cl_screen.c

   1
   2 #include "quakedef.h"
   3 #include "cl_video.h"
   4 #include "image.h"
   5 #include "jpeg.h"
   6 #include "cl_collision.h"
   7 #include "libcurl.h"
   8 #include "csprogs.h"
   9 #include "cap_avi.h"
  10 #include "cap_ogg.h"
  11
  12 // we have to include snd_main.h here only to get access to snd_renderbuffer->format.speed when writing the AVI headers
  13 #include "snd_main.h"
  14
  15 cvar_t scr_viewsize = {CVAR_SAVE, "viewsize","100", "how large the view should be, 110 disables inventory bar, 120 disables status bar"};
  16 cvar_t scr_fov = {CVAR_SAVE, "fov","90", "field of vision, 1-170 degrees, default 90, some players use 110-130"};
  17 cvar_t scr_conalpha = {CVAR_SAVE, "scr_conalpha", "1", "opacity of console background"};
  18 cvar_t scr_conbrightness = {CVAR_SAVE, "scr_conbrightness", "1", "brightness of console background (0 = black, 1 = image)"};
  19 cvar_t scr_conforcewhiledisconnected = {0, "scr_conforcewhiledisconnected", "1", "forces fullscreen console while disconnected"};
  20 cvar_t scr_menuforcewhiledisconnected = {0, "scr_menuforcewhiledisconnected", "0", "forces menu while disconnected"};
  21 cvar_t scr_centertime = {0, "scr_centertime","2", "how long centerprint messages show"};
  22 cvar_t scr_showram = {CVAR_SAVE, "showram","1", "show ram icon if low on surface cache memory (not used)"};
  23 cvar_t scr_showturtle = {CVAR_SAVE, "showturtle","0", "show turtle icon when framerate is too low"};
  24 cvar_t scr_showpause = {CVAR_SAVE, "showpause","1", "show pause icon when game is paused"};
  25 cvar_t scr_showbrand = {0, "showbrand","0", "shows gfx/brand.tga in a corner of the screen (different values select different positions, including centered)"};
  26 cvar_t scr_printspeed = {0, "scr_printspeed","0", "speed of intermission printing (episode end texts), a value of 0 disables the slow printing"};
  27 cvar_t vid_conwidth = {CVAR_SAVE, "vid_conwidth", "640", "virtual width of 2D graphics system"};
  28 cvar_t vid_conheight = {CVAR_SAVE, "vid_conheight", "480", "virtual height of 2D graphics system"};
  29 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)"};
  30 cvar_t scr_screenshot_jpeg = {CVAR_SAVE, "scr_screenshot_jpeg","1", "save jpeg instead of targa"};
  31 cvar_t scr_screenshot_jpeg_quality = {CVAR_SAVE, "scr_screenshot_jpeg_quality","0.9", "image quality of saved jpeg"};
  32 cvar_t scr_screenshot_gammaboost = {CVAR_SAVE, "scr_screenshot_gammaboost","1", "gamma correction on saved screenshots and videos, 1.0 saves unmodified images"};
  33 cvar_t scr_screenshot_hwgamma = {CVAR_SAVE, "scr_screenshot_hwgamma","1", "apply the video gamma ramp to saved screenshots and videos"};
  34 // scr_screenshot_name is defined in fs.c
  35 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)"};
  36 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)"};
  37 cvar_t cl_capturevideo_width = {CVAR_SAVE, "cl_capturevideo_width", "0", "scales all frames to this resolution before saving the video"};
  38 cvar_t cl_capturevideo_height = {CVAR_SAVE, "cl_capturevideo_height", "0", "scales all frames to this resolution before saving the video"};
  39 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"};
  40 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)"};
  41 cvar_t cl_capturevideo_nameformat = {CVAR_SAVE, "cl_capturevideo_nameformat", "dpvideo", "prefix for saved videos (the date is encoded using strftime escapes)"};
  42 cvar_t cl_capturevideo_number = {CVAR_SAVE, "cl_capturevideo_number", "1", "number to append to video filename, incremented each time a capture begins"};
  43 cvar_t cl_capturevideo_ogg = {CVAR_SAVE, "cl_capturevideo_ogg", "1", "save captured video data as Ogg/Vorbis/Theora streams"};
  44 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)"};
  45 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)"};
  46 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)"};
  47 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)"};
  48 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)"};
  49 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"};
  50 cvar_t r_stereo_redgreen = {0, "r_stereo_redgreen", "0", "red/green anaglyph stereo glasses (for those who don't mind yellow)"};
  51 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)"};
  52 cvar_t scr_zoomwindow = {CVAR_SAVE, "scr_zoomwindow", "0", "displays a zoomed in overlay window"};
  53 cvar_t scr_zoomwindow_viewsizex = {CVAR_SAVE, "scr_zoomwindow_viewsizex", "20", "horizontal viewsize of zoom window"};
  54 cvar_t scr_zoomwindow_viewsizey = {CVAR_SAVE, "scr_zoomwindow_viewsizey", "20", "vertical viewsize of zoom window"};
  55 cvar_t scr_zoomwindow_fov = {CVAR_SAVE, "scr_zoomwindow_fov", "20", "fov of zoom window"};
  56 cvar_t scr_stipple = {0, "scr_stipple", "0", "interlacing-like stippling of the display"};
  57 cvar_t scr_refresh = {0, "scr_refresh", "1", "allows you to completely shut off rendering for benchmarking purposes"};
  58 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"};
  59 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)"};
  60 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)"};
  61
  62 extern cvar_t r_glsl;
  63 extern cvar_t v_glslgamma;
  64 extern cvar_t sbar_info_pos;
  65 #define WANT_SCREENSHOT_HWGAMMA (scr_screenshot_hwgamma.integer && vid_usinghwgamma)
  66
  67 int jpeg_supported = false;
  68
  69 qboolean        scr_initialized;                // ready to draw
  70
  71 float           scr_con_current;
  72 int                     scr_con_margin_bottom;
  73
  74 extern int      con_vislines;
  75
  76 static void SCR_ScreenShot_f (void);
  77 static void R_Envmap_f (void);
  78
  79 // backend
  80 void R_ClearScreen(qboolean fogcolor);
  81
  82 /*
  83 ===============================================================================
  84
  85 CENTER PRINTING
  86
  87 ===============================================================================
  88 */
  89
  90 char            scr_centerstring[MAX_INPUTLINE];
  91 float           scr_centertime_start;   // for slow victory printing
  92 float           scr_centertime_off;
  93 int                     scr_center_lines;
  94 int                     scr_erase_lines;
  95 int                     scr_erase_center;
  96 char        scr_infobarstring[MAX_INPUTLINE];
  97 float       scr_infobartime_off;
  98
  99 /*
 100 ==============
 101 SCR_CenterPrint
 102
 103 Called for important messages that should stay in the center of the screen
 104 for a few moments
 105 ==============
 106 */
 107 void SCR_CenterPrint(const char *str)
 108 {
 109         strlcpy (scr_centerstring, str, sizeof (scr_centerstring));
 110         scr_centertime_off = scr_centertime.value;
 111         scr_centertime_start = cl.time;
 112
 113 // count the number of lines for centering
 114         scr_center_lines = 1;
 115         while (*str)
 116         {
 117                 if (*str == '\n')
 118                         scr_center_lines++;
 119                 str++;
 120         }
 121 }
 122
 123
 124 void SCR_DrawCenterString (void)
 125 {
 126         char    *start;
 127         int             x, y;
 128         int             remaining;
 129         int             color;
 130
 131         if(cl.intermission == 2) // in finale,
 132                 if(sb_showscores) // make TAB hide the finale message (sb_showscores overrides finale in sbar.c)
 133                         return;
 134
 135         if(scr_centertime.value <= 0 && !cl.intermission)
 136                 return;
 137
 138 // the finale prints the characters one at a time, except if printspeed is an absurdly high value
 139         if (cl.intermission && scr_printspeed.value > 0 && scr_printspeed.value < 1000000)
 140                 remaining = (int)(scr_printspeed.value * (cl.time - scr_centertime_start));
 141         else
 142                 remaining = 9999;
 143
 144         scr_erase_center = 0;
 145         start = scr_centerstring;
 146
 147         if (remaining < 1)
 148                 return;
 149
 150         if (scr_center_lines <= 4)
 151                 y = (int)(vid_conheight.integer*0.35);
 152         else
 153                 y = 48;
 154
 155         color = -1;
 156         do
 157         {
 158                 // scan the number of characters on the line, not counting color codes
 159                 char *newline = strchr(start, '\n');
 160                 int l = newline ? (newline - start) : (int)strlen(start);
 161                 float width = DrawQ_TextWidth_Font(start, l, false, FONT_CENTERPRINT) * 8;
 162
 163                 x = (int) (vid_conwidth.integer - width)/2;
 164                 if (l > 0)
 165                 {
 166                         if (remaining < l)
 167                                 l = remaining;
 168                         DrawQ_String_Font(x, y, start, l, 8, 8, 1, 1, 1, 1, 0, &color, false, FONT_CENTERPRINT);
 169                         remaining -= l;
 170                         if (remaining <= 0)
 171                                 return;
 172                 }
 173                 y += 8;
 174
 175                 if (!newline)
 176                         break;
 177                 start = newline + 1; // skip the \n
 178         } while (1);
 179 }
 180
 181 void SCR_CheckDrawCenterString (void)
 182 {
 183         if (scr_center_lines > scr_erase_lines)
 184                 scr_erase_lines = scr_center_lines;
 185
 186         if (cl.time > cl.oldtime)
 187                 scr_centertime_off -= cl.time - cl.oldtime;
 188
 189         // don't draw if this is a normal stats-screen intermission,
 190         // only if it is not an intermission, or a finale intermission
 191         if (cl.intermission == 1)
 192                 return;
 193         if (scr_centertime_off <= 0 && !cl.intermission)
 194                 return;
 195         if (key_dest != key_game)
 196                 return;
 197
 198         SCR_DrawCenterString ();
 199 }
 200
 201 void SCR_DrawNetGraph_DrawGraph (int graphx, int graphy, int graphwidth, int graphheight, float graphscale, const char *label, float textsize, int packetcounter, netgraphitem_t *netgraph)
 202 {
 203         netgraphitem_t *graph;
 204         int j, x, y;
 205         int totalbytes = 0;
 206         char bytesstring[128];
 207         float g[NETGRAPH_PACKETS][6];
 208         float *a;
 209         float *b;
 210         DrawQ_Fill(graphx, graphy, graphwidth, graphheight + textsize * 2, 0, 0, 0, 0.5, 0);
 211         // draw the bar graph itself
 212         // advance the packet counter because it is the latest packet column being
 213         // built up and should come last
 214         packetcounter = (packetcounter + 1) % NETGRAPH_PACKETS;
 215         memset(g, 0, sizeof(g));
 216         for (j = 0;j < NETGRAPH_PACKETS;j++)
 217         {
 218                 graph = netgraph + j;
 219                 g[j][0] = 1.0f - 0.25f * (realtime - graph->time);
 220                 g[j][1] = 1.0f;
 221                 g[j][2] = 1.0f;
 222                 g[j][3] = 1.0f;
 223                 g[j][4] = 1.0f;
 224                 g[j][5] = 1.0f;
 225                 if (graph->unreliablebytes == NETGRAPH_LOSTPACKET)
 226                         g[j][1] = 0.00f;
 227                 else if (graph->unreliablebytes == NETGRAPH_CHOKEDPACKET)
 228                         g[j][2] = 0.96f;
 229                 else
 230                 {
 231                         g[j][3] = 1.0f    - graph->unreliablebytes * graphscale;
 232                         g[j][4] = g[j][3] - graph->reliablebytes   * graphscale;
 233                         g[j][5] = g[j][4] - graph->ackbytes        * graphscale;
 234                         // count bytes in the last second
 235                         if (realtime - graph->time < 1.0f)
 236                                 totalbytes += graph->unreliablebytes + graph->reliablebytes + graph->ackbytes;
 237                 }
 238                 g[j][1] = bound(0.0f, g[j][1], 1.0f);
 239                 g[j][2] = bound(0.0f, g[j][2], 1.0f);
 240                 g[j][3] = bound(0.0f, g[j][3], 1.0f);
 241                 g[j][4] = bound(0.0f, g[j][4], 1.0f);
 242                 g[j][5] = bound(0.0f, g[j][5], 1.0f);
 243         }
 244         // render the lines for the graph
 245         for (j = 0;j < NETGRAPH_PACKETS;j++)
 246         {
 247                 a = g[j];
 248                 b = g[(j+1)%NETGRAPH_PACKETS];
 249                 if (a[0] < 0.0f || b[0] > 1.0f || b[0] < a[0])
 250                         continue;
 251                 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);
 252                 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);
 253                 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);
 254                 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);
 255                 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);
 256         }
 257         x = graphx;
 258         y = graphy + graphheight;
 259         dpsnprintf(bytesstring, sizeof(bytesstring), "%i", totalbytes);
 260         DrawQ_String(x, y, label      , 0, textsize, textsize, 1.0f, 1.0f, 1.0f, 1.0f, 0, NULL, false);y += textsize;
 261         DrawQ_String(x, y, bytesstring, 0, textsize, textsize, 1.0f, 1.0f, 1.0f, 1.0f, 0, NULL, false);y += textsize;
 262 }
 263
 264 /*
 265 ==============
 266 SCR_DrawNetGraph
 267 ==============
 268 */
 269 void SCR_DrawNetGraph (void)
 270 {
 271         int i, separator1, separator2, graphwidth, graphheight, netgraph_x, netgraph_y, textsize, index, netgraphsperrow;
 272         float graphscale;
 273         netconn_t *c;
 274
 275         if (cls.state != ca_connected)
 276                 return;
 277         if (!cls.netcon)
 278                 return;
 279         if (!shownetgraph.integer)
 280                 return;
 281
 282         separator1 = 2;
 283         separator2 = 4;
 284         textsize = 8;
 285         graphwidth = 120;
 286         graphheight = 70;
 287         graphscale = 1.0f / 1500.0f;
 288
 289         netgraphsperrow = (vid_conwidth.integer + separator2) / (graphwidth * 2 + separator1 + separator2);
 290         netgraphsperrow = max(netgraphsperrow, 1);
 291
 292         index = 0;
 293         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (graphwidth * 2 + separator1 + separator2);
 294         netgraph_y = (vid_conheight.integer - 48 - sbar_info_pos.integer + separator2) - (1 + (index / netgraphsperrow)) * (graphheight + textsize + separator2);
 295         c = cls.netcon;
 296         SCR_DrawNetGraph_DrawGraph(netgraph_x                          , netgraph_y, graphwidth, graphheight, graphscale, "incoming", textsize, c->incoming_packetcounter, c->incoming_netgraph);
 297         SCR_DrawNetGraph_DrawGraph(netgraph_x + graphwidth + separator1, netgraph_y, graphwidth, graphheight, graphscale, "outgoing", textsize, c->outgoing_packetcounter, c->outgoing_netgraph);
 298         index++;
 299
 300         if (sv.active && shownetgraph.integer >= 2)
 301         {
 302                 for (i = 0;i < svs.maxclients;i++)
 303                 {
 304                         c = svs.clients[i].netconnection;
 305                         if (!c)
 306                                 continue;
 307                         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (graphwidth * 2 + separator1 + separator2);
 308                         netgraph_y = (vid_conheight.integer - 48 + separator2) - (1 + (index / netgraphsperrow)) * (graphheight + textsize + separator2);
 309                         SCR_DrawNetGraph_DrawGraph(netgraph_x                          , netgraph_y, graphwidth, graphheight, graphscale, va("%s", svs.clients[i].name), textsize, c->outgoing_packetcounter, c->outgoing_netgraph);
 310                         SCR_DrawNetGraph_DrawGraph(netgraph_x + graphwidth + separator1, netgraph_y, graphwidth, graphheight, graphscale, ""                           , textsize, c->incoming_packetcounter, c->incoming_netgraph);
 311                         index++;
 312                 }
 313         }
 314 }
 315
 316 /*
 317 ==============
 318 SCR_DrawTurtle
 319 ==============
 320 */
 321 void SCR_DrawTurtle (void)
 322 {
 323         static int      count;
 324
 325         if (cls.state != ca_connected)
 326                 return;
 327
 328         if (!scr_showturtle.integer)
 329                 return;
 330
 331         if (cl.realframetime < 0.1)
 332         {
 333                 count = 0;
 334                 return;
 335         }
 336
 337         count++;
 338         if (count < 3)
 339                 return;
 340
 341         DrawQ_Pic (0, 0, Draw_CachePic ("gfx/turtle"), 0, 0, 1, 1, 1, 1, 0);
 342 }
 343
 344 /*
 345 ==============
 346 SCR_DrawNet
 347 ==============
 348 */
 349 void SCR_DrawNet (void)
 350 {
 351         if (cls.state != ca_connected)
 352                 return;
 353         if (realtime - cl.last_received_message < 0.3)
 354                 return;
 355         if (cls.demoplayback)
 356                 return;
 357
 358         DrawQ_Pic (64, 0, Draw_CachePic ("gfx/net"), 0, 0, 1, 1, 1, 1, 0);
 359 }
 360
 361 /*
 362 ==============
 363 DrawPause
 364 ==============
 365 */
 366 void SCR_DrawPause (void)
 367 {
 368         cachepic_t      *pic;
 369
 370         if (cls.state != ca_connected)
 371                 return;
 372
 373         if (!scr_showpause.integer)             // turn off for screenshots
 374                 return;
 375
 376         if (!cl.paused)
 377                 return;
 378
 379         pic = Draw_CachePic ("gfx/pause");
 380         DrawQ_Pic ((vid_conwidth.integer - pic->width)/2, (vid_conheight.integer - pic->height)/2, pic, 0, 0, 1, 1, 1, 1, 0);
 381 }
 382
 383 /*
 384 ==============
 385 SCR_DrawBrand
 386 ==============
 387 */
 388 void SCR_DrawBrand (void)
 389 {
 390         cachepic_t      *pic;
 391         float           x, y;
 392
 393         if (!scr_showbrand.value)
 394                 return;
 395
 396         pic = Draw_CachePic ("gfx/brand");
 397
 398         switch ((int)scr_showbrand.value)
 399         {
 400         case 1: // bottom left
 401                 x = 0;
 402                 y = vid_conheight.integer - pic->height;
 403                 break;
 404         case 2: // bottom centre
 405                 x = (vid_conwidth.integer - pic->width) / 2;
 406                 y = vid_conheight.integer - pic->height;
 407                 break;
 408         case 3: // bottom right
 409                 x = vid_conwidth.integer - pic->width;
 410                 y = vid_conheight.integer - pic->height;
 411                 break;
 412         case 4: // centre right
 413                 x = vid_conwidth.integer - pic->width;
 414                 y = (vid_conheight.integer - pic->height) / 2;
 415                 break;
 416         case 5: // top right
 417                 x = vid_conwidth.integer - pic->width;
 418                 y = 0;
 419                 break;
 420         case 6: // top centre
 421                 x = (vid_conwidth.integer - pic->width) / 2;
 422                 y = 0;
 423                 break;
 424         case 7: // top left
 425                 x = 0;
 426                 y = 0;
 427                 break;
 428         case 8: // centre left
 429                 x = 0;
 430                 y = (vid_conheight.integer - pic->height) / 2;
 431                 break;
 432         default:
 433                 return;
 434         }
 435
 436         DrawQ_Pic (x, y, pic, 0, 0, 1, 1, 1, 1, 0);
 437 }
 438
 439 /*
 440 ==============
 441 SCR_DrawQWDownload
 442 ==============
 443 */
 444 static int SCR_DrawQWDownload(int offset)
 445 {
 446         // sync with SCR_InfobarHeight
 447         int len;
 448         float x, y;
 449         float size = 8;
 450         char temp[256];
 451
 452         if (!cls.qw_downloadname[0])
 453         {
 454                 cls.qw_downloadspeedrate = 0;
 455                 cls.qw_downloadspeedtime = realtime;
 456                 cls.qw_downloadspeedcount = 0;
 457                 return 0;
 458         }
 459         if (realtime >= cls.qw_downloadspeedtime + 1)
 460         {
 461                 cls.qw_downloadspeedrate = cls.qw_downloadspeedcount;
 462                 cls.qw_downloadspeedtime = realtime;
 463                 cls.qw_downloadspeedcount = 0;
 464         }
 465         if (cls.protocol == PROTOCOL_QUAKEWORLD)
 466                 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);
 467         else
 468                 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);
 469         len = (int)strlen(temp);
 470         x = (vid_conwidth.integer - DrawQ_TextWidth_Font(temp, len, true, FONT_INFOBAR) * size) / 2;
 471         y = vid_conheight.integer - size - offset;
 472         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
 473         DrawQ_String_Font(x, y, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
 474         return 8;
 475 }
 476 /*
 477 ==============
 478 SCR_DrawInfobarString
 479 ==============
 480 */
 481 static int SCR_DrawInfobarString(int offset)
 482 {
 483         int len;
 484         float x, y;
 485         float size = 8;
 486
 487         len = (int)strlen(scr_infobarstring);
 488         x = (vid_conwidth.integer - DrawQ_TextWidth_Font(scr_infobarstring, len, false, FONT_INFOBAR) * size) / 2;
 489         y = vid_conheight.integer - size - offset;
 490         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
 491         DrawQ_String_Font(x, y, scr_infobarstring, len, size, size, 1, 1, 1, 1, 0, NULL, false, FONT_INFOBAR);
 492         return 8;
 493 }
 494
 495 /*
 496 ==============
 497 SCR_DrawCurlDownload
 498 ==============
 499 */
 500 static int SCR_DrawCurlDownload(int offset)
 501 {
 502         // sync with SCR_InfobarHeight
 503         int len;
 504         int nDownloads;
 505         int i;
 506         float x, y;
 507         float size = 8;
 508         Curl_downloadinfo_t *downinfo;
 509         char temp[256];
 510         const char *addinfo;
 511
 512         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo);
 513         if(!downinfo)
 514                 return 0;
 515
 516         y = vid_conheight.integer - size * nDownloads - offset;
 517
 518         if(addinfo)
 519         {
 520                 len = (int)strlen(addinfo);
 521                 x = (vid_conwidth.integer - DrawQ_TextWidth_Font(addinfo, len, true, FONT_INFOBAR) * size) / 2;
 522                 DrawQ_Fill(0, y - size, vid_conwidth.integer, size, 1, 1, 1, cls.signon == SIGNONS ? 0.8 : 1, 0);
 523                 DrawQ_String_Font(x, y - size, addinfo, len, size, size, 0, 0, 0, 1, 0, NULL, true, FONT_INFOBAR);
 524         }
 525
 526         for(i = 0; i != nDownloads; ++i)
 527         {
 528                 if(downinfo[i].queued)
 529                         dpsnprintf(temp, sizeof(temp), "Still in queue: %s\n", downinfo[i].filename);
 530                 else if(downinfo[i].progress <= 0)
 531                         dpsnprintf(temp, sizeof(temp), "Downloading %s ...  ???.?%% @ %.1f KiB/s\n", downinfo[i].filename, downinfo[i].speed / 1024.0);
 532                 else
 533                         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);
 534                 len = (int)strlen(temp);
 535                 x = (vid_conwidth.integer - DrawQ_TextWidth_Font(temp, len, true, FONT_INFOBAR) * size) / 2;
 536                 DrawQ_Fill(0, y + i * size, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
 537                 DrawQ_String_Font(x, y + i * size, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
 538         }
 539
 540         Z_Free(downinfo);
 541
 542         return 8 * (nDownloads + (addinfo ? 1 : 0));
 543 }
 544
 545 /*
 546 ==============
 547 SCR_DrawInfobar
 548 ==============
 549 */
 550 static void SCR_DrawInfobar(void)
 551 {
 552         int offset = 0;
 553         if(scr_infobartime_off > 0)
 554                 offset += SCR_DrawInfobarString(offset);
 555         offset += SCR_DrawQWDownload(offset);
 556         offset += SCR_DrawCurlDownload(offset);
 557         if(offset != scr_con_margin_bottom)
 558                 Con_DPrintf("broken console margin calculation: %d != %d\n", offset, scr_con_margin_bottom);
 559 }
 560
 561 static int SCR_InfobarHeight(void)
 562 {
 563         int offset = 0;
 564         Curl_downloadinfo_t *downinfo;
 565         const char *addinfo;
 566         int nDownloads;
 567
 568         if (cl.time > cl.oldtime)
 569                 scr_infobartime_off -= cl.time - cl.oldtime;
 570         if(scr_infobartime_off > 0)
 571                 offset += 8;
 572
 573         if(cls.qw_downloadname[0])
 574                 offset += 8;
 575
 576         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo);
 577         if(downinfo)
 578         {
 579                 offset += 8 * (nDownloads + (addinfo ? 1 : 0));
 580                 Z_Free(downinfo);
 581         }
 582
 583         return offset;
 584 }
 585
 586 /*
 587 ==============
 588 SCR_InfoBar_f
 589 ==============
 590 */
 591 void SCR_InfoBar_f(void)
 592 {
 593         if(Cmd_Argc() == 3)
 594         {
 595                 scr_infobartime_off = atof(Cmd_Argv(1));
 596                 strlcpy(scr_infobarstring, Cmd_Argv(2), sizeof(scr_infobarstring));
 597         }
 598         else
 599         {
 600                 Con_Printf("usage:\ninfobar expiretime \"string\"\n");
 601         }
 602 }
 603 //=============================================================================
 604
 605 /*
 606 ==================
 607 SCR_SetUpToDrawConsole
 608 ==================
 609 */
 610 void SCR_SetUpToDrawConsole (void)
 611 {
 612         // lines of console to display
 613         float conlines;
 614         static int framecounter = 0;
 615
 616         Con_CheckResize ();
 617
 618         if (scr_menuforcewhiledisconnected.integer && key_dest == key_game && cls.state == ca_disconnected)
 619         {
 620                 if (framecounter >= 2)
 621                         MR_ToggleMenu_f();
 622                 else
 623                         framecounter++;
 624         }
 625         else
 626                 framecounter = 0;
 627
 628         if (scr_conforcewhiledisconnected.integer && key_dest == key_game && cls.signon != SIGNONS)
 629                 key_consoleactive |= KEY_CONSOLEACTIVE_FORCED;
 630         else
 631                 key_consoleactive &= ~KEY_CONSOLEACTIVE_FORCED;
 632
 633 // decide on the height of the console
 634         if (key_consoleactive & KEY_CONSOLEACTIVE_USER)
 635                 conlines = vid_conheight.integer/2;     // half screen
 636         else
 637                 conlines = 0;                           // none visible
 638
 639         scr_con_current = conlines;
 640 }
 641
 642 /*
 643 ==================
 644 SCR_DrawConsole
 645 ==================
 646 */
 647 void SCR_DrawConsole (void)
 648 {
 649         scr_con_margin_bottom = SCR_InfobarHeight();
 650         if (key_consoleactive & KEY_CONSOLEACTIVE_FORCED)
 651         {
 652                 // full screen
 653                 Con_DrawConsole (vid_conheight.integer - scr_con_margin_bottom);
 654         }
 655         else if (scr_con_current)
 656                 Con_DrawConsole (min((int)scr_con_current, vid_conheight.integer - scr_con_margin_bottom));
 657         else
 658                 con_vislines = 0;
 659 }
 660
 661 /*
 662 ===============
 663 SCR_BeginLoadingPlaque
 664
 665 ================
 666 */
 667 void SCR_BeginLoadingPlaque (void)
 668 {
 669         // save console log up to this point to log_file if it was set by configs
 670         Log_Start();
 671
 672         Host_StartVideo();
 673         SCR_UpdateLoadingScreen(false);
 674 }
 675
 676 //=============================================================================
 677
 678 char r_speeds_timestring[4096];
 679 int speedstringcount, r_timereport_active;
 680 double r_timereport_temp = 0, r_timereport_current = 0, r_timereport_start = 0;
 681 int r_speeds_longestitem = 0;
 682
 683 void R_TimeReport(char *desc)
 684 {
 685         char tempbuf[256];
 686         int length;
 687         int t;
 688
 689         if (r_speeds.integer < 2 || !r_timereport_active)
 690                 return;
 691
 692         CHECKGLERROR
 693         if (r_speeds.integer == 2)
 694                 qglFinish();
 695         CHECKGLERROR
 696         r_timereport_temp = r_timereport_current;
 697         r_timereport_current = Sys_DoubleTime();
 698         t = (int) ((r_timereport_current - r_timereport_temp) * 1000000.0 + 0.5);
 699
 700         length = dpsnprintf(tempbuf, sizeof(tempbuf), "%8i %s", t, desc);
 701         length = min(length, (int)sizeof(tempbuf) - 1);
 702         if (r_speeds_longestitem < length)
 703                 r_speeds_longestitem = length;
 704         for (;length < r_speeds_longestitem;length++)
 705                 tempbuf[length] = ' ';
 706         tempbuf[length] = 0;
 707
 708         if (speedstringcount + length > (vid_conwidth.integer / 8))
 709         {
 710                 strlcat(r_speeds_timestring, "\n", sizeof(r_speeds_timestring));
 711                 speedstringcount = 0;
 712         }
 713         strlcat(r_speeds_timestring, tempbuf, sizeof(r_speeds_timestring));
 714         speedstringcount += length;
 715 }
 716
 717 void R_TimeReport_BeginFrame(void)
 718 {
 719         speedstringcount = 0;
 720         r_speeds_timestring[0] = 0;
 721         r_timereport_active = false;
 722         memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
 723
 724         if (r_speeds.integer >= 2 && cls.signon == SIGNONS && cls.state == ca_connected)
 725         {
 726                 r_timereport_active = true;
 727                 r_timereport_start = r_timereport_current = Sys_DoubleTime();
 728         }
 729 }
 730
 731 static int R_CountLeafTriangles(const dp_model_t *model, const mleaf_t *leaf)
 732 {
 733         int i, triangles = 0;
 734         for (i = 0;i < leaf->numleafsurfaces;i++)
 735                 triangles += model->data_surfaces[leaf->firstleafsurface[i]].num_triangles;
 736         return triangles;
 737 }
 738
 739 void R_TimeReport_EndFrame(void)
 740 {
 741         int i, j, lines, y;
 742         cl_locnode_t *loc;
 743         char string[1024+4096];
 744         mleaf_t *viewleaf;
 745
 746         string[0] = 0;
 747         if (r_speeds.integer && cls.signon == SIGNONS && cls.state == ca_connected)
 748         {
 749                 // put the location name in the r_speeds display as it greatly helps
 750                 // when creating loc files
 751                 loc = CL_Locs_FindNearest(cl.movement_origin);
 752                 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;
 753                 dpsnprintf(string, sizeof(string),
 754 "%s%s\n"
 755 "%3i renders org:'%+8.2f %+8.2f %+8.2f' dir:'%+2.3f %+2.3f %+2.3f'\n"
 756 "%5i viewleaf%5i cluster%2i area%4i brushes%4i surfaces(%7i triangles)\n"
 757 "%7i surfaces%7i triangles %5i entities (%7i surfaces%7i triangles)\n"
 758 "%5i leafs%5i portals%6i/%6i particles%6i/%6i decals %3i%% quality\n"
 759 "%7i lightmap updates (%7i pixels)\n"
 760 "%4i lights%4i clears%4i scissored%7i light%7i shadow%7i dynamic\n"
 761 "rendered%6i meshes%8i triangles bloompixels%8i copied%8i drawn\n"
 762 "%s"
 763 , loc ? "Location: " : "", loc ? loc->name : ""
 764 , 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]
 765 , 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
 766 , r_refdef.stats.world_surfaces, r_refdef.stats.world_triangles, r_refdef.stats.entities, r_refdef.stats.entities_surfaces, r_refdef.stats.entities_triangles
 767 , r_refdef.stats.world_leafs, r_refdef.stats.world_portals, r_refdef.stats.particles, cl.num_particles, r_refdef.stats.decals, cl.num_decals, (int)(100 * r_refdef.view.quality)
 768 , r_refdef.stats.lightmapupdates, r_refdef.stats.lightmapupdatepixels
 769 , 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
 770 , r_refdef.stats.meshes, r_refdef.stats.meshes_elements / 3, r_refdef.stats.bloom_copypixels, r_refdef.stats.bloom_drawpixels
 771 , r_speeds_timestring);
 772
 773                 memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
 774
 775                 speedstringcount = 0;
 776                 r_speeds_timestring[0] = 0;
 777                 r_timereport_active = false;
 778
 779                 if (r_speeds.integer >= 2)
 780                 {
 781                         r_timereport_active = true;
 782                         r_timereport_start = r_timereport_current = Sys_DoubleTime();
 783                 }
 784         }
 785
 786         if (string[0])
 787         {
 788                 if (string[strlen(string)-1] == '\n')
 789                         string[strlen(string)-1] = 0;
 790                 lines = 1;
 791                 for (i = 0;string[i];i++)
 792                         if (string[i] == '\n')
 793                                 lines++;
 794                 y = vid_conheight.integer - sb_lines - lines * 8;
 795                 i = j = 0;
 796                 DrawQ_Fill(0, y, vid_conwidth.integer, lines * 8, 0, 0, 0, 0.5, 0);
 797                 while (string[i])
 798                 {
 799                         j = i;
 800                         while (string[i] && string[i] != '\n')
 801                                 i++;
 802                         if (i - j > 0)
 803                                 DrawQ_String(0, y, string + j, i - j, 8, 8, 1, 1, 1, 1, 0, NULL, true);
 804                         if (string[i] == '\n')
 805                                 i++;
 806                         y += 8;
 807                 }
 808         }
 809 }
 810
 811 /*
 812 =================
 813 SCR_SizeUp_f
 814
 815 Keybinding command
 816 =================
 817 */
 818 void SCR_SizeUp_f (void)
 819 {
 820         Cvar_SetValue ("viewsize",scr_viewsize.value+10);
 821 }
 822
 823
 824 /*
 825 =================
 826 SCR_SizeDown_f
 827
 828 Keybinding command
 829 =================
 830 */
 831 void SCR_SizeDown_f (void)
 832 {
 833         Cvar_SetValue ("viewsize",scr_viewsize.value-10);
 834 }
 835
 836 void SCR_CaptureVideo_EndVideo(void);
 837 void CL_Screen_Shutdown(void)
 838 {
 839         SCR_CaptureVideo_EndVideo();
 840 }
 841
 842 void CL_Screen_Init(void)
 843 {
 844         Cvar_RegisterVariable (&scr_fov);
 845         Cvar_RegisterVariable (&scr_viewsize);
 846         Cvar_RegisterVariable (&scr_conalpha);
 847         Cvar_RegisterVariable (&scr_conbrightness);
 848         Cvar_RegisterVariable (&scr_conforcewhiledisconnected);
 849         Cvar_RegisterVariable (&scr_menuforcewhiledisconnected);
 850         Cvar_RegisterVariable (&scr_showram);
 851         Cvar_RegisterVariable (&scr_showturtle);
 852         Cvar_RegisterVariable (&scr_showpause);
 853         Cvar_RegisterVariable (&scr_showbrand);
 854         Cvar_RegisterVariable (&scr_centertime);
 855         Cvar_RegisterVariable (&scr_printspeed);
 856         Cvar_RegisterVariable (&vid_conwidth);
 857         Cvar_RegisterVariable (&vid_conheight);
 858         Cvar_RegisterVariable (&vid_pixelheight);
 859         Cvar_RegisterVariable (&scr_screenshot_jpeg);
 860         Cvar_RegisterVariable (&scr_screenshot_jpeg_quality);
 861         Cvar_RegisterVariable (&scr_screenshot_gammaboost);
 862         Cvar_RegisterVariable (&scr_screenshot_hwgamma);
 863         Cvar_RegisterVariable (&scr_screenshot_name_in_mapdir);
 864         Cvar_RegisterVariable (&cl_capturevideo);
 865         Cvar_RegisterVariable (&cl_capturevideo_printfps);
 866         Cvar_RegisterVariable (&cl_capturevideo_width);
 867         Cvar_RegisterVariable (&cl_capturevideo_height);
 868         Cvar_RegisterVariable (&cl_capturevideo_realtime);
 869         Cvar_RegisterVariable (&cl_capturevideo_fps);
 870         Cvar_RegisterVariable (&cl_capturevideo_nameformat);
 871         Cvar_RegisterVariable (&cl_capturevideo_number);
 872         Cvar_RegisterVariable (&cl_capturevideo_ogg);
 873         Cvar_RegisterVariable (&cl_capturevideo_framestep);
 874         Cvar_RegisterVariable (&r_letterbox);
 875         Cvar_RegisterVariable(&r_stereo_separation);
 876         Cvar_RegisterVariable(&r_stereo_sidebyside);
 877         Cvar_RegisterVariable(&r_stereo_redblue);
 878         Cvar_RegisterVariable(&r_stereo_redcyan);
 879         Cvar_RegisterVariable(&r_stereo_redgreen);
 880         Cvar_RegisterVariable(&r_stereo_angle);
 881         Cvar_RegisterVariable(&scr_zoomwindow);
 882         Cvar_RegisterVariable(&scr_zoomwindow_viewsizex);
 883         Cvar_RegisterVariable(&scr_zoomwindow_viewsizey);
 884         Cvar_RegisterVariable(&scr_zoomwindow_fov);
 885         Cvar_RegisterVariable(&scr_stipple);
 886         Cvar_RegisterVariable(&scr_refresh);
 887         Cvar_RegisterVariable(&shownetgraph);
 888         Cvar_RegisterVariable(&cl_demo_mousegrab);
 889
 890         Cmd_AddCommand ("sizeup",SCR_SizeUp_f, "increase view size (increases viewsize cvar)");
 891         Cmd_AddCommand ("sizedown",SCR_SizeDown_f, "decrease view size (decreases viewsize cvar)");
 892         Cmd_AddCommand ("screenshot",SCR_ScreenShot_f, "takes a screenshot of the next rendered frame");
 893         Cmd_AddCommand ("envmap", R_Envmap_f, "render a cubemap (skybox) of the current scene");
 894         Cmd_AddCommand ("infobar", SCR_InfoBar_f, "display a text in the infobar (usage: infobar expiretime string)");
 895
 896         SCR_CaptureVideo_Ogg_Init();
 897
 898         scr_initialized = true;
 899 }
 900
 901 /*
 902 ==================
 903 SCR_ScreenShot_f
 904 ==================
 905 */
 906 void SCR_ScreenShot_f (void)
 907 {
 908         static int shotnumber;
 909         static char old_prefix_name[MAX_QPATH];
 910         char prefix_name[MAX_QPATH];
 911         char filename[MAX_QPATH];
 912         char mapname[MAX_QPATH];
 913         unsigned char *buffer1;
 914         unsigned char *buffer2;
 915         unsigned char *buffer3;
 916         qboolean jpeg = (scr_screenshot_jpeg.integer != 0);
 917
 918         // TODO maybe make capturevideo and screenshot use similar name patterns?
 919         if (scr_screenshot_name_in_mapdir.integer && cl.worldmodel && *cl.worldmodel->name) {
 920                 // figure out the map's filename without path or extension
 921                 strlcpy(mapname, FS_FileWithoutPath(cl.worldmodel->name), sizeof(mapname));
 922                 if (strrchr(mapname, '.'))
 923                         *(strrchr(mapname, '.')) = 0;
 924                 dpsnprintf (prefix_name, sizeof(prefix_name), "%s/%s", mapname, Sys_TimeString(scr_screenshot_name.string));
 925         } else {
 926                 dpsnprintf (prefix_name, sizeof(prefix_name), "%s", Sys_TimeString(scr_screenshot_name.string));
 927         }
 928
 929         if (strcmp(old_prefix_name, prefix_name))
 930         {
 931                 dpsnprintf(old_prefix_name, sizeof(old_prefix_name), "%s", prefix_name );
 932                 shotnumber = 0;
 933         }
 934
 935         // find a file name to save it to
 936         for (;shotnumber < 1000000;shotnumber++)
 937                 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)))
 938                         break;
 939         if (shotnumber >= 1000000)
 940         {
 941                 Con_Print("Couldn't create the image file\n");
 942                 return;
 943         }
 944
 945         dpsnprintf(filename, sizeof(filename), "screenshots/%s%06d.%s", prefix_name, shotnumber, jpeg ? "jpg" : "tga");
 946
 947         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
 948         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
 949         buffer3 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3 + 18);
 950
 951         if (SCR_ScreenShot (filename, buffer1, buffer2, buffer3, 0, 0, vid.width, vid.height, false, false, false, jpeg, true))
 952                 Con_Printf("Wrote %s\n", filename);
 953         else
 954                 Con_Printf("Unable to write %s\n", filename);
 955
 956         Mem_Free (buffer1);
 957         Mem_Free (buffer2);
 958         Mem_Free (buffer3);
 959
 960         shotnumber++;
 961 }
 962
 963 void SCR_CaptureVideo_BeginVideo(void)
 964 {
 965         double r, g, b;
 966         unsigned int i;
 967         int width = cl_capturevideo_width.integer, height = cl_capturevideo_height.integer;
 968         if (cls.capturevideo.active)
 969                 return;
 970         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
 971         // soundrate is figured out on the first SoundFrame
 972
 973         if(width == 0 && height != 0)
 974                 width = (int) (height * (double)vid.width / ((double)vid.height * vid_pixelheight.value)); // keep aspect
 975         if(width != 0 && height == 0)
 976                 height = (int) (width * ((double)vid.height * vid_pixelheight.value) / (double)vid.width); // keep aspect
 977
 978         if(width < 2 || width > vid.width) // can't scale up
 979                 width = vid.width;
 980         if(height < 2 || height > vid.height) // can't scale up
 981                 height = vid.height;
 982
 983         // ensure it's all even; if not, scale down a little
 984         if(width % 1)
 985                 --width;
 986         if(height % 1)
 987                 --height;
 988
 989         cls.capturevideo.width = width;
 990         cls.capturevideo.height = height;
 991         cls.capturevideo.active = true;
 992         cls.capturevideo.framerate = bound(1, cl_capturevideo_fps.value, 1001) * bound(1, cl_capturevideo_framestep.integer, 64);
 993         cls.capturevideo.framestep = cl_capturevideo_framestep.integer;
 994         cls.capturevideo.soundrate = S_GetSoundRate();
 995         cls.capturevideo.soundchannels = S_GetSoundChannels();
 996         cls.capturevideo.startrealtime = realtime;
 997         cls.capturevideo.frame = cls.capturevideo.lastfpsframe = 0;
 998         cls.capturevideo.starttime = cls.capturevideo.lastfpstime = Sys_DoubleTime();
 999         cls.capturevideo.soundsampleframe = 0;
1000         cls.capturevideo.realtime = cl_capturevideo_realtime.integer != 0;
1001         cls.capturevideo.screenbuffer = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 4);
1002         cls.capturevideo.outbuffer = (unsigned char *)Mem_Alloc(tempmempool, width * height * (4+4) + 18);
1003         dpsnprintf(cls.capturevideo.basename, sizeof(cls.capturevideo.basename), "video/%s%03i", Sys_TimeString(cl_capturevideo_nameformat.string), cl_capturevideo_number.integer);
1004         Cvar_SetValueQuick(&cl_capturevideo_number, cl_capturevideo_number.integer + 1);
1005
1006         /*
1007         for (i = 0;i < 256;i++)
1008         {
1009                 unsigned char j = (unsigned char)bound(0, 255*pow(i/255.0, gamma), 255);
1010                 cls.capturevideo.rgbgammatable[0][i] = j;
1011                 cls.capturevideo.rgbgammatable[1][i] = j;
1012                 cls.capturevideo.rgbgammatable[2][i] = j;
1013         }
1014         */
1015 /*
1016 R = Y + 1.4075 * (Cr - 128);
1017 G = Y + -0.3455 * (Cb - 128) + -0.7169 * (Cr - 128);
1018 B = Y + 1.7790 * (Cb - 128);
1019 Y = R *  .299 + G *  .587 + B *  .114;
1020 Cb = R * -.169 + G * -.332 + B *  .500 + 128.;
1021 Cr = R *  .500 + G * -.419 + B * -.0813 + 128.;
1022 */
1023
1024         if(WANT_SCREENSHOT_HWGAMMA)
1025         {
1026                 VID_BuildGammaTables(&cls.capturevideo.vidramp[0], 256);
1027         }
1028         else
1029         {
1030                 // identity gamma table
1031                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp, 256);
1032                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256, 256);
1033                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256*2, 256);
1034         }
1035         if(scr_screenshot_gammaboost.value != 1)
1036         {
1037                 double igamma = 1 / scr_screenshot_gammaboost.value;
1038                 for (i = 0;i < 256 * 3;i++)
1039                         cls.capturevideo.vidramp[i] = (unsigned short) (0.5 + pow(cls.capturevideo.vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
1040         }
1041
1042         for (i = 0;i < 256;i++)
1043         {
1044                 r = 255*cls.capturevideo.vidramp[i]/65535.0;
1045                 g = 255*cls.capturevideo.vidramp[i+256]/65535.0;
1046                 b = 255*cls.capturevideo.vidramp[i+512]/65535.0;
1047                 // NOTE: we have to round DOWN here, or integer overflows happen. Sorry for slightly wrong looking colors sometimes...
1048                 // Y weights from RGB
1049                 cls.capturevideo.rgbtoyuvscaletable[0][0][i] = (short)(r *  0.299);
1050                 cls.capturevideo.rgbtoyuvscaletable[0][1][i] = (short)(g *  0.587);
1051                 cls.capturevideo.rgbtoyuvscaletable[0][2][i] = (short)(b *  0.114);
1052                 // Cb weights from RGB
1053                 cls.capturevideo.rgbtoyuvscaletable[1][0][i] = (short)(r * -0.169);
1054                 cls.capturevideo.rgbtoyuvscaletable[1][1][i] = (short)(g * -0.332);
1055                 cls.capturevideo.rgbtoyuvscaletable[1][2][i] = (short)(b *  0.500);
1056                 // Cr weights from RGB
1057                 cls.capturevideo.rgbtoyuvscaletable[2][0][i] = (short)(r *  0.500);
1058                 cls.capturevideo.rgbtoyuvscaletable[2][1][i] = (short)(g * -0.419);
1059                 cls.capturevideo.rgbtoyuvscaletable[2][2][i] = (short)(b * -0.0813);
1060                 // range reduction of YCbCr to valid signal range
1061                 cls.capturevideo.yuvnormalizetable[0][i] = 16 + i * (236-16) / 256;
1062                 cls.capturevideo.yuvnormalizetable[1][i] = 16 + i * (240-16) / 256;
1063                 cls.capturevideo.yuvnormalizetable[2][i] = 16 + i * (240-16) / 256;
1064         }
1065
1066         if (cl_capturevideo_ogg.integer)
1067         {
1068                 if(SCR_CaptureVideo_Ogg_Available())
1069                 {
1070                         SCR_CaptureVideo_Ogg_BeginVideo();
1071                         return;
1072                 }
1073                 else
1074                         Con_Print("cl_capturevideo_ogg: libraries not available. Capturing in AVI instead.\n");
1075         }
1076
1077         SCR_CaptureVideo_Avi_BeginVideo();
1078 }
1079
1080 void SCR_CaptureVideo_EndVideo(void)
1081 {
1082         if (!cls.capturevideo.active)
1083                 return;
1084         cls.capturevideo.active = false;
1085
1086         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);
1087
1088         if (cls.capturevideo.videofile)
1089         {
1090                 cls.capturevideo.endvideo();
1091         }
1092
1093         if (cls.capturevideo.screenbuffer)
1094         {
1095                 Mem_Free (cls.capturevideo.screenbuffer);
1096                 cls.capturevideo.screenbuffer = NULL;
1097         }
1098
1099         if (cls.capturevideo.outbuffer)
1100         {
1101                 Mem_Free (cls.capturevideo.outbuffer);
1102                 cls.capturevideo.outbuffer = NULL;
1103         }
1104
1105         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
1106 }
1107
1108 static void SCR_ScaleDownBGRA(unsigned char *in, int inw, int inh, unsigned char *out, int outw, int outh)
1109 {
1110         // TODO optimize this function
1111
1112         int x, y;
1113         float area;
1114
1115         // memcpy is faster than me
1116         if(inw == outw && inh == outh)
1117         {
1118                 memcpy(out, in, 4 * inw * inh);
1119                 return;
1120         }
1121
1122         // otherwise: a box filter
1123         area = (float)outw * (float)outh / (float)inw / (float)inh;
1124         for(y = 0; y < outh; ++y)
1125         {
1126                 float iny0 =  y    / (float)outh * inh; int iny0_i = (int) floor(iny0);
1127                 float iny1 = (y+1) / (float)outh * inh; int iny1_i = (int) ceil(iny1);
1128                 for(x = 0; x < outw; ++x)
1129                 {
1130                         float inx0 =  x    / (float)outw * inw; int inx0_i = (int) floor(inx0);
1131                         float inx1 = (x+1) / (float)outw * inw; int inx1_i = (int) ceil(inx1);
1132                         float r = 0, g = 0, b = 0, alpha = 0;
1133                         int xx, yy;
1134
1135                         for(yy = iny0_i; yy < iny1_i; ++yy)
1136                         {
1137                                 float ya = min(yy+1, iny1) - max(iny0, yy);
1138                                 for(xx = inx0_i; xx < inx1_i; ++xx)
1139                                 {
1140                                         float a = ya * (min(xx+1, inx1) - max(inx0, xx));
1141                                         r += a * in[4*(xx + inw * yy)+0];
1142                                         g += a * in[4*(xx + inw * yy)+1];
1143                                         b += a * in[4*(xx + inw * yy)+2];
1144                                         alpha += a * in[4*(xx + inw * yy)+3];
1145                                 }
1146                         }
1147
1148                         out[4*(x + outw * y)+0] = (unsigned char) (r * area);
1149                         out[4*(x + outw * y)+1] = (unsigned char) (g * area);
1150                         out[4*(x + outw * y)+2] = (unsigned char) (b * area);
1151                         out[4*(x + outw * y)+3] = (unsigned char) (alpha * area);
1152                 }
1153         }
1154 }
1155
1156 void SCR_CaptureVideo_VideoFrame(int newframestepframenum)
1157 {
1158         int x = 0, y = 0;
1159         int width = cls.capturevideo.width, height = cls.capturevideo.height;
1160
1161         if(newframestepframenum == cls.capturevideo.framestepframe)
1162                 return;
1163
1164         CHECKGLERROR
1165         //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);
1166         // speed is critical here, so do saving as directly as possible
1167
1168         qglReadPixels (x, y, vid.width, vid.height, GL_BGRA, GL_UNSIGNED_BYTE, cls.capturevideo.screenbuffer);CHECKGLERROR
1169         SCR_ScaleDownBGRA (cls.capturevideo.screenbuffer, vid.width, vid.height, cls.capturevideo.outbuffer, width, height);
1170
1171         cls.capturevideo.videoframes(newframestepframenum - cls.capturevideo.framestepframe);
1172         cls.capturevideo.framestepframe = newframestepframenum;
1173
1174         if(cl_capturevideo_printfps.integer)
1175         {
1176                 char buf[80];
1177                 double t = Sys_DoubleTime();
1178                 if(t > cls.capturevideo.lastfpstime + 1)
1179                 {
1180                         double fps1 = (cls.capturevideo.frame - cls.capturevideo.lastfpsframe) / (t - cls.capturevideo.lastfpstime + 0.0000001);
1181                         double fps  = (cls.capturevideo.frame                                ) / (t - cls.capturevideo.starttime   + 0.0000001);
1182                         dpsnprintf(buf, sizeof(buf), "capturevideo: (%.1fs) last second %.3ffps, total %.3ffps\n", cls.capturevideo.frame / cls.capturevideo.framerate, fps1, fps);
1183                         Sys_PrintToTerminal(buf);
1184                         cls.capturevideo.lastfpstime = t;
1185                         cls.capturevideo.lastfpsframe = cls.capturevideo.frame;
1186                 }
1187         }
1188 }
1189
1190 void SCR_CaptureVideo_SoundFrame(const portable_sampleframe_t *paintbuffer, size_t length)
1191 {
1192         cls.capturevideo.soundsampleframe += length;
1193         cls.capturevideo.soundframe(paintbuffer, length);
1194 }
1195
1196 void SCR_CaptureVideo(void)
1197 {
1198         int newframenum;
1199         if (cl_capturevideo.integer)
1200         {
1201                 if (!cls.capturevideo.active)
1202                         SCR_CaptureVideo_BeginVideo();
1203                 if (cls.capturevideo.framerate != cl_capturevideo_fps.value * cl_capturevideo_framestep.integer)
1204                 {
1205                         Con_Printf("You can not change the video framerate while recording a video.\n");
1206                         Cvar_SetValueQuick(&cl_capturevideo_fps, cls.capturevideo.framerate / (double) cl_capturevideo_framestep.integer);
1207                 }
1208                 // for AVI saving we have to make sure that sound is saved before video
1209                 if (cls.capturevideo.soundrate && !cls.capturevideo.soundsampleframe)
1210                         return;
1211                 if (cls.capturevideo.realtime)
1212                 {
1213                         // preserve sound sync by duplicating frames when running slow
1214                         newframenum = (int)((realtime - cls.capturevideo.startrealtime) * cls.capturevideo.framerate);
1215                 }
1216                 else
1217                         newframenum = cls.capturevideo.frame + 1;
1218                 // if falling behind more than one second, stop
1219                 if (newframenum - cls.capturevideo.frame > 60 * (int)ceil(cls.capturevideo.framerate))
1220                 {
1221                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1222                         Con_Printf("video saving failed on frame %i, your machine is too slow for this capture speed.\n", cls.capturevideo.frame);
1223                         SCR_CaptureVideo_EndVideo();
1224                         return;
1225                 }
1226                 // write frames
1227                 SCR_CaptureVideo_VideoFrame(newframenum / cls.capturevideo.framestep);
1228                 cls.capturevideo.frame = newframenum;
1229                 if (cls.capturevideo.error)
1230                 {
1231                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1232                         Con_Printf("video saving failed on frame %i, out of disk space? stopping video capture.\n", cls.capturevideo.frame);
1233                         SCR_CaptureVideo_EndVideo();
1234                 }
1235         }
1236         else if (cls.capturevideo.active)
1237                 SCR_CaptureVideo_EndVideo();
1238 }
1239
1240 /*
1241 ===============
1242 R_Envmap_f
1243
1244 Grab six views for environment mapping tests
1245 ===============
1246 */
1247 struct envmapinfo_s
1248 {
1249         float angles[3];
1250         char *name;
1251         qboolean flipx, flipy, flipdiagonaly;
1252 }
1253 envmapinfo[12] =
1254 {
1255         {{  0,   0, 0}, "rt", false, false, false},
1256         {{  0, 270, 0}, "ft", false, false, false},
1257         {{  0, 180, 0}, "lf", false, false, false},
1258         {{  0,  90, 0}, "bk", false, false, false},
1259         {{-90, 180, 0}, "up",  true,  true, false},
1260         {{ 90, 180, 0}, "dn",  true,  true, false},
1261
1262         {{  0,   0, 0}, "px",  true,  true,  true},
1263         {{  0,  90, 0}, "py", false,  true, false},
1264         {{  0, 180, 0}, "nx", false, false,  true},
1265         {{  0, 270, 0}, "ny",  true, false, false},
1266         {{-90, 180, 0}, "pz", false, false,  true},
1267         {{ 90, 180, 0}, "nz", false, false,  true}
1268 };
1269
1270 static void R_Envmap_f (void)
1271 {
1272         int j, size;
1273         char filename[MAX_QPATH], basename[MAX_QPATH];
1274         unsigned char *buffer1;
1275         unsigned char *buffer2;
1276         unsigned char *buffer3;
1277
1278         if (Cmd_Argc() != 3)
1279         {
1280                 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");
1281                 return;
1282         }
1283
1284         strlcpy (basename, Cmd_Argv(1), sizeof (basename));
1285         size = atoi(Cmd_Argv(2));
1286         if (size != 128 && size != 256 && size != 512 && size != 1024)
1287         {
1288                 Con_Print("envmap: size must be one of 128, 256, 512, or 1024\n");
1289                 return;
1290         }
1291         if (size > vid.width || size > vid.height)
1292         {
1293                 Con_Print("envmap: your resolution is not big enough to render that size\n");
1294                 return;
1295         }
1296
1297         r_refdef.envmap = true;
1298
1299         R_UpdateVariables();
1300
1301         r_refdef.view.x = 0;
1302         r_refdef.view.y = 0;
1303         r_refdef.view.z = 0;
1304         r_refdef.view.width = size;
1305         r_refdef.view.height = size;
1306         r_refdef.view.depth = 1;
1307         r_refdef.view.useperspective = true;
1308         r_refdef.view.isoverlay = false;
1309
1310         r_refdef.view.frustum_x = tan(90 * M_PI / 360.0);
1311         r_refdef.view.frustum_y = tan(90 * M_PI / 360.0);
1312
1313         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1314         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1315         buffer3 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3 + 18);
1316
1317         for (j = 0;j < 12;j++)
1318         {
1319                 dpsnprintf(filename, sizeof(filename), "env/%s%s.tga", basename, envmapinfo[j].name);
1320                 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);
1321                 r_refdef.view.quality = 1;
1322                 r_refdef.view.clear = true;
1323                 R_Mesh_Start();
1324                 R_RenderView();
1325                 R_Mesh_Finish();
1326                 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);
1327         }
1328
1329         Mem_Free (buffer1);
1330         Mem_Free (buffer2);
1331         Mem_Free (buffer3);
1332
1333         r_refdef.envmap = false;
1334 }
1335
1336 //=============================================================================
1337
1338 void SHOWLMP_decodehide(void)
1339 {
1340         int i;
1341         char *lmplabel;
1342         lmplabel = MSG_ReadString();
1343         for (i = 0;i < cl.num_showlmps;i++)
1344                 if (cl.showlmps[i].isactive && strcmp(cl.showlmps[i].label, lmplabel) == 0)
1345                 {
1346                         cl.showlmps[i].isactive = false;
1347                         return;
1348                 }
1349 }
1350
1351 void SHOWLMP_decodeshow(void)
1352 {
1353         int k;
1354         char lmplabel[256], picname[256];
1355         float x, y;
1356         strlcpy (lmplabel,MSG_ReadString(), sizeof (lmplabel));
1357         strlcpy (picname, MSG_ReadString(), sizeof (picname));
1358         if (gamemode == GAME_NEHAHRA) // LordHavoc: nasty old legacy junk
1359         {
1360                 x = MSG_ReadByte();
1361                 y = MSG_ReadByte();
1362         }
1363         else
1364         {
1365                 x = MSG_ReadShort();
1366                 y = MSG_ReadShort();
1367         }
1368         if (!cl.showlmps || cl.num_showlmps >= cl.max_showlmps)
1369         {
1370                 showlmp_t *oldshowlmps = cl.showlmps;
1371                 cl.max_showlmps += 16;
1372                 cl.showlmps = (showlmp_t *) Mem_Alloc(cls.levelmempool, cl.max_showlmps * sizeof(showlmp_t));
1373                 if (cl.num_showlmps)
1374                         memcpy(cl.showlmps, oldshowlmps, cl.num_showlmps * sizeof(showlmp_t));
1375                 if (oldshowlmps)
1376                         Mem_Free(oldshowlmps);
1377         }
1378         for (k = 0;k < cl.max_showlmps;k++)
1379                 if (cl.showlmps[k].isactive && !strcmp(cl.showlmps[k].label, lmplabel))
1380                         break;
1381         if (k == cl.max_showlmps)
1382                 for (k = 0;k < cl.max_showlmps;k++)
1383                         if (!cl.showlmps[k].isactive)
1384                                 break;
1385         cl.showlmps[k].isactive = true;
1386         strlcpy (cl.showlmps[k].label, lmplabel, sizeof (cl.showlmps[k].label));
1387         strlcpy (cl.showlmps[k].pic, picname, sizeof (cl.showlmps[k].pic));
1388         cl.showlmps[k].x = x;
1389         cl.showlmps[k].y = y;
1390         cl.num_showlmps = max(cl.num_showlmps, k + 1);
1391 }
1392
1393 void SHOWLMP_drawall(void)
1394 {
1395         int i;
1396         for (i = 0;i < cl.num_showlmps;i++)
1397                 if (cl.showlmps[i].isactive)
1398                         DrawQ_Pic(cl.showlmps[i].x, cl.showlmps[i].y, Draw_CachePic (cl.showlmps[i].pic), 0, 0, 1, 1, 1, 1, 0);
1399 }
1400
1401 /*
1402 ==============================================================================
1403
1404                                                 SCREEN SHOTS
1405
1406 ==============================================================================
1407 */
1408
1409 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 gammacorrect)
1410 {
1411         int     indices[3] = {0,1,2};
1412         qboolean ret;
1413
1414         CHECKGLERROR
1415         qglReadPixels (x, y, width, height, jpeg ? GL_RGB : GL_BGR, GL_UNSIGNED_BYTE, buffer1);CHECKGLERROR
1416
1417         if(gammacorrect && (scr_screenshot_gammaboost.value != 1 || WANT_SCREENSHOT_HWGAMMA))
1418         {
1419                 int i;
1420                 double igamma = 1.0 / scr_screenshot_gammaboost.value;
1421                 unsigned short vidramp[256 * 3];
1422                 if(WANT_SCREENSHOT_HWGAMMA)
1423                 {
1424                         VID_BuildGammaTables(&vidramp[0], 256);
1425                 }
1426                 else
1427                 {
1428                         // identity gamma table
1429                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp, 256);
1430                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256, 256);
1431                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256*2, 256);
1432                 }
1433                 if(scr_screenshot_gammaboost.value != 1)
1434                 {
1435                         for (i = 0;i < 256 * 3;i++)
1436                                 vidramp[i] = (unsigned short) (0.5 + pow(vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
1437                 }
1438                 for (i = 0;i < width*height*3;i += 3)
1439                 {
1440                         buffer1[i] = (unsigned char) (vidramp[buffer1[i]] * 255.0 / 65535.0 + 0.5);
1441                         buffer1[i+1] = (unsigned char) (vidramp[buffer1[i+1] + 256] * 255.0 / 65535.0 + 0.5);
1442                         buffer1[i+2] = (unsigned char) (vidramp[buffer1[i+2] + 512] * 255.0 / 65535.0 + 0.5);
1443                 }
1444         }
1445
1446         Image_CopyMux (buffer2, buffer1, width, height, flipx, flipy, flipdiagonal, 3, 3, indices);
1447
1448         if (jpeg)
1449                 ret = JPEG_SaveImage_preflipped (filename, width, height, buffer2);
1450         else
1451                 ret = Image_WriteTGABGR_preflipped (filename, width, height, buffer2, buffer3);
1452
1453         return ret;
1454 }
1455
1456 //=============================================================================
1457
1458 extern void R_UpdateFogColor(void);
1459 void R_ClearScreen(qboolean fogcolor)
1460 {
1461         // clear to black
1462         CHECKGLERROR
1463         if (fogcolor)
1464         {
1465                 R_UpdateFogColor();
1466                 qglClearColor(r_refdef.fogcolor[0],r_refdef.fogcolor[1],r_refdef.fogcolor[2],0);CHECKGLERROR
1467         }
1468         else
1469         {
1470                 qglClearColor(0,0,0,0);CHECKGLERROR
1471         }
1472         qglClearDepth(1);CHECKGLERROR
1473         if (gl_stencil)
1474         {
1475                 // LordHavoc: we use a stencil centered around 128 instead of 0,
1476                 // to avoid clamping interfering with strange shadow volume
1477                 // drawing orders
1478                 qglClearStencil(128);CHECKGLERROR
1479         }
1480         // clear the screen
1481         GL_Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | (gl_stencil ? GL_STENCIL_BUFFER_BIT : 0));
1482         // set dithering mode
1483         if (gl_dither.integer)
1484         {
1485                 qglEnable(GL_DITHER);CHECKGLERROR
1486         }
1487         else
1488         {
1489                 qglDisable(GL_DITHER);CHECKGLERROR
1490         }
1491 }
1492
1493 qboolean CL_VM_UpdateView (void);
1494 void SCR_DrawConsole (void);
1495 void R_Shadow_EditLights_DrawSelectedLightProperties(void);
1496
1497 int r_stereo_side;
1498
1499 extern void Sbar_ShowFPS(void);
1500 void SCR_DrawScreen (void)
1501 {
1502         R_Mesh_Start();
1503
1504         R_TimeReport_BeginFrame();
1505
1506         R_UpdateVariables();
1507
1508         // Quake uses clockwise winding, so these are swapped
1509         r_refdef.view.cullface_front = GL_BACK;
1510         r_refdef.view.cullface_back = GL_FRONT;
1511
1512         if (cls.signon == SIGNONS)
1513         {
1514                 float size;
1515
1516                 size = scr_viewsize.value * (1.0 / 100.0);
1517                 size = min(size, 1);
1518
1519                 if (r_stereo_sidebyside.integer)
1520                 {
1521                         r_refdef.view.width = (int)(vid.width * size / 2.5);
1522                         r_refdef.view.height = (int)(vid.height * size / 2.5 * (1 - bound(0, r_letterbox.value, 100) / 100));
1523                         r_refdef.view.depth = 1;
1524                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width * 2.5) * 0.5);
1525                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
1526                         r_refdef.view.z = 0;
1527                         if (r_stereo_side)
1528                                 r_refdef.view.x += (int)(r_refdef.view.width * 1.5);
1529                 }
1530                 else
1531                 {
1532                         r_refdef.view.width = (int)(vid.width * size);
1533                         r_refdef.view.height = (int)(vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100));
1534                         r_refdef.view.depth = 1;
1535                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
1536                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
1537                         r_refdef.view.z = 0;
1538                 }
1539
1540                 // LordHavoc: viewzoom (zoom in for sniper rifles, etc)
1541                 // LordHavoc: this is designed to produce widescreen fov values
1542                 // when the screen is wider than 4/3 width/height aspect, to do
1543                 // this it simply assumes the requested fov is the vertical fov
1544                 // for a 4x3 display, if the ratio is not 4x3 this makes the fov
1545                 // higher/lower according to the ratio
1546                 r_refdef.view.useperspective = true;
1547                 r_refdef.view.frustum_y = tan(scr_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
1548                 r_refdef.view.frustum_x = r_refdef.view.frustum_y * (float)r_refdef.view.width / (float)r_refdef.view.height / vid_pixelheight.value;
1549
1550                 r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
1551                 r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
1552
1553                 if(!CL_VM_UpdateView())
1554                         R_RenderView();
1555
1556                 if (scr_zoomwindow.integer)
1557                 {
1558                         float sizex = bound(10, scr_zoomwindow_viewsizex.value, 100) / 100.0;
1559                         float sizey = bound(10, scr_zoomwindow_viewsizey.value, 100) / 100.0;
1560                         r_refdef.view.width = (int)(vid.width * sizex);
1561                         r_refdef.view.height = (int)(vid.height * sizey);
1562                         r_refdef.view.depth = 1;
1563                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
1564                         r_refdef.view.y = 0;
1565                         r_refdef.view.z = 0;
1566
1567                         r_refdef.view.useperspective = true;
1568                         r_refdef.view.frustum_y = tan(scr_zoomwindow_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
1569                         r_refdef.view.frustum_x = r_refdef.view.frustum_y * vid_pixelheight.value * (float)r_refdef.view.width / (float)r_refdef.view.height;
1570
1571                         r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
1572                         r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
1573
1574                         if(!CL_VM_UpdateView())
1575                                 R_RenderView();
1576                 }
1577         }
1578
1579         if (!r_stereo_sidebyside.integer)
1580         {
1581                 r_refdef.view.width = vid.width;
1582                 r_refdef.view.height = vid.height;
1583                 r_refdef.view.depth = 1;
1584                 r_refdef.view.x = 0;
1585                 r_refdef.view.y = 0;
1586                 r_refdef.view.z = 0;
1587                 r_refdef.view.useperspective = false;
1588         }
1589
1590         // draw 2D stuff
1591         if(!scr_con_current && !(key_consoleactive & KEY_CONSOLEACTIVE_FORCED))
1592                 if ((key_dest == key_game || key_dest == key_message) && !r_letterbox.value)
1593                         Con_DrawNotify ();      // only draw notify in game
1594
1595         if (cls.signon == SIGNONS)
1596         {
1597                 SCR_DrawNet ();
1598                 SCR_DrawTurtle ();
1599                 SCR_DrawPause ();
1600                 if (!r_letterbox.value)
1601                         Sbar_Draw();
1602                 Sbar_ShowFPS();
1603                 SHOWLMP_drawall();
1604                 SCR_CheckDrawCenterString();
1605         }
1606         SCR_DrawNetGraph ();
1607         MR_Draw();
1608         CL_DrawVideo();
1609         R_Shadow_EditLights_DrawSelectedLightProperties();
1610
1611         SCR_DrawConsole();
1612
1613         SCR_DrawBrand();
1614
1615         SCR_DrawInfobar();
1616
1617         if (r_timereport_active)
1618                 R_TimeReport("2d");
1619
1620         if (cls.signon == SIGNONS)
1621                 R_TimeReport_EndFrame();
1622
1623         DrawQ_Finish();
1624
1625         R_DrawGamma();
1626
1627         R_Mesh_Finish();
1628 }
1629
1630 typedef struct loadingscreenstack_s
1631 {
1632         struct loadingscreenstack_s *prev;
1633         char msg[MAX_QPATH];
1634         float absolute_loading_amount_min; // this corresponds to relative completion 0 of this item
1635         float absolute_loading_amount_len; // this corresponds to relative completion 1 of this item
1636         float relative_completion; // 0 .. 1
1637 }
1638 loadingscreenstack_t;
1639 static loadingscreenstack_t *loadingscreenstack = NULL;
1640 static double loadingscreentime = -1;
1641 static qboolean loadingscreencleared = false;
1642 static float loadingscreenheight = 0;
1643 rtexture_t *loadingscreentexture = NULL;
1644 static float loadingscreentexture_vertex3f[12];
1645 static float loadingscreentexture_texcoord2f[8];
1646
1647 static void SCR_ClearLoadingScreenTexture(void)
1648 {
1649         if(loadingscreentexture)
1650                 R_FreeTexture(loadingscreentexture);
1651         loadingscreentexture = NULL;
1652 }
1653
1654 extern rtexturepool_t *r_main_texturepool;
1655 static void SCR_SetLoadingScreenTexture(void)
1656 {
1657         int w, h;
1658         float loadingscreentexture_w;
1659         float loadingscreentexture_h;
1660
1661         SCR_ClearLoadingScreenTexture();
1662
1663         if (gl_support_arb_texture_non_power_of_two)
1664         {
1665                 w = vid.width; h = vid.height;
1666                 loadingscreentexture_w = loadingscreentexture_h = 1;
1667         }
1668         else
1669         {
1670                 w = CeilPowerOf2(vid.width); h = CeilPowerOf2(vid.height);
1671                 loadingscreentexture_w = vid.width / (float) w;
1672                 loadingscreentexture_h = vid.height / (float) h;
1673         }
1674
1675         loadingscreentexture = R_LoadTexture2D(r_main_texturepool, "loadingscreentexture", w, h, NULL, TEXTYPE_BGRA, TEXF_FORCENEAREST | TEXF_CLAMP | TEXF_ALWAYSPRECACHE, NULL);
1676         R_Mesh_TexBind(0, R_GetTexture(loadingscreentexture));
1677         GL_ActiveTexture(0);
1678         CHECKGLERROR
1679         qglCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, 0, vid.width, vid.height);CHECKGLERROR
1680
1681         loadingscreentexture_vertex3f[2] = loadingscreentexture_vertex3f[5] = loadingscreentexture_vertex3f[8] = loadingscreentexture_vertex3f[11] = 0;
1682         loadingscreentexture_vertex3f[0] = loadingscreentexture_vertex3f[9] = 0;
1683         loadingscreentexture_vertex3f[1] = loadingscreentexture_vertex3f[4] = 0;
1684         loadingscreentexture_vertex3f[3] = loadingscreentexture_vertex3f[6] = vid_conwidth.integer;
1685         loadingscreentexture_vertex3f[7] = loadingscreentexture_vertex3f[10] = vid_conheight.integer;
1686         loadingscreentexture_texcoord2f[0] = 0;loadingscreentexture_texcoord2f[1] = loadingscreentexture_h;
1687         loadingscreentexture_texcoord2f[2] = loadingscreentexture_w;loadingscreentexture_texcoord2f[3] = loadingscreentexture_h;
1688         loadingscreentexture_texcoord2f[4] = loadingscreentexture_w;loadingscreentexture_texcoord2f[5] = 0;
1689         loadingscreentexture_texcoord2f[6] = 0;loadingscreentexture_texcoord2f[7] = 0;
1690 }
1691
1692 void SCR_UpdateLoadingScreenIfShown(void)
1693 {
1694         if(realtime == loadingscreentime)
1695                 SCR_UpdateLoadingScreen(loadingscreencleared);
1696 }
1697
1698 void SCR_PushLoadingScreen (qboolean redraw, const char *msg, float len_in_parent)
1699 {
1700         loadingscreenstack_t *s = (loadingscreenstack_t *) Z_Malloc(sizeof(loadingscreenstack_t));
1701         s->prev = loadingscreenstack;
1702         loadingscreenstack = s;
1703
1704         strlcpy(s->msg, msg, sizeof(s->msg));
1705         s->relative_completion = 0;
1706
1707         if(s->prev)
1708         {
1709                 s->absolute_loading_amount_min = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len * s->prev->relative_completion;
1710                 s->absolute_loading_amount_len = s->prev->absolute_loading_amount_len * len_in_parent;
1711                 if(s->absolute_loading_amount_len > s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min)
1712                         s->absolute_loading_amount_len = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min;
1713         }
1714         else
1715         {
1716                 s->absolute_loading_amount_min = 0;
1717                 s->absolute_loading_amount_len = 1;
1718         }
1719
1720         if(redraw)
1721                 SCR_UpdateLoadingScreenIfShown();
1722 }
1723
1724 void SCR_PopLoadingScreen (qboolean redraw)
1725 {
1726         loadingscreenstack_t *s = loadingscreenstack;
1727
1728         if(!s)
1729         {
1730                 Con_DPrintf("Popping a loading screen item from an empty stack!\n");
1731                 return;
1732         }
1733
1734         loadingscreenstack = s->prev;
1735         if(s->prev)
1736                 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;
1737         Z_Free(s);
1738
1739         if(redraw)
1740                 SCR_UpdateLoadingScreenIfShown();
1741 }
1742
1743 void SCR_ClearLoadingScreen (qboolean redraw)
1744 {
1745         while(loadingscreenstack)
1746                 SCR_PopLoadingScreen(redraw && !loadingscreenstack->prev);
1747 }
1748
1749 static float SCR_DrawLoadingStack_r(loadingscreenstack_t *s, float y)
1750 {
1751         float size = 8;
1752         float x;
1753         size_t len;
1754         float total;
1755
1756         total = 0;
1757 #if 0
1758         if(s)
1759         {
1760                 total += SCR_DrawLoadingStack_r(s->prev, y);
1761                 y -= total;
1762                 if(!s->prev || strcmp(s->msg, s->prev->msg))
1763                 {
1764                         len = strlen(s->msg);
1765                         x = (vid_conwidth.integer - DrawQ_TextWidth_Font(s->msg, len, true, FONT_INFOBAR) * size) / 2;
1766                         y -= size;
1767                         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
1768                         DrawQ_String_Font(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
1769                         total += size;
1770                 }
1771         }
1772 #else
1773         if(s)
1774         {
1775                 len = strlen(s->msg);
1776                 x = (vid_conwidth.integer - DrawQ_TextWidth_Font(s->msg, len, true, FONT_INFOBAR) * size) / 2;
1777                 y -= size;
1778                 DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
1779                 DrawQ_String_Font(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
1780                 total += size;
1781         }
1782 #endif
1783         return total;
1784 }
1785
1786 static void SCR_DrawLoadingStack(void)
1787 {
1788         float verts[12];
1789         float colors[16];
1790         int i;
1791
1792         loadingscreenheight = SCR_DrawLoadingStack_r(loadingscreenstack, vid_conheight.integer);
1793         if(loadingscreenstack)
1794         {
1795                 // height = 32; // sorry, using the actual one is ugly
1796                 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
1797                 GL_DepthRange(0, 1);
1798                 GL_PolygonOffset(0, 0);
1799                 GL_DepthTest(false);
1800                 R_Mesh_VertexPointer(verts, 0, 0);
1801                 R_Mesh_ColorPointer(colors, 0, 0);
1802                 R_Mesh_ResetTextureState();
1803                 R_SetupGenericShader(false);
1804                 verts[2] = verts[5] = verts[8] = verts[11] = 0;
1805                 verts[0] = verts[9] = 0;
1806                 verts[1] = verts[4] = vid_conheight.integer - 8;
1807                 verts[3] = verts[6] = vid_conwidth.integer * loadingscreenstack->absolute_loading_amount_min;
1808                 verts[7] = verts[10] = vid_conheight.integer;
1809
1810                 for(i = 0; i < 16; ++i)
1811                         colors[i] = (i % 4 == 3) ? 1 : (i >= 8 && i % 4 == 2) ? 1 : 0;
1812                         //                                        ^^^^^^^^^^ blue component
1813                         //                              ^^^^^^ bottom row
1814                         //          ^^^^^^^^^^^^ alpha is always on
1815                 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
1816
1817                 // make sure everything is cleared, including the progress indicator
1818                 if(loadingscreenheight < 8)
1819                         loadingscreenheight = 8;
1820         }
1821 }
1822
1823 static cachepic_t *loadingscreenpic;
1824 static float loadingscreenpic_vertex3f[12];
1825 static float loadingscreenpic_texcoord2f[8];
1826
1827 static void SCR_DrawLoadingScreen_SharedSetup (qboolean clear)
1828 {
1829         r_viewport_t viewport;
1830         float x, y;
1831         // release mouse grab while loading
1832         if (!vid.fullscreen)
1833                 VID_SetMouse(false, false, false);
1834         CHECKGLERROR
1835         R_Viewport_InitOrtho(&viewport, &identitymatrix, 0, 0, vid.width, vid.height, 0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100, NULL);
1836         R_SetViewport(&viewport);
1837         //qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
1838         //qglDepthMask(1);CHECKGLERROR
1839         qglColorMask(1,1,1,1);CHECKGLERROR
1840         qglClearColor(0,0,0,0);CHECKGLERROR
1841         // when starting up a new video mode, make sure the screen is cleared to black
1842         if (clear)
1843                 qglClear(GL_COLOR_BUFFER_BIT);CHECKGLERROR
1844         R_Textures_Frame();
1845         R_Mesh_Start();
1846         R_Mesh_Matrix(&identitymatrix);
1847         // draw the loading plaque
1848         loadingscreenpic = Draw_CachePic ("gfx/loading");
1849         x = (vid_conwidth.integer - loadingscreenpic->width)/2;
1850         y = (vid_conheight.integer - loadingscreenpic->height)/2;
1851         loadingscreenpic_vertex3f[2] = loadingscreenpic_vertex3f[5] = loadingscreenpic_vertex3f[8] = loadingscreenpic_vertex3f[11] = 0;
1852         loadingscreenpic_vertex3f[0] = loadingscreenpic_vertex3f[9] = x;
1853         loadingscreenpic_vertex3f[1] = loadingscreenpic_vertex3f[4] = y;
1854         loadingscreenpic_vertex3f[3] = loadingscreenpic_vertex3f[6] = x + loadingscreenpic->width;
1855         loadingscreenpic_vertex3f[7] = loadingscreenpic_vertex3f[10] = y + loadingscreenpic->height;
1856         loadingscreenpic_texcoord2f[0] = 0;loadingscreenpic_texcoord2f[1] = 0;
1857         loadingscreenpic_texcoord2f[2] = 1;loadingscreenpic_texcoord2f[3] = 0;
1858         loadingscreenpic_texcoord2f[4] = 1;loadingscreenpic_texcoord2f[5] = 1;
1859         loadingscreenpic_texcoord2f[6] = 0;loadingscreenpic_texcoord2f[7] = 1;
1860 }
1861
1862 static void SCR_DrawLoadingScreen (qboolean clear)
1863 {
1864         // we only need to draw the image if it isn't already there
1865         GL_Color(1,1,1,1);
1866         GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1867         GL_DepthRange(0, 1);
1868         GL_PolygonOffset(0, 0);
1869         GL_DepthTest(false);
1870         R_SetupGenericShader(true);
1871         R_Mesh_ColorPointer(NULL, 0, 0);
1872         if(loadingscreentexture)
1873         {
1874                 R_Mesh_VertexPointer(loadingscreentexture_vertex3f, 0, 0);
1875                 R_Mesh_ResetTextureState();
1876                 R_Mesh_TexBind(0, R_GetTexture(loadingscreentexture));
1877                 R_Mesh_TexCoordPointer(0, 2, loadingscreentexture_texcoord2f, 0, 0);
1878                 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
1879         }
1880         R_Mesh_VertexPointer(loadingscreenpic_vertex3f, 0, 0);
1881         R_Mesh_ResetTextureState();
1882         R_Mesh_TexBind(0, R_GetTexture(loadingscreenpic->tex));
1883         R_Mesh_TexCoordPointer(0, 2, loadingscreenpic_texcoord2f, 0, 0);
1884         R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
1885         SCR_DrawLoadingStack();
1886 }
1887
1888 static void SCR_DrawLoadingScreen_SharedFinish (qboolean clear)
1889 {
1890         R_Mesh_Finish();
1891         // refresh
1892         VID_Finish();
1893         // however this IS necessary on Windows Vista
1894         qglFinish();
1895 }
1896
1897 void SCR_UpdateLoadingScreen (qboolean clear)
1898 {
1899         keydest_t       old_key_dest;
1900         int                     old_key_consoleactive;
1901
1902         // don't do anything if not initialized yet
1903         if (vid_hidden || cls.state == ca_dedicated)
1904                 return;
1905
1906         if(loadingscreentime == realtime)
1907                 clear |= loadingscreencleared;
1908
1909         if(clear)
1910                 SCR_ClearLoadingScreenTexture();
1911         else if(loadingscreentime != realtime)
1912                 SCR_SetLoadingScreenTexture();
1913
1914         if(loadingscreentime != realtime)
1915         {
1916                 loadingscreentime = realtime;
1917                 loadingscreenheight = 0;
1918         }
1919         loadingscreencleared = clear;
1920
1921         SCR_DrawLoadingScreen_SharedSetup(clear);
1922         if (vid.stereobuffer)
1923         {
1924                 qglDrawBuffer(GL_BACK_LEFT);
1925                 SCR_DrawLoadingScreen(clear);
1926                 qglDrawBuffer(GL_BACK_RIGHT);
1927                 SCR_DrawLoadingScreen(clear);
1928         }
1929         else
1930         {
1931                 qglDrawBuffer(GL_BACK);
1932                 SCR_DrawLoadingScreen(clear);
1933         }
1934         SCR_DrawLoadingScreen_SharedFinish(clear);
1935
1936         // this goes into the event loop, and should prevent unresponsive cursor on vista
1937         old_key_dest = key_dest;
1938         old_key_consoleactive = key_consoleactive;
1939         key_dest = key_void;
1940         key_consoleactive = false;
1941         Sys_SendKeyEvents();
1942         key_dest = old_key_dest;
1943         key_consoleactive = old_key_consoleactive;
1944 }
1945
1946 qboolean R_Stereo_ColorMasking(void)
1947 {
1948         return r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer;
1949 }
1950
1951 qboolean R_Stereo_Active(void)
1952 {
1953         return (vid.stereobuffer || r_stereo_sidebyside.integer || R_Stereo_ColorMasking());
1954 }
1955
1956 extern cvar_t cl_minfps;
1957 extern cvar_t cl_minfps_fade;
1958 extern cvar_t cl_minfps_qualitymax;
1959 extern cvar_t cl_minfps_qualitymin;
1960 extern cvar_t cl_minfps_qualitypower;
1961 extern cvar_t cl_minfps_qualityscale;
1962 static double cl_updatescreen_rendertime = 0;
1963 static double cl_updatescreen_quality = 1;
1964 extern void Sbar_ShowFPS_Update(void);
1965 void CL_UpdateScreen(void)
1966 {
1967         double rendertime1;
1968         float conwidth, conheight;
1969         float f;
1970
1971         Sbar_ShowFPS_Update();
1972
1973         if (!scr_initialized || !con_initialized || !scr_refresh.integer)
1974                 return;                         // not initialized yet
1975
1976         if(gamemode == GAME_NEXUIZ)
1977         {
1978                 // play a bit with the palette (experimental)
1979                 palette_rgb_pantscolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 0.0f*M_PI/3.0f));
1980                 palette_rgb_pantscolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 2.0f*M_PI/3.0f));
1981                 palette_rgb_pantscolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 4.0f*M_PI/3.0f));
1982                 palette_rgb_shirtcolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 5.0f*M_PI/3.0f));
1983                 palette_rgb_shirtcolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 3.0f*M_PI/3.0f));
1984                 palette_rgb_shirtcolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 1.0f*M_PI/3.0f));
1985                 memcpy(palette_rgb_pantsscoreboard[15], palette_rgb_pantscolormap[15], sizeof(*palette_rgb_pantscolormap));
1986                 memcpy(palette_rgb_shirtscoreboard[15], palette_rgb_shirtcolormap[15], sizeof(*palette_rgb_shirtcolormap));
1987         }
1988
1989         if (vid_hidden)
1990                 return;
1991
1992         rendertime1 = Sys_DoubleTime();
1993
1994         conwidth = bound(160, vid_conwidth.value, 32768);
1995         conheight = bound(90, vid_conheight.value, 24576);
1996         if (vid_conwidth.value != conwidth)
1997                 Cvar_SetValue("vid_conwidth", conwidth);
1998         if (vid_conheight.value != conheight)
1999                 Cvar_SetValue("vid_conheight", conheight);
2000
2001         // bound viewsize
2002         if (scr_viewsize.value < 30)
2003                 Cvar_Set ("viewsize","30");
2004         if (scr_viewsize.value > 120)
2005                 Cvar_Set ("viewsize","120");
2006
2007         // bound field of view
2008         if (scr_fov.value < 1)
2009                 Cvar_Set ("fov","1");
2010         if (scr_fov.value > 170)
2011                 Cvar_Set ("fov","170");
2012
2013         // validate r_textureunits cvar
2014         if (r_textureunits.integer > gl_textureunits)
2015                 Cvar_SetValueQuick(&r_textureunits, gl_textureunits);
2016         if (r_textureunits.integer < 1)
2017                 Cvar_SetValueQuick(&r_textureunits, 1);
2018
2019         // validate gl_combine cvar
2020         if (gl_combine.integer && !gl_combine_extension)
2021                 Cvar_SetValueQuick(&gl_combine, 0);
2022
2023         // intermission is always full screen
2024         if (cl.intermission)
2025                 sb_lines = 0;
2026         else
2027         {
2028                 if (scr_viewsize.value >= 120)
2029                         sb_lines = 0;           // no status bar at all
2030                 else if (scr_viewsize.value >= 110)
2031                         sb_lines = 24;          // no inventory
2032                 else
2033                         sb_lines = 24+16+8;
2034         }
2035
2036         r_refdef.view.colormask[0] = 1;
2037         r_refdef.view.colormask[1] = 1;
2038         r_refdef.view.colormask[2] = 1;
2039
2040         SCR_SetUpToDrawConsole();
2041
2042         CHECKGLERROR
2043         qglDrawBuffer(GL_BACK);CHECKGLERROR
2044         qglViewport(0, 0, vid.width, vid.height);CHECKGLERROR
2045         qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
2046         qglDepthMask(1);CHECKGLERROR
2047         qglColorMask(1,1,1,1);CHECKGLERROR
2048         qglClearColor(0,0,0,0);CHECKGLERROR
2049         R_ClearScreen(false);
2050         r_refdef.view.clear = false;
2051         r_refdef.view.isoverlay = false;
2052         f = pow((float)cl_updatescreen_quality, cl_minfps_qualitypower.value) * cl_minfps_qualityscale.value;
2053         r_refdef.view.quality = bound(cl_minfps_qualitymin.value, f, cl_minfps_qualitymax.value);
2054
2055         if(scr_stipple.integer)
2056         {
2057                 GLubyte stipple[128];
2058                 int i, s, width, parts;
2059                 static int frame = 0;
2060                 ++frame;
2061
2062                 s = scr_stipple.integer;
2063                 parts = (s & 007);
2064                 width = (s & 070) >> 3;
2065
2066                 qglEnable(GL_POLYGON_STIPPLE); // 0x0B42
2067                 for(i = 0; i < 128; ++i)
2068                 {
2069                         int line = i/4;
2070                         stipple[i] = (((line >> width) + frame) & ((1 << parts) - 1)) ? 0x00 : 0xFF;
2071                 }
2072                 qglPolygonStipple(stipple);
2073         }
2074         else
2075                 qglDisable(GL_POLYGON_STIPPLE);
2076
2077         if (R_Stereo_Active())
2078         {
2079                 matrix4x4_t originalmatrix = r_refdef.view.matrix;
2080                 matrix4x4_t offsetmatrix;
2081                 Matrix4x4_CreateFromQuakeEntity(&offsetmatrix, 0, r_stereo_separation.value * 0.5f, 0, 0, r_stereo_angle.value * 0.5f, 0, 1);
2082                 Matrix4x4_Concat(&r_refdef.view.matrix, &originalmatrix, &offsetmatrix);
2083
2084                 if (r_stereo_sidebyside.integer)
2085                         r_stereo_side = 0;
2086
2087                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2088                 {
2089                         r_refdef.view.colormask[0] = 1;
2090                         r_refdef.view.colormask[1] = 0;
2091                         r_refdef.view.colormask[2] = 0;
2092                 }
2093
2094                 if (vid.stereobuffer)
2095                         qglDrawBuffer(GL_BACK_RIGHT);
2096
2097                 SCR_DrawScreen();
2098
2099                 Matrix4x4_CreateFromQuakeEntity(&offsetmatrix, 0, r_stereo_separation.value * -0.5f, 0, 0, r_stereo_angle.value * -0.5f, 0, 1);
2100                 Matrix4x4_Concat(&r_refdef.view.matrix, &originalmatrix, &offsetmatrix);
2101
2102                 if (r_stereo_sidebyside.integer)
2103                         r_stereo_side = 1;
2104
2105                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2106                 {
2107                         r_refdef.view.colormask[0] = 0;
2108                         r_refdef.view.colormask[1] = r_stereo_redcyan.integer || r_stereo_redgreen.integer;
2109                         r_refdef.view.colormask[2] = r_stereo_redcyan.integer || r_stereo_redblue.integer;
2110                 }
2111
2112                 if (vid.stereobuffer)
2113                         qglDrawBuffer(GL_BACK_LEFT);
2114
2115                 SCR_DrawScreen();
2116
2117                 r_refdef.view.matrix = originalmatrix;
2118         }
2119         else
2120                 SCR_DrawScreen();
2121
2122         SCR_CaptureVideo();
2123
2124         // quality adjustment according to render time
2125         qglFlush();
2126         cl_updatescreen_rendertime += ((Sys_DoubleTime() - rendertime1) - cl_updatescreen_rendertime) * bound(0, cl_minfps_fade.value, 1);
2127         if (cl_minfps.value > 0 && cl_updatescreen_rendertime > 0 && !cls.timedemo && (!cls.capturevideo.active || !cls.capturevideo.realtime))
2128                 cl_updatescreen_quality = 1 / (cl_updatescreen_rendertime * cl_minfps.value);
2129         else
2130                 cl_updatescreen_quality = 1;
2131
2132         if (!vid_activewindow)
2133                 VID_SetMouse(false, false, false);
2134         else if (key_consoleactive)
2135                 VID_SetMouse(vid.fullscreen, false, false);
2136         else if (key_dest == key_menu_grabbed)
2137                 VID_SetMouse(true, vid_mouse.integer && !in_client_mouse, true);
2138         else if (key_dest == key_menu)
2139                 VID_SetMouse(vid.fullscreen, vid_mouse.integer && !in_client_mouse, true);
2140         else
2141                 VID_SetMouse(vid.fullscreen, vid_mouse.integer && !cl.csqc_wantsmousemove && (!cls.demoplayback || cl_demo_mousegrab.integer), true);
2142
2143         VID_Finish();
2144 }
2145
2146 void CL_Screen_NewMap(void)
2147 {
2148 }