src/main.h

   1 /***********************************************************
   2 * Rocks'n'Diamonds -- McDuffin Strikes Back!               *
   3 *----------------------------------------------------------*
   4 * (c) 1995-2002 Artsoft Entertainment                      *
   5 *               Holger Schemel                             *
   6 *               Detmolder Strasse 189                      *
   7 *               33604 Bielefeld                            *
   8 *               Germany                                    *
   9 *               e-mail: info@artsoft.org                   *
  10 *----------------------------------------------------------*
  11 * main.h                                                   *
  12 ***********************************************************/
  13
  14 #ifndef MAIN_H
  15 #define MAIN_H
  16
  17 #include <stdio.h>
  18 #include <stdlib.h>
  19 #include <string.h>
  20 #include <time.h>
  21 #include <sys/time.h>
  22 #include <sys/types.h>
  23 #include <sys/stat.h>
  24 #include <errno.h>
  25 #include <unistd.h>
  26 #include <fcntl.h>
  27
  28 #include "libgame/libgame.h"
  29
  30 #include "conf_gfx.h"   /* include auto-generated data structure definitions */
  31 #include "conf_snd.h"   /* include auto-generated data structure definitions */
  32
  33 #define IMG_UNDEFINED           (-1)
  34 #define IMG_EMPTY               IMG_EMPTY_SPACE
  35 #define IMG_SP_EMPTY            IMG_SP_EMPTY_SPACE
  36 #define IMG_EXPLOSION           IMG_DEFAULT_EXPLODING
  37 #define IMG_CHAR_START          IMG_CHAR_SPACE
  38 #define IMG_CUSTOM_START        IMG_CUSTOM_1
  39
  40 #define SND_UNDEFINED           (-1)
  41
  42 #define WIN_XSIZE               672
  43 #define WIN_YSIZE               560
  44
  45 #define SCR_FIELDX              17
  46 #define SCR_FIELDY              17
  47 #define MAX_BUF_XSIZE           (SCR_FIELDX + 2)
  48 #define MAX_BUF_YSIZE           (SCR_FIELDY + 2)
  49 #define MIN_LEV_FIELDX          3
  50 #define MIN_LEV_FIELDY          3
  51 #define STD_LEV_FIELDX          64
  52 #define STD_LEV_FIELDY          32
  53 #define MAX_LEV_FIELDX          128
  54 #define MAX_LEV_FIELDY          128
  55
  56 #define SCREENX(a)              ((a) - scroll_x)
  57 #define SCREENY(a)              ((a) - scroll_y)
  58 #define LEVELX(a)               ((a) + scroll_x)
  59 #define LEVELY(a)               ((a) + scroll_y)
  60 #define IN_VIS_FIELD(x,y) ((x)>=0 && (x)<SCR_FIELDX && (y)>=0 &&(y)<SCR_FIELDY)
  61 #define IN_SCR_FIELD(x,y) ((x)>=BX1 && (x)<=BX2 && (y)>=BY1 &&(y)<=BY2)
  62 #define IN_LEV_FIELD(x,y) ((x)>=0 && (x)<lev_fieldx && (y)>=0 &&(y)<lev_fieldy)
  63
  64 /* values for configurable properties (custom elem's only, else pre-defined) */
  65 #define EP_DIGGABLE             0
  66 #define EP_COLLECTIBLE_ONLY     1
  67 #define EP_DONT_RUN_INTO        2
  68 #define EP_DONT_COLLIDE_WITH    3
  69 #define EP_DONT_TOUCH           4
  70 #define EP_INDESTRUCTIBLE       5
  71 #define EP_SLIPPERY             6
  72 #define EP_CAN_CHANGE           7
  73 #define EP_CAN_MOVE             8
  74 #define EP_CAN_FALL             9
  75 #define EP_CAN_SMASH_PLAYER     10
  76 #define EP_CAN_SMASH_ENEMIES    11
  77 #define EP_CAN_SMASH_EVERYTHING 12
  78 #define EP_CAN_EXPLODE_BY_FIRE  13
  79 #define EP_CAN_EXPLODE_SMASHED  14
  80 #define EP_CAN_EXPLODE_IMPACT   15
  81 #define EP_WALKABLE_OVER        16
  82 #define EP_WALKABLE_INSIDE      17
  83 #define EP_WALKABLE_UNDER       18
  84 #define EP_PASSABLE_OVER        19
  85 #define EP_PASSABLE_INSIDE      20
  86 #define EP_PASSABLE_UNDER       21
  87 #define EP_DROPPABLE            22
  88 #define EP_CAN_EXPLODE_1X1      23
  89 #define EP_PUSHABLE             24
  90
  91 /* values for special configurable properties (depending on level settings) */
  92 #define EP_EM_SLIPPERY_WALL     32
  93
  94 /* values for special graphics properties (no effect on game engine) */
  95 #define EP_CAN_BE_CRUMBLED      33
  96
  97 /* values for pre-defined properties */
  98 #define EP_PLAYER               34
  99 #define EP_CAN_PASS_MAGIC_WALL  35
 100 #define EP_SWITCHABLE           36
 101 #define EP_BD_ELEMENT           37
 102 #define EP_SP_ELEMENT           38
 103 #define EP_SB_ELEMENT           39
 104 #define EP_GEM                  40
 105 #define EP_FOOD_DARK_YAMYAM     41
 106 #define EP_FOOD_PENGUIN         42
 107 #define EP_FOOD_PIG             43
 108 #define EP_HISTORIC_WALL        44
 109 #define EP_HISTORIC_SOLID       45
 110 #define EP_CLASSIC_ENEMY        46
 111 #define EP_BELT                 47
 112 #define EP_BELT_ACTIVE          48
 113 #define EP_BELT_SWITCH          49
 114 #define EP_TUBE                 50
 115 #define EP_KEYGATE              51
 116 #define EP_AMOEBOID             52
 117 #define EP_AMOEBALIVE           53
 118 #define EP_HAS_CONTENT          54
 119 #define EP_ACTIVE_BOMB          55
 120 #define EP_INACTIVE             56
 121
 122 /* values for derived properties (determined from properties above) */
 123 #define EP_ACCESSIBLE_OVER      57
 124 #define EP_ACCESSIBLE_INSIDE    58
 125 #define EP_ACCESSIBLE_UNDER     59
 126 #define EP_WALKABLE             60
 127 #define EP_PASSABLE             61
 128 #define EP_ACCESSIBLE           62
 129 #define EP_COLLECTIBLE          63
 130 #define EP_SNAPPABLE            64
 131 #define EP_WALL                 65
 132 #define EP_SOLID_FOR_PUSHING    66
 133 #define EP_DRAGONFIRE_PROOF     67
 134 #define EP_EXPLOSION_PROOF      68
 135 #define EP_CAN_SMASH            69
 136 #define EP_CAN_EXPLODE          70
 137 #define EP_CAN_EXPLODE_3X3      71
 138
 139 /* values for internal purpose only (level editor) */
 140 #define EP_EXPLODE_RESULT       72
 141 #define EP_WALK_TO_OBJECT       73
 142 #define EP_DEADLY               74
 143
 144 #define NUM_ELEMENT_PROPERTIES  75
 145
 146 #define NUM_EP_BITFIELDS        ((NUM_ELEMENT_PROPERTIES + 31) / 32)
 147 #define EP_BITFIELD_BASE        0
 148
 149 #define EP_BITMASK_DEFAULT      0
 150
 151 #define PROPERTY_BIT(p)         (1 << ((p) % 32))
 152 #define PROPERTY_VAR(e,p)       (Properties[e][(p) / 32])
 153 #define HAS_PROPERTY(e,p)       ((PROPERTY_VAR(e, p) & PROPERTY_BIT(p)) != 0)
 154 #define SET_PROPERTY(e,p,v)     ((v) ?                                     \
 155                                  (PROPERTY_VAR(e,p) |=  PROPERTY_BIT(p)) : \
 156                                  (PROPERTY_VAR(e,p) &= ~PROPERTY_BIT(p)))
 157
 158
 159 /* values for change events for custom elements (stored in level file) */
 160 #define CE_DELAY                0
 161 #define CE_TOUCHED_BY_PLAYER    1
 162 #define CE_PRESSED_BY_PLAYER    2
 163 #define CE_PUSHED_BY_PLAYER     3
 164 #define CE_DROPPED_BY_PLAYER    4
 165 #define CE_COLLISION            5
 166 #define CE_IMPACT               6
 167 #define CE_SMASHED              7
 168 #define CE_OTHER_IS_TOUCHING    8
 169 #define CE_OTHER_IS_CHANGING    9
 170 #define CE_OTHER_IS_EXPLODING   10
 171 #define CE_OTHER_GETS_TOUCHED   11
 172 #define CE_OTHER_GETS_PRESSED   12
 173 #define CE_OTHER_GETS_PUSHED    13
 174 #define CE_OTHER_GETS_COLLECTED 14
 175 #define CE_OTHER_GETS_DROPPED   15
 176 #define CE_BY_PLAYER            16 /* obsolete; map'd to CE_BY_DIRECT_ACTION */
 177 #define CE_BY_COLLISION         17 /* obsolete; map'd to CE_BY_DIRECT_ACTION */
 178 #define CE_BY_OTHER_ACTION      18      /* activates other element events */
 179 #define CE_BY_DIRECT_ACTION     19      /* activates direct element events */
 180 #define CE_OTHER_GETS_DIGGED    20
 181
 182 #define NUM_CHANGE_EVENTS       21
 183
 184 #define CE_BITMASK_DEFAULT      0
 185
 186 #define CH_EVENT_BIT(c)         (1 << (c))
 187 #define CH_EVENT_VAR(e)         (element_info[e].change->events)
 188 #define CH_ANY_EVENT_VAR(e)     (element_info[e].change_events)
 189
 190 #define HAS_CHANGE_EVENT(e,c)   (IS_CUSTOM_ELEMENT(e) &&                  \
 191                                  (CH_EVENT_VAR(e) & CH_EVENT_BIT(c)) != 0)
 192 #define HAS_ANY_CHANGE_EVENT(e,c) (IS_CUSTOM_ELEMENT(e) &&                \
 193                                  (CH_ANY_EVENT_VAR(e) & CH_EVENT_BIT(c)) != 0)
 194 #define SET_CHANGE_EVENT(e,c,v) (IS_CUSTOM_ELEMENT(e) ?                   \
 195                                  ((v) ?                                   \
 196                                   (CH_EVENT_VAR(e) |=  CH_EVENT_BIT(c)) : \
 197                                   (CH_EVENT_VAR(e) &= ~CH_EVENT_BIT(c))) : 0)
 198
 199 /* values for change power for custom elements */
 200 #define CP_NON_DESTRUCTIVE      0
 201 #define CP_HALF_DESTRUCTIVE     1
 202 #define CP_FULL_DESTRUCTIVE     2
 203
 204 /* values for special move patterns (bits 0-3: basic move directions) */
 205 #define MV_BIT_TOWARDS_PLAYER   4
 206 #define MV_BIT_AWAY_FROM_PLAYER 5
 207 #define MV_BIT_ALONG_LEFT_SIDE  6
 208 #define MV_BIT_ALONG_RIGHT_SIDE 7
 209 #define MV_BIT_TURNING_LEFT     8
 210 #define MV_BIT_TURNING_RIGHT    9
 211
 212 /* values for special move patterns for custom elements */
 213 #define MV_HORIZONTAL           (MV_LEFT | MV_RIGHT)
 214 #define MV_VERTICAL             (MV_UP | MV_DOWN)
 215 #define MV_ALL_DIRECTIONS       (MV_HORIZONTAL | MV_VERTICAL)
 216 #define MV_ANY_DIRECTION        (MV_ALL_DIRECTIONS)
 217 #define MV_TOWARDS_PLAYER       (1 << MV_BIT_TOWARDS_PLAYER)
 218 #define MV_AWAY_FROM_PLAYER     (1 << MV_BIT_AWAY_FROM_PLAYER)
 219 #define MV_ALONG_LEFT_SIDE      (1 << MV_BIT_ALONG_LEFT_SIDE)
 220 #define MV_ALONG_RIGHT_SIDE     (1 << MV_BIT_ALONG_RIGHT_SIDE)
 221 #define MV_TURNING_LEFT         (1 << MV_BIT_TURNING_LEFT)
 222 #define MV_TURNING_RIGHT        (1 << MV_BIT_TURNING_RIGHT)
 223
 224 /* values for slippery property for custom elements */
 225 #define SLIPPERY_ANY_RANDOM     0
 226 #define SLIPPERY_ANY_LEFT_RIGHT 1
 227 #define SLIPPERY_ANY_RIGHT_LEFT 2
 228 #define SLIPPERY_ONLY_LEFT      3
 229 #define SLIPPERY_ONLY_RIGHT     4
 230
 231 /* macros for configurable properties */
 232 #define IS_DIGGABLE(e)          HAS_PROPERTY(e, EP_DIGGABLE)
 233 #define IS_COLLECTIBLE_ONLY(e)  HAS_PROPERTY(e, EP_COLLECTIBLE_ONLY)
 234 #define DONT_RUN_INTO(e)        HAS_PROPERTY(e, EP_DONT_RUN_INTO)
 235 #define DONT_COLLIDE_WITH(e)    HAS_PROPERTY(e, EP_DONT_COLLIDE_WITH)
 236 #define DONT_TOUCH(e)           HAS_PROPERTY(e, EP_DONT_TOUCH)
 237 #define IS_INDESTRUCTIBLE(e)    HAS_PROPERTY(e, EP_INDESTRUCTIBLE)
 238 #define IS_SLIPPERY(e)          HAS_PROPERTY(e, EP_SLIPPERY)
 239 #define CAN_CHANGE(e)           HAS_PROPERTY(e, EP_CAN_CHANGE)
 240 #define CAN_MOVE(e)             HAS_PROPERTY(e, EP_CAN_MOVE)
 241 #define CAN_FALL(e)             HAS_PROPERTY(e, EP_CAN_FALL)
 242 #define CAN_SMASH_PLAYER(e)     HAS_PROPERTY(e, EP_CAN_SMASH_PLAYER)
 243 #define CAN_SMASH_ENEMIES(e)    HAS_PROPERTY(e, EP_CAN_SMASH_ENEMIES)
 244 #define CAN_SMASH_EVERYTHING(e) HAS_PROPERTY(e, EP_CAN_SMASH_EVERYTHING)
 245 #define CAN_EXPLODE_BY_FIRE(e)  HAS_PROPERTY(e, EP_CAN_EXPLODE_BY_FIRE)
 246 #define CAN_EXPLODE_SMASHED(e)  HAS_PROPERTY(e, EP_CAN_EXPLODE_SMASHED)
 247 #define CAN_EXPLODE_IMPACT(e)   HAS_PROPERTY(e, EP_CAN_EXPLODE_IMPACT)
 248 #define IS_WALKABLE_OVER(e)     HAS_PROPERTY(e, EP_WALKABLE_OVER)
 249 #define IS_WALKABLE_INSIDE(e)   HAS_PROPERTY(e, EP_WALKABLE_INSIDE)
 250 #define IS_WALKABLE_UNDER(e)    HAS_PROPERTY(e, EP_WALKABLE_UNDER)
 251 #define IS_PASSABLE_OVER(e)     HAS_PROPERTY(e, EP_PASSABLE_OVER)
 252 #define IS_PASSABLE_INSIDE(e)   HAS_PROPERTY(e, EP_PASSABLE_INSIDE)
 253 #define IS_PASSABLE_UNDER(e)    HAS_PROPERTY(e, EP_PASSABLE_UNDER)
 254 #define IS_DROPPABLE(e)         HAS_PROPERTY(e, EP_DROPPABLE)
 255 #define CAN_EXPLODE_1X1(e)      HAS_PROPERTY(e, EP_CAN_EXPLODE_1X1)
 256 #define IS_PUSHABLE(e)          HAS_PROPERTY(e, EP_PUSHABLE)
 257
 258 /* macros for special configurable properties */
 259 #define IS_EM_SLIPPERY_WALL(e)  HAS_PROPERTY(e, EP_EM_SLIPPERY_WALL)
 260
 261 /* macros for special graphics properties */
 262 #define CAN_BE_CRUMBLED(e)      HAS_PROPERTY(GFX_ELEMENT(e),EP_CAN_BE_CRUMBLED)
 263
 264 /* macros for pre-defined properties */
 265 #define ELEM_IS_PLAYER(e)       HAS_PROPERTY(e, EP_PLAYER)
 266 #define CAN_PASS_MAGIC_WALL(e)  HAS_PROPERTY(e, EP_CAN_PASS_MAGIC_WALL)
 267 #define IS_SWITCHABLE(e)        HAS_PROPERTY(e, EP_SWITCHABLE)
 268 #define IS_BD_ELEMENT(e)        HAS_PROPERTY(e, EP_BD_ELEMENT)
 269 #define IS_SP_ELEMENT(e)        HAS_PROPERTY(e, EP_SP_ELEMENT)
 270 #define IS_SB_ELEMENT(e)        HAS_PROPERTY(e, EP_SB_ELEMENT)
 271 #define IS_GEM(e)               HAS_PROPERTY(e, EP_GEM)
 272 #define IS_FOOD_DARK_YAMYAM(e)  HAS_PROPERTY(e, EP_FOOD_DARK_YAMYAM)
 273 #define IS_FOOD_PENGUIN(e)      HAS_PROPERTY(e, EP_FOOD_PENGUIN)
 274 #define IS_FOOD_PIG(e)          HAS_PROPERTY(e, EP_FOOD_PIG)
 275 #define IS_HISTORIC_WALL(e)     HAS_PROPERTY(e, EP_HISTORIC_WALL)
 276 #define IS_HISTORIC_SOLID(e)    HAS_PROPERTY(e, EP_HISTORIC_SOLID)
 277 #define IS_CLASSIC_ENEMY(e)     HAS_PROPERTY(e, EP_CLASSIC_ENEMY)
 278 #define IS_BELT(e)              HAS_PROPERTY(e, EP_BELT)
 279 #define IS_BELT_ACTIVE(e)       HAS_PROPERTY(e, EP_BELT_ACTIVE)
 280 #define IS_BELT_SWITCH(e)       HAS_PROPERTY(e, EP_BELT_SWITCH)
 281 #define IS_TUBE(e)              HAS_PROPERTY(e, EP_TUBE)
 282 #define IS_KEYGATE(e)           HAS_PROPERTY(e, EP_KEYGATE)
 283 #define IS_AMOEBOID(e)          HAS_PROPERTY(e, EP_AMOEBOID)
 284 #define IS_AMOEBALIVE(e)        HAS_PROPERTY(e, EP_AMOEBALIVE)
 285 #define HAS_CONTENT(e)          HAS_PROPERTY(e, EP_HAS_CONTENT)
 286 #define IS_ACTIVE_BOMB(e)       HAS_PROPERTY(e, EP_ACTIVE_BOMB)
 287 #define IS_INACTIVE(e)          HAS_PROPERTY(e, EP_INACTIVE)
 288
 289 /* macros for derived properties */
 290 #define IS_ACCESSIBLE_OVER(e)   HAS_PROPERTY(e, EP_ACCESSIBLE_OVER)
 291 #define IS_ACCESSIBLE_INSIDE(e) HAS_PROPERTY(e, EP_ACCESSIBLE_INSIDE)
 292 #define IS_ACCESSIBLE_UNDER(e)  HAS_PROPERTY(e, EP_ACCESSIBLE_UNDER)
 293 #define IS_WALKABLE(e)          HAS_PROPERTY(e, EP_WALKABLE)
 294 #define IS_PASSABLE(e)          HAS_PROPERTY(e, EP_PASSABLE)
 295 #define IS_ACCESSIBLE(e)        HAS_PROPERTY(e, EP_ACCESSIBLE)
 296 #define IS_COLLECTIBLE(e)       HAS_PROPERTY(e, EP_COLLECTIBLE)
 297 #define IS_SNAPPABLE(e)         HAS_PROPERTY(e, EP_SNAPPABLE)
 298 #define IS_WALL(e)              HAS_PROPERTY(e, EP_WALL)
 299 #define IS_SOLID_FOR_PUSHING(e) HAS_PROPERTY(e, EP_SOLID_FOR_PUSHING)
 300 #define IS_DRAGONFIRE_PROOF(e)  HAS_PROPERTY(e, EP_DRAGONFIRE_PROOF)
 301 #define IS_EXPLOSION_PROOF(e)   HAS_PROPERTY(e, EP_EXPLOSION_PROOF)
 302 #define CAN_SMASH(e)            HAS_PROPERTY(e, EP_CAN_SMASH)
 303 #define CAN_EXPLODE(e)          HAS_PROPERTY(e, EP_CAN_EXPLODE)
 304 #define CAN_EXPLODE_3X3(e)      HAS_PROPERTY(e, EP_CAN_EXPLODE_3X3)
 305
 306 /* special macros used in game engine */
 307 #define IS_CUSTOM_ELEMENT(e)    ((e) >= EL_CUSTOM_START &&              \
 308                                  (e) <= EL_CUSTOM_END)
 309
 310 #define GFX_ELEMENT(e)          (element_info[e].use_gfx_element ?      \
 311                                  element_info[e].gfx_element : e)
 312
 313 #define IS_PLAYER(x,y)          (ELEM_IS_PLAYER(StorePlayer[x][y]))
 314
 315 #define IS_FREE(x,y)            (Feld[x][y] == EL_EMPTY && !IS_PLAYER(x,y))
 316 #define IS_FREE_OR_PLAYER(x,y)  (Feld[x][y] == EL_EMPTY)
 317
 318 #define IS_MOVING(x,y)          (MovPos[x][y] != 0)
 319 #define IS_FALLING(x,y)         (MovPos[x][y] != 0 && MovDir[x][y] == MV_DOWN)
 320 #define IS_BLOCKED(x,y)         (Feld[x][y] == EL_BLOCKED)
 321
 322 #define EL_CHANGED(e)           ((e) == EL_ROCK           ? EL_EMERALD :    \
 323                                  (e) == EL_BD_ROCK        ? EL_BD_DIAMOND : \
 324                                  (e) == EL_EMERALD        ? EL_DIAMOND :    \
 325                                  (e) == EL_EMERALD_YELLOW ? EL_DIAMOND :    \
 326                                  (e) == EL_EMERALD_RED    ? EL_DIAMOND :    \
 327                                  (e) == EL_EMERALD_PURPLE ? EL_DIAMOND :    \
 328                                  EL_ROCK)
 329 #define EL_CHANGED2(e)          ((e) == EL_ROCK           ? EL_BD_DIAMOND : \
 330                                  (e) == EL_BD_ROCK        ? EL_BD_DIAMOND : \
 331                                  EL_BD_ROCK)
 332 #define IS_DRAWABLE(e)          ((e) < EL_BLOCKED)
 333 #define IS_NOT_DRAWABLE(e)      ((e) >= EL_BLOCKED)
 334 #define TAPE_IS_EMPTY(x)        ((x).length == 0)
 335 #define TAPE_IS_STOPPED(x)      (!(x).recording && !(x).playing)
 336
 337 #define PLAYERINFO(x,y)         (&stored_player[StorePlayer[x][y]-EL_PLAYER_1])
 338 #define SHIELD_ON(p)            ((p)->shield_normal_time_left > 0)
 339 #define PROTECTED_FIELD(x,y)    (IS_ACCESSIBLE_INSIDE(Feld[x][y]) &&    \
 340                                  IS_INDESTRUCTIBLE(Feld[x][y]))
 341 #define PLAYER_PROTECTED(x,y)   (SHIELD_ON(PLAYERINFO(x, y)) ||         \
 342                                  PROTECTED_FIELD(x, y))
 343
 344 #define PLAYER_NR_GFX(g,i)      ((g) + i * (IMG_PLAYER_2 - IMG_PLAYER_1))
 345
 346 #define ANIM_FRAMES(g)          (graphic_info[g].anim_frames)
 347 #define ANIM_DELAY(g)           (graphic_info[g].anim_delay)
 348 #define ANIM_MODE(g)            (graphic_info[g].anim_mode)
 349
 350 #define IS_ANIMATED(g)          (ANIM_FRAMES(g) > 1)
 351 #define IS_NEW_DELAY(f, g)      ((f) % ANIM_DELAY(g) == 0)
 352 #define IS_NEW_FRAME(f, g)      (IS_ANIMATED(g) && IS_NEW_DELAY(f, g))
 353 #define IS_NEXT_FRAME(f, g)     (IS_NEW_FRAME(f, g) && (f) > 0)
 354
 355 #define IS_LOOP_SOUND(s)        (sound_info[s].loop)
 356
 357
 358 /* fundamental game speed values */
 359 #define GAME_FRAME_DELAY        20      /* frame delay in milliseconds */
 360 #define FFWD_FRAME_DELAY        10      /* 200% speed for fast forward */
 361 #define FRAMES_PER_SECOND       (1000 / GAME_FRAME_DELAY)
 362 #define MICROLEVEL_SCROLL_DELAY 50      /* delay for scrolling micro level */
 363 #define MICROLEVEL_LABEL_DELAY  250     /* delay for micro level label */
 364
 365 /* boundaries of arrays etc. */
 366 #define MAX_LEVEL_NAME_LEN      32
 367 #define MAX_LEVEL_AUTHOR_LEN    32
 368 #define MAX_ELEMENT_NAME_LEN    32
 369 #define MAX_TAPELEN             (1000 * FRAMES_PER_SECOND) /* max.time x fps */
 370 #define MAX_SCORE_ENTRIES       100
 371 #define MAX_NUM_AMOEBA          100
 372 #define MAX_INVENTORY_SIZE      1000
 373 #define MIN_ENVELOPE_XSIZE      1
 374 #define MIN_ENVELOPE_YSIZE      1
 375 #define MAX_ENVELOPE_XSIZE      30
 376 #define MAX_ENVELOPE_YSIZE      20
 377 #define MAX_ENVELOPE_TEXT_LEN   (MAX_ENVELOPE_XSIZE * MAX_ENVELOPE_YSIZE)
 378 #define MIN_CHANGE_PAGES        1
 379 #define MAX_CHANGE_PAGES        10
 380
 381 /* values for elements with content */
 382 #define MIN_ELEMENT_CONTENTS    1
 383 #define STD_ELEMENT_CONTENTS    4
 384 #define MAX_ELEMENT_CONTENTS    8
 385
 386 #define LEVEL_SCORE_ELEMENTS    16      /* level elements with score */
 387
 388 /* often used screen positions */
 389 #define SX                      8
 390 #define SY                      8
 391 #define REAL_SX                 (SX - 2)
 392 #define REAL_SY                 (SY - 2)
 393 #define DX                      566
 394 #define DY                      60
 395 #define VX                      DX
 396 #define VY                      400
 397 #define EX                      DX
 398 #define EY                      (VY - 44)
 399 #define TILEX                   32
 400 #define TILEY                   32
 401 #define MINI_TILEX              (TILEX / 2)
 402 #define MINI_TILEY              (TILEY / 2)
 403 #define MICRO_TILEX             (TILEX / 8)
 404 #define MICRO_TILEY             (TILEY / 8)
 405 #define MIDPOSX                 (SCR_FIELDX / 2)
 406 #define MIDPOSY                 (SCR_FIELDY / 2)
 407 #define SXSIZE                  (SCR_FIELDX * TILEX)
 408 #define SYSIZE                  (SCR_FIELDY * TILEY)
 409 #define FXSIZE                  ((SCR_FIELDX + 2) * TILEX)
 410 #define FYSIZE                  ((SCR_FIELDY + 2) * TILEY)
 411 #define DXSIZE                  100
 412 #define DYSIZE                  280
 413 #define VXSIZE                  DXSIZE
 414 #define VYSIZE                  100
 415 #define EXSIZE                  DXSIZE
 416 #define EYSIZE                  (VYSIZE + 44)
 417 #define FULL_SXSIZE             (2 + SXSIZE + 2)
 418 #define FULL_SYSIZE             (2 + SYSIZE + 2)
 419 #define MICROLEV_XSIZE          ((STD_LEV_FIELDX + 2) * MICRO_TILEX)
 420 #define MICROLEV_YSIZE          ((STD_LEV_FIELDY + 2) * MICRO_TILEY)
 421 #define MICROLEV_XPOS           (SX + (SXSIZE - MICROLEV_XSIZE) / 2)
 422 #define MICROLEV_YPOS           (SX + 12 * TILEY - MICRO_TILEY)
 423 #define MICROLABEL_YPOS         (MICROLEV_YPOS + MICROLEV_YSIZE + 7)
 424
 425
 426 /* "real" level file elements */
 427 #define EL_UNDEFINED                    -1
 428
 429 #define EL_EMPTY_SPACE                  0
 430 #define EL_EMPTY                        EL_EMPTY_SPACE
 431 #define EL_SAND                         1
 432 #define EL_WALL                         2
 433 #define EL_WALL_SLIPPERY                3
 434 #define EL_ROCK                         4
 435 #define EL_KEY_OBSOLETE                 5 /* obsolete; mapped to EL_KEY_1 */
 436 #define EL_EMERALD                      6
 437 #define EL_EXIT_CLOSED                  7
 438 #define EL_PLAYER_OBSOLETE              8 /* obsolete; mapped to EL_PLAYER_1 */
 439 #define EL_BUG                          9
 440 #define EL_SPACESHIP                    10
 441 #define EL_YAMYAM                       11
 442 #define EL_ROBOT                        12
 443 #define EL_STEELWALL                    13
 444 #define EL_DIAMOND                      14
 445 #define EL_AMOEBA_DEAD                  15
 446 #define EL_QUICKSAND_EMPTY              16
 447 #define EL_QUICKSAND_FULL               17
 448 #define EL_AMOEBA_DROP                  18
 449 #define EL_BOMB                         19
 450 #define EL_MAGIC_WALL                   20
 451 #define EL_SPEED_PILL                   21
 452 #define EL_ACID                         22
 453 #define EL_AMOEBA_WET                   23
 454 #define EL_AMOEBA_DRY                   24
 455 #define EL_NUT                          25
 456 #define EL_GAME_OF_LIFE                 26
 457 #define EL_BIOMAZE                      27
 458 #define EL_DYNAMITE_ACTIVE              28
 459 #define EL_STONEBLOCK                   29
 460 #define EL_ROBOT_WHEEL                  30
 461 #define EL_ROBOT_WHEEL_ACTIVE           31
 462 #define EL_KEY_1                        32
 463 #define EL_KEY_2                        33
 464 #define EL_KEY_3                        34
 465 #define EL_KEY_4                        35
 466 #define EL_GATE_1                       36
 467 #define EL_GATE_2                       37
 468 #define EL_GATE_3                       38
 469 #define EL_GATE_4                       39
 470 #define EL_GATE_1_GRAY                  40
 471 #define EL_GATE_2_GRAY                  41
 472 #define EL_GATE_3_GRAY                  42
 473 #define EL_GATE_4_GRAY                  43
 474 #define EL_DYNAMITE                     44
 475 #define EL_PACMAN                       45
 476 #define EL_INVISIBLE_WALL               46
 477 #define EL_LAMP                         47
 478 #define EL_LAMP_ACTIVE                  48
 479 #define EL_WALL_EMERALD                 49
 480 #define EL_WALL_DIAMOND                 50
 481 #define EL_AMOEBA_FULL                  51
 482 #define EL_BD_AMOEBA                    52
 483 #define EL_TIME_ORB_FULL                53
 484 #define EL_TIME_ORB_EMPTY               54
 485 #define EL_EXPANDABLE_WALL              55
 486 #define EL_BD_DIAMOND                   56
 487 #define EL_EMERALD_YELLOW               57
 488 #define EL_WALL_BD_DIAMOND              58
 489 #define EL_WALL_EMERALD_YELLOW          59
 490 #define EL_DARK_YAMYAM                  60
 491 #define EL_BD_MAGIC_WALL                61
 492 #define EL_INVISIBLE_STEELWALL          62
 493
 494 #define EL_UNUSED_63                    63
 495
 496 #define EL_DYNABOMB_INCREASE_NUMBER     64
 497 #define EL_DYNABOMB_INCREASE_SIZE       65
 498 #define EL_DYNABOMB_INCREASE_POWER      66
 499 #define EL_SOKOBAN_OBJECT               67
 500 #define EL_SOKOBAN_FIELD_EMPTY          68
 501 #define EL_SOKOBAN_FIELD_FULL           69
 502 #define EL_BD_BUTTERFLY_RIGHT           70
 503 #define EL_BD_BUTTERFLY_UP              71
 504 #define EL_BD_BUTTERFLY_LEFT            72
 505 #define EL_BD_BUTTERFLY_DOWN            73
 506 #define EL_BD_FIREFLY_RIGHT             74
 507 #define EL_BD_FIREFLY_UP                75
 508 #define EL_BD_FIREFLY_LEFT              76
 509 #define EL_BD_FIREFLY_DOWN              77
 510 #define EL_BD_BUTTERFLY_1               EL_BD_BUTTERFLY_DOWN
 511 #define EL_BD_BUTTERFLY_2               EL_BD_BUTTERFLY_LEFT
 512 #define EL_BD_BUTTERFLY_3               EL_BD_BUTTERFLY_UP
 513 #define EL_BD_BUTTERFLY_4               EL_BD_BUTTERFLY_RIGHT
 514 #define EL_BD_FIREFLY_1                 EL_BD_FIREFLY_LEFT
 515 #define EL_BD_FIREFLY_2                 EL_BD_FIREFLY_DOWN
 516 #define EL_BD_FIREFLY_3                 EL_BD_FIREFLY_RIGHT
 517 #define EL_BD_FIREFLY_4                 EL_BD_FIREFLY_UP
 518 #define EL_BD_BUTTERFLY                 78
 519 #define EL_BD_FIREFLY                   79
 520 #define EL_PLAYER_1                     80
 521 #define EL_PLAYER_2                     81
 522 #define EL_PLAYER_3                     82
 523 #define EL_PLAYER_4                     83
 524 #define EL_BUG_RIGHT                    84
 525 #define EL_BUG_UP                       85
 526 #define EL_BUG_LEFT                     86
 527 #define EL_BUG_DOWN                     87
 528 #define EL_SPACESHIP_RIGHT              88
 529 #define EL_SPACESHIP_UP                 89
 530 #define EL_SPACESHIP_LEFT               90
 531 #define EL_SPACESHIP_DOWN               91
 532 #define EL_PACMAN_RIGHT                 92
 533 #define EL_PACMAN_UP                    93
 534 #define EL_PACMAN_LEFT                  94
 535 #define EL_PACMAN_DOWN                  95
 536 #define EL_EMERALD_RED                  96
 537 #define EL_EMERALD_PURPLE               97
 538 #define EL_WALL_EMERALD_RED             98
 539 #define EL_WALL_EMERALD_PURPLE          99
 540 #define EL_ACID_POOL_TOPLEFT            100
 541 #define EL_ACID_POOL_TOPRIGHT           101
 542 #define EL_ACID_POOL_BOTTOMLEFT         102
 543 #define EL_ACID_POOL_BOTTOM             103
 544 #define EL_ACID_POOL_BOTTOMRIGHT        104
 545 #define EL_BD_WALL                      105
 546 #define EL_BD_ROCK                      106
 547 #define EL_EXIT_OPEN                    107
 548 #define EL_BLACK_ORB                    108
 549 #define EL_AMOEBA_TO_DIAMOND            109
 550 #define EL_MOLE                         110
 551 #define EL_PENGUIN                      111
 552 #define EL_SATELLITE                    112
 553 #define EL_ARROW_LEFT                   113
 554 #define EL_ARROW_RIGHT                  114
 555 #define EL_ARROW_UP                     115
 556 #define EL_ARROW_DOWN                   116
 557 #define EL_PIG                          117
 558 #define EL_DRAGON                       118
 559
 560 #define EL_EM_KEY_1_FILE                119
 561
 562 #define EL_CHAR_START                   120
 563 #define EL_CHAR_ASCII0                  (EL_CHAR_START  - 32)
 564 #define EL_CHAR_ASCII0_START            (EL_CHAR_ASCII0 + 32)
 565
 566 #include "conf_chr.h"   /* include auto-generated data structure definitions */
 567
 568 #define EL_CHAR_ASCII0_END              (EL_CHAR_ASCII0 + 111)
 569 #define EL_CHAR_END                     (EL_CHAR_START  + 79)
 570
 571 #define EL_CHAR(c)                      (EL_CHAR_ASCII0 + MAP_FONT_ASCII(c))
 572
 573 #define EL_EXPANDABLE_WALL_HORIZONTAL   200
 574 #define EL_EXPANDABLE_WALL_VERTICAL     201
 575 #define EL_EXPANDABLE_WALL_ANY          202
 576
 577 #define EL_EM_GATE_1                    203
 578 #define EL_EM_GATE_2                    204
 579 #define EL_EM_GATE_3                    205
 580 #define EL_EM_GATE_4                    206
 581
 582 #define EL_EM_KEY_2_FILE                        207
 583 #define EL_EM_KEY_3_FILE                        208
 584 #define EL_EM_KEY_4_FILE                        209
 585
 586 #define EL_SP_START                     210
 587 #define EL_SP_EMPTY_SPACE               (EL_SP_START + 0)
 588 #define EL_SP_EMPTY                     EL_SP_EMPTY_SPACE
 589 #define EL_SP_ZONK                      (EL_SP_START + 1)
 590 #define EL_SP_BASE                      (EL_SP_START + 2)
 591 #define EL_SP_MURPHY                    (EL_SP_START + 3)
 592 #define EL_SP_INFOTRON                  (EL_SP_START + 4)
 593 #define EL_SP_CHIP_SINGLE               (EL_SP_START + 5)
 594 #define EL_SP_HARDWARE_GRAY             (EL_SP_START + 6)
 595 #define EL_SP_EXIT_CLOSED               (EL_SP_START + 7)
 596 #define EL_SP_DISK_ORANGE               (EL_SP_START + 8)
 597 #define EL_SP_PORT_RIGHT                (EL_SP_START + 9)
 598 #define EL_SP_PORT_DOWN                 (EL_SP_START + 10)
 599 #define EL_SP_PORT_LEFT                 (EL_SP_START + 11)
 600 #define EL_SP_PORT_UP                   (EL_SP_START + 12)
 601 #define EL_SP_GRAVITY_PORT_RIGHT        (EL_SP_START + 13)
 602 #define EL_SP_GRAVITY_PORT_DOWN         (EL_SP_START + 14)
 603 #define EL_SP_GRAVITY_PORT_LEFT         (EL_SP_START + 15)
 604 #define EL_SP_GRAVITY_PORT_UP           (EL_SP_START + 16)
 605 #define EL_SP_SNIKSNAK                  (EL_SP_START + 17)
 606 #define EL_SP_DISK_YELLOW               (EL_SP_START + 18)
 607 #define EL_SP_TERMINAL                  (EL_SP_START + 19)
 608 #define EL_SP_DISK_RED                  (EL_SP_START + 20)
 609 #define EL_SP_PORT_VERTICAL             (EL_SP_START + 21)
 610 #define EL_SP_PORT_HORIZONTAL           (EL_SP_START + 22)
 611 #define EL_SP_PORT_ANY                  (EL_SP_START + 23)
 612 #define EL_SP_ELECTRON                  (EL_SP_START + 24)
 613 #define EL_SP_BUGGY_BASE                (EL_SP_START + 25)
 614 #define EL_SP_CHIP_LEFT                 (EL_SP_START + 26)
 615 #define EL_SP_CHIP_RIGHT                (EL_SP_START + 27)
 616 #define EL_SP_HARDWARE_BASE_1           (EL_SP_START + 28)
 617 #define EL_SP_HARDWARE_GREEN            (EL_SP_START + 29)
 618 #define EL_SP_HARDWARE_BLUE             (EL_SP_START + 30)
 619 #define EL_SP_HARDWARE_RED              (EL_SP_START + 31)
 620 #define EL_SP_HARDWARE_YELLOW           (EL_SP_START + 32)
 621 #define EL_SP_HARDWARE_BASE_2           (EL_SP_START + 33)
 622 #define EL_SP_HARDWARE_BASE_3           (EL_SP_START + 34)
 623 #define EL_SP_HARDWARE_BASE_4           (EL_SP_START + 35)
 624 #define EL_SP_HARDWARE_BASE_5           (EL_SP_START + 36)
 625 #define EL_SP_HARDWARE_BASE_6           (EL_SP_START + 37)
 626 #define EL_SP_CHIP_TOP                  (EL_SP_START + 38)
 627 #define EL_SP_CHIP_BOTTOM               (EL_SP_START + 39)
 628 #define EL_SP_END                       (EL_SP_START + 39)
 629
 630 #define EL_EM_GATE_1_GRAY               250
 631 #define EL_EM_GATE_2_GRAY               251
 632 #define EL_EM_GATE_3_GRAY               252
 633 #define EL_EM_GATE_4_GRAY               253
 634
 635 #define EL_UNUSED_254                   254
 636 #define EL_UNUSED_255                   255
 637
 638 #define EL_PEARL                        256
 639 #define EL_CRYSTAL                      257
 640 #define EL_WALL_PEARL                   258
 641 #define EL_WALL_CRYSTAL                 259
 642 #define EL_DOOR_WHITE                   260
 643 #define EL_DOOR_WHITE_GRAY              261
 644 #define EL_KEY_WHITE                    262
 645 #define EL_SHIELD_NORMAL                263
 646 #define EL_EXTRA_TIME                   264
 647 #define EL_SWITCHGATE_OPEN              265
 648 #define EL_SWITCHGATE_CLOSED            266
 649 #define EL_SWITCHGATE_SWITCH_UP         267
 650 #define EL_SWITCHGATE_SWITCH_DOWN       268
 651
 652 #define EL_UNUSED_269                   269
 653 #define EL_UNUSED_270                   270
 654
 655 #define EL_CONVEYOR_BELT_1_LEFT          271
 656 #define EL_CONVEYOR_BELT_1_MIDDLE        272
 657 #define EL_CONVEYOR_BELT_1_RIGHT         273
 658 #define EL_CONVEYOR_BELT_1_SWITCH_LEFT   274
 659 #define EL_CONVEYOR_BELT_1_SWITCH_MIDDLE 275
 660 #define EL_CONVEYOR_BELT_1_SWITCH_RIGHT  276
 661 #define EL_CONVEYOR_BELT_2_LEFT          277
 662 #define EL_CONVEYOR_BELT_2_MIDDLE        278
 663 #define EL_CONVEYOR_BELT_2_RIGHT         279
 664 #define EL_CONVEYOR_BELT_2_SWITCH_LEFT   280
 665 #define EL_CONVEYOR_BELT_2_SWITCH_MIDDLE 281
 666 #define EL_CONVEYOR_BELT_2_SWITCH_RIGHT  282
 667 #define EL_CONVEYOR_BELT_3_LEFT          283
 668 #define EL_CONVEYOR_BELT_3_MIDDLE        284
 669 #define EL_CONVEYOR_BELT_3_RIGHT         285
 670 #define EL_CONVEYOR_BELT_3_SWITCH_LEFT   286
 671 #define EL_CONVEYOR_BELT_3_SWITCH_MIDDLE 287
 672 #define EL_CONVEYOR_BELT_3_SWITCH_RIGHT  288
 673 #define EL_CONVEYOR_BELT_4_LEFT          289
 674 #define EL_CONVEYOR_BELT_4_MIDDLE        290
 675 #define EL_CONVEYOR_BELT_4_RIGHT         291
 676 #define EL_CONVEYOR_BELT_4_SWITCH_LEFT   292
 677 #define EL_CONVEYOR_BELT_4_SWITCH_MIDDLE 293
 678 #define EL_CONVEYOR_BELT_4_SWITCH_RIGHT  294
 679 #define EL_LANDMINE                     295
 680 #define EL_ENVELOPE                     296
 681 #define EL_LIGHT_SWITCH                 297
 682 #define EL_LIGHT_SWITCH_ACTIVE          298
 683 #define EL_SIGN_EXCLAMATION             299
 684 #define EL_SIGN_RADIOACTIVITY           300
 685 #define EL_SIGN_STOP                    301
 686 #define EL_SIGN_WHEELCHAIR              302
 687 #define EL_SIGN_PARKING                 303
 688 #define EL_SIGN_ONEWAY                  304
 689 #define EL_SIGN_HEART                   305
 690 #define EL_SIGN_TRIANGLE                306
 691 #define EL_SIGN_ROUND                   307
 692 #define EL_SIGN_EXIT                    308
 693 #define EL_SIGN_YINYANG                 309
 694 #define EL_SIGN_OTHER                   310
 695 #define EL_MOLE_LEFT                    311
 696 #define EL_MOLE_RIGHT                   312
 697 #define EL_MOLE_UP                      313
 698 #define EL_MOLE_DOWN                    314
 699 #define EL_STEELWALL_SLIPPERY           315
 700 #define EL_INVISIBLE_SAND               316
 701 #define EL_DX_UNKNOWN_15                317
 702 #define EL_DX_UNKNOWN_42                318
 703
 704 #define EL_UNUSED_319                   319
 705 #define EL_UNUSED_320                   320
 706
 707 #define EL_SHIELD_DEADLY                321
 708 #define EL_TIMEGATE_OPEN                322
 709 #define EL_TIMEGATE_CLOSED              323
 710 #define EL_TIMEGATE_SWITCH_ACTIVE       324
 711 #define EL_TIMEGATE_SWITCH              325
 712
 713 #define EL_BALLOON                      326
 714 #define EL_BALLOON_SWITCH_LEFT          327
 715 #define EL_BALLOON_SWITCH_RIGHT         328
 716 #define EL_BALLOON_SWITCH_UP            329
 717 #define EL_BALLOON_SWITCH_DOWN          330
 718 #define EL_BALLOON_SWITCH_ANY           331
 719
 720 #define EL_EMC_STEELWALL_1              332
 721 #define EL_EMC_STEELWALL_2              333
 722 #define EL_EMC_STEELWALL_3              334
 723 #define EL_EMC_STEELWALL_4              335
 724 #define EL_EMC_WALL_1                   336
 725 #define EL_EMC_WALL_2                   337
 726 #define EL_EMC_WALL_3                   338
 727 #define EL_EMC_WALL_4                   339
 728 #define EL_EMC_WALL_5                   340
 729 #define EL_EMC_WALL_6                   341
 730 #define EL_EMC_WALL_7                   342
 731 #define EL_EMC_WALL_8                   343
 732
 733 #define EL_TUBE_ANY                     344
 734 #define EL_TUBE_VERTICAL                345
 735 #define EL_TUBE_HORIZONTAL              346
 736 #define EL_TUBE_VERTICAL_LEFT           347
 737 #define EL_TUBE_VERTICAL_RIGHT          348
 738 #define EL_TUBE_HORIZONTAL_UP           349
 739 #define EL_TUBE_HORIZONTAL_DOWN         350
 740 #define EL_TUBE_LEFT_UP                 351
 741 #define EL_TUBE_LEFT_DOWN               352
 742 #define EL_TUBE_RIGHT_UP                353
 743 #define EL_TUBE_RIGHT_DOWN              354
 744 #define EL_SPRING                       355
 745 #define EL_TRAP                         356
 746 #define EL_DX_SUPABOMB                  357
 747
 748 #define EL_UNUSED_358                   358
 749 #define EL_UNUSED_359                   359
 750
 751 #define EL_CUSTOM_START                 360
 752
 753 #include "conf_cus.h"   /* include auto-generated data structure definitions */
 754
 755 #define NUM_CUSTOM_ELEMENTS             256
 756
 757 #define EL_CUSTOM_END           (EL_CUSTOM_START + NUM_CUSTOM_ELEMENTS - 1)
 758 #define NUM_FILE_ELEMENTS       (EL_CUSTOM_START + NUM_CUSTOM_ELEMENTS)
 759
 760
 761 /* "real" (and therefore drawable) runtime elements */
 762 #define EL_FIRST_RUNTIME_REAL           NUM_FILE_ELEMENTS
 763
 764 #define EL_EM_KEY_1                     (EL_FIRST_RUNTIME_REAL + 0)
 765 #define EL_EM_KEY_2                     (EL_FIRST_RUNTIME_REAL + 1)
 766 #define EL_EM_KEY_3                     (EL_FIRST_RUNTIME_REAL + 2)
 767 #define EL_EM_KEY_4                     (EL_FIRST_RUNTIME_REAL + 3)
 768 #define EL_DYNABOMB_PLAYER_1_ACTIVE     (EL_FIRST_RUNTIME_REAL + 4)
 769 #define EL_DYNABOMB_PLAYER_2_ACTIVE     (EL_FIRST_RUNTIME_REAL + 5)
 770 #define EL_DYNABOMB_PLAYER_3_ACTIVE     (EL_FIRST_RUNTIME_REAL + 6)
 771 #define EL_DYNABOMB_PLAYER_4_ACTIVE     (EL_FIRST_RUNTIME_REAL + 7)
 772 #define EL_SP_DISK_RED_ACTIVE           (EL_FIRST_RUNTIME_REAL + 8)
 773 #define EL_SWITCHGATE_OPENING           (EL_FIRST_RUNTIME_REAL + 9)
 774 #define EL_SWITCHGATE_CLOSING           (EL_FIRST_RUNTIME_REAL + 10)
 775 #define EL_TIMEGATE_OPENING             (EL_FIRST_RUNTIME_REAL + 11)
 776 #define EL_TIMEGATE_CLOSING             (EL_FIRST_RUNTIME_REAL + 12)
 777 #define EL_PEARL_BREAKING               (EL_FIRST_RUNTIME_REAL + 13)
 778 #define EL_TRAP_ACTIVE                  (EL_FIRST_RUNTIME_REAL + 14)
 779 #define EL_INVISIBLE_STEELWALL_ACTIVE   (EL_FIRST_RUNTIME_REAL + 15)
 780 #define EL_INVISIBLE_WALL_ACTIVE        (EL_FIRST_RUNTIME_REAL + 16)
 781 #define EL_INVISIBLE_SAND_ACTIVE        (EL_FIRST_RUNTIME_REAL + 17)
 782 #define EL_CONVEYOR_BELT_1_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 18)
 783 #define EL_CONVEYOR_BELT_1_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 19)
 784 #define EL_CONVEYOR_BELT_1_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 20)
 785 #define EL_CONVEYOR_BELT_2_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 21)
 786 #define EL_CONVEYOR_BELT_2_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 22)
 787 #define EL_CONVEYOR_BELT_2_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 23)
 788 #define EL_CONVEYOR_BELT_3_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 24)
 789 #define EL_CONVEYOR_BELT_3_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 25)
 790 #define EL_CONVEYOR_BELT_3_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 26)
 791 #define EL_CONVEYOR_BELT_4_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 27)
 792 #define EL_CONVEYOR_BELT_4_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 28)
 793 #define EL_CONVEYOR_BELT_4_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 29)
 794 #define EL_EXIT_OPENING                 (EL_FIRST_RUNTIME_REAL + 30)
 795 #define EL_SP_EXIT_OPEN                 (EL_FIRST_RUNTIME_REAL + 31)
 796 #define EL_SP_TERMINAL_ACTIVE           (EL_FIRST_RUNTIME_REAL + 32)
 797 #define EL_SP_BUGGY_BASE_ACTIVATING     (EL_FIRST_RUNTIME_REAL + 33)
 798 #define EL_SP_BUGGY_BASE_ACTIVE         (EL_FIRST_RUNTIME_REAL + 34)
 799 #define EL_SP_MURPHY_CLONE              (EL_FIRST_RUNTIME_REAL + 35)
 800 #define EL_AMOEBA_DROPPING              (EL_FIRST_RUNTIME_REAL + 36)
 801 #define EL_QUICKSAND_EMPTYING           (EL_FIRST_RUNTIME_REAL + 37)
 802 #define EL_MAGIC_WALL_ACTIVE            (EL_FIRST_RUNTIME_REAL + 38)
 803 #define EL_BD_MAGIC_WALL_ACTIVE         (EL_FIRST_RUNTIME_REAL + 39)
 804 #define EL_MAGIC_WALL_FULL              (EL_FIRST_RUNTIME_REAL + 40)
 805 #define EL_BD_MAGIC_WALL_FULL           (EL_FIRST_RUNTIME_REAL + 41)
 806 #define EL_MAGIC_WALL_EMPTYING          (EL_FIRST_RUNTIME_REAL + 42)
 807 #define EL_BD_MAGIC_WALL_EMPTYING       (EL_FIRST_RUNTIME_REAL + 43)
 808 #define EL_MAGIC_WALL_DEAD              (EL_FIRST_RUNTIME_REAL + 44)
 809 #define EL_BD_MAGIC_WALL_DEAD           (EL_FIRST_RUNTIME_REAL + 45)
 810
 811 /* "unreal" (and therefore not drawable) runtime elements */
 812 #define EL_FIRST_RUNTIME_UNREAL         (EL_FIRST_RUNTIME_REAL + 46)
 813
 814 #define EL_BLOCKED                      (EL_FIRST_RUNTIME_UNREAL + 0)
 815 #define EL_EXPLOSION                    (EL_FIRST_RUNTIME_UNREAL + 1)
 816 #define EL_NUT_BREAKING                 (EL_FIRST_RUNTIME_UNREAL + 2)
 817 #define EL_DIAMOND_BREAKING             (EL_FIRST_RUNTIME_UNREAL + 3)
 818 #define EL_ACID_SPLASH_LEFT             (EL_FIRST_RUNTIME_UNREAL + 4)
 819 #define EL_ACID_SPLASH_RIGHT            (EL_FIRST_RUNTIME_UNREAL + 5)
 820 #define EL_AMOEBA_GROWING               (EL_FIRST_RUNTIME_UNREAL + 6)
 821 #define EL_AMOEBA_SHRINKING             (EL_FIRST_RUNTIME_UNREAL + 7)
 822 #define EL_EXPANDABLE_WALL_GROWING      (EL_FIRST_RUNTIME_UNREAL + 8)
 823 #define EL_FLAMES                       (EL_FIRST_RUNTIME_UNREAL + 9)
 824 #define EL_PLAYER_IS_LEAVING            (EL_FIRST_RUNTIME_UNREAL + 10)
 825 #define EL_QUICKSAND_FILLING            (EL_FIRST_RUNTIME_UNREAL + 11)
 826 #define EL_MAGIC_WALL_FILLING           (EL_FIRST_RUNTIME_UNREAL + 12)
 827 #define EL_BD_MAGIC_WALL_FILLING        (EL_FIRST_RUNTIME_UNREAL + 13)
 828
 829 /* dummy elements (never used as game elements, only used as graphics) */
 830 #define EL_FIRST_DUMMY                  (EL_FIRST_RUNTIME_UNREAL + 14)
 831
 832 #define EL_STEELWALL_TOPLEFT                    (EL_FIRST_DUMMY + 0)
 833 #define EL_STEELWALL_TOPRIGHT                   (EL_FIRST_DUMMY + 1)
 834 #define EL_STEELWALL_BOTTOMLEFT                 (EL_FIRST_DUMMY + 2)
 835 #define EL_STEELWALL_BOTTOMRIGHT                (EL_FIRST_DUMMY + 3)
 836 #define EL_STEELWALL_HORIZONTAL                 (EL_FIRST_DUMMY + 4)
 837 #define EL_STEELWALL_VERTICAL                   (EL_FIRST_DUMMY + 5)
 838 #define EL_INVISIBLE_STEELWALL_TOPLEFT          (EL_FIRST_DUMMY + 6)
 839 #define EL_INVISIBLE_STEELWALL_TOPRIGHT         (EL_FIRST_DUMMY + 7)
 840 #define EL_INVISIBLE_STEELWALL_BOTTOMLEFT       (EL_FIRST_DUMMY + 8)
 841 #define EL_INVISIBLE_STEELWALL_BOTTOMRIGHT      (EL_FIRST_DUMMY + 9)
 842 #define EL_INVISIBLE_STEELWALL_HORIZONTAL       (EL_FIRST_DUMMY + 10)
 843 #define EL_INVISIBLE_STEELWALL_VERTICAL         (EL_FIRST_DUMMY + 11)
 844 #define EL_DYNABOMB                             (EL_FIRST_DUMMY + 12)
 845 #define EL_DYNABOMB_ACTIVE                      (EL_FIRST_DUMMY + 13)
 846 #define EL_DYNABOMB_PLAYER_1                    (EL_FIRST_DUMMY + 14)
 847 #define EL_DYNABOMB_PLAYER_2                    (EL_FIRST_DUMMY + 15)
 848 #define EL_DYNABOMB_PLAYER_3                    (EL_FIRST_DUMMY + 16)
 849 #define EL_DYNABOMB_PLAYER_4                    (EL_FIRST_DUMMY + 17)
 850 #define EL_SHIELD_NORMAL_ACTIVE                 (EL_FIRST_DUMMY + 18)
 851 #define EL_SHIELD_DEADLY_ACTIVE                 (EL_FIRST_DUMMY + 19)
 852 #define EL_DEFAULT                              (EL_FIRST_DUMMY + 20)
 853 #define EL_BD_DEFAULT                           (EL_FIRST_DUMMY + 21)
 854 #define EL_SP_DEFAULT                           (EL_FIRST_DUMMY + 22)
 855 #define EL_SB_DEFAULT                           (EL_FIRST_DUMMY + 23)
 856
 857 #define MAX_NUM_ELEMENTS                        (EL_FIRST_DUMMY + 24)
 858
 859
 860 /* values for graphics/sounds action types */
 861 #define ACTION_DEFAULT                          0
 862 #define ACTION_WAITING                          1
 863 #define ACTION_FALLING                          2
 864 #define ACTION_MOVING                           3
 865 #define ACTION_DIGGING                          4
 866 #define ACTION_SNAPPING                         5
 867 #define ACTION_COLLECTING                       6
 868 #define ACTION_DROPPING                         7
 869 #define ACTION_PUSHING                          8
 870 #define ACTION_WALKING                          9
 871 #define ACTION_PASSING                          10
 872 #define ACTION_IMPACT                           11
 873 #define ACTION_BREAKING                         12
 874 #define ACTION_ACTIVATING                       13
 875 #define ACTION_DEACTIVATING                     14
 876 #define ACTION_OPENING                          15
 877 #define ACTION_CLOSING                          16
 878 #define ACTION_ATTACKING                        17
 879 #define ACTION_GROWING                          18
 880 #define ACTION_SHRINKING                        19
 881 #define ACTION_ACTIVE                           20
 882 #define ACTION_FILLING                          21
 883 #define ACTION_EMPTYING                         22
 884 #define ACTION_CHANGING                         23
 885 #define ACTION_EXPLODING                        24
 886 #define ACTION_DYING                            25
 887 #define ACTION_OTHER                            26
 888
 889 #define NUM_ACTIONS                             27
 890
 891 /* values for special image configuration suffixes (must match game mode) */
 892 #define GFX_SPECIAL_ARG_MAIN                    0
 893 #define GFX_SPECIAL_ARG_LEVELS                  1
 894 #define GFX_SPECIAL_ARG_SCORES                  2
 895 #define GFX_SPECIAL_ARG_EDITOR                  3
 896 #define GFX_SPECIAL_ARG_INFO                    4
 897 #define GFX_SPECIAL_ARG_SETUP                   5
 898 #define GFX_SPECIAL_ARG_PLAYING                 6
 899 #define GFX_SPECIAL_ARG_DOOR                    7
 900 #define GFX_SPECIAL_ARG_PREVIEW                 8
 901 #define GFX_SPECIAL_ARG_CRUMBLED                9
 902
 903 #define NUM_SPECIAL_GFX_ARGS                    10
 904
 905
 906 /* values for image configuration suffixes */
 907 #define GFX_ARG_X                               0
 908 #define GFX_ARG_Y                               1
 909 #define GFX_ARG_XPOS                            2
 910 #define GFX_ARG_YPOS                            3
 911 #define GFX_ARG_WIDTH                           4
 912 #define GFX_ARG_HEIGHT                          5
 913 #define GFX_ARG_OFFSET                          6
 914 #define GFX_ARG_VERTICAL                        7
 915 #define GFX_ARG_XOFFSET                         8
 916 #define GFX_ARG_YOFFSET                         9
 917 #define GFX_ARG_FRAMES                          10
 918 #define GFX_ARG_FRAMES_PER_LINE                 11
 919 #define GFX_ARG_START_FRAME                     12
 920 #define GFX_ARG_DELAY                           13
 921 #define GFX_ARG_ANIM_MODE                       14
 922 #define GFX_ARG_GLOBAL_SYNC                     15
 923 #define GFX_ARG_CRUMBLED_LIKE                   16
 924 #define GFX_ARG_DIGGABLE_LIKE                   17
 925 #define GFX_ARG_BORDER_SIZE                     18
 926 #define GFX_ARG_STEP_OFFSET                     19
 927 #define GFX_ARG_STEP_DELAY                      20
 928 #define GFX_ARG_DIRECTION                       21
 929 #define GFX_ARG_POSITION                        22
 930 #define GFX_ARG_DRAW_XOFFSET                    23
 931 #define GFX_ARG_DRAW_YOFFSET                    24
 932 #define GFX_ARG_DRAW_MASKED                     25
 933 #define GFX_ARG_NAME                            26
 934
 935 #define NUM_GFX_ARGS                            27
 936
 937
 938 /* values for sound configuration suffixes */
 939 #define SND_ARG_MODE_LOOP                       0
 940
 941 #define NUM_SND_ARGS                            1
 942
 943
 944 /* values for font configuration */
 945
 946 #define FONT_INITIAL_1                          0
 947 #define FONT_INITIAL_2                          1
 948 #define FONT_INITIAL_3                          2
 949 #define FONT_INITIAL_4                          3
 950 #define FONT_TITLE_1                            4
 951 #define FONT_TITLE_2                            5
 952 #define FONT_MENU_1                             6
 953 #define FONT_MENU_2                             7
 954 #define FONT_TEXT_1_ACTIVE                      8
 955 #define FONT_TEXT_2_ACTIVE                      9
 956 #define FONT_TEXT_3_ACTIVE                      10
 957 #define FONT_TEXT_4_ACTIVE                      11
 958 #define FONT_TEXT_1                             12
 959 #define FONT_TEXT_2                             13
 960 #define FONT_TEXT_3                             14
 961 #define FONT_TEXT_4                             15
 962 #define FONT_INPUT_1_ACTIVE                     16
 963 #define FONT_INPUT_2_ACTIVE                     17
 964 #define FONT_INPUT_1                            18
 965 #define FONT_INPUT_2                            19
 966 #define FONT_OPTION_OFF                         20
 967 #define FONT_OPTION_ON                          21
 968 #define FONT_VALUE_1                            22
 969 #define FONT_VALUE_2                            23
 970 #define FONT_VALUE_OLD                          24
 971 #define FONT_LEVEL_NUMBER                       25
 972 #define FONT_TAPE_RECORDER                      26
 973 #define FONT_GAME_INFO                          27
 974
 975 #define NUM_FONTS                               28
 976 #define NUM_INITIAL_FONTS                       4
 977
 978 /* values for game_status (must match special image configuration suffixes) */
 979 #define GAME_MODE_MAIN                          0
 980 #define GAME_MODE_LEVELS                        1
 981 #define GAME_MODE_SCORES                        2
 982 #define GAME_MODE_EDITOR                        3
 983 #define GAME_MODE_INFO                          4
 984 #define GAME_MODE_SETUP                         5
 985 #define GAME_MODE_PLAYING                       6
 986 #define GAME_MODE_PSEUDO_DOOR                   7
 987 #define GAME_MODE_PSEUDO_PREVIEW                8
 988 #define GAME_MODE_PSEUDO_CRUMBLED               9
 989
 990 /* there are no special config file suffixes for these modes */
 991 #define GAME_MODE_PSEUDO_TYPENAME               10
 992 #define GAME_MODE_QUIT                          11
 993
 994 #define PROGRAM_VERSION_MAJOR   3
 995 #define PROGRAM_VERSION_MINOR   0
 996 #define PROGRAM_VERSION_PATCH   3
 997 #define PROGRAM_VERSION_RELEASE 0
 998 #define PROGRAM_VERSION_STRING  "3.0.3"
 999
1000 #define PROGRAM_TITLE_STRING    "Rocks'n'Diamonds"
1001 #define PROGRAM_AUTHOR_STRING   "Holger Schemel"
1002 #define PROGRAM_RIGHTS_STRING   "Copyright ©1995-2003 by"
1003 #define PROGRAM_DOS_PORT_STRING "DOS port done by Guido Schulz"
1004 #define PROGRAM_IDENT_STRING    PROGRAM_VERSION_STRING " " TARGET_STRING
1005 #define WINDOW_TITLE_STRING     PROGRAM_TITLE_STRING " " PROGRAM_IDENT_STRING
1006 #define WINDOW_SUBTITLE_STRING  PROGRAM_RIGHTS_STRING " " PROGRAM_AUTHOR_STRING
1007 #define ICON_TITLE_STRING       PROGRAM_TITLE_STRING
1008 #define COOKIE_PREFIX           "ROCKSNDIAMONDS"
1009 #define FILENAME_PREFIX         "Rocks"
1010
1011 #if defined(PLATFORM_UNIX)
1012 #define USERDATA_DIRECTORY      ".rocksndiamonds"
1013 #elif defined(PLATFORM_WIN32)
1014 #define USERDATA_DIRECTORY      PROGRAM_TITLE_STRING
1015 #else
1016 #define USERDATA_DIRECTORY      "userdata"
1017 #endif
1018
1019 #define X11_ICON_FILENAME       "rocks_icon.xbm"
1020 #define X11_ICONMASK_FILENAME   "rocks_iconmask.xbm"
1021 #define MSDOS_POINTER_FILENAME  "mouse.pcx"
1022
1023 /* file version numbers for resource files (levels, tapes, score, setup, etc.)
1024 ** currently supported/known file version numbers:
1025 **      1.0 (old)
1026 **      1.2 (still in use)
1027 **      1.4 (still in use)
1028 **      2.0 (actual)
1029 */
1030 #define FILE_VERSION_1_0        VERSION_IDENT(1,0,0)
1031 #define FILE_VERSION_1_2        VERSION_IDENT(1,2,0)
1032 #define FILE_VERSION_1_4        VERSION_IDENT(1,4,0)
1033 #define FILE_VERSION_2_0        VERSION_IDENT(2,0,0)
1034
1035 /* file version does not change for every program version, but is changed
1036    when new features are introduced that are incompatible with older file
1037    versions, so that they can be treated accordingly */
1038 #define FILE_VERSION_ACTUAL     FILE_VERSION_2_0
1039
1040 #define GAME_VERSION_1_0        FILE_VERSION_1_0
1041 #define GAME_VERSION_1_2        FILE_VERSION_1_2
1042 #define GAME_VERSION_1_4        FILE_VERSION_1_4
1043 #define GAME_VERSION_2_0        FILE_VERSION_2_0
1044
1045 #define GAME_VERSION_ACTUAL     RELEASE_IDENT(PROGRAM_VERSION_MAJOR, \
1046                                               PROGRAM_VERSION_MINOR, \
1047                                               PROGRAM_VERSION_PATCH, \
1048                                               PROGRAM_VERSION_RELEASE)
1049
1050 /* values for game_emulation */
1051 #define EMU_NONE                0
1052 #define EMU_BOULDERDASH         1
1053 #define EMU_SOKOBAN             2
1054 #define EMU_SUPAPLEX            3
1055
1056 struct HiScore
1057 {
1058   char Name[MAX_PLAYER_NAME_LEN + 1];
1059   int Score;
1060 };
1061
1062 struct PlayerInfo
1063 {
1064   boolean present;              /* player present in level playfield */
1065   boolean connected;            /* player connected (locally or via network) */
1066   boolean active;               /* player (present && connected) */
1067
1068   int index_nr, client_nr, element_nr;
1069
1070   byte action;                  /* action from local input device */
1071   byte effective_action;        /* action acknowledged from network server
1072                                    or summarized over all configured input
1073                                    devices when in single player mode */
1074   byte programmed_action;       /* action forced by game itself (like moving
1075                                    through doors); overrides other actions */
1076
1077   int jx,jy, last_jx,last_jy;
1078   int MovDir, MovPos, GfxDir, GfxPos;
1079   int Frame, StepFrame;
1080
1081   int GfxAction;
1082
1083   boolean use_murphy_graphic;
1084   boolean use_disk_red_graphic;
1085
1086   boolean Pushing;
1087   boolean Switching;
1088   boolean LevelSolved, GameOver;
1089   boolean snapped;
1090
1091   int last_move_dir;
1092   boolean is_moving;
1093   boolean is_waiting;
1094   boolean is_digging;
1095   boolean is_collecting;
1096
1097   unsigned long move_delay;
1098   int move_delay_value;
1099
1100   unsigned long push_delay;
1101   unsigned long push_delay_value;
1102
1103   unsigned long actual_frame_counter;
1104
1105   int score;
1106   int gems_still_needed;
1107   int sokobanfields_still_needed;
1108   int lights_still_needed;
1109   int friends_still_needed;
1110   int key[4];
1111   int dynabomb_count, dynabomb_size, dynabombs_left, dynabomb_xl;
1112   int shield_normal_time_left;
1113   int shield_deadly_time_left;
1114
1115   int inventory_element[MAX_INVENTORY_SIZE];
1116   int inventory_size;
1117 };
1118
1119 struct LevelInfo
1120 {
1121   int file_version;     /* file format version the level is stored with    */
1122   int game_version;     /* game release version the level was created with */
1123
1124   boolean encoding_16bit_field;         /* level contains 16-bit elements  */
1125   boolean encoding_16bit_yamyam;        /* yamyam contains 16-bit elements */
1126   boolean encoding_16bit_amoeba;        /* amoeba contains 16-bit elements */
1127
1128   int fieldx, fieldy;
1129   int time;
1130   int gems_needed;
1131   char name[MAX_LEVEL_NAME_LEN + 1];
1132   char author[MAX_LEVEL_AUTHOR_LEN + 1];
1133   char envelope[MAX_ENVELOPE_TEXT_LEN + 1];
1134   int envelope_xsize, envelope_ysize;
1135   int score[LEVEL_SCORE_ELEMENTS];
1136   int yamyam_content[MAX_ELEMENT_CONTENTS][3][3];
1137   int num_yamyam_contents;
1138   int amoeba_speed;
1139   int amoeba_content;
1140   int time_magic_wall;
1141   int time_wheel;
1142   int time_light;
1143   int time_timegate;
1144   boolean double_speed;
1145   boolean gravity;
1146   boolean em_slippery_gems;     /* EM style "gems slip from wall" behaviour */
1147
1148   short field[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1149
1150   boolean use_custom_template;  /* use custom properties from template file */
1151
1152   boolean no_level_file;        /* set for currently undefined levels */
1153 };
1154
1155 struct TapeInfo
1156 {
1157   int file_version;     /* file format version the tape is stored with    */
1158   int game_version;     /* game release version the tape was created with */
1159   int engine_version;   /* game engine version the tape was recorded with */
1160
1161   char *level_identifier;
1162   int level_nr;
1163   unsigned long random_seed;
1164   unsigned long date;
1165   unsigned long counter;
1166   unsigned long length;
1167   unsigned long length_seconds;
1168   unsigned int delay_played;
1169   boolean pause_before_death;
1170   boolean recording, playing, pausing;
1171   boolean fast_forward;
1172   boolean index_search;
1173   boolean auto_play;
1174   boolean auto_play_level_solved;
1175   boolean quick_resume;
1176   boolean single_step;
1177   boolean changed;
1178   boolean player_participates[MAX_PLAYERS];
1179   int num_participating_players;
1180
1181   struct
1182   {
1183     byte action[MAX_PLAYERS];
1184     byte delay;
1185   } pos[MAX_TAPELEN];
1186 };
1187
1188 struct GameInfo
1189 {
1190   /* constant within running game */
1191   int engine_version;
1192   int emulation;
1193   int initial_move_delay;
1194   int initial_move_delay_value;
1195
1196   /* variable within running game */
1197   int yamyam_content_nr;
1198   boolean magic_wall_active;
1199   int magic_wall_time_left;
1200   int light_time_left;
1201   int timegate_time_left;
1202   int belt_dir[4];
1203   int belt_dir_nr[4];
1204   int switchgate_pos;
1205   int balloon_dir;
1206   boolean explosions_delayed;
1207 };
1208
1209 struct GlobalInfo
1210 {
1211   char *autoplay_leveldir;
1212   int autoplay_level_nr;
1213
1214   int num_toons;
1215
1216   float frames_per_second;
1217   boolean fps_slowdown;
1218   int fps_slowdown_factor;
1219 };
1220
1221 struct MenuInfo
1222 {
1223   int draw_xoffset_default;
1224   int draw_yoffset_default;
1225   int draw_xoffset[NUM_SPECIAL_GFX_ARGS];
1226   int draw_yoffset[NUM_SPECIAL_GFX_ARGS];
1227
1228   int scrollbar_xoffset;
1229
1230   int list_size_default;
1231   int list_size[NUM_SPECIAL_GFX_ARGS];
1232 };
1233
1234 struct DoorInfo
1235 {
1236   int step_offset;
1237   int step_delay;
1238 };
1239
1240 struct ElementChangeInfo
1241 {
1242   boolean can_change;           /* use or ignore this change info */
1243
1244   unsigned long events;         /* bitfield for change events */
1245
1246   short target_element;         /* target element after change */
1247
1248   int delay_fixed;              /* added frame delay before changed (fixed) */
1249   int delay_random;             /* added frame delay before changed (random) */
1250   int delay_frames;             /* either 1 (frames) or 50 (seconds; 50 fps) */
1251
1252   short trigger_element;        /* custom element triggering change */
1253
1254   int content[3][3];            /* new elements after extended change */
1255   boolean use_content;          /* use extended change content */
1256   boolean only_complete;        /* only use complete content */
1257   boolean use_random_change;    /* use random value for setting content */
1258   int random;                   /* random value for setting content */
1259   int power;                    /* power of extended change */
1260
1261   boolean explode;              /* explode instead of change */
1262
1263   /* functions that are called before, while and after the change of an
1264      element -- currently only used for non-custom elements */
1265   void (*pre_change_function)(int x, int y);
1266   void (*change_function)(int x, int y);
1267   void (*post_change_function)(int x, int y);
1268
1269   /* ---------- internal values used in level editor ---------- */
1270
1271   int direct_action;            /* change triggered by actions on element */
1272   int other_action;             /* change triggered by other element actions */
1273 };
1274
1275 struct ElementInfo
1276 {
1277   /* ---------- token and description strings ---------- */
1278
1279   char *token_name;             /* element token used in config files */
1280   char *class_name;             /* element class used in config files */
1281   char *editor_description;     /* pre-defined description for level editor */
1282   char *custom_description;     /* alternative description from config file */
1283   char description[MAX_ELEMENT_NAME_LEN + 1];   /* for custom elements */
1284
1285   /* ---------- graphic and sound definitions ---------- */
1286
1287   int graphic[NUM_ACTIONS];     /* default graphics for several actions */
1288   int direction_graphic[NUM_ACTIONS][NUM_DIRECTIONS];
1289                                 /* special graphics for left/right/up/down */
1290
1291   int crumbled[NUM_ACTIONS];    /* crumbled graphics for several actions */
1292   int direction_crumbled[NUM_ACTIONS][NUM_DIRECTIONS];
1293                                 /* crumbled graphics for left/right/up/down */
1294
1295   int special_graphic[NUM_SPECIAL_GFX_ARGS];
1296                                 /* special graphics for certain screens */
1297
1298   int sound[NUM_ACTIONS];       /* default sounds for several actions */
1299
1300   /* ---------- special element property values ---------- */
1301
1302   boolean use_gfx_element;      /* use custom graphic element */
1303   short gfx_element;            /* optional custom graphic element */
1304
1305   int collect_score;            /* score value for collecting */
1306   int collect_count;            /* count value for collecting */
1307
1308   int push_delay_fixed;         /* constant frame delay for pushing */
1309   int push_delay_random;        /* additional random frame delay for pushing */
1310   int move_delay_fixed;         /* constant frame delay for moving */
1311   int move_delay_random;        /* additional random frame delay for moving */
1312
1313   int move_pattern;             /* direction movable element moves to */
1314   int move_direction_initial;   /* initial direction element moves to */
1315   int move_stepsize;            /* step size element moves with */
1316
1317   int slippery_type;            /* how/where other elements slip away */
1318
1319   int content[3][3];            /* new elements after explosion */
1320
1321   struct ElementChangeInfo *change_page; /* actual list of change pages */
1322   struct ElementChangeInfo *change;      /* pointer to current change page */
1323
1324   int num_change_pages;         /* actual number of change pages */
1325   int current_change_page;      /* currently edited change page */
1326
1327   /* ---------- internal values used at runtime when playing ---------- */
1328
1329   unsigned long change_events;  /* bitfield for combined change events */
1330
1331   int event_page_num[NUM_CHANGE_EVENTS]; /* page number for each event */
1332   struct ElementChangeInfo *event_page[NUM_CHANGE_EVENTS]; /* page for event */
1333
1334   /* ---------- internal values used in level editor ---------- */
1335
1336   int access_type;              /* walkable or passable */
1337   int access_layer;             /* accessible over/inside/under */
1338   int walk_to_action;           /* diggable/collectible/pushable */
1339   int smash_targets;            /* can smash player/enemies/everything */
1340   int deadliness;               /* deadly when running/colliding/touching */
1341   int consistency;              /* indestructible/can explode */
1342
1343   boolean can_explode_by_fire;  /* element explodes by fire */
1344   boolean can_explode_smashed;  /* element explodes when smashed */
1345   boolean can_explode_impact;   /* element explodes on impact */
1346
1347   boolean modified_settings;    /* set for all modified custom elements */
1348 };
1349
1350 struct FontInfo
1351 {
1352   char *token_name;             /* font token used in config files */
1353
1354   int graphic;                  /* default graphic for this font */
1355   int special_graphic[NUM_SPECIAL_GFX_ARGS];
1356                                 /* special graphics for certain screens */
1357   int special_bitmap_id[NUM_SPECIAL_GFX_ARGS];
1358                                 /* internal bitmap ID for special graphics */
1359 };
1360
1361 struct GraphicInfo
1362 {
1363   Bitmap *bitmap;
1364   int src_x, src_y;             /* start position of animation frames */
1365   int width, height;            /* width/height of each animation frame */
1366   int offset_x, offset_y;       /* x/y offset to next animation frame */
1367   int anim_frames;
1368   int anim_frames_per_line;
1369   int anim_start_frame;
1370   int anim_delay;               /* important: delay of 1 means "no delay"! */
1371   int anim_mode;
1372   boolean anim_global_sync;
1373   int crumbled_like;            /* element for cloning crumble graphics */
1374   int diggable_like;            /* element for cloning digging graphics */
1375   int border_size;              /* border size for "crumbled" graphics */
1376
1377   int step_offset;              /* optional step offset of toon animations */
1378   int step_delay;               /* optional step delay of toon animations */
1379
1380   int draw_x, draw_y;           /* optional offset for drawing fonts chars */
1381
1382   int draw_masked;              /* optional setting for drawing envelope gfx */
1383
1384 #if defined(TARGET_X11_NATIVE_PERFORMANCE_WORKAROUND)
1385   Pixmap clip_mask;             /* single-graphic-only clip mask for X11 */
1386   GC clip_gc;                   /* single-graphic-only clip gc for X11 */
1387 #endif
1388 };
1389
1390 struct SoundInfo
1391 {
1392   boolean loop;
1393 };
1394
1395 struct ElementActionInfo
1396 {
1397   char *suffix;
1398   int value;
1399   boolean is_loop_sound;
1400 };
1401
1402 struct ElementDirectionInfo
1403 {
1404   char *suffix;
1405   int value;
1406 };
1407
1408 struct SpecialSuffixInfo
1409 {
1410   char *suffix;
1411   int value;
1412 };
1413
1414
1415 #if 0
1416 extern GC                       tile_clip_gc;
1417 extern Bitmap                  *pix[];
1418 #endif
1419 extern Bitmap                  *bitmap_db_field, *bitmap_db_door;
1420 extern Pixmap                   tile_clipmask[];
1421 extern DrawBuffer             *fieldbuffer;
1422 extern DrawBuffer             *drawto_field;
1423
1424 extern int                      game_status;
1425 extern boolean                  level_editor_test_game;
1426 extern boolean                  network_playing;
1427
1428 extern int                      key_joystick_mapping;
1429
1430 extern boolean                  redraw[MAX_BUF_XSIZE][MAX_BUF_YSIZE];
1431 extern int                      redraw_x1, redraw_y1;
1432
1433 extern short                    Feld[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1434 extern short                    MovPos[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1435 extern short                    MovDir[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1436 extern short                    MovDelay[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1437 extern short                    ChangeDelay[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1438 extern short                    Store[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1439 extern short                    Store2[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1440 extern short                    StorePlayer[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1441 extern short                    Back[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1442 extern boolean                  Stop[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1443 extern boolean                  Pushed[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1444 extern boolean                  Changed[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1445 extern short                    JustStopped[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1446 extern short                    AmoebaNr[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1447 extern short                    AmoebaCnt[MAX_NUM_AMOEBA];
1448 extern short                    AmoebaCnt2[MAX_NUM_AMOEBA];
1449 extern short                    ExplodePhase[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1450 extern short                    ExplodeField[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1451
1452 extern unsigned long            Properties[MAX_NUM_ELEMENTS][NUM_EP_BITFIELDS];
1453
1454 extern int                      GfxFrame[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1455 extern int                      GfxAction[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1456 extern int                      GfxRandom[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1457 extern int                      GfxElement[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1458
1459 extern int                      lev_fieldx, lev_fieldy;
1460 extern int                      scroll_x, scroll_y;
1461
1462 extern int                      FX, FY;
1463 extern int                      ScrollStepSize;
1464 extern int                      ScreenMovDir, ScreenMovPos, ScreenGfxPos;
1465 extern int                      BorderElement;
1466 extern int                      GameFrameDelay;
1467 extern int                      FfwdFrameDelay;
1468 extern int                      BX1, BY1;
1469 extern int                      BX2, BY2;
1470 extern int                      SBX_Left, SBX_Right;
1471 extern int                      SBY_Upper, SBY_Lower;
1472 extern int                      ZX, ZY;
1473 extern int                      ExitX, ExitY;
1474 extern int                      AllPlayersGone;
1475
1476 extern int                      TimeFrames, TimePlayed, TimeLeft;
1477 extern boolean                  SiebAktiv;
1478 extern int                      SiebCount;
1479
1480 extern boolean                  network_player_action_received;
1481
1482 extern int                      graphics_action_mapping[];
1483
1484 extern struct LevelInfo         level, level_template;
1485 extern struct PlayerInfo        stored_player[], *local_player;
1486 extern struct HiScore           highscore[];
1487 extern struct TapeInfo          tape;
1488 extern struct GameInfo          game;
1489 extern struct GlobalInfo        global;
1490 extern struct MenuInfo          menu;
1491 extern struct DoorInfo          door;
1492 extern struct ElementInfo       element_info[];
1493 extern struct ElementActionInfo element_action_info[];
1494 extern struct ElementDirectionInfo element_direction_info[];
1495 extern struct SpecialSuffixInfo special_suffix_info[];
1496 extern struct TokenIntPtrInfo   image_config_vars[];
1497 extern struct FontInfo          font_info[];
1498 extern struct GraphicInfo      *graphic_info;
1499 extern struct SoundInfo        *sound_info;
1500 extern struct ConfigInfo        image_config[], sound_config[];
1501 extern struct ConfigInfo        image_config_suffix[], sound_config_suffix[];
1502
1503 #endif  /* MAIN_H */