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 special configurable properties (depending on level settings) */
  92 #define EP_EM_SLIPPERY_WALL     32
  93
  94 /* values for special graphics properties (no effect on game engine) */
  95 #define EP_CAN_BE_CRUMBLED      33
  96
  97 /* values for pre-defined properties */
  98 #define EP_PLAYER               34
  99 #define EP_CAN_PASS_MAGIC_WALL  35
 100 #define EP_SWITCHABLE           36
 101 #define EP_BD_ELEMENT           37
 102 #define EP_SP_ELEMENT           38
 103 #define EP_SB_ELEMENT           39
 104 #define EP_GEM                  40
 105 #define EP_FOOD_DARK_YAMYAM     41
 106 #define EP_FOOD_PENGUIN         42
 107 #define EP_FOOD_PIG             43
 108 #define EP_HISTORIC_WALL        44
 109 #define EP_HISTORIC_SOLID       45
 110 #define EP_CLASSIC_ENEMY        46
 111 #define EP_BELT                 47
 112 #define EP_BELT_ACTIVE          48
 113 #define EP_BELT_SWITCH          49
 114 #define EP_TUBE                 50
 115 #define EP_KEYGATE              51
 116 #define EP_AMOEBOID             52
 117 #define EP_AMOEBALIVE           53
 118 #define EP_HAS_CONTENT          54
 119 #define EP_ACTIVE_BOMB          55
 120 #define EP_INACTIVE             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
 177 /* values for activating change events (also stored in level file!) */
 178 #define CE_BY_PLAYER            16
 179 #define CE_BY_COLLISION         17
 180 #define CE_BY_OTHER             18
 181
 182 #define NUM_CHANGE_EVENTS       19
 183
 184 #define CE_BITMASK_DEFAULT      0
 185
 186 #define CH_EVENT_BIT(c)         (1 << (c))
 187 #define CH_EVENT_VAR(e)         (element_info[e].change->events)
 188 #define CH_ANY_EVENT_VAR(e)     (element_info[e].change_events)
 189
 190 #define HAS_CHANGE_EVENT(e,c)   (IS_CUSTOM_ELEMENT(e) &&                  \
 191                                  (CH_EVENT_VAR(e) & CH_EVENT_BIT(c)) != 0)
 192 #define HAS_ANY_CHANGE_EVENT(e,c) (IS_CUSTOM_ELEMENT(e) &&                \
 193                                  (CH_ANY_EVENT_VAR(e) & CH_EVENT_BIT(c)) != 0)
 194 #define SET_CHANGE_EVENT(e,c,v) (IS_CUSTOM_ELEMENT(e) ?                   \
 195                                  ((v) ?                                   \
 196                                   (CH_EVENT_VAR(e) |=  CH_EVENT_BIT(c)) : \
 197                                   (CH_EVENT_VAR(e) &= ~CH_EVENT_BIT(c))) : 0)
 198
 199 /* values for change power for custom elements */
 200 #define CP_NON_DESTRUCTIVE      0
 201 #define CP_HALF_DESTRUCTIVE     1
 202 #define CP_FULL_DESTRUCTIVE     2
 203
 204 /* values for special move patterns (bits 0-3: basic move directions) */
 205 #define MV_BIT_TOWARDS_PLAYER   4
 206 #define MV_BIT_AWAY_FROM_PLAYER 5
 207 #define MV_BIT_ALONG_LEFT_SIDE  6
 208 #define MV_BIT_ALONG_RIGHT_SIDE 7
 209 #define MV_BIT_TURNING_LEFT     8
 210 #define MV_BIT_TURNING_RIGHT    9
 211
 212 /* values for special move patterns for custom elements */
 213 #define MV_HORIZONTAL           (MV_LEFT | MV_RIGHT)
 214 #define MV_VERTICAL             (MV_UP | MV_DOWN)
 215 #define MV_ALL_DIRECTIONS       (MV_HORIZONTAL | MV_VERTICAL)
 216 #define MV_ANY_DIRECTION        (MV_ALL_DIRECTIONS)
 217 #define MV_TOWARDS_PLAYER       (1 << MV_BIT_TOWARDS_PLAYER)
 218 #define MV_AWAY_FROM_PLAYER     (1 << MV_BIT_AWAY_FROM_PLAYER)
 219 #define MV_ALONG_LEFT_SIDE      (1 << MV_BIT_ALONG_LEFT_SIDE)
 220 #define MV_ALONG_RIGHT_SIDE     (1 << MV_BIT_ALONG_RIGHT_SIDE)
 221 #define MV_TURNING_LEFT         (1 << MV_BIT_TURNING_LEFT)
 222 #define MV_TURNING_RIGHT        (1 << MV_BIT_TURNING_RIGHT)
 223
 224 /* values for slippery property for custom elements */
 225 #define SLIPPERY_ANY_RANDOM     0
 226 #define SLIPPERY_ANY_LEFT_RIGHT 1
 227 #define SLIPPERY_ANY_RIGHT_LEFT 2
 228 #define SLIPPERY_ONLY_LEFT      3
 229 #define SLIPPERY_ONLY_RIGHT     4
 230
 231 /* macros for configurable properties */
 232 #define IS_DIGGABLE(e)          HAS_PROPERTY(e, EP_DIGGABLE)
 233 #define IS_COLLECTIBLE_ONLY(e)  HAS_PROPERTY(e, EP_COLLECTIBLE_ONLY)
 234 #define DONT_RUN_INTO(e)        HAS_PROPERTY(e, EP_DONT_RUN_INTO)
 235 #define DONT_COLLIDE_WITH(e)    HAS_PROPERTY(e, EP_DONT_COLLIDE_WITH)
 236 #define DONT_TOUCH(e)           HAS_PROPERTY(e, EP_DONT_TOUCH)
 237 #define IS_INDESTRUCTIBLE(e)    HAS_PROPERTY(e, EP_INDESTRUCTIBLE)
 238 #define IS_SLIPPERY(e)          HAS_PROPERTY(e, EP_SLIPPERY)
 239 #define CAN_CHANGE(e)           HAS_PROPERTY(e, EP_CAN_CHANGE)
 240 #define CAN_MOVE(e)             HAS_PROPERTY(e, EP_CAN_MOVE)
 241 #define CAN_FALL(e)             HAS_PROPERTY(e, EP_CAN_FALL)
 242 #define CAN_SMASH_PLAYER(e)     HAS_PROPERTY(e, EP_CAN_SMASH_PLAYER)
 243 #define CAN_SMASH_ENEMIES(e)    HAS_PROPERTY(e, EP_CAN_SMASH_ENEMIES)
 244 #define CAN_SMASH_EVERYTHING(e) HAS_PROPERTY(e, EP_CAN_SMASH_EVERYTHING)
 245 #define CAN_EXPLODE_BY_FIRE(e)  HAS_PROPERTY(e, EP_CAN_EXPLODE_BY_FIRE)
 246 #define CAN_EXPLODE_SMASHED(e)  HAS_PROPERTY(e, EP_CAN_EXPLODE_SMASHED)
 247 #define CAN_EXPLODE_IMPACT(e)   HAS_PROPERTY(e, EP_CAN_EXPLODE_IMPACT)
 248 #define IS_WALKABLE_OVER(e)     HAS_PROPERTY(e, EP_WALKABLE_OVER)
 249 #define IS_WALKABLE_INSIDE(e)   HAS_PROPERTY(e, EP_WALKABLE_INSIDE)
 250 #define IS_WALKABLE_UNDER(e)    HAS_PROPERTY(e, EP_WALKABLE_UNDER)
 251 #define IS_PASSABLE_OVER(e)     HAS_PROPERTY(e, EP_PASSABLE_OVER)
 252 #define IS_PASSABLE_INSIDE(e)   HAS_PROPERTY(e, EP_PASSABLE_INSIDE)
 253 #define IS_PASSABLE_UNDER(e)    HAS_PROPERTY(e, EP_PASSABLE_UNDER)
 254 #define IS_DROPPABLE(e)         HAS_PROPERTY(e, EP_DROPPABLE)
 255 #define CAN_EXPLODE_1X1(e)      HAS_PROPERTY(e, EP_CAN_EXPLODE_1X1)
 256 #define IS_PUSHABLE(e)          HAS_PROPERTY(e, EP_PUSHABLE)
 257
 258 /* macros for special configurable properties */
 259 #define IS_EM_SLIPPERY_WALL(e)  HAS_PROPERTY(e, EP_EM_SLIPPERY_WALL)
 260
 261 /* macros for special graphics properties */
 262 #define CAN_BE_CRUMBLED(e)      HAS_PROPERTY(GFX_ELEMENT(e),EP_CAN_BE_CRUMBLED)
 263
 264 /* macros for pre-defined properties */
 265 #define ELEM_IS_PLAYER(e)       HAS_PROPERTY(e, EP_PLAYER)
 266 #define CAN_PASS_MAGIC_WALL(e)  HAS_PROPERTY(e, EP_CAN_PASS_MAGIC_WALL)
 267 #define IS_SWITCHABLE(e)        HAS_PROPERTY(e, EP_SWITCHABLE)
 268 #define IS_BD_ELEMENT(e)        HAS_PROPERTY(e, EP_BD_ELEMENT)
 269 #define IS_SP_ELEMENT(e)        HAS_PROPERTY(e, EP_SP_ELEMENT)
 270 #define IS_SB_ELEMENT(e)        HAS_PROPERTY(e, EP_SB_ELEMENT)
 271 #define IS_GEM(e)               HAS_PROPERTY(e, EP_GEM)
 272 #define IS_FOOD_DARK_YAMYAM(e)  HAS_PROPERTY(e, EP_FOOD_DARK_YAMYAM)
 273 #define IS_FOOD_PENGUIN(e)      HAS_PROPERTY(e, EP_FOOD_PENGUIN)
 274 #define IS_FOOD_PIG(e)          HAS_PROPERTY(e, EP_FOOD_PIG)
 275 #define IS_HISTORIC_WALL(e)     HAS_PROPERTY(e, EP_HISTORIC_WALL)
 276 #define IS_HISTORIC_SOLID(e)    HAS_PROPERTY(e, EP_HISTORIC_SOLID)
 277 #define IS_CLASSIC_ENEMY(e)     HAS_PROPERTY(e, EP_CLASSIC_ENEMY)
 278 #define IS_BELT(e)              HAS_PROPERTY(e, EP_BELT)
 279 #define IS_BELT_ACTIVE(e)       HAS_PROPERTY(e, EP_BELT_ACTIVE)
 280 #define IS_BELT_SWITCH(e)       HAS_PROPERTY(e, EP_BELT_SWITCH)
 281 #define IS_TUBE(e)              HAS_PROPERTY(e, EP_TUBE)
 282 #define IS_KEYGATE(e)           HAS_PROPERTY(e, EP_KEYGATE)
 283 #define IS_AMOEBOID(e)          HAS_PROPERTY(e, EP_AMOEBOID)
 284 #define IS_AMOEBALIVE(e)        HAS_PROPERTY(e, EP_AMOEBALIVE)
 285 #define HAS_CONTENT(e)          HAS_PROPERTY(e, EP_HAS_CONTENT)
 286 #define IS_ACTIVE_BOMB(e)       HAS_PROPERTY(e, EP_ACTIVE_BOMB)
 287 #define IS_INACTIVE(e)          HAS_PROPERTY(e, EP_INACTIVE)
 288
 289 /* macros for derived properties */
 290 #define IS_ACCESSIBLE_OVER(e)   HAS_PROPERTY(e, EP_ACCESSIBLE_OVER)
 291 #define IS_ACCESSIBLE_INSIDE(e) HAS_PROPERTY(e, EP_ACCESSIBLE_INSIDE)
 292 #define IS_ACCESSIBLE_UNDER(e)  HAS_PROPERTY(e, EP_ACCESSIBLE_UNDER)
 293 #define IS_WALKABLE(e)          HAS_PROPERTY(e, EP_WALKABLE)
 294 #define IS_PASSABLE(e)          HAS_PROPERTY(e, EP_PASSABLE)
 295 #define IS_ACCESSIBLE(e)        HAS_PROPERTY(e, EP_ACCESSIBLE)
 296 #define IS_COLLECTIBLE(e)       HAS_PROPERTY(e, EP_COLLECTIBLE)
 297 #define IS_SNAPPABLE(e)         HAS_PROPERTY(e, EP_SNAPPABLE)
 298 #define IS_WALL(e)              HAS_PROPERTY(e, EP_WALL)
 299 #define IS_SOLID_FOR_PUSHING(e) HAS_PROPERTY(e, EP_SOLID_FOR_PUSHING)
 300 #define IS_DRAGONFIRE_PROOF(e)  HAS_PROPERTY(e, EP_DRAGONFIRE_PROOF)
 301 #define IS_EXPLOSION_PROOF(e)   HAS_PROPERTY(e, EP_EXPLOSION_PROOF)
 302 #define CAN_SMASH(e)            HAS_PROPERTY(e, EP_CAN_SMASH)
 303 #define CAN_EXPLODE(e)          HAS_PROPERTY(e, EP_CAN_EXPLODE)
 304 #define CAN_EXPLODE_3X3(e)      HAS_PROPERTY(e, EP_CAN_EXPLODE_3X3)
 305
 306 /* special macros used in game engine */
 307 #define IS_CUSTOM_ELEMENT(e)    ((e) >= EL_CUSTOM_START &&              \
 308                                  (e) <= EL_CUSTOM_END)
 309
 310 #define GFX_ELEMENT(e)          (element_info[e].use_gfx_element ?      \
 311                                  element_info[e].gfx_element : e)
 312
 313 #define IS_PLAYER(x,y)          (ELEM_IS_PLAYER(StorePlayer[x][y]))
 314
 315 #define IS_FREE(x,y)            (Feld[x][y] == EL_EMPTY && !IS_PLAYER(x,y))
 316 #define IS_FREE_OR_PLAYER(x,y)  (Feld[x][y] == EL_EMPTY)
 317
 318 #define IS_MOVING(x,y)          (MovPos[x][y] != 0)
 319 #define IS_FALLING(x,y)         (MovPos[x][y] != 0 && MovDir[x][y] == MV_DOWN)
 320 #define IS_BLOCKED(x,y)         (Feld[x][y] == EL_BLOCKED)
 321
 322 #define EL_CHANGED(e)           ((e) == EL_ROCK           ? EL_EMERALD :    \
 323                                  (e) == EL_BD_ROCK        ? EL_BD_DIAMOND : \
 324                                  (e) == EL_EMERALD        ? EL_DIAMOND :    \
 325                                  (e) == EL_EMERALD_YELLOW ? EL_DIAMOND :    \
 326                                  (e) == EL_EMERALD_RED    ? EL_DIAMOND :    \
 327                                  (e) == EL_EMERALD_PURPLE ? EL_DIAMOND :    \
 328                                  EL_ROCK)
 329 #define EL_CHANGED2(e)          ((e) == EL_ROCK           ? EL_BD_DIAMOND : \
 330                                  (e) == EL_BD_ROCK        ? EL_BD_DIAMOND : \
 331                                  EL_BD_ROCK)
 332 #define IS_DRAWABLE(e)          ((e) < EL_BLOCKED)
 333 #define IS_NOT_DRAWABLE(e)      ((e) >= EL_BLOCKED)
 334 #define TAPE_IS_EMPTY(x)        ((x).length == 0)
 335 #define TAPE_IS_STOPPED(x)      (!(x).recording && !(x).playing)
 336
 337 #define PLAYERINFO(x,y)         (&stored_player[StorePlayer[x][y]-EL_PLAYER_1])
 338 #define SHIELD_ON(p)            ((p)->shield_normal_time_left > 0)
 339 #define PROTECTED_FIELD(x,y)    (IS_ACCESSIBLE_INSIDE(Feld[x][y]) &&    \
 340                                  IS_INDESTRUCTIBLE(Feld[x][y]))
 341 #define PLAYER_PROTECTED(x,y)   (SHIELD_ON(PLAYERINFO(x, y)) ||         \
 342                                  PROTECTED_FIELD(x, y))
 343
 344 #define PLAYER_NR_GFX(g,i)      ((g) + i * (IMG_PLAYER_2 - IMG_PLAYER_1))
 345
 346 #define ANIM_FRAMES(g)          (graphic_info[g].anim_frames)
 347 #define ANIM_DELAY(g)           (graphic_info[g].anim_delay)
 348 #define ANIM_MODE(g)            (graphic_info[g].anim_mode)
 349
 350 #define IS_ANIMATED(g)          (ANIM_FRAMES(g) > 1)
 351 #define IS_NEW_DELAY(f, g)      ((f) % ANIM_DELAY(g) == 0)
 352 #define IS_NEW_FRAME(f, g)      (IS_ANIMATED(g) && IS_NEW_DELAY(f, g))
 353 #define IS_NEXT_FRAME(f, g)     (IS_NEW_FRAME(f, g) && (f) > 0)
 354
 355 #define IS_LOOP_SOUND(s)        (sound_info[s].loop)
 356
 357
 358 /* fundamental game speed values */
 359 #define GAME_FRAME_DELAY        20      /* frame delay in milliseconds */
 360 #define FFWD_FRAME_DELAY        10      /* 200% speed for fast forward */
 361 #define FRAMES_PER_SECOND       (1000 / GAME_FRAME_DELAY)
 362 #define MICROLEVEL_SCROLL_DELAY 50      /* delay for scrolling micro level */
 363 #define MICROLEVEL_LABEL_DELAY  250     /* delay for micro level label */
 364
 365 /* boundaries of arrays etc. */
 366 #define MAX_LEVEL_NAME_LEN      32
 367 #define MAX_LEVEL_AUTHOR_LEN    32
 368 #define MAX_ELEMENT_NAME_LEN    32
 369 #define MAX_TAPELEN             (1000 * FRAMES_PER_SECOND) /* max.time x fps */
 370 #define MAX_SCORE_ENTRIES       100
 371 #define MAX_NUM_AMOEBA          100
 372 #define MAX_INVENTORY_SIZE      1000
 373 #define MIN_ENVELOPE_XSIZE      1
 374 #define MIN_ENVELOPE_YSIZE      1
 375 #define MAX_ENVELOPE_XSIZE      30
 376 #define MAX_ENVELOPE_YSIZE      20
 377 #define MAX_ENVELOPE_TEXT_LEN   (MAX_ENVELOPE_XSIZE * MAX_ENVELOPE_YSIZE)
 378 #define MIN_CHANGE_PAGES        1
 379 #define MAX_CHANGE_PAGES        10
 380
 381 /* values for elements with content */
 382 #define MIN_ELEMENT_CONTENTS    1
 383 #define STD_ELEMENT_CONTENTS    4
 384 #define MAX_ELEMENT_CONTENTS    8
 385
 386 #define LEVEL_SCORE_ELEMENTS    16      /* level elements with score */
 387
 388 /* often used screen positions */
 389 #define SX                      8
 390 #define SY                      8
 391 #define REAL_SX                 (SX - 2)
 392 #define REAL_SY                 (SY - 2)
 393 #define DX                      566
 394 #define DY                      60
 395 #define VX                      DX
 396 #define VY                      400
 397 #define EX                      DX
 398 #define EY                      (VY - 44)
 399 #define TILEX                   32
 400 #define TILEY                   32
 401 #define MINI_TILEX              (TILEX / 2)
 402 #define MINI_TILEY              (TILEY / 2)
 403 #define MICRO_TILEX             (TILEX / 8)
 404 #define MICRO_TILEY             (TILEY / 8)
 405 #define MIDPOSX                 (SCR_FIELDX / 2)
 406 #define MIDPOSY                 (SCR_FIELDY / 2)
 407 #define SXSIZE                  (SCR_FIELDX * TILEX)
 408 #define SYSIZE                  (SCR_FIELDY * TILEY)
 409 #define FXSIZE                  ((SCR_FIELDX + 2) * TILEX)
 410 #define FYSIZE                  ((SCR_FIELDY + 2) * TILEY)
 411 #define DXSIZE                  100
 412 #define DYSIZE                  280
 413 #define VXSIZE                  DXSIZE
 414 #define VYSIZE                  100
 415 #define EXSIZE                  DXSIZE
 416 #define EYSIZE                  (VYSIZE + 44)
 417 #define FULL_SXSIZE             (2 + SXSIZE + 2)
 418 #define FULL_SYSIZE             (2 + SYSIZE + 2)
 419 #define MICROLEV_XSIZE          ((STD_LEV_FIELDX + 2) * MICRO_TILEX)
 420 #define MICROLEV_YSIZE          ((STD_LEV_FIELDY + 2) * MICRO_TILEY)
 421 #define MICROLEV_XPOS           (SX + (SXSIZE - MICROLEV_XSIZE) / 2)
 422 #define MICROLEV_YPOS           (SX + 12 * TILEY - MICRO_TILEY)
 423 #define MICROLABEL_YPOS         (MICROLEV_YPOS + MICROLEV_YSIZE + 7)
 424
 425
 426 /* "real" level file elements */
 427 #define EL_UNDEFINED                    -1
 428
 429 #define EL_EMPTY_SPACE                  0
 430 #define EL_EMPTY                        EL_EMPTY_SPACE
 431 #define EL_SAND                         1
 432 #define EL_WALL                         2
 433 #define EL_WALL_SLIPPERY                3
 434 #define EL_ROCK                         4
 435 #define EL_KEY_OBSOLETE                 5 /* obsolete; mapped to EL_KEY_1 */
 436 #define EL_EMERALD                      6
 437 #define EL_EXIT_CLOSED                  7
 438 #define EL_PLAYER_OBSOLETE              8 /* obsolete; mapped to EL_PLAYER_1 */
 439 #define EL_BUG                          9
 440 #define EL_SPACESHIP                    10
 441 #define EL_YAMYAM                       11
 442 #define EL_ROBOT                        12
 443 #define EL_STEELWALL                    13
 444 #define EL_DIAMOND                      14
 445 #define EL_AMOEBA_DEAD                  15
 446 #define EL_QUICKSAND_EMPTY              16
 447 #define EL_QUICKSAND_FULL               17
 448 #define EL_AMOEBA_DROP                  18
 449 #define EL_BOMB                         19
 450 #define EL_MAGIC_WALL                   20
 451 #define EL_SPEED_PILL                   21
 452 #define EL_ACID                         22
 453 #define EL_AMOEBA_WET                   23
 454 #define EL_AMOEBA_DRY                   24
 455 #define EL_NUT                          25
 456 #define EL_GAME_OF_LIFE                 26
 457 #define EL_BIOMAZE                      27
 458 #define EL_DYNAMITE_ACTIVE              28
 459 #define EL_STONEBLOCK                   29
 460 #define EL_ROBOT_WHEEL                  30
 461 #define EL_ROBOT_WHEEL_ACTIVE           31
 462 #define EL_KEY_1                        32
 463 #define EL_KEY_2                        33
 464 #define EL_KEY_3                        34
 465 #define EL_KEY_4                        35
 466 #define EL_GATE_1                       36
 467 #define EL_GATE_2                       37
 468 #define EL_GATE_3                       38
 469 #define EL_GATE_4                       39
 470 #define EL_GATE_1_GRAY                  40
 471 #define EL_GATE_2_GRAY                  41
 472 #define EL_GATE_3_GRAY                  42
 473 #define EL_GATE_4_GRAY                  43
 474 #define EL_DYNAMITE                     44
 475 #define EL_PACMAN                       45
 476 #define EL_INVISIBLE_WALL               46
 477 #define EL_LAMP                         47
 478 #define EL_LAMP_ACTIVE                  48
 479 #define EL_WALL_EMERALD                 49
 480 #define EL_WALL_DIAMOND                 50
 481 #define EL_AMOEBA_FULL                  51
 482 #define EL_BD_AMOEBA                    52
 483 #define EL_TIME_ORB_FULL                53
 484 #define EL_TIME_ORB_EMPTY               54
 485 #define EL_EXPANDABLE_WALL              55
 486 #define EL_BD_DIAMOND                   56
 487 #define EL_EMERALD_YELLOW               57
 488 #define EL_WALL_BD_DIAMOND              58
 489 #define EL_WALL_EMERALD_YELLOW          59
 490 #define EL_DARK_YAMYAM                  60
 491 #define EL_BD_MAGIC_WALL                61
 492 #define EL_INVISIBLE_STEELWALL          62
 493
 494 #define EL_UNUSED_63                    63
 495
 496 #define EL_DYNABOMB_INCREASE_NUMBER     64
 497 #define EL_DYNABOMB_INCREASE_SIZE       65
 498 #define EL_DYNABOMB_INCREASE_POWER      66
 499 #define EL_SOKOBAN_OBJECT               67
 500 #define EL_SOKOBAN_FIELD_EMPTY          68
 501 #define EL_SOKOBAN_FIELD_FULL           69
 502 #define EL_BD_BUTTERFLY_RIGHT           70
 503 #define EL_BD_BUTTERFLY_UP              71
 504 #define EL_BD_BUTTERFLY_LEFT            72
 505 #define EL_BD_BUTTERFLY_DOWN            73
 506 #define EL_BD_FIREFLY_RIGHT             74
 507 #define EL_BD_FIREFLY_UP                75
 508 #define EL_BD_FIREFLY_LEFT              76
 509 #define EL_BD_FIREFLY_DOWN              77
 510 #define EL_BD_BUTTERFLY_1               EL_BD_BUTTERFLY_DOWN
 511 #define EL_BD_BUTTERFLY_2               EL_BD_BUTTERFLY_LEFT
 512 #define EL_BD_BUTTERFLY_3               EL_BD_BUTTERFLY_UP
 513 #define EL_BD_BUTTERFLY_4               EL_BD_BUTTERFLY_RIGHT
 514 #define EL_BD_FIREFLY_1                 EL_BD_FIREFLY_LEFT
 515 #define EL_BD_FIREFLY_2                 EL_BD_FIREFLY_DOWN
 516 #define EL_BD_FIREFLY_3                 EL_BD_FIREFLY_RIGHT
 517 #define EL_BD_FIREFLY_4                 EL_BD_FIREFLY_UP
 518 #define EL_BD_BUTTERFLY                 78
 519 #define EL_BD_FIREFLY                   79
 520 #define EL_PLAYER_1                     80
 521 #define EL_PLAYER_2                     81
 522 #define EL_PLAYER_3                     82
 523 #define EL_PLAYER_4                     83
 524 #define EL_BUG_RIGHT                    84
 525 #define EL_BUG_UP                       85
 526 #define EL_BUG_LEFT                     86
 527 #define EL_BUG_DOWN                     87
 528 #define EL_SPACESHIP_RIGHT              88
 529 #define EL_SPACESHIP_UP                 89
 530 #define EL_SPACESHIP_LEFT               90
 531 #define EL_SPACESHIP_DOWN               91
 532 #define EL_PACMAN_RIGHT                 92
 533 #define EL_PACMAN_UP                    93
 534 #define EL_PACMAN_LEFT                  94
 535 #define EL_PACMAN_DOWN                  95
 536 #define EL_EMERALD_RED                  96
 537 #define EL_EMERALD_PURPLE               97
 538 #define EL_WALL_EMERALD_RED             98
 539 #define EL_WALL_EMERALD_PURPLE          99
 540 #define EL_ACID_POOL_TOPLEFT            100
 541 #define EL_ACID_POOL_TOPRIGHT           101
 542 #define EL_ACID_POOL_BOTTOMLEFT         102
 543 #define EL_ACID_POOL_BOTTOM             103
 544 #define EL_ACID_POOL_BOTTOMRIGHT        104
 545 #define EL_BD_WALL                      105
 546 #define EL_BD_ROCK                      106
 547 #define EL_EXIT_OPEN                    107
 548 #define EL_BLACK_ORB                    108
 549 #define EL_AMOEBA_TO_DIAMOND            109
 550 #define EL_MOLE                         110
 551 #define EL_PENGUIN                      111
 552 #define EL_SATELLITE                    112
 553 #define EL_ARROW_LEFT                   113
 554 #define EL_ARROW_RIGHT                  114
 555 #define EL_ARROW_UP                     115
 556 #define EL_ARROW_DOWN                   116
 557 #define EL_PIG                          117
 558 #define EL_DRAGON                       118
 559
 560 #define EL_EM_KEY_1_FILE                119
 561
 562 #define EL_CHAR_START                   120
 563 #define EL_CHAR_ASCII0                  (EL_CHAR_START  - 32)
 564 #define EL_CHAR_ASCII0_START            (EL_CHAR_ASCII0 + 32)
 565
 566 #include "conf_chr.h"   /* include auto-generated data structure definitions */
 567
 568 #define EL_CHAR_ASCII0_END              (EL_CHAR_ASCII0 + 111)
 569 #define EL_CHAR_END                     (EL_CHAR_START  + 79)
 570
 571 #define EL_CHAR(c)                      (EL_CHAR_ASCII0 + MAP_FONT_ASCII(c))
 572
 573 #define EL_EXPANDABLE_WALL_HORIZONTAL   200
 574 #define EL_EXPANDABLE_WALL_VERTICAL     201
 575 #define EL_EXPANDABLE_WALL_ANY          202
 576
 577 #define EL_EM_GATE_1                    203
 578 #define EL_EM_GATE_2                    204
 579 #define EL_EM_GATE_3                    205
 580 #define EL_EM_GATE_4                    206
 581
 582 #define EL_EM_KEY_2_FILE                        207
 583 #define EL_EM_KEY_3_FILE                        208
 584 #define EL_EM_KEY_4_FILE                        209
 585
 586 #define EL_SP_START                     210
 587 #define EL_SP_EMPTY_SPACE               (EL_SP_START + 0)
 588 #define EL_SP_EMPTY                     EL_SP_EMPTY_SPACE
 589 #define EL_SP_ZONK                      (EL_SP_START + 1)
 590 #define EL_SP_BASE                      (EL_SP_START + 2)
 591 #define EL_SP_MURPHY                    (EL_SP_START + 3)
 592 #define EL_SP_INFOTRON                  (EL_SP_START + 4)
 593 #define EL_SP_CHIP_SINGLE               (EL_SP_START + 5)
 594 #define EL_SP_HARDWARE_GRAY             (EL_SP_START + 6)
 595 #define EL_SP_EXIT_CLOSED               (EL_SP_START + 7)
 596 #define EL_SP_DISK_ORANGE               (EL_SP_START + 8)
 597 #define EL_SP_PORT_RIGHT                (EL_SP_START + 9)
 598 #define EL_SP_PORT_DOWN                 (EL_SP_START + 10)
 599 #define EL_SP_PORT_LEFT                 (EL_SP_START + 11)
 600 #define EL_SP_PORT_UP                   (EL_SP_START + 12)
 601 #define EL_SP_GRAVITY_PORT_RIGHT        (EL_SP_START + 13)
 602 #define EL_SP_GRAVITY_PORT_DOWN         (EL_SP_START + 14)
 603 #define EL_SP_GRAVITY_PORT_LEFT         (EL_SP_START + 15)
 604 #define EL_SP_GRAVITY_PORT_UP           (EL_SP_START + 16)
 605 #define EL_SP_SNIKSNAK                  (EL_SP_START + 17)
 606 #define EL_SP_DISK_YELLOW               (EL_SP_START + 18)
 607 #define EL_SP_TERMINAL                  (EL_SP_START + 19)
 608 #define EL_SP_DISK_RED                  (EL_SP_START + 20)
 609 #define EL_SP_PORT_VERTICAL             (EL_SP_START + 21)
 610 #define EL_SP_PORT_HORIZONTAL           (EL_SP_START + 22)
 611 #define EL_SP_PORT_ANY                  (EL_SP_START + 23)
 612 #define EL_SP_ELECTRON                  (EL_SP_START + 24)
 613 #define EL_SP_BUGGY_BASE                (EL_SP_START + 25)
 614 #define EL_SP_CHIP_LEFT                 (EL_SP_START + 26)
 615 #define EL_SP_CHIP_RIGHT                (EL_SP_START + 27)
 616 #define EL_SP_HARDWARE_BASE_1           (EL_SP_START + 28)
 617 #define EL_SP_HARDWARE_GREEN            (EL_SP_START + 29)
 618 #define EL_SP_HARDWARE_BLUE             (EL_SP_START + 30)
 619 #define EL_SP_HARDWARE_RED              (EL_SP_START + 31)
 620 #define EL_SP_HARDWARE_YELLOW           (EL_SP_START + 32)
 621 #define EL_SP_HARDWARE_BASE_2           (EL_SP_START + 33)
 622 #define EL_SP_HARDWARE_BASE_3           (EL_SP_START + 34)
 623 #define EL_SP_HARDWARE_BASE_4           (EL_SP_START + 35)
 624 #define EL_SP_HARDWARE_BASE_5           (EL_SP_START + 36)
 625 #define EL_SP_HARDWARE_BASE_6           (EL_SP_START + 37)
 626 #define EL_SP_CHIP_TOP                  (EL_SP_START + 38)
 627 #define EL_SP_CHIP_BOTTOM               (EL_SP_START + 39)
 628 #define EL_SP_END                       (EL_SP_START + 39)
 629
 630 #define EL_EM_GATE_1_GRAY               250
 631 #define EL_EM_GATE_2_GRAY               251
 632 #define EL_EM_GATE_3_GRAY               252
 633 #define EL_EM_GATE_4_GRAY               253
 634
 635 #define EL_UNUSED_254                   254
 636 #define EL_UNUSED_255                   255
 637
 638 #define EL_PEARL                        256
 639 #define EL_CRYSTAL                      257
 640 #define EL_WALL_PEARL                   258
 641 #define EL_WALL_CRYSTAL                 259
 642 #define EL_DOOR_WHITE                   260
 643 #define EL_DOOR_WHITE_GRAY              261
 644 #define EL_KEY_WHITE                    262
 645 #define EL_SHIELD_NORMAL                263
 646 #define EL_EXTRA_TIME                   264
 647 #define EL_SWITCHGATE_OPEN              265
 648 #define EL_SWITCHGATE_CLOSED            266
 649 #define EL_SWITCHGATE_SWITCH_UP         267
 650 #define EL_SWITCHGATE_SWITCH_DOWN       268
 651
 652 #define EL_UNUSED_269                   269
 653 #define EL_UNUSED_270                   270
 654
 655 #define EL_CONVEYOR_BELT_1_LEFT          271
 656 #define EL_CONVEYOR_BELT_1_MIDDLE        272
 657 #define EL_CONVEYOR_BELT_1_RIGHT         273
 658 #define EL_CONVEYOR_BELT_1_SWITCH_LEFT   274
 659 #define EL_CONVEYOR_BELT_1_SWITCH_MIDDLE 275
 660 #define EL_CONVEYOR_BELT_1_SWITCH_RIGHT  276
 661 #define EL_CONVEYOR_BELT_2_LEFT          277
 662 #define EL_CONVEYOR_BELT_2_MIDDLE        278
 663 #define EL_CONVEYOR_BELT_2_RIGHT         279
 664 #define EL_CONVEYOR_BELT_2_SWITCH_LEFT   280
 665 #define EL_CONVEYOR_BELT_2_SWITCH_MIDDLE 281
 666 #define EL_CONVEYOR_BELT_2_SWITCH_RIGHT  282
 667 #define EL_CONVEYOR_BELT_3_LEFT          283
 668 #define EL_CONVEYOR_BELT_3_MIDDLE        284
 669 #define EL_CONVEYOR_BELT_3_RIGHT         285
 670 #define EL_CONVEYOR_BELT_3_SWITCH_LEFT   286
 671 #define EL_CONVEYOR_BELT_3_SWITCH_MIDDLE 287
 672 #define EL_CONVEYOR_BELT_3_SWITCH_RIGHT  288
 673 #define EL_CONVEYOR_BELT_4_LEFT          289
 674 #define EL_CONVEYOR_BELT_4_MIDDLE        290
 675 #define EL_CONVEYOR_BELT_4_RIGHT         291
 676 #define EL_CONVEYOR_BELT_4_SWITCH_LEFT   292
 677 #define EL_CONVEYOR_BELT_4_SWITCH_MIDDLE 293
 678 #define EL_CONVEYOR_BELT_4_SWITCH_RIGHT  294
 679 #define EL_LANDMINE                     295
 680 #define EL_ENVELOPE                     296
 681 #define EL_LIGHT_SWITCH                 297
 682 #define EL_LIGHT_SWITCH_ACTIVE          298
 683 #define EL_SIGN_EXCLAMATION             299
 684 #define EL_SIGN_RADIOACTIVITY           300
 685 #define EL_SIGN_STOP                    301
 686 #define EL_SIGN_WHEELCHAIR              302
 687 #define EL_SIGN_PARKING                 303
 688 #define EL_SIGN_ONEWAY                  304
 689 #define EL_SIGN_HEART                   305
 690 #define EL_SIGN_TRIANGLE                306
 691 #define EL_SIGN_ROUND                   307
 692 #define EL_SIGN_EXIT                    308
 693 #define EL_SIGN_YINYANG                 309
 694 #define EL_SIGN_OTHER                   310
 695 #define EL_MOLE_LEFT                    311
 696 #define EL_MOLE_RIGHT                   312
 697 #define EL_MOLE_UP                      313
 698 #define EL_MOLE_DOWN                    314
 699 #define EL_STEELWALL_SLIPPERY           315
 700 #define EL_INVISIBLE_SAND               316
 701 #define EL_DX_UNKNOWN_15                317
 702 #define EL_DX_UNKNOWN_42                318
 703
 704 #define EL_UNUSED_319                   319
 705 #define EL_UNUSED_320                   320
 706
 707 #define EL_SHIELD_DEADLY                321
 708 #define EL_TIMEGATE_OPEN                322
 709 #define EL_TIMEGATE_CLOSED              323
 710 #define EL_TIMEGATE_SWITCH_ACTIVE       324
 711 #define EL_TIMEGATE_SWITCH              325
 712
 713 #define EL_BALLOON                      326
 714 #define EL_BALLOON_SWITCH_LEFT          327
 715 #define EL_BALLOON_SWITCH_RIGHT         328
 716 #define EL_BALLOON_SWITCH_UP            329
 717 #define EL_BALLOON_SWITCH_DOWN          330
 718 #define EL_BALLOON_SWITCH_ANY           331
 719
 720 #define EL_EMC_STEELWALL_1              332
 721 #define EL_EMC_STEELWALL_2              333
 722 #define EL_EMC_STEELWALL_3              334
 723 #define EL_EMC_STEELWALL_4              335
 724 #define EL_EMC_WALL_1                   336
 725 #define EL_EMC_WALL_2                   337
 726 #define EL_EMC_WALL_3                   338
 727 #define EL_EMC_WALL_4                   339
 728 #define EL_EMC_WALL_5                   340
 729 #define EL_EMC_WALL_6                   341
 730 #define EL_EMC_WALL_7                   342
 731 #define EL_EMC_WALL_8                   343
 732
 733 #define EL_TUBE_ANY                     344
 734 #define EL_TUBE_VERTICAL                345
 735 #define EL_TUBE_HORIZONTAL              346
 736 #define EL_TUBE_VERTICAL_LEFT           347
 737 #define EL_TUBE_VERTICAL_RIGHT          348
 738 #define EL_TUBE_HORIZONTAL_UP           349
 739 #define EL_TUBE_HORIZONTAL_DOWN         350
 740 #define EL_TUBE_LEFT_UP                 351
 741 #define EL_TUBE_LEFT_DOWN               352
 742 #define EL_TUBE_RIGHT_UP                353
 743 #define EL_TUBE_RIGHT_DOWN              354
 744 #define EL_SPRING                       355
 745 #define EL_TRAP                         356
 746 #define EL_DX_SUPABOMB                  357
 747
 748 #define EL_UNUSED_358                   358
 749 #define EL_UNUSED_359                   359
 750
 751 #define EL_CUSTOM_START                 360
 752
 753 #include "conf_cus.h"   /* include auto-generated data structure definitions */
 754
 755 #define NUM_CUSTOM_ELEMENTS             256
 756
 757 #define EL_CUSTOM_END           (EL_CUSTOM_START + NUM_CUSTOM_ELEMENTS - 1)
 758 #define NUM_FILE_ELEMENTS       (EL_CUSTOM_START + NUM_CUSTOM_ELEMENTS)
 759
 760
 761 /* "real" (and therefore drawable) runtime elements */
 762 #define EL_FIRST_RUNTIME_REAL           NUM_FILE_ELEMENTS
 763
 764 #define EL_EM_KEY_1                     (EL_FIRST_RUNTIME_REAL + 0)
 765 #define EL_EM_KEY_2                     (EL_FIRST_RUNTIME_REAL + 1)
 766 #define EL_EM_KEY_3                     (EL_FIRST_RUNTIME_REAL + 2)
 767 #define EL_EM_KEY_4                     (EL_FIRST_RUNTIME_REAL + 3)
 768 #define EL_DYNABOMB_PLAYER_1_ACTIVE     (EL_FIRST_RUNTIME_REAL + 4)
 769 #define EL_DYNABOMB_PLAYER_2_ACTIVE     (EL_FIRST_RUNTIME_REAL + 5)
 770 #define EL_DYNABOMB_PLAYER_3_ACTIVE     (EL_FIRST_RUNTIME_REAL + 6)
 771 #define EL_DYNABOMB_PLAYER_4_ACTIVE     (EL_FIRST_RUNTIME_REAL + 7)
 772 #define EL_SP_DISK_RED_ACTIVE           (EL_FIRST_RUNTIME_REAL + 8)
 773 #define EL_SWITCHGATE_OPENING           (EL_FIRST_RUNTIME_REAL + 9)
 774 #define EL_SWITCHGATE_CLOSING           (EL_FIRST_RUNTIME_REAL + 10)
 775 #define EL_TIMEGATE_OPENING             (EL_FIRST_RUNTIME_REAL + 11)
 776 #define EL_TIMEGATE_CLOSING             (EL_FIRST_RUNTIME_REAL + 12)
 777 #define EL_PEARL_BREAKING               (EL_FIRST_RUNTIME_REAL + 13)
 778 #define EL_TRAP_ACTIVE                  (EL_FIRST_RUNTIME_REAL + 14)
 779 #define EL_INVISIBLE_STEELWALL_ACTIVE   (EL_FIRST_RUNTIME_REAL + 15)
 780 #define EL_INVISIBLE_WALL_ACTIVE        (EL_FIRST_RUNTIME_REAL + 16)
 781 #define EL_INVISIBLE_SAND_ACTIVE        (EL_FIRST_RUNTIME_REAL + 17)
 782 #define EL_CONVEYOR_BELT_1_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 18)
 783 #define EL_CONVEYOR_BELT_1_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 19)
 784 #define EL_CONVEYOR_BELT_1_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 20)
 785 #define EL_CONVEYOR_BELT_2_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 21)
 786 #define EL_CONVEYOR_BELT_2_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 22)
 787 #define EL_CONVEYOR_BELT_2_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 23)
 788 #define EL_CONVEYOR_BELT_3_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 24)
 789 #define EL_CONVEYOR_BELT_3_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 25)
 790 #define EL_CONVEYOR_BELT_3_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 26)
 791 #define EL_CONVEYOR_BELT_4_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 27)
 792 #define EL_CONVEYOR_BELT_4_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 28)
 793 #define EL_CONVEYOR_BELT_4_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 29)
 794 #define EL_EXIT_OPENING                 (EL_FIRST_RUNTIME_REAL + 30)
 795 #define EL_SP_EXIT_OPEN                 (EL_FIRST_RUNTIME_REAL + 31)
 796 #define EL_SP_TERMINAL_ACTIVE           (EL_FIRST_RUNTIME_REAL + 32)
 797 #define EL_SP_BUGGY_BASE_ACTIVATING     (EL_FIRST_RUNTIME_REAL + 33)
 798 #define EL_SP_BUGGY_BASE_ACTIVE         (EL_FIRST_RUNTIME_REAL + 34)
 799 #define EL_SP_MURPHY_CLONE              (EL_FIRST_RUNTIME_REAL + 35)
 800 #define EL_AMOEBA_DROPPING              (EL_FIRST_RUNTIME_REAL + 36)
 801 #define EL_QUICKSAND_EMPTYING           (EL_FIRST_RUNTIME_REAL + 37)
 802 #define EL_MAGIC_WALL_ACTIVE            (EL_FIRST_RUNTIME_REAL + 38)
 803 #define EL_BD_MAGIC_WALL_ACTIVE         (EL_FIRST_RUNTIME_REAL + 39)
 804 #define EL_MAGIC_WALL_FULL              (EL_FIRST_RUNTIME_REAL + 40)
 805 #define EL_BD_MAGIC_WALL_FULL           (EL_FIRST_RUNTIME_REAL + 41)
 806 #define EL_MAGIC_WALL_EMPTYING          (EL_FIRST_RUNTIME_REAL + 42)
 807 #define EL_BD_MAGIC_WALL_EMPTYING       (EL_FIRST_RUNTIME_REAL + 43)
 808 #define EL_MAGIC_WALL_DEAD              (EL_FIRST_RUNTIME_REAL + 44)
 809 #define EL_BD_MAGIC_WALL_DEAD           (EL_FIRST_RUNTIME_REAL + 45)
 810
 811 /* "unreal" (and therefore not drawable) runtime elements */
 812 #define EL_FIRST_RUNTIME_UNREAL         (EL_FIRST_RUNTIME_REAL + 46)
 813
 814 #define EL_BLOCKED                      (EL_FIRST_RUNTIME_UNREAL + 0)
 815 #define EL_EXPLOSION                    (EL_FIRST_RUNTIME_UNREAL + 1)
 816 #define EL_NUT_BREAKING                 (EL_FIRST_RUNTIME_UNREAL + 2)
 817 #define EL_DIAMOND_BREAKING             (EL_FIRST_RUNTIME_UNREAL + 3)
 818 #define EL_ACID_SPLASH_LEFT             (EL_FIRST_RUNTIME_UNREAL + 4)
 819 #define EL_ACID_SPLASH_RIGHT            (EL_FIRST_RUNTIME_UNREAL + 5)
 820 #define EL_AMOEBA_GROWING               (EL_FIRST_RUNTIME_UNREAL + 6)
 821 #define EL_AMOEBA_SHRINKING             (EL_FIRST_RUNTIME_UNREAL + 7)
 822 #define EL_EXPANDABLE_WALL_GROWING      (EL_FIRST_RUNTIME_UNREAL + 8)
 823 #define EL_FLAMES                       (EL_FIRST_RUNTIME_UNREAL + 9)
 824 #define EL_PLAYER_IS_LEAVING            (EL_FIRST_RUNTIME_UNREAL + 10)
 825 #define EL_QUICKSAND_FILLING            (EL_FIRST_RUNTIME_UNREAL + 11)
 826 #define EL_MAGIC_WALL_FILLING           (EL_FIRST_RUNTIME_UNREAL + 12)
 827 #define EL_BD_MAGIC_WALL_FILLING        (EL_FIRST_RUNTIME_UNREAL + 13)
 828
 829 /* dummy elements (never used as game elements, only used as graphics) */
 830 #define EL_FIRST_DUMMY                  (EL_FIRST_RUNTIME_UNREAL + 14)
 831
 832 #define EL_STEELWALL_TOPLEFT                    (EL_FIRST_DUMMY + 0)
 833 #define EL_STEELWALL_TOPRIGHT                   (EL_FIRST_DUMMY + 1)
 834 #define EL_STEELWALL_BOTTOMLEFT                 (EL_FIRST_DUMMY + 2)
 835 #define EL_STEELWALL_BOTTOMRIGHT                (EL_FIRST_DUMMY + 3)
 836 #define EL_STEELWALL_HORIZONTAL                 (EL_FIRST_DUMMY + 4)
 837 #define EL_STEELWALL_VERTICAL                   (EL_FIRST_DUMMY + 5)
 838 #define EL_INVISIBLE_STEELWALL_TOPLEFT          (EL_FIRST_DUMMY + 6)
 839 #define EL_INVISIBLE_STEELWALL_TOPRIGHT         (EL_FIRST_DUMMY + 7)
 840 #define EL_INVISIBLE_STEELWALL_BOTTOMLEFT       (EL_FIRST_DUMMY + 8)
 841 #define EL_INVISIBLE_STEELWALL_BOTTOMRIGHT      (EL_FIRST_DUMMY + 9)
 842 #define EL_INVISIBLE_STEELWALL_HORIZONTAL       (EL_FIRST_DUMMY + 10)
 843 #define EL_INVISIBLE_STEELWALL_VERTICAL         (EL_FIRST_DUMMY + 11)
 844 #define EL_DYNABOMB                             (EL_FIRST_DUMMY + 12)
 845 #define EL_DYNABOMB_ACTIVE                      (EL_FIRST_DUMMY + 13)
 846 #define EL_DYNABOMB_PLAYER_1                    (EL_FIRST_DUMMY + 14)
 847 #define EL_DYNABOMB_PLAYER_2                    (EL_FIRST_DUMMY + 15)
 848 #define EL_DYNABOMB_PLAYER_3                    (EL_FIRST_DUMMY + 16)
 849 #define EL_DYNABOMB_PLAYER_4                    (EL_FIRST_DUMMY + 17)
 850 #define EL_SHIELD_NORMAL_ACTIVE                 (EL_FIRST_DUMMY + 18)
 851 #define EL_SHIELD_DEADLY_ACTIVE                 (EL_FIRST_DUMMY + 19)
 852 #define EL_DEFAULT                              (EL_FIRST_DUMMY + 20)
 853 #define EL_BD_DEFAULT                           (EL_FIRST_DUMMY + 21)
 854 #define EL_SP_DEFAULT                           (EL_FIRST_DUMMY + 22)
 855 #define EL_SB_DEFAULT                           (EL_FIRST_DUMMY + 23)
 856
 857 #define MAX_NUM_ELEMENTS                        (EL_FIRST_DUMMY + 24)
 858
 859
 860 /* values for graphics/sounds action types */
 861 #define ACTION_DEFAULT                          0
 862 #define ACTION_WAITING                          1
 863 #define ACTION_FALLING                          2
 864 #define ACTION_MOVING                           3
 865 #define ACTION_DIGGING                          4
 866 #define ACTION_SNAPPING                         5
 867 #define ACTION_COLLECTING                       6
 868 #define ACTION_DROPPING                         7
 869 #define ACTION_PUSHING                          8
 870 #define ACTION_WALKING                          9
 871 #define ACTION_PASSING                          10
 872 #define ACTION_IMPACT                           11
 873 #define ACTION_BREAKING                         12
 874 #define ACTION_ACTIVATING                       13
 875 #define ACTION_DEACTIVATING                     14
 876 #define ACTION_OPENING                          15
 877 #define ACTION_CLOSING                          16
 878 #define ACTION_ATTACKING                        17
 879 #define ACTION_GROWING                          18
 880 #define ACTION_SHRINKING                        19
 881 #define ACTION_ACTIVE                           20
 882 #define ACTION_FILLING                          21
 883 #define ACTION_EMPTYING                         22
 884 #define ACTION_CHANGING                         23
 885 #define ACTION_EXPLODING                        24
 886 #define ACTION_DYING                            25
 887 #define ACTION_OTHER                            26
 888
 889 #define NUM_ACTIONS                             27
 890
 891 /* values for special image configuration suffixes (must match game mode) */
 892 #define GFX_SPECIAL_ARG_MAIN                    0
 893 #define GFX_SPECIAL_ARG_LEVELS                  1
 894 #define GFX_SPECIAL_ARG_SCORES                  2
 895 #define GFX_SPECIAL_ARG_EDITOR                  3
 896 #define GFX_SPECIAL_ARG_INFO                    4
 897 #define GFX_SPECIAL_ARG_SETUP                   5
 898 #define GFX_SPECIAL_ARG_DOOR                    6
 899 #define GFX_SPECIAL_ARG_PREVIEW                 7
 900 #define GFX_SPECIAL_ARG_CRUMBLED                8
 901
 902 #define NUM_SPECIAL_GFX_ARGS                    9
 903
 904
 905 /* values for image configuration suffixes */
 906 #define GFX_ARG_X                               0
 907 #define GFX_ARG_Y                               1
 908 #define GFX_ARG_XPOS                            2
 909 #define GFX_ARG_YPOS                            3
 910 #define GFX_ARG_WIDTH                           4
 911 #define GFX_ARG_HEIGHT                          5
 912 #define GFX_ARG_OFFSET                          6
 913 #define GFX_ARG_VERTICAL                        7
 914 #define GFX_ARG_XOFFSET                         8
 915 #define GFX_ARG_YOFFSET                         9
 916 #define GFX_ARG_FRAMES                          10
 917 #define GFX_ARG_FRAMES_PER_LINE                 11
 918 #define GFX_ARG_START_FRAME                     12
 919 #define GFX_ARG_DELAY                           13
 920 #define GFX_ARG_ANIM_MODE                       14
 921 #define GFX_ARG_GLOBAL_SYNC                     15
 922 #define GFX_ARG_CRUMBLED_LIKE                   16
 923 #define GFX_ARG_DIGGABLE_LIKE                   17
 924 #define GFX_ARG_STEP_OFFSET                     18
 925 #define GFX_ARG_STEP_DELAY                      19
 926 #define GFX_ARG_DIRECTION                       20
 927 #define GFX_ARG_POSITION                        21
 928 #define GFX_ARG_DRAW_XOFFSET                    22
 929 #define GFX_ARG_DRAW_YOFFSET                    23
 930 #define GFX_ARG_NAME                            24
 931
 932 #define NUM_GFX_ARGS                            25
 933
 934
 935 /* values for sound configuration suffixes */
 936 #define SND_ARG_MODE_LOOP                       0
 937
 938 #define NUM_SND_ARGS                            1
 939
 940
 941 /* values for font configuration */
 942
 943 #define FONT_INITIAL_1                          0
 944 #define FONT_INITIAL_2                          1
 945 #define FONT_INITIAL_3                          2
 946 #define FONT_INITIAL_4                          3
 947 #define FONT_TITLE_1                            4
 948 #define FONT_TITLE_2                            5
 949 #define FONT_MENU_1                             6
 950 #define FONT_MENU_2                             7
 951 #define FONT_TEXT_1_ACTIVE                      8
 952 #define FONT_TEXT_2_ACTIVE                      9
 953 #define FONT_TEXT_3_ACTIVE                      10
 954 #define FONT_TEXT_4_ACTIVE                      11
 955 #define FONT_TEXT_1                             12
 956 #define FONT_TEXT_2                             13
 957 #define FONT_TEXT_3                             14
 958 #define FONT_TEXT_4                             15
 959 #define FONT_INPUT_1_ACTIVE                     16
 960 #define FONT_INPUT_2_ACTIVE                     17
 961 #define FONT_INPUT_1                            18
 962 #define FONT_INPUT_2                            19
 963 #define FONT_OPTION_OFF                         20
 964 #define FONT_OPTION_ON                          21
 965 #define FONT_VALUE_1                            22
 966 #define FONT_VALUE_2                            23
 967 #define FONT_VALUE_OLD                          24
 968 #define FONT_LEVEL_NUMBER                       25
 969 #define FONT_TAPE_RECORDER                      26
 970 #define FONT_GAME_INFO                          27
 971
 972 #define NUM_FONTS                               28
 973 #define NUM_INITIAL_FONTS                       4
 974
 975 /* values for game_status (must match special image configuration suffixes) */
 976 #define GAME_MODE_MAIN                          0
 977 #define GAME_MODE_LEVELS                        1
 978 #define GAME_MODE_SCORES                        2
 979 #define GAME_MODE_EDITOR                        3
 980 #define GAME_MODE_INFO                          4
 981 #define GAME_MODE_SETUP                         5
 982 #define GAME_MODE_PSEUDO_DOOR                   6
 983 #define GAME_MODE_PSEUDO_PREVIEW                7
 984 #define GAME_MODE_PSEUDO_CRUMBLED               8
 985
 986 /* there are no special config file suffixes for these modes */
 987 #define GAME_MODE_PLAYING                       9
 988 #define GAME_MODE_PSEUDO_TYPENAME               10
 989 #define GAME_MODE_QUIT                          11
 990
 991 #define PROGRAM_VERSION_MAJOR   3
 992 #define PROGRAM_VERSION_MINOR   0
 993 #define PROGRAM_VERSION_PATCH   3
 994 #define PROGRAM_VERSION_RELEASE 0
 995 #define PROGRAM_VERSION_STRING  "3.0.3"
 996
 997 #define PROGRAM_TITLE_STRING    "Rocks'n'Diamonds"
 998 #define PROGRAM_AUTHOR_STRING   "Holger Schemel"
 999 #define PROGRAM_RIGHTS_STRING   "Copyright ©1995-2003 by"
1000 #define PROGRAM_DOS_PORT_STRING "DOS port done by Guido Schulz"
1001 #define PROGRAM_IDENT_STRING    PROGRAM_VERSION_STRING " " TARGET_STRING
1002 #define WINDOW_TITLE_STRING     PROGRAM_TITLE_STRING " " PROGRAM_IDENT_STRING
1003 #define WINDOW_SUBTITLE_STRING  PROGRAM_RIGHTS_STRING " " PROGRAM_AUTHOR_STRING
1004 #define ICON_TITLE_STRING       PROGRAM_TITLE_STRING
1005 #define COOKIE_PREFIX           "ROCKSNDIAMONDS"
1006 #define FILENAME_PREFIX         "Rocks"
1007
1008 #if defined(PLATFORM_UNIX)
1009 #define USERDATA_DIRECTORY      ".rocksndiamonds"
1010 #elif defined(PLATFORM_WIN32)
1011 #define USERDATA_DIRECTORY      PROGRAM_TITLE_STRING
1012 #else
1013 #define USERDATA_DIRECTORY      "userdata"
1014 #endif
1015
1016 #define X11_ICON_FILENAME       "rocks_icon.xbm"
1017 #define X11_ICONMASK_FILENAME   "rocks_iconmask.xbm"
1018 #define MSDOS_POINTER_FILENAME  "mouse.pcx"
1019
1020 /* file version numbers for resource files (levels, tapes, score, setup, etc.)
1021 ** currently supported/known file version numbers:
1022 **      1.0 (old)
1023 **      1.2 (still in use)
1024 **      1.4 (still in use)
1025 **      2.0 (actual)
1026 */
1027 #define FILE_VERSION_1_0        VERSION_IDENT(1,0,0)
1028 #define FILE_VERSION_1_2        VERSION_IDENT(1,2,0)
1029 #define FILE_VERSION_1_4        VERSION_IDENT(1,4,0)
1030 #define FILE_VERSION_2_0        VERSION_IDENT(2,0,0)
1031
1032 /* file version does not change for every program version, but is changed
1033    when new features are introduced that are incompatible with older file
1034    versions, so that they can be treated accordingly */
1035 #define FILE_VERSION_ACTUAL     FILE_VERSION_2_0
1036
1037 #define GAME_VERSION_1_0        FILE_VERSION_1_0
1038 #define GAME_VERSION_1_2        FILE_VERSION_1_2
1039 #define GAME_VERSION_1_4        FILE_VERSION_1_4
1040 #define GAME_VERSION_2_0        FILE_VERSION_2_0
1041
1042 #define GAME_VERSION_ACTUAL     RELEASE_IDENT(PROGRAM_VERSION_MAJOR, \
1043                                               PROGRAM_VERSION_MINOR, \
1044                                               PROGRAM_VERSION_PATCH, \
1045                                               PROGRAM_VERSION_RELEASE)
1046
1047 /* values for game_emulation */
1048 #define EMU_NONE                0
1049 #define EMU_BOULDERDASH         1
1050 #define EMU_SOKOBAN             2
1051 #define EMU_SUPAPLEX            3
1052
1053 struct HiScore
1054 {
1055   char Name[MAX_PLAYER_NAME_LEN + 1];
1056   int Score;
1057 };
1058
1059 struct PlayerInfo
1060 {
1061   boolean present;              /* player present in level playfield */
1062   boolean connected;            /* player connected (locally or via network) */
1063   boolean active;               /* player (present && connected) */
1064
1065   int index_nr, client_nr, element_nr;
1066
1067   byte action;                  /* action from local input device */
1068   byte effective_action;        /* action acknowledged from network server
1069                                    or summarized over all configured input
1070                                    devices when in single player mode */
1071   byte programmed_action;       /* action forced by game itself (like moving
1072                                    through doors); overrides other actions */
1073
1074   int jx,jy, last_jx,last_jy;
1075   int MovDir, MovPos, GfxDir, GfxPos;
1076   int Frame, StepFrame;
1077
1078   int GfxAction;
1079
1080   boolean use_murphy_graphic;
1081   boolean use_disk_red_graphic;
1082
1083   boolean Pushing;
1084   boolean Switching;
1085   boolean LevelSolved, GameOver;
1086   boolean snapped;
1087
1088   int last_move_dir;
1089   boolean is_moving;
1090   boolean is_waiting;
1091   boolean is_digging;
1092   boolean is_collecting;
1093
1094   unsigned long move_delay;
1095   int move_delay_value;
1096
1097   unsigned long push_delay;
1098   unsigned long push_delay_value;
1099
1100   unsigned long actual_frame_counter;
1101
1102   int score;
1103   int gems_still_needed;
1104   int sokobanfields_still_needed;
1105   int lights_still_needed;
1106   int friends_still_needed;
1107   int key[4];
1108   int dynabomb_count, dynabomb_size, dynabombs_left, dynabomb_xl;
1109   int shield_normal_time_left;
1110   int shield_deadly_time_left;
1111
1112   int inventory_element[MAX_INVENTORY_SIZE];
1113   int inventory_size;
1114 };
1115
1116 struct LevelInfo
1117 {
1118   int file_version;     /* file format version the level is stored with    */
1119   int game_version;     /* game release version the level was created with */
1120
1121   boolean encoding_16bit_field;         /* level contains 16-bit elements  */
1122   boolean encoding_16bit_yamyam;        /* yamyam contains 16-bit elements */
1123   boolean encoding_16bit_amoeba;        /* amoeba contains 16-bit elements */
1124
1125   int fieldx, fieldy;
1126   int time;
1127   int gems_needed;
1128   char name[MAX_LEVEL_NAME_LEN + 1];
1129   char author[MAX_LEVEL_AUTHOR_LEN + 1];
1130   char envelope[MAX_ENVELOPE_TEXT_LEN + 1];
1131   int envelope_xsize, envelope_ysize;
1132   int score[LEVEL_SCORE_ELEMENTS];
1133   int yamyam_content[MAX_ELEMENT_CONTENTS][3][3];
1134   int num_yamyam_contents;
1135   int amoeba_speed;
1136   int amoeba_content;
1137   int time_magic_wall;
1138   int time_wheel;
1139   int time_light;
1140   int time_timegate;
1141   boolean double_speed;
1142   boolean gravity;
1143   boolean em_slippery_gems;     /* EM style "gems slip from wall" behaviour */
1144
1145   short field[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1146
1147   boolean use_custom_template;  /* use custom properties from template file */
1148
1149   boolean no_level_file;        /* set for currently undefined levels */
1150 };
1151
1152 struct TapeInfo
1153 {
1154   int file_version;     /* file format version the tape is stored with    */
1155   int game_version;     /* game release version the tape was created with */
1156   int engine_version;   /* game engine version the tape was recorded with */
1157
1158   char *level_identifier;
1159   int level_nr;
1160   unsigned long random_seed;
1161   unsigned long date;
1162   unsigned long counter;
1163   unsigned long length;
1164   unsigned long length_seconds;
1165   unsigned int delay_played;
1166   boolean pause_before_death;
1167   boolean recording, playing, pausing;
1168   boolean fast_forward;
1169   boolean index_search;
1170   boolean auto_play;
1171   boolean auto_play_level_solved;
1172   boolean quick_resume;
1173   boolean single_step;
1174   boolean changed;
1175   boolean player_participates[MAX_PLAYERS];
1176   int num_participating_players;
1177
1178   struct
1179   {
1180     byte action[MAX_PLAYERS];
1181     byte delay;
1182   } pos[MAX_TAPELEN];
1183 };
1184
1185 struct GameInfo
1186 {
1187   /* constant within running game */
1188   int engine_version;
1189   int emulation;
1190   int initial_move_delay;
1191   int initial_move_delay_value;
1192
1193   /* variable within running game */
1194   int yamyam_content_nr;
1195   boolean magic_wall_active;
1196   int magic_wall_time_left;
1197   int light_time_left;
1198   int timegate_time_left;
1199   int belt_dir[4];
1200   int belt_dir_nr[4];
1201   int switchgate_pos;
1202   int balloon_dir;
1203   boolean explosions_delayed;
1204 };
1205
1206 struct GlobalInfo
1207 {
1208   char *autoplay_leveldir;
1209   int autoplay_level_nr;
1210
1211   int num_toons;
1212
1213   float frames_per_second;
1214   boolean fps_slowdown;
1215   int fps_slowdown_factor;
1216 };
1217
1218 struct MenuInfo
1219 {
1220   int draw_xoffset_default;
1221   int draw_yoffset_default;
1222   int draw_xoffset[NUM_SPECIAL_GFX_ARGS];
1223   int draw_yoffset[NUM_SPECIAL_GFX_ARGS];
1224
1225   int scrollbar_xoffset;
1226
1227   int list_size_default;
1228   int list_size[NUM_SPECIAL_GFX_ARGS];
1229 };
1230
1231 struct DoorInfo
1232 {
1233   int step_offset;
1234   int step_delay;
1235 };
1236
1237 struct ElementChangeInfo
1238 {
1239   boolean can_change;           /* use or ignore this change info */
1240
1241   unsigned long events;         /* bitfield for change events */
1242
1243   short target_element;         /* target element after change */
1244
1245   int delay_fixed;              /* added frame delay before changed (fixed) */
1246   int delay_random;             /* added frame delay before changed (random) */
1247   int delay_frames;             /* either 1 (frames) or 50 (seconds; 50 fps) */
1248
1249   short trigger_element;        /* custom element triggering change */
1250
1251   int content[3][3];            /* new elements after extended change */
1252   boolean use_content;          /* use extended change content */
1253   boolean only_complete;        /* only use complete content */
1254   boolean use_random_change;    /* use random value for setting content */
1255   int random;                   /* random value for setting content */
1256   int power;                    /* power of extended change */
1257
1258   boolean explode;              /* explode instead of change */
1259
1260   /* functions that are called before, while and after the change of an
1261      element -- currently only used for non-custom elements */
1262   void (*pre_change_function)(int x, int y);
1263   void (*change_function)(int x, int y);
1264   void (*post_change_function)(int x, int y);
1265
1266   /* ---------- internal values used in level editor ---------- */
1267
1268   int player_action;            /* touched/pressed/pushed by player */
1269   int collide_action;           /* collision/impact/smashed */
1270   int other_action;             /* various change actions */
1271 };
1272
1273 struct ElementInfo
1274 {
1275   /* ---------- token and description strings ---------- */
1276
1277   char *token_name;             /* element token used in config files */
1278   char *class_name;             /* element class used in config files */
1279   char *editor_description;     /* pre-defined description for level editor */
1280   char *custom_description;     /* alternative description from config file */
1281   char description[MAX_ELEMENT_NAME_LEN + 1];   /* for custom elements */
1282
1283   /* ---------- graphic and sound definitions ---------- */
1284
1285   int graphic[NUM_ACTIONS];     /* default graphics for several actions */
1286   int direction_graphic[NUM_ACTIONS][NUM_DIRECTIONS];
1287                                 /* special graphics for left/right/up/down */
1288
1289   int crumbled[NUM_ACTIONS];    /* crumbled graphics for several actions */
1290   int direction_crumbled[NUM_ACTIONS][NUM_DIRECTIONS];
1291                                 /* crumbled graphics for left/right/up/down */
1292
1293   int special_graphic[NUM_SPECIAL_GFX_ARGS];
1294                                 /* special graphics for certain screens */
1295
1296   int sound[NUM_ACTIONS];       /* default sounds for several actions */
1297
1298   /* ---------- special element property values ---------- */
1299
1300   boolean use_gfx_element;      /* use custom graphic element */
1301   short gfx_element;            /* optional custom graphic element */
1302
1303   int collect_score;            /* score value for collecting */
1304   int collect_count;            /* count value for collecting */
1305
1306   int push_delay_fixed;         /* constant frame delay for pushing */
1307   int push_delay_random;        /* additional random frame delay for pushing */
1308   int move_delay_fixed;         /* constant frame delay for moving */
1309   int move_delay_random;        /* additional random frame delay for moving */
1310
1311   int move_pattern;             /* direction movable element moves to */
1312   int move_direction_initial;   /* initial direction element moves to */
1313   int move_stepsize;            /* step size element moves with */
1314
1315   int slippery_type;            /* how/where other elements slip away */
1316
1317   int content[3][3];            /* new elements after explosion */
1318
1319   struct ElementChangeInfo *change_page; /* actual list of change pages */
1320   struct ElementChangeInfo *change;      /* pointer to current change page */
1321
1322   int num_change_pages;         /* actual number of change pages */
1323   int current_change_page;      /* currently edited change page */
1324
1325   /* ---------- internal values used at runtime when playing ---------- */
1326
1327   unsigned long change_events;  /* bitfield for combined change events */
1328
1329   int event_page_num[NUM_CHANGE_EVENTS]; /* page number for each event */
1330   struct ElementChangeInfo *event_page[NUM_CHANGE_EVENTS]; /* page for event */
1331
1332   /* ---------- internal values used in level editor ---------- */
1333
1334   int access_type;              /* walkable or passable */
1335   int access_layer;             /* accessible over/inside/under */
1336   int walk_to_action;           /* diggable/collectible/pushable */
1337   int smash_targets;            /* can smash player/enemies/everything */
1338   int deadliness;               /* deadly when running/colliding/touching */
1339   int consistency;              /* indestructible/can explode */
1340
1341   boolean can_explode_by_fire;  /* element explodes by fire */
1342   boolean can_explode_smashed;  /* element explodes when smashed */
1343   boolean can_explode_impact;   /* element explodes on impact */
1344
1345   boolean modified_settings;    /* set for all modified custom elements */
1346 };
1347
1348 struct FontInfo
1349 {
1350   char *token_name;             /* font token used in config files */
1351
1352   int graphic;                  /* default graphic for this font */
1353   int special_graphic[NUM_SPECIAL_GFX_ARGS];
1354                                 /* special graphics for certain screens */
1355   int special_bitmap_id[NUM_SPECIAL_GFX_ARGS];
1356                                 /* internal bitmap ID for special graphics */
1357 };
1358
1359 struct GraphicInfo
1360 {
1361   Bitmap *bitmap;
1362   int src_x, src_y;             /* start position of animation frames */
1363   int width, height;            /* width/height of each animation frame */
1364   int offset_x, offset_y;       /* x/y offset to next animation frame */
1365   int anim_frames;
1366   int anim_frames_per_line;
1367   int anim_start_frame;
1368   int anim_delay;               /* important: delay of 1 means "no delay"! */
1369   int anim_mode;
1370   boolean anim_global_sync;
1371   int crumbled_like;            /* element for cloning crumble graphics */
1372   int diggable_like;            /* element for cloning digging graphics */
1373
1374   int step_offset;              /* optional step offset of toon animations */
1375   int step_delay;               /* optional step delay of toon animations */
1376
1377   int draw_x, draw_y;           /* optional offset for drawing fonts chars */
1378
1379 #if defined(TARGET_X11_NATIVE_PERFORMANCE_WORKAROUND)
1380   Pixmap clip_mask;             /* single-graphic-only clip mask for X11 */
1381   GC clip_gc;                   /* single-graphic-only clip gc for X11 */
1382 #endif
1383 };
1384
1385 struct SoundInfo
1386 {
1387   boolean loop;
1388 };
1389
1390 struct ElementActionInfo
1391 {
1392   char *suffix;
1393   int value;
1394   boolean is_loop_sound;
1395 };
1396
1397 struct ElementDirectionInfo
1398 {
1399   char *suffix;
1400   int value;
1401 };
1402
1403 struct SpecialSuffixInfo
1404 {
1405   char *suffix;
1406   int value;
1407 };
1408
1409
1410 #if 0
1411 extern GC                       tile_clip_gc;
1412 extern Bitmap                  *pix[];
1413 #endif
1414 extern Bitmap                  *bitmap_db_field, *bitmap_db_door;
1415 extern Pixmap                   tile_clipmask[];
1416 extern DrawBuffer             *fieldbuffer;
1417 extern DrawBuffer             *drawto_field;
1418
1419 extern int                      game_status;
1420 extern boolean                  level_editor_test_game;
1421 extern boolean                  network_playing;
1422
1423 extern int                      key_joystick_mapping;
1424
1425 extern boolean                  redraw[MAX_BUF_XSIZE][MAX_BUF_YSIZE];
1426 extern int                      redraw_x1, redraw_y1;
1427
1428 extern short                    Feld[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1429 extern short                    MovPos[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1430 extern short                    MovDir[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1431 extern short                    MovDelay[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1432 extern short                    ChangeDelay[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1433 extern short                    Store[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1434 extern short                    Store2[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1435 extern short                    StorePlayer[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1436 extern short                    Back[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1437 extern boolean                  Stop[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1438 extern boolean                  Pushed[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1439 extern boolean                  Changing[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1440 extern short                    JustStopped[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1441 extern short                    AmoebaNr[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1442 extern short                    AmoebaCnt[MAX_NUM_AMOEBA];
1443 extern short                    AmoebaCnt2[MAX_NUM_AMOEBA];
1444 extern short                    ExplodePhase[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1445 extern short                    ExplodeField[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1446
1447 extern unsigned long            Properties[MAX_NUM_ELEMENTS][NUM_EP_BITFIELDS];
1448
1449 extern int                      GfxFrame[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1450 extern int                      GfxAction[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1451 extern int                      GfxRandom[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1452 extern int                      GfxElement[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1453
1454 extern int                      lev_fieldx, lev_fieldy;
1455 extern int                      scroll_x, scroll_y;
1456
1457 extern int                      FX, FY;
1458 extern int                      ScrollStepSize;
1459 extern int                      ScreenMovDir, ScreenMovPos, ScreenGfxPos;
1460 extern int                      BorderElement;
1461 extern int                      GameFrameDelay;
1462 extern int                      FfwdFrameDelay;
1463 extern int                      BX1, BY1;
1464 extern int                      BX2, BY2;
1465 extern int                      SBX_Left, SBX_Right;
1466 extern int                      SBY_Upper, SBY_Lower;
1467 extern int                      ZX, ZY;
1468 extern int                      ExitX, ExitY;
1469 extern int                      AllPlayersGone;
1470
1471 extern int                      TimeFrames, TimePlayed, TimeLeft;
1472 extern boolean                  SiebAktiv;
1473 extern int                      SiebCount;
1474
1475 extern boolean                  network_player_action_received;
1476
1477 extern int                      graphics_action_mapping[];
1478
1479 extern struct LevelInfo         level, level_template;
1480 extern struct PlayerInfo        stored_player[], *local_player;
1481 extern struct HiScore           highscore[];
1482 extern struct TapeInfo          tape;
1483 extern struct GameInfo          game;
1484 extern struct GlobalInfo        global;
1485 extern struct MenuInfo          menu;
1486 extern struct DoorInfo          door;
1487 extern struct ElementInfo       element_info[];
1488 extern struct ElementActionInfo element_action_info[];
1489 extern struct ElementDirectionInfo element_direction_info[];
1490 extern struct SpecialSuffixInfo special_suffix_info[];
1491 extern struct TokenIntPtrInfo   image_config_vars[];
1492 extern struct FontInfo          font_info[];
1493 extern struct GraphicInfo      *graphic_info;
1494 extern struct SoundInfo        *sound_info;
1495 extern struct ConfigInfo        image_config[], sound_config[];
1496 extern struct ConfigInfo        image_config_suffix[], sound_config_suffix[];
1497
1498 #endif  /* MAIN_H */