refdef.view.frustum_y) * (360.0 / M_PI); // abused as angle by VM_CL_R_SetView
2145
2146                 // if CSQC is loaded, it is required to provide the CSQC_UpdateView function,
2147                 // and won't render a view if it does not call that.
2148                 if (cl.csqc_loaded)
2149                         CL_VM_UpdateView(r_stereo_side ? 0.0 : max(0.0, cl.time - cl.oldtime));
2150                 else
2151                 {
2152                         CL_UpdateEntityShading();
2153                         R_RenderView(0, NULL, NULL, r_refdef.view.x, r_refdef.view.y, r_refdef.view.width, r_refdef.view.height);
2154                 }
2155         }
2156
2157         if (!r_stereo_sidebyside.integer && !r_stereo_horizontal.integer && !r_stereo_vertical.integer)
2158         {
2159                 r_refdef.view.width = vid.width;
2160                 r_refdef.view.height = vid.height;
2161                 r_refdef.view.depth = 1;
2162                 r_refdef.view.x = 0;
2163                 r_refdef.view.y = 0;
2164                 r_refdef.view.z = 0;
2165                 r_refdef.view.useperspective = false;
2166         }
2167
2168         if (cls.timedemo && cls.td_frames > 0 && timedemo_screenshotframelist.string && timedemo_screenshotframelist.string[0])
2169         {
2170                 const char *t;
2171                 int framenum;
2172                 t = timedemo_screenshotframelist.string;
2173                 while (*t)
2174                 {
2175                         while (*t == ' ')
2176                                 t++;
2177                         if (!*t)
2178                                 break;
2179                         framenum = atof(t);
2180                         if (framenum == cls.td_frames)
2181                                 break;
2182                         while (*t && *t != ' ')
2183                                 t++;
2184                 }
2185                 if (*t)
2186                 {
2187                         // we need to take a screenshot of this frame...
2188                         char filename[MAX_QPATH];
2189                         unsigned char *buffer1;
2190                         unsigned char *buffer2;
2191                         dpsnprintf(filename, sizeof(filename), "timedemoscreenshots/%s%06d.tga", cls.demoname, cls.td_frames);
2192                         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 4);
2193                         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
2194                         SCR_ScreenShot(filename, buffer1, buffer2, 0, 0, vid.width, vid.height, false, false, false, false, false, true, false);
2195                         Mem_Free(buffer1);
2196                         Mem_Free(buffer2);
2197                 }
2198         }
2199
2200         // draw 2D stuff
2201         if(!scr_con_current && !(key_consoleactive & KEY_CONSOLEACTIVE_FORCED))
2202                 if ((key_dest == key_game || key_dest == key_message) && !r_letterbox.value)
2203                         Con_DrawNotify ();      // only draw notify in game
2204
2205         if (cls.signon == SIGNONS)
2206         {
2207                 SCR_DrawNet ();
2208                 SCR_DrawTurtle ();
2209                 SCR_DrawPause ();
2210                 if (!r_letterbox.value)
2211                         Sbar_Draw();
2212                 SHOWLMP_drawall();
2213                 SCR_CheckDrawCenterString();
2214         }
2215         SCR_DrawNetGraph ();
2216 #ifdef CONFIG_MENU
2217         MR_Draw();
2218 #endif
2219         CL_DrawVideo();
2220         R_Shadow_EditLights_DrawSelectedLightProperties();
2221
2222         SCR_DrawConsole();
2223
2224         SCR_DrawBrand();
2225
2226         SCR_DrawInfobar();
2227
2228         SCR_DrawTouchscreenOverlay();
2229
2230         if (r_timereport_active)
2231                 R_TimeReport("2d");
2232
2233         R_TimeReport_EndFrame();
2234         R_TimeReport_BeginFrame();
2235         Sbar_ShowFPS();
2236
2237         DrawQ_Finish();
2238
2239         R_Mesh_Finish();
2240         R_RenderTarget_FreeUnused(false);
2241 }
2242
2243 typedef struct loadingscreenstack_s
2244 {
2245         struct loadingscreenstack_s *prev;
2246         char msg[MAX_QPATH];
2247         float absolute_loading_amount_min; // this corresponds to relative completion 0 of this item
2248         float absolute_loading_amount_len; // this corresponds to relative completion 1 of this item
2249         float relative_completion; // 0 .. 1
2250 }
2251 loadingscreenstack_t;
2252 static loadingscreenstack_t *loadingscreenstack = NULL;
2253 static qboolean loadingscreendone = false;
2254 static qboolean loadingscreencleared = false;
2255 static float loadingscreenheight = 0;
2256 rtexture_t *loadingscreentexture = NULL;
2257 static float loadingscreentexture_vertex3f[12];
2258 static float loadingscreentexture_texcoord2f[8];
2259 static int loadingscreenpic_number = 0;
2260
2261 static void SCR_ClearLoadingScreenTexture(void)
2262 {
2263         if(loadingscreentexture)
2264                 R_FreeTexture(loadingscreentexture);
2265         loadingscreentexture = NULL;
2266 }
2267
2268 extern rtexturepool_t *r_main_texturepool;
2269 static void SCR_SetLoadingScreenTexture(void)
2270 {
2271         int w, h;
2272         float loadingscreentexture_w;
2273         float loadingscreentexture_h;
2274
2275         SCR_ClearLoadingScreenTexture();
2276
2277         if (vid.support.arb_texture_non_power_of_two)
2278         {
2279                 w = vid.width; h = vid.height;
2280                 loadingscreentexture_w = loadingscreentexture_h = 1;
2281         }
2282         else
2283         {
2284                 w = CeilPowerOf2(vid.width); h = CeilPowerOf2(vid.height);
2285                 loadingscreentexture_w = vid.width / (float) w;
2286                 loadingscreentexture_h = vid.height / (float) h;
2287         }
2288
2289         loadingscreentexture = R_LoadTexture2D(r_main_texturepool, "loadingscreentexture", w, h, NULL, TEXTYPE_COLORBUFFER, TEXF_RENDERTARGET | TEXF_FORCENEAREST | TEXF_CLAMP, -1, NULL);
2290         R_Mesh_CopyToTexture(loadingscreentexture, 0, 0, 0, 0, vid.width, vid.height);
2291
2292         loadingscreentexture_vertex3f[2] = loadingscreentexture_vertex3f[5] = loadingscreentexture_vertex3f[8] = loadingscreentexture_vertex3f[11] = 0;
2293         loadingscreentexture_vertex3f[0] = loadingscreentexture_vertex3f[9] = 0;
2294         loadingscreentexture_vertex3f[1] = loadingscreentexture_vertex3f[4] = 0;
2295         loadingscreentexture_vertex3f[3] = loadingscreentexture_vertex3f[6] = vid_conwidth.integer;
2296         loadingscreentexture_vertex3f[7] = loadingscreentexture_vertex3f[10] = vid_conheight.integer;
2297         loadingscreentexture_texcoord2f[0] = 0;loadingscreentexture_texcoord2f[1] = loadingscreentexture_h;
2298         loadingscreentexture_texcoord2f[2] = loadingscreentexture_w;loadingscreentexture_texcoord2f[3] = loadingscreentexture_h;
2299         loadingscreentexture_texcoord2f[4] = loadingscreentexture_w;loadingscreentexture_texcoord2f[5] = 0;
2300         loadingscreentexture_texcoord2f[6] = 0;loadingscreentexture_texcoord2f[7] = 0;
2301 }
2302
2303 void SCR_UpdateLoadingScreenIfShown(void)
2304 {
2305         if(loadingscreendone)
2306                 SCR_UpdateLoadingScreen(loadingscreencleared, false);
2307 }
2308
2309 void SCR_PushLoadingScreen (qboolean redraw, const char *msg, float len_in_parent)
2310 {
2311         loadingscreenstack_t *s = (loadingscreenstack_t *) Z_Malloc(sizeof(loadingscreenstack_t));
2312         s->prev = loadingscreenstack;
2313         loadingscreenstack = s;
2314
2315         strlcpy(s->msg, msg, sizeof(s->msg));
2316         s->relative_completion = 0;
2317
2318         if(s->prev)
2319         {
2320                 s->absolute_loading_amount_min = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len * s->prev->relative_completion;
2321                 s->absolute_loading_amount_len = s->prev->absolute_loading_amount_len * len_in_parent;
2322                 if(s->absolute_loading_amount_len > s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min)
2323                         s->absolute_loading_amount_len = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min;
2324         }
2325         else
2326         {
2327                 s->absolute_loading_amount_min = 0;
2328                 s->absolute_loading_amount_len = 1;
2329         }
2330
2331         if(redraw)
2332                 SCR_UpdateLoadingScreenIfShown();
2333 }
2334
2335 void SCR_PopLoadingScreen (qboolean redraw)
2336 {
2337         loadingscreenstack_t *s = loadingscreenstack;
2338
2339         if(!s)
2340         {
2341                 Con_DPrintf("Popping a loading screen item from an empty stack!\n");
2342                 return;
2343         }
2344
2345         loadingscreenstack = s->prev;
2346         if(s->prev)
2347                 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;
2348         Z_Free(s);
2349
2350         if(redraw)
2351                 SCR_UpdateLoadingScreenIfShown();
2352 }
2353
2354 void SCR_ClearLoadingScreen (qboolean redraw)
2355 {
2356         while(loadingscreenstack)
2357                 SCR_PopLoadingScreen(redraw && !loadingscreenstack->prev);
2358 }
2359
2360 static float SCR_DrawLoadingStack_r(loadingscreenstack_t *s, float y, float size)
2361 {
2362         float x;
2363         size_t len;
2364         float total;
2365
2366         total = 0;
2367 #if 0
2368         if(s)
2369         {
2370                 total += SCR_DrawLoadingStack_r(s->prev, y, 8);
2371                 y -= total;
2372                 if(!s->prev || strcmp(s->msg, s->prev->msg))
2373                 {
2374                         len = strlen(s->msg);
2375                         x = (vid_conwidth.integer - DrawQ_TextWidth(s->msg, len, size, size, true, FONT_INFOBAR)) / 2;
2376                         y -= size;
2377                         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
2378                         DrawQ_String(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
2379                         total += size;
2380                 }
2381         }
2382 #else
2383         if(s)
2384         {
2385                 len = strlen(s->msg);
2386                 x = (vid_conwidth.integer - DrawQ_TextWidth(s->msg, len, size, size, true, FONT_INFOBAR)) / 2;
2387                 y -= size;
2388                 DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
2389                 DrawQ_String(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
2390                 total += size;
2391         }
2392 #endif
2393         return total;
2394 }
2395
2396 static void SCR_DrawLoadingStack(void)
2397 {
2398         float verts[12];
2399         float colors[16];
2400
2401         loadingscreenheight = SCR_DrawLoadingStack_r(loadingscreenstack, vid_conheight.integer, scr_loadingscreen_barheight.value);
2402         if(loadingscreenstack)
2403         {
2404                 // height = 32; // sorry, using the actual one is ugly
2405                 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
2406                 GL_DepthRange(0, 1);
2407                 GL_PolygonOffset(0, 0);
2408                 GL_DepthTest(false);
2409 //              R_Mesh_ResetTextureState();
2410                 verts[2] = verts[5] = verts[8] = verts[11] = 0;
2411                 verts[0] = verts[9] = 0;
2412                 verts[1] = verts[4] = vid_conheight.integer - scr_loadingscreen_barheight.value;
2413                 verts[3] = verts[6] = vid_conwidth.integer * loadingscreenstack->absolute_loading_amount_min;
2414                 verts[7] = verts[10] = vid_conheight.integer;
2415                 
2416 #if _MSC_VER >= 1400
2417 #define sscanf sscanf_s
2418 #endif
2419                 //                                        ^^^^^^^^^^ blue component
2420                 //                              ^^^^^^ bottom row
2421                 //          ^^^^^^^^^^^^ alpha is always on
2422                 colors[0] = 0; colors[1] = 0; colors[2] = 0; colors[3] = 1;
2423                 colors[4] = 0; colors[5] = 0; colors[6] = 0; colors[7] = 1;
2424                 sscanf(scr_loadingscreen_barcolor.string, "%f %f %f", &colors[8], &colors[9], &colors[10]); colors[11] = 1;
2425                 sscanf(scr_loadingscreen_barcolor.string, "%f %f %f", &colors[12], &colors[13], &colors[14]);  colors[15] = 1;
2426
2427                 R_Mesh_PrepareVertices_Generic_Arrays(4, verts, colors, NULL);
2428                 R_SetupShader_Generic_NoTexture(true, true);
2429                 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
2430
2431                 // make sure everything is cleared, including the progress indicator
2432                 if(loadingscreenheight < 8)
2433                         loadingscreenheight = 8;
2434         }
2435 }
2436
2437 static cachepic_t *loadingscreenpic;
2438 static float loadingscreenpic_vertex3f[12];
2439 static float loadingscreenpic_texcoord2f[8];
2440
2441 static void SCR_DrawLoadingScreen_SharedSetup (qboolean clear)
2442 {
2443         r_viewport_t viewport;
2444         float x, y, w, h, sw, sh, f;
2445         char vabuf[1024];
2446         // release mouse grab while loading
2447         if (!vid.fullscreen)
2448                 VID_SetMouse(false, false, false);
2449 //      CHECKGLERROR
2450         r_refdef.draw2dstage = true;
2451         R_Viewport_InitOrtho(&viewport, &identitymatrix, 0, 0, vid.width, vid.height, 0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100, NULL);
2452         R_Mesh_SetRenderTargets(0, NULL, NULL, NULL, NULL, NULL);
2453         R_SetViewport(&viewport);
2454         GL_ColorMask(1,1,1,1);
2455         // when starting up a new video mode, make sure the screen is cleared to black
2456         if (clear || loadingscreentexture)
2457                 GL_Clear(GL_COLOR_BUFFER_BIT, NULL, 1.0f, 0);
2458         R_Textures_Frame();
2459         R_Mesh_Start();
2460         R_EntityMatrix(&identitymatrix);
2461         // draw the loading plaque
2462         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);
2463
2464         w = Draw_GetPicWidth(loadingscreenpic);
2465         h = Draw_GetPicHeight(loadingscreenpic);
2466
2467         // apply scale
2468         w *= scr_loadingscreen_scale.value;
2469         h *= scr_loadingscreen_scale.value;
2470
2471         // apply scale base
2472         if(scr_loadingscreen_scale_base.integer)
2473         {
2474                 w *= vid_conwidth.integer / (float) vid.width;
2475                 h *= vid_conheight.integer / (float) vid.height;
2476         }
2477
2478         // apply scale limit
2479         sw = w / vid_conwidth.integer;
2480         sh = h / vid_conheight.integer;
2481         f = 1;
2482         switch(scr_loadingscreen_scale_limit.integer)
2483         {
2484                 case 1:
2485                         f = max(sw, sh);
2486                         break;
2487                 case 2:
2488                         f = min(sw, sh);
2489                         break;
2490                 case 3:
2491                         f = sw;
2492                         break;
2493                 case 4:
2494                         f = sh;
2495                         break;
2496         }
2497         if(f > 1)
2498         {
2499                 w /= f;
2500                 h /= f;
2501         }
2502
2503         x = (vid_conwidth.integer - w)/2;
2504         y = (vid_conheight.integer - h)/2;
2505         loadingscreenpic_vertex3f[2] = loadingscreenpic_vertex3f[5] = loadingscreenpic_vertex3f[8] = loadingscreenpic_vertex3f[11] = 0;
2506         loadingscreenpic_vertex3f[0] = loadingscreenpic_vertex3f[9] = x;
2507         loadingscreenpic_vertex3f[1] = loadingscreenpic_vertex3f[4] = y;
2508         loadingscreenpic_vertex3f[3] = loadingscreenpic_vertex3f[6] = x + w;
2509         loadingscreenpic_vertex3f[7] = loadingscreenpic_vertex3f[10] = y + h;
2510         loadingscreenpic_texcoord2f[0] = 0;loadingscreenpic_texcoord2f[1] = 0;
2511         loadingscreenpic_texcoord2f[2] = 1;loadingscreenpic_texcoord2f[3] = 0;
2512         loadingscreenpic_texcoord2f[4] = 1;loadingscreenpic_texcoord2f[5] = 1;
2513         loadingscreenpic_texcoord2f[6] = 0;loadingscreenpic_texcoord2f[7] = 1;
2514 }
2515
2516 static void SCR_DrawLoadingScreen (qboolean clear)
2517 {
2518         // we only need to draw the image if it isn't already there
2519         GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
2520         GL_DepthRange(0, 1);
2521         GL_PolygonOffset(0, 0);
2522         GL_DepthTest(false);
2523 //      R_Mesh_ResetTextureState();
2524         GL_Color(1,1,1,1);
2525         if(loadingscreentexture)
2526         {
2527                 R_Mesh_PrepareVertices_Generic_Arrays(4, loadingscreentexture_vertex3f, NULL, loadingscreentexture_texcoord2f);
2528                 R_SetupShader_Generic(loadingscreentexture, NULL, GL_MODULATE, 1, false, true, true);
2529                 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
2530         }
2531         R_Mesh_PrepareVertices_Generic_Arrays(4, loadingscreenpic_vertex3f, NULL, loadingscreenpic_texcoord2f);
2532         R_SetupShader_Generic(Draw_GetPicTexture(loadingscreenpic), NULL, GL_MODULATE, 1, true, true, false);
2533         R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
2534         SCR_DrawLoadingStack();
2535 }
2536
2537 static void SCR_DrawLoadingScreen_SharedFinish (qboolean clear)
2538 {
2539         R_Mesh_Finish();
2540         // refresh
2541         VID_Finish();
2542 }
2543
2544 static double loadingscreen_lastupdate;
2545
2546 void SCR_UpdateLoadingScreen (qboolean clear, qboolean startup)
2547 {
2548         keydest_t       old_key_dest;
2549         int                     old_key_consoleactive;
2550
2551         // don't do anything if not initialized yet
2552         if (vid_hidden || cls.state == ca_dedicated)
2553                 return;
2554
2555         // limit update rate
2556         if (scr_loadingscreen_maxfps.value)
2557         {
2558                 double t = Sys_DirtyTime();
2559                 if ((t - loadingscreen_lastupdate) < 1.0f/scr_loadingscreen_maxfps.value)
2560                         return;
2561                 loadingscreen_lastupdate = t;
2562         }
2563
2564         // set up the r_texture_gammaramps texture which we need for rendering the loadingscreenpic
2565         VID_UpdateGamma();
2566         R_UpdateVariables();
2567
2568         if(!scr_loadingscreen_background.integer)
2569                 clear = true;
2570         
2571         if(loadingscreendone)
2572                 clear |= loadingscreencleared;
2573
2574         if(!loadingscreendone)
2575         {
2576                 if(startup && scr_loadingscreen_firstforstartup.integer)
2577                         loadingscreenpic_number = 0;
2578                 else if(scr_loadingscreen_firstforstartup.integer)
2579                         if(scr_loadingscreen_count.integer > 1)
2580                                 loadingscreenpic_number = rand() % (scr_loadingscreen_count.integer - 1) + 1;
2581                         else
2582                                 loadingscreenpic_number = 0;
2583                 else
2584                         loadingscreenpic_number = rand() % (scr_loadingscreen_count.integer > 1 ? scr_loadingscreen_count.integer : 1);
2585         }
2586
2587         if(clear)
2588                 SCR_ClearLoadingScreenTexture();
2589         else if(!loadingscreendone)
2590                 SCR_SetLoadingScreenTexture();
2591
2592         if(!loadingscreendone)
2593         {
2594                 loadingscreendone = true;
2595                 loadingscreenheight = 0;
2596         }
2597         loadingscreencleared = clear;
2598
2599 #ifdef USE_GLES2
2600         SCR_DrawLoadingScreen_SharedSetup(clear);
2601         SCR_DrawLoadingScreen(clear);
2602 #else
2603         if (qglDrawBuffer)
2604                 qglDrawBuffer(GL_BACK);
2605         SCR_DrawLoadingScreen_SharedSetup(clear);
2606         if (vid.stereobuffer && qglDrawBuffer)
2607         {
2608                 qglDrawBuffer(GL_BACK_LEFT);
2609                 SCR_DrawLoadingScreen(clear);
2610                 qglDrawBuffer(GL_BACK_RIGHT);
2611                 SCR_DrawLoadingScreen(clear);
2612         }
2613         else
2614         {
2615                 if (qglDrawBuffer)
2616                         qglDrawBuffer(GL_BACK);
2617                 SCR_DrawLoadingScreen(clear);
2618         }
2619 #endif
2620         SCR_DrawLoadingScreen_SharedFinish(clear);
2621
2622         // this goes into the event loop, and should prevent unresponsive cursor on vista
2623         old_key_dest = key_dest;
2624         old_key_consoleactive = key_consoleactive;
2625         key_dest = key_void;
2626         key_consoleactive = false;
2627         Key_EventQueue_Block(); Sys_SendKeyEvents();
2628         key_dest = old_key_dest;
2629         key_consoleactive = old_key_consoleactive;
2630 }
2631
2632 qboolean R_Stereo_ColorMasking(void)
2633 {
2634         return r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer;
2635 }
2636
2637 qboolean R_Stereo_Active(void)
2638 {
2639         return (vid.stereobuffer || r_stereo_sidebyside.integer || r_stereo_horizontal.integer || r_stereo_vertical.integer || R_Stereo_ColorMasking());
2640 }
2641
2642 extern cvar_t cl_minfps;
2643 extern cvar_t cl_minfps_fade;
2644 extern cvar_t cl_minfps_qualitymax;
2645 extern cvar_t cl_minfps_qualitymin;
2646 extern cvar_t cl_minfps_qualitymultiply;
2647 extern cvar_t cl_minfps_qualityhysteresis;
2648 extern cvar_t cl_minfps_qualitystepmax;
2649 extern cvar_t cl_minfps_force;
2650 static double cl_updatescreen_quality = 1;
2651 void CL_UpdateScreen(void)
2652 {
2653         vec3_t vieworigin;
2654         static double drawscreenstart = 0.0;
2655         double drawscreendelta;
2656         float conwidth, conheight;
2657         r_viewport_t viewport;
2658
2659         if(drawscreenstart)
2660         {
2661                 drawscreendelta = Sys_DirtyTime() - drawscreenstart;
2662                 if (cl_minfps.value > 0 && (cl_minfps_force.integer || !(cls.timedemo || (cls.capturevideo.active && !cls.capturevideo.realtime))) && drawscreendelta >= 0 && drawscreendelta < 60)
2663                 {
2664                         // quality adjustment according to render time
2665                         double actualframetime;
2666                         double targetframetime;
2667                         double adjust;
2668                         double f;
2669                         double h;
2670
2671                         // fade lastdrawscreentime
2672                         r_refdef.lastdrawscreentime += (drawscreendelta - r_refdef.lastdrawscreentime) * cl_minfps_fade.value;
2673
2674                         // find actual and target frame times
2675                         actualframetime = r_refdef.lastdrawscreentime;
2676                         targetframetime = (1.0 / cl_minfps.value);
2677
2678                         // we scale hysteresis by quality
2679                         h = cl_updatescreen_quality * cl_minfps_qualityhysteresis.value;
2680
2681                         // calculate adjustment assuming linearity
2682                         f = cl_updatescreen_quality / actualframetime * cl_minfps_qualitymultiply.value;
2683                         adjust = (targetframetime - actualframetime) * f;
2684
2685                         // one sided hysteresis
2686                         if(adjust > 0)
2687                                 adjust = max(0, adjust - h);
2688
2689                         // adjust > 0 if:
2690                         //   (targetframetime - actualframetime) * f > h
2691                         //   ((1.0 / cl_minfps.value) - actualframetime) * (cl_updatescreen_quality / actualframetime * cl_minfps_qualitymultiply.value) > (cl_updatescreen_quality * cl_minfps_qualityhysteresis.value)
2692                         //   ((1.0 / cl_minfps.value) - actualframetime) * (cl_minfps_qualitymultiply.value / actualframetime) > cl_minfps_qualityhysteresis.value
2693                         //   (1.0 / cl_minfps.value) * (cl_minfps_qualitymultiply.value / actualframetime) - cl_minfps_qualitymultiply.value > cl_minfps_qualityhysteresis.value
2694                         //   (1.0 / cl_minfps.value) * (cl_minfps_qualitymultiply.value / actualframetime) > cl_minfps_qualityhysteresis.value + cl_minfps_qualitymultiply.value
2695                         //   (1.0 / cl_minfps.value) / actualframetime > (cl_minfps_qualityhysteresis.value + cl_minfps_qualitymultiply.value) / cl_minfps_qualitymultiply.value
2696                         //   (1.0 / cl_minfps.value) / actualframetime > 1.0 + cl_minfps_qualityhysteresis.value / cl_minfps_qualitymultiply.value
2697                         //   cl_minfps.value * actualframetime < 1.0 / (1.0 + cl_minfps_qualityhysteresis.value / cl_minfps_qualitymultiply.value)
2698                         //   actualframetime < 1.0 / cl_minfps.value / (1.0 + cl_minfps_qualityhysteresis.value / cl_minfps_qualitymultiply.value)
2699                         //   actualfps > cl_minfps.value * (1.0 + cl_minfps_qualityhysteresis.value / cl_minfps_qualitymultiply.value)
2700
2701                         // adjust < 0 if:
2702                         //   (targetframetime - actualframetime) * f < 0
2703                         //   ((1.0 / cl_minfps.value) - actualframetime) * (cl_updatescreen_quality / actualframetime * cl_minfps_qualitymultiply.value) < 0
2704                         //   ((1.0 / cl_minfps.value) - actualframetime) < 0
2705                         //   -actualframetime) < -(1.0 / cl_minfps.value)
2706                         //   actualfps < cl_minfps.value
2707
2708                         /*
2709                         Con_Printf("adjust UP if fps > %f, adjust DOWN if fps < %f\n",
2710                                         cl_minfps.value * (1.0 + cl_minfps_qualityhysteresis.value / cl_minfps_qualitymultiply.value),
2711                                         cl_minfps.value);
2712                         */
2713
2714                         // don't adjust too much at once
2715                         adjust = bound(-cl_minfps_qualitystepmax.value, adjust, cl_minfps_qualitystepmax.value);
2716
2717                         // adjust!
2718                         cl_updatescreen_quality += adjust;
2719                         cl_updatescreen_quality = bound(max(0.01, cl_minfps_qualitymin.value), cl_updatescreen_quality, cl_minfps_qualitymax.value);
2720                 }
2721                 else
2722                 {
2723                         cl_updatescreen_quality = 1;
2724                         r_refdef.lastdrawscreentime = 0;
2725                 }
2726         }
2727
2728         drawscreenstart = Sys_DirtyTime();
2729
2730         Sbar_ShowFPS_Update();
2731
2732         if (!scr_initialized || !con_initialized || !scr_refresh.integer)
2733                 return;                         // not initialized yet
2734
2735         loadingscreendone = false;
2736
2737         if(IS_NEXUIZ_DERIVED(gamemode))
2738         {
2739                 // play a bit with the palette (experimental)
2740                 palette_rgb_pantscolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 0.0f*M_PI/3.0f));
2741                 palette_rgb_pantscolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 2.0f*M_PI/3.0f));
2742                 palette_rgb_pantscolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 4.0f*M_PI/3.0f));
2743                 palette_rgb_shirtcolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 5.0f*M_PI/3.0f));
2744                 palette_rgb_shirtcolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 3.0f*M_PI/3.0f));
2745                 palette_rgb_shirtcolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 1.0f*M_PI/3.0f));
2746                 memcpy(palette_rgb_pantsscoreboard[15], palette_rgb_pantscolormap[15], sizeof(*palette_rgb_pantscolormap));
2747                 memcpy(palette_rgb_shirtscoreboard[15], palette_rgb_shirtcolormap[15], sizeof(*palette_rgb_shirtcolormap));
2748         }
2749
2750         if (vid_hidden)
2751         {
2752                 VID_Finish();
2753                 return;
2754         }
2755
2756         conwidth = bound(160, vid_conwidth.value, 32768);
2757         conheight = bound(90, vid_conheight.value, 24576);
2758         if (vid_conwidth.value != conwidth)
2759                 Cvar_SetValue("vid_conwidth", conwidth);
2760         if (vid_conheight.value != conheight)
2761                 Cvar_SetValue("vid_conheight", conheight);
2762
2763         // bound viewsize
2764         if (scr_viewsize.value < 30)
2765                 Cvar_Set ("viewsize","30");
2766         if (scr_viewsize.value > 120)
2767                 Cvar_Set ("viewsize","120");
2768
2769         // bound field of view
2770         if (scr_fov.value < 1)
2771                 Cvar_Set ("fov","1");
2772         if (scr_fov.value > 170)
2773                 Cvar_Set ("fov","170");
2774
2775         // intermission is always full screen
2776         if (cl.intermission)
2777                 sb_lines = 0;
2778         else
2779         {
2780                 if (scr_viewsize.value >= 120)
2781                         sb_lines = 0;           // no status bar at all
2782                 else if (scr_viewsize.value >= 110)
2783                         sb_lines = 24;          // no inventory
2784                 else
2785                         sb_lines = 24+16+8;
2786         }
2787
2788         R_FrameData_NewFrame();
2789         R_BufferData_NewFrame();
2790
2791         Matrix4x4_OriginFromMatrix(&r_refdef.view.matrix, vieworigin);
2792         R_HDR_UpdateIrisAdaptation(vieworigin);
2793
2794         r_refdef.view.colormask[0] = 1;
2795         r_refdef.view.colormask[1] = 1;
2796         r_refdef.view.colormask[2] = 1;
2797
2798         SCR_SetUpToDrawConsole();
2799
2800 #ifndef USE_GLES2
2801         if (qglDrawBuffer)
2802         {
2803                 CHECKGLERROR
2804                 qglDrawBuffer(GL_BACK);CHECKGLERROR
2805                 // set dithering mode
2806                 if (gl_dither.integer)
2807                 {
2808                         qglEnable(GL_DITHER);CHECKGLERROR
2809                 }
2810                 else
2811                 {
2812                         qglDisable(GL_DITHER);CHECKGLERROR
2813                 }
2814         }
2815 #endif
2816
2817         R_Viewport_InitOrtho(&viewport, &identitymatrix, 0, 0, vid.width, vid.height, 0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100, NULL);
2818         R_Mesh_SetRenderTargets(0, NULL, NULL, NULL, NULL, NULL);
2819         R_SetViewport(&viewport);
2820         GL_ScissorTest(false);
2821         GL_ColorMask(1,1,1,1);
2822         GL_DepthMask(true);
2823
2824         R_ClearScreen(false);
2825         r_refdef.view.clear = false;
2826         r_refdef.view.isoverlay = false;
2827
2828         // calculate r_refdef.view.quality
2829         r_refdef.view.quality = cl_updatescreen_quality;
2830
2831 #ifndef USE_GLES2
2832         if (qglPolygonStipple)
2833         {
2834                 if(scr_stipple.integer)
2835                 {
2836                         GLubyte stipple[128];
2837                         int i, s, width, parts;
2838                         static int frame = 0;
2839                         ++frame;
2840         
2841                         s = scr_stipple.integer;
2842                         parts = (s & 007);
2843                         width = (s & 070) >> 3;
2844         
2845                         qglEnable(GL_POLYGON_STIPPLE);CHECKGLERROR // 0x0B42
2846                         for(i = 0; i < 128; ++i)
2847                         {
2848                                 int line = i/4;
2849                                 stipple[i] = (((line >> width) + frame) & ((1 << parts) - 1)) ? 0x00 : 0xFF;
2850                         }
2851                         qglPolygonStipple(stipple);CHECKGLERROR
2852                 }
2853                 else
2854                 {
2855                         qglDisable(GL_POLYGON_STIPPLE);CHECKGLERROR
2856                 }
2857         }
2858 #endif
2859
2860 #ifndef USE_GLES2
2861         if (R_Stereo_Active())
2862         {
2863                 r_stereo_side = 0;
2864
2865                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2866                 {
2867                         r_refdef.view.colormask[0] = 1;
2868                         r_refdef.view.colormask[1] = 0;
2869                         r_refdef.view.colormask[2] = 0;
2870                 }
2871
2872                 if (vid.stereobuffer)
2873                         qglDrawBuffer(GL_BACK_RIGHT);
2874
2875                 SCR_DrawScreen();
2876
2877                 r_stereo_side = 1;
2878                 r_refdef.view.clear = true;
2879
2880                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2881                 {
2882                         r_refdef.view.colormask[0] = 0;
2883                         r_refdef.view.colormask[1] = r_stereo_redcyan.integer || r_stereo_redgreen.integer;
2884                         r_refdef.view.colormask[2] = r_stereo_redcyan.integer || r_stereo_redblue.integer;
2885                 }
2886
2887                 if (vid.stereobuffer)
2888                         qglDrawBuffer(GL_BACK_LEFT);
2889
2890                 SCR_DrawScreen();
2891                 r_stereo_side = 0;
2892         }
2893         else
2894 #endif
2895         {
2896                 r_stereo_side = 0;
2897                 SCR_DrawScreen();
2898         }
2899
2900 #ifdef CONFIG_VIDEO_CAPTURE
2901         SCR_CaptureVideo();
2902 #endif
2903
2904         if (qglFlush)
2905                 qglFlush(); // FIXME: should we really be using qglFlush here?
2906
2907         if (!vid_activewindow)
2908                 VID_SetMouse(false, false, false);
2909         else if (key_consoleactive)
2910                 VID_SetMouse(vid.fullscreen, false, false);
2911         else if (key_dest == key_menu_grabbed)
2912                 VID_SetMouse(true, vid_mouse.integer && !in_client_mouse && !vid_touchscreen.integer, !vid_touchscreen.integer);
2913         else if (key_dest == key_menu)
2914                 VID_SetMouse(vid.fullscreen, vid_mouse.integer && !in_client_mouse && !vid_touchscreen.integer, !vid_touchscreen.integer);
2915         else
2916                 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);
2917
2918         VID_Finish();
2919 }
2920
2921 void CL_Screen_NewMap(void)
2922 {
2923 }