1 /* $Id: bm.c,v 1.14 2002-08-06 04:53:48 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.
61 ubyte Sounds[MAX_SOUNDS];
62 ubyte AltSounds[MAX_SOUNDS];
65 int Num_total_object_types;
66 byte ObjType[MAX_OBJTYPE];
67 byte ObjId[MAX_OBJTYPE];
68 fix ObjStrength[MAX_OBJTYPE];
71 //for each model, a model number for dying & dead variants, or -1 if none
72 int Dying_modelnums[MAX_POLYGON_MODELS];
73 int Dead_modelnums[MAX_POLYGON_MODELS];
75 //the polygon model number to use for the marker
76 int Marker_model_num = -1;
78 //right now there's only one player ship, but we can have another by
79 //adding an array and setting the pointer to the active ship.
80 player_ship only_player_ship,*Player_ship=&only_player_ship;
82 //----------------- Miscellaneous bitmap pointers ---------------
84 bitmap_index cockpit_bitmap[N_COCKPIT_BITMAPS];
86 //---------------- Variables for wall textures ------------------
88 tmap_info TmapInfo[MAX_TEXTURES];
90 //---------------- Variables for object textures ----------------
92 int First_multi_bitmap_num=-1;
94 bitmap_index ObjBitmaps[MAX_OBJ_BITMAPS];
95 ushort ObjBitmapPtrs[MAX_OBJ_BITMAPS]; // These point back into ObjBitmaps, since some are used twice.
98 #define tmap_info_read_n(ti, n, fp) cfread(ti, sizeof(tmap_info), n, fp)
101 * reads n tmap_info structs from a CFILE
103 int tmap_info_read_n(tmap_info *ti, int n, CFILE *fp)
107 for (i = 0; i < n; i++) {
108 ti[i].flags = cfile_read_byte(fp);
109 ti[i].pad[0] = cfile_read_byte(fp);
110 ti[i].pad[1] = cfile_read_byte(fp);
111 ti[i].pad[2] = cfile_read_byte(fp);
112 ti[i].lighting = cfile_read_fix(fp);
113 ti[i].damage = cfile_read_fix(fp);
114 ti[i].eclip_num = cfile_read_short(fp);
115 ti[i].destroyed = cfile_read_short(fp);
116 ti[i].slide_u = cfile_read_short(fp);
117 ti[i].slide_v = cfile_read_short(fp);
125 extern int exit_modelnum,destroyed_exit_modelnum, Num_bitmap_files;
126 int N_ObjBitmaps, extra_bitmap_num;
128 bitmap_index exitmodel_bm_load_sub( char * filename )
130 bitmap_index bitmap_num;
133 int iff_error; //reference parm to avoid warning message
135 bitmap_num.index = 0;
137 MALLOC( new, grs_bitmap, 1 );
138 iff_error = iff_read_bitmap(filename,new,BM_LINEAR,newpal);
140 if (iff_error != IFF_NO_ERROR) {
141 Error("Error loading exit model bitmap <%s> - IFF error: %s",filename,iff_errormsg(iff_error));
144 if ( iff_has_transparency )
145 gr_remap_bitmap_good( new, newpal, iff_transparent_color, 254 );
147 gr_remap_bitmap_good( new, newpal, -1, 254 );
149 new->avg_color = 0; //compute_average_pixel(new);
151 bitmap_num.index = extra_bitmap_num;
153 GameBitmaps[extra_bitmap_num++] = *new;
159 grs_bitmap *load_exit_model_bitmap(char *name)
161 Assert(N_ObjBitmaps < MAX_OBJ_BITMAPS);
164 ObjBitmaps[N_ObjBitmaps] = exitmodel_bm_load_sub(name);
165 if (GameBitmaps[ObjBitmaps[N_ObjBitmaps].index].bm_w!=64 || GameBitmaps[ObjBitmaps[N_ObjBitmaps].index].bm_h!=64)
166 Error("Bitmap <%s> is not 64x64",name);
167 ObjBitmapPtrs[N_ObjBitmaps] = N_ObjBitmaps;
169 Assert(N_ObjBitmaps < MAX_OBJ_BITMAPS);
170 return &GameBitmaps[ObjBitmaps[N_ObjBitmaps-1].index];
174 void load_exit_models()
179 start_num = N_ObjBitmaps;
180 extra_bitmap_num = Num_bitmap_files;
181 load_exit_model_bitmap("steel1.bbm");
182 load_exit_model_bitmap("rbot061.bbm");
183 load_exit_model_bitmap("rbot062.bbm");
185 load_exit_model_bitmap("steel1.bbm");
186 load_exit_model_bitmap("rbot061.bbm");
187 load_exit_model_bitmap("rbot063.bbm");
189 exit_hamfile = cfopen(":Data:exit.ham","rb");
191 exit_modelnum = N_polygon_models++;
192 destroyed_exit_modelnum = N_polygon_models++;
194 polymodel_read(&Polygon_models[exit_modelnum], exit_hamfile);
195 polymodel_read(&Polygon_models[destroyed_exit_modelnum], exit_hamfile);
196 #ifdef MACINTOSH //not sure what these are for
197 Polygon_models[exit_modelnum].first_texture = start_num;
198 Polygon_models[destroyed_exit_modelnum].first_texture = start_num+3;
201 Polygon_models[exit_modelnum].model_data = d_malloc(Polygon_models[exit_modelnum].model_data_size);
202 Assert( Polygon_models[exit_modelnum].model_data != NULL );
203 cfread( Polygon_models[exit_modelnum].model_data, sizeof(ubyte), Polygon_models[exit_modelnum].model_data_size, exit_hamfile );
204 #ifdef WORDS_BIGENDIAN
205 swap_polygon_model_data(Polygon_models[exit_modelnum].model_data);
207 g3_init_polygon_model(Polygon_models[exit_modelnum].model_data);
209 Polygon_models[destroyed_exit_modelnum].model_data = d_malloc(Polygon_models[destroyed_exit_modelnum].model_data_size);
210 Assert( Polygon_models[destroyed_exit_modelnum].model_data != NULL );
211 cfread( Polygon_models[destroyed_exit_modelnum].model_data, sizeof(ubyte), Polygon_models[destroyed_exit_modelnum].model_data_size, exit_hamfile );
212 #ifdef WORDS_BIGENDIAN
213 swap_polygon_model_data(Polygon_models[destroyed_exit_modelnum].model_data);
215 g3_init_polygon_model(Polygon_models[destroyed_exit_modelnum].model_data);
217 cfclose(exit_hamfile);
221 //#endif // MACINTOSH
223 //-----------------------------------------------------------------
224 // Read data from piggy.
225 // This is called when the editor is OUT.
226 // If editor is in, bm_init_use_table() is called.
229 init_polygon_models();
230 if (! piggy_init()) // This calls bm_read_all
231 Error("Cannot open pig and/or ham file");
235 init_endlevel(); //this is in bm_init_use_tbl(), so I gues it goes here
240 void bm_read_all(CFILE * fp)
244 NumTextures = cfile_read_int(fp);
245 bitmap_index_read_n(Textures, NumTextures, fp );
246 tmap_info_read_n(TmapInfo, NumTextures, fp);
248 t = cfile_read_int(fp);
249 cfread( Sounds, sizeof(ubyte), t, fp );
250 cfread( AltSounds, sizeof(ubyte), t, fp );
252 Num_vclips = cfile_read_int(fp);
253 vclip_read_n(Vclip, Num_vclips, fp);
255 Num_effects = cfile_read_int(fp);
256 eclip_read_n(Effects, Num_effects, fp);
258 Num_wall_anims = cfile_read_int(fp);
259 wclip_read_n(WallAnims, Num_wall_anims, fp);
261 N_robot_types = cfile_read_int(fp);
262 robot_info_read_n(Robot_info, N_robot_types, fp);
264 N_robot_joints = cfile_read_int(fp);
265 jointpos_read_n(Robot_joints, N_robot_joints, fp);
267 N_weapon_types = cfile_read_int(fp);
268 weapon_info_read_n(Weapon_info, N_weapon_types, fp, Piggy_hamfile_version);
270 N_powerup_types = cfile_read_int(fp);
271 powerup_type_info_read_n(Powerup_info, N_powerup_types, fp);
273 N_polygon_models = cfile_read_int(fp);
274 polymodel_read_n(Polygon_models, N_polygon_models, fp);
276 for (i=0; i<N_polygon_models; i++ ) {
277 Polygon_models[i].model_data = d_malloc(Polygon_models[i].model_data_size);
278 Assert( Polygon_models[i].model_data != NULL );
279 cfread( Polygon_models[i].model_data, sizeof(ubyte), Polygon_models[i].model_data_size, fp );
280 #ifdef WORDS_BIGENDIAN
281 swap_polygon_model_data(Polygon_models[i].model_data);
283 g3_init_polygon_model(Polygon_models[i].model_data);
286 for (i = 0; i < N_polygon_models; i++)
287 Dying_modelnums[i] = cfile_read_int(fp);
288 for (i = 0; i < N_polygon_models; i++)
289 Dead_modelnums[i] = cfile_read_int(fp);
291 t = cfile_read_int(fp);
292 bitmap_index_read_n(Gauges, t, fp);
293 bitmap_index_read_n(Gauges_hires, t, fp);
295 N_ObjBitmaps = cfile_read_int(fp);
296 bitmap_index_read_n(ObjBitmaps, N_ObjBitmaps, fp);
297 for (i = 0; i < N_ObjBitmaps; i++)
298 ObjBitmapPtrs[i] = cfile_read_short(fp);
300 player_ship_read(&only_player_ship, fp);
302 Num_cockpits = cfile_read_int(fp);
303 bitmap_index_read_n(cockpit_bitmap, Num_cockpits, fp);
305 //@@ cfread( &Num_total_object_types, sizeof(int), 1, fp );
306 //@@ cfread( ObjType, sizeof(byte), Num_total_object_types, fp );
307 //@@ cfread( ObjId, sizeof(byte), Num_total_object_types, fp );
308 //@@ cfread( ObjStrength, sizeof(fix), Num_total_object_types, fp );
310 First_multi_bitmap_num = cfile_read_int(fp);
312 Num_reactors = cfile_read_int(fp);
313 reactor_read_n(Reactors, Num_reactors, fp);
315 Marker_model_num = cfile_read_int(fp);
317 //@@cfread( &N_controlcen_guns, sizeof(int), 1, fp );
318 //@@cfread( controlcen_gun_points, sizeof(vms_vector), N_controlcen_guns, fp );
319 //@@cfread( controlcen_gun_dirs, sizeof(vms_vector), N_controlcen_guns, fp );
321 if (Piggy_hamfile_version < 3) {
322 exit_modelnum = cfile_read_int(fp);
323 destroyed_exit_modelnum = cfile_read_int(fp);
329 //these values are the number of each item in the release of d2
330 //extra items added after the release get written in an additional hamfile
331 #define N_D2_ROBOT_TYPES 66
332 #define N_D2_ROBOT_JOINTS 1145
333 #define N_D2_POLYGON_MODELS 166
334 #define N_D2_OBJBITMAPS 422
335 #define N_D2_OBJBITMAPPTRS 502
336 #define N_D2_WEAPON_TYPES 62
338 //type==1 means 1.1, type==2 means 1.2 (with weaons)
339 void bm_read_extra_robots(char *fname,int type)
349 fp = cfopen(fname,"rb");
354 sig = cfile_read_int(fp);
355 if (sig != MAKE_SIG('X','H','A','M'))
357 version = cfile_read_int(fp);
364 t = cfile_read_int(fp);
365 N_weapon_types = N_D2_WEAPON_TYPES+t;
366 if (N_weapon_types >= MAX_WEAPON_TYPES)
367 Error("Too many weapons (%d) in <%s>. Max is %d.",t,fname,MAX_WEAPON_TYPES-N_D2_WEAPON_TYPES);
368 weapon_info_read_n(&Weapon_info[N_D2_WEAPON_TYPES], t, fp, version);
370 //now read robot info
372 t = cfile_read_int(fp);
373 N_robot_types = N_D2_ROBOT_TYPES+t;
374 if (N_robot_types >= MAX_ROBOT_TYPES)
375 Error("Too many robots (%d) in <%s>. Max is %d.",t,fname,MAX_ROBOT_TYPES-N_D2_ROBOT_TYPES);
376 robot_info_read_n(&Robot_info[N_D2_ROBOT_TYPES], t, fp);
378 t = cfile_read_int(fp);
379 N_robot_joints = N_D2_ROBOT_JOINTS+t;
380 if (N_robot_joints >= MAX_ROBOT_JOINTS)
381 Error("Too many robot joints (%d) in <%s>. Max is %d.",t,fname,MAX_ROBOT_JOINTS-N_D2_ROBOT_JOINTS);
382 jointpos_read_n(&Robot_joints[N_D2_ROBOT_JOINTS], t, fp);
384 t = cfile_read_int(fp);
385 N_polygon_models = N_D2_POLYGON_MODELS+t;
386 if (N_polygon_models >= MAX_POLYGON_MODELS)
387 Error("Too many polygon models (%d) in <%s>. Max is %d.",t,fname,MAX_POLYGON_MODELS-N_D2_POLYGON_MODELS);
388 polymodel_read_n(&Polygon_models[N_D2_POLYGON_MODELS], t, fp);
390 for (i=N_D2_POLYGON_MODELS; i<N_polygon_models; i++ )
392 Polygon_models[i].model_data = d_malloc(Polygon_models[i].model_data_size);
393 Assert( Polygon_models[i].model_data != NULL );
394 cfread( Polygon_models[i].model_data, sizeof(ubyte), Polygon_models[i].model_data_size, fp );
395 #ifdef WORDS_BIGENDIAN
396 swap_polygon_model_data(Polygon_models[i].model_data);
398 g3_init_polygon_model(Polygon_models[i].model_data);
401 for (i = N_D2_POLYGON_MODELS; i < N_polygon_models; i++)
402 Dying_modelnums[i] = cfile_read_int(fp);
403 for (i = N_D2_POLYGON_MODELS; i < N_polygon_models; i++)
404 Dead_modelnums[i] = cfile_read_int(fp);
406 t = cfile_read_int(fp);
407 if (N_D2_OBJBITMAPS+t >= MAX_OBJ_BITMAPS)
408 Error("Too many object bitmaps (%d) in <%s>. Max is %d.",t,fname,MAX_OBJ_BITMAPS-N_D2_OBJBITMAPS);
409 bitmap_index_read_n(&ObjBitmaps[N_D2_OBJBITMAPS], t, fp);
411 t = cfile_read_int(fp);
412 if (N_D2_OBJBITMAPPTRS+t >= MAX_OBJ_BITMAPS)
413 Error("Too many object bitmap pointers (%d) in <%s>. Max is %d.",t,fname,MAX_OBJ_BITMAPS-N_D2_OBJBITMAPPTRS);
414 for (i = N_D2_OBJBITMAPPTRS; i < (N_D2_OBJBITMAPPTRS + t); i++)
415 ObjBitmapPtrs[i] = cfile_read_short(fp);
420 extern void change_filename_extension( char *dest, char *src, char *new_ext );
422 int Robot_replacements_loaded = 0;
424 void load_robot_replacements(char *level_name)
428 char ifile_name[FILENAME_LEN];
430 change_filename_extension(ifile_name, level_name, ".HXM" );
432 fp = cfopen(ifile_name,"rb");
434 if (!fp) //no robot replacement file
437 t = cfile_read_int(fp); //read id "HXM!"
439 Error("ID of HXM! file incorrect");
441 t = cfile_read_int(fp); //read version
443 Error("HXM! version too old (%d)",t);
445 t = cfile_read_int(fp); //read number of robots
447 i = cfile_read_int(fp); //read robot number
448 if (i<0 || i>=N_robot_types)
449 Error("Robots number (%d) out of range in (%s). Range = [0..%d].",i,level_name,N_robot_types-1);
450 robot_info_read_n(&Robot_info[i], 1, fp);
453 t = cfile_read_int(fp); //read number of joints
455 i = cfile_read_int(fp); //read joint number
456 if (i<0 || i>=N_robot_joints)
457 Error("Robots joint (%d) out of range in (%s). Range = [0..%d].",i,level_name,N_robot_joints-1);
458 jointpos_read_n(&Robot_joints[i], 1, fp);
461 t = cfile_read_int(fp); //read number of polygon models
464 i = cfile_read_int(fp); //read model number
465 if (i<0 || i>=N_polygon_models)
466 Error("Polygon model (%d) out of range in (%s). Range = [0..%d].",i,level_name,N_polygon_models-1);
467 polymodel_read(&Polygon_models[i], fp);
469 d_free(Polygon_models[i].model_data);
470 Polygon_models[i].model_data = d_malloc(Polygon_models[i].model_data_size);
471 Assert( Polygon_models[i].model_data != NULL );
473 cfread( Polygon_models[i].model_data, sizeof(ubyte), Polygon_models[i].model_data_size, fp );
474 #ifdef WORDS_BIGENDIAN
475 swap_polygon_model_data(Polygon_models[i].model_data);
477 g3_init_polygon_model(Polygon_models[i].model_data);
479 Dying_modelnums[i] = cfile_read_int(fp);
480 Dead_modelnums[i] = cfile_read_int(fp);
483 t = cfile_read_int(fp); //read number of objbitmaps
485 i = cfile_read_int(fp); //read objbitmap number
486 if (i<0 || i>=MAX_OBJ_BITMAPS)
487 Error("Object bitmap number (%d) out of range in (%s). Range = [0..%d].",i,level_name,MAX_OBJ_BITMAPS-1);
488 bitmap_index_read(&ObjBitmaps[i], fp);
491 t = cfile_read_int(fp); //read number of objbitmapptrs
493 i = cfile_read_int(fp); //read objbitmapptr number
494 if (i<0 || i>=MAX_OBJ_BITMAPS)
495 Error("Object bitmap pointer (%d) out of range in (%s). Range = [0..%d].",i,level_name,MAX_OBJ_BITMAPS-1);
496 ObjBitmapPtrs[i] = cfile_read_short(fp);