1 /* $Id: bm.c,v 1.27 2003-03-25 08:19:12 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);
155 extern int Num_bitmap_files;
156 int extra_bitmap_num;
158 bitmap_index exitmodel_bm_load_sub( char * filename )
160 bitmap_index bitmap_num;
161 grs_bitmap * new = &GameBitmaps[extra_bitmap_num];
163 int iff_error; //reference parm to avoid warning message
165 bitmap_num.index = 0;
167 //MALLOC( new, grs_bitmap, 1 );
168 iff_error = iff_read_bitmap(filename,new,BM_LINEAR,newpal);
170 if (iff_error != IFF_NO_ERROR) {
171 con_printf(CON_DEBUG, "Error loading exit model bitmap <%s> - IFF error: %s\n", filename, iff_errormsg(iff_error));
175 if ( iff_has_transparency )
176 gr_remap_bitmap_good( new, newpal, iff_transparent_color, 254 );
178 gr_remap_bitmap_good( new, newpal, -1, 254 );
180 new->avg_color = 0; //compute_average_pixel(new);
182 bitmap_num.index = extra_bitmap_num;
184 GameBitmaps[extra_bitmap_num++] = *new;
190 grs_bitmap *load_exit_model_bitmap(char *name)
192 Assert(N_ObjBitmaps < MAX_OBJ_BITMAPS);
195 ObjBitmaps[N_ObjBitmaps] = exitmodel_bm_load_sub(name);
197 if (ObjBitmaps[N_ObjBitmaps].index == 0)
199 char *name2 = d_strdup(name);
200 *strrchr(name2, '.') = '\0';
201 ObjBitmaps[N_ObjBitmaps] = read_extra_d1_bitmap(name2);
204 if (ObjBitmaps[N_ObjBitmaps].index == 0)
207 if (GameBitmaps[ObjBitmaps[N_ObjBitmaps].index].bm_w!=64 || GameBitmaps[ObjBitmaps[N_ObjBitmaps].index].bm_h!=64)
208 Error("Bitmap <%s> is not 64x64",name);
209 ObjBitmapPtrs[N_ObjBitmaps] = N_ObjBitmaps;
211 Assert(N_ObjBitmaps < MAX_OBJ_BITMAPS);
212 return &GameBitmaps[ObjBitmaps[N_ObjBitmaps-1].index];
217 bm_free_extra_bitmaps()
221 for (i = Num_bitmap_files; i < extra_bitmap_num; i++)
222 d_free(GameBitmaps[i].bm_data);
223 extra_bitmap_num = Num_bitmap_files;
228 void ogl_cache_polymodel_textures(int model_num);
231 int load_exit_models()
236 start_num = N_ObjBitmaps;
237 extra_bitmap_num = Num_bitmap_files;
238 if (!load_exit_model_bitmap("steel1.bbm") ||
239 !load_exit_model_bitmap("rbot061.bbm") ||
240 !load_exit_model_bitmap("rbot062.bbm") ||
241 !load_exit_model_bitmap("steel1.bbm") ||
242 !load_exit_model_bitmap("rbot061.bbm") ||
243 !load_exit_model_bitmap("rbot063.bbm"))
245 Warning("Can't load exit models!\n");
250 exit_hamfile = cfopen("exit.ham","rb");
252 exit_hamfile = cfopen(":Data:exit.ham","rb");
255 polymodel_read(&Polygon_models[exit_modelnum], exit_hamfile);
256 polymodel_read(&Polygon_models[destroyed_exit_modelnum], exit_hamfile);
257 Polygon_models[exit_modelnum].first_texture = start_num;
258 Polygon_models[destroyed_exit_modelnum].first_texture = start_num+3;
260 polygon_model_data_read(&Polygon_models[exit_modelnum], exit_hamfile);
262 polygon_model_data_read(&Polygon_models[destroyed_exit_modelnum], exit_hamfile);
264 cfclose(exit_hamfile);
266 } else if (cfexist("exit01.pof") && cfexist("exit01d.pof")) {
268 exit_modelnum = load_polygon_model("exit01.pof", 3, start_num, NULL);
269 destroyed_exit_modelnum = load_polygon_model("exit01d.pof", 3, start_num + 3, NULL);
272 ogl_cache_polymodel_textures(exit_modelnum);
273 ogl_cache_polymodel_textures(destroyed_exit_modelnum);
277 Warning("Can't load exit models!\n");
281 atexit(bm_free_extra_bitmaps);
287 //-----------------------------------------------------------------
288 // Read data from piggy.
289 // This is called when the editor is OUT.
290 // If editor is in, bm_init_use_table() is called.
293 init_polygon_models();
294 if (! piggy_init()) // This calls bm_read_all
295 Error("Cannot open pig and/or ham file");
299 init_endlevel(); //this is in bm_init_use_tbl(), so I gues it goes here
304 void bm_read_all(CFILE * fp)
308 NumTextures = cfile_read_int(fp);
309 bitmap_index_read_n(Textures, NumTextures, fp );
310 tmap_info_read_n(TmapInfo, NumTextures, fp);
312 t = cfile_read_int(fp);
313 cfread( Sounds, sizeof(ubyte), t, fp );
314 cfread( AltSounds, sizeof(ubyte), t, fp );
316 Num_vclips = cfile_read_int(fp);
317 vclip_read_n(Vclip, Num_vclips, fp);
319 Num_effects = cfile_read_int(fp);
320 eclip_read_n(Effects, Num_effects, fp);
322 Num_wall_anims = cfile_read_int(fp);
323 wclip_read_n(WallAnims, Num_wall_anims, fp);
325 N_robot_types = cfile_read_int(fp);
326 robot_info_read_n(Robot_info, N_robot_types, fp);
328 N_robot_joints = cfile_read_int(fp);
329 jointpos_read_n(Robot_joints, N_robot_joints, fp);
331 N_weapon_types = cfile_read_int(fp);
332 weapon_info_read_n(Weapon_info, N_weapon_types, fp, Piggy_hamfile_version);
334 N_powerup_types = cfile_read_int(fp);
335 powerup_type_info_read_n(Powerup_info, N_powerup_types, fp);
337 N_polygon_models = cfile_read_int(fp);
338 polymodel_read_n(Polygon_models, N_polygon_models, fp);
340 for (i=0; i<N_polygon_models; i++ )
341 polygon_model_data_read(&Polygon_models[i], fp);
343 for (i = 0; i < N_polygon_models; i++)
344 Dying_modelnums[i] = cfile_read_int(fp);
345 for (i = 0; i < N_polygon_models; i++)
346 Dead_modelnums[i] = cfile_read_int(fp);
348 t = cfile_read_int(fp);
349 bitmap_index_read_n(Gauges, t, fp);
350 bitmap_index_read_n(Gauges_hires, t, fp);
352 N_ObjBitmaps = cfile_read_int(fp);
353 bitmap_index_read_n(ObjBitmaps, N_ObjBitmaps, fp);
354 for (i = 0; i < N_ObjBitmaps; i++)
355 ObjBitmapPtrs[i] = cfile_read_short(fp);
357 player_ship_read(&only_player_ship, fp);
359 Num_cockpits = cfile_read_int(fp);
360 bitmap_index_read_n(cockpit_bitmap, Num_cockpits, fp);
362 //@@ cfread( &Num_total_object_types, sizeof(int), 1, fp );
363 //@@ cfread( ObjType, sizeof(byte), Num_total_object_types, fp );
364 //@@ cfread( ObjId, sizeof(byte), Num_total_object_types, fp );
365 //@@ cfread( ObjStrength, sizeof(fix), Num_total_object_types, fp );
367 First_multi_bitmap_num = cfile_read_int(fp);
369 Num_reactors = cfile_read_int(fp);
370 reactor_read_n(Reactors, Num_reactors, fp);
372 Marker_model_num = cfile_read_int(fp);
374 //@@cfread( &N_controlcen_guns, sizeof(int), 1, fp );
375 //@@cfread( controlcen_gun_points, sizeof(vms_vector), N_controlcen_guns, fp );
376 //@@cfread( controlcen_gun_dirs, sizeof(vms_vector), N_controlcen_guns, fp );
378 if (Piggy_hamfile_version < 3) {
379 exit_modelnum = cfile_read_int(fp);
380 destroyed_exit_modelnum = cfile_read_int(fp);
382 exit_modelnum = N_polygon_models++;
383 destroyed_exit_modelnum = N_polygon_models++;
384 Polygon_models[exit_modelnum].model_data = NULL;
385 Polygon_models[destroyed_exit_modelnum].model_data = NULL;
389 #define D1_MAX_TEXTURES 800
390 #define D1_MAX_SOUNDS 250
391 #define D1_MAX_VCLIPS 70
392 #define D1_MAX_EFFECTS 60
393 #define D1_MAX_WALL_ANIMS 30
394 #define D1_MAX_ROBOT_TYPES 30
395 #define D1_MAX_ROBOT_JOINTS 600
396 #define D1_MAX_WEAPON_TYPES 30
397 #define D1_MAX_POWERUP_TYPES 29
398 #define D1_MAX_GAUGE_BMS 80
399 #define D1_MAX_OBJ_BITMAPS 210
400 #define D1_MAX_COCKPIT_BITMAPS 4
401 #define D1_MAX_OBJTYPE 100
402 #define D1_MAX_POLYGON_MODELS 85
404 #define D1_TMAP_INFO_SIZE 26
405 #define D1_VCLIP_SIZE 66
406 #define D1_ROBOT_INFO_SIZE 486
407 #define D1_WEAPON_INFO_SIZE 115
409 #define D1_LAST_STATIC_TMAP_NUM 324
411 // store the Textures[] array as read from the descent 2 pig.
412 short *d2_Textures_backup = NULL;
414 void undo_bm_read_all_d1() {
415 if (d2_Textures_backup) {
417 for (i = 0; i < D1_LAST_STATIC_TMAP_NUM; i++)
418 Textures[i].index = d2_Textures_backup[i];
419 d_free(d2_Textures_backup);
420 d2_Textures_backup = NULL;
425 * used by piggy_d1_init to read in descent 1 pigfile
427 void bm_read_all_d1(CFILE * fp)
431 atexit(undo_bm_read_all_d1);
433 /*NumTextures = */ cfile_read_int(fp);
434 //bitmap_index_read_n(Textures, D1_MAX_TEXTURES, fp );
435 //for (i = 0; i < D1_MAX_TEXTURES; i++)
436 // Textures[i].index = cfile_read_short(fp) + 600;
437 //cfseek(fp, D1_MAX_TEXTURES * sizeof(short), SEEK_CUR);
438 MALLOC(d2_Textures_backup, short, D1_LAST_STATIC_TMAP_NUM);
439 for (i = 0; i < D1_LAST_STATIC_TMAP_NUM; i++) {
440 d2_Textures_backup[i] = Textures[i].index;
441 Textures[i].index = cfile_read_short(fp) + 521;
443 cfseek(fp, (D1_MAX_TEXTURES - D1_LAST_STATIC_TMAP_NUM) * sizeof(short), SEEK_CUR);
445 //tmap_info_read_n_d1(TmapInfo, D1_MAX_TEXTURES, fp);
446 cfseek(fp, D1_MAX_TEXTURES * D1_TMAP_INFO_SIZE, SEEK_CUR);
449 cfread( Sounds, sizeof(ubyte), D1_MAX_SOUNDS, fp );
450 cfread( AltSounds, sizeof(ubyte), D1_MAX_SOUNDS, fp );
451 */cfseek(fp, D1_MAX_SOUNDS * 2, SEEK_CUR);
453 /*Num_vclips = */ cfile_read_int(fp);
454 //vclip_read_n(Vclip, D1_MAX_VCLIPS, fp);
455 cfseek(fp, D1_MAX_VCLIPS * D1_VCLIP_SIZE, SEEK_CUR);
458 Num_effects = cfile_read_int(fp);
459 eclip_read_n(Effects, D1_MAX_EFFECTS, fp);
461 Num_wall_anims = cfile_read_int(fp);
462 wclip_read_n_d1(WallAnims, D1_MAX_WALL_ANIMS, fp);
466 N_robot_types = cfile_read_int(fp);
467 //robot_info_read_n(Robot_info, D1_MAX_ROBOT_TYPES, fp);
468 cfseek(fp, D1_MAX_ROBOT_TYPES * D1_ROBOT_INFO_SIZE, SEEK_CUR);
470 N_robot_joints = cfile_read_int(fp);
471 jointpos_read_n(Robot_joints, D1_MAX_ROBOT_JOINTS, fp);
473 N_weapon_types = cfile_read_int(fp);
474 //weapon_info_read_n(Weapon_info, D1_MAX_WEAPON_TYPES, fp, Piggy_hamfile_version);
475 cfseek(fp, D1_MAX_WEAPON_TYPES * D1_WEAPON_INFO_SIZE, SEEK_CUR);
477 N_powerup_types = cfile_read_int(fp);
478 powerup_type_info_read_n(Powerup_info, D1_MAX_POWERUP_TYPES, fp);
481 /* in the following code are bugs, solved by hack
482 N_polygon_models = cfile_read_int(fp);
483 polymodel_read_n(Polygon_models, N_polygon_models, fp);
484 for (i=0; i<N_polygon_models; i++ )
485 polygon_model_data_read(&Polygon_models[i], fp);
486 */cfseek(fp, 521490-160, SEEK_SET); // OK, I admit, this is a dirty hack
487 //bitmap_index_read_n(Gauges, D1_MAX_GAUGE_BMS, fp);
488 cfseek(fp, D1_MAX_GAUGE_BMS * sizeof(bitmap_index), SEEK_CUR);
491 for (i = 0; i < D1_MAX_POLYGON_MODELS; i++)
492 Dying_modelnums[i] = cfile_read_int(fp);
493 for (i = 0; i < D1_MAX_POLYGON_MODELS; i++)
494 Dead_modelnums[i] = cfile_read_int(fp);
495 */ cfseek(fp, D1_MAX_POLYGON_MODELS * 8, SEEK_CUR);
497 //bitmap_index_read_n(ObjBitmaps, D1_MAX_OBJ_BITMAPS, fp);
498 cfseek(fp, D1_MAX_OBJ_BITMAPS * sizeof(bitmap_index), SEEK_CUR);
499 for (i = 0; i < D1_MAX_OBJ_BITMAPS; i++)
500 cfseek(fp, 2, SEEK_CUR);//ObjBitmapPtrs[i] = cfile_read_short(fp);
502 //player_ship_read(&only_player_ship, fp);
503 cfseek(fp, sizeof(player_ship), SEEK_CUR);
505 /*Num_cockpits = */ cfile_read_int(fp);
506 //bitmap_index_read_n(cockpit_bitmap, D1_MAX_COCKPIT_BITMAPS, fp);
507 cfseek(fp, D1_MAX_COCKPIT_BITMAPS * sizeof(bitmap_index), SEEK_CUR);
510 cfread( Sounds, sizeof(ubyte), D1_MAX_SOUNDS, fp );
511 cfread( AltSounds, sizeof(ubyte), D1_MAX_SOUNDS, fp );
512 */cfseek(fp, D1_MAX_SOUNDS * 2, SEEK_CUR);
514 /*Num_total_object_types = */ cfile_read_int( fp );
516 cfread( ObjType, sizeof(byte), D1_MAX_OBJTYPE, fp );
517 cfread( ObjId, sizeof(byte), D1_MAX_OBJTYPE, fp );
518 for (i=0; i<D1_MAX_OBJTYPE; i++ )
519 ObjStrength[i] = cfile_read_int( fp );
520 */ cfseek(fp, D1_MAX_OBJTYPE * 6, SEEK_CUR);
522 /*First_multi_bitmap_num =*/ cfile_read_int(fp);
523 /*Reactors[0].n_guns = */ cfile_read_int( fp );
524 /*for (i=0; i<4; i++)
525 cfile_read_vector(&(Reactors[0].gun_points[i]), fp);
527 cfile_read_vector(&(Reactors[0].gun_dirs[i]), fp);
528 */cfseek(fp, 8 * 12, SEEK_CUR);
530 /*exit_modelnum = */ cfile_read_int(fp);
531 /*destroyed_exit_modelnum = */ cfile_read_int(fp);
534 //these values are the number of each item in the release of d2
535 //extra items added after the release get written in an additional hamfile
536 #define N_D2_ROBOT_TYPES 66
537 #define N_D2_ROBOT_JOINTS 1145
538 #define N_D2_POLYGON_MODELS 166 + 2 // add 2 for exit models
539 #define N_D2_OBJBITMAPS 422
540 #define N_D2_OBJBITMAPPTRS 502
541 #define N_D2_WEAPON_TYPES 62
543 void bm_free_extra_robots()
545 while (N_polygon_models > N_D2_POLYGON_MODELS)
546 free_model(&Polygon_models[--N_polygon_models]);
549 //type==1 means 1.1, type==2 means 1.2 (with weapons)
550 void bm_read_extra_robots(char *fname,int type)
556 fp = cfopen(fname,"rb");
561 sig = cfile_read_int(fp);
562 if (sig != MAKE_SIG('X','H','A','M'))
564 version = cfile_read_int(fp);
569 bm_free_extra_robots();
573 t = cfile_read_int(fp);
574 N_weapon_types = N_D2_WEAPON_TYPES+t;
575 if (N_weapon_types >= MAX_WEAPON_TYPES)
576 Error("Too many weapons (%d) in <%s>. Max is %d.",t,fname,MAX_WEAPON_TYPES-N_D2_WEAPON_TYPES);
577 weapon_info_read_n(&Weapon_info[N_D2_WEAPON_TYPES], t, fp, 3);
579 //now read robot info
581 t = cfile_read_int(fp);
582 N_robot_types = N_D2_ROBOT_TYPES+t;
583 if (N_robot_types >= MAX_ROBOT_TYPES)
584 Error("Too many robots (%d) in <%s>. Max is %d.",t,fname,MAX_ROBOT_TYPES-N_D2_ROBOT_TYPES);
585 robot_info_read_n(&Robot_info[N_D2_ROBOT_TYPES], t, fp);
587 t = cfile_read_int(fp);
588 N_robot_joints = N_D2_ROBOT_JOINTS+t;
589 if (N_robot_joints >= MAX_ROBOT_JOINTS)
590 Error("Too many robot joints (%d) in <%s>. Max is %d.",t,fname,MAX_ROBOT_JOINTS-N_D2_ROBOT_JOINTS);
591 jointpos_read_n(&Robot_joints[N_D2_ROBOT_JOINTS], t, fp);
593 t = cfile_read_int(fp);
594 N_polygon_models = N_D2_POLYGON_MODELS+t;
595 if (N_polygon_models >= MAX_POLYGON_MODELS)
596 Error("Too many polygon models (%d) in <%s>. Max is %d.",t,fname,MAX_POLYGON_MODELS-N_D2_POLYGON_MODELS);
597 polymodel_read_n(&Polygon_models[N_D2_POLYGON_MODELS], t, fp);
599 for (i=N_D2_POLYGON_MODELS; i<N_polygon_models; i++ )
600 polygon_model_data_read(&Polygon_models[i], fp);
602 for (i = N_D2_POLYGON_MODELS; i < N_polygon_models; i++)
603 Dying_modelnums[i] = cfile_read_int(fp);
604 for (i = N_D2_POLYGON_MODELS; i < N_polygon_models; i++)
605 Dead_modelnums[i] = cfile_read_int(fp);
607 t = cfile_read_int(fp);
608 if (N_D2_OBJBITMAPS+t >= MAX_OBJ_BITMAPS)
609 Error("Too many object bitmaps (%d) in <%s>. Max is %d.",t,fname,MAX_OBJ_BITMAPS-N_D2_OBJBITMAPS);
610 bitmap_index_read_n(&ObjBitmaps[N_D2_OBJBITMAPS], t, fp);
612 t = cfile_read_int(fp);
613 if (N_D2_OBJBITMAPPTRS+t >= MAX_OBJ_BITMAPS)
614 Error("Too many object bitmap pointers (%d) in <%s>. Max is %d.",t,fname,MAX_OBJ_BITMAPS-N_D2_OBJBITMAPPTRS);
615 for (i = N_D2_OBJBITMAPPTRS; i < (N_D2_OBJBITMAPPTRS + t); i++)
616 ObjBitmapPtrs[i] = cfile_read_short(fp);
621 extern void change_filename_extension( char *dest, char *src, char *new_ext );
623 int Robot_replacements_loaded = 0;
625 void load_robot_replacements(char *level_name)
629 char ifile_name[FILENAME_LEN];
631 change_filename_extension(ifile_name, level_name, ".HXM" );
633 fp = cfopen(ifile_name,"rb");
635 if (!fp) //no robot replacement file
638 t = cfile_read_int(fp); //read id "HXM!"
640 Error("ID of HXM! file incorrect");
642 t = cfile_read_int(fp); //read version
644 Error("HXM! version too old (%d)",t);
646 t = cfile_read_int(fp); //read number of robots
648 i = cfile_read_int(fp); //read robot number
649 if (i<0 || i>=N_robot_types)
650 Error("Robots number (%d) out of range in (%s). Range = [0..%d].",i,level_name,N_robot_types-1);
651 robot_info_read_n(&Robot_info[i], 1, fp);
654 t = cfile_read_int(fp); //read number of joints
656 i = cfile_read_int(fp); //read joint number
657 if (i<0 || i>=N_robot_joints)
658 Error("Robots joint (%d) out of range in (%s). Range = [0..%d].",i,level_name,N_robot_joints-1);
659 jointpos_read_n(&Robot_joints[i], 1, fp);
662 t = cfile_read_int(fp); //read number of polygon models
665 i = cfile_read_int(fp); //read model number
666 if (i<0 || i>=N_polygon_models)
667 Error("Polygon model (%d) out of range in (%s). Range = [0..%d].",i,level_name,N_polygon_models-1);
668 polymodel_read(&Polygon_models[i], fp);
670 free_model(&Polygon_models[i]);
671 polygon_model_data_read(&Polygon_models[i], fp);
673 Dying_modelnums[i] = cfile_read_int(fp);
674 Dead_modelnums[i] = cfile_read_int(fp);
677 t = cfile_read_int(fp); //read number of objbitmaps
679 i = cfile_read_int(fp); //read objbitmap number
680 if (i<0 || i>=MAX_OBJ_BITMAPS)
681 Error("Object bitmap number (%d) out of range in (%s). Range = [0..%d].",i,level_name,MAX_OBJ_BITMAPS-1);
682 bitmap_index_read(&ObjBitmaps[i], fp);
685 t = cfile_read_int(fp); //read number of objbitmapptrs
687 i = cfile_read_int(fp); //read objbitmapptr number
688 if (i<0 || i>=MAX_OBJ_BITMAPS)
689 Error("Object bitmap pointer (%d) out of range in (%s). Range = [0..%d].",i,level_name,MAX_OBJ_BITMAPS-1);
690 ObjBitmapPtrs[i] = cfile_read_short(fp);