1 /* $Id: bm.c,v 1.12 2002-08-02 04:57:19 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.
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);
126 extern int exit_modelnum,destroyed_exit_modelnum, Num_bitmap_files;
127 int N_ObjBitmaps, extra_bitmap_num;
129 bitmap_index exitmodel_bm_load_sub( char * filename )
131 bitmap_index bitmap_num;
134 int iff_error; //reference parm to avoid warning message
136 bitmap_num.index = 0;
138 MALLOC( new, grs_bitmap, 1 );
139 iff_error = iff_read_bitmap(filename,new,BM_LINEAR,newpal);
141 if (iff_error != IFF_NO_ERROR) {
142 Error("Error loading exit model bitmap <%s> - IFF error: %s",filename,iff_errormsg(iff_error));
145 if ( iff_has_transparency )
146 gr_remap_bitmap_good( new, newpal, iff_transparent_color, 254 );
148 gr_remap_bitmap_good( new, newpal, -1, 254 );
150 new->avg_color = 0; //compute_average_pixel(new);
152 bitmap_num.index = extra_bitmap_num;
154 GameBitmaps[extra_bitmap_num++] = *new;
160 grs_bitmap *load_exit_model_bitmap(char *name)
162 Assert(N_ObjBitmaps < MAX_OBJ_BITMAPS);
165 ObjBitmaps[N_ObjBitmaps] = exitmodel_bm_load_sub(name);
166 if (GameBitmaps[ObjBitmaps[N_ObjBitmaps].index].bm_w!=64 || GameBitmaps[ObjBitmaps[N_ObjBitmaps].index].bm_h!=64)
167 Error("Bitmap <%s> is not 64x64",name);
168 ObjBitmapPtrs[N_ObjBitmaps] = N_ObjBitmaps;
170 Assert(N_ObjBitmaps < MAX_OBJ_BITMAPS);
171 return &GameBitmaps[ObjBitmaps[N_ObjBitmaps-1].index];
175 void load_exit_models()
180 start_num = N_ObjBitmaps;
181 extra_bitmap_num = Num_bitmap_files;
182 load_exit_model_bitmap("steel1.bbm");
183 load_exit_model_bitmap("rbot061.bbm");
184 load_exit_model_bitmap("rbot062.bbm");
186 load_exit_model_bitmap("steel1.bbm");
187 load_exit_model_bitmap("rbot061.bbm");
188 load_exit_model_bitmap("rbot063.bbm");
190 exit_hamfile = cfopen(":Data:exit.ham","rb");
192 exit_modelnum = N_polygon_models++;
193 destroyed_exit_modelnum = N_polygon_models++;
195 polymodel_read(&Polygon_models[exit_modelnum], exit_hamfile);
196 polymodel_read(&Polygon_models[destroyed_exit_modelnum], exit_hamfile);
197 #ifdef MACINTOSH //not sure what these are for
198 Polygon_models[exit_modelnum].first_texture = start_num;
199 Polygon_models[destroyed_exit_modelnum].first_texture = start_num+3;
202 Polygon_models[exit_modelnum].model_data = d_malloc(Polygon_models[exit_modelnum].model_data_size);
203 Assert( Polygon_models[exit_modelnum].model_data != NULL );
204 cfread( Polygon_models[exit_modelnum].model_data, sizeof(ubyte), Polygon_models[exit_modelnum].model_data_size, exit_hamfile );
205 #ifdef WORDS_BIGENDIAN
206 swap_polygon_model_data(Polygon_models[exit_modelnum].model_data);
208 g3_init_polygon_model(Polygon_models[exit_modelnum].model_data);
210 Polygon_models[destroyed_exit_modelnum].model_data = d_malloc(Polygon_models[destroyed_exit_modelnum].model_data_size);
211 Assert( Polygon_models[destroyed_exit_modelnum].model_data != NULL );
212 cfread( Polygon_models[destroyed_exit_modelnum].model_data, sizeof(ubyte), Polygon_models[destroyed_exit_modelnum].model_data_size, exit_hamfile );
213 #ifdef WORDS_BIGENDIAN
214 swap_polygon_model_data(Polygon_models[destroyed_exit_modelnum].model_data);
216 g3_init_polygon_model(Polygon_models[destroyed_exit_modelnum].model_data);
218 cfclose(exit_hamfile);
223 //#endif // MACINTOSH
225 //-----------------------------------------------------------------
226 // Read data from piggy.
227 // This is called when the editor is OUT.
228 // If editor is in, bm_init_use_table() is called.
231 init_polygon_models();
232 if (! piggy_init()) // This calls bm_read_all
233 Error("Cannot open pig and/or ham file");
238 init_endlevel(); //this is in bm_init_use_tbl(), so I gues it goes here
244 void bm_read_all(CFILE * fp, int hamfile_version)
248 NumTextures = cfile_read_int(fp);
249 bitmap_index_read_n(Textures, NumTextures, fp );
250 tmap_info_read_n(TmapInfo, NumTextures, fp);
252 t = cfile_read_int(fp);
253 cfread( Sounds, sizeof(ubyte), t, fp );
254 cfread( AltSounds, sizeof(ubyte), t, fp );
256 Num_vclips = cfile_read_int(fp);
257 vclip_read_n(Vclip, Num_vclips, fp);
259 Num_effects = cfile_read_int(fp);
260 eclip_read_n(Effects, Num_effects, fp);
262 Num_wall_anims = cfile_read_int(fp);
263 wclip_read_n(WallAnims, Num_wall_anims, fp);
265 N_robot_types = cfile_read_int(fp);
266 robot_info_read_n(Robot_info, N_robot_types, fp);
268 N_robot_joints = cfile_read_int(fp);
269 jointpos_read_n(Robot_joints, N_robot_joints, fp);
271 N_weapon_types = cfile_read_int(fp);
272 weapon_info_read_n(Weapon_info, N_weapon_types, fp, hamfile_version);
274 N_powerup_types = cfile_read_int(fp);
275 powerup_type_info_read_n(Powerup_info, N_powerup_types, fp);
277 N_polygon_models = cfile_read_int(fp);
278 for (i = 0; i < N_polygon_models; i++)
279 polymodel_read(&Polygon_models[i], fp);
281 for (i=0; i<N_polygon_models; i++ ) {
282 Polygon_models[i].model_data = d_malloc(Polygon_models[i].model_data_size);
283 Assert( Polygon_models[i].model_data != NULL );
284 cfread( Polygon_models[i].model_data, sizeof(ubyte), Polygon_models[i].model_data_size, fp );
285 #ifdef WORDS_BIGENDIAN
286 swap_polygon_model_data(Polygon_models[i].model_data);
288 g3_init_polygon_model(Polygon_models[i].model_data);
291 for (i = 0; i < N_polygon_models; i++)
292 Dying_modelnums[i] = cfile_read_int(fp);
293 for (i = 0; i < N_polygon_models; i++)
294 Dead_modelnums[i] = cfile_read_int(fp);
296 t = cfile_read_int(fp);
297 for (i = 0; i < t; i++)
298 bitmap_index_read(&Gauges[i], fp);
299 for (i = 0; i < t; i++)
300 bitmap_index_read(&Gauges_hires[i], fp);
302 t = cfile_read_int(fp);
303 for (i = 0; i < t; i++)
304 bitmap_index_read(&ObjBitmaps[i], fp);
305 for (i = 0; i < t; i++)
306 ObjBitmapPtrs[i] = cfile_read_short(fp);
312 player_ship_read(&only_player_ship, fp);
314 Num_cockpits = cfile_read_int(fp);
315 for (i = 0; i < Num_cockpits; i++)
316 bitmap_index_read(&cockpit_bitmap[i], fp);
318 //@@ cfread( &Num_total_object_types, sizeof(int), 1, fp );
319 //@@ cfread( ObjType, sizeof(byte), Num_total_object_types, fp );
320 //@@ cfread( ObjId, sizeof(byte), Num_total_object_types, fp );
321 //@@ cfread( ObjStrength, sizeof(fix), Num_total_object_types, fp );
323 First_multi_bitmap_num = cfile_read_int(fp);
325 Num_reactors = cfile_read_int(fp);
326 for (i = 0; i < Num_reactors; i++)
327 reactor_read(&Reactors[i], fp);
329 Marker_model_num = cfile_read_int(fp);
331 //@@cfread( &N_controlcen_guns, sizeof(int), 1, fp );
332 //@@cfread( controlcen_gun_points, sizeof(vms_vector), N_controlcen_guns, fp );
333 //@@cfread( controlcen_gun_dirs, sizeof(vms_vector), N_controlcen_guns, fp );
336 exit_modelnum = cfile_read_int(fp);
337 destroyed_exit_modelnum = cfile_read_int(fp);
343 //these values are the number of each item in the release of d2
344 //extra items added after the release get written in an additional hamfile
345 #define N_D2_ROBOT_TYPES 66
346 #define N_D2_ROBOT_JOINTS 1145
347 #define N_D2_POLYGON_MODELS 166
348 #define N_D2_OBJBITMAPS 422
349 #define N_D2_OBJBITMAPPTRS 502
350 #define N_D2_WEAPON_TYPES 62
352 //type==1 means 1.1, type==2 means 1.2 (with weaons)
353 void bm_read_extra_robots(char *fname,int type)
363 fp = cfopen(fname,"rb");
368 sig = cfile_read_int(fp);
369 if (sig != MAKE_SIG('X','H','A','M'))
371 version = cfile_read_int(fp);
378 t = cfile_read_int(fp);
379 N_weapon_types = N_D2_WEAPON_TYPES+t;
380 if (N_weapon_types >= MAX_WEAPON_TYPES)
381 Error("Too many weapons (%d) in <%s>. Max is %d.",t,fname,MAX_WEAPON_TYPES-N_D2_WEAPON_TYPES);
382 weapon_info_read_n(&Weapon_info[N_D2_WEAPON_TYPES], t, fp, version);
384 //now read robot info
386 t = cfile_read_int(fp);
387 N_robot_types = N_D2_ROBOT_TYPES+t;
388 if (N_robot_types >= MAX_ROBOT_TYPES)
389 Error("Too many robots (%d) in <%s>. Max is %d.",t,fname,MAX_ROBOT_TYPES-N_D2_ROBOT_TYPES);
390 robot_info_read_n(&Robot_info[N_D2_ROBOT_TYPES], t, fp);
392 t = cfile_read_int(fp);
393 N_robot_joints = N_D2_ROBOT_JOINTS+t;
394 if (N_robot_joints >= MAX_ROBOT_JOINTS)
395 Error("Too many robot joints (%d) in <%s>. Max is %d.",t,fname,MAX_ROBOT_JOINTS-N_D2_ROBOT_JOINTS);
396 jointpos_read_n(&Robot_joints[N_D2_ROBOT_JOINTS], t, fp);
398 t = cfile_read_int(fp);
399 N_polygon_models = N_D2_POLYGON_MODELS+t;
400 if (N_polygon_models >= MAX_POLYGON_MODELS)
401 Error("Too many polygon models (%d) in <%s>. Max is %d.",t,fname,MAX_POLYGON_MODELS-N_D2_POLYGON_MODELS);
402 for (i = N_D2_POLYGON_MODELS; i < t + N_D2_POLYGON_MODELS; i++)
403 polymodel_read(&Polygon_models[i], fp);
405 for (i=N_D2_POLYGON_MODELS; i<N_polygon_models; i++ )
407 Polygon_models[i].model_data = d_malloc(Polygon_models[i].model_data_size);
408 Assert( Polygon_models[i].model_data != NULL );
409 cfread( Polygon_models[i].model_data, sizeof(ubyte), Polygon_models[i].model_data_size, fp );
410 #ifdef WORDS_BIGENDIAN
411 swap_polygon_model_data(Polygon_models[i].model_data);
413 g3_init_polygon_model(Polygon_models[i].model_data);
416 for (i = N_D2_POLYGON_MODELS; i < N_polygon_models; i++)
417 Dying_modelnums[i] = cfile_read_int(fp);
418 for (i = N_D2_POLYGON_MODELS; i < N_polygon_models; i++)
419 Dead_modelnums[i] = cfile_read_int(fp);
421 t = cfile_read_int(fp);
422 if (N_D2_OBJBITMAPS+t >= MAX_OBJ_BITMAPS)
423 Error("Too many object bitmaps (%d) in <%s>. Max is %d.",t,fname,MAX_OBJ_BITMAPS-N_D2_OBJBITMAPS);
424 for (i = N_D2_OBJBITMAPS; i < (N_D2_OBJBITMAPS + t); i++)
425 bitmap_index_read(&ObjBitmaps[i], fp);
427 t = cfile_read_int(fp);
428 if (N_D2_OBJBITMAPPTRS+t >= MAX_OBJ_BITMAPS)
429 Error("Too many object bitmap pointers (%d) in <%s>. Max is %d.",t,fname,MAX_OBJ_BITMAPS-N_D2_OBJBITMAPPTRS);
430 for (i = N_D2_OBJBITMAPPTRS; i < (N_D2_OBJBITMAPPTRS + t); i++)
431 ObjBitmapPtrs[i] = cfile_read_short(fp);
436 extern void change_filename_extension( char *dest, char *src, char *new_ext );
438 int Robot_replacements_loaded = 0;
440 void load_robot_replacements(char *level_name)
444 char ifile_name[FILENAME_LEN];
446 change_filename_extension(ifile_name, level_name, ".HXM" );
448 fp = cfopen(ifile_name,"rb");
450 if (!fp) //no robot replacement file
453 t = cfile_read_int(fp); //read id "HXM!"
455 Error("ID of HXM! file incorrect");
457 t = cfile_read_int(fp); //read version
459 Error("HXM! version too old (%d)",t);
461 t = cfile_read_int(fp); //read number of robots
463 i = cfile_read_int(fp); //read robot number
464 if (i<0 || i>=N_robot_types)
465 Error("Robots number (%d) out of range in (%s). Range = [0..%d].",i,level_name,N_robot_types-1);
466 robot_info_read_n(&Robot_info[i], 1, fp);
469 t = cfile_read_int(fp); //read number of joints
471 i = cfile_read_int(fp); //read joint number
472 if (i<0 || i>=N_robot_joints)
473 Error("Robots joint (%d) out of range in (%s). Range = [0..%d].",i,level_name,N_robot_joints-1);
474 jointpos_read_n(&Robot_joints[i], 1, fp);
477 t = cfile_read_int(fp); //read number of polygon models
480 i = cfile_read_int(fp); //read model number
481 if (i<0 || i>=N_polygon_models)
482 Error("Polygon model (%d) out of range in (%s). Range = [0..%d].",i,level_name,N_polygon_models-1);
483 polymodel_read(&Polygon_models[i], fp);
485 d_free(Polygon_models[i].model_data);
486 Polygon_models[i].model_data = d_malloc(Polygon_models[i].model_data_size);
487 Assert( Polygon_models[i].model_data != NULL );
489 cfread( Polygon_models[i].model_data, sizeof(ubyte), Polygon_models[i].model_data_size, fp );
490 #ifdef WORDS_BIGENDIAN
491 swap_polygon_model_data(Polygon_models[i].model_data);
493 g3_init_polygon_model(Polygon_models[i].model_data);
495 Dying_modelnums[i] = cfile_read_int(fp);
496 Dead_modelnums[i] = cfile_read_int(fp);
499 t = cfile_read_int(fp); //read number of objbitmaps
501 i = cfile_read_int(fp); //read objbitmap number
502 if (i<0 || i>=MAX_OBJ_BITMAPS)
503 Error("Object bitmap number (%d) out of range in (%s). Range = [0..%d].",i,level_name,MAX_OBJ_BITMAPS-1);
504 bitmap_index_read(&ObjBitmaps[i], fp);
507 t = cfile_read_int(fp); //read number of objbitmapptrs
509 i = cfile_read_int(fp); //read objbitmapptr number
510 if (i<0 || i>=MAX_OBJ_BITMAPS)
511 Error("Object bitmap pointer (%d) out of range in (%s). Range = [0..%d].",i,level_name,MAX_OBJ_BITMAPS-1);
512 ObjBitmapPtrs[i] = cfile_read_short(fp);