got rid of gl_mesh_drawmode, now only gl_mesh_drawrangeelements remains, this got...
[divverent/darkplaces.git] / 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_meshelements / 3);
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                 c_meshs = 0;
381                 c_meshelements = 0;
382
383                 r_timereport_start = Sys_DoubleTime();
384         }
385 }
386
387 void R_TimeReport_End(void)
388 {
389         r_timereport_current = r_timereport_start;
390         R_TimeReport("total");
391
392         if (r_timereport_active)
393         {
394                 int i, j, lines, y;
395                 lines = 1;
396                 for (i = 0;r_speeds_string[i];i++)
397                         if (r_speeds_string[i] == '\n')
398                                 lines++;
399                 y = vid.conheight - sb_lines - lines * 8;
400                 i = j = 0;
401                 DrawQ_Fill(0, y, vid.conwidth, lines * 8, 0, 0, 0, 0.5, 0);
402                 while (r_speeds_string[i])
403                 {
404                         j = i;
405                         while (r_speeds_string[i] && r_speeds_string[i] != '\n')
406                                 i++;
407                         if (i - j > 0)
408                                 DrawQ_String(0, y, r_speeds_string + j, i - j, 8, 8, 1, 1, 1, 1, 0);
409                         if (r_speeds_string[i] == '\n')
410                                 i++;
411                         y += 8;
412                 }
413         }
414 }
415
416 /*
417 =================
418 SCR_SizeUp_f
419
420 Keybinding command
421 =================
422 */
423 void SCR_SizeUp_f (void)
424 {
425         Cvar_SetValue ("viewsize",scr_viewsize.value+10);
426 }
427
428
429 /*
430 =================
431 SCR_SizeDown_f
432
433 Keybinding command
434 =================
435 */
436 void SCR_SizeDown_f (void)
437 {
438         Cvar_SetValue ("viewsize",scr_viewsize.value-10);
439 }
440
441 void CL_Screen_Init(void)
442 {
443         qpic_t *dat;
444
445         Cvar_RegisterVariable (&scr_fov);
446         Cvar_RegisterVariable (&scr_viewsize);
447         Cvar_RegisterVariable (&scr_conspeed);
448         Cvar_RegisterVariable (&scr_showram);
449         Cvar_RegisterVariable (&scr_showturtle);
450         Cvar_RegisterVariable (&scr_showpause);
451         Cvar_RegisterVariable (&scr_centertime);
452         Cvar_RegisterVariable (&scr_printspeed);
453         Cvar_RegisterVariable (&scr_2dresolution);
454         Cvar_RegisterVariable (&cl_avidemo);
455
456         Cmd_AddCommand ("sizeup",SCR_SizeUp_f);
457         Cmd_AddCommand ("sizedown",SCR_SizeDown_f);
458         Cmd_AddCommand ("screenshot",SCR_ScreenShot_f);
459         Cmd_AddCommand ("envmap", R_Envmap_f);
460
461         scr_initialized = true;
462
463         // HACK HACK HACK
464         // load the image data for the player image in the config menu
465         dat = (qpic_t *)COM_LoadFile ("gfx/menuplyr.lmp", false);
466         if (!dat)
467                 Sys_Error("unable to load gfx/menuplyr.lmp");
468         SwapPic (dat);
469
470         if (dat->width*dat->height <= 4096)
471                 memcpy (menuplyr_pixels, dat->data, dat->width * dat->height);
472         else
473                 Con_Printf("gfx/menuplyr.lmp larger than 4k buffer");
474         Mem_Free(dat);
475 }
476
477 void DrawQ_Clear(void)
478 {
479         r_refdef.drawqueuesize = 0;
480 }
481
482 void DrawQ_Pic(float x, float y, char *picname, float width, float height, float red, float green, float blue, float alpha, int flags)
483 {
484         int size;
485         drawqueue_t *dq;
486         if (alpha < (1.0f / 255.0f) || !picname || !picname[0])
487                 return;
488         size = sizeof(*dq) + ((strlen(picname) + 1 + 3) & ~3);
489         if (r_refdef.drawqueuesize + size > r_refdef.maxdrawqueuesize)
490                 return;
491         red = bound(0, red, 1);
492         green = bound(0, green, 1);
493         blue = bound(0, blue, 1);
494         alpha = bound(0, alpha, 1);
495         dq = (void *)(r_refdef.drawqueue + r_refdef.drawqueuesize);
496         dq->size = size;
497         dq->command = DRAWQUEUE_PIC;
498         dq->flags = flags;
499         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));
500         dq->x = x;
501         dq->y = y;
502         // if these are not zero, they override the pic's size
503         dq->scalex = width;
504         dq->scaley = height;
505         strcpy((char *)(dq + 1), picname);
506         r_refdef.drawqueuesize += dq->size;
507 }
508
509 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)
510 {
511         int size, len;
512         drawqueue_t *dq;
513         char *out;
514         if (alpha < (1.0f / 255.0f))
515                 return;
516         if (maxlen < 1)
517                 len = strlen(string);
518         else
519                 for (len = 0;len < maxlen && string[len];len++);
520         for (;len > 0 && string[0] == ' ';string++, x += scalex, len--);
521         for (;len > 0 && string[len - 1] == ' ';len--);
522         if (len < 1)
523                 return;
524         if (x >= vid.conwidth || y >= vid.conheight || x < (-scalex * maxlen) || y < (-scaley))
525                 return;
526         size = sizeof(*dq) + ((len + 1 + 3) & ~3);
527         if (r_refdef.drawqueuesize + size > r_refdef.maxdrawqueuesize)
528                 return;
529         red = bound(0, red, 1);
530         green = bound(0, green, 1);
531         blue = bound(0, blue, 1);
532         alpha = bound(0, alpha, 1);
533         dq = (void *)(r_refdef.drawqueue + r_refdef.drawqueuesize);
534         dq->size = size;
535         dq->command = DRAWQUEUE_STRING;
536         dq->flags = flags;
537         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));
538         dq->x = x;
539         dq->y = y;
540         dq->scalex = scalex;
541         dq->scaley = scaley;
542         out = (char *)(dq + 1);
543         memcpy(out, string, len);
544         out[len] = 0;
545         r_refdef.drawqueuesize += dq->size;
546 }
547
548 void DrawQ_Fill (float x, float y, float w, float h, float red, float green, float blue, float alpha, int flags)
549 {
550         int size;
551         drawqueue_t *dq;
552         if (alpha < (1.0f / 255.0f))
553                 return;
554         size = sizeof(*dq) + 4;
555         if (r_refdef.drawqueuesize + size > r_refdef.maxdrawqueuesize)
556                 return;
557         red = bound(0, red, 1);
558         green = bound(0, green, 1);
559         blue = bound(0, blue, 1);
560         alpha = bound(0, alpha, 1);
561         dq = (void *)(r_refdef.drawqueue + r_refdef.drawqueuesize);
562         dq->size = size;
563         dq->command = DRAWQUEUE_PIC;
564         dq->flags = flags;
565         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));
566         dq->x = x;
567         dq->y = y;
568         dq->scalex = w;
569         dq->scaley = h;
570         // empty pic name
571         *((char *)(dq + 1)) = 0;
572         r_refdef.drawqueuesize += dq->size;
573 }
574
575 void DrawQ_Mesh (drawqueuemesh_t *mesh, int flags)
576 {
577         int size;
578         void *p;
579         drawqueue_t *dq;
580         drawqueuemesh_t *m;
581         size = sizeof(*dq);
582         size += sizeof(drawqueuemesh_t);
583         size += sizeof(int) * mesh->numindices;
584         size += sizeof(float[3]) * mesh->numvertices;
585         size += sizeof(float[2]) * mesh->numvertices;
586         size += sizeof(float[4]) * mesh->numvertices;
587         if (r_refdef.drawqueuesize + size > r_refdef.maxdrawqueuesize)
588                 return;
589         dq = (void *)(r_refdef.drawqueue + r_refdef.drawqueuesize);
590         dq->size = size;
591         dq->command = DRAWQUEUE_MESH;
592         dq->flags = flags;
593         dq->color = 0;
594         dq->x = 0;
595         dq->y = 0;
596         dq->scalex = 0;
597         dq->scaley = 0;
598         p = (void *)(dq + 1);
599         m = p;(qbyte *)p += sizeof(drawqueuemesh_t);
600         m->numindices = mesh->numindices;
601         m->numvertices = mesh->numvertices;
602         m->texture = mesh->texture;
603         m->indices   = p;memcpy(m->indices  , mesh->indices  , m->numindices  * sizeof(int     ));(qbyte *)p += m->numindices  * sizeof(int     );
604         m->vertices  = p;memcpy(m->vertices , mesh->vertices , m->numvertices * sizeof(float[3]));(qbyte *)p += m->numvertices * sizeof(float[3]);
605         m->texcoords = p;memcpy(m->texcoords, mesh->texcoords, m->numvertices * sizeof(float[2]));(qbyte *)p += m->numvertices * sizeof(float[2]);
606         m->colors    = p;memcpy(m->colors   , mesh->colors   , m->numvertices * sizeof(float[4]));(qbyte *)p += m->numvertices * sizeof(float[4]);
607         r_refdef.drawqueuesize += dq->size;
608 }
609
610 /*
611 ====================
612 CalcFov
613 ====================
614 */
615 float CalcFov (float fov_x, float width, float height)
616 {
617         // calculate vision size and alter by aspect, then convert back to angle
618         return atan (height / (width / tan(fov_x/360*M_PI))) * 360 / M_PI;
619 }
620
621 /*
622 =================
623 SCR_CalcRefdef
624
625 Must be called whenever vid changes
626 Internal use only
627 =================
628 */
629 static void SCR_CalcRefdef (void)
630 {
631         float size;
632         int contents;
633
634 //========================================
635
636 // bound viewsize
637         if (scr_viewsize.value < 30)
638                 Cvar_Set ("viewsize","30");
639         if (scr_viewsize.value > 120)
640                 Cvar_Set ("viewsize","120");
641
642 // bound field of view
643         if (scr_fov.value < 10)
644                 Cvar_Set ("fov","10");
645         if (scr_fov.value > 170)
646                 Cvar_Set ("fov","170");
647
648 // intermission is always full screen
649         if (cl.intermission)
650         {
651                 size = 1;
652                 sb_lines = 0;
653         }
654         else
655         {
656                 if (scr_viewsize.value >= 120)
657                         sb_lines = 0;           // no status bar at all
658                 else if (scr_viewsize.value >= 110)
659                         sb_lines = 24;          // no inventory
660                 else
661                         sb_lines = 24+16+8;
662                 size = scr_viewsize.value * (1.0 / 100.0);
663         }
664
665         if (size >= 1)
666         {
667                 r_refdef.width = vid.realwidth;
668                 r_refdef.height = vid.realheight;
669                 r_refdef.x = 0;
670                 r_refdef.y = 0;
671         }
672         else
673         {
674                 r_refdef.width = vid.realwidth * size;
675                 r_refdef.height = vid.realheight * size;
676                 r_refdef.x = (vid.realwidth - r_refdef.width)/2;
677                 r_refdef.y = (vid.realheight - r_refdef.height)/2;
678         }
679
680         r_refdef.width = bound(0, r_refdef.width, vid.realwidth);
681         r_refdef.height = bound(0, r_refdef.height, vid.realheight);
682         r_refdef.x = bound(0, r_refdef.x, vid.realwidth - r_refdef.width) + vid.realx;
683         r_refdef.y = bound(0, r_refdef.y, vid.realheight - r_refdef.height) + vid.realy;
684
685         // LordHavoc: viewzoom (zoom in for sniper rifles, etc)
686         r_refdef.fov_x = scr_fov.value * cl.viewzoom;
687         r_refdef.fov_y = CalcFov (r_refdef.fov_x, r_refdef.width, r_refdef.height);
688
689         if (cl.worldmodel)
690         {
691                 Mod_CheckLoaded(cl.worldmodel);
692                 contents = Mod_PointContents(r_refdef.vieworg, cl.worldmodel);
693                 if (contents != CONTENTS_EMPTY && contents != CONTENTS_SOLID)
694                 {
695                         r_refdef.fov_x *= (sin(cl.time * 4.7) * 0.015 + 0.985);
696                         r_refdef.fov_y *= (sin(cl.time * 3.0) * 0.015 + 0.985);
697                 }
698         }
699 }
700
701 /*
702 ==================
703 SCR_ScreenShot_f
704 ==================
705 */
706 void SCR_ScreenShot_f (void)
707 {
708         static int i = 0;
709         char filename[16];
710         char checkname[MAX_OSPATH];
711 //
712 // find a file name to save it to
713 //
714         for (; i<=9999 ; i++)
715         {
716                 sprintf (filename, "dp%04i.tga", i);
717                 sprintf (checkname, "%s/%s", com_gamedir, filename);
718                 if (Sys_FileTime(checkname) == -1)
719                         break;  // file doesn't exist
720         }
721         if (i==10000)
722         {
723                 Con_Printf ("SCR_ScreenShot_f: Couldn't create a TGA file\n");
724                 return;
725         }
726
727         if (SCR_ScreenShot(filename, vid.realx, vid.realy, vid.realwidth, vid.realheight))
728                 Con_Printf ("Wrote %s\n", filename);
729         else
730                 Con_Printf ("unable to write %s\n", filename);
731 }
732
733 static int cl_avidemo_frame = 0;
734
735 void SCR_CaptureAVIDemo(void)
736 {
737         char filename[32];
738         sprintf(filename, "dpavi%06d.tga", cl_avidemo_frame);
739         if (SCR_ScreenShot(filename, vid.realx, vid.realy, vid.realwidth, vid.realheight))
740                 cl_avidemo_frame++;
741         else
742         {
743                 Cvar_SetValueQuick(&cl_avidemo, 0);
744                 Con_Printf("avi saving failed on frame %i, out of disk space?  stopping avi demo catpure.\n", cl_avidemo_frame);
745                 cl_avidemo_frame = 0;
746         }
747 }
748
749 /*
750 ===============
751 R_Envmap_f
752
753 Grab six views for environment mapping tests
754 ===============
755 */
756 struct
757 {
758         float angles[3];
759         char *name;
760 }
761 envmapinfo[6] =
762 {
763         {{  0,   0, 0}, "ft"},
764         {{  0,  90, 0}, "rt"},
765         {{  0, 180, 0}, "bk"},
766         {{  0, 270, 0}, "lf"},
767         {{-90,  90, 0}, "up"},
768         {{ 90,  90, 0}, "dn"}
769 };
770
771 static void R_Envmap_f (void)
772 {
773         int j, size;
774         char filename[256], basename[256];
775
776         if (Cmd_Argc() != 3)
777         {
778                 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");
779                 return;
780         }
781
782         strcpy(basename, Cmd_Argv(1));
783         size = atoi(Cmd_Argv(2));
784         if (size != 128 && size != 256 && size != 512 && size != 1024)
785         {
786                 Con_Printf("envmap: size must be one of 128, 256, 512, or 1024\n");
787                 return;
788         }
789         if (size > vid.realwidth || size > vid.realheight)
790         {
791                 Con_Printf("envmap: your resolution is not big enough to render that size\n");
792                 return;
793         }
794
795         envmap = true;
796
797         r_refdef.x = 0;
798         r_refdef.y = 0;
799         r_refdef.width = size;
800         r_refdef.height = size;
801
802         r_refdef.fov_x = 90;
803         r_refdef.fov_y = 90;
804
805         for (j = 0;j < 6;j++)
806         {
807                 sprintf(filename, "env/%s%s.tga", basename, envmapinfo[j].name);
808                 VectorCopy(envmapinfo[j].angles, r_refdef.viewangles);
809                 R_ClearScreen();
810                 R_RenderView ();
811                 SCR_ScreenShot(filename, vid.realx, vid.realy, size, size);
812         }
813
814         envmap = false;
815 }
816
817 //=============================================================================
818
819 // LordHavoc: SHOWLMP stuff
820 #define SHOWLMP_MAXLABELS 256
821 typedef struct showlmp_s
822 {
823         qboolean        isactive;
824         float           x;
825         float           y;
826         char            label[32];
827         char            pic[128];
828 }
829 showlmp_t;
830
831 showlmp_t showlmp[SHOWLMP_MAXLABELS];
832
833 void SHOWLMP_decodehide(void)
834 {
835         int i;
836         qbyte *lmplabel;
837         lmplabel = MSG_ReadString();
838         for (i = 0;i < SHOWLMP_MAXLABELS;i++)
839                 if (showlmp[i].isactive && strcmp(showlmp[i].label, lmplabel) == 0)
840                 {
841                         showlmp[i].isactive = false;
842                         return;
843                 }
844 }
845
846 void SHOWLMP_decodeshow(void)
847 {
848         int i, k;
849         qbyte lmplabel[256], picname[256];
850         float x, y;
851         strcpy(lmplabel,MSG_ReadString());
852         strcpy(picname, MSG_ReadString());
853         if (gamemode == GAME_NEHAHRA) // LordHavoc: nasty old legacy junk
854         {
855                 x = MSG_ReadByte();
856                 y = MSG_ReadByte();
857         }
858         else
859         {
860                 x = MSG_ReadShort();
861                 y = MSG_ReadShort();
862         }
863         k = -1;
864         for (i = 0;i < SHOWLMP_MAXLABELS;i++)
865                 if (showlmp[i].isactive)
866                 {
867                         if (strcmp(showlmp[i].label, lmplabel) == 0)
868                         {
869                                 k = i;
870                                 break; // drop out to replace it
871                         }
872                 }
873                 else if (k < 0) // find first empty one to replace
874                         k = i;
875         if (k < 0)
876                 return; // none found to replace
877         // change existing one
878         showlmp[k].isactive = true;
879         strcpy(showlmp[k].label, lmplabel);
880         strcpy(showlmp[k].pic, picname);
881         showlmp[k].x = x;
882         showlmp[k].y = y;
883 }
884
885 void SHOWLMP_drawall(void)
886 {
887         int i;
888         for (i = 0;i < SHOWLMP_MAXLABELS;i++)
889                 if (showlmp[i].isactive)
890                         DrawQ_Pic(showlmp[i].x, showlmp[i].y, showlmp[i].pic, 0, 0, 1, 1, 1, 1, 0);
891 }
892
893 void SHOWLMP_clear(void)
894 {
895         int i;
896         for (i = 0;i < SHOWLMP_MAXLABELS;i++)
897                 showlmp[i].isactive = false;
898 }
899
900 void CL_SetupScreenSize(void)
901 {
902         static float old2dresolution = -1;
903
904         VID_GetWindowSize (&vid.realx, &vid.realy, &vid.realwidth, &vid.realheight);
905
906         VID_UpdateGamma(false);
907
908         if (scr_2dresolution.value != old2dresolution)
909         {
910                 Cvar_SetValue("scr_2dresolution", bound(0.0f, scr_2dresolution.value, 1.0f));
911                 old2dresolution = scr_2dresolution.value;
912         }
913
914         if (vid.realwidth > 320)
915         {
916                 vid.conwidth = (vid.realwidth - 320) * scr_2dresolution.value + 320;
917                 vid.conwidth = bound(320, vid.conwidth, vid.realwidth);
918         }
919         else
920                 vid.conwidth = 320;
921
922         if (vid.realheight > 240)
923         {
924                 vid.conheight = (vid.realheight - 240) * scr_2dresolution.value + 240;
925                 vid.conheight = bound(240, vid.conheight, vid.realheight);
926         }
927         else
928                 vid.conheight = 240;
929
930         SCR_SetUpToDrawConsole();
931
932         // determine size of refresh window
933         SCR_CalcRefdef();
934 }
935
936 void CL_UpdateScreen(void)
937 {
938         if (!scr_initialized || !con_initialized || vid_hidden)
939                 return;                         // not initialized yet
940
941         if (cl_avidemo.integer)
942                 SCR_CaptureAVIDemo();
943         else
944                 cl_avidemo_frame = 0;
945
946         if (cls.signon == SIGNONS)
947                 R_TimeReport("other");
948
949         CL_SetupScreenSize();
950
951         DrawQ_Clear();
952
953         V_UpdateBlends();
954         V_CalcRefdef ();
955
956         if (cls.signon == SIGNONS)
957                 R_TimeReport("setup");
958
959         //FIXME: force menu if nothing else to look at?
960         //if (key_dest == key_game && cls.signon != SIGNONS && cls.state == ca_disconnected)
961
962         if (scr_drawloading)
963         {
964                 scr_drawloading = false;
965                 SCR_DrawLoading();
966         }
967         else
968         {
969                 if (cls.signon == SIGNONS)
970                 {
971                         SCR_DrawNet ();
972                         SCR_DrawTurtle ();
973                         SCR_DrawPause ();
974                         Sbar_Draw();
975                         SHOWLMP_drawall();
976                         SCR_CheckDrawCenterString();
977                 }
978                 ui_draw();
979                 CL_DrawVideo();
980                 M_Draw();
981                 if (cls.signon == SIGNONS)
982                 {
983                         R_TimeReport("2d");
984                         R_TimeReport_End();
985                         R_TimeReport_Start();
986                 }
987         }
988         SCR_DrawConsole();
989
990         SCR_UpdateScreen();
991 }
992
993 void CL_Screen_NewMap(void)
994 {
995         SHOWLMP_clear();
996 }
997