cl_screen.c

   1
   2 #include "quakedef.h"
   3 #include "cl_video.h"
   4 #include "image.h"
   5 #include "jpeg.h"
   6 #include "image_png.h"
   7 #include "cl_collision.h"
   8 #include "libcurl.h"
   9 #include "csprogs.h"
  10 #include "cap_avi.h"
  11 #include "cap_ogg.h"
  12
  13 // we have to include snd_main.h here only to get access to snd_renderbuffer->format.speed when writing the AVI headers
  14 #include "snd_main.h"
  15
  16 cvar_t scr_viewsize = {CVAR_SAVE, "viewsize","100", "how large the view should be, 110 disables inventory bar, 120 disables status bar"};
  17 cvar_t scr_fov = {CVAR_SAVE, "fov","90", "field of vision, 1-170 degrees, default 90, some players use 110-130"};
  18 cvar_t scr_conalpha = {CVAR_SAVE, "scr_conalpha", "1", "opacity of console background gfx/conback"};
  19 cvar_t scr_conalphafactor = {CVAR_SAVE, "scr_conalphafactor", "1", "opacity of console background gfx/conback relative to scr_conalpha; when 0, gfx/conback is not drawn"};
  20 cvar_t scr_conalpha2factor = {CVAR_SAVE, "scr_conalpha2factor", "0", "opacity of console background gfx/conback2 relative to scr_conalpha; when 0, gfx/conback2 is not drawn"};
  21 cvar_t scr_conalpha3factor = {CVAR_SAVE, "scr_conalpha3factor", "0", "opacity of console background gfx/conback3 relative to scr_conalpha; when 0, gfx/conback is not drawn"};
  22 cvar_t scr_conbrightness = {CVAR_SAVE, "scr_conbrightness", "1", "brightness of console background (0 = black, 1 = image)"};
  23 cvar_t scr_conforcewhiledisconnected = {0, "scr_conforcewhiledisconnected", "1", "forces fullscreen console while disconnected"};
  24 cvar_t scr_conscroll_x = {CVAR_SAVE, "scr_conscroll_x", "0", "scroll speed of gfx/conback in x direction"};
  25 cvar_t scr_conscroll_y = {CVAR_SAVE, "scr_conscroll_y", "0", "scroll speed of gfx/conback in y direction"};
  26 cvar_t scr_conscroll2_x = {CVAR_SAVE, "scr_conscroll2_x", "0", "scroll speed of gfx/conback2 in x direction"};
  27 cvar_t scr_conscroll2_y = {CVAR_SAVE, "scr_conscroll2_y", "0", "scroll speed of gfx/conback2 in y direction"};
  28 cvar_t scr_conscroll3_x = {CVAR_SAVE, "scr_conscroll3_x", "0", "scroll speed of gfx/conback3 in x direction"};
  29 cvar_t scr_conscroll3_y = {CVAR_SAVE, "scr_conscroll3_y", "0", "scroll speed of gfx/conback3 in y direction"};
  30 cvar_t scr_menuforcewhiledisconnected = {0, "scr_menuforcewhiledisconnected", "0", "forces menu while disconnected"};
  31 cvar_t scr_centertime = {0, "scr_centertime","2", "how long centerprint messages show"};
  32 cvar_t scr_showram = {CVAR_SAVE, "showram","1", "show ram icon if low on surface cache memory (not used)"};
  33 cvar_t scr_showturtle = {CVAR_SAVE, "showturtle","0", "show turtle icon when framerate is too low"};
  34 cvar_t scr_showpause = {CVAR_SAVE, "showpause","1", "show pause icon when game is paused"};
  35 cvar_t scr_showbrand = {0, "showbrand","0", "shows gfx/brand.tga in a corner of the screen (different values select different positions, including centered)"};
  36 cvar_t scr_printspeed = {0, "scr_printspeed","0", "speed of intermission printing (episode end texts), a value of 0 disables the slow printing"};
  37 cvar_t scr_loadingscreen_background = {0, "scr_loadingscreen_background","0", "show the last visible background during loading screen (costs one screenful of video memory)"};
  38 cvar_t scr_loadingscreen_count = {0, "scr_loadingscreen_count","1", "number of loading screen files to use randomly (named loading.tga, loading2.tga, loading3.tga, ...)"};
  39 cvar_t scr_loadingscreen_barcolor = {0, "scr_loadingscreen_barcolor", "0 0 1", "rgb color of loadingscreen progress bar"};
  40 cvar_t scr_loadingscreen_barheight = {0, "scr_loadingscreen_barheight", "8", "a height loadingscreen progress bar"};
  41 cvar_t vid_conwidth = {CVAR_SAVE, "vid_conwidth", "640", "virtual width of 2D graphics system"};
  42 cvar_t vid_conheight = {CVAR_SAVE, "vid_conheight", "480", "virtual height of 2D graphics system"};
  43 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)"};
  44 cvar_t scr_screenshot_jpeg = {CVAR_SAVE, "scr_screenshot_jpeg","1", "save jpeg instead of targa"};
  45 cvar_t scr_screenshot_jpeg_quality = {CVAR_SAVE, "scr_screenshot_jpeg_quality","0.9", "image quality of saved jpeg"};
  46 cvar_t scr_screenshot_png = {CVAR_SAVE, "scr_screenshot_png","0", "save png instead of targa"};
  47 cvar_t scr_screenshot_gammaboost = {CVAR_SAVE, "scr_screenshot_gammaboost","1", "gamma correction on saved screenshots and videos, 1.0 saves unmodified images"};
  48 cvar_t scr_screenshot_hwgamma = {CVAR_SAVE, "scr_screenshot_hwgamma","1", "apply the video gamma ramp to saved screenshots and videos"};
  49 cvar_t scr_screenshot_alpha = {CVAR_SAVE, "scr_screenshot_alpha","0", "try to write an alpha channel to screenshots (debugging feature)"};
  50 // scr_screenshot_name is defined in fs.c
  51 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)"};
  52 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)"};
  53 cvar_t cl_capturevideo_width = {CVAR_SAVE, "cl_capturevideo_width", "0", "scales all frames to this resolution before saving the video"};
  54 cvar_t cl_capturevideo_height = {CVAR_SAVE, "cl_capturevideo_height", "0", "scales all frames to this resolution before saving the video"};
  55 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"};
  56 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)"};
  57 cvar_t cl_capturevideo_nameformat = {CVAR_SAVE, "cl_capturevideo_nameformat", "dpvideo", "prefix for saved videos (the date is encoded using strftime escapes)"};
  58 cvar_t cl_capturevideo_number = {CVAR_SAVE, "cl_capturevideo_number", "1", "number to append to video filename, incremented each time a capture begins"};
  59 cvar_t cl_capturevideo_ogg = {CVAR_SAVE, "cl_capturevideo_ogg", "1", "save captured video data as Ogg/Vorbis/Theora streams"};
  60 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)"};
  61 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)"};
  62 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)"};
  63 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)"};
  64 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)"};
  65 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"};
  66 cvar_t r_stereo_redgreen = {0, "r_stereo_redgreen", "0", "red/green anaglyph stereo glasses (for those who don't mind yellow)"};
  67 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)"};
  68 cvar_t scr_zoomwindow = {CVAR_SAVE, "scr_zoomwindow", "0", "displays a zoomed in overlay window"};
  69 cvar_t scr_zoomwindow_viewsizex = {CVAR_SAVE, "scr_zoomwindow_viewsizex", "20", "horizontal viewsize of zoom window"};
  70 cvar_t scr_zoomwindow_viewsizey = {CVAR_SAVE, "scr_zoomwindow_viewsizey", "20", "vertical viewsize of zoom window"};
  71 cvar_t scr_zoomwindow_fov = {CVAR_SAVE, "scr_zoomwindow_fov", "20", "fov of zoom window"};
  72 cvar_t scr_stipple = {0, "scr_stipple", "0", "interlacing-like stippling of the display"};
  73 cvar_t scr_refresh = {0, "scr_refresh", "1", "allows you to completely shut off rendering for benchmarking purposes"};
  74 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"};
  75 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)"};
  76 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)"};
  77 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"};
  78
  79 extern cvar_t v_glslgamma;
  80 extern cvar_t sbar_info_pos;
  81 #define WANT_SCREENSHOT_HWGAMMA (scr_screenshot_hwgamma.integer && vid_usinghwgamma)
  82
  83 int jpeg_supported = false;
  84
  85 qboolean        scr_initialized;                // ready to draw
  86
  87 float           scr_con_current;
  88 int                     scr_con_margin_bottom;
  89
  90 extern int      con_vislines;
  91
  92 static void SCR_ScreenShot_f (void);
  93 static void R_Envmap_f (void);
  94
  95 // backend
  96 void R_ClearScreen(qboolean fogcolor);
  97
  98 /*
  99 ===============================================================================
 100
 101 CENTER PRINTING
 102
 103 ===============================================================================
 104 */
 105
 106 char            scr_centerstring[MAX_INPUTLINE];
 107 float           scr_centertime_start;   // for slow victory printing
 108 float           scr_centertime_off;
 109 int                     scr_center_lines;
 110 int                     scr_erase_lines;
 111 int                     scr_erase_center;
 112 char        scr_infobarstring[MAX_INPUTLINE];
 113 float       scr_infobartime_off;
 114
 115 /*
 116 ==============
 117 SCR_CenterPrint
 118
 119 Called for important messages that should stay in the center of the screen
 120 for a few moments
 121 ==============
 122 */
 123 void SCR_CenterPrint(const char *str)
 124 {
 125         strlcpy (scr_centerstring, str, sizeof (scr_centerstring));
 126         scr_centertime_off = scr_centertime.value;
 127         scr_centertime_start = cl.time;
 128
 129 // count the number of lines for centering
 130         scr_center_lines = 1;
 131         while (*str)
 132         {
 133                 if (*str == '\n')
 134                         scr_center_lines++;
 135                 str++;
 136         }
 137 }
 138
 139
 140 void SCR_DrawCenterString (void)
 141 {
 142         char    *start;
 143         int             x, y;
 144         int             remaining;
 145         int             color;
 146
 147         if(cl.intermission == 2) // in finale,
 148                 if(sb_showscores) // make TAB hide the finale message (sb_showscores overrides finale in sbar.c)
 149                         return;
 150
 151         if(scr_centertime.value <= 0 && !cl.intermission)
 152                 return;
 153
 154 // the finale prints the characters one at a time, except if printspeed is an absurdly high value
 155         if (cl.intermission && scr_printspeed.value > 0 && scr_printspeed.value < 1000000)
 156                 remaining = (int)(scr_printspeed.value * (cl.time - scr_centertime_start));
 157         else
 158                 remaining = 9999;
 159
 160         scr_erase_center = 0;
 161         start = scr_centerstring;
 162
 163         if (remaining < 1)
 164                 return;
 165
 166         if (scr_center_lines <= 4)
 167                 y = (int)(vid_conheight.integer*0.35);
 168         else
 169                 y = 48;
 170
 171         color = -1;
 172         do
 173         {
 174                 // scan the number of characters on the line, not counting color codes
 175                 char *newline = strchr(start, '\n');
 176                 int l = newline ? (newline - start) : (int)strlen(start);
 177                 float width = DrawQ_TextWidth(start, l, 8, 8, false, FONT_CENTERPRINT);
 178
 179                 x = (int) (vid_conwidth.integer - width)/2;
 180                 if (l > 0)
 181                 {
 182                         if (remaining < l)
 183                                 l = remaining;
 184                         DrawQ_String(x, y, start, l, 8, 8, 1, 1, 1, 1, 0, &color, false, FONT_CENTERPRINT);
 185                         remaining -= l;
 186                         if (remaining <= 0)
 187                                 return;
 188                 }
 189                 y += 8;
 190
 191                 if (!newline)
 192                         break;
 193                 start = newline + 1; // skip the \n
 194         } while (1);
 195 }
 196
 197 void SCR_CheckDrawCenterString (void)
 198 {
 199         if (scr_center_lines > scr_erase_lines)
 200                 scr_erase_lines = scr_center_lines;
 201
 202         if (cl.time > cl.oldtime)
 203                 scr_centertime_off -= cl.time - cl.oldtime;
 204
 205         // don't draw if this is a normal stats-screen intermission,
 206         // only if it is not an intermission, or a finale intermission
 207         if (cl.intermission == 1)
 208                 return;
 209         if (scr_centertime_off <= 0 && !cl.intermission)
 210                 return;
 211         if (key_dest != key_game)
 212                 return;
 213
 214         SCR_DrawCenterString ();
 215 }
 216
 217 void SCR_DrawNetGraph_DrawGraph (int graphx, int graphy, int graphwidth, int graphheight, float graphscale, const char *label, float textsize, int packetcounter, netgraphitem_t *netgraph)
 218 {
 219         netgraphitem_t *graph;
 220         int j, x, y;
 221         int totalbytes = 0;
 222         char bytesstring[128];
 223         float g[NETGRAPH_PACKETS][6];
 224         float *a;
 225         float *b;
 226         DrawQ_Fill(graphx, graphy, graphwidth, graphheight + textsize * 2, 0, 0, 0, 0.5, 0);
 227         // draw the bar graph itself
 228         // advance the packet counter because it is the latest packet column being
 229         // built up and should come last
 230         packetcounter = (packetcounter + 1) % NETGRAPH_PACKETS;
 231         memset(g, 0, sizeof(g));
 232         for (j = 0;j < NETGRAPH_PACKETS;j++)
 233         {
 234                 graph = netgraph + j;
 235                 g[j][0] = 1.0f - 0.25f * (realtime - graph->time);
 236                 g[j][1] = 1.0f;
 237                 g[j][2] = 1.0f;
 238                 g[j][3] = 1.0f;
 239                 g[j][4] = 1.0f;
 240                 g[j][5] = 1.0f;
 241                 if (graph->unreliablebytes == NETGRAPH_LOSTPACKET)
 242                         g[j][1] = 0.00f;
 243                 else if (graph->unreliablebytes == NETGRAPH_CHOKEDPACKET)
 244                         g[j][2] = 0.96f;
 245                 else
 246                 {
 247                         g[j][3] = 1.0f    - graph->unreliablebytes * graphscale;
 248                         g[j][4] = g[j][3] - graph->reliablebytes   * graphscale;
 249                         g[j][5] = g[j][4] - graph->ackbytes        * graphscale;
 250                         // count bytes in the last second
 251                         if (realtime - graph->time < 1.0f)
 252                                 totalbytes += graph->unreliablebytes + graph->reliablebytes + graph->ackbytes;
 253                 }
 254                 g[j][1] = bound(0.0f, g[j][1], 1.0f);
 255                 g[j][2] = bound(0.0f, g[j][2], 1.0f);
 256                 g[j][3] = bound(0.0f, g[j][3], 1.0f);
 257                 g[j][4] = bound(0.0f, g[j][4], 1.0f);
 258                 g[j][5] = bound(0.0f, g[j][5], 1.0f);
 259         }
 260         // render the lines for the graph
 261         for (j = 0;j < NETGRAPH_PACKETS;j++)
 262         {
 263                 a = g[j];
 264                 b = g[(j+1)%NETGRAPH_PACKETS];
 265                 if (a[0] < 0.0f || b[0] > 1.0f || b[0] < a[0])
 266                         continue;
 267                 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);
 268                 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);
 269                 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);
 270                 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);
 271                 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);
 272         }
 273         x = graphx;
 274         y = graphy + graphheight;
 275         dpsnprintf(bytesstring, sizeof(bytesstring), "%i", totalbytes);
 276         DrawQ_String(x, y, label      , 0, textsize, textsize, 1.0f, 1.0f, 1.0f, 1.0f, 0, NULL, false, FONT_DEFAULT);y += textsize;
 277         DrawQ_String(x, y, bytesstring, 0, textsize, textsize, 1.0f, 1.0f, 1.0f, 1.0f, 0, NULL, false, FONT_DEFAULT);y += textsize;
 278 }
 279
 280 /*
 281 ==============
 282 SCR_DrawNetGraph
 283 ==============
 284 */
 285 void SCR_DrawNetGraph (void)
 286 {
 287         int i, separator1, separator2, graphwidth, graphheight, netgraph_x, netgraph_y, textsize, index, netgraphsperrow;
 288         float graphscale;
 289         netconn_t *c;
 290
 291         if (cls.state != ca_connected)
 292                 return;
 293         if (!cls.netcon)
 294                 return;
 295         if (!shownetgraph.integer)
 296                 return;
 297
 298         separator1 = 2;
 299         separator2 = 4;
 300         textsize = 8;
 301         graphwidth = 120;
 302         graphheight = 70;
 303         graphscale = 1.0f / 1500.0f;
 304
 305         netgraphsperrow = (vid_conwidth.integer + separator2) / (graphwidth * 2 + separator1 + separator2);
 306         netgraphsperrow = max(netgraphsperrow, 1);
 307
 308         index = 0;
 309         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (graphwidth * 2 + separator1 + separator2);
 310         netgraph_y = (vid_conheight.integer - 48 - sbar_info_pos.integer + separator2) - (1 + (index / netgraphsperrow)) * (graphheight + textsize + separator2);
 311         c = cls.netcon;
 312         SCR_DrawNetGraph_DrawGraph(netgraph_x                          , netgraph_y, graphwidth, graphheight, graphscale, "incoming", textsize, c->incoming_packetcounter, c->incoming_netgraph);
 313         SCR_DrawNetGraph_DrawGraph(netgraph_x + graphwidth + separator1, netgraph_y, graphwidth, graphheight, graphscale, "outgoing", textsize, c->outgoing_packetcounter, c->outgoing_netgraph);
 314         index++;
 315
 316         if (sv.active && shownetgraph.integer >= 2)
 317         {
 318                 for (i = 0;i < svs.maxclients;i++)
 319                 {
 320                         c = svs.clients[i].netconnection;
 321                         if (!c)
 322                                 continue;
 323                         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (graphwidth * 2 + separator1 + separator2);
 324                         netgraph_y = (vid_conheight.integer - 48 + separator2) - (1 + (index / netgraphsperrow)) * (graphheight + textsize + separator2);
 325                         SCR_DrawNetGraph_DrawGraph(netgraph_x                          , netgraph_y, graphwidth, graphheight, graphscale, va("%s", svs.clients[i].name), textsize, c->outgoing_packetcounter, c->outgoing_netgraph);
 326                         SCR_DrawNetGraph_DrawGraph(netgraph_x + graphwidth + separator1, netgraph_y, graphwidth, graphheight, graphscale, ""                           , textsize, c->incoming_packetcounter, c->incoming_netgraph);
 327                         index++;
 328                 }
 329         }
 330 }
 331
 332 /*
 333 ==============
 334 SCR_DrawTurtle
 335 ==============
 336 */
 337 void SCR_DrawTurtle (void)
 338 {
 339         static int      count;
 340
 341         if (cls.state != ca_connected)
 342                 return;
 343
 344         if (!scr_showturtle.integer)
 345                 return;
 346
 347         if (cl.realframetime < 0.1)
 348         {
 349                 count = 0;
 350                 return;
 351         }
 352
 353         count++;
 354         if (count < 3)
 355                 return;
 356
 357         DrawQ_Pic (0, 0, Draw_CachePic ("gfx/turtle"), 0, 0, 1, 1, 1, 1, 0);
 358 }
 359
 360 /*
 361 ==============
 362 SCR_DrawNet
 363 ==============
 364 */
 365 void SCR_DrawNet (void)
 366 {
 367         if (cls.state != ca_connected)
 368                 return;
 369         if (realtime - cl.last_received_message < 0.3)
 370                 return;
 371         if (cls.demoplayback)
 372                 return;
 373
 374         DrawQ_Pic (64, 0, Draw_CachePic ("gfx/net"), 0, 0, 1, 1, 1, 1, 0);
 375 }
 376
 377 /*
 378 ==============
 379 DrawPause
 380 ==============
 381 */
 382 void SCR_DrawPause (void)
 383 {
 384         cachepic_t      *pic;
 385
 386         if (cls.state != ca_connected)
 387                 return;
 388
 389         if (!scr_showpause.integer)             // turn off for screenshots
 390                 return;
 391
 392         if (!cl.paused)
 393                 return;
 394
 395         pic = Draw_CachePic ("gfx/pause");
 396         DrawQ_Pic ((vid_conwidth.integer - pic->width)/2, (vid_conheight.integer - pic->height)/2, pic, 0, 0, 1, 1, 1, 1, 0);
 397 }
 398
 399 /*
 400 ==============
 401 SCR_DrawBrand
 402 ==============
 403 */
 404 void SCR_DrawBrand (void)
 405 {
 406         cachepic_t      *pic;
 407         float           x, y;
 408
 409         if (!scr_showbrand.value)
 410                 return;
 411
 412         pic = Draw_CachePic ("gfx/brand");
 413
 414         switch ((int)scr_showbrand.value)
 415         {
 416         case 1: // bottom left
 417                 x = 0;
 418                 y = vid_conheight.integer - pic->height;
 419                 break;
 420         case 2: // bottom centre
 421                 x = (vid_conwidth.integer - pic->width) / 2;
 422                 y = vid_conheight.integer - pic->height;
 423                 break;
 424         case 3: // bottom right
 425                 x = vid_conwidth.integer - pic->width;
 426                 y = vid_conheight.integer - pic->height;
 427                 break;
 428         case 4: // centre right
 429                 x = vid_conwidth.integer - pic->width;
 430                 y = (vid_conheight.integer - pic->height) / 2;
 431                 break;
 432         case 5: // top right
 433                 x = vid_conwidth.integer - pic->width;
 434                 y = 0;
 435                 break;
 436         case 6: // top centre
 437                 x = (vid_conwidth.integer - pic->width) / 2;
 438                 y = 0;
 439                 break;
 440         case 7: // top left
 441                 x = 0;
 442                 y = 0;
 443                 break;
 444         case 8: // centre left
 445                 x = 0;
 446                 y = (vid_conheight.integer - pic->height) / 2;
 447                 break;
 448         default:
 449                 return;
 450         }
 451
 452         DrawQ_Pic (x, y, pic, 0, 0, 1, 1, 1, 1, 0);
 453 }
 454
 455 /*
 456 ==============
 457 SCR_DrawQWDownload
 458 ==============
 459 */
 460 static int SCR_DrawQWDownload(int offset)
 461 {
 462         // sync with SCR_InfobarHeight
 463         int len;
 464         float x, y;
 465         float size = 8;
 466         char temp[256];
 467
 468         if (!cls.qw_downloadname[0])
 469         {
 470                 cls.qw_downloadspeedrate = 0;
 471                 cls.qw_downloadspeedtime = realtime;
 472                 cls.qw_downloadspeedcount = 0;
 473                 return 0;
 474         }
 475         if (realtime >= cls.qw_downloadspeedtime + 1)
 476         {
 477                 cls.qw_downloadspeedrate = cls.qw_downloadspeedcount;
 478                 cls.qw_downloadspeedtime = realtime;
 479                 cls.qw_downloadspeedcount = 0;
 480         }
 481         if (cls.protocol == PROTOCOL_QUAKEWORLD)
 482                 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);
 483         else
 484                 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);
 485         len = (int)strlen(temp);
 486         x = (vid_conwidth.integer - DrawQ_TextWidth(temp, len, size, size, true, FONT_INFOBAR)) / 2;
 487         y = vid_conheight.integer - size - offset;
 488         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
 489         DrawQ_String(x, y, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
 490         return 8;
 491 }
 492 /*
 493 ==============
 494 SCR_DrawInfobarString
 495 ==============
 496 */
 497 static int SCR_DrawInfobarString(int offset)
 498 {
 499         int len;
 500         float x, y;
 501         float size = 8;
 502
 503         len = (int)strlen(scr_infobarstring);
 504         x = (vid_conwidth.integer - DrawQ_TextWidth(scr_infobarstring, len, size, size, false, FONT_INFOBAR)) / 2;
 505         y = vid_conheight.integer - size - offset;
 506         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
 507         DrawQ_String(x, y, scr_infobarstring, len, size, size, 1, 1, 1, 1, 0, NULL, false, FONT_INFOBAR);
 508         return 8;
 509 }
 510
 511 /*
 512 ==============
 513 SCR_DrawCurlDownload
 514 ==============
 515 */
 516 static int SCR_DrawCurlDownload(int offset)
 517 {
 518         // sync with SCR_InfobarHeight
 519         int len;
 520         int nDownloads;
 521         int i;
 522         float x, y;
 523         float size = 8;
 524         Curl_downloadinfo_t *downinfo;
 525         char temp[256];
 526         const char *addinfo;
 527
 528         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo);
 529         if(!downinfo)
 530                 return 0;
 531
 532         y = vid_conheight.integer - size * nDownloads - offset;
 533
 534         if(addinfo)
 535         {
 536                 len = (int)strlen(addinfo);
 537                 x = (vid_conwidth.integer - DrawQ_TextWidth(addinfo, len, size, size, true, FONT_INFOBAR)) / 2;
 538                 DrawQ_Fill(0, y - size, vid_conwidth.integer, size, 1, 1, 1, cls.signon == SIGNONS ? 0.8 : 1, 0);
 539                 DrawQ_String(x, y - size, addinfo, len, size, size, 0, 0, 0, 1, 0, NULL, true, FONT_INFOBAR);
 540         }
 541
 542         for(i = 0; i != nDownloads; ++i)
 543         {
 544                 if(downinfo[i].queued)
 545                         dpsnprintf(temp, sizeof(temp), "Still in queue: %s\n", downinfo[i].filename);
 546                 else if(downinfo[i].progress <= 0)
 547                         dpsnprintf(temp, sizeof(temp), "Downloading %s ...  ???.?%% @ %.1f KiB/s\n", downinfo[i].filename, downinfo[i].speed / 1024.0);
 548                 else
 549                         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);
 550                 len = (int)strlen(temp);
 551                 x = (vid_conwidth.integer - DrawQ_TextWidth(temp, len, size, size, true, FONT_INFOBAR)) / 2;
 552                 DrawQ_Fill(0, y + i * size, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
 553                 DrawQ_String(x, y + i * size, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
 554         }
 555
 556         Z_Free(downinfo);
 557
 558         return 8 * (nDownloads + (addinfo ? 1 : 0));
 559 }
 560
 561 /*
 562 ==============
 563 SCR_DrawInfobar
 564 ==============
 565 */
 566 static void SCR_DrawInfobar(void)
 567 {
 568         int offset = 0;
 569         if(scr_infobartime_off > 0)
 570                 offset += SCR_DrawInfobarString(offset);
 571         offset += SCR_DrawQWDownload(offset);
 572         offset += SCR_DrawCurlDownload(offset);
 573         if(offset != scr_con_margin_bottom)
 574                 Con_DPrintf("broken console margin calculation: %d != %d\n", offset, scr_con_margin_bottom);
 575 }
 576
 577 static int SCR_InfobarHeight(void)
 578 {
 579         int offset = 0;
 580         Curl_downloadinfo_t *downinfo;
 581         const char *addinfo;
 582         int nDownloads;
 583
 584         if (cl.time > cl.oldtime)
 585                 scr_infobartime_off -= cl.time - cl.oldtime;
 586         if(scr_infobartime_off > 0)
 587                 offset += 8;
 588
 589         if(cls.qw_downloadname[0])
 590                 offset += 8;
 591
 592         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo);
 593         if(downinfo)
 594         {
 595                 offset += 8 * (nDownloads + (addinfo ? 1 : 0));
 596                 Z_Free(downinfo);
 597         }
 598
 599         return offset;
 600 }
 601
 602 /*
 603 ==============
 604 SCR_InfoBar_f
 605 ==============
 606 */
 607 void SCR_InfoBar_f(void)
 608 {
 609         if(Cmd_Argc() == 3)
 610         {
 611                 scr_infobartime_off = atof(Cmd_Argv(1));
 612                 strlcpy(scr_infobarstring, Cmd_Argv(2), sizeof(scr_infobarstring));
 613         }
 614         else
 615         {
 616                 Con_Printf("usage:\ninfobar expiretime \"string\"\n");
 617         }
 618 }
 619 //=============================================================================
 620
 621 /*
 622 ==================
 623 SCR_SetUpToDrawConsole
 624 ==================
 625 */
 626 void SCR_SetUpToDrawConsole (void)
 627 {
 628         // lines of console to display
 629         float conlines;
 630         static int framecounter = 0;
 631
 632         Con_CheckResize ();
 633
 634         if (scr_menuforcewhiledisconnected.integer && key_dest == key_game && cls.state == ca_disconnected)
 635         {
 636                 if (framecounter >= 2)
 637                         MR_ToggleMenu(1);
 638                 else
 639                         framecounter++;
 640         }
 641         else
 642                 framecounter = 0;
 643
 644         if (scr_conforcewhiledisconnected.integer && key_dest == key_game && cls.signon != SIGNONS)
 645                 key_consoleactive |= KEY_CONSOLEACTIVE_FORCED;
 646         else
 647                 key_consoleactive &= ~KEY_CONSOLEACTIVE_FORCED;
 648
 649 // decide on the height of the console
 650         if (key_consoleactive & KEY_CONSOLEACTIVE_USER)
 651                 conlines = vid_conheight.integer/2;     // half screen
 652         else
 653                 conlines = 0;                           // none visible
 654
 655         scr_con_current = conlines;
 656 }
 657
 658 /*
 659 ==================
 660 SCR_DrawConsole
 661 ==================
 662 */
 663 void SCR_DrawConsole (void)
 664 {
 665         scr_con_margin_bottom = SCR_InfobarHeight();
 666         if (key_consoleactive & KEY_CONSOLEACTIVE_FORCED)
 667         {
 668                 // full screen
 669                 Con_DrawConsole (vid_conheight.integer - scr_con_margin_bottom);
 670         }
 671         else if (scr_con_current)
 672                 Con_DrawConsole (min((int)scr_con_current, vid_conheight.integer - scr_con_margin_bottom));
 673         else
 674                 con_vislines = 0;
 675 }
 676
 677 /*
 678 ===============
 679 SCR_BeginLoadingPlaque
 680
 681 ================
 682 */
 683 void SCR_BeginLoadingPlaque (void)
 684 {
 685         // save console log up to this point to log_file if it was set by configs
 686         Log_Start();
 687
 688         Host_StartVideo();
 689         SCR_UpdateLoadingScreen(false);
 690 }
 691
 692 //=============================================================================
 693
 694 char r_speeds_timestring[4096];
 695 int speedstringcount, r_timereport_active;
 696 double r_timereport_temp = 0, r_timereport_current = 0, r_timereport_start = 0;
 697 int r_speeds_longestitem = 0;
 698
 699 void R_TimeReport(char *desc)
 700 {
 701         char tempbuf[256];
 702         int length;
 703         int t;
 704
 705         if (r_speeds.integer < 2 || !r_timereport_active)
 706                 return;
 707
 708         CHECKGLERROR
 709         if (r_speeds.integer == 2)
 710                 qglFinish();
 711         CHECKGLERROR
 712         r_timereport_temp = r_timereport_current;
 713         r_timereport_current = Sys_DoubleTime();
 714         t = (int) ((r_timereport_current - r_timereport_temp) * 1000000.0 + 0.5);
 715
 716         length = dpsnprintf(tempbuf, sizeof(tempbuf), "%8i %s", t, desc);
 717         length = min(length, (int)sizeof(tempbuf) - 1);
 718         if (r_speeds_longestitem < length)
 719                 r_speeds_longestitem = length;
 720         for (;length < r_speeds_longestitem;length++)
 721                 tempbuf[length] = ' ';
 722         tempbuf[length] = 0;
 723
 724         if (speedstringcount + length > (vid_conwidth.integer / 8))
 725         {
 726                 strlcat(r_speeds_timestring, "\n", sizeof(r_speeds_timestring));
 727                 speedstringcount = 0;
 728         }
 729         strlcat(r_speeds_timestring, tempbuf, sizeof(r_speeds_timestring));
 730         speedstringcount += length;
 731 }
 732
 733 void R_TimeReport_BeginFrame(void)
 734 {
 735         speedstringcount = 0;
 736         r_speeds_timestring[0] = 0;
 737         r_timereport_active = false;
 738         memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
 739
 740         if (r_speeds.integer >= 2 && cls.signon == SIGNONS && cls.state == ca_connected)
 741         {
 742                 r_timereport_active = true;
 743                 r_timereport_start = r_timereport_current = Sys_DoubleTime();
 744         }
 745 }
 746
 747 static int R_CountLeafTriangles(const dp_model_t *model, const mleaf_t *leaf)
 748 {
 749         int i, triangles = 0;
 750         for (i = 0;i < leaf->numleafsurfaces;i++)
 751                 triangles += model->data_surfaces[leaf->firstleafsurface[i]].num_triangles;
 752         return triangles;
 753 }
 754
 755 void R_TimeReport_EndFrame(void)
 756 {
 757         int i, j, lines, y;
 758         cl_locnode_t *loc;
 759         char string[1024+4096];
 760         mleaf_t *viewleaf;
 761
 762         string[0] = 0;
 763         if (r_speeds.integer && cls.signon == SIGNONS && cls.state == ca_connected)
 764         {
 765                 // put the location name in the r_speeds display as it greatly helps
 766                 // when creating loc files
 767                 loc = CL_Locs_FindNearest(cl.movement_origin);
 768                 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;
 769                 dpsnprintf(string, sizeof(string),
 770 "%s%s\n"
 771 "%3i renders org:'%+8.2f %+8.2f %+8.2f' dir:'%+2.3f %+2.3f %+2.3f'\n"
 772 "%5i viewleaf%5i cluster%2i area%4i brushes%4i surfaces(%7i triangles)\n"
 773 "%7i surfaces%7i triangles %5i entities (%7i surfaces%7i triangles)\n"
 774 "%5i leafs%5i portals%6i/%6i particles%6i/%6i decals %3i%% quality\n"
 775 "%7i lightmap updates (%7i pixels)\n"
 776 "%4i lights%4i clears%4i scissored%7i light%7i shadow%7i dynamic\n"
 777 "rendered%6i meshes%8i triangles bloompixels%8i copied%8i drawn\n"
 778 "%s"
 779 , loc ? "Location: " : "", loc ? loc->name : ""
 780 , 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]
 781 , 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
 782 , r_refdef.stats.world_surfaces, r_refdef.stats.world_triangles, r_refdef.stats.entities, r_refdef.stats.entities_surfaces, r_refdef.stats.entities_triangles
 783 , 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)
 784 , r_refdef.stats.lightmapupdates, r_refdef.stats.lightmapupdatepixels
 785 , 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
 786 , r_refdef.stats.meshes, r_refdef.stats.meshes_elements / 3, r_refdef.stats.bloom_copypixels, r_refdef.stats.bloom_drawpixels
 787 , r_speeds_timestring);
 788
 789                 memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
 790
 791                 speedstringcount = 0;
 792                 r_speeds_timestring[0] = 0;
 793                 r_timereport_active = false;
 794
 795                 if (r_speeds.integer >= 2)
 796                 {
 797                         r_timereport_active = true;
 798                         r_timereport_start = r_timereport_current = Sys_DoubleTime();
 799                 }
 800         }
 801
 802         if (string[0])
 803         {
 804                 if (string[strlen(string)-1] == '\n')
 805                         string[strlen(string)-1] = 0;
 806                 lines = 1;
 807                 for (i = 0;string[i];i++)
 808                         if (string[i] == '\n')
 809                                 lines++;
 810                 y = vid_conheight.integer - sb_lines - lines * 8;
 811                 i = j = 0;
 812                 DrawQ_Fill(0, y, vid_conwidth.integer, lines * 8, 0, 0, 0, 0.5, 0);
 813                 while (string[i])
 814                 {
 815                         j = i;
 816                         while (string[i] && string[i] != '\n')
 817                                 i++;
 818                         if (i - j > 0)
 819                                 DrawQ_String(0, y, string + j, i - j, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);
 820                         if (string[i] == '\n')
 821                                 i++;
 822                         y += 8;
 823                 }
 824         }
 825 }
 826
 827 /*
 828 =================
 829 SCR_SizeUp_f
 830
 831 Keybinding command
 832 =================
 833 */
 834 void SCR_SizeUp_f (void)
 835 {
 836         Cvar_SetValue ("viewsize",scr_viewsize.value+10);
 837 }
 838
 839
 840 /*
 841 =================
 842 SCR_SizeDown_f
 843
 844 Keybinding command
 845 =================
 846 */
 847 void SCR_SizeDown_f (void)
 848 {
 849         Cvar_SetValue ("viewsize",scr_viewsize.value-10);
 850 }
 851
 852 void SCR_CaptureVideo_EndVideo(void);
 853 void CL_Screen_Shutdown(void)
 854 {
 855         SCR_CaptureVideo_EndVideo();
 856 }
 857
 858 void CL_Screen_Init(void)
 859 {
 860         Cvar_RegisterVariable (&scr_fov);
 861         Cvar_RegisterVariable (&scr_viewsize);
 862         Cvar_RegisterVariable (&scr_conalpha);
 863         Cvar_RegisterVariable (&scr_conalphafactor);
 864         Cvar_RegisterVariable (&scr_conalpha2factor);
 865         Cvar_RegisterVariable (&scr_conalpha3factor);
 866         Cvar_RegisterVariable (&scr_conscroll_x);
 867         Cvar_RegisterVariable (&scr_conscroll_y);
 868         Cvar_RegisterVariable (&scr_conscroll2_x);
 869         Cvar_RegisterVariable (&scr_conscroll2_y);
 870         Cvar_RegisterVariable (&scr_conscroll3_x);
 871         Cvar_RegisterVariable (&scr_conscroll3_y);
 872         Cvar_RegisterVariable (&scr_conbrightness);
 873         Cvar_RegisterVariable (&scr_conforcewhiledisconnected);
 874         Cvar_RegisterVariable (&scr_menuforcewhiledisconnected);
 875         Cvar_RegisterVariable (&scr_loadingscreen_background);
 876         Cvar_RegisterVariable (&scr_loadingscreen_count);
 877         Cvar_RegisterVariable (&scr_loadingscreen_barcolor);
 878         Cvar_RegisterVariable (&scr_loadingscreen_barheight);
 879         Cvar_RegisterVariable (&scr_showram);
 880         Cvar_RegisterVariable (&scr_showturtle);
 881         Cvar_RegisterVariable (&scr_showpause);
 882         Cvar_RegisterVariable (&scr_showbrand);
 883         Cvar_RegisterVariable (&scr_centertime);
 884         Cvar_RegisterVariable (&scr_printspeed);
 885         Cvar_RegisterVariable (&vid_conwidth);
 886         Cvar_RegisterVariable (&vid_conheight);
 887         Cvar_RegisterVariable (&vid_pixelheight);
 888         Cvar_RegisterVariable (&scr_screenshot_jpeg);
 889         Cvar_RegisterVariable (&scr_screenshot_jpeg_quality);
 890         Cvar_RegisterVariable (&scr_screenshot_png);
 891         Cvar_RegisterVariable (&scr_screenshot_gammaboost);
 892         Cvar_RegisterVariable (&scr_screenshot_hwgamma);
 893         Cvar_RegisterVariable (&scr_screenshot_name_in_mapdir);
 894         Cvar_RegisterVariable (&scr_screenshot_alpha);
 895         Cvar_RegisterVariable (&cl_capturevideo);
 896         Cvar_RegisterVariable (&cl_capturevideo_printfps);
 897         Cvar_RegisterVariable (&cl_capturevideo_width);
 898         Cvar_RegisterVariable (&cl_capturevideo_height);
 899         Cvar_RegisterVariable (&cl_capturevideo_realtime);
 900         Cvar_RegisterVariable (&cl_capturevideo_fps);
 901         Cvar_RegisterVariable (&cl_capturevideo_nameformat);
 902         Cvar_RegisterVariable (&cl_capturevideo_number);
 903         Cvar_RegisterVariable (&cl_capturevideo_ogg);
 904         Cvar_RegisterVariable (&cl_capturevideo_framestep);
 905         Cvar_RegisterVariable (&r_letterbox);
 906         Cvar_RegisterVariable(&r_stereo_separation);
 907         Cvar_RegisterVariable(&r_stereo_sidebyside);
 908         Cvar_RegisterVariable(&r_stereo_redblue);
 909         Cvar_RegisterVariable(&r_stereo_redcyan);
 910         Cvar_RegisterVariable(&r_stereo_redgreen);
 911         Cvar_RegisterVariable(&r_stereo_angle);
 912         Cvar_RegisterVariable(&scr_zoomwindow);
 913         Cvar_RegisterVariable(&scr_zoomwindow_viewsizex);
 914         Cvar_RegisterVariable(&scr_zoomwindow_viewsizey);
 915         Cvar_RegisterVariable(&scr_zoomwindow_fov);
 916         Cvar_RegisterVariable(&scr_stipple);
 917         Cvar_RegisterVariable(&scr_refresh);
 918         Cvar_RegisterVariable(&shownetgraph);
 919         Cvar_RegisterVariable(&cl_demo_mousegrab);
 920         Cvar_RegisterVariable(&timedemo_screenshotframelist);
 921
 922         Cmd_AddCommand ("sizeup",SCR_SizeUp_f, "increase view size (increases viewsize cvar)");
 923         Cmd_AddCommand ("sizedown",SCR_SizeDown_f, "decrease view size (decreases viewsize cvar)");
 924         Cmd_AddCommand ("screenshot",SCR_ScreenShot_f, "takes a screenshot of the next rendered frame");
 925         Cmd_AddCommand ("envmap", R_Envmap_f, "render a cubemap (skybox) of the current scene");
 926         Cmd_AddCommand ("infobar", SCR_InfoBar_f, "display a text in the infobar (usage: infobar expiretime string)");
 927
 928         SCR_CaptureVideo_Ogg_Init();
 929
 930         scr_initialized = true;
 931 }
 932
 933 /*
 934 ==================
 935 SCR_ScreenShot_f
 936 ==================
 937 */
 938 void SCR_ScreenShot_f (void)
 939 {
 940         static int shotnumber;
 941         static char old_prefix_name[MAX_QPATH];
 942         char prefix_name[MAX_QPATH];
 943         char filename[MAX_QPATH];
 944         unsigned char *buffer1;
 945         unsigned char *buffer2;
 946         qboolean jpeg = (scr_screenshot_jpeg.integer != 0);
 947         qboolean png = (scr_screenshot_png.integer != 0) && !jpeg;
 948
 949         if (Cmd_Argc() == 2)
 950         {
 951                 const char *ext;
 952                 strlcpy(filename, Cmd_Argv(1), sizeof(filename));
 953                 ext = FS_FileExtension(filename);
 954                 if (!strcasecmp(ext, "jpg"))
 955                 {
 956                         jpeg = true;
 957                         png = false;
 958                 }
 959                 else if (!strcasecmp(ext, "tga"))
 960                 {
 961                         jpeg = false;
 962                         png = false;
 963                 }
 964                 else if (!strcasecmp(ext, "png"))
 965                 {
 966                         jpeg = false;
 967                         png = true;
 968                 }
 969                 else
 970                 {
 971                         Con_Printf("screenshot: supplied filename must end in .jpg or .tga or .png\n");
 972                         return;
 973                 }
 974         }
 975         else
 976         {
 977                 // TODO maybe make capturevideo and screenshot use similar name patterns?
 978                 if (scr_screenshot_name_in_mapdir.integer && cl.worldbasename[0])
 979                         dpsnprintf (prefix_name, sizeof(prefix_name), "%s/%s", cl.worldbasename, Sys_TimeString(scr_screenshot_name.string));
 980                 else
 981                         dpsnprintf (prefix_name, sizeof(prefix_name), "%s", Sys_TimeString(scr_screenshot_name.string));
 982
 983                 if (strcmp(old_prefix_name, prefix_name))
 984                 {
 985                         dpsnprintf(old_prefix_name, sizeof(old_prefix_name), "%s", prefix_name );
 986                         shotnumber = 0;
 987                 }
 988
 989                 // find a file name to save it to
 990                 for (;shotnumber < 1000000;shotnumber++)
 991                         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)))
 992                                 break;
 993                 if (shotnumber >= 1000000)
 994                 {
 995                         Con_Print("Couldn't create the image file\n");
 996                         return;
 997                 }
 998
 999                 dpsnprintf(filename, sizeof(filename), "screenshots/%s%06d.%s", prefix_name, shotnumber, jpeg ? "jpg" : png ? "png" : "tga");
1000         }
1001
1002         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 4);
1003         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * (scr_screenshot_alpha.integer ? 4 : 3));
1004
1005         if (SCR_ScreenShot (filename, buffer1, buffer2, 0, 0, vid.width, vid.height, false, false, false, jpeg, png, true, scr_screenshot_alpha.integer))
1006                 Con_Printf("Wrote %s\n", filename);
1007         else
1008         {
1009                 Con_Printf("Unable to write %s\n", filename);
1010                 if(jpeg || png)
1011                 {
1012                         if(SCR_ScreenShot (filename, buffer1, buffer2, 0, 0, vid.width, vid.height, false, false, false, false, false, true, scr_screenshot_alpha.integer))
1013                         {
1014                                 strlcpy(filename + strlen(filename) - 3, "tga", 4);
1015                                 Con_Printf("Wrote %s\n", filename);
1016                         }
1017                 }
1018         }
1019
1020         Mem_Free (buffer1);
1021         Mem_Free (buffer2);
1022
1023         shotnumber++;
1024 }
1025
1026 void SCR_CaptureVideo_BeginVideo(void)
1027 {
1028         double r, g, b;
1029         unsigned int i;
1030         int width = cl_capturevideo_width.integer, height = cl_capturevideo_height.integer;
1031         if (cls.capturevideo.active)
1032                 return;
1033         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
1034         // soundrate is figured out on the first SoundFrame
1035
1036         if(width == 0 && height != 0)
1037                 width = (int) (height * (double)vid.width / ((double)vid.height * vid_pixelheight.value)); // keep aspect
1038         if(width != 0 && height == 0)
1039                 height = (int) (width * ((double)vid.height * vid_pixelheight.value) / (double)vid.width); // keep aspect
1040
1041         if(width < 2 || width > vid.width) // can't scale up
1042                 width = vid.width;
1043         if(height < 2 || height > vid.height) // can't scale up
1044                 height = vid.height;
1045
1046         // ensure it's all even; if not, scale down a little
1047         if(width % 1)
1048                 --width;
1049         if(height % 1)
1050                 --height;
1051
1052         cls.capturevideo.width = width;
1053         cls.capturevideo.height = height;
1054         cls.capturevideo.active = true;
1055         cls.capturevideo.framerate = bound(1, cl_capturevideo_fps.value, 1001) * bound(1, cl_capturevideo_framestep.integer, 64);
1056         cls.capturevideo.framestep = cl_capturevideo_framestep.integer;
1057         cls.capturevideo.soundrate = S_GetSoundRate();
1058         cls.capturevideo.soundchannels = S_GetSoundChannels();
1059         cls.capturevideo.startrealtime = realtime;
1060         cls.capturevideo.frame = cls.capturevideo.lastfpsframe = 0;
1061         cls.capturevideo.starttime = cls.capturevideo.lastfpstime = Sys_DoubleTime();
1062         cls.capturevideo.soundsampleframe = 0;
1063         cls.capturevideo.realtime = cl_capturevideo_realtime.integer != 0;
1064         cls.capturevideo.screenbuffer = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 4);
1065         cls.capturevideo.outbuffer = (unsigned char *)Mem_Alloc(tempmempool, width * height * (4+4) + 18);
1066         dpsnprintf(cls.capturevideo.basename, sizeof(cls.capturevideo.basename), "video/%s%03i", Sys_TimeString(cl_capturevideo_nameformat.string), cl_capturevideo_number.integer);
1067         Cvar_SetValueQuick(&cl_capturevideo_number, cl_capturevideo_number.integer + 1);
1068
1069         /*
1070         for (i = 0;i < 256;i++)
1071         {
1072                 unsigned char j = (unsigned char)bound(0, 255*pow(i/255.0, gamma), 255);
1073                 cls.capturevideo.rgbgammatable[0][i] = j;
1074                 cls.capturevideo.rgbgammatable[1][i] = j;
1075                 cls.capturevideo.rgbgammatable[2][i] = j;
1076         }
1077         */
1078 /*
1079 R = Y + 1.4075 * (Cr - 128);
1080 G = Y + -0.3455 * (Cb - 128) + -0.7169 * (Cr - 128);
1081 B = Y + 1.7790 * (Cb - 128);
1082 Y = R *  .299 + G *  .587 + B *  .114;
1083 Cb = R * -.169 + G * -.332 + B *  .500 + 128.;
1084 Cr = R *  .500 + G * -.419 + B * -.0813 + 128.;
1085 */
1086
1087         if(WANT_SCREENSHOT_HWGAMMA)
1088         {
1089                 VID_BuildGammaTables(&cls.capturevideo.vidramp[0], 256);
1090         }
1091         else
1092         {
1093                 // identity gamma table
1094                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp, 256);
1095                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256, 256);
1096                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256*2, 256);
1097         }
1098         if(scr_screenshot_gammaboost.value != 1)
1099         {
1100                 double igamma = 1 / scr_screenshot_gammaboost.value;
1101                 for (i = 0;i < 256 * 3;i++)
1102                         cls.capturevideo.vidramp[i] = (unsigned short) (0.5 + pow(cls.capturevideo.vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
1103         }
1104
1105         for (i = 0;i < 256;i++)
1106         {
1107                 r = 255*cls.capturevideo.vidramp[i]/65535.0;
1108                 g = 255*cls.capturevideo.vidramp[i+256]/65535.0;
1109                 b = 255*cls.capturevideo.vidramp[i+512]/65535.0;
1110                 // NOTE: we have to round DOWN here, or integer overflows happen. Sorry for slightly wrong looking colors sometimes...
1111                 // Y weights from RGB
1112                 cls.capturevideo.rgbtoyuvscaletable[0][0][i] = (short)(r *  0.299);
1113                 cls.capturevideo.rgbtoyuvscaletable[0][1][i] = (short)(g *  0.587);
1114                 cls.capturevideo.rgbtoyuvscaletable[0][2][i] = (short)(b *  0.114);
1115                 // Cb weights from RGB
1116                 cls.capturevideo.rgbtoyuvscaletable[1][0][i] = (short)(r * -0.169);
1117                 cls.capturevideo.rgbtoyuvscaletable[1][1][i] = (short)(g * -0.332);
1118                 cls.capturevideo.rgbtoyuvscaletable[1][2][i] = (short)(b *  0.500);
1119                 // Cr weights from RGB
1120                 cls.capturevideo.rgbtoyuvscaletable[2][0][i] = (short)(r *  0.500);
1121                 cls.capturevideo.rgbtoyuvscaletable[2][1][i] = (short)(g * -0.419);
1122                 cls.capturevideo.rgbtoyuvscaletable[2][2][i] = (short)(b * -0.0813);
1123                 // range reduction of YCbCr to valid signal range
1124                 cls.capturevideo.yuvnormalizetable[0][i] = 16 + i * (236-16) / 256;
1125                 cls.capturevideo.yuvnormalizetable[1][i] = 16 + i * (240-16) / 256;
1126                 cls.capturevideo.yuvnormalizetable[2][i] = 16 + i * (240-16) / 256;
1127         }
1128
1129         if (cl_capturevideo_ogg.integer)
1130         {
1131                 if(SCR_CaptureVideo_Ogg_Available())
1132                 {
1133                         SCR_CaptureVideo_Ogg_BeginVideo();
1134                         return;
1135                 }
1136                 else
1137                         Con_Print("cl_capturevideo_ogg: libraries not available. Capturing in AVI instead.\n");
1138         }
1139
1140         SCR_CaptureVideo_Avi_BeginVideo();
1141 }
1142
1143 void SCR_CaptureVideo_EndVideo(void)
1144 {
1145         if (!cls.capturevideo.active)
1146                 return;
1147         cls.capturevideo.active = false;
1148
1149         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);
1150
1151         if (cls.capturevideo.videofile)
1152         {
1153                 cls.capturevideo.endvideo();
1154         }
1155
1156         if (cls.capturevideo.screenbuffer)
1157         {
1158                 Mem_Free (cls.capturevideo.screenbuffer);
1159                 cls.capturevideo.screenbuffer = NULL;
1160         }
1161
1162         if (cls.capturevideo.outbuffer)
1163         {
1164                 Mem_Free (cls.capturevideo.outbuffer);
1165                 cls.capturevideo.outbuffer = NULL;
1166         }
1167
1168         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
1169 }
1170
1171 static void SCR_ScaleDownBGRA(unsigned char *in, int inw, int inh, unsigned char *out, int outw, int outh)
1172 {
1173         // TODO optimize this function
1174
1175         int x, y;
1176         float area;
1177
1178         // memcpy is faster than me
1179         if(inw == outw && inh == outh)
1180         {
1181                 memcpy(out, in, 4 * inw * inh);
1182                 return;
1183         }
1184
1185         // otherwise: a box filter
1186         area = (float)outw * (float)outh / (float)inw / (float)inh;
1187         for(y = 0; y < outh; ++y)
1188         {
1189                 float iny0 =  y    / (float)outh * inh; int iny0_i = (int) floor(iny0);
1190                 float iny1 = (y+1) / (float)outh * inh; int iny1_i = (int) ceil(iny1);
1191                 for(x = 0; x < outw; ++x)
1192                 {
1193                         float inx0 =  x    / (float)outw * inw; int inx0_i = (int) floor(inx0);
1194                         float inx1 = (x+1) / (float)outw * inw; int inx1_i = (int) ceil(inx1);
1195                         float r = 0, g = 0, b = 0, alpha = 0;
1196                         int xx, yy;
1197
1198                         for(yy = iny0_i; yy < iny1_i; ++yy)
1199                         {
1200                                 float ya = min(yy+1, iny1) - max(iny0, yy);
1201                                 for(xx = inx0_i; xx < inx1_i; ++xx)
1202                                 {
1203                                         float a = ya * (min(xx+1, inx1) - max(inx0, xx));
1204                                         r += a * in[4*(xx + inw * yy)+0];
1205                                         g += a * in[4*(xx + inw * yy)+1];
1206                                         b += a * in[4*(xx + inw * yy)+2];
1207                                         alpha += a * in[4*(xx + inw * yy)+3];
1208                                 }
1209                         }
1210
1211                         out[4*(x + outw * y)+0] = (unsigned char) (r * area);
1212                         out[4*(x + outw * y)+1] = (unsigned char) (g * area);
1213                         out[4*(x + outw * y)+2] = (unsigned char) (b * area);
1214                         out[4*(x + outw * y)+3] = (unsigned char) (alpha * area);
1215                 }
1216         }
1217 }
1218
1219 void SCR_CaptureVideo_VideoFrame(int newframestepframenum)
1220 {
1221         int x = 0, y = 0;
1222         int width = cls.capturevideo.width, height = cls.capturevideo.height;
1223
1224         if(newframestepframenum == cls.capturevideo.framestepframe)
1225                 return;
1226
1227         CHECKGLERROR
1228         // speed is critical here, so do saving as directly as possible
1229
1230         qglReadPixels (x, y, vid.width, vid.height, GL_BGRA, GL_UNSIGNED_BYTE, cls.capturevideo.screenbuffer);CHECKGLERROR
1231         SCR_ScaleDownBGRA (cls.capturevideo.screenbuffer, vid.width, vid.height, cls.capturevideo.outbuffer, width, height);
1232
1233         cls.capturevideo.videoframes(newframestepframenum - cls.capturevideo.framestepframe);
1234         cls.capturevideo.framestepframe = newframestepframenum;
1235
1236         if(cl_capturevideo_printfps.integer)
1237         {
1238                 char buf[80];
1239                 double t = Sys_DoubleTime();
1240                 if(t > cls.capturevideo.lastfpstime + 1)
1241                 {
1242                         double fps1 = (cls.capturevideo.frame - cls.capturevideo.lastfpsframe) / (t - cls.capturevideo.lastfpstime + 0.0000001);
1243                         double fps  = (cls.capturevideo.frame                                ) / (t - cls.capturevideo.starttime   + 0.0000001);
1244                         dpsnprintf(buf, sizeof(buf), "capturevideo: (%.1fs) last second %.3ffps, total %.3ffps\n", cls.capturevideo.frame / cls.capturevideo.framerate, fps1, fps);
1245                         Sys_PrintToTerminal(buf);
1246                         cls.capturevideo.lastfpstime = t;
1247                         cls.capturevideo.lastfpsframe = cls.capturevideo.frame;
1248                 }
1249         }
1250 }
1251
1252 void SCR_CaptureVideo_SoundFrame(const portable_sampleframe_t *paintbuffer, size_t length)
1253 {
1254         cls.capturevideo.soundsampleframe += length;
1255         cls.capturevideo.soundframe(paintbuffer, length);
1256 }
1257
1258 void SCR_CaptureVideo(void)
1259 {
1260         int newframenum;
1261         if (cl_capturevideo.integer)
1262         {
1263                 if (!cls.capturevideo.active)
1264                         SCR_CaptureVideo_BeginVideo();
1265                 if (cls.capturevideo.framerate != cl_capturevideo_fps.value * cl_capturevideo_framestep.integer)
1266                 {
1267                         Con_Printf("You can not change the video framerate while recording a video.\n");
1268                         Cvar_SetValueQuick(&cl_capturevideo_fps, cls.capturevideo.framerate / (double) cl_capturevideo_framestep.integer);
1269                 }
1270                 // for AVI saving we have to make sure that sound is saved before video
1271                 if (cls.capturevideo.soundrate && !cls.capturevideo.soundsampleframe)
1272                         return;
1273                 if (cls.capturevideo.realtime)
1274                 {
1275                         // preserve sound sync by duplicating frames when running slow
1276                         newframenum = (int)((realtime - cls.capturevideo.startrealtime) * cls.capturevideo.framerate);
1277                 }
1278                 else
1279                         newframenum = cls.capturevideo.frame + 1;
1280                 // if falling behind more than one second, stop
1281                 if (newframenum - cls.capturevideo.frame > 60 * (int)ceil(cls.capturevideo.framerate))
1282                 {
1283                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1284                         Con_Printf("video saving failed on frame %i, your machine is too slow for this capture speed.\n", cls.capturevideo.frame);
1285                         SCR_CaptureVideo_EndVideo();
1286                         return;
1287                 }
1288                 // write frames
1289                 SCR_CaptureVideo_VideoFrame(newframenum / cls.capturevideo.framestep);
1290                 cls.capturevideo.frame = newframenum;
1291                 if (cls.capturevideo.error)
1292                 {
1293                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1294                         Con_Printf("video saving failed on frame %i, out of disk space? stopping video capture.\n", cls.capturevideo.frame);
1295                         SCR_CaptureVideo_EndVideo();
1296                 }
1297         }
1298         else if (cls.capturevideo.active)
1299                 SCR_CaptureVideo_EndVideo();
1300 }
1301
1302 /*
1303 ===============
1304 R_Envmap_f
1305
1306 Grab six views for environment mapping tests
1307 ===============
1308 */
1309 struct envmapinfo_s
1310 {
1311         float angles[3];
1312         char *name;
1313         qboolean flipx, flipy, flipdiagonaly;
1314 }
1315 envmapinfo[12] =
1316 {
1317         {{  0,   0, 0}, "rt", false, false, false},
1318         {{  0, 270, 0}, "ft", false, false, false},
1319         {{  0, 180, 0}, "lf", false, false, false},
1320         {{  0,  90, 0}, "bk", false, false, false},
1321         {{-90, 180, 0}, "up",  true,  true, false},
1322         {{ 90, 180, 0}, "dn",  true,  true, false},
1323
1324         {{  0,   0, 0}, "px",  true,  true,  true},
1325         {{  0,  90, 0}, "py", false,  true, false},
1326         {{  0, 180, 0}, "nx", false, false,  true},
1327         {{  0, 270, 0}, "ny",  true, false, false},
1328         {{-90, 180, 0}, "pz", false, false,  true},
1329         {{ 90, 180, 0}, "nz", false, false,  true}
1330 };
1331
1332 static void R_Envmap_f (void)
1333 {
1334         int j, size;
1335         char filename[MAX_QPATH], basename[MAX_QPATH];
1336         unsigned char *buffer1;
1337         unsigned char *buffer2;
1338
1339         if (Cmd_Argc() != 3)
1340         {
1341                 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");
1342                 return;
1343         }
1344
1345         strlcpy (basename, Cmd_Argv(1), sizeof (basename));
1346         size = atoi(Cmd_Argv(2));
1347         if (size != 128 && size != 256 && size != 512 && size != 1024)
1348         {
1349                 Con_Print("envmap: size must be one of 128, 256, 512, or 1024\n");
1350                 return;
1351         }
1352         if (size > vid.width || size > vid.height)
1353         {
1354                 Con_Print("envmap: your resolution is not big enough to render that size\n");
1355                 return;
1356         }
1357
1358         r_refdef.envmap = true;
1359
1360         R_UpdateVariables();
1361
1362         r_refdef.view.x = 0;
1363         r_refdef.view.y = 0;
1364         r_refdef.view.z = 0;
1365         r_refdef.view.width = size;
1366         r_refdef.view.height = size;
1367         r_refdef.view.depth = 1;
1368         r_refdef.view.useperspective = true;
1369         r_refdef.view.isoverlay = false;
1370
1371         r_refdef.view.frustum_x = 1; // tan(45 * M_PI / 180.0);
1372         r_refdef.view.frustum_y = 1; // tan(45 * M_PI / 180.0);
1373
1374         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 4);
1375         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1376
1377         for (j = 0;j < 12;j++)
1378         {
1379                 dpsnprintf(filename, sizeof(filename), "env/%s%s.tga", basename, envmapinfo[j].name);
1380                 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);
1381                 r_refdef.view.quality = 1;
1382                 r_refdef.view.clear = true;
1383                 R_Mesh_Start();
1384                 R_RenderView();
1385                 R_Mesh_Finish();
1386                 SCR_ScreenShot(filename, buffer1, buffer2, 0, vid.height - (r_refdef.view.y + r_refdef.view.height), size, size, envmapinfo[j].flipx, envmapinfo[j].flipy, envmapinfo[j].flipdiagonaly, false, false, false, false);
1387         }
1388
1389         Mem_Free (buffer1);
1390         Mem_Free (buffer2);
1391
1392         r_refdef.envmap = false;
1393 }
1394
1395 //=============================================================================
1396
1397 void SHOWLMP_decodehide(void)
1398 {
1399         int i;
1400         char *lmplabel;
1401         lmplabel = MSG_ReadString();
1402         for (i = 0;i < cl.num_showlmps;i++)
1403                 if (cl.showlmps[i].isactive && strcmp(cl.showlmps[i].label, lmplabel) == 0)
1404                 {
1405                         cl.showlmps[i].isactive = false;
1406                         return;
1407                 }
1408 }
1409
1410 void SHOWLMP_decodeshow(void)
1411 {
1412         int k;
1413         char lmplabel[256], picname[256];
1414         float x, y;
1415         strlcpy (lmplabel,MSG_ReadString(), sizeof (lmplabel));
1416         strlcpy (picname, MSG_ReadString(), sizeof (picname));
1417         if (gamemode == GAME_NEHAHRA) // LordHavoc: nasty old legacy junk
1418         {
1419                 x = MSG_ReadByte();
1420                 y = MSG_ReadByte();
1421         }
1422         else
1423         {
1424                 x = MSG_ReadShort();
1425                 y = MSG_ReadShort();
1426         }
1427         if (!cl.showlmps || cl.num_showlmps >= cl.max_showlmps)
1428         {
1429                 showlmp_t *oldshowlmps = cl.showlmps;
1430                 cl.max_showlmps += 16;
1431                 cl.showlmps = (showlmp_t *) Mem_Alloc(cls.levelmempool, cl.max_showlmps * sizeof(showlmp_t));
1432                 if (cl.num_showlmps)
1433                         memcpy(cl.showlmps, oldshowlmps, cl.num_showlmps * sizeof(showlmp_t));
1434                 if (oldshowlmps)
1435                         Mem_Free(oldshowlmps);
1436         }
1437         for (k = 0;k < cl.max_showlmps;k++)
1438                 if (cl.showlmps[k].isactive && !strcmp(cl.showlmps[k].label, lmplabel))
1439                         break;
1440         if (k == cl.max_showlmps)
1441                 for (k = 0;k < cl.max_showlmps;k++)
1442                         if (!cl.showlmps[k].isactive)
1443                                 break;
1444         cl.showlmps[k].isactive = true;
1445         strlcpy (cl.showlmps[k].label, lmplabel, sizeof (cl.showlmps[k].label));
1446         strlcpy (cl.showlmps[k].pic, picname, sizeof (cl.showlmps[k].pic));
1447         cl.showlmps[k].x = x;
1448         cl.showlmps[k].y = y;
1449         cl.num_showlmps = max(cl.num_showlmps, k + 1);
1450 }
1451
1452 void SHOWLMP_drawall(void)
1453 {
1454         int i;
1455         for (i = 0;i < cl.num_showlmps;i++)
1456                 if (cl.showlmps[i].isactive)
1457                         DrawQ_Pic(cl.showlmps[i].x, cl.showlmps[i].y, Draw_CachePic (cl.showlmps[i].pic), 0, 0, 1, 1, 1, 1, 0);
1458 }
1459
1460 /*
1461 ==============================================================================
1462
1463                                                 SCREEN SHOTS
1464
1465 ==============================================================================
1466 */
1467
1468 // buffer1: 4*w*h
1469 // buffer2: 3*w*h (or 4*w*h if screenshotting alpha too)
1470 qboolean SCR_ScreenShot(char *filename, unsigned char *buffer1, unsigned char *buffer2, int x, int y, int width, int height, qboolean flipx, qboolean flipy, qboolean flipdiagonal, qboolean jpeg, qboolean png, qboolean gammacorrect, qboolean keep_alpha)
1471 {
1472         int     indices[4] = {0,1,2,3}; // BGRA
1473         qboolean ret;
1474
1475         CHECKGLERROR
1476         qglReadPixels (x, y, width, height, GL_BGRA, GL_UNSIGNED_BYTE, buffer1);CHECKGLERROR
1477
1478         if(gammacorrect && (scr_screenshot_gammaboost.value != 1 || WANT_SCREENSHOT_HWGAMMA))
1479         {
1480                 int i;
1481                 double igamma = 1.0 / scr_screenshot_gammaboost.value;
1482                 unsigned short vidramp[256 * 3];
1483                 if(WANT_SCREENSHOT_HWGAMMA)
1484                 {
1485                         VID_BuildGammaTables(&vidramp[0], 256);
1486                 }
1487                 else
1488                 {
1489                         // identity gamma table
1490                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp, 256);
1491                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256, 256);
1492                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256*2, 256);
1493                 }
1494                 if(scr_screenshot_gammaboost.value != 1)
1495                 {
1496                         for (i = 0;i < 256 * 3;i++)
1497                                 vidramp[i] = (unsigned short) (0.5 + pow(vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
1498                 }
1499                 for (i = 0;i < width*height*4;i += 4)
1500                 {
1501                         buffer1[i] = (unsigned char) (vidramp[buffer1[i] + 512] * 255.0 / 65535.0 + 0.5); // B
1502                         buffer1[i+1] = (unsigned char) (vidramp[buffer1[i+1] + 256] * 255.0 / 65535.0 + 0.5); // G
1503                         buffer1[i+2] = (unsigned char) (vidramp[buffer1[i+2]] * 255.0 / 65535.0 + 0.5); // R
1504                         // A
1505                 }
1506         }
1507
1508         if(keep_alpha && !jpeg)
1509         {
1510                 if(!png)
1511                         flipy = !flipy; // TGA: not preflipped
1512                 Image_CopyMux (buffer2, buffer1, width, height, flipx, flipy, flipdiagonal, 4, 4, indices);
1513                 if (png)
1514                         ret = PNG_SaveImage_preflipped (filename, width, height, true, buffer2);
1515                 else
1516                         ret = Image_WriteTGABGRA(filename, width, height, buffer2);
1517         }
1518         else
1519         {
1520                 if(jpeg)
1521                 {
1522                         indices[0] = 2;
1523                         indices[2] = 0; // RGB
1524                 }
1525                 Image_CopyMux (buffer2, buffer1, width, height, flipx, flipy, flipdiagonal, 3, 4, indices);
1526                 if (jpeg)
1527                         ret = JPEG_SaveImage_preflipped (filename, width, height, buffer2);
1528                 else if (png)
1529                         ret = PNG_SaveImage_preflipped (filename, width, height, false, buffer2);
1530                 else
1531                         ret = Image_WriteTGABGR_preflipped (filename, width, height, buffer2);
1532         }
1533
1534         return ret;
1535 }
1536
1537 //=============================================================================
1538
1539 extern void R_UpdateFogColor(void);
1540 void R_ClearScreen(qboolean fogcolor)
1541 {
1542         // clear to black
1543         CHECKGLERROR
1544         if (fogcolor)
1545         {
1546                 R_UpdateFogColor();
1547                 qglClearColor(r_refdef.fogcolor[0],r_refdef.fogcolor[1],r_refdef.fogcolor[2],0);CHECKGLERROR
1548         }
1549         else
1550         {
1551                 qglClearColor(0,0,0,0);CHECKGLERROR
1552         }
1553         qglClearDepth(1);CHECKGLERROR
1554         if (vid.stencil)
1555         {
1556                 // LordHavoc: we use a stencil centered around 128 instead of 0,
1557                 // to avoid clamping interfering with strange shadow volume
1558                 // drawing orders
1559                 qglClearStencil(128);CHECKGLERROR
1560         }
1561         // clear the screen
1562         GL_Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | (vid.stencil ? GL_STENCIL_BUFFER_BIT : 0));
1563         // set dithering mode
1564         if (gl_dither.integer)
1565         {
1566                 qglEnable(GL_DITHER);CHECKGLERROR
1567         }
1568         else
1569         {
1570                 qglDisable(GL_DITHER);CHECKGLERROR
1571         }
1572 }
1573
1574 qboolean CL_VM_UpdateView (void);
1575 void SCR_DrawConsole (void);
1576 void R_Shadow_EditLights_DrawSelectedLightProperties(void);
1577
1578 int r_stereo_side;
1579
1580 extern void Sbar_ShowFPS(void);
1581 void SCR_DrawScreen (void)
1582 {
1583         Draw_Frame();
1584
1585         R_Mesh_Start();
1586
1587         R_UpdateVariables();
1588
1589         // Quake uses clockwise winding, so these are swapped
1590         r_refdef.view.cullface_front = GL_BACK;
1591         r_refdef.view.cullface_back = GL_FRONT;
1592
1593         if (cls.signon == SIGNONS)
1594         {
1595                 float size;
1596
1597                 size = scr_viewsize.value * (1.0 / 100.0);
1598                 size = min(size, 1);
1599
1600                 if (r_stereo_sidebyside.integer)
1601                 {
1602                         r_refdef.view.width = (int)(vid.width * size / 2.5);
1603                         r_refdef.view.height = (int)(vid.height * size / 2.5 * (1 - bound(0, r_letterbox.value, 100) / 100));
1604                         r_refdef.view.depth = 1;
1605                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width * 2.5) * 0.5);
1606                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
1607                         r_refdef.view.z = 0;
1608                         if (r_stereo_side)
1609                                 r_refdef.view.x += (int)(r_refdef.view.width * 1.5);
1610                 }
1611                 else
1612                 {
1613                         r_refdef.view.width = (int)(vid.width * size);
1614                         r_refdef.view.height = (int)(vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100));
1615                         r_refdef.view.depth = 1;
1616                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
1617                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
1618                         r_refdef.view.z = 0;
1619                 }
1620
1621                 // LordHavoc: viewzoom (zoom in for sniper rifles, etc)
1622                 // LordHavoc: this is designed to produce widescreen fov values
1623                 // when the screen is wider than 4/3 width/height aspect, to do
1624                 // this it simply assumes the requested fov is the vertical fov
1625                 // for a 4x3 display, if the ratio is not 4x3 this makes the fov
1626                 // higher/lower according to the ratio
1627                 r_refdef.view.useperspective = true;
1628                 r_refdef.view.frustum_y = tan(scr_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
1629                 r_refdef.view.frustum_x = r_refdef.view.frustum_y * (float)r_refdef.view.width / (float)r_refdef.view.height / vid_pixelheight.value;
1630
1631                 r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
1632                 r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
1633
1634                 if(!CL_VM_UpdateView())
1635                         R_RenderView();
1636
1637                 if (scr_zoomwindow.integer)
1638                 {
1639                         float sizex = bound(10, scr_zoomwindow_viewsizex.value, 100) / 100.0;
1640                         float sizey = bound(10, scr_zoomwindow_viewsizey.value, 100) / 100.0;
1641                         r_refdef.view.width = (int)(vid.width * sizex);
1642                         r_refdef.view.height = (int)(vid.height * sizey);
1643                         r_refdef.view.depth = 1;
1644                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
1645                         r_refdef.view.y = 0;
1646                         r_refdef.view.z = 0;
1647
1648                         r_refdef.view.useperspective = true;
1649                         r_refdef.view.frustum_y = tan(scr_zoomwindow_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
1650                         r_refdef.view.frustum_x = r_refdef.view.frustum_y * vid_pixelheight.value * (float)r_refdef.view.width / (float)r_refdef.view.height;
1651
1652                         r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
1653                         r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
1654
1655                         if(!CL_VM_UpdateView())
1656                                 R_RenderView();
1657                 }
1658         }
1659
1660         if (!r_stereo_sidebyside.integer)
1661         {
1662                 r_refdef.view.width = vid.width;
1663                 r_refdef.view.height = vid.height;
1664                 r_refdef.view.depth = 1;
1665                 r_refdef.view.x = 0;
1666                 r_refdef.view.y = 0;
1667                 r_refdef.view.z = 0;
1668                 r_refdef.view.useperspective = false;
1669         }
1670
1671         if (cls.timedemo && cls.td_frames > 0 && timedemo_screenshotframelist.string && timedemo_screenshotframelist.string[0])
1672         {
1673                 const char *t;
1674                 int framenum;
1675                 t = timedemo_screenshotframelist.string;
1676                 while (*t)
1677                 {
1678                         while (*t == ' ')
1679                                 t++;
1680                         if (!*t)
1681                                 break;
1682                         framenum = atof(t);
1683                         if (framenum == cls.td_frames)
1684                                 break;
1685                         while (*t && *t != ' ')
1686                                 t++;
1687                 }
1688                 if (*t)
1689                 {
1690                         // we need to take a screenshot of this frame...
1691                         char filename[MAX_QPATH];
1692                         unsigned char *buffer1;
1693                         unsigned char *buffer2;
1694                         dpsnprintf(filename, sizeof(filename), "timedemoscreenshots/%s%06d.tga", cls.demoname, cls.td_frames);
1695                         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 4);
1696                         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
1697                         SCR_ScreenShot(filename, buffer1, buffer2, 0, 0, vid.width, vid.height, false, false, false, false, false, true, false);
1698                         Mem_Free(buffer1);
1699                         Mem_Free(buffer2);
1700                 }
1701         }
1702
1703         // draw 2D stuff
1704         if(!scr_con_current && !(key_consoleactive & KEY_CONSOLEACTIVE_FORCED))
1705                 if ((key_dest == key_game || key_dest == key_message) && !r_letterbox.value)
1706                         Con_DrawNotify ();      // only draw notify in game
1707
1708         if (cls.signon == SIGNONS)
1709         {
1710                 SCR_DrawNet ();
1711                 SCR_DrawTurtle ();
1712                 SCR_DrawPause ();
1713                 if (!r_letterbox.value)
1714                         Sbar_Draw();
1715                 Sbar_ShowFPS();
1716                 SHOWLMP_drawall();
1717                 SCR_CheckDrawCenterString();
1718         }
1719         SCR_DrawNetGraph ();
1720         MR_Draw();
1721         CL_DrawVideo();
1722         R_Shadow_EditLights_DrawSelectedLightProperties();
1723
1724         SCR_DrawConsole();
1725
1726         SCR_DrawBrand();
1727
1728         SCR_DrawInfobar();
1729
1730         if (r_timereport_active)
1731                 R_TimeReport("2d");
1732
1733         if (cls.signon == SIGNONS)
1734         {
1735                 R_TimeReport_EndFrame();
1736                 R_TimeReport_BeginFrame();
1737         }
1738
1739         DrawQ_Finish();
1740
1741         R_DrawGamma();
1742
1743         R_Mesh_Finish();
1744 }
1745
1746 typedef struct loadingscreenstack_s
1747 {
1748         struct loadingscreenstack_s *prev;
1749         char msg[MAX_QPATH];
1750         float absolute_loading_amount_min; // this corresponds to relative completion 0 of this item
1751         float absolute_loading_amount_len; // this corresponds to relative completion 1 of this item
1752         float relative_completion; // 0 .. 1
1753 }
1754 loadingscreenstack_t;
1755 static loadingscreenstack_t *loadingscreenstack = NULL;
1756 static double loadingscreentime = -1;
1757 static qboolean loadingscreencleared = false;
1758 static float loadingscreenheight = 0;
1759 rtexture_t *loadingscreentexture = NULL;
1760 static float loadingscreentexture_vertex3f[12];
1761 static float loadingscreentexture_texcoord2f[8];
1762 static int loadingscreenpic_number = 0;
1763
1764 static void SCR_ClearLoadingScreenTexture(void)
1765 {
1766         if(loadingscreentexture)
1767                 R_FreeTexture(loadingscreentexture);
1768         loadingscreentexture = NULL;
1769 }
1770
1771 extern rtexturepool_t *r_main_texturepool;
1772 static void SCR_SetLoadingScreenTexture(void)
1773 {
1774         int w, h;
1775         float loadingscreentexture_w;
1776         float loadingscreentexture_h;
1777
1778         SCR_ClearLoadingScreenTexture();
1779
1780         if (vid.support.arb_texture_non_power_of_two)
1781         {
1782                 w = vid.width; h = vid.height;
1783                 loadingscreentexture_w = loadingscreentexture_h = 1;
1784         }
1785         else
1786         {
1787                 w = CeilPowerOf2(vid.width); h = CeilPowerOf2(vid.height);
1788                 loadingscreentexture_w = vid.width / (float) w;
1789                 loadingscreentexture_h = vid.height / (float) h;
1790         }
1791
1792         loadingscreentexture = R_LoadTexture2D(r_main_texturepool, "loadingscreentexture", w, h, NULL, TEXTYPE_COLORBUFFER, TEXF_FORCENEAREST | TEXF_CLAMP, -1, NULL);
1793         R_Mesh_CopyToTexture(loadingscreentexture, 0, 0, 0, 0, vid.width, vid.height);
1794
1795         loadingscreentexture_vertex3f[2] = loadingscreentexture_vertex3f[5] = loadingscreentexture_vertex3f[8] = loadingscreentexture_vertex3f[11] = 0;
1796         loadingscreentexture_vertex3f[0] = loadingscreentexture_vertex3f[9] = 0;
1797         loadingscreentexture_vertex3f[1] = loadingscreentexture_vertex3f[4] = 0;
1798         loadingscreentexture_vertex3f[3] = loadingscreentexture_vertex3f[6] = vid_conwidth.integer;
1799         loadingscreentexture_vertex3f[7] = loadingscreentexture_vertex3f[10] = vid_conheight.integer;
1800         loadingscreentexture_texcoord2f[0] = 0;loadingscreentexture_texcoord2f[1] = loadingscreentexture_h;
1801         loadingscreentexture_texcoord2f[2] = loadingscreentexture_w;loadingscreentexture_texcoord2f[3] = loadingscreentexture_h;
1802         loadingscreentexture_texcoord2f[4] = loadingscreentexture_w;loadingscreentexture_texcoord2f[5] = 0;
1803         loadingscreentexture_texcoord2f[6] = 0;loadingscreentexture_texcoord2f[7] = 0;
1804 }
1805
1806 void SCR_UpdateLoadingScreenIfShown(void)
1807 {
1808         if(realtime == loadingscreentime)
1809                 SCR_UpdateLoadingScreen(loadingscreencleared);
1810 }
1811
1812 void SCR_PushLoadingScreen (qboolean redraw, const char *msg, float len_in_parent)
1813 {
1814         loadingscreenstack_t *s = (loadingscreenstack_t *) Z_Malloc(sizeof(loadingscreenstack_t));
1815         s->prev = loadingscreenstack;
1816         loadingscreenstack = s;
1817
1818         strlcpy(s->msg, msg, sizeof(s->msg));
1819         s->relative_completion = 0;
1820
1821         if(s->prev)
1822         {
1823                 s->absolute_loading_amount_min = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len * s->prev->relative_completion;
1824                 s->absolute_loading_amount_len = s->prev->absolute_loading_amount_len * len_in_parent;
1825                 if(s->absolute_loading_amount_len > s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min)
1826                         s->absolute_loading_amount_len = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min;
1827         }
1828         else
1829         {
1830                 s->absolute_loading_amount_min = 0;
1831                 s->absolute_loading_amount_len = 1;
1832         }
1833
1834         if(redraw)
1835                 SCR_UpdateLoadingScreenIfShown();
1836 }
1837
1838 void SCR_PopLoadingScreen (qboolean redraw)
1839 {
1840         loadingscreenstack_t *s = loadingscreenstack;
1841
1842         if(!s)
1843         {
1844                 Con_DPrintf("Popping a loading screen item from an empty stack!\n");
1845                 return;
1846         }
1847
1848         loadingscreenstack = s->prev;
1849         if(s->prev)
1850                 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;
1851         Z_Free(s);
1852
1853         if(redraw)
1854                 SCR_UpdateLoadingScreenIfShown();
1855 }
1856
1857 void SCR_ClearLoadingScreen (qboolean redraw)
1858 {
1859         while(loadingscreenstack)
1860                 SCR_PopLoadingScreen(redraw && !loadingscreenstack->prev);
1861 }
1862
1863 static float SCR_DrawLoadingStack_r(loadingscreenstack_t *s, float y, float size)
1864 {
1865         float x;
1866         size_t len;
1867         float total;
1868
1869         total = 0;
1870 #if 0
1871         if(s)
1872         {
1873                 total += SCR_DrawLoadingStack_r(s->prev, y, 8);
1874                 y -= total;
1875                 if(!s->prev || strcmp(s->msg, s->prev->msg))
1876                 {
1877                         len = strlen(s->msg);
1878                         x = (vid_conwidth.integer - DrawQ_TextWidth(s->msg, len, size, size, true, FONT_INFOBAR)) / 2;
1879                         y -= size;
1880                         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
1881                         DrawQ_String(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
1882                         total += size;
1883                 }
1884         }
1885 #else
1886         if(s)
1887         {
1888                 len = strlen(s->msg);
1889                 x = (vid_conwidth.integer - DrawQ_TextWidth(s->msg, len, size, size, true, FONT_INFOBAR)) / 2;
1890                 y -= size;
1891                 DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
1892                 DrawQ_String(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
1893                 total += size;
1894         }
1895 #endif
1896         return total;
1897 }
1898
1899 static void SCR_DrawLoadingStack(void)
1900 {
1901         float verts[12];
1902         float colors[16];
1903
1904         loadingscreenheight = SCR_DrawLoadingStack_r(loadingscreenstack, vid_conheight.integer, scr_loadingscreen_barheight.value);
1905         if(loadingscreenstack)
1906         {
1907                 // height = 32; // sorry, using the actual one is ugly
1908                 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
1909                 GL_DepthRange(0, 1);
1910                 GL_PolygonOffset(0, 0);
1911                 GL_DepthTest(false);
1912                 R_Mesh_VertexPointer(verts, 0, 0);
1913                 R_Mesh_ColorPointer(colors, 0, 0);
1914                 R_Mesh_ResetTextureState();
1915                 R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
1916                 verts[2] = verts[5] = verts[8] = verts[11] = 0;
1917                 verts[0] = verts[9] = 0;
1918                 verts[1] = verts[4] = vid_conheight.integer - scr_loadingscreen_barheight.value;
1919                 verts[3] = verts[6] = vid_conwidth.integer * loadingscreenstack->absolute_loading_amount_min;
1920                 verts[7] = verts[10] = vid_conheight.integer;
1921
1922 #if _MSC_VER >= 1400
1923 #define sscanf sscanf_s
1924 #endif
1925                 //                                        ^^^^^^^^^^ blue component
1926                 //                              ^^^^^^ bottom row
1927                 //          ^^^^^^^^^^^^ alpha is always on
1928                 colors[0] = 0; colors[1] = 0; colors[2] = 0; colors[3] = 1;
1929                 colors[4] = 0; colors[5] = 0; colors[6] = 0; colors[7] = 1;
1930                 sscanf(scr_loadingscreen_barcolor.string, "%f %f %f", &colors[8], &colors[9], &colors[10]); colors[11] = 1;
1931                 sscanf(scr_loadingscreen_barcolor.string, "%f %f %f", &colors[12], &colors[13], &colors[14]);  colors[15] = 1;
1932
1933                 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
1934
1935                 // make sure everything is cleared, including the progress indicator
1936                 if(loadingscreenheight < 8)
1937                         loadingscreenheight = 8;
1938         }
1939 }
1940
1941 static cachepic_t *loadingscreenpic;
1942 static float loadingscreenpic_vertex3f[12];
1943 static float loadingscreenpic_texcoord2f[8];
1944
1945 static void SCR_DrawLoadingScreen_SharedSetup (qboolean clear)
1946 {
1947         r_viewport_t viewport;
1948         float x, y;
1949         // release mouse grab while loading
1950         if (!vid.fullscreen)
1951                 VID_SetMouse(false, false, false);
1952         CHECKGLERROR
1953         R_Viewport_InitOrtho(&viewport, &identitymatrix, 0, 0, vid.width, vid.height, 0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100, NULL);
1954         R_SetViewport(&viewport);
1955         //qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
1956         //qglDepthMask(1);CHECKGLERROR
1957         qglColorMask(1,1,1,1);CHECKGLERROR
1958         qglClearColor(0,0,0,0);CHECKGLERROR
1959         // when starting up a new video mode, make sure the screen is cleared to black
1960         if (clear)
1961                 qglClear(GL_COLOR_BUFFER_BIT);CHECKGLERROR
1962         R_Textures_Frame();
1963         R_Mesh_Start();
1964         R_EntityMatrix(&identitymatrix);
1965         // draw the loading plaque
1966         loadingscreenpic = Draw_CachePic (loadingscreenpic_number ? va("gfx/loading%d", loadingscreenpic_number+1) : "gfx/loading");
1967         x = (vid_conwidth.integer - loadingscreenpic->width)/2;
1968         y = (vid_conheight.integer - loadingscreenpic->height)/2;
1969         loadingscreenpic_vertex3f[2] = loadingscreenpic_vertex3f[5] = loadingscreenpic_vertex3f[8] = loadingscreenpic_vertex3f[11] = 0;
1970         loadingscreenpic_vertex3f[0] = loadingscreenpic_vertex3f[9] = x;
1971         loadingscreenpic_vertex3f[1] = loadingscreenpic_vertex3f[4] = y;
1972         loadingscreenpic_vertex3f[3] = loadingscreenpic_vertex3f[6] = x + loadingscreenpic->width;
1973         loadingscreenpic_vertex3f[7] = loadingscreenpic_vertex3f[10] = y + loadingscreenpic->height;
1974         loadingscreenpic_texcoord2f[0] = 0;loadingscreenpic_texcoord2f[1] = 0;
1975         loadingscreenpic_texcoord2f[2] = 1;loadingscreenpic_texcoord2f[3] = 0;
1976         loadingscreenpic_texcoord2f[4] = 1;loadingscreenpic_texcoord2f[5] = 1;
1977         loadingscreenpic_texcoord2f[6] = 0;loadingscreenpic_texcoord2f[7] = 1;
1978 }
1979
1980 static void SCR_DrawLoadingScreen (qboolean clear)
1981 {
1982         // we only need to draw the image if it isn't already there
1983         GL_Color(1,1,1,1);
1984         GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1985         GL_DepthRange(0, 1);
1986         GL_PolygonOffset(0, 0);
1987         GL_DepthTest(false);
1988         R_Mesh_ColorPointer(NULL, 0, 0);
1989         if(loadingscreentexture)
1990         {
1991                 R_Mesh_VertexPointer(loadingscreentexture_vertex3f, 0, 0);
1992                 R_Mesh_ResetTextureState();
1993                 R_SetupShader_Generic(loadingscreentexture, NULL, GL_MODULATE, 1);
1994                 R_Mesh_TexCoordPointer(0, 2, loadingscreentexture_texcoord2f, 0, 0);
1995                 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
1996         }
1997         R_Mesh_VertexPointer(loadingscreenpic_vertex3f, 0, 0);
1998         R_Mesh_ResetTextureState();
1999         R_SetupShader_Generic(loadingscreenpic->tex, NULL, GL_MODULATE, 1);
2000         R_Mesh_TexCoordPointer(0, 2, loadingscreenpic_texcoord2f, 0, 0);
2001         R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
2002         SCR_DrawLoadingStack();
2003 }
2004
2005 static void SCR_DrawLoadingScreen_SharedFinish (qboolean clear)
2006 {
2007         R_Mesh_Finish();
2008         // refresh
2009         VID_Finish();
2010         // however this IS necessary on Windows Vista
2011         qglFinish();
2012 }
2013
2014 void SCR_UpdateLoadingScreen (qboolean clear)
2015 {
2016         keydest_t       old_key_dest;
2017         int                     old_key_consoleactive;
2018
2019         // don't do anything if not initialized yet
2020         if (vid_hidden || cls.state == ca_dedicated)
2021                 return;
2022
2023         if(!scr_loadingscreen_background.integer)
2024                 clear = true;
2025
2026         if(loadingscreentime == realtime)
2027                 clear |= loadingscreencleared;
2028
2029         if(loadingscreentime != realtime)
2030                 loadingscreenpic_number = rand() % (scr_loadingscreen_count.integer > 1 ? scr_loadingscreen_count.integer : 1);
2031
2032         if(clear)
2033                 SCR_ClearLoadingScreenTexture();
2034         else if(loadingscreentime != realtime)
2035                 SCR_SetLoadingScreenTexture();
2036
2037         if(loadingscreentime != realtime)
2038         {
2039                 loadingscreentime = realtime;
2040                 loadingscreenheight = 0;
2041         }
2042         loadingscreencleared = clear;
2043
2044         SCR_DrawLoadingScreen_SharedSetup(clear);
2045         if (vid.stereobuffer)
2046         {
2047                 qglDrawBuffer(GL_BACK_LEFT);
2048                 SCR_DrawLoadingScreen(clear);
2049                 qglDrawBuffer(GL_BACK_RIGHT);
2050                 SCR_DrawLoadingScreen(clear);
2051         }
2052         else
2053         {
2054                 qglDrawBuffer(GL_BACK);
2055                 SCR_DrawLoadingScreen(clear);
2056         }
2057         SCR_DrawLoadingScreen_SharedFinish(clear);
2058
2059         // this goes into the event loop, and should prevent unresponsive cursor on vista
2060         old_key_dest = key_dest;
2061         old_key_consoleactive = key_consoleactive;
2062         key_dest = key_void;
2063         key_consoleactive = false;
2064         Key_EventQueue_Block(); Sys_SendKeyEvents();
2065         key_dest = old_key_dest;
2066         key_consoleactive = old_key_consoleactive;
2067 }
2068
2069 qboolean R_Stereo_ColorMasking(void)
2070 {
2071         return r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer;
2072 }
2073
2074 qboolean R_Stereo_Active(void)
2075 {
2076         return (vid.stereobuffer || r_stereo_sidebyside.integer || R_Stereo_ColorMasking());
2077 }
2078
2079 extern cvar_t cl_minfps;
2080 extern cvar_t cl_minfps_fade;
2081 extern cvar_t cl_minfps_qualitymax;
2082 extern cvar_t cl_minfps_qualitymin;
2083 extern cvar_t cl_minfps_qualitypower;
2084 extern cvar_t cl_minfps_qualityscale;
2085 static double cl_updatescreen_rendertime = 0;
2086 static double cl_updatescreen_quality = 1;
2087 extern void Sbar_ShowFPS_Update(void);
2088 void CL_UpdateScreen(void)
2089 {
2090         double rendertime1;
2091         float conwidth, conheight;
2092         float f;
2093
2094         Sbar_ShowFPS_Update();
2095
2096         if (!scr_initialized || !con_initialized || !scr_refresh.integer)
2097                 return;                         // not initialized yet
2098
2099         if(gamemode == GAME_NEXUIZ)
2100         {
2101                 // play a bit with the palette (experimental)
2102                 palette_rgb_pantscolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 0.0f*M_PI/3.0f));
2103                 palette_rgb_pantscolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 2.0f*M_PI/3.0f));
2104                 palette_rgb_pantscolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 4.0f*M_PI/3.0f));
2105                 palette_rgb_shirtcolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 5.0f*M_PI/3.0f));
2106                 palette_rgb_shirtcolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 3.0f*M_PI/3.0f));
2107                 palette_rgb_shirtcolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 1.0f*M_PI/3.0f));
2108                 memcpy(palette_rgb_pantsscoreboard[15], palette_rgb_pantscolormap[15], sizeof(*palette_rgb_pantscolormap));
2109                 memcpy(palette_rgb_shirtscoreboard[15], palette_rgb_shirtcolormap[15], sizeof(*palette_rgb_shirtcolormap));
2110         }
2111
2112         if (vid_hidden)
2113                 return;
2114
2115         rendertime1 = Sys_DoubleTime();
2116
2117         conwidth = bound(160, vid_conwidth.value, 32768);
2118         conheight = bound(90, vid_conheight.value, 24576);
2119         if (vid_conwidth.value != conwidth)
2120                 Cvar_SetValue("vid_conwidth", conwidth);
2121         if (vid_conheight.value != conheight)
2122                 Cvar_SetValue("vid_conheight", conheight);
2123
2124         // bound viewsize
2125         if (scr_viewsize.value < 30)
2126                 Cvar_Set ("viewsize","30");
2127         if (scr_viewsize.value > 120)
2128                 Cvar_Set ("viewsize","120");
2129
2130         // bound field of view
2131         if (scr_fov.value < 1)
2132                 Cvar_Set ("fov","1");
2133         if (scr_fov.value > 170)
2134                 Cvar_Set ("fov","170");
2135
2136         // intermission is always full screen
2137         if (cl.intermission)
2138                 sb_lines = 0;
2139         else
2140         {
2141                 if (scr_viewsize.value >= 120)
2142                         sb_lines = 0;           // no status bar at all
2143                 else if (scr_viewsize.value >= 110)
2144                         sb_lines = 24;          // no inventory
2145                 else
2146                         sb_lines = 24+16+8;
2147         }
2148
2149         r_refdef.view.colormask[0] = 1;
2150         r_refdef.view.colormask[1] = 1;
2151         r_refdef.view.colormask[2] = 1;
2152
2153         SCR_SetUpToDrawConsole();
2154
2155         CHECKGLERROR
2156         qglDrawBuffer(GL_BACK);CHECKGLERROR
2157         qglViewport(0, 0, vid.width, vid.height);CHECKGLERROR
2158         qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
2159         qglDepthMask(1);CHECKGLERROR
2160         qglColorMask(1,1,1,1);CHECKGLERROR
2161         qglClearColor(0,0,0,0);CHECKGLERROR
2162         R_ClearScreen(false);
2163         r_refdef.view.clear = false;
2164         r_refdef.view.isoverlay = false;
2165         f = pow((float)cl_updatescreen_quality, cl_minfps_qualitypower.value) * cl_minfps_qualityscale.value;
2166         r_refdef.view.quality = bound(cl_minfps_qualitymin.value, f, cl_minfps_qualitymax.value);
2167
2168         if (qglPolygonStipple)
2169         {
2170                 if(scr_stipple.integer)
2171                 {
2172                         GLubyte stipple[128];
2173                         int i, s, width, parts;
2174                         static int frame = 0;
2175                         ++frame;
2176
2177                         s = scr_stipple.integer;
2178                         parts = (s & 007);
2179                         width = (s & 070) >> 3;
2180
2181                         qglEnable(GL_POLYGON_STIPPLE);CHECKGLERROR // 0x0B42
2182                         for(i = 0; i < 128; ++i)
2183                         {
2184                                 int line = i/4;
2185                                 stipple[i] = (((line >> width) + frame) & ((1 << parts) - 1)) ? 0x00 : 0xFF;
2186                         }
2187                         qglPolygonStipple(stipple);CHECKGLERROR
2188                 }
2189                 else
2190                 {
2191                         qglDisable(GL_POLYGON_STIPPLE);CHECKGLERROR
2192                 }
2193         }
2194
2195         CHECKGLERROR
2196         if (R_Stereo_Active())
2197         {
2198                 matrix4x4_t originalmatrix = r_refdef.view.matrix;
2199                 matrix4x4_t offsetmatrix;
2200                 Matrix4x4_CreateFromQuakeEntity(&offsetmatrix, 0, r_stereo_separation.value * 0.5f, 0, 0, r_stereo_angle.value * 0.5f, 0, 1);
2201                 Matrix4x4_Concat(&r_refdef.view.matrix, &originalmatrix, &offsetmatrix);
2202
2203                 if (r_stereo_sidebyside.integer)
2204                         r_stereo_side = 0;
2205
2206                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2207                 {
2208                         r_refdef.view.colormask[0] = 1;
2209                         r_refdef.view.colormask[1] = 0;
2210                         r_refdef.view.colormask[2] = 0;
2211                 }
2212
2213                 if (vid.stereobuffer)
2214                         qglDrawBuffer(GL_BACK_RIGHT);
2215
2216                 SCR_DrawScreen();
2217
2218                 Matrix4x4_CreateFromQuakeEntity(&offsetmatrix, 0, r_stereo_separation.value * -0.5f, 0, 0, r_stereo_angle.value * -0.5f, 0, 1);
2219                 Matrix4x4_Concat(&r_refdef.view.matrix, &originalmatrix, &offsetmatrix);
2220
2221                 if (r_stereo_sidebyside.integer)
2222                         r_stereo_side = 1;
2223
2224                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2225                 {
2226                         r_refdef.view.colormask[0] = 0;
2227                         r_refdef.view.colormask[1] = r_stereo_redcyan.integer || r_stereo_redgreen.integer;
2228                         r_refdef.view.colormask[2] = r_stereo_redcyan.integer || r_stereo_redblue.integer;
2229                 }
2230
2231                 if (vid.stereobuffer)
2232                         qglDrawBuffer(GL_BACK_LEFT);
2233
2234                 SCR_DrawScreen();
2235
2236                 r_refdef.view.matrix = originalmatrix;
2237         }
2238         else
2239                 SCR_DrawScreen();
2240         CHECKGLERROR
2241
2242         SCR_CaptureVideo();
2243
2244         // quality adjustment according to render time
2245         CHECKGLERROR
2246         qglFlush(); // FIXME: should we really be using qglFlush here?
2247         cl_updatescreen_rendertime += ((Sys_DoubleTime() - rendertime1) - cl_updatescreen_rendertime) * bound(0, cl_minfps_fade.value, 1);
2248         if (cl_minfps.value > 0 && cl_updatescreen_rendertime > 0 && !cls.timedemo && (!cls.capturevideo.active || !cls.capturevideo.realtime))
2249                 cl_updatescreen_quality = 1 / (cl_updatescreen_rendertime * cl_minfps.value);
2250         else
2251                 cl_updatescreen_quality = 1;
2252
2253         if (!vid_activewindow)
2254                 VID_SetMouse(false, false, false);
2255         else if (key_consoleactive)
2256                 VID_SetMouse(vid.fullscreen, false, false);
2257         else if (key_dest == key_menu_grabbed)
2258                 VID_SetMouse(true, vid_mouse.integer && !in_client_mouse, true);
2259         else if (key_dest == key_menu)
2260                 VID_SetMouse(vid.fullscreen, vid_mouse.integer && !in_client_mouse, true);
2261         else
2262                 VID_SetMouse(vid.fullscreen, vid_mouse.integer && !cl.csqc_wantsmousemove && (!cls.demoplayback || cl_demo_mousegrab.integer), true);
2263
2264         VID_Finish();
2265 }
2266
2267 void CL_Screen_NewMap(void)
2268 {
2269 }