1 /* $Id: bm.c,v 1.35 2003-10-02 04:05:19 btb Exp $ */
3 THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
4 SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
5 END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
6 ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
7 IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
8 SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
9 FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
10 CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
11 AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
12 COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
17 * Bitmap and palette loading functions.
20 * Revision 1.1 1995/05/16 15:23:08 allender
23 * Revision 2.3 1995/03/14 16:22:04 john
24 * Added cdrom alternate directory stuff.
26 * Revision 2.2 1995/03/07 16:51:48 john
27 * Fixed robots not moving without edtiro bug.
29 * Revision 2.1 1995/03/06 15:23:06 john
30 * New screen techniques.
32 * Revision 2.0 1995/02/27 11:27:05 john
33 * New version 2.0, which has no anonymous unions, builds with
34 * Watcom 10.0, and doesn't require parsing BITMAPS.TBL.
78 ubyte Sounds[MAX_SOUNDS];
79 ubyte AltSounds[MAX_SOUNDS];
82 int Num_total_object_types;
83 byte ObjType[MAX_OBJTYPE];
84 byte ObjId[MAX_OBJTYPE];
85 fix ObjStrength[MAX_OBJTYPE];
88 //for each model, a model number for dying & dead variants, or -1 if none
89 int Dying_modelnums[MAX_POLYGON_MODELS];
90 int Dead_modelnums[MAX_POLYGON_MODELS];
92 //the polygon model number to use for the marker
93 int Marker_model_num = -1;
95 //right now there's only one player ship, but we can have another by
96 //adding an array and setting the pointer to the active ship.
97 player_ship only_player_ship,*Player_ship=&only_player_ship;
99 //----------------- Miscellaneous bitmap pointers ---------------
100 int Num_cockpits = 0;
101 bitmap_index cockpit_bitmap[N_COCKPIT_BITMAPS];
103 //---------------- Variables for wall textures ------------------
105 tmap_info TmapInfo[MAX_TEXTURES];
107 //---------------- Variables for object textures ----------------
109 int First_multi_bitmap_num=-1;
112 bitmap_index ObjBitmaps[MAX_OBJ_BITMAPS];
113 ushort ObjBitmapPtrs[MAX_OBJ_BITMAPS]; // These point back into ObjBitmaps, since some are used twice.
116 #define tmap_info_read_n(ti, n, fp) cfread(ti, sizeof(tmap_info), n, fp)
119 * reads n tmap_info structs from a CFILE
121 int tmap_info_read_n(tmap_info *ti, int n, CFILE *fp)
125 for (i = 0; i < n; i++) {
126 ti[i].flags = cfile_read_byte(fp);
127 ti[i].pad[0] = cfile_read_byte(fp);
128 ti[i].pad[1] = cfile_read_byte(fp);
129 ti[i].pad[2] = cfile_read_byte(fp);
130 ti[i].lighting = cfile_read_fix(fp);
131 ti[i].damage = cfile_read_fix(fp);
132 ti[i].eclip_num = cfile_read_short(fp);
133 ti[i].destroyed = cfile_read_short(fp);
134 ti[i].slide_u = cfile_read_short(fp);
135 ti[i].slide_v = cfile_read_short(fp);
141 int tmap_info_read_n_d1(tmap_info *ti, int n, CFILE *fp)
145 for (i = 0; i < n; i++) {
146 cfseek(fp, 13, SEEK_CUR);// skip filename
147 ti[i].flags = cfile_read_byte(fp);
148 ti[i].lighting = cfile_read_fix(fp);
149 ti[i].damage = cfile_read_fix(fp);
150 ti[i].eclip_num = cfile_read_int(fp);
156 //-----------------------------------------------------------------
157 // Read data from piggy.
158 // This is called when the editor is OUT.
159 // If editor is in, bm_init_use_table() is called.
162 init_polygon_models();
163 if (! piggy_init()) // This calls bm_read_all
164 Error("Cannot open pig and/or ham file");
168 init_endlevel(); //this is in bm_init_use_tbl(), so I gues it goes here
173 void bm_read_all(CFILE * fp)
177 NumTextures = cfile_read_int(fp);
178 bitmap_index_read_n(Textures, NumTextures, fp );
179 tmap_info_read_n(TmapInfo, NumTextures, fp);
181 t = cfile_read_int(fp);
182 cfread( Sounds, sizeof(ubyte), t, fp );
183 cfread( AltSounds, sizeof(ubyte), t, fp );
185 Num_vclips = cfile_read_int(fp);
186 vclip_read_n(Vclip, Num_vclips, fp);
188 Num_effects = cfile_read_int(fp);
189 eclip_read_n(Effects, Num_effects, fp);
191 Num_wall_anims = cfile_read_int(fp);
192 wclip_read_n(WallAnims, Num_wall_anims, fp);
194 N_robot_types = cfile_read_int(fp);
195 robot_info_read_n(Robot_info, N_robot_types, fp);
197 N_robot_joints = cfile_read_int(fp);
198 jointpos_read_n(Robot_joints, N_robot_joints, fp);
200 N_weapon_types = cfile_read_int(fp);
201 weapon_info_read_n(Weapon_info, N_weapon_types, fp, Piggy_hamfile_version);
203 N_powerup_types = cfile_read_int(fp);
204 powerup_type_info_read_n(Powerup_info, N_powerup_types, fp);
206 N_polygon_models = cfile_read_int(fp);
207 polymodel_read_n(Polygon_models, N_polygon_models, fp);
209 for (i=0; i<N_polygon_models; i++ )
210 polygon_model_data_read(&Polygon_models[i], fp);
212 for (i = 0; i < N_polygon_models; i++)
213 Dying_modelnums[i] = cfile_read_int(fp);
214 for (i = 0; i < N_polygon_models; i++)
215 Dead_modelnums[i] = cfile_read_int(fp);
217 t = cfile_read_int(fp);
218 bitmap_index_read_n(Gauges, t, fp);
219 bitmap_index_read_n(Gauges_hires, t, fp);
221 N_ObjBitmaps = cfile_read_int(fp);
222 bitmap_index_read_n(ObjBitmaps, N_ObjBitmaps, fp);
223 for (i = 0; i < N_ObjBitmaps; i++)
224 ObjBitmapPtrs[i] = cfile_read_short(fp);
226 player_ship_read(&only_player_ship, fp);
228 Num_cockpits = cfile_read_int(fp);
229 bitmap_index_read_n(cockpit_bitmap, Num_cockpits, fp);
231 //@@ cfread( &Num_total_object_types, sizeof(int), 1, fp );
232 //@@ cfread( ObjType, sizeof(byte), Num_total_object_types, fp );
233 //@@ cfread( ObjId, sizeof(byte), Num_total_object_types, fp );
234 //@@ cfread( ObjStrength, sizeof(fix), Num_total_object_types, fp );
236 First_multi_bitmap_num = cfile_read_int(fp);
238 Num_reactors = cfile_read_int(fp);
239 reactor_read_n(Reactors, Num_reactors, fp);
241 Marker_model_num = cfile_read_int(fp);
243 //@@cfread( &N_controlcen_guns, sizeof(int), 1, fp );
244 //@@cfread( controlcen_gun_points, sizeof(vms_vector), N_controlcen_guns, fp );
245 //@@cfread( controlcen_gun_dirs, sizeof(vms_vector), N_controlcen_guns, fp );
247 if (Piggy_hamfile_version < 3) {
248 exit_modelnum = cfile_read_int(fp);
249 destroyed_exit_modelnum = cfile_read_int(fp);
252 exit_modelnum = destroyed_exit_modelnum = N_polygon_models;
255 /* when reading descent.pig of descent 1, we only replace some textures */
257 #define D1_MAX_TEXTURES 800
259 short *d1_Texture_indices = NULL; // descent 1 texture bitmap indicies
261 void free_d1_texture_indices() {
262 if (d1_Texture_indices) {
263 d_free(d1_Texture_indices);
264 d1_Texture_indices = NULL;
268 void bm_read_d1_texture_indices(CFILE *d1pig)
272 free_d1_texture_indices();
273 cfseek(d1pig, 8, SEEK_SET);
274 MALLOC(d1_Texture_indices, short, D1_MAX_TEXTURES);
275 for (i = 0; i < D1_MAX_TEXTURES; i++)
276 d1_Texture_indices[i] = cfile_read_short(d1pig);
277 atexit(free_d1_texture_indices);
280 // the following is old code for reading descent 1 textures.
283 #define D1_MAX_TEXTURES 800
284 #define D1_MAX_SOUNDS 250
285 #define D1_MAX_VCLIPS 70
286 #define D1_MAX_EFFECTS 60
287 #define D1_MAX_WALL_ANIMS 30
288 #define D1_MAX_ROBOT_TYPES 30
289 #define D1_MAX_ROBOT_JOINTS 600
290 #define D1_MAX_WEAPON_TYPES 30
291 #define D1_MAX_POWERUP_TYPES 29
292 #define D1_MAX_GAUGE_BMS 80
293 #define D1_MAX_OBJ_BITMAPS 210
294 #define D1_MAX_COCKPIT_BITMAPS 4
295 #define D1_MAX_OBJTYPE 100
296 #define D1_MAX_POLYGON_MODELS 85
298 #define D1_TMAP_INFO_SIZE 26
299 #define D1_VCLIP_SIZE 66
300 #define D1_ROBOT_INFO_SIZE 486
301 #define D1_WEAPON_INFO_SIZE 115
303 #define D1_LAST_STATIC_TMAP_NUM 324
305 // store the Textures[] array as read from the descent 2 pig.
306 short *d2_Textures_backup = NULL;
308 void undo_bm_read_all_d1() {
309 if (d2_Textures_backup) {
311 for (i = 0; i < D1_LAST_STATIC_TMAP_NUM; i++)
312 Textures[i].index = d2_Textures_backup[i];
313 d_free(d2_Textures_backup);
314 d2_Textures_backup = NULL;
319 * used by piggy_d1_init to read in descent 1 pigfile
321 void bm_read_all_d1(CFILE * fp)
325 atexit(undo_bm_read_all_d1);
327 /*NumTextures = */ cfile_read_int(fp);
328 //bitmap_index_read_n(Textures, D1_MAX_TEXTURES, fp );
329 //for (i = 0; i < D1_MAX_TEXTURES; i++)
330 // Textures[i].index = cfile_read_short(fp) + 600;
331 //cfseek(fp, D1_MAX_TEXTURES * sizeof(short), SEEK_CUR);
332 MALLOC(d2_Textures_backup, short, D1_LAST_STATIC_TMAP_NUM);
333 for (i = 0; i < D1_LAST_STATIC_TMAP_NUM; i++) {
334 d2_Textures_backup[i] = Textures[i].index;
335 Textures[i].index = cfile_read_short(fp) + 521;
337 cfseek(fp, (D1_MAX_TEXTURES - D1_LAST_STATIC_TMAP_NUM) * sizeof(short), SEEK_CUR);
339 //tmap_info_read_n_d1(TmapInfo, D1_MAX_TEXTURES, fp);
340 cfseek(fp, D1_MAX_TEXTURES * D1_TMAP_INFO_SIZE, SEEK_CUR);
343 cfread( Sounds, sizeof(ubyte), D1_MAX_SOUNDS, fp );
344 cfread( AltSounds, sizeof(ubyte), D1_MAX_SOUNDS, fp );
345 */cfseek(fp, D1_MAX_SOUNDS * 2, SEEK_CUR);
347 /*Num_vclips = */ cfile_read_int(fp);
348 //vclip_read_n(Vclip, D1_MAX_VCLIPS, fp);
349 cfseek(fp, D1_MAX_VCLIPS * D1_VCLIP_SIZE, SEEK_CUR);
352 Num_effects = cfile_read_int(fp);
353 eclip_read_n(Effects, D1_MAX_EFFECTS, fp);
355 Num_wall_anims = cfile_read_int(fp);
356 wclip_read_n_d1(WallAnims, D1_MAX_WALL_ANIMS, fp);
360 N_robot_types = cfile_read_int(fp);
361 //robot_info_read_n(Robot_info, D1_MAX_ROBOT_TYPES, fp);
362 cfseek(fp, D1_MAX_ROBOT_TYPES * D1_ROBOT_INFO_SIZE, SEEK_CUR);
364 N_robot_joints = cfile_read_int(fp);
365 jointpos_read_n(Robot_joints, D1_MAX_ROBOT_JOINTS, fp);
367 N_weapon_types = cfile_read_int(fp);
368 //weapon_info_read_n(Weapon_info, D1_MAX_WEAPON_TYPES, fp, Piggy_hamfile_version);
369 cfseek(fp, D1_MAX_WEAPON_TYPES * D1_WEAPON_INFO_SIZE, SEEK_CUR);
371 N_powerup_types = cfile_read_int(fp);
372 powerup_type_info_read_n(Powerup_info, D1_MAX_POWERUP_TYPES, fp);
375 /* in the following code are bugs, solved by hack
376 N_polygon_models = cfile_read_int(fp);
377 polymodel_read_n(Polygon_models, N_polygon_models, fp);
378 for (i=0; i<N_polygon_models; i++ )
379 polygon_model_data_read(&Polygon_models[i], fp);
380 */cfseek(fp, 521490-160, SEEK_SET); // OK, I admit, this is a dirty hack
381 //bitmap_index_read_n(Gauges, D1_MAX_GAUGE_BMS, fp);
382 cfseek(fp, D1_MAX_GAUGE_BMS * sizeof(bitmap_index), SEEK_CUR);
385 for (i = 0; i < D1_MAX_POLYGON_MODELS; i++)
386 Dying_modelnums[i] = cfile_read_int(fp);
387 for (i = 0; i < D1_MAX_POLYGON_MODELS; i++)
388 Dead_modelnums[i] = cfile_read_int(fp);
389 */ cfseek(fp, D1_MAX_POLYGON_MODELS * 8, SEEK_CUR);
391 //bitmap_index_read_n(ObjBitmaps, D1_MAX_OBJ_BITMAPS, fp);
392 cfseek(fp, D1_MAX_OBJ_BITMAPS * sizeof(bitmap_index), SEEK_CUR);
393 for (i = 0; i < D1_MAX_OBJ_BITMAPS; i++)
394 cfseek(fp, 2, SEEK_CUR);//ObjBitmapPtrs[i] = cfile_read_short(fp);
396 //player_ship_read(&only_player_ship, fp);
397 cfseek(fp, sizeof(player_ship), SEEK_CUR);
399 /*Num_cockpits = */ cfile_read_int(fp);
400 //bitmap_index_read_n(cockpit_bitmap, D1_MAX_COCKPIT_BITMAPS, fp);
401 cfseek(fp, D1_MAX_COCKPIT_BITMAPS * sizeof(bitmap_index), SEEK_CUR);
404 cfread( Sounds, sizeof(ubyte), D1_MAX_SOUNDS, fp );
405 cfread( AltSounds, sizeof(ubyte), D1_MAX_SOUNDS, fp );
406 */cfseek(fp, D1_MAX_SOUNDS * 2, SEEK_CUR);
408 /*Num_total_object_types = */ cfile_read_int( fp );
410 cfread( ObjType, sizeof(byte), D1_MAX_OBJTYPE, fp );
411 cfread( ObjId, sizeof(byte), D1_MAX_OBJTYPE, fp );
412 for (i=0; i<D1_MAX_OBJTYPE; i++ )
413 ObjStrength[i] = cfile_read_int( fp );
414 */ cfseek(fp, D1_MAX_OBJTYPE * 6, SEEK_CUR);
416 /*First_multi_bitmap_num =*/ cfile_read_int(fp);
417 /*Reactors[0].n_guns = */ cfile_read_int( fp );
418 /*for (i=0; i<4; i++)
419 cfile_read_vector(&(Reactors[0].gun_points[i]), fp);
421 cfile_read_vector(&(Reactors[0].gun_dirs[i]), fp);
422 */cfseek(fp, 8 * 12, SEEK_CUR);
424 /*exit_modelnum = */ cfile_read_int(fp);
425 /*destroyed_exit_modelnum = */ cfile_read_int(fp);
428 #endif // if 0, old code for reading descent 1 textures
430 //these values are the number of each item in the release of d2
431 //extra items added after the release get written in an additional hamfile
432 #define N_D2_ROBOT_TYPES 66
433 #define N_D2_ROBOT_JOINTS 1145
434 #define N_D2_POLYGON_MODELS 166
435 #define N_D2_OBJBITMAPS 422
436 #define N_D2_OBJBITMAPPTRS 502
437 #define N_D2_WEAPON_TYPES 62
439 extern int Num_bitmap_files;
440 int extra_bitmap_num = 0;
442 void bm_free_extra_objbitmaps()
446 if (!extra_bitmap_num)
447 extra_bitmap_num = Num_bitmap_files;
449 for (i = Num_bitmap_files; i < extra_bitmap_num; i++)
452 d_free(GameBitmaps[i].bm_data);
454 extra_bitmap_num = Num_bitmap_files;
457 void bm_free_extra_models()
459 while (N_polygon_models > N_D2_POLYGON_MODELS)
460 free_model(&Polygon_models[--N_polygon_models]);
461 while (N_polygon_models > exit_modelnum)
462 free_model(&Polygon_models[--N_polygon_models]);
465 //type==1 means 1.1, type==2 means 1.2 (with weapons)
466 void bm_read_extra_robots(char *fname,int type)
472 fp = cfopen(fname,"rb");
477 sig = cfile_read_int(fp);
478 if (sig != MAKE_SIG('X','H','A','M'))
480 version = cfile_read_int(fp);
485 bm_free_extra_models();
486 bm_free_extra_objbitmaps();
490 t = cfile_read_int(fp);
491 N_weapon_types = N_D2_WEAPON_TYPES+t;
492 if (N_weapon_types >= MAX_WEAPON_TYPES)
493 Error("Too many weapons (%d) in <%s>. Max is %d.",t,fname,MAX_WEAPON_TYPES-N_D2_WEAPON_TYPES);
494 weapon_info_read_n(&Weapon_info[N_D2_WEAPON_TYPES], t, fp, 3);
496 //now read robot info
498 t = cfile_read_int(fp);
499 N_robot_types = N_D2_ROBOT_TYPES+t;
500 if (N_robot_types >= MAX_ROBOT_TYPES)
501 Error("Too many robots (%d) in <%s>. Max is %d.",t,fname,MAX_ROBOT_TYPES-N_D2_ROBOT_TYPES);
502 robot_info_read_n(&Robot_info[N_D2_ROBOT_TYPES], t, fp);
504 t = cfile_read_int(fp);
505 N_robot_joints = N_D2_ROBOT_JOINTS+t;
506 if (N_robot_joints >= MAX_ROBOT_JOINTS)
507 Error("Too many robot joints (%d) in <%s>. Max is %d.",t,fname,MAX_ROBOT_JOINTS-N_D2_ROBOT_JOINTS);
508 jointpos_read_n(&Robot_joints[N_D2_ROBOT_JOINTS], t, fp);
510 t = cfile_read_int(fp);
511 N_polygon_models = N_D2_POLYGON_MODELS+t;
512 if (N_polygon_models >= MAX_POLYGON_MODELS)
513 Error("Too many polygon models (%d) in <%s>. Max is %d.",t,fname,MAX_POLYGON_MODELS-N_D2_POLYGON_MODELS);
514 polymodel_read_n(&Polygon_models[N_D2_POLYGON_MODELS], t, fp);
516 for (i=N_D2_POLYGON_MODELS; i<N_polygon_models; i++ )
517 polygon_model_data_read(&Polygon_models[i], fp);
519 for (i = N_D2_POLYGON_MODELS; i < N_polygon_models; i++)
520 Dying_modelnums[i] = cfile_read_int(fp);
521 for (i = N_D2_POLYGON_MODELS; i < N_polygon_models; i++)
522 Dead_modelnums[i] = cfile_read_int(fp);
524 t = cfile_read_int(fp);
525 if (N_D2_OBJBITMAPS+t >= MAX_OBJ_BITMAPS)
526 Error("Too many object bitmaps (%d) in <%s>. Max is %d.",t,fname,MAX_OBJ_BITMAPS-N_D2_OBJBITMAPS);
527 bitmap_index_read_n(&ObjBitmaps[N_D2_OBJBITMAPS], t, fp);
529 t = cfile_read_int(fp);
530 if (N_D2_OBJBITMAPPTRS+t >= MAX_OBJ_BITMAPS)
531 Error("Too many object bitmap pointers (%d) in <%s>. Max is %d.",t,fname,MAX_OBJ_BITMAPS-N_D2_OBJBITMAPPTRS);
532 for (i = N_D2_OBJBITMAPPTRS; i < (N_D2_OBJBITMAPPTRS + t); i++)
533 ObjBitmapPtrs[i] = cfile_read_short(fp);
538 extern void change_filename_extension( char *dest, char *src, char *new_ext );
540 int Robot_replacements_loaded = 0;
542 void load_robot_replacements(char *level_name)
546 char ifile_name[FILENAME_LEN];
548 change_filename_extension(ifile_name, level_name, ".HXM" );
550 fp = cfopen(ifile_name,"rb");
552 if (!fp) //no robot replacement file
555 t = cfile_read_int(fp); //read id "HXM!"
557 Error("ID of HXM! file incorrect");
559 t = cfile_read_int(fp); //read version
561 Error("HXM! version too old (%d)",t);
563 t = cfile_read_int(fp); //read number of robots
565 i = cfile_read_int(fp); //read robot number
566 if (i<0 || i>=N_robot_types)
567 Error("Robots number (%d) out of range in (%s). Range = [0..%d].",i,level_name,N_robot_types-1);
568 robot_info_read_n(&Robot_info[i], 1, fp);
571 t = cfile_read_int(fp); //read number of joints
573 i = cfile_read_int(fp); //read joint number
574 if (i<0 || i>=N_robot_joints)
575 Error("Robots joint (%d) out of range in (%s). Range = [0..%d].",i,level_name,N_robot_joints-1);
576 jointpos_read_n(&Robot_joints[i], 1, fp);
579 t = cfile_read_int(fp); //read number of polygon models
582 i = cfile_read_int(fp); //read model number
583 if (i<0 || i>=N_polygon_models)
584 Error("Polygon model (%d) out of range in (%s). Range = [0..%d].",i,level_name,N_polygon_models-1);
585 polymodel_read(&Polygon_models[i], fp);
587 free_model(&Polygon_models[i]);
588 polygon_model_data_read(&Polygon_models[i], fp);
590 Dying_modelnums[i] = cfile_read_int(fp);
591 Dead_modelnums[i] = cfile_read_int(fp);
594 t = cfile_read_int(fp); //read number of objbitmaps
596 i = cfile_read_int(fp); //read objbitmap number
597 if (i<0 || i>=MAX_OBJ_BITMAPS)
598 Error("Object bitmap number (%d) out of range in (%s). Range = [0..%d].",i,level_name,MAX_OBJ_BITMAPS-1);
599 bitmap_index_read(&ObjBitmaps[i], fp);
602 t = cfile_read_int(fp); //read number of objbitmapptrs
604 i = cfile_read_int(fp); //read objbitmapptr number
605 if (i<0 || i>=MAX_OBJ_BITMAPS)
606 Error("Object bitmap pointer (%d) out of range in (%s). Range = [0..%d].",i,level_name,MAX_OBJ_BITMAPS-1);
607 ObjBitmapPtrs[i] = cfile_read_short(fp);
615 * Routines for loading exit models
617 * Used by d1 levels (including some add-ons), and by d2 shareware.
618 * Could potentially be used by d2 add-on levels, but only if they
619 * don't use "extra" robots...
622 // formerly exitmodel_bm_load_sub
623 bitmap_index read_extra_bitmap_iff( char * filename )
625 bitmap_index bitmap_num;
626 grs_bitmap * new = &GameBitmaps[extra_bitmap_num];
628 int iff_error; //reference parm to avoid warning message
630 bitmap_num.index = 0;
632 //MALLOC( new, grs_bitmap, 1 );
633 iff_error = iff_read_bitmap(filename,new,BM_LINEAR,newpal);
635 if (iff_error != IFF_NO_ERROR) {
636 con_printf(CON_DEBUG, "Error loading exit model bitmap <%s> - IFF error: %s\n", filename, iff_errormsg(iff_error));
640 if ( iff_has_transparency )
641 gr_remap_bitmap_good( new, newpal, iff_transparent_color, 254 );
643 gr_remap_bitmap_good( new, newpal, -1, 254 );
645 new->avg_color = 0; //compute_average_pixel(new);
647 bitmap_num.index = extra_bitmap_num;
649 GameBitmaps[extra_bitmap_num++] = *new;
655 // formerly load_exit_model_bitmap
656 grs_bitmap *bm_load_extra_objbitmap(char *name)
658 Assert(N_ObjBitmaps < MAX_OBJ_BITMAPS);
661 ObjBitmaps[N_ObjBitmaps] = read_extra_bitmap_iff(name);
663 if (ObjBitmaps[N_ObjBitmaps].index == 0)
665 char *name2 = d_strdup(name);
666 *strrchr(name2, '.') = '\0';
667 ObjBitmaps[N_ObjBitmaps] = read_extra_bitmap_d1_pig(name2);
670 if (ObjBitmaps[N_ObjBitmaps].index == 0)
673 if (GameBitmaps[ObjBitmaps[N_ObjBitmaps].index].bm_w!=64 || GameBitmaps[ObjBitmaps[N_ObjBitmaps].index].bm_h!=64)
674 Error("Bitmap <%s> is not 64x64",name);
675 ObjBitmapPtrs[N_ObjBitmaps] = N_ObjBitmaps;
677 Assert(N_ObjBitmaps < MAX_OBJ_BITMAPS);
678 return &GameBitmaps[ObjBitmaps[N_ObjBitmaps-1].index];
683 void ogl_cache_polymodel_textures(int model_num);
686 int load_exit_models()
691 bm_free_extra_models();
692 bm_free_extra_objbitmaps();
694 start_num = N_ObjBitmaps;
695 if (!bm_load_extra_objbitmap("steel1.bbm") ||
696 !bm_load_extra_objbitmap("rbot061.bbm") ||
697 !bm_load_extra_objbitmap("rbot062.bbm") ||
698 !bm_load_extra_objbitmap("steel1.bbm") ||
699 !bm_load_extra_objbitmap("rbot061.bbm") ||
700 !bm_load_extra_objbitmap("rbot063.bbm"))
702 con_printf(CON_NORMAL, "Can't load exit models!\n");
707 exit_hamfile = cfopen("exit.ham","rb");
709 exit_hamfile = cfopen(":Data:exit.ham","rb");
712 exit_modelnum = N_polygon_models++;
713 destroyed_exit_modelnum = N_polygon_models++;
714 polymodel_read(&Polygon_models[exit_modelnum], exit_hamfile);
715 polymodel_read(&Polygon_models[destroyed_exit_modelnum], exit_hamfile);
716 Polygon_models[exit_modelnum].first_texture = start_num;
717 Polygon_models[destroyed_exit_modelnum].first_texture = start_num+3;
719 polygon_model_data_read(&Polygon_models[exit_modelnum], exit_hamfile);
721 polygon_model_data_read(&Polygon_models[destroyed_exit_modelnum], exit_hamfile);
723 cfclose(exit_hamfile);
725 } else if (cfexist("exit01.pof") && cfexist("exit01d.pof")) {
727 exit_modelnum = load_polygon_model("exit01.pof", 3, start_num, NULL);
728 destroyed_exit_modelnum = load_polygon_model("exit01d.pof", 3, start_num + 3, NULL);
731 ogl_cache_polymodel_textures(exit_modelnum);
732 ogl_cache_polymodel_textures(destroyed_exit_modelnum);
735 else if (cfexist(D1_PIGFILE))
739 exit_hamfile = cfopen(D1_PIGFILE, "rb");
740 switch (cfilelength(exit_hamfile)) { //total hack for loading models
742 offset = 91848; /* and 92582 */
743 offset2 = 383390; /* and 394022 */
746 case D1_SHAREWARE_10_PIGSIZE:
747 case D1_SHAREWARE_PIGSIZE:
748 Int3(); /* exit models should be in .pofs */
751 case D1_MAC_SHARE_PIGSIZE:
752 con_printf(CON_NORMAL, "Can't load exit models!\n");
755 cfseek(exit_hamfile, offset, SEEK_SET);
756 exit_modelnum = N_polygon_models++;
757 destroyed_exit_modelnum = N_polygon_models++;
758 polymodel_read(&Polygon_models[exit_modelnum], exit_hamfile);
759 polymodel_read(&Polygon_models[destroyed_exit_modelnum], exit_hamfile);
760 Polygon_models[exit_modelnum].first_texture = start_num;
761 Polygon_models[destroyed_exit_modelnum].first_texture = start_num+3;
763 cfseek(exit_hamfile, offset2, SEEK_SET);
764 polygon_model_data_read(&Polygon_models[exit_modelnum], exit_hamfile);
765 polygon_model_data_read(&Polygon_models[destroyed_exit_modelnum], exit_hamfile);
767 cfclose(exit_hamfile);
769 con_printf(CON_NORMAL, "Can't load exit models!\n");
773 atexit(bm_free_extra_objbitmaps);