src/main.h

   1 /***********************************************************
   2 * Rocks'n'Diamonds -- McDuffin Strikes Back!               *
   3 *----------------------------------------------------------*
   4 * (c) 1995-2002 Artsoft Entertainment                      *
   5 *               Holger Schemel                             *
   6 *               Detmolder Strasse 189                      *
   7 *               33604 Bielefeld                            *
   8 *               Germany                                    *
   9 *               e-mail: info@artsoft.org                   *
  10 *----------------------------------------------------------*
  11 * main.h                                                   *
  12 ***********************************************************/
  13
  14 #ifndef MAIN_H
  15 #define MAIN_H
  16
  17 #include <stdio.h>
  18 #include <stdlib.h>
  19 #include <string.h>
  20 #include <time.h>
  21 #include <sys/time.h>
  22 #include <sys/types.h>
  23 #include <sys/stat.h>
  24 #include <errno.h>
  25 #include <unistd.h>
  26 #include <fcntl.h>
  27
  28 #include "libgame/libgame.h"
  29
  30 #include "conf_gfx.h"   /* include auto-generated data structure definitions */
  31 #include "conf_snd.h"   /* include auto-generated data structure definitions */
  32
  33 #define IMG_UNDEFINED           (-1)
  34 #define IMG_EMPTY               IMG_EMPTY_SPACE
  35 #define IMG_SP_EMPTY            IMG_SP_EMPTY_SPACE
  36 #define IMG_EXPLOSION           IMG_DEFAULT_EXPLODING
  37 #define IMG_CHAR_START          IMG_CHAR_SPACE
  38 #define IMG_CUSTOM_START        IMG_CUSTOM_1
  39
  40 #define SND_UNDEFINED           (-1)
  41
  42 #define WIN_XSIZE               672
  43 #define WIN_YSIZE               560
  44
  45 #define SCR_FIELDX              17
  46 #define SCR_FIELDY              17
  47 #define MAX_BUF_XSIZE           (SCR_FIELDX + 2)
  48 #define MAX_BUF_YSIZE           (SCR_FIELDY + 2)
  49 #define MIN_LEV_FIELDX          3
  50 #define MIN_LEV_FIELDY          3
  51 #define STD_LEV_FIELDX          64
  52 #define STD_LEV_FIELDY          32
  53 #define MAX_LEV_FIELDX          128
  54 #define MAX_LEV_FIELDY          128
  55
  56 #define SCREENX(a)              ((a) - scroll_x)
  57 #define SCREENY(a)              ((a) - scroll_y)
  58 #define LEVELX(a)               ((a) + scroll_x)
  59 #define LEVELY(a)               ((a) + scroll_y)
  60 #define IN_VIS_FIELD(x,y) ((x)>=0 && (x)<SCR_FIELDX && (y)>=0 &&(y)<SCR_FIELDY)
  61 #define IN_SCR_FIELD(x,y) ((x)>=BX1 && (x)<=BX2 && (y)>=BY1 &&(y)<=BY2)
  62 #define IN_LEV_FIELD(x,y) ((x)>=0 && (x)<lev_fieldx && (y)>=0 &&(y)<lev_fieldy)
  63
  64 /* values for configurable properties (custom elem's only, else pre-defined) */
  65 #define EP_DIGGABLE             0
  66 #define EP_COLLECTIBLE_ONLY     1
  67 #define EP_DONT_RUN_INTO        2
  68 #define EP_DONT_COLLIDE_WITH    3
  69 #define EP_DONT_TOUCH           4
  70 #define EP_INDESTRUCTIBLE       5
  71 #define EP_SLIPPERY             6
  72 #define EP_CAN_CHANGE           7
  73 #define EP_CAN_MOVE             8
  74 #define EP_CAN_FALL             9
  75 #define EP_CAN_SMASH_PLAYER     10
  76 #define EP_CAN_SMASH_ENEMIES    11
  77 #define EP_CAN_SMASH_EVERYTHING 12
  78 #define EP_CAN_EXPLODE_BY_FIRE  13
  79 #define EP_CAN_EXPLODE_SMASHED  14
  80 #define EP_CAN_EXPLODE_IMPACT   15
  81 #define EP_WALKABLE_OVER        16
  82 #define EP_WALKABLE_INSIDE      17
  83 #define EP_WALKABLE_UNDER       18
  84 #define EP_PASSABLE_OVER        19
  85 #define EP_PASSABLE_INSIDE      20
  86 #define EP_PASSABLE_UNDER       21
  87 #define EP_DROPPABLE            22
  88 #define EP_CAN_EXPLODE_1X1      23
  89 #define EP_PUSHABLE             24
  90
  91 /* values for pre-defined properties */
  92 #define EP_PLAYER               32
  93 #define EP_CAN_PASS_MAGIC_WALL  33
  94 #define EP_SWITCHABLE           34
  95 #define EP_BD_ELEMENT           35
  96 #define EP_SP_ELEMENT           36
  97 #define EP_SB_ELEMENT           37
  98 #define EP_GEM                  38
  99 #define EP_FOOD_DARK_YAMYAM     39
 100 #define EP_FOOD_PENGUIN         40
 101 #define EP_FOOD_PIG             41
 102 #define EP_HISTORIC_WALL        42
 103 #define EP_HISTORIC_SOLID       43
 104 #define EP_CLASSIC_ENEMY        44
 105 #define EP_BELT                 45
 106 #define EP_BELT_ACTIVE          46
 107 #define EP_BELT_SWITCH          47
 108 #define EP_TUBE                 48
 109 #define EP_KEYGATE              49
 110 #define EP_AMOEBOID             50
 111 #define EP_AMOEBALIVE           51
 112 #define EP_HAS_CONTENT          52
 113 #define EP_ACTIVE_BOMB          53
 114 #define EP_INACTIVE             54
 115
 116 /* values for special configurable properties (depending on level settings) */
 117 #define EP_EM_SLIPPERY_WALL     55
 118
 119 /* values for special graphics properties (no effect on game engine) */
 120 #define EP_GFX_CRUMBLED         56
 121
 122 /* values for derived properties (determined from properties above) */
 123 #define EP_ACCESSIBLE_OVER      57
 124 #define EP_ACCESSIBLE_INSIDE    58
 125 #define EP_ACCESSIBLE_UNDER     59
 126 #define EP_WALKABLE             60
 127 #define EP_PASSABLE             61
 128 #define EP_ACCESSIBLE           62
 129 #define EP_COLLECTIBLE          63
 130 #define EP_SNAPPABLE            64
 131 #define EP_WALL                 65
 132 #define EP_SOLID_FOR_PUSHING    66
 133 #define EP_DRAGONFIRE_PROOF     67
 134 #define EP_EXPLOSION_PROOF      68
 135 #define EP_CAN_SMASH            69
 136 #define EP_CAN_EXPLODE          70
 137 #define EP_CAN_EXPLODE_3X3      71
 138
 139 /* values for internal purpose only (level editor) */
 140 #define EP_EXPLODE_RESULT       72
 141 #define EP_WALK_TO_OBJECT       73
 142 #define EP_DEADLY               74
 143
 144 #define NUM_ELEMENT_PROPERTIES  75
 145
 146 #define NUM_EP_BITFIELDS        ((NUM_ELEMENT_PROPERTIES + 31) / 32)
 147 #define EP_BITFIELD_BASE        0
 148
 149 #define EP_BITMASK_DEFAULT      0
 150
 151 #define PROPERTY_BIT(p)         (1 << ((p) % 32))
 152 #define PROPERTY_VAR(e,p)       (Properties[e][(p) / 32])
 153 #define HAS_PROPERTY(e,p)       ((PROPERTY_VAR(e, p) & PROPERTY_BIT(p)) != 0)
 154 #define SET_PROPERTY(e,p,v)     ((v) ?                                     \
 155                                  (PROPERTY_VAR(e,p) |=  PROPERTY_BIT(p)) : \
 156                                  (PROPERTY_VAR(e,p) &= ~PROPERTY_BIT(p)))
 157
 158
 159 /* values for change events for custom elements (stored in level file) */
 160 #define CE_DELAY                0
 161 #define CE_TOUCHED_BY_PLAYER    1
 162 #define CE_PRESSED_BY_PLAYER    2
 163 #define CE_PUSHED_BY_PLAYER     3
 164 #define CE_DROPPED_BY_PLAYER    4
 165 #define CE_COLLISION            5
 166 #define CE_IMPACT               6
 167 #define CE_SMASHED              7
 168 #define CE_OTHER_IS_TOUCHING    8
 169 #define CE_OTHER_IS_CHANGING    9
 170 #define CE_OTHER_IS_EXPLODING   10
 171 #define CE_OTHER_GETS_TOUCHED   11
 172 #define CE_OTHER_GETS_PRESSED   12
 173 #define CE_OTHER_GETS_PUSHED    13
 174 #define CE_OTHER_GETS_COLLECTED 14
 175 #define CE_OTHER_GETS_DROPPED   15
 176 #define CE_BY_PLAYER            16      /* obsolete; now CE_BY_DIRECT_ACTION */
 177 #define CE_BY_COLLISION         17      /* obsolete; now CE_BY_DIRECT_ACTION */
 178 #define CE_BY_OTHER_ACTION      18      /* activates other element events */
 179 #define CE_BY_DIRECT_ACTION     19      /* activates direct element events */
 180 #define CE_OTHER_GETS_DIGGED    20
 181 #define CE_ENTERED_BY_PLAYER    21
 182 #define CE_LEFT_BY_PLAYER       22
 183 #define CE_OTHER_GETS_ENTERED   23
 184 #define CE_OTHER_GETS_LEFT      24
 185
 186 /* values for derived change events (determined from properties above) */
 187 #define CE_TOUCHING_SOME_SIDE   25      /* summarized left/right/up/down/any */
 188
 189 #define NUM_CHANGE_EVENTS       26
 190
 191 #define CE_BITMASK_DEFAULT      0
 192
 193 #define CH_EVENT_BIT(c)         (1 << (c))
 194 #define CH_EVENT_VAR(e)         (element_info[e].change->events)
 195 #define CH_ANY_EVENT_VAR(e)     (element_info[e].change_events)
 196
 197 #define HAS_CHANGE_EVENT(e,c)   (IS_CUSTOM_ELEMENT(e) &&                  \
 198                                  (CH_EVENT_VAR(e) & CH_EVENT_BIT(c)) != 0)
 199 #define HAS_ANY_CHANGE_EVENT(e,c) (IS_CUSTOM_ELEMENT(e) &&                \
 200                                  (CH_ANY_EVENT_VAR(e) & CH_EVENT_BIT(c)) != 0)
 201 #define SET_CHANGE_EVENT(e,c,v) (IS_CUSTOM_ELEMENT(e) ?                   \
 202                                  ((v) ?                                   \
 203                                   (CH_EVENT_VAR(e) |=  CH_EVENT_BIT(c)) : \
 204                                   (CH_EVENT_VAR(e) &= ~CH_EVENT_BIT(c))) : 0)
 205
 206 /* values for change sides for custom elements */
 207 #define CH_SIDE_NONE            MV_NO_MOVING
 208 #define CH_SIDE_LEFT            MV_LEFT
 209 #define CH_SIDE_RIGHT           MV_RIGHT
 210 #define CH_SIDE_TOP             MV_UP
 211 #define CH_SIDE_BOTTOM          MV_DOWN
 212 #define CH_SIDE_LEFT_RIGHT      MV_HORIZONTAL
 213 #define CH_SIDE_TOP_BOTTOM      MV_VERTICAL
 214 #define CH_SIDE_ANY             MV_ANY_DIRECTION
 215
 216 /* values for change power for custom elements */
 217 #define CP_NON_DESTRUCTIVE      0
 218 #define CP_HALF_DESTRUCTIVE     1
 219 #define CP_FULL_DESTRUCTIVE     2
 220
 221 /* values for special move patterns (bits 0-3: basic move directions) */
 222 #define MV_BIT_TOWARDS_PLAYER   4
 223 #define MV_BIT_AWAY_FROM_PLAYER 5
 224 #define MV_BIT_ALONG_LEFT_SIDE  6
 225 #define MV_BIT_ALONG_RIGHT_SIDE 7
 226 #define MV_BIT_TURNING_LEFT     8
 227 #define MV_BIT_TURNING_RIGHT    9
 228 #define MV_BIT_WHEN_PUSHED      10
 229
 230 /* values for special move patterns for custom elements */
 231 #define MV_HORIZONTAL           (MV_LEFT | MV_RIGHT)
 232 #define MV_VERTICAL             (MV_UP | MV_DOWN)
 233 #define MV_ALL_DIRECTIONS       (MV_HORIZONTAL | MV_VERTICAL)
 234 #define MV_ANY_DIRECTION        (MV_ALL_DIRECTIONS)
 235 #define MV_TOWARDS_PLAYER       (1 << MV_BIT_TOWARDS_PLAYER)
 236 #define MV_AWAY_FROM_PLAYER     (1 << MV_BIT_AWAY_FROM_PLAYER)
 237 #define MV_ALONG_LEFT_SIDE      (1 << MV_BIT_ALONG_LEFT_SIDE)
 238 #define MV_ALONG_RIGHT_SIDE     (1 << MV_BIT_ALONG_RIGHT_SIDE)
 239 #define MV_TURNING_LEFT         (1 << MV_BIT_TURNING_LEFT)
 240 #define MV_TURNING_RIGHT        (1 << MV_BIT_TURNING_RIGHT)
 241 #define MV_WHEN_PUSHED          (1 << MV_BIT_WHEN_PUSHED)
 242
 243 /* values for slippery property for custom elements */
 244 #define SLIPPERY_ANY_RANDOM     0
 245 #define SLIPPERY_ANY_LEFT_RIGHT 1
 246 #define SLIPPERY_ANY_RIGHT_LEFT 2
 247 #define SLIPPERY_ONLY_LEFT      3
 248 #define SLIPPERY_ONLY_RIGHT     4
 249
 250 /* macros for configurable properties */
 251 #define IS_DIGGABLE(e)          HAS_PROPERTY(e, EP_DIGGABLE)
 252 #define IS_COLLECTIBLE_ONLY(e)  HAS_PROPERTY(e, EP_COLLECTIBLE_ONLY)
 253 #define DONT_RUN_INTO(e)        HAS_PROPERTY(e, EP_DONT_RUN_INTO)
 254 #define DONT_COLLIDE_WITH(e)    HAS_PROPERTY(e, EP_DONT_COLLIDE_WITH)
 255 #define DONT_TOUCH(e)           HAS_PROPERTY(e, EP_DONT_TOUCH)
 256 #define IS_INDESTRUCTIBLE(e)    HAS_PROPERTY(e, EP_INDESTRUCTIBLE)
 257 #define IS_SLIPPERY(e)          HAS_PROPERTY(e, EP_SLIPPERY)
 258 #define CAN_CHANGE(e)           HAS_PROPERTY(e, EP_CAN_CHANGE)
 259 #define CAN_MOVE(e)             HAS_PROPERTY(e, EP_CAN_MOVE)
 260 #define CAN_FALL(e)             HAS_PROPERTY(e, EP_CAN_FALL)
 261 #define CAN_SMASH_PLAYER(e)     HAS_PROPERTY(e, EP_CAN_SMASH_PLAYER)
 262 #define CAN_SMASH_ENEMIES(e)    HAS_PROPERTY(e, EP_CAN_SMASH_ENEMIES)
 263 #define CAN_SMASH_EVERYTHING(e) HAS_PROPERTY(e, EP_CAN_SMASH_EVERYTHING)
 264 #define CAN_EXPLODE_BY_FIRE(e)  HAS_PROPERTY(e, EP_CAN_EXPLODE_BY_FIRE)
 265 #define CAN_EXPLODE_SMASHED(e)  HAS_PROPERTY(e, EP_CAN_EXPLODE_SMASHED)
 266 #define CAN_EXPLODE_IMPACT(e)   HAS_PROPERTY(e, EP_CAN_EXPLODE_IMPACT)
 267 #define IS_WALKABLE_OVER(e)     HAS_PROPERTY(e, EP_WALKABLE_OVER)
 268 #define IS_WALKABLE_INSIDE(e)   HAS_PROPERTY(e, EP_WALKABLE_INSIDE)
 269 #define IS_WALKABLE_UNDER(e)    HAS_PROPERTY(e, EP_WALKABLE_UNDER)
 270 #define IS_PASSABLE_OVER(e)     HAS_PROPERTY(e, EP_PASSABLE_OVER)
 271 #define IS_PASSABLE_INSIDE(e)   HAS_PROPERTY(e, EP_PASSABLE_INSIDE)
 272 #define IS_PASSABLE_UNDER(e)    HAS_PROPERTY(e, EP_PASSABLE_UNDER)
 273 #define IS_DROPPABLE(e)         HAS_PROPERTY(e, EP_DROPPABLE)
 274 #define CAN_EXPLODE_1X1(e)      HAS_PROPERTY(e, EP_CAN_EXPLODE_1X1)
 275 #define IS_PUSHABLE(e)          HAS_PROPERTY(e, EP_PUSHABLE)
 276
 277 /* macros for special configurable properties */
 278 #define IS_EM_SLIPPERY_WALL(e)  HAS_PROPERTY(e, EP_EM_SLIPPERY_WALL)
 279
 280 /* macros for special graphics properties */
 281 #define GFX_CRUMBLED(e)         HAS_PROPERTY(GFX_ELEMENT(e), EP_GFX_CRUMBLED)
 282
 283 /* macros for pre-defined properties */
 284 #define ELEM_IS_PLAYER(e)       HAS_PROPERTY(e, EP_PLAYER)
 285 #define CAN_PASS_MAGIC_WALL(e)  HAS_PROPERTY(e, EP_CAN_PASS_MAGIC_WALL)
 286 #define IS_SWITCHABLE(e)        HAS_PROPERTY(e, EP_SWITCHABLE)
 287 #define IS_BD_ELEMENT(e)        HAS_PROPERTY(e, EP_BD_ELEMENT)
 288 #define IS_SP_ELEMENT(e)        HAS_PROPERTY(e, EP_SP_ELEMENT)
 289 #define IS_SB_ELEMENT(e)        HAS_PROPERTY(e, EP_SB_ELEMENT)
 290 #define IS_GEM(e)               HAS_PROPERTY(e, EP_GEM)
 291 #define IS_FOOD_DARK_YAMYAM(e)  HAS_PROPERTY(e, EP_FOOD_DARK_YAMYAM)
 292 #define IS_FOOD_PENGUIN(e)      HAS_PROPERTY(e, EP_FOOD_PENGUIN)
 293 #define IS_FOOD_PIG(e)          HAS_PROPERTY(e, EP_FOOD_PIG)
 294 #define IS_HISTORIC_WALL(e)     HAS_PROPERTY(e, EP_HISTORIC_WALL)
 295 #define IS_HISTORIC_SOLID(e)    HAS_PROPERTY(e, EP_HISTORIC_SOLID)
 296 #define IS_CLASSIC_ENEMY(e)     HAS_PROPERTY(e, EP_CLASSIC_ENEMY)
 297 #define IS_BELT(e)              HAS_PROPERTY(e, EP_BELT)
 298 #define IS_BELT_ACTIVE(e)       HAS_PROPERTY(e, EP_BELT_ACTIVE)
 299 #define IS_BELT_SWITCH(e)       HAS_PROPERTY(e, EP_BELT_SWITCH)
 300 #define IS_TUBE(e)              HAS_PROPERTY(e, EP_TUBE)
 301 #define IS_KEYGATE(e)           HAS_PROPERTY(e, EP_KEYGATE)
 302 #define IS_AMOEBOID(e)          HAS_PROPERTY(e, EP_AMOEBOID)
 303 #define IS_AMOEBALIVE(e)        HAS_PROPERTY(e, EP_AMOEBALIVE)
 304 #define HAS_CONTENT(e)          HAS_PROPERTY(e, EP_HAS_CONTENT)
 305 #define IS_ACTIVE_BOMB(e)       HAS_PROPERTY(e, EP_ACTIVE_BOMB)
 306 #define IS_INACTIVE(e)          HAS_PROPERTY(e, EP_INACTIVE)
 307
 308 /* macros for derived properties */
 309 #define IS_ACCESSIBLE_OVER(e)   HAS_PROPERTY(e, EP_ACCESSIBLE_OVER)
 310 #define IS_ACCESSIBLE_INSIDE(e) HAS_PROPERTY(e, EP_ACCESSIBLE_INSIDE)
 311 #define IS_ACCESSIBLE_UNDER(e)  HAS_PROPERTY(e, EP_ACCESSIBLE_UNDER)
 312 #define IS_WALKABLE(e)          HAS_PROPERTY(e, EP_WALKABLE)
 313 #define IS_PASSABLE(e)          HAS_PROPERTY(e, EP_PASSABLE)
 314 #define IS_ACCESSIBLE(e)        HAS_PROPERTY(e, EP_ACCESSIBLE)
 315 #define IS_COLLECTIBLE(e)       HAS_PROPERTY(e, EP_COLLECTIBLE)
 316 #define IS_SNAPPABLE(e)         HAS_PROPERTY(e, EP_SNAPPABLE)
 317 #define IS_WALL(e)              HAS_PROPERTY(e, EP_WALL)
 318 #define IS_SOLID_FOR_PUSHING(e) HAS_PROPERTY(e, EP_SOLID_FOR_PUSHING)
 319 #define IS_DRAGONFIRE_PROOF(e)  HAS_PROPERTY(e, EP_DRAGONFIRE_PROOF)
 320 #define IS_EXPLOSION_PROOF(e)   HAS_PROPERTY(e, EP_EXPLOSION_PROOF)
 321 #define CAN_SMASH(e)            HAS_PROPERTY(e, EP_CAN_SMASH)
 322 #define CAN_EXPLODE(e)          HAS_PROPERTY(e, EP_CAN_EXPLODE)
 323 #define CAN_EXPLODE_3X3(e)      HAS_PROPERTY(e, EP_CAN_EXPLODE_3X3)
 324
 325 /* special macros used in game engine */
 326 #define IS_CUSTOM_ELEMENT(e)    ((e) >= EL_CUSTOM_START &&              \
 327                                  (e) <= EL_CUSTOM_END)
 328
 329 #define IS_ENVELOPE(e)          ((e) >= EL_ENVELOPE_1 &&                \
 330                                  (e) <= EL_ENVELOPE_4)
 331
 332 #define GFX_ELEMENT(e)          (element_info[e].use_gfx_element ?      \
 333                                  element_info[e].gfx_element : e)
 334
 335 #define IS_PLAYER(x,y)          (ELEM_IS_PLAYER(StorePlayer[x][y]))
 336
 337 #define IS_FREE(x,y)            (Feld[x][y] == EL_EMPTY && !IS_PLAYER(x,y))
 338 #define IS_FREE_OR_PLAYER(x,y)  (Feld[x][y] == EL_EMPTY)
 339
 340 #define IS_MOVING(x,y)          (MovPos[x][y] != 0)
 341 #define IS_FALLING(x,y)         (MovPos[x][y] != 0 && MovDir[x][y] == MV_DOWN)
 342 #define IS_BLOCKED(x,y)         (Feld[x][y] == EL_BLOCKED)
 343
 344 #define EL_CHANGED(e)           ((e) == EL_ROCK           ? EL_EMERALD :    \
 345                                  (e) == EL_BD_ROCK        ? EL_BD_DIAMOND : \
 346                                  (e) == EL_EMERALD        ? EL_DIAMOND :    \
 347                                  (e) == EL_EMERALD_YELLOW ? EL_DIAMOND :    \
 348                                  (e) == EL_EMERALD_RED    ? EL_DIAMOND :    \
 349                                  (e) == EL_EMERALD_PURPLE ? EL_DIAMOND :    \
 350                                  EL_ROCK)
 351 #define EL_CHANGED2(e)          ((e) == EL_ROCK           ? EL_BD_DIAMOND : \
 352                                  (e) == EL_BD_ROCK        ? EL_BD_DIAMOND : \
 353                                  EL_BD_ROCK)
 354 #define IS_DRAWABLE(e)          ((e) < EL_BLOCKED)
 355 #define IS_NOT_DRAWABLE(e)      ((e) >= EL_BLOCKED)
 356 #define TAPE_IS_EMPTY(x)        ((x).length == 0)
 357 #define TAPE_IS_STOPPED(x)      (!(x).recording && !(x).playing)
 358
 359 #define PLAYERINFO(x,y)         (&stored_player[StorePlayer[x][y]-EL_PLAYER_1])
 360 #define SHIELD_ON(p)            ((p)->shield_normal_time_left > 0)
 361 #define PROTECTED_FIELD(x,y)    (IS_ACCESSIBLE_INSIDE(Feld[x][y]) &&    \
 362                                  IS_INDESTRUCTIBLE(Feld[x][y]))
 363 #define PLAYER_PROTECTED(x,y)   (SHIELD_ON(PLAYERINFO(x, y)) ||         \
 364                                  PROTECTED_FIELD(x, y))
 365
 366 #define PLAYER_NR_GFX(g,i)      ((g) + i * (IMG_PLAYER_2 - IMG_PLAYER_1))
 367
 368 #define ANIM_FRAMES(g)          (graphic_info[g].anim_frames)
 369 #define ANIM_DELAY(g)           (graphic_info[g].anim_delay)
 370 #define ANIM_MODE(g)            (graphic_info[g].anim_mode)
 371
 372 #define IS_ANIMATED(g)          (ANIM_FRAMES(g) > 1)
 373 #define IS_NEW_DELAY(f, g)      ((f) % ANIM_DELAY(g) == 0)
 374 #define IS_NEW_FRAME(f, g)      (IS_ANIMATED(g) && IS_NEW_DELAY(f, g))
 375 #define IS_NEXT_FRAME(f, g)     (IS_NEW_FRAME(f, g) && (f) > 0)
 376
 377 #define IS_LOOP_SOUND(s)        (sound_info[s].loop)
 378
 379
 380 /* fundamental game speed values */
 381 #define GAME_FRAME_DELAY        20      /* frame delay in milliseconds */
 382 #define FFWD_FRAME_DELAY        10      /* 200% speed for fast forward */
 383 #define FRAMES_PER_SECOND       (1000 / GAME_FRAME_DELAY)
 384 #define MICROLEVEL_SCROLL_DELAY 50      /* delay for scrolling micro level */
 385 #define MICROLEVEL_LABEL_DELAY  250     /* delay for micro level label */
 386
 387 /* boundaries of arrays etc. */
 388 #define MAX_LEVEL_NAME_LEN      32
 389 #define MAX_LEVEL_AUTHOR_LEN    32
 390 #define MAX_ELEMENT_NAME_LEN    32
 391 #define MAX_TAPELEN             (1000 * FRAMES_PER_SECOND) /* max.time x fps */
 392 #define MAX_SCORE_ENTRIES       100
 393 #define MAX_NUM_AMOEBA          100
 394 #define MAX_INVENTORY_SIZE      1000
 395 #define MIN_ENVELOPE_XSIZE      1
 396 #define MIN_ENVELOPE_YSIZE      1
 397 #define MAX_ENVELOPE_XSIZE      30
 398 #define MAX_ENVELOPE_YSIZE      20
 399 #define MAX_ENVELOPE_TEXT_LEN   (MAX_ENVELOPE_XSIZE * MAX_ENVELOPE_YSIZE)
 400 #define MIN_CHANGE_PAGES        1
 401 #define MAX_CHANGE_PAGES        16
 402
 403 /* values for elements with content */
 404 #define MIN_ELEMENT_CONTENTS    1
 405 #define STD_ELEMENT_CONTENTS    4
 406 #define MAX_ELEMENT_CONTENTS    8
 407
 408 #define LEVEL_SCORE_ELEMENTS    16      /* level elements with score */
 409
 410 /* often used screen positions */
 411 #define SX                      8
 412 #define SY                      8
 413 #define REAL_SX                 (SX - 2)
 414 #define REAL_SY                 (SY - 2)
 415 #define DX                      566
 416 #define DY                      60
 417 #define VX                      DX
 418 #define VY                      400
 419 #define EX                      DX
 420 #define EY                      (VY - 44)
 421 #define TILEX                   32
 422 #define TILEY                   32
 423 #define MINI_TILEX              (TILEX / 2)
 424 #define MINI_TILEY              (TILEY / 2)
 425 #define MICRO_TILEX             (TILEX / 8)
 426 #define MICRO_TILEY             (TILEY / 8)
 427 #define MIDPOSX                 (SCR_FIELDX / 2)
 428 #define MIDPOSY                 (SCR_FIELDY / 2)
 429 #define SXSIZE                  (SCR_FIELDX * TILEX)
 430 #define SYSIZE                  (SCR_FIELDY * TILEY)
 431 #define FXSIZE                  ((SCR_FIELDX + 2) * TILEX)
 432 #define FYSIZE                  ((SCR_FIELDY + 2) * TILEY)
 433 #define DXSIZE                  100
 434 #define DYSIZE                  280
 435 #define VXSIZE                  DXSIZE
 436 #define VYSIZE                  100
 437 #define EXSIZE                  DXSIZE
 438 #define EYSIZE                  (VYSIZE + 44)
 439 #define FULL_SXSIZE             (2 + SXSIZE + 2)
 440 #define FULL_SYSIZE             (2 + SYSIZE + 2)
 441 #define MICROLEV_XSIZE          ((STD_LEV_FIELDX + 2) * MICRO_TILEX)
 442 #define MICROLEV_YSIZE          ((STD_LEV_FIELDY + 2) * MICRO_TILEY)
 443 #define MICROLEV_XPOS           (SX + (SXSIZE - MICROLEV_XSIZE) / 2)
 444 #define MICROLEV_YPOS           (SX + 12 * TILEY - MICRO_TILEY)
 445 #define MICROLABEL_YPOS         (MICROLEV_YPOS + MICROLEV_YSIZE + 7)
 446
 447
 448 /* "real" level file elements */
 449 #define EL_UNDEFINED                    -1
 450
 451 #define EL_EMPTY_SPACE                  0
 452 #define EL_EMPTY                        EL_EMPTY_SPACE
 453 #define EL_SAND                         1
 454 #define EL_WALL                         2
 455 #define EL_WALL_SLIPPERY                3
 456 #define EL_ROCK                         4
 457 #define EL_KEY_OBSOLETE                 5       /* obsolete; now EL_KEY_1 */
 458 #define EL_EMERALD                      6
 459 #define EL_EXIT_CLOSED                  7
 460 #define EL_PLAYER_OBSOLETE              8       /* obsolete; now EL_PLAYER_1 */
 461 #define EL_BUG                          9
 462 #define EL_SPACESHIP                    10
 463 #define EL_YAMYAM                       11
 464 #define EL_ROBOT                        12
 465 #define EL_STEELWALL                    13
 466 #define EL_DIAMOND                      14
 467 #define EL_AMOEBA_DEAD                  15
 468 #define EL_QUICKSAND_EMPTY              16
 469 #define EL_QUICKSAND_FULL               17
 470 #define EL_AMOEBA_DROP                  18
 471 #define EL_BOMB                         19
 472 #define EL_MAGIC_WALL                   20
 473 #define EL_SPEED_PILL                   21
 474 #define EL_ACID                         22
 475 #define EL_AMOEBA_WET                   23
 476 #define EL_AMOEBA_DRY                   24
 477 #define EL_NUT                          25
 478 #define EL_GAME_OF_LIFE                 26
 479 #define EL_BIOMAZE                      27
 480 #define EL_DYNAMITE_ACTIVE              28
 481 #define EL_STONEBLOCK                   29
 482 #define EL_ROBOT_WHEEL                  30
 483 #define EL_ROBOT_WHEEL_ACTIVE           31
 484 #define EL_KEY_1                        32
 485 #define EL_KEY_2                        33
 486 #define EL_KEY_3                        34
 487 #define EL_KEY_4                        35
 488 #define EL_GATE_1                       36
 489 #define EL_GATE_2                       37
 490 #define EL_GATE_3                       38
 491 #define EL_GATE_4                       39
 492 #define EL_GATE_1_GRAY                  40
 493 #define EL_GATE_2_GRAY                  41
 494 #define EL_GATE_3_GRAY                  42
 495 #define EL_GATE_4_GRAY                  43
 496 #define EL_DYNAMITE                     44
 497 #define EL_PACMAN                       45
 498 #define EL_INVISIBLE_WALL               46
 499 #define EL_LAMP                         47
 500 #define EL_LAMP_ACTIVE                  48
 501 #define EL_WALL_EMERALD                 49
 502 #define EL_WALL_DIAMOND                 50
 503 #define EL_AMOEBA_FULL                  51
 504 #define EL_BD_AMOEBA                    52
 505 #define EL_TIME_ORB_FULL                53
 506 #define EL_TIME_ORB_EMPTY               54
 507 #define EL_EXPANDABLE_WALL              55
 508 #define EL_BD_DIAMOND                   56
 509 #define EL_EMERALD_YELLOW               57
 510 #define EL_WALL_BD_DIAMOND              58
 511 #define EL_WALL_EMERALD_YELLOW          59
 512 #define EL_DARK_YAMYAM                  60
 513 #define EL_BD_MAGIC_WALL                61
 514 #define EL_INVISIBLE_STEELWALL          62
 515
 516 #define EL_UNUSED_63                    63
 517
 518 #define EL_DYNABOMB_INCREASE_NUMBER     64
 519 #define EL_DYNABOMB_INCREASE_SIZE       65
 520 #define EL_DYNABOMB_INCREASE_POWER      66
 521 #define EL_SOKOBAN_OBJECT               67
 522 #define EL_SOKOBAN_FIELD_EMPTY          68
 523 #define EL_SOKOBAN_FIELD_FULL           69
 524 #define EL_BD_BUTTERFLY_RIGHT           70
 525 #define EL_BD_BUTTERFLY_UP              71
 526 #define EL_BD_BUTTERFLY_LEFT            72
 527 #define EL_BD_BUTTERFLY_DOWN            73
 528 #define EL_BD_FIREFLY_RIGHT             74
 529 #define EL_BD_FIREFLY_UP                75
 530 #define EL_BD_FIREFLY_LEFT              76
 531 #define EL_BD_FIREFLY_DOWN              77
 532 #define EL_BD_BUTTERFLY_1               EL_BD_BUTTERFLY_DOWN
 533 #define EL_BD_BUTTERFLY_2               EL_BD_BUTTERFLY_LEFT
 534 #define EL_BD_BUTTERFLY_3               EL_BD_BUTTERFLY_UP
 535 #define EL_BD_BUTTERFLY_4               EL_BD_BUTTERFLY_RIGHT
 536 #define EL_BD_FIREFLY_1                 EL_BD_FIREFLY_LEFT
 537 #define EL_BD_FIREFLY_2                 EL_BD_FIREFLY_DOWN
 538 #define EL_BD_FIREFLY_3                 EL_BD_FIREFLY_RIGHT
 539 #define EL_BD_FIREFLY_4                 EL_BD_FIREFLY_UP
 540 #define EL_BD_BUTTERFLY                 78
 541 #define EL_BD_FIREFLY                   79
 542 #define EL_PLAYER_1                     80
 543 #define EL_PLAYER_2                     81
 544 #define EL_PLAYER_3                     82
 545 #define EL_PLAYER_4                     83
 546 #define EL_BUG_RIGHT                    84
 547 #define EL_BUG_UP                       85
 548 #define EL_BUG_LEFT                     86
 549 #define EL_BUG_DOWN                     87
 550 #define EL_SPACESHIP_RIGHT              88
 551 #define EL_SPACESHIP_UP                 89
 552 #define EL_SPACESHIP_LEFT               90
 553 #define EL_SPACESHIP_DOWN               91
 554 #define EL_PACMAN_RIGHT                 92
 555 #define EL_PACMAN_UP                    93
 556 #define EL_PACMAN_LEFT                  94
 557 #define EL_PACMAN_DOWN                  95
 558 #define EL_EMERALD_RED                  96
 559 #define EL_EMERALD_PURPLE               97
 560 #define EL_WALL_EMERALD_RED             98
 561 #define EL_WALL_EMERALD_PURPLE          99
 562 #define EL_ACID_POOL_TOPLEFT            100
 563 #define EL_ACID_POOL_TOPRIGHT           101
 564 #define EL_ACID_POOL_BOTTOMLEFT         102
 565 #define EL_ACID_POOL_BOTTOM             103
 566 #define EL_ACID_POOL_BOTTOMRIGHT        104
 567 #define EL_BD_WALL                      105
 568 #define EL_BD_ROCK                      106
 569 #define EL_EXIT_OPEN                    107
 570 #define EL_BLACK_ORB                    108
 571 #define EL_AMOEBA_TO_DIAMOND            109
 572 #define EL_MOLE                         110
 573 #define EL_PENGUIN                      111
 574 #define EL_SATELLITE                    112
 575 #define EL_ARROW_LEFT                   113
 576 #define EL_ARROW_RIGHT                  114
 577 #define EL_ARROW_UP                     115
 578 #define EL_ARROW_DOWN                   116
 579 #define EL_PIG                          117
 580 #define EL_DRAGON                       118
 581
 582 #define EL_EM_KEY_1_FILE_OBSOLETE       119     /* obsolete; now EL_EM_KEY_1 */
 583
 584 #define EL_CHAR_START                   120
 585 #define EL_CHAR_ASCII0                  (EL_CHAR_START  - 32)
 586 #define EL_CHAR_ASCII0_START            (EL_CHAR_ASCII0 + 32)
 587
 588 #include "conf_chr.h"   /* include auto-generated data structure definitions */
 589
 590 #define EL_CHAR_ASCII0_END              (EL_CHAR_ASCII0 + 111)
 591 #define EL_CHAR_END                     (EL_CHAR_START  + 79)
 592
 593 #define EL_CHAR(c)                      (EL_CHAR_ASCII0 + MAP_FONT_ASCII(c))
 594
 595 #define EL_EXPANDABLE_WALL_HORIZONTAL   200
 596 #define EL_EXPANDABLE_WALL_VERTICAL     201
 597 #define EL_EXPANDABLE_WALL_ANY          202
 598
 599 #define EL_EM_GATE_1                    203
 600 #define EL_EM_GATE_2                    204
 601 #define EL_EM_GATE_3                    205
 602 #define EL_EM_GATE_4                    206
 603
 604 #define EL_EM_KEY_2_FILE_OBSOLETE       207     /* obsolete; now EL_EM_KEY_2 */
 605 #define EL_EM_KEY_3_FILE_OBSOLETE       208     /* obsolete; now EL_EM_KEY_3 */
 606 #define EL_EM_KEY_4_FILE_OBSOLETE       209     /* obsolete; now EL_EM_KEY_4 */
 607
 608 #define EL_SP_START                     210
 609 #define EL_SP_EMPTY_SPACE               (EL_SP_START + 0)
 610 #define EL_SP_EMPTY                     EL_SP_EMPTY_SPACE
 611 #define EL_SP_ZONK                      (EL_SP_START + 1)
 612 #define EL_SP_BASE                      (EL_SP_START + 2)
 613 #define EL_SP_MURPHY                    (EL_SP_START + 3)
 614 #define EL_SP_INFOTRON                  (EL_SP_START + 4)
 615 #define EL_SP_CHIP_SINGLE               (EL_SP_START + 5)
 616 #define EL_SP_HARDWARE_GRAY             (EL_SP_START + 6)
 617 #define EL_SP_EXIT_CLOSED               (EL_SP_START + 7)
 618 #define EL_SP_DISK_ORANGE               (EL_SP_START + 8)
 619 #define EL_SP_PORT_RIGHT                (EL_SP_START + 9)
 620 #define EL_SP_PORT_DOWN                 (EL_SP_START + 10)
 621 #define EL_SP_PORT_LEFT                 (EL_SP_START + 11)
 622 #define EL_SP_PORT_UP                   (EL_SP_START + 12)
 623 #define EL_SP_GRAVITY_PORT_RIGHT        (EL_SP_START + 13)
 624 #define EL_SP_GRAVITY_PORT_DOWN         (EL_SP_START + 14)
 625 #define EL_SP_GRAVITY_PORT_LEFT         (EL_SP_START + 15)
 626 #define EL_SP_GRAVITY_PORT_UP           (EL_SP_START + 16)
 627 #define EL_SP_SNIKSNAK                  (EL_SP_START + 17)
 628 #define EL_SP_DISK_YELLOW               (EL_SP_START + 18)
 629 #define EL_SP_TERMINAL                  (EL_SP_START + 19)
 630 #define EL_SP_DISK_RED                  (EL_SP_START + 20)
 631 #define EL_SP_PORT_VERTICAL             (EL_SP_START + 21)
 632 #define EL_SP_PORT_HORIZONTAL           (EL_SP_START + 22)
 633 #define EL_SP_PORT_ANY                  (EL_SP_START + 23)
 634 #define EL_SP_ELECTRON                  (EL_SP_START + 24)
 635 #define EL_SP_BUGGY_BASE                (EL_SP_START + 25)
 636 #define EL_SP_CHIP_LEFT                 (EL_SP_START + 26)
 637 #define EL_SP_CHIP_RIGHT                (EL_SP_START + 27)
 638 #define EL_SP_HARDWARE_BASE_1           (EL_SP_START + 28)
 639 #define EL_SP_HARDWARE_GREEN            (EL_SP_START + 29)
 640 #define EL_SP_HARDWARE_BLUE             (EL_SP_START + 30)
 641 #define EL_SP_HARDWARE_RED              (EL_SP_START + 31)
 642 #define EL_SP_HARDWARE_YELLOW           (EL_SP_START + 32)
 643 #define EL_SP_HARDWARE_BASE_2           (EL_SP_START + 33)
 644 #define EL_SP_HARDWARE_BASE_3           (EL_SP_START + 34)
 645 #define EL_SP_HARDWARE_BASE_4           (EL_SP_START + 35)
 646 #define EL_SP_HARDWARE_BASE_5           (EL_SP_START + 36)
 647 #define EL_SP_HARDWARE_BASE_6           (EL_SP_START + 37)
 648 #define EL_SP_CHIP_TOP                  (EL_SP_START + 38)
 649 #define EL_SP_CHIP_BOTTOM               (EL_SP_START + 39)
 650 #define EL_SP_END                       (EL_SP_START + 39)
 651
 652 #define EL_EM_GATE_1_GRAY               250
 653 #define EL_EM_GATE_2_GRAY               251
 654 #define EL_EM_GATE_3_GRAY               252
 655 #define EL_EM_GATE_4_GRAY               253
 656
 657 #define EL_UNUSED_254                   254
 658 #define EL_UNUSED_255                   255
 659
 660 #define EL_PEARL                        256
 661 #define EL_CRYSTAL                      257
 662 #define EL_WALL_PEARL                   258
 663 #define EL_WALL_CRYSTAL                 259
 664 #define EL_DOOR_WHITE                   260
 665 #define EL_DOOR_WHITE_GRAY              261
 666 #define EL_KEY_WHITE                    262
 667 #define EL_SHIELD_NORMAL                263
 668 #define EL_EXTRA_TIME                   264
 669 #define EL_SWITCHGATE_OPEN              265
 670 #define EL_SWITCHGATE_CLOSED            266
 671 #define EL_SWITCHGATE_SWITCH_UP         267
 672 #define EL_SWITCHGATE_SWITCH_DOWN       268
 673
 674 #define EL_UNUSED_269                   269
 675 #define EL_UNUSED_270                   270
 676
 677 #define EL_CONVEYOR_BELT_1_LEFT          271
 678 #define EL_CONVEYOR_BELT_1_MIDDLE        272
 679 #define EL_CONVEYOR_BELT_1_RIGHT         273
 680 #define EL_CONVEYOR_BELT_1_SWITCH_LEFT   274
 681 #define EL_CONVEYOR_BELT_1_SWITCH_MIDDLE 275
 682 #define EL_CONVEYOR_BELT_1_SWITCH_RIGHT  276
 683 #define EL_CONVEYOR_BELT_2_LEFT          277
 684 #define EL_CONVEYOR_BELT_2_MIDDLE        278
 685 #define EL_CONVEYOR_BELT_2_RIGHT         279
 686 #define EL_CONVEYOR_BELT_2_SWITCH_LEFT   280
 687 #define EL_CONVEYOR_BELT_2_SWITCH_MIDDLE 281
 688 #define EL_CONVEYOR_BELT_2_SWITCH_RIGHT  282
 689 #define EL_CONVEYOR_BELT_3_LEFT          283
 690 #define EL_CONVEYOR_BELT_3_MIDDLE        284
 691 #define EL_CONVEYOR_BELT_3_RIGHT         285
 692 #define EL_CONVEYOR_BELT_3_SWITCH_LEFT   286
 693 #define EL_CONVEYOR_BELT_3_SWITCH_MIDDLE 287
 694 #define EL_CONVEYOR_BELT_3_SWITCH_RIGHT  288
 695 #define EL_CONVEYOR_BELT_4_LEFT          289
 696 #define EL_CONVEYOR_BELT_4_MIDDLE        290
 697 #define EL_CONVEYOR_BELT_4_RIGHT         291
 698 #define EL_CONVEYOR_BELT_4_SWITCH_LEFT   292
 699 #define EL_CONVEYOR_BELT_4_SWITCH_MIDDLE 293
 700 #define EL_CONVEYOR_BELT_4_SWITCH_RIGHT  294
 701 #define EL_LANDMINE                     295
 702 #define EL_ENVELOPE_OBSOLETE            296   /* obsolete; now EL_ENVELOPE_1 */
 703 #define EL_LIGHT_SWITCH                 297
 704 #define EL_LIGHT_SWITCH_ACTIVE          298
 705 #define EL_SIGN_EXCLAMATION             299
 706 #define EL_SIGN_RADIOACTIVITY           300
 707 #define EL_SIGN_STOP                    301
 708 #define EL_SIGN_WHEELCHAIR              302
 709 #define EL_SIGN_PARKING                 303
 710 #define EL_SIGN_ONEWAY                  304
 711 #define EL_SIGN_HEART                   305
 712 #define EL_SIGN_TRIANGLE                306
 713 #define EL_SIGN_ROUND                   307
 714 #define EL_SIGN_EXIT                    308
 715 #define EL_SIGN_YINYANG                 309
 716 #define EL_SIGN_OTHER                   310
 717 #define EL_MOLE_LEFT                    311
 718 #define EL_MOLE_RIGHT                   312
 719 #define EL_MOLE_UP                      313
 720 #define EL_MOLE_DOWN                    314
 721 #define EL_STEELWALL_SLIPPERY           315
 722 #define EL_INVISIBLE_SAND               316
 723 #define EL_DX_UNKNOWN_15                317
 724 #define EL_DX_UNKNOWN_42                318
 725
 726 #define EL_UNUSED_319                   319
 727 #define EL_UNUSED_320                   320
 728
 729 #define EL_SHIELD_DEADLY                321
 730 #define EL_TIMEGATE_OPEN                322
 731 #define EL_TIMEGATE_CLOSED              323
 732 #define EL_TIMEGATE_SWITCH_ACTIVE       324
 733 #define EL_TIMEGATE_SWITCH              325
 734
 735 #define EL_BALLOON                      326
 736 #define EL_BALLOON_SWITCH_LEFT          327
 737 #define EL_BALLOON_SWITCH_RIGHT         328
 738 #define EL_BALLOON_SWITCH_UP            329
 739 #define EL_BALLOON_SWITCH_DOWN          330
 740 #define EL_BALLOON_SWITCH_ANY           331
 741
 742 #define EL_EMC_STEELWALL_1              332
 743 #define EL_EMC_STEELWALL_2              333
 744 #define EL_EMC_STEELWALL_3              334
 745 #define EL_EMC_STEELWALL_4              335
 746 #define EL_EMC_WALL_1                   336
 747 #define EL_EMC_WALL_2                   337
 748 #define EL_EMC_WALL_3                   338
 749 #define EL_EMC_WALL_4                   339
 750 #define EL_EMC_WALL_5                   340
 751 #define EL_EMC_WALL_6                   341
 752 #define EL_EMC_WALL_7                   342
 753 #define EL_EMC_WALL_8                   343
 754
 755 #define EL_TUBE_ANY                     344
 756 #define EL_TUBE_VERTICAL                345
 757 #define EL_TUBE_HORIZONTAL              346
 758 #define EL_TUBE_VERTICAL_LEFT           347
 759 #define EL_TUBE_VERTICAL_RIGHT          348
 760 #define EL_TUBE_HORIZONTAL_UP           349
 761 #define EL_TUBE_HORIZONTAL_DOWN         350
 762 #define EL_TUBE_LEFT_UP                 351
 763 #define EL_TUBE_LEFT_DOWN               352
 764 #define EL_TUBE_RIGHT_UP                353
 765 #define EL_TUBE_RIGHT_DOWN              354
 766 #define EL_SPRING                       355
 767 #define EL_TRAP                         356
 768 #define EL_DX_SUPABOMB                  357
 769
 770 #define EL_UNUSED_358                   358
 771 #define EL_UNUSED_359                   359
 772
 773 /* ---------- begin of custom elements section ----------------------------- */
 774 #define EL_CUSTOM_START                 360
 775
 776 #include "conf_cus.h"   /* include auto-generated data structure definitions */
 777
 778 #define NUM_CUSTOM_ELEMENTS             256
 779 #define EL_CUSTOM_END                   615
 780 /* ---------- end of custom elements section ------------------------------- */
 781
 782 #define EL_EM_KEY_1                     616
 783 #define EL_EM_KEY_2                     617
 784 #define EL_EM_KEY_3                     618
 785 #define EL_EM_KEY_4                     619
 786 #define EL_ENVELOPE_1                   620
 787 #define EL_ENVELOPE_2                   621
 788 #define EL_ENVELOPE_3                   622
 789 #define EL_ENVELOPE_4                   623
 790
 791 #define NUM_FILE_ELEMENTS               624
 792
 793
 794 /* "real" (and therefore drawable) runtime elements */
 795 #define EL_FIRST_RUNTIME_REAL           NUM_FILE_ELEMENTS
 796
 797 #define EL_DYNABOMB_PLAYER_1_ACTIVE     (EL_FIRST_RUNTIME_REAL + 0)
 798 #define EL_DYNABOMB_PLAYER_2_ACTIVE     (EL_FIRST_RUNTIME_REAL + 1)
 799 #define EL_DYNABOMB_PLAYER_3_ACTIVE     (EL_FIRST_RUNTIME_REAL + 2)
 800 #define EL_DYNABOMB_PLAYER_4_ACTIVE     (EL_FIRST_RUNTIME_REAL + 3)
 801 #define EL_SP_DISK_RED_ACTIVE           (EL_FIRST_RUNTIME_REAL + 4)
 802 #define EL_SWITCHGATE_OPENING           (EL_FIRST_RUNTIME_REAL + 5)
 803 #define EL_SWITCHGATE_CLOSING           (EL_FIRST_RUNTIME_REAL + 6)
 804 #define EL_TIMEGATE_OPENING             (EL_FIRST_RUNTIME_REAL + 7)
 805 #define EL_TIMEGATE_CLOSING             (EL_FIRST_RUNTIME_REAL + 8)
 806 #define EL_PEARL_BREAKING               (EL_FIRST_RUNTIME_REAL + 9)
 807 #define EL_TRAP_ACTIVE                  (EL_FIRST_RUNTIME_REAL + 10)
 808 #define EL_INVISIBLE_STEELWALL_ACTIVE   (EL_FIRST_RUNTIME_REAL + 11)
 809 #define EL_INVISIBLE_WALL_ACTIVE        (EL_FIRST_RUNTIME_REAL + 12)
 810 #define EL_INVISIBLE_SAND_ACTIVE        (EL_FIRST_RUNTIME_REAL + 13)
 811 #define EL_CONVEYOR_BELT_1_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 14)
 812 #define EL_CONVEYOR_BELT_1_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 15)
 813 #define EL_CONVEYOR_BELT_1_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 16)
 814 #define EL_CONVEYOR_BELT_2_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 17)
 815 #define EL_CONVEYOR_BELT_2_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 18)
 816 #define EL_CONVEYOR_BELT_2_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 19)
 817 #define EL_CONVEYOR_BELT_3_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 20)
 818 #define EL_CONVEYOR_BELT_3_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 21)
 819 #define EL_CONVEYOR_BELT_3_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 22)
 820 #define EL_CONVEYOR_BELT_4_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 23)
 821 #define EL_CONVEYOR_BELT_4_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 24)
 822 #define EL_CONVEYOR_BELT_4_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 25)
 823 #define EL_EXIT_OPENING                 (EL_FIRST_RUNTIME_REAL + 26)
 824 #define EL_EXIT_CLOSING                 (EL_FIRST_RUNTIME_REAL + 27)
 825 #define EL_SP_EXIT_OPEN                 (EL_FIRST_RUNTIME_REAL + 28)
 826 #define EL_SP_TERMINAL_ACTIVE           (EL_FIRST_RUNTIME_REAL + 29)
 827 #define EL_SP_BUGGY_BASE_ACTIVATING     (EL_FIRST_RUNTIME_REAL + 30)
 828 #define EL_SP_BUGGY_BASE_ACTIVE         (EL_FIRST_RUNTIME_REAL + 31)
 829 #define EL_SP_MURPHY_CLONE              (EL_FIRST_RUNTIME_REAL + 32)
 830 #define EL_AMOEBA_DROPPING              (EL_FIRST_RUNTIME_REAL + 33)
 831 #define EL_QUICKSAND_EMPTYING           (EL_FIRST_RUNTIME_REAL + 34)
 832 #define EL_MAGIC_WALL_ACTIVE            (EL_FIRST_RUNTIME_REAL + 35)
 833 #define EL_BD_MAGIC_WALL_ACTIVE         (EL_FIRST_RUNTIME_REAL + 36)
 834 #define EL_MAGIC_WALL_FULL              (EL_FIRST_RUNTIME_REAL + 37)
 835 #define EL_BD_MAGIC_WALL_FULL           (EL_FIRST_RUNTIME_REAL + 38)
 836 #define EL_MAGIC_WALL_EMPTYING          (EL_FIRST_RUNTIME_REAL + 39)
 837 #define EL_BD_MAGIC_WALL_EMPTYING       (EL_FIRST_RUNTIME_REAL + 40)
 838 #define EL_MAGIC_WALL_DEAD              (EL_FIRST_RUNTIME_REAL + 41)
 839 #define EL_BD_MAGIC_WALL_DEAD           (EL_FIRST_RUNTIME_REAL + 42)
 840
 841 /* "unreal" (and therefore not drawable) runtime elements */
 842 #define EL_FIRST_RUNTIME_UNREAL         (EL_FIRST_RUNTIME_REAL + 43)
 843
 844 #define EL_BLOCKED                      (EL_FIRST_RUNTIME_UNREAL + 0)
 845 #define EL_EXPLOSION                    (EL_FIRST_RUNTIME_UNREAL + 1)
 846 #define EL_NUT_BREAKING                 (EL_FIRST_RUNTIME_UNREAL + 2)
 847 #define EL_DIAMOND_BREAKING             (EL_FIRST_RUNTIME_UNREAL + 3)
 848 #define EL_ACID_SPLASH_LEFT             (EL_FIRST_RUNTIME_UNREAL + 4)
 849 #define EL_ACID_SPLASH_RIGHT            (EL_FIRST_RUNTIME_UNREAL + 5)
 850 #define EL_AMOEBA_GROWING               (EL_FIRST_RUNTIME_UNREAL + 6)
 851 #define EL_AMOEBA_SHRINKING             (EL_FIRST_RUNTIME_UNREAL + 7)
 852 #define EL_EXPANDABLE_WALL_GROWING      (EL_FIRST_RUNTIME_UNREAL + 8)
 853 #define EL_FLAMES                       (EL_FIRST_RUNTIME_UNREAL + 9)
 854 #define EL_PLAYER_IS_LEAVING            (EL_FIRST_RUNTIME_UNREAL + 10)
 855 #define EL_QUICKSAND_FILLING            (EL_FIRST_RUNTIME_UNREAL + 11)
 856 #define EL_MAGIC_WALL_FILLING           (EL_FIRST_RUNTIME_UNREAL + 12)
 857 #define EL_BD_MAGIC_WALL_FILLING        (EL_FIRST_RUNTIME_UNREAL + 13)
 858
 859 /* dummy elements (never used as game elements, only used as graphics) */
 860 #define EL_FIRST_DUMMY                  (EL_FIRST_RUNTIME_UNREAL + 14)
 861
 862 #define EL_STEELWALL_TOPLEFT                    (EL_FIRST_DUMMY + 0)
 863 #define EL_STEELWALL_TOPRIGHT                   (EL_FIRST_DUMMY + 1)
 864 #define EL_STEELWALL_BOTTOMLEFT                 (EL_FIRST_DUMMY + 2)
 865 #define EL_STEELWALL_BOTTOMRIGHT                (EL_FIRST_DUMMY + 3)
 866 #define EL_STEELWALL_HORIZONTAL                 (EL_FIRST_DUMMY + 4)
 867 #define EL_STEELWALL_VERTICAL                   (EL_FIRST_DUMMY + 5)
 868 #define EL_INVISIBLE_STEELWALL_TOPLEFT          (EL_FIRST_DUMMY + 6)
 869 #define EL_INVISIBLE_STEELWALL_TOPRIGHT         (EL_FIRST_DUMMY + 7)
 870 #define EL_INVISIBLE_STEELWALL_BOTTOMLEFT       (EL_FIRST_DUMMY + 8)
 871 #define EL_INVISIBLE_STEELWALL_BOTTOMRIGHT      (EL_FIRST_DUMMY + 9)
 872 #define EL_INVISIBLE_STEELWALL_HORIZONTAL       (EL_FIRST_DUMMY + 10)
 873 #define EL_INVISIBLE_STEELWALL_VERTICAL         (EL_FIRST_DUMMY + 11)
 874 #define EL_DYNABOMB                             (EL_FIRST_DUMMY + 12)
 875 #define EL_DYNABOMB_ACTIVE                      (EL_FIRST_DUMMY + 13)
 876 #define EL_DYNABOMB_PLAYER_1                    (EL_FIRST_DUMMY + 14)
 877 #define EL_DYNABOMB_PLAYER_2                    (EL_FIRST_DUMMY + 15)
 878 #define EL_DYNABOMB_PLAYER_3                    (EL_FIRST_DUMMY + 16)
 879 #define EL_DYNABOMB_PLAYER_4                    (EL_FIRST_DUMMY + 17)
 880 #define EL_SHIELD_NORMAL_ACTIVE                 (EL_FIRST_DUMMY + 18)
 881 #define EL_SHIELD_DEADLY_ACTIVE                 (EL_FIRST_DUMMY + 19)
 882 #define EL_DEFAULT                              (EL_FIRST_DUMMY + 20)
 883 #define EL_BD_DEFAULT                           (EL_FIRST_DUMMY + 21)
 884 #define EL_SP_DEFAULT                           (EL_FIRST_DUMMY + 22)
 885 #define EL_SB_DEFAULT                           (EL_FIRST_DUMMY + 23)
 886
 887 #define MAX_NUM_ELEMENTS                        (EL_FIRST_DUMMY + 24)
 888
 889
 890 /* values for graphics/sounds action types */
 891 #define ACTION_DEFAULT                          0
 892 #define ACTION_WAITING                          1
 893 #define ACTION_FALLING                          2
 894 #define ACTION_MOVING                           3
 895 #define ACTION_DIGGING                          4
 896 #define ACTION_SNAPPING                         5
 897 #define ACTION_COLLECTING                       6
 898 #define ACTION_DROPPING                         7
 899 #define ACTION_PUSHING                          8
 900 #define ACTION_WALKING                          9
 901 #define ACTION_PASSING                          10
 902 #define ACTION_IMPACT                           11
 903 #define ACTION_BREAKING                         12
 904 #define ACTION_ACTIVATING                       13
 905 #define ACTION_DEACTIVATING                     14
 906 #define ACTION_OPENING                          15
 907 #define ACTION_CLOSING                          16
 908 #define ACTION_ATTACKING                        17
 909 #define ACTION_GROWING                          18
 910 #define ACTION_SHRINKING                        19
 911 #define ACTION_ACTIVE                           20
 912 #define ACTION_FILLING                          21
 913 #define ACTION_EMPTYING                         22
 914 #define ACTION_CHANGING                         23
 915 #define ACTION_EXPLODING                        24
 916 #define ACTION_DYING                            25
 917 #define ACTION_OTHER                            26
 918
 919 #define NUM_ACTIONS                             27
 920
 921 /* values for special image configuration suffixes (must match game mode) */
 922 #define GFX_SPECIAL_ARG_MAIN                    0
 923 #define GFX_SPECIAL_ARG_LEVELS                  1
 924 #define GFX_SPECIAL_ARG_SCORES                  2
 925 #define GFX_SPECIAL_ARG_EDITOR                  3
 926 #define GFX_SPECIAL_ARG_INFO                    4
 927 #define GFX_SPECIAL_ARG_SETUP                   5
 928 #define GFX_SPECIAL_ARG_PLAYING                 6
 929 #define GFX_SPECIAL_ARG_DOOR                    7
 930 #define GFX_SPECIAL_ARG_PREVIEW                 8
 931 #define GFX_SPECIAL_ARG_CRUMBLED                9
 932
 933 #define NUM_SPECIAL_GFX_ARGS                    10
 934
 935
 936 /* values for image configuration suffixes */
 937 #define GFX_ARG_X                               0
 938 #define GFX_ARG_Y                               1
 939 #define GFX_ARG_XPOS                            2
 940 #define GFX_ARG_YPOS                            3
 941 #define GFX_ARG_WIDTH                           4
 942 #define GFX_ARG_HEIGHT                          5
 943 #define GFX_ARG_OFFSET                          6
 944 #define GFX_ARG_VERTICAL                        7
 945 #define GFX_ARG_XOFFSET                         8
 946 #define GFX_ARG_YOFFSET                         9
 947 #define GFX_ARG_FRAMES                          10
 948 #define GFX_ARG_FRAMES_PER_LINE                 11
 949 #define GFX_ARG_START_FRAME                     12
 950 #define GFX_ARG_DELAY                           13
 951 #define GFX_ARG_ANIM_MODE                       14
 952 #define GFX_ARG_GLOBAL_SYNC                     15
 953 #define GFX_ARG_CRUMBLED_LIKE                   16
 954 #define GFX_ARG_DIGGABLE_LIKE                   17
 955 #define GFX_ARG_BORDER_SIZE                     18
 956 #define GFX_ARG_STEP_OFFSET                     19
 957 #define GFX_ARG_STEP_DELAY                      20
 958 #define GFX_ARG_DIRECTION                       21
 959 #define GFX_ARG_POSITION                        22
 960 #define GFX_ARG_DRAW_XOFFSET                    23
 961 #define GFX_ARG_DRAW_YOFFSET                    24
 962 #define GFX_ARG_DRAW_MASKED                     25
 963 #define GFX_ARG_NAME                            26
 964
 965 #define NUM_GFX_ARGS                            27
 966
 967
 968 /* values for sound configuration suffixes */
 969 #define SND_ARG_MODE_LOOP                       0
 970
 971 #define NUM_SND_ARGS                            1
 972
 973
 974 /* values for font configuration */
 975
 976 #define FONT_INITIAL_1                          0
 977 #define FONT_INITIAL_2                          1
 978 #define FONT_INITIAL_3                          2
 979 #define FONT_INITIAL_4                          3
 980 #define FONT_TITLE_1                            4
 981 #define FONT_TITLE_2                            5
 982 #define FONT_MENU_1                             6
 983 #define FONT_MENU_2                             7
 984 #define FONT_TEXT_1_ACTIVE                      8
 985 #define FONT_TEXT_2_ACTIVE                      9
 986 #define FONT_TEXT_3_ACTIVE                      10
 987 #define FONT_TEXT_4_ACTIVE                      11
 988 #define FONT_TEXT_1                             12
 989 #define FONT_TEXT_2                             13
 990 #define FONT_TEXT_3                             14
 991 #define FONT_TEXT_4                             15
 992 #define FONT_INPUT_1_ACTIVE                     16
 993 #define FONT_INPUT_2_ACTIVE                     17
 994 #define FONT_INPUT_1                            18
 995 #define FONT_INPUT_2                            19
 996 #define FONT_OPTION_OFF                         20
 997 #define FONT_OPTION_ON                          21
 998 #define FONT_VALUE_1                            22
 999 #define FONT_VALUE_2                            23
1000 #define FONT_VALUE_OLD                          24
1001 #define FONT_LEVEL_NUMBER                       25
1002 #define FONT_TAPE_RECORDER                      26
1003 #define FONT_GAME_INFO                          27
1004
1005 #define NUM_FONTS                               28
1006 #define NUM_INITIAL_FONTS                       4
1007
1008 /* values for game_status (must match special image configuration suffixes) */
1009 #define GAME_MODE_MAIN                          0
1010 #define GAME_MODE_LEVELS                        1
1011 #define GAME_MODE_SCORES                        2
1012 #define GAME_MODE_EDITOR                        3
1013 #define GAME_MODE_INFO                          4
1014 #define GAME_MODE_SETUP                         5
1015 #define GAME_MODE_PLAYING                       6
1016 #define GAME_MODE_PSEUDO_DOOR                   7
1017 #define GAME_MODE_PSEUDO_PREVIEW                8
1018 #define GAME_MODE_PSEUDO_CRUMBLED               9
1019
1020 /* there are no special config file suffixes for these modes */
1021 #define GAME_MODE_PSEUDO_TYPENAME               10
1022 #define GAME_MODE_QUIT                          11
1023
1024 #define PROGRAM_VERSION_MAJOR   3
1025 #define PROGRAM_VERSION_MINOR   0
1026 #define PROGRAM_VERSION_PATCH   5
1027 #define PROGRAM_VERSION_RELEASE 0
1028 #define PROGRAM_VERSION_STRING  "3.0.5"
1029
1030 #define PROGRAM_TITLE_STRING    "Rocks'n'Diamonds"
1031 #define PROGRAM_AUTHOR_STRING   "Holger Schemel"
1032 #define PROGRAM_RIGHTS_STRING   "Copyright ©1995-2003 by"
1033 #define PROGRAM_DOS_PORT_STRING "DOS port done by Guido Schulz"
1034 #define PROGRAM_IDENT_STRING    PROGRAM_VERSION_STRING " " TARGET_STRING
1035 #define WINDOW_TITLE_STRING     PROGRAM_TITLE_STRING " " PROGRAM_IDENT_STRING
1036 #define WINDOW_SUBTITLE_STRING  PROGRAM_RIGHTS_STRING " " PROGRAM_AUTHOR_STRING
1037 #define ICON_TITLE_STRING       PROGRAM_TITLE_STRING
1038 #define COOKIE_PREFIX           "ROCKSNDIAMONDS"
1039 #define FILENAME_PREFIX         "Rocks"
1040
1041 #if defined(PLATFORM_UNIX)
1042 #define USERDATA_DIRECTORY      ".rocksndiamonds"
1043 #elif defined(PLATFORM_WIN32)
1044 #define USERDATA_DIRECTORY      PROGRAM_TITLE_STRING
1045 #else
1046 #define USERDATA_DIRECTORY      "userdata"
1047 #endif
1048
1049 #define X11_ICON_FILENAME       "rocks_icon.xbm"
1050 #define X11_ICONMASK_FILENAME   "rocks_iconmask.xbm"
1051 #define MSDOS_POINTER_FILENAME  "mouse.pcx"
1052
1053 /* file version numbers for resource files (levels, tapes, score, setup, etc.)
1054 ** currently supported/known file version numbers:
1055 **      1.0 (old)
1056 **      1.2 (still in use)
1057 **      1.4 (still in use)
1058 **      2.0 (actual)
1059 */
1060 #define FILE_VERSION_1_0        VERSION_IDENT(1,0,0)
1061 #define FILE_VERSION_1_2        VERSION_IDENT(1,2,0)
1062 #define FILE_VERSION_1_4        VERSION_IDENT(1,4,0)
1063 #define FILE_VERSION_2_0        VERSION_IDENT(2,0,0)
1064
1065 /* file version does not change for every program version, but is changed
1066    when new features are introduced that are incompatible with older file
1067    versions, so that they can be treated accordingly */
1068 #define FILE_VERSION_ACTUAL     FILE_VERSION_2_0
1069
1070 #define GAME_VERSION_1_0        FILE_VERSION_1_0
1071 #define GAME_VERSION_1_2        FILE_VERSION_1_2
1072 #define GAME_VERSION_1_4        FILE_VERSION_1_4
1073 #define GAME_VERSION_2_0        FILE_VERSION_2_0
1074
1075 #define GAME_VERSION_ACTUAL     RELEASE_IDENT(PROGRAM_VERSION_MAJOR, \
1076                                               PROGRAM_VERSION_MINOR, \
1077                                               PROGRAM_VERSION_PATCH, \
1078                                               PROGRAM_VERSION_RELEASE)
1079
1080 /* values for game_emulation */
1081 #define EMU_NONE                0
1082 #define EMU_BOULDERDASH         1
1083 #define EMU_SOKOBAN             2
1084 #define EMU_SUPAPLEX            3
1085
1086 struct MenuInfo
1087 {
1088   int draw_xoffset_default;
1089   int draw_yoffset_default;
1090   int draw_xoffset[NUM_SPECIAL_GFX_ARGS];
1091   int draw_yoffset[NUM_SPECIAL_GFX_ARGS];
1092
1093   int scrollbar_xoffset;
1094
1095   int list_size_default;
1096   int list_size[NUM_SPECIAL_GFX_ARGS];
1097 };
1098
1099 struct DoorInfo
1100 {
1101   int step_offset;
1102   int step_delay;
1103   int anim_mode;
1104 };
1105
1106 struct HiScore
1107 {
1108   char Name[MAX_PLAYER_NAME_LEN + 1];
1109   int Score;
1110 };
1111
1112 struct PlayerInfo
1113 {
1114   boolean present;              /* player present in level playfield */
1115   boolean connected;            /* player connected (locally or via network) */
1116   boolean active;               /* player (present && connected) */
1117
1118   int index_nr, client_nr, element_nr;
1119
1120   byte action;                  /* action from local input device */
1121   byte effective_action;        /* action acknowledged from network server
1122                                    or summarized over all configured input
1123                                    devices when in single player mode */
1124   byte programmed_action;       /* action forced by game itself (like moving
1125                                    through doors); overrides other actions */
1126
1127   int jx,jy, last_jx,last_jy;
1128   int MovDir, MovPos, GfxDir, GfxPos;
1129   int Frame, StepFrame;
1130
1131   int GfxAction;
1132
1133   boolean use_murphy_graphic;
1134   boolean use_disk_red_graphic;
1135
1136   boolean Pushing;
1137   boolean Switching;
1138   boolean LevelSolved, GameOver;
1139   boolean snapped;
1140
1141   int last_move_dir;
1142   boolean is_moving;
1143   boolean is_waiting;
1144   boolean is_digging;
1145   boolean is_collecting;
1146
1147   int show_envelope;
1148
1149   unsigned long move_delay;
1150   int move_delay_value;
1151
1152   unsigned long push_delay;
1153   unsigned long push_delay_value;
1154
1155   unsigned long actual_frame_counter;
1156
1157   int score;
1158   int gems_still_needed;
1159   int sokobanfields_still_needed;
1160   int lights_still_needed;
1161   int friends_still_needed;
1162   int key[4];
1163   int dynabomb_count, dynabomb_size, dynabombs_left, dynabomb_xl;
1164   int shield_normal_time_left;
1165   int shield_deadly_time_left;
1166
1167   int inventory_element[MAX_INVENTORY_SIZE];
1168   int inventory_size;
1169 };
1170
1171 struct LevelInfo
1172 {
1173   int file_version;     /* file format version the level is stored with    */
1174   int game_version;     /* game release version the level was created with */
1175
1176   boolean encoding_16bit_field;         /* level contains 16-bit elements  */
1177   boolean encoding_16bit_yamyam;        /* yamyam contains 16-bit elements */
1178   boolean encoding_16bit_amoeba;        /* amoeba contains 16-bit elements */
1179
1180   int fieldx, fieldy;
1181   int time;
1182   int gems_needed;
1183   char name[MAX_LEVEL_NAME_LEN + 1];
1184   char author[MAX_LEVEL_AUTHOR_LEN + 1];
1185   char envelope_text[4][MAX_ENVELOPE_TEXT_LEN + 1];
1186   int envelope_xsize[4], envelope_ysize[4];
1187   int score[LEVEL_SCORE_ELEMENTS];
1188   int yamyam_content[MAX_ELEMENT_CONTENTS][3][3];
1189   int num_yamyam_contents;
1190   int amoeba_speed;
1191   int amoeba_content;
1192   int time_magic_wall;
1193   int time_wheel;
1194   int time_light;
1195   int time_timegate;
1196   boolean double_speed;
1197   boolean gravity;
1198   boolean em_slippery_gems;     /* EM style "gems slip from wall" behaviour */
1199
1200   short field[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1201
1202   boolean use_custom_template;  /* use custom properties from template file */
1203
1204   boolean no_level_file;        /* set for currently undefined levels */
1205 };
1206
1207 struct TapeInfo
1208 {
1209   int file_version;     /* file format version the tape is stored with    */
1210   int game_version;     /* game release version the tape was created with */
1211   int engine_version;   /* game engine version the tape was recorded with */
1212
1213   char *level_identifier;
1214   int level_nr;
1215   unsigned long random_seed;
1216   unsigned long date;
1217   unsigned long counter;
1218   unsigned long length;
1219   unsigned long length_seconds;
1220   unsigned int delay_played;
1221   boolean pause_before_death;
1222   boolean recording, playing, pausing;
1223   boolean fast_forward;
1224   boolean index_search;
1225   boolean auto_play;
1226   boolean auto_play_level_solved;
1227   boolean quick_resume;
1228   boolean single_step;
1229   boolean changed;
1230   boolean player_participates[MAX_PLAYERS];
1231   int num_participating_players;
1232
1233   struct
1234   {
1235     byte action[MAX_PLAYERS];
1236     byte delay;
1237   } pos[MAX_TAPELEN];
1238 };
1239
1240 struct GameInfo
1241 {
1242   /* constant within running game */
1243   int engine_version;
1244   int emulation;
1245   int initial_move_delay;
1246   int initial_move_delay_value;
1247
1248   boolean envelope_active;
1249
1250   /* variable within running game */
1251   int yamyam_content_nr;
1252   boolean magic_wall_active;
1253   int magic_wall_time_left;
1254   int light_time_left;
1255   int timegate_time_left;
1256   int belt_dir[4];
1257   int belt_dir_nr[4];
1258   int switchgate_pos;
1259   int balloon_dir;
1260   boolean explosions_delayed;
1261 };
1262
1263 struct GlobalInfo
1264 {
1265   char *autoplay_leveldir;
1266   int autoplay_level_nr;
1267
1268   int num_toons;
1269
1270   float frames_per_second;
1271   boolean fps_slowdown;
1272   int fps_slowdown_factor;
1273 };
1274
1275 struct ElementChangeInfo
1276 {
1277   boolean can_change;           /* use or ignore this change info */
1278
1279   unsigned long events;         /* change events */
1280   int sides;                    /* change sides */
1281
1282   short target_element;         /* target element after change */
1283
1284   int delay_fixed;              /* added frame delay before changed (fixed) */
1285   int delay_random;             /* added frame delay before changed (random) */
1286   int delay_frames;             /* either 1 (frames) or 50 (seconds; 50 fps) */
1287
1288   short trigger_element;        /* custom element triggering change */
1289
1290   int content[3][3];            /* new elements after extended change */
1291   boolean use_content;          /* use extended change content */
1292   boolean only_complete;        /* only use complete content */
1293   boolean use_random_change;    /* use random value for setting content */
1294   int random;                   /* random value for setting content */
1295   int power;                    /* power of extended change */
1296
1297   boolean explode;              /* explode instead of change */
1298
1299   /* functions that are called before, while and after the change of an
1300      element -- currently only used for non-custom elements */
1301   void (*pre_change_function)(int x, int y);
1302   void (*change_function)(int x, int y);
1303   void (*post_change_function)(int x, int y);
1304
1305   /* ---------- internal values used in level editor ---------- */
1306
1307   int direct_action;            /* change triggered by actions on element */
1308   int other_action;             /* change triggered by other element actions */
1309 };
1310
1311 struct ElementInfo
1312 {
1313   /* ---------- token and description strings ---------- */
1314
1315   char *token_name;             /* element token used in config files */
1316   char *class_name;             /* element class used in config files */
1317   char *editor_description;     /* pre-defined description for level editor */
1318   char *custom_description;     /* alternative description from config file */
1319   char description[MAX_ELEMENT_NAME_LEN + 1];   /* for custom elements */
1320
1321   /* ---------- graphic and sound definitions ---------- */
1322
1323   int graphic[NUM_ACTIONS];     /* default graphics for several actions */
1324   int direction_graphic[NUM_ACTIONS][NUM_DIRECTIONS];
1325                                 /* special graphics for left/right/up/down */
1326
1327   int crumbled[NUM_ACTIONS];    /* crumbled graphics for several actions */
1328   int direction_crumbled[NUM_ACTIONS][NUM_DIRECTIONS];
1329                                 /* crumbled graphics for left/right/up/down */
1330
1331   int special_graphic[NUM_SPECIAL_GFX_ARGS];
1332                                 /* special graphics for certain screens */
1333
1334   int sound[NUM_ACTIONS];       /* default sounds for several actions */
1335
1336   /* ---------- special element property values ---------- */
1337
1338   boolean use_gfx_element;      /* use custom graphic element */
1339   short gfx_element;            /* optional custom graphic element */
1340
1341   int collect_score;            /* score value for collecting */
1342   int collect_count;            /* count value for collecting */
1343
1344   int push_delay_fixed;         /* constant frame delay for pushing */
1345   int push_delay_random;        /* additional random frame delay for pushing */
1346   int move_delay_fixed;         /* constant frame delay for moving */
1347   int move_delay_random;        /* additional random frame delay for moving */
1348
1349   int move_pattern;             /* direction movable element moves to */
1350   int move_direction_initial;   /* initial direction element moves to */
1351   int move_stepsize;            /* step size element moves with */
1352
1353   int slippery_type;            /* how/where other elements slip away */
1354
1355   int content[3][3];            /* new elements after explosion */
1356
1357   struct ElementChangeInfo *change_page; /* actual list of change pages */
1358   struct ElementChangeInfo *change;      /* pointer to current change page */
1359
1360   int num_change_pages;         /* actual number of change pages */
1361   int current_change_page;      /* currently edited change page */
1362
1363   /* ---------- internal values used at runtime when playing ---------- */
1364
1365   unsigned long change_events;  /* bitfield for combined change events */
1366
1367   int event_page_nr[NUM_CHANGE_EVENTS]; /* page number for each event */
1368   struct ElementChangeInfo *event_page[NUM_CHANGE_EVENTS]; /* page for event */
1369
1370   /* ---------- internal values used in level editor ---------- */
1371
1372   int access_type;              /* walkable or passable */
1373   int access_layer;             /* accessible over/inside/under */
1374   int walk_to_action;           /* diggable/collectible/pushable */
1375   int smash_targets;            /* can smash player/enemies/everything */
1376   int deadliness;               /* deadly when running/colliding/touching */
1377   int consistency;              /* indestructible/can explode */
1378
1379   boolean can_explode_by_fire;  /* element explodes by fire */
1380   boolean can_explode_smashed;  /* element explodes when smashed */
1381   boolean can_explode_impact;   /* element explodes on impact */
1382
1383   boolean modified_settings;    /* set for all modified custom elements */
1384 };
1385
1386 struct FontInfo
1387 {
1388   char *token_name;             /* font token used in config files */
1389
1390   int graphic;                  /* default graphic for this font */
1391   int special_graphic[NUM_SPECIAL_GFX_ARGS];
1392                                 /* special graphics for certain screens */
1393   int special_bitmap_id[NUM_SPECIAL_GFX_ARGS];
1394                                 /* internal bitmap ID for special graphics */
1395 };
1396
1397 struct GraphicInfo
1398 {
1399   Bitmap *bitmap;
1400   int src_x, src_y;             /* start position of animation frames */
1401   int width, height;            /* width/height of each animation frame */
1402   int offset_x, offset_y;       /* x/y offset to next animation frame */
1403   int anim_frames;
1404   int anim_frames_per_line;
1405   int anim_start_frame;
1406   int anim_delay;               /* important: delay of 1 means "no delay"! */
1407   int anim_mode;
1408   boolean anim_global_sync;
1409   int crumbled_like;            /* element for cloning crumble graphics */
1410   int diggable_like;            /* element for cloning digging graphics */
1411   int border_size;              /* border size for "crumbled" graphics */
1412
1413   int step_offset;              /* optional step offset of toon animations */
1414   int step_delay;               /* optional step delay of toon animations */
1415
1416   int draw_x, draw_y;           /* optional offset for drawing fonts chars */
1417
1418   int draw_masked;              /* optional setting for drawing envelope gfx */
1419
1420 #if defined(TARGET_X11_NATIVE_PERFORMANCE_WORKAROUND)
1421   Pixmap clip_mask;             /* single-graphic-only clip mask for X11 */
1422   GC clip_gc;                   /* single-graphic-only clip gc for X11 */
1423 #endif
1424 };
1425
1426 struct SoundInfo
1427 {
1428   boolean loop;
1429 };
1430
1431 struct ElementActionInfo
1432 {
1433   char *suffix;
1434   int value;
1435   boolean is_loop_sound;
1436 };
1437
1438 struct ElementDirectionInfo
1439 {
1440   char *suffix;
1441   int value;
1442 };
1443
1444 struct SpecialSuffixInfo
1445 {
1446   char *suffix;
1447   int value;
1448 };
1449
1450
1451 #if 0
1452 extern GC                       tile_clip_gc;
1453 extern Bitmap                  *pix[];
1454 #endif
1455 extern Bitmap                  *bitmap_db_field, *bitmap_db_door;
1456 extern Pixmap                   tile_clipmask[];
1457 extern DrawBuffer             *fieldbuffer;
1458 extern DrawBuffer             *drawto_field;
1459
1460 extern int                      game_status;
1461 extern boolean                  level_editor_test_game;
1462 extern boolean                  network_playing;
1463
1464 extern int                      key_joystick_mapping;
1465
1466 extern boolean                  redraw[MAX_BUF_XSIZE][MAX_BUF_YSIZE];
1467 extern int                      redraw_x1, redraw_y1;
1468
1469 extern short                    Feld[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1470 extern short                    MovPos[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1471 extern short                    MovDir[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1472 extern short                    MovDelay[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1473 extern short                    ChangeDelay[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1474 extern short                    Store[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1475 extern short                    Store2[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1476 extern short                    StorePlayer[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1477 extern short                    Back[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1478 extern boolean                  Stop[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1479 extern boolean                  Pushed[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1480 extern unsigned long            Changed[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1481 extern unsigned long            ChangeEvent[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1482 extern short                    JustStopped[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1483 extern short                    AmoebaNr[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1484 extern short                    AmoebaCnt[MAX_NUM_AMOEBA];
1485 extern short                    AmoebaCnt2[MAX_NUM_AMOEBA];
1486 extern short                    ExplodePhase[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1487 extern short                    ExplodeField[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1488
1489 extern unsigned long            Properties[MAX_NUM_ELEMENTS][NUM_EP_BITFIELDS];
1490
1491 extern int                      GfxFrame[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1492 extern int                      GfxAction[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1493 extern int                      GfxRandom[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1494 extern int                      GfxElement[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1495
1496 extern int                      lev_fieldx, lev_fieldy;
1497 extern int                      scroll_x, scroll_y;
1498
1499 extern int                      FX, FY;
1500 extern int                      ScrollStepSize;
1501 extern int                      ScreenMovDir, ScreenMovPos, ScreenGfxPos;
1502 extern int                      BorderElement;
1503 extern int                      GameFrameDelay;
1504 extern int                      FfwdFrameDelay;
1505 extern int                      BX1, BY1;
1506 extern int                      BX2, BY2;
1507 extern int                      SBX_Left, SBX_Right;
1508 extern int                      SBY_Upper, SBY_Lower;
1509 extern int                      ZX, ZY;
1510 extern int                      ExitX, ExitY;
1511 extern int                      AllPlayersGone;
1512
1513 extern int                      TimeFrames, TimePlayed, TimeLeft;
1514 extern boolean                  SiebAktiv;
1515 extern int                      SiebCount;
1516
1517 extern boolean                  network_player_action_received;
1518
1519 extern int                      graphics_action_mapping[];
1520
1521 extern struct LevelInfo         level, level_template;
1522 extern struct PlayerInfo        stored_player[], *local_player;
1523 extern struct HiScore           highscore[];
1524 extern struct TapeInfo          tape;
1525 extern struct GameInfo          game;
1526 extern struct GlobalInfo        global;
1527 extern struct MenuInfo          menu;
1528 extern struct DoorInfo          door_1, door_2;
1529 extern struct ElementInfo       element_info[];
1530 extern struct ElementActionInfo element_action_info[];
1531 extern struct ElementDirectionInfo element_direction_info[];
1532 extern struct SpecialSuffixInfo special_suffix_info[];
1533 extern struct TokenIntPtrInfo   image_config_vars[];
1534 extern struct FontInfo          font_info[];
1535 extern struct GraphicInfo      *graphic_info;
1536 extern struct SoundInfo        *sound_info;
1537 extern struct ConfigInfo        image_config[], sound_config[];
1538 extern struct ConfigInfo        image_config_suffix[], sound_config_suffix[];
1539
1540 #endif  /* MAIN_H */