added cl_particles_blood_size_min, cl_particles_blood_size_max, and cl_particles_bloo...
[divverent/darkplaces.git] / cl_screen.c
1
2 #include "quakedef.h"
3
4 cvar_t scr_viewsize = {CVAR_SAVE, "viewsize","100"};
5 cvar_t scr_fov = {CVAR_SAVE, "fov","90"};       // 10 - 170
6 cvar_t scr_conspeed = {CVAR_SAVE, "scr_conspeed","900"}; // LordHavoc: quake used 300
7 cvar_t scr_centertime = {0, "scr_centertime","2"};
8 cvar_t scr_showram = {CVAR_SAVE, "showram","1"};
9 cvar_t scr_showturtle = {CVAR_SAVE, "showturtle","0"};
10 cvar_t scr_showpause = {CVAR_SAVE, "showpause","1"};
11 cvar_t scr_printspeed = {0, "scr_printspeed","8"};
12 cvar_t scr_2dresolution = {CVAR_SAVE, "scr_2dresolution", "1"};
13
14 qboolean        scr_initialized;                // ready to draw
15
16 float           scr_con_current;
17 float           scr_conlines;           // lines of console to display
18
19 int                     clearconsole;
20 int                     clearnotify;
21
22 //qboolean      scr_disabled_for_loading;
23 qboolean        scr_drawloading = false;
24 //float         scr_disabled_time;
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         if (scr_centertime_off <= 0 && !cl.intermission)
133                 return;
134         if (key_dest != key_game)
135                 return;
136
137         SCR_DrawCenterString ();
138 }
139
140 /*
141 ==============
142 SCR_DrawRam
143 ==============
144 */
145 void SCR_DrawRam (void)
146 {
147 //      if (!scr_showram.integer)
148 //              return;
149 //      DrawQ_Pic (32, 0, "ram", 0, 0, 1, 1, 1, 1, 0);
150 }
151
152 /*
153 ==============
154 SCR_DrawTurtle
155 ==============
156 */
157 void SCR_DrawTurtle (void)
158 {
159         static int      count;
160
161         if (cls.state != ca_connected)
162                 return;
163
164         if (!scr_showturtle.integer)
165                 return;
166
167         if (host_frametime < 0.1)
168         {
169                 count = 0;
170                 return;
171         }
172
173         count++;
174         if (count < 3)
175                 return;
176
177         DrawQ_Pic (0, 0, "turtle", 0, 0, 1, 1, 1, 1, 0);
178 }
179
180 /*
181 ==============
182 SCR_DrawNet
183 ==============
184 */
185 void SCR_DrawNet (void)
186 {
187         if (cls.state != ca_connected)
188                 return;
189         if (realtime - cl.last_received_message < 0.3)
190                 return;
191         if (cls.demoplayback)
192                 return;
193
194         DrawQ_Pic (64, 0, "net", 0, 0, 1, 1, 1, 1, 0);
195 }
196
197 /*
198 ==============
199 DrawPause
200 ==============
201 */
202 void SCR_DrawPause (void)
203 {
204         cachepic_t      *pic;
205
206         if (cls.state != ca_connected)
207                 return;
208
209         if (!scr_showpause.integer)             // turn off for screenshots
210                 return;
211
212         if (!cl.paused)
213                 return;
214
215         pic = Draw_CachePic ("gfx/pause.lmp");
216         DrawQ_Pic ((vid.conwidth - pic->width)/2, (vid.conheight - pic->height)/2, "gfx/pause.lmp", 0, 0, 1, 1, 1, 1, 0);
217 }
218
219
220
221 /*
222 ==============
223 SCR_DrawLoading
224 ==============
225 */
226 void SCR_DrawLoading (void)
227 {
228         cachepic_t      *pic;
229
230         //if (!scr_drawloading)
231         //      return;
232
233         pic = Draw_CachePic ("gfx/loading.lmp");
234         DrawQ_Pic ((vid.conwidth - pic->width)/2, (vid.conheight - pic->height)/2, "gfx/loading.lmp", 0, 0, 1, 1, 1, 1, 0);
235 }
236
237
238
239 //=============================================================================
240
241
242 /*
243 ==================
244 SCR_SetUpToDrawConsole
245 ==================
246 */
247 void SCR_SetUpToDrawConsole (void)
248 {
249         Con_CheckResize ();
250
251 // decide on the height of the console
252         con_forcedup = !cl.worldmodel || cls.signon != SIGNONS;
253
254         if (con_forcedup)
255         {
256                 scr_conlines = vid.conheight;           // full screen
257                 scr_con_current = scr_conlines;
258         }
259         else if (key_dest == key_console)
260                 scr_conlines = vid.conheight/2; // half screen
261         else
262                 scr_conlines = 0;                               // none visible
263
264         if (scr_conlines < scr_con_current)
265         {
266                 scr_con_current -= scr_conspeed.value*host_realframetime;
267                 if (scr_conlines > scr_con_current)
268                         scr_con_current = scr_conlines;
269
270         }
271         else if (scr_conlines > scr_con_current)
272         {
273                 scr_con_current += scr_conspeed.value*host_realframetime;
274                 if (scr_conlines < scr_con_current)
275                         scr_con_current = scr_conlines;
276         }
277 }
278
279 /*
280 ==================
281 SCR_DrawConsole
282 ==================
283 */
284 void SCR_DrawConsole (void)
285 {
286         if (scr_con_current)
287         {
288                 Con_DrawConsole (scr_con_current);
289                 clearconsole = 0;
290         }
291         else
292         {
293                 if (key_dest == key_game || key_dest == key_message)
294                         Con_DrawNotify ();      // only draw notify in game
295         }
296 }
297
298 /*
299 ===============
300 SCR_BeginLoadingPlaque
301
302 ================
303 */
304 void SCR_BeginLoadingPlaque (void)
305 {
306         if (scr_drawloading)
307                 return;
308
309         S_StopAllSounds (true);
310
311 //      if (cls.state != ca_connected)
312 //              return;
313 //      if (cls.signon != SIGNONS)
314 //              return;
315
316 // redraw with no console and the loading plaque
317 //      Con_ClearNotify ();
318 //      scr_centertime_off = 0;
319 //      scr_con_current = 0;
320
321         scr_drawloading = true;
322         CL_UpdateScreen ();
323         scr_drawloading = true;
324         CL_UpdateScreen ();
325         //scr_drawloading = false;
326
327 //      scr_disabled_for_loading = true;
328 //      scr_disabled_time = realtime;
329 }
330
331 /*
332 ===============
333 SCR_EndLoadingPlaque
334
335 ================
336 */
337 void SCR_EndLoadingPlaque (void)
338 {
339         /*
340         if (!scr_drawloading)
341                 return;
342
343 //      scr_disabled_for_loading = false;
344         scr_drawloading = false;
345         Con_ClearNotify ();
346         */
347 }
348
349 //=============================================================================
350
351 char    *scr_notifystring;
352
353 void SCR_DrawNotifyString (void)
354 {
355         char    *start;
356         int             l;
357         int             x, y;
358
359         start = scr_notifystring;
360
361         y = vid.conheight*0.35;
362
363         do
364         {
365         // scan the width of the line
366                 for (l=0 ; l<40 ; l++)
367                         if (start[l] == '\n' || !start[l])
368                                 break;
369                 x = (vid.conwidth - l*8)/2;
370                 DrawQ_String (x, y, start, l, 8, 8, 1, 1, 1, 1, 0);
371
372                 y += 8;
373
374                 while (*start && *start != '\n')
375                         start++;
376
377                 if (!*start)
378                         break;
379                 start++;                // skip the \n
380         }
381         while (1);
382 }
383
384 char r_speeds_string[1024];
385 int speedstringcount, r_timereport_active;
386 double r_timereport_temp = 0, r_timereport_current = 0, r_timereport_start = 0;
387
388 void R_TimeReport(char *desc)
389 {
390         char tempbuf[256];
391         int length;
392         int t;
393
394         if (!r_timereport_active)
395                 return;
396
397         r_timereport_temp = r_timereport_current;
398         r_timereport_current = Sys_DoubleTime();
399         t = (int) ((r_timereport_current - r_timereport_temp) * 1000000.0);
400
401         sprintf(tempbuf, "%8i %s", t, desc);
402         length = strlen(tempbuf);
403         while (length < 20)
404                 tempbuf[length++] = ' ';
405         tempbuf[length] = 0;
406         if (speedstringcount + length > (vid.conwidth / 8))
407         {
408                 strcat(r_speeds_string, "\n");
409                 speedstringcount = 0;
410         }
411         // skip the space at the beginning if it's the first on the line
412         if (speedstringcount == 0)
413         {
414                 strcat(r_speeds_string, tempbuf + 1);
415                 speedstringcount = length - 1;
416         }
417         else
418         {
419                 strcat(r_speeds_string, tempbuf);
420                 speedstringcount += length;
421         }
422 }
423
424 void R_TimeReport_Start(void)
425 {
426         r_timereport_active = r_speeds.integer && cl.worldmodel && cls.state == ca_connected;
427         r_speeds_string[0] = 0;
428         if (r_timereport_active)
429         {
430                 speedstringcount = 0;
431                 AngleVectors (r_refdef.viewangles, vpn, NULL, NULL);
432                 //sprintf(r_speeds_string, "org:'%c%6.2f %c%6.2f %c%6.2f' ang:'%c%3.0f %c%3.0f %c%3.0f' dir:'%c%2.3f %c%2.3f %c%2.3f'\n%6i walls %6i dlitwalls %7i modeltris %7i meshtris\nBSP: %6i faces %6i nodes %6i leafs\n%4i models %4i bmodels %4i sprites %5i particles %3i dlights\n",
433                 //      r_refdef.vieworg[0] < 0 ? '-' : ' ', fabs(r_refdef.vieworg[0]), r_refdef.vieworg[1] < 0 ? '-' : ' ', fabs(r_refdef.vieworg[1]), r_refdef.vieworg[2] < 0 ? '-' : ' ', fabs(r_refdef.vieworg[2]),
434                 //      r_refdef.viewangles[0] < 0 ? '-' : ' ', fabs(r_refdef.viewangles[0]), r_refdef.viewangles[1] < 0 ? '-' : ' ', fabs(r_refdef.viewangles[1]), r_refdef.viewangles[2] < 0 ? '-' : ' ', fabs(r_refdef.viewangles[2]),
435                 //      vpn[0] < 0 ? '-' : ' ', fabs(vpn[0]), vpn[1] < 0 ? '-' : ' ', fabs(vpn[1]), vpn[2] < 0 ? '-' : ' ', fabs(vpn[2]),
436                 sprintf(r_speeds_string,
437                         "org:'%+8.2f %+8.2f %+8.2f' ang:'%+4.0f %+4.0f %+4.0f' dir:'%+2.3f %+2.3f %+2.3f'\n"
438                         "world:%6i faces%6i nodes%6i leafs%6i walls%6i dlitwalls\n"
439                         "%5i models%5i bmodels%5i sprites%6i particles%4i dlights\n"
440                         "%6i modeltris%6i transmeshs%6i transtris%6i meshs%6i meshtris\n",
441                         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],
442                         c_faces, c_nodes, c_leafs, c_brush_polys, c_light_polys,
443                         c_models, c_bmodels, c_sprites, c_particles, c_dlights,
444                         c_alias_polys, c_transmeshs, c_transtris, c_meshs, c_meshtris);
445
446                 c_brush_polys = 0;
447                 c_alias_polys = 0;
448                 c_light_polys = 0;
449                 c_faces = 0;
450                 c_nodes = 0;
451                 c_leafs = 0;
452                 c_models = 0;
453                 c_bmodels = 0;
454                 c_sprites = 0;
455                 c_particles = 0;
456         //      c_dlights = 0;
457
458                 r_timereport_start = Sys_DoubleTime();
459         }
460 }
461
462 void R_TimeReport_End(void)
463 {
464         r_timereport_current = r_timereport_start;
465         R_TimeReport("total");
466
467         if (r_timereport_active)
468         {
469                 int i, j, lines, y;
470                 lines = 1;
471                 for (i = 0;r_speeds_string[i];i++)
472                         if (r_speeds_string[i] == '\n')
473                                 lines++;
474                 y = vid.conheight - sb_lines - lines * 8/* - 8*/;
475                 i = j = 0;
476                 DrawQ_Fill(0, y, vid.conwidth, lines * 8, 0, 0, 0, 0.5, 0);
477                 while (r_speeds_string[i])
478                 {
479                         j = i;
480                         while (r_speeds_string[i] && r_speeds_string[i] != '\n')
481                                 i++;
482                         if (i - j > 0)
483                                 DrawQ_String(0, y, r_speeds_string + j, i - j, 8, 8, 1, 1, 1, 1, 0);
484                         if (r_speeds_string[i] == '\n')
485                                 i++;
486                         y += 8;
487                 }
488         }
489 }
490
491 /*
492 =================
493 SCR_SizeUp_f
494
495 Keybinding command
496 =================
497 */
498 void SCR_SizeUp_f (void)
499 {
500         Cvar_SetValue ("viewsize",scr_viewsize.value+10);
501 }
502
503
504 /*
505 =================
506 SCR_SizeDown_f
507
508 Keybinding command
509 =================
510 */
511 void SCR_SizeDown_f (void)
512 {
513         Cvar_SetValue ("viewsize",scr_viewsize.value-10);
514 }
515
516 void CL_Screen_Init(void)
517 {
518         qpic_t *dat;
519
520         Cvar_RegisterVariable (&scr_fov);
521         Cvar_RegisterVariable (&scr_viewsize);
522         Cvar_RegisterVariable (&scr_conspeed);
523         Cvar_RegisterVariable (&scr_showram);
524         Cvar_RegisterVariable (&scr_showturtle);
525         Cvar_RegisterVariable (&scr_showpause);
526         Cvar_RegisterVariable (&scr_centertime);
527         Cvar_RegisterVariable (&scr_printspeed);
528         Cvar_RegisterVariable(&scr_2dresolution);
529
530         Cmd_AddCommand ("sizeup",SCR_SizeUp_f);
531         Cmd_AddCommand ("sizedown",SCR_SizeDown_f);
532         Cmd_AddCommand ("screenshot",SCR_ScreenShot_f);
533         Cmd_AddCommand ("envmap", R_Envmap_f);
534
535         scr_initialized = true;
536
537         // HACK HACK HACK
538         // load the image data for the player image in the config menu
539         dat = (qpic_t *)COM_LoadFile ("gfx/menuplyr.lmp", false);
540         if (!dat)
541                 Sys_Error("unable to load gfx/menuplyr.lmp");
542         SwapPic (dat);
543
544         if (dat->width*dat->height <= 4096)
545                 memcpy (menuplyr_pixels, dat->data, dat->width * dat->height);
546         else
547                 Con_Printf("gfx/menuplyr.lmp larger than 4k buffer");
548         Mem_Free(dat);
549 }
550
551 void DrawQ_Clear(void)
552 {
553         r_refdef.drawqueuesize = 0;
554 }
555
556 void DrawQ_Pic(float x, float y, char *picname, float width, float height, float red, float green, float blue, float alpha, int flags)
557 {
558         int size;
559         drawqueue_t *dq;
560         if (alpha < (1.0f / 255.0f))
561                 return;
562         size = sizeof(*dq) + ((strlen(picname) + 1 + 3) & ~3);
563         if (r_refdef.drawqueuesize + size > MAX_DRAWQUEUE)
564                 return;
565         red = bound(0, red, 1);
566         green = bound(0, green, 1);
567         blue = bound(0, blue, 1);
568         alpha = bound(0, alpha, 1);
569         dq = (void *)(r_refdef.drawqueue + r_refdef.drawqueuesize);
570         dq->size = size;
571         dq->command = DRAWQUEUE_PIC;
572         dq->flags = flags;
573         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));
574         dq->x = x;
575         dq->y = y;
576         // if these are not zero, they override the pic's size
577         dq->scalex = width;
578         dq->scaley = height;
579         strcpy((char *)(dq + 1), picname);
580         r_refdef.drawqueuesize += dq->size;
581 }
582
583 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)
584 {
585         int size, len;
586         drawqueue_t *dq;
587         char *out;
588         if (alpha < (1.0f / 255.0f))
589                 return;
590         if (maxlen < 1)
591                 len = strlen(string);
592         else
593                 for (len = 0;len < maxlen && string[len];len++);
594         for (;len > 0 && string[0] == ' ';string++, x += scalex, len--);
595         for (;len > 0 && string[len - 1] == ' ';len--);
596         if (len < 1)
597                 return;
598         if (x >= vid.conwidth || y >= vid.conheight || x < (-scalex * maxlen) || y < (-scaley))
599                 return;
600         size = sizeof(*dq) + ((len + 1 + 3) & ~3);
601         if (r_refdef.drawqueuesize + size > MAX_DRAWQUEUE)
602                 return;
603         red = bound(0, red, 1);
604         green = bound(0, green, 1);
605         blue = bound(0, blue, 1);
606         alpha = bound(0, alpha, 1);
607         dq = (void *)(r_refdef.drawqueue + r_refdef.drawqueuesize);
608         dq->size = size;
609         dq->command = DRAWQUEUE_STRING;
610         dq->flags = flags;
611         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));
612         dq->x = x;
613         dq->y = y;
614         dq->scalex = scalex;
615         dq->scaley = scaley;
616         out = (char *)(dq + 1);
617         memcpy(out, string, len);
618         out[len] = 0;
619         r_refdef.drawqueuesize += dq->size;
620 }
621
622 void DrawQ_Fill (float x, float y, float w, float h, float red, float green, float blue, float alpha, int flags)
623 {
624         int size;
625         drawqueue_t *dq;
626         if (alpha < (1.0f / 255.0f))
627                 return;
628         size = sizeof(*dq) + 4;
629         if (r_refdef.drawqueuesize + size > MAX_DRAWQUEUE)
630                 return;
631         red = bound(0, red, 1);
632         green = bound(0, green, 1);
633         blue = bound(0, blue, 1);
634         alpha = bound(0, alpha, 1);
635         dq = (void *)(r_refdef.drawqueue + r_refdef.drawqueuesize);
636         dq->size = size;
637         dq->command = DRAWQUEUE_PIC;
638         dq->flags = flags;
639         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));
640         dq->x = x;
641         dq->y = y;
642         dq->scalex = w;
643         dq->scaley = h;
644         // empty pic name
645         *((char *)(dq + 1)) = 0;
646         r_refdef.drawqueuesize += dq->size;
647 }
648
649 //only used for the player color selection menu
650 void DrawQ_PicTranslate (int x, int y, char *picname, qbyte *translation)
651 {
652         int i, c;
653         unsigned int trans[4096];
654         cachepic_t *pic;
655
656         pic = Draw_CachePic(picname);
657         if (pic == NULL)
658                 return;
659
660         c = pic->width * pic->height;
661         if (c > 4096)
662         {
663                 Con_Printf("DrawQ_PicTranslate: image larger than 4k buffer\n");
664                 return;
665         }
666
667         for (i = 0;i < c;i++)
668                 trans[i] = d_8to24table[translation[menuplyr_pixels[i]]];
669
670         // FIXME: this is renderer stuff?
671         R_UpdateTexture (pic->tex, (qbyte *)trans);
672
673         DrawQ_Pic(x, y, picname, 0, 0, 1, 1, 1, 1, 0);
674 }
675
676
677 /*
678 ====================
679 CalcFov
680 ====================
681 */
682 float CalcFov (float fov_x, float width, float height)
683 {
684         // calculate vision size and alter by aspect, then convert back to angle
685         return atan (height / (width / tan(fov_x/360*M_PI))) * 360 / M_PI;
686 }
687
688 /*
689 =================
690 SCR_CalcRefdef
691
692 Must be called whenever vid changes
693 Internal use only
694 =================
695 */
696 static void SCR_CalcRefdef (void)
697 {
698         float size;
699         int contents;
700
701 //========================================
702
703 // bound viewsize
704         if (scr_viewsize.value < 30)
705                 Cvar_Set ("viewsize","30");
706         if (scr_viewsize.value > 120)
707                 Cvar_Set ("viewsize","120");
708
709 // bound field of view
710         if (scr_fov.value < 10)
711                 Cvar_Set ("fov","10");
712         if (scr_fov.value > 170)
713                 Cvar_Set ("fov","170");
714
715 // intermission is always full screen
716         if (cl.intermission)
717         {
718                 size = 1;
719                 sb_lines = 0;
720         }
721         else
722         {
723                 if (scr_viewsize.value >= 120)
724                         sb_lines = 0;           // no status bar at all
725                 else if (scr_viewsize.value >= 110)
726                         sb_lines = 24;          // no inventory
727                 else
728                         sb_lines = 24+16+8;
729                 size = scr_viewsize.value * (1.0 / 100.0);
730         }
731
732         if (size >= 1)
733         {
734                 r_refdef.width = vid.realwidth;
735                 r_refdef.height = vid.realheight;
736                 r_refdef.x = 0;
737                 r_refdef.y = 0;
738         }
739         else
740         {
741                 r_refdef.width = vid.realwidth * size;
742                 r_refdef.height = vid.realheight * size;
743                 r_refdef.x = (vid.realwidth - r_refdef.width)/2;
744                 r_refdef.y = (vid.realheight - r_refdef.height)/2;
745         }
746
747         r_refdef.width = bound(0, r_refdef.width, vid.realwidth);
748         r_refdef.height = bound(0, r_refdef.height, vid.realheight);
749         r_refdef.x = bound(0, r_refdef.x, vid.realwidth - r_refdef.width) + vid.realx;
750         r_refdef.y = bound(0, r_refdef.y, vid.realheight - r_refdef.height) + vid.realy;
751
752         // LordHavoc: viewzoom (zoom in for sniper rifles, etc)
753         r_refdef.fov_x = scr_fov.value * cl.viewzoom;
754         r_refdef.fov_y = CalcFov (r_refdef.fov_x, r_refdef.width, r_refdef.height);
755
756         if (cl.worldmodel)
757         {
758                 Mod_CheckLoaded(cl.worldmodel);
759                 contents = Mod_PointInLeaf(r_refdef.vieworg, cl.worldmodel)->contents;
760                 if (contents != CONTENTS_EMPTY && contents != CONTENTS_SOLID)
761                 {
762                         r_refdef.fov_x *= (sin(cl.time * 4.7) * 0.015 + 0.985);
763                         r_refdef.fov_y *= (sin(cl.time * 3.0) * 0.015 + 0.985);
764                 }
765         }
766 }
767
768 /*
769 ==================
770 SCR_ScreenShot_f
771 ==================
772 */
773 void SCR_ScreenShot_f (void)
774 {
775         int i;
776         char filename[16];
777         char checkname[MAX_OSPATH];
778 //
779 // find a file name to save it to
780 //
781         strcpy(filename, "dp0000.tga");
782
783         for (i=0 ; i<=9999 ; i++)
784         {
785                 filename[2] = (i/1000)%10 + '0';
786                 filename[3] = (i/ 100)%10 + '0';
787                 filename[4] = (i/  10)%10 + '0';
788                 filename[5] = (i/   1)%10 + '0';
789                 sprintf (checkname, "%s/%s", com_gamedir, filename);
790                 if (Sys_FileTime(checkname) == -1)
791                         break;  // file doesn't exist
792         }
793         if (i==10000)
794         {
795                 Con_Printf ("SCR_ScreenShot_f: Couldn't create a TGA file\n");
796                 return;
797         }
798
799         SCR_ScreenShot(filename, vid.realx, vid.realy, vid.realwidth, vid.realheight);
800         Con_Printf ("Wrote %s\n", filename);
801 }
802
803 /*
804 ===============
805 R_Envmap_f
806
807 Grab six views for environment mapping tests
808 ===============
809 */
810 struct
811 {
812         float angles[3];
813         char *name;
814 }
815 envmapinfo[6] =
816 {
817         {{  0,   0, 0}, "ft"},
818         {{  0,  90, 0}, "rt"},
819         {{  0, 180, 0}, "bk"},
820         {{  0, 270, 0}, "lf"},
821         {{-90,  90, 0}, "up"},
822         {{ 90,  90, 0}, "dn"}
823 };
824
825 static void R_Envmap_f (void)
826 {
827         int j, size;
828         char filename[256], basename[256];
829
830         if (Cmd_Argc() != 3)
831         {
832                 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");
833                 return;
834         }
835
836         strcpy(basename, Cmd_Argv(1));
837         size = atoi(Cmd_Argv(2));
838         if (size != 128 && size != 256 && size != 512 && size != 1024)
839         {
840                 Con_Printf("envmap: size must be one of 128, 256, 512, or 1024\n");
841                 return;
842         }
843         if (size > vid.realwidth || size > vid.realheight)
844         {
845                 Con_Printf("envmap: your resolution is not big enough to render that size\n");
846                 return;
847         }
848
849         envmap = true;
850
851         r_refdef.x = 0;
852         r_refdef.y = 0;
853         r_refdef.width = size;
854         r_refdef.height = size;
855
856         r_refdef.fov_x = 90;
857         r_refdef.fov_y = 90;
858
859         for (j = 0;j < 6;j++)
860         {
861                 sprintf(filename, "env/%s%s.tga", basename, envmapinfo[j].name);
862                 VectorCopy(envmapinfo[j].angles, r_refdef.viewangles);
863                 R_ClearScreen();
864                 R_RenderView ();
865                 SCR_ScreenShot(filename, vid.realx, vid.realy, size, size);
866         }
867
868         envmap = false;
869 }
870
871 //=============================================================================
872
873 // LordHavoc: SHOWLMP stuff
874 #define SHOWLMP_MAXLABELS 256
875 typedef struct showlmp_s
876 {
877         qboolean        isactive;
878         float           x;
879         float           y;
880         char            label[32];
881         char            pic[128];
882 }
883 showlmp_t;
884
885 showlmp_t showlmp[SHOWLMP_MAXLABELS];
886
887 void SHOWLMP_decodehide(void)
888 {
889         int i;
890         qbyte *lmplabel;
891         lmplabel = MSG_ReadString();
892         for (i = 0;i < SHOWLMP_MAXLABELS;i++)
893                 if (showlmp[i].isactive && strcmp(showlmp[i].label, lmplabel) == 0)
894                 {
895                         showlmp[i].isactive = false;
896                         return;
897                 }
898 }
899
900 void SHOWLMP_decodeshow(void)
901 {
902         int i, k;
903         qbyte lmplabel[256], picname[256];
904         float x, y;
905         strcpy(lmplabel,MSG_ReadString());
906         strcpy(picname, MSG_ReadString());
907         if (gamemode == GAME_NEHAHRA) // LordHavoc: nasty old legacy junk
908         {
909                 x = MSG_ReadByte();
910                 y = MSG_ReadByte();
911         }
912         else
913         {
914                 x = MSG_ReadShort();
915                 y = MSG_ReadShort();
916         }
917         k = -1;
918         for (i = 0;i < SHOWLMP_MAXLABELS;i++)
919                 if (showlmp[i].isactive)
920                 {
921                         if (strcmp(showlmp[i].label, lmplabel) == 0)
922                         {
923                                 k = i;
924                                 break; // drop out to replace it
925                         }
926                 }
927                 else if (k < 0) // find first empty one to replace
928                         k = i;
929         if (k < 0)
930                 return; // none found to replace
931         // change existing one
932         showlmp[k].isactive = true;
933         strcpy(showlmp[k].label, lmplabel);
934         strcpy(showlmp[k].pic, picname);
935         showlmp[k].x = x;
936         showlmp[k].y = y;
937 }
938
939 void SHOWLMP_drawall(void)
940 {
941         int i;
942         if (cl.worldmodel)
943                 for (i = 0;i < SHOWLMP_MAXLABELS;i++)
944                         if (showlmp[i].isactive)
945                                 DrawQ_Pic(showlmp[i].x, showlmp[i].y, showlmp[i].pic, 0, 0, 1, 1, 1, 1, 0);
946 }
947
948 void SHOWLMP_clear(void)
949 {
950         int i;
951         for (i = 0;i < SHOWLMP_MAXLABELS;i++)
952                 showlmp[i].isactive = false;
953 }
954
955 void CL_SetupScreenSize(void)
956 {
957         static float old2dresolution = -1;
958
959         VID_GetWindowSize (&vid.realx, &vid.realy, &vid.realwidth, &vid.realheight);
960
961         VID_UpdateGamma(false);
962
963         if (scr_2dresolution.value != old2dresolution)
964         {
965                 Cvar_SetValue("scr_2dresolution", bound(0.0f, scr_2dresolution.value, 1.0f));
966                 old2dresolution = scr_2dresolution.value;
967         }
968
969         if (vid.realwidth > 320)
970         {
971                 vid.conwidth = (vid.realwidth - 320) * scr_2dresolution.value + 320;
972                 vid.conwidth = bound(320, vid.conwidth, vid.realwidth);
973         }
974         else
975                 vid.conwidth = 320;
976
977         if (vid.realheight > 240)
978         {
979                 vid.conheight = (vid.realheight - 240) * scr_2dresolution.value + 240;
980                 vid.conheight = bound(240, vid.conheight, vid.realheight);
981         }
982         else
983                 vid.conheight = 240;
984
985         SCR_SetUpToDrawConsole();
986
987         // determine size of refresh window
988         SCR_CalcRefdef();
989 }
990
991 void CL_UpdateScreen(void)
992 {
993         if (!scr_initialized || !con_initialized)
994                 return;                         // not initialized yet
995
996
997         R_TimeReport("other");
998
999         CL_SetupScreenSize();
1000
1001         DrawQ_Clear();
1002
1003         V_UpdateBlends();
1004         V_CalcRefdef ();
1005
1006         R_TimeReport("setup");
1007
1008         SCR_DrawRam();
1009         SCR_DrawNet();
1010         SCR_DrawTurtle();
1011         SCR_DrawPause();
1012         SCR_CheckDrawCenterString();
1013         Sbar_Draw();
1014         SHOWLMP_drawall();
1015
1016         SCR_DrawConsole();
1017
1018         ui_draw();
1019
1020         if (scr_drawloading)
1021         {
1022                 scr_drawloading = false;
1023                 SCR_DrawLoading();
1024         }
1025
1026         R_TimeReport("2d");
1027
1028         // add r_speeds text to queue
1029         R_TimeReport_End();
1030
1031         // start a new timing run
1032         R_TimeReport_Start();
1033
1034         // make menu fade everything else on the screen
1035         M_Draw();
1036
1037         SCR_UpdateScreen();
1038 }
1039
1040 void CL_Screen_NewMap(void)
1041 {
1042         SHOWLMP_clear();
1043 }