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"};
  19 cvar_t scr_conbrightness = {CVAR_SAVE, "scr_conbrightness", "1", "brightness of console background (0 = black, 1 = image)"};
  20 cvar_t scr_conforcewhiledisconnected = {0, "scr_conforcewhiledisconnected", "1", "forces fullscreen console while disconnected"};
  21 cvar_t scr_menuforcewhiledisconnected = {0, "scr_menuforcewhiledisconnected", "0", "forces menu while disconnected"};
  22 cvar_t scr_centertime = {0, "scr_centertime","2", "how long centerprint messages show"};
  23 cvar_t scr_showram = {CVAR_SAVE, "showram","1", "show ram icon if low on surface cache memory (not used)"};
  24 cvar_t scr_showturtle = {CVAR_SAVE, "showturtle","0", "show turtle icon when framerate is too low"};
  25 cvar_t scr_showpause = {CVAR_SAVE, "showpause","1", "show pause icon when game is paused"};
  26 cvar_t scr_showbrand = {0, "showbrand","0", "shows gfx/brand.tga in a corner of the screen (different values select different positions, including centered)"};
  27 cvar_t scr_printspeed = {0, "scr_printspeed","0", "speed of intermission printing (episode end texts), a value of 0 disables the slow printing"};
  28 cvar_t scr_loadingscreen_background = {0, "scr_loadingscreen_background","0", "show the last visible background during loading screen (costs one screenful of video memory)"};
  29 cvar_t vid_conwidth = {CVAR_SAVE, "vid_conwidth", "640", "virtual width of 2D graphics system"};
  30 cvar_t vid_conheight = {CVAR_SAVE, "vid_conheight", "480", "virtual height of 2D graphics system"};
  31 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)"};
  32 cvar_t scr_screenshot_jpeg = {CVAR_SAVE, "scr_screenshot_jpeg","1", "save jpeg instead of targa"};
  33 cvar_t scr_screenshot_jpeg_quality = {CVAR_SAVE, "scr_screenshot_jpeg_quality","0.9", "image quality of saved jpeg"};
  34 cvar_t scr_screenshot_png = {CVAR_SAVE, "scr_screenshot_png","0", "save png instead of targa"};
  35 cvar_t scr_screenshot_gammaboost = {CVAR_SAVE, "scr_screenshot_gammaboost","1", "gamma correction on saved screenshots and videos, 1.0 saves unmodified images"};
  36 cvar_t scr_screenshot_hwgamma = {CVAR_SAVE, "scr_screenshot_hwgamma","1", "apply the video gamma ramp to saved screenshots and videos"};
  37 // scr_screenshot_name is defined in fs.c
  38 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)"};
  39 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)"};
  40 cvar_t cl_capturevideo_width = {CVAR_SAVE, "cl_capturevideo_width", "0", "scales all frames to this resolution before saving the video"};
  41 cvar_t cl_capturevideo_height = {CVAR_SAVE, "cl_capturevideo_height", "0", "scales all frames to this resolution before saving the video"};
  42 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"};
  43 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)"};
  44 cvar_t cl_capturevideo_nameformat = {CVAR_SAVE, "cl_capturevideo_nameformat", "dpvideo", "prefix for saved videos (the date is encoded using strftime escapes)"};
  45 cvar_t cl_capturevideo_number = {CVAR_SAVE, "cl_capturevideo_number", "1", "number to append to video filename, incremented each time a capture begins"};
  46 cvar_t cl_capturevideo_ogg = {CVAR_SAVE, "cl_capturevideo_ogg", "1", "save captured video data as Ogg/Vorbis/Theora streams"};
  47 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)"};
  48 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)"};
  49 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)"};
  50 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)"};
  51 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)"};
  52 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"};
  53 cvar_t r_stereo_redgreen = {0, "r_stereo_redgreen", "0", "red/green anaglyph stereo glasses (for those who don't mind yellow)"};
  54 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)"};
  55 cvar_t scr_zoomwindow = {CVAR_SAVE, "scr_zoomwindow", "0", "displays a zoomed in overlay window"};
  56 cvar_t scr_zoomwindow_viewsizex = {CVAR_SAVE, "scr_zoomwindow_viewsizex", "20", "horizontal viewsize of zoom window"};
  57 cvar_t scr_zoomwindow_viewsizey = {CVAR_SAVE, "scr_zoomwindow_viewsizey", "20", "vertical viewsize of zoom window"};
  58 cvar_t scr_zoomwindow_fov = {CVAR_SAVE, "scr_zoomwindow_fov", "20", "fov of zoom window"};
  59 cvar_t scr_stipple = {0, "scr_stipple", "0", "interlacing-like stippling of the display"};
  60 cvar_t scr_refresh = {0, "scr_refresh", "1", "allows you to completely shut off rendering for benchmarking purposes"};
  61 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"};
  62 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)"};
  63 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)"};
  64 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"};
  65
  66 extern cvar_t v_glslgamma;
  67 extern cvar_t sbar_info_pos;
  68 #define WANT_SCREENSHOT_HWGAMMA (scr_screenshot_hwgamma.integer && vid_usinghwgamma)
  69
  70 int jpeg_supported = false;
  71
  72 qboolean        scr_initialized;                // ready to draw
  73
  74 float           scr_con_current;
  75 int                     scr_con_margin_bottom;
  76
  77 extern int      con_vislines;
  78
  79 static void SCR_ScreenShot_f (void);
  80 static void R_Envmap_f (void);
  81
  82 // backend
  83 void R_ClearScreen(qboolean fogcolor);
  84
  85 /*
  86 ===============================================================================
  87
  88 CENTER PRINTING
  89
  90 ===============================================================================
  91 */
  92
  93 char            scr_centerstring[MAX_INPUTLINE];
  94 float           scr_centertime_start;   // for slow victory printing
  95 float           scr_centertime_off;
  96 int                     scr_center_lines;
  97 int                     scr_erase_lines;
  98 int                     scr_erase_center;
  99 char        scr_infobarstring[MAX_INPUTLINE];
 100 float       scr_infobartime_off;
 101
 102 /*
 103 ==============
 104 SCR_CenterPrint
 105
 106 Called for important messages that should stay in the center of the screen
 107 for a few moments
 108 ==============
 109 */
 110 void SCR_CenterPrint(const char *str)
 111 {
 112         strlcpy (scr_centerstring, str, sizeof (scr_centerstring));
 113         scr_centertime_off = scr_centertime.value;
 114         scr_centertime_start = cl.time;
 115
 116 // count the number of lines for centering
 117         scr_center_lines = 1;
 118         while (*str)
 119         {
 120                 if (*str == '\n')
 121                         scr_center_lines++;
 122                 str++;
 123         }
 124 }
 125
 126
 127 void SCR_DrawCenterString (void)
 128 {
 129         char    *start;
 130         int             x, y;
 131         int             remaining;
 132         int             color;
 133
 134         if(cl.intermission == 2) // in finale,
 135                 if(sb_showscores) // make TAB hide the finale message (sb_showscores overrides finale in sbar.c)
 136                         return;
 137
 138         if(scr_centertime.value <= 0 && !cl.intermission)
 139                 return;
 140
 141 // the finale prints the characters one at a time, except if printspeed is an absurdly high value
 142         if (cl.intermission && scr_printspeed.value > 0 && scr_printspeed.value < 1000000)
 143                 remaining = (int)(scr_printspeed.value * (cl.time - scr_centertime_start));
 144         else
 145                 remaining = 9999;
 146
 147         scr_erase_center = 0;
 148         start = scr_centerstring;
 149
 150         if (remaining < 1)
 151                 return;
 152
 153         if (scr_center_lines <= 4)
 154                 y = (int)(vid_conheight.integer*0.35);
 155         else
 156                 y = 48;
 157
 158         color = -1;
 159         do
 160         {
 161                 // scan the number of characters on the line, not counting color codes
 162                 char *newline = strchr(start, '\n');
 163                 int l = newline ? (newline - start) : (int)strlen(start);
 164                 float width = DrawQ_TextWidth(start, l, 8, 8, false, FONT_CENTERPRINT);
 165
 166                 x = (int) (vid_conwidth.integer - width)/2;
 167                 if (l > 0)
 168                 {
 169                         if (remaining < l)
 170                                 l = remaining;
 171                         DrawQ_String(x, y, start, l, 8, 8, 1, 1, 1, 1, 0, &color, false, FONT_CENTERPRINT);
 172                         remaining -= l;
 173                         if (remaining <= 0)
 174                                 return;
 175                 }
 176                 y += 8;
 177
 178                 if (!newline)
 179                         break;
 180                 start = newline + 1; // skip the \n
 181         } while (1);
 182 }
 183
 184 void SCR_CheckDrawCenterString (void)
 185 {
 186         if (scr_center_lines > scr_erase_lines)
 187                 scr_erase_lines = scr_center_lines;
 188
 189         if (cl.time > cl.oldtime)
 190                 scr_centertime_off -= cl.time - cl.oldtime;
 191
 192         // don't draw if this is a normal stats-screen intermission,
 193         // only if it is not an intermission, or a finale intermission
 194         if (cl.intermission == 1)
 195                 return;
 196         if (scr_centertime_off <= 0 && !cl.intermission)
 197                 return;
 198         if (key_dest != key_game)
 199                 return;
 200
 201         SCR_DrawCenterString ();
 202 }
 203
 204 void SCR_DrawNetGraph_DrawGraph (int graphx, int graphy, int graphwidth, int graphheight, float graphscale, const char *label, float textsize, int packetcounter, netgraphitem_t *netgraph)
 205 {
 206         netgraphitem_t *graph;
 207         int j, x, y;
 208         int totalbytes = 0;
 209         char bytesstring[128];
 210         float g[NETGRAPH_PACKETS][6];
 211         float *a;
 212         float *b;
 213         DrawQ_Fill(graphx, graphy, graphwidth, graphheight + textsize * 2, 0, 0, 0, 0.5, 0);
 214         // draw the bar graph itself
 215         // advance the packet counter because it is the latest packet column being
 216         // built up and should come last
 217         packetcounter = (packetcounter + 1) % NETGRAPH_PACKETS;
 218         memset(g, 0, sizeof(g));
 219         for (j = 0;j < NETGRAPH_PACKETS;j++)
 220         {
 221                 graph = netgraph + j;
 222                 g[j][0] = 1.0f - 0.25f * (realtime - graph->time);
 223                 g[j][1] = 1.0f;
 224                 g[j][2] = 1.0f;
 225                 g[j][3] = 1.0f;
 226                 g[j][4] = 1.0f;
 227                 g[j][5] = 1.0f;
 228                 if (graph->unreliablebytes == NETGRAPH_LOSTPACKET)
 229                         g[j][1] = 0.00f;
 230                 else if (graph->unreliablebytes == NETGRAPH_CHOKEDPACKET)
 231                         g[j][2] = 0.96f;
 232                 else
 233                 {
 234                         g[j][3] = 1.0f    - graph->unreliablebytes * graphscale;
 235                         g[j][4] = g[j][3] - graph->reliablebytes   * graphscale;
 236                         g[j][5] = g[j][4] - graph->ackbytes        * graphscale;
 237                         // count bytes in the last second
 238                         if (realtime - graph->time < 1.0f)
 239                                 totalbytes += graph->unreliablebytes + graph->reliablebytes + graph->ackbytes;
 240                 }
 241                 g[j][1] = bound(0.0f, g[j][1], 1.0f);
 242                 g[j][2] = bound(0.0f, g[j][2], 1.0f);
 243                 g[j][3] = bound(0.0f, g[j][3], 1.0f);
 244                 g[j][4] = bound(0.0f, g[j][4], 1.0f);
 245                 g[j][5] = bound(0.0f, g[j][5], 1.0f);
 246         }
 247         // render the lines for the graph
 248         for (j = 0;j < NETGRAPH_PACKETS;j++)
 249         {
 250                 a = g[j];
 251                 b = g[(j+1)%NETGRAPH_PACKETS];
 252                 if (a[0] < 0.0f || b[0] > 1.0f || b[0] < a[0])
 253                         continue;
 254                 DrawQ_Line(0.0f, graphx + graphwidth * a[0], graphy + graphheight * a[2], graphx + graphwidth * b[0], graphy + graphheight * b[2], 1.0f, 1.0f, 0.0f, 1.0f, 0);
 255                 DrawQ_Line(0.0f, graphx + graphwidth * a[0], graphy + graphheight * a[1], graphx + graphwidth * b[0], graphy + graphheight * b[1], 1.0f, 0.0f, 0.0f, 1.0f, 0);
 256                 DrawQ_Line(0.0f, graphx + graphwidth * a[0], graphy + graphheight * a[5], graphx + graphwidth * b[0], graphy + graphheight * b[5], 0.0f, 1.0f, 0.0f, 1.0f, 0);
 257                 DrawQ_Line(0.0f, graphx + graphwidth * a[0], graphy + graphheight * a[4], graphx + graphwidth * b[0], graphy + graphheight * b[4], 1.0f, 1.0f, 1.0f, 1.0f, 0);
 258                 DrawQ_Line(0.0f, graphx + graphwidth * a[0], graphy + graphheight * a[3], graphx + graphwidth * b[0], graphy + graphheight * b[3], 1.0f, 0.5f, 0.0f, 1.0f, 0);
 259         }
 260         x = graphx;
 261         y = graphy + graphheight;
 262         dpsnprintf(bytesstring, sizeof(bytesstring), "%i", totalbytes);
 263         DrawQ_String(x, y, label      , 0, textsize, textsize, 1.0f, 1.0f, 1.0f, 1.0f, 0, NULL, false, FONT_DEFAULT);y += textsize;
 264         DrawQ_String(x, y, bytesstring, 0, textsize, textsize, 1.0f, 1.0f, 1.0f, 1.0f, 0, NULL, false, FONT_DEFAULT);y += textsize;
 265 }
 266
 267 /*
 268 ==============
 269 SCR_DrawNetGraph
 270 ==============
 271 */
 272 void SCR_DrawNetGraph (void)
 273 {
 274         int i, separator1, separator2, graphwidth, graphheight, netgraph_x, netgraph_y, textsize, index, netgraphsperrow;
 275         float graphscale;
 276         netconn_t *c;
 277
 278         if (cls.state != ca_connected)
 279                 return;
 280         if (!cls.netcon)
 281                 return;
 282         if (!shownetgraph.integer)
 283                 return;
 284
 285         separator1 = 2;
 286         separator2 = 4;
 287         textsize = 8;
 288         graphwidth = 120;
 289         graphheight = 70;
 290         graphscale = 1.0f / 1500.0f;
 291
 292         netgraphsperrow = (vid_conwidth.integer + separator2) / (graphwidth * 2 + separator1 + separator2);
 293         netgraphsperrow = max(netgraphsperrow, 1);
 294
 295         index = 0;
 296         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (graphwidth * 2 + separator1 + separator2);
 297         netgraph_y = (vid_conheight.integer - 48 - sbar_info_pos.integer + separator2) - (1 + (index / netgraphsperrow)) * (graphheight + textsize + separator2);
 298         c = cls.netcon;
 299         SCR_DrawNetGraph_DrawGraph(netgraph_x                          , netgraph_y, graphwidth, graphheight, graphscale, "incoming", textsize, c->incoming_packetcounter, c->incoming_netgraph);
 300         SCR_DrawNetGraph_DrawGraph(netgraph_x + graphwidth + separator1, netgraph_y, graphwidth, graphheight, graphscale, "outgoing", textsize, c->outgoing_packetcounter, c->outgoing_netgraph);
 301         index++;
 302
 303         if (sv.active && shownetgraph.integer >= 2)
 304         {
 305                 for (i = 0;i < svs.maxclients;i++)
 306                 {
 307                         c = svs.clients[i].netconnection;
 308                         if (!c)
 309                                 continue;
 310                         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (graphwidth * 2 + separator1 + separator2);
 311                         netgraph_y = (vid_conheight.integer - 48 + separator2) - (1 + (index / netgraphsperrow)) * (graphheight + textsize + separator2);
 312                         SCR_DrawNetGraph_DrawGraph(netgraph_x                          , netgraph_y, graphwidth, graphheight, graphscale, va("%s", svs.clients[i].name), textsize, c->outgoing_packetcounter, c->outgoing_netgraph);
 313                         SCR_DrawNetGraph_DrawGraph(netgraph_x + graphwidth + separator1, netgraph_y, graphwidth, graphheight, graphscale, ""                           , textsize, c->incoming_packetcounter, c->incoming_netgraph);
 314                         index++;
 315                 }
 316         }
 317 }
 318
 319 /*
 320 ==============
 321 SCR_DrawTurtle
 322 ==============
 323 */
 324 void SCR_DrawTurtle (void)
 325 {
 326         static int      count;
 327
 328         if (cls.state != ca_connected)
 329                 return;
 330
 331         if (!scr_showturtle.integer)
 332                 return;
 333
 334         if (cl.realframetime < 0.1)
 335         {
 336                 count = 0;
 337                 return;
 338         }
 339
 340         count++;
 341         if (count < 3)
 342                 return;
 343
 344         DrawQ_Pic (0, 0, Draw_CachePic ("gfx/turtle"), 0, 0, 1, 1, 1, 1, 0);
 345 }
 346
 347 /*
 348 ==============
 349 SCR_DrawNet
 350 ==============
 351 */
 352 void SCR_DrawNet (void)
 353 {
 354         if (cls.state != ca_connected)
 355                 return;
 356         if (realtime - cl.last_received_message < 0.3)
 357                 return;
 358         if (cls.demoplayback)
 359                 return;
 360
 361         DrawQ_Pic (64, 0, Draw_CachePic ("gfx/net"), 0, 0, 1, 1, 1, 1, 0);
 362 }
 363
 364 /*
 365 ==============
 366 DrawPause
 367 ==============
 368 */
 369 void SCR_DrawPause (void)
 370 {
 371         cachepic_t      *pic;
 372
 373         if (cls.state != ca_connected)
 374                 return;
 375
 376         if (!scr_showpause.integer)             // turn off for screenshots
 377                 return;
 378
 379         if (!cl.paused)
 380                 return;
 381
 382         pic = Draw_CachePic ("gfx/pause");
 383         DrawQ_Pic ((vid_conwidth.integer - pic->width)/2, (vid_conheight.integer - pic->height)/2, pic, 0, 0, 1, 1, 1, 1, 0);
 384 }
 385
 386 /*
 387 ==============
 388 SCR_DrawBrand
 389 ==============
 390 */
 391 void SCR_DrawBrand (void)
 392 {
 393         cachepic_t      *pic;
 394         float           x, y;
 395
 396         if (!scr_showbrand.value)
 397                 return;
 398
 399         pic = Draw_CachePic ("gfx/brand");
 400
 401         switch ((int)scr_showbrand.value)
 402         {
 403         case 1: // bottom left
 404                 x = 0;
 405                 y = vid_conheight.integer - pic->height;
 406                 break;
 407         case 2: // bottom centre
 408                 x = (vid_conwidth.integer - pic->width) / 2;
 409                 y = vid_conheight.integer - pic->height;
 410                 break;
 411         case 3: // bottom right
 412                 x = vid_conwidth.integer - pic->width;
 413                 y = vid_conheight.integer - pic->height;
 414                 break;
 415         case 4: // centre right
 416                 x = vid_conwidth.integer - pic->width;
 417                 y = (vid_conheight.integer - pic->height) / 2;
 418                 break;
 419         case 5: // top right
 420                 x = vid_conwidth.integer - pic->width;
 421                 y = 0;
 422                 break;
 423         case 6: // top centre
 424                 x = (vid_conwidth.integer - pic->width) / 2;
 425                 y = 0;
 426                 break;
 427         case 7: // top left
 428                 x = 0;
 429                 y = 0;
 430                 break;
 431         case 8: // centre left
 432                 x = 0;
 433                 y = (vid_conheight.integer - pic->height) / 2;
 434                 break;
 435         default:
 436                 return;
 437         }
 438
 439         DrawQ_Pic (x, y, pic, 0, 0, 1, 1, 1, 1, 0);
 440 }
 441
 442 /*
 443 ==============
 444 SCR_DrawQWDownload
 445 ==============
 446 */
 447 static int SCR_DrawQWDownload(int offset)
 448 {
 449         // sync with SCR_InfobarHeight
 450         int len;
 451         float x, y;
 452         float size = 8;
 453         char temp[256];
 454
 455         if (!cls.qw_downloadname[0])
 456         {
 457                 cls.qw_downloadspeedrate = 0;
 458                 cls.qw_downloadspeedtime = realtime;
 459                 cls.qw_downloadspeedcount = 0;
 460                 return 0;
 461         }
 462         if (realtime >= cls.qw_downloadspeedtime + 1)
 463         {
 464                 cls.qw_downloadspeedrate = cls.qw_downloadspeedcount;
 465                 cls.qw_downloadspeedtime = realtime;
 466                 cls.qw_downloadspeedcount = 0;
 467         }
 468         if (cls.protocol == PROTOCOL_QUAKEWORLD)
 469                 dpsnprintf(temp, sizeof(temp), "Downloading %s %3i%% (%i) at %i bytes/s\n", cls.qw_downloadname, cls.qw_downloadpercent, cls.qw_downloadmemorycursize, cls.qw_downloadspeedrate);
 470         else
 471                 dpsnprintf(temp, sizeof(temp), "Downloading %s %3i%% (%i/%i) at %i bytes/s\n", cls.qw_downloadname, cls.qw_downloadpercent, cls.qw_downloadmemorycursize, cls.qw_downloadmemorymaxsize, cls.qw_downloadspeedrate);
 472         len = (int)strlen(temp);
 473         x = (vid_conwidth.integer - DrawQ_TextWidth(temp, len, size, size, true, FONT_INFOBAR)) / 2;
 474         y = vid_conheight.integer - size - offset;
 475         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
 476         DrawQ_String(x, y, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
 477         return 8;
 478 }
 479 /*
 480 ==============
 481 SCR_DrawInfobarString
 482 ==============
 483 */
 484 static int SCR_DrawInfobarString(int offset)
 485 {
 486         int len;
 487         float x, y;
 488         float size = 8;
 489
 490         len = (int)strlen(scr_infobarstring);
 491         x = (vid_conwidth.integer - DrawQ_TextWidth(scr_infobarstring, len, size, size, false, FONT_INFOBAR)) / 2;
 492         y = vid_conheight.integer - size - offset;
 493         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
 494         DrawQ_String(x, y, scr_infobarstring, len, size, size, 1, 1, 1, 1, 0, NULL, false, FONT_INFOBAR);
 495         return 8;
 496 }
 497
 498 /*
 499 ==============
 500 SCR_DrawCurlDownload
 501 ==============
 502 */
 503 static int SCR_DrawCurlDownload(int offset)
 504 {
 505         // sync with SCR_InfobarHeight
 506         int len;
 507         int nDownloads;
 508         int i;
 509         float x, y;
 510         float size = 8;
 511         Curl_downloadinfo_t *downinfo;
 512         char temp[256];
 513         const char *addinfo;
 514
 515         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo);
 516         if(!downinfo)
 517                 return 0;
 518
 519         y = vid_conheight.integer - size * nDownloads - offset;
 520
 521         if(addinfo)
 522         {
 523                 len = (int)strlen(addinfo);
 524                 x = (vid_conwidth.integer - DrawQ_TextWidth(addinfo, len, size, size, true, FONT_INFOBAR)) / 2;
 525                 DrawQ_Fill(0, y - size, vid_conwidth.integer, size, 1, 1, 1, cls.signon == SIGNONS ? 0.8 : 1, 0);
 526                 DrawQ_String(x, y - size, addinfo, len, size, size, 0, 0, 0, 1, 0, NULL, true, FONT_INFOBAR);
 527         }
 528
 529         for(i = 0; i != nDownloads; ++i)
 530         {
 531                 if(downinfo[i].queued)
 532                         dpsnprintf(temp, sizeof(temp), "Still in queue: %s\n", downinfo[i].filename);
 533                 else if(downinfo[i].progress <= 0)
 534                         dpsnprintf(temp, sizeof(temp), "Downloading %s ...  ???.?%% @ %.1f KiB/s\n", downinfo[i].filename, downinfo[i].speed / 1024.0);
 535                 else
 536                         dpsnprintf(temp, sizeof(temp), "Downloading %s ...  %5.1f%% @ %.1f KiB/s\n", downinfo[i].filename, 100.0 * downinfo[i].progress, downinfo[i].speed / 1024.0);
 537                 len = (int)strlen(temp);
 538                 x = (vid_conwidth.integer - DrawQ_TextWidth(temp, len, size, size, true, FONT_INFOBAR)) / 2;
 539                 DrawQ_Fill(0, y + i * size, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
 540                 DrawQ_String(x, y + i * size, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
 541         }
 542
 543         Z_Free(downinfo);
 544
 545         return 8 * (nDownloads + (addinfo ? 1 : 0));
 546 }
 547
 548 /*
 549 ==============
 550 SCR_DrawInfobar
 551 ==============
 552 */
 553 static void SCR_DrawInfobar(void)
 554 {
 555         int offset = 0;
 556         if(scr_infobartime_off > 0)
 557                 offset += SCR_DrawInfobarString(offset);
 558         offset += SCR_DrawQWDownload(offset);
 559         offset += SCR_DrawCurlDownload(offset);
 560         if(offset != scr_con_margin_bottom)
 561                 Con_DPrintf("broken console margin calculation: %d != %d\n", offset, scr_con_margin_bottom);
 562 }
 563
 564 static int SCR_InfobarHeight(void)
 565 {
 566         int offset = 0;
 567         Curl_downloadinfo_t *downinfo;
 568         const char *addinfo;
 569         int nDownloads;
 570
 571         if (cl.time > cl.oldtime)
 572                 scr_infobartime_off -= cl.time - cl.oldtime;
 573         if(scr_infobartime_off > 0)
 574                 offset += 8;
 575
 576         if(cls.qw_downloadname[0])
 577                 offset += 8;
 578
 579         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo);
 580         if(downinfo)
 581         {
 582                 offset += 8 * (nDownloads + (addinfo ? 1 : 0));
 583                 Z_Free(downinfo);
 584         }
 585
 586         return offset;
 587 }
 588
 589 /*
 590 ==============
 591 SCR_InfoBar_f
 592 ==============
 593 */
 594 void SCR_InfoBar_f(void)
 595 {
 596         if(Cmd_Argc() == 3)
 597         {
 598                 scr_infobartime_off = atof(Cmd_Argv(1));
 599                 strlcpy(scr_infobarstring, Cmd_Argv(2), sizeof(scr_infobarstring));
 600         }
 601         else
 602         {
 603                 Con_Printf("usage:\ninfobar expiretime \"string\"\n");
 604         }
 605 }
 606 //=============================================================================
 607
 608 /*
 609 ==================
 610 SCR_SetUpToDrawConsole
 611 ==================
 612 */
 613 void SCR_SetUpToDrawConsole (void)
 614 {
 615         // lines of console to display
 616         float conlines;
 617         static int framecounter = 0;
 618
 619         Con_CheckResize ();
 620
 621         if (scr_menuforcewhiledisconnected.integer && key_dest == key_game && cls.state == ca_disconnected)
 622         {
 623                 if (framecounter >= 2)
 624                         MR_ToggleMenu_f();
 625                 else
 626                         framecounter++;
 627         }
 628         else
 629                 framecounter = 0;
 630
 631         if (scr_conforcewhiledisconnected.integer && key_dest == key_game && cls.signon != SIGNONS)
 632                 key_consoleactive |= KEY_CONSOLEACTIVE_FORCED;
 633         else
 634                 key_consoleactive &= ~KEY_CONSOLEACTIVE_FORCED;
 635
 636 // decide on the height of the console
 637         if (key_consoleactive & KEY_CONSOLEACTIVE_USER)
 638                 conlines = vid_conheight.integer/2;     // half screen
 639         else
 640                 conlines = 0;                           // none visible
 641
 642         scr_con_current = conlines;
 643 }
 644
 645 /*
 646 ==================
 647 SCR_DrawConsole
 648 ==================
 649 */
 650 void SCR_DrawConsole (void)
 651 {
 652         scr_con_margin_bottom = SCR_InfobarHeight();
 653         if (key_consoleactive & KEY_CONSOLEACTIVE_FORCED)
 654         {
 655                 // full screen
 656                 Con_DrawConsole (vid_conheight.integer - scr_con_margin_bottom);
 657         }
 658         else if (scr_con_current)
 659                 Con_DrawConsole (min((int)scr_con_current, vid_conheight.integer - scr_con_margin_bottom));
 660         else
 661                 con_vislines = 0;
 662 }
 663
 664 /*
 665 ===============
 666 SCR_BeginLoadingPlaque
 667
 668 ================
 669 */
 670 void SCR_BeginLoadingPlaque (void)
 671 {
 672         // save console log up to this point to log_file if it was set by configs
 673         Log_Start();
 674
 675         Host_StartVideo();
 676         SCR_UpdateLoadingScreen(false);
 677 }
 678
 679 //=============================================================================
 680
 681 char r_speeds_timestring[4096];
 682 int speedstringcount, r_timereport_active;
 683 double r_timereport_temp = 0, r_timereport_current = 0, r_timereport_start = 0;
 684 int r_speeds_longestitem = 0;
 685
 686 void R_TimeReport(char *desc)
 687 {
 688         char tempbuf[256];
 689         int length;
 690         int t;
 691
 692         if (r_speeds.integer < 2 || !r_timereport_active)
 693                 return;
 694
 695         CHECKGLERROR
 696         if (r_speeds.integer == 2)
 697                 qglFinish();
 698         CHECKGLERROR
 699         r_timereport_temp = r_timereport_current;
 700         r_timereport_current = Sys_DoubleTime();
 701         t = (int) ((r_timereport_current - r_timereport_temp) * 1000000.0 + 0.5);
 702
 703         length = dpsnprintf(tempbuf, sizeof(tempbuf), "%8i %s", t, desc);
 704         length = min(length, (int)sizeof(tempbuf) - 1);
 705         if (r_speeds_longestitem < length)
 706                 r_speeds_longestitem = length;
 707         for (;length < r_speeds_longestitem;length++)
 708                 tempbuf[length] = ' ';
 709         tempbuf[length] = 0;
 710
 711         if (speedstringcount + length > (vid_conwidth.integer / 8))
 712         {
 713                 strlcat(r_speeds_timestring, "\n", sizeof(r_speeds_timestring));
 714                 speedstringcount = 0;
 715         }
 716         strlcat(r_speeds_timestring, tempbuf, sizeof(r_speeds_timestring));
 717         speedstringcount += length;
 718 }
 719
 720 void R_TimeReport_BeginFrame(void)
 721 {
 722         speedstringcount = 0;
 723         r_speeds_timestring[0] = 0;
 724         r_timereport_active = false;
 725         memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
 726
 727         if (r_speeds.integer >= 2 && cls.signon == SIGNONS && cls.state == ca_connected)
 728         {
 729                 r_timereport_active = true;
 730                 r_timereport_start = r_timereport_current = Sys_DoubleTime();
 731         }
 732 }
 733
 734 static int R_CountLeafTriangles(const dp_model_t *model, const mleaf_t *leaf)
 735 {
 736         int i, triangles = 0;
 737         for (i = 0;i < leaf->numleafsurfaces;i++)
 738                 triangles += model->data_surfaces[leaf->firstleafsurface[i]].num_triangles;
 739         return triangles;
 740 }
 741
 742 void R_TimeReport_EndFrame(void)
 743 {
 744         int i, j, lines, y;
 745         cl_locnode_t *loc;
 746         char string[1024+4096];
 747         mleaf_t *viewleaf;
 748
 749         string[0] = 0;
 750         if (r_speeds.integer && cls.signon == SIGNONS && cls.state == ca_connected)
 751         {
 752                 // put the location name in the r_speeds display as it greatly helps
 753                 // when creating loc files
 754                 loc = CL_Locs_FindNearest(cl.movement_origin);
 755                 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;
 756                 dpsnprintf(string, sizeof(string),
 757 "%s%s\n"
 758 "%3i renders org:'%+8.2f %+8.2f %+8.2f' dir:'%+2.3f %+2.3f %+2.3f'\n"
 759 "%5i viewleaf%5i cluster%2i area%4i brushes%4i surfaces(%7i triangles)\n"
 760 "%7i surfaces%7i triangles %5i entities (%7i surfaces%7i triangles)\n"
 761 "%5i leafs%5i portals%6i/%6i particles%6i/%6i decals %3i%% quality\n"
 762 "%7i lightmap updates (%7i pixels)\n"
 763 "%4i lights%4i clears%4i scissored%7i light%7i shadow%7i dynamic\n"
 764 "rendered%6i meshes%8i triangles bloompixels%8i copied%8i drawn\n"
 765 "%s"
 766 , loc ? "Location: " : "", loc ? loc->name : ""
 767 , 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]
 768 , 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
 769 , r_refdef.stats.world_surfaces, r_refdef.stats.world_triangles, r_refdef.stats.entities, r_refdef.stats.entities_surfaces, r_refdef.stats.entities_triangles
 770 , 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)
 771 , r_refdef.stats.lightmapupdates, r_refdef.stats.lightmapupdatepixels
 772 , 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
 773 , r_refdef.stats.meshes, r_refdef.stats.meshes_elements / 3, r_refdef.stats.bloom_copypixels, r_refdef.stats.bloom_drawpixels
 774 , r_speeds_timestring);
 775
 776                 memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
 777
 778                 speedstringcount = 0;
 779                 r_speeds_timestring[0] = 0;
 780                 r_timereport_active = false;
 781
 782                 if (r_speeds.integer >= 2)
 783                 {
 784                         r_timereport_active = true;
 785                         r_timereport_start = r_timereport_current = Sys_DoubleTime();
 786                 }
 787         }
 788
 789         if (string[0])
 790         {
 791                 if (string[strlen(string)-1] == '\n')
 792                         string[strlen(string)-1] = 0;
 793                 lines = 1;
 794                 for (i = 0;string[i];i++)
 795                         if (string[i] == '\n')
 796                                 lines++;
 797                 y = vid_conheight.integer - sb_lines - lines * 8;
 798                 i = j = 0;
 799                 DrawQ_Fill(0, y, vid_conwidth.integer, lines * 8, 0, 0, 0, 0.5, 0);
 800                 while (string[i])
 801                 {
 802                         j = i;
 803                         while (string[i] && string[i] != '\n')
 804                                 i++;
 805                         if (i - j > 0)
 806                                 DrawQ_String(0, y, string + j, i - j, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);
 807                         if (string[i] == '\n')
 808                                 i++;
 809                         y += 8;
 810                 }
 811         }
 812 }
 813
 814 /*
 815 =================
 816 SCR_SizeUp_f
 817
 818 Keybinding command
 819 =================
 820 */
 821 void SCR_SizeUp_f (void)
 822 {
 823         Cvar_SetValue ("viewsize",scr_viewsize.value+10);
 824 }
 825
 826
 827 /*
 828 =================
 829 SCR_SizeDown_f
 830
 831 Keybinding command
 832 =================
 833 */
 834 void SCR_SizeDown_f (void)
 835 {
 836         Cvar_SetValue ("viewsize",scr_viewsize.value-10);
 837 }
 838
 839 void SCR_CaptureVideo_EndVideo(void);
 840 void CL_Screen_Shutdown(void)
 841 {
 842         SCR_CaptureVideo_EndVideo();
 843 }
 844
 845 void CL_Screen_Init(void)
 846 {
 847         Cvar_RegisterVariable (&scr_fov);
 848         Cvar_RegisterVariable (&scr_viewsize);
 849         Cvar_RegisterVariable (&scr_conalpha);
 850         Cvar_RegisterVariable (&scr_conbrightness);
 851         Cvar_RegisterVariable (&scr_conforcewhiledisconnected);
 852         Cvar_RegisterVariable (&scr_menuforcewhiledisconnected);
 853         Cvar_RegisterVariable (&scr_loadingscreen_background);
 854         Cvar_RegisterVariable (&scr_showram);
 855         Cvar_RegisterVariable (&scr_showturtle);
 856         Cvar_RegisterVariable (&scr_showpause);
 857         Cvar_RegisterVariable (&scr_showbrand);
 858         Cvar_RegisterVariable (&scr_centertime);
 859         Cvar_RegisterVariable (&scr_printspeed);
 860         Cvar_RegisterVariable (&vid_conwidth);
 861         Cvar_RegisterVariable (&vid_conheight);
 862         Cvar_RegisterVariable (&vid_pixelheight);
 863         Cvar_RegisterVariable (&scr_screenshot_jpeg);
 864         Cvar_RegisterVariable (&scr_screenshot_jpeg_quality);
 865         Cvar_RegisterVariable (&scr_screenshot_png);
 866         Cvar_RegisterVariable (&scr_screenshot_gammaboost);
 867         Cvar_RegisterVariable (&scr_screenshot_hwgamma);
 868         Cvar_RegisterVariable (&scr_screenshot_name_in_mapdir);
 869         Cvar_RegisterVariable (&cl_capturevideo);
 870         Cvar_RegisterVariable (&cl_capturevideo_printfps);
 871         Cvar_RegisterVariable (&cl_capturevideo_width);
 872         Cvar_RegisterVariable (&cl_capturevideo_height);
 873         Cvar_RegisterVariable (&cl_capturevideo_realtime);
 874         Cvar_RegisterVariable (&cl_capturevideo_fps);
 875         Cvar_RegisterVariable (&cl_capturevideo_nameformat);
 876         Cvar_RegisterVariable (&cl_capturevideo_number);
 877         Cvar_RegisterVariable (&cl_capturevideo_ogg);
 878         Cvar_RegisterVariable (&cl_capturevideo_framestep);
 879         Cvar_RegisterVariable (&r_letterbox);
 880         Cvar_RegisterVariable(&r_stereo_separation);
 881         Cvar_RegisterVariable(&r_stereo_sidebyside);
 882         Cvar_RegisterVariable(&r_stereo_redblue);
 883         Cvar_RegisterVariable(&r_stereo_redcyan);
 884         Cvar_RegisterVariable(&r_stereo_redgreen);
 885         Cvar_RegisterVariable(&r_stereo_angle);
 886         Cvar_RegisterVariable(&scr_zoomwindow);
 887         Cvar_RegisterVariable(&scr_zoomwindow_viewsizex);
 888         Cvar_RegisterVariable(&scr_zoomwindow_viewsizey);
 889         Cvar_RegisterVariable(&scr_zoomwindow_fov);
 890         Cvar_RegisterVariable(&scr_stipple);
 891         Cvar_RegisterVariable(&scr_refresh);
 892         Cvar_RegisterVariable(&shownetgraph);
 893         Cvar_RegisterVariable(&cl_demo_mousegrab);
 894         Cvar_RegisterVariable(&timedemo_screenshotframelist);
 895
 896         Cmd_AddCommand ("sizeup",SCR_SizeUp_f, "increase view size (increases viewsize cvar)");
 897         Cmd_AddCommand ("sizedown",SCR_SizeDown_f, "decrease view size (decreases viewsize cvar)");
 898         Cmd_AddCommand ("screenshot",SCR_ScreenShot_f, "takes a screenshot of the next rendered frame");
 899         Cmd_AddCommand ("envmap", R_Envmap_f, "render a cubemap (skybox) of the current scene");
 900         Cmd_AddCommand ("infobar", SCR_InfoBar_f, "display a text in the infobar (usage: infobar expiretime string)");
 901
 902         SCR_CaptureVideo_Ogg_Init();
 903
 904         scr_initialized = true;
 905 }
 906
 907 /*
 908 ==================
 909 SCR_ScreenShot_f
 910 ==================
 911 */
 912 void SCR_ScreenShot_f (void)
 913 {
 914         static int shotnumber;
 915         static char old_prefix_name[MAX_QPATH];
 916         char prefix_name[MAX_QPATH];
 917         char filename[MAX_QPATH];
 918         char mapname[MAX_QPATH];
 919         unsigned char *buffer1;
 920         unsigned char *buffer2;
 921         unsigned char *buffer3;
 922         qboolean jpeg = (scr_screenshot_jpeg.integer != 0);
 923         qboolean png = (scr_screenshot_png.integer != 0) && !jpeg;
 924
 925         if (Cmd_Argc() == 2)
 926         {
 927                 const char *ext;
 928                 strlcpy(filename, Cmd_Argv(1), sizeof(filename));
 929                 ext = FS_FileExtension(filename);
 930                 if (!strcasecmp(ext, "jpg"))
 931                 {
 932                         jpeg = true;
 933                         png = false;
 934                 }
 935                 else if (!strcasecmp(ext, "tga"))
 936                 {
 937                         jpeg = false;
 938                         png = false;
 939                 }
 940                 else if (!strcasecmp(ext, "png"))
 941                 {
 942                         jpeg = false;
 943                         png = true;
 944                 }
 945                 else
 946                 {
 947                         Con_Printf("screenshot: supplied filename must end in .jpg or .tga or .png\n");
 948                         return;
 949                 }
 950         }
 951         else
 952         {
 953                 // TODO maybe make capturevideo and screenshot use similar name patterns?
 954                 if (scr_screenshot_name_in_mapdir.integer && cl.worldmodel && *cl.worldmodel->name) {
 955                         // figure out the map's filename without path or extension
 956                         strlcpy(mapname, FS_FileWithoutPath(cl.worldmodel->name), sizeof(mapname));
 957                         if (strrchr(mapname, '.'))
 958                                 *(strrchr(mapname, '.')) = 0;
 959                         dpsnprintf (prefix_name, sizeof(prefix_name), "%s/%s", mapname, Sys_TimeString(scr_screenshot_name.string));
 960                 } else {
 961                         dpsnprintf (prefix_name, sizeof(prefix_name), "%s", Sys_TimeString(scr_screenshot_name.string));
 962                 }
 963
 964                 if (strcmp(old_prefix_name, prefix_name))
 965                 {
 966                         dpsnprintf(old_prefix_name, sizeof(old_prefix_name), "%s", prefix_name );
 967                         shotnumber = 0;
 968                 }
 969
 970                 // find a file name to save it to
 971                 for (;shotnumber < 1000000;shotnumber++)
 972                         if (!FS_SysFileExists(va("%s/screenshots/%s%06d.tga", fs_gamedir, prefix_name, shotnumber)) && !FS_SysFileExists(va("%s/screenshots/%s%06d.jpg", fs_gamedir, prefix_name, shotnumber)) && !FS_SysFileExists(va("%s/screenshots/%s%06d.png", fs_gamedir, prefix_name, shotnumber)))
 973                                 break;
 974                 if (shotnumber >= 1000000)
 975                 {
 976                         Con_Print("Couldn't create the image file\n");
 977                         return;
 978                 }
 979
 980                 dpsnprintf(filename, sizeof(filename), "screenshots/%s%06d.%s", prefix_name, shotnumber, jpeg ? "jpg" : png ? "png" : "tga");
 981         }
 982
 983         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
 984         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
 985         buffer3 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3 + 18);
 986
 987         if (SCR_ScreenShot (filename, buffer1, buffer2, buffer3, 0, 0, vid.width, vid.height, false, false, false, jpeg, png, true))
 988                 Con_Printf("Wrote %s\n", filename);
 989         else
 990         {
 991                 Con_Printf("Unable to write %s\n", filename);
 992                 if(jpeg || png)
 993                 {
 994                         if(SCR_ScreenShot (filename, buffer1, buffer2, buffer3, 0, 0, vid.width, vid.height, false, false, false, false, false, true))
 995                         {
 996                                 strlcpy(filename + strlen(filename) - 3, "tga", 4);
 997                                 Con_Printf("Wrote %s\n", filename);
 998                         }
 999                 }
1000         }
1001
1002         Mem_Free (buffer1);
1003         Mem_Free (buffer2);
1004         Mem_Free (buffer3);
1005
1006         shotnumber++;
1007 }
1008
1009 void SCR_CaptureVideo_BeginVideo(void)
1010 {
1011         double r, g, b;
1012         unsigned int i;
1013         int width = cl_capturevideo_width.integer, height = cl_capturevideo_height.integer;
1014         if (cls.capturevideo.active)
1015                 return;
1016         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
1017         // soundrate is figured out on the first SoundFrame
1018
1019         if(width == 0 && height != 0)
1020                 width = (int) (height * (double)vid.width / ((double)vid.height * vid_pixelheight.value)); // keep aspect
1021         if(width != 0 && height == 0)
1022                 height = (int) (width * ((double)vid.height * vid_pixelheight.value) / (double)vid.width); // keep aspect
1023
1024         if(width < 2 || width > vid.width) // can't scale up
1025                 width = vid.width;
1026         if(height < 2 || height > vid.height) // can't scale up
1027                 height = vid.height;
1028
1029         // ensure it's all even; if not, scale down a little
1030         if(width % 1)
1031                 --width;
1032         if(height % 1)
1033                 --height;
1034
1035         cls.capturevideo.width = width;
1036         cls.capturevideo.height = height;
1037         cls.capturevideo.active = true;
1038         cls.capturevideo.framerate = bound(1, cl_capturevideo_fps.value, 1001) * bound(1, cl_capturevideo_framestep.integer, 64);
1039         cls.capturevideo.framestep = cl_capturevideo_framestep.integer;
1040         cls.capturevideo.soundrate = S_GetSoundRate();
1041         cls.capturevideo.soundchannels = S_GetSoundChannels();
1042         cls.capturevideo.startrealtime = realtime;
1043         cls.capturevideo.frame = cls.capturevideo.lastfpsframe = 0;
1044         cls.capturevideo.starttime = cls.capturevideo.lastfpstime = Sys_DoubleTime();
1045         cls.capturevideo.soundsampleframe = 0;
1046         cls.capturevideo.realtime = cl_capturevideo_realtime.integer != 0;
1047         cls.capturevideo.screenbuffer = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 4);
1048         cls.capturevideo.outbuffer = (unsigned char *)Mem_Alloc(tempmempool, width * height * (4+4) + 18);
1049         dpsnprintf(cls.capturevideo.basename, sizeof(cls.capturevideo.basename), "video/%s%03i", Sys_TimeString(cl_capturevideo_nameformat.string), cl_capturevideo_number.integer);
1050         Cvar_SetValueQuick(&cl_capturevideo_number, cl_capturevideo_number.integer + 1);
1051
1052         /*
1053         for (i = 0;i < 256;i++)
1054         {
1055                 unsigned char j = (unsigned char)bound(0, 255*pow(i/255.0, gamma), 255);
1056                 cls.capturevideo.rgbgammatable[0][i] = j;
1057                 cls.capturevideo.rgbgammatable[1][i] = j;
1058                 cls.capturevideo.rgbgammatable[2][i] = j;
1059         }
1060         */
1061 /*
1062 R = Y + 1.4075 * (Cr - 128);
1063 G = Y + -0.3455 * (Cb - 128) + -0.7169 * (Cr - 128);
1064 B = Y + 1.7790 * (Cb - 128);
1065 Y = R *  .299 + G *  .587 + B *  .114;
1066 Cb = R * -.169 + G * -.332 + B *  .500 + 128.;
1067 Cr = R *  .500 + G * -.419 + B * -.0813 + 128.;
1068 */
1069
1070         if(WANT_SCREENSHOT_HWGAMMA)
1071         {
1072                 VID_BuildGammaTables(&cls.capturevideo.vidramp[0], 256);
1073         }
1074         else
1075         {
1076                 // identity gamma table
1077                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp, 256);
1078                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256, 256);
1079                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256*2, 256);
1080         }
1081         if(scr_screenshot_gammaboost.value != 1)
1082         {
1083                 double igamma = 1 / scr_screenshot_gammaboost.value;
1084                 for (i = 0;i < 256 * 3;i++)
1085                         cls.capturevideo.vidramp[i] = (unsigned short) (0.5 + pow(cls.capturevideo.vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
1086         }
1087
1088         for (i = 0;i < 256;i++)
1089         {
1090                 r = 255*cls.capturevideo.vidramp[i]/65535.0;
1091                 g = 255*cls.capturevideo.vidramp[i+256]/65535.0;
1092                 b = 255*cls.capturevideo.vidramp[i+512]/65535.0;
1093                 // NOTE: we have to round DOWN here, or integer overflows happen. Sorry for slightly wrong looking colors sometimes...
1094                 // Y weights from RGB
1095                 cls.capturevideo.rgbtoyuvscaletable[0][0][i] = (short)(r *  0.299);
1096                 cls.capturevideo.rgbtoyuvscaletable[0][1][i] = (short)(g *  0.587);
1097                 cls.capturevideo.rgbtoyuvscaletable[0][2][i] = (short)(b *  0.114);
1098                 // Cb weights from RGB
1099                 cls.capturevideo.rgbtoyuvscaletable[1][0][i] = (short)(r * -0.169);
1100                 cls.capturevideo.rgbtoyuvscaletable[1][1][i] = (short)(g * -0.332);
1101                 cls.capturevideo.rgbtoyuvscaletable[1][2][i] = (short)(b *  0.500);
1102                 // Cr weights from RGB
1103                 cls.capturevideo.rgbtoyuvscaletable[2][0][i] = (short)(r *  0.500);
1104                 cls.capturevideo.rgbtoyuvscaletable[2][1][i] = (short)(g * -0.419);
1105                 cls.capturevideo.rgbtoyuvscaletable[2][2][i] = (short)(b * -0.0813);
1106                 // range reduction of YCbCr to valid signal range
1107                 cls.capturevideo.yuvnormalizetable[0][i] = 16 + i * (236-16) / 256;
1108                 cls.capturevideo.yuvnormalizetable[1][i] = 16 + i * (240-16) / 256;
1109                 cls.capturevideo.yuvnormalizetable[2][i] = 16 + i * (240-16) / 256;
1110         }
1111
1112         if (cl_capturevideo_ogg.integer)
1113         {
1114                 if(SCR_CaptureVideo_Ogg_Available())
1115                 {
1116                         SCR_CaptureVideo_Ogg_BeginVideo();
1117                         return;
1118                 }
1119                 else
1120                         Con_Print("cl_capturevideo_ogg: libraries not available. Capturing in AVI instead.\n");
1121         }
1122
1123         SCR_CaptureVideo_Avi_BeginVideo();
1124 }
1125
1126 void SCR_CaptureVideo_EndVideo(void)
1127 {
1128         if (!cls.capturevideo.active)
1129                 return;
1130         cls.capturevideo.active = false;
1131
1132         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);
1133
1134         if (cls.capturevideo.videofile)
1135         {
1136                 cls.capturevideo.endvideo();
1137         }
1138
1139         if (cls.capturevideo.screenbuffer)
1140         {
1141                 Mem_Free (cls.capturevideo.screenbuffer);
1142                 cls.capturevideo.screenbuffer = NULL;
1143         }
1144
1145         if (cls.capturevideo.outbuffer)
1146         {
1147                 Mem_Free (cls.capturevideo.outbuffer);
1148                 cls.capturevideo.outbuffer = NULL;
1149         }
1150
1151         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
1152 }
1153
1154 static void SCR_ScaleDownBGRA(unsigned char *in, int inw, int inh, unsigned char *out, int outw, int outh)
1155 {
1156         // TODO optimize this function
1157
1158         int x, y;
1159         float area;
1160
1161         // memcpy is faster than me
1162         if(inw == outw && inh == outh)
1163         {
1164                 memcpy(out, in, 4 * inw * inh);
1165                 return;
1166         }
1167
1168         // otherwise: a box filter
1169         area = (float)outw * (float)outh / (float)inw / (float)inh;
1170         for(y = 0; y < outh; ++y)
1171         {
1172                 float iny0 =  y    / (float)outh * inh; int iny0_i = (int) floor(iny0);
1173                 float iny1 = (y+1) / (float)outh * inh; int iny1_i = (int) ceil(iny1);
1174                 for(x = 0; x < outw; ++x)
1175                 {
1176                         float inx0 =  x    / (float)outw * inw; int inx0_i = (int) floor(inx0);
1177                         float inx1 = (x+1) / (float)outw * inw; int inx1_i = (int) ceil(inx1);
1178                         float r = 0, g = 0, b = 0, alpha = 0;
1179                         int xx, yy;
1180
1181                         for(yy = iny0_i; yy < iny1_i; ++yy)
1182                         {
1183                                 float ya = min(yy+1, iny1) - max(iny0, yy);
1184                                 for(xx = inx0_i; xx < inx1_i; ++xx)
1185                                 {
1186                                         float a = ya * (min(xx+1, inx1) - max(inx0, xx));
1187                                         r += a * in[4*(xx + inw * yy)+0];
1188                                         g += a * in[4*(xx + inw * yy)+1];
1189                                         b += a * in[4*(xx + inw * yy)+2];
1190                                         alpha += a * in[4*(xx + inw * yy)+3];
1191                                 }
1192                         }
1193
1194                         out[4*(x + outw * y)+0] = (unsigned char) (r * area);
1195                         out[4*(x + outw * y)+1] = (unsigned char) (g * area);
1196                         out[4*(x + outw * y)+2] = (unsigned char) (b * area);
1197                         out[4*(x + outw * y)+3] = (unsigned char) (alpha * area);
1198                 }
1199         }
1200 }
1201
1202 void SCR_CaptureVideo_VideoFrame(int newframestepframenum)
1203 {
1204         int x = 0, y = 0;
1205         int width = cls.capturevideo.width, height = cls.capturevideo.height;
1206
1207         if(newframestepframenum == cls.capturevideo.framestepframe)
1208                 return;
1209
1210         CHECKGLERROR
1211         //return SCR_ScreenShot(filename, cls.capturevideo.buffer, cls.capturevideo.buffer + vid.width * vid.height * 3, cls.capturevideo.buffer + vid.width * vid.height * 6, 0, 0, vid.width, vid.height, false, false, false, jpeg, true);
1212         // speed is critical here, so do saving as directly as possible
1213
1214         qglReadPixels (x, y, vid.width, vid.height, GL_BGRA, GL_UNSIGNED_BYTE, cls.capturevideo.screenbuffer);CHECKGLERROR
1215         SCR_ScaleDownBGRA (cls.capturevideo.screenbuffer, vid.width, vid.height, cls.capturevideo.outbuffer, width, height);
1216
1217         cls.capturevideo.videoframes(newframestepframenum - cls.capturevideo.framestepframe);
1218         cls.capturevideo.framestepframe = newframestepframenum;
1219
1220         if(cl_capturevideo_printfps.integer)
1221         {
1222                 char buf[80];
1223                 double t = Sys_DoubleTime();
1224                 if(t > cls.capturevideo.lastfpstime + 1)
1225                 {
1226                         double fps1 = (cls.capturevideo.frame - cls.capturevideo.lastfpsframe) / (t - cls.capturevideo.lastfpstime + 0.0000001);
1227                         double fps  = (cls.capturevideo.frame                                ) / (t - cls.capturevideo.starttime   + 0.0000001);
1228                         dpsnprintf(buf, sizeof(buf), "capturevideo: (%.1fs) last second %.3ffps, total %.3ffps\n", cls.capturevideo.frame / cls.capturevideo.framerate, fps1, fps);
1229                         Sys_PrintToTerminal(buf);
1230                         cls.capturevideo.lastfpstime = t;
1231                         cls.capturevideo.lastfpsframe = cls.capturevideo.frame;
1232                 }
1233         }
1234 }
1235
1236 void SCR_CaptureVideo_SoundFrame(const portable_sampleframe_t *paintbuffer, size_t length)
1237 {
1238         cls.capturevideo.soundsampleframe += length;
1239         cls.capturevideo.soundframe(paintbuffer, length);
1240 }
1241
1242 void SCR_CaptureVideo(void)
1243 {
1244         int newframenum;
1245         if (cl_capturevideo.integer)
1246         {
1247                 if (!cls.capturevideo.active)
1248                         SCR_CaptureVideo_BeginVideo();
1249                 if (cls.capturevideo.framerate != cl_capturevideo_fps.value * cl_capturevideo_framestep.integer)
1250                 {
1251                         Con_Printf("You can not change the video framerate while recording a video.\n");
1252                         Cvar_SetValueQuick(&cl_capturevideo_fps, cls.capturevideo.framerate / (double) cl_capturevideo_framestep.integer);
1253                 }
1254                 // for AVI saving we have to make sure that sound is saved before video
1255                 if (cls.capturevideo.soundrate && !cls.capturevideo.soundsampleframe)
1256                         return;
1257                 if (cls.capturevideo.realtime)
1258                 {
1259                         // preserve sound sync by duplicating frames when running slow
1260                         newframenum = (int)((realtime - cls.capturevideo.startrealtime) * cls.capturevideo.framerate);
1261                 }
1262                 else
1263                         newframenum = cls.capturevideo.frame + 1;
1264                 // if falling behind more than one second, stop
1265                 if (newframenum - cls.capturevideo.frame > 60 * (int)ceil(cls.capturevideo.framerate))
1266                 {
1267                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1268                         Con_Printf("video saving failed on frame %i, your machine is too slow for this capture speed.\n", cls.capturevideo.frame);
1269                         SCR_CaptureVideo_EndVideo();
1270                         return;
1271                 }
1272                 // write frames
1273                 SCR_CaptureVideo_VideoFrame(newframenum / cls.capturevideo.framestep);
1274                 cls.capturevideo.frame = newframenum;
1275                 if (cls.capturevideo.error)
1276                 {
1277                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1278                         Con_Printf("video saving failed on frame %i, out of disk space? stopping video capture.\n", cls.capturevideo.frame);
1279                         SCR_CaptureVideo_EndVideo();
1280                 }
1281         }
1282         else if (cls.capturevideo.active)
1283                 SCR_CaptureVideo_EndVideo();
1284 }
1285
1286 /*
1287 ===============
1288 R_Envmap_f
1289
1290 Grab six views for environment mapping tests
1291 ===============
1292 */
1293 struct envmapinfo_s
1294 {
1295         float angles[3];
1296         char *name;
1297         qboolean flipx, flipy, flipdiagonaly;
1298 }
1299 envmapinfo[12] =
1300 {
1301         {{  0,   0, 0}, "rt", false, false, false},
1302         {{  0, 270, 0}, "ft", false, false, false},
1303         {{  0, 180, 0}, "lf", false, false, false},
1304         {{  0,  90, 0}, "bk", false, false, false},
1305         {{-90, 180, 0}, "up",  true,  true, false},
1306         {{ 90, 180, 0}, "dn",  true,  true, false},
1307
1308         {{  0,   0, 0}, "px",  true,  true,  true},
1309         {{  0,  90, 0}, "py", false,  true, false},
1310         {{  0, 180, 0}, "nx", false, false,  true},
1311         {{  0, 270, 0}, "ny",  true, false, false},
1312         {{-90, 180, 0}, "pz", false, false,  true},
1313         {{ 90, 180, 0}, "nz", false, false,  true}
1314 };
1315
1316 static void R_Envmap_f (void)
1317 {
1318         int j, size;
1319         char filename[MAX_QPATH], basename[MAX_QPATH];
1320         unsigned char *buffer1;
1321         unsigned char *buffer2;
1322         unsigned char *buffer3;
1323
1324         if (Cmd_Argc() != 3)
1325         {
1326                 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");
1327                 return;
1328         }
1329
1330         strlcpy (basename, Cmd_Argv(1), sizeof (basename));
1331         size = atoi(Cmd_Argv(2));
1332         if (size != 128 && size != 256 && size != 512 && size != 1024)
1333         {
1334                 Con_Print("envmap: size must be one of 128, 256, 512, or 1024\n");
1335                 return;
1336         }
1337         if (size > vid.width || size > vid.height)
1338         {
1339                 Con_Print("envmap: your resolution is not big enough to render that size\n");
1340                 return;
1341         }
1342
1343         r_refdef.envmap = true;
1344
1345         R_UpdateVariables();
1346
1347         r_refdef.view.x = 0;
1348         r_refdef.view.y = 0;
1349         r_refdef.view.z = 0;
1350         r_refdef.view.width = size;
1351         r_refdef.view.height = size;
1352         r_refdef.view.depth = 1;
1353         r_refdef.view.useperspective = true;
1354         r_refdef.view.isoverlay = false;
1355
1356         r_refdef.view.frustum_x = tan(90 * M_PI / 360.0);
1357         r_refdef.view.frustum_y = tan(90 * M_PI / 360.0);
1358
1359         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1360         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1361         buffer3 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3 + 18);
1362
1363         for (j = 0;j < 12;j++)
1364         {
1365                 dpsnprintf(filename, sizeof(filename), "env/%s%s.tga", basename, envmapinfo[j].name);
1366                 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);
1367                 r_refdef.view.quality = 1;
1368                 r_refdef.view.clear = true;
1369                 R_Mesh_Start();
1370                 R_RenderView();
1371                 R_Mesh_Finish();
1372                 SCR_ScreenShot(filename, buffer1, buffer2, buffer3, 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);
1373         }
1374
1375         Mem_Free (buffer1);
1376         Mem_Free (buffer2);
1377         Mem_Free (buffer3);
1378
1379         r_refdef.envmap = false;
1380 }
1381
1382 //=============================================================================
1383
1384 void SHOWLMP_decodehide(void)
1385 {
1386         int i;
1387         char *lmplabel;
1388         lmplabel = MSG_ReadString();
1389         for (i = 0;i < cl.num_showlmps;i++)
1390                 if (cl.showlmps[i].isactive && strcmp(cl.showlmps[i].label, lmplabel) == 0)
1391                 {
1392                         cl.showlmps[i].isactive = false;
1393                         return;
1394                 }
1395 }
1396
1397 void SHOWLMP_decodeshow(void)
1398 {
1399         int k;
1400         char lmplabel[256], picname[256];
1401         float x, y;
1402         strlcpy (lmplabel,MSG_ReadString(), sizeof (lmplabel));
1403         strlcpy (picname, MSG_ReadString(), sizeof (picname));
1404         if (gamemode == GAME_NEHAHRA) // LordHavoc: nasty old legacy junk
1405         {
1406                 x = MSG_ReadByte();
1407                 y = MSG_ReadByte();
1408         }
1409         else
1410         {
1411                 x = MSG_ReadShort();
1412                 y = MSG_ReadShort();
1413         }
1414         if (!cl.showlmps || cl.num_showlmps >= cl.max_showlmps)
1415         {
1416                 showlmp_t *oldshowlmps = cl.showlmps;
1417                 cl.max_showlmps += 16;
1418                 cl.showlmps = (showlmp_t *) Mem_Alloc(cls.levelmempool, cl.max_showlmps * sizeof(showlmp_t));
1419                 if (cl.num_showlmps)
1420                         memcpy(cl.showlmps, oldshowlmps, cl.num_showlmps * sizeof(showlmp_t));
1421                 if (oldshowlmps)
1422                         Mem_Free(oldshowlmps);
1423         }
1424         for (k = 0;k < cl.max_showlmps;k++)
1425                 if (cl.showlmps[k].isactive && !strcmp(cl.showlmps[k].label, lmplabel))
1426                         break;
1427         if (k == cl.max_showlmps)
1428                 for (k = 0;k < cl.max_showlmps;k++)
1429                         if (!cl.showlmps[k].isactive)
1430                                 break;
1431         cl.showlmps[k].isactive = true;
1432         strlcpy (cl.showlmps[k].label, lmplabel, sizeof (cl.showlmps[k].label));
1433         strlcpy (cl.showlmps[k].pic, picname, sizeof (cl.showlmps[k].pic));
1434         cl.showlmps[k].x = x;
1435         cl.showlmps[k].y = y;
1436         cl.num_showlmps = max(cl.num_showlmps, k + 1);
1437 }
1438
1439 void SHOWLMP_drawall(void)
1440 {
1441         int i;
1442         for (i = 0;i < cl.num_showlmps;i++)
1443                 if (cl.showlmps[i].isactive)
1444                         DrawQ_Pic(cl.showlmps[i].x, cl.showlmps[i].y, Draw_CachePic (cl.showlmps[i].pic), 0, 0, 1, 1, 1, 1, 0);
1445 }
1446
1447 /*
1448 ==============================================================================
1449
1450                                                 SCREEN SHOTS
1451
1452 ==============================================================================
1453 */
1454
1455 qboolean SCR_ScreenShot(char *filename, unsigned char *buffer1, unsigned char *buffer2, unsigned char *buffer3, int x, int y, int width, int height, qboolean flipx, qboolean flipy, qboolean flipdiagonal, qboolean jpeg, qboolean png, qboolean gammacorrect)
1456 {
1457         int     indices[3] = {0,1,2};
1458         qboolean ret;
1459
1460         CHECKGLERROR
1461         qglReadPixels (x, y, width, height, jpeg ? GL_RGB : GL_BGR, GL_UNSIGNED_BYTE, buffer1);CHECKGLERROR
1462
1463         if(gammacorrect && (scr_screenshot_gammaboost.value != 1 || WANT_SCREENSHOT_HWGAMMA))
1464         {
1465                 int i;
1466                 double igamma = 1.0 / scr_screenshot_gammaboost.value;
1467                 unsigned short vidramp[256 * 3];
1468                 if(WANT_SCREENSHOT_HWGAMMA)
1469                 {
1470                         VID_BuildGammaTables(&vidramp[0], 256);
1471                 }
1472                 else
1473                 {
1474                         // identity gamma table
1475                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp, 256);
1476                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256, 256);
1477                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256*2, 256);
1478                 }
1479                 if(scr_screenshot_gammaboost.value != 1)
1480                 {
1481                         for (i = 0;i < 256 * 3;i++)
1482                                 vidramp[i] = (unsigned short) (0.5 + pow(vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
1483                 }
1484                 for (i = 0;i < width*height*3;i += 3)
1485                 {
1486                         buffer1[i] = (unsigned char) (vidramp[buffer1[i]] * 255.0 / 65535.0 + 0.5);
1487                         buffer1[i+1] = (unsigned char) (vidramp[buffer1[i+1] + 256] * 255.0 / 65535.0 + 0.5);
1488                         buffer1[i+2] = (unsigned char) (vidramp[buffer1[i+2] + 512] * 255.0 / 65535.0 + 0.5);
1489                 }
1490         }
1491
1492         Image_CopyMux (buffer2, buffer1, width, height, flipx, flipy, flipdiagonal, 3, 3, indices);
1493
1494         if (jpeg)
1495                 ret = JPEG_SaveImage_preflipped (filename, width, height, buffer2);
1496         else if (png)
1497                 ret = PNG_SaveImage_preflipped (filename, width, height, buffer2);
1498         else
1499                 ret = Image_WriteTGABGR_preflipped (filename, width, height, buffer2, buffer3);
1500
1501         return ret;
1502 }
1503
1504 //=============================================================================
1505
1506 extern void R_UpdateFogColor(void);
1507 void R_ClearScreen(qboolean fogcolor)
1508 {
1509         // clear to black
1510         CHECKGLERROR
1511         if (fogcolor)
1512         {
1513                 R_UpdateFogColor();
1514                 qglClearColor(r_refdef.fogcolor[0],r_refdef.fogcolor[1],r_refdef.fogcolor[2],0);CHECKGLERROR
1515         }
1516         else
1517         {
1518                 qglClearColor(0,0,0,0);CHECKGLERROR
1519         }
1520         qglClearDepth(1);CHECKGLERROR
1521         if (vid.stencil)
1522         {
1523                 // LordHavoc: we use a stencil centered around 128 instead of 0,
1524                 // to avoid clamping interfering with strange shadow volume
1525                 // drawing orders
1526                 qglClearStencil(128);CHECKGLERROR
1527         }
1528         // clear the screen
1529         GL_Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | (vid.stencil ? GL_STENCIL_BUFFER_BIT : 0));
1530         // set dithering mode
1531         if (gl_dither.integer)
1532         {
1533                 qglEnable(GL_DITHER);CHECKGLERROR
1534         }
1535         else
1536         {
1537                 qglDisable(GL_DITHER);CHECKGLERROR
1538         }
1539 }
1540
1541 qboolean CL_VM_UpdateView (void);
1542 void SCR_DrawConsole (void);
1543 void R_Shadow_EditLights_DrawSelectedLightProperties(void);
1544
1545 int r_stereo_side;
1546
1547 extern void Sbar_ShowFPS(void);
1548 void SCR_DrawScreen (void)
1549 {
1550         Draw_Frame();
1551
1552         R_Mesh_Start();
1553
1554         R_TimeReport_BeginFrame();
1555
1556         R_UpdateVariables();
1557
1558         // Quake uses clockwise winding, so these are swapped
1559         r_refdef.view.cullface_front = GL_BACK;
1560         r_refdef.view.cullface_back = GL_FRONT;
1561
1562         if (cls.signon == SIGNONS)
1563         {
1564                 float size;
1565
1566                 size = scr_viewsize.value * (1.0 / 100.0);
1567                 size = min(size, 1);
1568
1569                 if (r_stereo_sidebyside.integer)
1570                 {
1571                         r_refdef.view.width = (int)(vid.width * size / 2.5);
1572                         r_refdef.view.height = (int)(vid.height * size / 2.5 * (1 - bound(0, r_letterbox.value, 100) / 100));
1573                         r_refdef.view.depth = 1;
1574                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width * 2.5) * 0.5);
1575                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
1576                         r_refdef.view.z = 0;
1577                         if (r_stereo_side)
1578                                 r_refdef.view.x += (int)(r_refdef.view.width * 1.5);
1579                 }
1580                 else
1581                 {
1582                         r_refdef.view.width = (int)(vid.width * size);
1583                         r_refdef.view.height = (int)(vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100));
1584                         r_refdef.view.depth = 1;
1585                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
1586                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
1587                         r_refdef.view.z = 0;
1588                 }
1589
1590                 // LordHavoc: viewzoom (zoom in for sniper rifles, etc)
1591                 // LordHavoc: this is designed to produce widescreen fov values
1592                 // when the screen is wider than 4/3 width/height aspect, to do
1593                 // this it simply assumes the requested fov is the vertical fov
1594                 // for a 4x3 display, if the ratio is not 4x3 this makes the fov
1595                 // higher/lower according to the ratio
1596                 r_refdef.view.useperspective = true;
1597                 r_refdef.view.frustum_y = tan(scr_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
1598                 r_refdef.view.frustum_x = r_refdef.view.frustum_y * (float)r_refdef.view.width / (float)r_refdef.view.height / vid_pixelheight.value;
1599
1600                 r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
1601                 r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
1602
1603                 if(!CL_VM_UpdateView())
1604                         R_RenderView();
1605
1606                 if (scr_zoomwindow.integer)
1607                 {
1608                         float sizex = bound(10, scr_zoomwindow_viewsizex.value, 100) / 100.0;
1609                         float sizey = bound(10, scr_zoomwindow_viewsizey.value, 100) / 100.0;
1610                         r_refdef.view.width = (int)(vid.width * sizex);
1611                         r_refdef.view.height = (int)(vid.height * sizey);
1612                         r_refdef.view.depth = 1;
1613                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
1614                         r_refdef.view.y = 0;
1615                         r_refdef.view.z = 0;
1616
1617                         r_refdef.view.useperspective = true;
1618                         r_refdef.view.frustum_y = tan(scr_zoomwindow_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
1619                         r_refdef.view.frustum_x = r_refdef.view.frustum_y * vid_pixelheight.value * (float)r_refdef.view.width / (float)r_refdef.view.height;
1620
1621                         r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
1622                         r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
1623
1624                         if(!CL_VM_UpdateView())
1625                                 R_RenderView();
1626                 }
1627         }
1628
1629         if (!r_stereo_sidebyside.integer)
1630         {
1631                 r_refdef.view.width = vid.width;
1632                 r_refdef.view.height = vid.height;
1633                 r_refdef.view.depth = 1;
1634                 r_refdef.view.x = 0;
1635                 r_refdef.view.y = 0;
1636                 r_refdef.view.z = 0;
1637                 r_refdef.view.useperspective = false;
1638         }
1639
1640         if (cls.timedemo && cls.td_frames > 0 && timedemo_screenshotframelist.string && timedemo_screenshotframelist.string[0])
1641         {
1642                 const char *t;
1643                 int framenum;
1644                 t = timedemo_screenshotframelist.string;
1645                 while (*t)
1646                 {
1647                         while (*t == ' ')
1648                                 t++;
1649                         if (!*t)
1650                                 break;
1651                         framenum = atof(t);
1652                         if (framenum == cls.td_frames)
1653                                 break;
1654                         while (*t && *t != ' ')
1655                                 t++;
1656                 }
1657                 if (*t)
1658                 {
1659                         // we need to take a screenshot of this frame...
1660                         char filename[MAX_QPATH];
1661                         unsigned char *buffer1;
1662                         unsigned char *buffer2;
1663                         unsigned char *buffer3;
1664                         dpsnprintf(filename, sizeof(filename), "timedemoscreenshots/%s%06d.tga", cls.demoname, cls.td_frames);
1665                         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
1666                         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
1667                         buffer3 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3 + 18);
1668                         SCR_ScreenShot(filename, buffer1, buffer2, buffer3, 0, 0, vid.width, vid.height, false, false, false, false, false, true);
1669                         Mem_Free(buffer1);
1670                         Mem_Free(buffer2);
1671                         Mem_Free(buffer3);
1672                 }
1673         }
1674
1675         // draw 2D stuff
1676         if(!scr_con_current && !(key_consoleactive & KEY_CONSOLEACTIVE_FORCED))
1677                 if ((key_dest == key_game || key_dest == key_message) && !r_letterbox.value)
1678                         Con_DrawNotify ();      // only draw notify in game
1679
1680         if (cls.signon == SIGNONS)
1681         {
1682                 SCR_DrawNet ();
1683                 SCR_DrawTurtle ();
1684                 SCR_DrawPause ();
1685                 if (!r_letterbox.value)
1686                         Sbar_Draw();
1687                 Sbar_ShowFPS();
1688                 SHOWLMP_drawall();
1689                 SCR_CheckDrawCenterString();
1690         }
1691         SCR_DrawNetGraph ();
1692         MR_Draw();
1693         CL_DrawVideo();
1694         R_Shadow_EditLights_DrawSelectedLightProperties();
1695
1696         SCR_DrawConsole();
1697
1698         SCR_DrawBrand();
1699
1700         SCR_DrawInfobar();
1701
1702         if (r_timereport_active)
1703                 R_TimeReport("2d");
1704
1705         if (cls.signon == SIGNONS)
1706                 R_TimeReport_EndFrame();
1707
1708         DrawQ_Finish();
1709
1710         R_DrawGamma();
1711
1712         R_Mesh_Finish();
1713 }
1714
1715 typedef struct loadingscreenstack_s
1716 {
1717         struct loadingscreenstack_s *prev;
1718         char msg[MAX_QPATH];
1719         float absolute_loading_amount_min; // this corresponds to relative completion 0 of this item
1720         float absolute_loading_amount_len; // this corresponds to relative completion 1 of this item
1721         float relative_completion; // 0 .. 1
1722 }
1723 loadingscreenstack_t;
1724 static loadingscreenstack_t *loadingscreenstack = NULL;
1725 static double loadingscreentime = -1;
1726 static qboolean loadingscreencleared = false;
1727 static float loadingscreenheight = 0;
1728 rtexture_t *loadingscreentexture = NULL;
1729 static float loadingscreentexture_vertex3f[12];
1730 static float loadingscreentexture_texcoord2f[8];
1731
1732 static void SCR_ClearLoadingScreenTexture(void)
1733 {
1734         if(loadingscreentexture)
1735                 R_FreeTexture(loadingscreentexture);
1736         loadingscreentexture = NULL;
1737 }
1738
1739 extern rtexturepool_t *r_main_texturepool;
1740 static void SCR_SetLoadingScreenTexture(void)
1741 {
1742         int w, h;
1743         float loadingscreentexture_w;
1744         float loadingscreentexture_h;
1745
1746         SCR_ClearLoadingScreenTexture();
1747
1748         if (vid.support.arb_texture_non_power_of_two)
1749         {
1750                 w = vid.width; h = vid.height;
1751                 loadingscreentexture_w = loadingscreentexture_h = 1;
1752         }
1753         else
1754         {
1755                 w = CeilPowerOf2(vid.width); h = CeilPowerOf2(vid.height);
1756                 loadingscreentexture_w = vid.width / (float) w;
1757                 loadingscreentexture_h = vid.height / (float) h;
1758         }
1759
1760         loadingscreentexture = R_LoadTexture2D(r_main_texturepool, "loadingscreentexture", w, h, NULL, TEXTYPE_BGRA, TEXF_FORCENEAREST | TEXF_CLAMP, NULL);
1761         R_Mesh_CopyToTexture(loadingscreentexture, 0, 0, 0, 0, vid.width, vid.height);
1762
1763         loadingscreentexture_vertex3f[2] = loadingscreentexture_vertex3f[5] = loadingscreentexture_vertex3f[8] = loadingscreentexture_vertex3f[11] = 0;
1764         loadingscreentexture_vertex3f[0] = loadingscreentexture_vertex3f[9] = 0;
1765         loadingscreentexture_vertex3f[1] = loadingscreentexture_vertex3f[4] = 0;
1766         loadingscreentexture_vertex3f[3] = loadingscreentexture_vertex3f[6] = vid_conwidth.integer;
1767         loadingscreentexture_vertex3f[7] = loadingscreentexture_vertex3f[10] = vid_conheight.integer;
1768         loadingscreentexture_texcoord2f[0] = 0;loadingscreentexture_texcoord2f[1] = loadingscreentexture_h;
1769         loadingscreentexture_texcoord2f[2] = loadingscreentexture_w;loadingscreentexture_texcoord2f[3] = loadingscreentexture_h;
1770         loadingscreentexture_texcoord2f[4] = loadingscreentexture_w;loadingscreentexture_texcoord2f[5] = 0;
1771         loadingscreentexture_texcoord2f[6] = 0;loadingscreentexture_texcoord2f[7] = 0;
1772 }
1773
1774 void SCR_UpdateLoadingScreenIfShown(void)
1775 {
1776         if(realtime == loadingscreentime)
1777                 SCR_UpdateLoadingScreen(loadingscreencleared);
1778 }
1779
1780 void SCR_PushLoadingScreen (qboolean redraw, const char *msg, float len_in_parent)
1781 {
1782         loadingscreenstack_t *s = (loadingscreenstack_t *) Z_Malloc(sizeof(loadingscreenstack_t));
1783         s->prev = loadingscreenstack;
1784         loadingscreenstack = s;
1785
1786         strlcpy(s->msg, msg, sizeof(s->msg));
1787         s->relative_completion = 0;
1788
1789         if(s->prev)
1790         {
1791                 s->absolute_loading_amount_min = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len * s->prev->relative_completion;
1792                 s->absolute_loading_amount_len = s->prev->absolute_loading_amount_len * len_in_parent;
1793                 if(s->absolute_loading_amount_len > s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min)
1794                         s->absolute_loading_amount_len = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min;
1795         }
1796         else
1797         {
1798                 s->absolute_loading_amount_min = 0;
1799                 s->absolute_loading_amount_len = 1;
1800         }
1801
1802         if(redraw)
1803                 SCR_UpdateLoadingScreenIfShown();
1804 }
1805
1806 void SCR_PopLoadingScreen (qboolean redraw)
1807 {
1808         loadingscreenstack_t *s = loadingscreenstack;
1809
1810         if(!s)
1811         {
1812                 Con_DPrintf("Popping a loading screen item from an empty stack!\n");
1813                 return;
1814         }
1815
1816         loadingscreenstack = s->prev;
1817         if(s->prev)
1818                 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;
1819         Z_Free(s);
1820
1821         if(redraw)
1822                 SCR_UpdateLoadingScreenIfShown();
1823 }
1824
1825 void SCR_ClearLoadingScreen (qboolean redraw)
1826 {
1827         while(loadingscreenstack)
1828                 SCR_PopLoadingScreen(redraw && !loadingscreenstack->prev);
1829 }
1830
1831 static float SCR_DrawLoadingStack_r(loadingscreenstack_t *s, float y)
1832 {
1833         float size = 8;
1834         float x;
1835         size_t len;
1836         float total;
1837
1838         total = 0;
1839 #if 0
1840         if(s)
1841         {
1842                 total += SCR_DrawLoadingStack_r(s->prev, y);
1843                 y -= total;
1844                 if(!s->prev || strcmp(s->msg, s->prev->msg))
1845                 {
1846                         len = strlen(s->msg);
1847                         x = (vid_conwidth.integer - DrawQ_TextWidth(s->msg, len, size, size, true, FONT_INFOBAR)) / 2;
1848                         y -= size;
1849                         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
1850                         DrawQ_String(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
1851                         total += size;
1852                 }
1853         }
1854 #else
1855         if(s)
1856         {
1857                 len = strlen(s->msg);
1858                 x = (vid_conwidth.integer - DrawQ_TextWidth(s->msg, len, size, size, true, FONT_INFOBAR)) / 2;
1859                 y -= size;
1860                 DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
1861                 DrawQ_String(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
1862                 total += size;
1863         }
1864 #endif
1865         return total;
1866 }
1867
1868 static void SCR_DrawLoadingStack(void)
1869 {
1870         float verts[12];
1871         float colors[16];
1872         int i;
1873
1874         loadingscreenheight = SCR_DrawLoadingStack_r(loadingscreenstack, vid_conheight.integer);
1875         if(loadingscreenstack)
1876         {
1877                 // height = 32; // sorry, using the actual one is ugly
1878                 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
1879                 GL_DepthRange(0, 1);
1880                 GL_PolygonOffset(0, 0);
1881                 GL_DepthTest(false);
1882                 R_Mesh_VertexPointer(verts, 0, 0);
1883                 R_Mesh_ColorPointer(colors, 0, 0);
1884                 R_Mesh_ResetTextureState();
1885                 R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
1886                 verts[2] = verts[5] = verts[8] = verts[11] = 0;
1887                 verts[0] = verts[9] = 0;
1888                 verts[1] = verts[4] = vid_conheight.integer - 8;
1889                 verts[3] = verts[6] = vid_conwidth.integer * loadingscreenstack->absolute_loading_amount_min;
1890                 verts[7] = verts[10] = vid_conheight.integer;
1891
1892                 for(i = 0; i < 16; ++i)
1893                         colors[i] = (i % 4 == 3) ? 1 : (i >= 8 && i % 4 == 2) ? 1 : 0;
1894                         //                                        ^^^^^^^^^^ blue component
1895                         //                              ^^^^^^ bottom row
1896                         //          ^^^^^^^^^^^^ alpha is always on
1897                 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
1898
1899                 // make sure everything is cleared, including the progress indicator
1900                 if(loadingscreenheight < 8)
1901                         loadingscreenheight = 8;
1902         }
1903 }
1904
1905 static cachepic_t *loadingscreenpic;
1906 static float loadingscreenpic_vertex3f[12];
1907 static float loadingscreenpic_texcoord2f[8];
1908
1909 static void SCR_DrawLoadingScreen_SharedSetup (qboolean clear)
1910 {
1911         r_viewport_t viewport;
1912         float x, y;
1913         // release mouse grab while loading
1914         if (!vid.fullscreen)
1915                 VID_SetMouse(false, false, false);
1916         CHECKGLERROR
1917         R_Viewport_InitOrtho(&viewport, &identitymatrix, 0, 0, vid.width, vid.height, 0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100, NULL);
1918         R_SetViewport(&viewport);
1919         //qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
1920         //qglDepthMask(1);CHECKGLERROR
1921         qglColorMask(1,1,1,1);CHECKGLERROR
1922         qglClearColor(0,0,0,0);CHECKGLERROR
1923         // when starting up a new video mode, make sure the screen is cleared to black
1924         if (clear)
1925                 qglClear(GL_COLOR_BUFFER_BIT);CHECKGLERROR
1926         R_Textures_Frame();
1927         R_Mesh_Start();
1928         R_EntityMatrix(&identitymatrix);
1929         // draw the loading plaque
1930         loadingscreenpic = Draw_CachePic ("gfx/loading");
1931         x = (vid_conwidth.integer - loadingscreenpic->width)/2;
1932         y = (vid_conheight.integer - loadingscreenpic->height)/2;
1933         loadingscreenpic_vertex3f[2] = loadingscreenpic_vertex3f[5] = loadingscreenpic_vertex3f[8] = loadingscreenpic_vertex3f[11] = 0;
1934         loadingscreenpic_vertex3f[0] = loadingscreenpic_vertex3f[9] = x;
1935         loadingscreenpic_vertex3f[1] = loadingscreenpic_vertex3f[4] = y;
1936         loadingscreenpic_vertex3f[3] = loadingscreenpic_vertex3f[6] = x + loadingscreenpic->width;
1937         loadingscreenpic_vertex3f[7] = loadingscreenpic_vertex3f[10] = y + loadingscreenpic->height;
1938         loadingscreenpic_texcoord2f[0] = 0;loadingscreenpic_texcoord2f[1] = 0;
1939         loadingscreenpic_texcoord2f[2] = 1;loadingscreenpic_texcoord2f[3] = 0;
1940         loadingscreenpic_texcoord2f[4] = 1;loadingscreenpic_texcoord2f[5] = 1;
1941         loadingscreenpic_texcoord2f[6] = 0;loadingscreenpic_texcoord2f[7] = 1;
1942 }
1943
1944 static void SCR_DrawLoadingScreen (qboolean clear)
1945 {
1946         // we only need to draw the image if it isn't already there
1947         GL_Color(1,1,1,1);
1948         GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1949         GL_DepthRange(0, 1);
1950         GL_PolygonOffset(0, 0);
1951         GL_DepthTest(false);
1952         R_Mesh_ColorPointer(NULL, 0, 0);
1953         if(loadingscreentexture)
1954         {
1955                 R_Mesh_VertexPointer(loadingscreentexture_vertex3f, 0, 0);
1956                 R_Mesh_ResetTextureState();
1957                 R_SetupShader_Generic(loadingscreentexture, NULL, GL_MODULATE, 1);
1958                 R_Mesh_TexCoordPointer(0, 2, loadingscreentexture_texcoord2f, 0, 0);
1959                 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
1960         }
1961         R_Mesh_VertexPointer(loadingscreenpic_vertex3f, 0, 0);
1962         R_Mesh_ResetTextureState();
1963         R_SetupShader_Generic(loadingscreenpic->tex, NULL, GL_MODULATE, 1);
1964         R_Mesh_TexCoordPointer(0, 2, loadingscreenpic_texcoord2f, 0, 0);
1965         R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
1966         SCR_DrawLoadingStack();
1967 }
1968
1969 static void SCR_DrawLoadingScreen_SharedFinish (qboolean clear)
1970 {
1971         R_Mesh_Finish();
1972         // refresh
1973         VID_Finish();
1974         // however this IS necessary on Windows Vista
1975         qglFinish();
1976 }
1977
1978 void SCR_UpdateLoadingScreen (qboolean clear)
1979 {
1980         keydest_t       old_key_dest;
1981         int                     old_key_consoleactive;
1982
1983         // don't do anything if not initialized yet
1984         if (vid_hidden || cls.state == ca_dedicated)
1985                 return;
1986
1987         if(!scr_loadingscreen_background.integer)
1988                 clear = true;
1989
1990         if(loadingscreentime == realtime)
1991                 clear |= loadingscreencleared;
1992
1993         if(clear)
1994                 SCR_ClearLoadingScreenTexture();
1995         else if(loadingscreentime != realtime)
1996                 SCR_SetLoadingScreenTexture();
1997
1998         if(loadingscreentime != realtime)
1999         {
2000                 loadingscreentime = realtime;
2001                 loadingscreenheight = 0;
2002         }
2003         loadingscreencleared = clear;
2004
2005         SCR_DrawLoadingScreen_SharedSetup(clear);
2006         if (vid.stereobuffer)
2007         {
2008                 qglDrawBuffer(GL_BACK_LEFT);
2009                 SCR_DrawLoadingScreen(clear);
2010                 qglDrawBuffer(GL_BACK_RIGHT);
2011                 SCR_DrawLoadingScreen(clear);
2012         }
2013         else
2014         {
2015                 qglDrawBuffer(GL_BACK);
2016                 SCR_DrawLoadingScreen(clear);
2017         }
2018         SCR_DrawLoadingScreen_SharedFinish(clear);
2019
2020         // this goes into the event loop, and should prevent unresponsive cursor on vista
2021         old_key_dest = key_dest;
2022         old_key_consoleactive = key_consoleactive;
2023         key_dest = key_void;
2024         key_consoleactive = false;
2025         Sys_SendKeyEvents();
2026         key_dest = old_key_dest;
2027         key_consoleactive = old_key_consoleactive;
2028 }
2029
2030 qboolean R_Stereo_ColorMasking(void)
2031 {
2032         return r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer;
2033 }
2034
2035 qboolean R_Stereo_Active(void)
2036 {
2037         return (vid.stereobuffer || r_stereo_sidebyside.integer || R_Stereo_ColorMasking());
2038 }
2039
2040 extern cvar_t cl_minfps;
2041 extern cvar_t cl_minfps_fade;
2042 extern cvar_t cl_minfps_qualitymax;
2043 extern cvar_t cl_minfps_qualitymin;
2044 extern cvar_t cl_minfps_qualitypower;
2045 extern cvar_t cl_minfps_qualityscale;
2046 static double cl_updatescreen_rendertime = 0;
2047 static double cl_updatescreen_quality = 1;
2048 extern void Sbar_ShowFPS_Update(void);
2049 void CL_UpdateScreen(void)
2050 {
2051         double rendertime1;
2052         float conwidth, conheight;
2053         float f;
2054
2055         Sbar_ShowFPS_Update();
2056
2057         if (!scr_initialized || !con_initialized || !scr_refresh.integer)
2058                 return;                         // not initialized yet
2059
2060         if(gamemode == GAME_NEXUIZ)
2061         {
2062                 // play a bit with the palette (experimental)
2063                 palette_rgb_pantscolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 0.0f*M_PI/3.0f));
2064                 palette_rgb_pantscolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 2.0f*M_PI/3.0f));
2065                 palette_rgb_pantscolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 4.0f*M_PI/3.0f));
2066                 palette_rgb_shirtcolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 5.0f*M_PI/3.0f));
2067                 palette_rgb_shirtcolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 3.0f*M_PI/3.0f));
2068                 palette_rgb_shirtcolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 1.0f*M_PI/3.0f));
2069                 memcpy(palette_rgb_pantsscoreboard[15], palette_rgb_pantscolormap[15], sizeof(*palette_rgb_pantscolormap));
2070                 memcpy(palette_rgb_shirtscoreboard[15], palette_rgb_shirtcolormap[15], sizeof(*palette_rgb_shirtcolormap));
2071         }
2072
2073         if (vid_hidden)
2074                 return;
2075
2076         rendertime1 = Sys_DoubleTime();
2077
2078         conwidth = bound(160, vid_conwidth.value, 32768);
2079         conheight = bound(90, vid_conheight.value, 24576);
2080         if (vid_conwidth.value != conwidth)
2081                 Cvar_SetValue("vid_conwidth", conwidth);
2082         if (vid_conheight.value != conheight)
2083                 Cvar_SetValue("vid_conheight", conheight);
2084
2085         // bound viewsize
2086         if (scr_viewsize.value < 30)
2087                 Cvar_Set ("viewsize","30");
2088         if (scr_viewsize.value > 120)
2089                 Cvar_Set ("viewsize","120");
2090
2091         // bound field of view
2092         if (scr_fov.value < 1)
2093                 Cvar_Set ("fov","1");
2094         if (scr_fov.value > 170)
2095                 Cvar_Set ("fov","170");
2096
2097         // intermission is always full screen
2098         if (cl.intermission)
2099                 sb_lines = 0;
2100         else
2101         {
2102                 if (scr_viewsize.value >= 120)
2103                         sb_lines = 0;           // no status bar at all
2104                 else if (scr_viewsize.value >= 110)
2105                         sb_lines = 24;          // no inventory
2106                 else
2107                         sb_lines = 24+16+8;
2108         }
2109
2110         r_refdef.view.colormask[0] = 1;
2111         r_refdef.view.colormask[1] = 1;
2112         r_refdef.view.colormask[2] = 1;
2113
2114         SCR_SetUpToDrawConsole();
2115
2116         CHECKGLERROR
2117         qglDrawBuffer(GL_BACK);CHECKGLERROR
2118         qglViewport(0, 0, vid.width, vid.height);CHECKGLERROR
2119         qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
2120         qglDepthMask(1);CHECKGLERROR
2121         qglColorMask(1,1,1,1);CHECKGLERROR
2122         qglClearColor(0,0,0,0);CHECKGLERROR
2123         R_ClearScreen(false);
2124         r_refdef.view.clear = false;
2125         r_refdef.view.isoverlay = false;
2126         f = pow((float)cl_updatescreen_quality, cl_minfps_qualitypower.value) * cl_minfps_qualityscale.value;
2127         r_refdef.view.quality = bound(cl_minfps_qualitymin.value, f, cl_minfps_qualitymax.value);
2128
2129         if (qglPolygonStipple)
2130         {
2131                 if(scr_stipple.integer)
2132                 {
2133                         GLubyte stipple[128];
2134                         int i, s, width, parts;
2135                         static int frame = 0;
2136                         ++frame;
2137
2138                         s = scr_stipple.integer;
2139                         parts = (s & 007);
2140                         width = (s & 070) >> 3;
2141
2142                         qglEnable(GL_POLYGON_STIPPLE);CHECKGLERROR // 0x0B42
2143                         for(i = 0; i < 128; ++i)
2144                         {
2145                                 int line = i/4;
2146                                 stipple[i] = (((line >> width) + frame) & ((1 << parts) - 1)) ? 0x00 : 0xFF;
2147                         }
2148                         qglPolygonStipple(stipple);CHECKGLERROR
2149                 }
2150                 else
2151                 {
2152                         qglDisable(GL_POLYGON_STIPPLE);CHECKGLERROR
2153                 }
2154         }
2155
2156         CHECKGLERROR
2157         if (R_Stereo_Active())
2158         {
2159                 matrix4x4_t originalmatrix = r_refdef.view.matrix;
2160                 matrix4x4_t offsetmatrix;
2161                 Matrix4x4_CreateFromQuakeEntity(&offsetmatrix, 0, r_stereo_separation.value * 0.5f, 0, 0, r_stereo_angle.value * 0.5f, 0, 1);
2162                 Matrix4x4_Concat(&r_refdef.view.matrix, &originalmatrix, &offsetmatrix);
2163
2164                 if (r_stereo_sidebyside.integer)
2165                         r_stereo_side = 0;
2166
2167                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2168                 {
2169                         r_refdef.view.colormask[0] = 1;
2170                         r_refdef.view.colormask[1] = 0;
2171                         r_refdef.view.colormask[2] = 0;
2172                 }
2173
2174                 if (vid.stereobuffer)
2175                         qglDrawBuffer(GL_BACK_RIGHT);
2176
2177                 SCR_DrawScreen();
2178
2179                 Matrix4x4_CreateFromQuakeEntity(&offsetmatrix, 0, r_stereo_separation.value * -0.5f, 0, 0, r_stereo_angle.value * -0.5f, 0, 1);
2180                 Matrix4x4_Concat(&r_refdef.view.matrix, &originalmatrix, &offsetmatrix);
2181
2182                 if (r_stereo_sidebyside.integer)
2183                         r_stereo_side = 1;
2184
2185                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2186                 {
2187                         r_refdef.view.colormask[0] = 0;
2188                         r_refdef.view.colormask[1] = r_stereo_redcyan.integer || r_stereo_redgreen.integer;
2189                         r_refdef.view.colormask[2] = r_stereo_redcyan.integer || r_stereo_redblue.integer;
2190                 }
2191
2192                 if (vid.stereobuffer)
2193                         qglDrawBuffer(GL_BACK_LEFT);
2194
2195                 SCR_DrawScreen();
2196
2197                 r_refdef.view.matrix = originalmatrix;
2198         }
2199         else
2200                 SCR_DrawScreen();
2201         CHECKGLERROR
2202
2203         SCR_CaptureVideo();
2204
2205         // quality adjustment according to render time
2206         CHECKGLERROR
2207         qglFlush(); // FIXME: should we really be using qglFlush here?
2208         cl_updatescreen_rendertime += ((Sys_DoubleTime() - rendertime1) - cl_updatescreen_rendertime) * bound(0, cl_minfps_fade.value, 1);
2209         if (cl_minfps.value > 0 && cl_updatescreen_rendertime > 0 && !cls.timedemo && (!cls.capturevideo.active || !cls.capturevideo.realtime))
2210                 cl_updatescreen_quality = 1 / (cl_updatescreen_rendertime * cl_minfps.value);
2211         else
2212                 cl_updatescreen_quality = 1;
2213
2214         if (!vid_activewindow)
2215                 VID_SetMouse(false, false, false);
2216         else if (key_consoleactive)
2217                 VID_SetMouse(vid.fullscreen, false, false);
2218         else if (key_dest == key_menu_grabbed)
2219                 VID_SetMouse(true, vid_mouse.integer && !in_client_mouse, true);
2220         else if (key_dest == key_menu)
2221                 VID_SetMouse(vid.fullscreen, vid_mouse.integer && !in_client_mouse, true);
2222         else
2223                 VID_SetMouse(vid.fullscreen, vid_mouse.integer && !cl.csqc_wantsmousemove && (!cls.demoplayback || cl_demo_mousegrab.integer), true);
2224
2225         VID_Finish();
2226 }
2227
2228 void CL_Screen_NewMap(void)
2229 {
2230 }