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         if (key_dest == key_game && cls.signon != SIGNONS)
 241                 key_consoleactive |= KEY_CONSOLEACTIVE_FORCED;
 242         else
 243                 key_consoleactive &= ~KEY_CONSOLEACTIVE_FORCED;
 244
 245 // decide on the height of the console
 246         if (key_consoleactive & KEY_CONSOLEACTIVE_FORCED)
 247                 scr_conlines = vid.conheight; // full screen
 248         else if (key_consoleactive & KEY_CONSOLEACTIVE_USER)
 249                 scr_conlines = vid.conheight/2; // half screen
 250         else
 251                 scr_conlines = 0;                               // none visible
 252
 253         if (scr_conspeed.value)
 254         {
 255                 if (scr_conlines < scr_con_current)
 256                 {
 257                         scr_con_current -= scr_conspeed.value*host_realframetime;
 258                         if (scr_conlines > scr_con_current)
 259                                 scr_con_current = scr_conlines;
 260
 261                 }
 262                 else if (scr_conlines > scr_con_current)
 263                 {
 264                         scr_con_current += scr_conspeed.value*host_realframetime;
 265                         if (scr_conlines < scr_con_current)
 266                                 scr_con_current = scr_conlines;
 267                 }
 268         }
 269         else
 270                 scr_con_current = scr_conlines;
 271 }
 272
 273 /*
 274 ==================
 275 SCR_DrawConsole
 276 ==================
 277 */
 278 void SCR_DrawConsole (void)
 279 {
 280         if (scr_con_current)
 281         {
 282                 Con_DrawConsole (scr_con_current);
 283                 clearconsole = 0;
 284         }
 285         else
 286         {
 287                 if (key_dest == key_game || key_dest == key_message)
 288                         Con_DrawNotify ();      // only draw notify in game
 289         }
 290 }
 291
 292 /*
 293 ===============
 294 SCR_BeginLoadingPlaque
 295
 296 ================
 297 */
 298 void SCR_BeginLoadingPlaque (void)
 299 {
 300         if (scr_drawloading)
 301                 return;
 302
 303         S_StopAllSounds (true);
 304
 305         scr_drawloading = true;
 306         CL_UpdateScreen ();
 307         scr_drawloading = true;
 308         CL_UpdateScreen ();
 309 }
 310
 311 //=============================================================================
 312
 313 char r_speeds_string[1024];
 314 int speedstringcount, r_timereport_active;
 315 double r_timereport_temp = 0, r_timereport_current = 0, r_timereport_start = 0;
 316
 317 void R_TimeReport(char *desc)
 318 {
 319         char tempbuf[256];
 320         int length;
 321         int t;
 322
 323         if (!r_timereport_active)
 324                 return;
 325
 326         r_timereport_temp = r_timereport_current;
 327         r_timereport_current = Sys_DoubleTime();
 328         t = (int) ((r_timereport_current - r_timereport_temp) * 1000000.0);
 329
 330         sprintf(tempbuf, "%8i %s", t, desc);
 331         length = strlen(tempbuf);
 332         while (length < 20)
 333                 tempbuf[length++] = ' ';
 334         tempbuf[length] = 0;
 335         if (speedstringcount + length > (vid.conwidth / 8))
 336         {
 337                 strcat(r_speeds_string, "\n");
 338                 speedstringcount = 0;
 339         }
 340         // skip the space at the beginning if it's the first on the line
 341         if (speedstringcount == 0)
 342         {
 343                 strcat(r_speeds_string, tempbuf + 1);
 344                 speedstringcount = length - 1;
 345         }
 346         else
 347         {
 348                 strcat(r_speeds_string, tempbuf);
 349                 speedstringcount += length;
 350         }
 351 }
 352
 353 void R_TimeReport_Start(void)
 354 {
 355         r_timereport_active = r_speeds.integer && cls.signon == SIGNONS && cls.state == ca_connected;
 356         r_speeds_string[0] = 0;
 357         if (r_timereport_active)
 358         {
 359                 speedstringcount = 0;
 360                 AngleVectors (r_refdef.viewangles, vpn, NULL, NULL);
 361                 sprintf(r_speeds_string,
 362                         "org:'%+8.2f %+8.2f %+8.2f' ang:'%+4.0f %+4.0f %+4.0f' dir:'%+2.3f %+2.3f %+2.3f'\n"
 363                         "world:%6i faces%6i nodes%6i leafs%6i dlitwalls\n"
 364                         "%5i models%5i bmodels%5i sprites%6i particles%4i dlights\n"
 365                         "%6i modeltris%6i meshs%6i meshtris\n",
 366                         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],
 367                         c_faces, c_nodes, c_leafs, c_light_polys,
 368                         c_models, c_bmodels, c_sprites, c_particles, c_dlights,
 369                         c_alias_polys, c_meshs, c_meshtris);
 370
 371                 c_alias_polys = 0;
 372                 c_light_polys = 0;
 373                 c_faces = 0;
 374                 c_nodes = 0;
 375                 c_leafs = 0;
 376                 c_models = 0;
 377                 c_bmodels = 0;
 378                 c_sprites = 0;
 379                 c_particles = 0;
 380
 381                 r_timereport_start = Sys_DoubleTime();
 382         }
 383 }
 384
 385 void R_TimeReport_End(void)
 386 {
 387         r_timereport_current = r_timereport_start;
 388         R_TimeReport("total");
 389
 390         if (r_timereport_active)
 391         {
 392                 int i, j, lines, y;
 393                 lines = 1;
 394                 for (i = 0;r_speeds_string[i];i++)
 395                         if (r_speeds_string[i] == '\n')
 396                                 lines++;
 397                 y = vid.conheight - sb_lines - lines * 8;
 398                 i = j = 0;
 399                 DrawQ_Fill(0, y, vid.conwidth, lines * 8, 0, 0, 0, 0.5, 0);
 400                 while (r_speeds_string[i])
 401                 {
 402                         j = i;
 403                         while (r_speeds_string[i] && r_speeds_string[i] != '\n')
 404                                 i++;
 405                         if (i - j > 0)
 406                                 DrawQ_String(0, y, r_speeds_string + j, i - j, 8, 8, 1, 1, 1, 1, 0);
 407                         if (r_speeds_string[i] == '\n')
 408                                 i++;
 409                         y += 8;
 410                 }
 411         }
 412 }
 413
 414 /*
 415 =================
 416 SCR_SizeUp_f
 417
 418 Keybinding command
 419 =================
 420 */
 421 void SCR_SizeUp_f (void)
 422 {
 423         Cvar_SetValue ("viewsize",scr_viewsize.value+10);
 424 }
 425
 426
 427 /*
 428 =================
 429 SCR_SizeDown_f
 430
 431 Keybinding command
 432 =================
 433 */
 434 void SCR_SizeDown_f (void)
 435 {
 436         Cvar_SetValue ("viewsize",scr_viewsize.value-10);
 437 }
 438
 439 void CL_Screen_Init(void)
 440 {
 441         qpic_t *dat;
 442
 443         Cvar_RegisterVariable (&scr_fov);
 444         Cvar_RegisterVariable (&scr_viewsize);
 445         Cvar_RegisterVariable (&scr_conspeed);
 446         Cvar_RegisterVariable (&scr_showram);
 447         Cvar_RegisterVariable (&scr_showturtle);
 448         Cvar_RegisterVariable (&scr_showpause);
 449         Cvar_RegisterVariable (&scr_centertime);
 450         Cvar_RegisterVariable (&scr_printspeed);
 451         Cvar_RegisterVariable (&scr_2dresolution);
 452         Cvar_RegisterVariable (&cl_avidemo);
 453
 454         Cmd_AddCommand ("sizeup",SCR_SizeUp_f);
 455         Cmd_AddCommand ("sizedown",SCR_SizeDown_f);
 456         Cmd_AddCommand ("screenshot",SCR_ScreenShot_f);
 457         Cmd_AddCommand ("envmap", R_Envmap_f);
 458
 459         scr_initialized = true;
 460
 461         // HACK HACK HACK
 462         // load the image data for the player image in the config menu
 463         dat = (qpic_t *)COM_LoadFile ("gfx/menuplyr.lmp", false);
 464         if (!dat)
 465                 Sys_Error("unable to load gfx/menuplyr.lmp");
 466         SwapPic (dat);
 467
 468         if (dat->width*dat->height <= 4096)
 469                 memcpy (menuplyr_pixels, dat->data, dat->width * dat->height);
 470         else
 471                 Con_Printf("gfx/menuplyr.lmp larger than 4k buffer");
 472         Mem_Free(dat);
 473 }
 474
 475 void DrawQ_Clear(void)
 476 {
 477         r_refdef.drawqueuesize = 0;
 478 }
 479
 480 void DrawQ_Pic(float x, float y, char *picname, float width, float height, float red, float green, float blue, float alpha, int flags)
 481 {
 482         int size;
 483         drawqueue_t *dq;
 484         if (alpha < (1.0f / 255.0f) || !picname || !picname[0])
 485                 return;
 486         size = sizeof(*dq) + ((strlen(picname) + 1 + 3) & ~3);
 487         if (r_refdef.drawqueuesize + size > r_refdef.maxdrawqueuesize)
 488                 return;
 489         red = bound(0, red, 1);
 490         green = bound(0, green, 1);
 491         blue = bound(0, blue, 1);
 492         alpha = bound(0, alpha, 1);
 493         dq = (void *)(r_refdef.drawqueue + r_refdef.drawqueuesize);
 494         dq->size = size;
 495         dq->command = DRAWQUEUE_PIC;
 496         dq->flags = flags;
 497         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));
 498         dq->x = x;
 499         dq->y = y;
 500         // if these are not zero, they override the pic's size
 501         dq->scalex = width;
 502         dq->scaley = height;
 503         strcpy((char *)(dq + 1), picname);
 504         r_refdef.drawqueuesize += dq->size;
 505 }
 506
 507 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)
 508 {
 509         int size, len;
 510         drawqueue_t *dq;
 511         char *out;
 512         if (alpha < (1.0f / 255.0f))
 513                 return;
 514         if (maxlen < 1)
 515                 len = strlen(string);
 516         else
 517                 for (len = 0;len < maxlen && string[len];len++);
 518         for (;len > 0 && string[0] == ' ';string++, x += scalex, len--);
 519         for (;len > 0 && string[len - 1] == ' ';len--);
 520         if (len < 1)
 521                 return;
 522         if (x >= vid.conwidth || y >= vid.conheight || x < (-scalex * maxlen) || y < (-scaley))
 523                 return;
 524         size = sizeof(*dq) + ((len + 1 + 3) & ~3);
 525         if (r_refdef.drawqueuesize + size > r_refdef.maxdrawqueuesize)
 526                 return;
 527         red = bound(0, red, 1);
 528         green = bound(0, green, 1);
 529         blue = bound(0, blue, 1);
 530         alpha = bound(0, alpha, 1);
 531         dq = (void *)(r_refdef.drawqueue + r_refdef.drawqueuesize);
 532         dq->size = size;
 533         dq->command = DRAWQUEUE_STRING;
 534         dq->flags = flags;
 535         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));
 536         dq->x = x;
 537         dq->y = y;
 538         dq->scalex = scalex;
 539         dq->scaley = scaley;
 540         out = (char *)(dq + 1);
 541         memcpy(out, string, len);
 542         out[len] = 0;
 543         r_refdef.drawqueuesize += dq->size;
 544 }
 545
 546 void DrawQ_Fill (float x, float y, float w, float h, float red, float green, float blue, float alpha, int flags)
 547 {
 548         int size;
 549         drawqueue_t *dq;
 550         if (alpha < (1.0f / 255.0f))
 551                 return;
 552         size = sizeof(*dq) + 4;
 553         if (r_refdef.drawqueuesize + size > r_refdef.maxdrawqueuesize)
 554                 return;
 555         red = bound(0, red, 1);
 556         green = bound(0, green, 1);
 557         blue = bound(0, blue, 1);
 558         alpha = bound(0, alpha, 1);
 559         dq = (void *)(r_refdef.drawqueue + r_refdef.drawqueuesize);
 560         dq->size = size;
 561         dq->command = DRAWQUEUE_PIC;
 562         dq->flags = flags;
 563         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));
 564         dq->x = x;
 565         dq->y = y;
 566         dq->scalex = w;
 567         dq->scaley = h;
 568         // empty pic name
 569         *((char *)(dq + 1)) = 0;
 570         r_refdef.drawqueuesize += dq->size;
 571 }
 572
 573 void DrawQ_Mesh (drawqueuemesh_t *mesh, int flags)
 574 {
 575         int size;
 576         void *p;
 577         drawqueue_t *dq;
 578         drawqueuemesh_t *m;
 579         size = sizeof(*dq);
 580         size += sizeof(drawqueuemesh_t);
 581         size += sizeof(int) * mesh->numindices;
 582         size += sizeof(float[3]) * mesh->numvertices;
 583         size += sizeof(float[2]) * mesh->numvertices;
 584         size += sizeof(float[4]) * mesh->numvertices;
 585         if (r_refdef.drawqueuesize + size > r_refdef.maxdrawqueuesize)
 586                 return;
 587         dq = (void *)(r_refdef.drawqueue + r_refdef.drawqueuesize);
 588         dq->size = size;
 589         dq->command = DRAWQUEUE_MESH;
 590         dq->flags = flags;
 591         dq->color = 0;
 592         dq->x = 0;
 593         dq->y = 0;
 594         dq->scalex = 0;
 595         dq->scaley = 0;
 596         p = (void *)(dq + 1);
 597         m = p;(qbyte *)p += sizeof(drawqueuemesh_t);
 598         m->numindices = mesh->numindices;
 599         m->numvertices = mesh->numvertices;
 600         m->texture = mesh->texture;
 601         m->indices   = p;memcpy(m->indices  , mesh->indices  , m->numindices  * sizeof(int     ));(qbyte *)p += m->numindices  * sizeof(int     );
 602         m->vertices  = p;memcpy(m->vertices , mesh->vertices , m->numvertices * sizeof(float[3]));(qbyte *)p += m->numvertices * sizeof(float[3]);
 603         m->texcoords = p;memcpy(m->texcoords, mesh->texcoords, m->numvertices * sizeof(float[2]));(qbyte *)p += m->numvertices * sizeof(float[2]);
 604         m->colors    = p;memcpy(m->colors   , mesh->colors   , m->numvertices * sizeof(float[4]));(qbyte *)p += m->numvertices * sizeof(float[4]);
 605         r_refdef.drawqueuesize += dq->size;
 606 }
 607
 608 /*
 609 ====================
 610 CalcFov
 611 ====================
 612 */
 613 float CalcFov (float fov_x, float width, float height)
 614 {
 615         // calculate vision size and alter by aspect, then convert back to angle
 616         return atan (height / (width / tan(fov_x/360*M_PI))) * 360 / M_PI;
 617 }
 618
 619 /*
 620 =================
 621 SCR_CalcRefdef
 622
 623 Must be called whenever vid changes
 624 Internal use only
 625 =================
 626 */
 627 static void SCR_CalcRefdef (void)
 628 {
 629         float size;
 630         int contents;
 631
 632 //========================================
 633
 634 // bound viewsize
 635         if (scr_viewsize.value < 30)
 636                 Cvar_Set ("viewsize","30");
 637         if (scr_viewsize.value > 120)
 638                 Cvar_Set ("viewsize","120");
 639
 640 // bound field of view
 641         if (scr_fov.value < 10)
 642                 Cvar_Set ("fov","10");
 643         if (scr_fov.value > 170)
 644                 Cvar_Set ("fov","170");
 645
 646 // intermission is always full screen
 647         if (cl.intermission)
 648         {
 649                 size = 1;
 650                 sb_lines = 0;
 651         }
 652         else
 653         {
 654                 if (scr_viewsize.value >= 120)
 655                         sb_lines = 0;           // no status bar at all
 656                 else if (scr_viewsize.value >= 110)
 657                         sb_lines = 24;          // no inventory
 658                 else
 659                         sb_lines = 24+16+8;
 660                 size = scr_viewsize.value * (1.0 / 100.0);
 661         }
 662
 663         if (size >= 1)
 664         {
 665                 r_refdef.width = vid.realwidth;
 666                 r_refdef.height = vid.realheight;
 667                 r_refdef.x = 0;
 668                 r_refdef.y = 0;
 669         }
 670         else
 671         {
 672                 r_refdef.width = vid.realwidth * size;
 673                 r_refdef.height = vid.realheight * size;
 674                 r_refdef.x = (vid.realwidth - r_refdef.width)/2;
 675                 r_refdef.y = (vid.realheight - r_refdef.height)/2;
 676         }
 677
 678         r_refdef.width = bound(0, r_refdef.width, vid.realwidth);
 679         r_refdef.height = bound(0, r_refdef.height, vid.realheight);
 680         r_refdef.x = bound(0, r_refdef.x, vid.realwidth - r_refdef.width) + vid.realx;
 681         r_refdef.y = bound(0, r_refdef.y, vid.realheight - r_refdef.height) + vid.realy;
 682
 683         // LordHavoc: viewzoom (zoom in for sniper rifles, etc)
 684         r_refdef.fov_x = scr_fov.value * cl.viewzoom;
 685         r_refdef.fov_y = CalcFov (r_refdef.fov_x, r_refdef.width, r_refdef.height);
 686
 687         if (cl.worldmodel)
 688         {
 689                 Mod_CheckLoaded(cl.worldmodel);
 690                 contents = Mod_PointContents(r_refdef.vieworg, cl.worldmodel);
 691                 if (contents != CONTENTS_EMPTY && contents != CONTENTS_SOLID)
 692                 {
 693                         r_refdef.fov_x *= (sin(cl.time * 4.7) * 0.015 + 0.985);
 694                         r_refdef.fov_y *= (sin(cl.time * 3.0) * 0.015 + 0.985);
 695                 }
 696         }
 697 }
 698
 699 /*
 700 ==================
 701 SCR_ScreenShot_f
 702 ==================
 703 */
 704 void SCR_ScreenShot_f (void)
 705 {
 706         static int i = 0;
 707         char filename[16];
 708         char checkname[MAX_OSPATH];
 709 //
 710 // find a file name to save it to
 711 //
 712         for (; i<=9999 ; i++)
 713         {
 714                 sprintf (filename, "dp%04i.tga", i);
 715                 sprintf (checkname, "%s/%s", com_gamedir, filename);
 716                 if (Sys_FileTime(checkname) == -1)
 717                         break;  // file doesn't exist
 718         }
 719         if (i==10000)
 720         {
 721                 Con_Printf ("SCR_ScreenShot_f: Couldn't create a TGA file\n");
 722                 return;
 723         }
 724
 725         if (SCR_ScreenShot(filename, vid.realx, vid.realy, vid.realwidth, vid.realheight))
 726                 Con_Printf ("Wrote %s\n", filename);
 727         else
 728                 Con_Printf ("unable to write %s\n", filename);
 729 }
 730
 731 static int cl_avidemo_frame = 0;
 732
 733 void SCR_CaptureAVIDemo(void)
 734 {
 735         char filename[32];
 736         sprintf(filename, "dpavi%06d.tga", cl_avidemo_frame);
 737         if (SCR_ScreenShot(filename, vid.realx, vid.realy, vid.realwidth, vid.realheight))
 738                 cl_avidemo_frame++;
 739         else
 740         {
 741                 Cvar_SetValueQuick(&cl_avidemo, 0);
 742                 Con_Printf("avi saving failed on frame %i, out of disk space?  stopping avi demo catpure.\n", cl_avidemo_frame);
 743                 cl_avidemo_frame = 0;
 744         }
 745 }
 746
 747 /*
 748 ===============
 749 R_Envmap_f
 750
 751 Grab six views for environment mapping tests
 752 ===============
 753 */
 754 struct
 755 {
 756         float angles[3];
 757         char *name;
 758 }
 759 envmapinfo[6] =
 760 {
 761         {{  0,   0, 0}, "ft"},
 762         {{  0,  90, 0}, "rt"},
 763         {{  0, 180, 0}, "bk"},
 764         {{  0, 270, 0}, "lf"},
 765         {{-90,  90, 0}, "up"},
 766         {{ 90,  90, 0}, "dn"}
 767 };
 768
 769 static void R_Envmap_f (void)
 770 {
 771         int j, size;
 772         char filename[256], basename[256];
 773
 774         if (Cmd_Argc() != 3)
 775         {
 776                 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");
 777                 return;
 778         }
 779
 780         strcpy(basename, Cmd_Argv(1));
 781         size = atoi(Cmd_Argv(2));
 782         if (size != 128 && size != 256 && size != 512 && size != 1024)
 783         {
 784                 Con_Printf("envmap: size must be one of 128, 256, 512, or 1024\n");
 785                 return;
 786         }
 787         if (size > vid.realwidth || size > vid.realheight)
 788         {
 789                 Con_Printf("envmap: your resolution is not big enough to render that size\n");
 790                 return;
 791         }
 792
 793         envmap = true;
 794
 795         r_refdef.x = 0;
 796         r_refdef.y = 0;
 797         r_refdef.width = size;
 798         r_refdef.height = size;
 799
 800         r_refdef.fov_x = 90;
 801         r_refdef.fov_y = 90;
 802
 803         for (j = 0;j < 6;j++)
 804         {
 805                 sprintf(filename, "env/%s%s.tga", basename, envmapinfo[j].name);
 806                 VectorCopy(envmapinfo[j].angles, r_refdef.viewangles);
 807                 R_ClearScreen();
 808                 R_RenderView ();
 809                 SCR_ScreenShot(filename, vid.realx, vid.realy, size, size);
 810         }
 811
 812         envmap = false;
 813 }
 814
 815 //=============================================================================
 816
 817 // LordHavoc: SHOWLMP stuff
 818 #define SHOWLMP_MAXLABELS 256
 819 typedef struct showlmp_s
 820 {
 821         qboolean        isactive;
 822         float           x;
 823         float           y;
 824         char            label[32];
 825         char            pic[128];
 826 }
 827 showlmp_t;
 828
 829 showlmp_t showlmp[SHOWLMP_MAXLABELS];
 830
 831 void SHOWLMP_decodehide(void)
 832 {
 833         int i;
 834         qbyte *lmplabel;
 835         lmplabel = MSG_ReadString();
 836         for (i = 0;i < SHOWLMP_MAXLABELS;i++)
 837                 if (showlmp[i].isactive && strcmp(showlmp[i].label, lmplabel) == 0)
 838                 {
 839                         showlmp[i].isactive = false;
 840                         return;
 841                 }
 842 }
 843
 844 void SHOWLMP_decodeshow(void)
 845 {
 846         int i, k;
 847         qbyte lmplabel[256], picname[256];
 848         float x, y;
 849         strcpy(lmplabel,MSG_ReadString());
 850         strcpy(picname, MSG_ReadString());
 851         if (gamemode == GAME_NEHAHRA) // LordHavoc: nasty old legacy junk
 852         {
 853                 x = MSG_ReadByte();
 854                 y = MSG_ReadByte();
 855         }
 856         else
 857         {
 858                 x = MSG_ReadShort();
 859                 y = MSG_ReadShort();
 860         }
 861         k = -1;
 862         for (i = 0;i < SHOWLMP_MAXLABELS;i++)
 863                 if (showlmp[i].isactive)
 864                 {
 865                         if (strcmp(showlmp[i].label, lmplabel) == 0)
 866                         {
 867                                 k = i;
 868                                 break; // drop out to replace it
 869                         }
 870                 }
 871                 else if (k < 0) // find first empty one to replace
 872                         k = i;
 873         if (k < 0)
 874                 return; // none found to replace
 875         // change existing one
 876         showlmp[k].isactive = true;
 877         strcpy(showlmp[k].label, lmplabel);
 878         strcpy(showlmp[k].pic, picname);
 879         showlmp[k].x = x;
 880         showlmp[k].y = y;
 881 }
 882
 883 void SHOWLMP_drawall(void)
 884 {
 885         int i;
 886         for (i = 0;i < SHOWLMP_MAXLABELS;i++)
 887                 if (showlmp[i].isactive)
 888                         DrawQ_Pic(showlmp[i].x, showlmp[i].y, showlmp[i].pic, 0, 0, 1, 1, 1, 1, 0);
 889 }
 890
 891 void SHOWLMP_clear(void)
 892 {
 893         int i;
 894         for (i = 0;i < SHOWLMP_MAXLABELS;i++)
 895                 showlmp[i].isactive = false;
 896 }
 897
 898 void CL_SetupScreenSize(void)
 899 {
 900         static float old2dresolution = -1;
 901
 902         VID_GetWindowSize (&vid.realx, &vid.realy, &vid.realwidth, &vid.realheight);
 903
 904         VID_UpdateGamma(false);
 905
 906         if (scr_2dresolution.value != old2dresolution)
 907         {
 908                 Cvar_SetValue("scr_2dresolution", bound(0.0f, scr_2dresolution.value, 1.0f));
 909                 old2dresolution = scr_2dresolution.value;
 910         }
 911
 912         if (vid.realwidth > 320)
 913         {
 914                 vid.conwidth = (vid.realwidth - 320) * scr_2dresolution.value + 320;
 915                 vid.conwidth = bound(320, vid.conwidth, vid.realwidth);
 916         }
 917         else
 918                 vid.conwidth = 320;
 919
 920         if (vid.realheight > 240)
 921         {
 922                 vid.conheight = (vid.realheight - 240) * scr_2dresolution.value + 240;
 923                 vid.conheight = bound(240, vid.conheight, vid.realheight);
 924         }
 925         else
 926                 vid.conheight = 240;
 927
 928         SCR_SetUpToDrawConsole();
 929
 930         // determine size of refresh window
 931         SCR_CalcRefdef();
 932 }
 933
 934 void CL_UpdateScreen(void)
 935 {
 936         if (!scr_initialized || !con_initialized || vid_hidden)
 937                 return;                         // not initialized yet
 938
 939         if (cl_avidemo.integer)
 940                 SCR_CaptureAVIDemo();
 941         else
 942                 cl_avidemo_frame = 0;
 943
 944         if (cls.signon == SIGNONS)
 945                 R_TimeReport("other");
 946
 947         CL_SetupScreenSize();
 948
 949         DrawQ_Clear();
 950
 951         V_UpdateBlends();
 952         V_CalcRefdef ();
 953
 954         if (cls.signon == SIGNONS)
 955                 R_TimeReport("setup");
 956
 957         //FIXME: force menu if nothing else to look at?
 958         //if (key_dest == key_game && cls.signon != SIGNONS && cls.state == ca_disconnected)
 959
 960         if (scr_drawloading)
 961         {
 962                 scr_drawloading = false;
 963                 SCR_DrawLoading();
 964         }
 965         else
 966         {
 967                 if (cls.signon == SIGNONS)
 968                 {
 969                         SCR_DrawNet ();
 970                         SCR_DrawTurtle ();
 971                         SCR_DrawPause ();
 972                         Sbar_Draw();
 973                         SHOWLMP_drawall();
 974                         SCR_CheckDrawCenterString();
 975                 }
 976                 ui_draw();
 977                 CL_DrawVideo();
 978                 M_Draw();
 979                 if (cls.signon == SIGNONS)
 980                 {
 981                         R_TimeReport("2d");
 982                         R_TimeReport_End();
 983                         R_TimeReport_Start();
 984                 }
 985         }
 986         SCR_DrawConsole();
 987
 988         SCR_UpdateScreen();
 989 }
 990
 991 void CL_Screen_NewMap(void)
 992 {
 993         SHOWLMP_clear();
 994 }
 995