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New rate burst handling; cvars: cl_rate_burstsize, net_usesizelimit, net_burstreserve
[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 #include "cap_avi.h"
11 #include "cap_ogg.h"
12
13 // we have to include snd_main.h here only to get access to snd_renderbuffer->format.speed when writing the AVI headers
14 #include "snd_main.h"
15
16 cvar_t scr_viewsize = {CVAR_SAVE, "viewsize","100", "how large the view should be, 110 disables inventory bar, 120 disables status bar"};
17 cvar_t scr_fov = {CVAR_SAVE, "fov","90", "field of vision, 1-170 degrees, default 90, some players use 110-130"};
18 cvar_t scr_conalpha = {CVAR_SAVE, "scr_conalpha", "1", "opacity of console background gfx/conback"};
19 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"};
20 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"};
21 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"};
22 cvar_t scr_conbrightness = {CVAR_SAVE, "scr_conbrightness", "1", "brightness of console background (0 = black, 1 = image)"};
23 cvar_t scr_conforcewhiledisconnected = {0, "scr_conforcewhiledisconnected", "1", "forces fullscreen console while disconnected"};
24 cvar_t scr_conscroll_x = {CVAR_SAVE, "scr_conscroll_x", "0", "scroll speed of gfx/conback in x direction"};
25 cvar_t scr_conscroll_y = {CVAR_SAVE, "scr_conscroll_y", "0", "scroll speed of gfx/conback in y direction"};
26 cvar_t scr_conscroll2_x = {CVAR_SAVE, "scr_conscroll2_x", "0", "scroll speed of gfx/conback2 in x direction"};
27 cvar_t scr_conscroll2_y = {CVAR_SAVE, "scr_conscroll2_y", "0", "scroll speed of gfx/conback2 in y direction"};
28 cvar_t scr_conscroll3_x = {CVAR_SAVE, "scr_conscroll3_x", "0", "scroll speed of gfx/conback3 in x direction"};
29 cvar_t scr_conscroll3_y = {CVAR_SAVE, "scr_conscroll3_y", "0", "scroll speed of gfx/conback3 in y direction"};
30 cvar_t scr_menuforcewhiledisconnected = {0, "scr_menuforcewhiledisconnected", "0", "forces menu while disconnected"};
31 cvar_t scr_centertime = {0, "scr_centertime","2", "how long centerprint messages show"};
32 cvar_t scr_showram = {CVAR_SAVE, "showram","1", "show ram icon if low on surface cache memory (not used)"};
33 cvar_t scr_showturtle = {CVAR_SAVE, "showturtle","0", "show turtle icon when framerate is too low"};
34 cvar_t scr_showpause = {CVAR_SAVE, "showpause","1", "show pause icon when game is paused"};
35 cvar_t scr_showbrand = {0, "showbrand","0", "shows gfx/brand.tga in a corner of the screen (different values select different positions, including centered)"};
36 cvar_t scr_printspeed = {0, "scr_printspeed","0", "speed of intermission printing (episode end texts), a value of 0 disables the slow printing"};
37 cvar_t scr_loadingscreen_background = {0, "scr_loadingscreen_background","0", "show the last visible background during loading screen (costs one screenful of video memory)"};
38 cvar_t scr_loadingscreen_scale = {0, "scr_loadingscreen_scale","1", "scale factor of the background"};
39 cvar_t scr_loadingscreen_scale_base = {0, "scr_loadingscreen_scale_base","0", "0 = console pixels, 1 = video pixels"};
40 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"};
41 cvar_t scr_loadingscreen_picture = {CVAR_SAVE, "scr_loadingscreen_picture", "gfx/loading", "picture shown during loading"};
42 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, ...)"};
43 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"};
44 cvar_t scr_loadingscreen_barcolor = {0, "scr_loadingscreen_barcolor", "0 0 1", "rgb color of loadingscreen progress bar"};
45 cvar_t scr_loadingscreen_barheight = {0, "scr_loadingscreen_barheight", "8", "the height of the loadingscreen progress bar"};
46 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)"};
47 cvar_t scr_infobar_height = {0, "scr_infobar_height", "8", "the height of the infobar items"};
48 cvar_t vid_conwidth = {CVAR_SAVE, "vid_conwidth", "640", "virtual width of 2D graphics system"};
49 cvar_t vid_conheight = {CVAR_SAVE, "vid_conheight", "480", "virtual height of 2D graphics system"};
50 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)"};
51 cvar_t scr_screenshot_jpeg = {CVAR_SAVE, "scr_screenshot_jpeg","1", "save jpeg instead of targa"};
52 cvar_t scr_screenshot_jpeg_quality = {CVAR_SAVE, "scr_screenshot_jpeg_quality","0.9", "image quality of saved jpeg"};
53 cvar_t scr_screenshot_png = {CVAR_SAVE, "scr_screenshot_png","0", "save png instead of targa"};
54 cvar_t scr_screenshot_gammaboost = {CVAR_SAVE, "scr_screenshot_gammaboost","1", "gamma correction on saved screenshots and videos, 1.0 saves unmodified images"};
55 cvar_t scr_screenshot_hwgamma = {CVAR_SAVE, "scr_screenshot_hwgamma","1", "apply the video gamma ramp to saved screenshots and videos"};
56 cvar_t scr_screenshot_alpha = {CVAR_SAVE, "scr_screenshot_alpha","0", "try to write an alpha channel to screenshots (debugging feature)"};
57 cvar_t scr_screenshot_timestamp = {CVAR_SAVE, "scr_screenshot_timestamp", "1", "use a timestamp based number of the type YYYYMMDDHHMMSSsss instead of sequential numbering"};
58 // scr_screenshot_name is defined in fs.c
59 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)"};
60 cvar_t cl_capturevideo_demo_stop = {CVAR_SAVE, "cl_capturevideo_demo_stop", "1", "automatically stops video recording when demo ends"};
61 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)"};
62 cvar_t cl_capturevideo_width = {CVAR_SAVE, "cl_capturevideo_width", "0", "scales all frames to this resolution before saving the video"};
63 cvar_t cl_capturevideo_height = {CVAR_SAVE, "cl_capturevideo_height", "0", "scales all frames to this resolution before saving the video"};
64 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"};
65 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)"};
66 cvar_t cl_capturevideo_nameformat = {CVAR_SAVE, "cl_capturevideo_nameformat", "dpvideo", "prefix for saved videos (the date is encoded using strftime escapes)"};
67 cvar_t cl_capturevideo_number = {CVAR_SAVE, "cl_capturevideo_number", "1", "number to append to video filename, incremented each time a capture begins"};
68 cvar_t cl_capturevideo_ogg = {CVAR_SAVE, "cl_capturevideo_ogg", "1", "save captured video data as Ogg/Vorbis/Theora streams"};
69 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)"};
70 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)"};
71 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)"};
72 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)"};
73 cvar_t r_stereo_horizontal = {0, "r_stereo_horizontal", "0", "aspect skewed side by side view for special decoder/display hardware"};
74 cvar_t r_stereo_vertical = {0, "r_stereo_vertical", "0", "aspect skewed top and bottom view for special decoder/display hardware"};
75 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)"};
76 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"};
77 cvar_t r_stereo_redgreen = {0, "r_stereo_redgreen", "0", "red/green anaglyph stereo glasses (for those who don't mind yellow)"};
78 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)"};
79 cvar_t scr_stipple = {0, "scr_stipple", "0", "interlacing-like stippling of the display"};
80 cvar_t scr_refresh = {0, "scr_refresh", "1", "allows you to completely shut off rendering for benchmarking purposes"};
81 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"};
82 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)"};
83 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)"};
84 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"};
85 cvar_t vid_touchscreen_outlinealpha = {0, "vid_touchscreen_outlinealpha", "0.25", "opacity of touchscreen area outlines"};
86 cvar_t vid_touchscreen_overlayalpha = {0, "vid_touchscreen_overlayalpha", "0.25", "opacity of touchscreen area icons"};
87 cvar_t r_speeds_graph = {CVAR_SAVE, "r_speeds_graph", "0", "display a graph of renderer statistics "};
88 cvar_t r_speeds_graph_filter[8] =
89 {
90         {CVAR_SAVE, "r_speeds_graph_filter_r", "timedelta", "Red - display the specified renderer statistic"},
91         {CVAR_SAVE, "r_speeds_graph_filter_g", "batch_batches", "Green - display the specified renderer statistic"},
92         {CVAR_SAVE, "r_speeds_graph_filter_b", "batch_triangles", "Blue - display the specified renderer statistic"},
93         {CVAR_SAVE, "r_speeds_graph_filter_y", "fast_triangles", "Yellow - display the specified renderer statistic"},
94         {CVAR_SAVE, "r_speeds_graph_filter_c", "copytriangles_triangles", "Cyan - display the specified renderer statistic"},
95         {CVAR_SAVE, "r_speeds_graph_filter_m", "dynamic_triangles", "Magenta - display the specified renderer statistic"},
96         {CVAR_SAVE, "r_speeds_graph_filter_w", "animcache_shade_vertices", "White - display the specified renderer statistic"},
97         {CVAR_SAVE, "r_speeds_graph_filter_o", "animcache_shape_vertices", "Orange - display the specified renderer statistic"},
98 };
99 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"};
100 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"};
101 cvar_t r_speeds_graph_x = {CVAR_SAVE, "r_speeds_graph_x", "0", "position of graph"};
102 cvar_t r_speeds_graph_y = {CVAR_SAVE, "r_speeds_graph_y", "0", "position of graph"};
103 cvar_t r_speeds_graph_width = {CVAR_SAVE, "r_speeds_graph_width", "256", "size of graph"};
104 cvar_t r_speeds_graph_height = {CVAR_SAVE, "r_speeds_graph_height", "128", "size of graph"};
105
106
107
108 extern cvar_t v_glslgamma;
109 extern cvar_t sbar_info_pos;
110 extern cvar_t r_fog_clear;
111 #define WANT_SCREENSHOT_HWGAMMA (scr_screenshot_hwgamma.integer && vid_usinghwgamma)
112
113 int jpeg_supported = false;
114
115 qboolean        scr_initialized;                // ready to draw
116
117 float           scr_con_current;
118 int                     scr_con_margin_bottom;
119
120 extern int      con_vislines;
121
122 static void SCR_ScreenShot_f (void);
123 static void R_Envmap_f (void);
124
125 // backend
126 void R_ClearScreen(qboolean fogcolor);
127
128 /*
129 ===============================================================================
130
131 CENTER PRINTING
132
133 ===============================================================================
134 */
135
136 char            scr_centerstring[MAX_INPUTLINE];
137 float           scr_centertime_start;   // for slow victory printing
138 float           scr_centertime_off;
139 int                     scr_center_lines;
140 int                     scr_erase_lines;
141 int                     scr_erase_center;
142 char        scr_infobarstring[MAX_INPUTLINE];
143 float       scr_infobartime_off;
144
145 /*
146 ==============
147 SCR_CenterPrint
148
149 Called for important messages that should stay in the center of the screen
150 for a few moments
151 ==============
152 */
153 void SCR_CenterPrint(const char *str)
154 {
155         strlcpy (scr_centerstring, str, sizeof (scr_centerstring));
156         scr_centertime_off = scr_centertime.value;
157         scr_centertime_start = cl.time;
158
159 // count the number of lines for centering
160         scr_center_lines = 1;
161         while (*str)
162         {
163                 if (*str == '\n')
164                         scr_center_lines++;
165                 str++;
166         }
167 }
168
169
170 static void SCR_DrawCenterString (void)
171 {
172         char    *start;
173         int             x, y;
174         int             remaining;
175         int             color;
176
177         if(cl.intermission == 2) // in finale,
178                 if(sb_showscores) // make TAB hide the finale message (sb_showscores overrides finale in sbar.c)
179                         return;
180
181         if(scr_centertime.value <= 0 && !cl.intermission)
182                 return;
183
184 // the finale prints the characters one at a time, except if printspeed is an absurdly high value
185         if (cl.intermission && scr_printspeed.value > 0 && scr_printspeed.value < 1000000)
186                 remaining = (int)(scr_printspeed.value * (cl.time - scr_centertime_start));
187         else
188                 remaining = 9999;
189
190         scr_erase_center = 0;
191         start = scr_centerstring;
192
193         if (remaining < 1)
194                 return;
195
196         if (scr_center_lines <= 4)
197                 y = (int)(vid_conheight.integer*0.35);
198         else
199                 y = 48;
200
201         color = -1;
202         do
203         {
204                 // scan the number of characters on the line, not counting color codes
205                 char *newline = strchr(start, '\n');
206                 int l = newline ? (newline - start) : (int)strlen(start);
207                 float width = DrawQ_TextWidth(start, l, 8, 8, false, FONT_CENTERPRINT);
208
209                 x = (int) (vid_conwidth.integer - width)/2;
210                 if (l > 0)
211                 {
212                         if (remaining < l)
213                                 l = remaining;
214                         DrawQ_String(x, y, start, l, 8, 8, 1, 1, 1, 1, 0, &color, false, FONT_CENTERPRINT);
215                         remaining -= l;
216                         if (remaining <= 0)
217                                 return;
218                 }
219                 y += 8;
220
221                 if (!newline)
222                         break;
223                 start = newline + 1; // skip the \n
224         } while (1);
225 }
226
227 static void SCR_CheckDrawCenterString (void)
228 {
229         if (scr_center_lines > scr_erase_lines)
230                 scr_erase_lines = scr_center_lines;
231
232         if (cl.time > cl.oldtime)
233                 scr_centertime_off -= cl.time - cl.oldtime;
234
235         // don't draw if this is a normal stats-screen intermission,
236         // only if it is not an intermission, or a finale intermission
237         if (cl.intermission == 1)
238                 return;
239         if (scr_centertime_off <= 0 && !cl.intermission)
240                 return;
241         if (key_dest != key_game)
242                 return;
243
244         SCR_DrawCenterString ();
245 }
246
247 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)
248 {
249         netgraphitem_t *graph;
250         int j, x, y, numlines;
251         int totalbytes = 0;
252         char bytesstring[128];
253         float g[NETGRAPH_PACKETS][7];
254         float *a;
255         float *b;
256         r_vertexgeneric_t vertex[(NETGRAPH_PACKETS+2)*6*2];
257         r_vertexgeneric_t *v;
258         DrawQ_Fill(graphx, graphy, graphwidth, graphheight + textsize * 2, 0, 0, 0, 0.5, 0);
259         // draw the bar graph itself
260         memset(g, 0, sizeof(g));
261         for (j = 0;j < NETGRAPH_PACKETS;j++)
262         {
263                 graph = netgraph + j;
264                 g[j][0] = 1.0f - 0.25f * (realtime - graph->time);
265                 g[j][1] = 1.0f;
266                 g[j][2] = 1.0f;
267                 g[j][3] = 1.0f;
268                 g[j][4] = 1.0f;
269                 g[j][5] = 1.0f;
270                 g[j][6] = 1.0f;
271                 if (graph->unreliablebytes == NETGRAPH_LOSTPACKET)
272                         g[j][1] = 0.00f;
273                 else if (graph->unreliablebytes == NETGRAPH_CHOKEDPACKET)
274                         g[j][2] = 0.90f;
275                 else
276                 {
277                         if(netgraph[j].time >= netgraph[(j+NETGRAPH_PACKETS-1)%NETGRAPH_PACKETS].time)
278                                 if(graph->unreliablebytes + graph->reliablebytes + graph->ackbytes >= graphlimit * (netgraph[j].time - netgraph[(j+NETGRAPH_PACKETS-1)%NETGRAPH_PACKETS].time))
279                                         g[j][2] = 0.98f;
280                         g[j][3] = 1.0f    - graph->unreliablebytes * graphscale;
281                         g[j][4] = g[j][3] - graph->reliablebytes   * graphscale;
282                         g[j][5] = g[j][4] - graph->ackbytes        * graphscale;
283                         // count bytes in the last second
284                         if (realtime - graph->time < 1.0f)
285                                 totalbytes += graph->unreliablebytes + graph->reliablebytes + graph->ackbytes;
286                 }
287                 if(graph->cleartime >= 0)
288                         g[j][6] = 0.5f + 0.5f * (2.0 / M_PI) * atan((M_PI / 2.0) * (graph->cleartime - graph->time));
289                 g[j][1] = bound(0.0f, g[j][1], 1.0f);
290                 g[j][2] = bound(0.0f, g[j][2], 1.0f);
291                 g[j][3] = bound(0.0f, g[j][3], 1.0f);
292                 g[j][4] = bound(0.0f, g[j][4], 1.0f);
293                 g[j][5] = bound(0.0f, g[j][5], 1.0f);
294                 g[j][6] = bound(0.0f, g[j][6], 1.0f);
295         }
296         // render the lines for the graph
297         numlines = 0;
298         v = vertex;
299         for (j = 0;j < NETGRAPH_PACKETS;j++)
300         {
301                 a = g[j];
302                 b = g[(j+1)%NETGRAPH_PACKETS];
303                 if (a[0] < 0.0f || b[0] > 1.0f || b[0] < a[0])
304                         continue;
305                 VectorSet(v->vertex3f, graphx + graphwidth * a[0], graphy + graphheight * a[2], 0.0f);Vector4Set(v->color4f, 1.0f, 1.0f, 0.0f, 1.0f);Vector2Set(v->texcoord2f, 0.0f, 0.0f);v++;
306                 VectorSet(v->vertex3f, graphx + graphwidth * b[0], graphy + graphheight * b[2], 0.0f);Vector4Set(v->color4f, 1.0f, 1.0f, 0.0f, 1.0f);Vector2Set(v->texcoord2f, 0.0f, 0.0f);v++;
307
308                 VectorSet(v->vertex3f, graphx + graphwidth * a[0], graphy + graphheight * a[1], 0.0f);Vector4Set(v->color4f, 1.0f, 0.0f, 0.0f, 1.0f);Vector2Set(v->texcoord2f, 0.0f, 0.0f);v++;
309                 VectorSet(v->vertex3f, graphx + graphwidth * b[0], graphy + graphheight * b[1], 0.0f);Vector4Set(v->color4f, 1.0f, 0.0f, 0.0f, 1.0f);Vector2Set(v->texcoord2f, 0.0f, 0.0f);v++;
310
311                 VectorSet(v->vertex3f, graphx + graphwidth * a[0], graphy + graphheight * a[5], 0.0f);Vector4Set(v->color4f, 0.0f, 1.0f, 0.0f, 1.0f);Vector2Set(v->texcoord2f, 0.0f, 0.0f);v++;
312                 VectorSet(v->vertex3f, graphx + graphwidth * b[0], graphy + graphheight * b[5], 0.0f);Vector4Set(v->color4f, 0.0f, 1.0f, 0.0f, 1.0f);Vector2Set(v->texcoord2f, 0.0f, 0.0f);v++;
313
314                 VectorSet(v->vertex3f, graphx + graphwidth * a[0], graphy + graphheight * a[4], 0.0f);Vector4Set(v->color4f, 1.0f, 1.0f, 1.0f, 1.0f);Vector2Set(v->texcoord2f, 0.0f, 0.0f);v++;
315                 VectorSet(v->vertex3f, graphx + graphwidth * b[0], graphy + graphheight * b[4], 0.0f);Vector4Set(v->color4f, 1.0f, 1.0f, 1.0f, 1.0f);Vector2Set(v->texcoord2f, 0.0f, 0.0f);v++;
316
317                 VectorSet(v->vertex3f, graphx + graphwidth * a[0], graphy + graphheight * a[3], 0.0f);Vector4Set(v->color4f, 1.0f, 0.5f, 0.0f, 1.0f);Vector2Set(v->texcoord2f, 0.0f, 0.0f);v++;
318                 VectorSet(v->vertex3f, graphx + graphwidth * b[0], graphy + graphheight * b[3], 0.0f);Vector4Set(v->color4f, 1.0f, 0.5f, 0.0f, 1.0f);Vector2Set(v->texcoord2f, 0.0f, 0.0f);v++;
319
320                 VectorSet(v->vertex3f, graphx + graphwidth * a[0], graphy + graphheight * a[6], 0.0f);Vector4Set(v->color4f, 0.0f, 0.0f, 1.0f, 1.0f);Vector2Set(v->texcoord2f, 0.0f, 0.0f);v++;
321                 VectorSet(v->vertex3f, graphx + graphwidth * b[0], graphy + graphheight * b[6], 0.0f);Vector4Set(v->color4f, 0.0f, 0.0f, 1.0f, 1.0f);Vector2Set(v->texcoord2f, 0.0f, 0.0f);v++;
322
323                 numlines += 6;
324         }
325         if (numlines > 0)
326         {
327                 R_Mesh_PrepareVertices_Generic(numlines*2, vertex, NULL, 0);
328                 DrawQ_Lines(0.0f, numlines, 0, false);
329         }
330         x = graphx;
331         y = graphy + graphheight;
332         dpsnprintf(bytesstring, sizeof(bytesstring), "%i", totalbytes);
333         DrawQ_String(x, y, label      , 0, textsize, textsize, 1.0f, 1.0f, 1.0f, 1.0f, 0, NULL, false, FONT_DEFAULT);y += textsize;
334         DrawQ_String(x, y, bytesstring, 0, textsize, textsize, 1.0f, 1.0f, 1.0f, 1.0f, 0, NULL, false, FONT_DEFAULT);y += textsize;
335 }
336
337 /*
338 ==============
339 SCR_DrawNetGraph
340 ==============
341 */
342 static void SCR_DrawNetGraph (void)
343 {
344         int i, separator1, separator2, graphwidth, graphheight, netgraph_x, netgraph_y, textsize, index, netgraphsperrow, graphlimit;
345         float graphscale;
346         netconn_t *c;
347         char vabuf[1024];
348
349         if (cls.state != ca_connected)
350                 return;
351         if (!cls.netcon)
352                 return;
353         if (!shownetgraph.integer)
354                 return;
355
356         separator1 = 2;
357         separator2 = 4;
358         textsize = 8;
359         graphwidth = 120;
360         graphheight = 70;
361         graphscale = 1.0f / 1500.0f;
362         graphlimit = cl_rate.integer;
363
364         netgraphsperrow = (vid_conwidth.integer + separator2) / (graphwidth * 2 + separator1 + separator2);
365         netgraphsperrow = max(netgraphsperrow, 1);
366
367         index = 0;
368         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (graphwidth * 2 + separator1 + separator2);
369         netgraph_y = (vid_conheight.integer - 48 - sbar_info_pos.integer + separator2) - (1 + (index / netgraphsperrow)) * (graphheight + textsize + separator2);
370         c = cls.netcon;
371         SCR_DrawNetGraph_DrawGraph(netgraph_x                          , netgraph_y, graphwidth, graphheight, graphscale, graphlimit, "incoming", textsize, c->incoming_packetcounter, c->incoming_netgraph);
372         SCR_DrawNetGraph_DrawGraph(netgraph_x + graphwidth + separator1, netgraph_y, graphwidth, graphheight, graphscale, graphlimit, "outgoing", textsize, c->outgoing_packetcounter, c->outgoing_netgraph);
373         index++;
374
375         if (sv.active && shownetgraph.integer >= 2)
376         {
377                 for (i = 0;i < svs.maxclients;i++)
378                 {
379                         c = svs.clients[i].netconnection;
380                         if (!c)
381                                 continue;
382                         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (graphwidth * 2 + separator1 + separator2);
383                         netgraph_y = (vid_conheight.integer - 48 + separator2) - (1 + (index / netgraphsperrow)) * (graphheight + textsize + separator2);
384                         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);
385                         SCR_DrawNetGraph_DrawGraph(netgraph_x + graphwidth + separator1, netgraph_y, graphwidth, graphheight, graphscale, graphlimit, ""                           , textsize, c->incoming_packetcounter, c->incoming_netgraph);
386                         index++;
387                 }
388         }
389 }
390
391 /*
392 ==============
393 SCR_DrawTurtle
394 ==============
395 */
396 static void SCR_DrawTurtle (void)
397 {
398         static int      count;
399
400         if (cls.state != ca_connected)
401                 return;
402
403         if (!scr_showturtle.integer)
404                 return;
405
406         if (cl.realframetime < 0.1)
407         {
408                 count = 0;
409                 return;
410         }
411
412         count++;
413         if (count < 3)
414                 return;
415
416         DrawQ_Pic (0, 0, Draw_CachePic ("gfx/turtle"), 0, 0, 1, 1, 1, 1, 0);
417 }
418
419 /*
420 ==============
421 SCR_DrawNet
422 ==============
423 */
424 static void SCR_DrawNet (void)
425 {
426         if (cls.state != ca_connected)
427                 return;
428         if (realtime - cl.last_received_message < 0.3)
429                 return;
430         if (cls.demoplayback)
431                 return;
432
433         DrawQ_Pic (64, 0, Draw_CachePic ("gfx/net"), 0, 0, 1, 1, 1, 1, 0);
434 }
435
436 /*
437 ==============
438 DrawPause
439 ==============
440 */
441 static void SCR_DrawPause (void)
442 {
443         cachepic_t      *pic;
444
445         if (cls.state != ca_connected)
446                 return;
447
448         if (!scr_showpause.integer)             // turn off for screenshots
449                 return;
450
451         if (!cl.paused)
452                 return;
453
454         pic = Draw_CachePic ("gfx/pause");
455         DrawQ_Pic ((vid_conwidth.integer - pic->width)/2, (vid_conheight.integer - pic->height)/2, pic, 0, 0, 1, 1, 1, 1, 0);
456 }
457
458 /*
459 ==============
460 SCR_DrawBrand
461 ==============
462 */
463 static void SCR_DrawBrand (void)
464 {
465         cachepic_t      *pic;
466         float           x, y;
467
468         if (!scr_showbrand.value)
469                 return;
470
471         pic = Draw_CachePic ("gfx/brand");
472
473         switch ((int)scr_showbrand.value)
474         {
475         case 1: // bottom left
476                 x = 0;
477                 y = vid_conheight.integer - pic->height;
478                 break;
479         case 2: // bottom centre
480                 x = (vid_conwidth.integer - pic->width) / 2;
481                 y = vid_conheight.integer - pic->height;
482                 break;
483         case 3: // bottom right
484                 x = vid_conwidth.integer - pic->width;
485                 y = vid_conheight.integer - pic->height;
486                 break;
487         case 4: // centre right
488                 x = vid_conwidth.integer - pic->width;
489                 y = (vid_conheight.integer - pic->height) / 2;
490                 break;
491         case 5: // top right
492                 x = vid_conwidth.integer - pic->width;
493                 y = 0;
494                 break;
495         case 6: // top centre
496                 x = (vid_conwidth.integer - pic->width) / 2;
497                 y = 0;
498                 break;
499         case 7: // top left
500                 x = 0;
501                 y = 0;
502                 break;
503         case 8: // centre left
504                 x = 0;
505                 y = (vid_conheight.integer - pic->height) / 2;
506                 break;
507         default:
508                 return;
509         }
510
511         DrawQ_Pic (x, y, pic, 0, 0, 1, 1, 1, 1, 0);
512 }
513
514 /*
515 ==============
516 SCR_DrawQWDownload
517 ==============
518 */
519 static int SCR_DrawQWDownload(int offset)
520 {
521         // sync with SCR_InfobarHeight
522         int len;
523         float x, y;
524         float size = scr_infobar_height.value;
525         char temp[256];
526
527         if (!cls.qw_downloadname[0])
528         {
529                 cls.qw_downloadspeedrate = 0;
530                 cls.qw_downloadspeedtime = realtime;
531                 cls.qw_downloadspeedcount = 0;
532                 return 0;
533         }
534         if (realtime >= cls.qw_downloadspeedtime + 1)
535         {
536                 cls.qw_downloadspeedrate = cls.qw_downloadspeedcount;
537                 cls.qw_downloadspeedtime = realtime;
538                 cls.qw_downloadspeedcount = 0;
539         }
540         if (cls.protocol == PROTOCOL_QUAKEWORLD)
541                 dpsnprintf(temp, sizeof(temp), "Downloading %s %3i%% (%i) at %i bytes/s", cls.qw_downloadname, cls.qw_downloadpercent, cls.qw_downloadmemorycursize, cls.qw_downloadspeedrate);
542         else
543                 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);
544         len = (int)strlen(temp);
545         x = (vid_conwidth.integer - DrawQ_TextWidth(temp, len, size, size, true, FONT_INFOBAR)) / 2;
546         y = vid_conheight.integer - size - offset;
547         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
548         DrawQ_String(x, y, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
549         return size;
550 }
551 /*
552 ==============
553 SCR_DrawInfobarString
554 ==============
555 */
556 static int SCR_DrawInfobarString(int offset)
557 {
558         int len;
559         float x, y;
560         float size = scr_infobar_height.value;
561
562         len = (int)strlen(scr_infobarstring);
563         x = (vid_conwidth.integer - DrawQ_TextWidth(scr_infobarstring, len, size, size, false, FONT_INFOBAR)) / 2;
564         y = vid_conheight.integer - size - offset;
565         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
566         DrawQ_String(x, y, scr_infobarstring, len, size, size, 1, 1, 1, 1, 0, NULL, false, FONT_INFOBAR);
567         return size;
568 }
569
570 /*
571 ==============
572 SCR_DrawCurlDownload
573 ==============
574 */
575 static int SCR_DrawCurlDownload(int offset)
576 {
577         // sync with SCR_InfobarHeight
578         int len;
579         int nDownloads;
580         int i;
581         float x, y;
582         float size = scr_infobar_height.value;
583         Curl_downloadinfo_t *downinfo;
584         char temp[256];
585         char addinfobuf[128];
586         const char *addinfo;
587
588         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo, addinfobuf, sizeof(addinfobuf));
589         if(!downinfo)
590                 return 0;
591
592         y = vid_conheight.integer - size * nDownloads - offset;
593
594         if(addinfo)
595         {
596                 len = (int)strlen(addinfo);
597                 x = (vid_conwidth.integer - DrawQ_TextWidth(addinfo, len, size, size, true, FONT_INFOBAR)) / 2;
598                 DrawQ_Fill(0, y - size, vid_conwidth.integer, size, 1, 1, 1, cls.signon == SIGNONS ? 0.8 : 1, 0);
599                 DrawQ_String(x, y - size, addinfo, len, size, size, 0, 0, 0, 1, 0, NULL, true, FONT_INFOBAR);
600         }
601
602         for(i = 0; i != nDownloads; ++i)
603         {
604                 if(downinfo[i].queued)
605                         dpsnprintf(temp, sizeof(temp), "Still in queue: %s", downinfo[i].filename);
606                 else if(downinfo[i].progress <= 0)
607                         dpsnprintf(temp, sizeof(temp), "Downloading %s ...  ???.?%% @ %.1f KiB/s", downinfo[i].filename, downinfo[i].speed / 1024.0);
608                 else
609                         dpsnprintf(temp, sizeof(temp), "Downloading %s ...  %5.1f%% @ %.1f KiB/s", downinfo[i].filename, 100.0 * downinfo[i].progress, downinfo[i].speed / 1024.0);
610                 len = (int)strlen(temp);
611                 x = (vid_conwidth.integer - DrawQ_TextWidth(temp, len, size, size, true, FONT_INFOBAR)) / 2;
612                 DrawQ_Fill(0, y + i * size, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
613                 DrawQ_String(x, y + i * size, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
614         }
615
616         Z_Free(downinfo);
617
618         return size * (nDownloads + (addinfo ? 1 : 0));
619 }
620
621 /*
622 ==============
623 SCR_DrawInfobar
624 ==============
625 */
626 static void SCR_DrawInfobar(void)
627 {
628         int offset = 0;
629         offset += SCR_DrawQWDownload(offset);
630         offset += SCR_DrawCurlDownload(offset);
631         if(scr_infobartime_off > 0)
632                 offset += SCR_DrawInfobarString(offset);
633         if(offset != scr_con_margin_bottom)
634                 Con_DPrintf("broken console margin calculation: %d != %d\n", offset, scr_con_margin_bottom);
635 }
636
637 static int SCR_InfobarHeight(void)
638 {
639         int offset = 0;
640         Curl_downloadinfo_t *downinfo;
641         const char *addinfo;
642         int nDownloads;
643         char addinfobuf[128];
644
645         if (cl.time > cl.oldtime)
646                 scr_infobartime_off -= cl.time - cl.oldtime;
647         if(scr_infobartime_off > 0)
648                 offset += 1;
649         if(cls.qw_downloadname[0])
650                 offset += 1;
651
652         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo, addinfobuf, sizeof(addinfobuf));
653         if(downinfo)
654         {
655                 offset += (nDownloads + (addinfo ? 1 : 0));
656                 Z_Free(downinfo);
657         }
658         offset *= scr_infobar_height.value;
659
660         return offset;
661 }
662
663 /*
664 ==============
665 SCR_InfoBar_f
666 ==============
667 */
668 static void SCR_InfoBar_f(void)
669 {
670         if(Cmd_Argc() == 3)
671         {
672                 scr_infobartime_off = atof(Cmd_Argv(1));
673                 strlcpy(scr_infobarstring, Cmd_Argv(2), sizeof(scr_infobarstring));
674         }
675         else
676         {
677                 Con_Printf("usage:\ninfobar expiretime \"string\"\n");
678         }
679 }
680 //=============================================================================
681
682 /*
683 ==================
684 SCR_SetUpToDrawConsole
685 ==================
686 */
687 static void SCR_SetUpToDrawConsole (void)
688 {
689         // lines of console to display
690         float conlines;
691         static int framecounter = 0;
692
693         Con_CheckResize ();
694
695         if (scr_menuforcewhiledisconnected.integer && key_dest == key_game && cls.state == ca_disconnected)
696         {
697                 if (framecounter >= 2)
698                         MR_ToggleMenu(1);
699                 else
700                         framecounter++;
701         }
702         else
703                 framecounter = 0;
704
705         if (scr_conforcewhiledisconnected.integer && key_dest == key_game && cls.signon != SIGNONS)
706                 key_consoleactive |= KEY_CONSOLEACTIVE_FORCED;
707         else
708                 key_consoleactive &= ~KEY_CONSOLEACTIVE_FORCED;
709
710 // decide on the height of the console
711         if (key_consoleactive & KEY_CONSOLEACTIVE_USER)
712                 conlines = vid_conheight.integer/2;     // half screen
713         else
714                 conlines = 0;                           // none visible
715
716         scr_con_current = conlines;
717 }
718
719 /*
720 ==================
721 SCR_DrawConsole
722 ==================
723 */
724 void SCR_DrawConsole (void)
725 {
726         scr_con_margin_bottom = SCR_InfobarHeight();
727         if (key_consoleactive & KEY_CONSOLEACTIVE_FORCED)
728         {
729                 // full screen
730                 Con_DrawConsole (vid_conheight.integer - scr_con_margin_bottom);
731         }
732         else if (scr_con_current)
733                 Con_DrawConsole (min((int)scr_con_current, vid_conheight.integer - scr_con_margin_bottom));
734         else
735                 con_vislines = 0;
736 }
737
738 /*
739 ===============
740 SCR_BeginLoadingPlaque
741
742 ================
743 */
744 void SCR_BeginLoadingPlaque (qboolean startup)
745 {
746         // save console log up to this point to log_file if it was set by configs
747         Log_Start();
748
749         Host_StartVideo();
750         SCR_UpdateLoadingScreen(false, startup);
751 }
752
753 //=============================================================================
754
755 const char *r_stat_name[r_stat_count] =
756 {
757         "timedelta",
758         "quality",
759         "renders",
760         "entities",
761         "entities_surfaces",
762         "entities_triangles",
763         "world_leafs",
764         "world_portals",
765         "world_surfaces",
766         "world_triangles",
767         "lightmapupdates",
768         "lightmapupdatepixels",
769         "particles",
770         "drawndecals",
771         "totaldecals",
772         "draws",
773         "draws_vertices",
774         "draws_elements",
775         "lights",
776         "lights_clears",
777         "lights_scissored",
778         "lights_lighttriangles",
779         "lights_shadowtriangles",
780         "lights_dynamicshadowtriangles",
781         "bouncegrid_lights",
782         "bouncegrid_particles",
783         "bouncegrid_traces",
784         "bouncegrid_hits",
785         "bouncegrid_splats",
786         "bouncegrid_bounces",
787         "photoncache_animated",
788         "photoncache_cached",
789         "photoncache_traced",
790         "bloom",
791         "bloom_copypixels",
792         "bloom_drawpixels",
793         "indexbufferuploadcount",
794         "indexbufferuploadsize",
795         "vertexbufferuploadcount",
796         "vertexbufferuploadsize",
797         "framedatacurrent",
798         "framedatasize",
799         "bufferdatacurrent_vertex", // R_BUFFERDATA_ types are added to this index
800         "bufferdatacurrent_index16",
801         "bufferdatacurrent_index32",
802         "bufferdatacurrent_uniform",
803         "bufferdatasize_vertex", // R_BUFFERDATA_ types are added to this index
804         "bufferdatasize_index16",
805         "bufferdatasize_index32",
806         "bufferdatasize_uniform",
807         "animcache_vertexmesh_count",
808         "animcache_vertexmesh_vertices",
809         "animcache_vertexmesh_maxvertices",
810         "animcache_skeletal_count",
811         "animcache_skeletal_bones",
812         "animcache_skeletal_maxbones",
813         "animcache_shade_count",
814         "animcache_shade_vertices",
815         "animcache_shade_maxvertices",
816         "animcache_shape_count",
817         "animcache_shape_vertices",
818         "animcache_shape_maxvertices",
819         "batch_batches",
820         "batch_withgaps",
821         "batch_surfaces",
822         "batch_vertices",
823         "batch_triangles",
824         "fast_batches",
825         "fast_surfaces",
826         "fast_vertices",
827         "fast_triangles",
828         "copytriangles_batches",
829         "copytriangles_surfaces",
830         "copytriangles_vertices",
831         "copytriangles_triangles",
832         "dynamic_batches",
833         "dynamic_surfaces",
834         "dynamic_vertices",
835         "dynamic_triangles",
836         "dynamicskeletal_batches",
837         "dynamicskeletal_surfaces",
838         "dynamicskeletal_vertices",
839         "dynamicskeletal_triangles",
840         "dynamic_batches_because_cvar",
841         "dynamic_surfaces_because_cvar",
842         "dynamic_vertices_because_cvar",
843         "dynamic_triangles_because_cvar",
844         "dynamic_batches_because_lightmapvertex",
845         "dynamic_surfaces_because_lightmapvertex",
846         "dynamic_vertices_because_lightmapvertex",
847         "dynamic_triangles_because_lightmapvertex",
848         "dynamic_batches_because_deformvertexes_autosprite",
849         "dynamic_surfaces_because_deformvertexes_autosprite",
850         "dynamic_vertices_because_deformvertexes_autosprite",
851         "dynamic_triangles_because_deformvertexes_autosprite",
852         "dynamic_batches_because_deformvertexes_autosprite2",
853         "dynamic_surfaces_because_deformvertexes_autosprite2",
854         "dynamic_vertices_because_deformvertexes_autosprite2",
855         "dynamic_triangles_because_deformvertexes_autosprite2",
856         "dynamic_batches_because_deformvertexes_normal",
857         "dynamic_surfaces_because_deformvertexes_normal",
858         "dynamic_vertices_because_deformvertexes_normal",
859         "dynamic_triangles_because_deformvertexes_normal",
860         "dynamic_batches_because_deformvertexes_wave",
861         "dynamic_surfaces_because_deformvertexes_wave",
862         "dynamic_vertices_because_deformvertexes_wave",
863         "dynamic_triangles_because_deformvertexes_wave",
864         "dynamic_batches_because_deformvertexes_bulge",
865         "dynamic_surfaces_because_deformvertexes_bulge",
866         "dynamic_vertices_because_deformvertexes_bulge",
867         "dynamic_triangles_because_deformvertexes_bulge",
868         "dynamic_batches_because_deformvertexes_move",
869         "dynamic_surfaces_because_deformvertexes_move",
870         "dynamic_vertices_because_deformvertexes_move",
871         "dynamic_triangles_because_deformvertexes_move",
872         "dynamic_batches_because_tcgen_lightmap",
873         "dynamic_surfaces_because_tcgen_lightmap",
874         "dynamic_vertices_because_tcgen_lightmap",
875         "dynamic_triangles_because_tcgen_lightmap",
876         "dynamic_batches_because_tcgen_vector",
877         "dynamic_surfaces_because_tcgen_vector",
878         "dynamic_vertices_because_tcgen_vector",
879         "dynamic_triangles_because_tcgen_vector",
880         "dynamic_batches_because_tcgen_environment",
881         "dynamic_surfaces_because_tcgen_environment",
882         "dynamic_vertices_because_tcgen_environment",
883         "dynamic_triangles_because_tcgen_environment",
884         "dynamic_batches_because_tcmod_turbulent",
885         "dynamic_surfaces_because_tcmod_turbulent",
886         "dynamic_vertices_because_tcmod_turbulent",
887         "dynamic_triangles_because_tcmod_turbulent",
888         "dynamic_batches_because_interleavedarrays",
889         "dynamic_surfaces_because_interleavedarrays",
890         "dynamic_vertices_because_interleavedarrays",
891         "dynamic_triangles_because_interleavedarrays",
892         "dynamic_batches_because_nogaps",
893         "dynamic_surfaces_because_nogaps",
894         "dynamic_vertices_because_nogaps",
895         "dynamic_triangles_because_nogaps",
896         "dynamic_batches_because_derived",
897         "dynamic_surfaces_because_derived",
898         "dynamic_vertices_because_derived",
899         "dynamic_triangles_because_derived",
900         "entitycache_count",
901         "entitycache_surfaces",
902         "entitycache_vertices",
903         "entitycache_triangles",
904         "entityanimate_count",
905         "entityanimate_surfaces",
906         "entityanimate_vertices",
907         "entityanimate_triangles",
908         "entityskeletal_count",
909         "entityskeletal_surfaces",
910         "entityskeletal_vertices",
911         "entityskeletal_triangles",
912         "entitystatic_count",
913         "entitystatic_surfaces",
914         "entitystatic_vertices",
915         "entitystatic_triangles",
916         "entitycustom_count",
917         "entitycustom_surfaces",
918         "entitycustom_vertices",
919         "entitycustom_triangles",
920 };
921
922 char r_speeds_timestring[4096];
923 int speedstringcount, r_timereport_active;
924 double r_timereport_temp = 0, r_timereport_current = 0, r_timereport_start = 0;
925 int r_speeds_longestitem = 0;
926
927 void R_TimeReport(const char *desc)
928 {
929         char tempbuf[256];
930         int length;
931         int t;
932
933         if (r_speeds.integer < 2 || !r_timereport_active)
934                 return;
935
936         CHECKGLERROR
937         if (r_speeds.integer == 2)
938                 GL_Finish();
939         CHECKGLERROR
940         r_timereport_temp = r_timereport_current;
941         r_timereport_current = Sys_DirtyTime();
942         t = (int) ((r_timereport_current - r_timereport_temp) * 1000000.0 + 0.5);
943
944         length = dpsnprintf(tempbuf, sizeof(tempbuf), "%8i %s", t, desc);
945         length = min(length, (int)sizeof(tempbuf) - 1);
946         if (r_speeds_longestitem < length)
947                 r_speeds_longestitem = length;
948         for (;length < r_speeds_longestitem;length++)
949                 tempbuf[length] = ' ';
950         tempbuf[length] = 0;
951
952         if (speedstringcount + length > (vid_conwidth.integer / 8))
953         {
954                 strlcat(r_speeds_timestring, "\n", sizeof(r_speeds_timestring));
955                 speedstringcount = 0;
956         }
957         strlcat(r_speeds_timestring, tempbuf, sizeof(r_speeds_timestring));
958         speedstringcount += length;
959 }
960
961 static void R_TimeReport_BeginFrame(void)
962 {
963         speedstringcount = 0;
964         r_speeds_timestring[0] = 0;
965         r_timereport_active = false;
966         memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
967
968         if (r_speeds.integer >= 2)
969         {
970                 r_timereport_active = true;
971                 r_timereport_start = r_timereport_current = Sys_DirtyTime();
972         }
973 }
974
975 static int R_CountLeafTriangles(const dp_model_t *model, const mleaf_t *leaf)
976 {
977         int i, triangles = 0;
978         for (i = 0;i < leaf->numleafsurfaces;i++)
979                 triangles += model->data_surfaces[leaf->firstleafsurface[i]].num_triangles;
980         return triangles;
981 }
982
983 #define R_SPEEDS_GRAPH_COLORS 8
984 #define R_SPEEDS_GRAPH_TEXTLENGTH 64
985 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}};
986
987 extern cvar_t r_viewscale;
988 extern float viewscalefpsadjusted;
989 static void R_TimeReport_EndFrame(void)
990 {
991         int i, j, lines, y;
992         cl_locnode_t *loc;
993         char string[1024+4096];
994         mleaf_t *viewleaf;
995         static double oldtime = 0;
996
997         r_refdef.stats[r_stat_timedelta] = (int)((realtime - oldtime) * 1000000.0);
998         oldtime = realtime;
999         r_refdef.stats[r_stat_quality] = (int)(100 * r_refdef.view.quality);
1000
1001         string[0] = 0;
1002         if (r_speeds.integer)
1003         {
1004                 // put the location name in the r_speeds display as it greatly helps
1005                 // when creating loc files
1006                 loc = CL_Locs_FindNearest(cl.movement_origin);
1007                 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;
1008                 dpsnprintf(string, sizeof(string),
1009 "%6ius time delta %s%s %.3f cl.time%2.4f brightness\n"
1010 "%3i renders org:'%+8.2f %+8.2f %+8.2f' dir:'%+2.3f %+2.3f %+2.3f'\n"
1011 "%5i viewleaf%5i cluster%3i area%4i brushes%4i surfaces(%7i triangles)\n"
1012 "%7i surfaces%7i triangles %5i entities (%7i surfaces%7i triangles)\n"
1013 "%5i leafs%5i portals%6i/%6i particles%6i/%6i decals %3i%% quality\n"
1014 "%7i lightmap updates (%7i pixels)%8i/%8i framedata\n"
1015 "%4i lights%4i clears%4i scissored%7i light%7i shadow%7i dynamic\n"
1016 "bouncegrid:%4i lights%6i particles%6i traces%6i hits%6i splats%6i bounces\n"
1017 "photon cache efficiency:%6i cached%6i traced%6ianimated\n"
1018 "%6i draws%8i vertices%8i triangles bloompixels%8i copied%8i drawn\n"
1019 "updated%5i indexbuffers%8i bytes%5i vertexbuffers%8i bytes\n"
1020 "animcache%5ib gpuskeletal%7i vertices (%7i with normals)\n"
1021 "fastbatch%5i count%5i surfaces%7i vertices %7i triangles\n"
1022 "copytris%5i count%5i surfaces%7i vertices %7i triangles\n"
1023 "dynamic%5i count%5i surfaces%7i vertices%7i triangles\n"
1024 "%s"
1025 , r_refdef.stats[r_stat_timedelta], loc ? "Location: " : "", loc ? loc->name : "", cl.time, r_refdef.view.colorscale
1026 , 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]
1027 , 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
1028 , 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]
1029 , 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]
1030 , r_refdef.stats[r_stat_lightmapupdates], r_refdef.stats[r_stat_lightmapupdatepixels], r_refdef.stats[r_stat_framedatacurrent], r_refdef.stats[r_stat_framedatasize]
1031 , 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]
1032 , 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]
1033 , r_refdef.stats[r_stat_photoncache_cached], r_refdef.stats[r_stat_photoncache_traced], r_refdef.stats[r_stat_photoncache_animated]
1034 , 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]
1035 , r_refdef.stats[r_stat_indexbufferuploadcount], r_refdef.stats[r_stat_indexbufferuploadsize], r_refdef.stats[r_stat_vertexbufferuploadcount], r_refdef.stats[r_stat_vertexbufferuploadsize]
1036 , r_refdef.stats[r_stat_animcache_skeletal_bones], r_refdef.stats[r_stat_animcache_shape_vertices], r_refdef.stats[r_stat_animcache_shade_vertices]
1037 , 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]
1038 , 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]
1039 , 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]
1040 , r_speeds_timestring);
1041         }
1042
1043         speedstringcount = 0;
1044         r_speeds_timestring[0] = 0;
1045         r_timereport_active = false;
1046
1047         if (r_speeds.integer >= 2)
1048         {
1049                 r_timereport_active = true;
1050                 r_timereport_start = r_timereport_current = Sys_DirtyTime();
1051         }
1052
1053         if (string[0])
1054         {
1055                 if (string[strlen(string)-1] == '\n')
1056                         string[strlen(string)-1] = 0;
1057                 lines = 1;
1058                 for (i = 0;string[i];i++)
1059                         if (string[i] == '\n')
1060                                 lines++;
1061                 y = vid_conheight.integer - sb_lines - lines * 8;
1062                 i = j = 0;
1063                 r_draw2d_force = true;
1064                 DrawQ_Fill(0, y, vid_conwidth.integer, lines * 8, 0, 0, 0, 0.5, 0);
1065                 while (string[i])
1066                 {
1067                         j = i;
1068                         while (string[i] && string[i] != '\n')
1069                                 i++;
1070                         if (i - j > 0)
1071                                 DrawQ_String(0, y, string + j, i - j, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);
1072                         if (string[i] == '\n')
1073                                 i++;
1074                         y += 8;
1075                 }
1076                 r_draw2d_force = false;
1077         }
1078
1079         if (r_speeds_graph_length.integer != bound(4, r_speeds_graph_length.integer, 8192))
1080                 Cvar_SetValueQuick(&r_speeds_graph_length, bound(4, r_speeds_graph_length.integer, 8192));
1081         if (fabs(r_speeds_graph_seconds.value - bound(0.1f, r_speeds_graph_seconds.value, 120.0f)) > 0.01f)
1082                 Cvar_SetValueQuick(&r_speeds_graph_seconds, bound(0.1f, r_speeds_graph_seconds.value, 120.0f));
1083         if (r_speeds_graph.integer)
1084         {
1085                 // if we currently have no graph data, reset the graph data entirely
1086                 if (!cls.r_speeds_graph_data)
1087                         for (i = 0;i < r_stat_count;i++)
1088                                 cls.r_speeds_graph_datamin[i] = cls.r_speeds_graph_datamax[i] = r_refdef.stats[i];
1089                 if (cls.r_speeds_graph_length != r_speeds_graph_length.integer)
1090                 {
1091                         int i, stat, index, d, graph_length, *graph_data;
1092                         cls.r_speeds_graph_length = r_speeds_graph_length.integer;
1093                         cls.r_speeds_graph_current = 0;
1094                         if (cls.r_speeds_graph_data)
1095                                 Mem_Free(cls.r_speeds_graph_data);
1096                         cls.r_speeds_graph_data = (int *)Mem_Alloc(cls.permanentmempool, cls.r_speeds_graph_length * sizeof(r_refdef.stats));
1097                         // initialize the graph to have the current values throughout history
1098                         graph_data = cls.r_speeds_graph_data;
1099                         graph_length = cls.r_speeds_graph_length;
1100                         index = 0;
1101                         for (stat = 0;stat < r_stat_count;stat++)
1102                         {
1103                                 d = r_refdef.stats[stat];
1104                                 if (stat == r_stat_timedelta)
1105                                         d = 0;
1106                                 for (i = 0;i < graph_length;i++)
1107                                         graph_data[index++] = d;
1108                         }
1109                 }
1110         }
1111         else
1112         {
1113                 if (cls.r_speeds_graph_length)
1114                 {
1115                         cls.r_speeds_graph_length = 0;
1116                         Mem_Free(cls.r_speeds_graph_data);
1117                         cls.r_speeds_graph_data = NULL;
1118                         cls.r_speeds_graph_current = 0;
1119                 }
1120         }
1121
1122         if (cls.r_speeds_graph_length)
1123         {
1124                 char legend[128];
1125                 r_vertexgeneric_t *v;
1126                 int numlines;
1127                 const int *data;
1128                 float x, y, width, height, scalex, scaley;
1129                 int color, stat, stats, index, range_min, range_max;
1130                 int graph_current, graph_length, *graph_data;
1131                 int statindex[R_SPEEDS_GRAPH_COLORS];
1132                 int sum;
1133
1134                 // add current stats to the graph_data
1135                 cls.r_speeds_graph_current++;
1136                 if (cls.r_speeds_graph_current >= cls.r_speeds_graph_length)
1137                         cls.r_speeds_graph_current = 0;
1138                 // poke each new stat into the current offset of its graph
1139                 graph_data = cls.r_speeds_graph_data;
1140                 graph_current = cls.r_speeds_graph_current;
1141                 graph_length = cls.r_speeds_graph_length;
1142                 for (stat = 0;stat < r_stat_count;stat++)
1143                         graph_data[stat * graph_length + graph_current] = r_refdef.stats[stat];
1144
1145                 // update the graph ranges
1146                 for (stat = 0;stat < r_stat_count;stat++)
1147                 {
1148                         if (cls.r_speeds_graph_datamin[stat] > r_refdef.stats[stat])
1149                                 cls.r_speeds_graph_datamin[stat] = r_refdef.stats[stat];
1150                         if (cls.r_speeds_graph_datamax[stat] < r_refdef.stats[stat])
1151                                 cls.r_speeds_graph_datamax[stat] = r_refdef.stats[stat];
1152                 }
1153
1154                 // force 2D drawing to occur even if r_render is 0
1155                 r_draw2d_force = true;
1156
1157                 // position the graph
1158                 width = r_speeds_graph_width.value;
1159                 height = r_speeds_graph_height.value;
1160                 x = bound(0, r_speeds_graph_x.value, vid_conwidth.value - width);
1161                 y = bound(0, r_speeds_graph_y.value, vid_conheight.value - height);
1162
1163                 // fill background with a pattern of gray and black at one second intervals
1164                 scalex = (float)width / (float)r_speeds_graph_seconds.value;
1165                 for (i = 0;i < r_speeds_graph_seconds.integer + 1;i++)
1166                 {
1167                         float x1 = x + width - (i + 1) * scalex;
1168                         float x2 = x + width - i * scalex;
1169                         if (x1 < x)
1170                                 x1 = x;
1171                         if (i & 1)
1172                                 DrawQ_Fill(x1, y, x2 - x1, height, 0.0f, 0.0f, 0.0f, 0.5f, 0);
1173                         else
1174                                 DrawQ_Fill(x1, y, x2 - x1, height, 0.2f, 0.2f, 0.2f, 0.5f, 0);
1175                 }
1176
1177                 // count how many stats match our pattern
1178                 stats = 0;
1179                 color = 0;
1180                 for (color = 0;color < R_SPEEDS_GRAPH_COLORS;color++)
1181                 {
1182                         // look at all stat names and find ones matching the filter
1183                         statindex[color] = -1;
1184                         if (!r_speeds_graph_filter[color].string)
1185                                 continue;
1186                         for (stat = 0;stat < r_stat_count;stat++)
1187                                 if (!strcmp(r_stat_name[stat], r_speeds_graph_filter[color].string))
1188                                         break;
1189                         if (stat >= r_stat_count)
1190                                 continue;
1191                         // record that this color is this stat for the line drawing loop
1192                         statindex[color] = stat;
1193                         // draw the legend text in the background of the graph
1194                         dpsnprintf(legend, sizeof(legend), "%10i :%s", graph_data[stat * graph_length + graph_current], r_stat_name[stat]);
1195                         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);
1196                         // count how many stats we need to graph in vertex buffer
1197                         stats++;
1198                 }
1199
1200                 if (stats)
1201                 {
1202                         // legend text is drawn after the graphs
1203                         // render the graph lines, we'll go back and render the legend text later
1204                         scalex = (float)width / (1000000.0 * r_speeds_graph_seconds.value);
1205                         // get space in a vertex buffer to draw this
1206                         numlines = stats * (graph_length - 1);
1207                         v = R_Mesh_PrepareVertices_Generic_Lock(numlines * 2);
1208                         stats = 0;
1209                         for (color = 0;color < R_SPEEDS_GRAPH_COLORS;color++)
1210                         {
1211                                 // look at all stat names and find ones matching the filter
1212                                 stat = statindex[color];
1213                                 if (stat < 0)
1214                                         continue;
1215                                 // prefer to graph stats with 0 base, but if they are
1216                                 // negative we have no choice
1217                                 range_min = min(cls.r_speeds_graph_datamin[stat], 0);
1218                                 range_max = cls.r_speeds_graph_datamax[stat];
1219                                 // some stats we specifically override the graph scale on
1220                                 if (stat == r_stat_timedelta)
1221                                         range_max = 100000;
1222                                 if (range_max == range_min)
1223                                         range_max++;
1224                                 scaley = height / (range_max - range_min);
1225                                 // generate lines (2 vertices each)
1226                                 // to deal with incomplete data we walk right to left
1227                                 data = graph_data + stat * graph_length;
1228                                 index = graph_current;
1229                                 sum = 0;
1230                                 for (i = 0;i < graph_length - 1;)
1231                                 {
1232                                         v->vertex3f[0] = x + width - sum * scalex;
1233                                         if (v->vertex3f[0] < x)
1234                                                 v->vertex3f[0] = x;
1235                                         v->vertex3f[1] = y + height - (data[index] - range_min) * scaley;
1236                                         v->vertex3f[2] = 0;
1237                                         v->color4f[0] = r_speeds_graph_colors[color][0];
1238                                         v->color4f[1] = r_speeds_graph_colors[color][1];
1239                                         v->color4f[2] = r_speeds_graph_colors[color][2];
1240                                         v->color4f[3] = r_speeds_graph_colors[color][3];
1241                                         v->texcoord2f[0] = 0;
1242                                         v->texcoord2f[1] = 0;
1243                                         v++;
1244                                         sum += graph_data[r_stat_timedelta * graph_length + index];
1245                                         index--;
1246                                         if (index < 0)
1247                                                 index = graph_length - 1;
1248                                         i++;
1249                                         v->vertex3f[0] = x + width - sum * scalex;
1250                                         if (v->vertex3f[0] < x)
1251                                                 v->vertex3f[0] = x;
1252                                         v->vertex3f[1] = y + height - (data[index] - range_min) * scaley;
1253                                         v->vertex3f[2] = 0;
1254                                         v->color4f[0] = r_speeds_graph_colors[color][0];
1255                                         v->color4f[1] = r_speeds_graph_colors[color][1];
1256                                         v->color4f[2] = r_speeds_graph_colors[color][2];
1257                                         v->color4f[3] = r_speeds_graph_colors[color][3];
1258                                         v->texcoord2f[0] = 0;
1259                                         v->texcoord2f[1] = 0;
1260                                         v++;
1261                                 }
1262                         }
1263                         R_Mesh_PrepareVertices_Generic_Unlock();
1264                         DrawQ_Lines(0.0f, numlines, 0, false);
1265                 }
1266
1267                 // return to not drawing anything if r_render is 0
1268                 r_draw2d_force = false;
1269         }
1270
1271         memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
1272 }
1273
1274 /*
1275 =================
1276 SCR_SizeUp_f
1277
1278 Keybinding command
1279 =================
1280 */
1281 static void SCR_SizeUp_f (void)
1282 {
1283         Cvar_SetValue ("viewsize",scr_viewsize.value+10);
1284 }
1285
1286
1287 /*
1288 =================
1289 SCR_SizeDown_f
1290
1291 Keybinding command
1292 =================
1293 */
1294 static void SCR_SizeDown_f (void)
1295 {
1296         Cvar_SetValue ("viewsize",scr_viewsize.value-10);
1297 }
1298
1299 void SCR_CaptureVideo_EndVideo(void);
1300 void CL_Screen_Shutdown(void)
1301 {
1302         SCR_CaptureVideo_EndVideo();
1303 }
1304
1305 void CL_Screen_Init(void)
1306 {
1307         int i;
1308         Cvar_RegisterVariable (&scr_fov);
1309         Cvar_RegisterVariable (&scr_viewsize);
1310         Cvar_RegisterVariable (&scr_conalpha);
1311         Cvar_RegisterVariable (&scr_conalphafactor);
1312         Cvar_RegisterVariable (&scr_conalpha2factor);
1313         Cvar_RegisterVariable (&scr_conalpha3factor);
1314         Cvar_RegisterVariable (&scr_conscroll_x);
1315         Cvar_RegisterVariable (&scr_conscroll_y);
1316         Cvar_RegisterVariable (&scr_conscroll2_x);
1317         Cvar_RegisterVariable (&scr_conscroll2_y);
1318         Cvar_RegisterVariable (&scr_conscroll3_x);
1319         Cvar_RegisterVariable (&scr_conscroll3_y);
1320         Cvar_RegisterVariable (&scr_conbrightness);
1321         Cvar_RegisterVariable (&scr_conforcewhiledisconnected);
1322         Cvar_RegisterVariable (&scr_menuforcewhiledisconnected);
1323         Cvar_RegisterVariable (&scr_loadingscreen_background);
1324         Cvar_RegisterVariable (&scr_loadingscreen_scale);
1325         Cvar_RegisterVariable (&scr_loadingscreen_scale_base);
1326         Cvar_RegisterVariable (&scr_loadingscreen_scale_limit);
1327         Cvar_RegisterVariable (&scr_loadingscreen_picture);
1328         Cvar_RegisterVariable (&scr_loadingscreen_count);
1329         Cvar_RegisterVariable (&scr_loadingscreen_firstforstartup);
1330         Cvar_RegisterVariable (&scr_loadingscreen_barcolor);
1331         Cvar_RegisterVariable (&scr_loadingscreen_barheight);
1332         Cvar_RegisterVariable (&scr_loadingscreen_maxfps);
1333         Cvar_RegisterVariable (&scr_infobar_height);
1334         Cvar_RegisterVariable (&scr_showram);
1335         Cvar_RegisterVariable (&scr_showturtle);
1336         Cvar_RegisterVariable (&scr_showpause);
1337         Cvar_RegisterVariable (&scr_showbrand);
1338         Cvar_RegisterVariable (&scr_centertime);
1339         Cvar_RegisterVariable (&scr_printspeed);
1340         Cvar_RegisterVariable (&vid_conwidth);
1341         Cvar_RegisterVariable (&vid_conheight);
1342         Cvar_RegisterVariable (&vid_pixelheight);
1343         Cvar_RegisterVariable (&scr_screenshot_jpeg);
1344         Cvar_RegisterVariable (&scr_screenshot_jpeg_quality);
1345         Cvar_RegisterVariable (&scr_screenshot_png);
1346         Cvar_RegisterVariable (&scr_screenshot_gammaboost);
1347         Cvar_RegisterVariable (&scr_screenshot_hwgamma);
1348         Cvar_RegisterVariable (&scr_screenshot_name_in_mapdir);
1349         Cvar_RegisterVariable (&scr_screenshot_alpha);
1350         Cvar_RegisterVariable (&scr_screenshot_timestamp);
1351         Cvar_RegisterVariable (&cl_capturevideo);
1352         Cvar_RegisterVariable (&cl_capturevideo_demo_stop);
1353         Cvar_RegisterVariable (&cl_capturevideo_printfps);
1354         Cvar_RegisterVariable (&cl_capturevideo_width);
1355         Cvar_RegisterVariable (&cl_capturevideo_height);
1356         Cvar_RegisterVariable (&cl_capturevideo_realtime);
1357         Cvar_RegisterVariable (&cl_capturevideo_fps);
1358         Cvar_RegisterVariable (&cl_capturevideo_nameformat);
1359         Cvar_RegisterVariable (&cl_capturevideo_number);
1360         Cvar_RegisterVariable (&cl_capturevideo_ogg);
1361         Cvar_RegisterVariable (&cl_capturevideo_framestep);
1362         Cvar_RegisterVariable (&r_letterbox);
1363         Cvar_RegisterVariable(&r_stereo_separation);
1364         Cvar_RegisterVariable(&r_stereo_sidebyside);
1365         Cvar_RegisterVariable(&r_stereo_horizontal);
1366         Cvar_RegisterVariable(&r_stereo_vertical);
1367         Cvar_RegisterVariable(&r_stereo_redblue);
1368         Cvar_RegisterVariable(&r_stereo_redcyan);
1369         Cvar_RegisterVariable(&r_stereo_redgreen);
1370         Cvar_RegisterVariable(&r_stereo_angle);
1371         Cvar_RegisterVariable(&scr_stipple);
1372         Cvar_RegisterVariable(&scr_refresh);
1373         Cvar_RegisterVariable(&shownetgraph);
1374         Cvar_RegisterVariable(&cl_demo_mousegrab);
1375         Cvar_RegisterVariable(&timedemo_screenshotframelist);
1376         Cvar_RegisterVariable(&vid_touchscreen_outlinealpha);
1377         Cvar_RegisterVariable(&vid_touchscreen_overlayalpha);
1378         Cvar_RegisterVariable(&r_speeds_graph);
1379         for (i = 0;i < (int)(sizeof(r_speeds_graph_filter)/sizeof(r_speeds_graph_filter[0]));i++)
1380                 Cvar_RegisterVariable(&r_speeds_graph_filter[i]);
1381         Cvar_RegisterVariable(&r_speeds_graph_length);
1382         Cvar_RegisterVariable(&r_speeds_graph_seconds);
1383         Cvar_RegisterVariable(&r_speeds_graph_x);
1384         Cvar_RegisterVariable(&r_speeds_graph_y);
1385         Cvar_RegisterVariable(&r_speeds_graph_width);
1386         Cvar_RegisterVariable(&r_speeds_graph_height);
1387
1388         // if we want no console, turn it off here too
1389         if (COM_CheckParm ("-noconsole"))
1390                 Cvar_SetQuick(&scr_conforcewhiledisconnected, "0");
1391
1392         Cmd_AddCommand ("sizeup",SCR_SizeUp_f, "increase view size (increases viewsize cvar)");
1393         Cmd_AddCommand ("sizedown",SCR_SizeDown_f, "decrease view size (decreases viewsize cvar)");
1394         Cmd_AddCommand ("screenshot",SCR_ScreenShot_f, "takes a screenshot of the next rendered frame");
1395         Cmd_AddCommand ("envmap", R_Envmap_f, "render a cubemap (skybox) of the current scene");
1396         Cmd_AddCommand ("infobar", SCR_InfoBar_f, "display a text in the infobar (usage: infobar expiretime string)");
1397
1398         SCR_CaptureVideo_Ogg_Init();
1399
1400         scr_initialized = true;
1401 }
1402
1403 /*
1404 ==================
1405 SCR_ScreenShot_f
1406 ==================
1407 */
1408 void SCR_ScreenShot_f (void)
1409 {
1410         static int shotnumber;
1411         static char old_prefix_name[MAX_QPATH];
1412         char prefix_name[MAX_QPATH];
1413         char filename[MAX_QPATH];
1414         unsigned char *buffer1;
1415         unsigned char *buffer2;
1416         qboolean jpeg = (scr_screenshot_jpeg.integer != 0);
1417         qboolean png = (scr_screenshot_png.integer != 0) && !jpeg;
1418         char vabuf[1024];
1419
1420         if (Cmd_Argc() == 2)
1421         {
1422                 const char *ext;
1423                 strlcpy(filename, Cmd_Argv(1), sizeof(filename));
1424                 ext = FS_FileExtension(filename);
1425                 if (!strcasecmp(ext, "jpg"))
1426                 {
1427                         jpeg = true;
1428                         png = false;
1429                 }
1430                 else if (!strcasecmp(ext, "tga"))
1431                 {
1432                         jpeg = false;
1433                         png = false;
1434                 }
1435                 else if (!strcasecmp(ext, "png"))
1436                 {
1437                         jpeg = false;
1438                         png = true;
1439                 }
1440                 else
1441                 {
1442                         Con_Printf("screenshot: supplied filename must end in .jpg or .tga or .png\n");
1443                         return;
1444                 }
1445         }
1446         else if (scr_screenshot_timestamp.integer)
1447         {
1448                 int shotnumber100;
1449
1450                 // TODO maybe make capturevideo and screenshot use similar name patterns?
1451                 if (scr_screenshot_name_in_mapdir.integer && cl.worldbasename[0])
1452                         dpsnprintf(prefix_name, sizeof(prefix_name), "%s/%s%s", cl.worldbasename, scr_screenshot_name.string, Sys_TimeString("%Y%m%d%H%M%S"));
1453                 else
1454                         dpsnprintf(prefix_name, sizeof(prefix_name), "%s%s", scr_screenshot_name.string, Sys_TimeString("%Y%m%d%H%M%S"));
1455
1456                 // find a file name to save it to
1457                 for (shotnumber100 = 0;shotnumber100 < 100;shotnumber100++)
1458                         if (!FS_SysFileExists(va(vabuf, sizeof(vabuf), "%s/screenshots/%s-%02d.tga", fs_gamedir, prefix_name, shotnumber100))
1459                          && !FS_SysFileExists(va(vabuf, sizeof(vabuf), "%s/screenshots/%s-%02d.jpg", fs_gamedir, prefix_name, shotnumber100))
1460                          && !FS_SysFileExists(va(vabuf, sizeof(vabuf), "%s/screenshots/%s-%02d.png", fs_gamedir, prefix_name, shotnumber100)))
1461                                 break;
1462                 if (shotnumber100 >= 100)
1463                 {
1464                         Con_Print("Couldn't create the image file - already 100 shots taken this second!\n");
1465                         return;
1466                 }
1467
1468                 dpsnprintf(filename, sizeof(filename), "screenshots/%s-%02d.%s", prefix_name, shotnumber100, jpeg ? "jpg" : png ? "png" : "tga");
1469         }
1470         else
1471         {
1472                 // TODO maybe make capturevideo and screenshot use similar name patterns?
1473                 if (scr_screenshot_name_in_mapdir.integer && cl.worldbasename[0])
1474                         dpsnprintf(prefix_name, sizeof(prefix_name), "%s/%s", cl.worldbasename, Sys_TimeString(scr_screenshot_name.string));
1475                 else
1476                         dpsnprintf(prefix_name, sizeof(prefix_name), "%s", Sys_TimeString(scr_screenshot_name.string));
1477
1478                 // if prefix changed, gamedir or map changed, reset the shotnumber so
1479                 // we scan again
1480                 // FIXME: should probably do this whenever FS_Rescan or something like that occurs?
1481                 if (strcmp(old_prefix_name, prefix_name))
1482                 {
1483                         dpsnprintf(old_prefix_name, sizeof(old_prefix_name), "%s", prefix_name );
1484                         shotnumber = 0;
1485                 }
1486
1487                 // find a file name to save it to
1488                 for (;shotnumber < 1000000;shotnumber++)
1489                         if (!FS_SysFileExists(va(vabuf, sizeof(vabuf), "%s/screenshots/%s%06d.tga", fs_gamedir, prefix_name, shotnumber))
1490                          && !FS_SysFileExists(va(vabuf, sizeof(vabuf), "%s/screenshots/%s%06d.jpg", fs_gamedir, prefix_name, shotnumber))
1491                          && !FS_SysFileExists(va(vabuf, sizeof(vabuf), "%s/screenshots/%s%06d.png", fs_gamedir, prefix_name, shotnumber)))
1492                                 break;
1493                 if (shotnumber >= 1000000)
1494                 {
1495                         Con_Print("Couldn't create the image file - you already have 1000000 screenshots!\n");
1496                         return;
1497                 }
1498
1499                 dpsnprintf(filename, sizeof(filename), "screenshots/%s%06d.%s", prefix_name, shotnumber, jpeg ? "jpg" : png ? "png" : "tga");
1500
1501                 shotnumber++;
1502         }
1503
1504         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 4);
1505         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * (scr_screenshot_alpha.integer ? 4 : 3));
1506
1507         if (SCR_ScreenShot (filename, buffer1, buffer2, 0, 0, vid.width, vid.height, false, false, false, jpeg, png, true, scr_screenshot_alpha.integer != 0))
1508                 Con_Printf("Wrote %s\n", filename);
1509         else
1510         {
1511                 Con_Printf("Unable to write %s\n", filename);
1512                 if(jpeg || png)
1513                 {
1514                         if(SCR_ScreenShot (filename, buffer1, buffer2, 0, 0, vid.width, vid.height, false, false, false, false, false, true, scr_screenshot_alpha.integer != 0))
1515                         {
1516                                 strlcpy(filename + strlen(filename) - 3, "tga", 4);
1517                                 Con_Printf("Wrote %s\n", filename);
1518                         }
1519                 }
1520         }
1521
1522         Mem_Free (buffer1);
1523         Mem_Free (buffer2);
1524 }
1525
1526 static void SCR_CaptureVideo_BeginVideo(void)
1527 {
1528         double r, g, b;
1529         unsigned int i;
1530         int width = cl_capturevideo_width.integer, height = cl_capturevideo_height.integer;
1531         if (cls.capturevideo.active)
1532                 return;
1533         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
1534         // soundrate is figured out on the first SoundFrame
1535
1536         if(width == 0 && height != 0)
1537                 width = (int) (height * (double)vid.width / ((double)vid.height * vid_pixelheight.value)); // keep aspect
1538         if(width != 0 && height == 0)
1539                 height = (int) (width * ((double)vid.height * vid_pixelheight.value) / (double)vid.width); // keep aspect
1540
1541         if(width < 2 || width > vid.width) // can't scale up
1542                 width = vid.width;
1543         if(height < 2 || height > vid.height) // can't scale up
1544                 height = vid.height;
1545
1546         // ensure it's all even; if not, scale down a little
1547         if(width % 1)
1548                 --width;
1549         if(height % 1)
1550                 --height;
1551
1552         cls.capturevideo.width = width;
1553         cls.capturevideo.height = height;
1554         cls.capturevideo.active = true;
1555         cls.capturevideo.framerate = bound(1, cl_capturevideo_fps.value, 1001) * bound(1, cl_capturevideo_framestep.integer, 64);
1556         cls.capturevideo.framestep = cl_capturevideo_framestep.integer;
1557         cls.capturevideo.soundrate = S_GetSoundRate();
1558         cls.capturevideo.soundchannels = S_GetSoundChannels();
1559         cls.capturevideo.startrealtime = realtime;
1560         cls.capturevideo.frame = cls.capturevideo.lastfpsframe = 0;
1561         cls.capturevideo.starttime = cls.capturevideo.lastfpstime = realtime;
1562         cls.capturevideo.soundsampleframe = 0;
1563         cls.capturevideo.realtime = cl_capturevideo_realtime.integer != 0;
1564         cls.capturevideo.screenbuffer = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 4);
1565         cls.capturevideo.outbuffer = (unsigned char *)Mem_Alloc(tempmempool, width * height * (4+4) + 18);
1566         dpsnprintf(cls.capturevideo.basename, sizeof(cls.capturevideo.basename), "video/%s%03i", Sys_TimeString(cl_capturevideo_nameformat.string), cl_capturevideo_number.integer);
1567         Cvar_SetValueQuick(&cl_capturevideo_number, cl_capturevideo_number.integer + 1);
1568
1569         /*
1570         for (i = 0;i < 256;i++)
1571         {
1572                 unsigned char j = (unsigned char)bound(0, 255*pow(i/255.0, gamma), 255);
1573                 cls.capturevideo.rgbgammatable[0][i] = j;
1574                 cls.capturevideo.rgbgammatable[1][i] = j;
1575                 cls.capturevideo.rgbgammatable[2][i] = j;
1576         }
1577         */
1578 /*
1579 R = Y + 1.4075 * (Cr - 128);
1580 G = Y + -0.3455 * (Cb - 128) + -0.7169 * (Cr - 128);
1581 B = Y + 1.7790 * (Cb - 128);
1582 Y = R *  .299 + G *  .587 + B *  .114;
1583 Cb = R * -.169 + G * -.332 + B *  .500 + 128.;
1584 Cr = R *  .500 + G * -.419 + B * -.0813 + 128.;
1585 */
1586
1587         if(WANT_SCREENSHOT_HWGAMMA)
1588         {
1589                 VID_BuildGammaTables(&cls.capturevideo.vidramp[0], 256);
1590         }
1591         else
1592         {
1593                 // identity gamma table
1594                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp, 256);
1595                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256, 256);
1596                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256*2, 256);
1597         }
1598         if(scr_screenshot_gammaboost.value != 1)
1599         {
1600                 double igamma = 1 / scr_screenshot_gammaboost.value;
1601                 for (i = 0;i < 256 * 3;i++)
1602                         cls.capturevideo.vidramp[i] = (unsigned short) (0.5 + pow(cls.capturevideo.vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
1603         }
1604
1605         for (i = 0;i < 256;i++)
1606         {
1607                 r = 255*cls.capturevideo.vidramp[i]/65535.0;
1608                 g = 255*cls.capturevideo.vidramp[i+256]/65535.0;
1609                 b = 255*cls.capturevideo.vidramp[i+512]/65535.0;
1610                 // NOTE: we have to round DOWN here, or integer overflows happen. Sorry for slightly wrong looking colors sometimes...
1611                 // Y weights from RGB
1612                 cls.capturevideo.rgbtoyuvscaletable[0][0][i] = (short)(r *  0.299);
1613                 cls.capturevideo.rgbtoyuvscaletable[0][1][i] = (short)(g *  0.587);
1614                 cls.capturevideo.rgbtoyuvscaletable[0][2][i] = (short)(b *  0.114);
1615                 // Cb weights from RGB
1616                 cls.capturevideo.rgbtoyuvscaletable[1][0][i] = (short)(r * -0.169);
1617                 cls.capturevideo.rgbtoyuvscaletable[1][1][i] = (short)(g * -0.332);
1618                 cls.capturevideo.rgbtoyuvscaletable[1][2][i] = (short)(b *  0.500);
1619                 // Cr weights from RGB
1620                 cls.capturevideo.rgbtoyuvscaletable[2][0][i] = (short)(r *  0.500);
1621                 cls.capturevideo.rgbtoyuvscaletable[2][1][i] = (short)(g * -0.419);
1622                 cls.capturevideo.rgbtoyuvscaletable[2][2][i] = (short)(b * -0.0813);
1623                 // range reduction of YCbCr to valid signal range
1624                 cls.capturevideo.yuvnormalizetable[0][i] = 16 + i * (236-16) / 256;
1625                 cls.capturevideo.yuvnormalizetable[1][i] = 16 + i * (240-16) / 256;
1626                 cls.capturevideo.yuvnormalizetable[2][i] = 16 + i * (240-16) / 256;
1627         }
1628
1629         if (cl_capturevideo_ogg.integer)
1630         {
1631                 if(SCR_CaptureVideo_Ogg_Available())
1632                 {
1633                         SCR_CaptureVideo_Ogg_BeginVideo();
1634                         return;
1635                 }
1636                 else
1637                         Con_Print("cl_capturevideo_ogg: libraries not available. Capturing in AVI instead.\n");
1638         }
1639
1640         SCR_CaptureVideo_Avi_BeginVideo();
1641 }
1642
1643 void SCR_CaptureVideo_EndVideo(void)
1644 {
1645         if (!cls.capturevideo.active)
1646                 return;
1647         cls.capturevideo.active = false;
1648
1649         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);
1650
1651         if (cls.capturevideo.videofile)
1652         {
1653                 cls.capturevideo.endvideo();
1654         }
1655
1656         if (cls.capturevideo.screenbuffer)
1657         {
1658                 Mem_Free (cls.capturevideo.screenbuffer);
1659                 cls.capturevideo.screenbuffer = NULL;
1660         }
1661
1662         if (cls.capturevideo.outbuffer)
1663         {
1664                 Mem_Free (cls.capturevideo.outbuffer);
1665                 cls.capturevideo.outbuffer = NULL;
1666         }
1667
1668         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
1669 }
1670
1671 static void SCR_ScaleDownBGRA(unsigned char *in, int inw, int inh, unsigned char *out, int outw, int outh)
1672 {
1673         // TODO optimize this function
1674
1675         int x, y;
1676         float area;
1677
1678         // memcpy is faster than me
1679         if(inw == outw && inh == outh)
1680         {
1681                 memcpy(out, in, 4 * inw * inh);
1682                 return;
1683         }
1684
1685         // otherwise: a box filter
1686         area = (float)outw * (float)outh / (float)inw / (float)inh;
1687         for(y = 0; y < outh; ++y)
1688         {
1689                 float iny0 =  y    / (float)outh * inh; int iny0_i = (int) floor(iny0);
1690                 float iny1 = (y+1) / (float)outh * inh; int iny1_i = (int) ceil(iny1);
1691                 for(x = 0; x < outw; ++x)
1692                 {
1693                         float inx0 =  x    / (float)outw * inw; int inx0_i = (int) floor(inx0);
1694                         float inx1 = (x+1) / (float)outw * inw; int inx1_i = (int) ceil(inx1);
1695                         float r = 0, g = 0, b = 0, alpha = 0;
1696                         int xx, yy;
1697
1698                         for(yy = iny0_i; yy < iny1_i; ++yy)
1699                         {
1700                                 float ya = min(yy+1, iny1) - max(iny0, yy);
1701                                 for(xx = inx0_i; xx < inx1_i; ++xx)
1702                                 {
1703                                         float a = ya * (min(xx+1, inx1) - max(inx0, xx));
1704                                         r += a * in[4*(xx + inw * yy)+0];
1705                                         g += a * in[4*(xx + inw * yy)+1];
1706                                         b += a * in[4*(xx + inw * yy)+2];
1707                                         alpha += a * in[4*(xx + inw * yy)+3];
1708                                 }
1709                         }
1710
1711                         out[4*(x + outw * y)+0] = (unsigned char) (r * area);
1712                         out[4*(x + outw * y)+1] = (unsigned char) (g * area);
1713                         out[4*(x + outw * y)+2] = (unsigned char) (b * area);
1714                         out[4*(x + outw * y)+3] = (unsigned char) (alpha * area);
1715                 }
1716         }
1717 }
1718
1719 static void SCR_CaptureVideo_VideoFrame(int newframestepframenum)
1720 {
1721         int x = 0, y = 0;
1722         int width = cls.capturevideo.width, height = cls.capturevideo.height;
1723
1724         if(newframestepframenum == cls.capturevideo.framestepframe)
1725                 return;
1726
1727         CHECKGLERROR
1728         // speed is critical here, so do saving as directly as possible
1729
1730         GL_ReadPixelsBGRA(x, y, vid.width, vid.height, cls.capturevideo.screenbuffer);
1731
1732         SCR_ScaleDownBGRA (cls.capturevideo.screenbuffer, vid.width, vid.height, cls.capturevideo.outbuffer, width, height);
1733
1734         cls.capturevideo.videoframes(newframestepframenum - cls.capturevideo.framestepframe);
1735         cls.capturevideo.framestepframe = newframestepframenum;
1736
1737         if(cl_capturevideo_printfps.integer)
1738         {
1739                 char buf[80];
1740                 double t = realtime;
1741                 if(t > cls.capturevideo.lastfpstime + 1)
1742                 {
1743                         double fps1 = (cls.capturevideo.frame - cls.capturevideo.lastfpsframe) / (t - cls.capturevideo.lastfpstime + 0.0000001);
1744                         double fps  = (cls.capturevideo.frame                                ) / (t - cls.capturevideo.starttime   + 0.0000001);
1745                         dpsnprintf(buf, sizeof(buf), "capturevideo: (%.1fs) last second %.3ffps, total %.3ffps\n", cls.capturevideo.frame / cls.capturevideo.framerate, fps1, fps);
1746                         Sys_PrintToTerminal(buf);
1747                         cls.capturevideo.lastfpstime = t;
1748                         cls.capturevideo.lastfpsframe = cls.capturevideo.frame;
1749                 }
1750         }
1751 }
1752
1753 void SCR_CaptureVideo_SoundFrame(const portable_sampleframe_t *paintbuffer, size_t length)
1754 {
1755         cls.capturevideo.soundsampleframe += length;
1756         cls.capturevideo.soundframe(paintbuffer, length);
1757 }
1758
1759 static void SCR_CaptureVideo(void)
1760 {
1761         int newframenum;
1762         if (cl_capturevideo.integer)
1763         {
1764                 if (!cls.capturevideo.active)
1765                         SCR_CaptureVideo_BeginVideo();
1766                 if (cls.capturevideo.framerate != cl_capturevideo_fps.value * cl_capturevideo_framestep.integer)
1767                 {
1768                         Con_Printf("You can not change the video framerate while recording a video.\n");
1769                         Cvar_SetValueQuick(&cl_capturevideo_fps, cls.capturevideo.framerate / (double) cl_capturevideo_framestep.integer);
1770                 }
1771                 // for AVI saving we have to make sure that sound is saved before video
1772                 if (cls.capturevideo.soundrate && !cls.capturevideo.soundsampleframe)
1773                         return;
1774                 if (cls.capturevideo.realtime)
1775                 {
1776                         // preserve sound sync by duplicating frames when running slow
1777                         newframenum = (int)((realtime - cls.capturevideo.startrealtime) * cls.capturevideo.framerate);
1778                 }
1779                 else
1780                         newframenum = cls.capturevideo.frame + 1;
1781                 // if falling behind more than one second, stop
1782                 if (newframenum - cls.capturevideo.frame > 60 * (int)ceil(cls.capturevideo.framerate))
1783                 {
1784                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1785                         Con_Printf("video saving failed on frame %i, your machine is too slow for this capture speed.\n", cls.capturevideo.frame);
1786                         SCR_CaptureVideo_EndVideo();
1787                         return;
1788                 }
1789                 // write frames
1790                 SCR_CaptureVideo_VideoFrame(newframenum / cls.capturevideo.framestep);
1791                 cls.capturevideo.frame = newframenum;
1792                 if (cls.capturevideo.error)
1793                 {
1794                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1795                         Con_Printf("video saving failed on frame %i, out of disk space? stopping video capture.\n", cls.capturevideo.frame);
1796                         SCR_CaptureVideo_EndVideo();
1797                 }
1798         }
1799         else if (cls.capturevideo.active)
1800                 SCR_CaptureVideo_EndVideo();
1801 }
1802
1803 /*
1804 ===============
1805 R_Envmap_f
1806
1807 Grab six views for environment mapping tests
1808 ===============
1809 */
1810 struct envmapinfo_s
1811 {
1812         float angles[3];
1813         const char *name;
1814         qboolean flipx, flipy, flipdiagonaly;
1815 }
1816 envmapinfo[12] =
1817 {
1818         {{  0,   0, 0}, "rt", false, false, false},
1819         {{  0, 270, 0}, "ft", false, false, false},
1820         {{  0, 180, 0}, "lf", false, false, false},
1821         {{  0,  90, 0}, "bk", false, false, false},
1822         {{-90, 180, 0}, "up",  true,  true, false},
1823         {{ 90, 180, 0}, "dn",  true,  true, false},
1824
1825         {{  0,   0, 0}, "px",  true,  true,  true},
1826         {{  0,  90, 0}, "py", false,  true, false},
1827         {{  0, 180, 0}, "nx", false, false,  true},
1828         {{  0, 270, 0}, "ny",  true, false, false},
1829         {{-90, 180, 0}, "pz", false, false,  true},
1830         {{ 90, 180, 0}, "nz", false, false,  true}
1831 };
1832
1833 static void R_Envmap_f (void)
1834 {
1835         int j, size;
1836         char filename[MAX_QPATH], basename[MAX_QPATH];
1837         unsigned char *buffer1;
1838         unsigned char *buffer2;
1839
1840         if (Cmd_Argc() != 3)
1841         {
1842                 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");
1843                 return;
1844         }
1845
1846         strlcpy (basename, Cmd_Argv(1), sizeof (basename));
1847         size = atoi(Cmd_Argv(2));
1848         if (size != 128 && size != 256 && size != 512 && size != 1024)
1849         {
1850                 Con_Print("envmap: size must be one of 128, 256, 512, or 1024\n");
1851                 return;
1852         }
1853         if (size > vid.width || size > vid.height)
1854         {
1855                 Con_Print("envmap: your resolution is not big enough to render that size\n");
1856                 return;
1857         }
1858
1859         r_refdef.envmap = true;
1860
1861         R_UpdateVariables();
1862
1863         r_refdef.view.x = 0;
1864         r_refdef.view.y = 0;
1865         r_refdef.view.z = 0;
1866         r_refdef.view.width = size;
1867         r_refdef.view.height = size;
1868         r_refdef.view.depth = 1;
1869         r_refdef.view.useperspective = true;
1870         r_refdef.view.isoverlay = false;
1871
1872         r_refdef.view.frustum_x = 1; // tan(45 * M_PI / 180.0);
1873         r_refdef.view.frustum_y = 1; // tan(45 * M_PI / 180.0);
1874         r_refdef.view.ortho_x = 90; // abused as angle by VM_CL_R_SetView
1875         r_refdef.view.ortho_y = 90; // abused as angle by VM_CL_R_SetView
1876
1877         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 4);
1878         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1879
1880         for (j = 0;j < 12;j++)
1881         {
1882                 dpsnprintf(filename, sizeof(filename), "env/%s%s.tga", basename, envmapinfo[j].name);
1883                 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);
1884                 r_refdef.view.quality = 1;
1885                 r_refdef.view.clear = true;
1886                 R_Mesh_Start();
1887                 R_RenderView();
1888                 R_Mesh_Finish();
1889                 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);
1890         }
1891
1892         Mem_Free (buffer1);
1893         Mem_Free (buffer2);
1894
1895         r_refdef.envmap = false;
1896 }
1897
1898 //=============================================================================
1899
1900 void SHOWLMP_decodehide(void)
1901 {
1902         int i;
1903         char *lmplabel;
1904         lmplabel = MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
1905         for (i = 0;i < cl.num_showlmps;i++)
1906                 if (cl.showlmps[i].isactive && strcmp(cl.showlmps[i].label, lmplabel) == 0)
1907                 {
1908                         cl.showlmps[i].isactive = false;
1909                         return;
1910                 }
1911 }
1912
1913 void SHOWLMP_decodeshow(void)
1914 {
1915         int k;
1916         char lmplabel[256], picname[256];
1917         float x, y;
1918         strlcpy (lmplabel,MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)), sizeof (lmplabel));
1919         strlcpy (picname, MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)), sizeof (picname));
1920         if (gamemode == GAME_NEHAHRA) // LordHavoc: nasty old legacy junk
1921         {
1922                 x = MSG_ReadByte(&cl_message);
1923                 y = MSG_ReadByte(&cl_message);
1924         }
1925         else
1926         {
1927                 x = MSG_ReadShort(&cl_message);
1928                 y = MSG_ReadShort(&cl_message);
1929         }
1930         if (!cl.showlmps || cl.num_showlmps >= cl.max_showlmps)
1931         {
1932                 showlmp_t *oldshowlmps = cl.showlmps;
1933                 cl.max_showlmps += 16;
1934                 cl.showlmps = (showlmp_t *) Mem_Alloc(cls.levelmempool, cl.max_showlmps * sizeof(showlmp_t));
1935                 if (cl.num_showlmps)
1936                         memcpy(cl.showlmps, oldshowlmps, cl.num_showlmps * sizeof(showlmp_t));
1937                 if (oldshowlmps)
1938                         Mem_Free(oldshowlmps);
1939         }
1940         for (k = 0;k < cl.max_showlmps;k++)
1941                 if (cl.showlmps[k].isactive && !strcmp(cl.showlmps[k].label, lmplabel))
1942                         break;
1943         if (k == cl.max_showlmps)
1944                 for (k = 0;k < cl.max_showlmps;k++)
1945                         if (!cl.showlmps[k].isactive)
1946                                 break;
1947         cl.showlmps[k].isactive = true;
1948         strlcpy (cl.showlmps[k].label, lmplabel, sizeof (cl.showlmps[k].label));
1949         strlcpy (cl.showlmps[k].pic, picname, sizeof (cl.showlmps[k].pic));
1950         cl.showlmps[k].x = x;
1951         cl.showlmps[k].y = y;
1952         cl.num_showlmps = max(cl.num_showlmps, k + 1);
1953 }
1954
1955 void SHOWLMP_drawall(void)
1956 {
1957         int i;
1958         for (i = 0;i < cl.num_showlmps;i++)
1959                 if (cl.showlmps[i].isactive)
1960                         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);
1961 }
1962
1963 /*
1964 ==============================================================================
1965
1966                                                 SCREEN SHOTS
1967
1968 ==============================================================================
1969 */
1970
1971 // buffer1: 4*w*h
1972 // buffer2: 3*w*h (or 4*w*h if screenshotting alpha too)
1973 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)
1974 {
1975         int     indices[4] = {0,1,2,3}; // BGRA
1976         qboolean ret;
1977
1978         GL_ReadPixelsBGRA(x, y, width, height, buffer1);
1979
1980         if(gammacorrect && (scr_screenshot_gammaboost.value != 1 || WANT_SCREENSHOT_HWGAMMA))
1981         {
1982                 int i;
1983                 double igamma = 1.0 / scr_screenshot_gammaboost.value;
1984                 unsigned short vidramp[256 * 3];
1985                 if(WANT_SCREENSHOT_HWGAMMA)
1986                 {
1987                         VID_BuildGammaTables(&vidramp[0], 256);
1988                 }
1989                 else
1990                 {
1991                         // identity gamma table
1992                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp, 256);
1993                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256, 256);
1994                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256*2, 256);
1995                 }
1996                 if(scr_screenshot_gammaboost.value != 1)
1997                 {
1998                         for (i = 0;i < 256 * 3;i++)
1999                                 vidramp[i] = (unsigned short) (0.5 + pow(vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
2000                 }
2001                 for (i = 0;i < width*height*4;i += 4)
2002                 {
2003                         buffer1[i] = (unsigned char) (vidramp[buffer1[i] + 512] * 255.0 / 65535.0 + 0.5); // B
2004                         buffer1[i+1] = (unsigned char) (vidramp[buffer1[i+1] + 256] * 255.0 / 65535.0 + 0.5); // G
2005                         buffer1[i+2] = (unsigned char) (vidramp[buffer1[i+2]] * 255.0 / 65535.0 + 0.5); // R
2006                         // A
2007                 }
2008         }
2009
2010         if(keep_alpha && !jpeg)
2011         {
2012                 if(!png)
2013                         flipy = !flipy; // TGA: not preflipped
2014                 Image_CopyMux (buffer2, buffer1, width, height, flipx, flipy, flipdiagonal, 4, 4, indices);
2015                 if (png)
2016                         ret = PNG_SaveImage_preflipped (filename, width, height, true, buffer2);
2017                 else
2018                         ret = Image_WriteTGABGRA(filename, width, height, buffer2);
2019         }
2020         else
2021         {
2022                 if(jpeg)
2023                 {
2024                         indices[0] = 2;
2025                         indices[2] = 0; // RGB
2026                 }
2027                 Image_CopyMux (buffer2, buffer1, width, height, flipx, flipy, flipdiagonal, 3, 4, indices);
2028                 if (jpeg)
2029                         ret = JPEG_SaveImage_preflipped (filename, width, height, buffer2);
2030                 else if (png)
2031                         ret = PNG_SaveImage_preflipped (filename, width, height, false, buffer2);
2032                 else
2033                         ret = Image_WriteTGABGR_preflipped (filename, width, height, buffer2);
2034         }
2035
2036         return ret;
2037 }
2038
2039 //=============================================================================
2040
2041 int scr_numtouchscreenareas;
2042 scr_touchscreenarea_t scr_touchscreenareas[16];
2043
2044 static void SCR_DrawTouchscreenOverlay(void)
2045 {
2046         int i;
2047         scr_touchscreenarea_t *a;
2048         cachepic_t *pic;
2049         for (i = 0, a = scr_touchscreenareas;i < scr_numtouchscreenareas;i++, a++)
2050         {
2051                 if (vid_touchscreen_outlinealpha.value > 0 && a->rect[0] >= 0 && a->rect[1] >= 0 && a->rect[2] >= 4 && a->rect[3] >= 4)
2052                 {
2053                         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);
2054                         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);
2055                         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);
2056                         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);
2057                         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);
2058                         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);
2059                 }
2060                 pic = a->pic ? Draw_CachePic(a->pic) : NULL;
2061                 if (pic && pic->tex != r_texture_notexture)
2062                         DrawQ_Pic(a->rect[0], a->rect[1], Draw_CachePic(a->pic), a->rect[2], a->rect[3], 1, 1, 1, vid_touchscreen_overlayalpha.value * (0.5f + 0.5f * a->active), 0);
2063         }
2064 }
2065
2066 void R_ClearScreen(qboolean fogcolor)
2067 {
2068         float clearcolor[4];
2069         // clear to black
2070         Vector4Clear(clearcolor);
2071         if (fogcolor && r_fog_clear.integer)
2072         {
2073                 R_UpdateFog();
2074                 VectorCopy(r_refdef.fogcolor, clearcolor);
2075         }
2076         // clear depth is 1.0
2077         // LordHavoc: we use a stencil centered around 128 instead of 0,
2078         // to avoid clamping interfering with strange shadow volume
2079         // drawing orders
2080         // clear the screen
2081         GL_Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | (vid.stencil ? GL_STENCIL_BUFFER_BIT : 0), clearcolor, 1.0f, 128);
2082 }
2083
2084 int r_stereo_side;
2085
2086 static void SCR_DrawScreen (void)
2087 {
2088         Draw_Frame();
2089
2090         R_Mesh_Start();
2091
2092         R_UpdateVariables();
2093
2094         // Quake uses clockwise winding, so these are swapped
2095         r_refdef.view.cullface_front = GL_BACK;
2096         r_refdef.view.cullface_back = GL_FRONT;
2097
2098         if (cls.signon == SIGNONS)
2099         {
2100                 float size;
2101
2102                 size = scr_viewsize.value * (1.0 / 100.0);
2103                 size = min(size, 1);
2104
2105                 if (r_stereo_sidebyside.integer)
2106                 {
2107                         r_refdef.view.width = (int)(vid.width * size / 2.5);
2108                         r_refdef.view.height = (int)(vid.height * size / 2.5 * (1 - bound(0, r_letterbox.value, 100) / 100));
2109                         r_refdef.view.depth = 1;
2110                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width * 2.5) * 0.5);
2111                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
2112                         r_refdef.view.z = 0;
2113                         if (r_stereo_side)
2114                                 r_refdef.view.x += (int)(r_refdef.view.width * 1.5);
2115                 }
2116                 else if (r_stereo_horizontal.integer)
2117                 {
2118                         r_refdef.view.width = (int)(vid.width * size / 2);
2119                         r_refdef.view.height = (int)(vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100));
2120                         r_refdef.view.depth = 1;
2121                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width * 2.0)/2);
2122                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
2123                         r_refdef.view.z = 0;
2124                         if (r_stereo_side)
2125                                 r_refdef.view.x += (int)(r_refdef.view.width);
2126                 }
2127                 else if (r_stereo_vertical.integer)
2128                 {
2129                         r_refdef.view.width = (int)(vid.width * size);
2130                         r_refdef.view.height = (int)(vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100) / 2);
2131                         r_refdef.view.depth = 1;
2132                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
2133                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height * 2.0)/2);
2134                         r_refdef.view.z = 0;
2135                         if (r_stereo_side)
2136                                 r_refdef.view.y += (int)(r_refdef.view.height);
2137                 }
2138                 else
2139                 {
2140                         r_refdef.view.width = (int)(vid.width * size);
2141                         r_refdef.view.height = (int)(vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100));
2142                         r_refdef.view.depth = 1;
2143                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
2144                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
2145                         r_refdef.view.z = 0;
2146                 }
2147
2148                 // LordHavoc: viewzoom (zoom in for sniper rifles, etc)
2149                 // LordHavoc: this is designed to produce widescreen fov values
2150                 // when the screen is wider than 4/3 width/height aspect, to do
2151                 // this it simply assumes the requested fov is the vertical fov
2152                 // for a 4x3 display, if the ratio is not 4x3 this makes the fov
2153                 // higher/lower according to the ratio
2154                 r_refdef.view.useperspective = true;
2155                 r_refdef.view.frustum_y = tan(scr_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
2156                 r_refdef.view.frustum_x = r_refdef.view.frustum_y * (float)r_refdef.view.width / (float)r_refdef.view.height / vid_pixelheight.value;
2157
2158                 r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
2159                 r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
2160                 r_refdef.view.ortho_x = atan(r_refdef.view.frustum_x) * (360.0 / M_PI); // abused as angle by VM_CL_R_SetView
2161                 r_refdef.view.ortho_y = atan(r_refdef.view.frustum_y) * (360.0 / M_PI); // abused as angle by VM_CL_R_SetView
2162
2163                 if(!CL_VM_UpdateView(r_stereo_side ? 0.0 : max(0.0, cl.time - cl.oldtime)))
2164                         R_RenderView();
2165         }
2166
2167         if (!r_stereo_sidebyside.integer && !r_stereo_horizontal.integer && !r_stereo_vertical.integer)
2168         {
2169                 r_refdef.view.width = vid.width;
2170                 r_refdef.view.height = vid.height;
2171                 r_refdef.view.depth = 1;
2172                 r_refdef.view.x = 0;
2173                 r_refdef.view.y = 0;
2174                 r_refdef.view.z = 0;
2175                 r_refdef.view.useperspective = false;
2176         }
2177
2178         if (cls.timedemo && cls.td_frames > 0 && timedemo_screenshotframelist.string && timedemo_screenshotframelist.string[0])
2179         {
2180                 const char *t;
2181                 int framenum;
2182                 t = timedemo_screenshotframelist.string;
2183                 while (*t)
2184                 {
2185                         while (*t == ' ')
2186                                 t++;
2187                         if (!*t)
2188                                 break;
2189                         framenum = atof(t);
2190                         if (framenum == cls.td_frames)
2191                                 break;
2192                         while (*t && *t != ' ')
2193                                 t++;
2194                 }
2195                 if (*t)
2196                 {
2197                         // we need to take a screenshot of this frame...
2198                         char filename[MAX_QPATH];
2199                         unsigned char *buffer1;
2200                         unsigned char *buffer2;
2201                         dpsnprintf(filename, sizeof(filename), "timedemoscreenshots/%s%06d.tga", cls.demoname, cls.td_frames);
2202                         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 4);
2203                         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
2204                         SCR_ScreenShot(filename, buffer1, buffer2, 0, 0, vid.width, vid.height, false, false, false, false, false, true, false);
2205                         Mem_Free(buffer1);
2206                         Mem_Free(buffer2);
2207                 }
2208         }
2209
2210         // draw 2D stuff
2211         if(!scr_con_current && !(key_consoleactive & KEY_CONSOLEACTIVE_FORCED))
2212                 if ((key_dest == key_game || key_dest == key_message) && !r_letterbox.value)
2213                         Con_DrawNotify ();      // only draw notify in game
2214
2215         if (cls.signon == SIGNONS)
2216         {
2217                 SCR_DrawNet ();
2218                 SCR_DrawTurtle ();
2219                 SCR_DrawPause ();
2220                 if (!r_letterbox.value)
2221                         Sbar_Draw();
2222                 SHOWLMP_drawall();
2223                 SCR_CheckDrawCenterString();
2224         }
2225         SCR_DrawNetGraph ();
2226         MR_Draw();
2227         CL_DrawVideo();
2228         R_Shadow_EditLights_DrawSelectedLightProperties();
2229
2230         SCR_DrawConsole();
2231
2232         SCR_DrawBrand();
2233
2234         SCR_DrawInfobar();
2235
2236         SCR_DrawTouchscreenOverlay();
2237
2238         if (r_timereport_active)
2239                 R_TimeReport("2d");
2240
2241         R_TimeReport_EndFrame();
2242         R_TimeReport_BeginFrame();
2243         Sbar_ShowFPS();
2244
2245         DrawQ_Finish();
2246
2247         R_DrawGamma();
2248
2249         R_Mesh_Finish();
2250 }
2251
2252 typedef struct loadingscreenstack_s
2253 {
2254         struct loadingscreenstack_s *prev;
2255         char msg[MAX_QPATH];
2256         float absolute_loading_amount_min; // this corresponds to relative completion 0 of this item
2257         float absolute_loading_amount_len; // this corresponds to relative completion 1 of this item
2258         float relative_completion; // 0 .. 1
2259 }
2260 loadingscreenstack_t;
2261 static loadingscreenstack_t *loadingscreenstack = NULL;
2262 static qboolean loadingscreendone = false;
2263 static qboolean loadingscreencleared = false;
2264 static float loadingscreenheight = 0;
2265 rtexture_t *loadingscreentexture = NULL;
2266 static float loadingscreentexture_vertex3f[12];
2267 static float loadingscreentexture_texcoord2f[8];
2268 static int loadingscreenpic_number = 0;
2269
2270 static void SCR_ClearLoadingScreenTexture(void)
2271 {
2272         if(loadingscreentexture)
2273                 R_FreeTexture(loadingscreentexture);
2274         loadingscreentexture = NULL;
2275 }
2276
2277 extern rtexturepool_t *r_main_texturepool;
2278 static void SCR_SetLoadingScreenTexture(void)
2279 {
2280         int w, h;
2281         float loadingscreentexture_w;
2282         float loadingscreentexture_h;
2283
2284         SCR_ClearLoadingScreenTexture();
2285
2286         if (vid.support.arb_texture_non_power_of_two)
2287         {
2288                 w = vid.width; h = vid.height;
2289                 loadingscreentexture_w = loadingscreentexture_h = 1;
2290         }
2291         else
2292         {
2293                 w = CeilPowerOf2(vid.width); h = CeilPowerOf2(vid.height);
2294                 loadingscreentexture_w = vid.width / (float) w;
2295                 loadingscreentexture_h = vid.height / (float) h;
2296         }
2297
2298         loadingscreentexture = R_LoadTexture2D(r_main_texturepool, "loadingscreentexture", w, h, NULL, TEXTYPE_COLORBUFFER, TEXF_RENDERTARGET | TEXF_FORCENEAREST | TEXF_CLAMP, -1, NULL);
2299         R_Mesh_CopyToTexture(loadingscreentexture, 0, 0, 0, 0, vid.width, vid.height);
2300
2301         loadingscreentexture_vertex3f[2] = loadingscreentexture_vertex3f[5] = loadingscreentexture_vertex3f[8] = loadingscreentexture_vertex3f[11] = 0;
2302         loadingscreentexture_vertex3f[0] = loadingscreentexture_vertex3f[9] = 0;
2303         loadingscreentexture_vertex3f[1] = loadingscreentexture_vertex3f[4] = 0;
2304         loadingscreentexture_vertex3f[3] = loadingscreentexture_vertex3f[6] = vid_conwidth.integer;
2305         loadingscreentexture_vertex3f[7] = loadingscreentexture_vertex3f[10] = vid_conheight.integer;
2306         loadingscreentexture_texcoord2f[0] = 0;loadingscreentexture_texcoord2f[1] = loadingscreentexture_h;
2307         loadingscreentexture_texcoord2f[2] = loadingscreentexture_w;loadingscreentexture_texcoord2f[3] = loadingscreentexture_h;
2308         loadingscreentexture_texcoord2f[4] = loadingscreentexture_w;loadingscreentexture_texcoord2f[5] = 0;
2309         loadingscreentexture_texcoord2f[6] = 0;loadingscreentexture_texcoord2f[7] = 0;
2310 }
2311
2312 void SCR_UpdateLoadingScreenIfShown(void)
2313 {
2314         if(loadingscreendone)
2315                 SCR_UpdateLoadingScreen(loadingscreencleared, false);
2316 }
2317
2318 void SCR_PushLoadingScreen (qboolean redraw, const char *msg, float len_in_parent)
2319 {
2320         loadingscreenstack_t *s = (loadingscreenstack_t *) Z_Malloc(sizeof(loadingscreenstack_t));
2321         s->prev = loadingscreenstack;
2322         loadingscreenstack = s;
2323
2324         strlcpy(s->msg, msg, sizeof(s->msg));
2325         s->relative_completion = 0;
2326
2327         if(s->prev)
2328         {
2329                 s->absolute_loading_amount_min = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len * s->prev->relative_completion;
2330                 s->absolute_loading_amount_len = s->prev->absolute_loading_amount_len * len_in_parent;
2331                 if(s->absolute_loading_amount_len > s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min)
2332                         s->absolute_loading_amount_len = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min;
2333         }
2334         else
2335         {
2336                 s->absolute_loading_amount_min = 0;
2337                 s->absolute_loading_amount_len = 1;
2338         }
2339
2340         if(redraw)
2341                 SCR_UpdateLoadingScreenIfShown();
2342 }
2343
2344 void SCR_PopLoadingScreen (qboolean redraw)
2345 {
2346         loadingscreenstack_t *s = loadingscreenstack;
2347
2348         if(!s)
2349         {
2350                 Con_DPrintf("Popping a loading screen item from an empty stack!\n");
2351                 return;
2352         }
2353
2354         loadingscreenstack = s->prev;
2355         if(s->prev)
2356                 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;
2357         Z_Free(s);
2358
2359         if(redraw)
2360                 SCR_UpdateLoadingScreenIfShown();
2361 }
2362
2363 void SCR_ClearLoadingScreen (qboolean redraw)
2364 {
2365         while(loadingscreenstack)
2366                 SCR_PopLoadingScreen(redraw && !loadingscreenstack->prev);
2367 }
2368
2369 static float SCR_DrawLoadingStack_r(loadingscreenstack_t *s, float y, float size)
2370 {
2371         float x;
2372         size_t len;
2373         float total;
2374
2375         total = 0;
2376 #if 0
2377         if(s)
2378         {
2379                 total += SCR_DrawLoadingStack_r(s->prev, y, 8);
2380                 y -= total;
2381                 if(!s->prev || strcmp(s->msg, s->prev->msg))
2382                 {
2383                         len = strlen(s->msg);
2384                         x = (vid_conwidth.integer - DrawQ_TextWidth(s->msg, len, size, size, true, FONT_INFOBAR)) / 2;
2385                         y -= size;
2386                         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
2387                         DrawQ_String(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
2388                         total += size;
2389                 }
2390         }
2391 #else
2392         if(s)
2393         {
2394                 len = strlen(s->msg);
2395                 x = (vid_conwidth.integer - DrawQ_TextWidth(s->msg, len, size, size, true, FONT_INFOBAR)) / 2;
2396                 y -= size;
2397                 DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
2398                 DrawQ_String(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
2399                 total += size;
2400         }
2401 #endif
2402         return total;
2403 }
2404
2405 static void SCR_DrawLoadingStack(void)
2406 {
2407         float verts[12];
2408         float colors[16];
2409
2410         loadingscreenheight = SCR_DrawLoadingStack_r(loadingscreenstack, vid_conheight.integer, scr_loadingscreen_barheight.value);
2411         if(loadingscreenstack)
2412         {
2413                 // height = 32; // sorry, using the actual one is ugly
2414                 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
2415                 GL_DepthRange(0, 1);
2416                 GL_PolygonOffset(0, 0);
2417                 GL_DepthTest(false);
2418 //              R_Mesh_ResetTextureState();
2419                 verts[2] = verts[5] = verts[8] = verts[11] = 0;
2420                 verts[0] = verts[9] = 0;
2421                 verts[1] = verts[4] = vid_conheight.integer - scr_loadingscreen_barheight.value;
2422                 verts[3] = verts[6] = vid_conwidth.integer * loadingscreenstack->absolute_loading_amount_min;
2423                 verts[7] = verts[10] = vid_conheight.integer;
2424                 
2425 #if _MSC_VER >= 1400
2426 #define sscanf sscanf_s
2427 #endif
2428                 //                                        ^^^^^^^^^^ blue component
2429                 //                              ^^^^^^ bottom row
2430                 //          ^^^^^^^^^^^^ alpha is always on
2431                 colors[0] = 0; colors[1] = 0; colors[2] = 0; colors[3] = 1;
2432                 colors[4] = 0; colors[5] = 0; colors[6] = 0; colors[7] = 1;
2433                 sscanf(scr_loadingscreen_barcolor.string, "%f %f %f", &colors[8], &colors[9], &colors[10]); colors[11] = 1;
2434                 sscanf(scr_loadingscreen_barcolor.string, "%f %f %f", &colors[12], &colors[13], &colors[14]);  colors[15] = 1;
2435
2436                 R_Mesh_PrepareVertices_Generic_Arrays(4, verts, colors, NULL);
2437                 R_SetupShader_Generic_NoTexture(true, true);
2438                 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
2439
2440                 // make sure everything is cleared, including the progress indicator
2441                 if(loadingscreenheight < 8)
2442                         loadingscreenheight = 8;
2443         }
2444 }
2445
2446 static cachepic_t *loadingscreenpic;
2447 static float loadingscreenpic_vertex3f[12];
2448 static float loadingscreenpic_texcoord2f[8];
2449
2450 static void SCR_DrawLoadingScreen_SharedSetup (qboolean clear)
2451 {
2452         r_viewport_t viewport;
2453         float x, y, w, h, sw, sh, f;
2454         char vabuf[1024];
2455         // release mouse grab while loading
2456         if (!vid.fullscreen)
2457                 VID_SetMouse(false, false, false);
2458 //      CHECKGLERROR
2459         r_refdef.draw2dstage = true;
2460         R_Viewport_InitOrtho(&viewport, &identitymatrix, 0, 0, vid.width, vid.height, 0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100, NULL);
2461         R_Mesh_SetRenderTargets(0, NULL, NULL, NULL, NULL, NULL);
2462         R_SetViewport(&viewport);
2463         GL_ColorMask(1,1,1,1);
2464         // when starting up a new video mode, make sure the screen is cleared to black
2465         if (clear || loadingscreentexture)
2466                 GL_Clear(GL_COLOR_BUFFER_BIT, NULL, 1.0f, 0);
2467         R_Textures_Frame();
2468         R_Mesh_Start();
2469         R_EntityMatrix(&identitymatrix);
2470         // draw the loading plaque
2471         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);
2472
2473         w = loadingscreenpic->width;
2474         h = loadingscreenpic->height;
2475
2476         // apply scale
2477         w *= scr_loadingscreen_scale.value;
2478         h *= scr_loadingscreen_scale.value;
2479
2480         // apply scale base
2481         if(scr_loadingscreen_scale_base.integer)
2482         {
2483                 w *= vid_conwidth.integer / (float) vid.width;
2484                 h *= vid_conheight.integer / (float) vid.height;
2485         }
2486
2487         // apply scale limit
2488         sw = w / vid_conwidth.integer;
2489         sh = h / vid_conheight.integer;
2490         f = 1;
2491         switch(scr_loadingscreen_scale_limit.integer)
2492         {
2493                 case 1:
2494                         f = max(sw, sh);
2495                         break;
2496                 case 2:
2497                         f = min(sw, sh);
2498                         break;
2499                 case 3:
2500                         f = sw;
2501                         break;
2502                 case 4:
2503                         f = sh;
2504                         break;
2505         }
2506         if(f > 1)
2507         {
2508                 w /= f;
2509                 h /= f;
2510         }
2511
2512         x = (vid_conwidth.integer - w)/2;
2513         y = (vid_conheight.integer - h)/2;
2514         loadingscreenpic_vertex3f[2] = loadingscreenpic_vertex3f[5] = loadingscreenpic_vertex3f[8] = loadingscreenpic_vertex3f[11] = 0;
2515         loadingscreenpic_vertex3f[0] = loadingscreenpic_vertex3f[9] = x;
2516         loadingscreenpic_vertex3f[1] = loadingscreenpic_vertex3f[4] = y;
2517         loadingscreenpic_vertex3f[3] = loadingscreenpic_vertex3f[6] = x + w;
2518         loadingscreenpic_vertex3f[7] = loadingscreenpic_vertex3f[10] = y + h;
2519         loadingscreenpic_texcoord2f[0] = 0;loadingscreenpic_texcoord2f[1] = 0;
2520         loadingscreenpic_texcoord2f[2] = 1;loadingscreenpic_texcoord2f[3] = 0;
2521         loadingscreenpic_texcoord2f[4] = 1;loadingscreenpic_texcoord2f[5] = 1;
2522         loadingscreenpic_texcoord2f[6] = 0;loadingscreenpic_texcoord2f[7] = 1;
2523 }
2524
2525 static void SCR_DrawLoadingScreen (qboolean clear)
2526 {
2527         // we only need to draw the image if it isn't already there
2528         GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
2529         GL_DepthRange(0, 1);
2530         GL_PolygonOffset(0, 0);
2531         GL_DepthTest(false);
2532 //      R_Mesh_ResetTextureState();
2533         GL_Color(1,1,1,1);
2534         if(loadingscreentexture)
2535         {
2536                 R_Mesh_PrepareVertices_Generic_Arrays(4, loadingscreentexture_vertex3f, NULL, loadingscreentexture_texcoord2f);
2537                 R_SetupShader_Generic(loadingscreentexture, NULL, GL_MODULATE, 1, true, true, true);
2538                 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
2539         }
2540         R_Mesh_PrepareVertices_Generic_Arrays(4, loadingscreenpic_vertex3f, NULL, loadingscreenpic_texcoord2f);
2541         R_SetupShader_Generic(Draw_GetPicTexture(loadingscreenpic), NULL, GL_MODULATE, 1, true, true, false);
2542         R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
2543         SCR_DrawLoadingStack();
2544 }
2545
2546 static void SCR_DrawLoadingScreen_SharedFinish (qboolean clear)
2547 {
2548         R_Mesh_Finish();
2549         // refresh
2550         VID_Finish();
2551 }
2552
2553 static double loadingscreen_lastupdate;
2554
2555 void SCR_UpdateLoadingScreen (qboolean clear, qboolean startup)
2556 {
2557         keydest_t       old_key_dest;
2558         int                     old_key_consoleactive;
2559
2560         // don't do anything if not initialized yet
2561         if (vid_hidden || cls.state == ca_dedicated)
2562                 return;
2563
2564         // limit update rate
2565         if (scr_loadingscreen_maxfps.value)
2566         {
2567                 double t = Sys_DirtyTime();
2568                 if ((t - loadingscreen_lastupdate) < 1.0f/scr_loadingscreen_maxfps.value)
2569                         return;
2570                 loadingscreen_lastupdate = t;
2571         }
2572
2573         if(!scr_loadingscreen_background.integer)
2574                 clear = true;
2575         
2576         if(loadingscreendone)
2577                 clear |= loadingscreencleared;
2578
2579         if(!loadingscreendone)
2580         {
2581                 if(startup && scr_loadingscreen_firstforstartup.integer)
2582                         loadingscreenpic_number = 0;
2583                 else if(scr_loadingscreen_firstforstartup.integer)
2584                         if(scr_loadingscreen_count.integer > 1)
2585                                 loadingscreenpic_number = rand() % (scr_loadingscreen_count.integer - 1) + 1;
2586                         else
2587                                 loadingscreenpic_number = 0;
2588                 else
2589                         loadingscreenpic_number = rand() % (scr_loadingscreen_count.integer > 1 ? scr_loadingscreen_count.integer : 1);
2590         }
2591
2592         if(clear)
2593                 SCR_ClearLoadingScreenTexture();
2594         else if(!loadingscreendone)
2595                 SCR_SetLoadingScreenTexture();
2596
2597         if(!loadingscreendone)
2598         {
2599                 loadingscreendone = true;
2600                 loadingscreenheight = 0;
2601         }
2602         loadingscreencleared = clear;
2603
2604 #ifdef USE_GLES2
2605         SCR_DrawLoadingScreen_SharedSetup(clear);
2606         SCR_DrawLoadingScreen(clear);
2607 #else
2608         if (qglDrawBuffer)
2609                 qglDrawBuffer(GL_BACK);
2610         SCR_DrawLoadingScreen_SharedSetup(clear);
2611         if (vid.stereobuffer && qglDrawBuffer)
2612         {
2613                 qglDrawBuffer(GL_BACK_LEFT);
2614                 SCR_DrawLoadingScreen(clear);
2615                 qglDrawBuffer(GL_BACK_RIGHT);
2616                 SCR_DrawLoadingScreen(clear);
2617         }
2618         else
2619         {
2620                 if (qglDrawBuffer)
2621                         qglDrawBuffer(GL_BACK);
2622                 SCR_DrawLoadingScreen(clear);
2623         }
2624 #endif
2625         SCR_DrawLoadingScreen_SharedFinish(clear);
2626
2627         // this goes into the event loop, and should prevent unresponsive cursor on vista
2628         old_key_dest = key_dest;
2629         old_key_consoleactive = key_consoleactive;
2630         key_dest = key_void;
2631         key_consoleactive = false;
2632         Key_EventQueue_Block(); Sys_SendKeyEvents();
2633         key_dest = old_key_dest;
2634         key_consoleactive = old_key_consoleactive;
2635 }
2636
2637 qboolean R_Stereo_ColorMasking(void)
2638 {
2639         return r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer;
2640 }
2641
2642 qboolean R_Stereo_Active(void)
2643 {
2644         return (vid.stereobuffer || r_stereo_sidebyside.integer || r_stereo_horizontal.integer || r_stereo_vertical.integer || R_Stereo_ColorMasking());
2645 }
2646
2647 extern cvar_t cl_minfps;
2648 extern cvar_t cl_minfps_fade;
2649 extern cvar_t cl_minfps_qualitymax;
2650 extern cvar_t cl_minfps_qualitymin;
2651 extern cvar_t cl_minfps_qualitymultiply;
2652 extern cvar_t cl_minfps_qualityhysteresis;
2653 extern cvar_t cl_minfps_qualitystepmax;
2654 extern cvar_t cl_minfps_force;
2655 static double cl_updatescreen_quality = 1;
2656 void CL_UpdateScreen(void)
2657 {
2658         vec3_t vieworigin;
2659         static double drawscreenstart = 0.0;
2660         double drawscreendelta;
2661         float conwidth, conheight;
2662         r_viewport_t viewport;
2663
2664         if(drawscreenstart)
2665         {
2666                 drawscreendelta = Sys_DirtyTime() - drawscreenstart;
2667                 if (cl_minfps.value > 0 && (cl_minfps_force.integer || !(cls.timedemo || (cls.capturevideo.active && !cls.capturevideo.realtime))) && drawscreendelta >= 0 && drawscreendelta < 60)
2668                 {
2669                         // quality adjustment according to render time
2670                         double actualframetime;
2671                         double targetframetime;
2672                         double adjust;
2673                         double f;
2674                         double h;
2675
2676                         // fade lastdrawscreentime
2677                         r_refdef.lastdrawscreentime += (drawscreendelta - r_refdef.lastdrawscreentime) * cl_minfps_fade.value;
2678
2679                         // find actual and target frame times
2680                         actualframetime = r_refdef.lastdrawscreentime;
2681                         targetframetime = (1.0 / cl_minfps.value);
2682
2683                         // we scale hysteresis by quality
2684                         h = cl_updatescreen_quality * cl_minfps_qualityhysteresis.value;
2685
2686                         // calculate adjustment assuming linearity
2687                         f = cl_updatescreen_quality / actualframetime * cl_minfps_qualitymultiply.value;
2688                         adjust = (targetframetime - actualframetime) * f;
2689
2690                         // one sided hysteresis
2691                         if(adjust > 0)
2692                                 adjust = max(0, adjust - h);
2693
2694                         // adjust > 0 if:
2695                         //   (targetframetime - actualframetime) * f > h
2696                         //   ((1.0 / cl_minfps.value) - actualframetime) * (cl_updatescreen_quality / actualframetime * cl_minfps_qualitymultiply.value) > (cl_updatescreen_quality * cl_minfps_qualityhysteresis.value)
2697                         //   ((1.0 / cl_minfps.value) - actualframetime) * (cl_minfps_qualitymultiply.value / actualframetime) > cl_minfps_qualityhysteresis.value
2698                         //   (1.0 / cl_minfps.value) * (cl_minfps_qualitymultiply.value / actualframetime) - cl_minfps_qualitymultiply.value > cl_minfps_qualityhysteresis.value
2699                         //   (1.0 / cl_minfps.value) * (cl_minfps_qualitymultiply.value / actualframetime) > cl_minfps_qualityhysteresis.value + cl_minfps_qualitymultiply.value
2700                         //   (1.0 / cl_minfps.value) / actualframetime > (cl_minfps_qualityhysteresis.value + cl_minfps_qualitymultiply.value) / cl_minfps_qualitymultiply.value
2701                         //   (1.0 / cl_minfps.value) / actualframetime > 1.0 + cl_minfps_qualityhysteresis.value / cl_minfps_qualitymultiply.value
2702                         //   cl_minfps.value * actualframetime < 1.0 / (1.0 + cl_minfps_qualityhysteresis.value / cl_minfps_qualitymultiply.value)
2703                         //   actualframetime < 1.0 / cl_minfps.value / (1.0 + cl_minfps_qualityhysteresis.value / cl_minfps_qualitymultiply.value)
2704                         //   actualfps > cl_minfps.value * (1.0 + cl_minfps_qualityhysteresis.value / cl_minfps_qualitymultiply.value)
2705
2706                         // adjust < 0 if:
2707                         //   (targetframetime - actualframetime) * f < 0
2708                         //   ((1.0 / cl_minfps.value) - actualframetime) * (cl_updatescreen_quality / actualframetime * cl_minfps_qualitymultiply.value) < 0
2709                         //   ((1.0 / cl_minfps.value) - actualframetime) < 0
2710                         //   -actualframetime) < -(1.0 / cl_minfps.value)
2711                         //   actualfps < cl_minfps.value
2712
2713                         /*
2714                         Con_Printf("adjust UP if fps > %f, adjust DOWN if fps < %f\n",
2715                                         cl_minfps.value * (1.0 + cl_minfps_qualityhysteresis.value / cl_minfps_qualitymultiply.value),
2716                                         cl_minfps.value);
2717                         */
2718
2719                         // don't adjust too much at once
2720                         adjust = bound(-cl_minfps_qualitystepmax.value, adjust, cl_minfps_qualitystepmax.value);
2721
2722                         // adjust!
2723                         cl_updatescreen_quality += adjust;
2724                         cl_updatescreen_quality = bound(max(0.01, cl_minfps_qualitymin.value), cl_updatescreen_quality, cl_minfps_qualitymax.value);
2725                 }
2726                 else
2727                 {
2728                         cl_updatescreen_quality = 1;
2729                         r_refdef.lastdrawscreentime = 0;
2730                 }
2731         }
2732
2733         drawscreenstart = Sys_DirtyTime();
2734
2735         Sbar_ShowFPS_Update();
2736
2737         if (!scr_initialized || !con_initialized || !scr_refresh.integer)
2738                 return;                         // not initialized yet
2739
2740         loadingscreendone = false;
2741
2742         if(gamemode == GAME_NEXUIZ || gamemode == GAME_XONOTIC)
2743         {
2744                 // play a bit with the palette (experimental)
2745                 palette_rgb_pantscolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 0.0f*M_PI/3.0f));
2746                 palette_rgb_pantscolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 2.0f*M_PI/3.0f));
2747                 palette_rgb_pantscolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 4.0f*M_PI/3.0f));
2748                 palette_rgb_shirtcolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 5.0f*M_PI/3.0f));
2749                 palette_rgb_shirtcolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 3.0f*M_PI/3.0f));
2750                 palette_rgb_shirtcolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 1.0f*M_PI/3.0f));
2751                 memcpy(palette_rgb_pantsscoreboard[15], palette_rgb_pantscolormap[15], sizeof(*palette_rgb_pantscolormap));
2752                 memcpy(palette_rgb_shirtscoreboard[15], palette_rgb_shirtcolormap[15], sizeof(*palette_rgb_shirtcolormap));
2753         }
2754
2755         if (vid_hidden)
2756         {
2757                 VID_Finish();
2758                 return;
2759         }
2760
2761         conwidth = bound(160, vid_conwidth.value, 32768);
2762         conheight = bound(90, vid_conheight.value, 24576);
2763         if (vid_conwidth.value != conwidth)
2764                 Cvar_SetValue("vid_conwidth", conwidth);
2765         if (vid_conheight.value != conheight)
2766                 Cvar_SetValue("vid_conheight", conheight);
2767
2768         // bound viewsize
2769         if (scr_viewsize.value < 30)
2770                 Cvar_Set ("viewsize","30");
2771         if (scr_viewsize.value > 120)
2772                 Cvar_Set ("viewsize","120");
2773
2774         // bound field of view
2775         if (scr_fov.value < 1)
2776                 Cvar_Set ("fov","1");
2777         if (scr_fov.value > 170)
2778                 Cvar_Set ("fov","170");
2779
2780         // intermission is always full screen
2781         if (cl.intermission)
2782                 sb_lines = 0;
2783         else
2784         {
2785                 if (scr_viewsize.value >= 120)
2786                         sb_lines = 0;           // no status bar at all
2787                 else if (scr_viewsize.value >= 110)
2788                         sb_lines = 24;          // no inventory
2789                 else
2790                         sb_lines = 24+16+8;
2791         }
2792
2793         R_FrameData_NewFrame();
2794         R_BufferData_NewFrame();
2795
2796         Matrix4x4_OriginFromMatrix(&r_refdef.view.matrix, vieworigin);
2797         R_HDR_UpdateIrisAdaptation(vieworigin);
2798
2799         r_refdef.view.colormask[0] = 1;
2800         r_refdef.view.colormask[1] = 1;
2801         r_refdef.view.colormask[2] = 1;
2802
2803         SCR_SetUpToDrawConsole();
2804
2805 #ifndef USE_GLES2
2806         if (qglDrawBuffer)
2807         {
2808                 CHECKGLERROR
2809                 qglDrawBuffer(GL_BACK);CHECKGLERROR
2810                 // set dithering mode
2811                 if (gl_dither.integer)
2812                 {
2813                         qglEnable(GL_DITHER);CHECKGLERROR
2814                 }
2815                 else
2816                 {
2817                         qglDisable(GL_DITHER);CHECKGLERROR
2818                 }
2819         }
2820 #endif
2821
2822         R_Viewport_InitOrtho(&viewport, &identitymatrix, 0, 0, vid.width, vid.height, 0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100, NULL);
2823         R_Mesh_SetRenderTargets(0, NULL, NULL, NULL, NULL, NULL);
2824         R_SetViewport(&viewport);
2825         GL_ScissorTest(false);
2826         GL_ColorMask(1,1,1,1);
2827         GL_DepthMask(true);
2828
2829         R_ClearScreen(false);
2830         r_refdef.view.clear = false;
2831         r_refdef.view.isoverlay = false;
2832
2833         // calculate r_refdef.view.quality
2834         r_refdef.view.quality = cl_updatescreen_quality;
2835
2836 #ifndef USE_GLES2
2837         if (qglPolygonStipple)
2838         {
2839                 if(scr_stipple.integer)
2840                 {
2841                         GLubyte stipple[128];
2842                         int i, s, width, parts;
2843                         static int frame = 0;
2844                         ++frame;
2845         
2846                         s = scr_stipple.integer;
2847                         parts = (s & 007);
2848                         width = (s & 070) >> 3;
2849         
2850                         qglEnable(GL_POLYGON_STIPPLE);CHECKGLERROR // 0x0B42
2851                         for(i = 0; i < 128; ++i)
2852                         {
2853                                 int line = i/4;
2854                                 stipple[i] = (((line >> width) + frame) & ((1 << parts) - 1)) ? 0x00 : 0xFF;
2855                         }
2856                         qglPolygonStipple(stipple);CHECKGLERROR
2857                 }
2858                 else
2859                 {
2860                         qglDisable(GL_POLYGON_STIPPLE);CHECKGLERROR
2861                 }
2862         }
2863 #endif
2864
2865 #ifndef USE_GLES2
2866         if (R_Stereo_Active())
2867         {
2868                 r_stereo_side = 0;
2869
2870                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2871                 {
2872                         r_refdef.view.colormask[0] = 1;
2873                         r_refdef.view.colormask[1] = 0;
2874                         r_refdef.view.colormask[2] = 0;
2875                 }
2876
2877                 if (vid.stereobuffer)
2878                         qglDrawBuffer(GL_BACK_RIGHT);
2879
2880                 SCR_DrawScreen();
2881
2882                 r_stereo_side = 1;
2883                 r_refdef.view.clear = true;
2884
2885                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2886                 {
2887                         r_refdef.view.colormask[0] = 0;
2888                         r_refdef.view.colormask[1] = r_stereo_redcyan.integer || r_stereo_redgreen.integer;
2889                         r_refdef.view.colormask[2] = r_stereo_redcyan.integer || r_stereo_redblue.integer;
2890                 }
2891
2892                 if (vid.stereobuffer)
2893                         qglDrawBuffer(GL_BACK_LEFT);
2894
2895                 SCR_DrawScreen();
2896         }
2897         else
2898 #endif
2899                 SCR_DrawScreen();
2900
2901         SCR_CaptureVideo();
2902
2903         if (qglFlush)
2904                 qglFlush(); // FIXME: should we really be using qglFlush here?
2905
2906         if (!vid_activewindow)
2907                 VID_SetMouse(false, false, false);
2908         else if (key_consoleactive)
2909                 VID_SetMouse(vid.fullscreen, false, false);
2910         else if (key_dest == key_menu_grabbed)
2911                 VID_SetMouse(true, vid_mouse.integer && !in_client_mouse && !vid_touchscreen.integer, !vid_touchscreen.integer);
2912         else if (key_dest == key_menu)
2913                 VID_SetMouse(vid.fullscreen, vid_mouse.integer && !in_client_mouse && !vid_touchscreen.integer, !vid_touchscreen.integer);
2914         else
2915                 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);
2916
2917         VID_Finish();
2918 }
2919
2920 void CL_Screen_NewMap(void)
2921 {
2922 }