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_firstforstartup = {0, "scr_loadingscreen_firstforstartup","0", "remove loading.tga from random scr_loadingscreen_count selection and only display it on client startup, 0 = normal, 1 = firstforstartup"};
  43 cvar_t scr_loadingscreen_barcolor = {0, "scr_loadingscreen_barcolor", "0 0 1", "rgb color of loadingscreen progress bar"};
  44 cvar_t scr_loadingscreen_barheight = {0, "scr_loadingscreen_barheight", "8", "the height of the loadingscreen progress bar"};
  45 cvar_t scr_infobar_height = {0, "scr_infobar_height", "8", "the height of the infobar items"};
  46 cvar_t vid_conwidth = {CVAR_SAVE, "vid_conwidth", "640", "virtual width of 2D graphics system"};
  47 cvar_t vid_conheight = {CVAR_SAVE, "vid_conheight", "480", "virtual height of 2D graphics system"};
  48 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)"};
  49 cvar_t scr_screenshot_jpeg = {CVAR_SAVE, "scr_screenshot_jpeg","1", "save jpeg instead of targa"};
  50 cvar_t scr_screenshot_jpeg_quality = {CVAR_SAVE, "scr_screenshot_jpeg_quality","0.9", "image quality of saved jpeg"};
  51 cvar_t scr_screenshot_png = {CVAR_SAVE, "scr_screenshot_png","0", "save png instead of targa"};
  52 cvar_t scr_screenshot_gammaboost = {CVAR_SAVE, "scr_screenshot_gammaboost","1", "gamma correction on saved screenshots and videos, 1.0 saves unmodified images"};
  53 cvar_t scr_screenshot_hwgamma = {CVAR_SAVE, "scr_screenshot_hwgamma","1", "apply the video gamma ramp to saved screenshots and videos"};
  54 cvar_t scr_screenshot_alpha = {CVAR_SAVE, "scr_screenshot_alpha","0", "try to write an alpha channel to screenshots (debugging feature)"};
  55 cvar_t scr_screenshot_timestamp = {CVAR_SAVE, "scr_screenshot_timestamp", "1", "use a timestamp based number of the type YYYYMMDDHHMMSSsss instead of sequential numbering"};
  56 // scr_screenshot_name is defined in fs.c
  57 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)"};
  58 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)"};
  59 cvar_t cl_capturevideo_width = {CVAR_SAVE, "cl_capturevideo_width", "0", "scales all frames to this resolution before saving the video"};
  60 cvar_t cl_capturevideo_height = {CVAR_SAVE, "cl_capturevideo_height", "0", "scales all frames to this resolution before saving the video"};
  61 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"};
  62 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)"};
  63 cvar_t cl_capturevideo_nameformat = {CVAR_SAVE, "cl_capturevideo_nameformat", "dpvideo", "prefix for saved videos (the date is encoded using strftime escapes)"};
  64 cvar_t cl_capturevideo_number = {CVAR_SAVE, "cl_capturevideo_number", "1", "number to append to video filename, incremented each time a capture begins"};
  65 cvar_t cl_capturevideo_ogg = {CVAR_SAVE, "cl_capturevideo_ogg", "1", "save captured video data as Ogg/Vorbis/Theora streams"};
  66 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)"};
  67 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)"};
  68 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)"};
  69 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)"};
  70 cvar_t r_stereo_horizontal = {0, "r_stereo_horizontal", "0", "aspect skewed side by side view for special decoder/display hardware"};
  71 cvar_t r_stereo_vertical = {0, "r_stereo_vertical", "0", "aspect skewed top and bottom view for special decoder/display hardware"};
  72 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)"};
  73 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"};
  74 cvar_t r_stereo_redgreen = {0, "r_stereo_redgreen", "0", "red/green anaglyph stereo glasses (for those who don't mind yellow)"};
  75 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)"};
  76 cvar_t scr_stipple = {0, "scr_stipple", "0", "interlacing-like stippling of the display"};
  77 cvar_t scr_refresh = {0, "scr_refresh", "1", "allows you to completely shut off rendering for benchmarking purposes"};
  78 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"};
  79 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)"};
  80 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)"};
  81 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"};
  82 cvar_t vid_touchscreen_outlinealpha = {0, "vid_touchscreen_outlinealpha", "0.25", "opacity of touchscreen area outlines"};
  83 cvar_t vid_touchscreen_overlayalpha = {0, "vid_touchscreen_overlayalpha", "0.25", "opacity of touchscreen area icons"};
  84
  85 extern cvar_t v_glslgamma;
  86 extern cvar_t sbar_info_pos;
  87 extern cvar_t r_fog_clear;
  88 #define WANT_SCREENSHOT_HWGAMMA (scr_screenshot_hwgamma.integer && vid_usinghwgamma)
  89
  90 int jpeg_supported = false;
  91
  92 qboolean        scr_initialized;                // ready to draw
  93
  94 float           scr_con_current;
  95 int                     scr_con_margin_bottom;
  96
  97 extern int      con_vislines;
  98
  99 static void SCR_ScreenShot_f (void);
 100 static void R_Envmap_f (void);
 101
 102 // backend
 103 void R_ClearScreen(qboolean fogcolor);
 104
 105 /*
 106 ===============================================================================
 107
 108 CENTER PRINTING
 109
 110 ===============================================================================
 111 */
 112
 113 char            scr_centerstring[MAX_INPUTLINE];
 114 float           scr_centertime_start;   // for slow victory printing
 115 float           scr_centertime_off;
 116 int                     scr_center_lines;
 117 int                     scr_erase_lines;
 118 int                     scr_erase_center;
 119 char        scr_infobarstring[MAX_INPUTLINE];
 120 float       scr_infobartime_off;
 121
 122 /*
 123 ==============
 124 SCR_CenterPrint
 125
 126 Called for important messages that should stay in the center of the screen
 127 for a few moments
 128 ==============
 129 */
 130 void SCR_CenterPrint(const char *str)
 131 {
 132         strlcpy (scr_centerstring, str, sizeof (scr_centerstring));
 133         scr_centertime_off = scr_centertime.value;
 134         scr_centertime_start = cl.time;
 135
 136 // count the number of lines for centering
 137         scr_center_lines = 1;
 138         while (*str)
 139         {
 140                 if (*str == '\n')
 141                         scr_center_lines++;
 142                 str++;
 143         }
 144 }
 145
 146
 147 static void SCR_DrawCenterString (void)
 148 {
 149         char    *start;
 150         int             x, y;
 151         int             remaining;
 152         int             color;
 153
 154         if(cl.intermission == 2) // in finale,
 155                 if(sb_showscores) // make TAB hide the finale message (sb_showscores overrides finale in sbar.c)
 156                         return;
 157
 158         if(scr_centertime.value <= 0 && !cl.intermission)
 159                 return;
 160
 161 // the finale prints the characters one at a time, except if printspeed is an absurdly high value
 162         if (cl.intermission && scr_printspeed.value > 0 && scr_printspeed.value < 1000000)
 163                 remaining = (int)(scr_printspeed.value * (cl.time - scr_centertime_start));
 164         else
 165                 remaining = 9999;
 166
 167         scr_erase_center = 0;
 168         start = scr_centerstring;
 169
 170         if (remaining < 1)
 171                 return;
 172
 173         if (scr_center_lines <= 4)
 174                 y = (int)(vid_conheight.integer*0.35);
 175         else
 176                 y = 48;
 177
 178         color = -1;
 179         do
 180         {
 181                 // scan the number of characters on the line, not counting color codes
 182                 char *newline = strchr(start, '\n');
 183                 int l = newline ? (newline - start) : (int)strlen(start);
 184                 float width = DrawQ_TextWidth(start, l, 8, 8, false, FONT_CENTERPRINT);
 185
 186                 x = (int) (vid_conwidth.integer - width)/2;
 187                 if (l > 0)
 188                 {
 189                         if (remaining < l)
 190                                 l = remaining;
 191                         DrawQ_String(x, y, start, l, 8, 8, 1, 1, 1, 1, 0, &color, false, FONT_CENTERPRINT);
 192                         remaining -= l;
 193                         if (remaining <= 0)
 194                                 return;
 195                 }
 196                 y += 8;
 197
 198                 if (!newline)
 199                         break;
 200                 start = newline + 1; // skip the \n
 201         } while (1);
 202 }
 203
 204 static void SCR_CheckDrawCenterString (void)
 205 {
 206         if (scr_center_lines > scr_erase_lines)
 207                 scr_erase_lines = scr_center_lines;
 208
 209         if (cl.time > cl.oldtime)
 210                 scr_centertime_off -= cl.time - cl.oldtime;
 211
 212         // don't draw if this is a normal stats-screen intermission,
 213         // only if it is not an intermission, or a finale intermission
 214         if (cl.intermission == 1)
 215                 return;
 216         if (scr_centertime_off <= 0 && !cl.intermission)
 217                 return;
 218         if (key_dest != key_game)
 219                 return;
 220
 221         SCR_DrawCenterString ();
 222 }
 223
 224 static void SCR_DrawNetGraph_DrawGraph (int graphx, int graphy, int graphwidth, int graphheight, float graphscale, const char *label, float textsize, int packetcounter, netgraphitem_t *netgraph)
 225 {
 226         netgraphitem_t *graph;
 227         int j, x, y, numlines;
 228         int totalbytes = 0;
 229         char bytesstring[128];
 230         float g[NETGRAPH_PACKETS][6];
 231         float *a;
 232         float *b;
 233         float vertex3f[(NETGRAPH_PACKETS+2)*5*2*3];
 234         float color4f[(NETGRAPH_PACKETS+2)*5*2*4];
 235         float *v;
 236         float *c;
 237         DrawQ_Fill(graphx, graphy, graphwidth, graphheight + textsize * 2, 0, 0, 0, 0.5, 0);
 238         // draw the bar graph itself
 239         memset(g, 0, sizeof(g));
 240         for (j = 0;j < NETGRAPH_PACKETS;j++)
 241         {
 242                 graph = netgraph + j;
 243                 g[j][0] = 1.0f - 0.25f * (realtime - graph->time);
 244                 g[j][1] = 1.0f;
 245                 g[j][2] = 1.0f;
 246                 g[j][3] = 1.0f;
 247                 g[j][4] = 1.0f;
 248                 g[j][5] = 1.0f;
 249                 if (graph->unreliablebytes == NETGRAPH_LOSTPACKET)
 250                         g[j][1] = 0.00f;
 251                 else if (graph->unreliablebytes == NETGRAPH_CHOKEDPACKET)
 252                         g[j][2] = 0.96f;
 253                 else
 254                 {
 255                         g[j][3] = 1.0f    - graph->unreliablebytes * graphscale;
 256                         g[j][4] = g[j][3] - graph->reliablebytes   * graphscale;
 257                         g[j][5] = g[j][4] - graph->ackbytes        * graphscale;
 258                         // count bytes in the last second
 259                         if (realtime - graph->time < 1.0f)
 260                                 totalbytes += graph->unreliablebytes + graph->reliablebytes + graph->ackbytes;
 261                 }
 262                 g[j][1] = bound(0.0f, g[j][1], 1.0f);
 263                 g[j][2] = bound(0.0f, g[j][2], 1.0f);
 264                 g[j][3] = bound(0.0f, g[j][3], 1.0f);
 265                 g[j][4] = bound(0.0f, g[j][4], 1.0f);
 266                 g[j][5] = bound(0.0f, g[j][5], 1.0f);
 267         }
 268         // render the lines for the graph
 269         numlines = 0;
 270         v = vertex3f;
 271         c = color4f;
 272         for (j = 0;j < NETGRAPH_PACKETS;j++)
 273         {
 274                 a = g[j];
 275                 b = g[(j+1)%NETGRAPH_PACKETS];
 276                 if (a[0] < 0.0f || b[0] > 1.0f || b[0] < a[0])
 277                         continue;
 278                 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;
 279                 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;
 280
 281                 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;
 282                 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;
 283
 284                 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;
 285                 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;
 286
 287                 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;
 288                 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;
 289
 290                 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;
 291                 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;
 292
 293                 numlines += 5;
 294         }
 295         if (numlines > 0)
 296                 DrawQ_Lines(0.0f, numlines, vertex3f, color4f, 0);
 297         x = graphx;
 298         y = graphy + graphheight;
 299         dpsnprintf(bytesstring, sizeof(bytesstring), "%i", totalbytes);
 300         DrawQ_String(x, y, label      , 0, textsize, textsize, 1.0f, 1.0f, 1.0f, 1.0f, 0, NULL, false, FONT_DEFAULT);y += textsize;
 301         DrawQ_String(x, y, bytesstring, 0, textsize, textsize, 1.0f, 1.0f, 1.0f, 1.0f, 0, NULL, false, FONT_DEFAULT);y += textsize;
 302 }
 303
 304 /*
 305 ==============
 306 SCR_DrawNetGraph
 307 ==============
 308 */
 309 static void SCR_DrawNetGraph (void)
 310 {
 311         int i, separator1, separator2, graphwidth, graphheight, netgraph_x, netgraph_y, textsize, index, netgraphsperrow;
 312         float graphscale;
 313         netconn_t *c;
 314         char vabuf[1024];
 315
 316         if (cls.state != ca_connected)
 317                 return;
 318         if (!cls.netcon)
 319                 return;
 320         if (!shownetgraph.integer)
 321                 return;
 322
 323         separator1 = 2;
 324         separator2 = 4;
 325         textsize = 8;
 326         graphwidth = 120;
 327         graphheight = 70;
 328         graphscale = 1.0f / 1500.0f;
 329
 330         netgraphsperrow = (vid_conwidth.integer + separator2) / (graphwidth * 2 + separator1 + separator2);
 331         netgraphsperrow = max(netgraphsperrow, 1);
 332
 333         index = 0;
 334         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (graphwidth * 2 + separator1 + separator2);
 335         netgraph_y = (vid_conheight.integer - 48 - sbar_info_pos.integer + separator2) - (1 + (index / netgraphsperrow)) * (graphheight + textsize + separator2);
 336         c = cls.netcon;
 337         SCR_DrawNetGraph_DrawGraph(netgraph_x                          , netgraph_y, graphwidth, graphheight, graphscale, "incoming", textsize, c->incoming_packetcounter, c->incoming_netgraph);
 338         SCR_DrawNetGraph_DrawGraph(netgraph_x + graphwidth + separator1, netgraph_y, graphwidth, graphheight, graphscale, "outgoing", textsize, c->outgoing_packetcounter, c->outgoing_netgraph);
 339         index++;
 340
 341         if (sv.active && shownetgraph.integer >= 2)
 342         {
 343                 for (i = 0;i < svs.maxclients;i++)
 344                 {
 345                         c = svs.clients[i].netconnection;
 346                         if (!c)
 347                                 continue;
 348                         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (graphwidth * 2 + separator1 + separator2);
 349                         netgraph_y = (vid_conheight.integer - 48 + separator2) - (1 + (index / netgraphsperrow)) * (graphheight + textsize + separator2);
 350                         SCR_DrawNetGraph_DrawGraph(netgraph_x                          , netgraph_y, graphwidth, graphheight, graphscale, va(vabuf, sizeof(vabuf), "%s", svs.clients[i].name), textsize, c->outgoing_packetcounter, c->outgoing_netgraph);
 351                         SCR_DrawNetGraph_DrawGraph(netgraph_x + graphwidth + separator1, netgraph_y, graphwidth, graphheight, graphscale, ""                           , textsize, c->incoming_packetcounter, c->incoming_netgraph);
 352                         index++;
 353                 }
 354         }
 355 }
 356
 357 /*
 358 ==============
 359 SCR_DrawTurtle
 360 ==============
 361 */
 362 static void SCR_DrawTurtle (void)
 363 {
 364         static int      count;
 365
 366         if (cls.state != ca_connected)
 367                 return;
 368
 369         if (!scr_showturtle.integer)
 370                 return;
 371
 372         if (cl.realframetime < 0.1)
 373         {
 374                 count = 0;
 375                 return;
 376         }
 377
 378         count++;
 379         if (count < 3)
 380                 return;
 381
 382         DrawQ_Pic (0, 0, Draw_CachePic ("gfx/turtle"), 0, 0, 1, 1, 1, 1, 0);
 383 }
 384
 385 /*
 386 ==============
 387 SCR_DrawNet
 388 ==============
 389 */
 390 static void SCR_DrawNet (void)
 391 {
 392         if (cls.state != ca_connected)
 393                 return;
 394         if (realtime - cl.last_received_message < 0.3)
 395                 return;
 396         if (cls.demoplayback)
 397                 return;
 398
 399         DrawQ_Pic (64, 0, Draw_CachePic ("gfx/net"), 0, 0, 1, 1, 1, 1, 0);
 400 }
 401
 402 /*
 403 ==============
 404 DrawPause
 405 ==============
 406 */
 407 static void SCR_DrawPause (void)
 408 {
 409         cachepic_t      *pic;
 410
 411         if (cls.state != ca_connected)
 412                 return;
 413
 414         if (!scr_showpause.integer)             // turn off for screenshots
 415                 return;
 416
 417         if (!cl.paused)
 418                 return;
 419
 420         pic = Draw_CachePic ("gfx/pause");
 421         DrawQ_Pic ((vid_conwidth.integer - pic->width)/2, (vid_conheight.integer - pic->height)/2, pic, 0, 0, 1, 1, 1, 1, 0);
 422 }
 423
 424 /*
 425 ==============
 426 SCR_DrawBrand
 427 ==============
 428 */
 429 static void SCR_DrawBrand (void)
 430 {
 431         cachepic_t      *pic;
 432         float           x, y;
 433
 434         if (!scr_showbrand.value)
 435                 return;
 436
 437         pic = Draw_CachePic ("gfx/brand");
 438
 439         switch ((int)scr_showbrand.value)
 440         {
 441         case 1: // bottom left
 442                 x = 0;
 443                 y = vid_conheight.integer - pic->height;
 444                 break;
 445         case 2: // bottom centre
 446                 x = (vid_conwidth.integer - pic->width) / 2;
 447                 y = vid_conheight.integer - pic->height;
 448                 break;
 449         case 3: // bottom right
 450                 x = vid_conwidth.integer - pic->width;
 451                 y = vid_conheight.integer - pic->height;
 452                 break;
 453         case 4: // centre right
 454                 x = vid_conwidth.integer - pic->width;
 455                 y = (vid_conheight.integer - pic->height) / 2;
 456                 break;
 457         case 5: // top right
 458                 x = vid_conwidth.integer - pic->width;
 459                 y = 0;
 460                 break;
 461         case 6: // top centre
 462                 x = (vid_conwidth.integer - pic->width) / 2;
 463                 y = 0;
 464                 break;
 465         case 7: // top left
 466                 x = 0;
 467                 y = 0;
 468                 break;
 469         case 8: // centre left
 470                 x = 0;
 471                 y = (vid_conheight.integer - pic->height) / 2;
 472                 break;
 473         default:
 474                 return;
 475         }
 476
 477         DrawQ_Pic (x, y, pic, 0, 0, 1, 1, 1, 1, 0);
 478 }
 479
 480 /*
 481 ==============
 482 SCR_DrawQWDownload
 483 ==============
 484 */
 485 static int SCR_DrawQWDownload(int offset)
 486 {
 487         // sync with SCR_InfobarHeight
 488         int len;
 489         float x, y;
 490         float size = scr_infobar_height.value;
 491         char temp[256];
 492
 493         if (!cls.qw_downloadname[0])
 494         {
 495                 cls.qw_downloadspeedrate = 0;
 496                 cls.qw_downloadspeedtime = realtime;
 497                 cls.qw_downloadspeedcount = 0;
 498                 return 0;
 499         }
 500         if (realtime >= cls.qw_downloadspeedtime + 1)
 501         {
 502                 cls.qw_downloadspeedrate = cls.qw_downloadspeedcount;
 503                 cls.qw_downloadspeedtime = realtime;
 504                 cls.qw_downloadspeedcount = 0;
 505         }
 506         if (cls.protocol == PROTOCOL_QUAKEWORLD)
 507                 dpsnprintf(temp, sizeof(temp), "Downloading %s %3i%% (%i) at %i bytes/s", cls.qw_downloadname, cls.qw_downloadpercent, cls.qw_downloadmemorycursize, cls.qw_downloadspeedrate);
 508         else
 509                 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);
 510         len = (int)strlen(temp);
 511         x = (vid_conwidth.integer - DrawQ_TextWidth(temp, len, size, size, true, FONT_INFOBAR)) / 2;
 512         y = vid_conheight.integer - size - offset;
 513         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
 514         DrawQ_String(x, y, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
 515         return size;
 516 }
 517 /*
 518 ==============
 519 SCR_DrawInfobarString
 520 ==============
 521 */
 522 static int SCR_DrawInfobarString(int offset)
 523 {
 524         int len;
 525         float x, y;
 526         float size = scr_infobar_height.value;
 527
 528         len = (int)strlen(scr_infobarstring);
 529         x = (vid_conwidth.integer - DrawQ_TextWidth(scr_infobarstring, len, size, size, false, FONT_INFOBAR)) / 2;
 530         y = vid_conheight.integer - size - offset;
 531         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
 532         DrawQ_String(x, y, scr_infobarstring, len, size, size, 1, 1, 1, 1, 0, NULL, false, FONT_INFOBAR);
 533         return size;
 534 }
 535
 536 /*
 537 ==============
 538 SCR_DrawCurlDownload
 539 ==============
 540 */
 541 static int SCR_DrawCurlDownload(int offset)
 542 {
 543         // sync with SCR_InfobarHeight
 544         int len;
 545         int nDownloads;
 546         int i;
 547         float x, y;
 548         float size = scr_infobar_height.value;
 549         Curl_downloadinfo_t *downinfo;
 550         char temp[256];
 551         char addinfobuf[128];
 552         const char *addinfo;
 553
 554         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo, addinfobuf, sizeof(addinfobuf));
 555         if(!downinfo)
 556                 return 0;
 557
 558         y = vid_conheight.integer - size * nDownloads - offset;
 559
 560         if(addinfo)
 561         {
 562                 len = (int)strlen(addinfo);
 563                 x = (vid_conwidth.integer - DrawQ_TextWidth(addinfo, len, size, size, true, FONT_INFOBAR)) / 2;
 564                 DrawQ_Fill(0, y - size, vid_conwidth.integer, size, 1, 1, 1, cls.signon == SIGNONS ? 0.8 : 1, 0);
 565                 DrawQ_String(x, y - size, addinfo, len, size, size, 0, 0, 0, 1, 0, NULL, true, FONT_INFOBAR);
 566         }
 567
 568         for(i = 0; i != nDownloads; ++i)
 569         {
 570                 if(downinfo[i].queued)
 571                         dpsnprintf(temp, sizeof(temp), "Still in queue: %s", downinfo[i].filename);
 572                 else if(downinfo[i].progress <= 0)
 573                         dpsnprintf(temp, sizeof(temp), "Downloading %s ...  ???.?%% @ %.1f KiB/s", downinfo[i].filename, downinfo[i].speed / 1024.0);
 574                 else
 575                         dpsnprintf(temp, sizeof(temp), "Downloading %s ...  %5.1f%% @ %.1f KiB/s", downinfo[i].filename, 100.0 * downinfo[i].progress, downinfo[i].speed / 1024.0);
 576                 len = (int)strlen(temp);
 577                 x = (vid_conwidth.integer - DrawQ_TextWidth(temp, len, size, size, true, FONT_INFOBAR)) / 2;
 578                 DrawQ_Fill(0, y + i * size, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
 579                 DrawQ_String(x, y + i * size, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
 580         }
 581
 582         Z_Free(downinfo);
 583
 584         return size * (nDownloads + (addinfo ? 1 : 0));
 585 }
 586
 587 /*
 588 ==============
 589 SCR_DrawInfobar
 590 ==============
 591 */
 592 static void SCR_DrawInfobar(void)
 593 {
 594         int offset = 0;
 595         offset += SCR_DrawQWDownload(offset);
 596         offset += SCR_DrawCurlDownload(offset);
 597         if(scr_infobartime_off > 0)
 598                 offset += SCR_DrawInfobarString(offset);
 599         if(offset != scr_con_margin_bottom)
 600                 Con_DPrintf("broken console margin calculation: %d != %d\n", offset, scr_con_margin_bottom);
 601 }
 602
 603 static int SCR_InfobarHeight(void)
 604 {
 605         int offset = 0;
 606         Curl_downloadinfo_t *downinfo;
 607         const char *addinfo;
 608         int nDownloads;
 609         char addinfobuf[128];
 610
 611         if (cl.time > cl.oldtime)
 612                 scr_infobartime_off -= cl.time - cl.oldtime;
 613         if(scr_infobartime_off > 0)
 614                 offset += 1;
 615         if(cls.qw_downloadname[0])
 616                 offset += 1;
 617
 618         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo, addinfobuf, sizeof(addinfobuf));
 619         if(downinfo)
 620         {
 621                 offset += (nDownloads + (addinfo ? 1 : 0));
 622                 Z_Free(downinfo);
 623         }
 624         offset *= scr_infobar_height.value;
 625
 626         return offset;
 627 }
 628
 629 /*
 630 ==============
 631 SCR_InfoBar_f
 632 ==============
 633 */
 634 static void SCR_InfoBar_f(void)
 635 {
 636         if(Cmd_Argc() == 3)
 637         {
 638                 scr_infobartime_off = atof(Cmd_Argv(1));
 639                 strlcpy(scr_infobarstring, Cmd_Argv(2), sizeof(scr_infobarstring));
 640         }
 641         else
 642         {
 643                 Con_Printf("usage:\ninfobar expiretime \"string\"\n");
 644         }
 645 }
 646 //=============================================================================
 647
 648 /*
 649 ==================
 650 SCR_SetUpToDrawConsole
 651 ==================
 652 */
 653 static void SCR_SetUpToDrawConsole (void)
 654 {
 655         // lines of console to display
 656         float conlines;
 657         static int framecounter = 0;
 658
 659         Con_CheckResize ();
 660
 661         if (scr_menuforcewhiledisconnected.integer && key_dest == key_game && cls.state == ca_disconnected)
 662         {
 663                 if (framecounter >= 2)
 664                         MR_ToggleMenu(1);
 665                 else
 666                         framecounter++;
 667         }
 668         else
 669                 framecounter = 0;
 670
 671         if (scr_conforcewhiledisconnected.integer && key_dest == key_game && cls.signon != SIGNONS)
 672                 key_consoleactive |= KEY_CONSOLEACTIVE_FORCED;
 673         else
 674                 key_consoleactive &= ~KEY_CONSOLEACTIVE_FORCED;
 675
 676 // decide on the height of the console
 677         if (key_consoleactive & KEY_CONSOLEACTIVE_USER)
 678                 conlines = vid_conheight.integer/2;     // half screen
 679         else
 680                 conlines = 0;                           // none visible
 681
 682         scr_con_current = conlines;
 683 }
 684
 685 /*
 686 ==================
 687 SCR_DrawConsole
 688 ==================
 689 */
 690 void SCR_DrawConsole (void)
 691 {
 692         scr_con_margin_bottom = SCR_InfobarHeight();
 693         if (key_consoleactive & KEY_CONSOLEACTIVE_FORCED)
 694         {
 695                 // full screen
 696                 Con_DrawConsole (vid_conheight.integer - scr_con_margin_bottom);
 697         }
 698         else if (scr_con_current)
 699                 Con_DrawConsole (min((int)scr_con_current, vid_conheight.integer - scr_con_margin_bottom));
 700         else
 701                 con_vislines = 0;
 702 }
 703
 704 /*
 705 ===============
 706 SCR_BeginLoadingPlaque
 707
 708 ================
 709 */
 710 void SCR_BeginLoadingPlaque (qboolean startup)
 711 {
 712         // save console log up to this point to log_file if it was set by configs
 713         Log_Start();
 714
 715         Host_StartVideo();
 716         SCR_UpdateLoadingScreen(false, startup);
 717 }
 718
 719 //=============================================================================
 720
 721 char r_speeds_timestring[4096];
 722 int speedstringcount, r_timereport_active;
 723 double r_timereport_temp = 0, r_timereport_current = 0, r_timereport_start = 0;
 724 int r_speeds_longestitem = 0;
 725
 726 void R_TimeReport(const char *desc)
 727 {
 728         char tempbuf[256];
 729         int length;
 730         int t;
 731
 732         if (r_speeds.integer < 2 || !r_timereport_active)
 733                 return;
 734
 735         CHECKGLERROR
 736         if (r_speeds.integer == 2)
 737                 GL_Finish();
 738         CHECKGLERROR
 739         r_timereport_temp = r_timereport_current;
 740         r_timereport_current = Sys_DirtyTime();
 741         t = (int) ((r_timereport_current - r_timereport_temp) * 1000000.0 + 0.5);
 742
 743         length = dpsnprintf(tempbuf, sizeof(tempbuf), "%8i %s", t, desc);
 744         length = min(length, (int)sizeof(tempbuf) - 1);
 745         if (r_speeds_longestitem < length)
 746                 r_speeds_longestitem = length;
 747         for (;length < r_speeds_longestitem;length++)
 748                 tempbuf[length] = ' ';
 749         tempbuf[length] = 0;
 750
 751         if (speedstringcount + length > (vid_conwidth.integer / 8))
 752         {
 753                 strlcat(r_speeds_timestring, "\n", sizeof(r_speeds_timestring));
 754                 speedstringcount = 0;
 755         }
 756         strlcat(r_speeds_timestring, tempbuf, sizeof(r_speeds_timestring));
 757         speedstringcount += length;
 758 }
 759
 760 static void R_TimeReport_BeginFrame(void)
 761 {
 762         speedstringcount = 0;
 763         r_speeds_timestring[0] = 0;
 764         r_timereport_active = false;
 765         memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
 766
 767         if (r_speeds.integer >= 2)
 768         {
 769                 r_timereport_active = true;
 770                 r_timereport_start = r_timereport_current = Sys_DirtyTime();
 771         }
 772 }
 773
 774 static int R_CountLeafTriangles(const dp_model_t *model, const mleaf_t *leaf)
 775 {
 776         int i, triangles = 0;
 777         for (i = 0;i < leaf->numleafsurfaces;i++)
 778                 triangles += model->data_surfaces[leaf->firstleafsurface[i]].num_triangles;
 779         return triangles;
 780 }
 781
 782 extern cvar_t r_viewscale;
 783 extern float viewscalefpsadjusted;
 784 static void R_TimeReport_EndFrame(void)
 785 {
 786         int i, j, lines, y;
 787         cl_locnode_t *loc;
 788         char string[1024+4096];
 789         mleaf_t *viewleaf;
 790
 791         string[0] = 0;
 792         if (r_speeds.integer)
 793         {
 794                 // put the location name in the r_speeds display as it greatly helps
 795                 // when creating loc files
 796                 loc = CL_Locs_FindNearest(cl.movement_origin);
 797                 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;
 798                 dpsnprintf(string, sizeof(string),
 799 "%6.0fus rendertime %3.0f%% viewscale %s%s %.3f cl.time%2.4f brightness\n"
 800 "%3i renders org:'%+8.2f %+8.2f %+8.2f' dir:'%+2.3f %+2.3f %+2.3f'\n"
 801 "%5i viewleaf%5i cluster%3i area%4i brushes%4i surfaces(%7i triangles)\n"
 802 "%7i surfaces%7i triangles %5i entities (%7i surfaces%7i triangles)\n"
 803 "%5i leafs%5i portals%6i/%6i particles%6i/%6i decals %3i%% quality\n"
 804 "%7i lightmap updates (%7i pixels)%8iKB/%8iKB framedata\n"
 805 "%4i lights%4i clears%4i scissored%7i light%7i shadow%7i dynamic\n"
 806 "bouncegrid:%4i lights%6i particles%6i traces%6i hits%6i splats%6i bounces\n"
 807 "collision cache efficiency:%6i cached%6i traced%6ianimated\n"
 808 "%6i draws%8i vertices%8i triangles bloompixels%8i copied%8i drawn\n"
 809 "updated%5i indexbuffers%8i bytes%5i vertexbuffers%8i bytes\n"
 810 "%s"
 811 , r_refdef.lastdrawscreentime * 1000000.0, r_viewscale.value * sqrt(viewscalefpsadjusted) * 100.0f, loc ? "Location: " : "", loc ? loc->name : "", cl.time, r_refdef.view.colorscale
 812 , 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]
 813 , 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
 814 , r_refdef.stats.world_surfaces, r_refdef.stats.world_triangles, r_refdef.stats.entities, r_refdef.stats.entities_surfaces, r_refdef.stats.entities_triangles
 815 , 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)
 816 , r_refdef.stats.lightmapupdates, r_refdef.stats.lightmapupdatepixels, (r_refdef.stats.framedatacurrent+512) / 1024, (r_refdef.stats.framedatasize+512)/1024
 817 , 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
 818 , 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
 819 , r_refdef.stats.collisioncache_cached, r_refdef.stats.collisioncache_traced, r_refdef.stats.collisioncache_animated
 820 , 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
 821 , r_refdef.stats.indexbufferuploadcount, r_refdef.stats.indexbufferuploadsize, r_refdef.stats.vertexbufferuploadcount, r_refdef.stats.vertexbufferuploadsize
 822 , r_speeds_timestring);
 823
 824                 memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
 825
 826                 speedstringcount = 0;
 827                 r_speeds_timestring[0] = 0;
 828                 r_timereport_active = false;
 829
 830                 if (r_speeds.integer >= 2)
 831                 {
 832                         r_timereport_active = true;
 833                         r_timereport_start = r_timereport_current = Sys_DirtyTime();
 834                 }
 835         }
 836
 837         if (string[0])
 838         {
 839                 if (string[strlen(string)-1] == '\n')
 840                         string[strlen(string)-1] = 0;
 841                 lines = 1;
 842                 for (i = 0;string[i];i++)
 843                         if (string[i] == '\n')
 844                                 lines++;
 845                 y = vid_conheight.integer - sb_lines - lines * 8;
 846                 i = j = 0;
 847                 r_draw2d_force = true;
 848                 DrawQ_Fill(0, y, vid_conwidth.integer, lines * 8, 0, 0, 0, 0.5, 0);
 849                 while (string[i])
 850                 {
 851                         j = i;
 852                         while (string[i] && string[i] != '\n')
 853                                 i++;
 854                         if (i - j > 0)
 855                                 DrawQ_String(0, y, string + j, i - j, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);
 856                         if (string[i] == '\n')
 857                                 i++;
 858                         y += 8;
 859                 }
 860                 r_draw2d_force = false;
 861         }
 862 }
 863
 864 /*
 865 =================
 866 SCR_SizeUp_f
 867
 868 Keybinding command
 869 =================
 870 */
 871 static void SCR_SizeUp_f (void)
 872 {
 873         Cvar_SetValue ("viewsize",scr_viewsize.value+10);
 874 }
 875
 876
 877 /*
 878 =================
 879 SCR_SizeDown_f
 880
 881 Keybinding command
 882 =================
 883 */
 884 static void SCR_SizeDown_f (void)
 885 {
 886         Cvar_SetValue ("viewsize",scr_viewsize.value-10);
 887 }
 888
 889 void SCR_CaptureVideo_EndVideo(void);
 890 void CL_Screen_Shutdown(void)
 891 {
 892         SCR_CaptureVideo_EndVideo();
 893 }
 894
 895 void CL_Screen_Init(void)
 896 {
 897         Cvar_RegisterVariable (&scr_fov);
 898         Cvar_RegisterVariable (&scr_viewsize);
 899         Cvar_RegisterVariable (&scr_conalpha);
 900         Cvar_RegisterVariable (&scr_conalphafactor);
 901         Cvar_RegisterVariable (&scr_conalpha2factor);
 902         Cvar_RegisterVariable (&scr_conalpha3factor);
 903         Cvar_RegisterVariable (&scr_conscroll_x);
 904         Cvar_RegisterVariable (&scr_conscroll_y);
 905         Cvar_RegisterVariable (&scr_conscroll2_x);
 906         Cvar_RegisterVariable (&scr_conscroll2_y);
 907         Cvar_RegisterVariable (&scr_conscroll3_x);
 908         Cvar_RegisterVariable (&scr_conscroll3_y);
 909         Cvar_RegisterVariable (&scr_conbrightness);
 910         Cvar_RegisterVariable (&scr_conforcewhiledisconnected);
 911         Cvar_RegisterVariable (&scr_menuforcewhiledisconnected);
 912         Cvar_RegisterVariable (&scr_loadingscreen_background);
 913         Cvar_RegisterVariable (&scr_loadingscreen_scale);
 914         Cvar_RegisterVariable (&scr_loadingscreen_scale_base);
 915         Cvar_RegisterVariable (&scr_loadingscreen_scale_limit);
 916         Cvar_RegisterVariable (&scr_loadingscreen_count);
 917         Cvar_RegisterVariable (&scr_loadingscreen_firstforstartup);
 918         Cvar_RegisterVariable (&scr_loadingscreen_barcolor);
 919         Cvar_RegisterVariable (&scr_loadingscreen_barheight);
 920         Cvar_RegisterVariable (&scr_infobar_height);
 921         Cvar_RegisterVariable (&scr_showram);
 922         Cvar_RegisterVariable (&scr_showturtle);
 923         Cvar_RegisterVariable (&scr_showpause);
 924         Cvar_RegisterVariable (&scr_showbrand);
 925         Cvar_RegisterVariable (&scr_centertime);
 926         Cvar_RegisterVariable (&scr_printspeed);
 927         Cvar_RegisterVariable (&vid_conwidth);
 928         Cvar_RegisterVariable (&vid_conheight);
 929         Cvar_RegisterVariable (&vid_pixelheight);
 930         Cvar_RegisterVariable (&scr_screenshot_jpeg);
 931         Cvar_RegisterVariable (&scr_screenshot_jpeg_quality);
 932         Cvar_RegisterVariable (&scr_screenshot_png);
 933         Cvar_RegisterVariable (&scr_screenshot_gammaboost);
 934         Cvar_RegisterVariable (&scr_screenshot_hwgamma);
 935         Cvar_RegisterVariable (&scr_screenshot_name_in_mapdir);
 936         Cvar_RegisterVariable (&scr_screenshot_alpha);
 937         Cvar_RegisterVariable (&scr_screenshot_timestamp);
 938         Cvar_RegisterVariable (&cl_capturevideo);
 939         Cvar_RegisterVariable (&cl_capturevideo_printfps);
 940         Cvar_RegisterVariable (&cl_capturevideo_width);
 941         Cvar_RegisterVariable (&cl_capturevideo_height);
 942         Cvar_RegisterVariable (&cl_capturevideo_realtime);
 943         Cvar_RegisterVariable (&cl_capturevideo_fps);
 944         Cvar_RegisterVariable (&cl_capturevideo_nameformat);
 945         Cvar_RegisterVariable (&cl_capturevideo_number);
 946         Cvar_RegisterVariable (&cl_capturevideo_ogg);
 947         Cvar_RegisterVariable (&cl_capturevideo_framestep);
 948         Cvar_RegisterVariable (&r_letterbox);
 949         Cvar_RegisterVariable(&r_stereo_separation);
 950         Cvar_RegisterVariable(&r_stereo_sidebyside);
 951         Cvar_RegisterVariable(&r_stereo_horizontal);
 952         Cvar_RegisterVariable(&r_stereo_vertical);
 953         Cvar_RegisterVariable(&r_stereo_redblue);
 954         Cvar_RegisterVariable(&r_stereo_redcyan);
 955         Cvar_RegisterVariable(&r_stereo_redgreen);
 956         Cvar_RegisterVariable(&r_stereo_angle);
 957         Cvar_RegisterVariable(&scr_stipple);
 958         Cvar_RegisterVariable(&scr_refresh);
 959         Cvar_RegisterVariable(&shownetgraph);
 960         Cvar_RegisterVariable(&cl_demo_mousegrab);
 961         Cvar_RegisterVariable(&timedemo_screenshotframelist);
 962         Cvar_RegisterVariable(&vid_touchscreen_outlinealpha);
 963         Cvar_RegisterVariable(&vid_touchscreen_overlayalpha);
 964
 965         // if we want no console, turn it off here too
 966         if (COM_CheckParm ("-noconsole"))
 967                 Cvar_SetQuick(&scr_conforcewhiledisconnected, "0");
 968
 969         Cmd_AddCommand ("sizeup",SCR_SizeUp_f, "increase view size (increases viewsize cvar)");
 970         Cmd_AddCommand ("sizedown",SCR_SizeDown_f, "decrease view size (decreases viewsize cvar)");
 971         Cmd_AddCommand ("screenshot",SCR_ScreenShot_f, "takes a screenshot of the next rendered frame");
 972         Cmd_AddCommand ("envmap", R_Envmap_f, "render a cubemap (skybox) of the current scene");
 973         Cmd_AddCommand ("infobar", SCR_InfoBar_f, "display a text in the infobar (usage: infobar expiretime string)");
 974
 975         SCR_CaptureVideo_Ogg_Init();
 976
 977         scr_initialized = true;
 978 }
 979
 980 /*
 981 ==================
 982 SCR_ScreenShot_f
 983 ==================
 984 */
 985 void SCR_ScreenShot_f (void)
 986 {
 987         static int shotnumber;
 988         static char old_prefix_name[MAX_QPATH];
 989         char prefix_name[MAX_QPATH];
 990         char filename[MAX_QPATH];
 991         unsigned char *buffer1;
 992         unsigned char *buffer2;
 993         qboolean jpeg = (scr_screenshot_jpeg.integer != 0);
 994         qboolean png = (scr_screenshot_png.integer != 0) && !jpeg;
 995         char vabuf[1024];
 996
 997         if (Cmd_Argc() == 2)
 998         {
 999                 const char *ext;
1000                 strlcpy(filename, Cmd_Argv(1), sizeof(filename));
1001                 ext = FS_FileExtension(filename);
1002                 if (!strcasecmp(ext, "jpg"))
1003                 {
1004                         jpeg = true;
1005                         png = false;
1006                 }
1007                 else if (!strcasecmp(ext, "tga"))
1008                 {
1009                         jpeg = false;
1010                         png = false;
1011                 }
1012                 else if (!strcasecmp(ext, "png"))
1013                 {
1014                         jpeg = false;
1015                         png = true;
1016                 }
1017                 else
1018                 {
1019                         Con_Printf("screenshot: supplied filename must end in .jpg or .tga or .png\n");
1020                         return;
1021                 }
1022         }
1023         else if (scr_screenshot_timestamp.integer)
1024         {
1025                 int shotnumber100;
1026
1027                 // TODO maybe make capturevideo and screenshot use similar name patterns?
1028                 if (scr_screenshot_name_in_mapdir.integer && cl.worldbasename[0])
1029                         dpsnprintf(prefix_name, sizeof(prefix_name), "%s/%s%s", cl.worldbasename, scr_screenshot_name.string, Sys_TimeString("%Y%m%d%H%M%S"));
1030                 else
1031                         dpsnprintf(prefix_name, sizeof(prefix_name), "%s%s", scr_screenshot_name.string, Sys_TimeString("%Y%m%d%H%M%S"));
1032
1033                 // find a file name to save it to
1034                 for (shotnumber100 = 0;shotnumber100 < 100;shotnumber100++)
1035                         if (!FS_SysFileExists(va(vabuf, sizeof(vabuf), "%s/screenshots/%s-%02d.tga", fs_gamedir, prefix_name, shotnumber100))
1036                          && !FS_SysFileExists(va(vabuf, sizeof(vabuf), "%s/screenshots/%s-%02d.jpg", fs_gamedir, prefix_name, shotnumber100))
1037                          && !FS_SysFileExists(va(vabuf, sizeof(vabuf), "%s/screenshots/%s-%02d.png", fs_gamedir, prefix_name, shotnumber100)))
1038                                 break;
1039                 if (shotnumber100 >= 100)
1040                 {
1041                         Con_Print("Couldn't create the image file - already 100 shots taken this second!\n");
1042                         return;
1043                 }
1044
1045                 dpsnprintf(filename, sizeof(filename), "screenshots/%s-%02d.%s", prefix_name, shotnumber100, jpeg ? "jpg" : png ? "png" : "tga");
1046         }
1047         else
1048         {
1049                 // TODO maybe make capturevideo and screenshot use similar name patterns?
1050                 if (scr_screenshot_name_in_mapdir.integer && cl.worldbasename[0])
1051                         dpsnprintf(prefix_name, sizeof(prefix_name), "%s/%s", cl.worldbasename, Sys_TimeString(scr_screenshot_name.string));
1052                 else
1053                         dpsnprintf(prefix_name, sizeof(prefix_name), "%s", Sys_TimeString(scr_screenshot_name.string));
1054
1055                 // if prefix changed, gamedir or map changed, reset the shotnumber so
1056                 // we scan again
1057                 // FIXME: should probably do this whenever FS_Rescan or something like that occurs?
1058                 if (strcmp(old_prefix_name, prefix_name))
1059                 {
1060                         dpsnprintf(old_prefix_name, sizeof(old_prefix_name), "%s", prefix_name );
1061                         shotnumber = 0;
1062                 }
1063
1064                 // find a file name to save it to
1065                 for (;shotnumber < 1000000;shotnumber++)
1066                         if (!FS_SysFileExists(va(vabuf, sizeof(vabuf), "%s/screenshots/%s%06d.tga", fs_gamedir, prefix_name, shotnumber))
1067                          && !FS_SysFileExists(va(vabuf, sizeof(vabuf), "%s/screenshots/%s%06d.jpg", fs_gamedir, prefix_name, shotnumber))
1068                          && !FS_SysFileExists(va(vabuf, sizeof(vabuf), "%s/screenshots/%s%06d.png", fs_gamedir, prefix_name, shotnumber)))
1069                                 break;
1070                 if (shotnumber >= 1000000)
1071                 {
1072                         Con_Print("Couldn't create the image file - you already have 1000000 screenshots!\n");
1073                         return;
1074                 }
1075
1076                 dpsnprintf(filename, sizeof(filename), "screenshots/%s%06d.%s", prefix_name, shotnumber, jpeg ? "jpg" : png ? "png" : "tga");
1077
1078                 shotnumber++;
1079         }
1080
1081         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 4);
1082         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * (scr_screenshot_alpha.integer ? 4 : 3));
1083
1084         if (SCR_ScreenShot (filename, buffer1, buffer2, 0, 0, vid.width, vid.height, false, false, false, jpeg, png, true, scr_screenshot_alpha.integer != 0))
1085                 Con_Printf("Wrote %s\n", filename);
1086         else
1087         {
1088                 Con_Printf("Unable to write %s\n", filename);
1089                 if(jpeg || png)
1090                 {
1091                         if(SCR_ScreenShot (filename, buffer1, buffer2, 0, 0, vid.width, vid.height, false, false, false, false, false, true, scr_screenshot_alpha.integer != 0))
1092                         {
1093                                 strlcpy(filename + strlen(filename) - 3, "tga", 4);
1094                                 Con_Printf("Wrote %s\n", filename);
1095                         }
1096                 }
1097         }
1098
1099         Mem_Free (buffer1);
1100         Mem_Free (buffer2);
1101 }
1102
1103 static void SCR_CaptureVideo_BeginVideo(void)
1104 {
1105         double r, g, b;
1106         unsigned int i;
1107         int width = cl_capturevideo_width.integer, height = cl_capturevideo_height.integer;
1108         if (cls.capturevideo.active)
1109                 return;
1110         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
1111         // soundrate is figured out on the first SoundFrame
1112
1113         if(width == 0 && height != 0)
1114                 width = (int) (height * (double)vid.width / ((double)vid.height * vid_pixelheight.value)); // keep aspect
1115         if(width != 0 && height == 0)
1116                 height = (int) (width * ((double)vid.height * vid_pixelheight.value) / (double)vid.width); // keep aspect
1117
1118         if(width < 2 || width > vid.width) // can't scale up
1119                 width = vid.width;
1120         if(height < 2 || height > vid.height) // can't scale up
1121                 height = vid.height;
1122
1123         // ensure it's all even; if not, scale down a little
1124         if(width % 1)
1125                 --width;
1126         if(height % 1)
1127                 --height;
1128
1129         cls.capturevideo.width = width;
1130         cls.capturevideo.height = height;
1131         cls.capturevideo.active = true;
1132         cls.capturevideo.framerate = bound(1, cl_capturevideo_fps.value, 1001) * bound(1, cl_capturevideo_framestep.integer, 64);
1133         cls.capturevideo.framestep = cl_capturevideo_framestep.integer;
1134         cls.capturevideo.soundrate = S_GetSoundRate();
1135         cls.capturevideo.soundchannels = S_GetSoundChannels();
1136         cls.capturevideo.startrealtime = realtime;
1137         cls.capturevideo.frame = cls.capturevideo.lastfpsframe = 0;
1138         cls.capturevideo.starttime = cls.capturevideo.lastfpstime = realtime;
1139         cls.capturevideo.soundsampleframe = 0;
1140         cls.capturevideo.realtime = cl_capturevideo_realtime.integer != 0;
1141         cls.capturevideo.screenbuffer = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 4);
1142         cls.capturevideo.outbuffer = (unsigned char *)Mem_Alloc(tempmempool, width * height * (4+4) + 18);
1143         dpsnprintf(cls.capturevideo.basename, sizeof(cls.capturevideo.basename), "video/%s%03i", Sys_TimeString(cl_capturevideo_nameformat.string), cl_capturevideo_number.integer);
1144         Cvar_SetValueQuick(&cl_capturevideo_number, cl_capturevideo_number.integer + 1);
1145
1146         /*
1147         for (i = 0;i < 256;i++)
1148         {
1149                 unsigned char j = (unsigned char)bound(0, 255*pow(i/255.0, gamma), 255);
1150                 cls.capturevideo.rgbgammatable[0][i] = j;
1151                 cls.capturevideo.rgbgammatable[1][i] = j;
1152                 cls.capturevideo.rgbgammatable[2][i] = j;
1153         }
1154         */
1155 /*
1156 R = Y + 1.4075 * (Cr - 128);
1157 G = Y + -0.3455 * (Cb - 128) + -0.7169 * (Cr - 128);
1158 B = Y + 1.7790 * (Cb - 128);
1159 Y = R *  .299 + G *  .587 + B *  .114;
1160 Cb = R * -.169 + G * -.332 + B *  .500 + 128.;
1161 Cr = R *  .500 + G * -.419 + B * -.0813 + 128.;
1162 */
1163
1164         if(WANT_SCREENSHOT_HWGAMMA)
1165         {
1166                 VID_BuildGammaTables(&cls.capturevideo.vidramp[0], 256);
1167         }
1168         else
1169         {
1170                 // identity gamma table
1171                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp, 256);
1172                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256, 256);
1173                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256*2, 256);
1174         }
1175         if(scr_screenshot_gammaboost.value != 1)
1176         {
1177                 double igamma = 1 / scr_screenshot_gammaboost.value;
1178                 for (i = 0;i < 256 * 3;i++)
1179                         cls.capturevideo.vidramp[i] = (unsigned short) (0.5 + pow(cls.capturevideo.vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
1180         }
1181
1182         for (i = 0;i < 256;i++)
1183         {
1184                 r = 255*cls.capturevideo.vidramp[i]/65535.0;
1185                 g = 255*cls.capturevideo.vidramp[i+256]/65535.0;
1186                 b = 255*cls.capturevideo.vidramp[i+512]/65535.0;
1187                 // NOTE: we have to round DOWN here, or integer overflows happen. Sorry for slightly wrong looking colors sometimes...
1188                 // Y weights from RGB
1189                 cls.capturevideo.rgbtoyuvscaletable[0][0][i] = (short)(r *  0.299);
1190                 cls.capturevideo.rgbtoyuvscaletable[0][1][i] = (short)(g *  0.587);
1191                 cls.capturevideo.rgbtoyuvscaletable[0][2][i] = (short)(b *  0.114);
1192                 // Cb weights from RGB
1193                 cls.capturevideo.rgbtoyuvscaletable[1][0][i] = (short)(r * -0.169);
1194                 cls.capturevideo.rgbtoyuvscaletable[1][1][i] = (short)(g * -0.332);
1195                 cls.capturevideo.rgbtoyuvscaletable[1][2][i] = (short)(b *  0.500);
1196                 // Cr weights from RGB
1197                 cls.capturevideo.rgbtoyuvscaletable[2][0][i] = (short)(r *  0.500);
1198                 cls.capturevideo.rgbtoyuvscaletable[2][1][i] = (short)(g * -0.419);
1199                 cls.capturevideo.rgbtoyuvscaletable[2][2][i] = (short)(b * -0.0813);
1200                 // range reduction of YCbCr to valid signal range
1201                 cls.capturevideo.yuvnormalizetable[0][i] = 16 + i * (236-16) / 256;
1202                 cls.capturevideo.yuvnormalizetable[1][i] = 16 + i * (240-16) / 256;
1203                 cls.capturevideo.yuvnormalizetable[2][i] = 16 + i * (240-16) / 256;
1204         }
1205
1206         if (cl_capturevideo_ogg.integer)
1207         {
1208                 if(SCR_CaptureVideo_Ogg_Available())
1209                 {
1210                         SCR_CaptureVideo_Ogg_BeginVideo();
1211                         return;
1212                 }
1213                 else
1214                         Con_Print("cl_capturevideo_ogg: libraries not available. Capturing in AVI instead.\n");
1215         }
1216
1217         SCR_CaptureVideo_Avi_BeginVideo();
1218 }
1219
1220 void SCR_CaptureVideo_EndVideo(void)
1221 {
1222         if (!cls.capturevideo.active)
1223                 return;
1224         cls.capturevideo.active = false;
1225
1226         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);
1227
1228         if (cls.capturevideo.videofile)
1229         {
1230                 cls.capturevideo.endvideo();
1231         }
1232
1233         if (cls.capturevideo.screenbuffer)
1234         {
1235                 Mem_Free (cls.capturevideo.screenbuffer);
1236                 cls.capturevideo.screenbuffer = NULL;
1237         }
1238
1239         if (cls.capturevideo.outbuffer)
1240         {
1241                 Mem_Free (cls.capturevideo.outbuffer);
1242                 cls.capturevideo.outbuffer = NULL;
1243         }
1244
1245         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
1246 }
1247
1248 static void SCR_ScaleDownBGRA(unsigned char *in, int inw, int inh, unsigned char *out, int outw, int outh)
1249 {
1250         // TODO optimize this function
1251
1252         int x, y;
1253         float area;
1254
1255         // memcpy is faster than me
1256         if(inw == outw && inh == outh)
1257         {
1258                 memcpy(out, in, 4 * inw * inh);
1259                 return;
1260         }
1261
1262         // otherwise: a box filter
1263         area = (float)outw * (float)outh / (float)inw / (float)inh;
1264         for(y = 0; y < outh; ++y)
1265         {
1266                 float iny0 =  y    / (float)outh * inh; int iny0_i = (int) floor(iny0);
1267                 float iny1 = (y+1) / (float)outh * inh; int iny1_i = (int) ceil(iny1);
1268                 for(x = 0; x < outw; ++x)
1269                 {
1270                         float inx0 =  x    / (float)outw * inw; int inx0_i = (int) floor(inx0);
1271                         float inx1 = (x+1) / (float)outw * inw; int inx1_i = (int) ceil(inx1);
1272                         float r = 0, g = 0, b = 0, alpha = 0;
1273                         int xx, yy;
1274
1275                         for(yy = iny0_i; yy < iny1_i; ++yy)
1276                         {
1277                                 float ya = min(yy+1, iny1) - max(iny0, yy);
1278                                 for(xx = inx0_i; xx < inx1_i; ++xx)
1279                                 {
1280                                         float a = ya * (min(xx+1, inx1) - max(inx0, xx));
1281                                         r += a * in[4*(xx + inw * yy)+0];
1282                                         g += a * in[4*(xx + inw * yy)+1];
1283                                         b += a * in[4*(xx + inw * yy)+2];
1284                                         alpha += a * in[4*(xx + inw * yy)+3];
1285                                 }
1286                         }
1287
1288                         out[4*(x + outw * y)+0] = (unsigned char) (r * area);
1289                         out[4*(x + outw * y)+1] = (unsigned char) (g * area);
1290                         out[4*(x + outw * y)+2] = (unsigned char) (b * area);
1291                         out[4*(x + outw * y)+3] = (unsigned char) (alpha * area);
1292                 }
1293         }
1294 }
1295
1296 static void SCR_CaptureVideo_VideoFrame(int newframestepframenum)
1297 {
1298         int x = 0, y = 0;
1299         int width = cls.capturevideo.width, height = cls.capturevideo.height;
1300
1301         if(newframestepframenum == cls.capturevideo.framestepframe)
1302                 return;
1303
1304         CHECKGLERROR
1305         // speed is critical here, so do saving as directly as possible
1306
1307         GL_ReadPixelsBGRA(x, y, vid.width, vid.height, cls.capturevideo.screenbuffer);
1308
1309         SCR_ScaleDownBGRA (cls.capturevideo.screenbuffer, vid.width, vid.height, cls.capturevideo.outbuffer, width, height);
1310
1311         cls.capturevideo.videoframes(newframestepframenum - cls.capturevideo.framestepframe);
1312         cls.capturevideo.framestepframe = newframestepframenum;
1313
1314         if(cl_capturevideo_printfps.integer)
1315         {
1316                 char buf[80];
1317                 double t = realtime;
1318                 if(t > cls.capturevideo.lastfpstime + 1)
1319                 {
1320                         double fps1 = (cls.capturevideo.frame - cls.capturevideo.lastfpsframe) / (t - cls.capturevideo.lastfpstime + 0.0000001);
1321                         double fps  = (cls.capturevideo.frame                                ) / (t - cls.capturevideo.starttime   + 0.0000001);
1322                         dpsnprintf(buf, sizeof(buf), "capturevideo: (%.1fs) last second %.3ffps, total %.3ffps\n", cls.capturevideo.frame / cls.capturevideo.framerate, fps1, fps);
1323                         Sys_PrintToTerminal(buf);
1324                         cls.capturevideo.lastfpstime = t;
1325                         cls.capturevideo.lastfpsframe = cls.capturevideo.frame;
1326                 }
1327         }
1328 }
1329
1330 void SCR_CaptureVideo_SoundFrame(const portable_sampleframe_t *paintbuffer, size_t length)
1331 {
1332         cls.capturevideo.soundsampleframe += length;
1333         cls.capturevideo.soundframe(paintbuffer, length);
1334 }
1335
1336 static void SCR_CaptureVideo(void)
1337 {
1338         int newframenum;
1339         if (cl_capturevideo.integer)
1340         {
1341                 if (!cls.capturevideo.active)
1342                         SCR_CaptureVideo_BeginVideo();
1343                 if (cls.capturevideo.framerate != cl_capturevideo_fps.value * cl_capturevideo_framestep.integer)
1344                 {
1345                         Con_Printf("You can not change the video framerate while recording a video.\n");
1346                         Cvar_SetValueQuick(&cl_capturevideo_fps, cls.capturevideo.framerate / (double) cl_capturevideo_framestep.integer);
1347                 }
1348                 // for AVI saving we have to make sure that sound is saved before video
1349                 if (cls.capturevideo.soundrate && !cls.capturevideo.soundsampleframe)
1350                         return;
1351                 if (cls.capturevideo.realtime)
1352                 {
1353                         // preserve sound sync by duplicating frames when running slow
1354                         newframenum = (int)((realtime - cls.capturevideo.startrealtime) * cls.capturevideo.framerate);
1355                 }
1356                 else
1357                         newframenum = cls.capturevideo.frame + 1;
1358                 // if falling behind more than one second, stop
1359                 if (newframenum - cls.capturevideo.frame > 60 * (int)ceil(cls.capturevideo.framerate))
1360                 {
1361                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1362                         Con_Printf("video saving failed on frame %i, your machine is too slow for this capture speed.\n", cls.capturevideo.frame);
1363                         SCR_CaptureVideo_EndVideo();
1364                         return;
1365                 }
1366                 // write frames
1367                 SCR_CaptureVideo_VideoFrame(newframenum / cls.capturevideo.framestep);
1368                 cls.capturevideo.frame = newframenum;
1369                 if (cls.capturevideo.error)
1370                 {
1371                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1372                         Con_Printf("video saving failed on frame %i, out of disk space? stopping video capture.\n", cls.capturevideo.frame);
1373                         SCR_CaptureVideo_EndVideo();
1374                 }
1375         }
1376         else if (cls.capturevideo.active)
1377                 SCR_CaptureVideo_EndVideo();
1378 }
1379
1380 /*
1381 ===============
1382 R_Envmap_f
1383
1384 Grab six views for environment mapping tests
1385 ===============
1386 */
1387 struct envmapinfo_s
1388 {
1389         float angles[3];
1390         const char *name;
1391         qboolean flipx, flipy, flipdiagonaly;
1392 }
1393 envmapinfo[12] =
1394 {
1395         {{  0,   0, 0}, "rt", false, false, false},
1396         {{  0, 270, 0}, "ft", false, false, false},
1397         {{  0, 180, 0}, "lf", false, false, false},
1398         {{  0,  90, 0}, "bk", false, false, false},
1399         {{-90, 180, 0}, "up",  true,  true, false},
1400         {{ 90, 180, 0}, "dn",  true,  true, false},
1401
1402         {{  0,   0, 0}, "px",  true,  true,  true},
1403         {{  0,  90, 0}, "py", false,  true, false},
1404         {{  0, 180, 0}, "nx", false, false,  true},
1405         {{  0, 270, 0}, "ny",  true, false, false},
1406         {{-90, 180, 0}, "pz", false, false,  true},
1407         {{ 90, 180, 0}, "nz", false, false,  true}
1408 };
1409
1410 static void R_Envmap_f (void)
1411 {
1412         int j, size;
1413         char filename[MAX_QPATH], basename[MAX_QPATH];
1414         unsigned char *buffer1;
1415         unsigned char *buffer2;
1416
1417         if (Cmd_Argc() != 3)
1418         {
1419                 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");
1420                 return;
1421         }
1422
1423         strlcpy (basename, Cmd_Argv(1), sizeof (basename));
1424         size = atoi(Cmd_Argv(2));
1425         if (size != 128 && size != 256 && size != 512 && size != 1024)
1426         {
1427                 Con_Print("envmap: size must be one of 128, 256, 512, or 1024\n");
1428                 return;
1429         }
1430         if (size > vid.width || size > vid.height)
1431         {
1432                 Con_Print("envmap: your resolution is not big enough to render that size\n");
1433                 return;
1434         }
1435
1436         r_refdef.envmap = true;
1437
1438         R_UpdateVariables();
1439
1440         r_refdef.view.x = 0;
1441         r_refdef.view.y = 0;
1442         r_refdef.view.z = 0;
1443         r_refdef.view.width = size;
1444         r_refdef.view.height = size;
1445         r_refdef.view.depth = 1;
1446         r_refdef.view.useperspective = true;
1447         r_refdef.view.isoverlay = false;
1448
1449         r_refdef.view.frustum_x = 1; // tan(45 * M_PI / 180.0);
1450         r_refdef.view.frustum_y = 1; // tan(45 * M_PI / 180.0);
1451         r_refdef.view.ortho_x = 90; // abused as angle by VM_CL_R_SetView
1452         r_refdef.view.ortho_y = 90; // abused as angle by VM_CL_R_SetView
1453
1454         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 4);
1455         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1456
1457         for (j = 0;j < 12;j++)
1458         {
1459                 dpsnprintf(filename, sizeof(filename), "env/%s%s.tga", basename, envmapinfo[j].name);
1460                 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);
1461                 r_refdef.view.quality = 1;
1462                 r_refdef.view.clear = true;
1463                 R_Mesh_Start();
1464                 R_RenderView();
1465                 R_Mesh_Finish();
1466                 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);
1467         }
1468
1469         Mem_Free (buffer1);
1470         Mem_Free (buffer2);
1471
1472         r_refdef.envmap = false;
1473 }
1474
1475 //=============================================================================
1476
1477 void SHOWLMP_decodehide(void)
1478 {
1479         int i;
1480         char *lmplabel;
1481         lmplabel = MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
1482         for (i = 0;i < cl.num_showlmps;i++)
1483                 if (cl.showlmps[i].isactive && strcmp(cl.showlmps[i].label, lmplabel) == 0)
1484                 {
1485                         cl.showlmps[i].isactive = false;
1486                         return;
1487                 }
1488 }
1489
1490 void SHOWLMP_decodeshow(void)
1491 {
1492         int k;
1493         char lmplabel[256], picname[256];
1494         float x, y;
1495         strlcpy (lmplabel,MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)), sizeof (lmplabel));
1496         strlcpy (picname, MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)), sizeof (picname));
1497         if (gamemode == GAME_NEHAHRA) // LordHavoc: nasty old legacy junk
1498         {
1499                 x = MSG_ReadByte(&cl_message);
1500                 y = MSG_ReadByte(&cl_message);
1501         }
1502         else
1503         {
1504                 x = MSG_ReadShort(&cl_message);
1505                 y = MSG_ReadShort(&cl_message);
1506         }
1507         if (!cl.showlmps || cl.num_showlmps >= cl.max_showlmps)
1508         {
1509                 showlmp_t *oldshowlmps = cl.showlmps;
1510                 cl.max_showlmps += 16;
1511                 cl.showlmps = (showlmp_t *) Mem_Alloc(cls.levelmempool, cl.max_showlmps * sizeof(showlmp_t));
1512                 if (cl.num_showlmps)
1513                         memcpy(cl.showlmps, oldshowlmps, cl.num_showlmps * sizeof(showlmp_t));
1514                 if (oldshowlmps)
1515                         Mem_Free(oldshowlmps);
1516         }
1517         for (k = 0;k < cl.max_showlmps;k++)
1518                 if (cl.showlmps[k].isactive && !strcmp(cl.showlmps[k].label, lmplabel))
1519                         break;
1520         if (k == cl.max_showlmps)
1521                 for (k = 0;k < cl.max_showlmps;k++)
1522                         if (!cl.showlmps[k].isactive)
1523                                 break;
1524         cl.showlmps[k].isactive = true;
1525         strlcpy (cl.showlmps[k].label, lmplabel, sizeof (cl.showlmps[k].label));
1526         strlcpy (cl.showlmps[k].pic, picname, sizeof (cl.showlmps[k].pic));
1527         cl.showlmps[k].x = x;
1528         cl.showlmps[k].y = y;
1529         cl.num_showlmps = max(cl.num_showlmps, k + 1);
1530 }
1531
1532 void SHOWLMP_drawall(void)
1533 {
1534         int i;
1535         for (i = 0;i < cl.num_showlmps;i++)
1536                 if (cl.showlmps[i].isactive)
1537                         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);
1538 }
1539
1540 /*
1541 ==============================================================================
1542
1543                                                 SCREEN SHOTS
1544
1545 ==============================================================================
1546 */
1547
1548 // buffer1: 4*w*h
1549 // buffer2: 3*w*h (or 4*w*h if screenshotting alpha too)
1550 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)
1551 {
1552         int     indices[4] = {0,1,2,3}; // BGRA
1553         qboolean ret;
1554
1555         GL_ReadPixelsBGRA(x, y, width, height, buffer1);
1556
1557         if(gammacorrect && (scr_screenshot_gammaboost.value != 1 || WANT_SCREENSHOT_HWGAMMA))
1558         {
1559                 int i;
1560                 double igamma = 1.0 / scr_screenshot_gammaboost.value;
1561                 unsigned short vidramp[256 * 3];
1562                 if(WANT_SCREENSHOT_HWGAMMA)
1563                 {
1564                         VID_BuildGammaTables(&vidramp[0], 256);
1565                 }
1566                 else
1567                 {
1568                         // identity gamma table
1569                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp, 256);
1570                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256, 256);
1571                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256*2, 256);
1572                 }
1573                 if(scr_screenshot_gammaboost.value != 1)
1574                 {
1575                         for (i = 0;i < 256 * 3;i++)
1576                                 vidramp[i] = (unsigned short) (0.5 + pow(vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
1577                 }
1578                 for (i = 0;i < width*height*4;i += 4)
1579                 {
1580                         buffer1[i] = (unsigned char) (vidramp[buffer1[i] + 512] * 255.0 / 65535.0 + 0.5); // B
1581                         buffer1[i+1] = (unsigned char) (vidramp[buffer1[i+1] + 256] * 255.0 / 65535.0 + 0.5); // G
1582                         buffer1[i+2] = (unsigned char) (vidramp[buffer1[i+2]] * 255.0 / 65535.0 + 0.5); // R
1583                         // A
1584                 }
1585         }
1586
1587         if(keep_alpha && !jpeg)
1588         {
1589                 if(!png)
1590                         flipy = !flipy; // TGA: not preflipped
1591                 Image_CopyMux (buffer2, buffer1, width, height, flipx, flipy, flipdiagonal, 4, 4, indices);
1592                 if (png)
1593                         ret = PNG_SaveImage_preflipped (filename, width, height, true, buffer2);
1594                 else
1595                         ret = Image_WriteTGABGRA(filename, width, height, buffer2);
1596         }
1597         else
1598         {
1599                 if(jpeg)
1600                 {
1601                         indices[0] = 2;
1602                         indices[2] = 0; // RGB
1603                 }
1604                 Image_CopyMux (buffer2, buffer1, width, height, flipx, flipy, flipdiagonal, 3, 4, indices);
1605                 if (jpeg)
1606                         ret = JPEG_SaveImage_preflipped (filename, width, height, buffer2);
1607                 else if (png)
1608                         ret = PNG_SaveImage_preflipped (filename, width, height, false, buffer2);
1609                 else
1610                         ret = Image_WriteTGABGR_preflipped (filename, width, height, buffer2);
1611         }
1612
1613         return ret;
1614 }
1615
1616 //=============================================================================
1617
1618 int scr_numtouchscreenareas;
1619 scr_touchscreenarea_t scr_touchscreenareas[16];
1620
1621 static void SCR_DrawTouchscreenOverlay(void)
1622 {
1623         int i;
1624         scr_touchscreenarea_t *a;
1625         cachepic_t *pic;
1626         for (i = 0, a = scr_touchscreenareas;i < scr_numtouchscreenareas;i++, a++)
1627         {
1628                 if (vid_touchscreen_outlinealpha.value > 0 && a->rect[0] >= 0 && a->rect[1] >= 0 && a->rect[2] >= 4 && a->rect[3] >= 4)
1629                 {
1630                         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);
1631                         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);
1632                         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);
1633                         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);
1634                         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);
1635                         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);
1636                 }
1637                 pic = a->pic ? Draw_CachePic(a->pic) : NULL;
1638                 if (pic && pic->tex != r_texture_notexture)
1639                         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);
1640         }
1641 }
1642
1643 void R_ClearScreen(qboolean fogcolor)
1644 {
1645         float clearcolor[4];
1646         // clear to black
1647         Vector4Clear(clearcolor);
1648         if (fogcolor && r_fog_clear.integer)
1649         {
1650                 R_UpdateFog();
1651                 VectorCopy(r_refdef.fogcolor, clearcolor);
1652         }
1653         // clear depth is 1.0
1654         // LordHavoc: we use a stencil centered around 128 instead of 0,
1655         // to avoid clamping interfering with strange shadow volume
1656         // drawing orders
1657         // clear the screen
1658         GL_Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | (vid.stencil ? GL_STENCIL_BUFFER_BIT : 0), clearcolor, 1.0f, 128);
1659 }
1660
1661 int r_stereo_side;
1662
1663 static void SCR_DrawScreen (void)
1664 {
1665         Draw_Frame();
1666
1667         R_Mesh_Start();
1668
1669         R_UpdateVariables();
1670
1671         // Quake uses clockwise winding, so these are swapped
1672         r_refdef.view.cullface_front = GL_BACK;
1673         r_refdef.view.cullface_back = GL_FRONT;
1674
1675         if (cls.signon == SIGNONS)
1676         {
1677                 float size;
1678
1679                 size = scr_viewsize.value * (1.0 / 100.0);
1680                 size = min(size, 1);
1681
1682                 if (r_stereo_sidebyside.integer)
1683                 {
1684                         r_refdef.view.width = (int)(vid.width * size / 2.5);
1685                         r_refdef.view.height = (int)(vid.height * size / 2.5 * (1 - bound(0, r_letterbox.value, 100) / 100));
1686                         r_refdef.view.depth = 1;
1687                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width * 2.5) * 0.5);
1688                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
1689                         r_refdef.view.z = 0;
1690                         if (r_stereo_side)
1691                                 r_refdef.view.x += (int)(r_refdef.view.width * 1.5);
1692                 }
1693                 else if (r_stereo_horizontal.integer)
1694                 {
1695                         r_refdef.view.width = (int)(vid.width * size / 2);
1696                         r_refdef.view.height = (int)(vid.height * size * (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 * 2.0)/2);
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);
1703                 }
1704                 else if (r_stereo_vertical.integer)
1705                 {
1706                         r_refdef.view.width = (int)(vid.width * size);
1707                         r_refdef.view.height = (int)(vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100) / 2);
1708                         r_refdef.view.depth = 1;
1709                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
1710                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height * 2.0)/2);
1711                         r_refdef.view.z = 0;
1712                         if (r_stereo_side)
1713                                 r_refdef.view.y += (int)(r_refdef.view.height);
1714                 }
1715                 else
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));
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);
1722                         r_refdef.view.z = 0;
1723                 }
1724
1725                 // LordHavoc: viewzoom (zoom in for sniper rifles, etc)
1726                 // LordHavoc: this is designed to produce widescreen fov values
1727                 // when the screen is wider than 4/3 width/height aspect, to do
1728                 // this it simply assumes the requested fov is the vertical fov
1729                 // for a 4x3 display, if the ratio is not 4x3 this makes the fov
1730                 // higher/lower according to the ratio
1731                 r_refdef.view.useperspective = true;
1732                 r_refdef.view.frustum_y = tan(scr_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
1733                 r_refdef.view.frustum_x = r_refdef.view.frustum_y * (float)r_refdef.view.width / (float)r_refdef.view.height / vid_pixelheight.value;
1734
1735                 r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
1736                 r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
1737                 r_refdef.view.ortho_x = atan(r_refdef.view.frustum_x) * (360.0 / M_PI); // abused as angle by VM_CL_R_SetView
1738                 r_refdef.view.ortho_y = atan(r_refdef.view.frustum_y) * (360.0 / M_PI); // abused as angle by VM_CL_R_SetView
1739
1740                 if(!CL_VM_UpdateView())
1741                         R_RenderView();
1742         }
1743
1744         if (!r_stereo_sidebyside.integer && !r_stereo_horizontal.integer && !r_stereo_vertical.integer)
1745         {
1746                 r_refdef.view.width = vid.width;
1747                 r_refdef.view.height = vid.height;
1748                 r_refdef.view.depth = 1;
1749                 r_refdef.view.x = 0;
1750                 r_refdef.view.y = 0;
1751                 r_refdef.view.z = 0;
1752                 r_refdef.view.useperspective = false;
1753         }
1754
1755         if (cls.timedemo && cls.td_frames > 0 && timedemo_screenshotframelist.string && timedemo_screenshotframelist.string[0])
1756         {
1757                 const char *t;
1758                 int framenum;
1759                 t = timedemo_screenshotframelist.string;
1760                 while (*t)
1761                 {
1762                         while (*t == ' ')
1763                                 t++;
1764                         if (!*t)
1765                                 break;
1766                         framenum = atof(t);
1767                         if (framenum == cls.td_frames)
1768                                 break;
1769                         while (*t && *t != ' ')
1770                                 t++;
1771                 }
1772                 if (*t)
1773                 {
1774                         // we need to take a screenshot of this frame...
1775                         char filename[MAX_QPATH];
1776                         unsigned char *buffer1;
1777                         unsigned char *buffer2;
1778                         dpsnprintf(filename, sizeof(filename), "timedemoscreenshots/%s%06d.tga", cls.demoname, cls.td_frames);
1779                         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 4);
1780                         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
1781                         SCR_ScreenShot(filename, buffer1, buffer2, 0, 0, vid.width, vid.height, false, false, false, false, false, true, false);
1782                         Mem_Free(buffer1);
1783                         Mem_Free(buffer2);
1784                 }
1785         }
1786
1787         // draw 2D stuff
1788         if(!scr_con_current && !(key_consoleactive & KEY_CONSOLEACTIVE_FORCED))
1789                 if ((key_dest == key_game || key_dest == key_message) && !r_letterbox.value)
1790                         Con_DrawNotify ();      // only draw notify in game
1791
1792         if (cls.signon == SIGNONS)
1793         {
1794                 SCR_DrawNet ();
1795                 SCR_DrawTurtle ();
1796                 SCR_DrawPause ();
1797                 if (!r_letterbox.value)
1798                         Sbar_Draw();
1799                 SHOWLMP_drawall();
1800                 SCR_CheckDrawCenterString();
1801         }
1802         SCR_DrawNetGraph ();
1803         MR_Draw();
1804         CL_DrawVideo();
1805         R_Shadow_EditLights_DrawSelectedLightProperties();
1806
1807         SCR_DrawConsole();
1808
1809         SCR_DrawBrand();
1810
1811         SCR_DrawInfobar();
1812
1813         SCR_DrawTouchscreenOverlay();
1814
1815         if (r_timereport_active)
1816                 R_TimeReport("2d");
1817
1818         R_TimeReport_EndFrame();
1819         R_TimeReport_BeginFrame();
1820         Sbar_ShowFPS();
1821
1822         DrawQ_Finish();
1823
1824         R_DrawGamma();
1825
1826         R_Mesh_Finish();
1827 }
1828
1829 typedef struct loadingscreenstack_s
1830 {
1831         struct loadingscreenstack_s *prev;
1832         char msg[MAX_QPATH];
1833         float absolute_loading_amount_min; // this corresponds to relative completion 0 of this item
1834         float absolute_loading_amount_len; // this corresponds to relative completion 1 of this item
1835         float relative_completion; // 0 .. 1
1836 }
1837 loadingscreenstack_t;
1838 static loadingscreenstack_t *loadingscreenstack = NULL;
1839 static qboolean loadingscreendone = false;
1840 static qboolean loadingscreencleared = false;
1841 static float loadingscreenheight = 0;
1842 rtexture_t *loadingscreentexture = NULL;
1843 static float loadingscreentexture_vertex3f[12];
1844 static float loadingscreentexture_texcoord2f[8];
1845 static int loadingscreenpic_number = 0;
1846
1847 static void SCR_ClearLoadingScreenTexture(void)
1848 {
1849         if(loadingscreentexture)
1850                 R_FreeTexture(loadingscreentexture);
1851         loadingscreentexture = NULL;
1852 }
1853
1854 extern rtexturepool_t *r_main_texturepool;
1855 static void SCR_SetLoadingScreenTexture(void)
1856 {
1857         int w, h;
1858         float loadingscreentexture_w;
1859         float loadingscreentexture_h;
1860
1861         SCR_ClearLoadingScreenTexture();
1862
1863         if (vid.support.arb_texture_non_power_of_two)
1864         {
1865                 w = vid.width; h = vid.height;
1866                 loadingscreentexture_w = loadingscreentexture_h = 1;
1867         }
1868         else
1869         {
1870                 w = CeilPowerOf2(vid.width); h = CeilPowerOf2(vid.height);
1871                 loadingscreentexture_w = vid.width / (float) w;
1872                 loadingscreentexture_h = vid.height / (float) h;
1873         }
1874
1875         loadingscreentexture = R_LoadTexture2D(r_main_texturepool, "loadingscreentexture", w, h, NULL, TEXTYPE_COLORBUFFER, TEXF_RENDERTARGET | TEXF_FORCENEAREST | TEXF_CLAMP, -1, NULL);
1876         R_Mesh_CopyToTexture(loadingscreentexture, 0, 0, 0, 0, vid.width, vid.height);
1877
1878         loadingscreentexture_vertex3f[2] = loadingscreentexture_vertex3f[5] = loadingscreentexture_vertex3f[8] = loadingscreentexture_vertex3f[11] = 0;
1879         loadingscreentexture_vertex3f[0] = loadingscreentexture_vertex3f[9] = 0;
1880         loadingscreentexture_vertex3f[1] = loadingscreentexture_vertex3f[4] = 0;
1881         loadingscreentexture_vertex3f[3] = loadingscreentexture_vertex3f[6] = vid_conwidth.integer;
1882         loadingscreentexture_vertex3f[7] = loadingscreentexture_vertex3f[10] = vid_conheight.integer;
1883         loadingscreentexture_texcoord2f[0] = 0;loadingscreentexture_texcoord2f[1] = loadingscreentexture_h;
1884         loadingscreentexture_texcoord2f[2] = loadingscreentexture_w;loadingscreentexture_texcoord2f[3] = loadingscreentexture_h;
1885         loadingscreentexture_texcoord2f[4] = loadingscreentexture_w;loadingscreentexture_texcoord2f[5] = 0;
1886         loadingscreentexture_texcoord2f[6] = 0;loadingscreentexture_texcoord2f[7] = 0;
1887 }
1888
1889 void SCR_UpdateLoadingScreenIfShown(void)
1890 {
1891         if(loadingscreendone)
1892                 SCR_UpdateLoadingScreen(loadingscreencleared, false);
1893 }
1894
1895 void SCR_PushLoadingScreen (qboolean redraw, const char *msg, float len_in_parent)
1896 {
1897         loadingscreenstack_t *s = (loadingscreenstack_t *) Z_Malloc(sizeof(loadingscreenstack_t));
1898         s->prev = loadingscreenstack;
1899         loadingscreenstack = s;
1900
1901         strlcpy(s->msg, msg, sizeof(s->msg));
1902         s->relative_completion = 0;
1903
1904         if(s->prev)
1905         {
1906                 s->absolute_loading_amount_min = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len * s->prev->relative_completion;
1907                 s->absolute_loading_amount_len = s->prev->absolute_loading_amount_len * len_in_parent;
1908                 if(s->absolute_loading_amount_len > s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min)
1909                         s->absolute_loading_amount_len = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min;
1910         }
1911         else
1912         {
1913                 s->absolute_loading_amount_min = 0;
1914                 s->absolute_loading_amount_len = 1;
1915         }
1916
1917         if(redraw)
1918                 SCR_UpdateLoadingScreenIfShown();
1919 }
1920
1921 void SCR_PopLoadingScreen (qboolean redraw)
1922 {
1923         loadingscreenstack_t *s = loadingscreenstack;
1924
1925         if(!s)
1926         {
1927                 Con_DPrintf("Popping a loading screen item from an empty stack!\n");
1928                 return;
1929         }
1930
1931         loadingscreenstack = s->prev;
1932         if(s->prev)
1933                 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;
1934         Z_Free(s);
1935
1936         if(redraw)
1937                 SCR_UpdateLoadingScreenIfShown();
1938 }
1939
1940 void SCR_ClearLoadingScreen (qboolean redraw)
1941 {
1942         while(loadingscreenstack)
1943                 SCR_PopLoadingScreen(redraw && !loadingscreenstack->prev);
1944 }
1945
1946 static float SCR_DrawLoadingStack_r(loadingscreenstack_t *s, float y, float size)
1947 {
1948         float x;
1949         size_t len;
1950         float total;
1951
1952         total = 0;
1953 #if 0
1954         if(s)
1955         {
1956                 total += SCR_DrawLoadingStack_r(s->prev, y, 8);
1957                 y -= total;
1958                 if(!s->prev || strcmp(s->msg, s->prev->msg))
1959                 {
1960                         len = strlen(s->msg);
1961                         x = (vid_conwidth.integer - DrawQ_TextWidth(s->msg, len, size, size, true, FONT_INFOBAR)) / 2;
1962                         y -= size;
1963                         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
1964                         DrawQ_String(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
1965                         total += size;
1966                 }
1967         }
1968 #else
1969         if(s)
1970         {
1971                 len = strlen(s->msg);
1972                 x = (vid_conwidth.integer - DrawQ_TextWidth(s->msg, len, size, size, true, FONT_INFOBAR)) / 2;
1973                 y -= size;
1974                 DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
1975                 DrawQ_String(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
1976                 total += size;
1977         }
1978 #endif
1979         return total;
1980 }
1981
1982 static void SCR_DrawLoadingStack(void)
1983 {
1984         float verts[12];
1985         float colors[16];
1986
1987         loadingscreenheight = SCR_DrawLoadingStack_r(loadingscreenstack, vid_conheight.integer, scr_loadingscreen_barheight.value);
1988         if(loadingscreenstack)
1989         {
1990                 // height = 32; // sorry, using the actual one is ugly
1991                 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
1992                 GL_DepthRange(0, 1);
1993                 GL_PolygonOffset(0, 0);
1994                 GL_DepthTest(false);
1995 //              R_Mesh_ResetTextureState();
1996                 verts[2] = verts[5] = verts[8] = verts[11] = 0;
1997                 verts[0] = verts[9] = 0;
1998                 verts[1] = verts[4] = vid_conheight.integer - scr_loadingscreen_barheight.value;
1999                 verts[3] = verts[6] = vid_conwidth.integer * loadingscreenstack->absolute_loading_amount_min;
2000                 verts[7] = verts[10] = vid_conheight.integer;
2001
2002 #if _MSC_VER >= 1400
2003 #define sscanf sscanf_s
2004 #endif
2005                 //                                        ^^^^^^^^^^ blue component
2006                 //                              ^^^^^^ bottom row
2007                 //          ^^^^^^^^^^^^ alpha is always on
2008                 colors[0] = 0; colors[1] = 0; colors[2] = 0; colors[3] = 1;
2009                 colors[4] = 0; colors[5] = 0; colors[6] = 0; colors[7] = 1;
2010                 sscanf(scr_loadingscreen_barcolor.string, "%f %f %f", &colors[8], &colors[9], &colors[10]); colors[11] = 1;
2011                 sscanf(scr_loadingscreen_barcolor.string, "%f %f %f", &colors[12], &colors[13], &colors[14]);  colors[15] = 1;
2012
2013                 R_Mesh_PrepareVertices_Generic_Arrays(4, verts, colors, NULL);
2014                 R_SetupShader_Generic_NoTexture(true, true);
2015                 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
2016
2017                 // make sure everything is cleared, including the progress indicator
2018                 if(loadingscreenheight < 8)
2019                         loadingscreenheight = 8;
2020         }
2021 }
2022
2023 static cachepic_t *loadingscreenpic;
2024 static float loadingscreenpic_vertex3f[12];
2025 static float loadingscreenpic_texcoord2f[8];
2026
2027 static void SCR_DrawLoadingScreen_SharedSetup (qboolean clear)
2028 {
2029         r_viewport_t viewport;
2030         float x, y, w, h, sw, sh, f;
2031         char vabuf[1024];
2032         // release mouse grab while loading
2033         if (!vid.fullscreen)
2034                 VID_SetMouse(false, false, false);
2035 //      CHECKGLERROR
2036         r_refdef.draw2dstage = true;
2037         R_Viewport_InitOrtho(&viewport, &identitymatrix, 0, 0, vid.width, vid.height, 0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100, NULL);
2038         R_Mesh_SetRenderTargets(0, NULL, NULL, NULL, NULL, NULL);
2039         R_SetViewport(&viewport);
2040         GL_ColorMask(1,1,1,1);
2041         // when starting up a new video mode, make sure the screen is cleared to black
2042         if (clear || loadingscreentexture)
2043                 GL_Clear(GL_COLOR_BUFFER_BIT, NULL, 1.0f, 0);
2044         R_Textures_Frame();
2045         R_Mesh_Start();
2046         R_EntityMatrix(&identitymatrix);
2047         // draw the loading plaque
2048         loadingscreenpic = Draw_CachePic_Flags (loadingscreenpic_number ? va(vabuf, sizeof(vabuf), "gfx/loading%d", loadingscreenpic_number+1) : "gfx/loading", loadingscreenpic_number ? CACHEPICFLAG_NOTPERSISTENT : 0);
2049
2050         w = loadingscreenpic->width;
2051         h = loadingscreenpic->height;
2052
2053         // apply scale
2054         w *= scr_loadingscreen_scale.value;
2055         h *= scr_loadingscreen_scale.value;
2056
2057         // apply scale base
2058         if(scr_loadingscreen_scale_base.integer)
2059         {
2060                 w *= vid_conwidth.integer / (float) vid.width;
2061                 h *= vid_conheight.integer / (float) vid.height;
2062         }
2063
2064         // apply scale limit
2065         sw = w / vid_conwidth.integer;
2066         sh = h / vid_conheight.integer;
2067         f = 1;
2068         switch(scr_loadingscreen_scale_limit.integer)
2069         {
2070                 case 1:
2071                         f = max(sw, sh);
2072                         break;
2073                 case 2:
2074                         f = min(sw, sh);
2075                         break;
2076                 case 3:
2077                         f = sw;
2078                         break;
2079                 case 4:
2080                         f = sh;
2081                         break;
2082         }
2083         if(f > 1)
2084         {
2085                 w /= f;
2086                 h /= f;
2087         }
2088
2089         x = (vid_conwidth.integer - w)/2;
2090         y = (vid_conheight.integer - h)/2;
2091         loadingscreenpic_vertex3f[2] = loadingscreenpic_vertex3f[5] = loadingscreenpic_vertex3f[8] = loadingscreenpic_vertex3f[11] = 0;
2092         loadingscreenpic_vertex3f[0] = loadingscreenpic_vertex3f[9] = x;
2093         loadingscreenpic_vertex3f[1] = loadingscreenpic_vertex3f[4] = y;
2094         loadingscreenpic_vertex3f[3] = loadingscreenpic_vertex3f[6] = x + w;
2095         loadingscreenpic_vertex3f[7] = loadingscreenpic_vertex3f[10] = y + h;
2096         loadingscreenpic_texcoord2f[0] = 0;loadingscreenpic_texcoord2f[1] = 0;
2097         loadingscreenpic_texcoord2f[2] = 1;loadingscreenpic_texcoord2f[3] = 0;
2098         loadingscreenpic_texcoord2f[4] = 1;loadingscreenpic_texcoord2f[5] = 1;
2099         loadingscreenpic_texcoord2f[6] = 0;loadingscreenpic_texcoord2f[7] = 1;
2100 }
2101
2102 static void SCR_DrawLoadingScreen (qboolean clear)
2103 {
2104         // we only need to draw the image if it isn't already there
2105         GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
2106         GL_DepthRange(0, 1);
2107         GL_PolygonOffset(0, 0);
2108         GL_DepthTest(false);
2109 //      R_Mesh_ResetTextureState();
2110         GL_Color(1,1,1,1);
2111         if(loadingscreentexture)
2112         {
2113                 R_Mesh_PrepareVertices_Generic_Arrays(4, loadingscreentexture_vertex3f, NULL, loadingscreentexture_texcoord2f);
2114                 R_SetupShader_Generic(loadingscreentexture, NULL, GL_MODULATE, 1, true, true, true);
2115                 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
2116         }
2117         R_Mesh_PrepareVertices_Generic_Arrays(4, loadingscreenpic_vertex3f, NULL, loadingscreenpic_texcoord2f);
2118         R_SetupShader_Generic(Draw_GetPicTexture(loadingscreenpic), NULL, GL_MODULATE, 1, true, true, false);
2119         R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
2120         SCR_DrawLoadingStack();
2121 }
2122
2123 static void SCR_DrawLoadingScreen_SharedFinish (qboolean clear)
2124 {
2125         R_Mesh_Finish();
2126         // refresh
2127         VID_Finish();
2128 }
2129
2130 void SCR_UpdateLoadingScreen (qboolean clear, qboolean startup)
2131 {
2132         keydest_t       old_key_dest;
2133         int                     old_key_consoleactive;
2134
2135         // don't do anything if not initialized yet
2136         if (vid_hidden || cls.state == ca_dedicated)
2137                 return;
2138
2139         if(!scr_loadingscreen_background.integer)
2140                 clear = true;
2141
2142         if(loadingscreendone)
2143                 clear |= loadingscreencleared;
2144
2145         if(!loadingscreendone)
2146         {
2147                 if(startup && scr_loadingscreen_firstforstartup.integer)
2148                         loadingscreenpic_number = 0;
2149                 else if(scr_loadingscreen_firstforstartup.integer)
2150                         if(scr_loadingscreen_count.integer > 1)
2151                                 loadingscreenpic_number = rand() % (scr_loadingscreen_count.integer - 1) + 1;
2152                         else
2153                                 loadingscreenpic_number = 0;
2154                 else
2155                         loadingscreenpic_number = rand() % (scr_loadingscreen_count.integer > 1 ? scr_loadingscreen_count.integer : 1);
2156         }
2157
2158         if(clear)
2159                 SCR_ClearLoadingScreenTexture();
2160         else if(!loadingscreendone)
2161                 SCR_SetLoadingScreenTexture();
2162
2163         if(!loadingscreendone)
2164         {
2165                 loadingscreendone = true;
2166                 loadingscreenheight = 0;
2167         }
2168         loadingscreencleared = clear;
2169
2170 #ifdef USE_GLES2
2171         SCR_DrawLoadingScreen_SharedSetup(clear);
2172         SCR_DrawLoadingScreen(clear);
2173 #else
2174         if (qglDrawBuffer)
2175                 qglDrawBuffer(GL_BACK);
2176         SCR_DrawLoadingScreen_SharedSetup(clear);
2177         if (vid.stereobuffer)
2178         {
2179                 qglDrawBuffer(GL_BACK_LEFT);
2180                 SCR_DrawLoadingScreen(clear);
2181                 qglDrawBuffer(GL_BACK_RIGHT);
2182                 SCR_DrawLoadingScreen(clear);
2183         }
2184         else
2185         {
2186                 if (qglDrawBuffer)
2187                         qglDrawBuffer(GL_BACK);
2188                 SCR_DrawLoadingScreen(clear);
2189         }
2190 #endif
2191         SCR_DrawLoadingScreen_SharedFinish(clear);
2192
2193         // this goes into the event loop, and should prevent unresponsive cursor on vista
2194         old_key_dest = key_dest;
2195         old_key_consoleactive = key_consoleactive;
2196         key_dest = key_void;
2197         key_consoleactive = false;
2198         Key_EventQueue_Block(); Sys_SendKeyEvents();
2199         key_dest = old_key_dest;
2200         key_consoleactive = old_key_consoleactive;
2201 }
2202
2203 qboolean R_Stereo_ColorMasking(void)
2204 {
2205         return r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer;
2206 }
2207
2208 qboolean R_Stereo_Active(void)
2209 {
2210         return (vid.stereobuffer || r_stereo_sidebyside.integer || r_stereo_horizontal.integer || r_stereo_vertical.integer || R_Stereo_ColorMasking());
2211 }
2212
2213 extern cvar_t cl_minfps;
2214 extern cvar_t cl_minfps_fade;
2215 extern cvar_t cl_minfps_qualitymax;
2216 extern cvar_t cl_minfps_qualitymin;
2217 extern cvar_t cl_minfps_qualitymultiply;
2218 extern cvar_t cl_minfps_qualityhysteresis;
2219 extern cvar_t cl_minfps_qualitystepmax;
2220 extern cvar_t cl_minfps_force;
2221 static double cl_updatescreen_quality = 1;
2222 void CL_UpdateScreen(void)
2223 {
2224         vec3_t vieworigin;
2225         static double drawscreenstart = 0.0;
2226         double drawscreendelta;
2227         float conwidth, conheight;
2228         r_viewport_t viewport;
2229
2230         if(drawscreenstart)
2231         {
2232                 drawscreendelta = Sys_DirtyTime() - drawscreenstart;
2233                 if (cl_minfps.value > 0 && (cl_minfps_force.integer || !(cls.timedemo || (cls.capturevideo.active && !cls.capturevideo.realtime))) && drawscreendelta >= 0 && drawscreendelta < 60)
2234                 {
2235                         // quality adjustment according to render time
2236                         double actualframetime;
2237                         double targetframetime;
2238                         double adjust;
2239                         double f;
2240                         double h;
2241
2242                         // fade lastdrawscreentime
2243                         r_refdef.lastdrawscreentime += (drawscreendelta - r_refdef.lastdrawscreentime) * cl_minfps_fade.value;
2244
2245                         // find actual and target frame times
2246                         actualframetime = r_refdef.lastdrawscreentime;
2247                         targetframetime = (1.0 / cl_minfps.value);
2248
2249                         // we scale hysteresis by quality
2250                         h = cl_updatescreen_quality * cl_minfps_qualityhysteresis.value;
2251
2252                         // calculate adjustment assuming linearity
2253                         f = cl_updatescreen_quality / actualframetime * cl_minfps_qualitymultiply.value;
2254                         adjust = (targetframetime - actualframetime) * f;
2255
2256                         // one sided hysteresis
2257                         if(adjust > 0)
2258                                 adjust = max(0, adjust - h);
2259
2260                         // adjust > 0 if:
2261                         //   (targetframetime - actualframetime) * f > h
2262                         //   ((1.0 / cl_minfps.value) - actualframetime) * (cl_updatescreen_quality / actualframetime * cl_minfps_qualitymultiply.value) > (cl_updatescreen_quality * cl_minfps_qualityhysteresis.value)
2263                         //   ((1.0 / cl_minfps.value) - actualframetime) * (cl_minfps_qualitymultiply.value / actualframetime) > cl_minfps_qualityhysteresis.value
2264                         //   (1.0 / cl_minfps.value) * (cl_minfps_qualitymultiply.value / actualframetime) - cl_minfps_qualitymultiply.value > cl_minfps_qualityhysteresis.value
2265                         //   (1.0 / cl_minfps.value) * (cl_minfps_qualitymultiply.value / actualframetime) > cl_minfps_qualityhysteresis.value + cl_minfps_qualitymultiply.value
2266                         //   (1.0 / cl_minfps.value) / actualframetime > (cl_minfps_qualityhysteresis.value + cl_minfps_qualitymultiply.value) / cl_minfps_qualitymultiply.value
2267                         //   (1.0 / cl_minfps.value) / actualframetime > 1.0 + cl_minfps_qualityhysteresis.value / cl_minfps_qualitymultiply.value
2268                         //   cl_minfps.value * actualframetime < 1.0 / (1.0 + cl_minfps_qualityhysteresis.value / cl_minfps_qualitymultiply.value)
2269                         //   actualframetime < 1.0 / cl_minfps.value / (1.0 + cl_minfps_qualityhysteresis.value / cl_minfps_qualitymultiply.value)
2270                         //   actualfps > cl_minfps.value * (1.0 + cl_minfps_qualityhysteresis.value / cl_minfps_qualitymultiply.value)
2271
2272                         // adjust < 0 if:
2273                         //   (targetframetime - actualframetime) * f < 0
2274                         //   ((1.0 / cl_minfps.value) - actualframetime) * (cl_updatescreen_quality / actualframetime * cl_minfps_qualitymultiply.value) < 0
2275                         //   ((1.0 / cl_minfps.value) - actualframetime) < 0
2276                         //   -actualframetime) < -(1.0 / cl_minfps.value)
2277                         //   actualfps < cl_minfps.value
2278
2279                         /*
2280                         Con_Printf("adjust UP if fps > %f, adjust DOWN if fps < %f\n",
2281                                         cl_minfps.value * (1.0 + cl_minfps_qualityhysteresis.value / cl_minfps_qualitymultiply.value),
2282                                         cl_minfps.value);
2283                         */
2284
2285                         // don't adjust too much at once
2286                         adjust = bound(-cl_minfps_qualitystepmax.value, adjust, cl_minfps_qualitystepmax.value);
2287
2288                         // adjust!
2289                         cl_updatescreen_quality += adjust;
2290                         cl_updatescreen_quality = bound(max(0.01, cl_minfps_qualitymin.value), cl_updatescreen_quality, cl_minfps_qualitymax.value);
2291                 }
2292                 else
2293                 {
2294                         cl_updatescreen_quality = 1;
2295                         r_refdef.lastdrawscreentime = 0;
2296                 }
2297         }
2298
2299         drawscreenstart = Sys_DirtyTime();
2300
2301         Sbar_ShowFPS_Update();
2302
2303         if (!scr_initialized || !con_initialized || !scr_refresh.integer)
2304                 return;                         // not initialized yet
2305
2306         loadingscreendone = false;
2307
2308         if(gamemode == GAME_NEXUIZ || gamemode == GAME_XONOTIC)
2309         {
2310                 // play a bit with the palette (experimental)
2311                 palette_rgb_pantscolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 0.0f*M_PI/3.0f));
2312                 palette_rgb_pantscolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 2.0f*M_PI/3.0f));
2313                 palette_rgb_pantscolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 4.0f*M_PI/3.0f));
2314                 palette_rgb_shirtcolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 5.0f*M_PI/3.0f));
2315                 palette_rgb_shirtcolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 3.0f*M_PI/3.0f));
2316                 palette_rgb_shirtcolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 1.0f*M_PI/3.0f));
2317                 memcpy(palette_rgb_pantsscoreboard[15], palette_rgb_pantscolormap[15], sizeof(*palette_rgb_pantscolormap));
2318                 memcpy(palette_rgb_shirtscoreboard[15], palette_rgb_shirtcolormap[15], sizeof(*palette_rgb_shirtcolormap));
2319         }
2320
2321         if (vid_hidden)
2322         {
2323                 VID_Finish();
2324                 return;
2325         }
2326
2327         conwidth = bound(160, vid_conwidth.value, 32768);
2328         conheight = bound(90, vid_conheight.value, 24576);
2329         if (vid_conwidth.value != conwidth)
2330                 Cvar_SetValue("vid_conwidth", conwidth);
2331         if (vid_conheight.value != conheight)
2332                 Cvar_SetValue("vid_conheight", conheight);
2333
2334         // bound viewsize
2335         if (scr_viewsize.value < 30)
2336                 Cvar_Set ("viewsize","30");
2337         if (scr_viewsize.value > 120)
2338                 Cvar_Set ("viewsize","120");
2339
2340         // bound field of view
2341         if (scr_fov.value < 1)
2342                 Cvar_Set ("fov","1");
2343         if (scr_fov.value > 170)
2344                 Cvar_Set ("fov","170");
2345
2346         // intermission is always full screen
2347         if (cl.intermission)
2348                 sb_lines = 0;
2349         else
2350         {
2351                 if (scr_viewsize.value >= 120)
2352                         sb_lines = 0;           // no status bar at all
2353                 else if (scr_viewsize.value >= 110)
2354                         sb_lines = 24;          // no inventory
2355                 else
2356                         sb_lines = 24+16+8;
2357         }
2358
2359         Matrix4x4_OriginFromMatrix(&r_refdef.view.matrix, vieworigin);
2360         R_HDR_UpdateIrisAdaptation(vieworigin);
2361
2362         r_refdef.view.colormask[0] = 1;
2363         r_refdef.view.colormask[1] = 1;
2364         r_refdef.view.colormask[2] = 1;
2365
2366         SCR_SetUpToDrawConsole();
2367
2368 #ifndef USE_GLES2
2369         if (qglDrawBuffer)
2370         {
2371                 CHECKGLERROR
2372                 qglDrawBuffer(GL_BACK);CHECKGLERROR
2373                 // set dithering mode
2374                 if (gl_dither.integer)
2375                 {
2376                         qglEnable(GL_DITHER);CHECKGLERROR
2377                 }
2378                 else
2379                 {
2380                         qglDisable(GL_DITHER);CHECKGLERROR
2381                 }
2382         }
2383 #endif
2384
2385         R_Viewport_InitOrtho(&viewport, &identitymatrix, 0, 0, vid.width, vid.height, 0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100, NULL);
2386         R_Mesh_SetRenderTargets(0, NULL, NULL, NULL, NULL, NULL);
2387         R_SetViewport(&viewport);
2388         GL_ScissorTest(false);
2389         GL_ColorMask(1,1,1,1);
2390         GL_DepthMask(true);
2391
2392         R_ClearScreen(false);
2393         r_refdef.view.clear = false;
2394         r_refdef.view.isoverlay = false;
2395
2396         // calculate r_refdef.view.quality
2397         r_refdef.view.quality = cl_updatescreen_quality;
2398
2399 #ifndef USE_GLES2
2400         if (qglPolygonStipple)
2401         {
2402                 if(scr_stipple.integer)
2403                 {
2404                         GLubyte stipple[128];
2405                         int i, s, width, parts;
2406                         static int frame = 0;
2407                         ++frame;
2408
2409                         s = scr_stipple.integer;
2410                         parts = (s & 007);
2411                         width = (s & 070) >> 3;
2412
2413                         qglEnable(GL_POLYGON_STIPPLE);CHECKGLERROR // 0x0B42
2414                         for(i = 0; i < 128; ++i)
2415                         {
2416                                 int line = i/4;
2417                                 stipple[i] = (((line >> width) + frame) & ((1 << parts) - 1)) ? 0x00 : 0xFF;
2418                         }
2419                         qglPolygonStipple(stipple);CHECKGLERROR
2420                 }
2421                 else
2422                 {
2423                         qglDisable(GL_POLYGON_STIPPLE);CHECKGLERROR
2424                 }
2425         }
2426 #endif
2427
2428 #ifndef USE_GLES2
2429         if (R_Stereo_Active())
2430         {
2431                 r_stereo_side = 0;
2432
2433                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2434                 {
2435                         r_refdef.view.colormask[0] = 1;
2436                         r_refdef.view.colormask[1] = 0;
2437                         r_refdef.view.colormask[2] = 0;
2438                 }
2439
2440                 if (vid.stereobuffer)
2441                         qglDrawBuffer(GL_BACK_RIGHT);
2442
2443                 SCR_DrawScreen();
2444
2445                 r_stereo_side = 1;
2446                 r_refdef.view.clear = true;
2447
2448                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2449                 {
2450                         r_refdef.view.colormask[0] = 0;
2451                         r_refdef.view.colormask[1] = r_stereo_redcyan.integer || r_stereo_redgreen.integer;
2452                         r_refdef.view.colormask[2] = r_stereo_redcyan.integer || r_stereo_redblue.integer;
2453                 }
2454
2455                 if (vid.stereobuffer)
2456                         qglDrawBuffer(GL_BACK_LEFT);
2457
2458                 SCR_DrawScreen();
2459         }
2460         else
2461 #endif
2462                 SCR_DrawScreen();
2463
2464         SCR_CaptureVideo();
2465
2466         if (qglFlush)
2467                 qglFlush(); // FIXME: should we really be using qglFlush here?
2468
2469         if (!vid_activewindow)
2470                 VID_SetMouse(false, false, false);
2471         else if (key_consoleactive)
2472                 VID_SetMouse(vid.fullscreen, false, false);
2473         else if (key_dest == key_menu_grabbed)
2474                 VID_SetMouse(true, vid_mouse.integer && !in_client_mouse && !vid_touchscreen.integer, !vid_touchscreen.integer);
2475         else if (key_dest == key_menu)
2476                 VID_SetMouse(vid.fullscreen, vid_mouse.integer && !in_client_mouse && !vid_touchscreen.integer, !vid_touchscreen.integer);
2477         else
2478                 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);
2479
2480         VID_Finish();
2481 }
2482
2483 void CL_Screen_NewMap(void)
2484 {
2485 }