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/*
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* Portions of this file are copyright Rebirth contributors and licensed as
* described in COPYING . txt .
* Portions of this file are copyright Parallax Software and licensed
* according to the Parallax license below .
* See COPYING . txt for license details .
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THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
SOFTWARE CORPORATION ( " PARALLAX " ) . PARALLAX , IN DISTRIBUTING THE CODE TO
END - USERS , AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN , GRANTS A
ROYALTY - FREE , PERPETUAL LICENSE TO SUCH END - USERS FOR USE BY SUCH END - USERS
IN USING , DISPLAYING , AND CREATING DERIVATIVE WORKS THEREOF , SO LONG AS
SUCH USE , DISPLAY OR CREATION IS FOR NON - COMMERCIAL , ROYALTY OR REVENUE
FREE PURPOSES . IN NO EVENT SHALL THE END - USER USE THE COMPUTER CODE
CONTAINED HEREIN FOR REVENUE - BEARING PURPOSES . THE END - USER UNDERSTANDS
AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE .
COPYRIGHT 1993 - 1999 PARALLAX SOFTWARE CORPORATION . ALL RIGHTS RESERVED .
*/
/*
*
* Functions for loading mines in the game
*
*/
# include <stdio.h>
# include <stdlib.h>
# include <math.h>
# include <string.h>
# include "pstypes.h"
# include "inferno.h"
# include "segment.h"
# include "textures.h"
# include "wall.h"
# include "object.h"
# include "gamemine.h"
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# include "dxxerror.h"
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# include "gameseg.h"
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# include "physfsx.h"
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# include "switch.h"
# include "game.h"
# include "newmenu.h"
# ifdef EDITOR
# include "editor/editor.h"
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# include "editor/esegment.h"
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# endif
# include "fuelcen.h"
# include "hash.h"
# include "key.h"
# include "piggy.h"
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# include "byteutil.h"
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# include "gamesave.h"
# define REMOVE_EXT(s) (*(strchr( (s), '.' ))='\0')
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int New_file_format_load = 1 ; // "new file format" is everything newer than d1 shareware
# if defined(DXX_BUILD_DESCENT_I)
typedef segment v16_segment ;
# elif defined(DXX_BUILD_DESCENT_II)
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fix Level_shake_frequency = 0 , Level_shake_duration = 0 ;
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segnum_t Secret_return_segment ;
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vms_matrix Secret_return_orient ;
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struct v16_segment {
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# ifdef EDITOR
short segnum ; // segment number, not sure what it means
# endif
side sides [ MAX_SIDES_PER_SEGMENT ] ; // 6 sides
short children [ MAX_SIDES_PER_SEGMENT ] ; // indices of 6 children segments, front, left, top, right, bottom, back
short verts [ MAX_VERTICES_PER_SEGMENT ] ; // vertex ids of 4 front and 4 back vertices
# ifdef EDITOR
short group ; // group number to which the segment belongs.
# endif
short objects ; // pointer to objects in this segment
ubyte special ; // what type of center this is
sbyte matcen_num ; // which center segment is associated with.
short value ;
fix static_light ; // average static light in segment
# ifndef EDITOR
short pad ; // make structure longword aligned
# endif
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} ;
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int d1_pig_present = 0 ; // can descent.pig from descent 1 be loaded?
/* returns nonzero if d1_tmap_num references a texture which isn't available in d2. */
int d1_tmap_num_unique ( short d1_tmap_num ) {
switch ( d1_tmap_num ) {
case 0 : case 2 : case 4 : case 5 : case 6 : case 7 : case 9 :
case 10 : case 11 : case 12 : case 17 : case 18 :
case 20 : case 21 : case 25 : case 28 :
case 38 : case 39 : case 41 : case 44 : case 49 :
case 50 : case 55 : case 57 : case 88 :
case 132 : case 141 : case 147 :
case 154 : case 155 : case 158 : case 159 :
case 160 : case 161 : case 167 : case 168 : case 169 :
case 170 : case 171 : case 174 : case 175 : case 185 :
case 193 : case 194 : case 195 : case 198 : case 199 :
case 200 : case 202 : case 210 : case 211 :
case 220 : case 226 : case 227 : case 228 : case 229 : case 230 :
case 240 : case 241 : case 242 : case 243 : case 246 :
case 250 : case 251 : case 252 : case 253 : case 257 : case 258 : case 259 :
case 260 : case 263 : case 266 : case 283 : case 298 :
case 315 : case 317 : case 319 : case 320 : case 321 :
case 330 : case 331 : case 332 : case 333 : case 349 :
case 351 : case 352 : case 353 : case 354 :
case 355 : case 357 : case 358 : case 359 :
case 362 : case 370 : return 1 ;
default : return 0 ;
}
}
/* Converts descent 1 texture numbers to descent 2 texture numbers.
* Textures from d1 which are unique to d1 have extra spaces around " return " .
* If we can load the original d1 pig , we make sure this function is bijective .
* This function was updated using the file config / convtabl . ini from devil 2.2 .
*/
short convert_d1_tmap_num ( short d1_tmap_num ) {
switch ( d1_tmap_num ) {
case 0 : case 2 : case 4 : case 5 :
// all refer to grey rock001 (exception to bijectivity rule)
return d1_pig_present ? 137 : 43 ; // (devil:95)
case 1 : return 0 ;
case 3 : return 1 ; // rock021
case 6 : return 270 ; // blue rock002
case 7 : return 271 ; // yellow rock265
case 8 : return 2 ; // rock004
case 9 : return d1_pig_present ? 138 : 62 ; // purple (devil:179)
case 10 : return 272 ; // red rock006
case 11 : return d1_pig_present ? 139 : 117 ;
case 12 : return d1_pig_present ? 140 : 12 ; //devil:43
case 13 : return 3 ; // rock014
case 14 : return 4 ; // rock019
case 15 : return 5 ; // rock020
case 16 : return 6 ;
case 17 : return d1_pig_present ? 141 : 52 ;
case 18 : return 129 ;
case 19 : return 7 ;
case 20 : return d1_pig_present ? 142 : 22 ;
case 21 : return d1_pig_present ? 143 : 9 ;
case 22 : return 8 ;
case 23 : return 9 ;
case 24 : return 10 ;
case 25 : return d1_pig_present ? 144 : 12 ; //devil:35
case 26 : return 11 ;
case 27 : return 12 ;
case 28 : return d1_pig_present ? 145 : 11 ; //devil:43
//range handled by default case, returns 13..21 (- 16)
case 38 : return 163 ; //devil:27
case 39 : return 147 ; //31
case 40 : return 22 ;
case 41 : return 266 ;
case 42 : return 23 ;
case 43 : return 24 ;
case 44 : return 136 ; //devil:135
case 45 : return 25 ;
case 46 : return 26 ;
case 47 : return 27 ;
case 48 : return 28 ;
case 49 : return d1_pig_present ? 146 : 43 ; //devil:60
case 50 : return 131 ; //devil:138
case 51 : return 29 ;
case 52 : return 30 ;
case 53 : return 31 ;
case 54 : return 32 ;
case 55 : return 165 ; //devil:193
case 56 : return 33 ;
case 57 : return 132 ; //devil:119
// range handled by default case, returns 34..63 (- 24)
case 88 : return 197 ; //devil:15
// range handled by default case, returns 64..106 (- 25)
case 132 : return 167 ;
// range handled by default case, returns 107..114 (- 26)
case 141 : return d1_pig_present ? 148 : 110 ; //devil:106
case 142 : return 115 ;
case 143 : return 116 ;
case 144 : return 117 ;
case 145 : return 118 ;
case 146 : return 119 ;
case 147 : return d1_pig_present ? 149 : 93 ;
case 148 : return 120 ;
case 149 : return 121 ;
case 150 : return 122 ;
case 151 : return 123 ;
case 152 : return 124 ;
case 153 : return 125 ; // rock263
case 154 : return d1_pig_present ? 150 : 27 ;
case 155 : return 126 ; // rock269
case 156 : return 200 ; // metl002
case 157 : return 201 ; // metl003
case 158 : return 186 ; //devil:227
case 159 : return 190 ; //devil:246
case 160 : return d1_pig_present ? 151 : 206 ;
case 161 : return d1_pig_present ? 152 : 114 ; //devil:206
case 162 : return 202 ;
case 163 : return 203 ;
case 164 : return 204 ;
case 165 : return 205 ;
case 166 : return 206 ;
case 167 : return d1_pig_present ? 153 : 206 ;
case 168 : return d1_pig_present ? 154 : 206 ;
case 169 : return d1_pig_present ? 155 : 206 ;
case 170 : return d1_pig_present ? 156 : 227 ; //206;
case 171 : return d1_pig_present ? 157 : 206 ; //227;
case 172 : return 207 ;
case 173 : return 208 ;
case 174 : return d1_pig_present ? 158 : 202 ;
case 175 : return d1_pig_present ? 159 : 206 ;
// range handled by default case, returns 209..217 (+ 33)
case 185 : return d1_pig_present ? 160 : 217 ;
// range handled by default case, returns 218..224 (+ 32)
case 193 : return d1_pig_present ? 161 : 206 ;
case 194 : return d1_pig_present ? 162 : 203 ; //206;
case 195 : return d1_pig_present ? 166 : 234 ;
case 196 : return 225 ;
case 197 : return 226 ;
case 198 : return d1_pig_present ? 193 : 225 ;
case 199 : return d1_pig_present ? 168 : 206 ; //devil:204
case 200 : return d1_pig_present ? 169 : 206 ; //devil:204
case 201 : return 227 ;
case 202 : return d1_pig_present ? 170 : 206 ; //devil:227
// range handled by default case, returns 228..234 (+ 25)
case 210 : return d1_pig_present ? 171 : 234 ; //devil:242
case 211 : return d1_pig_present ? 172 : 206 ; //devil:240
// range handled by default case, returns 235..242 (+ 23)
case 220 : return d1_pig_present ? 173 : 242 ; //devil:240
case 221 : return 243 ;
case 222 : return 244 ;
case 223 : return d1_pig_present ? 174 : 313 ;
case 224 : return 245 ;
case 225 : return 246 ;
case 226 : return 164 ; //247; matching names but not matching textures
case 227 : return 179 ; //devil:181
case 228 : return 196 ; //248; matching names but not matching textures
case 229 : return d1_pig_present ? 175 : 15 ; //devil:66
case 230 : return d1_pig_present ? 176 : 15 ; //devil:66
// range handled by default case, returns 249..257 (+ 18)
case 240 : return d1_pig_present ? 177 : 6 ; //devil:132
case 241 : return 130 ; //devil:131
case 242 : return d1_pig_present ? 178 : 78 ; //devil:15
case 243 : return d1_pig_present ? 180 : 33 ; //devil:38
case 244 : return 258 ;
case 245 : return 259 ;
case 246 : return d1_pig_present ? 181 : 321 ; // grate metl127
case 247 : return 260 ;
case 248 : return 261 ;
case 249 : return 262 ;
case 250 : return 340 ; // white doorframe metl126
case 251 : return 412 ; // red doorframe metl133
case 252 : return 410 ; // blue doorframe metl134
case 253 : return 411 ; // yellow doorframe metl135
case 254 : return 263 ; // metl136
case 255 : return 264 ; // metl139
case 256 : return 265 ; // metl140
case 257 : return d1_pig_present ? 182 : 249 ; //246; brig001
case 258 : return d1_pig_present ? 183 : 251 ; //246; brig002
case 259 : return d1_pig_present ? 184 : 252 ; //246; brig003
case 260 : return d1_pig_present ? 185 : 256 ; //246; brig004
case 261 : return 273 ; // exit01
case 262 : return 274 ; // exit02
case 263 : return d1_pig_present ? 187 : 281 ; // ceil001
case 264 : return 275 ; // ceil002
case 265 : return 276 ; // ceil003
case 266 : return d1_pig_present ? 188 : 279 ; //devil:291
// range handled by default case, returns 277..291 (+ 10)
case 282 : return 293 ;
case 283 : return d1_pig_present ? 189 : 295 ;
case 284 : return 295 ;
case 285 : return 296 ;
case 286 : return 298 ;
// range handled by default case, returns 300..310 (+ 13)
case 298 : return d1_pig_present ? 191 : 364 ; // devil:374 misc010
// range handled by default case, returns 311..326 (+ 12)
case 315 : return d1_pig_present ? 192 : 361 ; // bad producer misc044
// range handled by default case, returns 327..337 (+ 11)
case 327 : return 352 ; // arw01
case 328 : return 353 ; // misc17
case 329 : return 354 ; // fan01
case 330 : return 380 ; // mntr04
case 331 : return 379 ; //373; matching names but not matching textures
case 332 : return 355 ; //344; matching names but not matching textures
case 333 : return 409 ; // lava misc11 //devil:404
case 334 : return 356 ; // ctrl04
case 335 : return 357 ; // ctrl01
case 336 : return 358 ; // ctrl02
case 337 : return 359 ; // ctrl03
case 338 : return 360 ; // misc14
case 339 : return 361 ; // producer misc16
case 340 : return 362 ; // misc049
case 341 : return 364 ; // misc060
case 342 : return 363 ; // blown01
case 343 : return 366 ; // misc061
case 344 : return 365 ;
case 345 : return 368 ;
case 346 : return 376 ;
case 347 : return 370 ;
case 348 : return 367 ;
case 349 : return 372 ;
case 350 : return 369 ;
case 351 : return 374 ; //429; matching names but not matching textures
case 352 : return 375 ; //387; matching names but not matching textures
case 353 : return 371 ;
case 354 : return 377 ; //425; matching names but not matching textures
case 355 : return 408 ;
case 356 : return 378 ; // lava02
case 357 : return 383 ; //384; matching names but not matching textures
case 358 : return 384 ; //385; matching names but not matching textures
case 359 : return 385 ; //386; matching names but not matching textures
case 360 : return 386 ;
case 361 : return 387 ;
case 362 : return d1_pig_present ? 194 : 388 ; // mntr04b (devil: -1)
case 363 : return 388 ;
case 364 : return 391 ;
case 365 : return 392 ;
case 366 : return 393 ;
case 367 : return 394 ;
case 368 : return 395 ;
case 369 : return 396 ;
case 370 : return d1_pig_present ? 195 : 392 ; // mntr04d (devil: -1)
// range 371..584 handled by default case (wall01 and door frames)
default :
// ranges:
if ( d1_tmap_num > = 29 & & d1_tmap_num < = 37 )
return d1_tmap_num - 16 ;
if ( d1_tmap_num > = 58 & & d1_tmap_num < = 87 )
return d1_tmap_num - 24 ;
if ( d1_tmap_num > = 89 & & d1_tmap_num < = 131 )
return d1_tmap_num - 25 ;
if ( d1_tmap_num > = 133 & & d1_tmap_num < = 140 )
return d1_tmap_num - 26 ;
if ( d1_tmap_num > = 176 & & d1_tmap_num < = 184 )
return d1_tmap_num + 33 ;
if ( d1_tmap_num > = 186 & & d1_tmap_num < = 192 )
return d1_tmap_num + 32 ;
if ( d1_tmap_num > = 203 & & d1_tmap_num < = 209 )
return d1_tmap_num + 25 ;
if ( d1_tmap_num > = 212 & & d1_tmap_num < = 219 )
return d1_tmap_num + 23 ;
if ( d1_tmap_num > = 231 & & d1_tmap_num < = 239 )
return d1_tmap_num + 18 ;
if ( d1_tmap_num > = 267 & & d1_tmap_num < = 281 )
return d1_tmap_num + 10 ;
if ( d1_tmap_num > = 287 & & d1_tmap_num < = 297 )
return d1_tmap_num + 13 ;
if ( d1_tmap_num > = 299 & & d1_tmap_num < = 314 )
return d1_tmap_num + 12 ;
if ( d1_tmap_num > = 316 & & d1_tmap_num < = 326 )
return d1_tmap_num + 11 ; // matching names but not matching textures
// wall01 and door frames:
if ( d1_tmap_num > 370 & & d1_tmap_num < 584 ) {
if ( New_file_format_load ) return d1_tmap_num + 64 ;
// d1 shareware needs special treatment:
if ( d1_tmap_num < 410 ) return d1_tmap_num + 68 ;
if ( d1_tmap_num < 417 ) return d1_tmap_num + 73 ;
if ( d1_tmap_num < 446 ) return d1_tmap_num + 91 ;
if ( d1_tmap_num < 453 ) return d1_tmap_num + 104 ;
if ( d1_tmap_num < 462 ) return d1_tmap_num + 111 ;
if ( d1_tmap_num < 486 ) return d1_tmap_num + 117 ;
if ( d1_tmap_num < 494 ) return d1_tmap_num + 141 ;
if ( d1_tmap_num < 584 ) return d1_tmap_num + 147 ;
}
{ // handle rare case where orientation != 0
short tmap_num = d1_tmap_num & TMAP_NUM_MASK ;
short orient = d1_tmap_num & ~ TMAP_NUM_MASK ;
if ( orient ! = 0 ) {
return orient | convert_d1_tmap_num ( tmap_num ) ;
} else {
Warning ( " can't convert unknown descent 1 texture #%d. \n " , tmap_num ) ;
return d1_tmap_num ;
}
}
}
}
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# endif
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# ifdef EDITOR
short tmap_xlate_table [ MAX_TEXTURES ] ;
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struct mtfi mine_top_fileinfo ; // Should be same as first two fields below...
struct mfi mine_fileinfo ;
struct mh mine_header ;
struct me mine_editor ;
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// -----------------------------------------------------------------------------
//loads from an already-open file
// returns 0=everything ok, 1=old version, -1=error
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int load_mine_data ( PHYSFS_file * LoadFile )
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{
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char old_tmap_list [ MAX_TEXTURES ] [ FILENAME_LEN ] ;
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int i , j ;
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short tmap_xlate ;
int translate ;
char * temptr ;
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int mine_start = PHYSFS_tell ( LoadFile ) ;
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fuelcen_reset ( ) ;
# ifdef EDITOR
// Create a new mine to initialize things.
//texpage_goto_first();
create_new_mine ( ) ;
# endif
//===================== READ FILE INFO ========================
// These are the default values... version and fileinfo_sizeof
// don't have defaults.
mine_fileinfo . header_offset = - 1 ;
mine_fileinfo . header_size = sizeof ( mine_header ) ;
mine_fileinfo . editor_offset = - 1 ;
mine_fileinfo . editor_size = sizeof ( mine_editor ) ;
mine_fileinfo . vertex_offset = - 1 ;
mine_fileinfo . vertex_howmany = 0 ;
mine_fileinfo . vertex_sizeof = sizeof ( vms_vector ) ;
mine_fileinfo . segment_offset = - 1 ;
mine_fileinfo . segment_howmany = 0 ;
mine_fileinfo . segment_sizeof = sizeof ( segment ) ;
mine_fileinfo . newseg_verts_offset = - 1 ;
mine_fileinfo . newseg_verts_howmany = 0 ;
mine_fileinfo . newseg_verts_sizeof = sizeof ( vms_vector ) ;
mine_fileinfo . group_offset = - 1 ;
mine_fileinfo . group_howmany = 0 ;
mine_fileinfo . group_sizeof = sizeof ( group ) ;
mine_fileinfo . texture_offset = - 1 ;
mine_fileinfo . texture_howmany = 0 ;
mine_fileinfo . texture_sizeof = FILENAME_LEN ; // num characters in a name
mine_fileinfo . walls_offset = - 1 ;
mine_fileinfo . walls_howmany = 0 ;
mine_fileinfo . walls_sizeof = sizeof ( wall ) ;
mine_fileinfo . triggers_offset = - 1 ;
mine_fileinfo . triggers_howmany = 0 ;
mine_fileinfo . triggers_sizeof = sizeof ( trigger ) ;
mine_fileinfo . object_offset = - 1 ;
mine_fileinfo . object_howmany = 1 ;
mine_fileinfo . object_sizeof = sizeof ( object ) ;
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# if defined(DXX_BUILD_DESCENT_II)
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mine_fileinfo . level_shake_frequency = 0 ;
mine_fileinfo . level_shake_duration = 0 ;
// Delta light stuff for blowing out light sources.
// if (mine_top_fileinfo.fileinfo_version >= 19) {
mine_fileinfo . dl_indices_offset = - 1 ;
mine_fileinfo . dl_indices_howmany = 0 ;
mine_fileinfo . dl_indices_sizeof = sizeof ( dl_index ) ;
mine_fileinfo . delta_light_offset = - 1 ;
mine_fileinfo . delta_light_howmany = 0 ;
mine_fileinfo . delta_light_sizeof = sizeof ( delta_light ) ;
// }
mine_fileinfo . segment2_offset = - 1 ;
mine_fileinfo . segment2_howmany = 0 ;
mine_fileinfo . segment2_sizeof = sizeof ( segment2 ) ;
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# endif
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// Read in mine_top_fileinfo to get size of saved fileinfo.
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mine_top_fileinfo = { } ;
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if ( PHYSFSX_fseek ( LoadFile , mine_start , SEEK_SET ) )
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Error ( " Error moving to top of file in gamemine.c " ) ;
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if ( PHYSFS_read ( LoadFile , & mine_top_fileinfo , sizeof ( mine_top_fileinfo ) , 1 ) ! = 1 )
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Error ( " Error reading mine_top_fileinfo in gamemine.c " ) ;
if ( mine_top_fileinfo . fileinfo_signature ! = 0x2884 )
return - 1 ;
// Check version number
if ( mine_top_fileinfo . fileinfo_version < COMPATIBLE_VERSION )
return - 1 ;
// Now, Read in the fileinfo
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if ( PHYSFSX_fseek ( LoadFile , mine_start , SEEK_SET ) )
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Error ( " Error seeking to top of file in gamemine.c " ) ;
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if ( PHYSFS_read ( LoadFile , & mine_fileinfo , mine_top_fileinfo . fileinfo_sizeof , 1 ) ! = 1 )
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Error ( " Error reading mine_fileinfo in gamemine.c " ) ;
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# if defined(DXX_BUILD_DESCENT_II)
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if ( mine_top_fileinfo . fileinfo_version < 18 ) {
Level_shake_frequency = 0 ;
Level_shake_duration = 0 ;
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Secret_return_segment = segment_first ;
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Secret_return_orient = vmd_identity_matrix ;
} else {
Level_shake_frequency = mine_fileinfo . level_shake_frequency < < 12 ;
Level_shake_duration = mine_fileinfo . level_shake_duration < < 12 ;
Secret_return_segment = mine_fileinfo . secret_return_segment ;
Secret_return_orient = mine_fileinfo . secret_return_orient ;
}
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# endif
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//===================== READ HEADER INFO ========================
// Set default values.
mine_header . num_vertices = 0 ;
mine_header . num_segments = 0 ;
if ( mine_fileinfo . header_offset > - 1 )
{
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if ( PHYSFSX_fseek ( LoadFile , mine_fileinfo . header_offset , SEEK_SET ) )
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Error ( " Error seeking to header_offset in gamemine.c " ) ;
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if ( PHYSFS_read ( LoadFile , & mine_header , mine_fileinfo . header_size , 1 ) ! = 1 )
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Error ( " Error reading mine_header in gamemine.c " ) ;
}
//===================== READ EDITOR INFO ==========================
// Set default values
mine_editor . current_seg = 0 ;
mine_editor . newsegment_offset = - 1 ; // To be written
mine_editor . newsegment_size = sizeof ( segment ) ;
mine_editor . Curside = 0 ;
mine_editor . Markedsegp = - 1 ;
mine_editor . Markedside = 0 ;
if ( mine_fileinfo . editor_offset > - 1 )
{
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if ( PHYSFSX_fseek ( LoadFile , mine_fileinfo . editor_offset , SEEK_SET ) )
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Error ( " Error seeking to editor_offset in gamemine.c " ) ;
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if ( PHYSFS_read ( LoadFile , & mine_editor , mine_fileinfo . editor_size , 1 ) ! = 1 )
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Error ( " Error reading mine_editor in gamemine.c " ) ;
}
//===================== READ TEXTURE INFO ==========================
if ( ( mine_fileinfo . texture_offset > - 1 ) & & ( mine_fileinfo . texture_howmany > 0 ) )
{
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if ( PHYSFSX_fseek ( LoadFile , mine_fileinfo . texture_offset , SEEK_SET ) )
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Error ( " Error seeking to texture_offset in gamemine.c " ) ;
for ( i = 0 ; i < mine_fileinfo . texture_howmany ; i + + )
{
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if ( PHYSFS_read ( LoadFile , & old_tmap_list [ i ] , mine_fileinfo . texture_sizeof , 1 ) ! = 1 )
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Error ( " Error reading old_tmap_list[i] in gamemine.c " ) ;
}
}
//=============== GENERATE TEXTURE TRANSLATION TABLE ===============
translate = 0 ;
Assert ( NumTextures < MAX_TEXTURES ) ;
{
hashtable ht ;
// Remove all the file extensions in the textures list
for ( i = 0 ; i < NumTextures ; i + + ) {
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temptr = strchr ( & TmapInfo [ i ] . filename [ 0u ] , ' . ' ) ;
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if ( temptr ) * temptr = ' \0 ' ;
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hashtable_insert ( & ht , & TmapInfo [ i ] . filename [ 0u ] , i ) ;
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}
// For every texture, search through the texture list
// to find a matching name.
for ( j = 0 ; j < mine_fileinfo . texture_howmany ; j + + ) {
// Remove this texture name's extension
temptr = strchr ( old_tmap_list [ j ] , ' . ' ) ;
if ( temptr ) * temptr = ' \0 ' ;
tmap_xlate_table [ j ] = hashtable_search ( & ht , old_tmap_list [ j ] ) ;
if ( tmap_xlate_table [ j ] < 0 ) {
;
}
if ( tmap_xlate_table [ j ] ! = j ) translate = 1 ;
}
}
//====================== READ VERTEX INFO ==========================
// New check added to make sure we don't read in too many vertices.
if ( mine_fileinfo . vertex_howmany > MAX_VERTICES )
mine_fileinfo . vertex_howmany = MAX_VERTICES ;
if ( ( mine_fileinfo . vertex_offset > - 1 ) & & ( mine_fileinfo . vertex_howmany > 0 ) )
{
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if ( PHYSFSX_fseek ( LoadFile , mine_fileinfo . vertex_offset , SEEK_SET ) )
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Error ( " Error seeking to vertex_offset in gamemine.c " ) ;
for ( i = 0 ; i < mine_fileinfo . vertex_howmany ; i + + )
{
// Set the default values for this vertex
Vertices [ i ] . x = 1 ;
Vertices [ i ] . y = 1 ;
Vertices [ i ] . z = 1 ;
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if ( PHYSFS_read ( LoadFile , & Vertices [ i ] , mine_fileinfo . vertex_sizeof , 1 ) ! = 1 )
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Error ( " Error reading Vertices[i] in gamemine.c " ) ;
}
}
//==================== READ SEGMENT INFO ===========================
// New check added to make sure we don't read in too many segments.
if ( mine_fileinfo . segment_howmany > MAX_SEGMENTS ) {
mine_fileinfo . segment_howmany = MAX_SEGMENTS ;
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# if defined(DXX_BUILD_DESCENT_II)
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mine_fileinfo . segment2_howmany = MAX_SEGMENTS ;
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# endif
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}
// [commented out by mk on 11/20/94 (weren't we supposed to hit final in October?) because it looks redundant. I think I'll test it now...] fuelcen_reset();
if ( ( mine_fileinfo . segment_offset > - 1 ) & & ( mine_fileinfo . segment_howmany > 0 ) ) {
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if ( PHYSFSX_fseek ( LoadFile , mine_fileinfo . segment_offset , SEEK_SET ) )
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Error ( " Error seeking to segment_offset in gamemine.c " ) ;
Highest_segment_index = mine_fileinfo . segment_howmany - 1 ;
for ( i = 0 ; i < mine_fileinfo . segment_howmany ; i + + ) {
// Set the default values for this segment (clear to zero )
//memset( &Segments[i], 0, sizeof(segment) );
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# if defined(DXX_BUILD_DESCENT_II)
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if ( mine_top_fileinfo . fileinfo_version > = 20 )
{
if ( PHYSFS_read ( LoadFile , & Segments [ i ] , mine_fileinfo . segment_sizeof , 1 ) ! = 1 )
Error ( " Unable to read segment %i \n " , i ) ;
}
else
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# endif
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if ( mine_top_fileinfo . fileinfo_version > = 16 )
{
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v16_segment v16_seg ;
Assert ( mine_fileinfo . segment_sizeof = = sizeof ( v16_seg ) ) ;
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if ( PHYSFS_read ( LoadFile , & v16_seg , mine_fileinfo . segment_sizeof , 1 ) ! = 1 )
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Error ( " Error reading segments in gamemine.c " ) ;
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# if defined(DXX_BUILD_DESCENT_I)
Segments [ i ] = v16_seg ;
# elif defined(DXX_BUILD_DESCENT_II)
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# ifdef EDITOR
Segments [ i ] . segnum = v16_seg . segnum ;
// -- Segments[i].pad = v16_seg.pad;
# endif
for ( j = 0 ; j < MAX_SIDES_PER_SEGMENT ; j + + )
Segments [ i ] . sides [ j ] = v16_seg . sides [ j ] ;
for ( j = 0 ; j < MAX_SIDES_PER_SEGMENT ; j + + )
Segments [ i ] . children [ j ] = v16_seg . children [ j ] ;
for ( j = 0 ; j < MAX_VERTICES_PER_SEGMENT ; j + + )
Segments [ i ] . verts [ j ] = v16_seg . verts [ j ] ;
Segment2s [ i ] . special = v16_seg . special ;
Segment2s [ i ] . value = v16_seg . value ;
Segment2s [ i ] . s2_flags = 0 ;
Segment2s [ i ] . matcen_num = v16_seg . matcen_num ;
Segment2s [ i ] . static_light = v16_seg . static_light ;
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# endif
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fuelcen_activate ( & Segments [ i ] , Segment2s [ i ] . special ) ;
}
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else
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Error ( " Invalid mine version " ) ;
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Segments [ i ] . objects = object_none ;
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# ifdef EDITOR
Segments [ i ] . group = - 1 ;
# endif
if ( translate = = 1 )
for ( j = 0 ; j < MAX_SIDES_PER_SEGMENT ; j + + ) {
unsigned short orient ;
tmap_xlate = Segments [ i ] . sides [ j ] . tmap_num ;
Segments [ i ] . sides [ j ] . tmap_num = tmap_xlate_table [ tmap_xlate ] ;
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auto render = ( WALL_IS_DOORWAY ( & Segments [ i ] , j ) & WID_RENDER_FLAG ) ;
if ( render )
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if ( Segments [ i ] . sides [ j ] . tmap_num < 0 ) {
Int3 ( ) ;
Segments [ i ] . sides [ j ] . tmap_num = NumTextures - 1 ;
}
tmap_xlate = Segments [ i ] . sides [ j ] . tmap_num2 & TMAP_NUM_MASK ;
orient = Segments [ i ] . sides [ j ] . tmap_num2 & ( ~ TMAP_NUM_MASK ) ;
if ( tmap_xlate ! = 0 ) {
int xlated_tmap = tmap_xlate_table [ tmap_xlate ] ;
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if ( render )
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if ( xlated_tmap < = 0 ) {
Int3 ( ) ;
Segments [ i ] . sides [ j ] . tmap_num2 = NumTextures - 1 ;
}
Segments [ i ] . sides [ j ] . tmap_num2 = xlated_tmap | orient ;
}
}
}
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# if defined(DXX_BUILD_DESCENT_II)
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if ( mine_top_fileinfo . fileinfo_version > = 20 )
for ( i = 0 ; i < = Highest_segment_index ; i + + ) {
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PHYSFS_read ( LoadFile , & Segment2s [ i ] , sizeof ( segment2 ) , 1 ) ;
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fuelcen_activate ( & Segments [ i ] , Segment2s [ i ] . special ) ;
}
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# endif
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}
//===================== READ NEWSEGMENT INFO =====================
# ifdef EDITOR
{ // Default segment created.
vms_vector sizevec ;
med_create_new_segment ( vm_vec_make ( & sizevec , DEFAULT_X_SIZE , DEFAULT_Y_SIZE , DEFAULT_Z_SIZE ) ) ; // New_segment = Segments[0];
//memset( &New_segment, 0, sizeof(segment) );
}
if ( mine_editor . newsegment_offset > - 1 )
{
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if ( PHYSFSX_fseek ( LoadFile , mine_editor . newsegment_offset , SEEK_SET ) )
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Error ( " Error seeking to newsegment_offset in gamemine.c " ) ;
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if ( PHYSFS_read ( LoadFile , & New_segment , mine_editor . newsegment_size , 1 ) ! = 1 )
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Error ( " Error reading new_segment in gamemine.c " ) ;
}
if ( ( mine_fileinfo . newseg_verts_offset > - 1 ) & & ( mine_fileinfo . newseg_verts_howmany > 0 ) )
{
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if ( PHYSFSX_fseek ( LoadFile , mine_fileinfo . newseg_verts_offset , SEEK_SET ) )
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Error ( " Error seeking to newseg_verts_offset in gamemine.c " ) ;
for ( i = 0 ; i < mine_fileinfo . newseg_verts_howmany ; i + + )
{
// Set the default values for this vertex
Vertices [ NEW_SEGMENT_VERTICES + i ] . x = 1 ;
Vertices [ NEW_SEGMENT_VERTICES + i ] . y = 1 ;
Vertices [ NEW_SEGMENT_VERTICES + i ] . z = 1 ;
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if ( PHYSFS_read ( LoadFile , & Vertices [ NEW_SEGMENT_VERTICES + i ] , mine_fileinfo . newseg_verts_sizeof , 1 ) ! = 1 )
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Error ( " Error reading Vertices[NEW_SEGMENT_VERTICES+i] in gamemine.c " ) ;
New_segment . verts [ i ] = NEW_SEGMENT_VERTICES + i ;
}
}
# endif
//========================= UPDATE VARIABLES ======================
# ifdef EDITOR
// Setting to Markedsegp to NULL ignores Curside and Markedside, which
// we want to do when reading in an old file.
Markedside = mine_editor . Markedside ;
Curside = mine_editor . Curside ;
for ( i = 0 ; i < 10 ; i + + )
Groupside [ i ] = mine_editor . Groupside [ i ] ;
if ( mine_editor . current_seg ! = - 1 )
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Cursegp = & Segments [ mine_editor . current_seg ] ;
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else
Cursegp = NULL ;
if ( mine_editor . Markedsegp ! = - 1 )
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Markedsegp = & Segments [ mine_editor . Markedsegp ] ;
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else
Markedsegp = NULL ;
num_groups = 0 ;
current_group = - 1 ;
# endif
Num_vertices = mine_fileinfo . vertex_howmany ;
Num_segments = mine_fileinfo . segment_howmany ;
Highest_vertex_index = Num_vertices - 1 ;
Highest_segment_index = Num_segments - 1 ;
reset_objects ( 1 ) ; //one object, the player
# ifdef EDITOR
Highest_vertex_index = MAX_SEGMENT_VERTICES - 1 ;
Highest_segment_index = MAX_SEGMENTS - 1 ;
set_vertex_counts ( ) ;
Highest_vertex_index = Num_vertices - 1 ;
Highest_segment_index = Num_segments - 1 ;
warn_if_concave_segments ( ) ;
# endif
# ifdef EDITOR
validate_segment_all ( ) ;
# endif
//create_local_segment_data();
//gamemine_find_textures();
if ( mine_top_fileinfo . fileinfo_version < MINE_VERSION )
return 1 ; //old version
else
return 0 ;
}
# endif
# define COMPILED_MINE_VERSION 0
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static void read_children ( segnum_t segnum , ubyte bit_mask , PHYSFS_file * LoadFile )
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{
int bit ;
for ( bit = 0 ; bit < MAX_SIDES_PER_SEGMENT ; bit + + ) {
if ( bit_mask & ( 1 < < bit ) ) {
2011-06-01 07:59:55 +00:00
Segments [ segnum ] . children [ bit ] = PHYSFSX_readShort ( LoadFile ) ;
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} else
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Segments [ segnum ] . children [ bit ] = segment_none ;
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}
}
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static void read_verts ( segnum_t segnum , PHYSFS_file * LoadFile )
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{
int i ;
// Read short Segments[segnum].verts[MAX_VERTICES_PER_SEGMENT]
for ( i = 0 ; i < MAX_VERTICES_PER_SEGMENT ; i + + )
2011-06-01 07:59:55 +00:00
Segments [ segnum ] . verts [ i ] = PHYSFSX_readShort ( LoadFile ) ;
2006-03-20 17:12:09 +00:00
}
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static void read_special ( segnum_t segnum , ubyte bit_mask , PHYSFS_file * LoadFile )
2006-03-20 17:12:09 +00:00
{
if ( bit_mask & ( 1 < < MAX_SIDES_PER_SEGMENT ) ) {
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// Read ubyte Segments[segnum].special
Segments [ segnum ] . special = PHYSFSX_readByte ( LoadFile ) ;
// Read byte Segments[segnum].matcen_num
Segments [ segnum ] . matcen_num = PHYSFSX_readByte ( LoadFile ) ;
// Read short Segments[segnum].value
Segments [ segnum ] . value = PHYSFSX_readShort ( LoadFile ) ;
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} else {
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Segments [ segnum ] . special = 0 ;
Segments [ segnum ] . matcen_num = - 1 ;
Segments [ segnum ] . value = 0 ;
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}
}
2013-03-03 01:03:33 +00:00
# if defined(DXX_BUILD_DESCENT_I)
/*
* reads a segment2 structure from a PHYSFS_file
*/
static void segment2_read ( segment * s2 , PHYSFS_file * fp )
{
s2 - > special = PHYSFSX_readByte ( fp ) ;
if ( s2 - > special > = MAX_CENTER_TYPES )
s2 - > special = SEGMENT_IS_NOTHING ; // remove goals etc.
s2 - > matcen_num = PHYSFSX_readByte ( fp ) ;
s2 - > value = PHYSFSX_readByte ( fp ) ;
/*s2->s2_flags =*/ PHYSFSX_readByte ( fp ) ; // descent 2 ambient sound handling
s2 - > static_light = PHYSFSX_readFix ( fp ) ;
}
# endif
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int load_mine_data_compiled ( PHYSFS_file * LoadFile )
2006-03-20 17:12:09 +00:00
{
2013-12-29 04:28:07 +00:00
int i , sidenum ;
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ubyte compiled_version ;
short temp_short ;
ushort temp_ushort = 0 ;
ubyte bit_mask ;
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# if defined(DXX_BUILD_DESCENT_II)
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d1_pig_present = PHYSFSX_exists ( D1_PIGFILE , 1 ) ;
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# endif
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if ( ! strcmp ( strchr ( Gamesave_current_filename , ' . ' ) , " .sdl " ) )
New_file_format_load = 0 ; // descent 1 shareware
else
New_file_format_load = 1 ;
// For compiled levels, textures map to themselves, prevent tmap_override always being gray,
// bug which Matt and John refused to acknowledge, so here is Mike, fixing it.
2013-03-03 01:03:33 +00:00
//
// Although in a cloud of arrogant glee, he forgot to ifdef it on EDITOR!
// (Matt told me to write that!)
2006-03-20 17:12:09 +00:00
# ifdef EDITOR
for ( i = 0 ; i < MAX_TEXTURES ; i + + )
tmap_xlate_table [ i ] = i ;
# endif
// memset( Segments, 0, sizeof(segment)*MAX_SEGMENTS );
fuelcen_reset ( ) ;
//=============================== Reading part ==============================
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compiled_version = PHYSFSX_readByte ( LoadFile ) ;
2011-09-26 23:31:19 +00:00
( void ) compiled_version ;
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if ( New_file_format_load )
2011-06-01 07:59:55 +00:00
Num_vertices = PHYSFSX_readShort ( LoadFile ) ;
2006-03-20 17:12:09 +00:00
else
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Num_vertices = PHYSFSX_readInt ( LoadFile ) ;
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Assert ( Num_vertices < = MAX_VERTICES ) ;
if ( New_file_format_load )
2011-06-01 07:59:55 +00:00
Num_segments = PHYSFSX_readShort ( LoadFile ) ;
2006-03-20 17:12:09 +00:00
else
2011-06-01 07:59:55 +00:00
Num_segments = PHYSFSX_readInt ( LoadFile ) ;
2006-03-20 17:12:09 +00:00
Assert ( Num_segments < = MAX_SEGMENTS ) ;
for ( i = 0 ; i < Num_vertices ; i + + )
2011-06-01 07:59:55 +00:00
PHYSFSX_readVector ( & ( Vertices [ i ] ) , LoadFile ) ;
2006-03-20 17:12:09 +00:00
2013-12-29 04:28:07 +00:00
for ( segnum_t segnum = 0 ; segnum < Num_segments ; segnum + + ) {
2006-03-20 17:12:09 +00:00
# ifdef EDITOR
Segments [ segnum ] . segnum = segnum ;
Segments [ segnum ] . group = 0 ;
# endif
if ( New_file_format_load )
2011-06-01 07:59:55 +00:00
bit_mask = PHYSFSX_readByte ( LoadFile ) ;
2006-03-20 17:12:09 +00:00
else
bit_mask = 0x7f ; // read all six children and special stuff...
if ( Gamesave_current_version = = 5 ) { // d2 SHAREWARE level
read_special ( segnum , bit_mask , LoadFile ) ;
read_verts ( segnum , LoadFile ) ;
read_children ( segnum , bit_mask , LoadFile ) ;
} else {
read_children ( segnum , bit_mask , LoadFile ) ;
read_verts ( segnum , LoadFile ) ;
if ( Gamesave_current_version < = 1 ) { // descent 1 level
read_special ( segnum , bit_mask , LoadFile ) ;
}
}
2013-12-26 22:21:16 +00:00
Segments [ segnum ] . objects = object_none ;
2006-03-20 17:12:09 +00:00
if ( Gamesave_current_version < = 5 ) { // descent 1 thru d2 SHAREWARE level
// Read fix Segments[segnum].static_light (shift down 5 bits, write as short)
2011-06-01 07:59:55 +00:00
temp_ushort = PHYSFSX_readShort ( LoadFile ) ;
2013-11-21 23:11:51 +00:00
Segments [ segnum ] . static_light = ( ( fix ) temp_ushort ) < < 4 ;
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//PHYSFS_read( LoadFile, &Segments[segnum].static_light, sizeof(fix), 1 );
2006-03-20 17:12:09 +00:00
}
// Read the walls as a 6 byte array
for ( sidenum = 0 ; sidenum < MAX_SIDES_PER_SEGMENT ; sidenum + + ) {
Segments [ segnum ] . sides [ sidenum ] . pad = 0 ;
}
if ( New_file_format_load )
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bit_mask = PHYSFSX_readByte ( LoadFile ) ;
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else
bit_mask = 0x3f ; // read all six sides
for ( sidenum = 0 ; sidenum < MAX_SIDES_PER_SEGMENT ; sidenum + + ) {
ubyte byte_wallnum ;
if ( bit_mask & ( 1 < < sidenum ) ) {
2011-06-01 07:59:55 +00:00
byte_wallnum = PHYSFSX_readByte ( LoadFile ) ;
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if ( byte_wallnum = = 255 )
Segments [ segnum ] . sides [ sidenum ] . wall_num = - 1 ;
else
Segments [ segnum ] . sides [ sidenum ] . wall_num = byte_wallnum ;
} else
Segments [ segnum ] . sides [ sidenum ] . wall_num = - 1 ;
}
for ( sidenum = 0 ; sidenum < MAX_SIDES_PER_SEGMENT ; sidenum + + ) {
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if ( ( Segments [ segnum ] . children [ sidenum ] = = segment_none ) | | ( Segments [ segnum ] . sides [ sidenum ] . wall_num ! = - 1 ) ) {
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// Read short Segments[segnum].sides[sidenum].tmap_num;
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temp_ushort = PHYSFSX_readShort ( LoadFile ) ;
2013-03-03 01:03:33 +00:00
# if defined(DXX_BUILD_DESCENT_I)
Segments [ segnum ] . sides [ sidenum ] . tmap_num = convert_tmap ( temp_ushort & 0x7fff ) ;
if ( New_file_format_load & & ! ( temp_ushort & 0x8000 ) )
Segments [ segnum ] . sides [ sidenum ] . tmap_num2 = 0 ;
else {
// Read short Segments[segnum].sides[sidenum].tmap_num2;
Segments [ segnum ] . sides [ sidenum ] . tmap_num2 = PHYSFSX_readShort ( LoadFile ) ;
Segments [ segnum ] . sides [ sidenum ] . tmap_num2 =
( convert_tmap ( Segments [ segnum ] . sides [ sidenum ] . tmap_num2 & 0x3fff ) ) |
( Segments [ segnum ] . sides [ sidenum ] . tmap_num2 & 0xc000 ) ;
}
# elif defined(DXX_BUILD_DESCENT_II)
2006-03-20 17:12:09 +00:00
if ( New_file_format_load ) {
Segments [ segnum ] . sides [ sidenum ] . tmap_num = temp_ushort & 0x7fff ;
} else
2013-11-21 23:11:51 +00:00
Segments [ segnum ] . sides [ sidenum ] . tmap_num = temp_ushort ;
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if ( Gamesave_current_version < = 1 )
Segments [ segnum ] . sides [ sidenum ] . tmap_num = convert_d1_tmap_num ( Segments [ segnum ] . sides [ sidenum ] . tmap_num ) ;
if ( New_file_format_load & & ! ( temp_ushort & 0x8000 ) )
Segments [ segnum ] . sides [ sidenum ] . tmap_num2 = 0 ;
else {
// Read short Segments[segnum].sides[sidenum].tmap_num2;
2011-06-01 07:59:55 +00:00
Segments [ segnum ] . sides [ sidenum ] . tmap_num2 = PHYSFSX_readShort ( LoadFile ) ;
2006-03-20 17:12:09 +00:00
if ( Gamesave_current_version < = 1 & & Segments [ segnum ] . sides [ sidenum ] . tmap_num2 ! = 0 )
Segments [ segnum ] . sides [ sidenum ] . tmap_num2 = convert_d1_tmap_num ( Segments [ segnum ] . sides [ sidenum ] . tmap_num2 ) ;
}
2013-03-03 01:03:33 +00:00
# endif
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// Read uvl Segments[segnum].sides[sidenum].uvls[4] (u,v>>5, write as short, l>>1 write as short)
for ( i = 0 ; i < 4 ; i + + ) {
2011-06-01 07:59:55 +00:00
temp_short = PHYSFSX_readShort ( LoadFile ) ;
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Segments [ segnum ] . sides [ sidenum ] . uvls [ i ] . u = ( ( fix ) temp_short ) < < 5 ;
2011-06-01 07:59:55 +00:00
temp_short = PHYSFSX_readShort ( LoadFile ) ;
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Segments [ segnum ] . sides [ sidenum ] . uvls [ i ] . v = ( ( fix ) temp_short ) < < 5 ;
2011-06-01 07:59:55 +00:00
temp_ushort = PHYSFSX_readShort ( LoadFile ) ;
2006-03-20 17:12:09 +00:00
Segments [ segnum ] . sides [ sidenum ] . uvls [ i ] . l = ( ( fix ) temp_ushort ) < < 1 ;
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//PHYSFS_read( LoadFile, &Segments[segnum].sides[sidenum].uvls[i].l, sizeof(fix), 1 );
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}
} else {
Segments [ segnum ] . sides [ sidenum ] . tmap_num = 0 ;
Segments [ segnum ] . sides [ sidenum ] . tmap_num2 = 0 ;
for ( i = 0 ; i < 4 ; i + + ) {
Segments [ segnum ] . sides [ sidenum ] . uvls [ i ] . u = 0 ;
Segments [ segnum ] . sides [ sidenum ] . uvls [ i ] . v = 0 ;
Segments [ segnum ] . sides [ sidenum ] . uvls [ i ] . l = 0 ;
}
}
}
}
Highest_vertex_index = Num_vertices - 1 ;
Highest_segment_index = Num_segments - 1 ;
validate_segment_all ( ) ; // Fill in side type and normals.
for ( i = 0 ; i < Num_segments ; i + + ) {
if ( Gamesave_current_version > 5 )
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segment2_read ( & Segments [ i ] , LoadFile ) ;
fuelcen_activate ( & Segments [ i ] , Segments [ i ] . special ) ;
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}
reset_objects ( 1 ) ; //one object, the player
return 0 ;
}