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 <time.h>
  18 #include <sys/time.h>
  19 #include <sys/types.h>
  20 #include <sys/stat.h>
  21 #include <errno.h>
  22 #include <unistd.h>
  23 #include <fcntl.h>
  24
  25 #include "libgame/libgame.h"
  26 #include "game_em/game_em.h"
  27
  28 #include "conf_gfx.h"   /* include auto-generated data structure definitions */
  29 #include "conf_snd.h"   /* include auto-generated data structure definitions */
  30 #include "conf_mus.h"   /* include auto-generated data structure definitions */
  31
  32 #define IMG_UNDEFINED           (-1)
  33 #define IMG_EMPTY               IMG_EMPTY_SPACE
  34 #define IMG_SP_EMPTY            IMG_SP_EMPTY_SPACE
  35 #define IMG_EXPLOSION           IMG_DEFAULT_EXPLODING
  36 #define IMG_CHAR_START          IMG_CHAR_SPACE
  37 #define IMG_CUSTOM_START        IMG_CUSTOM_1
  38
  39 #define SND_UNDEFINED           (-1)
  40 #define MUS_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_EXPLODES_BY_FIRE     13
  79 #define EP_EXPLODES_SMASHED     14
  80 #define EP_EXPLODES_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_EXPLODES_1X1_OLD     23
  89 #define EP_PUSHABLE             24
  90 #define EP_EXPLODES_CROSS_OLD   25
  91 #define EP_PROTECTED            26
  92 #define EP_CAN_MOVE_INTO_ACID   27
  93 #define EP_THROWABLE            28
  94 #define EP_CAN_EXPLODE          29
  95 #define EP_GRAVITY_REACHABLE    30
  96
  97 /* values for pre-defined properties */
  98 #define EP_PLAYER               32
  99 #define EP_CAN_PASS_MAGIC_WALL  33
 100 #define EP_SWITCHABLE           34
 101 #define EP_BD_ELEMENT           35
 102 #define EP_SP_ELEMENT           36
 103 #define EP_SB_ELEMENT           37
 104 #define EP_GEM                  38
 105 #define EP_FOOD_DARK_YAMYAM     39
 106 #define EP_FOOD_PENGUIN         40
 107 #define EP_FOOD_PIG             41
 108 #define EP_HISTORIC_WALL        42
 109 #define EP_HISTORIC_SOLID       43
 110 #define EP_CLASSIC_ENEMY        44
 111 #define EP_BELT                 45
 112 #define EP_BELT_ACTIVE          46
 113 #define EP_BELT_SWITCH          47
 114 #define EP_TUBE                 48
 115 #define EP_KEYGATE              49
 116 #define EP_AMOEBOID             50
 117 #define EP_AMOEBALIVE           51
 118 #define EP_HAS_CONTENT          52
 119 #define EP_CAN_TURN_EACH_MOVE   53
 120 #define EP_CAN_GROW             54
 121 #define EP_ACTIVE_BOMB          55
 122 #define EP_INACTIVE             56
 123
 124 /* values for special configurable properties (depending on level settings) */
 125 #define EP_EM_SLIPPERY_WALL     57
 126
 127 /* values for special graphics properties (no effect on game engine) */
 128 #define EP_GFX_CRUMBLED         58
 129
 130 /* values for derived properties (determined from properties above) */
 131 #define EP_ACCESSIBLE_OVER      59
 132 #define EP_ACCESSIBLE_INSIDE    60
 133 #define EP_ACCESSIBLE_UNDER     61
 134 #define EP_WALKABLE             62
 135 #define EP_PASSABLE             63
 136 #define EP_ACCESSIBLE           64
 137 #define EP_COLLECTIBLE          65
 138 #define EP_SNAPPABLE            66
 139 #define EP_WALL                 67
 140 #define EP_SOLID_FOR_PUSHING    68
 141 #define EP_DRAGONFIRE_PROOF     69
 142 #define EP_EXPLOSION_PROOF      70
 143 #define EP_CAN_SMASH            71
 144 #define EP_EXPLODES_3X3_OLD     72
 145 #define EP_CAN_EXPLODE_BY_FIRE  73
 146 #define EP_CAN_EXPLODE_SMASHED  74
 147 #define EP_CAN_EXPLODE_IMPACT   75
 148 #define EP_SP_PORT              76
 149 #define EP_CAN_EXPLODE_BY_DRAGONFIRE    77
 150 #define EP_CAN_EXPLODE_BY_EXPLOSION     78
 151 #define EP_COULD_MOVE_INTO_ACID         79
 152 #define EP_MAYBE_DONT_COLLIDE_WITH      80
 153
 154 /* values for internal purpose only (level editor) */
 155 #define EP_WALK_TO_OBJECT       81
 156 #define EP_DEADLY               82
 157
 158 #define NUM_ELEMENT_PROPERTIES  83
 159
 160 #define NUM_EP_BITFIELDS        ((NUM_ELEMENT_PROPERTIES + 31) / 32)
 161 #define EP_BITFIELD_BASE        0
 162
 163 #define EP_BITMASK_DEFAULT      0
 164
 165 #define PROPERTY_BIT(p)         (1 << ((p) % 32))
 166 #define PROPERTY_VAR(e,p)       (Properties[e][(p) / 32])
 167 #define HAS_PROPERTY(e,p)       ((PROPERTY_VAR(e, p) & PROPERTY_BIT(p)) != 0)
 168 #define SET_PROPERTY(e,p,v)     ((v) ?                                     \
 169                                  (PROPERTY_VAR(e,p) |=  PROPERTY_BIT(p)) : \
 170                                  (PROPERTY_VAR(e,p) &= ~PROPERTY_BIT(p)))
 171
 172
 173 /* values for change events for custom elements (stored in level file) */
 174 #define CE_DELAY                0
 175 #define CE_TOUCHED_BY_PLAYER    1
 176 #define CE_PRESSED_BY_PLAYER    2
 177 #define CE_PUSHED_BY_PLAYER     3
 178 #define CE_DROPPED_BY_PLAYER    4
 179 #define CE_HITTING_SOMETHING    5
 180 #define CE_IMPACT               6
 181 #define CE_SMASHED              7
 182 #define CE_OTHER_IS_TOUCHING    8
 183 #define CE_OTHER_IS_CHANGING    9
 184 #define CE_OTHER_IS_EXPLODING   10
 185 #define CE_OTHER_GETS_TOUCHED   11
 186 #define CE_OTHER_GETS_PRESSED   12
 187 #define CE_OTHER_GETS_PUSHED    13
 188 #define CE_OTHER_GETS_COLLECTED 14
 189 #define CE_OTHER_GETS_DROPPED   15
 190 #define CE_BY_PLAYER_OBSOLETE   16      /* obsolete; now CE_BY_DIRECT_ACTION */
 191 #define CE_BY_COLLISION_OBSOLETE 17     /* obsolete; now CE_BY_DIRECT_ACTION */
 192 #define CE_BY_OTHER_ACTION      18      /* activates other element events */
 193 #define CE_BY_DIRECT_ACTION     19      /* activates direct element events */
 194 #define CE_OTHER_GETS_DIGGED    20
 195 #define CE_ENTERED_BY_PLAYER    21
 196 #define CE_LEFT_BY_PLAYER       22
 197 #define CE_OTHER_GETS_ENTERED   23
 198 #define CE_OTHER_GETS_LEFT      24
 199 #define CE_SWITCHED             25
 200 #define CE_OTHER_IS_SWITCHING   26
 201 #define CE_HIT_BY_SOMETHING     27
 202 #define CE_OTHER_IS_HITTING     28
 203 #define CE_OTHER_GETS_HIT       29
 204 #define CE_BLOCKED              30
 205
 206 #define NUM_CHANGE_EVENTS       31
 207
 208 #define CE_BITMASK_DEFAULT      0
 209
 210 #define CH_EVENT_BIT(c)         (1 << (c))
 211 #define CH_EVENT_VAR(e)         (element_info[e].change->events)
 212 #define CH_ANY_EVENT_VAR(e)     (element_info[e].change_events)
 213
 214 #define HAS_CHANGE_EVENT(e,c)   (IS_CUSTOM_ELEMENT(e) &&                  \
 215                                  (CH_EVENT_VAR(e) & CH_EVENT_BIT(c)) != 0)
 216 #define HAS_ANY_CHANGE_EVENT(e,c) (IS_CUSTOM_ELEMENT(e) &&                \
 217                                  (CH_ANY_EVENT_VAR(e) & CH_EVENT_BIT(c)) != 0)
 218 #define SET_CHANGE_EVENT(e,c,v) (IS_CUSTOM_ELEMENT(e) ?                   \
 219                                  ((v) ?                                   \
 220                                   (CH_EVENT_VAR(e) |=  CH_EVENT_BIT(c)) : \
 221                                   (CH_EVENT_VAR(e) &= ~CH_EVENT_BIT(c))) : 0)
 222
 223 /* values for change side for custom elements */
 224 #define CH_SIDE_NONE            MV_NO_MOVING
 225 #define CH_SIDE_LEFT            MV_LEFT
 226 #define CH_SIDE_RIGHT           MV_RIGHT
 227 #define CH_SIDE_TOP             MV_UP
 228 #define CH_SIDE_BOTTOM          MV_DOWN
 229 #define CH_SIDE_LEFT_RIGHT      MV_HORIZONTAL
 230 #define CH_SIDE_TOP_BOTTOM      MV_VERTICAL
 231 #define CH_SIDE_ANY             MV_ANY_DIRECTION
 232
 233 /* values for change player for custom elements */
 234 #define CH_PLAYER_NONE          0
 235 #define CH_PLAYER_1             (1 << 0)
 236 #define CH_PLAYER_2             (1 << 1)
 237 #define CH_PLAYER_3             (1 << 2)
 238 #define CH_PLAYER_4             (1 << 3)
 239 #define CH_PLAYER_ANY           (CH_PLAYER_1 | CH_PLAYER_2 | CH_PLAYER_3 | \
 240                                  CH_PLAYER_4)
 241
 242 /* values for change page for custom elements */
 243 #define CH_PAGE_ANY_FILE        (0xff)
 244 #define CH_PAGE_ANY             (0xffffffff)
 245
 246 /* values for change power for custom elements */
 247 #define CP_WHEN_EMPTY           0
 248 #define CP_WHEN_DIGGABLE        1
 249 #define CP_WHEN_DESTRUCTIBLE    2
 250 #define CP_WHEN_COLLECTIBLE     3
 251 #define CP_WHEN_REMOVABLE       4
 252 #define CP_WHEN_WALKABLE        5
 253
 254 /* values for custom move patterns (bits 0 - 3: basic move directions) */
 255 #define MV_BIT_TOWARDS_PLAYER   4
 256 #define MV_BIT_AWAY_FROM_PLAYER 5
 257 #define MV_BIT_ALONG_LEFT_SIDE  6
 258 #define MV_BIT_ALONG_RIGHT_SIDE 7
 259 #define MV_BIT_TURNING_LEFT     8
 260 #define MV_BIT_TURNING_RIGHT    9
 261 #define MV_BIT_WHEN_PUSHED      10
 262 #define MV_BIT_MAZE_RUNNER      11
 263 #define MV_BIT_MAZE_HUNTER      12
 264 #define MV_BIT_WHEN_DROPPED     13
 265 #define MV_BIT_TURNING_LEFT_RIGHT 14
 266 #define MV_BIT_TURNING_RIGHT_LEFT 15
 267 #define MV_BIT_TURNING_RANDOM   16
 268
 269 /* values for custom move patterns */
 270 #define MV_HORIZONTAL           (MV_LEFT | MV_RIGHT)
 271 #define MV_VERTICAL             (MV_UP   | MV_DOWN)
 272 #define MV_ALL_DIRECTIONS       (MV_LEFT | MV_RIGHT | MV_UP | MV_DOWN)
 273 #define MV_ANY_DIRECTION        (MV_ALL_DIRECTIONS)
 274 #define MV_TOWARDS_PLAYER       (1 << MV_BIT_TOWARDS_PLAYER)
 275 #define MV_AWAY_FROM_PLAYER     (1 << MV_BIT_AWAY_FROM_PLAYER)
 276 #define MV_ALONG_LEFT_SIDE      (1 << MV_BIT_ALONG_LEFT_SIDE)
 277 #define MV_ALONG_RIGHT_SIDE     (1 << MV_BIT_ALONG_RIGHT_SIDE)
 278 #define MV_TURNING_LEFT         (1 << MV_BIT_TURNING_LEFT)
 279 #define MV_TURNING_RIGHT        (1 << MV_BIT_TURNING_RIGHT)
 280 #define MV_WHEN_PUSHED          (1 << MV_BIT_WHEN_PUSHED)
 281 #define MV_MAZE_RUNNER          (1 << MV_BIT_MAZE_RUNNER)
 282 #define MV_MAZE_HUNTER          (1 << MV_BIT_MAZE_HUNTER)
 283 #define MV_MAZE_RUNNER_STYLE    (MV_MAZE_RUNNER | MV_MAZE_HUNTER)
 284 #define MV_WHEN_DROPPED         (1 << MV_BIT_WHEN_DROPPED)
 285 #define MV_TURNING_LEFT_RIGHT   (1 << MV_BIT_TURNING_LEFT_RIGHT)
 286 #define MV_TURNING_RIGHT_LEFT   (1 << MV_BIT_TURNING_RIGHT_LEFT)
 287 #define MV_TURNING_RANDOM       (1 << MV_BIT_TURNING_RANDOM)
 288
 289 /* values for initial move direction (bits 0 - 3: basic move directions) */
 290 #define MV_START_BIT_PREVIOUS   4
 291
 292 /* values for initial move direction */
 293 #define MV_START_AUTOMATIC      (MV_NO_MOVING)
 294 #define MV_START_LEFT           (MV_LEFT)
 295 #define MV_START_RIGHT          (MV_RIGHT)
 296 #define MV_START_UP             (MV_UP)
 297 #define MV_START_DOWN           (MV_DOWN)
 298 #define MV_START_RANDOM         (MV_ALL_DIRECTIONS)
 299 #define MV_START_PREVIOUS       (1 << MV_START_BIT_PREVIOUS)
 300
 301 /* values for elements left behind by custom elements */
 302 #define LEAVE_TYPE_UNLIMITED    0
 303 #define LEAVE_TYPE_LIMITED      1
 304
 305 /* values for slippery property for custom elements */
 306 #define SLIPPERY_ANY_RANDOM     0
 307 #define SLIPPERY_ANY_LEFT_RIGHT 1
 308 #define SLIPPERY_ANY_RIGHT_LEFT 2
 309 #define SLIPPERY_ONLY_LEFT      3
 310 #define SLIPPERY_ONLY_RIGHT     4
 311
 312 /* values for explosion type for custom elements */
 313 #define EXPLODES_3X3            0
 314 #define EXPLODES_1X1            1
 315 #define EXPLODES_CROSS          2
 316
 317 /* macros for configurable properties */
 318 #define IS_DIGGABLE(e)          HAS_PROPERTY(e, EP_DIGGABLE)
 319 #define IS_COLLECTIBLE_ONLY(e)  HAS_PROPERTY(e, EP_COLLECTIBLE_ONLY)
 320 #define DONT_RUN_INTO(e)        HAS_PROPERTY(e, EP_DONT_RUN_INTO)
 321 #define DONT_COLLIDE_WITH(e)    HAS_PROPERTY(e, EP_DONT_COLLIDE_WITH)
 322 #define DONT_TOUCH(e)           HAS_PROPERTY(e, EP_DONT_TOUCH)
 323 #define IS_INDESTRUCTIBLE(e)    HAS_PROPERTY(e, EP_INDESTRUCTIBLE)
 324 #define IS_SLIPPERY(e)          HAS_PROPERTY(e, EP_SLIPPERY)
 325 #define CAN_CHANGE(e)           HAS_PROPERTY(e, EP_CAN_CHANGE)
 326 #define CAN_MOVE(e)             HAS_PROPERTY(e, EP_CAN_MOVE)
 327 #define CAN_FALL(e)             HAS_PROPERTY(e, EP_CAN_FALL)
 328 #define CAN_SMASH_PLAYER(e)     HAS_PROPERTY(e, EP_CAN_SMASH_PLAYER)
 329 #define CAN_SMASH_ENEMIES(e)    HAS_PROPERTY(e, EP_CAN_SMASH_ENEMIES)
 330 #define CAN_SMASH_EVERYTHING(e) HAS_PROPERTY(e, EP_CAN_SMASH_EVERYTHING)
 331 #define EXPLODES_BY_FIRE(e)     HAS_PROPERTY(e, EP_EXPLODES_BY_FIRE)
 332 #define EXPLODES_SMASHED(e)     HAS_PROPERTY(e, EP_EXPLODES_SMASHED)
 333 #define EXPLODES_IMPACT(e)      HAS_PROPERTY(e, EP_EXPLODES_IMPACT)
 334 #define IS_WALKABLE_OVER(e)     HAS_PROPERTY(e, EP_WALKABLE_OVER)
 335 #define IS_WALKABLE_INSIDE(e)   HAS_PROPERTY(e, EP_WALKABLE_INSIDE)
 336 #define IS_WALKABLE_UNDER(e)    HAS_PROPERTY(e, EP_WALKABLE_UNDER)
 337 #define IS_PASSABLE_OVER(e)     HAS_PROPERTY(e, EP_PASSABLE_OVER)
 338 #define IS_PASSABLE_INSIDE(e)   HAS_PROPERTY(e, EP_PASSABLE_INSIDE)
 339 #define IS_PASSABLE_UNDER(e)    HAS_PROPERTY(e, EP_PASSABLE_UNDER)
 340 #define IS_DROPPABLE(e)         HAS_PROPERTY(e, EP_DROPPABLE)
 341 #define EXPLODES_1X1_OLD(e)     HAS_PROPERTY(e, EP_EXPLODES_1X1_OLD)
 342 #define IS_PUSHABLE(e)          HAS_PROPERTY(e, EP_PUSHABLE)
 343 #define EXPLODES_CROSS_OLD(e)   HAS_PROPERTY(e, EP_EXPLODES_CROSS_OLD)
 344 #define IS_PROTECTED(e)         HAS_PROPERTY(e, EP_PROTECTED)
 345 #define CAN_MOVE_INTO_ACID(e)   HAS_PROPERTY(e, EP_CAN_MOVE_INTO_ACID)
 346 #define IS_THROWABLE(e)         HAS_PROPERTY(e, EP_THROWABLE)
 347 #define CAN_EXPLODE(e)          HAS_PROPERTY(e, EP_CAN_EXPLODE)
 348 #define IS_GRAVITY_REACHABLE(e) HAS_PROPERTY(e, EP_GRAVITY_REACHABLE)
 349
 350 /* macros for special configurable properties */
 351 #define IS_EM_SLIPPERY_WALL(e)  HAS_PROPERTY(e, EP_EM_SLIPPERY_WALL)
 352
 353 /* macros for special graphics properties */
 354 #define GFX_CRUMBLED(e)         HAS_PROPERTY(GFX_ELEMENT(e), EP_GFX_CRUMBLED)
 355
 356 /* macros for pre-defined properties */
 357 #define ELEM_IS_PLAYER(e)       HAS_PROPERTY(e, EP_PLAYER)
 358 #define CAN_PASS_MAGIC_WALL(e)  HAS_PROPERTY(e, EP_CAN_PASS_MAGIC_WALL)
 359 #define IS_SWITCHABLE(e)        HAS_PROPERTY(e, EP_SWITCHABLE)
 360 #define IS_BD_ELEMENT(e)        HAS_PROPERTY(e, EP_BD_ELEMENT)
 361 #define IS_SP_ELEMENT(e)        HAS_PROPERTY(e, EP_SP_ELEMENT)
 362 #define IS_SB_ELEMENT(e)        HAS_PROPERTY(e, EP_SB_ELEMENT)
 363 #define IS_GEM(e)               HAS_PROPERTY(e, EP_GEM)
 364 #define IS_FOOD_DARK_YAMYAM(e)  HAS_PROPERTY(e, EP_FOOD_DARK_YAMYAM)
 365 #define IS_FOOD_PENGUIN(e)      HAS_PROPERTY(e, EP_FOOD_PENGUIN)
 366 #define IS_FOOD_PIG(e)          HAS_PROPERTY(e, EP_FOOD_PIG)
 367 #define IS_HISTORIC_WALL(e)     HAS_PROPERTY(e, EP_HISTORIC_WALL)
 368 #define IS_HISTORIC_SOLID(e)    HAS_PROPERTY(e, EP_HISTORIC_SOLID)
 369 #define IS_CLASSIC_ENEMY(e)     HAS_PROPERTY(e, EP_CLASSIC_ENEMY)
 370 #define IS_BELT(e)              HAS_PROPERTY(e, EP_BELT)
 371 #define IS_BELT_ACTIVE(e)       HAS_PROPERTY(e, EP_BELT_ACTIVE)
 372 #define IS_BELT_SWITCH(e)       HAS_PROPERTY(e, EP_BELT_SWITCH)
 373 #define IS_TUBE(e)              HAS_PROPERTY(e, EP_TUBE)
 374 #define IS_KEYGATE(e)           HAS_PROPERTY(e, EP_KEYGATE)
 375 #define IS_AMOEBOID(e)          HAS_PROPERTY(e, EP_AMOEBOID)
 376 #define IS_AMOEBALIVE(e)        HAS_PROPERTY(e, EP_AMOEBALIVE)
 377 #define HAS_CONTENT(e)          HAS_PROPERTY(e, EP_HAS_CONTENT)
 378 #define CAN_TURN_EACH_MOVE(e)   HAS_PROPERTY(e, EP_CAN_TURN_EACH_MOVE)
 379 #define CAN_GROW(e)             HAS_PROPERTY(e, EP_CAN_GROW)
 380 #define IS_ACTIVE_BOMB(e)       HAS_PROPERTY(e, EP_ACTIVE_BOMB)
 381 #define IS_INACTIVE(e)          HAS_PROPERTY(e, EP_INACTIVE)
 382
 383 /* macros for derived properties */
 384 #define IS_ACCESSIBLE_OVER(e)   HAS_PROPERTY(e, EP_ACCESSIBLE_OVER)
 385 #define IS_ACCESSIBLE_INSIDE(e) HAS_PROPERTY(e, EP_ACCESSIBLE_INSIDE)
 386 #define IS_ACCESSIBLE_UNDER(e)  HAS_PROPERTY(e, EP_ACCESSIBLE_UNDER)
 387 #define IS_WALKABLE(e)          HAS_PROPERTY(e, EP_WALKABLE)
 388 #define IS_PASSABLE(e)          HAS_PROPERTY(e, EP_PASSABLE)
 389 #define IS_ACCESSIBLE(e)        HAS_PROPERTY(e, EP_ACCESSIBLE)
 390 #define IS_COLLECTIBLE(e)       HAS_PROPERTY(e, EP_COLLECTIBLE)
 391 #define IS_SNAPPABLE(e)         HAS_PROPERTY(e, EP_SNAPPABLE)
 392 #define IS_WALL(e)              HAS_PROPERTY(e, EP_WALL)
 393 #define IS_SOLID_FOR_PUSHING(e) HAS_PROPERTY(e, EP_SOLID_FOR_PUSHING)
 394 #define IS_DRAGONFIRE_PROOF(e)  HAS_PROPERTY(e, EP_DRAGONFIRE_PROOF)
 395 #define IS_EXPLOSION_PROOF(e)   HAS_PROPERTY(e, EP_EXPLOSION_PROOF)
 396 #define CAN_SMASH(e)            HAS_PROPERTY(e, EP_CAN_SMASH)
 397 #define EXPLODES_3X3_OLD(e)     HAS_PROPERTY(e, EP_EXPLODES_3X3_OLD)
 398 #define CAN_EXPLODE_BY_FIRE(e)  HAS_PROPERTY(e, EP_CAN_EXPLODE_BY_FIRE)
 399 #define CAN_EXPLODE_SMASHED(e)  HAS_PROPERTY(e, EP_CAN_EXPLODE_SMASHED)
 400 #define CAN_EXPLODE_IMPACT(e)   HAS_PROPERTY(e, EP_CAN_EXPLODE_IMPACT)
 401 #define IS_SP_PORT(e)           HAS_PROPERTY(e, EP_SP_PORT)
 402 #define CAN_EXPLODE_BY_DRAGONFIRE(e)    \
 403                                 HAS_PROPERTY(e, EP_CAN_EXPLODE_BY_DRAGONFIRE)
 404 #define CAN_EXPLODE_BY_EXPLOSION(e)     \
 405                                 HAS_PROPERTY(e, EP_CAN_EXPLODE_BY_EXPLOSION)
 406 #define COULD_MOVE_INTO_ACID(e) HAS_PROPERTY(e, EP_COULD_MOVE_INTO_ACID)
 407 #define MAYBE_DONT_COLLIDE_WITH(e) HAS_PROPERTY(e, EP_MAYBE_DONT_COLLIDE_WITH)
 408
 409 /* special macros used in game engine */
 410 #define IS_CUSTOM_ELEMENT(e)    ((e) >= EL_CUSTOM_START &&              \
 411                                  (e) <= EL_CUSTOM_END)
 412
 413 #define IS_GROUP_ELEMENT(e)     ((e) >= EL_GROUP_START &&               \
 414                                  (e) <= EL_GROUP_END)
 415
 416 #define IS_CLIPBOARD_ELEMENT(e) ((e) >= EL_INTERNAL_CLIPBOARD_START &&  \
 417                                  (e) <= EL_INTERNAL_CLIPBOARD_END)
 418
 419 #define IS_INTERNAL_ELEMENT(e)  ((e) >= EL_INTERNAL_START &&            \
 420                                  (e) <= EL_INTERNAL_END)
 421
 422 #define IS_ENVELOPE(e)          ((e) >= EL_ENVELOPE_1 &&                \
 423                                  (e) <= EL_ENVELOPE_4)
 424
 425 #define IS_GATE(e)              ((e) >= EL_GATE_1 &&                    \
 426                                  (e) <= EL_GATE_4)
 427
 428 #define IS_GATE_GRAY(e)         ((e) >= EL_GATE_1_GRAY &&               \
 429                                  (e) <= EL_GATE_4_GRAY)
 430
 431 #define IS_EM_GATE(e)           ((e) >= EL_EM_GATE_1 &&                 \
 432                                  (e) <= EL_EM_GATE_4)
 433
 434 #define IS_EM_GATE_GRAY(e)      ((e) >= EL_EM_GATE_1_GRAY &&            \
 435                                  (e) <= EL_EM_GATE_4_GRAY)
 436
 437 #define GFX_ELEMENT(e)          (element_info[e].use_gfx_element ?      \
 438                                  element_info[e].gfx_element : e)
 439
 440 /* !!! "use sound" deactivated due to problems with level "bug machine" !!! */
 441 /* (solution: add separate "use sound of element" to level file and editor) */
 442 #if 0
 443 #define SND_ELEMENT(e)          GFX_ELEMENT(e)
 444 #else
 445 #define SND_ELEMENT(e)          (e)
 446 #endif
 447
 448 #define IS_PLAYER(x, y)         (ELEM_IS_PLAYER(StorePlayer[x][y]))
 449
 450 #define IS_FREE(x, y)           (Feld[x][y] == EL_EMPTY && !IS_PLAYER(x, y))
 451 #define IS_FREE_OR_PLAYER(x, y) (Feld[x][y] == EL_EMPTY)
 452
 453 #define IS_MOVING(x,y)          (MovPos[x][y] != 0)
 454 #define IS_FALLING(x,y)         (MovPos[x][y] != 0 && MovDir[x][y] == MV_DOWN)
 455 #define IS_BLOCKED(x,y)         (Feld[x][y] == EL_BLOCKED)
 456
 457 #define EL_CHANGED(e)           ((e) == EL_ROCK           ? EL_EMERALD :    \
 458                                  (e) == EL_BD_ROCK        ? EL_BD_DIAMOND : \
 459                                  (e) == EL_EMERALD        ? EL_DIAMOND :    \
 460                                  (e) == EL_EMERALD_YELLOW ? EL_DIAMOND :    \
 461                                  (e) == EL_EMERALD_RED    ? EL_DIAMOND :    \
 462                                  (e) == EL_EMERALD_PURPLE ? EL_DIAMOND :    \
 463                                  EL_ROCK)
 464 #define EL_CHANGED2(e)          ((e) == EL_ROCK           ? EL_BD_DIAMOND : \
 465                                  (e) == EL_BD_ROCK        ? EL_BD_DIAMOND : \
 466                                  EL_BD_ROCK)
 467 #define IS_DRAWABLE(e)          ((e) < EL_BLOCKED)
 468 #define IS_NOT_DRAWABLE(e)      ((e) >= EL_BLOCKED)
 469 #define TAPE_IS_EMPTY(x)        ((x).length == 0)
 470 #define TAPE_IS_STOPPED(x)      (!(x).recording && !(x).playing)
 471
 472 #define PLAYERINFO(x,y)         (&stored_player[StorePlayer[x][y]-EL_PLAYER_1])
 473 #define SHIELD_ON(p)            ((p)->shield_normal_time_left > 0)
 474
 475 #if 1
 476
 477 #define ENEMY_PROTECTED_FIELD(x,y)      (IS_PROTECTED(Feld[x][y]) ||       \
 478                                          IS_PROTECTED(Back[x][y]))
 479 #define EXPLOSION_PROTECTED_FIELD(x,y)  (IS_EXPLOSION_PROOF(Feld[x][y]))
 480 #define PLAYER_ENEMY_PROTECTED(x,y)     (SHIELD_ON(PLAYERINFO(x, y)) ||    \
 481                                          ENEMY_PROTECTED_FIELD(x, y))
 482 #define PLAYER_EXPLOSION_PROTECTED(x,y) (SHIELD_ON(PLAYERINFO(x, y)) ||    \
 483                                          EXPLOSION_PROTECTED_FIELD(x, y))
 484
 485 #else
 486
 487 #define PROTECTED_FIELD(x,y)    (IS_ACCESSIBLE_INSIDE(Feld[x][y]) &&    \
 488                                  IS_INDESTRUCTIBLE(Feld[x][y]))
 489 #define PLAYER_ENEMY_PROTECTED(x,y)     (SHIELD_ON(PLAYERINFO(x, y)) || \
 490                                  PROTECTED_FIELD(x, y))
 491 #define PLAYER_EXPLOSION_PROTECTED(x,y) (SHIELD_ON(PLAYERINFO(x, y)) || \
 492                                  PROTECTED_FIELD(x, y))
 493 #endif
 494
 495 #define PLAYER_SWITCHING(p,x,y) ((p)->is_switching &&                   \
 496                                  (p)->switch_x == (x) && (p)->switch_y == (y))
 497
 498 #define PLAYER_NR_GFX(g,i)      ((g) + i * (IMG_PLAYER_2 - IMG_PLAYER_1))
 499
 500 #define ANIM_FRAMES(g)          (graphic_info[g].anim_frames)
 501 #define ANIM_DELAY(g)           (graphic_info[g].anim_delay)
 502 #define ANIM_MODE(g)            (graphic_info[g].anim_mode)
 503
 504 #define IS_ANIMATED(g)          (ANIM_FRAMES(g) > 1)
 505 #define IS_NEW_DELAY(f, g)      ((f) % ANIM_DELAY(g) == 0)
 506 #define IS_NEW_FRAME(f, g)      (IS_ANIMATED(g) && IS_NEW_DELAY(f, g))
 507 #define IS_NEXT_FRAME(f, g)     (IS_NEW_FRAME(f, g) && (f) > 0)
 508
 509 #define IS_LOOP_SOUND(s)        (sound_info[s].loop)
 510
 511
 512 /* fundamental game speed values */
 513 #define ONE_SECOND_DELAY        1000    /* delay value for one second */
 514 #define GAME_FRAME_DELAY        20      /* frame delay in milliseconds */
 515 #define FFWD_FRAME_DELAY        10      /* 200% speed for fast forward */
 516 #define FRAMES_PER_SECOND       (ONE_SECOND_DELAY / GAME_FRAME_DELAY)
 517 #define MICROLEVEL_SCROLL_DELAY 50      /* delay for scrolling micro level */
 518 #define MICROLEVEL_LABEL_DELAY  250     /* delay for micro level label */
 519
 520 /* boundaries of arrays etc. */
 521 #define MAX_LEVEL_NAME_LEN      32
 522 #define MAX_LEVEL_AUTHOR_LEN    32
 523 #define MAX_ELEMENT_NAME_LEN    32
 524 #define MAX_TAPELEN             (1000 * FRAMES_PER_SECOND) /* max.time x fps */
 525 #define MAX_SCORE_ENTRIES       100
 526 #define MAX_NUM_AMOEBA          100
 527 #define MAX_INVENTORY_SIZE      1000
 528 #define MAX_KEYS                4
 529 #define NUM_BELTS               4
 530 #define NUM_BELT_PARTS          3
 531 #define MIN_ENVELOPE_XSIZE      1
 532 #define MIN_ENVELOPE_YSIZE      1
 533 #define MAX_ENVELOPE_XSIZE      30
 534 #define MAX_ENVELOPE_YSIZE      20
 535 #define MAX_ENVELOPE_TEXT_LEN   (MAX_ENVELOPE_XSIZE * MAX_ENVELOPE_YSIZE)
 536 #define MIN_CHANGE_PAGES        1
 537 #define MAX_CHANGE_PAGES        32
 538 #define MIN_ELEMENTS_IN_GROUP   1
 539 #define MAX_ELEMENTS_IN_GROUP   16
 540
 541 /* values for elements with content */
 542 #define MIN_ELEMENT_CONTENTS    1
 543 #define STD_ELEMENT_CONTENTS    4
 544 #define MAX_ELEMENT_CONTENTS    8
 545 #define NUM_MAGIC_BALL_CONTENTS 8
 546
 547 #define LEVEL_SCORE_ELEMENTS    16      /* level elements with score */
 548
 549 /* often used screen positions */
 550 #define SX                      8
 551 #define SY                      8
 552 #define REAL_SX                 (SX - 2)
 553 #define REAL_SY                 (SY - 2)
 554 #define DX                      566
 555 #define DY                      60
 556 #define VX                      DX
 557 #define VY                      400
 558 #define EX                      DX
 559 #define EY                      (VY - 44)
 560 #define TILEX                   32
 561 #define TILEY                   32
 562 #define MINI_TILEX              (TILEX / 2)
 563 #define MINI_TILEY              (TILEY / 2)
 564 #define MICRO_TILEX             (TILEX / 8)
 565 #define MICRO_TILEY             (TILEY / 8)
 566 #define MIDPOSX                 (SCR_FIELDX / 2)
 567 #define MIDPOSY                 (SCR_FIELDY / 2)
 568 #define SXSIZE                  (SCR_FIELDX * TILEX)
 569 #define SYSIZE                  (SCR_FIELDY * TILEY)
 570 #define FXSIZE                  ((SCR_FIELDX + 2) * TILEX)
 571 #define FYSIZE                  ((SCR_FIELDY + 2) * TILEY)
 572 #define DXSIZE                  100
 573 #define DYSIZE                  280
 574 #define VXSIZE                  DXSIZE
 575 #define VYSIZE                  100
 576 #define EXSIZE                  DXSIZE
 577 #define EYSIZE                  (VYSIZE + 44)
 578 #define FULL_SXSIZE             (2 + SXSIZE + 2)
 579 #define FULL_SYSIZE             (2 + SYSIZE + 2)
 580 #define MICROLEV_XSIZE          ((STD_LEV_FIELDX + 2) * MICRO_TILEX)
 581 #define MICROLEV_YSIZE          ((STD_LEV_FIELDY + 2) * MICRO_TILEY)
 582 #define MICROLEV_XPOS           (SX + (SXSIZE - MICROLEV_XSIZE) / 2)
 583 #define MICROLEV_YPOS           (SX + 12 * TILEY - MICRO_TILEY)
 584 #define MICROLABEL_YPOS         (MICROLEV_YPOS + MICROLEV_YSIZE + 7)
 585
 586
 587 /* score for elements */
 588 #define SC_EMERALD              0
 589 #define SC_DIAMOND              1
 590 #define SC_BUG                  2
 591 #define SC_SPACESHIP            3
 592 #define SC_YAMYAM               4
 593 #define SC_ROBOT                5
 594 #define SC_PACMAN               6
 595 #define SC_NUT                  7
 596 #define SC_DYNAMITE             8
 597 #define SC_KEY                  9
 598 #define SC_TIME_BONUS           10
 599 #define SC_CRYSTAL              11
 600 #define SC_PEARL                12
 601 #define SC_SHIELD               13
 602
 603
 604 /* "real" level file elements */
 605 #define EL_UNDEFINED                    -1
 606
 607 #define EL_EMPTY_SPACE                  0
 608 #define EL_EMPTY                        EL_EMPTY_SPACE
 609 #define EL_SAND                         1
 610 #define EL_WALL                         2
 611 #define EL_WALL_SLIPPERY                3
 612 #define EL_ROCK                         4
 613 #define EL_KEY_OBSOLETE                 5       /* obsolete; now EL_KEY_1 */
 614 #define EL_EMERALD                      6
 615 #define EL_EXIT_CLOSED                  7
 616 #define EL_PLAYER_OBSOLETE              8       /* obsolete; now EL_PLAYER_1 */
 617 #define EL_BUG                          9
 618 #define EL_SPACESHIP                    10
 619 #define EL_YAMYAM                       11
 620 #define EL_ROBOT                        12
 621 #define EL_STEELWALL                    13
 622 #define EL_DIAMOND                      14
 623 #define EL_AMOEBA_DEAD                  15
 624 #define EL_QUICKSAND_EMPTY              16
 625 #define EL_QUICKSAND_FULL               17
 626 #define EL_AMOEBA_DROP                  18
 627 #define EL_BOMB                         19
 628 #define EL_MAGIC_WALL                   20
 629 #define EL_SPEED_PILL                   21
 630 #define EL_ACID                         22
 631 #define EL_AMOEBA_WET                   23
 632 #define EL_AMOEBA_DRY                   24
 633 #define EL_NUT                          25
 634 #define EL_GAME_OF_LIFE                 26
 635 #define EL_BIOMAZE                      27
 636 #define EL_DYNAMITE_ACTIVE              28
 637 #define EL_STONEBLOCK                   29
 638 #define EL_ROBOT_WHEEL                  30
 639 #define EL_ROBOT_WHEEL_ACTIVE           31
 640 #define EL_KEY_1                        32
 641 #define EL_KEY_2                        33
 642 #define EL_KEY_3                        34
 643 #define EL_KEY_4                        35
 644 #define EL_GATE_1                       36
 645 #define EL_GATE_2                       37
 646 #define EL_GATE_3                       38
 647 #define EL_GATE_4                       39
 648 #define EL_GATE_1_GRAY                  40
 649 #define EL_GATE_2_GRAY                  41
 650 #define EL_GATE_3_GRAY                  42
 651 #define EL_GATE_4_GRAY                  43
 652 #define EL_DYNAMITE                     44
 653 #define EL_PACMAN                       45
 654 #define EL_INVISIBLE_WALL               46
 655 #define EL_LAMP                         47
 656 #define EL_LAMP_ACTIVE                  48
 657 #define EL_WALL_EMERALD                 49
 658 #define EL_WALL_DIAMOND                 50
 659 #define EL_AMOEBA_FULL                  51
 660 #define EL_BD_AMOEBA                    52
 661 #define EL_TIME_ORB_FULL                53
 662 #define EL_TIME_ORB_EMPTY               54
 663 #define EL_EXPANDABLE_WALL              55
 664 #define EL_BD_DIAMOND                   56
 665 #define EL_EMERALD_YELLOW               57
 666 #define EL_WALL_BD_DIAMOND              58
 667 #define EL_WALL_EMERALD_YELLOW          59
 668 #define EL_DARK_YAMYAM                  60
 669 #define EL_BD_MAGIC_WALL                61
 670 #define EL_INVISIBLE_STEELWALL          62
 671 #define EL_SOKOBAN_FIELD_PLAYER         63
 672 #define EL_DYNABOMB_INCREASE_NUMBER     64
 673 #define EL_DYNABOMB_INCREASE_SIZE       65
 674 #define EL_DYNABOMB_INCREASE_POWER      66
 675 #define EL_SOKOBAN_OBJECT               67
 676 #define EL_SOKOBAN_FIELD_EMPTY          68
 677 #define EL_SOKOBAN_FIELD_FULL           69
 678 #define EL_BD_BUTTERFLY_RIGHT           70
 679 #define EL_BD_BUTTERFLY_UP              71
 680 #define EL_BD_BUTTERFLY_LEFT            72
 681 #define EL_BD_BUTTERFLY_DOWN            73
 682 #define EL_BD_FIREFLY_RIGHT             74
 683 #define EL_BD_FIREFLY_UP                75
 684 #define EL_BD_FIREFLY_LEFT              76
 685 #define EL_BD_FIREFLY_DOWN              77
 686 #define EL_BD_BUTTERFLY_1               EL_BD_BUTTERFLY_DOWN
 687 #define EL_BD_BUTTERFLY_2               EL_BD_BUTTERFLY_LEFT
 688 #define EL_BD_BUTTERFLY_3               EL_BD_BUTTERFLY_UP
 689 #define EL_BD_BUTTERFLY_4               EL_BD_BUTTERFLY_RIGHT
 690 #define EL_BD_FIREFLY_1                 EL_BD_FIREFLY_LEFT
 691 #define EL_BD_FIREFLY_2                 EL_BD_FIREFLY_DOWN
 692 #define EL_BD_FIREFLY_3                 EL_BD_FIREFLY_RIGHT
 693 #define EL_BD_FIREFLY_4                 EL_BD_FIREFLY_UP
 694 #define EL_BD_BUTTERFLY                 78
 695 #define EL_BD_FIREFLY                   79
 696 #define EL_PLAYER_1                     80
 697 #define EL_PLAYER_2                     81
 698 #define EL_PLAYER_3                     82
 699 #define EL_PLAYER_4                     83
 700 #define EL_BUG_RIGHT                    84
 701 #define EL_BUG_UP                       85
 702 #define EL_BUG_LEFT                     86
 703 #define EL_BUG_DOWN                     87
 704 #define EL_SPACESHIP_RIGHT              88
 705 #define EL_SPACESHIP_UP                 89
 706 #define EL_SPACESHIP_LEFT               90
 707 #define EL_SPACESHIP_DOWN               91
 708 #define EL_PACMAN_RIGHT                 92
 709 #define EL_PACMAN_UP                    93
 710 #define EL_PACMAN_LEFT                  94
 711 #define EL_PACMAN_DOWN                  95
 712 #define EL_EMERALD_RED                  96
 713 #define EL_EMERALD_PURPLE               97
 714 #define EL_WALL_EMERALD_RED             98
 715 #define EL_WALL_EMERALD_PURPLE          99
 716 #define EL_ACID_POOL_TOPLEFT            100
 717 #define EL_ACID_POOL_TOPRIGHT           101
 718 #define EL_ACID_POOL_BOTTOMLEFT         102
 719 #define EL_ACID_POOL_BOTTOM             103
 720 #define EL_ACID_POOL_BOTTOMRIGHT        104
 721 #define EL_BD_WALL                      105
 722 #define EL_BD_ROCK                      106
 723 #define EL_EXIT_OPEN                    107
 724 #define EL_BLACK_ORB                    108
 725 #define EL_AMOEBA_TO_DIAMOND            109
 726 #define EL_MOLE                         110
 727 #define EL_PENGUIN                      111
 728 #define EL_SATELLITE                    112
 729 #define EL_ARROW_LEFT                   113
 730 #define EL_ARROW_RIGHT                  114
 731 #define EL_ARROW_UP                     115
 732 #define EL_ARROW_DOWN                   116
 733 #define EL_PIG                          117
 734 #define EL_DRAGON                       118
 735
 736 #define EL_EM_KEY_1_FILE_OBSOLETE       119     /* obsolete; now EL_EM_KEY_1 */
 737
 738 #define EL_CHAR_START                   120
 739 #define EL_CHAR_ASCII0                  (EL_CHAR_START  - 32)
 740 #define EL_CHAR_ASCII0_START            (EL_CHAR_ASCII0 + 32)
 741
 742 #include "conf_chr.h"   /* include auto-generated data structure definitions */
 743
 744 #define EL_CHAR_ASCII0_END              (EL_CHAR_ASCII0 + 111)
 745 #define EL_CHAR_END                     (EL_CHAR_START  + 79)
 746
 747 #define EL_CHAR(c)                      (EL_CHAR_ASCII0 + MAP_FONT_ASCII(c))
 748
 749 #define EL_EXPANDABLE_WALL_HORIZONTAL   200
 750 #define EL_EXPANDABLE_WALL_VERTICAL     201
 751 #define EL_EXPANDABLE_WALL_ANY          202
 752
 753 #define EL_EM_GATE_1                    203
 754 #define EL_EM_GATE_2                    204
 755 #define EL_EM_GATE_3                    205
 756 #define EL_EM_GATE_4                    206
 757
 758 #define EL_EM_KEY_2_FILE_OBSOLETE       207     /* obsolete; now EL_EM_KEY_2 */
 759 #define EL_EM_KEY_3_FILE_OBSOLETE       208     /* obsolete; now EL_EM_KEY_3 */
 760 #define EL_EM_KEY_4_FILE_OBSOLETE       209     /* obsolete; now EL_EM_KEY_4 */
 761
 762 #define EL_SP_START                     210
 763 #define EL_SP_EMPTY_SPACE               (EL_SP_START + 0)
 764 #define EL_SP_EMPTY                     EL_SP_EMPTY_SPACE
 765 #define EL_SP_ZONK                      (EL_SP_START + 1)
 766 #define EL_SP_BASE                      (EL_SP_START + 2)
 767 #define EL_SP_MURPHY                    (EL_SP_START + 3)
 768 #define EL_SP_INFOTRON                  (EL_SP_START + 4)
 769 #define EL_SP_CHIP_SINGLE               (EL_SP_START + 5)
 770 #define EL_SP_HARDWARE_GRAY             (EL_SP_START + 6)
 771 #define EL_SP_EXIT_CLOSED               (EL_SP_START + 7)
 772 #define EL_SP_DISK_ORANGE               (EL_SP_START + 8)
 773 #define EL_SP_PORT_RIGHT                (EL_SP_START + 9)
 774 #define EL_SP_PORT_DOWN                 (EL_SP_START + 10)
 775 #define EL_SP_PORT_LEFT                 (EL_SP_START + 11)
 776 #define EL_SP_PORT_UP                   (EL_SP_START + 12)
 777 #define EL_SP_GRAVITY_PORT_RIGHT        (EL_SP_START + 13)
 778 #define EL_SP_GRAVITY_PORT_DOWN         (EL_SP_START + 14)
 779 #define EL_SP_GRAVITY_PORT_LEFT         (EL_SP_START + 15)
 780 #define EL_SP_GRAVITY_PORT_UP           (EL_SP_START + 16)
 781 #define EL_SP_SNIKSNAK                  (EL_SP_START + 17)
 782 #define EL_SP_DISK_YELLOW               (EL_SP_START + 18)
 783 #define EL_SP_TERMINAL                  (EL_SP_START + 19)
 784 #define EL_SP_DISK_RED                  (EL_SP_START + 20)
 785 #define EL_SP_PORT_VERTICAL             (EL_SP_START + 21)
 786 #define EL_SP_PORT_HORIZONTAL           (EL_SP_START + 22)
 787 #define EL_SP_PORT_ANY                  (EL_SP_START + 23)
 788 #define EL_SP_ELECTRON                  (EL_SP_START + 24)
 789 #define EL_SP_BUGGY_BASE                (EL_SP_START + 25)
 790 #define EL_SP_CHIP_LEFT                 (EL_SP_START + 26)
 791 #define EL_SP_CHIP_RIGHT                (EL_SP_START + 27)
 792 #define EL_SP_HARDWARE_BASE_1           (EL_SP_START + 28)
 793 #define EL_SP_HARDWARE_GREEN            (EL_SP_START + 29)
 794 #define EL_SP_HARDWARE_BLUE             (EL_SP_START + 30)
 795 #define EL_SP_HARDWARE_RED              (EL_SP_START + 31)
 796 #define EL_SP_HARDWARE_YELLOW           (EL_SP_START + 32)
 797 #define EL_SP_HARDWARE_BASE_2           (EL_SP_START + 33)
 798 #define EL_SP_HARDWARE_BASE_3           (EL_SP_START + 34)
 799 #define EL_SP_HARDWARE_BASE_4           (EL_SP_START + 35)
 800 #define EL_SP_HARDWARE_BASE_5           (EL_SP_START + 36)
 801 #define EL_SP_HARDWARE_BASE_6           (EL_SP_START + 37)
 802 #define EL_SP_CHIP_TOP                  (EL_SP_START + 38)
 803 #define EL_SP_CHIP_BOTTOM               (EL_SP_START + 39)
 804 #define EL_SP_END                       (EL_SP_START + 39)
 805
 806 #define EL_EM_GATE_1_GRAY               250
 807 #define EL_EM_GATE_2_GRAY               251
 808 #define EL_EM_GATE_3_GRAY               252
 809 #define EL_EM_GATE_4_GRAY               253
 810
 811 #define EL_UNUSED_254                   254
 812 #define EL_UNUSED_255                   255
 813
 814 #define EL_PEARL                        256
 815 #define EL_CRYSTAL                      257
 816 #define EL_WALL_PEARL                   258
 817 #define EL_WALL_CRYSTAL                 259
 818 #define EL_DOOR_WHITE                   260
 819 #define EL_DOOR_WHITE_GRAY              261
 820 #define EL_KEY_WHITE                    262
 821 #define EL_SHIELD_NORMAL                263
 822 #define EL_EXTRA_TIME                   264
 823 #define EL_SWITCHGATE_OPEN              265
 824 #define EL_SWITCHGATE_CLOSED            266
 825 #define EL_SWITCHGATE_SWITCH_UP         267
 826 #define EL_SWITCHGATE_SWITCH_DOWN       268
 827
 828 #define EL_UNUSED_269                   269
 829 #define EL_UNUSED_270                   270
 830
 831 #define EL_CONVEYOR_BELT_1_LEFT          271
 832 #define EL_CONVEYOR_BELT_1_MIDDLE        272
 833 #define EL_CONVEYOR_BELT_1_RIGHT         273
 834 #define EL_CONVEYOR_BELT_1_SWITCH_LEFT   274
 835 #define EL_CONVEYOR_BELT_1_SWITCH_MIDDLE 275
 836 #define EL_CONVEYOR_BELT_1_SWITCH_RIGHT  276
 837 #define EL_CONVEYOR_BELT_2_LEFT          277
 838 #define EL_CONVEYOR_BELT_2_MIDDLE        278
 839 #define EL_CONVEYOR_BELT_2_RIGHT         279
 840 #define EL_CONVEYOR_BELT_2_SWITCH_LEFT   280
 841 #define EL_CONVEYOR_BELT_2_SWITCH_MIDDLE 281
 842 #define EL_CONVEYOR_BELT_2_SWITCH_RIGHT  282
 843 #define EL_CONVEYOR_BELT_3_LEFT          283
 844 #define EL_CONVEYOR_BELT_3_MIDDLE        284
 845 #define EL_CONVEYOR_BELT_3_RIGHT         285
 846 #define EL_CONVEYOR_BELT_3_SWITCH_LEFT   286
 847 #define EL_CONVEYOR_BELT_3_SWITCH_MIDDLE 287
 848 #define EL_CONVEYOR_BELT_3_SWITCH_RIGHT  288
 849 #define EL_CONVEYOR_BELT_4_LEFT          289
 850 #define EL_CONVEYOR_BELT_4_MIDDLE        290
 851 #define EL_CONVEYOR_BELT_4_RIGHT         291
 852 #define EL_CONVEYOR_BELT_4_SWITCH_LEFT   292
 853 #define EL_CONVEYOR_BELT_4_SWITCH_MIDDLE 293
 854 #define EL_CONVEYOR_BELT_4_SWITCH_RIGHT  294
 855 #define EL_LANDMINE                     295
 856 #define EL_ENVELOPE_OBSOLETE            296   /* obsolete; now EL_ENVELOPE_1 */
 857 #define EL_LIGHT_SWITCH                 297
 858 #define EL_LIGHT_SWITCH_ACTIVE          298
 859 #define EL_SIGN_EXCLAMATION             299
 860 #define EL_SIGN_RADIOACTIVITY           300
 861 #define EL_SIGN_STOP                    301
 862 #define EL_SIGN_WHEELCHAIR              302
 863 #define EL_SIGN_PARKING                 303
 864 #define EL_SIGN_ONEWAY                  304
 865 #define EL_SIGN_HEART                   305
 866 #define EL_SIGN_TRIANGLE                306
 867 #define EL_SIGN_ROUND                   307
 868 #define EL_SIGN_EXIT                    308
 869 #define EL_SIGN_YINYANG                 309
 870 #define EL_SIGN_OTHER                   310
 871 #define EL_MOLE_LEFT                    311
 872 #define EL_MOLE_RIGHT                   312
 873 #define EL_MOLE_UP                      313
 874 #define EL_MOLE_DOWN                    314
 875 #define EL_STEELWALL_SLIPPERY           315
 876 #define EL_INVISIBLE_SAND               316
 877 #define EL_DX_UNKNOWN_15                317
 878 #define EL_DX_UNKNOWN_42                318
 879
 880 #define EL_UNUSED_319                   319
 881 #define EL_UNUSED_320                   320
 882
 883 #define EL_SHIELD_DEADLY                321
 884 #define EL_TIMEGATE_OPEN                322
 885 #define EL_TIMEGATE_CLOSED              323
 886 #define EL_TIMEGATE_SWITCH_ACTIVE       324
 887 #define EL_TIMEGATE_SWITCH              325
 888
 889 #define EL_BALLOON                      326
 890 #define EL_BALLOON_SWITCH_LEFT          327
 891 #define EL_BALLOON_SWITCH_RIGHT         328
 892 #define EL_BALLOON_SWITCH_UP            329
 893 #define EL_BALLOON_SWITCH_DOWN          330
 894 #define EL_BALLOON_SWITCH_ANY           331
 895
 896 #define EL_EMC_STEELWALL_1              332
 897 #define EL_EMC_STEELWALL_2              333
 898 #define EL_EMC_STEELWALL_3              334
 899 #define EL_EMC_STEELWALL_4              335
 900 #define EL_EMC_WALL_1                   336
 901 #define EL_EMC_WALL_2                   337
 902 #define EL_EMC_WALL_3                   338
 903 #define EL_EMC_WALL_4                   339
 904 #define EL_EMC_WALL_5                   340
 905 #define EL_EMC_WALL_6                   341
 906 #define EL_EMC_WALL_7                   342
 907 #define EL_EMC_WALL_8                   343
 908
 909 #define EL_TUBE_ANY                     344
 910 #define EL_TUBE_VERTICAL                345
 911 #define EL_TUBE_HORIZONTAL              346
 912 #define EL_TUBE_VERTICAL_LEFT           347
 913 #define EL_TUBE_VERTICAL_RIGHT          348
 914 #define EL_TUBE_HORIZONTAL_UP           349
 915 #define EL_TUBE_HORIZONTAL_DOWN         350
 916 #define EL_TUBE_LEFT_UP                 351
 917 #define EL_TUBE_LEFT_DOWN               352
 918 #define EL_TUBE_RIGHT_UP                353
 919 #define EL_TUBE_RIGHT_DOWN              354
 920 #define EL_SPRING                       355
 921 #define EL_TRAP                         356
 922 #define EL_DX_SUPABOMB                  357
 923
 924 #define EL_UNUSED_358                   358
 925 #define EL_UNUSED_359                   359
 926
 927 /* ---------- begin of custom elements section ----------------------------- */
 928 #define EL_CUSTOM_START                 360
 929
 930 #include "conf_cus.h"   /* include auto-generated data structure definitions */
 931
 932 #define NUM_CUSTOM_ELEMENTS             256
 933 #define EL_CUSTOM_END                   615
 934 /* ---------- end of custom elements section ------------------------------- */
 935
 936 #define EL_EM_KEY_1                     616
 937 #define EL_EM_KEY_2                     617
 938 #define EL_EM_KEY_3                     618
 939 #define EL_EM_KEY_4                     619
 940 #define EL_ENVELOPE_1                   620
 941 #define EL_ENVELOPE_2                   621
 942 #define EL_ENVELOPE_3                   622
 943 #define EL_ENVELOPE_4                   623
 944
 945 /* ---------- begin of group elements section ------------------------------ */
 946 #define EL_GROUP_START                  624
 947
 948 #include "conf_grp.h"   /* include auto-generated data structure definitions */
 949
 950 #define NUM_GROUP_ELEMENTS              32
 951 #define EL_GROUP_END                    655
 952 /* ---------- end of custom elements section ------------------------------- */
 953
 954 #define EL_UNKNOWN                      656
 955 #define EL_TRIGGER_ELEMENT              657
 956 #define EL_TRIGGER_PLAYER               658
 957
 958 #define EL_SP_GRAVITY_ON_PORT_RIGHT     659
 959 #define EL_SP_GRAVITY_ON_PORT_DOWN      660
 960 #define EL_SP_GRAVITY_ON_PORT_LEFT      661
 961 #define EL_SP_GRAVITY_ON_PORT_UP        662
 962 #define EL_SP_GRAVITY_OFF_PORT_RIGHT    663
 963 #define EL_SP_GRAVITY_OFF_PORT_DOWN     664
 964 #define EL_SP_GRAVITY_OFF_PORT_LEFT     665
 965 #define EL_SP_GRAVITY_OFF_PORT_UP       666
 966
 967
 968 /* the following EMC style elements are currently not implemented in R'n'D */
 969 #define EL_BALLOON_SWITCH_NONE          667
 970 #define EL_EM_GATE_5                    668
 971 #define EL_EM_GATE_6                    669
 972 #define EL_EM_GATE_7                    670
 973 #define EL_EM_GATE_8                    671
 974 #define EL_EM_GATE_5_GRAY               672
 975 #define EL_EM_GATE_6_GRAY               673
 976 #define EL_EM_GATE_7_GRAY               674
 977 #define EL_EM_GATE_8_GRAY               675
 978 #define EL_EM_KEY_5                     676
 979 #define EL_EM_KEY_6                     677
 980 #define EL_EM_KEY_7                     678
 981 #define EL_EM_KEY_8                     679
 982 #define EL_EMC_ANDROID                  680
 983 #define EL_EMC_GRASS                    681
 984 #define EL_EMC_MAGIC_BALL               682
 985 #define EL_EMC_MAGIC_BALL_SWITCH        683
 986 #define EL_EMC_SPRING_BUMPER            684
 987 #define EL_EMC_PLANT                    685
 988 #define EL_EMC_LENSES                   686
 989 #define EL_EMC_MAGNIFIER                687
 990 #define EL_EMC_WALL_9                   688
 991 #define EL_EMC_WALL_10                  689
 992 #define EL_EMC_WALL_11                  690
 993 #define EL_EMC_WALL_12                  691
 994 #define EL_EMC_WALL_13                  692
 995 #define EL_EMC_WALL_14                  693
 996 #define EL_EMC_WALL_15                  694
 997 #define EL_EMC_WALL_16                  695
 998 #define EL_EMC_WALL_SLIPPERY_1          696
 999 #define EL_EMC_WALL_SLIPPERY_2          697
1000 #define EL_EMC_WALL_SLIPPERY_3          698
1001 #define EL_EMC_WALL_SLIPPERY_4          699
1002 #define EL_EMC_FAKE_GRASS               700
1003 #define EL_EMC_DRIPPER                  701
1004
1005 #define NUM_FILE_ELEMENTS               702
1006
1007
1008 /* "real" (and therefore drawable) runtime elements */
1009 #define EL_FIRST_RUNTIME_REAL           NUM_FILE_ELEMENTS
1010
1011 #define EL_DYNABOMB_PLAYER_1_ACTIVE     (EL_FIRST_RUNTIME_REAL + 0)
1012 #define EL_DYNABOMB_PLAYER_2_ACTIVE     (EL_FIRST_RUNTIME_REAL + 1)
1013 #define EL_DYNABOMB_PLAYER_3_ACTIVE     (EL_FIRST_RUNTIME_REAL + 2)
1014 #define EL_DYNABOMB_PLAYER_4_ACTIVE     (EL_FIRST_RUNTIME_REAL + 3)
1015 #define EL_SP_DISK_RED_ACTIVE           (EL_FIRST_RUNTIME_REAL + 4)
1016 #define EL_SWITCHGATE_OPENING           (EL_FIRST_RUNTIME_REAL + 5)
1017 #define EL_SWITCHGATE_CLOSING           (EL_FIRST_RUNTIME_REAL + 6)
1018 #define EL_TIMEGATE_OPENING             (EL_FIRST_RUNTIME_REAL + 7)
1019 #define EL_TIMEGATE_CLOSING             (EL_FIRST_RUNTIME_REAL + 8)
1020 #define EL_PEARL_BREAKING               (EL_FIRST_RUNTIME_REAL + 9)
1021 #define EL_TRAP_ACTIVE                  (EL_FIRST_RUNTIME_REAL + 10)
1022 #define EL_INVISIBLE_STEELWALL_ACTIVE   (EL_FIRST_RUNTIME_REAL + 11)
1023 #define EL_INVISIBLE_WALL_ACTIVE        (EL_FIRST_RUNTIME_REAL + 12)
1024 #define EL_INVISIBLE_SAND_ACTIVE        (EL_FIRST_RUNTIME_REAL + 13)
1025 #define EL_CONVEYOR_BELT_1_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 14)
1026 #define EL_CONVEYOR_BELT_1_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 15)
1027 #define EL_CONVEYOR_BELT_1_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 16)
1028 #define EL_CONVEYOR_BELT_2_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 17)
1029 #define EL_CONVEYOR_BELT_2_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 18)
1030 #define EL_CONVEYOR_BELT_2_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 19)
1031 #define EL_CONVEYOR_BELT_3_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 20)
1032 #define EL_CONVEYOR_BELT_3_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 21)
1033 #define EL_CONVEYOR_BELT_3_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 22)
1034 #define EL_CONVEYOR_BELT_4_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 23)
1035 #define EL_CONVEYOR_BELT_4_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 24)
1036 #define EL_CONVEYOR_BELT_4_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 25)
1037 #define EL_EXIT_OPENING                 (EL_FIRST_RUNTIME_REAL + 26)
1038 #define EL_EXIT_CLOSING                 (EL_FIRST_RUNTIME_REAL + 27)
1039 #define EL_SP_EXIT_OPENING              (EL_FIRST_RUNTIME_REAL + 28)
1040 #define EL_SP_EXIT_CLOSING              (EL_FIRST_RUNTIME_REAL + 29)
1041 #define EL_SP_EXIT_OPEN                 (EL_FIRST_RUNTIME_REAL + 30)
1042 #define EL_SP_TERMINAL_ACTIVE           (EL_FIRST_RUNTIME_REAL + 31)
1043 #define EL_SP_BUGGY_BASE_ACTIVATING     (EL_FIRST_RUNTIME_REAL + 32)
1044 #define EL_SP_BUGGY_BASE_ACTIVE         (EL_FIRST_RUNTIME_REAL + 33)
1045 #define EL_SP_MURPHY_CLONE              (EL_FIRST_RUNTIME_REAL + 34)
1046 #define EL_AMOEBA_DROPPING              (EL_FIRST_RUNTIME_REAL + 35)
1047 #define EL_QUICKSAND_EMPTYING           (EL_FIRST_RUNTIME_REAL + 36)
1048 #define EL_MAGIC_WALL_ACTIVE            (EL_FIRST_RUNTIME_REAL + 37)
1049 #define EL_BD_MAGIC_WALL_ACTIVE         (EL_FIRST_RUNTIME_REAL + 38)
1050 #define EL_MAGIC_WALL_FULL              (EL_FIRST_RUNTIME_REAL + 39)
1051 #define EL_BD_MAGIC_WALL_FULL           (EL_FIRST_RUNTIME_REAL + 40)
1052 #define EL_MAGIC_WALL_EMPTYING          (EL_FIRST_RUNTIME_REAL + 41)
1053 #define EL_BD_MAGIC_WALL_EMPTYING       (EL_FIRST_RUNTIME_REAL + 42)
1054 #define EL_MAGIC_WALL_DEAD              (EL_FIRST_RUNTIME_REAL + 43)
1055 #define EL_BD_MAGIC_WALL_DEAD           (EL_FIRST_RUNTIME_REAL + 44)
1056
1057 /* "unreal" (and therefore not drawable) runtime elements */
1058 #define EL_FIRST_RUNTIME_UNREAL         (EL_FIRST_RUNTIME_REAL + 45)
1059
1060 #define EL_BLOCKED                      (EL_FIRST_RUNTIME_UNREAL + 0)
1061 #define EL_EXPLOSION                    (EL_FIRST_RUNTIME_UNREAL + 1)
1062 #define EL_NUT_BREAKING                 (EL_FIRST_RUNTIME_UNREAL + 2)
1063 #define EL_DIAMOND_BREAKING             (EL_FIRST_RUNTIME_UNREAL + 3)
1064 #define EL_ACID_SPLASH_LEFT             (EL_FIRST_RUNTIME_UNREAL + 4)
1065 #define EL_ACID_SPLASH_RIGHT            (EL_FIRST_RUNTIME_UNREAL + 5)
1066 #define EL_AMOEBA_GROWING               (EL_FIRST_RUNTIME_UNREAL + 6)
1067 #define EL_AMOEBA_SHRINKING             (EL_FIRST_RUNTIME_UNREAL + 7)
1068 #define EL_EXPANDABLE_WALL_GROWING      (EL_FIRST_RUNTIME_UNREAL + 8)
1069 #define EL_FLAMES                       (EL_FIRST_RUNTIME_UNREAL + 9)
1070 #define EL_PLAYER_IS_LEAVING            (EL_FIRST_RUNTIME_UNREAL + 10)
1071 #define EL_PLAYER_IS_EXPLODING_1        (EL_FIRST_RUNTIME_UNREAL + 11)
1072 #define EL_PLAYER_IS_EXPLODING_2        (EL_FIRST_RUNTIME_UNREAL + 12)
1073 #define EL_PLAYER_IS_EXPLODING_3        (EL_FIRST_RUNTIME_UNREAL + 13)
1074 #define EL_PLAYER_IS_EXPLODING_4        (EL_FIRST_RUNTIME_UNREAL + 14)
1075 #define EL_QUICKSAND_FILLING            (EL_FIRST_RUNTIME_UNREAL + 15)
1076 #define EL_MAGIC_WALL_FILLING           (EL_FIRST_RUNTIME_UNREAL + 16)
1077 #define EL_BD_MAGIC_WALL_FILLING        (EL_FIRST_RUNTIME_UNREAL + 17)
1078
1079 /* dummy elements (never used as game elements, only used as graphics) */
1080 #define EL_FIRST_DUMMY                  (EL_FIRST_RUNTIME_UNREAL + 18)
1081
1082 #define EL_STEELWALL_TOPLEFT            (EL_FIRST_DUMMY + 0)
1083 #define EL_STEELWALL_TOPRIGHT           (EL_FIRST_DUMMY + 1)
1084 #define EL_STEELWALL_BOTTOMLEFT         (EL_FIRST_DUMMY + 2)
1085 #define EL_STEELWALL_BOTTOMRIGHT        (EL_FIRST_DUMMY + 3)
1086 #define EL_STEELWALL_HORIZONTAL         (EL_FIRST_DUMMY + 4)
1087 #define EL_STEELWALL_VERTICAL           (EL_FIRST_DUMMY + 5)
1088 #define EL_INVISIBLE_STEELWALL_TOPLEFT     (EL_FIRST_DUMMY + 6)
1089 #define EL_INVISIBLE_STEELWALL_TOPRIGHT    (EL_FIRST_DUMMY + 7)
1090 #define EL_INVISIBLE_STEELWALL_BOTTOMLEFT  (EL_FIRST_DUMMY + 8)
1091 #define EL_INVISIBLE_STEELWALL_BOTTOMRIGHT (EL_FIRST_DUMMY + 9)
1092 #define EL_INVISIBLE_STEELWALL_HORIZONTAL  (EL_FIRST_DUMMY + 10)
1093 #define EL_INVISIBLE_STEELWALL_VERTICAL    (EL_FIRST_DUMMY + 11)
1094 #define EL_DYNABOMB                     (EL_FIRST_DUMMY + 12)
1095 #define EL_DYNABOMB_ACTIVE              (EL_FIRST_DUMMY + 13)
1096 #define EL_DYNABOMB_PLAYER_1            (EL_FIRST_DUMMY + 14)
1097 #define EL_DYNABOMB_PLAYER_2            (EL_FIRST_DUMMY + 15)
1098 #define EL_DYNABOMB_PLAYER_3            (EL_FIRST_DUMMY + 16)
1099 #define EL_DYNABOMB_PLAYER_4            (EL_FIRST_DUMMY + 17)
1100 #define EL_SHIELD_NORMAL_ACTIVE         (EL_FIRST_DUMMY + 18)
1101 #define EL_SHIELD_DEADLY_ACTIVE         (EL_FIRST_DUMMY + 19)
1102 #define EL_AMOEBA                       (EL_FIRST_DUMMY + 20)
1103 #define EL_DEFAULT                      (EL_FIRST_DUMMY + 21)
1104 #define EL_BD_DEFAULT                   (EL_FIRST_DUMMY + 22)
1105 #define EL_SP_DEFAULT                   (EL_FIRST_DUMMY + 23)
1106 #define EL_SB_DEFAULT                   (EL_FIRST_DUMMY + 24)
1107
1108 /* internal elements (only used for internal purposes like copying) */
1109 #define EL_FIRST_INTERNAL               (EL_FIRST_DUMMY + 25)
1110
1111 #define EL_INTERNAL_CLIPBOARD_CUSTOM    (EL_FIRST_INTERNAL + 0)
1112 #define EL_INTERNAL_CLIPBOARD_CHANGE    (EL_FIRST_INTERNAL + 1)
1113 #define EL_INTERNAL_CLIPBOARD_GROUP     (EL_FIRST_INTERNAL + 2)
1114 #define EL_INTERNAL_DUMMY               (EL_FIRST_INTERNAL + 3)
1115
1116 #define EL_INTERNAL_CLIPBOARD_START     (EL_FIRST_INTERNAL + 0)
1117 #define EL_INTERNAL_CLIPBOARD_END       (EL_FIRST_INTERNAL + 2)
1118 #define EL_INTERNAL_START               (EL_FIRST_INTERNAL + 0)
1119 #define EL_INTERNAL_END                 (EL_FIRST_INTERNAL + 3)
1120
1121 #define MAX_NUM_ELEMENTS                (EL_FIRST_INTERNAL + 4)
1122
1123
1124 /* values for graphics/sounds action types */
1125 #define ACTION_DEFAULT                  0
1126 #define ACTION_WAITING                  1
1127 #define ACTION_FALLING                  2
1128 #define ACTION_MOVING                   3
1129 #define ACTION_DIGGING                  4
1130 #define ACTION_SNAPPING                 5
1131 #define ACTION_COLLECTING               6
1132 #define ACTION_DROPPING                 7
1133 #define ACTION_PUSHING                  8
1134 #define ACTION_WALKING                  9
1135 #define ACTION_PASSING                  10
1136 #define ACTION_IMPACT                   11
1137 #define ACTION_BREAKING                 12
1138 #define ACTION_ACTIVATING               13
1139 #define ACTION_DEACTIVATING             14
1140 #define ACTION_OPENING                  15
1141 #define ACTION_CLOSING                  16
1142 #define ACTION_ATTACKING                17
1143 #define ACTION_GROWING                  18
1144 #define ACTION_SHRINKING                19
1145 #define ACTION_ACTIVE                   20
1146 #define ACTION_FILLING                  21
1147 #define ACTION_EMPTYING                 22
1148 #define ACTION_CHANGING                 23
1149 #define ACTION_EXPLODING                24
1150 #define ACTION_BORING                   25
1151 #define ACTION_BORING_1                 26
1152 #define ACTION_BORING_2                 27
1153 #define ACTION_BORING_3                 28
1154 #define ACTION_BORING_4                 29
1155 #define ACTION_BORING_5                 30
1156 #define ACTION_BORING_6                 31
1157 #define ACTION_BORING_7                 32
1158 #define ACTION_BORING_8                 33
1159 #define ACTION_BORING_9                 34
1160 #define ACTION_BORING_10                35
1161 #define ACTION_SLEEPING                 36
1162 #define ACTION_SLEEPING_1               37
1163 #define ACTION_SLEEPING_2               38
1164 #define ACTION_SLEEPING_3               39
1165 #define ACTION_AWAKENING                40
1166 #define ACTION_DYING                    41
1167 #define ACTION_TURNING                  42
1168 #define ACTION_TURNING_FROM_LEFT        43
1169 #define ACTION_TURNING_FROM_RIGHT       44
1170 #define ACTION_TURNING_FROM_UP          45
1171 #define ACTION_TURNING_FROM_DOWN        46
1172 #define ACTION_SMASHED_BY_ROCK          47
1173 #define ACTION_SMASHED_BY_SPRING        48
1174 #define ACTION_SLURPED_BY_SPRING        49
1175 #define ACTION_TWINKLING                50
1176 #define ACTION_OTHER                    51
1177
1178 #define NUM_ACTIONS                     52
1179
1180 #define ACTION_BORING_LAST              ACTION_BORING_10
1181 #define ACTION_SLEEPING_LAST            ACTION_SLEEPING_3
1182
1183
1184 /* values for special image configuration suffixes (must match game mode) */
1185 #define GFX_SPECIAL_ARG_DEFAULT         0
1186 #define GFX_SPECIAL_ARG_MAIN            1
1187 #define GFX_SPECIAL_ARG_LEVELS          2
1188 #define GFX_SPECIAL_ARG_SCORES          3
1189 #define GFX_SPECIAL_ARG_EDITOR          4
1190 #define GFX_SPECIAL_ARG_INFO            5
1191 #define GFX_SPECIAL_ARG_SETUP           6
1192 #define GFX_SPECIAL_ARG_PLAYING         7
1193 #define GFX_SPECIAL_ARG_DOOR            8
1194 #define GFX_SPECIAL_ARG_PREVIEW         9
1195 #define GFX_SPECIAL_ARG_CRUMBLED        10
1196
1197 #define NUM_SPECIAL_GFX_ARGS            11
1198
1199
1200 /* values for image configuration suffixes */
1201 #define GFX_ARG_X                       0
1202 #define GFX_ARG_Y                       1
1203 #define GFX_ARG_XPOS                    2
1204 #define GFX_ARG_YPOS                    3
1205 #define GFX_ARG_WIDTH                   4
1206 #define GFX_ARG_HEIGHT                  5
1207 #define GFX_ARG_VERTICAL                6
1208 #define GFX_ARG_OFFSET                  7
1209 #define GFX_ARG_XOFFSET                 8
1210 #define GFX_ARG_YOFFSET                 9
1211 #define GFX_ARG_2ND_MOVEMENT_TILE       10
1212 #define GFX_ARG_2ND_VERTICAL            11
1213 #define GFX_ARG_2ND_OFFSET              12
1214 #define GFX_ARG_2ND_XOFFSET             13
1215 #define GFX_ARG_2ND_YOFFSET             14
1216 #define GFX_ARG_FRAMES                  15
1217 #define GFX_ARG_FRAMES_PER_LINE         16
1218 #define GFX_ARG_START_FRAME             17
1219 #define GFX_ARG_DELAY                   18
1220 #define GFX_ARG_ANIM_MODE               19
1221 #define GFX_ARG_GLOBAL_SYNC             20
1222 #define GFX_ARG_CRUMBLED_LIKE           21
1223 #define GFX_ARG_DIGGABLE_LIKE           22
1224 #define GFX_ARG_BORDER_SIZE             23
1225 #define GFX_ARG_STEP_OFFSET             24
1226 #define GFX_ARG_STEP_DELAY              25
1227 #define GFX_ARG_DIRECTION               26
1228 #define GFX_ARG_POSITION                27
1229 #define GFX_ARG_DRAW_XOFFSET            28
1230 #define GFX_ARG_DRAW_YOFFSET            29
1231 #define GFX_ARG_DRAW_MASKED             30
1232 #define GFX_ARG_ANIM_DELAY_FIXED        31
1233 #define GFX_ARG_ANIM_DELAY_RANDOM       32
1234 #define GFX_ARG_POST_DELAY_FIXED        33
1235 #define GFX_ARG_POST_DELAY_RANDOM       34
1236 #define GFX_ARG_NAME                    35
1237 #define GFX_ARG_SCALE_UP_FACTOR         36
1238
1239 #define NUM_GFX_ARGS                    37
1240
1241
1242 /* values for sound configuration suffixes */
1243 #define SND_ARG_MODE_LOOP               0
1244 #define SND_ARG_VOLUME                  1
1245 #define SND_ARG_PRIORITY                2
1246
1247 #define NUM_SND_ARGS                    3
1248
1249
1250 /* values for music configuration suffixes */
1251 #define MUS_ARG_MODE_LOOP               0
1252
1253 #define NUM_MUS_ARGS                    1
1254
1255
1256 /* values for font configuration */
1257 #define FONT_INITIAL_1                  0
1258 #define FONT_INITIAL_2                  1
1259 #define FONT_INITIAL_3                  2
1260 #define FONT_INITIAL_4                  3
1261 #define FONT_TITLE_1                    4
1262 #define FONT_TITLE_2                    5
1263 #define FONT_MENU_1                     6
1264 #define FONT_MENU_2                     7
1265 #define FONT_TEXT_1_ACTIVE              8
1266 #define FONT_TEXT_2_ACTIVE              9
1267 #define FONT_TEXT_3_ACTIVE              10
1268 #define FONT_TEXT_4_ACTIVE              11
1269 #define FONT_TEXT_1                     12
1270 #define FONT_TEXT_2                     13
1271 #define FONT_TEXT_3                     14
1272 #define FONT_TEXT_4                     15
1273 #define FONT_ENVELOPE_1                 16
1274 #define FONT_ENVELOPE_2                 17
1275 #define FONT_ENVELOPE_3                 18
1276 #define FONT_ENVELOPE_4                 19
1277 #define FONT_INPUT_1_ACTIVE             20
1278 #define FONT_INPUT_2_ACTIVE             21
1279 #define FONT_INPUT_1                    22
1280 #define FONT_INPUT_2                    23
1281 #define FONT_OPTION_OFF                 24
1282 #define FONT_OPTION_ON                  25
1283 #define FONT_VALUE_1                    26
1284 #define FONT_VALUE_2                    27
1285 #define FONT_VALUE_OLD                  28
1286 #define FONT_LEVEL_NUMBER               29
1287 #define FONT_TAPE_RECORDER              30
1288 #define FONT_GAME_INFO                  31
1289
1290 #define NUM_FONTS                       32
1291 #define NUM_INITIAL_FONTS               4
1292
1293 /* values for game_status (must match special image configuration suffixes) */
1294 #define GAME_MODE_DEFAULT               0
1295 #define GAME_MODE_MAIN                  1
1296 #define GAME_MODE_LEVELS                2
1297 #define GAME_MODE_SCORES                3
1298 #define GAME_MODE_EDITOR                4
1299 #define GAME_MODE_INFO                  5
1300 #define GAME_MODE_SETUP                 6
1301 #define GAME_MODE_PLAYING               7
1302 #define GAME_MODE_PSEUDO_DOOR           8
1303 #define GAME_MODE_PSEUDO_PREVIEW        9
1304 #define GAME_MODE_PSEUDO_CRUMBLED       10
1305
1306 /* there are no special config file suffixes for these modes */
1307 #define GAME_MODE_PSEUDO_TYPENAME       11
1308 #define GAME_MODE_QUIT                  12
1309
1310 /* special definitions currently only used for custom artwork configuration */
1311 #define MUSIC_PREFIX_BACKGROUND         0
1312 #define NUM_MUSIC_PREFIXES              1
1313 #define MAX_LEVELS                      1000
1314
1315 /* definitions for demo animation lists */
1316 #define HELPANIM_LIST_NEXT              -1
1317 #define HELPANIM_LIST_END               -999
1318
1319
1320 /* program information and versioning definitions */
1321
1322 #define PROGRAM_VERSION_MAJOR           3
1323 #define PROGRAM_VERSION_MINOR           1
1324 #define PROGRAM_VERSION_PATCH           1
1325 #define PROGRAM_VERSION_BUILD           0
1326
1327 #define PROGRAM_TITLE_STRING            "Rocks'n'Diamonds"
1328 #define PROGRAM_AUTHOR_STRING           "Holger Schemel"
1329 #define PROGRAM_COPYRIGHT_STRING       "Copyright ©1995-2004 by Holger Schemel"
1330
1331 #define ICON_TITLE_STRING               PROGRAM_TITLE_STRING
1332 #define COOKIE_PREFIX                   "ROCKSNDIAMONDS"
1333 #define FILENAME_PREFIX                 "Rocks"
1334
1335 #if defined(PLATFORM_UNIX)
1336 #define USERDATA_DIRECTORY              ".rocksndiamonds"
1337 #elif defined(PLATFORM_WIN32)
1338 #define USERDATA_DIRECTORY              PROGRAM_TITLE_STRING
1339 #else
1340 #define USERDATA_DIRECTORY              "userdata"
1341 #endif
1342
1343 #define X11_ICON_FILENAME               "rocks_icon.xbm"
1344 #define X11_ICONMASK_FILENAME           "rocks_iconmask.xbm"
1345 #define MSDOS_POINTER_FILENAME          "mouse.pcx"
1346
1347 /* file version numbers for resource files (levels, tapes, score, setup, etc.)
1348 ** currently supported/known file version numbers:
1349 **      1.0 (old)
1350 **      1.2 (still in use)
1351 **      1.4 (still in use)
1352 **      2.0 (actual)
1353 */
1354 #define FILE_VERSION_1_0                VERSION_IDENT(1,0,0,0)
1355 #define FILE_VERSION_1_2                VERSION_IDENT(1,2,0,0)
1356 #define FILE_VERSION_1_4                VERSION_IDENT(1,4,0,0)
1357 #define FILE_VERSION_2_0                VERSION_IDENT(2,0,0,0)
1358
1359 /* file version does not change for every program version, but is changed
1360    when new features are introduced that are incompatible with older file
1361    versions, so that they can be treated accordingly */
1362 #define FILE_VERSION_ACTUAL             FILE_VERSION_2_0
1363
1364 #define GAME_VERSION_1_0                FILE_VERSION_1_0
1365 #define GAME_VERSION_1_2                FILE_VERSION_1_2
1366 #define GAME_VERSION_1_4                FILE_VERSION_1_4
1367 #define GAME_VERSION_2_0                FILE_VERSION_2_0
1368
1369 #define GAME_VERSION_ACTUAL             VERSION_IDENT(PROGRAM_VERSION_MAJOR, \
1370                                                       PROGRAM_VERSION_MINOR, \
1371                                                       PROGRAM_VERSION_PATCH, \
1372                                                       PROGRAM_VERSION_BUILD)
1373
1374 /* values for game_emulation */
1375 #define EMU_NONE                        0
1376 #define EMU_BOULDERDASH                 1
1377 #define EMU_SOKOBAN                     2
1378 #define EMU_SUPAPLEX                    3
1379
1380 /* values for level file type identifier */
1381 #define LEVEL_FILE_TYPE_UNKNOWN         0
1382 #define LEVEL_FILE_TYPE_RND             1
1383 #define LEVEL_FILE_TYPE_BD              2
1384 #define LEVEL_FILE_TYPE_EM              3
1385 #define LEVEL_FILE_TYPE_SP              4
1386 #define LEVEL_FILE_TYPE_DX              5
1387 #define LEVEL_FILE_TYPE_SB              6
1388 #define LEVEL_FILE_TYPE_DC              7
1389
1390 #define NUM_LEVEL_FILE_TYPES            8
1391
1392 /* values for game engine type identifier */
1393 #define GAME_ENGINE_TYPE_UNKNOWN        LEVEL_FILE_TYPE_UNKNOWN
1394 #define GAME_ENGINE_TYPE_RND            LEVEL_FILE_TYPE_RND
1395 #define GAME_ENGINE_TYPE_EM             LEVEL_FILE_TYPE_EM
1396
1397 #define NUM_ENGINE_TYPES                3
1398
1399
1400 struct MenuInfo
1401 {
1402   int draw_xoffset_default;
1403   int draw_yoffset_default;
1404   int draw_xoffset[NUM_SPECIAL_GFX_ARGS];
1405   int draw_yoffset[NUM_SPECIAL_GFX_ARGS];
1406
1407   int scrollbar_xoffset;
1408
1409   int list_size_default;
1410   int list_size[NUM_SPECIAL_GFX_ARGS];
1411
1412   int sound[NUM_SPECIAL_GFX_ARGS];
1413   int music[NUM_SPECIAL_GFX_ARGS];
1414 };
1415
1416 struct DoorInfo
1417 {
1418   int step_offset;
1419   int step_delay;
1420   int anim_mode;
1421 };
1422
1423 struct HiScore
1424 {
1425   char Name[MAX_PLAYER_NAME_LEN + 1];
1426   int Score;
1427 };
1428
1429 struct PlayerInfo
1430 {
1431   boolean present;              /* player present in level playfield */
1432   boolean connected;            /* player connected (locally or via network) */
1433   boolean active;               /* player present and connected */
1434
1435   int index_nr;                 /* player number (0 to 3) */
1436   int index_bit;                /* player number bit (1 << 0 to 1 << 3) */
1437   int element_nr;               /* element (EL_PLAYER_1 to EL_PLAYER_4) */
1438   int client_nr;                /* network client identifier */
1439
1440   byte action;                  /* action from local input device */
1441   byte effective_action;        /* action acknowledged from network server
1442                                    or summarized over all configured input
1443                                    devices when in single player mode */
1444   byte programmed_action;       /* action forced by game itself (like moving
1445                                    through doors); overrides other actions */
1446
1447   int jx, jy, last_jx, last_jy;
1448   int MovDir, MovPos, GfxDir, GfxPos;
1449   int Frame, StepFrame;
1450
1451   int GfxAction;
1452
1453   boolean use_murphy_graphic;
1454
1455   boolean block_last_field;
1456   int block_delay;
1457
1458   boolean can_fall_into_acid;
1459
1460   boolean LevelSolved, GameOver;
1461
1462   int last_move_dir;
1463
1464   boolean is_waiting;
1465   boolean is_moving;
1466   boolean is_auto_moving;
1467   boolean is_digging;
1468   boolean is_snapping;
1469   boolean is_collecting;
1470   boolean is_pushing;
1471   boolean is_switching;
1472   boolean is_dropping;
1473
1474   boolean is_bored;
1475   boolean is_sleeping;
1476
1477   int frame_counter_bored;
1478   int frame_counter_sleeping;
1479
1480   int anim_delay_counter;
1481   int post_delay_counter;
1482
1483   int action_waiting, last_action_waiting;
1484   int special_action_bored;
1485   int special_action_sleeping;
1486
1487   int num_special_action_bored;
1488   int num_special_action_sleeping;
1489
1490   int switch_x, switch_y;
1491
1492   int show_envelope;
1493
1494 #if 1   /* USE_NEW_MOVE_DELAY */
1495   int move_delay;
1496   int move_delay_value;
1497 #else
1498   unsigned long move_delay;
1499   int move_delay_value;
1500 #endif
1501
1502   int move_delay_reset_counter;
1503
1504 #if 1   /* USE_NEW_PUSH_DELAY */
1505   int push_delay;
1506   int push_delay_value;
1507 #else
1508   unsigned long push_delay;
1509   unsigned long push_delay_value;
1510 #endif
1511
1512   unsigned long actual_frame_counter;
1513
1514   int drop_delay;
1515
1516   int step_counter;
1517
1518   int score;
1519   int gems_still_needed;
1520   int sokobanfields_still_needed;
1521   int lights_still_needed;
1522   int friends_still_needed;
1523   int key[4];
1524   int dynabomb_count, dynabomb_size, dynabombs_left, dynabomb_xl;
1525   int shield_normal_time_left;
1526   int shield_deadly_time_left;
1527
1528   int inventory_element[MAX_INVENTORY_SIZE];
1529   int inventory_infinite_element;
1530   int inventory_size;
1531 };
1532
1533 struct LevelSetInfo
1534 {
1535   int music[MAX_LEVELS];
1536 };
1537
1538 struct LevelFileInfo
1539 {
1540   int nr;
1541   int type;
1542   boolean packed;
1543   char *basename;
1544   char *filename;
1545 };
1546
1547 struct LevelInfo
1548 {
1549   struct LevelFileInfo file_info;
1550
1551   int game_engine_type;
1552
1553   /* level stored in native format for the alternative native game engines */
1554   struct LevelInfo_EM *native_em_level;
1555
1556   int file_version;     /* file format version the level is stored with    */
1557   int game_version;     /* game release version the level was created with */
1558
1559   boolean encoding_16bit_field;         /* level contains 16-bit elements  */
1560   boolean encoding_16bit_yamyam;        /* yamyam contains 16-bit elements */
1561   boolean encoding_16bit_amoeba;        /* amoeba contains 16-bit elements */
1562
1563   int fieldx, fieldy;
1564
1565   int time;                             /* available time (seconds) */
1566   int gems_needed;
1567
1568   char name[MAX_LEVEL_NAME_LEN + 1];
1569   char author[MAX_LEVEL_AUTHOR_LEN + 1];
1570
1571   char envelope_text[4][MAX_ENVELOPE_TEXT_LEN + 1];
1572   int envelope_xsize[4], envelope_ysize[4];
1573
1574   int score[LEVEL_SCORE_ELEMENTS];
1575
1576   int yamyam_content[MAX_ELEMENT_CONTENTS][3][3];
1577   int num_yamyam_contents;
1578
1579   int amoeba_speed;
1580   int amoeba_content;
1581
1582   int time_magic_wall;
1583   int time_wheel;
1584   int time_light;
1585   int time_timegate;
1586
1587   /* values for the new EMC elements */
1588   int android_move_time;
1589   int android_clone_time;
1590   boolean ball_random;
1591   boolean ball_state_initial;
1592   int ball_time;
1593   int lenses_score;
1594   int magnify_score;
1595   int slurp_score;
1596   int lenses_time;
1597   int magnify_time;
1598   int wind_direction_initial;
1599   int ball_content[NUM_MAGIC_BALL_CONTENTS][3][3];
1600   boolean android_array[16];
1601
1602   int can_move_into_acid_bits;  /* bitfield to store property for elements */
1603   int dont_collide_with_bits;   /* bitfield to store property for elements */
1604
1605   boolean double_speed;
1606   boolean initial_gravity;
1607   boolean em_slippery_gems;     /* EM style "gems slip from wall" behaviour */
1608   boolean use_spring_bug;       /* for compatibility with old levels */
1609   boolean instant_relocation;   /* no visual delay when relocating player */
1610   boolean can_pass_to_walkable; /* player can pass to empty or walkable tile */
1611   boolean grow_into_diggable;   /* amoeba can grow into anything diggable */
1612
1613   boolean block_last_field;     /* player blocks previous field while moving */
1614   boolean sp_block_last_field;  /* player blocks previous field while moving */
1615   int block_delay;              /* delay for blocking previous field */
1616   int sp_block_delay;           /* delay for blocking previous field */
1617
1618   /* ('int' instead of 'boolean' because used as selectbox value in editor) */
1619   int use_step_counter;         /* count steps instead of seconds for level */
1620
1621   short field[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1622
1623   boolean use_custom_template;  /* use custom properties from template file */
1624
1625   boolean no_valid_file;        /* set when level file missing or invalid */
1626
1627   boolean changed;              /* set when level was changed in the editor */
1628 };
1629
1630 struct TapeInfo
1631 {
1632   int file_version;     /* file format version the tape is stored with    */
1633   int game_version;     /* game release version the tape was created with */
1634   int engine_version;   /* game engine version the tape was recorded with */
1635
1636   char *level_identifier;
1637   int level_nr;
1638   unsigned long random_seed;
1639   unsigned long date;
1640   unsigned long counter;
1641   unsigned long length;
1642   unsigned long length_seconds;
1643   unsigned int delay_played;
1644   boolean pause_before_death;
1645   boolean recording, playing, pausing;
1646   boolean fast_forward;
1647   boolean warp_forward;
1648   boolean deactivate_display;
1649   boolean auto_play;
1650   boolean auto_play_level_solved;
1651   boolean quick_resume;
1652   boolean single_step;
1653   boolean changed;
1654   boolean player_participates[MAX_PLAYERS];
1655   int num_participating_players;
1656
1657   struct
1658   {
1659     byte action[MAX_PLAYERS];
1660     byte delay;
1661   } pos[MAX_TAPELEN];
1662
1663   boolean no_valid_file;        /* set when tape file missing or invalid */
1664 };
1665
1666 struct GameInfo
1667 {
1668   /* values for engine initialization */
1669   int default_push_delay_fixed;
1670   int default_push_delay_random;
1671
1672   /* constant within running game */
1673   int engine_version;
1674   int emulation;
1675   int initial_move_delay;
1676   int initial_move_delay_value;
1677   int initial_push_delay_value;
1678
1679   /* flags to handle bugs in and changes between different engine versions */
1680   /* (for the latest engine version, these flags should always be "FALSE") */
1681   boolean use_bug_change_when_pushing;
1682
1683   /* variable within running game */
1684   int yamyam_content_nr;
1685   boolean magic_wall_active;
1686   int magic_wall_time_left;
1687   int light_time_left;
1688   int timegate_time_left;
1689   int belt_dir[4];
1690   int belt_dir_nr[4];
1691   int switchgate_pos;
1692   int balloon_dir;
1693   boolean gravity;
1694   boolean explosions_delayed;
1695   boolean envelope_active;
1696
1697   /* values for player idle animation (no effect on engine) */
1698   int player_boring_delay_fixed;
1699   int player_boring_delay_random;
1700   int player_sleeping_delay_fixed;
1701   int player_sleeping_delay_random;
1702 };
1703
1704 struct GlobalInfo
1705 {
1706   char *autoplay_leveldir;
1707   int autoplay_level_nr;
1708
1709   char *convert_leveldir;
1710   int convert_level_nr;
1711
1712   int num_toons;
1713
1714   float frames_per_second;
1715   boolean fps_slowdown;
1716   int fps_slowdown_factor;
1717 };
1718
1719 struct ElementChangeInfo
1720 {
1721   boolean can_change;           /* use or ignore this change info */
1722
1723   unsigned long events;         /* change events */
1724
1725   int trigger_player;           /* player triggering change */
1726   int trigger_side;             /* side triggering change */
1727   int trigger_page;             /* page triggering change */
1728
1729   short target_element;         /* target element after change */
1730
1731   int delay_fixed;              /* added frame delay before changed (fixed) */
1732   int delay_random;             /* added frame delay before changed (random) */
1733   int delay_frames;             /* either 1 (frames) or 50 (seconds; 50 fps) */
1734
1735   short trigger_element;        /* element triggering change */
1736
1737   int target_content[3][3];     /* elements for extended change target */
1738   boolean use_target_content;   /* use extended change target */
1739   boolean only_if_complete;     /* only use complete target content */
1740   boolean use_random_replace;   /* use random value for replacing elements */
1741   int random_percentage;        /* random value for replacing elements */
1742   int replace_when;             /* type of elements that can be replaced */
1743
1744   boolean explode;              /* explode instead of change */
1745
1746   /* ---------- internal values used at runtime when playing ---------- */
1747
1748   /* functions that are called before, while and after the change of an
1749      element -- currently only used for non-custom elements */
1750   void (*pre_change_function)(int x, int y);
1751   void (*change_function)(int x, int y);
1752   void (*post_change_function)(int x, int y);
1753
1754   short actual_trigger_element; /* element that actually triggered change */
1755   int actual_trigger_player;    /* player which actually triggered change */
1756
1757   /* ---------- internal values used in level editor ---------- */
1758
1759   int direct_action;            /* change triggered by actions on element */
1760   int other_action;             /* change triggered by other element actions */
1761 };
1762
1763 struct ElementGroupInfo
1764 {
1765   int num_elements;                     /* number of elements in this group */
1766   short element[MAX_ELEMENTS_IN_GROUP]; /* list of elements in this group */
1767
1768   int choice_mode;              /* how to choose element from group */
1769
1770   /* ---------- internal values used at runtime when playing ---------- */
1771
1772   /* the following is the same as above, but with recursively resolved group
1773      elements (group elements may also contain further group elements!) */
1774   int num_elements_resolved;
1775   short element_resolved[NUM_FILE_ELEMENTS];
1776
1777   int choice_pos;               /* current element choice position */
1778 };
1779
1780 struct ElementNameInfo
1781 {
1782   /* ---------- token and description strings ---------- */
1783
1784   char *token_name;             /* element token used in config files */
1785   char *class_name;             /* element class used in config files */
1786   char *editor_description;     /* pre-defined description for level editor */
1787 };
1788
1789 struct ElementInfo
1790 {
1791   /* ---------- token and description strings ---------- */
1792
1793   char *token_name;             /* element token used in config files */
1794   char *class_name;             /* element class used in config files */
1795   char *editor_description;     /* pre-defined description for level editor */
1796   char *custom_description;     /* alternative description from config file */
1797   char description[MAX_ELEMENT_NAME_LEN + 1];   /* for custom/group elements */
1798
1799   /* ---------- graphic and sound definitions ---------- */
1800
1801   int graphic[NUM_ACTIONS];     /* default graphics for several actions */
1802   int direction_graphic[NUM_ACTIONS][NUM_DIRECTIONS];
1803                                 /* special graphics for left/right/up/down */
1804
1805   int crumbled[NUM_ACTIONS];    /* crumbled graphics for several actions */
1806   int direction_crumbled[NUM_ACTIONS][NUM_DIRECTIONS];
1807                                 /* crumbled graphics for left/right/up/down */
1808
1809   int special_graphic[NUM_SPECIAL_GFX_ARGS];
1810                                 /* special graphics for certain screens */
1811
1812   int sound[NUM_ACTIONS];       /* default sounds for several actions */
1813
1814   /* ---------- special element property values ---------- */
1815
1816   boolean use_gfx_element;      /* use custom graphic element */
1817   short gfx_element;            /* optional custom graphic element */
1818
1819   int access_direction;         /* accessible from which direction */
1820
1821   int collect_score;            /* score value for collecting */
1822   int collect_count;            /* count value for collecting */
1823
1824   int push_delay_fixed;         /* constant delay before pushing */
1825   int push_delay_random;        /* additional random delay before pushing */
1826   int drop_delay_fixed;         /* constant delay after dropping */
1827   int drop_delay_random;        /* additional random delay after dropping */
1828   int move_delay_fixed;         /* constant delay after moving */
1829   int move_delay_random;        /* additional random delay after moving */
1830
1831   int move_pattern;             /* direction movable element moves to */
1832   int move_direction_initial;   /* initial direction element moves to */
1833   int move_stepsize;            /* step size element moves with */
1834
1835   int move_enter_element;       /* element that can be entered (and removed) */
1836   int move_leave_element;       /* element that can be left behind */
1837   int move_leave_type;          /* change (limited) or leave (unlimited) */
1838
1839   int slippery_type;            /* how/where other elements slip away */
1840
1841   int content[3][3];            /* new elements after explosion */
1842
1843   int explosion_type;           /* type of explosion, like 3x3, 3+3 or 1x1 */
1844   int explosion_delay;          /* duration of explosion of this element */
1845   int ignition_delay;           /* delay for explosion by other explosion */
1846
1847   struct ElementChangeInfo *change_page; /* actual list of change pages */
1848   struct ElementChangeInfo *change;      /* pointer to current change page */
1849
1850   int num_change_pages;         /* actual number of change pages */
1851   int current_change_page;      /* currently edited change page */
1852
1853   struct ElementGroupInfo *group;       /* pointer to element group info */
1854
1855   /* ---------- internal values used at runtime when playing ---------- */
1856
1857   unsigned long change_events;  /* bitfield for combined change events */
1858
1859   int event_page_nr[NUM_CHANGE_EVENTS]; /* page number for each event */
1860   struct ElementChangeInfo *event_page[NUM_CHANGE_EVENTS]; /* page for event */
1861
1862   boolean in_group[NUM_GROUP_ELEMENTS];
1863
1864 #if 0
1865   boolean can_leave_element;    /* element can leave other element behind */
1866   boolean can_leave_element_last;
1867 #endif
1868
1869   /* ---------- internal values used in level editor ---------- */
1870
1871   int access_type;              /* walkable or passable */
1872   int access_layer;             /* accessible over/inside/under */
1873   int access_protected;         /* protection against deadly elements */
1874   int walk_to_action;           /* diggable/collectible/pushable */
1875   int smash_targets;            /* can smash player/enemies/everything */
1876   int deadliness;               /* deadly when running/colliding/touching */
1877
1878   boolean can_explode_by_fire;  /* element explodes by fire */
1879   boolean can_explode_smashed;  /* element explodes when smashed */
1880   boolean can_explode_impact;   /* element explodes on impact */
1881
1882   boolean modified_settings;    /* set for all modified custom elements */
1883 };
1884
1885 struct FontInfo
1886 {
1887   char *token_name;             /* font token used in config files */
1888
1889   int graphic;                  /* default graphic for this font */
1890   int special_graphic[NUM_SPECIAL_GFX_ARGS];
1891                                 /* special graphics for certain screens */
1892   int special_bitmap_id[NUM_SPECIAL_GFX_ARGS];
1893                                 /* internal bitmap ID for special graphics */
1894 };
1895
1896 struct GraphicInfo
1897 {
1898   Bitmap *bitmap;
1899   int src_x, src_y;             /* start position of animation frames */
1900   int width, height;            /* width/height of each animation frame */
1901   int offset_x, offset_y;       /* x/y offset to next animation frame */
1902   int offset2_x, offset2_y;     /* x/y offset to second movement tile */
1903   boolean double_movement;      /* animation has second movement tile */
1904   int anim_frames;
1905   int anim_frames_per_line;
1906   int anim_start_frame;
1907   int anim_delay;               /* important: delay of 1 means "no delay"! */
1908   int anim_mode;
1909   boolean anim_global_sync;
1910   int crumbled_like;            /* element for cloning crumble graphics */
1911   int diggable_like;            /* element for cloning digging graphics */
1912   int border_size;              /* border size for "crumbled" graphics */
1913   int scale_up_factor;          /* optional factor for scaling image up */
1914
1915   int anim_delay_fixed;         /* optional delay values for bored and   */
1916   int anim_delay_random;        /* sleeping player animations (animation */
1917   int post_delay_fixed;         /* intervall and following pause before  */
1918   int post_delay_random;        /* next intervall (bored animation only) */
1919
1920   int step_offset;              /* optional step offset of toon animations */
1921   int step_delay;               /* optional step delay of toon animations */
1922
1923   int draw_x, draw_y;           /* optional offset for drawing fonts chars */
1924
1925   int draw_masked;              /* optional setting for drawing envelope gfx */
1926
1927 #if defined(TARGET_X11_NATIVE_PERFORMANCE_WORKAROUND)
1928   Pixmap clip_mask;             /* single-graphic-only clip mask for X11 */
1929   GC clip_gc;                   /* single-graphic-only clip gc for X11 */
1930 #endif
1931 };
1932
1933 struct SoundInfo
1934 {
1935   boolean loop;
1936   int volume;
1937   int priority;
1938 };
1939
1940 struct MusicInfo
1941 {
1942   boolean loop;
1943 };
1944
1945 struct MusicPrefixInfo
1946 {
1947   char *prefix;
1948   boolean is_loop_music;
1949 };
1950
1951 struct MusicFileInfo
1952 {
1953   char *basename;
1954
1955   char *title_header;
1956   char *artist_header;
1957   char *album_header;
1958   char *year_header;
1959
1960   char *title;
1961   char *artist;
1962   char *album;
1963   char *year;
1964
1965   int music;
1966
1967   boolean is_sound;
1968
1969   struct MusicFileInfo *next;
1970 };
1971
1972 struct ElementActionInfo
1973 {
1974   char *suffix;
1975   int value;
1976   boolean is_loop_sound;
1977 };
1978
1979 struct ElementDirectionInfo
1980 {
1981   char *suffix;
1982   int value;
1983 };
1984
1985 struct SpecialSuffixInfo
1986 {
1987   char *suffix;
1988   int value;
1989 };
1990
1991 struct HelpAnimInfo
1992 {
1993   int element;
1994   int action;
1995   int direction;
1996
1997   int delay;
1998 };
1999
2000
2001 #if 0
2002 extern GC                       tile_clip_gc;
2003 extern Bitmap                  *pix[];
2004 #endif
2005 extern Bitmap                  *bitmap_db_field, *bitmap_db_door;
2006 extern Pixmap                   tile_clipmask[];
2007 extern DrawBuffer             *fieldbuffer;
2008 extern DrawBuffer             *drawto_field;
2009
2010 extern int                      game_status;
2011 extern boolean                  level_editor_test_game;
2012 extern boolean                  network_playing;
2013
2014 #if defined(TARGET_SDL)
2015 extern boolean                  network_server;
2016 extern SDL_Thread              *server_thread;
2017 #endif
2018
2019 extern int                      key_joystick_mapping;
2020
2021 extern boolean                  redraw[MAX_BUF_XSIZE][MAX_BUF_YSIZE];
2022 extern int                      redraw_x1, redraw_y1;
2023
2024 extern short                    Feld[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2025 extern short                    MovPos[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2026 extern short                    MovDir[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2027 extern short                    MovDelay[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2028 extern short                    ChangeDelay[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2029 extern short                    ChangePage[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2030 extern short                    Store[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2031 extern short                    Store2[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2032 extern short                    StorePlayer[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2033 extern short                    Back[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2034 extern boolean                  Stop[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2035 extern boolean                  Pushed[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2036 extern unsigned long            Changed[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2037 extern unsigned long            ChangeEvent[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2038 extern short                    WasJustMoving[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2039 extern short                    WasJustFalling[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2040 extern short                    CheckCollision[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2041 extern short                    AmoebaNr[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2042 extern short                    AmoebaCnt[MAX_NUM_AMOEBA];
2043 extern short                    AmoebaCnt2[MAX_NUM_AMOEBA];
2044 extern short                    ExplodeField[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2045 extern short                    ExplodePhase[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2046 extern short                    ExplodeDelay[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2047 extern int                      RunnerVisit[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2048 extern int                      PlayerVisit[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2049
2050 extern unsigned long            Properties[MAX_NUM_ELEMENTS][NUM_EP_BITFIELDS];
2051
2052 extern int                      GfxFrame[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2053 extern int                      GfxRandom[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2054 extern int                      GfxElement[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2055 extern int                      GfxAction[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2056 extern int                      GfxDir[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2057
2058 extern int                      lev_fieldx, lev_fieldy;
2059 extern int                      scroll_x, scroll_y;
2060
2061 extern int                      FX, FY;
2062 extern int                      ScrollStepSize;
2063 extern int                      ScreenMovDir, ScreenMovPos, ScreenGfxPos;
2064 extern int                      BorderElement;
2065 extern int                      GameFrameDelay;
2066 extern int                      FfwdFrameDelay;
2067 extern int                      BX1, BY1;
2068 extern int                      BX2, BY2;
2069 extern int                      SBX_Left, SBX_Right;
2070 extern int                      SBY_Upper, SBY_Lower;
2071 extern int                      ZX, ZY;
2072 extern int                      ExitX, ExitY;
2073 extern int                      AllPlayersGone;
2074
2075 extern int                      TimeFrames, TimePlayed, TimeLeft, TapeTime;
2076 extern boolean                  SiebAktiv;
2077 extern int                      SiebCount;
2078
2079 extern boolean                  network_player_action_received;
2080
2081 extern int                      graphics_action_mapping[];
2082
2083 extern struct LevelSetInfo      levelset;
2084 extern struct LevelInfo         level, level_template;
2085 extern struct PlayerInfo        stored_player[], *local_player;
2086 extern struct HiScore           highscore[];
2087 extern struct TapeInfo          tape;
2088 extern struct GameInfo          game;
2089 extern struct GlobalInfo        global;
2090 extern struct MenuInfo          menu;
2091 extern struct DoorInfo          door_1, door_2;
2092 extern struct ElementInfo       element_info[];
2093 extern struct ElementNameInfo   element_name_info[];
2094 extern struct ElementActionInfo element_action_info[];
2095 extern struct ElementDirectionInfo element_direction_info[];
2096 extern struct SpecialSuffixInfo special_suffix_info[];
2097 extern struct TokenIntPtrInfo   image_config_vars[];
2098 extern struct FontInfo          font_info[];
2099 extern struct MusicPrefixInfo   music_prefix_info[];
2100 extern struct GraphicInfo      *graphic_info;
2101 extern struct SoundInfo        *sound_info;
2102 extern struct MusicInfo        *music_info;
2103 extern struct MusicFileInfo    *music_file_info;
2104 extern struct HelpAnimInfo     *helpanim_info;
2105 extern SetupFileHash           *helptext_info;
2106 extern struct ConfigTypeInfo    image_config_suffix[];
2107 extern struct ConfigTypeInfo    sound_config_suffix[];
2108 extern struct ConfigTypeInfo    music_config_suffix[];
2109 extern struct ConfigInfo        image_config[];
2110 extern struct ConfigInfo        sound_config[];
2111 extern struct ConfigInfo        music_config[];
2112 extern struct ConfigInfo        helpanim_config[];
2113 extern struct ConfigInfo        helptext_config[];
2114
2115 #endif  /* MAIN_H */