cl_screen.c

   1
   2 #include "quakedef.h"
   3 #include "cl_video.h"
   4 #include "image.h"
   5 #include "jpeg.h"
   6 #include "image_png.h"
   7 #include "cl_collision.h"
   8 #include "libcurl.h"
   9 #include "csprogs.h"
  10 #include "cap_avi.h"
  11 #include "cap_ogg.h"
  12
  13 // we have to include snd_main.h here only to get access to snd_renderbuffer->format.speed when writing the AVI headers
  14 #include "snd_main.h"
  15
  16 cvar_t scr_viewsize = {CVAR_SAVE, "viewsize","100", "how large the view should be, 110 disables inventory bar, 120 disables status bar"};
  17 cvar_t scr_fov = {CVAR_SAVE, "fov","90", "field of vision, 1-170 degrees, default 90, some players use 110-130"};
  18 cvar_t scr_conalpha = {CVAR_SAVE, "scr_conalpha", "1", "opacity of console background"};
  19 cvar_t scr_conbrightness = {CVAR_SAVE, "scr_conbrightness", "1", "brightness of console background (0 = black, 1 = image)"};
  20 cvar_t scr_conforcewhiledisconnected = {0, "scr_conforcewhiledisconnected", "1", "forces fullscreen console while disconnected"};
  21 cvar_t scr_menuforcewhiledisconnected = {0, "scr_menuforcewhiledisconnected", "0", "forces menu while disconnected"};
  22 cvar_t scr_centertime = {0, "scr_centertime","2", "how long centerprint messages show"};
  23 cvar_t scr_showram = {CVAR_SAVE, "showram","1", "show ram icon if low on surface cache memory (not used)"};
  24 cvar_t scr_showturtle = {CVAR_SAVE, "showturtle","0", "show turtle icon when framerate is too low"};
  25 cvar_t scr_showpause = {CVAR_SAVE, "showpause","1", "show pause icon when game is paused"};
  26 cvar_t scr_showbrand = {0, "showbrand","0", "shows gfx/brand.tga in a corner of the screen (different values select different positions, including centered)"};
  27 cvar_t scr_printspeed = {0, "scr_printspeed","0", "speed of intermission printing (episode end texts), a value of 0 disables the slow printing"};
  28 cvar_t scr_loadingscreen_background = {0, "scr_loadingscreen_background","0", "show the last visible background during loading screen (costs one screenful of video memory)"};
  29 cvar_t scr_loadingscreen_count = {0, "scr_loadingscreen_count","1", "number of loading screen files to use randomly (named loading.tga, loading2.tga, loading3.tga, ...)"};
  30 cvar_t scr_loadingscreen_barcolor = {0, "scr_loadingscreen_barcolor", "0 0 1", "rgb color of loadingscreen progress bar"};
  31 cvar_t scr_loadingscreen_barheight = {0, "scr_loadingscreen_barheight", "8", "a height loadingscreen progress bar"};
  32 cvar_t vid_conwidth = {CVAR_SAVE, "vid_conwidth", "640", "virtual width of 2D graphics system"};
  33 cvar_t vid_conheight = {CVAR_SAVE, "vid_conheight", "480", "virtual height of 2D graphics system"};
  34 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)"};
  35 cvar_t scr_screenshot_jpeg = {CVAR_SAVE, "scr_screenshot_jpeg","1", "save jpeg instead of targa"};
  36 cvar_t scr_screenshot_jpeg_quality = {CVAR_SAVE, "scr_screenshot_jpeg_quality","0.9", "image quality of saved jpeg"};
  37 cvar_t scr_screenshot_png = {CVAR_SAVE, "scr_screenshot_png","0", "save png instead of targa"};
  38 cvar_t scr_screenshot_gammaboost = {CVAR_SAVE, "scr_screenshot_gammaboost","1", "gamma correction on saved screenshots and videos, 1.0 saves unmodified images"};
  39 cvar_t scr_screenshot_hwgamma = {CVAR_SAVE, "scr_screenshot_hwgamma","1", "apply the video gamma ramp to saved screenshots and videos"};
  40 // scr_screenshot_name is defined in fs.c
  41 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)"};
  42 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)"};
  43 cvar_t cl_capturevideo_width = {CVAR_SAVE, "cl_capturevideo_width", "0", "scales all frames to this resolution before saving the video"};
  44 cvar_t cl_capturevideo_height = {CVAR_SAVE, "cl_capturevideo_height", "0", "scales all frames to this resolution before saving the video"};
  45 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"};
  46 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)"};
  47 cvar_t cl_capturevideo_nameformat = {CVAR_SAVE, "cl_capturevideo_nameformat", "dpvideo", "prefix for saved videos (the date is encoded using strftime escapes)"};
  48 cvar_t cl_capturevideo_number = {CVAR_SAVE, "cl_capturevideo_number", "1", "number to append to video filename, incremented each time a capture begins"};
  49 cvar_t cl_capturevideo_ogg = {CVAR_SAVE, "cl_capturevideo_ogg", "1", "save captured video data as Ogg/Vorbis/Theora streams"};
  50 cvar_t cl_capturevideo_framestep = {CVAR_SAVE, "cl_capturevideo_framestep", "1", "when set to n >= 1, render n frames to capture one (useful for motion blur like effects)"};
  51 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)"};
  52 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)"};
  53 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)"};
  54 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)"};
  55 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"};
  56 cvar_t r_stereo_redgreen = {0, "r_stereo_redgreen", "0", "red/green anaglyph stereo glasses (for those who don't mind yellow)"};
  57 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)"};
  58 cvar_t scr_zoomwindow = {CVAR_SAVE, "scr_zoomwindow", "0", "displays a zoomed in overlay window"};
  59 cvar_t scr_zoomwindow_viewsizex = {CVAR_SAVE, "scr_zoomwindow_viewsizex", "20", "horizontal viewsize of zoom window"};
  60 cvar_t scr_zoomwindow_viewsizey = {CVAR_SAVE, "scr_zoomwindow_viewsizey", "20", "vertical viewsize of zoom window"};
  61 cvar_t scr_zoomwindow_fov = {CVAR_SAVE, "scr_zoomwindow_fov", "20", "fov of zoom window"};
  62 cvar_t scr_stipple = {0, "scr_stipple", "0", "interlacing-like stippling of the display"};
  63 cvar_t scr_refresh = {0, "scr_refresh", "1", "allows you to completely shut off rendering for benchmarking purposes"};
  64 cvar_t scr_screenshot_name_in_mapdir = {CVAR_SAVE, "scr_screenshot_name_in_mapdir", "0", "if set to 1, screenshots are placed in a subdirectory named like the map they are from"};
  65 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)"};
  66 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)"};
  67 cvar_t timedemo_screenshotframelist = {0, "timedemo_screenshotframelist", "", "when performing a timedemo, take screenshots of each frame in this space-separated list - example: 1 201 401"};
  68
  69 extern cvar_t v_glslgamma;
  70 extern cvar_t sbar_info_pos;
  71 #define WANT_SCREENSHOT_HWGAMMA (scr_screenshot_hwgamma.integer && vid_usinghwgamma)
  72
  73 int jpeg_supported = false;
  74
  75 qboolean        scr_initialized;                // ready to draw
  76
  77 float           scr_con_current;
  78 int                     scr_con_margin_bottom;
  79
  80 extern int      con_vislines;
  81
  82 static void SCR_ScreenShot_f (void);
  83 static void R_Envmap_f (void);
  84
  85 // backend
  86 void R_ClearScreen(qboolean fogcolor);
  87
  88 /*
  89 ===============================================================================
  90
  91 CENTER PRINTING
  92
  93 ===============================================================================
  94 */
  95
  96 char            scr_centerstring[MAX_INPUTLINE];
  97 float           scr_centertime_start;   // for slow victory printing
  98 float           scr_centertime_off;
  99 int                     scr_center_lines;
 100 int                     scr_erase_lines;
 101 int                     scr_erase_center;
 102 char        scr_infobarstring[MAX_INPUTLINE];
 103 float       scr_infobartime_off;
 104
 105 /*
 106 ==============
 107 SCR_CenterPrint
 108
 109 Called for important messages that should stay in the center of the screen
 110 for a few moments
 111 ==============
 112 */
 113 void SCR_CenterPrint(const char *str)
 114 {
 115         strlcpy (scr_centerstring, str, sizeof (scr_centerstring));
 116         scr_centertime_off = scr_centertime.value;
 117         scr_centertime_start = cl.time;
 118
 119 // count the number of lines for centering
 120         scr_center_lines = 1;
 121         while (*str)
 122         {
 123                 if (*str == '\n')
 124                         scr_center_lines++;
 125                 str++;
 126         }
 127 }
 128
 129
 130 void SCR_DrawCenterString (void)
 131 {
 132         char    *start;
 133         int             x, y;
 134         int             remaining;
 135         int             color;
 136
 137         if(cl.intermission == 2) // in finale,
 138                 if(sb_showscores) // make TAB hide the finale message (sb_showscores overrides finale in sbar.c)
 139                         return;
 140
 141         if(scr_centertime.value <= 0 && !cl.intermission)
 142                 return;
 143
 144 // the finale prints the characters one at a time, except if printspeed is an absurdly high value
 145         if (cl.intermission && scr_printspeed.value > 0 && scr_printspeed.value < 1000000)
 146                 remaining = (int)(scr_printspeed.value * (cl.time - scr_centertime_start));
 147         else
 148                 remaining = 9999;
 149
 150         scr_erase_center = 0;
 151         start = scr_centerstring;
 152
 153         if (remaining < 1)
 154                 return;
 155
 156         if (scr_center_lines <= 4)
 157                 y = (int)(vid_conheight.integer*0.35);
 158         else
 159                 y = 48;
 160
 161         color = -1;
 162         do
 163         {
 164                 // scan the number of characters on the line, not counting color codes
 165                 char *newline = strchr(start, '\n');
 166                 int l = newline ? (newline - start) : (int)strlen(start);
 167                 float width = DrawQ_TextWidth(start, l, 8, 8, false, FONT_CENTERPRINT);
 168
 169                 x = (int) (vid_conwidth.integer - width)/2;
 170                 if (l > 0)
 171                 {
 172                         if (remaining < l)
 173                                 l = remaining;
 174                         DrawQ_String(x, y, start, l, 8, 8, 1, 1, 1, 1, 0, &color, false, FONT_CENTERPRINT);
 175                         remaining -= l;
 176                         if (remaining <= 0)
 177                                 return;
 178                 }
 179                 y += 8;
 180
 181                 if (!newline)
 182                         break;
 183                 start = newline + 1; // skip the \n
 184         } while (1);
 185 }
 186
 187 void SCR_CheckDrawCenterString (void)
 188 {
 189         if (scr_center_lines > scr_erase_lines)
 190                 scr_erase_lines = scr_center_lines;
 191
 192         if (cl.time > cl.oldtime)
 193                 scr_centertime_off -= cl.time - cl.oldtime;
 194
 195         // don't draw if this is a normal stats-screen intermission,
 196         // only if it is not an intermission, or a finale intermission
 197         if (cl.intermission == 1)
 198                 return;
 199         if (scr_centertime_off <= 0 && !cl.intermission)
 200                 return;
 201         if (key_dest != key_game)
 202                 return;
 203
 204         SCR_DrawCenterString ();
 205 }
 206
 207 void SCR_DrawNetGraph_DrawGraph (int graphx, int graphy, int graphwidth, int graphheight, float graphscale, const char *label, float textsize, int packetcounter, netgraphitem_t *netgraph)
 208 {
 209         netgraphitem_t *graph;
 210         int j, x, y;
 211         int totalbytes = 0;
 212         char bytesstring[128];
 213         float g[NETGRAPH_PACKETS][6];
 214         float *a;
 215         float *b;
 216         DrawQ_Fill(graphx, graphy, graphwidth, graphheight + textsize * 2, 0, 0, 0, 0.5, 0);
 217         // draw the bar graph itself
 218         // advance the packet counter because it is the latest packet column being
 219         // built up and should come last
 220         packetcounter = (packetcounter + 1) % NETGRAPH_PACKETS;
 221         memset(g, 0, sizeof(g));
 222         for (j = 0;j < NETGRAPH_PACKETS;j++)
 223         {
 224                 graph = netgraph + j;
 225                 g[j][0] = 1.0f - 0.25f * (realtime - graph->time);
 226                 g[j][1] = 1.0f;
 227                 g[j][2] = 1.0f;
 228                 g[j][3] = 1.0f;
 229                 g[j][4] = 1.0f;
 230                 g[j][5] = 1.0f;
 231                 if (graph->unreliablebytes == NETGRAPH_LOSTPACKET)
 232                         g[j][1] = 0.00f;
 233                 else if (graph->unreliablebytes == NETGRAPH_CHOKEDPACKET)
 234                         g[j][2] = 0.96f;
 235                 else
 236                 {
 237                         g[j][3] = 1.0f    - graph->unreliablebytes * graphscale;
 238                         g[j][4] = g[j][3] - graph->reliablebytes   * graphscale;
 239                         g[j][5] = g[j][4] - graph->ackbytes        * graphscale;
 240                         // count bytes in the last second
 241                         if (realtime - graph->time < 1.0f)
 242                                 totalbytes += graph->unreliablebytes + graph->reliablebytes + graph->ackbytes;
 243                 }
 244                 g[j][1] = bound(0.0f, g[j][1], 1.0f);
 245                 g[j][2] = bound(0.0f, g[j][2], 1.0f);
 246                 g[j][3] = bound(0.0f, g[j][3], 1.0f);
 247                 g[j][4] = bound(0.0f, g[j][4], 1.0f);
 248                 g[j][5] = bound(0.0f, g[j][5], 1.0f);
 249         }
 250         // render the lines for the graph
 251         for (j = 0;j < NETGRAPH_PACKETS;j++)
 252         {
 253                 a = g[j];
 254                 b = g[(j+1)%NETGRAPH_PACKETS];
 255                 if (a[0] < 0.0f || b[0] > 1.0f || b[0] < a[0])
 256                         continue;
 257                 DrawQ_Line(0.0f, graphx + graphwidth * a[0], graphy + graphheight * a[2], graphx + graphwidth * b[0], graphy + graphheight * b[2], 1.0f, 1.0f, 0.0f, 1.0f, 0);
 258                 DrawQ_Line(0.0f, graphx + graphwidth * a[0], graphy + graphheight * a[1], graphx + graphwidth * b[0], graphy + graphheight * b[1], 1.0f, 0.0f, 0.0f, 1.0f, 0);
 259                 DrawQ_Line(0.0f, graphx + graphwidth * a[0], graphy + graphheight * a[5], graphx + graphwidth * b[0], graphy + graphheight * b[5], 0.0f, 1.0f, 0.0f, 1.0f, 0);
 260                 DrawQ_Line(0.0f, graphx + graphwidth * a[0], graphy + graphheight * a[4], graphx + graphwidth * b[0], graphy + graphheight * b[4], 1.0f, 1.0f, 1.0f, 1.0f, 0);
 261                 DrawQ_Line(0.0f, graphx + graphwidth * a[0], graphy + graphheight * a[3], graphx + graphwidth * b[0], graphy + graphheight * b[3], 1.0f, 0.5f, 0.0f, 1.0f, 0);
 262         }
 263         x = graphx;
 264         y = graphy + graphheight;
 265         dpsnprintf(bytesstring, sizeof(bytesstring), "%i", totalbytes);
 266         DrawQ_String(x, y, label      , 0, textsize, textsize, 1.0f, 1.0f, 1.0f, 1.0f, 0, NULL, false, FONT_DEFAULT);y += textsize;
 267         DrawQ_String(x, y, bytesstring, 0, textsize, textsize, 1.0f, 1.0f, 1.0f, 1.0f, 0, NULL, false, FONT_DEFAULT);y += textsize;
 268 }
 269
 270 /*
 271 ==============
 272 SCR_DrawNetGraph
 273 ==============
 274 */
 275 void SCR_DrawNetGraph (void)
 276 {
 277         int i, separator1, separator2, graphwidth, graphheight, netgraph_x, netgraph_y, textsize, index, netgraphsperrow;
 278         float graphscale;
 279         netconn_t *c;
 280
 281         if (cls.state != ca_connected)
 282                 return;
 283         if (!cls.netcon)
 284                 return;
 285         if (!shownetgraph.integer)
 286                 return;
 287
 288         separator1 = 2;
 289         separator2 = 4;
 290         textsize = 8;
 291         graphwidth = 120;
 292         graphheight = 70;
 293         graphscale = 1.0f / 1500.0f;
 294
 295         netgraphsperrow = (vid_conwidth.integer + separator2) / (graphwidth * 2 + separator1 + separator2);
 296         netgraphsperrow = max(netgraphsperrow, 1);
 297
 298         index = 0;
 299         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (graphwidth * 2 + separator1 + separator2);
 300         netgraph_y = (vid_conheight.integer - 48 - sbar_info_pos.integer + separator2) - (1 + (index / netgraphsperrow)) * (graphheight + textsize + separator2);
 301         c = cls.netcon;
 302         SCR_DrawNetGraph_DrawGraph(netgraph_x                          , netgraph_y, graphwidth, graphheight, graphscale, "incoming", textsize, c->incoming_packetcounter, c->incoming_netgraph);
 303         SCR_DrawNetGraph_DrawGraph(netgraph_x + graphwidth + separator1, netgraph_y, graphwidth, graphheight, graphscale, "outgoing", textsize, c->outgoing_packetcounter, c->outgoing_netgraph);
 304         index++;
 305
 306         if (sv.active && shownetgraph.integer >= 2)
 307         {
 308                 for (i = 0;i < svs.maxclients;i++)
 309                 {
 310                         c = svs.clients[i].netconnection;
 311                         if (!c)
 312                                 continue;
 313                         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (graphwidth * 2 + separator1 + separator2);
 314                         netgraph_y = (vid_conheight.integer - 48 + separator2) - (1 + (index / netgraphsperrow)) * (graphheight + textsize + separator2);
 315                         SCR_DrawNetGraph_DrawGraph(netgraph_x                          , netgraph_y, graphwidth, graphheight, graphscale, va("%s", svs.clients[i].name), textsize, c->outgoing_packetcounter, c->outgoing_netgraph);
 316                         SCR_DrawNetGraph_DrawGraph(netgraph_x + graphwidth + separator1, netgraph_y, graphwidth, graphheight, graphscale, ""                           , textsize, c->incoming_packetcounter, c->incoming_netgraph);
 317                         index++;
 318                 }
 319         }
 320 }
 321
 322 /*
 323 ==============
 324 SCR_DrawTurtle
 325 ==============
 326 */
 327 void SCR_DrawTurtle (void)
 328 {
 329         static int      count;
 330
 331         if (cls.state != ca_connected)
 332                 return;
 333
 334         if (!scr_showturtle.integer)
 335                 return;
 336
 337         if (cl.realframetime < 0.1)
 338         {
 339                 count = 0;
 340                 return;
 341         }
 342
 343         count++;
 344         if (count < 3)
 345                 return;
 346
 347         DrawQ_Pic (0, 0, Draw_CachePic ("gfx/turtle"), 0, 0, 1, 1, 1, 1, 0);
 348 }
 349
 350 /*
 351 ==============
 352 SCR_DrawNet
 353 ==============
 354 */
 355 void SCR_DrawNet (void)
 356 {
 357         if (cls.state != ca_connected)
 358                 return;
 359         if (realtime - cl.last_received_message < 0.3)
 360                 return;
 361         if (cls.demoplayback)
 362                 return;
 363
 364         DrawQ_Pic (64, 0, Draw_CachePic ("gfx/net"), 0, 0, 1, 1, 1, 1, 0);
 365 }
 366
 367 /*
 368 ==============
 369 DrawPause
 370 ==============
 371 */
 372 void SCR_DrawPause (void)
 373 {
 374         cachepic_t      *pic;
 375
 376         if (cls.state != ca_connected)
 377                 return;
 378
 379         if (!scr_showpause.integer)             // turn off for screenshots
 380                 return;
 381
 382         if (!cl.paused)
 383                 return;
 384
 385         pic = Draw_CachePic ("gfx/pause");
 386         DrawQ_Pic ((vid_conwidth.integer - pic->width)/2, (vid_conheight.integer - pic->height)/2, pic, 0, 0, 1, 1, 1, 1, 0);
 387 }
 388
 389 /*
 390 ==============
 391 SCR_DrawBrand
 392 ==============
 393 */
 394 void SCR_DrawBrand (void)
 395 {
 396         cachepic_t      *pic;
 397         float           x, y;
 398
 399         if (!scr_showbrand.value)
 400                 return;
 401
 402         pic = Draw_CachePic ("gfx/brand");
 403
 404         switch ((int)scr_showbrand.value)
 405         {
 406         case 1: // bottom left
 407                 x = 0;
 408                 y = vid_conheight.integer - pic->height;
 409                 break;
 410         case 2: // bottom centre
 411                 x = (vid_conwidth.integer - pic->width) / 2;
 412                 y = vid_conheight.integer - pic->height;
 413                 break;
 414         case 3: // bottom right
 415                 x = vid_conwidth.integer - pic->width;
 416                 y = vid_conheight.integer - pic->height;
 417                 break;
 418         case 4: // centre right
 419                 x = vid_conwidth.integer - pic->width;
 420                 y = (vid_conheight.integer - pic->height) / 2;
 421                 break;
 422         case 5: // top right
 423                 x = vid_conwidth.integer - pic->width;
 424                 y = 0;
 425                 break;
 426         case 6: // top centre
 427                 x = (vid_conwidth.integer - pic->width) / 2;
 428                 y = 0;
 429                 break;
 430         case 7: // top left
 431                 x = 0;
 432                 y = 0;
 433                 break;
 434         case 8: // centre left
 435                 x = 0;
 436                 y = (vid_conheight.integer - pic->height) / 2;
 437                 break;
 438         default:
 439                 return;
 440         }
 441
 442         DrawQ_Pic (x, y, pic, 0, 0, 1, 1, 1, 1, 0);
 443 }
 444
 445 /*
 446 ==============
 447 SCR_DrawQWDownload
 448 ==============
 449 */
 450 static int SCR_DrawQWDownload(int offset)
 451 {
 452         // sync with SCR_InfobarHeight
 453         int len;
 454         float x, y;
 455         float size = 8;
 456         char temp[256];
 457
 458         if (!cls.qw_downloadname[0])
 459         {
 460                 cls.qw_downloadspeedrate = 0;
 461                 cls.qw_downloadspeedtime = realtime;
 462                 cls.qw_downloadspeedcount = 0;
 463                 return 0;
 464         }
 465         if (realtime >= cls.qw_downloadspeedtime + 1)
 466         {
 467                 cls.qw_downloadspeedrate = cls.qw_downloadspeedcount;
 468                 cls.qw_downloadspeedtime = realtime;
 469                 cls.qw_downloadspeedcount = 0;
 470         }
 471         if (cls.protocol == PROTOCOL_QUAKEWORLD)
 472                 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);
 473         else
 474                 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);
 475         len = (int)strlen(temp);
 476         x = (vid_conwidth.integer - DrawQ_TextWidth(temp, len, size, size, true, FONT_INFOBAR)) / 2;
 477         y = vid_conheight.integer - size - offset;
 478         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
 479         DrawQ_String(x, y, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
 480         return 8;
 481 }
 482 /*
 483 ==============
 484 SCR_DrawInfobarString
 485 ==============
 486 */
 487 static int SCR_DrawInfobarString(int offset)
 488 {
 489         int len;
 490         float x, y;
 491         float size = 8;
 492
 493         len = (int)strlen(scr_infobarstring);
 494         x = (vid_conwidth.integer - DrawQ_TextWidth(scr_infobarstring, len, size, size, false, FONT_INFOBAR)) / 2;
 495         y = vid_conheight.integer - size - offset;
 496         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
 497         DrawQ_String(x, y, scr_infobarstring, len, size, size, 1, 1, 1, 1, 0, NULL, false, FONT_INFOBAR);
 498         return 8;
 499 }
 500
 501 /*
 502 ==============
 503 SCR_DrawCurlDownload
 504 ==============
 505 */
 506 static int SCR_DrawCurlDownload(int offset)
 507 {
 508         // sync with SCR_InfobarHeight
 509         int len;
 510         int nDownloads;
 511         int i;
 512         float x, y;
 513         float size = 8;
 514         Curl_downloadinfo_t *downinfo;
 515         char temp[256];
 516         const char *addinfo;
 517
 518         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo);
 519         if(!downinfo)
 520                 return 0;
 521
 522         y = vid_conheight.integer - size * nDownloads - offset;
 523
 524         if(addinfo)
 525         {
 526                 len = (int)strlen(addinfo);
 527                 x = (vid_conwidth.integer - DrawQ_TextWidth(addinfo, len, size, size, true, FONT_INFOBAR)) / 2;
 528                 DrawQ_Fill(0, y - size, vid_conwidth.integer, size, 1, 1, 1, cls.signon == SIGNONS ? 0.8 : 1, 0);
 529                 DrawQ_String(x, y - size, addinfo, len, size, size, 0, 0, 0, 1, 0, NULL, true, FONT_INFOBAR);
 530         }
 531
 532         for(i = 0; i != nDownloads; ++i)
 533         {
 534                 if(downinfo[i].queued)
 535                         dpsnprintf(temp, sizeof(temp), "Still in queue: %s\n", downinfo[i].filename);
 536                 else if(downinfo[i].progress <= 0)
 537                         dpsnprintf(temp, sizeof(temp), "Downloading %s ...  ???.?%% @ %.1f KiB/s\n", downinfo[i].filename, downinfo[i].speed / 1024.0);
 538                 else
 539                         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);
 540                 len = (int)strlen(temp);
 541                 x = (vid_conwidth.integer - DrawQ_TextWidth(temp, len, size, size, true, FONT_INFOBAR)) / 2;
 542                 DrawQ_Fill(0, y + i * size, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
 543                 DrawQ_String(x, y + i * size, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
 544         }
 545
 546         Z_Free(downinfo);
 547
 548         return 8 * (nDownloads + (addinfo ? 1 : 0));
 549 }
 550
 551 /*
 552 ==============
 553 SCR_DrawInfobar
 554 ==============
 555 */
 556 static void SCR_DrawInfobar(void)
 557 {
 558         int offset = 0;
 559         if(scr_infobartime_off > 0)
 560                 offset += SCR_DrawInfobarString(offset);
 561         offset += SCR_DrawQWDownload(offset);
 562         offset += SCR_DrawCurlDownload(offset);
 563         if(offset != scr_con_margin_bottom)
 564                 Con_DPrintf("broken console margin calculation: %d != %d\n", offset, scr_con_margin_bottom);
 565 }
 566
 567 static int SCR_InfobarHeight(void)
 568 {
 569         int offset = 0;
 570         Curl_downloadinfo_t *downinfo;
 571         const char *addinfo;
 572         int nDownloads;
 573
 574         if (cl.time > cl.oldtime)
 575                 scr_infobartime_off -= cl.time - cl.oldtime;
 576         if(scr_infobartime_off > 0)
 577                 offset += 8;
 578
 579         if(cls.qw_downloadname[0])
 580                 offset += 8;
 581
 582         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo);
 583         if(downinfo)
 584         {
 585                 offset += 8 * (nDownloads + (addinfo ? 1 : 0));
 586                 Z_Free(downinfo);
 587         }
 588
 589         return offset;
 590 }
 591
 592 /*
 593 ==============
 594 SCR_InfoBar_f
 595 ==============
 596 */
 597 void SCR_InfoBar_f(void)
 598 {
 599         if(Cmd_Argc() == 3)
 600         {
 601                 scr_infobartime_off = atof(Cmd_Argv(1));
 602                 strlcpy(scr_infobarstring, Cmd_Argv(2), sizeof(scr_infobarstring));
 603         }
 604         else
 605         {
 606                 Con_Printf("usage:\ninfobar expiretime \"string\"\n");
 607         }
 608 }
 609 //=============================================================================
 610
 611 /*
 612 ==================
 613 SCR_SetUpToDrawConsole
 614 ==================
 615 */
 616 void SCR_SetUpToDrawConsole (void)
 617 {
 618         // lines of console to display
 619         float conlines;
 620         static int framecounter = 0;
 621
 622         Con_CheckResize ();
 623
 624         if (scr_menuforcewhiledisconnected.integer && key_dest == key_game && cls.state == ca_disconnected)
 625         {
 626                 if (framecounter >= 2)
 627                         MR_ToggleMenu(1);
 628                 else
 629                         framecounter++;
 630         }
 631         else
 632                 framecounter = 0;
 633
 634         if (scr_conforcewhiledisconnected.integer && key_dest == key_game && cls.signon != SIGNONS)
 635                 key_consoleactive |= KEY_CONSOLEACTIVE_FORCED;
 636         else
 637                 key_consoleactive &= ~KEY_CONSOLEACTIVE_FORCED;
 638
 639 // decide on the height of the console
 640         if (key_consoleactive & KEY_CONSOLEACTIVE_USER)
 641                 conlines = vid_conheight.integer/2;     // half screen
 642         else
 643                 conlines = 0;                           // none visible
 644
 645         scr_con_current = conlines;
 646 }
 647
 648 /*
 649 ==================
 650 SCR_DrawConsole
 651 ==================
 652 */
 653 void SCR_DrawConsole (void)
 654 {
 655         scr_con_margin_bottom = SCR_InfobarHeight();
 656         if (key_consoleactive & KEY_CONSOLEACTIVE_FORCED)
 657         {
 658                 // full screen
 659                 Con_DrawConsole (vid_conheight.integer - scr_con_margin_bottom);
 660         }
 661         else if (scr_con_current)
 662                 Con_DrawConsole (min((int)scr_con_current, vid_conheight.integer - scr_con_margin_bottom));
 663         else
 664                 con_vislines = 0;
 665 }
 666
 667 /*
 668 ===============
 669 SCR_BeginLoadingPlaque
 670
 671 ================
 672 */
 673 void SCR_BeginLoadingPlaque (void)
 674 {
 675         // save console log up to this point to log_file if it was set by configs
 676         Log_Start();
 677
 678         Host_StartVideo();
 679         SCR_UpdateLoadingScreen(false);
 680 }
 681
 682 //=============================================================================
 683
 684 char r_speeds_timestring[4096];
 685 int speedstringcount, r_timereport_active;
 686 double r_timereport_temp = 0, r_timereport_current = 0, r_timereport_start = 0;
 687 int r_speeds_longestitem = 0;
 688
 689 void R_TimeReport(char *desc)
 690 {
 691         char tempbuf[256];
 692         int length;
 693         int t;
 694
 695         if (r_speeds.integer < 2 || !r_timereport_active)
 696                 return;
 697
 698         CHECKGLERROR
 699         if (r_speeds.integer == 2)
 700                 qglFinish();
 701         CHECKGLERROR
 702         r_timereport_temp = r_timereport_current;
 703         r_timereport_current = Sys_DoubleTime();
 704         t = (int) ((r_timereport_current - r_timereport_temp) * 1000000.0 + 0.5);
 705
 706         length = dpsnprintf(tempbuf, sizeof(tempbuf), "%8i %s", t, desc);
 707         length = min(length, (int)sizeof(tempbuf) - 1);
 708         if (r_speeds_longestitem < length)
 709                 r_speeds_longestitem = length;
 710         for (;length < r_speeds_longestitem;length++)
 711                 tempbuf[length] = ' ';
 712         tempbuf[length] = 0;
 713
 714         if (speedstringcount + length > (vid_conwidth.integer / 8))
 715         {
 716                 strlcat(r_speeds_timestring, "\n", sizeof(r_speeds_timestring));
 717                 speedstringcount = 0;
 718         }
 719         strlcat(r_speeds_timestring, tempbuf, sizeof(r_speeds_timestring));
 720         speedstringcount += length;
 721 }
 722
 723 void R_TimeReport_BeginFrame(void)
 724 {
 725         speedstringcount = 0;
 726         r_speeds_timestring[0] = 0;
 727         r_timereport_active = false;
 728         memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
 729
 730         if (r_speeds.integer >= 2 && cls.signon == SIGNONS && cls.state == ca_connected)
 731         {
 732                 r_timereport_active = true;
 733                 r_timereport_start = r_timereport_current = Sys_DoubleTime();
 734         }
 735 }
 736
 737 static int R_CountLeafTriangles(const dp_model_t *model, const mleaf_t *leaf)
 738 {
 739         int i, triangles = 0;
 740         for (i = 0;i < leaf->numleafsurfaces;i++)
 741                 triangles += model->data_surfaces[leaf->firstleafsurface[i]].num_triangles;
 742         return triangles;
 743 }
 744
 745 void R_TimeReport_EndFrame(void)
 746 {
 747         int i, j, lines, y;
 748         cl_locnode_t *loc;
 749         char string[1024+4096];
 750         mleaf_t *viewleaf;
 751
 752         string[0] = 0;
 753         if (r_speeds.integer && cls.signon == SIGNONS && cls.state == ca_connected)
 754         {
 755                 // put the location name in the r_speeds display as it greatly helps
 756                 // when creating loc files
 757                 loc = CL_Locs_FindNearest(cl.movement_origin);
 758                 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;
 759                 dpsnprintf(string, sizeof(string),
 760 "%s%s\n"
 761 "%3i renders org:'%+8.2f %+8.2f %+8.2f' dir:'%+2.3f %+2.3f %+2.3f'\n"
 762 "%5i viewleaf%5i cluster%2i area%4i brushes%4i surfaces(%7i triangles)\n"
 763 "%7i surfaces%7i triangles %5i entities (%7i surfaces%7i triangles)\n"
 764 "%5i leafs%5i portals%6i/%6i particles%6i/%6i decals %3i%% quality\n"
 765 "%7i lightmap updates (%7i pixels)\n"
 766 "%4i lights%4i clears%4i scissored%7i light%7i shadow%7i dynamic\n"
 767 "rendered%6i meshes%8i triangles bloompixels%8i copied%8i drawn\n"
 768 "%s"
 769 , loc ? "Location: " : "", loc ? loc->name : ""
 770 , 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]
 771 , viewleaf ? (int)(viewleaf - r_refdef.scene.worldmodel->brush.data_leafs) : -1, viewleaf ? viewleaf->clusterindex : -1, viewleaf ? viewleaf->areaindex : -1, viewleaf ? viewleaf->numleafbrushes : 0, viewleaf ? viewleaf->numleafsurfaces : 0, viewleaf ? R_CountLeafTriangles(r_refdef.scene.worldmodel, viewleaf) : 0
 772 , r_refdef.stats.world_surfaces, r_refdef.stats.world_triangles, r_refdef.stats.entities, r_refdef.stats.entities_surfaces, r_refdef.stats.entities_triangles
 773 , r_refdef.stats.world_leafs, r_refdef.stats.world_portals, r_refdef.stats.particles, cl.num_particles, r_refdef.stats.drawndecals, r_refdef.stats.totaldecals, (int)(100 * r_refdef.view.quality)
 774 , r_refdef.stats.lightmapupdates, r_refdef.stats.lightmapupdatepixels
 775 , 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
 776 , r_refdef.stats.meshes, r_refdef.stats.meshes_elements / 3, r_refdef.stats.bloom_copypixels, r_refdef.stats.bloom_drawpixels
 777 , r_speeds_timestring);
 778
 779                 memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
 780
 781                 speedstringcount = 0;
 782                 r_speeds_timestring[0] = 0;
 783                 r_timereport_active = false;
 784
 785                 if (r_speeds.integer >= 2)
 786                 {
 787                         r_timereport_active = true;
 788                         r_timereport_start = r_timereport_current = Sys_DoubleTime();
 789                 }
 790         }
 791
 792         if (string[0])
 793         {
 794                 if (string[strlen(string)-1] == '\n')
 795                         string[strlen(string)-1] = 0;
 796                 lines = 1;
 797                 for (i = 0;string[i];i++)
 798                         if (string[i] == '\n')
 799                                 lines++;
 800                 y = vid_conheight.integer - sb_lines - lines * 8;
 801                 i = j = 0;
 802                 DrawQ_Fill(0, y, vid_conwidth.integer, lines * 8, 0, 0, 0, 0.5, 0);
 803                 while (string[i])
 804                 {
 805                         j = i;
 806                         while (string[i] && string[i] != '\n')
 807                                 i++;
 808                         if (i - j > 0)
 809                                 DrawQ_String(0, y, string + j, i - j, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);
 810                         if (string[i] == '\n')
 811                                 i++;
 812                         y += 8;
 813                 }
 814         }
 815 }
 816
 817 /*
 818 =================
 819 SCR_SizeUp_f
 820
 821 Keybinding command
 822 =================
 823 */
 824 void SCR_SizeUp_f (void)
 825 {
 826         Cvar_SetValue ("viewsize",scr_viewsize.value+10);
 827 }
 828
 829
 830 /*
 831 =================
 832 SCR_SizeDown_f
 833
 834 Keybinding command
 835 =================
 836 */
 837 void SCR_SizeDown_f (void)
 838 {
 839         Cvar_SetValue ("viewsize",scr_viewsize.value-10);
 840 }
 841
 842 void SCR_CaptureVideo_EndVideo(void);
 843 void CL_Screen_Shutdown(void)
 844 {
 845         SCR_CaptureVideo_EndVideo();
 846 }
 847
 848 void CL_Screen_Init(void)
 849 {
 850         Cvar_RegisterVariable (&scr_fov);
 851         Cvar_RegisterVariable (&scr_viewsize);
 852         Cvar_RegisterVariable (&scr_conalpha);
 853         Cvar_RegisterVariable (&scr_conbrightness);
 854         Cvar_RegisterVariable (&scr_conforcewhiledisconnected);
 855         Cvar_RegisterVariable (&scr_menuforcewhiledisconnected);
 856         Cvar_RegisterVariable (&scr_loadingscreen_background);
 857         Cvar_RegisterVariable (&scr_loadingscreen_count);
 858         Cvar_RegisterVariable (&scr_loadingscreen_barcolor);
 859         Cvar_RegisterVariable (&scr_loadingscreen_barheight);
 860         Cvar_RegisterVariable (&scr_showram);
 861         Cvar_RegisterVariable (&scr_showturtle);
 862         Cvar_RegisterVariable (&scr_showpause);
 863         Cvar_RegisterVariable (&scr_showbrand);
 864         Cvar_RegisterVariable (&scr_centertime);
 865         Cvar_RegisterVariable (&scr_printspeed);
 866         Cvar_RegisterVariable (&vid_conwidth);
 867         Cvar_RegisterVariable (&vid_conheight);
 868         Cvar_RegisterVariable (&vid_pixelheight);
 869         Cvar_RegisterVariable (&scr_screenshot_jpeg);
 870         Cvar_RegisterVariable (&scr_screenshot_jpeg_quality);
 871         Cvar_RegisterVariable (&scr_screenshot_png);
 872         Cvar_RegisterVariable (&scr_screenshot_gammaboost);
 873         Cvar_RegisterVariable (&scr_screenshot_hwgamma);
 874         Cvar_RegisterVariable (&scr_screenshot_name_in_mapdir);
 875         Cvar_RegisterVariable (&cl_capturevideo);
 876         Cvar_RegisterVariable (&cl_capturevideo_printfps);
 877         Cvar_RegisterVariable (&cl_capturevideo_width);
 878         Cvar_RegisterVariable (&cl_capturevideo_height);
 879         Cvar_RegisterVariable (&cl_capturevideo_realtime);
 880         Cvar_RegisterVariable (&cl_capturevideo_fps);
 881         Cvar_RegisterVariable (&cl_capturevideo_nameformat);
 882         Cvar_RegisterVariable (&cl_capturevideo_number);
 883         Cvar_RegisterVariable (&cl_capturevideo_ogg);
 884         Cvar_RegisterVariable (&cl_capturevideo_framestep);
 885         Cvar_RegisterVariable (&r_letterbox);
 886         Cvar_RegisterVariable(&r_stereo_separation);
 887         Cvar_RegisterVariable(&r_stereo_sidebyside);
 888         Cvar_RegisterVariable(&r_stereo_redblue);
 889         Cvar_RegisterVariable(&r_stereo_redcyan);
 890         Cvar_RegisterVariable(&r_stereo_redgreen);
 891         Cvar_RegisterVariable(&r_stereo_angle);
 892         Cvar_RegisterVariable(&scr_zoomwindow);
 893         Cvar_RegisterVariable(&scr_zoomwindow_viewsizex);
 894         Cvar_RegisterVariable(&scr_zoomwindow_viewsizey);
 895         Cvar_RegisterVariable(&scr_zoomwindow_fov);
 896         Cvar_RegisterVariable(&scr_stipple);
 897         Cvar_RegisterVariable(&scr_refresh);
 898         Cvar_RegisterVariable(&shownetgraph);
 899         Cvar_RegisterVariable(&cl_demo_mousegrab);
 900         Cvar_RegisterVariable(&timedemo_screenshotframelist);
 901
 902         Cmd_AddCommand ("sizeup",SCR_SizeUp_f, "increase view size (increases viewsize cvar)");
 903         Cmd_AddCommand ("sizedown",SCR_SizeDown_f, "decrease view size (decreases viewsize cvar)");
 904         Cmd_AddCommand ("screenshot",SCR_ScreenShot_f, "takes a screenshot of the next rendered frame");
 905         Cmd_AddCommand ("envmap", R_Envmap_f, "render a cubemap (skybox) of the current scene");
 906         Cmd_AddCommand ("infobar", SCR_InfoBar_f, "display a text in the infobar (usage: infobar expiretime string)");
 907
 908         SCR_CaptureVideo_Ogg_Init();
 909
 910         scr_initialized = true;
 911 }
 912
 913 /*
 914 ==================
 915 SCR_ScreenShot_f
 916 ==================
 917 */
 918 void SCR_ScreenShot_f (void)
 919 {
 920         static int shotnumber;
 921         static char old_prefix_name[MAX_QPATH];
 922         char prefix_name[MAX_QPATH];
 923         char filename[MAX_QPATH];
 924         char mapname[MAX_QPATH];
 925         unsigned char *buffer1;
 926         unsigned char *buffer2;
 927         unsigned char *buffer3;
 928         qboolean jpeg = (scr_screenshot_jpeg.integer != 0);
 929         qboolean png = (scr_screenshot_png.integer != 0) && !jpeg;
 930
 931         if (Cmd_Argc() == 2)
 932         {
 933                 const char *ext;
 934                 strlcpy(filename, Cmd_Argv(1), sizeof(filename));
 935                 ext = FS_FileExtension(filename);
 936                 if (!strcasecmp(ext, "jpg"))
 937                 {
 938                         jpeg = true;
 939                         png = false;
 940                 }
 941                 else if (!strcasecmp(ext, "tga"))
 942                 {
 943                         jpeg = false;
 944                         png = false;
 945                 }
 946                 else if (!strcasecmp(ext, "png"))
 947                 {
 948                         jpeg = false;
 949                         png = true;
 950                 }
 951                 else
 952                 {
 953                         Con_Printf("screenshot: supplied filename must end in .jpg or .tga or .png\n");
 954                         return;
 955                 }
 956         }
 957         else
 958         {
 959                 // TODO maybe make capturevideo and screenshot use similar name patterns?
 960                 if (scr_screenshot_name_in_mapdir.integer && cl.worldmodel && *cl.worldmodel->name) {
 961                         // figure out the map's filename without path or extension
 962                         strlcpy(mapname, FS_FileWithoutPath(cl.worldmodel->name), sizeof(mapname));
 963                         if (strrchr(mapname, '.'))
 964                                 *(strrchr(mapname, '.')) = 0;
 965                         dpsnprintf (prefix_name, sizeof(prefix_name), "%s/%s", mapname, Sys_TimeString(scr_screenshot_name.string));
 966                 } else {
 967                         dpsnprintf (prefix_name, sizeof(prefix_name), "%s", Sys_TimeString(scr_screenshot_name.string));
 968                 }
 969
 970                 if (strcmp(old_prefix_name, prefix_name))
 971                 {
 972                         dpsnprintf(old_prefix_name, sizeof(old_prefix_name), "%s", prefix_name );
 973                         shotnumber = 0;
 974                 }
 975
 976                 // find a file name to save it to
 977                 for (;shotnumber < 1000000;shotnumber++)
 978                         if (!FS_SysFileExists(va("%s/screenshots/%s%06d.tga", fs_gamedir, prefix_name, shotnumber)) && !FS_SysFileExists(va("%s/screenshots/%s%06d.jpg", fs_gamedir, prefix_name, shotnumber)) && !FS_SysFileExists(va("%s/screenshots/%s%06d.png", fs_gamedir, prefix_name, shotnumber)))
 979                                 break;
 980                 if (shotnumber >= 1000000)
 981                 {
 982                         Con_Print("Couldn't create the image file\n");
 983                         return;
 984                 }
 985
 986                 dpsnprintf(filename, sizeof(filename), "screenshots/%s%06d.%s", prefix_name, shotnumber, jpeg ? "jpg" : png ? "png" : "tga");
 987         }
 988
 989         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
 990         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
 991         buffer3 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3 + 18);
 992
 993         if (SCR_ScreenShot (filename, buffer1, buffer2, buffer3, 0, 0, vid.width, vid.height, false, false, false, jpeg, png, true))
 994                 Con_Printf("Wrote %s\n", filename);
 995         else
 996         {
 997                 Con_Printf("Unable to write %s\n", filename);
 998                 if(jpeg || png)
 999                 {
1000                         if(SCR_ScreenShot (filename, buffer1, buffer2, buffer3, 0, 0, vid.width, vid.height, false, false, false, false, false, true))
1001                         {
1002                                 strlcpy(filename + strlen(filename) - 3, "tga", 4);
1003                                 Con_Printf("Wrote %s\n", filename);
1004                         }
1005                 }
1006         }
1007
1008         Mem_Free (buffer1);
1009         Mem_Free (buffer2);
1010         Mem_Free (buffer3);
1011
1012         shotnumber++;
1013 }
1014
1015 void SCR_CaptureVideo_BeginVideo(void)
1016 {
1017         double r, g, b;
1018         unsigned int i;
1019         int width = cl_capturevideo_width.integer, height = cl_capturevideo_height.integer;
1020         if (cls.capturevideo.active)
1021                 return;
1022         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
1023         // soundrate is figured out on the first SoundFrame
1024
1025         if(width == 0 && height != 0)
1026                 width = (int) (height * (double)vid.width / ((double)vid.height * vid_pixelheight.value)); // keep aspect
1027         if(width != 0 && height == 0)
1028                 height = (int) (width * ((double)vid.height * vid_pixelheight.value) / (double)vid.width); // keep aspect
1029
1030         if(width < 2 || width > vid.width) // can't scale up
1031                 width = vid.width;
1032         if(height < 2 || height > vid.height) // can't scale up
1033                 height = vid.height;
1034
1035         // ensure it's all even; if not, scale down a little
1036         if(width % 1)
1037                 --width;
1038         if(height % 1)
1039                 --height;
1040
1041         cls.capturevideo.width = width;
1042         cls.capturevideo.height = height;
1043         cls.capturevideo.active = true;
1044         cls.capturevideo.framerate = bound(1, cl_capturevideo_fps.value, 1001) * bound(1, cl_capturevideo_framestep.integer, 64);
1045         cls.capturevideo.framestep = cl_capturevideo_framestep.integer;
1046         cls.capturevideo.soundrate = S_GetSoundRate();
1047         cls.capturevideo.soundchannels = S_GetSoundChannels();
1048         cls.capturevideo.startrealtime = realtime;
1049         cls.capturevideo.frame = cls.capturevideo.lastfpsframe = 0;
1050         cls.capturevideo.starttime = cls.capturevideo.lastfpstime = Sys_DoubleTime();
1051         cls.capturevideo.soundsampleframe = 0;
1052         cls.capturevideo.realtime = cl_capturevideo_realtime.integer != 0;
1053         cls.capturevideo.screenbuffer = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 4);
1054         cls.capturevideo.outbuffer = (unsigned char *)Mem_Alloc(tempmempool, width * height * (4+4) + 18);
1055         dpsnprintf(cls.capturevideo.basename, sizeof(cls.capturevideo.basename), "video/%s%03i", Sys_TimeString(cl_capturevideo_nameformat.string), cl_capturevideo_number.integer);
1056         Cvar_SetValueQuick(&cl_capturevideo_number, cl_capturevideo_number.integer + 1);
1057
1058         /*
1059         for (i = 0;i < 256;i++)
1060         {
1061                 unsigned char j = (unsigned char)bound(0, 255*pow(i/255.0, gamma), 255);
1062                 cls.capturevideo.rgbgammatable[0][i] = j;
1063                 cls.capturevideo.rgbgammatable[1][i] = j;
1064                 cls.capturevideo.rgbgammatable[2][i] = j;
1065         }
1066         */
1067 /*
1068 R = Y + 1.4075 * (Cr - 128);
1069 G = Y + -0.3455 * (Cb - 128) + -0.7169 * (Cr - 128);
1070 B = Y + 1.7790 * (Cb - 128);
1071 Y = R *  .299 + G *  .587 + B *  .114;
1072 Cb = R * -.169 + G * -.332 + B *  .500 + 128.;
1073 Cr = R *  .500 + G * -.419 + B * -.0813 + 128.;
1074 */
1075
1076         if(WANT_SCREENSHOT_HWGAMMA)
1077         {
1078                 VID_BuildGammaTables(&cls.capturevideo.vidramp[0], 256);
1079         }
1080         else
1081         {
1082                 // identity gamma table
1083                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp, 256);
1084                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256, 256);
1085                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256*2, 256);
1086         }
1087         if(scr_screenshot_gammaboost.value != 1)
1088         {
1089                 double igamma = 1 / scr_screenshot_gammaboost.value;
1090                 for (i = 0;i < 256 * 3;i++)
1091                         cls.capturevideo.vidramp[i] = (unsigned short) (0.5 + pow(cls.capturevideo.vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
1092         }
1093
1094         for (i = 0;i < 256;i++)
1095         {
1096                 r = 255*cls.capturevideo.vidramp[i]/65535.0;
1097                 g = 255*cls.capturevideo.vidramp[i+256]/65535.0;
1098                 b = 255*cls.capturevideo.vidramp[i+512]/65535.0;
1099                 // NOTE: we have to round DOWN here, or integer overflows happen. Sorry for slightly wrong looking colors sometimes...
1100                 // Y weights from RGB
1101                 cls.capturevideo.rgbtoyuvscaletable[0][0][i] = (short)(r *  0.299);
1102                 cls.capturevideo.rgbtoyuvscaletable[0][1][i] = (short)(g *  0.587);
1103                 cls.capturevideo.rgbtoyuvscaletable[0][2][i] = (short)(b *  0.114);
1104                 // Cb weights from RGB
1105                 cls.capturevideo.rgbtoyuvscaletable[1][0][i] = (short)(r * -0.169);
1106                 cls.capturevideo.rgbtoyuvscaletable[1][1][i] = (short)(g * -0.332);
1107                 cls.capturevideo.rgbtoyuvscaletable[1][2][i] = (short)(b *  0.500);
1108                 // Cr weights from RGB
1109                 cls.capturevideo.rgbtoyuvscaletable[2][0][i] = (short)(r *  0.500);
1110                 cls.capturevideo.rgbtoyuvscaletable[2][1][i] = (short)(g * -0.419);
1111                 cls.capturevideo.rgbtoyuvscaletable[2][2][i] = (short)(b * -0.0813);
1112                 // range reduction of YCbCr to valid signal range
1113                 cls.capturevideo.yuvnormalizetable[0][i] = 16 + i * (236-16) / 256;
1114                 cls.capturevideo.yuvnormalizetable[1][i] = 16 + i * (240-16) / 256;
1115                 cls.capturevideo.yuvnormalizetable[2][i] = 16 + i * (240-16) / 256;
1116         }
1117
1118         if (cl_capturevideo_ogg.integer)
1119         {
1120                 if(SCR_CaptureVideo_Ogg_Available())
1121                 {
1122                         SCR_CaptureVideo_Ogg_BeginVideo();
1123                         return;
1124                 }
1125                 else
1126                         Con_Print("cl_capturevideo_ogg: libraries not available. Capturing in AVI instead.\n");
1127         }
1128
1129         SCR_CaptureVideo_Avi_BeginVideo();
1130 }
1131
1132 void SCR_CaptureVideo_EndVideo(void)
1133 {
1134         if (!cls.capturevideo.active)
1135                 return;
1136         cls.capturevideo.active = false;
1137
1138         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);
1139
1140         if (cls.capturevideo.videofile)
1141         {
1142                 cls.capturevideo.endvideo();
1143         }
1144
1145         if (cls.capturevideo.screenbuffer)
1146         {
1147                 Mem_Free (cls.capturevideo.screenbuffer);
1148                 cls.capturevideo.screenbuffer = NULL;
1149         }
1150
1151         if (cls.capturevideo.outbuffer)
1152         {
1153                 Mem_Free (cls.capturevideo.outbuffer);
1154                 cls.capturevideo.outbuffer = NULL;
1155         }
1156
1157         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
1158 }
1159
1160 static void SCR_ScaleDownBGRA(unsigned char *in, int inw, int inh, unsigned char *out, int outw, int outh)
1161 {
1162         // TODO optimize this function
1163
1164         int x, y;
1165         float area;
1166
1167         // memcpy is faster than me
1168         if(inw == outw && inh == outh)
1169         {
1170                 memcpy(out, in, 4 * inw * inh);
1171                 return;
1172         }
1173
1174         // otherwise: a box filter
1175         area = (float)outw * (float)outh / (float)inw / (float)inh;
1176         for(y = 0; y < outh; ++y)
1177         {
1178                 float iny0 =  y    / (float)outh * inh; int iny0_i = (int) floor(iny0);
1179                 float iny1 = (y+1) / (float)outh * inh; int iny1_i = (int) ceil(iny1);
1180                 for(x = 0; x < outw; ++x)
1181                 {
1182                         float inx0 =  x    / (float)outw * inw; int inx0_i = (int) floor(inx0);
1183                         float inx1 = (x+1) / (float)outw * inw; int inx1_i = (int) ceil(inx1);
1184                         float r = 0, g = 0, b = 0, alpha = 0;
1185                         int xx, yy;
1186
1187                         for(yy = iny0_i; yy < iny1_i; ++yy)
1188                         {
1189                                 float ya = min(yy+1, iny1) - max(iny0, yy);
1190                                 for(xx = inx0_i; xx < inx1_i; ++xx)
1191                                 {
1192                                         float a = ya * (min(xx+1, inx1) - max(inx0, xx));
1193                                         r += a * in[4*(xx + inw * yy)+0];
1194                                         g += a * in[4*(xx + inw * yy)+1];
1195                                         b += a * in[4*(xx + inw * yy)+2];
1196                                         alpha += a * in[4*(xx + inw * yy)+3];
1197                                 }
1198                         }
1199
1200                         out[4*(x + outw * y)+0] = (unsigned char) (r * area);
1201                         out[4*(x + outw * y)+1] = (unsigned char) (g * area);
1202                         out[4*(x + outw * y)+2] = (unsigned char) (b * area);
1203                         out[4*(x + outw * y)+3] = (unsigned char) (alpha * area);
1204                 }
1205         }
1206 }
1207
1208 void SCR_CaptureVideo_VideoFrame(int newframestepframenum)
1209 {
1210         int x = 0, y = 0;
1211         int width = cls.capturevideo.width, height = cls.capturevideo.height;
1212
1213         if(newframestepframenum == cls.capturevideo.framestepframe)
1214                 return;
1215
1216         CHECKGLERROR
1217         //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);
1218         // speed is critical here, so do saving as directly as possible
1219
1220         qglReadPixels (x, y, vid.width, vid.height, GL_BGRA, GL_UNSIGNED_BYTE, cls.capturevideo.screenbuffer);CHECKGLERROR
1221         SCR_ScaleDownBGRA (cls.capturevideo.screenbuffer, vid.width, vid.height, cls.capturevideo.outbuffer, width, height);
1222
1223         cls.capturevideo.videoframes(newframestepframenum - cls.capturevideo.framestepframe);
1224         cls.capturevideo.framestepframe = newframestepframenum;
1225
1226         if(cl_capturevideo_printfps.integer)
1227         {
1228                 char buf[80];
1229                 double t = Sys_DoubleTime();
1230                 if(t > cls.capturevideo.lastfpstime + 1)
1231                 {
1232                         double fps1 = (cls.capturevideo.frame - cls.capturevideo.lastfpsframe) / (t - cls.capturevideo.lastfpstime + 0.0000001);
1233                         double fps  = (cls.capturevideo.frame                                ) / (t - cls.capturevideo.starttime   + 0.0000001);
1234                         dpsnprintf(buf, sizeof(buf), "capturevideo: (%.1fs) last second %.3ffps, total %.3ffps\n", cls.capturevideo.frame / cls.capturevideo.framerate, fps1, fps);
1235                         Sys_PrintToTerminal(buf);
1236                         cls.capturevideo.lastfpstime = t;
1237                         cls.capturevideo.lastfpsframe = cls.capturevideo.frame;
1238                 }
1239         }
1240 }
1241
1242 void SCR_CaptureVideo_SoundFrame(const portable_sampleframe_t *paintbuffer, size_t length)
1243 {
1244         cls.capturevideo.soundsampleframe += length;
1245         cls.capturevideo.soundframe(paintbuffer, length);
1246 }
1247
1248 void SCR_CaptureVideo(void)
1249 {
1250         int newframenum;
1251         if (cl_capturevideo.integer)
1252         {
1253                 if (!cls.capturevideo.active)
1254                         SCR_CaptureVideo_BeginVideo();
1255                 if (cls.capturevideo.framerate != cl_capturevideo_fps.value * cl_capturevideo_framestep.integer)
1256                 {
1257                         Con_Printf("You can not change the video framerate while recording a video.\n");
1258                         Cvar_SetValueQuick(&cl_capturevideo_fps, cls.capturevideo.framerate / (double) cl_capturevideo_framestep.integer);
1259                 }
1260                 // for AVI saving we have to make sure that sound is saved before video
1261                 if (cls.capturevideo.soundrate && !cls.capturevideo.soundsampleframe)
1262                         return;
1263                 if (cls.capturevideo.realtime)
1264                 {
1265                         // preserve sound sync by duplicating frames when running slow
1266                         newframenum = (int)((realtime - cls.capturevideo.startrealtime) * cls.capturevideo.framerate);
1267                 }
1268                 else
1269                         newframenum = cls.capturevideo.frame + 1;
1270                 // if falling behind more than one second, stop
1271                 if (newframenum - cls.capturevideo.frame > 60 * (int)ceil(cls.capturevideo.framerate))
1272                 {
1273                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1274                         Con_Printf("video saving failed on frame %i, your machine is too slow for this capture speed.\n", cls.capturevideo.frame);
1275                         SCR_CaptureVideo_EndVideo();
1276                         return;
1277                 }
1278                 // write frames
1279                 SCR_CaptureVideo_VideoFrame(newframenum / cls.capturevideo.framestep);
1280                 cls.capturevideo.frame = newframenum;
1281                 if (cls.capturevideo.error)
1282                 {
1283                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1284                         Con_Printf("video saving failed on frame %i, out of disk space? stopping video capture.\n", cls.capturevideo.frame);
1285                         SCR_CaptureVideo_EndVideo();
1286                 }
1287         }
1288         else if (cls.capturevideo.active)
1289                 SCR_CaptureVideo_EndVideo();
1290 }
1291
1292 /*
1293 ===============
1294 R_Envmap_f
1295
1296 Grab six views for environment mapping tests
1297 ===============
1298 */
1299 struct envmapinfo_s
1300 {
1301         float angles[3];
1302         char *name;
1303         qboolean flipx, flipy, flipdiagonaly;
1304 }
1305 envmapinfo[12] =
1306 {
1307         {{  0,   0, 0}, "rt", false, false, false},
1308         {{  0, 270, 0}, "ft", false, false, false},
1309         {{  0, 180, 0}, "lf", false, false, false},
1310         {{  0,  90, 0}, "bk", false, false, false},
1311         {{-90, 180, 0}, "up",  true,  true, false},
1312         {{ 90, 180, 0}, "dn",  true,  true, false},
1313
1314         {{  0,   0, 0}, "px",  true,  true,  true},
1315         {{  0,  90, 0}, "py", false,  true, false},
1316         {{  0, 180, 0}, "nx", false, false,  true},
1317         {{  0, 270, 0}, "ny",  true, false, false},
1318         {{-90, 180, 0}, "pz", false, false,  true},
1319         {{ 90, 180, 0}, "nz", false, false,  true}
1320 };
1321
1322 static void R_Envmap_f (void)
1323 {
1324         int j, size;
1325         char filename[MAX_QPATH], basename[MAX_QPATH];
1326         unsigned char *buffer1;
1327         unsigned char *buffer2;
1328         unsigned char *buffer3;
1329
1330         if (Cmd_Argc() != 3)
1331         {
1332                 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");
1333                 return;
1334         }
1335
1336         strlcpy (basename, Cmd_Argv(1), sizeof (basename));
1337         size = atoi(Cmd_Argv(2));
1338         if (size != 128 && size != 256 && size != 512 && size != 1024)
1339         {
1340                 Con_Print("envmap: size must be one of 128, 256, 512, or 1024\n");
1341                 return;
1342         }
1343         if (size > vid.width || size > vid.height)
1344         {
1345                 Con_Print("envmap: your resolution is not big enough to render that size\n");
1346                 return;
1347         }
1348
1349         r_refdef.envmap = true;
1350
1351         R_UpdateVariables();
1352
1353         r_refdef.view.x = 0;
1354         r_refdef.view.y = 0;
1355         r_refdef.view.z = 0;
1356         r_refdef.view.width = size;
1357         r_refdef.view.height = size;
1358         r_refdef.view.depth = 1;
1359         r_refdef.view.useperspective = true;
1360         r_refdef.view.isoverlay = false;
1361
1362         r_refdef.view.frustum_x = 1; // tan(45 * M_PI / 180.0);
1363         r_refdef.view.frustum_y = 1; // tan(45 * M_PI / 180.0);
1364
1365         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1366         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1367         buffer3 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3 + 18);
1368
1369         for (j = 0;j < 12;j++)
1370         {
1371                 dpsnprintf(filename, sizeof(filename), "env/%s%s.tga", basename, envmapinfo[j].name);
1372                 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);
1373                 r_refdef.view.quality = 1;
1374                 r_refdef.view.clear = true;
1375                 R_Mesh_Start();
1376                 R_RenderView();
1377                 R_Mesh_Finish();
1378                 SCR_ScreenShot(filename, buffer1, buffer2, buffer3, 0, vid.height - (r_refdef.view.y + r_refdef.view.height), size, size, envmapinfo[j].flipx, envmapinfo[j].flipy, envmapinfo[j].flipdiagonaly, false, false, false);
1379         }
1380
1381         Mem_Free (buffer1);
1382         Mem_Free (buffer2);
1383         Mem_Free (buffer3);
1384
1385         r_refdef.envmap = false;
1386 }
1387
1388 //=============================================================================
1389
1390 void SHOWLMP_decodehide(void)
1391 {
1392         int i;
1393         char *lmplabel;
1394         lmplabel = MSG_ReadString();
1395         for (i = 0;i < cl.num_showlmps;i++)
1396                 if (cl.showlmps[i].isactive && strcmp(cl.showlmps[i].label, lmplabel) == 0)
1397                 {
1398                         cl.showlmps[i].isactive = false;
1399                         return;
1400                 }
1401 }
1402
1403 void SHOWLMP_decodeshow(void)
1404 {
1405         int k;
1406         char lmplabel[256], picname[256];
1407         float x, y;
1408         strlcpy (lmplabel,MSG_ReadString(), sizeof (lmplabel));
1409         strlcpy (picname, MSG_ReadString(), sizeof (picname));
1410         if (gamemode == GAME_NEHAHRA) // LordHavoc: nasty old legacy junk
1411         {
1412                 x = MSG_ReadByte();
1413                 y = MSG_ReadByte();
1414         }
1415         else
1416         {
1417                 x = MSG_ReadShort();
1418                 y = MSG_ReadShort();
1419         }
1420         if (!cl.showlmps || cl.num_showlmps >= cl.max_showlmps)
1421         {
1422                 showlmp_t *oldshowlmps = cl.showlmps;
1423                 cl.max_showlmps += 16;
1424                 cl.showlmps = (showlmp_t *) Mem_Alloc(cls.levelmempool, cl.max_showlmps * sizeof(showlmp_t));
1425                 if (cl.num_showlmps)
1426                         memcpy(cl.showlmps, oldshowlmps, cl.num_showlmps * sizeof(showlmp_t));
1427                 if (oldshowlmps)
1428                         Mem_Free(oldshowlmps);
1429         }
1430         for (k = 0;k < cl.max_showlmps;k++)
1431                 if (cl.showlmps[k].isactive && !strcmp(cl.showlmps[k].label, lmplabel))
1432                         break;
1433         if (k == cl.max_showlmps)
1434                 for (k = 0;k < cl.max_showlmps;k++)
1435                         if (!cl.showlmps[k].isactive)
1436                                 break;
1437         cl.showlmps[k].isactive = true;
1438         strlcpy (cl.showlmps[k].label, lmplabel, sizeof (cl.showlmps[k].label));
1439         strlcpy (cl.showlmps[k].pic, picname, sizeof (cl.showlmps[k].pic));
1440         cl.showlmps[k].x = x;
1441         cl.showlmps[k].y = y;
1442         cl.num_showlmps = max(cl.num_showlmps, k + 1);
1443 }
1444
1445 void SHOWLMP_drawall(void)
1446 {
1447         int i;
1448         for (i = 0;i < cl.num_showlmps;i++)
1449                 if (cl.showlmps[i].isactive)
1450                         DrawQ_Pic(cl.showlmps[i].x, cl.showlmps[i].y, Draw_CachePic (cl.showlmps[i].pic), 0, 0, 1, 1, 1, 1, 0);
1451 }
1452
1453 /*
1454 ==============================================================================
1455
1456                                                 SCREEN SHOTS
1457
1458 ==============================================================================
1459 */
1460
1461 qboolean SCR_ScreenShot(char *filename, unsigned char *buffer1, unsigned char *buffer2, unsigned char *buffer3, int x, int y, int width, int height, qboolean flipx, qboolean flipy, qboolean flipdiagonal, qboolean jpeg, qboolean png, qboolean gammacorrect)
1462 {
1463         int     indices[3] = {0,1,2};
1464         qboolean ret;
1465
1466         CHECKGLERROR
1467         qglReadPixels (x, y, width, height, jpeg ? GL_RGB : GL_BGR, GL_UNSIGNED_BYTE, buffer1);CHECKGLERROR
1468
1469         if(gammacorrect && (scr_screenshot_gammaboost.value != 1 || WANT_SCREENSHOT_HWGAMMA))
1470         {
1471                 int i;
1472                 double igamma = 1.0 / scr_screenshot_gammaboost.value;
1473                 unsigned short vidramp[256 * 3];
1474                 if(WANT_SCREENSHOT_HWGAMMA)
1475                 {
1476                         VID_BuildGammaTables(&vidramp[0], 256);
1477                 }
1478                 else
1479                 {
1480                         // identity gamma table
1481                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp, 256);
1482                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256, 256);
1483                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256*2, 256);
1484                 }
1485                 if(scr_screenshot_gammaboost.value != 1)
1486                 {
1487                         for (i = 0;i < 256 * 3;i++)
1488                                 vidramp[i] = (unsigned short) (0.5 + pow(vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
1489                 }
1490                 for (i = 0;i < width*height*3;i += 3)
1491                 {
1492                         buffer1[i] = (unsigned char) (vidramp[buffer1[i]] * 255.0 / 65535.0 + 0.5);
1493                         buffer1[i+1] = (unsigned char) (vidramp[buffer1[i+1] + 256] * 255.0 / 65535.0 + 0.5);
1494                         buffer1[i+2] = (unsigned char) (vidramp[buffer1[i+2] + 512] * 255.0 / 65535.0 + 0.5);
1495                 }
1496         }
1497
1498         Image_CopyMux (buffer2, buffer1, width, height, flipx, flipy, flipdiagonal, 3, 3, indices);
1499
1500         if (jpeg)
1501                 ret = JPEG_SaveImage_preflipped (filename, width, height, buffer2);
1502         else if (png)
1503                 ret = PNG_SaveImage_preflipped (filename, width, height, buffer2);
1504         else
1505                 ret = Image_WriteTGABGR_preflipped (filename, width, height, buffer2, buffer3);
1506
1507         return ret;
1508 }
1509
1510 //=============================================================================
1511
1512 extern void R_UpdateFogColor(void);
1513 void R_ClearScreen(qboolean fogcolor)
1514 {
1515         // clear to black
1516         CHECKGLERROR
1517         if (fogcolor)
1518         {
1519                 R_UpdateFogColor();
1520                 qglClearColor(r_refdef.fogcolor[0],r_refdef.fogcolor[1],r_refdef.fogcolor[2],0);CHECKGLERROR
1521         }
1522         else
1523         {
1524                 qglClearColor(0,0,0,0);CHECKGLERROR
1525         }
1526         qglClearDepth(1);CHECKGLERROR
1527         if (vid.stencil)
1528         {
1529                 // LordHavoc: we use a stencil centered around 128 instead of 0,
1530                 // to avoid clamping interfering with strange shadow volume
1531                 // drawing orders
1532                 qglClearStencil(128);CHECKGLERROR
1533         }
1534         // clear the screen
1535         GL_Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | (vid.stencil ? GL_STENCIL_BUFFER_BIT : 0));
1536         // set dithering mode
1537         if (gl_dither.integer)
1538         {
1539                 qglEnable(GL_DITHER);CHECKGLERROR
1540         }
1541         else
1542         {
1543                 qglDisable(GL_DITHER);CHECKGLERROR
1544         }
1545 }
1546
1547 qboolean CL_VM_UpdateView (void);
1548 void SCR_DrawConsole (void);
1549 void R_Shadow_EditLights_DrawSelectedLightProperties(void);
1550
1551 int r_stereo_side;
1552
1553 extern void Sbar_ShowFPS(void);
1554 void SCR_DrawScreen (void)
1555 {
1556         Draw_Frame();
1557
1558         R_Mesh_Start();
1559
1560         R_UpdateVariables();
1561
1562         // Quake uses clockwise winding, so these are swapped
1563         r_refdef.view.cullface_front = GL_BACK;
1564         r_refdef.view.cullface_back = GL_FRONT;
1565
1566         if (cls.signon == SIGNONS)
1567         {
1568                 float size;
1569
1570                 size = scr_viewsize.value * (1.0 / 100.0);
1571                 size = min(size, 1);
1572
1573                 if (r_stereo_sidebyside.integer)
1574                 {
1575                         r_refdef.view.width = (int)(vid.width * size / 2.5);
1576                         r_refdef.view.height = (int)(vid.height * size / 2.5 * (1 - bound(0, r_letterbox.value, 100) / 100));
1577                         r_refdef.view.depth = 1;
1578                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width * 2.5) * 0.5);
1579                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
1580                         r_refdef.view.z = 0;
1581                         if (r_stereo_side)
1582                                 r_refdef.view.x += (int)(r_refdef.view.width * 1.5);
1583                 }
1584                 else
1585                 {
1586                         r_refdef.view.width = (int)(vid.width * size);
1587                         r_refdef.view.height = (int)(vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100));
1588                         r_refdef.view.depth = 1;
1589                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
1590                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
1591                         r_refdef.view.z = 0;
1592                 }
1593
1594                 // LordHavoc: viewzoom (zoom in for sniper rifles, etc)
1595                 // LordHavoc: this is designed to produce widescreen fov values
1596                 // when the screen is wider than 4/3 width/height aspect, to do
1597                 // this it simply assumes the requested fov is the vertical fov
1598                 // for a 4x3 display, if the ratio is not 4x3 this makes the fov
1599                 // higher/lower according to the ratio
1600                 r_refdef.view.useperspective = true;
1601                 r_refdef.view.frustum_y = tan(scr_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
1602                 r_refdef.view.frustum_x = r_refdef.view.frustum_y * (float)r_refdef.view.width / (float)r_refdef.view.height / vid_pixelheight.value;
1603
1604                 r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
1605                 r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
1606
1607                 if(!CL_VM_UpdateView())
1608                         R_RenderView();
1609
1610                 if (scr_zoomwindow.integer)
1611                 {
1612                         float sizex = bound(10, scr_zoomwindow_viewsizex.value, 100) / 100.0;
1613                         float sizey = bound(10, scr_zoomwindow_viewsizey.value, 100) / 100.0;
1614                         r_refdef.view.width = (int)(vid.width * sizex);
1615                         r_refdef.view.height = (int)(vid.height * sizey);
1616                         r_refdef.view.depth = 1;
1617                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
1618                         r_refdef.view.y = 0;
1619                         r_refdef.view.z = 0;
1620
1621                         r_refdef.view.useperspective = true;
1622                         r_refdef.view.frustum_y = tan(scr_zoomwindow_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
1623                         r_refdef.view.frustum_x = r_refdef.view.frustum_y * vid_pixelheight.value * (float)r_refdef.view.width / (float)r_refdef.view.height;
1624
1625                         r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
1626                         r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
1627
1628                         if(!CL_VM_UpdateView())
1629                                 R_RenderView();
1630                 }
1631         }
1632
1633         if (!r_stereo_sidebyside.integer)
1634         {
1635                 r_refdef.view.width = vid.width;
1636                 r_refdef.view.height = vid.height;
1637                 r_refdef.view.depth = 1;
1638                 r_refdef.view.x = 0;
1639                 r_refdef.view.y = 0;
1640                 r_refdef.view.z = 0;
1641                 r_refdef.view.useperspective = false;
1642         }
1643
1644         if (cls.timedemo && cls.td_frames > 0 && timedemo_screenshotframelist.string && timedemo_screenshotframelist.string[0])
1645         {
1646                 const char *t;
1647                 int framenum;
1648                 t = timedemo_screenshotframelist.string;
1649                 while (*t)
1650                 {
1651                         while (*t == ' ')
1652                                 t++;
1653                         if (!*t)
1654                                 break;
1655                         framenum = atof(t);
1656                         if (framenum == cls.td_frames)
1657                                 break;
1658                         while (*t && *t != ' ')
1659                                 t++;
1660                 }
1661                 if (*t)
1662                 {
1663                         // we need to take a screenshot of this frame...
1664                         char filename[MAX_QPATH];
1665                         unsigned char *buffer1;
1666                         unsigned char *buffer2;
1667                         unsigned char *buffer3;
1668                         dpsnprintf(filename, sizeof(filename), "timedemoscreenshots/%s%06d.tga", cls.demoname, cls.td_frames);
1669                         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
1670                         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
1671                         buffer3 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3 + 18);
1672                         SCR_ScreenShot(filename, buffer1, buffer2, buffer3, 0, 0, vid.width, vid.height, false, false, false, false, false, true);
1673                         Mem_Free(buffer1);
1674                         Mem_Free(buffer2);
1675                         Mem_Free(buffer3);
1676                 }
1677         }
1678
1679         // draw 2D stuff
1680         if(!scr_con_current && !(key_consoleactive & KEY_CONSOLEACTIVE_FORCED))
1681                 if ((key_dest == key_game || key_dest == key_message) && !r_letterbox.value)
1682                         Con_DrawNotify ();      // only draw notify in game
1683
1684         if (cls.signon == SIGNONS)
1685         {
1686                 SCR_DrawNet ();
1687                 SCR_DrawTurtle ();
1688                 SCR_DrawPause ();
1689                 if (!r_letterbox.value)
1690                         Sbar_Draw();
1691                 Sbar_ShowFPS();
1692                 SHOWLMP_drawall();
1693                 SCR_CheckDrawCenterString();
1694         }
1695         SCR_DrawNetGraph ();
1696         MR_Draw();
1697         CL_DrawVideo();
1698         R_Shadow_EditLights_DrawSelectedLightProperties();
1699
1700         SCR_DrawConsole();
1701
1702         SCR_DrawBrand();
1703
1704         SCR_DrawInfobar();
1705
1706         if (r_timereport_active)
1707                 R_TimeReport("2d");
1708
1709         if (cls.signon == SIGNONS)
1710         {
1711                 R_TimeReport_EndFrame();
1712                 R_TimeReport_BeginFrame();
1713         }
1714
1715         DrawQ_Finish();
1716
1717         R_DrawGamma();
1718
1719         R_Mesh_Finish();
1720 }
1721
1722 typedef struct loadingscreenstack_s
1723 {
1724         struct loadingscreenstack_s *prev;
1725         char msg[MAX_QPATH];
1726         float absolute_loading_amount_min; // this corresponds to relative completion 0 of this item
1727         float absolute_loading_amount_len; // this corresponds to relative completion 1 of this item
1728         float relative_completion; // 0 .. 1
1729 }
1730 loadingscreenstack_t;
1731 static loadingscreenstack_t *loadingscreenstack = NULL;
1732 static double loadingscreentime = -1;
1733 static qboolean loadingscreencleared = false;
1734 static float loadingscreenheight = 0;
1735 rtexture_t *loadingscreentexture = NULL;
1736 static float loadingscreentexture_vertex3f[12];
1737 static float loadingscreentexture_texcoord2f[8];
1738 static int loadingscreenpic_number = 0;
1739
1740 static void SCR_ClearLoadingScreenTexture(void)
1741 {
1742         if(loadingscreentexture)
1743                 R_FreeTexture(loadingscreentexture);
1744         loadingscreentexture = NULL;
1745 }
1746
1747 extern rtexturepool_t *r_main_texturepool;
1748 static void SCR_SetLoadingScreenTexture(void)
1749 {
1750         int w, h;
1751         float loadingscreentexture_w;
1752         float loadingscreentexture_h;
1753
1754         SCR_ClearLoadingScreenTexture();
1755
1756         if (vid.support.arb_texture_non_power_of_two)
1757         {
1758                 w = vid.width; h = vid.height;
1759                 loadingscreentexture_w = loadingscreentexture_h = 1;
1760         }
1761         else
1762         {
1763                 w = CeilPowerOf2(vid.width); h = CeilPowerOf2(vid.height);
1764                 loadingscreentexture_w = vid.width / (float) w;
1765                 loadingscreentexture_h = vid.height / (float) h;
1766         }
1767
1768         loadingscreentexture = R_LoadTexture2D(r_main_texturepool, "loadingscreentexture", w, h, NULL, TEXTYPE_COLORBUFFER, TEXF_FORCENEAREST | TEXF_CLAMP, NULL);
1769         R_Mesh_CopyToTexture(loadingscreentexture, 0, 0, 0, 0, vid.width, vid.height);
1770
1771         loadingscreentexture_vertex3f[2] = loadingscreentexture_vertex3f[5] = loadingscreentexture_vertex3f[8] = loadingscreentexture_vertex3f[11] = 0;
1772         loadingscreentexture_vertex3f[0] = loadingscreentexture_vertex3f[9] = 0;
1773         loadingscreentexture_vertex3f[1] = loadingscreentexture_vertex3f[4] = 0;
1774         loadingscreentexture_vertex3f[3] = loadingscreentexture_vertex3f[6] = vid_conwidth.integer;
1775         loadingscreentexture_vertex3f[7] = loadingscreentexture_vertex3f[10] = vid_conheight.integer;
1776         loadingscreentexture_texcoord2f[0] = 0;loadingscreentexture_texcoord2f[1] = loadingscreentexture_h;
1777         loadingscreentexture_texcoord2f[2] = loadingscreentexture_w;loadingscreentexture_texcoord2f[3] = loadingscreentexture_h;
1778         loadingscreentexture_texcoord2f[4] = loadingscreentexture_w;loadingscreentexture_texcoord2f[5] = 0;
1779         loadingscreentexture_texcoord2f[6] = 0;loadingscreentexture_texcoord2f[7] = 0;
1780 }
1781
1782 void SCR_UpdateLoadingScreenIfShown(void)
1783 {
1784         if(realtime == loadingscreentime)
1785                 SCR_UpdateLoadingScreen(loadingscreencleared);
1786 }
1787
1788 void SCR_PushLoadingScreen (qboolean redraw, const char *msg, float len_in_parent)
1789 {
1790         loadingscreenstack_t *s = (loadingscreenstack_t *) Z_Malloc(sizeof(loadingscreenstack_t));
1791         s->prev = loadingscreenstack;
1792         loadingscreenstack = s;
1793
1794         strlcpy(s->msg, msg, sizeof(s->msg));
1795         s->relative_completion = 0;
1796
1797         if(s->prev)
1798         {
1799                 s->absolute_loading_amount_min = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len * s->prev->relative_completion;
1800                 s->absolute_loading_amount_len = s->prev->absolute_loading_amount_len * len_in_parent;
1801                 if(s->absolute_loading_amount_len > s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min)
1802                         s->absolute_loading_amount_len = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min;
1803         }
1804         else
1805         {
1806                 s->absolute_loading_amount_min = 0;
1807                 s->absolute_loading_amount_len = 1;
1808         }
1809
1810         if(redraw)
1811                 SCR_UpdateLoadingScreenIfShown();
1812 }
1813
1814 void SCR_PopLoadingScreen (qboolean redraw)
1815 {
1816         loadingscreenstack_t *s = loadingscreenstack;
1817
1818         if(!s)
1819         {
1820                 Con_DPrintf("Popping a loading screen item from an empty stack!\n");
1821                 return;
1822         }
1823
1824         loadingscreenstack = s->prev;
1825         if(s->prev)
1826                 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;
1827         Z_Free(s);
1828
1829         if(redraw)
1830                 SCR_UpdateLoadingScreenIfShown();
1831 }
1832
1833 void SCR_ClearLoadingScreen (qboolean redraw)
1834 {
1835         while(loadingscreenstack)
1836                 SCR_PopLoadingScreen(redraw && !loadingscreenstack->prev);
1837 }
1838
1839 static float SCR_DrawLoadingStack_r(loadingscreenstack_t *s, float y, float size)
1840 {
1841         float x;
1842         size_t len;
1843         float total;
1844
1845         total = 0;
1846 #if 0
1847         if(s)
1848         {
1849                 total += SCR_DrawLoadingStack_r(s->prev, y, 8);
1850                 y -= total;
1851                 if(!s->prev || strcmp(s->msg, s->prev->msg))
1852                 {
1853                         len = strlen(s->msg);
1854                         x = (vid_conwidth.integer - DrawQ_TextWidth(s->msg, len, size, size, true, FONT_INFOBAR)) / 2;
1855                         y -= size;
1856                         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
1857                         DrawQ_String(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
1858                         total += size;
1859                 }
1860         }
1861 #else
1862         if(s)
1863         {
1864                 len = strlen(s->msg);
1865                 x = (vid_conwidth.integer - DrawQ_TextWidth(s->msg, len, size, size, true, FONT_INFOBAR)) / 2;
1866                 y -= size;
1867                 DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
1868                 DrawQ_String(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
1869                 total += size;
1870         }
1871 #endif
1872         return total;
1873 }
1874
1875 static void SCR_DrawLoadingStack(void)
1876 {
1877         float verts[12];
1878         float colors[16];
1879
1880         loadingscreenheight = SCR_DrawLoadingStack_r(loadingscreenstack, vid_conheight.integer, scr_loadingscreen_barheight.value);
1881         if(loadingscreenstack)
1882         {
1883                 // height = 32; // sorry, using the actual one is ugly
1884                 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
1885                 GL_DepthRange(0, 1);
1886                 GL_PolygonOffset(0, 0);
1887                 GL_DepthTest(false);
1888                 R_Mesh_VertexPointer(verts, 0, 0);
1889                 R_Mesh_ColorPointer(colors, 0, 0);
1890                 R_Mesh_ResetTextureState();
1891                 R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
1892                 verts[2] = verts[5] = verts[8] = verts[11] = 0;
1893                 verts[0] = verts[9] = 0;
1894                 verts[1] = verts[4] = vid_conheight.integer - scr_loadingscreen_barheight.value;
1895                 verts[3] = verts[6] = vid_conwidth.integer * loadingscreenstack->absolute_loading_amount_min;
1896                 verts[7] = verts[10] = vid_conheight.integer;
1897
1898 #if _MSC_VER >= 1400
1899 #define sscanf sscanf_s
1900 #endif
1901                 //                                        ^^^^^^^^^^ blue component
1902                 //                              ^^^^^^ bottom row
1903                 //          ^^^^^^^^^^^^ alpha is always on
1904                 colors[0] = 0; colors[1] = 0; colors[2] = 0; colors[3] = 1;
1905                 colors[4] = 0; colors[5] = 0; colors[6] = 0; colors[7] = 1;
1906                 sscanf(scr_loadingscreen_barcolor.string, "%f %f %f", &colors[8], &colors[9], &colors[10]); colors[11] = 1;
1907                 sscanf(scr_loadingscreen_barcolor.string, "%f %f %f", &colors[12], &colors[13], &colors[14]);  colors[15] = 1;
1908
1909                 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
1910
1911                 // make sure everything is cleared, including the progress indicator
1912                 if(loadingscreenheight < 8)
1913                         loadingscreenheight = 8;
1914         }
1915 }
1916
1917 static cachepic_t *loadingscreenpic;
1918 static float loadingscreenpic_vertex3f[12];
1919 static float loadingscreenpic_texcoord2f[8];
1920
1921 static void SCR_DrawLoadingScreen_SharedSetup (qboolean clear)
1922 {
1923         r_viewport_t viewport;
1924         float x, y;
1925         // release mouse grab while loading
1926         if (!vid.fullscreen)
1927                 VID_SetMouse(false, false, false);
1928         CHECKGLERROR
1929         R_Viewport_InitOrtho(&viewport, &identitymatrix, 0, 0, vid.width, vid.height, 0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100, NULL);
1930         R_SetViewport(&viewport);
1931         //qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
1932         //qglDepthMask(1);CHECKGLERROR
1933         qglColorMask(1,1,1,1);CHECKGLERROR
1934         qglClearColor(0,0,0,0);CHECKGLERROR
1935         // when starting up a new video mode, make sure the screen is cleared to black
1936         if (clear)
1937                 qglClear(GL_COLOR_BUFFER_BIT);CHECKGLERROR
1938         R_Textures_Frame();
1939         R_Mesh_Start();
1940         R_EntityMatrix(&identitymatrix);
1941         // draw the loading plaque
1942         loadingscreenpic = Draw_CachePic (loadingscreenpic_number ? va("gfx/loading%d", loadingscreenpic_number+1) : "gfx/loading");
1943         x = (vid_conwidth.integer - loadingscreenpic->width)/2;
1944         y = (vid_conheight.integer - loadingscreenpic->height)/2;
1945         loadingscreenpic_vertex3f[2] = loadingscreenpic_vertex3f[5] = loadingscreenpic_vertex3f[8] = loadingscreenpic_vertex3f[11] = 0;
1946         loadingscreenpic_vertex3f[0] = loadingscreenpic_vertex3f[9] = x;
1947         loadingscreenpic_vertex3f[1] = loadingscreenpic_vertex3f[4] = y;
1948         loadingscreenpic_vertex3f[3] = loadingscreenpic_vertex3f[6] = x + loadingscreenpic->width;
1949         loadingscreenpic_vertex3f[7] = loadingscreenpic_vertex3f[10] = y + loadingscreenpic->height;
1950         loadingscreenpic_texcoord2f[0] = 0;loadingscreenpic_texcoord2f[1] = 0;
1951         loadingscreenpic_texcoord2f[2] = 1;loadingscreenpic_texcoord2f[3] = 0;
1952         loadingscreenpic_texcoord2f[4] = 1;loadingscreenpic_texcoord2f[5] = 1;
1953         loadingscreenpic_texcoord2f[6] = 0;loadingscreenpic_texcoord2f[7] = 1;
1954 }
1955
1956 static void SCR_DrawLoadingScreen (qboolean clear)
1957 {
1958         // we only need to draw the image if it isn't already there
1959         GL_Color(1,1,1,1);
1960         GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1961         GL_DepthRange(0, 1);
1962         GL_PolygonOffset(0, 0);
1963         GL_DepthTest(false);
1964         R_Mesh_ColorPointer(NULL, 0, 0);
1965         if(loadingscreentexture)
1966         {
1967                 R_Mesh_VertexPointer(loadingscreentexture_vertex3f, 0, 0);
1968                 R_Mesh_ResetTextureState();
1969                 R_SetupShader_Generic(loadingscreentexture, NULL, GL_MODULATE, 1);
1970                 R_Mesh_TexCoordPointer(0, 2, loadingscreentexture_texcoord2f, 0, 0);
1971                 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
1972         }
1973         R_Mesh_VertexPointer(loadingscreenpic_vertex3f, 0, 0);
1974         R_Mesh_ResetTextureState();
1975         R_SetupShader_Generic(loadingscreenpic->tex, NULL, GL_MODULATE, 1);
1976         R_Mesh_TexCoordPointer(0, 2, loadingscreenpic_texcoord2f, 0, 0);
1977         R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
1978         SCR_DrawLoadingStack();
1979 }
1980
1981 static void SCR_DrawLoadingScreen_SharedFinish (qboolean clear)
1982 {
1983         R_Mesh_Finish();
1984         // refresh
1985         VID_Finish();
1986         // however this IS necessary on Windows Vista
1987         qglFinish();
1988 }
1989
1990 void SCR_UpdateLoadingScreen (qboolean clear)
1991 {
1992         keydest_t       old_key_dest;
1993         int                     old_key_consoleactive;
1994
1995         // don't do anything if not initialized yet
1996         if (vid_hidden || cls.state == ca_dedicated)
1997                 return;
1998
1999         if(!scr_loadingscreen_background.integer)
2000                 clear = true;
2001
2002         if(loadingscreentime == realtime)
2003                 clear |= loadingscreencleared;
2004
2005         if(loadingscreentime != realtime)
2006                 loadingscreenpic_number = rand() % (scr_loadingscreen_count.integer > 1 ? scr_loadingscreen_count.integer : 1);
2007
2008         if(clear)
2009                 SCR_ClearLoadingScreenTexture();
2010         else if(loadingscreentime != realtime)
2011                 SCR_SetLoadingScreenTexture();
2012
2013         if(loadingscreentime != realtime)
2014         {
2015                 loadingscreentime = realtime;
2016                 loadingscreenheight = 0;
2017         }
2018         loadingscreencleared = clear;
2019
2020         SCR_DrawLoadingScreen_SharedSetup(clear);
2021         if (vid.stereobuffer)
2022         {
2023                 qglDrawBuffer(GL_BACK_LEFT);
2024                 SCR_DrawLoadingScreen(clear);
2025                 qglDrawBuffer(GL_BACK_RIGHT);
2026                 SCR_DrawLoadingScreen(clear);
2027         }
2028         else
2029         {
2030                 qglDrawBuffer(GL_BACK);
2031                 SCR_DrawLoadingScreen(clear);
2032         }
2033         SCR_DrawLoadingScreen_SharedFinish(clear);
2034
2035         // this goes into the event loop, and should prevent unresponsive cursor on vista
2036         old_key_dest = key_dest;
2037         old_key_consoleactive = key_consoleactive;
2038         key_dest = key_void;
2039         key_consoleactive = false;
2040         Key_EventQueue_Block(); Sys_SendKeyEvents();
2041         key_dest = old_key_dest;
2042         key_consoleactive = old_key_consoleactive;
2043 }
2044
2045 qboolean R_Stereo_ColorMasking(void)
2046 {
2047         return r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer;
2048 }
2049
2050 qboolean R_Stereo_Active(void)
2051 {
2052         return (vid.stereobuffer || r_stereo_sidebyside.integer || R_Stereo_ColorMasking());
2053 }
2054
2055 extern cvar_t cl_minfps;
2056 extern cvar_t cl_minfps_fade;
2057 extern cvar_t cl_minfps_qualitymax;
2058 extern cvar_t cl_minfps_qualitymin;
2059 extern cvar_t cl_minfps_qualitypower;
2060 extern cvar_t cl_minfps_qualityscale;
2061 static double cl_updatescreen_rendertime = 0;
2062 static double cl_updatescreen_quality = 1;
2063 extern void Sbar_ShowFPS_Update(void);
2064 void CL_UpdateScreen(void)
2065 {
2066         double rendertime1;
2067         float conwidth, conheight;
2068         float f;
2069
2070         Sbar_ShowFPS_Update();
2071
2072         if (!scr_initialized || !con_initialized || !scr_refresh.integer)
2073                 return;                         // not initialized yet
2074
2075         if(gamemode == GAME_NEXUIZ)
2076         {
2077                 // play a bit with the palette (experimental)
2078                 palette_rgb_pantscolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 0.0f*M_PI/3.0f));
2079                 palette_rgb_pantscolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 2.0f*M_PI/3.0f));
2080                 palette_rgb_pantscolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 4.0f*M_PI/3.0f));
2081                 palette_rgb_shirtcolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 5.0f*M_PI/3.0f));
2082                 palette_rgb_shirtcolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 3.0f*M_PI/3.0f));
2083                 palette_rgb_shirtcolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 1.0f*M_PI/3.0f));
2084                 memcpy(palette_rgb_pantsscoreboard[15], palette_rgb_pantscolormap[15], sizeof(*palette_rgb_pantscolormap));
2085                 memcpy(palette_rgb_shirtscoreboard[15], palette_rgb_shirtcolormap[15], sizeof(*palette_rgb_shirtcolormap));
2086         }
2087
2088         if (vid_hidden)
2089                 return;
2090
2091         rendertime1 = Sys_DoubleTime();
2092
2093         conwidth = bound(160, vid_conwidth.value, 32768);
2094         conheight = bound(90, vid_conheight.value, 24576);
2095         if (vid_conwidth.value != conwidth)
2096                 Cvar_SetValue("vid_conwidth", conwidth);
2097         if (vid_conheight.value != conheight)
2098                 Cvar_SetValue("vid_conheight", conheight);
2099
2100         // bound viewsize
2101         if (scr_viewsize.value < 30)
2102                 Cvar_Set ("viewsize","30");
2103         if (scr_viewsize.value > 120)
2104                 Cvar_Set ("viewsize","120");
2105
2106         // bound field of view
2107         if (scr_fov.value < 1)
2108                 Cvar_Set ("fov","1");
2109         if (scr_fov.value > 170)
2110                 Cvar_Set ("fov","170");
2111
2112         // intermission is always full screen
2113         if (cl.intermission)
2114                 sb_lines = 0;
2115         else
2116         {
2117                 if (scr_viewsize.value >= 120)
2118                         sb_lines = 0;           // no status bar at all
2119                 else if (scr_viewsize.value >= 110)
2120                         sb_lines = 24;          // no inventory
2121                 else
2122                         sb_lines = 24+16+8;
2123         }
2124
2125         r_refdef.view.colormask[0] = 1;
2126         r_refdef.view.colormask[1] = 1;
2127         r_refdef.view.colormask[2] = 1;
2128
2129         SCR_SetUpToDrawConsole();
2130
2131         CHECKGLERROR
2132         qglDrawBuffer(GL_BACK);CHECKGLERROR
2133         qglViewport(0, 0, vid.width, vid.height);CHECKGLERROR
2134         qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
2135         qglDepthMask(1);CHECKGLERROR
2136         qglColorMask(1,1,1,1);CHECKGLERROR
2137         qglClearColor(0,0,0,0);CHECKGLERROR
2138         R_ClearScreen(false);
2139         r_refdef.view.clear = false;
2140         r_refdef.view.isoverlay = false;
2141         f = pow((float)cl_updatescreen_quality, cl_minfps_qualitypower.value) * cl_minfps_qualityscale.value;
2142         r_refdef.view.quality = bound(cl_minfps_qualitymin.value, f, cl_minfps_qualitymax.value);
2143
2144         if (qglPolygonStipple)
2145         {
2146                 if(scr_stipple.integer)
2147                 {
2148                         GLubyte stipple[128];
2149                         int i, s, width, parts;
2150                         static int frame = 0;
2151                         ++frame;
2152
2153                         s = scr_stipple.integer;
2154                         parts = (s & 007);
2155                         width = (s & 070) >> 3;
2156
2157                         qglEnable(GL_POLYGON_STIPPLE);CHECKGLERROR // 0x0B42
2158                         for(i = 0; i < 128; ++i)
2159                         {
2160                                 int line = i/4;
2161                                 stipple[i] = (((line >> width) + frame) & ((1 << parts) - 1)) ? 0x00 : 0xFF;
2162                         }
2163                         qglPolygonStipple(stipple);CHECKGLERROR
2164                 }
2165                 else
2166                 {
2167                         qglDisable(GL_POLYGON_STIPPLE);CHECKGLERROR
2168                 }
2169         }
2170
2171         CHECKGLERROR
2172         if (R_Stereo_Active())
2173         {
2174                 matrix4x4_t originalmatrix = r_refdef.view.matrix;
2175                 matrix4x4_t offsetmatrix;
2176                 Matrix4x4_CreateFromQuakeEntity(&offsetmatrix, 0, r_stereo_separation.value * 0.5f, 0, 0, r_stereo_angle.value * 0.5f, 0, 1);
2177                 Matrix4x4_Concat(&r_refdef.view.matrix, &originalmatrix, &offsetmatrix);
2178
2179                 if (r_stereo_sidebyside.integer)
2180                         r_stereo_side = 0;
2181
2182                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2183                 {
2184                         r_refdef.view.colormask[0] = 1;
2185                         r_refdef.view.colormask[1] = 0;
2186                         r_refdef.view.colormask[2] = 0;
2187                 }
2188
2189                 if (vid.stereobuffer)
2190                         qglDrawBuffer(GL_BACK_RIGHT);
2191
2192                 SCR_DrawScreen();
2193
2194                 Matrix4x4_CreateFromQuakeEntity(&offsetmatrix, 0, r_stereo_separation.value * -0.5f, 0, 0, r_stereo_angle.value * -0.5f, 0, 1);
2195                 Matrix4x4_Concat(&r_refdef.view.matrix, &originalmatrix, &offsetmatrix);
2196
2197                 if (r_stereo_sidebyside.integer)
2198                         r_stereo_side = 1;
2199
2200                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2201                 {
2202                         r_refdef.view.colormask[0] = 0;
2203                         r_refdef.view.colormask[1] = r_stereo_redcyan.integer || r_stereo_redgreen.integer;
2204                         r_refdef.view.colormask[2] = r_stereo_redcyan.integer || r_stereo_redblue.integer;
2205                 }
2206
2207                 if (vid.stereobuffer)
2208                         qglDrawBuffer(GL_BACK_LEFT);
2209
2210                 SCR_DrawScreen();
2211
2212                 r_refdef.view.matrix = originalmatrix;
2213         }
2214         else
2215                 SCR_DrawScreen();
2216         CHECKGLERROR
2217
2218         SCR_CaptureVideo();
2219
2220         // quality adjustment according to render time
2221         CHECKGLERROR
2222         qglFlush(); // FIXME: should we really be using qglFlush here?
2223         cl_updatescreen_rendertime += ((Sys_DoubleTime() - rendertime1) - cl_updatescreen_rendertime) * bound(0, cl_minfps_fade.value, 1);
2224         if (cl_minfps.value > 0 && cl_updatescreen_rendertime > 0 && !cls.timedemo && (!cls.capturevideo.active || !cls.capturevideo.realtime))
2225                 cl_updatescreen_quality = 1 / (cl_updatescreen_rendertime * cl_minfps.value);
2226         else
2227                 cl_updatescreen_quality = 1;
2228
2229         if (!vid_activewindow)
2230                 VID_SetMouse(false, false, false);
2231         else if (key_consoleactive)
2232                 VID_SetMouse(vid.fullscreen, false, false);
2233         else if (key_dest == key_menu_grabbed)
2234                 VID_SetMouse(true, vid_mouse.integer && !in_client_mouse, true);
2235         else if (key_dest == key_menu)
2236                 VID_SetMouse(vid.fullscreen, vid_mouse.integer && !in_client_mouse, true);
2237         else
2238                 VID_SetMouse(vid.fullscreen, vid_mouse.integer && !cl.csqc_wantsmousemove && (!cls.demoplayback || cl_demo_mousegrab.integer), true);
2239
2240         VID_Finish();
2241 }
2242
2243 void CL_Screen_NewMap(void)
2244 {
2245 }