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