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 TILESIZE                32
 561 #define TILEX                   TILESIZE
 562 #define TILEY                   TILESIZE
 563 #define MINI_TILESIZE           (TILESIZE / 2)
 564 #define MINI_TILEX              MINI_TILESIZE
 565 #define MINI_TILEY              MINI_TILESIZE
 566 #define MICRO_TILESIZE          (TILESIZE / 8)
 567 #define MICRO_TILEX             MICRO_TILESIZE
 568 #define MICRO_TILEY             MICRO_TILESIZE
 569 #define MIDPOSX                 (SCR_FIELDX / 2)
 570 #define MIDPOSY                 (SCR_FIELDY / 2)
 571 #define SXSIZE                  (SCR_FIELDX * TILEX)
 572 #define SYSIZE                  (SCR_FIELDY * TILEY)
 573 #define FXSIZE                  ((SCR_FIELDX + 2) * TILEX)
 574 #define FYSIZE                  ((SCR_FIELDY + 2) * TILEY)
 575 #define DXSIZE                  100
 576 #define DYSIZE                  280
 577 #define VXSIZE                  DXSIZE
 578 #define VYSIZE                  100
 579 #define EXSIZE                  DXSIZE
 580 #define EYSIZE                  (VYSIZE + 44)
 581 #define FULL_SXSIZE             (2 + SXSIZE + 2)
 582 #define FULL_SYSIZE             (2 + SYSIZE + 2)
 583 #define MICROLEV_XSIZE          ((STD_LEV_FIELDX + 2) * MICRO_TILEX)
 584 #define MICROLEV_YSIZE          ((STD_LEV_FIELDY + 2) * MICRO_TILEY)
 585 #define MICROLEV_XPOS           (SX + (SXSIZE - MICROLEV_XSIZE) / 2)
 586 #define MICROLEV_YPOS           (SX + 12 * TILEY - MICRO_TILEY)
 587 #define MICROLABEL_YPOS         (MICROLEV_YPOS + MICROLEV_YSIZE + 7)
 588
 589
 590 /* score for elements */
 591 #define SC_EMERALD              0
 592 #define SC_DIAMOND              1
 593 #define SC_BUG                  2
 594 #define SC_SPACESHIP            3
 595 #define SC_YAMYAM               4
 596 #define SC_ROBOT                5
 597 #define SC_PACMAN               6
 598 #define SC_NUT                  7
 599 #define SC_DYNAMITE             8
 600 #define SC_KEY                  9
 601 #define SC_TIME_BONUS           10
 602 #define SC_CRYSTAL              11
 603 #define SC_PEARL                12
 604 #define SC_SHIELD               13
 605
 606
 607 /* "real" level file elements */
 608 #define EL_UNDEFINED                    -1
 609
 610 #define EL_EMPTY_SPACE                  0
 611 #define EL_EMPTY                        EL_EMPTY_SPACE
 612 #define EL_SAND                         1
 613 #define EL_WALL                         2
 614 #define EL_WALL_SLIPPERY                3
 615 #define EL_ROCK                         4
 616 #define EL_KEY_OBSOLETE                 5       /* obsolete; now EL_KEY_1 */
 617 #define EL_EMERALD                      6
 618 #define EL_EXIT_CLOSED                  7
 619 #define EL_PLAYER_OBSOLETE              8       /* obsolete; now EL_PLAYER_1 */
 620 #define EL_BUG                          9
 621 #define EL_SPACESHIP                    10
 622 #define EL_YAMYAM                       11
 623 #define EL_ROBOT                        12
 624 #define EL_STEELWALL                    13
 625 #define EL_DIAMOND                      14
 626 #define EL_AMOEBA_DEAD                  15
 627 #define EL_QUICKSAND_EMPTY              16
 628 #define EL_QUICKSAND_FULL               17
 629 #define EL_AMOEBA_DROP                  18
 630 #define EL_BOMB                         19
 631 #define EL_MAGIC_WALL                   20
 632 #define EL_SPEED_PILL                   21
 633 #define EL_ACID                         22
 634 #define EL_AMOEBA_WET                   23
 635 #define EL_AMOEBA_DRY                   24
 636 #define EL_NUT                          25
 637 #define EL_GAME_OF_LIFE                 26
 638 #define EL_BIOMAZE                      27
 639 #define EL_DYNAMITE_ACTIVE              28
 640 #define EL_STONEBLOCK                   29
 641 #define EL_ROBOT_WHEEL                  30
 642 #define EL_ROBOT_WHEEL_ACTIVE           31
 643 #define EL_KEY_1                        32
 644 #define EL_KEY_2                        33
 645 #define EL_KEY_3                        34
 646 #define EL_KEY_4                        35
 647 #define EL_GATE_1                       36
 648 #define EL_GATE_2                       37
 649 #define EL_GATE_3                       38
 650 #define EL_GATE_4                       39
 651 #define EL_GATE_1_GRAY                  40
 652 #define EL_GATE_2_GRAY                  41
 653 #define EL_GATE_3_GRAY                  42
 654 #define EL_GATE_4_GRAY                  43
 655 #define EL_DYNAMITE                     44
 656 #define EL_PACMAN                       45
 657 #define EL_INVISIBLE_WALL               46
 658 #define EL_LAMP                         47
 659 #define EL_LAMP_ACTIVE                  48
 660 #define EL_WALL_EMERALD                 49
 661 #define EL_WALL_DIAMOND                 50
 662 #define EL_AMOEBA_FULL                  51
 663 #define EL_BD_AMOEBA                    52
 664 #define EL_TIME_ORB_FULL                53
 665 #define EL_TIME_ORB_EMPTY               54
 666 #define EL_EXPANDABLE_WALL              55
 667 #define EL_BD_DIAMOND                   56
 668 #define EL_EMERALD_YELLOW               57
 669 #define EL_WALL_BD_DIAMOND              58
 670 #define EL_WALL_EMERALD_YELLOW          59
 671 #define EL_DARK_YAMYAM                  60
 672 #define EL_BD_MAGIC_WALL                61
 673 #define EL_INVISIBLE_STEELWALL          62
 674 #define EL_SOKOBAN_FIELD_PLAYER         63
 675 #define EL_DYNABOMB_INCREASE_NUMBER     64
 676 #define EL_DYNABOMB_INCREASE_SIZE       65
 677 #define EL_DYNABOMB_INCREASE_POWER      66
 678 #define EL_SOKOBAN_OBJECT               67
 679 #define EL_SOKOBAN_FIELD_EMPTY          68
 680 #define EL_SOKOBAN_FIELD_FULL           69
 681 #define EL_BD_BUTTERFLY_RIGHT           70
 682 #define EL_BD_BUTTERFLY_UP              71
 683 #define EL_BD_BUTTERFLY_LEFT            72
 684 #define EL_BD_BUTTERFLY_DOWN            73
 685 #define EL_BD_FIREFLY_RIGHT             74
 686 #define EL_BD_FIREFLY_UP                75
 687 #define EL_BD_FIREFLY_LEFT              76
 688 #define EL_BD_FIREFLY_DOWN              77
 689 #define EL_BD_BUTTERFLY_1               EL_BD_BUTTERFLY_DOWN
 690 #define EL_BD_BUTTERFLY_2               EL_BD_BUTTERFLY_LEFT
 691 #define EL_BD_BUTTERFLY_3               EL_BD_BUTTERFLY_UP
 692 #define EL_BD_BUTTERFLY_4               EL_BD_BUTTERFLY_RIGHT
 693 #define EL_BD_FIREFLY_1                 EL_BD_FIREFLY_LEFT
 694 #define EL_BD_FIREFLY_2                 EL_BD_FIREFLY_DOWN
 695 #define EL_BD_FIREFLY_3                 EL_BD_FIREFLY_RIGHT
 696 #define EL_BD_FIREFLY_4                 EL_BD_FIREFLY_UP
 697 #define EL_BD_BUTTERFLY                 78
 698 #define EL_BD_FIREFLY                   79
 699 #define EL_PLAYER_1                     80
 700 #define EL_PLAYER_2                     81
 701 #define EL_PLAYER_3                     82
 702 #define EL_PLAYER_4                     83
 703 #define EL_BUG_RIGHT                    84
 704 #define EL_BUG_UP                       85
 705 #define EL_BUG_LEFT                     86
 706 #define EL_BUG_DOWN                     87
 707 #define EL_SPACESHIP_RIGHT              88
 708 #define EL_SPACESHIP_UP                 89
 709 #define EL_SPACESHIP_LEFT               90
 710 #define EL_SPACESHIP_DOWN               91
 711 #define EL_PACMAN_RIGHT                 92
 712 #define EL_PACMAN_UP                    93
 713 #define EL_PACMAN_LEFT                  94
 714 #define EL_PACMAN_DOWN                  95
 715 #define EL_EMERALD_RED                  96
 716 #define EL_EMERALD_PURPLE               97
 717 #define EL_WALL_EMERALD_RED             98
 718 #define EL_WALL_EMERALD_PURPLE          99
 719 #define EL_ACID_POOL_TOPLEFT            100
 720 #define EL_ACID_POOL_TOPRIGHT           101
 721 #define EL_ACID_POOL_BOTTOMLEFT         102
 722 #define EL_ACID_POOL_BOTTOM             103
 723 #define EL_ACID_POOL_BOTTOMRIGHT        104
 724 #define EL_BD_WALL                      105
 725 #define EL_BD_ROCK                      106
 726 #define EL_EXIT_OPEN                    107
 727 #define EL_BLACK_ORB                    108
 728 #define EL_AMOEBA_TO_DIAMOND            109
 729 #define EL_MOLE                         110
 730 #define EL_PENGUIN                      111
 731 #define EL_SATELLITE                    112
 732 #define EL_ARROW_LEFT                   113
 733 #define EL_ARROW_RIGHT                  114
 734 #define EL_ARROW_UP                     115
 735 #define EL_ARROW_DOWN                   116
 736 #define EL_PIG                          117
 737 #define EL_DRAGON                       118
 738
 739 #define EL_EM_KEY_1_FILE_OBSOLETE       119     /* obsolete; now EL_EM_KEY_1 */
 740
 741 #define EL_CHAR_START                   120
 742 #define EL_CHAR_ASCII0                  (EL_CHAR_START  - 32)
 743 #define EL_CHAR_ASCII0_START            (EL_CHAR_ASCII0 + 32)
 744
 745 #include "conf_chr.h"   /* include auto-generated data structure definitions */
 746
 747 #define EL_CHAR_ASCII0_END              (EL_CHAR_ASCII0 + 111)
 748 #define EL_CHAR_END                     (EL_CHAR_START  + 79)
 749
 750 #define EL_CHAR(c)                      (EL_CHAR_ASCII0 + MAP_FONT_ASCII(c))
 751
 752 #define EL_EXPANDABLE_WALL_HORIZONTAL   200
 753 #define EL_EXPANDABLE_WALL_VERTICAL     201
 754 #define EL_EXPANDABLE_WALL_ANY          202
 755
 756 #define EL_EM_GATE_1                    203
 757 #define EL_EM_GATE_2                    204
 758 #define EL_EM_GATE_3                    205
 759 #define EL_EM_GATE_4                    206
 760
 761 #define EL_EM_KEY_2_FILE_OBSOLETE       207     /* obsolete; now EL_EM_KEY_2 */
 762 #define EL_EM_KEY_3_FILE_OBSOLETE       208     /* obsolete; now EL_EM_KEY_3 */
 763 #define EL_EM_KEY_4_FILE_OBSOLETE       209     /* obsolete; now EL_EM_KEY_4 */
 764
 765 #define EL_SP_START                     210
 766 #define EL_SP_EMPTY_SPACE               (EL_SP_START + 0)
 767 #define EL_SP_EMPTY                     EL_SP_EMPTY_SPACE
 768 #define EL_SP_ZONK                      (EL_SP_START + 1)
 769 #define EL_SP_BASE                      (EL_SP_START + 2)
 770 #define EL_SP_MURPHY                    (EL_SP_START + 3)
 771 #define EL_SP_INFOTRON                  (EL_SP_START + 4)
 772 #define EL_SP_CHIP_SINGLE               (EL_SP_START + 5)
 773 #define EL_SP_HARDWARE_GRAY             (EL_SP_START + 6)
 774 #define EL_SP_EXIT_CLOSED               (EL_SP_START + 7)
 775 #define EL_SP_DISK_ORANGE               (EL_SP_START + 8)
 776 #define EL_SP_PORT_RIGHT                (EL_SP_START + 9)
 777 #define EL_SP_PORT_DOWN                 (EL_SP_START + 10)
 778 #define EL_SP_PORT_LEFT                 (EL_SP_START + 11)
 779 #define EL_SP_PORT_UP                   (EL_SP_START + 12)
 780 #define EL_SP_GRAVITY_PORT_RIGHT        (EL_SP_START + 13)
 781 #define EL_SP_GRAVITY_PORT_DOWN         (EL_SP_START + 14)
 782 #define EL_SP_GRAVITY_PORT_LEFT         (EL_SP_START + 15)
 783 #define EL_SP_GRAVITY_PORT_UP           (EL_SP_START + 16)
 784 #define EL_SP_SNIKSNAK                  (EL_SP_START + 17)
 785 #define EL_SP_DISK_YELLOW               (EL_SP_START + 18)
 786 #define EL_SP_TERMINAL                  (EL_SP_START + 19)
 787 #define EL_SP_DISK_RED                  (EL_SP_START + 20)
 788 #define EL_SP_PORT_VERTICAL             (EL_SP_START + 21)
 789 #define EL_SP_PORT_HORIZONTAL           (EL_SP_START + 22)
 790 #define EL_SP_PORT_ANY                  (EL_SP_START + 23)
 791 #define EL_SP_ELECTRON                  (EL_SP_START + 24)
 792 #define EL_SP_BUGGY_BASE                (EL_SP_START + 25)
 793 #define EL_SP_CHIP_LEFT                 (EL_SP_START + 26)
 794 #define EL_SP_CHIP_RIGHT                (EL_SP_START + 27)
 795 #define EL_SP_HARDWARE_BASE_1           (EL_SP_START + 28)
 796 #define EL_SP_HARDWARE_GREEN            (EL_SP_START + 29)
 797 #define EL_SP_HARDWARE_BLUE             (EL_SP_START + 30)
 798 #define EL_SP_HARDWARE_RED              (EL_SP_START + 31)
 799 #define EL_SP_HARDWARE_YELLOW           (EL_SP_START + 32)
 800 #define EL_SP_HARDWARE_BASE_2           (EL_SP_START + 33)
 801 #define EL_SP_HARDWARE_BASE_3           (EL_SP_START + 34)
 802 #define EL_SP_HARDWARE_BASE_4           (EL_SP_START + 35)
 803 #define EL_SP_HARDWARE_BASE_5           (EL_SP_START + 36)
 804 #define EL_SP_HARDWARE_BASE_6           (EL_SP_START + 37)
 805 #define EL_SP_CHIP_TOP                  (EL_SP_START + 38)
 806 #define EL_SP_CHIP_BOTTOM               (EL_SP_START + 39)
 807 #define EL_SP_END                       (EL_SP_START + 39)
 808
 809 #define EL_EM_GATE_1_GRAY               250
 810 #define EL_EM_GATE_2_GRAY               251
 811 #define EL_EM_GATE_3_GRAY               252
 812 #define EL_EM_GATE_4_GRAY               253
 813
 814 #define EL_UNUSED_254                   254
 815 #define EL_UNUSED_255                   255
 816
 817 #define EL_PEARL                        256
 818 #define EL_CRYSTAL                      257
 819 #define EL_WALL_PEARL                   258
 820 #define EL_WALL_CRYSTAL                 259
 821 #define EL_DOOR_WHITE                   260
 822 #define EL_DOOR_WHITE_GRAY              261
 823 #define EL_KEY_WHITE                    262
 824 #define EL_SHIELD_NORMAL                263
 825 #define EL_EXTRA_TIME                   264
 826 #define EL_SWITCHGATE_OPEN              265
 827 #define EL_SWITCHGATE_CLOSED            266
 828 #define EL_SWITCHGATE_SWITCH_UP         267
 829 #define EL_SWITCHGATE_SWITCH_DOWN       268
 830
 831 #define EL_UNUSED_269                   269
 832 #define EL_UNUSED_270                   270
 833
 834 #define EL_CONVEYOR_BELT_1_LEFT          271
 835 #define EL_CONVEYOR_BELT_1_MIDDLE        272
 836 #define EL_CONVEYOR_BELT_1_RIGHT         273
 837 #define EL_CONVEYOR_BELT_1_SWITCH_LEFT   274
 838 #define EL_CONVEYOR_BELT_1_SWITCH_MIDDLE 275
 839 #define EL_CONVEYOR_BELT_1_SWITCH_RIGHT  276
 840 #define EL_CONVEYOR_BELT_2_LEFT          277
 841 #define EL_CONVEYOR_BELT_2_MIDDLE        278
 842 #define EL_CONVEYOR_BELT_2_RIGHT         279
 843 #define EL_CONVEYOR_BELT_2_SWITCH_LEFT   280
 844 #define EL_CONVEYOR_BELT_2_SWITCH_MIDDLE 281
 845 #define EL_CONVEYOR_BELT_2_SWITCH_RIGHT  282
 846 #define EL_CONVEYOR_BELT_3_LEFT          283
 847 #define EL_CONVEYOR_BELT_3_MIDDLE        284
 848 #define EL_CONVEYOR_BELT_3_RIGHT         285
 849 #define EL_CONVEYOR_BELT_3_SWITCH_LEFT   286
 850 #define EL_CONVEYOR_BELT_3_SWITCH_MIDDLE 287
 851 #define EL_CONVEYOR_BELT_3_SWITCH_RIGHT  288
 852 #define EL_CONVEYOR_BELT_4_LEFT          289
 853 #define EL_CONVEYOR_BELT_4_MIDDLE        290
 854 #define EL_CONVEYOR_BELT_4_RIGHT         291
 855 #define EL_CONVEYOR_BELT_4_SWITCH_LEFT   292
 856 #define EL_CONVEYOR_BELT_4_SWITCH_MIDDLE 293
 857 #define EL_CONVEYOR_BELT_4_SWITCH_RIGHT  294
 858 #define EL_LANDMINE                     295
 859 #define EL_ENVELOPE_OBSOLETE            296   /* obsolete; now EL_ENVELOPE_1 */
 860 #define EL_LIGHT_SWITCH                 297
 861 #define EL_LIGHT_SWITCH_ACTIVE          298
 862 #define EL_SIGN_EXCLAMATION             299
 863 #define EL_SIGN_RADIOACTIVITY           300
 864 #define EL_SIGN_STOP                    301
 865 #define EL_SIGN_WHEELCHAIR              302
 866 #define EL_SIGN_PARKING                 303
 867 #define EL_SIGN_ONEWAY                  304
 868 #define EL_SIGN_HEART                   305
 869 #define EL_SIGN_TRIANGLE                306
 870 #define EL_SIGN_ROUND                   307
 871 #define EL_SIGN_EXIT                    308
 872 #define EL_SIGN_YINYANG                 309
 873 #define EL_SIGN_OTHER                   310
 874 #define EL_MOLE_LEFT                    311
 875 #define EL_MOLE_RIGHT                   312
 876 #define EL_MOLE_UP                      313
 877 #define EL_MOLE_DOWN                    314
 878 #define EL_STEELWALL_SLIPPERY           315
 879 #define EL_INVISIBLE_SAND               316
 880 #define EL_DX_UNKNOWN_15                317
 881 #define EL_DX_UNKNOWN_42                318
 882
 883 #define EL_UNUSED_319                   319
 884 #define EL_UNUSED_320                   320
 885
 886 #define EL_SHIELD_DEADLY                321
 887 #define EL_TIMEGATE_OPEN                322
 888 #define EL_TIMEGATE_CLOSED              323
 889 #define EL_TIMEGATE_SWITCH_ACTIVE       324
 890 #define EL_TIMEGATE_SWITCH              325
 891
 892 #define EL_BALLOON                      326
 893 #define EL_BALLOON_SWITCH_LEFT          327
 894 #define EL_BALLOON_SWITCH_RIGHT         328
 895 #define EL_BALLOON_SWITCH_UP            329
 896 #define EL_BALLOON_SWITCH_DOWN          330
 897 #define EL_BALLOON_SWITCH_ANY           331
 898
 899 #define EL_EMC_STEELWALL_1              332
 900 #define EL_EMC_STEELWALL_2              333
 901 #define EL_EMC_STEELWALL_3              334
 902 #define EL_EMC_STEELWALL_4              335
 903 #define EL_EMC_WALL_1                   336
 904 #define EL_EMC_WALL_2                   337
 905 #define EL_EMC_WALL_3                   338
 906 #define EL_EMC_WALL_4                   339
 907 #define EL_EMC_WALL_5                   340
 908 #define EL_EMC_WALL_6                   341
 909 #define EL_EMC_WALL_7                   342
 910 #define EL_EMC_WALL_8                   343
 911
 912 #define EL_TUBE_ANY                     344
 913 #define EL_TUBE_VERTICAL                345
 914 #define EL_TUBE_HORIZONTAL              346
 915 #define EL_TUBE_VERTICAL_LEFT           347
 916 #define EL_TUBE_VERTICAL_RIGHT          348
 917 #define EL_TUBE_HORIZONTAL_UP           349
 918 #define EL_TUBE_HORIZONTAL_DOWN         350
 919 #define EL_TUBE_LEFT_UP                 351
 920 #define EL_TUBE_LEFT_DOWN               352
 921 #define EL_TUBE_RIGHT_UP                353
 922 #define EL_TUBE_RIGHT_DOWN              354
 923 #define EL_SPRING                       355
 924 #define EL_TRAP                         356
 925 #define EL_DX_SUPABOMB                  357
 926
 927 #define EL_UNUSED_358                   358
 928 #define EL_UNUSED_359                   359
 929
 930 /* ---------- begin of custom elements section ----------------------------- */
 931 #define EL_CUSTOM_START                 360
 932
 933 #include "conf_cus.h"   /* include auto-generated data structure definitions */
 934
 935 #define NUM_CUSTOM_ELEMENTS             256
 936 #define EL_CUSTOM_END                   615
 937 /* ---------- end of custom elements section ------------------------------- */
 938
 939 #define EL_EM_KEY_1                     616
 940 #define EL_EM_KEY_2                     617
 941 #define EL_EM_KEY_3                     618
 942 #define EL_EM_KEY_4                     619
 943 #define EL_ENVELOPE_1                   620
 944 #define EL_ENVELOPE_2                   621
 945 #define EL_ENVELOPE_3                   622
 946 #define EL_ENVELOPE_4                   623
 947
 948 /* ---------- begin of group elements section ------------------------------ */
 949 #define EL_GROUP_START                  624
 950
 951 #include "conf_grp.h"   /* include auto-generated data structure definitions */
 952
 953 #define NUM_GROUP_ELEMENTS              32
 954 #define EL_GROUP_END                    655
 955 /* ---------- end of custom elements section ------------------------------- */
 956
 957 #define EL_UNKNOWN                      656
 958 #define EL_TRIGGER_ELEMENT              657
 959 #define EL_TRIGGER_PLAYER               658
 960
 961 #define EL_SP_GRAVITY_ON_PORT_RIGHT     659
 962 #define EL_SP_GRAVITY_ON_PORT_DOWN      660
 963 #define EL_SP_GRAVITY_ON_PORT_LEFT      661
 964 #define EL_SP_GRAVITY_ON_PORT_UP        662
 965 #define EL_SP_GRAVITY_OFF_PORT_RIGHT    663
 966 #define EL_SP_GRAVITY_OFF_PORT_DOWN     664
 967 #define EL_SP_GRAVITY_OFF_PORT_LEFT     665
 968 #define EL_SP_GRAVITY_OFF_PORT_UP       666
 969
 970
 971 /* the following EMC style elements are currently not implemented in R'n'D */
 972 #define EL_BALLOON_SWITCH_NONE          667
 973 #define EL_EM_GATE_5                    668
 974 #define EL_EM_GATE_6                    669
 975 #define EL_EM_GATE_7                    670
 976 #define EL_EM_GATE_8                    671
 977 #define EL_EM_GATE_5_GRAY               672
 978 #define EL_EM_GATE_6_GRAY               673
 979 #define EL_EM_GATE_7_GRAY               674
 980 #define EL_EM_GATE_8_GRAY               675
 981 #define EL_EM_KEY_5                     676
 982 #define EL_EM_KEY_6                     677
 983 #define EL_EM_KEY_7                     678
 984 #define EL_EM_KEY_8                     679
 985 #define EL_EMC_ANDROID                  680
 986 #define EL_EMC_GRASS                    681
 987 #define EL_EMC_MAGIC_BALL               682
 988 #define EL_EMC_MAGIC_BALL_ACTIVE        683
 989 #define EL_EMC_MAGIC_BALL_SWITCH        684
 990 #define EL_EMC_MAGIC_BALL_SWITCH_ACTIVE 685
 991 #define EL_EMC_SPRING_BUMPER            686
 992 #define EL_EMC_PLANT                    687
 993 #define EL_EMC_LENSES                   688
 994 #define EL_EMC_MAGNIFIER                689
 995 #define EL_EMC_WALL_9                   690
 996 #define EL_EMC_WALL_10                  691
 997 #define EL_EMC_WALL_11                  692
 998 #define EL_EMC_WALL_12                  693
 999 #define EL_EMC_WALL_13                  694
1000 #define EL_EMC_WALL_14                  695
1001 #define EL_EMC_WALL_15                  696
1002 #define EL_EMC_WALL_16                  697
1003 #define EL_EMC_WALL_SLIPPERY_1          698
1004 #define EL_EMC_WALL_SLIPPERY_2          699
1005 #define EL_EMC_WALL_SLIPPERY_3          700
1006 #define EL_EMC_WALL_SLIPPERY_4          701
1007 #define EL_EMC_FAKE_GRASS               702
1008 #define EL_EMC_DRIPPER                  703
1009
1010 #define NUM_FILE_ELEMENTS               704
1011
1012
1013 /* "real" (and therefore drawable) runtime elements */
1014 #define EL_FIRST_RUNTIME_REAL           NUM_FILE_ELEMENTS
1015
1016 #define EL_DYNABOMB_PLAYER_1_ACTIVE     (EL_FIRST_RUNTIME_REAL + 0)
1017 #define EL_DYNABOMB_PLAYER_2_ACTIVE     (EL_FIRST_RUNTIME_REAL + 1)
1018 #define EL_DYNABOMB_PLAYER_3_ACTIVE     (EL_FIRST_RUNTIME_REAL + 2)
1019 #define EL_DYNABOMB_PLAYER_4_ACTIVE     (EL_FIRST_RUNTIME_REAL + 3)
1020 #define EL_SP_DISK_RED_ACTIVE           (EL_FIRST_RUNTIME_REAL + 4)
1021 #define EL_SWITCHGATE_OPENING           (EL_FIRST_RUNTIME_REAL + 5)
1022 #define EL_SWITCHGATE_CLOSING           (EL_FIRST_RUNTIME_REAL + 6)
1023 #define EL_TIMEGATE_OPENING             (EL_FIRST_RUNTIME_REAL + 7)
1024 #define EL_TIMEGATE_CLOSING             (EL_FIRST_RUNTIME_REAL + 8)
1025 #define EL_PEARL_BREAKING               (EL_FIRST_RUNTIME_REAL + 9)
1026 #define EL_TRAP_ACTIVE                  (EL_FIRST_RUNTIME_REAL + 10)
1027 #define EL_INVISIBLE_STEELWALL_ACTIVE   (EL_FIRST_RUNTIME_REAL + 11)
1028 #define EL_INVISIBLE_WALL_ACTIVE        (EL_FIRST_RUNTIME_REAL + 12)
1029 #define EL_INVISIBLE_SAND_ACTIVE        (EL_FIRST_RUNTIME_REAL + 13)
1030 #define EL_CONVEYOR_BELT_1_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 14)
1031 #define EL_CONVEYOR_BELT_1_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 15)
1032 #define EL_CONVEYOR_BELT_1_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 16)
1033 #define EL_CONVEYOR_BELT_2_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 17)
1034 #define EL_CONVEYOR_BELT_2_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 18)
1035 #define EL_CONVEYOR_BELT_2_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 19)
1036 #define EL_CONVEYOR_BELT_3_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 20)
1037 #define EL_CONVEYOR_BELT_3_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 21)
1038 #define EL_CONVEYOR_BELT_3_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 22)
1039 #define EL_CONVEYOR_BELT_4_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 23)
1040 #define EL_CONVEYOR_BELT_4_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 24)
1041 #define EL_CONVEYOR_BELT_4_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 25)
1042 #define EL_EXIT_OPENING                 (EL_FIRST_RUNTIME_REAL + 26)
1043 #define EL_EXIT_CLOSING                 (EL_FIRST_RUNTIME_REAL + 27)
1044 #define EL_SP_EXIT_OPENING              (EL_FIRST_RUNTIME_REAL + 28)
1045 #define EL_SP_EXIT_CLOSING              (EL_FIRST_RUNTIME_REAL + 29)
1046 #define EL_SP_EXIT_OPEN                 (EL_FIRST_RUNTIME_REAL + 30)
1047 #define EL_SP_TERMINAL_ACTIVE           (EL_FIRST_RUNTIME_REAL + 31)
1048 #define EL_SP_BUGGY_BASE_ACTIVATING     (EL_FIRST_RUNTIME_REAL + 32)
1049 #define EL_SP_BUGGY_BASE_ACTIVE         (EL_FIRST_RUNTIME_REAL + 33)
1050 #define EL_SP_MURPHY_CLONE              (EL_FIRST_RUNTIME_REAL + 34)
1051 #define EL_AMOEBA_DROPPING              (EL_FIRST_RUNTIME_REAL + 35)
1052 #define EL_QUICKSAND_EMPTYING           (EL_FIRST_RUNTIME_REAL + 36)
1053 #define EL_MAGIC_WALL_ACTIVE            (EL_FIRST_RUNTIME_REAL + 37)
1054 #define EL_BD_MAGIC_WALL_ACTIVE         (EL_FIRST_RUNTIME_REAL + 38)
1055 #define EL_MAGIC_WALL_FULL              (EL_FIRST_RUNTIME_REAL + 39)
1056 #define EL_BD_MAGIC_WALL_FULL           (EL_FIRST_RUNTIME_REAL + 40)
1057 #define EL_MAGIC_WALL_EMPTYING          (EL_FIRST_RUNTIME_REAL + 41)
1058 #define EL_BD_MAGIC_WALL_EMPTYING       (EL_FIRST_RUNTIME_REAL + 42)
1059 #define EL_MAGIC_WALL_DEAD              (EL_FIRST_RUNTIME_REAL + 43)
1060 #define EL_BD_MAGIC_WALL_DEAD           (EL_FIRST_RUNTIME_REAL + 44)
1061
1062 /* "unreal" (and therefore not drawable) runtime elements */
1063 #define EL_FIRST_RUNTIME_UNREAL         (EL_FIRST_RUNTIME_REAL + 45)
1064
1065 #define EL_BLOCKED                      (EL_FIRST_RUNTIME_UNREAL + 0)
1066 #define EL_EXPLOSION                    (EL_FIRST_RUNTIME_UNREAL + 1)
1067 #define EL_NUT_BREAKING                 (EL_FIRST_RUNTIME_UNREAL + 2)
1068 #define EL_DIAMOND_BREAKING             (EL_FIRST_RUNTIME_UNREAL + 3)
1069 #define EL_ACID_SPLASH_LEFT             (EL_FIRST_RUNTIME_UNREAL + 4)
1070 #define EL_ACID_SPLASH_RIGHT            (EL_FIRST_RUNTIME_UNREAL + 5)
1071 #define EL_AMOEBA_GROWING               (EL_FIRST_RUNTIME_UNREAL + 6)
1072 #define EL_AMOEBA_SHRINKING             (EL_FIRST_RUNTIME_UNREAL + 7)
1073 #define EL_EXPANDABLE_WALL_GROWING      (EL_FIRST_RUNTIME_UNREAL + 8)
1074 #define EL_FLAMES                       (EL_FIRST_RUNTIME_UNREAL + 9)
1075 #define EL_PLAYER_IS_LEAVING            (EL_FIRST_RUNTIME_UNREAL + 10)
1076 #define EL_PLAYER_IS_EXPLODING_1        (EL_FIRST_RUNTIME_UNREAL + 11)
1077 #define EL_PLAYER_IS_EXPLODING_2        (EL_FIRST_RUNTIME_UNREAL + 12)
1078 #define EL_PLAYER_IS_EXPLODING_3        (EL_FIRST_RUNTIME_UNREAL + 13)
1079 #define EL_PLAYER_IS_EXPLODING_4        (EL_FIRST_RUNTIME_UNREAL + 14)
1080 #define EL_QUICKSAND_FILLING            (EL_FIRST_RUNTIME_UNREAL + 15)
1081 #define EL_MAGIC_WALL_FILLING           (EL_FIRST_RUNTIME_UNREAL + 16)
1082 #define EL_BD_MAGIC_WALL_FILLING        (EL_FIRST_RUNTIME_UNREAL + 17)
1083
1084 /* dummy elements (never used as game elements, only used as graphics) */
1085 #define EL_FIRST_DUMMY                  (EL_FIRST_RUNTIME_UNREAL + 18)
1086
1087 #define EL_STEELWALL_TOPLEFT            (EL_FIRST_DUMMY + 0)
1088 #define EL_STEELWALL_TOPRIGHT           (EL_FIRST_DUMMY + 1)
1089 #define EL_STEELWALL_BOTTOMLEFT         (EL_FIRST_DUMMY + 2)
1090 #define EL_STEELWALL_BOTTOMRIGHT        (EL_FIRST_DUMMY + 3)
1091 #define EL_STEELWALL_HORIZONTAL         (EL_FIRST_DUMMY + 4)
1092 #define EL_STEELWALL_VERTICAL           (EL_FIRST_DUMMY + 5)
1093 #define EL_INVISIBLE_STEELWALL_TOPLEFT     (EL_FIRST_DUMMY + 6)
1094 #define EL_INVISIBLE_STEELWALL_TOPRIGHT    (EL_FIRST_DUMMY + 7)
1095 #define EL_INVISIBLE_STEELWALL_BOTTOMLEFT  (EL_FIRST_DUMMY + 8)
1096 #define EL_INVISIBLE_STEELWALL_BOTTOMRIGHT (EL_FIRST_DUMMY + 9)
1097 #define EL_INVISIBLE_STEELWALL_HORIZONTAL  (EL_FIRST_DUMMY + 10)
1098 #define EL_INVISIBLE_STEELWALL_VERTICAL    (EL_FIRST_DUMMY + 11)
1099 #define EL_DYNABOMB                     (EL_FIRST_DUMMY + 12)
1100 #define EL_DYNABOMB_ACTIVE              (EL_FIRST_DUMMY + 13)
1101 #define EL_DYNABOMB_PLAYER_1            (EL_FIRST_DUMMY + 14)
1102 #define EL_DYNABOMB_PLAYER_2            (EL_FIRST_DUMMY + 15)
1103 #define EL_DYNABOMB_PLAYER_3            (EL_FIRST_DUMMY + 16)
1104 #define EL_DYNABOMB_PLAYER_4            (EL_FIRST_DUMMY + 17)
1105 #define EL_SHIELD_NORMAL_ACTIVE         (EL_FIRST_DUMMY + 18)
1106 #define EL_SHIELD_DEADLY_ACTIVE         (EL_FIRST_DUMMY + 19)
1107 #define EL_AMOEBA                       (EL_FIRST_DUMMY + 20)
1108 #define EL_DEFAULT                      (EL_FIRST_DUMMY + 21)
1109 #define EL_BD_DEFAULT                   (EL_FIRST_DUMMY + 22)
1110 #define EL_SP_DEFAULT                   (EL_FIRST_DUMMY + 23)
1111 #define EL_SB_DEFAULT                   (EL_FIRST_DUMMY + 24)
1112
1113 /* internal elements (only used for internal purposes like copying) */
1114 #define EL_FIRST_INTERNAL               (EL_FIRST_DUMMY + 25)
1115
1116 #define EL_INTERNAL_CLIPBOARD_CUSTOM    (EL_FIRST_INTERNAL + 0)
1117 #define EL_INTERNAL_CLIPBOARD_CHANGE    (EL_FIRST_INTERNAL + 1)
1118 #define EL_INTERNAL_CLIPBOARD_GROUP     (EL_FIRST_INTERNAL + 2)
1119 #define EL_INTERNAL_DUMMY               (EL_FIRST_INTERNAL + 3)
1120
1121 #define EL_INTERNAL_CLIPBOARD_START     (EL_FIRST_INTERNAL + 0)
1122 #define EL_INTERNAL_CLIPBOARD_END       (EL_FIRST_INTERNAL + 2)
1123 #define EL_INTERNAL_START               (EL_FIRST_INTERNAL + 0)
1124 #define EL_INTERNAL_END                 (EL_FIRST_INTERNAL + 3)
1125
1126 #define MAX_NUM_ELEMENTS                (EL_FIRST_INTERNAL + 4)
1127
1128
1129 /* values for graphics/sounds action types */
1130 #define ACTION_DEFAULT                  0
1131 #define ACTION_WAITING                  1
1132 #define ACTION_FALLING                  2
1133 #define ACTION_MOVING                   3
1134 #define ACTION_DIGGING                  4
1135 #define ACTION_SNAPPING                 5
1136 #define ACTION_COLLECTING               6
1137 #define ACTION_DROPPING                 7
1138 #define ACTION_PUSHING                  8
1139 #define ACTION_WALKING                  9
1140 #define ACTION_PASSING                  10
1141 #define ACTION_IMPACT                   11
1142 #define ACTION_BREAKING                 12
1143 #define ACTION_ACTIVATING               13
1144 #define ACTION_DEACTIVATING             14
1145 #define ACTION_OPENING                  15
1146 #define ACTION_CLOSING                  16
1147 #define ACTION_ATTACKING                17
1148 #define ACTION_GROWING                  18
1149 #define ACTION_SHRINKING                19
1150 #define ACTION_ACTIVE                   20
1151 #define ACTION_FILLING                  21
1152 #define ACTION_EMPTYING                 22
1153 #define ACTION_CHANGING                 23
1154 #define ACTION_EXPLODING                24
1155 #define ACTION_BORING                   25
1156 #define ACTION_BORING_1                 26
1157 #define ACTION_BORING_2                 27
1158 #define ACTION_BORING_3                 28
1159 #define ACTION_BORING_4                 29
1160 #define ACTION_BORING_5                 30
1161 #define ACTION_BORING_6                 31
1162 #define ACTION_BORING_7                 32
1163 #define ACTION_BORING_8                 33
1164 #define ACTION_BORING_9                 34
1165 #define ACTION_BORING_10                35
1166 #define ACTION_SLEEPING                 36
1167 #define ACTION_SLEEPING_1               37
1168 #define ACTION_SLEEPING_2               38
1169 #define ACTION_SLEEPING_3               39
1170 #define ACTION_AWAKENING                40
1171 #define ACTION_DYING                    41
1172 #define ACTION_TURNING                  42
1173 #define ACTION_TURNING_FROM_LEFT        43
1174 #define ACTION_TURNING_FROM_RIGHT       44
1175 #define ACTION_TURNING_FROM_UP          45
1176 #define ACTION_TURNING_FROM_DOWN        46
1177 #define ACTION_SMASHED_BY_ROCK          47
1178 #define ACTION_SMASHED_BY_SPRING        48
1179 #define ACTION_SLURPED_BY_SPRING        49
1180 #define ACTION_TWINKLING                50
1181 #define ACTION_OTHER                    51
1182
1183 #define NUM_ACTIONS                     52
1184
1185 #define ACTION_BORING_LAST              ACTION_BORING_10
1186 #define ACTION_SLEEPING_LAST            ACTION_SLEEPING_3
1187
1188
1189 /* values for special image configuration suffixes (must match game mode) */
1190 #define GFX_SPECIAL_ARG_DEFAULT         0
1191 #define GFX_SPECIAL_ARG_MAIN            1
1192 #define GFX_SPECIAL_ARG_LEVELS          2
1193 #define GFX_SPECIAL_ARG_SCORES          3
1194 #define GFX_SPECIAL_ARG_EDITOR          4
1195 #define GFX_SPECIAL_ARG_INFO            5
1196 #define GFX_SPECIAL_ARG_SETUP           6
1197 #define GFX_SPECIAL_ARG_PLAYING         7
1198 #define GFX_SPECIAL_ARG_DOOR            8
1199 #define GFX_SPECIAL_ARG_PREVIEW         9
1200 #define GFX_SPECIAL_ARG_CRUMBLED        10
1201
1202 #define NUM_SPECIAL_GFX_ARGS            11
1203
1204
1205 /* values for image configuration suffixes */
1206 #define GFX_ARG_X                       0
1207 #define GFX_ARG_Y                       1
1208 #define GFX_ARG_XPOS                    2
1209 #define GFX_ARG_YPOS                    3
1210 #define GFX_ARG_WIDTH                   4
1211 #define GFX_ARG_HEIGHT                  5
1212 #define GFX_ARG_VERTICAL                6
1213 #define GFX_ARG_OFFSET                  7
1214 #define GFX_ARG_XOFFSET                 8
1215 #define GFX_ARG_YOFFSET                 9
1216 #define GFX_ARG_2ND_MOVEMENT_TILE       10
1217 #define GFX_ARG_2ND_VERTICAL            11
1218 #define GFX_ARG_2ND_OFFSET              12
1219 #define GFX_ARG_2ND_XOFFSET             13
1220 #define GFX_ARG_2ND_YOFFSET             14
1221 #define GFX_ARG_2ND_SWAP_TILES          15
1222 #define GFX_ARG_FRAMES                  16
1223 #define GFX_ARG_FRAMES_PER_LINE         17
1224 #define GFX_ARG_START_FRAME             18
1225 #define GFX_ARG_DELAY                   19
1226 #define GFX_ARG_ANIM_MODE               20
1227 #define GFX_ARG_GLOBAL_SYNC             21
1228 #define GFX_ARG_CRUMBLED_LIKE           22
1229 #define GFX_ARG_DIGGABLE_LIKE           23
1230 #define GFX_ARG_BORDER_SIZE             24
1231 #define GFX_ARG_STEP_OFFSET             25
1232 #define GFX_ARG_STEP_DELAY              26
1233 #define GFX_ARG_DIRECTION               27
1234 #define GFX_ARG_POSITION                28
1235 #define GFX_ARG_DRAW_XOFFSET            29
1236 #define GFX_ARG_DRAW_YOFFSET            30
1237 #define GFX_ARG_DRAW_MASKED             31
1238 #define GFX_ARG_ANIM_DELAY_FIXED        32
1239 #define GFX_ARG_ANIM_DELAY_RANDOM       33
1240 #define GFX_ARG_POST_DELAY_FIXED        34
1241 #define GFX_ARG_POST_DELAY_RANDOM       35
1242 #define GFX_ARG_NAME                    36
1243 #define GFX_ARG_SCALE_UP_FACTOR         37
1244
1245 #define NUM_GFX_ARGS                    38
1246
1247
1248 /* values for sound configuration suffixes */
1249 #define SND_ARG_MODE_LOOP               0
1250 #define SND_ARG_VOLUME                  1
1251 #define SND_ARG_PRIORITY                2
1252
1253 #define NUM_SND_ARGS                    3
1254
1255
1256 /* values for music configuration suffixes */
1257 #define MUS_ARG_MODE_LOOP               0
1258
1259 #define NUM_MUS_ARGS                    1
1260
1261
1262 /* values for font configuration */
1263 #define FONT_INITIAL_1                  0
1264 #define FONT_INITIAL_2                  1
1265 #define FONT_INITIAL_3                  2
1266 #define FONT_INITIAL_4                  3
1267 #define FONT_TITLE_1                    4
1268 #define FONT_TITLE_2                    5
1269 #define FONT_MENU_1                     6
1270 #define FONT_MENU_2                     7
1271 #define FONT_TEXT_1_ACTIVE              8
1272 #define FONT_TEXT_2_ACTIVE              9
1273 #define FONT_TEXT_3_ACTIVE              10
1274 #define FONT_TEXT_4_ACTIVE              11
1275 #define FONT_TEXT_1                     12
1276 #define FONT_TEXT_2                     13
1277 #define FONT_TEXT_3                     14
1278 #define FONT_TEXT_4                     15
1279 #define FONT_ENVELOPE_1                 16
1280 #define FONT_ENVELOPE_2                 17
1281 #define FONT_ENVELOPE_3                 18
1282 #define FONT_ENVELOPE_4                 19
1283 #define FONT_INPUT_1_ACTIVE             20
1284 #define FONT_INPUT_2_ACTIVE             21
1285 #define FONT_INPUT_1                    22
1286 #define FONT_INPUT_2                    23
1287 #define FONT_OPTION_OFF                 24
1288 #define FONT_OPTION_ON                  25
1289 #define FONT_VALUE_1                    26
1290 #define FONT_VALUE_2                    27
1291 #define FONT_VALUE_OLD                  28
1292 #define FONT_LEVEL_NUMBER               29
1293 #define FONT_TAPE_RECORDER              30
1294 #define FONT_GAME_INFO                  31
1295
1296 #define NUM_FONTS                       32
1297 #define NUM_INITIAL_FONTS               4
1298
1299 /* values for game_status (must match special image configuration suffixes) */
1300 #define GAME_MODE_DEFAULT               0
1301 #define GAME_MODE_MAIN                  1
1302 #define GAME_MODE_LEVELS                2
1303 #define GAME_MODE_SCORES                3
1304 #define GAME_MODE_EDITOR                4
1305 #define GAME_MODE_INFO                  5
1306 #define GAME_MODE_SETUP                 6
1307 #define GAME_MODE_PLAYING               7
1308 #define GAME_MODE_PSEUDO_DOOR           8
1309 #define GAME_MODE_PSEUDO_PREVIEW        9
1310 #define GAME_MODE_PSEUDO_CRUMBLED       10
1311
1312 /* there are no special config file suffixes for these modes */
1313 #define GAME_MODE_PSEUDO_TYPENAME       11
1314 #define GAME_MODE_QUIT                  12
1315
1316 /* special definitions currently only used for custom artwork configuration */
1317 #define MUSIC_PREFIX_BACKGROUND         0
1318 #define NUM_MUSIC_PREFIXES              1
1319 #define MAX_LEVELS                      1000
1320
1321 /* definitions for demo animation lists */
1322 #define HELPANIM_LIST_NEXT              -1
1323 #define HELPANIM_LIST_END               -999
1324
1325
1326 /* program information and versioning definitions */
1327
1328 #define PROGRAM_VERSION_MAJOR           3
1329 #define PROGRAM_VERSION_MINOR           1
1330 #define PROGRAM_VERSION_PATCH           1
1331 #define PROGRAM_VERSION_BUILD           0
1332
1333 #define PROGRAM_TITLE_STRING            "Rocks'n'Diamonds"
1334 #define PROGRAM_AUTHOR_STRING           "Holger Schemel"
1335 #define PROGRAM_COPYRIGHT_STRING       "Copyright ©1995-2004 by Holger Schemel"
1336
1337 #define ICON_TITLE_STRING               PROGRAM_TITLE_STRING
1338 #define COOKIE_PREFIX                   "ROCKSNDIAMONDS"
1339 #define FILENAME_PREFIX                 "Rocks"
1340
1341 #if defined(PLATFORM_UNIX)
1342 #define USERDATA_DIRECTORY              ".rocksndiamonds"
1343 #elif defined(PLATFORM_WIN32)
1344 #define USERDATA_DIRECTORY              PROGRAM_TITLE_STRING
1345 #else
1346 #define USERDATA_DIRECTORY              "userdata"
1347 #endif
1348
1349 #define X11_ICON_FILENAME               "rocks_icon.xbm"
1350 #define X11_ICONMASK_FILENAME           "rocks_iconmask.xbm"
1351 #define MSDOS_POINTER_FILENAME          "mouse.pcx"
1352
1353 /* file version numbers for resource files (levels, tapes, score, setup, etc.)
1354 ** currently supported/known file version numbers:
1355 **      1.0 (old)
1356 **      1.2 (still in use)
1357 **      1.4 (still in use)
1358 **      2.0 (actual)
1359 */
1360 #define FILE_VERSION_1_0                VERSION_IDENT(1,0,0,0)
1361 #define FILE_VERSION_1_2                VERSION_IDENT(1,2,0,0)
1362 #define FILE_VERSION_1_4                VERSION_IDENT(1,4,0,0)
1363 #define FILE_VERSION_2_0                VERSION_IDENT(2,0,0,0)
1364
1365 /* file version does not change for every program version, but is changed
1366    when new features are introduced that are incompatible with older file
1367    versions, so that they can be treated accordingly */
1368 #define FILE_VERSION_ACTUAL             FILE_VERSION_2_0
1369
1370 #define GAME_VERSION_1_0                FILE_VERSION_1_0
1371 #define GAME_VERSION_1_2                FILE_VERSION_1_2
1372 #define GAME_VERSION_1_4                FILE_VERSION_1_4
1373 #define GAME_VERSION_2_0                FILE_VERSION_2_0
1374
1375 #define GAME_VERSION_ACTUAL             VERSION_IDENT(PROGRAM_VERSION_MAJOR, \
1376                                                       PROGRAM_VERSION_MINOR, \
1377                                                       PROGRAM_VERSION_PATCH, \
1378                                                       PROGRAM_VERSION_BUILD)
1379
1380 /* values for game_emulation */
1381 #define EMU_NONE                        0
1382 #define EMU_BOULDERDASH                 1
1383 #define EMU_SOKOBAN                     2
1384 #define EMU_SUPAPLEX                    3
1385
1386 /* values for level file type identifier */
1387 #define LEVEL_FILE_TYPE_UNKNOWN         0
1388 #define LEVEL_FILE_TYPE_RND             1
1389 #define LEVEL_FILE_TYPE_BD              2
1390 #define LEVEL_FILE_TYPE_EM              3
1391 #define LEVEL_FILE_TYPE_SP              4
1392 #define LEVEL_FILE_TYPE_DX              5
1393 #define LEVEL_FILE_TYPE_SB              6
1394 #define LEVEL_FILE_TYPE_DC              7
1395
1396 #define NUM_LEVEL_FILE_TYPES            8
1397
1398 /* values for game engine type identifier */
1399 #define GAME_ENGINE_TYPE_UNKNOWN        LEVEL_FILE_TYPE_UNKNOWN
1400 #define GAME_ENGINE_TYPE_RND            LEVEL_FILE_TYPE_RND
1401 #define GAME_ENGINE_TYPE_EM             LEVEL_FILE_TYPE_EM
1402
1403 #define NUM_ENGINE_TYPES                3
1404
1405
1406 struct MenuInfo
1407 {
1408   int draw_xoffset_default;
1409   int draw_yoffset_default;
1410   int draw_xoffset[NUM_SPECIAL_GFX_ARGS];
1411   int draw_yoffset[NUM_SPECIAL_GFX_ARGS];
1412
1413   int scrollbar_xoffset;
1414
1415   int list_size_default;
1416   int list_size[NUM_SPECIAL_GFX_ARGS];
1417
1418   int sound[NUM_SPECIAL_GFX_ARGS];
1419   int music[NUM_SPECIAL_GFX_ARGS];
1420 };
1421
1422 struct DoorInfo
1423 {
1424   int step_offset;
1425   int step_delay;
1426   int anim_mode;
1427 };
1428
1429 struct HiScore
1430 {
1431   char Name[MAX_PLAYER_NAME_LEN + 1];
1432   int Score;
1433 };
1434
1435 struct PlayerInfo
1436 {
1437   boolean present;              /* player present in level playfield */
1438   boolean connected;            /* player connected (locally or via network) */
1439   boolean active;               /* player present and connected */
1440
1441   int index_nr;                 /* player number (0 to 3) */
1442   int index_bit;                /* player number bit (1 << 0 to 1 << 3) */
1443   int element_nr;               /* element (EL_PLAYER_1 to EL_PLAYER_4) */
1444   int client_nr;                /* network client identifier */
1445
1446   byte action;                  /* action from local input device */
1447   byte effective_action;        /* action acknowledged from network server
1448                                    or summarized over all configured input
1449                                    devices when in single player mode */
1450   byte programmed_action;       /* action forced by game itself (like moving
1451                                    through doors); overrides other actions */
1452
1453   int jx, jy, last_jx, last_jy;
1454   int MovDir, MovPos, GfxDir, GfxPos;
1455   int Frame, StepFrame;
1456
1457   int GfxAction;
1458
1459   boolean use_murphy_graphic;
1460
1461   boolean block_last_field;
1462   int block_delay;
1463
1464   boolean can_fall_into_acid;
1465
1466   boolean LevelSolved, GameOver;
1467
1468   int last_move_dir;
1469
1470   boolean is_waiting;
1471   boolean is_moving;
1472   boolean is_auto_moving;
1473   boolean is_digging;
1474   boolean is_snapping;
1475   boolean is_collecting;
1476   boolean is_pushing;
1477   boolean is_switching;
1478   boolean is_dropping;
1479
1480   boolean is_bored;
1481   boolean is_sleeping;
1482
1483   int frame_counter_bored;
1484   int frame_counter_sleeping;
1485
1486   int anim_delay_counter;
1487   int post_delay_counter;
1488
1489   int action_waiting, last_action_waiting;
1490   int special_action_bored;
1491   int special_action_sleeping;
1492
1493   int num_special_action_bored;
1494   int num_special_action_sleeping;
1495
1496   int switch_x, switch_y;
1497
1498   int show_envelope;
1499
1500 #if 1   /* USE_NEW_MOVE_DELAY */
1501   int move_delay;
1502   int move_delay_value;
1503 #else
1504   unsigned long move_delay;
1505   int move_delay_value;
1506 #endif
1507
1508   int move_delay_reset_counter;
1509
1510 #if 1   /* USE_NEW_PUSH_DELAY */
1511   int push_delay;
1512   int push_delay_value;
1513 #else
1514   unsigned long push_delay;
1515   unsigned long push_delay_value;
1516 #endif
1517
1518   unsigned long actual_frame_counter;
1519
1520   int drop_delay;
1521
1522   int step_counter;
1523
1524   int score;
1525   int gems_still_needed;
1526   int sokobanfields_still_needed;
1527   int lights_still_needed;
1528   int friends_still_needed;
1529   int key[4];
1530   int dynabomb_count, dynabomb_size, dynabombs_left, dynabomb_xl;
1531   int shield_normal_time_left;
1532   int shield_deadly_time_left;
1533
1534   int inventory_element[MAX_INVENTORY_SIZE];
1535   int inventory_infinite_element;
1536   int inventory_size;
1537 };
1538
1539 struct LevelSetInfo
1540 {
1541   int music[MAX_LEVELS];
1542 };
1543
1544 struct LevelFileInfo
1545 {
1546   int nr;
1547   int type;
1548   boolean packed;
1549   char *basename;
1550   char *filename;
1551 };
1552
1553 struct LevelInfo
1554 {
1555   struct LevelFileInfo file_info;
1556
1557   int game_engine_type;
1558
1559   /* level stored in native format for the alternative native game engines */
1560   struct LevelInfo_EM *native_em_level;
1561
1562   int file_version;     /* file format version the level is stored with    */
1563   int game_version;     /* game release version the level was created with */
1564
1565   boolean encoding_16bit_field;         /* level contains 16-bit elements  */
1566   boolean encoding_16bit_yamyam;        /* yamyam contains 16-bit elements */
1567   boolean encoding_16bit_amoeba;        /* amoeba contains 16-bit elements */
1568
1569   int fieldx, fieldy;
1570
1571   int time;                             /* available time (seconds) */
1572   int gems_needed;
1573
1574   char name[MAX_LEVEL_NAME_LEN + 1];
1575   char author[MAX_LEVEL_AUTHOR_LEN + 1];
1576
1577   char envelope_text[4][MAX_ENVELOPE_TEXT_LEN + 1];
1578   int envelope_xsize[4], envelope_ysize[4];
1579
1580   int score[LEVEL_SCORE_ELEMENTS];
1581
1582   int yamyam_content[MAX_ELEMENT_CONTENTS][3][3];
1583   int num_yamyam_contents;
1584
1585   int amoeba_speed;
1586   int amoeba_content;
1587
1588   int time_magic_wall;
1589   int time_wheel;
1590   int time_light;
1591   int time_timegate;
1592
1593   /* values for the new EMC elements */
1594   int android_move_time;
1595   int android_clone_time;
1596   boolean ball_random;
1597   boolean ball_state_initial;
1598   int ball_time;
1599   int lenses_score;
1600   int magnify_score;
1601   int slurp_score;
1602   int lenses_time;
1603   int magnify_time;
1604   int wind_direction_initial;
1605   int ball_content[NUM_MAGIC_BALL_CONTENTS][3][3];
1606   boolean android_array[16];
1607
1608   int can_move_into_acid_bits;  /* bitfield to store property for elements */
1609   int dont_collide_with_bits;   /* bitfield to store property for elements */
1610
1611   boolean double_speed;
1612   boolean initial_gravity;
1613   boolean em_slippery_gems;     /* EM style "gems slip from wall" behaviour */
1614   boolean use_spring_bug;       /* for compatibility with old levels */
1615   boolean instant_relocation;   /* no visual delay when relocating player */
1616   boolean can_pass_to_walkable; /* player can pass to empty or walkable tile */
1617   boolean grow_into_diggable;   /* amoeba can grow into anything diggable */
1618
1619   boolean block_last_field;     /* player blocks previous field while moving */
1620   boolean sp_block_last_field;  /* player blocks previous field while moving */
1621   int block_delay;              /* delay for blocking previous field */
1622   int sp_block_delay;           /* delay for blocking previous field */
1623
1624   /* ('int' instead of 'boolean' because used as selectbox value in editor) */
1625   int use_step_counter;         /* count steps instead of seconds for level */
1626
1627   short field[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1628
1629   boolean use_custom_template;  /* use custom properties from template file */
1630
1631   boolean no_valid_file;        /* set when level file missing or invalid */
1632
1633   boolean changed;              /* set when level was changed in the editor */
1634 };
1635
1636 struct TapeInfo
1637 {
1638   int file_version;     /* file format version the tape is stored with    */
1639   int game_version;     /* game release version the tape was created with */
1640   int engine_version;   /* game engine version the tape was recorded with */
1641
1642   char *level_identifier;
1643   int level_nr;
1644   unsigned long random_seed;
1645   unsigned long date;
1646   unsigned long counter;
1647   unsigned long length;
1648   unsigned long length_seconds;
1649   unsigned int delay_played;
1650   boolean pause_before_death;
1651   boolean recording, playing, pausing;
1652   boolean fast_forward;
1653   boolean warp_forward;
1654   boolean deactivate_display;
1655   boolean auto_play;
1656   boolean auto_play_level_solved;
1657   boolean quick_resume;
1658   boolean single_step;
1659   boolean changed;
1660   boolean player_participates[MAX_PLAYERS];
1661   int num_participating_players;
1662
1663   struct
1664   {
1665     byte action[MAX_PLAYERS];
1666     byte delay;
1667   } pos[MAX_TAPELEN];
1668
1669   boolean no_valid_file;        /* set when tape file missing or invalid */
1670 };
1671
1672 struct GameInfo
1673 {
1674   /* values for engine initialization */
1675   int default_push_delay_fixed;
1676   int default_push_delay_random;
1677
1678   /* constant within running game */
1679   int engine_version;
1680   int emulation;
1681   int initial_move_delay;
1682   int initial_move_delay_value;
1683   int initial_push_delay_value;
1684
1685   /* flags to handle bugs in and changes between different engine versions */
1686   /* (for the latest engine version, these flags should always be "FALSE") */
1687   boolean use_bug_change_when_pushing;
1688
1689   /* variable within running game */
1690   int yamyam_content_nr;
1691   boolean magic_wall_active;
1692   int magic_wall_time_left;
1693   int light_time_left;
1694   int timegate_time_left;
1695   int belt_dir[4];
1696   int belt_dir_nr[4];
1697   int switchgate_pos;
1698   int balloon_dir;
1699   boolean gravity;
1700   boolean explosions_delayed;
1701   boolean envelope_active;
1702
1703   /* values for player idle animation (no effect on engine) */
1704   int player_boring_delay_fixed;
1705   int player_boring_delay_random;
1706   int player_sleeping_delay_fixed;
1707   int player_sleeping_delay_random;
1708 };
1709
1710 struct GlobalInfo
1711 {
1712   char *autoplay_leveldir;
1713   int autoplay_level_nr;
1714
1715   char *convert_leveldir;
1716   int convert_level_nr;
1717
1718   int num_toons;
1719
1720   float frames_per_second;
1721   boolean fps_slowdown;
1722   int fps_slowdown_factor;
1723 };
1724
1725 struct ElementChangeInfo
1726 {
1727   boolean can_change;           /* use or ignore this change info */
1728
1729   unsigned long events;         /* change events */
1730
1731   int trigger_player;           /* player triggering change */
1732   int trigger_side;             /* side triggering change */
1733   int trigger_page;             /* page triggering change */
1734
1735   short target_element;         /* target element after change */
1736
1737   int delay_fixed;              /* added frame delay before changed (fixed) */
1738   int delay_random;             /* added frame delay before changed (random) */
1739   int delay_frames;             /* either 1 (frames) or 50 (seconds; 50 fps) */
1740
1741   short trigger_element;        /* element triggering change */
1742
1743   int target_content[3][3];     /* elements for extended change target */
1744   boolean use_target_content;   /* use extended change target */
1745   boolean only_if_complete;     /* only use complete target content */
1746   boolean use_random_replace;   /* use random value for replacing elements */
1747   int random_percentage;        /* random value for replacing elements */
1748   int replace_when;             /* type of elements that can be replaced */
1749
1750   boolean explode;              /* explode instead of change */
1751
1752   /* ---------- internal values used at runtime when playing ---------- */
1753
1754   /* functions that are called before, while and after the change of an
1755      element -- currently only used for non-custom elements */
1756   void (*pre_change_function)(int x, int y);
1757   void (*change_function)(int x, int y);
1758   void (*post_change_function)(int x, int y);
1759
1760   short actual_trigger_element; /* element that actually triggered change */
1761   int actual_trigger_player;    /* player which actually triggered change */
1762
1763   /* ---------- internal values used in level editor ---------- */
1764
1765   int direct_action;            /* change triggered by actions on element */
1766   int other_action;             /* change triggered by other element actions */
1767 };
1768
1769 struct ElementGroupInfo
1770 {
1771   int num_elements;                     /* number of elements in this group */
1772   short element[MAX_ELEMENTS_IN_GROUP]; /* list of elements in this group */
1773
1774   int choice_mode;              /* how to choose element from group */
1775
1776   /* ---------- internal values used at runtime when playing ---------- */
1777
1778   /* the following is the same as above, but with recursively resolved group
1779      elements (group elements may also contain further group elements!) */
1780   int num_elements_resolved;
1781   short element_resolved[NUM_FILE_ELEMENTS];
1782
1783   int choice_pos;               /* current element choice position */
1784 };
1785
1786 struct ElementNameInfo
1787 {
1788   /* ---------- token and description strings ---------- */
1789
1790   char *token_name;             /* element token used in config files */
1791   char *class_name;             /* element class used in config files */
1792   char *editor_description;     /* pre-defined description for level editor */
1793 };
1794
1795 struct ElementInfo
1796 {
1797   /* ---------- token and description strings ---------- */
1798
1799   char *token_name;             /* element token used in config files */
1800   char *class_name;             /* element class used in config files */
1801   char *editor_description;     /* pre-defined description for level editor */
1802   char *custom_description;     /* alternative description from config file */
1803   char description[MAX_ELEMENT_NAME_LEN + 1];   /* for custom/group elements */
1804
1805   /* ---------- graphic and sound definitions ---------- */
1806
1807   int graphic[NUM_ACTIONS];     /* default graphics for several actions */
1808   int direction_graphic[NUM_ACTIONS][NUM_DIRECTIONS];
1809                                 /* special graphics for left/right/up/down */
1810
1811   int crumbled[NUM_ACTIONS];    /* crumbled graphics for several actions */
1812   int direction_crumbled[NUM_ACTIONS][NUM_DIRECTIONS];
1813                                 /* crumbled graphics for left/right/up/down */
1814
1815   int special_graphic[NUM_SPECIAL_GFX_ARGS];
1816                                 /* special graphics for certain screens */
1817
1818   int sound[NUM_ACTIONS];       /* default sounds for several actions */
1819
1820   /* ---------- special element property values ---------- */
1821
1822   boolean use_gfx_element;      /* use custom graphic element */
1823   short gfx_element;            /* optional custom graphic element */
1824
1825   int access_direction;         /* accessible from which direction */
1826
1827   int collect_score;            /* score value for collecting */
1828   int collect_count;            /* count value for collecting */
1829
1830   int push_delay_fixed;         /* constant delay before pushing */
1831   int push_delay_random;        /* additional random delay before pushing */
1832   int drop_delay_fixed;         /* constant delay after dropping */
1833   int drop_delay_random;        /* additional random delay after dropping */
1834   int move_delay_fixed;         /* constant delay after moving */
1835   int move_delay_random;        /* additional random delay after moving */
1836
1837   int move_pattern;             /* direction movable element moves to */
1838   int move_direction_initial;   /* initial direction element moves to */
1839   int move_stepsize;            /* step size element moves with */
1840
1841   int move_enter_element;       /* element that can be entered (and removed) */
1842   int move_leave_element;       /* element that can be left behind */
1843   int move_leave_type;          /* change (limited) or leave (unlimited) */
1844
1845   int slippery_type;            /* how/where other elements slip away */
1846
1847   int content[3][3];            /* new elements after explosion */
1848
1849   int explosion_type;           /* type of explosion, like 3x3, 3+3 or 1x1 */
1850   int explosion_delay;          /* duration of explosion of this element */
1851   int ignition_delay;           /* delay for explosion by other explosion */
1852
1853   struct ElementChangeInfo *change_page; /* actual list of change pages */
1854   struct ElementChangeInfo *change;      /* pointer to current change page */
1855
1856   int num_change_pages;         /* actual number of change pages */
1857   int current_change_page;      /* currently edited change page */
1858
1859   struct ElementGroupInfo *group;       /* pointer to element group info */
1860
1861   /* ---------- internal values used at runtime when playing ---------- */
1862
1863   unsigned long change_events;  /* bitfield for combined change events */
1864
1865   int event_page_nr[NUM_CHANGE_EVENTS]; /* page number for each event */
1866   struct ElementChangeInfo *event_page[NUM_CHANGE_EVENTS]; /* page for event */
1867
1868   boolean in_group[NUM_GROUP_ELEMENTS];
1869
1870 #if 0
1871   boolean can_leave_element;    /* element can leave other element behind */
1872   boolean can_leave_element_last;
1873 #endif
1874
1875   /* ---------- internal values used in level editor ---------- */
1876
1877   int access_type;              /* walkable or passable */
1878   int access_layer;             /* accessible over/inside/under */
1879   int access_protected;         /* protection against deadly elements */
1880   int walk_to_action;           /* diggable/collectible/pushable */
1881   int smash_targets;            /* can smash player/enemies/everything */
1882   int deadliness;               /* deadly when running/colliding/touching */
1883
1884   boolean can_explode_by_fire;  /* element explodes by fire */
1885   boolean can_explode_smashed;  /* element explodes when smashed */
1886   boolean can_explode_impact;   /* element explodes on impact */
1887
1888   boolean modified_settings;    /* set for all modified custom elements */
1889 };
1890
1891 struct FontInfo
1892 {
1893   char *token_name;             /* font token used in config files */
1894
1895   int graphic;                  /* default graphic for this font */
1896   int special_graphic[NUM_SPECIAL_GFX_ARGS];
1897                                 /* special graphics for certain screens */
1898   int special_bitmap_id[NUM_SPECIAL_GFX_ARGS];
1899                                 /* internal bitmap ID for special graphics */
1900 };
1901
1902 struct GraphicInfo
1903 {
1904   Bitmap *bitmap;
1905   int src_x, src_y;             /* start position of animation frames */
1906   int width, height;            /* width/height of each animation frame */
1907   int offset_x, offset_y;       /* x/y offset to next animation frame */
1908   int offset2_x, offset2_y;     /* x/y offset to second movement tile */
1909   boolean double_movement;      /* animation has second movement tile */
1910   int swap_double_tiles;        /* explicitely force or forbid tile swapping */
1911   int anim_frames;
1912   int anim_frames_per_line;
1913   int anim_start_frame;
1914   int anim_delay;               /* important: delay of 1 means "no delay"! */
1915   int anim_mode;
1916   boolean anim_global_sync;
1917   int crumbled_like;            /* element for cloning crumble graphics */
1918   int diggable_like;            /* element for cloning digging graphics */
1919   int border_size;              /* border size for "crumbled" graphics */
1920   int scale_up_factor;          /* optional factor for scaling image up */
1921
1922   int anim_delay_fixed;         /* optional delay values for bored and   */
1923   int anim_delay_random;        /* sleeping player animations (animation */
1924   int post_delay_fixed;         /* intervall and following pause before  */
1925   int post_delay_random;        /* next intervall (bored animation only) */
1926
1927   int step_offset;              /* optional step offset of toon animations */
1928   int step_delay;               /* optional step delay of toon animations */
1929
1930   int draw_x, draw_y;           /* optional offset for drawing fonts chars */
1931
1932   int draw_masked;              /* optional setting for drawing envelope gfx */
1933
1934 #if defined(TARGET_X11_NATIVE_PERFORMANCE_WORKAROUND)
1935   Pixmap clip_mask;             /* single-graphic-only clip mask for X11 */
1936   GC clip_gc;                   /* single-graphic-only clip gc for X11 */
1937 #endif
1938 };
1939
1940 struct SoundInfo
1941 {
1942   boolean loop;
1943   int volume;
1944   int priority;
1945 };
1946
1947 struct MusicInfo
1948 {
1949   boolean loop;
1950 };
1951
1952 struct MusicPrefixInfo
1953 {
1954   char *prefix;
1955   boolean is_loop_music;
1956 };
1957
1958 struct MusicFileInfo
1959 {
1960   char *basename;
1961
1962   char *title_header;
1963   char *artist_header;
1964   char *album_header;
1965   char *year_header;
1966
1967   char *title;
1968   char *artist;
1969   char *album;
1970   char *year;
1971
1972   int music;
1973
1974   boolean is_sound;
1975
1976   struct MusicFileInfo *next;
1977 };
1978
1979 struct ElementActionInfo
1980 {
1981   char *suffix;
1982   int value;
1983   boolean is_loop_sound;
1984 };
1985
1986 struct ElementDirectionInfo
1987 {
1988   char *suffix;
1989   int value;
1990 };
1991
1992 struct SpecialSuffixInfo
1993 {
1994   char *suffix;
1995   int value;
1996 };
1997
1998 struct HelpAnimInfo
1999 {
2000   int element;
2001   int action;
2002   int direction;
2003
2004   int delay;
2005 };
2006
2007
2008 #if 0
2009 extern GC                       tile_clip_gc;
2010 extern Bitmap                  *pix[];
2011 #endif
2012 extern Bitmap                  *bitmap_db_field, *bitmap_db_door;
2013 extern Pixmap                   tile_clipmask[];
2014 extern DrawBuffer             *fieldbuffer;
2015 extern DrawBuffer             *drawto_field;
2016
2017 extern int                      game_status;
2018 extern boolean                  level_editor_test_game;
2019 extern boolean                  network_playing;
2020
2021 #if defined(TARGET_SDL)
2022 extern boolean                  network_server;
2023 extern SDL_Thread              *server_thread;
2024 #endif
2025
2026 extern int                      key_joystick_mapping;
2027
2028 extern boolean                  redraw[MAX_BUF_XSIZE][MAX_BUF_YSIZE];
2029 extern int                      redraw_x1, redraw_y1;
2030
2031 extern short                    Feld[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2032 extern short                    MovPos[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2033 extern short                    MovDir[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2034 extern short                    MovDelay[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2035 extern short                    ChangeDelay[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2036 extern short                    ChangePage[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2037 extern short                    Store[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2038 extern short                    Store2[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2039 extern short                    StorePlayer[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2040 extern short                    Back[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2041 extern boolean                  Stop[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2042 extern boolean                  Pushed[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2043 extern unsigned long            Changed[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2044 extern unsigned long            ChangeEvent[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2045 extern short                    WasJustMoving[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2046 extern short                    WasJustFalling[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2047 extern short                    CheckCollision[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2048 extern short                    AmoebaNr[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2049 extern short                    AmoebaCnt[MAX_NUM_AMOEBA];
2050 extern short                    AmoebaCnt2[MAX_NUM_AMOEBA];
2051 extern short                    ExplodeField[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2052 extern short                    ExplodePhase[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2053 extern short                    ExplodeDelay[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2054 extern int                      RunnerVisit[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2055 extern int                      PlayerVisit[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2056
2057 extern unsigned long            Properties[MAX_NUM_ELEMENTS][NUM_EP_BITFIELDS];
2058
2059 extern int                      GfxFrame[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2060 extern int                      GfxRandom[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2061 extern int                      GfxElement[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2062 extern int                      GfxAction[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2063 extern int                      GfxDir[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2064
2065 extern int                      lev_fieldx, lev_fieldy;
2066 extern int                      scroll_x, scroll_y;
2067
2068 extern int                      FX, FY;
2069 extern int                      ScrollStepSize;
2070 extern int                      ScreenMovDir, ScreenMovPos, ScreenGfxPos;
2071 extern int                      BorderElement;
2072 extern int                      GameFrameDelay;
2073 extern int                      FfwdFrameDelay;
2074 extern int                      BX1, BY1;
2075 extern int                      BX2, BY2;
2076 extern int                      SBX_Left, SBX_Right;
2077 extern int                      SBY_Upper, SBY_Lower;
2078 extern int                      ZX, ZY;
2079 extern int                      ExitX, ExitY;
2080 extern int                      AllPlayersGone;
2081
2082 extern int                      TimeFrames, TimePlayed, TimeLeft, TapeTime;
2083 extern boolean                  SiebAktiv;
2084 extern int                      SiebCount;
2085
2086 extern boolean                  network_player_action_received;
2087
2088 extern int                      graphics_action_mapping[];
2089
2090 extern struct LevelSetInfo      levelset;
2091 extern struct LevelInfo         level, level_template;
2092 extern struct PlayerInfo        stored_player[], *local_player;
2093 extern struct HiScore           highscore[];
2094 extern struct TapeInfo          tape;
2095 extern struct GameInfo          game;
2096 extern struct GlobalInfo        global;
2097 extern struct MenuInfo          menu;
2098 extern struct DoorInfo          door_1, door_2;
2099 extern struct ElementInfo       element_info[];
2100 extern struct ElementNameInfo   element_name_info[];
2101 extern struct ElementActionInfo element_action_info[];
2102 extern struct ElementDirectionInfo element_direction_info[];
2103 extern struct SpecialSuffixInfo special_suffix_info[];
2104 extern struct TokenIntPtrInfo   image_config_vars[];
2105 extern struct FontInfo          font_info[];
2106 extern struct MusicPrefixInfo   music_prefix_info[];
2107 extern struct GraphicInfo      *graphic_info;
2108 extern struct SoundInfo        *sound_info;
2109 extern struct MusicInfo        *music_info;
2110 extern struct MusicFileInfo    *music_file_info;
2111 extern struct HelpAnimInfo     *helpanim_info;
2112 extern SetupFileHash           *helptext_info;
2113 extern struct ConfigTypeInfo    image_config_suffix[];
2114 extern struct ConfigTypeInfo    sound_config_suffix[];
2115 extern struct ConfigTypeInfo    music_config_suffix[];
2116 extern struct ConfigInfo        image_config[];
2117 extern struct ConfigInfo        sound_config[];
2118 extern struct ConfigInfo        music_config[];
2119 extern struct ConfigInfo        helpanim_config[];
2120 extern struct ConfigInfo        helptext_config[];
2121
2122 #endif  /* MAIN_H */