cl_screen.c

   1
   2 #include "quakedef.h"
   3 #include "cl_video.h"
   4
   5 cvar_t scr_viewsize = {CVAR_SAVE, "viewsize","100"};
   6 cvar_t scr_fov = {CVAR_SAVE, "fov","90"};       // 10 - 170
   7 cvar_t scr_conspeed = {CVAR_SAVE, "scr_conspeed","900"}; // LordHavoc: quake used 300
   8 cvar_t scr_centertime = {0, "scr_centertime","2"};
   9 cvar_t scr_showram = {CVAR_SAVE, "showram","1"};
  10 cvar_t scr_showturtle = {CVAR_SAVE, "showturtle","0"};
  11 cvar_t scr_showpause = {CVAR_SAVE, "showpause","1"};
  12 cvar_t scr_printspeed = {0, "scr_printspeed","8"};
  13 cvar_t scr_2dresolution = {CVAR_SAVE, "scr_2dresolution", "1"};
  14 cvar_t cl_avidemo = {0, "cl_avidemo", "0"};
  15
  16 qboolean        scr_initialized;                // ready to draw
  17
  18 float           scr_con_current;
  19 float           scr_conlines;           // lines of console to display
  20
  21 int                     clearconsole;
  22 int                     clearnotify;
  23
  24 qboolean        scr_drawloading = false;
  25
  26 static qbyte menuplyr_pixels[4096];
  27
  28 void DrawCrosshair(int num);
  29 void V_CalcRefdef (void);
  30 static void SCR_ScreenShot_f (void);
  31 static void R_Envmap_f (void);
  32
  33 // backend
  34 void R_ClearScreen(void);
  35
  36 /*
  37 ===============================================================================
  38
  39 CENTER PRINTING
  40
  41 ===============================================================================
  42 */
  43
  44 char            scr_centerstring[1024];
  45 float           scr_centertime_start;   // for slow victory printing
  46 float           scr_centertime_off;
  47 int                     scr_center_lines;
  48 int                     scr_erase_lines;
  49 int                     scr_erase_center;
  50
  51 /*
  52 ==============
  53 SCR_CenterPrint
  54
  55 Called for important messages that should stay in the center of the screen
  56 for a few moments
  57 ==============
  58 */
  59 void SCR_CenterPrint (char *str)
  60 {
  61         strncpy (scr_centerstring, str, sizeof(scr_centerstring)-1);
  62         scr_centertime_off = scr_centertime.value;
  63         scr_centertime_start = cl.time;
  64
  65 // count the number of lines for centering
  66         scr_center_lines = 1;
  67         while (*str)
  68         {
  69                 if (*str == '\n')
  70                         scr_center_lines++;
  71                 str++;
  72         }
  73 }
  74
  75
  76 void SCR_DrawCenterString (void)
  77 {
  78         char    *start;
  79         int             l;
  80         int             x, y;
  81         int             remaining;
  82
  83 // the finale prints the characters one at a time
  84         if (cl.intermission)
  85                 remaining = scr_printspeed.value * (cl.time - scr_centertime_start);
  86         else
  87                 remaining = 9999;
  88
  89         scr_erase_center = 0;
  90         start = scr_centerstring;
  91
  92         if (scr_center_lines <= 4)
  93                 y = vid.conheight*0.35;
  94         else
  95                 y = 48;
  96
  97         do
  98         {
  99         // scan the width of the line
 100                 for (l=0 ; l<40 ; l++)
 101                         if (start[l] == '\n' || !start[l])
 102                                 break;
 103                 x = (vid.conwidth - l*8)/2;
 104                 if (l > 0)
 105                 {
 106                         if (remaining < l)
 107                                 l = remaining;
 108                         DrawQ_String(x, y, start, l, 8, 8, 1, 1, 1, 1, 0);
 109                         remaining -= l;
 110                         if (remaining <= 0)
 111                                 return;
 112                 }
 113
 114                 y += 8;
 115
 116                 while (*start && *start != '\n')
 117                         start++;
 118
 119                 if (!*start)
 120                         break;
 121                 start++;                // skip the \n
 122         } while (1);
 123 }
 124
 125 void SCR_CheckDrawCenterString (void)
 126 {
 127         if (scr_center_lines > scr_erase_lines)
 128                 scr_erase_lines = scr_center_lines;
 129
 130         scr_centertime_off -= host_frametime;
 131
 132         // don't draw if this is a normal stats-screen intermission,
 133         // only if it is not an intermission, or a finale intermission
 134         if (cl.intermission == 1)
 135                 return;
 136         if (scr_centertime_off <= 0 && !cl.intermission)
 137                 return;
 138         if (key_dest != key_game)
 139                 return;
 140
 141         SCR_DrawCenterString ();
 142 }
 143
 144 /*
 145 ==============
 146 SCR_DrawTurtle
 147 ==============
 148 */
 149 void SCR_DrawTurtle (void)
 150 {
 151         static int      count;
 152
 153         if (cls.state != ca_connected)
 154                 return;
 155
 156         if (!scr_showturtle.integer)
 157                 return;
 158
 159         if (host_frametime < 0.1)
 160         {
 161                 count = 0;
 162                 return;
 163         }
 164
 165         count++;
 166         if (count < 3)
 167                 return;
 168
 169         DrawQ_Pic (0, 0, "turtle", 0, 0, 1, 1, 1, 1, 0);
 170 }
 171
 172 /*
 173 ==============
 174 SCR_DrawNet
 175 ==============
 176 */
 177 void SCR_DrawNet (void)
 178 {
 179         if (cls.state != ca_connected)
 180                 return;
 181         if (realtime - cl.last_received_message < 0.3)
 182                 return;
 183         if (cls.demoplayback)
 184                 return;
 185
 186         DrawQ_Pic (64, 0, "net", 0, 0, 1, 1, 1, 1, 0);
 187 }
 188
 189 /*
 190 ==============
 191 DrawPause
 192 ==============
 193 */
 194 void SCR_DrawPause (void)
 195 {
 196         cachepic_t      *pic;
 197
 198         if (cls.state != ca_connected)
 199                 return;
 200
 201         if (!scr_showpause.integer)             // turn off for screenshots
 202                 return;
 203
 204         if (!cl.paused)
 205                 return;
 206
 207         pic = Draw_CachePic ("gfx/pause.lmp");
 208         DrawQ_Pic ((vid.conwidth - pic->width)/2, (vid.conheight - pic->height)/2, "gfx/pause.lmp", 0, 0, 1, 1, 1, 1, 0);
 209 }
 210
 211
 212
 213 /*
 214 ==============
 215 SCR_DrawLoading
 216 ==============
 217 */
 218 void SCR_DrawLoading (void)
 219 {
 220         cachepic_t      *pic;
 221
 222         pic = Draw_CachePic ("gfx/loading.lmp");
 223         DrawQ_Pic ((vid.conwidth - pic->width)/2, (vid.conheight - pic->height)/2, "gfx/loading.lmp", 0, 0, 1, 1, 1, 1, 0);
 224 }
 225
 226
 227
 228 //=============================================================================
 229
 230
 231 /*
 232 ==================
 233 SCR_SetUpToDrawConsole
 234 ==================
 235 */
 236 void SCR_SetUpToDrawConsole (void)
 237 {
 238         Con_CheckResize ();
 239
 240 // decide on the height of the console
 241         con_forcedup = !cl.worldmodel || cls.signon != SIGNONS;
 242
 243         if (con_forcedup)
 244         {
 245                 scr_conlines = vid.conheight;           // full screen
 246                 scr_con_current = scr_conlines;
 247         }
 248         else if (key_dest == key_console)
 249                 scr_conlines = vid.conheight/2; // half screen
 250         else
 251                 scr_conlines = 0;                               // none visible
 252
 253         if (scr_conlines < scr_con_current)
 254         {
 255                 scr_con_current -= scr_conspeed.value*host_realframetime;
 256                 if (scr_conlines > scr_con_current)
 257                         scr_con_current = scr_conlines;
 258
 259         }
 260         else if (scr_conlines > scr_con_current)
 261         {
 262                 scr_con_current += scr_conspeed.value*host_realframetime;
 263                 if (scr_conlines < scr_con_current)
 264                         scr_con_current = scr_conlines;
 265         }
 266 }
 267
 268 /*
 269 ==================
 270 SCR_DrawConsole
 271 ==================
 272 */
 273 void SCR_DrawConsole (void)
 274 {
 275         if (scr_con_current)
 276         {
 277                 Con_DrawConsole (scr_con_current);
 278                 clearconsole = 0;
 279         }
 280         else
 281         {
 282                 if (key_dest == key_game || key_dest == key_message)
 283                         Con_DrawNotify ();      // only draw notify in game
 284         }
 285 }
 286
 287 /*
 288 ===============
 289 SCR_BeginLoadingPlaque
 290
 291 ================
 292 */
 293 void SCR_BeginLoadingPlaque (void)
 294 {
 295         if (scr_drawloading)
 296                 return;
 297
 298         S_StopAllSounds (true);
 299
 300         scr_drawloading = true;
 301         CL_UpdateScreen ();
 302         scr_drawloading = true;
 303         CL_UpdateScreen ();
 304 }
 305
 306 //=============================================================================
 307
 308 char r_speeds_string[1024];
 309 int speedstringcount, r_timereport_active;
 310 double r_timereport_temp = 0, r_timereport_current = 0, r_timereport_start = 0;
 311
 312 void R_TimeReport(char *desc)
 313 {
 314         char tempbuf[256];
 315         int length;
 316         int t;
 317
 318         if (!r_timereport_active)
 319                 return;
 320
 321         r_timereport_temp = r_timereport_current;
 322         r_timereport_current = Sys_DoubleTime();
 323         t = (int) ((r_timereport_current - r_timereport_temp) * 1000000.0);
 324
 325         sprintf(tempbuf, "%8i %s", t, desc);
 326         length = strlen(tempbuf);
 327         while (length < 20)
 328                 tempbuf[length++] = ' ';
 329         tempbuf[length] = 0;
 330         if (speedstringcount + length > (vid.conwidth / 8))
 331         {
 332                 strcat(r_speeds_string, "\n");
 333                 speedstringcount = 0;
 334         }
 335         // skip the space at the beginning if it's the first on the line
 336         if (speedstringcount == 0)
 337         {
 338                 strcat(r_speeds_string, tempbuf + 1);
 339                 speedstringcount = length - 1;
 340         }
 341         else
 342         {
 343                 strcat(r_speeds_string, tempbuf);
 344                 speedstringcount += length;
 345         }
 346 }
 347
 348 void R_TimeReport_Start(void)
 349 {
 350         r_timereport_active = r_speeds.integer && cl.worldmodel && cls.state == ca_connected;
 351         r_speeds_string[0] = 0;
 352         if (r_timereport_active)
 353         {
 354                 speedstringcount = 0;
 355                 AngleVectors (r_refdef.viewangles, vpn, NULL, NULL);
 356                 sprintf(r_speeds_string,
 357                         "org:'%+8.2f %+8.2f %+8.2f' ang:'%+4.0f %+4.0f %+4.0f' dir:'%+2.3f %+2.3f %+2.3f'\n"
 358                         "world:%6i faces%6i nodes%6i leafs%6i walls%6i dlitwalls\n"
 359                         "%5i models%5i bmodels%5i sprites%6i particles%4i dlights\n"
 360                         "%6i modeltris%6i transmeshs%6i transtris%6i meshs%6i meshtris\n",
 361                         r_refdef.vieworg[0], r_refdef.vieworg[1], r_refdef.vieworg[2], r_refdef.viewangles[0], r_refdef.viewangles[1], r_refdef.viewangles[2], vpn[0], vpn[1], vpn[2],
 362                         c_faces, c_nodes, c_leafs, c_brush_polys, c_light_polys,
 363                         c_models, c_bmodels, c_sprites, c_particles, c_dlights,
 364                         c_alias_polys, c_transmeshs, c_transtris, c_meshs, c_meshtris);
 365
 366                 c_brush_polys = 0;
 367                 c_alias_polys = 0;
 368                 c_light_polys = 0;
 369                 c_faces = 0;
 370                 c_nodes = 0;
 371                 c_leafs = 0;
 372                 c_models = 0;
 373                 c_bmodels = 0;
 374                 c_sprites = 0;
 375                 c_particles = 0;
 376
 377                 r_timereport_start = Sys_DoubleTime();
 378         }
 379 }
 380
 381 void R_TimeReport_End(void)
 382 {
 383         r_timereport_current = r_timereport_start;
 384         R_TimeReport("total");
 385
 386         if (r_timereport_active)
 387         {
 388                 int i, j, lines, y;
 389                 lines = 1;
 390                 for (i = 0;r_speeds_string[i];i++)
 391                         if (r_speeds_string[i] == '\n')
 392                                 lines++;
 393                 y = vid.conheight - sb_lines - lines * 8;
 394                 i = j = 0;
 395                 DrawQ_Fill(0, y, vid.conwidth, lines * 8, 0, 0, 0, 0.5, 0);
 396                 while (r_speeds_string[i])
 397                 {
 398                         j = i;
 399                         while (r_speeds_string[i] && r_speeds_string[i] != '\n')
 400                                 i++;
 401                         if (i - j > 0)
 402                                 DrawQ_String(0, y, r_speeds_string + j, i - j, 8, 8, 1, 1, 1, 1, 0);
 403                         if (r_speeds_string[i] == '\n')
 404                                 i++;
 405                         y += 8;
 406                 }
 407         }
 408 }
 409
 410 /*
 411 =================
 412 SCR_SizeUp_f
 413
 414 Keybinding command
 415 =================
 416 */
 417 void SCR_SizeUp_f (void)
 418 {
 419         Cvar_SetValue ("viewsize",scr_viewsize.value+10);
 420 }
 421
 422
 423 /*
 424 =================
 425 SCR_SizeDown_f
 426
 427 Keybinding command
 428 =================
 429 */
 430 void SCR_SizeDown_f (void)
 431 {
 432         Cvar_SetValue ("viewsize",scr_viewsize.value-10);
 433 }
 434
 435 void CL_Screen_Init(void)
 436 {
 437         qpic_t *dat;
 438
 439         Cvar_RegisterVariable (&scr_fov);
 440         Cvar_RegisterVariable (&scr_viewsize);
 441         Cvar_RegisterVariable (&scr_conspeed);
 442         Cvar_RegisterVariable (&scr_showram);
 443         Cvar_RegisterVariable (&scr_showturtle);
 444         Cvar_RegisterVariable (&scr_showpause);
 445         Cvar_RegisterVariable (&scr_centertime);
 446         Cvar_RegisterVariable (&scr_printspeed);
 447         Cvar_RegisterVariable (&scr_2dresolution);
 448         Cvar_RegisterVariable (&cl_avidemo);
 449
 450         Cmd_AddCommand ("sizeup",SCR_SizeUp_f);
 451         Cmd_AddCommand ("sizedown",SCR_SizeDown_f);
 452         Cmd_AddCommand ("screenshot",SCR_ScreenShot_f);
 453         Cmd_AddCommand ("envmap", R_Envmap_f);
 454
 455         scr_initialized = true;
 456
 457         // HACK HACK HACK
 458         // load the image data for the player image in the config menu
 459         dat = (qpic_t *)COM_LoadFile ("gfx/menuplyr.lmp", false);
 460         if (!dat)
 461                 Sys_Error("unable to load gfx/menuplyr.lmp");
 462         SwapPic (dat);
 463
 464         if (dat->width*dat->height <= 4096)
 465                 memcpy (menuplyr_pixels, dat->data, dat->width * dat->height);
 466         else
 467                 Con_Printf("gfx/menuplyr.lmp larger than 4k buffer");
 468         Mem_Free(dat);
 469 }
 470
 471 void DrawQ_Clear(void)
 472 {
 473         r_refdef.drawqueuesize = 0;
 474 }
 475
 476 void DrawQ_Pic(float x, float y, char *picname, float width, float height, float red, float green, float blue, float alpha, int flags)
 477 {
 478         int size;
 479         drawqueue_t *dq;
 480         if (alpha < (1.0f / 255.0f))
 481                 return;
 482         size = sizeof(*dq) + ((strlen(picname) + 1 + 3) & ~3);
 483         if (r_refdef.drawqueuesize + size > MAX_DRAWQUEUE)
 484                 return;
 485         red = bound(0, red, 1);
 486         green = bound(0, green, 1);
 487         blue = bound(0, blue, 1);
 488         alpha = bound(0, alpha, 1);
 489         dq = (void *)(r_refdef.drawqueue + r_refdef.drawqueuesize);
 490         dq->size = size;
 491         dq->command = DRAWQUEUE_PIC;
 492         dq->flags = flags;
 493         dq->color = ((unsigned int) (red * 255.0f) << 24) | ((unsigned int) (green * 255.0f) << 16) | ((unsigned int) (blue * 255.0f) << 8) | ((unsigned int) (alpha * 255.0f));
 494         dq->x = x;
 495         dq->y = y;
 496         // if these are not zero, they override the pic's size
 497         dq->scalex = width;
 498         dq->scaley = height;
 499         strcpy((char *)(dq + 1), picname);
 500         r_refdef.drawqueuesize += dq->size;
 501 }
 502
 503 void DrawQ_String(float x, float y, char *string, int maxlen, float scalex, float scaley, float red, float green, float blue, float alpha, int flags)
 504 {
 505         int size, len;
 506         drawqueue_t *dq;
 507         char *out;
 508         if (alpha < (1.0f / 255.0f))
 509                 return;
 510         if (maxlen < 1)
 511                 len = strlen(string);
 512         else
 513                 for (len = 0;len < maxlen && string[len];len++);
 514         for (;len > 0 && string[0] == ' ';string++, x += scalex, len--);
 515         for (;len > 0 && string[len - 1] == ' ';len--);
 516         if (len < 1)
 517                 return;
 518         if (x >= vid.conwidth || y >= vid.conheight || x < (-scalex * maxlen) || y < (-scaley))
 519                 return;
 520         size = sizeof(*dq) + ((len + 1 + 3) & ~3);
 521         if (r_refdef.drawqueuesize + size > MAX_DRAWQUEUE)
 522                 return;
 523         red = bound(0, red, 1);
 524         green = bound(0, green, 1);
 525         blue = bound(0, blue, 1);
 526         alpha = bound(0, alpha, 1);
 527         dq = (void *)(r_refdef.drawqueue + r_refdef.drawqueuesize);
 528         dq->size = size;
 529         dq->command = DRAWQUEUE_STRING;
 530         dq->flags = flags;
 531         dq->color = ((unsigned int) (red * 255.0f) << 24) | ((unsigned int) (green * 255.0f) << 16) | ((unsigned int) (blue * 255.0f) << 8) | ((unsigned int) (alpha * 255.0f));
 532         dq->x = x;
 533         dq->y = y;
 534         dq->scalex = scalex;
 535         dq->scaley = scaley;
 536         out = (char *)(dq + 1);
 537         memcpy(out, string, len);
 538         out[len] = 0;
 539         r_refdef.drawqueuesize += dq->size;
 540 }
 541
 542 void DrawQ_Fill (float x, float y, float w, float h, float red, float green, float blue, float alpha, int flags)
 543 {
 544         int size;
 545         drawqueue_t *dq;
 546         if (alpha < (1.0f / 255.0f))
 547                 return;
 548         size = sizeof(*dq) + 4;
 549         if (r_refdef.drawqueuesize + size > MAX_DRAWQUEUE)
 550                 return;
 551         red = bound(0, red, 1);
 552         green = bound(0, green, 1);
 553         blue = bound(0, blue, 1);
 554         alpha = bound(0, alpha, 1);
 555         dq = (void *)(r_refdef.drawqueue + r_refdef.drawqueuesize);
 556         dq->size = size;
 557         dq->command = DRAWQUEUE_PIC;
 558         dq->flags = flags;
 559         dq->color = ((unsigned int) (red * 255.0f) << 24) | ((unsigned int) (green * 255.0f) << 16) | ((unsigned int) (blue * 255.0f) << 8) | ((unsigned int) (alpha * 255.0f));
 560         dq->x = x;
 561         dq->y = y;
 562         dq->scalex = w;
 563         dq->scaley = h;
 564         // empty pic name
 565         *((char *)(dq + 1)) = 0;
 566         r_refdef.drawqueuesize += dq->size;
 567 }
 568
 569 void DrawQ_Mesh (drawqueuemesh_t *mesh, int flags)
 570 {
 571         int size;
 572         void *p;
 573         drawqueue_t *dq;
 574         drawqueuemesh_t *m;
 575         size = sizeof(*dq);
 576         size += sizeof(drawqueuemesh_t);
 577         size += sizeof(int) * mesh->numindices;
 578         size += sizeof(float[3]) * mesh->numvertices;
 579         size += sizeof(float[2]) * mesh->numvertices;
 580         size += sizeof(float[4]) * mesh->numvertices;
 581         if (r_refdef.drawqueuesize + size > MAX_DRAWQUEUE)
 582                 return;
 583         dq = (void *)(r_refdef.drawqueue + r_refdef.drawqueuesize);
 584         dq->size = size;
 585         dq->command = DRAWQUEUE_MESH;
 586         dq->flags = flags;
 587         dq->color = 0;
 588         dq->x = 0;
 589         dq->y = 0;
 590         dq->scalex = 0;
 591         dq->scaley = 0;
 592         p = (void *)(dq + 1);
 593         m = p;p += sizeof(drawqueuemesh_t);
 594         m->numindices = mesh->numindices;
 595         m->numvertices = mesh->numvertices;
 596         m->texture = mesh->texture;
 597         m->indices   = p;memcpy(m->indices  , mesh->indices  , m->numindices  * sizeof(int     ));p += m->numindices  * sizeof(int     );
 598         m->vertices  = p;memcpy(m->vertices , mesh->vertices , m->numvertices * sizeof(float[3]));p += m->numvertices * sizeof(float[3]);
 599         m->texcoords = p;memcpy(m->texcoords, mesh->texcoords, m->numvertices * sizeof(float[2]));p += m->numvertices * sizeof(float[2]);
 600         m->colors    = p;memcpy(m->colors   , mesh->colors   , m->numvertices * sizeof(float[4]));p += m->numvertices * sizeof(float[4]);
 601         r_refdef.drawqueuesize += dq->size;
 602 }
 603
 604 /*
 605 ====================
 606 CalcFov
 607 ====================
 608 */
 609 float CalcFov (float fov_x, float width, float height)
 610 {
 611         // calculate vision size and alter by aspect, then convert back to angle
 612         return atan (height / (width / tan(fov_x/360*M_PI))) * 360 / M_PI;
 613 }
 614
 615 /*
 616 =================
 617 SCR_CalcRefdef
 618
 619 Must be called whenever vid changes
 620 Internal use only
 621 =================
 622 */
 623 static void SCR_CalcRefdef (void)
 624 {
 625         float size;
 626         int contents;
 627
 628 //========================================
 629
 630 // bound viewsize
 631         if (scr_viewsize.value < 30)
 632                 Cvar_Set ("viewsize","30");
 633         if (scr_viewsize.value > 120)
 634                 Cvar_Set ("viewsize","120");
 635
 636 // bound field of view
 637         if (scr_fov.value < 10)
 638                 Cvar_Set ("fov","10");
 639         if (scr_fov.value > 170)
 640                 Cvar_Set ("fov","170");
 641
 642 // intermission is always full screen
 643         if (cl.intermission)
 644         {
 645                 size = 1;
 646                 sb_lines = 0;
 647         }
 648         else
 649         {
 650                 if (scr_viewsize.value >= 120)
 651                         sb_lines = 0;           // no status bar at all
 652                 else if (scr_viewsize.value >= 110)
 653                         sb_lines = 24;          // no inventory
 654                 else
 655                         sb_lines = 24+16+8;
 656                 size = scr_viewsize.value * (1.0 / 100.0);
 657         }
 658
 659         if (size >= 1)
 660         {
 661                 r_refdef.width = vid.realwidth;
 662                 r_refdef.height = vid.realheight;
 663                 r_refdef.x = 0;
 664                 r_refdef.y = 0;
 665         }
 666         else
 667         {
 668                 r_refdef.width = vid.realwidth * size;
 669                 r_refdef.height = vid.realheight * size;
 670                 r_refdef.x = (vid.realwidth - r_refdef.width)/2;
 671                 r_refdef.y = (vid.realheight - r_refdef.height)/2;
 672         }
 673
 674         r_refdef.width = bound(0, r_refdef.width, vid.realwidth);
 675         r_refdef.height = bound(0, r_refdef.height, vid.realheight);
 676         r_refdef.x = bound(0, r_refdef.x, vid.realwidth - r_refdef.width) + vid.realx;
 677         r_refdef.y = bound(0, r_refdef.y, vid.realheight - r_refdef.height) + vid.realy;
 678
 679         // LordHavoc: viewzoom (zoom in for sniper rifles, etc)
 680         r_refdef.fov_x = scr_fov.value * cl.viewzoom;
 681         r_refdef.fov_y = CalcFov (r_refdef.fov_x, r_refdef.width, r_refdef.height);
 682
 683         if (cl.worldmodel)
 684         {
 685                 Mod_CheckLoaded(cl.worldmodel);
 686                 contents = Mod_PointInLeaf(r_refdef.vieworg, cl.worldmodel)->contents;
 687                 if (contents != CONTENTS_EMPTY && contents != CONTENTS_SOLID)
 688                 {
 689                         r_refdef.fov_x *= (sin(cl.time * 4.7) * 0.015 + 0.985);
 690                         r_refdef.fov_y *= (sin(cl.time * 3.0) * 0.015 + 0.985);
 691                 }
 692         }
 693 }
 694
 695 /*
 696 ==================
 697 SCR_ScreenShot_f
 698 ==================
 699 */
 700 void SCR_ScreenShot_f (void)
 701 {
 702         static int i = 0;
 703         char filename[16];
 704         char checkname[MAX_OSPATH];
 705 //
 706 // find a file name to save it to
 707 //
 708         for (; i<=9999 ; i++)
 709         {
 710                 sprintf (filename, "dp%04i.tga", i);
 711                 sprintf (checkname, "%s/%s", com_gamedir, filename);
 712                 if (Sys_FileTime(checkname) == -1)
 713                         break;  // file doesn't exist
 714         }
 715         if (i==10000)
 716         {
 717                 Con_Printf ("SCR_ScreenShot_f: Couldn't create a TGA file\n");
 718                 return;
 719         }
 720
 721         if (SCR_ScreenShot(filename, vid.realx, vid.realy, vid.realwidth, vid.realheight))
 722                 Con_Printf ("Wrote %s\n", filename);
 723         else
 724                 Con_Printf ("unable to write %s\n", filename);
 725 }
 726
 727 static int cl_avidemo_frame = 0;
 728
 729 void SCR_CaptureAVIDemo(void)
 730 {
 731         char filename[32];
 732         sprintf(filename, "dpavi%06d.tga", cl_avidemo_frame);
 733         if (SCR_ScreenShot(filename, vid.realx, vid.realy, vid.realwidth, vid.realheight))
 734                 cl_avidemo_frame++;
 735         else
 736         {
 737                 Cvar_SetValueQuick(&cl_avidemo, 0);
 738                 Con_Printf("avi saving failed on frame %i, out of disk space?  stopping avi demo catpure.\n", cl_avidemo_frame);
 739                 cl_avidemo_frame = 0;
 740         }
 741 }
 742
 743 /*
 744 ===============
 745 R_Envmap_f
 746
 747 Grab six views for environment mapping tests
 748 ===============
 749 */
 750 struct
 751 {
 752         float angles[3];
 753         char *name;
 754 }
 755 envmapinfo[6] =
 756 {
 757         {{  0,   0, 0}, "ft"},
 758         {{  0,  90, 0}, "rt"},
 759         {{  0, 180, 0}, "bk"},
 760         {{  0, 270, 0}, "lf"},
 761         {{-90,  90, 0}, "up"},
 762         {{ 90,  90, 0}, "dn"}
 763 };
 764
 765 static void R_Envmap_f (void)
 766 {
 767         int j, size;
 768         char filename[256], basename[256];
 769
 770         if (Cmd_Argc() != 3)
 771         {
 772                 Con_Printf ("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");
 773                 return;
 774         }
 775
 776         strcpy(basename, Cmd_Argv(1));
 777         size = atoi(Cmd_Argv(2));
 778         if (size != 128 && size != 256 && size != 512 && size != 1024)
 779         {
 780                 Con_Printf("envmap: size must be one of 128, 256, 512, or 1024\n");
 781                 return;
 782         }
 783         if (size > vid.realwidth || size > vid.realheight)
 784         {
 785                 Con_Printf("envmap: your resolution is not big enough to render that size\n");
 786                 return;
 787         }
 788
 789         envmap = true;
 790
 791         r_refdef.x = 0;
 792         r_refdef.y = 0;
 793         r_refdef.width = size;
 794         r_refdef.height = size;
 795
 796         r_refdef.fov_x = 90;
 797         r_refdef.fov_y = 90;
 798
 799         for (j = 0;j < 6;j++)
 800         {
 801                 sprintf(filename, "env/%s%s.tga", basename, envmapinfo[j].name);
 802                 VectorCopy(envmapinfo[j].angles, r_refdef.viewangles);
 803                 R_ClearScreen();
 804                 R_RenderView ();
 805                 SCR_ScreenShot(filename, vid.realx, vid.realy, size, size);
 806         }
 807
 808         envmap = false;
 809 }
 810
 811 //=============================================================================
 812
 813 // LordHavoc: SHOWLMP stuff
 814 #define SHOWLMP_MAXLABELS 256
 815 typedef struct showlmp_s
 816 {
 817         qboolean        isactive;
 818         float           x;
 819         float           y;
 820         char            label[32];
 821         char            pic[128];
 822 }
 823 showlmp_t;
 824
 825 showlmp_t showlmp[SHOWLMP_MAXLABELS];
 826
 827 void SHOWLMP_decodehide(void)
 828 {
 829         int i;
 830         qbyte *lmplabel;
 831         lmplabel = MSG_ReadString();
 832         for (i = 0;i < SHOWLMP_MAXLABELS;i++)
 833                 if (showlmp[i].isactive && strcmp(showlmp[i].label, lmplabel) == 0)
 834                 {
 835                         showlmp[i].isactive = false;
 836                         return;
 837                 }
 838 }
 839
 840 void SHOWLMP_decodeshow(void)
 841 {
 842         int i, k;
 843         qbyte lmplabel[256], picname[256];
 844         float x, y;
 845         strcpy(lmplabel,MSG_ReadString());
 846         strcpy(picname, MSG_ReadString());
 847         if (gamemode == GAME_NEHAHRA) // LordHavoc: nasty old legacy junk
 848         {
 849                 x = MSG_ReadByte();
 850                 y = MSG_ReadByte();
 851         }
 852         else
 853         {
 854                 x = MSG_ReadShort();
 855                 y = MSG_ReadShort();
 856         }
 857         k = -1;
 858         for (i = 0;i < SHOWLMP_MAXLABELS;i++)
 859                 if (showlmp[i].isactive)
 860                 {
 861                         if (strcmp(showlmp[i].label, lmplabel) == 0)
 862                         {
 863                                 k = i;
 864                                 break; // drop out to replace it
 865                         }
 866                 }
 867                 else if (k < 0) // find first empty one to replace
 868                         k = i;
 869         if (k < 0)
 870                 return; // none found to replace
 871         // change existing one
 872         showlmp[k].isactive = true;
 873         strcpy(showlmp[k].label, lmplabel);
 874         strcpy(showlmp[k].pic, picname);
 875         showlmp[k].x = x;
 876         showlmp[k].y = y;
 877 }
 878
 879 void SHOWLMP_drawall(void)
 880 {
 881         int i;
 882         if (cl.worldmodel)
 883                 for (i = 0;i < SHOWLMP_MAXLABELS;i++)
 884                         if (showlmp[i].isactive)
 885                                 DrawQ_Pic(showlmp[i].x, showlmp[i].y, showlmp[i].pic, 0, 0, 1, 1, 1, 1, 0);
 886 }
 887
 888 void SHOWLMP_clear(void)
 889 {
 890         int i;
 891         for (i = 0;i < SHOWLMP_MAXLABELS;i++)
 892                 showlmp[i].isactive = false;
 893 }
 894
 895 void CL_SetupScreenSize(void)
 896 {
 897         static float old2dresolution = -1;
 898
 899         VID_GetWindowSize (&vid.realx, &vid.realy, &vid.realwidth, &vid.realheight);
 900
 901         VID_UpdateGamma(false);
 902
 903         if (scr_2dresolution.value != old2dresolution)
 904         {
 905                 Cvar_SetValue("scr_2dresolution", bound(0.0f, scr_2dresolution.value, 1.0f));
 906                 old2dresolution = scr_2dresolution.value;
 907         }
 908
 909         if (vid.realwidth > 320)
 910         {
 911                 vid.conwidth = (vid.realwidth - 320) * scr_2dresolution.value + 320;
 912                 vid.conwidth = bound(320, vid.conwidth, vid.realwidth);
 913         }
 914         else
 915                 vid.conwidth = 320;
 916
 917         if (vid.realheight > 240)
 918         {
 919                 vid.conheight = (vid.realheight - 240) * scr_2dresolution.value + 240;
 920                 vid.conheight = bound(240, vid.conheight, vid.realheight);
 921         }
 922         else
 923                 vid.conheight = 240;
 924
 925         SCR_SetUpToDrawConsole();
 926
 927         // determine size of refresh window
 928         SCR_CalcRefdef();
 929 }
 930
 931 void CL_UpdateScreen(void)
 932 {
 933         if (!scr_initialized || !con_initialized)
 934                 return;                         // not initialized yet
 935
 936         if (cl_avidemo.integer)
 937                 SCR_CaptureAVIDemo();
 938         else
 939                 cl_avidemo_frame = 0;
 940
 941         R_TimeReport("other");
 942
 943         CL_SetupScreenSize();
 944
 945         DrawQ_Clear();
 946
 947         V_UpdateBlends();
 948         V_CalcRefdef ();
 949
 950         R_TimeReport("setup");
 951
 952         SCR_DrawNet ();
 953         SCR_DrawTurtle ();
 954         SCR_DrawPause ();
 955
 956         Sbar_Draw();
 957
 958         SCR_CheckDrawCenterString();
 959         SHOWLMP_drawall();
 960
 961         SCR_DrawConsole();
 962
 963         ui_draw();
 964
 965         if (scr_drawloading)
 966         {
 967                 scr_drawloading = false;
 968                 SCR_DrawLoading();
 969         }
 970
 971         CL_DrawVideo();
 972
 973         R_TimeReport("2d");
 974
 975         // add r_speeds text to queue
 976         R_TimeReport_End();
 977
 978         // start a new timing run
 979         R_TimeReport_Start();
 980
 981         // make menu fade everything else on the screen
 982         M_Draw();
 983
 984         SCR_UpdateScreen();
 985 }
 986
 987 void CL_Screen_NewMap(void)
 988 {
 989         SHOWLMP_clear();
 990 }
 991