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_count = {0, "scr_loadingscreen_count","1", "number of loading screen files to use randomly (named loading.tga, loading2.tga, loading3.tga, ...)"};
  42 cvar_t scr_loadingscreen_barcolor = {0, "scr_loadingscreen_barcolor", "0 0 1", "rgb color of loadingscreen progress bar"};
  43 cvar_t scr_loadingscreen_barheight = {0, "scr_loadingscreen_barheight", "8", "the height of the loadingscreen progress bar"};
  44 cvar_t scr_infobar_height = {0, "scr_infobar_height", "8", "the height of the infobar items"};
  45 cvar_t vid_conwidth = {CVAR_SAVE, "vid_conwidth", "640", "virtual width of 2D graphics system"};
  46 cvar_t vid_conheight = {CVAR_SAVE, "vid_conheight", "480", "virtual height of 2D graphics system"};
  47 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)"};
  48 cvar_t scr_screenshot_jpeg = {CVAR_SAVE, "scr_screenshot_jpeg","1", "save jpeg instead of targa"};
  49 cvar_t scr_screenshot_jpeg_quality = {CVAR_SAVE, "scr_screenshot_jpeg_quality","0.9", "image quality of saved jpeg"};
  50 cvar_t scr_screenshot_png = {CVAR_SAVE, "scr_screenshot_png","0", "save png instead of targa"};
  51 cvar_t scr_screenshot_gammaboost = {CVAR_SAVE, "scr_screenshot_gammaboost","1", "gamma correction on saved screenshots and videos, 1.0 saves unmodified images"};
  52 cvar_t scr_screenshot_hwgamma = {CVAR_SAVE, "scr_screenshot_hwgamma","1", "apply the video gamma ramp to saved screenshots and videos"};
  53 cvar_t scr_screenshot_alpha = {CVAR_SAVE, "scr_screenshot_alpha","0", "try to write an alpha channel to screenshots (debugging feature)"};
  54 cvar_t scr_screenshot_timestamp = {CVAR_SAVE, "scr_screenshot_timestamp", "1", "use a timestamp based number of the type YYYYMMDDHHMMSSsss instead of sequential numbering"};
  55 // scr_screenshot_name is defined in fs.c
  56 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)"};
  57 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)"};
  58 cvar_t cl_capturevideo_width = {CVAR_SAVE, "cl_capturevideo_width", "0", "scales all frames to this resolution before saving the video"};
  59 cvar_t cl_capturevideo_height = {CVAR_SAVE, "cl_capturevideo_height", "0", "scales all frames to this resolution before saving the video"};
  60 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"};
  61 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)"};
  62 cvar_t cl_capturevideo_nameformat = {CVAR_SAVE, "cl_capturevideo_nameformat", "dpvideo", "prefix for saved videos (the date is encoded using strftime escapes)"};
  63 cvar_t cl_capturevideo_number = {CVAR_SAVE, "cl_capturevideo_number", "1", "number to append to video filename, incremented each time a capture begins"};
  64 cvar_t cl_capturevideo_ogg = {CVAR_SAVE, "cl_capturevideo_ogg", "1", "save captured video data as Ogg/Vorbis/Theora streams"};
  65 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)"};
  66 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)"};
  67 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)"};
  68 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)"};
  69 cvar_t r_stereo_horizontal = {0, "r_stereo_horizontal", "0", "aspect skewed side by side view for special decoder/display hardware"};
  70 cvar_t r_stereo_vertical = {0, "r_stereo_vertical", "0", "aspect skewed top and bottom view for special decoder/display hardware"};
  71 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)"};
  72 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"};
  73 cvar_t r_stereo_redgreen = {0, "r_stereo_redgreen", "0", "red/green anaglyph stereo glasses (for those who don't mind yellow)"};
  74 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)"};
  75 cvar_t scr_zoomwindow = {CVAR_SAVE, "scr_zoomwindow", "0", "displays a zoomed in overlay window"};
  76 cvar_t scr_zoomwindow_viewsizex = {CVAR_SAVE, "scr_zoomwindow_viewsizex", "20", "horizontal viewsize of zoom window"};
  77 cvar_t scr_zoomwindow_viewsizey = {CVAR_SAVE, "scr_zoomwindow_viewsizey", "20", "vertical viewsize of zoom window"};
  78 cvar_t scr_zoomwindow_fov = {CVAR_SAVE, "scr_zoomwindow_fov", "20", "fov of zoom window"};
  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
  88 extern cvar_t v_glslgamma;
  89 extern cvar_t sbar_info_pos;
  90 extern cvar_t r_fog_clear;
  91 #define WANT_SCREENSHOT_HWGAMMA (scr_screenshot_hwgamma.integer && vid_usinghwgamma)
  92
  93 int jpeg_supported = false;
  94
  95 qboolean        scr_initialized;                // ready to draw
  96
  97 float           scr_con_current;
  98 int                     scr_con_margin_bottom;
  99
 100 extern int      con_vislines;
 101
 102 static void SCR_ScreenShot_f (void);
 103 static void R_Envmap_f (void);
 104
 105 // backend
 106 void R_ClearScreen(qboolean fogcolor);
 107
 108 /*
 109 ===============================================================================
 110
 111 CENTER PRINTING
 112
 113 ===============================================================================
 114 */
 115
 116 char            scr_centerstring[MAX_INPUTLINE];
 117 float           scr_centertime_start;   // for slow victory printing
 118 float           scr_centertime_off;
 119 int                     scr_center_lines;
 120 int                     scr_erase_lines;
 121 int                     scr_erase_center;
 122 char        scr_infobarstring[MAX_INPUTLINE];
 123 float       scr_infobartime_off;
 124
 125 /*
 126 ==============
 127 SCR_CenterPrint
 128
 129 Called for important messages that should stay in the center of the screen
 130 for a few moments
 131 ==============
 132 */
 133 void SCR_CenterPrint(const char *str)
 134 {
 135         strlcpy (scr_centerstring, str, sizeof (scr_centerstring));
 136         scr_centertime_off = scr_centertime.value;
 137         scr_centertime_start = cl.time;
 138
 139 // count the number of lines for centering
 140         scr_center_lines = 1;
 141         while (*str)
 142         {
 143                 if (*str == '\n')
 144                         scr_center_lines++;
 145                 str++;
 146         }
 147 }
 148
 149
 150 void SCR_DrawCenterString (void)
 151 {
 152         char    *start;
 153         int             x, y;
 154         int             remaining;
 155         int             color;
 156
 157         if(cl.intermission == 2) // in finale,
 158                 if(sb_showscores) // make TAB hide the finale message (sb_showscores overrides finale in sbar.c)
 159                         return;
 160
 161         if(scr_centertime.value <= 0 && !cl.intermission)
 162                 return;
 163
 164 // the finale prints the characters one at a time, except if printspeed is an absurdly high value
 165         if (cl.intermission && scr_printspeed.value > 0 && scr_printspeed.value < 1000000)
 166                 remaining = (int)(scr_printspeed.value * (cl.time - scr_centertime_start));
 167         else
 168                 remaining = 9999;
 169
 170         scr_erase_center = 0;
 171         start = scr_centerstring;
 172
 173         if (remaining < 1)
 174                 return;
 175
 176         if (scr_center_lines <= 4)
 177                 y = (int)(vid_conheight.integer*0.35);
 178         else
 179                 y = 48;
 180
 181         color = -1;
 182         do
 183         {
 184                 // scan the number of characters on the line, not counting color codes
 185                 char *newline = strchr(start, '\n');
 186                 int l = newline ? (newline - start) : (int)strlen(start);
 187                 float width = DrawQ_TextWidth(start, l, 8, 8, false, FONT_CENTERPRINT);
 188
 189                 x = (int) (vid_conwidth.integer - width)/2;
 190                 if (l > 0)
 191                 {
 192                         if (remaining < l)
 193                                 l = remaining;
 194                         DrawQ_String(x, y, start, l, 8, 8, 1, 1, 1, 1, 0, &color, false, FONT_CENTERPRINT);
 195                         remaining -= l;
 196                         if (remaining <= 0)
 197                                 return;
 198                 }
 199                 y += 8;
 200
 201                 if (!newline)
 202                         break;
 203                 start = newline + 1; // skip the \n
 204         } while (1);
 205 }
 206
 207 void SCR_CheckDrawCenterString (void)
 208 {
 209         if (scr_center_lines > scr_erase_lines)
 210                 scr_erase_lines = scr_center_lines;
 211
 212         if (cl.time > cl.oldtime)
 213                 scr_centertime_off -= cl.time - cl.oldtime;
 214
 215         // don't draw if this is a normal stats-screen intermission,
 216         // only if it is not an intermission, or a finale intermission
 217         if (cl.intermission == 1)
 218                 return;
 219         if (scr_centertime_off <= 0 && !cl.intermission)
 220                 return;
 221         if (key_dest != key_game)
 222                 return;
 223
 224         SCR_DrawCenterString ();
 225 }
 226
 227 void SCR_DrawNetGraph_DrawGraph (int graphx, int graphy, int graphwidth, int graphheight, float graphscale, const char *label, float textsize, int packetcounter, netgraphitem_t *netgraph)
 228 {
 229         netgraphitem_t *graph;
 230         int j, x, y, numlines;
 231         int totalbytes = 0;
 232         char bytesstring[128];
 233         float g[NETGRAPH_PACKETS][6];
 234         float *a;
 235         float *b;
 236         float vertex3f[(NETGRAPH_PACKETS+2)*5*2*3];
 237         float color4f[(NETGRAPH_PACKETS+2)*5*2*4];
 238         float *v;
 239         float *c;
 240         DrawQ_Fill(graphx, graphy, graphwidth, graphheight + textsize * 2, 0, 0, 0, 0.5, 0);
 241         // draw the bar graph itself
 242         // advance the packet counter because it is the latest packet column being
 243         // built up and should come last
 244         packetcounter = (packetcounter + 1) % NETGRAPH_PACKETS;
 245         memset(g, 0, sizeof(g));
 246         for (j = 0;j < NETGRAPH_PACKETS;j++)
 247         {
 248                 graph = netgraph + j;
 249                 g[j][0] = 1.0f - 0.25f * (realtime - graph->time);
 250                 g[j][1] = 1.0f;
 251                 g[j][2] = 1.0f;
 252                 g[j][3] = 1.0f;
 253                 g[j][4] = 1.0f;
 254                 g[j][5] = 1.0f;
 255                 if (graph->unreliablebytes == NETGRAPH_LOSTPACKET)
 256                         g[j][1] = 0.00f;
 257                 else if (graph->unreliablebytes == NETGRAPH_CHOKEDPACKET)
 258                         g[j][2] = 0.96f;
 259                 else
 260                 {
 261                         g[j][3] = 1.0f    - graph->unreliablebytes * graphscale;
 262                         g[j][4] = g[j][3] - graph->reliablebytes   * graphscale;
 263                         g[j][5] = g[j][4] - graph->ackbytes        * graphscale;
 264                         // count bytes in the last second
 265                         if (realtime - graph->time < 1.0f)
 266                                 totalbytes += graph->unreliablebytes + graph->reliablebytes + graph->ackbytes;
 267                 }
 268                 g[j][1] = bound(0.0f, g[j][1], 1.0f);
 269                 g[j][2] = bound(0.0f, g[j][2], 1.0f);
 270                 g[j][3] = bound(0.0f, g[j][3], 1.0f);
 271                 g[j][4] = bound(0.0f, g[j][4], 1.0f);
 272                 g[j][5] = bound(0.0f, g[j][5], 1.0f);
 273         }
 274         // render the lines for the graph
 275         numlines = 0;
 276         v = vertex3f;
 277         c = color4f;
 278         for (j = 0;j < NETGRAPH_PACKETS;j++)
 279         {
 280                 a = g[j];
 281                 b = g[(j+1)%NETGRAPH_PACKETS];
 282                 if (a[0] < 0.0f || b[0] > 1.0f || b[0] < a[0])
 283                         continue;
 284                 VectorSet(v, graphx + graphwidth * a[0], graphy + graphheight * a[2], 0.0f);v += 3;Vector4Set(c, 1.0f, 1.0f, 0.0f, 1.0f);c += 4;
 285                 VectorSet(v, graphx + graphwidth * b[0], graphy + graphheight * b[2], 0.0f);v += 3;Vector4Set(c, 1.0f, 1.0f, 0.0f, 1.0f);c += 4;
 286
 287                 VectorSet(v, graphx + graphwidth * a[0], graphy + graphheight * a[1], 0.0f);v += 3;Vector4Set(c, 1.0f, 0.0f, 0.0f, 1.0f);c += 4;
 288                 VectorSet(v, graphx + graphwidth * b[0], graphy + graphheight * b[1], 0.0f);v += 3;Vector4Set(c, 1.0f, 0.0f, 0.0f, 1.0f);c += 4;
 289
 290                 VectorSet(v, graphx + graphwidth * a[0], graphy + graphheight * a[5], 0.0f);v += 3;Vector4Set(c, 0.0f, 1.0f, 0.0f, 1.0f);c += 4;
 291                 VectorSet(v, graphx + graphwidth * b[0], graphy + graphheight * b[5], 0.0f);v += 3;Vector4Set(c, 0.0f, 1.0f, 0.0f, 1.0f);c += 4;
 292
 293                 VectorSet(v, graphx + graphwidth * a[0], graphy + graphheight * a[4], 0.0f);v += 3;Vector4Set(c, 1.0f, 1.0f, 1.0f, 1.0f);c += 4;
 294                 VectorSet(v, graphx + graphwidth * b[0], graphy + graphheight * b[4], 0.0f);v += 3;Vector4Set(c, 1.0f, 1.0f, 1.0f, 1.0f);c += 4;
 295
 296                 VectorSet(v, graphx + graphwidth * a[0], graphy + graphheight * a[3], 0.0f);v += 3;Vector4Set(c, 1.0f, 0.5f, 0.0f, 1.0f);c += 4;
 297                 VectorSet(v, graphx + graphwidth * b[0], graphy + graphheight * b[3], 0.0f);v += 3;Vector4Set(c, 1.0f, 0.5f, 0.0f, 1.0f);c += 4;
 298
 299                 numlines += 5;
 300         }
 301         if (numlines > 0)
 302                 DrawQ_Lines(0.0f, numlines, vertex3f, color4f, 0);
 303         x = graphx;
 304         y = graphy + graphheight;
 305         dpsnprintf(bytesstring, sizeof(bytesstring), "%i", totalbytes);
 306         DrawQ_String(x, y, label      , 0, textsize, textsize, 1.0f, 1.0f, 1.0f, 1.0f, 0, NULL, false, FONT_DEFAULT);y += textsize;
 307         DrawQ_String(x, y, bytesstring, 0, textsize, textsize, 1.0f, 1.0f, 1.0f, 1.0f, 0, NULL, false, FONT_DEFAULT);y += textsize;
 308 }
 309
 310 /*
 311 ==============
 312 SCR_DrawNetGraph
 313 ==============
 314 */
 315 void SCR_DrawNetGraph (void)
 316 {
 317         int i, separator1, separator2, graphwidth, graphheight, netgraph_x, netgraph_y, textsize, index, netgraphsperrow;
 318         float graphscale;
 319         netconn_t *c;
 320
 321         if (cls.state != ca_connected)
 322                 return;
 323         if (!cls.netcon)
 324                 return;
 325         if (!shownetgraph.integer)
 326                 return;
 327
 328         separator1 = 2;
 329         separator2 = 4;
 330         textsize = 8;
 331         graphwidth = 120;
 332         graphheight = 70;
 333         graphscale = 1.0f / 1500.0f;
 334
 335         netgraphsperrow = (vid_conwidth.integer + separator2) / (graphwidth * 2 + separator1 + separator2);
 336         netgraphsperrow = max(netgraphsperrow, 1);
 337
 338         index = 0;
 339         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (graphwidth * 2 + separator1 + separator2);
 340         netgraph_y = (vid_conheight.integer - 48 - sbar_info_pos.integer + separator2) - (1 + (index / netgraphsperrow)) * (graphheight + textsize + separator2);
 341         c = cls.netcon;
 342         SCR_DrawNetGraph_DrawGraph(netgraph_x                          , netgraph_y, graphwidth, graphheight, graphscale, "incoming", textsize, c->incoming_packetcounter, c->incoming_netgraph);
 343         SCR_DrawNetGraph_DrawGraph(netgraph_x + graphwidth + separator1, netgraph_y, graphwidth, graphheight, graphscale, "outgoing", textsize, c->outgoing_packetcounter, c->outgoing_netgraph);
 344         index++;
 345
 346         if (sv.active && shownetgraph.integer >= 2)
 347         {
 348                 for (i = 0;i < svs.maxclients;i++)
 349                 {
 350                         c = svs.clients[i].netconnection;
 351                         if (!c)
 352                                 continue;
 353                         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (graphwidth * 2 + separator1 + separator2);
 354                         netgraph_y = (vid_conheight.integer - 48 + separator2) - (1 + (index / netgraphsperrow)) * (graphheight + textsize + separator2);
 355                         SCR_DrawNetGraph_DrawGraph(netgraph_x                          , netgraph_y, graphwidth, graphheight, graphscale, va("%s", svs.clients[i].name), textsize, c->outgoing_packetcounter, c->outgoing_netgraph);
 356                         SCR_DrawNetGraph_DrawGraph(netgraph_x + graphwidth + separator1, netgraph_y, graphwidth, graphheight, graphscale, ""                           , textsize, c->incoming_packetcounter, c->incoming_netgraph);
 357                         index++;
 358                 }
 359         }
 360 }
 361
 362 /*
 363 ==============
 364 SCR_DrawTurtle
 365 ==============
 366 */
 367 void SCR_DrawTurtle (void)
 368 {
 369         static int      count;
 370
 371         if (cls.state != ca_connected)
 372                 return;
 373
 374         if (!scr_showturtle.integer)
 375                 return;
 376
 377         if (cl.realframetime < 0.1)
 378         {
 379                 count = 0;
 380                 return;
 381         }
 382
 383         count++;
 384         if (count < 3)
 385                 return;
 386
 387         DrawQ_Pic (0, 0, Draw_CachePic ("gfx/turtle"), 0, 0, 1, 1, 1, 1, 0);
 388 }
 389
 390 /*
 391 ==============
 392 SCR_DrawNet
 393 ==============
 394 */
 395 void SCR_DrawNet (void)
 396 {
 397         if (cls.state != ca_connected)
 398                 return;
 399         if (realtime - cl.last_received_message < 0.3)
 400                 return;
 401         if (cls.demoplayback)
 402                 return;
 403
 404         DrawQ_Pic (64, 0, Draw_CachePic ("gfx/net"), 0, 0, 1, 1, 1, 1, 0);
 405 }
 406
 407 /*
 408 ==============
 409 DrawPause
 410 ==============
 411 */
 412 void SCR_DrawPause (void)
 413 {
 414         cachepic_t      *pic;
 415
 416         if (cls.state != ca_connected)
 417                 return;
 418
 419         if (!scr_showpause.integer)             // turn off for screenshots
 420                 return;
 421
 422         if (!cl.paused)
 423                 return;
 424
 425         pic = Draw_CachePic ("gfx/pause");
 426         DrawQ_Pic ((vid_conwidth.integer - pic->width)/2, (vid_conheight.integer - pic->height)/2, pic, 0, 0, 1, 1, 1, 1, 0);
 427 }
 428
 429 /*
 430 ==============
 431 SCR_DrawBrand
 432 ==============
 433 */
 434 void SCR_DrawBrand (void)
 435 {
 436         cachepic_t      *pic;
 437         float           x, y;
 438
 439         if (!scr_showbrand.value)
 440                 return;
 441
 442         pic = Draw_CachePic ("gfx/brand");
 443
 444         switch ((int)scr_showbrand.value)
 445         {
 446         case 1: // bottom left
 447                 x = 0;
 448                 y = vid_conheight.integer - pic->height;
 449                 break;
 450         case 2: // bottom centre
 451                 x = (vid_conwidth.integer - pic->width) / 2;
 452                 y = vid_conheight.integer - pic->height;
 453                 break;
 454         case 3: // bottom right
 455                 x = vid_conwidth.integer - pic->width;
 456                 y = vid_conheight.integer - pic->height;
 457                 break;
 458         case 4: // centre right
 459                 x = vid_conwidth.integer - pic->width;
 460                 y = (vid_conheight.integer - pic->height) / 2;
 461                 break;
 462         case 5: // top right
 463                 x = vid_conwidth.integer - pic->width;
 464                 y = 0;
 465                 break;
 466         case 6: // top centre
 467                 x = (vid_conwidth.integer - pic->width) / 2;
 468                 y = 0;
 469                 break;
 470         case 7: // top left
 471                 x = 0;
 472                 y = 0;
 473                 break;
 474         case 8: // centre left
 475                 x = 0;
 476                 y = (vid_conheight.integer - pic->height) / 2;
 477                 break;
 478         default:
 479                 return;
 480         }
 481
 482         DrawQ_Pic (x, y, pic, 0, 0, 1, 1, 1, 1, 0);
 483 }
 484
 485 /*
 486 ==============
 487 SCR_DrawQWDownload
 488 ==============
 489 */
 490 static int SCR_DrawQWDownload(int offset)
 491 {
 492         // sync with SCR_InfobarHeight
 493         int len;
 494         float x, y;
 495         float size = scr_infobar_height.value;
 496         char temp[256];
 497
 498         if (!cls.qw_downloadname[0])
 499         {
 500                 cls.qw_downloadspeedrate = 0;
 501                 cls.qw_downloadspeedtime = realtime;
 502                 cls.qw_downloadspeedcount = 0;
 503                 return 0;
 504         }
 505         if (realtime >= cls.qw_downloadspeedtime + 1)
 506         {
 507                 cls.qw_downloadspeedrate = cls.qw_downloadspeedcount;
 508                 cls.qw_downloadspeedtime = realtime;
 509                 cls.qw_downloadspeedcount = 0;
 510         }
 511         if (cls.protocol == PROTOCOL_QUAKEWORLD)
 512                 dpsnprintf(temp, sizeof(temp), "Downloading %s %3i%% (%i) at %i bytes/s", cls.qw_downloadname, cls.qw_downloadpercent, cls.qw_downloadmemorycursize, cls.qw_downloadspeedrate);
 513         else
 514                 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);
 515         len = (int)strlen(temp);
 516         x = (vid_conwidth.integer - DrawQ_TextWidth(temp, len, size, size, true, FONT_INFOBAR)) / 2;
 517         y = vid_conheight.integer - size - offset;
 518         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
 519         DrawQ_String(x, y, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
 520         return size;
 521 }
 522 /*
 523 ==============
 524 SCR_DrawInfobarString
 525 ==============
 526 */
 527 static int SCR_DrawInfobarString(int offset)
 528 {
 529         int len;
 530         float x, y;
 531         float size = scr_infobar_height.value;
 532
 533         len = (int)strlen(scr_infobarstring);
 534         x = (vid_conwidth.integer - DrawQ_TextWidth(scr_infobarstring, len, size, size, false, FONT_INFOBAR)) / 2;
 535         y = vid_conheight.integer - size - offset;
 536         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
 537         DrawQ_String(x, y, scr_infobarstring, len, size, size, 1, 1, 1, 1, 0, NULL, false, FONT_INFOBAR);
 538         return size;
 539 }
 540
 541 /*
 542 ==============
 543 SCR_DrawCurlDownload
 544 ==============
 545 */
 546 static int SCR_DrawCurlDownload(int offset)
 547 {
 548         // sync with SCR_InfobarHeight
 549         int len;
 550         int nDownloads;
 551         int i;
 552         float x, y;
 553         float size = scr_infobar_height.value;
 554         Curl_downloadinfo_t *downinfo;
 555         char temp[256];
 556         const char *addinfo;
 557
 558         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo);
 559         if(!downinfo)
 560                 return 0;
 561
 562         y = vid_conheight.integer - size * nDownloads - offset;
 563
 564         if(addinfo)
 565         {
 566                 len = (int)strlen(addinfo);
 567                 x = (vid_conwidth.integer - DrawQ_TextWidth(addinfo, len, size, size, true, FONT_INFOBAR)) / 2;
 568                 DrawQ_Fill(0, y - size, vid_conwidth.integer, size, 1, 1, 1, cls.signon == SIGNONS ? 0.8 : 1, 0);
 569                 DrawQ_String(x, y - size, addinfo, len, size, size, 0, 0, 0, 1, 0, NULL, true, FONT_INFOBAR);
 570         }
 571
 572         for(i = 0; i != nDownloads; ++i)
 573         {
 574                 if(downinfo[i].queued)
 575                         dpsnprintf(temp, sizeof(temp), "Still in queue: %s", downinfo[i].filename);
 576                 else if(downinfo[i].progress <= 0)
 577                         dpsnprintf(temp, sizeof(temp), "Downloading %s ...  ???.?%% @ %.1f KiB/s", downinfo[i].filename, downinfo[i].speed / 1024.0);
 578                 else
 579                         dpsnprintf(temp, sizeof(temp), "Downloading %s ...  %5.1f%% @ %.1f KiB/s", downinfo[i].filename, 100.0 * downinfo[i].progress, downinfo[i].speed / 1024.0);
 580                 len = (int)strlen(temp);
 581                 x = (vid_conwidth.integer - DrawQ_TextWidth(temp, len, size, size, true, FONT_INFOBAR)) / 2;
 582                 DrawQ_Fill(0, y + i * size, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
 583                 DrawQ_String(x, y + i * size, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
 584         }
 585
 586         Z_Free(downinfo);
 587
 588         return size * (nDownloads + (addinfo ? 1 : 0));
 589 }
 590
 591 /*
 592 ==============
 593 SCR_DrawInfobar
 594 ==============
 595 */
 596 static void SCR_DrawInfobar(void)
 597 {
 598         int offset = 0;
 599         offset += SCR_DrawQWDownload(offset);
 600         offset += SCR_DrawCurlDownload(offset);
 601         if(scr_infobartime_off > 0)
 602                 offset += SCR_DrawInfobarString(offset);
 603         if(offset != scr_con_margin_bottom)
 604                 Con_DPrintf("broken console margin calculation: %d != %d\n", offset, scr_con_margin_bottom);
 605 }
 606
 607 static int SCR_InfobarHeight(void)
 608 {
 609         int offset = 0;
 610         Curl_downloadinfo_t *downinfo;
 611         const char *addinfo;
 612         int nDownloads;
 613
 614         if (cl.time > cl.oldtime)
 615                 scr_infobartime_off -= cl.time - cl.oldtime;
 616         if(scr_infobartime_off > 0)
 617                 offset += 1;
 618         if(cls.qw_downloadname[0])
 619                 offset += 1;
 620
 621         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo);
 622         if(downinfo)
 623         {
 624                 offset += (nDownloads + (addinfo ? 1 : 0));
 625                 Z_Free(downinfo);
 626         }
 627         offset *= scr_infobar_height.value;
 628
 629         return offset;
 630 }
 631
 632 /*
 633 ==============
 634 SCR_InfoBar_f
 635 ==============
 636 */
 637 void SCR_InfoBar_f(void)
 638 {
 639         if(Cmd_Argc() == 3)
 640         {
 641                 scr_infobartime_off = atof(Cmd_Argv(1));
 642                 strlcpy(scr_infobarstring, Cmd_Argv(2), sizeof(scr_infobarstring));
 643         }
 644         else
 645         {
 646                 Con_Printf("usage:\ninfobar expiretime \"string\"\n");
 647         }
 648 }
 649 //=============================================================================
 650
 651 /*
 652 ==================
 653 SCR_SetUpToDrawConsole
 654 ==================
 655 */
 656 void SCR_SetUpToDrawConsole (void)
 657 {
 658         // lines of console to display
 659         float conlines;
 660         static int framecounter = 0;
 661
 662         Con_CheckResize ();
 663
 664         if (scr_menuforcewhiledisconnected.integer && key_dest == key_game && cls.state == ca_disconnected)
 665         {
 666                 if (framecounter >= 2)
 667                         MR_ToggleMenu(1);
 668                 else
 669                         framecounter++;
 670         }
 671         else
 672                 framecounter = 0;
 673
 674         if (scr_conforcewhiledisconnected.integer && key_dest == key_game && cls.signon != SIGNONS)
 675                 key_consoleactive |= KEY_CONSOLEACTIVE_FORCED;
 676         else
 677                 key_consoleactive &= ~KEY_CONSOLEACTIVE_FORCED;
 678
 679 // decide on the height of the console
 680         if (key_consoleactive & KEY_CONSOLEACTIVE_USER)
 681                 conlines = vid_conheight.integer/2;     // half screen
 682         else
 683                 conlines = 0;                           // none visible
 684
 685         scr_con_current = conlines;
 686 }
 687
 688 /*
 689 ==================
 690 SCR_DrawConsole
 691 ==================
 692 */
 693 void SCR_DrawConsole (void)
 694 {
 695         scr_con_margin_bottom = SCR_InfobarHeight();
 696         if (key_consoleactive & KEY_CONSOLEACTIVE_FORCED)
 697         {
 698                 // full screen
 699                 Con_DrawConsole (vid_conheight.integer - scr_con_margin_bottom);
 700         }
 701         else if (scr_con_current)
 702                 Con_DrawConsole (min((int)scr_con_current, vid_conheight.integer - scr_con_margin_bottom));
 703         else
 704                 con_vislines = 0;
 705 }
 706
 707 /*
 708 ===============
 709 SCR_BeginLoadingPlaque
 710
 711 ================
 712 */
 713 void SCR_BeginLoadingPlaque (void)
 714 {
 715         // save console log up to this point to log_file if it was set by configs
 716         Log_Start();
 717
 718         Host_StartVideo();
 719         SCR_UpdateLoadingScreen(false);
 720 }
 721
 722 //=============================================================================
 723
 724 char r_speeds_timestring[4096];
 725 int speedstringcount, r_timereport_active;
 726 double r_timereport_temp = 0, r_timereport_current = 0, r_timereport_start = 0;
 727 int r_speeds_longestitem = 0;
 728
 729 void R_TimeReport(const char *desc)
 730 {
 731         char tempbuf[256];
 732         int length;
 733         int t;
 734
 735         if (r_speeds.integer < 2 || !r_timereport_active)
 736                 return;
 737
 738         CHECKGLERROR
 739         if (r_speeds.integer == 2)
 740                 GL_Finish();
 741         CHECKGLERROR
 742         r_timereport_temp = r_timereport_current;
 743         r_timereport_current = Sys_DoubleTime();
 744         t = (int) ((r_timereport_current - r_timereport_temp) * 1000000.0 + 0.5);
 745
 746         length = dpsnprintf(tempbuf, sizeof(tempbuf), "%8i %s", t, desc);
 747         length = min(length, (int)sizeof(tempbuf) - 1);
 748         if (r_speeds_longestitem < length)
 749                 r_speeds_longestitem = length;
 750         for (;length < r_speeds_longestitem;length++)
 751                 tempbuf[length] = ' ';
 752         tempbuf[length] = 0;
 753
 754         if (speedstringcount + length > (vid_conwidth.integer / 8))
 755         {
 756                 strlcat(r_speeds_timestring, "\n", sizeof(r_speeds_timestring));
 757                 speedstringcount = 0;
 758         }
 759         strlcat(r_speeds_timestring, tempbuf, sizeof(r_speeds_timestring));
 760         speedstringcount += length;
 761 }
 762
 763 void R_TimeReport_BeginFrame(void)
 764 {
 765         speedstringcount = 0;
 766         r_speeds_timestring[0] = 0;
 767         r_timereport_active = false;
 768         memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
 769
 770         if (r_speeds.integer >= 2)
 771         {
 772                 r_timereport_active = true;
 773                 r_timereport_start = r_timereport_current = Sys_DoubleTime();
 774         }
 775 }
 776
 777 static int R_CountLeafTriangles(const dp_model_t *model, const mleaf_t *leaf)
 778 {
 779         int i, triangles = 0;
 780         for (i = 0;i < leaf->numleafsurfaces;i++)
 781                 triangles += model->data_surfaces[leaf->firstleafsurface[i]].num_triangles;
 782         return triangles;
 783 }
 784
 785 extern cvar_t r_viewscale;
 786 extern float viewscalefpsadjusted;
 787 void R_TimeReport_EndFrame(void)
 788 {
 789         int i, j, lines, y;
 790         cl_locnode_t *loc;
 791         char string[1024+4096];
 792         mleaf_t *viewleaf;
 793
 794         string[0] = 0;
 795         if (r_speeds.integer)
 796         {
 797                 // put the location name in the r_speeds display as it greatly helps
 798                 // when creating loc files
 799                 loc = CL_Locs_FindNearest(cl.movement_origin);
 800                 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;
 801                 dpsnprintf(string, sizeof(string),
 802 "%6.0fus rendertime %3.0f%% viewscale %s%s %.3f cl.time%2.4f brightness\n"
 803 "%3i renders org:'%+8.2f %+8.2f %+8.2f' dir:'%+2.3f %+2.3f %+2.3f'\n"
 804 "%5i viewleaf%5i cluster%3i area%4i brushes%4i surfaces(%7i triangles)\n"
 805 "%7i surfaces%7i triangles %5i entities (%7i surfaces%7i triangles)\n"
 806 "%5i leafs%5i portals%6i/%6i particles%6i/%6i decals %3i%% quality\n"
 807 "%7i lightmap updates (%7i pixels)%8iKB/%8iKB framedata\n"
 808 "%4i lights%4i clears%4i scissored%7i light%7i shadow%7i dynamic\n"
 809 "bouncegrid:%4i lights%6i particles%6i traces%6i hits%6i splats%6i bounces\n"
 810 "collision cache efficiency:%6i cached%6i traced%6ianimated\n"
 811 "%6i draws%8i vertices%8i triangles bloompixels%8i copied%8i drawn\n"
 812 "updated%5i indexbuffers%8i bytes%5i vertexbuffers%8i bytes\n"
 813 "%s"
 814 , r_refdef.lastdrawscreentime * 1000000.0, r_viewscale.value * sqrt(viewscalefpsadjusted) * 100.0f, loc ? "Location: " : "", loc ? loc->name : "", cl.time, r_refdef.view.colorscale
 815 , r_refdef.stats.renders, r_refdef.view.origin[0], r_refdef.view.origin[1], r_refdef.view.origin[2], r_refdef.view.forward[0], r_refdef.view.forward[1], r_refdef.view.forward[2]
 816 , 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
 817 , r_refdef.stats.world_surfaces, r_refdef.stats.world_triangles, r_refdef.stats.entities, r_refdef.stats.entities_surfaces, r_refdef.stats.entities_triangles
 818 , r_refdef.stats.world_leafs, r_refdef.stats.world_portals, r_refdef.stats.particles, cl.num_particles, r_refdef.stats.drawndecals, r_refdef.stats.totaldecals, (int)(100 * r_refdef.view.quality)
 819 , r_refdef.stats.lightmapupdates, r_refdef.stats.lightmapupdatepixels, (r_refdef.stats.framedatacurrent+512) / 1024, (r_refdef.stats.framedatasize+512)/1024
 820 , r_refdef.stats.lights, r_refdef.stats.lights_clears, r_refdef.stats.lights_scissored, r_refdef.stats.lights_lighttriangles, r_refdef.stats.lights_shadowtriangles, r_refdef.stats.lights_dynamicshadowtriangles
 821 , r_refdef.stats.bouncegrid_lights, r_refdef.stats.bouncegrid_particles, r_refdef.stats.bouncegrid_traces, r_refdef.stats.bouncegrid_hits, r_refdef.stats.bouncegrid_splats, r_refdef.stats.bouncegrid_bounces
 822 , r_refdef.stats.collisioncache_cached, r_refdef.stats.collisioncache_traced, r_refdef.stats.collisioncache_animated
 823 , r_refdef.stats.draws, r_refdef.stats.draws_vertices, r_refdef.stats.draws_elements / 3, r_refdef.stats.bloom_copypixels, r_refdef.stats.bloom_drawpixels
 824 , r_refdef.stats.indexbufferuploadcount, r_refdef.stats.indexbufferuploadsize, r_refdef.stats.vertexbufferuploadcount, r_refdef.stats.vertexbufferuploadsize
 825 , r_speeds_timestring);
 826
 827                 memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
 828
 829                 speedstringcount = 0;
 830                 r_speeds_timestring[0] = 0;
 831                 r_timereport_active = false;
 832
 833                 if (r_speeds.integer >= 2)
 834                 {
 835                         r_timereport_active = true;
 836                         r_timereport_start = r_timereport_current = Sys_DoubleTime();
 837                 }
 838         }
 839
 840         if (string[0])
 841         {
 842                 if (string[strlen(string)-1] == '\n')
 843                         string[strlen(string)-1] = 0;
 844                 lines = 1;
 845                 for (i = 0;string[i];i++)
 846                         if (string[i] == '\n')
 847                                 lines++;
 848                 y = vid_conheight.integer - sb_lines - lines * 8;
 849                 i = j = 0;
 850                 r_draw2d_force = true;
 851                 DrawQ_Fill(0, y, vid_conwidth.integer, lines * 8, 0, 0, 0, 0.5, 0);
 852                 while (string[i])
 853                 {
 854                         j = i;
 855                         while (string[i] && string[i] != '\n')
 856                                 i++;
 857                         if (i - j > 0)
 858                                 DrawQ_String(0, y, string + j, i - j, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);
 859                         if (string[i] == '\n')
 860                                 i++;
 861                         y += 8;
 862                 }
 863                 r_draw2d_force = false;
 864         }
 865 }
 866
 867 /*
 868 =================
 869 SCR_SizeUp_f
 870
 871 Keybinding command
 872 =================
 873 */
 874 void SCR_SizeUp_f (void)
 875 {
 876         Cvar_SetValue ("viewsize",scr_viewsize.value+10);
 877 }
 878
 879
 880 /*
 881 =================
 882 SCR_SizeDown_f
 883
 884 Keybinding command
 885 =================
 886 */
 887 void SCR_SizeDown_f (void)
 888 {
 889         Cvar_SetValue ("viewsize",scr_viewsize.value-10);
 890 }
 891
 892 void SCR_CaptureVideo_EndVideo(void);
 893 void CL_Screen_Shutdown(void)
 894 {
 895         SCR_CaptureVideo_EndVideo();
 896 }
 897
 898 void CL_Screen_Init(void)
 899 {
 900         Cvar_RegisterVariable (&scr_fov);
 901         Cvar_RegisterVariable (&scr_viewsize);
 902         Cvar_RegisterVariable (&scr_conalpha);
 903         Cvar_RegisterVariable (&scr_conalphafactor);
 904         Cvar_RegisterVariable (&scr_conalpha2factor);
 905         Cvar_RegisterVariable (&scr_conalpha3factor);
 906         Cvar_RegisterVariable (&scr_conscroll_x);
 907         Cvar_RegisterVariable (&scr_conscroll_y);
 908         Cvar_RegisterVariable (&scr_conscroll2_x);
 909         Cvar_RegisterVariable (&scr_conscroll2_y);
 910         Cvar_RegisterVariable (&scr_conscroll3_x);
 911         Cvar_RegisterVariable (&scr_conscroll3_y);
 912         Cvar_RegisterVariable (&scr_conbrightness);
 913         Cvar_RegisterVariable (&scr_conforcewhiledisconnected);
 914         Cvar_RegisterVariable (&scr_menuforcewhiledisconnected);
 915         Cvar_RegisterVariable (&scr_loadingscreen_background);
 916         Cvar_RegisterVariable (&scr_loadingscreen_scale);
 917         Cvar_RegisterVariable (&scr_loadingscreen_scale_base);
 918         Cvar_RegisterVariable (&scr_loadingscreen_scale_limit);
 919         Cvar_RegisterVariable (&scr_loadingscreen_count);
 920         Cvar_RegisterVariable (&scr_loadingscreen_barcolor);
 921         Cvar_RegisterVariable (&scr_loadingscreen_barheight);
 922         Cvar_RegisterVariable (&scr_infobar_height);
 923         Cvar_RegisterVariable (&scr_showram);
 924         Cvar_RegisterVariable (&scr_showturtle);
 925         Cvar_RegisterVariable (&scr_showpause);
 926         Cvar_RegisterVariable (&scr_showbrand);
 927         Cvar_RegisterVariable (&scr_centertime);
 928         Cvar_RegisterVariable (&scr_printspeed);
 929         Cvar_RegisterVariable (&vid_conwidth);
 930         Cvar_RegisterVariable (&vid_conheight);
 931         Cvar_RegisterVariable (&vid_pixelheight);
 932         Cvar_RegisterVariable (&scr_screenshot_jpeg);
 933         Cvar_RegisterVariable (&scr_screenshot_jpeg_quality);
 934         Cvar_RegisterVariable (&scr_screenshot_png);
 935         Cvar_RegisterVariable (&scr_screenshot_gammaboost);
 936         Cvar_RegisterVariable (&scr_screenshot_hwgamma);
 937         Cvar_RegisterVariable (&scr_screenshot_name_in_mapdir);
 938         Cvar_RegisterVariable (&scr_screenshot_alpha);
 939         Cvar_RegisterVariable (&scr_screenshot_timestamp);
 940         Cvar_RegisterVariable (&cl_capturevideo);
 941         Cvar_RegisterVariable (&cl_capturevideo_printfps);
 942         Cvar_RegisterVariable (&cl_capturevideo_width);
 943         Cvar_RegisterVariable (&cl_capturevideo_height);
 944         Cvar_RegisterVariable (&cl_capturevideo_realtime);
 945         Cvar_RegisterVariable (&cl_capturevideo_fps);
 946         Cvar_RegisterVariable (&cl_capturevideo_nameformat);
 947         Cvar_RegisterVariable (&cl_capturevideo_number);
 948         Cvar_RegisterVariable (&cl_capturevideo_ogg);
 949         Cvar_RegisterVariable (&cl_capturevideo_framestep);
 950         Cvar_RegisterVariable (&r_letterbox);
 951         Cvar_RegisterVariable(&r_stereo_separation);
 952         Cvar_RegisterVariable(&r_stereo_sidebyside);
 953         Cvar_RegisterVariable(&r_stereo_horizontal);
 954         Cvar_RegisterVariable(&r_stereo_vertical);
 955         Cvar_RegisterVariable(&r_stereo_redblue);
 956         Cvar_RegisterVariable(&r_stereo_redcyan);
 957         Cvar_RegisterVariable(&r_stereo_redgreen);
 958         Cvar_RegisterVariable(&r_stereo_angle);
 959         Cvar_RegisterVariable(&scr_zoomwindow);
 960         Cvar_RegisterVariable(&scr_zoomwindow_viewsizex);
 961         Cvar_RegisterVariable(&scr_zoomwindow_viewsizey);
 962         Cvar_RegisterVariable(&scr_zoomwindow_fov);
 963         Cvar_RegisterVariable(&scr_stipple);
 964         Cvar_RegisterVariable(&scr_refresh);
 965         Cvar_RegisterVariable(&shownetgraph);
 966         Cvar_RegisterVariable(&cl_demo_mousegrab);
 967         Cvar_RegisterVariable(&timedemo_screenshotframelist);
 968         Cvar_RegisterVariable(&vid_touchscreen_outlinealpha);
 969         Cvar_RegisterVariable(&vid_touchscreen_overlayalpha);
 970
 971         // if we want no console, turn it off here too
 972         if (COM_CheckParm ("-noconsole"))
 973                 Cvar_SetQuick(&scr_conforcewhiledisconnected, "0");
 974
 975         Cmd_AddCommand ("sizeup",SCR_SizeUp_f, "increase view size (increases viewsize cvar)");
 976         Cmd_AddCommand ("sizedown",SCR_SizeDown_f, "decrease view size (decreases viewsize cvar)");
 977         Cmd_AddCommand ("screenshot",SCR_ScreenShot_f, "takes a screenshot of the next rendered frame");
 978         Cmd_AddCommand ("envmap", R_Envmap_f, "render a cubemap (skybox) of the current scene");
 979         Cmd_AddCommand ("infobar", SCR_InfoBar_f, "display a text in the infobar (usage: infobar expiretime string)");
 980
 981         SCR_CaptureVideo_Ogg_Init();
 982
 983         scr_initialized = true;
 984 }
 985
 986 /*
 987 ==================
 988 SCR_ScreenShot_f
 989 ==================
 990 */
 991 void SCR_ScreenShot_f (void)
 992 {
 993         static int shotnumber;
 994         static char old_prefix_name[MAX_QPATH];
 995         char prefix_name[MAX_QPATH];
 996         char filename[MAX_QPATH];
 997         unsigned char *buffer1;
 998         unsigned char *buffer2;
 999         qboolean jpeg = (scr_screenshot_jpeg.integer != 0);
1000         qboolean png = (scr_screenshot_png.integer != 0) && !jpeg;
1001
1002         if (Cmd_Argc() == 2)
1003         {
1004                 const char *ext;
1005                 strlcpy(filename, Cmd_Argv(1), sizeof(filename));
1006                 ext = FS_FileExtension(filename);
1007                 if (!strcasecmp(ext, "jpg"))
1008                 {
1009                         jpeg = true;
1010                         png = false;
1011                 }
1012                 else if (!strcasecmp(ext, "tga"))
1013                 {
1014                         jpeg = false;
1015                         png = false;
1016                 }
1017                 else if (!strcasecmp(ext, "png"))
1018                 {
1019                         jpeg = false;
1020                         png = true;
1021                 }
1022                 else
1023                 {
1024                         Con_Printf("screenshot: supplied filename must end in .jpg or .tga or .png\n");
1025                         return;
1026                 }
1027         }
1028         else if (scr_screenshot_timestamp.integer)
1029         {
1030                 int shotnumber100;
1031
1032                 // TODO maybe make capturevideo and screenshot use similar name patterns?
1033                 if (scr_screenshot_name_in_mapdir.integer && cl.worldbasename[0])
1034                         dpsnprintf(prefix_name, sizeof(prefix_name), "%s/%s%s", cl.worldbasename, scr_screenshot_name.string, Sys_TimeString("%Y%m%d%H%M%S"));
1035                 else
1036                         dpsnprintf(prefix_name, sizeof(prefix_name), "%s%s", scr_screenshot_name.string, Sys_TimeString("%Y%m%d%H%M%S"));
1037
1038                 // find a file name to save it to
1039                 for (shotnumber100 = 0;shotnumber100 < 100;shotnumber100++)
1040                         if (!FS_SysFileExists(va("%s/screenshots/%s-%02d.tga", fs_gamedir, prefix_name, shotnumber100))
1041                          && !FS_SysFileExists(va("%s/screenshots/%s-%02d.jpg", fs_gamedir, prefix_name, shotnumber100))
1042                          && !FS_SysFileExists(va("%s/screenshots/%s-%02d.png", fs_gamedir, prefix_name, shotnumber100)))
1043                                 break;
1044                 if (shotnumber100 >= 100)
1045                 {
1046                         Con_Print("Couldn't create the image file - already 100 shots taken this second!\n");
1047                         return;
1048                 }
1049
1050                 dpsnprintf(filename, sizeof(filename), "screenshots/%s-%02d.%s", prefix_name, shotnumber100, jpeg ? "jpg" : png ? "png" : "tga");
1051         }
1052         else
1053         {
1054                 // TODO maybe make capturevideo and screenshot use similar name patterns?
1055                 if (scr_screenshot_name_in_mapdir.integer && cl.worldbasename[0])
1056                         dpsnprintf(prefix_name, sizeof(prefix_name), "%s/%s", cl.worldbasename, Sys_TimeString(scr_screenshot_name.string));
1057                 else
1058                         dpsnprintf(prefix_name, sizeof(prefix_name), "%s", Sys_TimeString(scr_screenshot_name.string));
1059
1060                 // if prefix changed, gamedir or map changed, reset the shotnumber so
1061                 // we scan again
1062                 // FIXME: should probably do this whenever FS_Rescan or something like that occurs?
1063                 if (strcmp(old_prefix_name, prefix_name))
1064                 {
1065                         dpsnprintf(old_prefix_name, sizeof(old_prefix_name), "%s", prefix_name );
1066                         shotnumber = 0;
1067                 }
1068
1069                 // find a file name to save it to
1070                 for (;shotnumber < 1000000;shotnumber++)
1071                         if (!FS_SysFileExists(va("%s/screenshots/%s%06d.tga", fs_gamedir, prefix_name, shotnumber))
1072                          && !FS_SysFileExists(va("%s/screenshots/%s%06d.jpg", fs_gamedir, prefix_name, shotnumber))
1073                          && !FS_SysFileExists(va("%s/screenshots/%s%06d.png", fs_gamedir, prefix_name, shotnumber)))
1074                                 break;
1075                 if (shotnumber >= 1000000)
1076                 {
1077                         Con_Print("Couldn't create the image file - you already have 1000000 screenshots!\n");
1078                         return;
1079                 }
1080
1081                 dpsnprintf(filename, sizeof(filename), "screenshots/%s%06d.%s", prefix_name, shotnumber, jpeg ? "jpg" : png ? "png" : "tga");
1082
1083                 shotnumber++;
1084         }
1085
1086         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 4);
1087         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * (scr_screenshot_alpha.integer ? 4 : 3));
1088
1089         if (SCR_ScreenShot (filename, buffer1, buffer2, 0, 0, vid.width, vid.height, false, false, false, jpeg, png, true, scr_screenshot_alpha.integer != 0))
1090                 Con_Printf("Wrote %s\n", filename);
1091         else
1092         {
1093                 Con_Printf("Unable to write %s\n", filename);
1094                 if(jpeg || png)
1095                 {
1096                         if(SCR_ScreenShot (filename, buffer1, buffer2, 0, 0, vid.width, vid.height, false, false, false, false, false, true, scr_screenshot_alpha.integer != 0))
1097                         {
1098                                 strlcpy(filename + strlen(filename) - 3, "tga", 4);
1099                                 Con_Printf("Wrote %s\n", filename);
1100                         }
1101                 }
1102         }
1103
1104         Mem_Free (buffer1);
1105         Mem_Free (buffer2);
1106 }
1107
1108 void SCR_CaptureVideo_BeginVideo(void)
1109 {
1110         double r, g, b;
1111         unsigned int i;
1112         int width = cl_capturevideo_width.integer, height = cl_capturevideo_height.integer;
1113         if (cls.capturevideo.active)
1114                 return;
1115         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
1116         // soundrate is figured out on the first SoundFrame
1117
1118         if(width == 0 && height != 0)
1119                 width = (int) (height * (double)vid.width / ((double)vid.height * vid_pixelheight.value)); // keep aspect
1120         if(width != 0 && height == 0)
1121                 height = (int) (width * ((double)vid.height * vid_pixelheight.value) / (double)vid.width); // keep aspect
1122
1123         if(width < 2 || width > vid.width) // can't scale up
1124                 width = vid.width;
1125         if(height < 2 || height > vid.height) // can't scale up
1126                 height = vid.height;
1127
1128         // ensure it's all even; if not, scale down a little
1129         if(width % 1)
1130                 --width;
1131         if(height % 1)
1132                 --height;
1133
1134         cls.capturevideo.width = width;
1135         cls.capturevideo.height = height;
1136         cls.capturevideo.active = true;
1137         cls.capturevideo.framerate = bound(1, cl_capturevideo_fps.value, 1001) * bound(1, cl_capturevideo_framestep.integer, 64);
1138         cls.capturevideo.framestep = cl_capturevideo_framestep.integer;
1139         cls.capturevideo.soundrate = S_GetSoundRate();
1140         cls.capturevideo.soundchannels = S_GetSoundChannels();
1141         cls.capturevideo.startrealtime = realtime;
1142         cls.capturevideo.frame = cls.capturevideo.lastfpsframe = 0;
1143         cls.capturevideo.starttime = cls.capturevideo.lastfpstime = Sys_DoubleTime();
1144         cls.capturevideo.soundsampleframe = 0;
1145         cls.capturevideo.realtime = cl_capturevideo_realtime.integer != 0;
1146         cls.capturevideo.screenbuffer = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 4);
1147         cls.capturevideo.outbuffer = (unsigned char *)Mem_Alloc(tempmempool, width * height * (4+4) + 18);
1148         dpsnprintf(cls.capturevideo.basename, sizeof(cls.capturevideo.basename), "video/%s%03i", Sys_TimeString(cl_capturevideo_nameformat.string), cl_capturevideo_number.integer);
1149         Cvar_SetValueQuick(&cl_capturevideo_number, cl_capturevideo_number.integer + 1);
1150
1151         /*
1152         for (i = 0;i < 256;i++)
1153         {
1154                 unsigned char j = (unsigned char)bound(0, 255*pow(i/255.0, gamma), 255);
1155                 cls.capturevideo.rgbgammatable[0][i] = j;
1156                 cls.capturevideo.rgbgammatable[1][i] = j;
1157                 cls.capturevideo.rgbgammatable[2][i] = j;
1158         }
1159         */
1160 /*
1161 R = Y + 1.4075 * (Cr - 128);
1162 G = Y + -0.3455 * (Cb - 128) + -0.7169 * (Cr - 128);
1163 B = Y + 1.7790 * (Cb - 128);
1164 Y = R *  .299 + G *  .587 + B *  .114;
1165 Cb = R * -.169 + G * -.332 + B *  .500 + 128.;
1166 Cr = R *  .500 + G * -.419 + B * -.0813 + 128.;
1167 */
1168
1169         if(WANT_SCREENSHOT_HWGAMMA)
1170         {
1171                 VID_BuildGammaTables(&cls.capturevideo.vidramp[0], 256);
1172         }
1173         else
1174         {
1175                 // identity gamma table
1176                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp, 256);
1177                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256, 256);
1178                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256*2, 256);
1179         }
1180         if(scr_screenshot_gammaboost.value != 1)
1181         {
1182                 double igamma = 1 / scr_screenshot_gammaboost.value;
1183                 for (i = 0;i < 256 * 3;i++)
1184                         cls.capturevideo.vidramp[i] = (unsigned short) (0.5 + pow(cls.capturevideo.vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
1185         }
1186
1187         for (i = 0;i < 256;i++)
1188         {
1189                 r = 255*cls.capturevideo.vidramp[i]/65535.0;
1190                 g = 255*cls.capturevideo.vidramp[i+256]/65535.0;
1191                 b = 255*cls.capturevideo.vidramp[i+512]/65535.0;
1192                 // NOTE: we have to round DOWN here, or integer overflows happen. Sorry for slightly wrong looking colors sometimes...
1193                 // Y weights from RGB
1194                 cls.capturevideo.rgbtoyuvscaletable[0][0][i] = (short)(r *  0.299);
1195                 cls.capturevideo.rgbtoyuvscaletable[0][1][i] = (short)(g *  0.587);
1196                 cls.capturevideo.rgbtoyuvscaletable[0][2][i] = (short)(b *  0.114);
1197                 // Cb weights from RGB
1198                 cls.capturevideo.rgbtoyuvscaletable[1][0][i] = (short)(r * -0.169);
1199                 cls.capturevideo.rgbtoyuvscaletable[1][1][i] = (short)(g * -0.332);
1200                 cls.capturevideo.rgbtoyuvscaletable[1][2][i] = (short)(b *  0.500);
1201                 // Cr weights from RGB
1202                 cls.capturevideo.rgbtoyuvscaletable[2][0][i] = (short)(r *  0.500);
1203                 cls.capturevideo.rgbtoyuvscaletable[2][1][i] = (short)(g * -0.419);
1204                 cls.capturevideo.rgbtoyuvscaletable[2][2][i] = (short)(b * -0.0813);
1205                 // range reduction of YCbCr to valid signal range
1206                 cls.capturevideo.yuvnormalizetable[0][i] = 16 + i * (236-16) / 256;
1207                 cls.capturevideo.yuvnormalizetable[1][i] = 16 + i * (240-16) / 256;
1208                 cls.capturevideo.yuvnormalizetable[2][i] = 16 + i * (240-16) / 256;
1209         }
1210
1211         if (cl_capturevideo_ogg.integer)
1212         {
1213                 if(SCR_CaptureVideo_Ogg_Available())
1214                 {
1215                         SCR_CaptureVideo_Ogg_BeginVideo();
1216                         return;
1217                 }
1218                 else
1219                         Con_Print("cl_capturevideo_ogg: libraries not available. Capturing in AVI instead.\n");
1220         }
1221
1222         SCR_CaptureVideo_Avi_BeginVideo();
1223 }
1224
1225 void SCR_CaptureVideo_EndVideo(void)
1226 {
1227         if (!cls.capturevideo.active)
1228                 return;
1229         cls.capturevideo.active = false;
1230
1231         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);
1232
1233         if (cls.capturevideo.videofile)
1234         {
1235                 cls.capturevideo.endvideo();
1236         }
1237
1238         if (cls.capturevideo.screenbuffer)
1239         {
1240                 Mem_Free (cls.capturevideo.screenbuffer);
1241                 cls.capturevideo.screenbuffer = NULL;
1242         }
1243
1244         if (cls.capturevideo.outbuffer)
1245         {
1246                 Mem_Free (cls.capturevideo.outbuffer);
1247                 cls.capturevideo.outbuffer = NULL;
1248         }
1249
1250         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
1251 }
1252
1253 static void SCR_ScaleDownBGRA(unsigned char *in, int inw, int inh, unsigned char *out, int outw, int outh)
1254 {
1255         // TODO optimize this function
1256
1257         int x, y;
1258         float area;
1259
1260         // memcpy is faster than me
1261         if(inw == outw && inh == outh)
1262         {
1263                 memcpy(out, in, 4 * inw * inh);
1264                 return;
1265         }
1266
1267         // otherwise: a box filter
1268         area = (float)outw * (float)outh / (float)inw / (float)inh;
1269         for(y = 0; y < outh; ++y)
1270         {
1271                 float iny0 =  y    / (float)outh * inh; int iny0_i = (int) floor(iny0);
1272                 float iny1 = (y+1) / (float)outh * inh; int iny1_i = (int) ceil(iny1);
1273                 for(x = 0; x < outw; ++x)
1274                 {
1275                         float inx0 =  x    / (float)outw * inw; int inx0_i = (int) floor(inx0);
1276                         float inx1 = (x+1) / (float)outw * inw; int inx1_i = (int) ceil(inx1);
1277                         float r = 0, g = 0, b = 0, alpha = 0;
1278                         int xx, yy;
1279
1280                         for(yy = iny0_i; yy < iny1_i; ++yy)
1281                         {
1282                                 float ya = min(yy+1, iny1) - max(iny0, yy);
1283                                 for(xx = inx0_i; xx < inx1_i; ++xx)
1284                                 {
1285                                         float a = ya * (min(xx+1, inx1) - max(inx0, xx));
1286                                         r += a * in[4*(xx + inw * yy)+0];
1287                                         g += a * in[4*(xx + inw * yy)+1];
1288                                         b += a * in[4*(xx + inw * yy)+2];
1289                                         alpha += a * in[4*(xx + inw * yy)+3];
1290                                 }
1291                         }
1292
1293                         out[4*(x + outw * y)+0] = (unsigned char) (r * area);
1294                         out[4*(x + outw * y)+1] = (unsigned char) (g * area);
1295                         out[4*(x + outw * y)+2] = (unsigned char) (b * area);
1296                         out[4*(x + outw * y)+3] = (unsigned char) (alpha * area);
1297                 }
1298         }
1299 }
1300
1301 void SCR_CaptureVideo_VideoFrame(int newframestepframenum)
1302 {
1303         int x = 0, y = 0;
1304         int width = cls.capturevideo.width, height = cls.capturevideo.height;
1305
1306         if(newframestepframenum == cls.capturevideo.framestepframe)
1307                 return;
1308
1309         CHECKGLERROR
1310         // speed is critical here, so do saving as directly as possible
1311
1312         GL_ReadPixelsBGRA(x, y, vid.width, vid.height, cls.capturevideo.screenbuffer);
1313
1314         SCR_ScaleDownBGRA (cls.capturevideo.screenbuffer, vid.width, vid.height, cls.capturevideo.outbuffer, width, height);
1315
1316         cls.capturevideo.videoframes(newframestepframenum - cls.capturevideo.framestepframe);
1317         cls.capturevideo.framestepframe = newframestepframenum;
1318
1319         if(cl_capturevideo_printfps.integer)
1320         {
1321                 char buf[80];
1322                 double t = Sys_DoubleTime();
1323                 if(t > cls.capturevideo.lastfpstime + 1)
1324                 {
1325                         double fps1 = (cls.capturevideo.frame - cls.capturevideo.lastfpsframe) / (t - cls.capturevideo.lastfpstime + 0.0000001);
1326                         double fps  = (cls.capturevideo.frame                                ) / (t - cls.capturevideo.starttime   + 0.0000001);
1327                         dpsnprintf(buf, sizeof(buf), "capturevideo: (%.1fs) last second %.3ffps, total %.3ffps\n", cls.capturevideo.frame / cls.capturevideo.framerate, fps1, fps);
1328                         Sys_PrintToTerminal(buf);
1329                         cls.capturevideo.lastfpstime = t;
1330                         cls.capturevideo.lastfpsframe = cls.capturevideo.frame;
1331                 }
1332         }
1333 }
1334
1335 void SCR_CaptureVideo_SoundFrame(const portable_sampleframe_t *paintbuffer, size_t length)
1336 {
1337         cls.capturevideo.soundsampleframe += length;
1338         cls.capturevideo.soundframe(paintbuffer, length);
1339 }
1340
1341 void SCR_CaptureVideo(void)
1342 {
1343         int newframenum;
1344         if (cl_capturevideo.integer)
1345         {
1346                 if (!cls.capturevideo.active)
1347                         SCR_CaptureVideo_BeginVideo();
1348                 if (cls.capturevideo.framerate != cl_capturevideo_fps.value * cl_capturevideo_framestep.integer)
1349                 {
1350                         Con_Printf("You can not change the video framerate while recording a video.\n");
1351                         Cvar_SetValueQuick(&cl_capturevideo_fps, cls.capturevideo.framerate / (double) cl_capturevideo_framestep.integer);
1352                 }
1353                 // for AVI saving we have to make sure that sound is saved before video
1354                 if (cls.capturevideo.soundrate && !cls.capturevideo.soundsampleframe)
1355                         return;
1356                 if (cls.capturevideo.realtime)
1357                 {
1358                         // preserve sound sync by duplicating frames when running slow
1359                         newframenum = (int)((realtime - cls.capturevideo.startrealtime) * cls.capturevideo.framerate);
1360                 }
1361                 else
1362                         newframenum = cls.capturevideo.frame + 1;
1363                 // if falling behind more than one second, stop
1364                 if (newframenum - cls.capturevideo.frame > 60 * (int)ceil(cls.capturevideo.framerate))
1365                 {
1366                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1367                         Con_Printf("video saving failed on frame %i, your machine is too slow for this capture speed.\n", cls.capturevideo.frame);
1368                         SCR_CaptureVideo_EndVideo();
1369                         return;
1370                 }
1371                 // write frames
1372                 SCR_CaptureVideo_VideoFrame(newframenum / cls.capturevideo.framestep);
1373                 cls.capturevideo.frame = newframenum;
1374                 if (cls.capturevideo.error)
1375                 {
1376                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1377                         Con_Printf("video saving failed on frame %i, out of disk space? stopping video capture.\n", cls.capturevideo.frame);
1378                         SCR_CaptureVideo_EndVideo();
1379                 }
1380         }
1381         else if (cls.capturevideo.active)
1382                 SCR_CaptureVideo_EndVideo();
1383 }
1384
1385 /*
1386 ===============
1387 R_Envmap_f
1388
1389 Grab six views for environment mapping tests
1390 ===============
1391 */
1392 struct envmapinfo_s
1393 {
1394         float angles[3];
1395         const char *name;
1396         qboolean flipx, flipy, flipdiagonaly;
1397 }
1398 envmapinfo[12] =
1399 {
1400         {{  0,   0, 0}, "rt", false, false, false},
1401         {{  0, 270, 0}, "ft", false, false, false},
1402         {{  0, 180, 0}, "lf", false, false, false},
1403         {{  0,  90, 0}, "bk", false, false, false},
1404         {{-90, 180, 0}, "up",  true,  true, false},
1405         {{ 90, 180, 0}, "dn",  true,  true, false},
1406
1407         {{  0,   0, 0}, "px",  true,  true,  true},
1408         {{  0,  90, 0}, "py", false,  true, false},
1409         {{  0, 180, 0}, "nx", false, false,  true},
1410         {{  0, 270, 0}, "ny",  true, false, false},
1411         {{-90, 180, 0}, "pz", false, false,  true},
1412         {{ 90, 180, 0}, "nz", false, false,  true}
1413 };
1414
1415 static void R_Envmap_f (void)
1416 {
1417         int j, size;
1418         char filename[MAX_QPATH], basename[MAX_QPATH];
1419         unsigned char *buffer1;
1420         unsigned char *buffer2;
1421
1422         if (Cmd_Argc() != 3)
1423         {
1424                 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");
1425                 return;
1426         }
1427
1428         strlcpy (basename, Cmd_Argv(1), sizeof (basename));
1429         size = atoi(Cmd_Argv(2));
1430         if (size != 128 && size != 256 && size != 512 && size != 1024)
1431         {
1432                 Con_Print("envmap: size must be one of 128, 256, 512, or 1024\n");
1433                 return;
1434         }
1435         if (size > vid.width || size > vid.height)
1436         {
1437                 Con_Print("envmap: your resolution is not big enough to render that size\n");
1438                 return;
1439         }
1440
1441         r_refdef.envmap = true;
1442
1443         R_UpdateVariables();
1444
1445         r_refdef.view.x = 0;
1446         r_refdef.view.y = 0;
1447         r_refdef.view.z = 0;
1448         r_refdef.view.width = size;
1449         r_refdef.view.height = size;
1450         r_refdef.view.depth = 1;
1451         r_refdef.view.useperspective = true;
1452         r_refdef.view.isoverlay = false;
1453
1454         r_refdef.view.frustum_x = 1; // tan(45 * M_PI / 180.0);
1455         r_refdef.view.frustum_y = 1; // tan(45 * M_PI / 180.0);
1456         r_refdef.view.ortho_x = 90; // abused as angle by VM_CL_R_SetView
1457         r_refdef.view.ortho_y = 90; // abused as angle by VM_CL_R_SetView
1458
1459         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 4);
1460         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1461
1462         for (j = 0;j < 12;j++)
1463         {
1464                 dpsnprintf(filename, sizeof(filename), "env/%s%s.tga", basename, envmapinfo[j].name);
1465                 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);
1466                 r_refdef.view.quality = 1;
1467                 r_refdef.view.clear = true;
1468                 R_Mesh_Start();
1469                 R_RenderView();
1470                 R_Mesh_Finish();
1471                 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);
1472         }
1473
1474         Mem_Free (buffer1);
1475         Mem_Free (buffer2);
1476
1477         r_refdef.envmap = false;
1478 }
1479
1480 //=============================================================================
1481
1482 void SHOWLMP_decodehide(void)
1483 {
1484         int i;
1485         char *lmplabel;
1486         lmplabel = MSG_ReadString();
1487         for (i = 0;i < cl.num_showlmps;i++)
1488                 if (cl.showlmps[i].isactive && strcmp(cl.showlmps[i].label, lmplabel) == 0)
1489                 {
1490                         cl.showlmps[i].isactive = false;
1491                         return;
1492                 }
1493 }
1494
1495 void SHOWLMP_decodeshow(void)
1496 {
1497         int k;
1498         char lmplabel[256], picname[256];
1499         float x, y;
1500         strlcpy (lmplabel,MSG_ReadString(), sizeof (lmplabel));
1501         strlcpy (picname, MSG_ReadString(), sizeof (picname));
1502         if (gamemode == GAME_NEHAHRA) // LordHavoc: nasty old legacy junk
1503         {
1504                 x = MSG_ReadByte();
1505                 y = MSG_ReadByte();
1506         }
1507         else
1508         {
1509                 x = MSG_ReadShort();
1510                 y = MSG_ReadShort();
1511         }
1512         if (!cl.showlmps || cl.num_showlmps >= cl.max_showlmps)
1513         {
1514                 showlmp_t *oldshowlmps = cl.showlmps;
1515                 cl.max_showlmps += 16;
1516                 cl.showlmps = (showlmp_t *) Mem_Alloc(cls.levelmempool, cl.max_showlmps * sizeof(showlmp_t));
1517                 if (cl.num_showlmps)
1518                         memcpy(cl.showlmps, oldshowlmps, cl.num_showlmps * sizeof(showlmp_t));
1519                 if (oldshowlmps)
1520                         Mem_Free(oldshowlmps);
1521         }
1522         for (k = 0;k < cl.max_showlmps;k++)
1523                 if (cl.showlmps[k].isactive && !strcmp(cl.showlmps[k].label, lmplabel))
1524                         break;
1525         if (k == cl.max_showlmps)
1526                 for (k = 0;k < cl.max_showlmps;k++)
1527                         if (!cl.showlmps[k].isactive)
1528                                 break;
1529         cl.showlmps[k].isactive = true;
1530         strlcpy (cl.showlmps[k].label, lmplabel, sizeof (cl.showlmps[k].label));
1531         strlcpy (cl.showlmps[k].pic, picname, sizeof (cl.showlmps[k].pic));
1532         cl.showlmps[k].x = x;
1533         cl.showlmps[k].y = y;
1534         cl.num_showlmps = max(cl.num_showlmps, k + 1);
1535 }
1536
1537 void SHOWLMP_drawall(void)
1538 {
1539         int i;
1540         for (i = 0;i < cl.num_showlmps;i++)
1541                 if (cl.showlmps[i].isactive)
1542                         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);
1543 }
1544
1545 /*
1546 ==============================================================================
1547
1548                                                 SCREEN SHOTS
1549
1550 ==============================================================================
1551 */
1552
1553 // buffer1: 4*w*h
1554 // buffer2: 3*w*h (or 4*w*h if screenshotting alpha too)
1555 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)
1556 {
1557         int     indices[4] = {0,1,2,3}; // BGRA
1558         qboolean ret;
1559
1560         GL_ReadPixelsBGRA(x, y, width, height, buffer1);
1561
1562         if(gammacorrect && (scr_screenshot_gammaboost.value != 1 || WANT_SCREENSHOT_HWGAMMA))
1563         {
1564                 int i;
1565                 double igamma = 1.0 / scr_screenshot_gammaboost.value;
1566                 unsigned short vidramp[256 * 3];
1567                 if(WANT_SCREENSHOT_HWGAMMA)
1568                 {
1569                         VID_BuildGammaTables(&vidramp[0], 256);
1570                 }
1571                 else
1572                 {
1573                         // identity gamma table
1574                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp, 256);
1575                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256, 256);
1576                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256*2, 256);
1577                 }
1578                 if(scr_screenshot_gammaboost.value != 1)
1579                 {
1580                         for (i = 0;i < 256 * 3;i++)
1581                                 vidramp[i] = (unsigned short) (0.5 + pow(vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
1582                 }
1583                 for (i = 0;i < width*height*4;i += 4)
1584                 {
1585                         buffer1[i] = (unsigned char) (vidramp[buffer1[i] + 512] * 255.0 / 65535.0 + 0.5); // B
1586                         buffer1[i+1] = (unsigned char) (vidramp[buffer1[i+1] + 256] * 255.0 / 65535.0 + 0.5); // G
1587                         buffer1[i+2] = (unsigned char) (vidramp[buffer1[i+2]] * 255.0 / 65535.0 + 0.5); // R
1588                         // A
1589                 }
1590         }
1591
1592         if(keep_alpha && !jpeg)
1593         {
1594                 if(!png)
1595                         flipy = !flipy; // TGA: not preflipped
1596                 Image_CopyMux (buffer2, buffer1, width, height, flipx, flipy, flipdiagonal, 4, 4, indices);
1597                 if (png)
1598                         ret = PNG_SaveImage_preflipped (filename, width, height, true, buffer2);
1599                 else
1600                         ret = Image_WriteTGABGRA(filename, width, height, buffer2);
1601         }
1602         else
1603         {
1604                 if(jpeg)
1605                 {
1606                         indices[0] = 2;
1607                         indices[2] = 0; // RGB
1608                 }
1609                 Image_CopyMux (buffer2, buffer1, width, height, flipx, flipy, flipdiagonal, 3, 4, indices);
1610                 if (jpeg)
1611                         ret = JPEG_SaveImage_preflipped (filename, width, height, buffer2);
1612                 else if (png)
1613                         ret = PNG_SaveImage_preflipped (filename, width, height, false, buffer2);
1614                 else
1615                         ret = Image_WriteTGABGR_preflipped (filename, width, height, buffer2);
1616         }
1617
1618         return ret;
1619 }
1620
1621 //=============================================================================
1622
1623 int scr_numtouchscreenareas;
1624 scr_touchscreenarea_t scr_touchscreenareas[16];
1625
1626 static void SCR_DrawTouchscreenOverlay(void)
1627 {
1628         int i;
1629         scr_touchscreenarea_t *a;
1630         cachepic_t *pic;
1631         for (i = 0, a = scr_touchscreenareas;i < scr_numtouchscreenareas;i++, a++)
1632         {
1633                 if (vid_touchscreen_outlinealpha.value > 0 && a->rect[0] >= 0 && a->rect[1] >= 0 && a->rect[2] >= 4 && a->rect[3] >= 4)
1634                 {
1635                         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);
1636                         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);
1637                         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);
1638                         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);
1639                         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);
1640                         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);
1641                 }
1642                 pic = a->pic ? Draw_CachePic(a->pic) : NULL;
1643                 if (pic && pic->tex != r_texture_notexture)
1644                         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);
1645         }
1646 }
1647
1648 extern void R_UpdateFog(void);
1649 void R_ClearScreen(qboolean fogcolor)
1650 {
1651         float clearcolor[4];
1652         // clear to black
1653         Vector4Clear(clearcolor);
1654         if (fogcolor && r_fog_clear.integer)
1655         {
1656                 R_UpdateFog();
1657                 VectorCopy(r_refdef.fogcolor, clearcolor);
1658         }
1659         // clear depth is 1.0
1660         // LordHavoc: we use a stencil centered around 128 instead of 0,
1661         // to avoid clamping interfering with strange shadow volume
1662         // drawing orders
1663         // clear the screen
1664         GL_Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | (vid.stencil ? GL_STENCIL_BUFFER_BIT : 0), clearcolor, 1.0f, 128);
1665 }
1666
1667 qboolean CL_VM_UpdateView (void);
1668 void SCR_DrawConsole (void);
1669 void R_Shadow_EditLights_DrawSelectedLightProperties(void);
1670
1671 int r_stereo_side;
1672
1673 extern void Sbar_ShowFPS(void);
1674 void SCR_DrawScreen (void)
1675 {
1676         Draw_Frame();
1677
1678         R_Mesh_Start();
1679
1680         R_UpdateVariables();
1681
1682         // Quake uses clockwise winding, so these are swapped
1683         r_refdef.view.cullface_front = GL_BACK;
1684         r_refdef.view.cullface_back = GL_FRONT;
1685
1686         if (cls.signon == SIGNONS)
1687         {
1688                 float size;
1689
1690                 size = scr_viewsize.value * (1.0 / 100.0);
1691                 size = min(size, 1);
1692
1693                 if (r_stereo_sidebyside.integer)
1694                 {
1695                         r_refdef.view.width = (int)(vid.width * size / 2.5);
1696                         r_refdef.view.height = (int)(vid.height * size / 2.5 * (1 - bound(0, r_letterbox.value, 100) / 100));
1697                         r_refdef.view.depth = 1;
1698                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width * 2.5) * 0.5);
1699                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
1700                         r_refdef.view.z = 0;
1701                         if (r_stereo_side)
1702                                 r_refdef.view.x += (int)(r_refdef.view.width * 1.5);
1703                 }
1704                 else if (r_stereo_horizontal.integer)
1705                 {
1706                         r_refdef.view.width = (int)(vid.width * size / 2);
1707                         r_refdef.view.height = (int)(vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100));
1708                         r_refdef.view.depth = 1;
1709                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width * 2.0)/2);
1710                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
1711                         r_refdef.view.z = 0;
1712                         if (r_stereo_side)
1713                                 r_refdef.view.x += (int)(r_refdef.view.width);
1714                 }
1715                 else if (r_stereo_vertical.integer)
1716                 {
1717                         r_refdef.view.width = (int)(vid.width * size);
1718                         r_refdef.view.height = (int)(vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100) / 2);
1719                         r_refdef.view.depth = 1;
1720                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
1721                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height * 2.0)/2);
1722                         r_refdef.view.z = 0;
1723                         if (r_stereo_side)
1724                                 r_refdef.view.y += (int)(r_refdef.view.height);
1725                 }
1726                 else
1727                 {
1728                         r_refdef.view.width = (int)(vid.width * size);
1729                         r_refdef.view.height = (int)(vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100));
1730                         r_refdef.view.depth = 1;
1731                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
1732                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
1733                         r_refdef.view.z = 0;
1734                 }
1735
1736                 // LordHavoc: viewzoom (zoom in for sniper rifles, etc)
1737                 // LordHavoc: this is designed to produce widescreen fov values
1738                 // when the screen is wider than 4/3 width/height aspect, to do
1739                 // this it simply assumes the requested fov is the vertical fov
1740                 // for a 4x3 display, if the ratio is not 4x3 this makes the fov
1741                 // higher/lower according to the ratio
1742                 r_refdef.view.useperspective = true;
1743                 r_refdef.view.frustum_y = tan(scr_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
1744                 r_refdef.view.frustum_x = r_refdef.view.frustum_y * (float)r_refdef.view.width / (float)r_refdef.view.height / vid_pixelheight.value;
1745
1746                 r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
1747                 r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
1748                 r_refdef.view.ortho_x = atan(r_refdef.view.frustum_x) * (360.0 / M_PI); // abused as angle by VM_CL_R_SetView
1749                 r_refdef.view.ortho_y = atan(r_refdef.view.frustum_y) * (360.0 / M_PI); // abused as angle by VM_CL_R_SetView
1750
1751                 if(!CL_VM_UpdateView())
1752                         R_RenderView();
1753
1754                 if (scr_zoomwindow.integer)
1755                 {
1756                         float sizex = bound(10, scr_zoomwindow_viewsizex.value, 100) / 100.0;
1757                         float sizey = bound(10, scr_zoomwindow_viewsizey.value, 100) / 100.0;
1758                         r_refdef.view.width = (int)(vid.width * sizex);
1759                         r_refdef.view.height = (int)(vid.height * sizey);
1760                         r_refdef.view.depth = 1;
1761                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
1762                         r_refdef.view.y = 0;
1763                         r_refdef.view.z = 0;
1764
1765                         r_refdef.view.useperspective = true;
1766                         r_refdef.view.frustum_y = tan(scr_zoomwindow_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
1767                         r_refdef.view.frustum_x = r_refdef.view.frustum_y * vid_pixelheight.value * (float)r_refdef.view.width / (float)r_refdef.view.height;
1768
1769                         r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
1770                         r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
1771
1772                         r_refdef.view.ortho_x = atan(r_refdef.view.frustum_x) * (360.0 / M_PI); // abused as angle by VM_CL_R_SetView
1773                         r_refdef.view.ortho_y = atan(r_refdef.view.frustum_y) * (360.0 / M_PI); // abused as angle by VM_CL_R_SetView
1774
1775                         if(!CL_VM_UpdateView())
1776                                 R_RenderView();
1777                 }
1778         }
1779
1780         if (!r_stereo_sidebyside.integer && !r_stereo_horizontal.integer && !r_stereo_vertical.integer)
1781         {
1782                 r_refdef.view.width = vid.width;
1783                 r_refdef.view.height = vid.height;
1784                 r_refdef.view.depth = 1;
1785                 r_refdef.view.x = 0;
1786                 r_refdef.view.y = 0;
1787                 r_refdef.view.z = 0;
1788                 r_refdef.view.useperspective = false;
1789         }
1790
1791         if (cls.timedemo && cls.td_frames > 0 && timedemo_screenshotframelist.string && timedemo_screenshotframelist.string[0])
1792         {
1793                 const char *t;
1794                 int framenum;
1795                 t = timedemo_screenshotframelist.string;
1796                 while (*t)
1797                 {
1798                         while (*t == ' ')
1799                                 t++;
1800                         if (!*t)
1801                                 break;
1802                         framenum = atof(t);
1803                         if (framenum == cls.td_frames)
1804                                 break;
1805                         while (*t && *t != ' ')
1806                                 t++;
1807                 }
1808                 if (*t)
1809                 {
1810                         // we need to take a screenshot of this frame...
1811                         char filename[MAX_QPATH];
1812                         unsigned char *buffer1;
1813                         unsigned char *buffer2;
1814                         dpsnprintf(filename, sizeof(filename), "timedemoscreenshots/%s%06d.tga", cls.demoname, cls.td_frames);
1815                         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 4);
1816                         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
1817                         SCR_ScreenShot(filename, buffer1, buffer2, 0, 0, vid.width, vid.height, false, false, false, false, false, true, false);
1818                         Mem_Free(buffer1);
1819                         Mem_Free(buffer2);
1820                 }
1821         }
1822
1823         // draw 2D stuff
1824         if(!scr_con_current && !(key_consoleactive & KEY_CONSOLEACTIVE_FORCED))
1825                 if ((key_dest == key_game || key_dest == key_message) && !r_letterbox.value)
1826                         Con_DrawNotify ();      // only draw notify in game
1827
1828         if (cls.signon == SIGNONS)
1829         {
1830                 SCR_DrawNet ();
1831                 SCR_DrawTurtle ();
1832                 SCR_DrawPause ();
1833                 if (!r_letterbox.value)
1834                         Sbar_Draw();
1835                 SHOWLMP_drawall();
1836                 SCR_CheckDrawCenterString();
1837         }
1838         SCR_DrawNetGraph ();
1839         MR_Draw();
1840         CL_DrawVideo();
1841         R_Shadow_EditLights_DrawSelectedLightProperties();
1842
1843         SCR_DrawConsole();
1844
1845         SCR_DrawBrand();
1846
1847         SCR_DrawInfobar();
1848
1849         SCR_DrawTouchscreenOverlay();
1850
1851         if (r_timereport_active)
1852                 R_TimeReport("2d");
1853
1854         R_TimeReport_EndFrame();
1855         R_TimeReport_BeginFrame();
1856         Sbar_ShowFPS();
1857
1858         DrawQ_Finish();
1859
1860         R_DrawGamma();
1861
1862         R_Mesh_Finish();
1863 }
1864
1865 typedef struct loadingscreenstack_s
1866 {
1867         struct loadingscreenstack_s *prev;
1868         char msg[MAX_QPATH];
1869         float absolute_loading_amount_min; // this corresponds to relative completion 0 of this item
1870         float absolute_loading_amount_len; // this corresponds to relative completion 1 of this item
1871         float relative_completion; // 0 .. 1
1872 }
1873 loadingscreenstack_t;
1874 static loadingscreenstack_t *loadingscreenstack = NULL;
1875 static qboolean loadingscreendone = false;
1876 static qboolean loadingscreencleared = false;
1877 static float loadingscreenheight = 0;
1878 rtexture_t *loadingscreentexture = NULL;
1879 static float loadingscreentexture_vertex3f[12];
1880 static float loadingscreentexture_texcoord2f[8];
1881 static int loadingscreenpic_number = 0;
1882
1883 static void SCR_ClearLoadingScreenTexture(void)
1884 {
1885         if(loadingscreentexture)
1886                 R_FreeTexture(loadingscreentexture);
1887         loadingscreentexture = NULL;
1888 }
1889
1890 extern rtexturepool_t *r_main_texturepool;
1891 static void SCR_SetLoadingScreenTexture(void)
1892 {
1893         int w, h;
1894         float loadingscreentexture_w;
1895         float loadingscreentexture_h;
1896
1897         SCR_ClearLoadingScreenTexture();
1898
1899         if (vid.support.arb_texture_non_power_of_two)
1900         {
1901                 w = vid.width; h = vid.height;
1902                 loadingscreentexture_w = loadingscreentexture_h = 1;
1903         }
1904         else
1905         {
1906                 w = CeilPowerOf2(vid.width); h = CeilPowerOf2(vid.height);
1907                 loadingscreentexture_w = vid.width / (float) w;
1908                 loadingscreentexture_h = vid.height / (float) h;
1909         }
1910
1911         loadingscreentexture = R_LoadTexture2D(r_main_texturepool, "loadingscreentexture", w, h, NULL, TEXTYPE_COLORBUFFER, TEXF_RENDERTARGET | TEXF_FORCENEAREST | TEXF_CLAMP, -1, NULL);
1912         R_Mesh_CopyToTexture(loadingscreentexture, 0, 0, 0, 0, vid.width, vid.height);
1913
1914         loadingscreentexture_vertex3f[2] = loadingscreentexture_vertex3f[5] = loadingscreentexture_vertex3f[8] = loadingscreentexture_vertex3f[11] = 0;
1915         loadingscreentexture_vertex3f[0] = loadingscreentexture_vertex3f[9] = 0;
1916         loadingscreentexture_vertex3f[1] = loadingscreentexture_vertex3f[4] = 0;
1917         loadingscreentexture_vertex3f[3] = loadingscreentexture_vertex3f[6] = vid_conwidth.integer;
1918         loadingscreentexture_vertex3f[7] = loadingscreentexture_vertex3f[10] = vid_conheight.integer;
1919         loadingscreentexture_texcoord2f[0] = 0;loadingscreentexture_texcoord2f[1] = loadingscreentexture_h;
1920         loadingscreentexture_texcoord2f[2] = loadingscreentexture_w;loadingscreentexture_texcoord2f[3] = loadingscreentexture_h;
1921         loadingscreentexture_texcoord2f[4] = loadingscreentexture_w;loadingscreentexture_texcoord2f[5] = 0;
1922         loadingscreentexture_texcoord2f[6] = 0;loadingscreentexture_texcoord2f[7] = 0;
1923 }
1924
1925 void SCR_UpdateLoadingScreenIfShown(void)
1926 {
1927         if(loadingscreendone)
1928                 SCR_UpdateLoadingScreen(loadingscreencleared);
1929 }
1930
1931 void SCR_PushLoadingScreen (qboolean redraw, const char *msg, float len_in_parent)
1932 {
1933         loadingscreenstack_t *s = (loadingscreenstack_t *) Z_Malloc(sizeof(loadingscreenstack_t));
1934         s->prev = loadingscreenstack;
1935         loadingscreenstack = s;
1936
1937         strlcpy(s->msg, msg, sizeof(s->msg));
1938         s->relative_completion = 0;
1939
1940         if(s->prev)
1941         {
1942                 s->absolute_loading_amount_min = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len * s->prev->relative_completion;
1943                 s->absolute_loading_amount_len = s->prev->absolute_loading_amount_len * len_in_parent;
1944                 if(s->absolute_loading_amount_len > s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min)
1945                         s->absolute_loading_amount_len = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min;
1946         }
1947         else
1948         {
1949                 s->absolute_loading_amount_min = 0;
1950                 s->absolute_loading_amount_len = 1;
1951         }
1952
1953         if(redraw)
1954                 SCR_UpdateLoadingScreenIfShown();
1955 }
1956
1957 void SCR_PopLoadingScreen (qboolean redraw)
1958 {
1959         loadingscreenstack_t *s = loadingscreenstack;
1960
1961         if(!s)
1962         {
1963                 Con_DPrintf("Popping a loading screen item from an empty stack!\n");
1964                 return;
1965         }
1966
1967         loadingscreenstack = s->prev;
1968         if(s->prev)
1969                 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;
1970         Z_Free(s);
1971
1972         if(redraw)
1973                 SCR_UpdateLoadingScreenIfShown();
1974 }
1975
1976 void SCR_ClearLoadingScreen (qboolean redraw)
1977 {
1978         while(loadingscreenstack)
1979                 SCR_PopLoadingScreen(redraw && !loadingscreenstack->prev);
1980 }
1981
1982 static float SCR_DrawLoadingStack_r(loadingscreenstack_t *s, float y, float size)
1983 {
1984         float x;
1985         size_t len;
1986         float total;
1987
1988         total = 0;
1989 #if 0
1990         if(s)
1991         {
1992                 total += SCR_DrawLoadingStack_r(s->prev, y, 8);
1993                 y -= total;
1994                 if(!s->prev || strcmp(s->msg, s->prev->msg))
1995                 {
1996                         len = strlen(s->msg);
1997                         x = (vid_conwidth.integer - DrawQ_TextWidth(s->msg, len, size, size, true, FONT_INFOBAR)) / 2;
1998                         y -= size;
1999                         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
2000                         DrawQ_String(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
2001                         total += size;
2002                 }
2003         }
2004 #else
2005         if(s)
2006         {
2007                 len = strlen(s->msg);
2008                 x = (vid_conwidth.integer - DrawQ_TextWidth(s->msg, len, size, size, true, FONT_INFOBAR)) / 2;
2009                 y -= size;
2010                 DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
2011                 DrawQ_String(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
2012                 total += size;
2013         }
2014 #endif
2015         return total;
2016 }
2017
2018 static void SCR_DrawLoadingStack(void)
2019 {
2020         float verts[12];
2021         float colors[16];
2022
2023         loadingscreenheight = SCR_DrawLoadingStack_r(loadingscreenstack, vid_conheight.integer, scr_loadingscreen_barheight.value);
2024         if(loadingscreenstack)
2025         {
2026                 // height = 32; // sorry, using the actual one is ugly
2027                 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
2028                 GL_DepthRange(0, 1);
2029                 GL_PolygonOffset(0, 0);
2030                 GL_DepthTest(false);
2031 //              R_Mesh_ResetTextureState();
2032                 verts[2] = verts[5] = verts[8] = verts[11] = 0;
2033                 verts[0] = verts[9] = 0;
2034                 verts[1] = verts[4] = vid_conheight.integer - scr_loadingscreen_barheight.value;
2035                 verts[3] = verts[6] = vid_conwidth.integer * loadingscreenstack->absolute_loading_amount_min;
2036                 verts[7] = verts[10] = vid_conheight.integer;
2037
2038 #if _MSC_VER >= 1400
2039 #define sscanf sscanf_s
2040 #endif
2041                 //                                        ^^^^^^^^^^ blue component
2042                 //                              ^^^^^^ bottom row
2043                 //          ^^^^^^^^^^^^ alpha is always on
2044                 colors[0] = 0; colors[1] = 0; colors[2] = 0; colors[3] = 1;
2045                 colors[4] = 0; colors[5] = 0; colors[6] = 0; colors[7] = 1;
2046                 sscanf(scr_loadingscreen_barcolor.string, "%f %f %f", &colors[8], &colors[9], &colors[10]); colors[11] = 1;
2047                 sscanf(scr_loadingscreen_barcolor.string, "%f %f %f", &colors[12], &colors[13], &colors[14]);  colors[15] = 1;
2048
2049                 R_Mesh_PrepareVertices_Generic_Arrays(4, verts, colors, NULL);
2050                 R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1, true, true);
2051                 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
2052
2053                 // make sure everything is cleared, including the progress indicator
2054                 if(loadingscreenheight < 8)
2055                         loadingscreenheight = 8;
2056         }
2057 }
2058
2059 static cachepic_t *loadingscreenpic;
2060 static float loadingscreenpic_vertex3f[12];
2061 static float loadingscreenpic_texcoord2f[8];
2062
2063 static void SCR_DrawLoadingScreen_SharedSetup (qboolean clear)
2064 {
2065         r_viewport_t viewport;
2066         float x, y, w, h, sw, sh, f;
2067         // release mouse grab while loading
2068         if (!vid.fullscreen)
2069                 VID_SetMouse(false, false, false);
2070 //      CHECKGLERROR
2071         r_refdef.draw2dstage = true;
2072         R_Viewport_InitOrtho(&viewport, &identitymatrix, 0, 0, vid.width, vid.height, 0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100, NULL);
2073         R_Mesh_ResetRenderTargets();
2074         R_SetViewport(&viewport);
2075         GL_ColorMask(1,1,1,1);
2076         // when starting up a new video mode, make sure the screen is cleared to black
2077         if (clear || loadingscreentexture)
2078                 GL_Clear(GL_COLOR_BUFFER_BIT, NULL, 1.0f, 0);
2079         R_Textures_Frame();
2080         R_Mesh_Start();
2081         R_EntityMatrix(&identitymatrix);
2082         // draw the loading plaque
2083         loadingscreenpic = Draw_CachePic_Flags (loadingscreenpic_number ? va("gfx/loading%d", loadingscreenpic_number+1) : "gfx/loading", loadingscreenpic_number ? CACHEPICFLAG_NOTPERSISTENT : 0);
2084
2085         w = loadingscreenpic->width;
2086         h = loadingscreenpic->height;
2087
2088         // apply scale
2089         w *= scr_loadingscreen_scale.value;
2090         h *= scr_loadingscreen_scale.value;
2091
2092         // apply scale base
2093         if(scr_loadingscreen_scale_base.integer)
2094         {
2095                 w *= vid_conwidth.integer / (float) vid.width;
2096                 h *= vid_conheight.integer / (float) vid.height;
2097         }
2098
2099         // apply scale limit
2100         sw = w / vid_conwidth.integer;
2101         sh = h / vid_conheight.integer;
2102         f = 1;
2103         switch(scr_loadingscreen_scale_limit.integer)
2104         {
2105                 case 1:
2106                         f = max(sw, sh);
2107                         break;
2108                 case 2:
2109                         f = min(sw, sh);
2110                         break;
2111                 case 3:
2112                         f = sw;
2113                         break;
2114                 case 4:
2115                         f = sh;
2116                         break;
2117         }
2118         if(f > 1)
2119         {
2120                 w /= f;
2121                 h /= f;
2122         }
2123
2124         x = (vid_conwidth.integer - w)/2;
2125         y = (vid_conheight.integer - h)/2;
2126         loadingscreenpic_vertex3f[2] = loadingscreenpic_vertex3f[5] = loadingscreenpic_vertex3f[8] = loadingscreenpic_vertex3f[11] = 0;
2127         loadingscreenpic_vertex3f[0] = loadingscreenpic_vertex3f[9] = x;
2128         loadingscreenpic_vertex3f[1] = loadingscreenpic_vertex3f[4] = y;
2129         loadingscreenpic_vertex3f[3] = loadingscreenpic_vertex3f[6] = x + w;
2130         loadingscreenpic_vertex3f[7] = loadingscreenpic_vertex3f[10] = y + h;
2131         loadingscreenpic_texcoord2f[0] = 0;loadingscreenpic_texcoord2f[1] = 0;
2132         loadingscreenpic_texcoord2f[2] = 1;loadingscreenpic_texcoord2f[3] = 0;
2133         loadingscreenpic_texcoord2f[4] = 1;loadingscreenpic_texcoord2f[5] = 1;
2134         loadingscreenpic_texcoord2f[6] = 0;loadingscreenpic_texcoord2f[7] = 1;
2135 }
2136
2137 static void SCR_DrawLoadingScreen (qboolean clear)
2138 {
2139         // we only need to draw the image if it isn't already there
2140         GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
2141         GL_DepthRange(0, 1);
2142         GL_PolygonOffset(0, 0);
2143         GL_DepthTest(false);
2144 //      R_Mesh_ResetTextureState();
2145         GL_Color(1,1,1,1);
2146         if(loadingscreentexture)
2147         {
2148                 R_Mesh_PrepareVertices_Generic_Arrays(4, loadingscreentexture_vertex3f, NULL, loadingscreentexture_texcoord2f);
2149                 R_SetupShader_Generic(loadingscreentexture, NULL, GL_MODULATE, 1, true, true);
2150                 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
2151         }
2152         R_Mesh_PrepareVertices_Generic_Arrays(4, loadingscreenpic_vertex3f, NULL, loadingscreenpic_texcoord2f);
2153         R_SetupShader_Generic(Draw_GetPicTexture(loadingscreenpic), NULL, GL_MODULATE, 1, true, true);
2154         R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
2155         SCR_DrawLoadingStack();
2156 }
2157
2158 static void SCR_DrawLoadingScreen_SharedFinish (qboolean clear)
2159 {
2160         R_Mesh_Finish();
2161         // refresh
2162         VID_Finish();
2163 }
2164
2165 void SCR_UpdateLoadingScreen (qboolean clear)
2166 {
2167         keydest_t       old_key_dest;
2168         int                     old_key_consoleactive;
2169
2170         // don't do anything if not initialized yet
2171         if (vid_hidden || cls.state == ca_dedicated)
2172                 return;
2173
2174         if(!scr_loadingscreen_background.integer)
2175                 clear = true;
2176
2177         if(loadingscreendone)
2178                 clear |= loadingscreencleared;
2179
2180         if(!loadingscreendone)
2181                 loadingscreenpic_number = rand() % (scr_loadingscreen_count.integer > 1 ? scr_loadingscreen_count.integer : 1);
2182
2183         if(clear)
2184                 SCR_ClearLoadingScreenTexture();
2185         else if(!loadingscreendone)
2186                 SCR_SetLoadingScreenTexture();
2187
2188         if(!loadingscreendone)
2189         {
2190                 loadingscreendone = true;
2191                 loadingscreenheight = 0;
2192         }
2193         loadingscreencleared = clear;
2194
2195 #ifdef USE_GLES2
2196         SCR_DrawLoadingScreen_SharedSetup(clear);
2197         SCR_DrawLoadingScreen(clear);
2198 #else
2199         if (qglDrawBuffer)
2200                 qglDrawBuffer(GL_BACK);
2201         SCR_DrawLoadingScreen_SharedSetup(clear);
2202         if (vid.stereobuffer)
2203         {
2204                 qglDrawBuffer(GL_BACK_LEFT);
2205                 SCR_DrawLoadingScreen(clear);
2206                 qglDrawBuffer(GL_BACK_RIGHT);
2207                 SCR_DrawLoadingScreen(clear);
2208         }
2209         else
2210         {
2211                 if (qglDrawBuffer)
2212                         qglDrawBuffer(GL_BACK);
2213                 SCR_DrawLoadingScreen(clear);
2214         }
2215 #endif
2216         SCR_DrawLoadingScreen_SharedFinish(clear);
2217
2218         // this goes into the event loop, and should prevent unresponsive cursor on vista
2219         old_key_dest = key_dest;
2220         old_key_consoleactive = key_consoleactive;
2221         key_dest = key_void;
2222         key_consoleactive = false;
2223         Key_EventQueue_Block(); Sys_SendKeyEvents();
2224         key_dest = old_key_dest;
2225         key_consoleactive = old_key_consoleactive;
2226 }
2227
2228 qboolean R_Stereo_ColorMasking(void)
2229 {
2230         return r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer;
2231 }
2232
2233 qboolean R_Stereo_Active(void)
2234 {
2235         return (vid.stereobuffer || r_stereo_sidebyside.integer || r_stereo_horizontal.integer || r_stereo_vertical.integer || R_Stereo_ColorMasking());
2236 }
2237
2238 extern cvar_t cl_minfps;
2239 extern cvar_t cl_minfps_fade;
2240 extern cvar_t cl_minfps_qualitymax;
2241 extern cvar_t cl_minfps_qualitymin;
2242 extern cvar_t cl_minfps_qualitypower;
2243 extern cvar_t cl_minfps_qualityscale;
2244 extern cvar_t r_viewscale_fpsscaling;
2245 static double cl_updatescreen_rendertime = 0;
2246 static double cl_updatescreen_quality = 1;
2247 extern void Sbar_ShowFPS_Update(void);
2248 void CL_UpdateScreen(void)
2249 {
2250         vec3_t vieworigin;
2251         double rendertime1;
2252         double drawscreenstart;
2253         float conwidth, conheight;
2254         float f;
2255         r_viewport_t viewport;
2256
2257         Sbar_ShowFPS_Update();
2258
2259         if (!scr_initialized || !con_initialized || !scr_refresh.integer)
2260                 return;                         // not initialized yet
2261
2262         loadingscreendone = false;
2263
2264         if(gamemode == GAME_NEXUIZ || gamemode == GAME_XONOTIC)
2265         {
2266                 // play a bit with the palette (experimental)
2267                 palette_rgb_pantscolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 0.0f*M_PI/3.0f));
2268                 palette_rgb_pantscolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 2.0f*M_PI/3.0f));
2269                 palette_rgb_pantscolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 4.0f*M_PI/3.0f));
2270                 palette_rgb_shirtcolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 5.0f*M_PI/3.0f));
2271                 palette_rgb_shirtcolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 3.0f*M_PI/3.0f));
2272                 palette_rgb_shirtcolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 1.0f*M_PI/3.0f));
2273                 memcpy(palette_rgb_pantsscoreboard[15], palette_rgb_pantscolormap[15], sizeof(*palette_rgb_pantscolormap));
2274                 memcpy(palette_rgb_shirtscoreboard[15], palette_rgb_shirtcolormap[15], sizeof(*palette_rgb_shirtcolormap));
2275         }
2276
2277         if (vid_hidden)
2278         {
2279                 VID_Finish();
2280                 return;
2281         }
2282
2283         rendertime1 = Sys_DoubleTime();
2284
2285         conwidth = bound(160, vid_conwidth.value, 32768);
2286         conheight = bound(90, vid_conheight.value, 24576);
2287         if (vid_conwidth.value != conwidth)
2288                 Cvar_SetValue("vid_conwidth", conwidth);
2289         if (vid_conheight.value != conheight)
2290                 Cvar_SetValue("vid_conheight", conheight);
2291
2292         // bound viewsize
2293         if (scr_viewsize.value < 30)
2294                 Cvar_Set ("viewsize","30");
2295         if (scr_viewsize.value > 120)
2296                 Cvar_Set ("viewsize","120");
2297
2298         // bound field of view
2299         if (scr_fov.value < 1)
2300                 Cvar_Set ("fov","1");
2301         if (scr_fov.value > 170)
2302                 Cvar_Set ("fov","170");
2303
2304         // intermission is always full screen
2305         if (cl.intermission)
2306                 sb_lines = 0;
2307         else
2308         {
2309                 if (scr_viewsize.value >= 120)
2310                         sb_lines = 0;           // no status bar at all
2311                 else if (scr_viewsize.value >= 110)
2312                         sb_lines = 24;          // no inventory
2313                 else
2314                         sb_lines = 24+16+8;
2315         }
2316
2317         Matrix4x4_OriginFromMatrix(&r_refdef.view.matrix, vieworigin);
2318         R_HDR_UpdateIrisAdaptation(vieworigin);
2319
2320         r_refdef.view.colormask[0] = 1;
2321         r_refdef.view.colormask[1] = 1;
2322         r_refdef.view.colormask[2] = 1;
2323
2324         SCR_SetUpToDrawConsole();
2325
2326 #ifndef USE_GLES2
2327         if (qglDrawBuffer)
2328         {
2329                 CHECKGLERROR
2330                 qglDrawBuffer(GL_BACK);CHECKGLERROR
2331                 // set dithering mode
2332                 if (gl_dither.integer)
2333                 {
2334                         qglEnable(GL_DITHER);CHECKGLERROR
2335                 }
2336                 else
2337                 {
2338                         qglDisable(GL_DITHER);CHECKGLERROR
2339                 }
2340         }
2341 #endif
2342
2343         R_Viewport_InitOrtho(&viewport, &identitymatrix, 0, 0, vid.width, vid.height, 0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100, NULL);
2344         R_Mesh_ResetRenderTargets();
2345         R_SetViewport(&viewport);
2346         GL_ScissorTest(false);
2347         GL_ColorMask(1,1,1,1);
2348         GL_DepthMask(true);
2349
2350         R_ClearScreen(false);
2351         r_refdef.view.clear = false;
2352         r_refdef.view.isoverlay = false;
2353         f = pow((float)cl_updatescreen_quality, cl_minfps_qualitypower.value) * cl_minfps_qualityscale.value;
2354         r_refdef.view.quality = bound(cl_minfps_qualitymin.value, f, cl_minfps_qualitymax.value);
2355
2356 #ifndef USE_GLES2
2357         if (qglPolygonStipple)
2358         {
2359                 if(scr_stipple.integer)
2360                 {
2361                         GLubyte stipple[128];
2362                         int i, s, width, parts;
2363                         static int frame = 0;
2364                         ++frame;
2365
2366                         s = scr_stipple.integer;
2367                         parts = (s & 007);
2368                         width = (s & 070) >> 3;
2369
2370                         qglEnable(GL_POLYGON_STIPPLE);CHECKGLERROR // 0x0B42
2371                         for(i = 0; i < 128; ++i)
2372                         {
2373                                 int line = i/4;
2374                                 stipple[i] = (((line >> width) + frame) & ((1 << parts) - 1)) ? 0x00 : 0xFF;
2375                         }
2376                         qglPolygonStipple(stipple);CHECKGLERROR
2377                 }
2378                 else
2379                 {
2380                         qglDisable(GL_POLYGON_STIPPLE);CHECKGLERROR
2381                 }
2382         }
2383 #endif
2384
2385         if (r_viewscale_fpsscaling.integer)
2386                 GL_Finish();
2387         drawscreenstart = Sys_DoubleTime();
2388 #ifndef USE_GLES2
2389         if (R_Stereo_Active())
2390         {
2391                 r_stereo_side = 0;
2392
2393                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2394                 {
2395                         r_refdef.view.colormask[0] = 1;
2396                         r_refdef.view.colormask[1] = 0;
2397                         r_refdef.view.colormask[2] = 0;
2398                 }
2399
2400                 if (vid.stereobuffer)
2401                         qglDrawBuffer(GL_BACK_RIGHT);
2402
2403                 SCR_DrawScreen();
2404
2405                 r_stereo_side = 1;
2406
2407                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2408                 {
2409                         r_refdef.view.colormask[0] = 0;
2410                         r_refdef.view.colormask[1] = r_stereo_redcyan.integer || r_stereo_redgreen.integer;
2411                         r_refdef.view.colormask[2] = r_stereo_redcyan.integer || r_stereo_redblue.integer;
2412                 }
2413
2414                 if (vid.stereobuffer)
2415                         qglDrawBuffer(GL_BACK_LEFT);
2416
2417                 SCR_DrawScreen();
2418         }
2419         else
2420 #endif
2421                 SCR_DrawScreen();
2422         if (r_viewscale_fpsscaling.integer)
2423                 GL_Finish();
2424         r_refdef.lastdrawscreentime = Sys_DoubleTime() - drawscreenstart;
2425
2426         SCR_CaptureVideo();
2427
2428         if (qglFlush)
2429                 qglFlush(); // FIXME: should we really be using qglFlush here?
2430
2431         // quality adjustment according to render time
2432         cl_updatescreen_rendertime += ((Sys_DoubleTime() - rendertime1) - cl_updatescreen_rendertime) * bound(0, cl_minfps_fade.value, 1);
2433         if (cl_minfps.value > 0 && cl_updatescreen_rendertime > 0 && !cls.timedemo && (!cls.capturevideo.active || !cls.capturevideo.realtime))
2434                 cl_updatescreen_quality = 1 / (cl_updatescreen_rendertime * cl_minfps.value);
2435         else
2436                 cl_updatescreen_quality = 1;
2437
2438         if (!vid_activewindow)
2439                 VID_SetMouse(false, false, false);
2440         else if (key_consoleactive)
2441                 VID_SetMouse(vid.fullscreen, false, false);
2442         else if (key_dest == key_menu_grabbed)
2443                 VID_SetMouse(true, vid_mouse.integer && !in_client_mouse && !vid_touchscreen.integer, !vid_touchscreen.integer);
2444         else if (key_dest == key_menu)
2445                 VID_SetMouse(vid.fullscreen, vid_mouse.integer && !in_client_mouse && !vid_touchscreen.integer, !vid_touchscreen.integer);
2446         else
2447                 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);
2448
2449         VID_Finish();
2450 }
2451
2452 void CL_Screen_NewMap(void)
2453 {
2454 }