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
  27 #include "conf_gfx.h"   /* include auto-generated data structure definitions */
  28 #include "conf_snd.h"   /* include auto-generated data structure definitions */
  29
  30 #define IMG_UNDEFINED           (-1)
  31 #define IMG_EMPTY               IMG_EMPTY_SPACE
  32 #define IMG_SP_EMPTY            IMG_SP_EMPTY_SPACE
  33 #define IMG_EXPLOSION           IMG_DEFAULT_EXPLODING
  34 #define IMG_CHAR_START          IMG_CHAR_SPACE
  35 #define IMG_CUSTOM_START        IMG_CUSTOM_1
  36
  37 #define SND_UNDEFINED           (-1)
  38
  39 #define WIN_XSIZE               672
  40 #define WIN_YSIZE               560
  41
  42 #define SCR_FIELDX              17
  43 #define SCR_FIELDY              17
  44 #define MAX_BUF_XSIZE           (SCR_FIELDX + 2)
  45 #define MAX_BUF_YSIZE           (SCR_FIELDY + 2)
  46 #define MIN_LEV_FIELDX          3
  47 #define MIN_LEV_FIELDY          3
  48 #define STD_LEV_FIELDX          64
  49 #define STD_LEV_FIELDY          32
  50 #define MAX_LEV_FIELDX          128
  51 #define MAX_LEV_FIELDY          128
  52
  53 #define SCREENX(a)              ((a) - scroll_x)
  54 #define SCREENY(a)              ((a) - scroll_y)
  55 #define LEVELX(a)               ((a) + scroll_x)
  56 #define LEVELY(a)               ((a) + scroll_y)
  57 #define IN_VIS_FIELD(x,y) ((x)>=0 && (x)<SCR_FIELDX && (y)>=0 &&(y)<SCR_FIELDY)
  58 #define IN_SCR_FIELD(x,y) ((x)>=BX1 && (x)<=BX2 && (y)>=BY1 &&(y)<=BY2)
  59 #define IN_LEV_FIELD(x,y) ((x)>=0 && (x)<lev_fieldx && (y)>=0 &&(y)<lev_fieldy)
  60
  61 /* values for configurable properties (custom elem's only, else pre-defined) */
  62 #define EP_DIGGABLE             0
  63 #define EP_COLLECTIBLE_ONLY     1
  64 #define EP_DONT_RUN_INTO        2
  65 #define EP_DONT_COLLIDE_WITH    3
  66 #define EP_DONT_TOUCH           4
  67 #define EP_INDESTRUCTIBLE       5
  68 #define EP_SLIPPERY             6
  69 #define EP_CAN_CHANGE           7
  70 #define EP_CAN_MOVE             8
  71 #define EP_CAN_FALL             9
  72 #define EP_CAN_SMASH_PLAYER     10
  73 #define EP_CAN_SMASH_ENEMIES    11
  74 #define EP_CAN_SMASH_EVERYTHING 12
  75 #define EP_CAN_EXPLODE_BY_FIRE  13
  76 #define EP_CAN_EXPLODE_SMASHED  14
  77 #define EP_CAN_EXPLODE_IMPACT   15
  78 #define EP_WALKABLE_OVER        16
  79 #define EP_WALKABLE_INSIDE      17
  80 #define EP_WALKABLE_UNDER       18
  81 #define EP_PASSABLE_OVER        19
  82 #define EP_PASSABLE_INSIDE      20
  83 #define EP_PASSABLE_UNDER       21
  84 #define EP_DROPPABLE            22
  85 #define EP_CAN_EXPLODE_1X1      23
  86 #define EP_PUSHABLE             24
  87
  88 /* values for pre-defined properties */
  89 #define EP_PLAYER               32
  90 #define EP_CAN_PASS_MAGIC_WALL  33
  91 #define EP_SWITCHABLE           34
  92 #define EP_BD_ELEMENT           35
  93 #define EP_SP_ELEMENT           36
  94 #define EP_SB_ELEMENT           37
  95 #define EP_GEM                  38
  96 #define EP_FOOD_DARK_YAMYAM     39
  97 #define EP_FOOD_PENGUIN         40
  98 #define EP_FOOD_PIG             41
  99 #define EP_HISTORIC_WALL        42
 100 #define EP_HISTORIC_SOLID       43
 101 #define EP_CLASSIC_ENEMY        44
 102 #define EP_BELT                 45
 103 #define EP_BELT_ACTIVE          46
 104 #define EP_BELT_SWITCH          47
 105 #define EP_TUBE                 48
 106 #define EP_KEYGATE              49
 107 #define EP_AMOEBOID             50
 108 #define EP_AMOEBALIVE           51
 109 #define EP_HAS_CONTENT          52
 110 #define EP_ACTIVE_BOMB          53
 111 #define EP_INACTIVE             54
 112
 113 /* values for special configurable properties (depending on level settings) */
 114 #define EP_EM_SLIPPERY_WALL     55
 115
 116 /* values for special graphics properties (no effect on game engine) */
 117 #define EP_GFX_CRUMBLED         56
 118
 119 /* values for derived properties (determined from properties above) */
 120 #define EP_ACCESSIBLE_OVER      57
 121 #define EP_ACCESSIBLE_INSIDE    58
 122 #define EP_ACCESSIBLE_UNDER     59
 123 #define EP_WALKABLE             60
 124 #define EP_PASSABLE             61
 125 #define EP_ACCESSIBLE           62
 126 #define EP_COLLECTIBLE          63
 127 #define EP_SNAPPABLE            64
 128 #define EP_WALL                 65
 129 #define EP_SOLID_FOR_PUSHING    66
 130 #define EP_DRAGONFIRE_PROOF     67
 131 #define EP_EXPLOSION_PROOF      68
 132 #define EP_CAN_SMASH            69
 133 #define EP_CAN_EXPLODE          70
 134 #define EP_CAN_EXPLODE_3X3      71
 135
 136 /* values for internal purpose only (level editor) */
 137 #define EP_EXPLODE_RESULT       72
 138 #define EP_WALK_TO_OBJECT       73
 139 #define EP_DEADLY               74
 140
 141 #define NUM_ELEMENT_PROPERTIES  75
 142
 143 #define NUM_EP_BITFIELDS        ((NUM_ELEMENT_PROPERTIES + 31) / 32)
 144 #define EP_BITFIELD_BASE        0
 145
 146 #define EP_BITMASK_DEFAULT      0
 147
 148 #define PROPERTY_BIT(p)         (1 << ((p) % 32))
 149 #define PROPERTY_VAR(e,p)       (Properties[e][(p) / 32])
 150 #define HAS_PROPERTY(e,p)       ((PROPERTY_VAR(e, p) & PROPERTY_BIT(p)) != 0)
 151 #define SET_PROPERTY(e,p,v)     ((v) ?                                     \
 152                                  (PROPERTY_VAR(e,p) |=  PROPERTY_BIT(p)) : \
 153                                  (PROPERTY_VAR(e,p) &= ~PROPERTY_BIT(p)))
 154
 155
 156 /* values for change events for custom elements (stored in level file) */
 157 #define CE_DELAY                0
 158 #define CE_TOUCHED_BY_PLAYER    1
 159 #define CE_PRESSED_BY_PLAYER    2
 160 #define CE_PUSHED_BY_PLAYER     3
 161 #define CE_DROPPED_BY_PLAYER    4
 162 #define CE_COLLISION            5
 163 #define CE_IMPACT               6
 164 #define CE_SMASHED              7
 165 #define CE_OTHER_IS_TOUCHING    8
 166 #define CE_OTHER_IS_CHANGING    9
 167 #define CE_OTHER_IS_EXPLODING   10
 168 #define CE_OTHER_GETS_TOUCHED   11
 169 #define CE_OTHER_GETS_PRESSED   12
 170 #define CE_OTHER_GETS_PUSHED    13
 171 #define CE_OTHER_GETS_COLLECTED 14
 172 #define CE_OTHER_GETS_DROPPED   15
 173 #define CE_BY_PLAYER            16      /* obsolete; now CE_BY_DIRECT_ACTION */
 174 #define CE_BY_COLLISION         17      /* obsolete; now CE_BY_DIRECT_ACTION */
 175 #define CE_BY_OTHER_ACTION      18      /* activates other element events */
 176 #define CE_BY_DIRECT_ACTION     19      /* activates direct element events */
 177 #define CE_OTHER_GETS_DIGGED    20
 178 #define CE_ENTERED_BY_PLAYER    21
 179 #define CE_LEFT_BY_PLAYER       22
 180 #define CE_OTHER_GETS_ENTERED   23
 181 #define CE_OTHER_GETS_LEFT      24
 182 #define CE_SWITCHED             25
 183 #define CE_OTHER_IS_SWITCHING   26
 184
 185 #define NUM_CHANGE_EVENTS       27
 186
 187 #define CE_BITMASK_DEFAULT      0
 188
 189 #define CH_EVENT_BIT(c)         (1 << (c))
 190 #define CH_EVENT_VAR(e)         (element_info[e].change->events)
 191 #define CH_ANY_EVENT_VAR(e)     (element_info[e].change_events)
 192
 193 #define HAS_CHANGE_EVENT(e,c)   (IS_CUSTOM_ELEMENT(e) &&                  \
 194                                  (CH_EVENT_VAR(e) & CH_EVENT_BIT(c)) != 0)
 195 #define HAS_ANY_CHANGE_EVENT(e,c) (IS_CUSTOM_ELEMENT(e) &&                \
 196                                  (CH_ANY_EVENT_VAR(e) & CH_EVENT_BIT(c)) != 0)
 197 #define SET_CHANGE_EVENT(e,c,v) (IS_CUSTOM_ELEMENT(e) ?                   \
 198                                  ((v) ?                                   \
 199                                   (CH_EVENT_VAR(e) |=  CH_EVENT_BIT(c)) : \
 200                                   (CH_EVENT_VAR(e) &= ~CH_EVENT_BIT(c))) : 0)
 201
 202 /* values for change sides for custom elements */
 203 #define CH_SIDE_NONE            MV_NO_MOVING
 204 #define CH_SIDE_LEFT            MV_LEFT
 205 #define CH_SIDE_RIGHT           MV_RIGHT
 206 #define CH_SIDE_TOP             MV_UP
 207 #define CH_SIDE_BOTTOM          MV_DOWN
 208 #define CH_SIDE_LEFT_RIGHT      MV_HORIZONTAL
 209 #define CH_SIDE_TOP_BOTTOM      MV_VERTICAL
 210 #define CH_SIDE_ANY             MV_ANY_DIRECTION
 211
 212 /* values for change power for custom elements */
 213 #define CP_NON_DESTRUCTIVE      0
 214 #define CP_HALF_DESTRUCTIVE     1
 215 #define CP_FULL_DESTRUCTIVE     2
 216
 217 /* values for special move patterns (bits 0-3: basic move directions) */
 218 #define MV_BIT_TOWARDS_PLAYER   4
 219 #define MV_BIT_AWAY_FROM_PLAYER 5
 220 #define MV_BIT_ALONG_LEFT_SIDE  6
 221 #define MV_BIT_ALONG_RIGHT_SIDE 7
 222 #define MV_BIT_TURNING_LEFT     8
 223 #define MV_BIT_TURNING_RIGHT    9
 224 #define MV_BIT_WHEN_PUSHED      10
 225
 226 /* values for special move patterns for custom elements */
 227 #define MV_HORIZONTAL           (MV_LEFT | MV_RIGHT)
 228 #define MV_VERTICAL             (MV_UP | MV_DOWN)
 229 #define MV_ALL_DIRECTIONS       (MV_HORIZONTAL | MV_VERTICAL)
 230 #define MV_ANY_DIRECTION        (MV_ALL_DIRECTIONS)
 231 #define MV_TOWARDS_PLAYER       (1 << MV_BIT_TOWARDS_PLAYER)
 232 #define MV_AWAY_FROM_PLAYER     (1 << MV_BIT_AWAY_FROM_PLAYER)
 233 #define MV_ALONG_LEFT_SIDE      (1 << MV_BIT_ALONG_LEFT_SIDE)
 234 #define MV_ALONG_RIGHT_SIDE     (1 << MV_BIT_ALONG_RIGHT_SIDE)
 235 #define MV_TURNING_LEFT         (1 << MV_BIT_TURNING_LEFT)
 236 #define MV_TURNING_RIGHT        (1 << MV_BIT_TURNING_RIGHT)
 237 #define MV_WHEN_PUSHED          (1 << MV_BIT_WHEN_PUSHED)
 238
 239 /* values for slippery property for custom elements */
 240 #define SLIPPERY_ANY_RANDOM     0
 241 #define SLIPPERY_ANY_LEFT_RIGHT 1
 242 #define SLIPPERY_ANY_RIGHT_LEFT 2
 243 #define SLIPPERY_ONLY_LEFT      3
 244 #define SLIPPERY_ONLY_RIGHT     4
 245
 246 /* macros for configurable properties */
 247 #define IS_DIGGABLE(e)          HAS_PROPERTY(e, EP_DIGGABLE)
 248 #define IS_COLLECTIBLE_ONLY(e)  HAS_PROPERTY(e, EP_COLLECTIBLE_ONLY)
 249 #define DONT_RUN_INTO(e)        HAS_PROPERTY(e, EP_DONT_RUN_INTO)
 250 #define DONT_COLLIDE_WITH(e)    HAS_PROPERTY(e, EP_DONT_COLLIDE_WITH)
 251 #define DONT_TOUCH(e)           HAS_PROPERTY(e, EP_DONT_TOUCH)
 252 #define IS_INDESTRUCTIBLE(e)    HAS_PROPERTY(e, EP_INDESTRUCTIBLE)
 253 #define IS_SLIPPERY(e)          HAS_PROPERTY(e, EP_SLIPPERY)
 254 #define CAN_CHANGE(e)           HAS_PROPERTY(e, EP_CAN_CHANGE)
 255 #define CAN_MOVE(e)             HAS_PROPERTY(e, EP_CAN_MOVE)
 256 #define CAN_FALL(e)             HAS_PROPERTY(e, EP_CAN_FALL)
 257 #define CAN_SMASH_PLAYER(e)     HAS_PROPERTY(e, EP_CAN_SMASH_PLAYER)
 258 #define CAN_SMASH_ENEMIES(e)    HAS_PROPERTY(e, EP_CAN_SMASH_ENEMIES)
 259 #define CAN_SMASH_EVERYTHING(e) HAS_PROPERTY(e, EP_CAN_SMASH_EVERYTHING)
 260 #define CAN_EXPLODE_BY_FIRE(e)  HAS_PROPERTY(e, EP_CAN_EXPLODE_BY_FIRE)
 261 #define CAN_EXPLODE_SMASHED(e)  HAS_PROPERTY(e, EP_CAN_EXPLODE_SMASHED)
 262 #define CAN_EXPLODE_IMPACT(e)   HAS_PROPERTY(e, EP_CAN_EXPLODE_IMPACT)
 263 #define IS_WALKABLE_OVER(e)     HAS_PROPERTY(e, EP_WALKABLE_OVER)
 264 #define IS_WALKABLE_INSIDE(e)   HAS_PROPERTY(e, EP_WALKABLE_INSIDE)
 265 #define IS_WALKABLE_UNDER(e)    HAS_PROPERTY(e, EP_WALKABLE_UNDER)
 266 #define IS_PASSABLE_OVER(e)     HAS_PROPERTY(e, EP_PASSABLE_OVER)
 267 #define IS_PASSABLE_INSIDE(e)   HAS_PROPERTY(e, EP_PASSABLE_INSIDE)
 268 #define IS_PASSABLE_UNDER(e)    HAS_PROPERTY(e, EP_PASSABLE_UNDER)
 269 #define IS_DROPPABLE(e)         HAS_PROPERTY(e, EP_DROPPABLE)
 270 #define CAN_EXPLODE_1X1(e)      HAS_PROPERTY(e, EP_CAN_EXPLODE_1X1)
 271 #define IS_PUSHABLE(e)          HAS_PROPERTY(e, EP_PUSHABLE)
 272
 273 /* macros for special configurable properties */
 274 #define IS_EM_SLIPPERY_WALL(e)  HAS_PROPERTY(e, EP_EM_SLIPPERY_WALL)
 275
 276 /* macros for special graphics properties */
 277 #define GFX_CRUMBLED(e)         HAS_PROPERTY(GFX_ELEMENT(e), EP_GFX_CRUMBLED)
 278
 279 /* macros for pre-defined properties */
 280 #define ELEM_IS_PLAYER(e)       HAS_PROPERTY(e, EP_PLAYER)
 281 #define CAN_PASS_MAGIC_WALL(e)  HAS_PROPERTY(e, EP_CAN_PASS_MAGIC_WALL)
 282 #define IS_SWITCHABLE(e)        HAS_PROPERTY(e, EP_SWITCHABLE)
 283 #define IS_BD_ELEMENT(e)        HAS_PROPERTY(e, EP_BD_ELEMENT)
 284 #define IS_SP_ELEMENT(e)        HAS_PROPERTY(e, EP_SP_ELEMENT)
 285 #define IS_SB_ELEMENT(e)        HAS_PROPERTY(e, EP_SB_ELEMENT)
 286 #define IS_GEM(e)               HAS_PROPERTY(e, EP_GEM)
 287 #define IS_FOOD_DARK_YAMYAM(e)  HAS_PROPERTY(e, EP_FOOD_DARK_YAMYAM)
 288 #define IS_FOOD_PENGUIN(e)      HAS_PROPERTY(e, EP_FOOD_PENGUIN)
 289 #define IS_FOOD_PIG(e)          HAS_PROPERTY(e, EP_FOOD_PIG)
 290 #define IS_HISTORIC_WALL(e)     HAS_PROPERTY(e, EP_HISTORIC_WALL)
 291 #define IS_HISTORIC_SOLID(e)    HAS_PROPERTY(e, EP_HISTORIC_SOLID)
 292 #define IS_CLASSIC_ENEMY(e)     HAS_PROPERTY(e, EP_CLASSIC_ENEMY)
 293 #define IS_BELT(e)              HAS_PROPERTY(e, EP_BELT)
 294 #define IS_BELT_ACTIVE(e)       HAS_PROPERTY(e, EP_BELT_ACTIVE)
 295 #define IS_BELT_SWITCH(e)       HAS_PROPERTY(e, EP_BELT_SWITCH)
 296 #define IS_TUBE(e)              HAS_PROPERTY(e, EP_TUBE)
 297 #define IS_KEYGATE(e)           HAS_PROPERTY(e, EP_KEYGATE)
 298 #define IS_AMOEBOID(e)          HAS_PROPERTY(e, EP_AMOEBOID)
 299 #define IS_AMOEBALIVE(e)        HAS_PROPERTY(e, EP_AMOEBALIVE)
 300 #define HAS_CONTENT(e)          HAS_PROPERTY(e, EP_HAS_CONTENT)
 301 #define IS_ACTIVE_BOMB(e)       HAS_PROPERTY(e, EP_ACTIVE_BOMB)
 302 #define IS_INACTIVE(e)          HAS_PROPERTY(e, EP_INACTIVE)
 303
 304 /* macros for derived properties */
 305 #define IS_ACCESSIBLE_OVER(e)   HAS_PROPERTY(e, EP_ACCESSIBLE_OVER)
 306 #define IS_ACCESSIBLE_INSIDE(e) HAS_PROPERTY(e, EP_ACCESSIBLE_INSIDE)
 307 #define IS_ACCESSIBLE_UNDER(e)  HAS_PROPERTY(e, EP_ACCESSIBLE_UNDER)
 308 #define IS_WALKABLE(e)          HAS_PROPERTY(e, EP_WALKABLE)
 309 #define IS_PASSABLE(e)          HAS_PROPERTY(e, EP_PASSABLE)
 310 #define IS_ACCESSIBLE(e)        HAS_PROPERTY(e, EP_ACCESSIBLE)
 311 #define IS_COLLECTIBLE(e)       HAS_PROPERTY(e, EP_COLLECTIBLE)
 312 #define IS_SNAPPABLE(e)         HAS_PROPERTY(e, EP_SNAPPABLE)
 313 #define IS_WALL(e)              HAS_PROPERTY(e, EP_WALL)
 314 #define IS_SOLID_FOR_PUSHING(e) HAS_PROPERTY(e, EP_SOLID_FOR_PUSHING)
 315 #define IS_DRAGONFIRE_PROOF(e)  HAS_PROPERTY(e, EP_DRAGONFIRE_PROOF)
 316 #define IS_EXPLOSION_PROOF(e)   HAS_PROPERTY(e, EP_EXPLOSION_PROOF)
 317 #define CAN_SMASH(e)            HAS_PROPERTY(e, EP_CAN_SMASH)
 318 #define CAN_EXPLODE(e)          HAS_PROPERTY(e, EP_CAN_EXPLODE)
 319 #define CAN_EXPLODE_3X3(e)      HAS_PROPERTY(e, EP_CAN_EXPLODE_3X3)
 320
 321 /* special macros used in game engine */
 322 #define IS_CUSTOM_ELEMENT(e)    ((e) >= EL_CUSTOM_START &&              \
 323                                  (e) <= EL_CUSTOM_END)
 324
 325 #define IS_ENVELOPE(e)          ((e) >= EL_ENVELOPE_1 &&                \
 326                                  (e) <= EL_ENVELOPE_4)
 327
 328 #define GFX_ELEMENT(e)          (element_info[e].use_gfx_element ?      \
 329                                  element_info[e].gfx_element : e)
 330
 331 #define IS_PLAYER(x,y)          (ELEM_IS_PLAYER(StorePlayer[x][y]))
 332
 333 #define IS_FREE(x,y)            (Feld[x][y] == EL_EMPTY && !IS_PLAYER(x,y))
 334 #define IS_FREE_OR_PLAYER(x,y)  (Feld[x][y] == EL_EMPTY)
 335
 336 #define IS_MOVING(x,y)          (MovPos[x][y] != 0)
 337 #define IS_FALLING(x,y)         (MovPos[x][y] != 0 && MovDir[x][y] == MV_DOWN)
 338 #define IS_BLOCKED(x,y)         (Feld[x][y] == EL_BLOCKED)
 339
 340 #define EL_CHANGED(e)           ((e) == EL_ROCK           ? EL_EMERALD :    \
 341                                  (e) == EL_BD_ROCK        ? EL_BD_DIAMOND : \
 342                                  (e) == EL_EMERALD        ? EL_DIAMOND :    \
 343                                  (e) == EL_EMERALD_YELLOW ? EL_DIAMOND :    \
 344                                  (e) == EL_EMERALD_RED    ? EL_DIAMOND :    \
 345                                  (e) == EL_EMERALD_PURPLE ? EL_DIAMOND :    \
 346                                  EL_ROCK)
 347 #define EL_CHANGED2(e)          ((e) == EL_ROCK           ? EL_BD_DIAMOND : \
 348                                  (e) == EL_BD_ROCK        ? EL_BD_DIAMOND : \
 349                                  EL_BD_ROCK)
 350 #define IS_DRAWABLE(e)          ((e) < EL_BLOCKED)
 351 #define IS_NOT_DRAWABLE(e)      ((e) >= EL_BLOCKED)
 352 #define TAPE_IS_EMPTY(x)        ((x).length == 0)
 353 #define TAPE_IS_STOPPED(x)      (!(x).recording && !(x).playing)
 354
 355 #define PLAYERINFO(x,y)         (&stored_player[StorePlayer[x][y]-EL_PLAYER_1])
 356 #define SHIELD_ON(p)            ((p)->shield_normal_time_left > 0)
 357 #define PROTECTED_FIELD(x,y)    (IS_ACCESSIBLE_INSIDE(Feld[x][y]) &&    \
 358                                  IS_INDESTRUCTIBLE(Feld[x][y]))
 359 #define PLAYER_PROTECTED(x,y)   (SHIELD_ON(PLAYERINFO(x, y)) ||         \
 360                                  PROTECTED_FIELD(x, y))
 361
 362 #define PLAYER_SWITCHING(p,x,y) ((p)->is_switching &&                   \
 363                                  (p)->switch_x == (x) && (p)->switch_y == (y))
 364
 365 #define PLAYER_NR_GFX(g,i)      ((g) + i * (IMG_PLAYER_2 - IMG_PLAYER_1))
 366
 367 #define ANIM_FRAMES(g)          (graphic_info[g].anim_frames)
 368 #define ANIM_DELAY(g)           (graphic_info[g].anim_delay)
 369 #define ANIM_MODE(g)            (graphic_info[g].anim_mode)
 370
 371 #define IS_ANIMATED(g)          (ANIM_FRAMES(g) > 1)
 372 #define IS_NEW_DELAY(f, g)      ((f) % ANIM_DELAY(g) == 0)
 373 #define IS_NEW_FRAME(f, g)      (IS_ANIMATED(g) && IS_NEW_DELAY(f, g))
 374 #define IS_NEXT_FRAME(f, g)     (IS_NEW_FRAME(f, g) && (f) > 0)
 375
 376 #define IS_LOOP_SOUND(s)        (sound_info[s].loop)
 377
 378
 379 /* fundamental game speed values */
 380 #define GAME_FRAME_DELAY        20      /* frame delay in milliseconds */
 381 #define FFWD_FRAME_DELAY        10      /* 200% speed for fast forward */
 382 #define FRAMES_PER_SECOND       (1000 / GAME_FRAME_DELAY)
 383 #define MICROLEVEL_SCROLL_DELAY 50      /* delay for scrolling micro level */
 384 #define MICROLEVEL_LABEL_DELAY  250     /* delay for micro level label */
 385
 386 /* boundaries of arrays etc. */
 387 #define MAX_LEVEL_NAME_LEN      32
 388 #define MAX_LEVEL_AUTHOR_LEN    32
 389 #define MAX_ELEMENT_NAME_LEN    32
 390 #define MAX_TAPELEN             (1000 * FRAMES_PER_SECOND) /* max.time x fps */
 391 #define MAX_SCORE_ENTRIES       100
 392 #define MAX_NUM_AMOEBA          100
 393 #define MAX_INVENTORY_SIZE      1000
 394 #define MIN_ENVELOPE_XSIZE      1
 395 #define MIN_ENVELOPE_YSIZE      1
 396 #define MAX_ENVELOPE_XSIZE      30
 397 #define MAX_ENVELOPE_YSIZE      20
 398 #define MAX_ENVELOPE_TEXT_LEN   (MAX_ENVELOPE_XSIZE * MAX_ENVELOPE_YSIZE)
 399 #define MIN_CHANGE_PAGES        1
 400 #define MAX_CHANGE_PAGES        16
 401
 402 /* values for elements with content */
 403 #define MIN_ELEMENT_CONTENTS    1
 404 #define STD_ELEMENT_CONTENTS    4
 405 #define MAX_ELEMENT_CONTENTS    8
 406
 407 #define LEVEL_SCORE_ELEMENTS    16      /* level elements with score */
 408
 409 /* often used screen positions */
 410 #define SX                      8
 411 #define SY                      8
 412 #define REAL_SX                 (SX - 2)
 413 #define REAL_SY                 (SY - 2)
 414 #define DX                      566
 415 #define DY                      60
 416 #define VX                      DX
 417 #define VY                      400
 418 #define EX                      DX
 419 #define EY                      (VY - 44)
 420 #define TILEX                   32
 421 #define TILEY                   32
 422 #define MINI_TILEX              (TILEX / 2)
 423 #define MINI_TILEY              (TILEY / 2)
 424 #define MICRO_TILEX             (TILEX / 8)
 425 #define MICRO_TILEY             (TILEY / 8)
 426 #define MIDPOSX                 (SCR_FIELDX / 2)
 427 #define MIDPOSY                 (SCR_FIELDY / 2)
 428 #define SXSIZE                  (SCR_FIELDX * TILEX)
 429 #define SYSIZE                  (SCR_FIELDY * TILEY)
 430 #define FXSIZE                  ((SCR_FIELDX + 2) * TILEX)
 431 #define FYSIZE                  ((SCR_FIELDY + 2) * TILEY)
 432 #define DXSIZE                  100
 433 #define DYSIZE                  280
 434 #define VXSIZE                  DXSIZE
 435 #define VYSIZE                  100
 436 #define EXSIZE                  DXSIZE
 437 #define EYSIZE                  (VYSIZE + 44)
 438 #define FULL_SXSIZE             (2 + SXSIZE + 2)
 439 #define FULL_SYSIZE             (2 + SYSIZE + 2)
 440 #define MICROLEV_XSIZE          ((STD_LEV_FIELDX + 2) * MICRO_TILEX)
 441 #define MICROLEV_YSIZE          ((STD_LEV_FIELDY + 2) * MICRO_TILEY)
 442 #define MICROLEV_XPOS           (SX + (SXSIZE - MICROLEV_XSIZE) / 2)
 443 #define MICROLEV_YPOS           (SX + 12 * TILEY - MICRO_TILEY)
 444 #define MICROLABEL_YPOS         (MICROLEV_YPOS + MICROLEV_YSIZE + 7)
 445
 446
 447 /* "real" level file elements */
 448 #define EL_UNDEFINED                    -1
 449
 450 #define EL_EMPTY_SPACE                  0
 451 #define EL_EMPTY                        EL_EMPTY_SPACE
 452 #define EL_SAND                         1
 453 #define EL_WALL                         2
 454 #define EL_WALL_SLIPPERY                3
 455 #define EL_ROCK                         4
 456 #define EL_KEY_OBSOLETE                 5       /* obsolete; now EL_KEY_1 */
 457 #define EL_EMERALD                      6
 458 #define EL_EXIT_CLOSED                  7
 459 #define EL_PLAYER_OBSOLETE              8       /* obsolete; now EL_PLAYER_1 */
 460 #define EL_BUG                          9
 461 #define EL_SPACESHIP                    10
 462 #define EL_YAMYAM                       11
 463 #define EL_ROBOT                        12
 464 #define EL_STEELWALL                    13
 465 #define EL_DIAMOND                      14
 466 #define EL_AMOEBA_DEAD                  15
 467 #define EL_QUICKSAND_EMPTY              16
 468 #define EL_QUICKSAND_FULL               17
 469 #define EL_AMOEBA_DROP                  18
 470 #define EL_BOMB                         19
 471 #define EL_MAGIC_WALL                   20
 472 #define EL_SPEED_PILL                   21
 473 #define EL_ACID                         22
 474 #define EL_AMOEBA_WET                   23
 475 #define EL_AMOEBA_DRY                   24
 476 #define EL_NUT                          25
 477 #define EL_GAME_OF_LIFE                 26
 478 #define EL_BIOMAZE                      27
 479 #define EL_DYNAMITE_ACTIVE              28
 480 #define EL_STONEBLOCK                   29
 481 #define EL_ROBOT_WHEEL                  30
 482 #define EL_ROBOT_WHEEL_ACTIVE           31
 483 #define EL_KEY_1                        32
 484 #define EL_KEY_2                        33
 485 #define EL_KEY_3                        34
 486 #define EL_KEY_4                        35
 487 #define EL_GATE_1                       36
 488 #define EL_GATE_2                       37
 489 #define EL_GATE_3                       38
 490 #define EL_GATE_4                       39
 491 #define EL_GATE_1_GRAY                  40
 492 #define EL_GATE_2_GRAY                  41
 493 #define EL_GATE_3_GRAY                  42
 494 #define EL_GATE_4_GRAY                  43
 495 #define EL_DYNAMITE                     44
 496 #define EL_PACMAN                       45
 497 #define EL_INVISIBLE_WALL               46
 498 #define EL_LAMP                         47
 499 #define EL_LAMP_ACTIVE                  48
 500 #define EL_WALL_EMERALD                 49
 501 #define EL_WALL_DIAMOND                 50
 502 #define EL_AMOEBA_FULL                  51
 503 #define EL_BD_AMOEBA                    52
 504 #define EL_TIME_ORB_FULL                53
 505 #define EL_TIME_ORB_EMPTY               54
 506 #define EL_EXPANDABLE_WALL              55
 507 #define EL_BD_DIAMOND                   56
 508 #define EL_EMERALD_YELLOW               57
 509 #define EL_WALL_BD_DIAMOND              58
 510 #define EL_WALL_EMERALD_YELLOW          59
 511 #define EL_DARK_YAMYAM                  60
 512 #define EL_BD_MAGIC_WALL                61
 513 #define EL_INVISIBLE_STEELWALL          62
 514
 515 #define EL_UNUSED_63                    63
 516
 517 #define EL_DYNABOMB_INCREASE_NUMBER     64
 518 #define EL_DYNABOMB_INCREASE_SIZE       65
 519 #define EL_DYNABOMB_INCREASE_POWER      66
 520 #define EL_SOKOBAN_OBJECT               67
 521 #define EL_SOKOBAN_FIELD_EMPTY          68
 522 #define EL_SOKOBAN_FIELD_FULL           69
 523 #define EL_BD_BUTTERFLY_RIGHT           70
 524 #define EL_BD_BUTTERFLY_UP              71
 525 #define EL_BD_BUTTERFLY_LEFT            72
 526 #define EL_BD_BUTTERFLY_DOWN            73
 527 #define EL_BD_FIREFLY_RIGHT             74
 528 #define EL_BD_FIREFLY_UP                75
 529 #define EL_BD_FIREFLY_LEFT              76
 530 #define EL_BD_FIREFLY_DOWN              77
 531 #define EL_BD_BUTTERFLY_1               EL_BD_BUTTERFLY_DOWN
 532 #define EL_BD_BUTTERFLY_2               EL_BD_BUTTERFLY_LEFT
 533 #define EL_BD_BUTTERFLY_3               EL_BD_BUTTERFLY_UP
 534 #define EL_BD_BUTTERFLY_4               EL_BD_BUTTERFLY_RIGHT
 535 #define EL_BD_FIREFLY_1                 EL_BD_FIREFLY_LEFT
 536 #define EL_BD_FIREFLY_2                 EL_BD_FIREFLY_DOWN
 537 #define EL_BD_FIREFLY_3                 EL_BD_FIREFLY_RIGHT
 538 #define EL_BD_FIREFLY_4                 EL_BD_FIREFLY_UP
 539 #define EL_BD_BUTTERFLY                 78
 540 #define EL_BD_FIREFLY                   79
 541 #define EL_PLAYER_1                     80
 542 #define EL_PLAYER_2                     81
 543 #define EL_PLAYER_3                     82
 544 #define EL_PLAYER_4                     83
 545 #define EL_BUG_RIGHT                    84
 546 #define EL_BUG_UP                       85
 547 #define EL_BUG_LEFT                     86
 548 #define EL_BUG_DOWN                     87
 549 #define EL_SPACESHIP_RIGHT              88
 550 #define EL_SPACESHIP_UP                 89
 551 #define EL_SPACESHIP_LEFT               90
 552 #define EL_SPACESHIP_DOWN               91
 553 #define EL_PACMAN_RIGHT                 92
 554 #define EL_PACMAN_UP                    93
 555 #define EL_PACMAN_LEFT                  94
 556 #define EL_PACMAN_DOWN                  95
 557 #define EL_EMERALD_RED                  96
 558 #define EL_EMERALD_PURPLE               97
 559 #define EL_WALL_EMERALD_RED             98
 560 #define EL_WALL_EMERALD_PURPLE          99
 561 #define EL_ACID_POOL_TOPLEFT            100
 562 #define EL_ACID_POOL_TOPRIGHT           101
 563 #define EL_ACID_POOL_BOTTOMLEFT         102
 564 #define EL_ACID_POOL_BOTTOM             103
 565 #define EL_ACID_POOL_BOTTOMRIGHT        104
 566 #define EL_BD_WALL                      105
 567 #define EL_BD_ROCK                      106
 568 #define EL_EXIT_OPEN                    107
 569 #define EL_BLACK_ORB                    108
 570 #define EL_AMOEBA_TO_DIAMOND            109
 571 #define EL_MOLE                         110
 572 #define EL_PENGUIN                      111
 573 #define EL_SATELLITE                    112
 574 #define EL_ARROW_LEFT                   113
 575 #define EL_ARROW_RIGHT                  114
 576 #define EL_ARROW_UP                     115
 577 #define EL_ARROW_DOWN                   116
 578 #define EL_PIG                          117
 579 #define EL_DRAGON                       118
 580
 581 #define EL_EM_KEY_1_FILE_OBSOLETE       119     /* obsolete; now EL_EM_KEY_1 */
 582
 583 #define EL_CHAR_START                   120
 584 #define EL_CHAR_ASCII0                  (EL_CHAR_START  - 32)
 585 #define EL_CHAR_ASCII0_START            (EL_CHAR_ASCII0 + 32)
 586
 587 #include "conf_chr.h"   /* include auto-generated data structure definitions */
 588
 589 #define EL_CHAR_ASCII0_END              (EL_CHAR_ASCII0 + 111)
 590 #define EL_CHAR_END                     (EL_CHAR_START  + 79)
 591
 592 #define EL_CHAR(c)                      (EL_CHAR_ASCII0 + MAP_FONT_ASCII(c))
 593
 594 #define EL_EXPANDABLE_WALL_HORIZONTAL   200
 595 #define EL_EXPANDABLE_WALL_VERTICAL     201
 596 #define EL_EXPANDABLE_WALL_ANY          202
 597
 598 #define EL_EM_GATE_1                    203
 599 #define EL_EM_GATE_2                    204
 600 #define EL_EM_GATE_3                    205
 601 #define EL_EM_GATE_4                    206
 602
 603 #define EL_EM_KEY_2_FILE_OBSOLETE       207     /* obsolete; now EL_EM_KEY_2 */
 604 #define EL_EM_KEY_3_FILE_OBSOLETE       208     /* obsolete; now EL_EM_KEY_3 */
 605 #define EL_EM_KEY_4_FILE_OBSOLETE       209     /* obsolete; now EL_EM_KEY_4 */
 606
 607 #define EL_SP_START                     210
 608 #define EL_SP_EMPTY_SPACE               (EL_SP_START + 0)
 609 #define EL_SP_EMPTY                     EL_SP_EMPTY_SPACE
 610 #define EL_SP_ZONK                      (EL_SP_START + 1)
 611 #define EL_SP_BASE                      (EL_SP_START + 2)
 612 #define EL_SP_MURPHY                    (EL_SP_START + 3)
 613 #define EL_SP_INFOTRON                  (EL_SP_START + 4)
 614 #define EL_SP_CHIP_SINGLE               (EL_SP_START + 5)
 615 #define EL_SP_HARDWARE_GRAY             (EL_SP_START + 6)
 616 #define EL_SP_EXIT_CLOSED               (EL_SP_START + 7)
 617 #define EL_SP_DISK_ORANGE               (EL_SP_START + 8)
 618 #define EL_SP_PORT_RIGHT                (EL_SP_START + 9)
 619 #define EL_SP_PORT_DOWN                 (EL_SP_START + 10)
 620 #define EL_SP_PORT_LEFT                 (EL_SP_START + 11)
 621 #define EL_SP_PORT_UP                   (EL_SP_START + 12)
 622 #define EL_SP_GRAVITY_PORT_RIGHT        (EL_SP_START + 13)
 623 #define EL_SP_GRAVITY_PORT_DOWN         (EL_SP_START + 14)
 624 #define EL_SP_GRAVITY_PORT_LEFT         (EL_SP_START + 15)
 625 #define EL_SP_GRAVITY_PORT_UP           (EL_SP_START + 16)
 626 #define EL_SP_SNIKSNAK                  (EL_SP_START + 17)
 627 #define EL_SP_DISK_YELLOW               (EL_SP_START + 18)
 628 #define EL_SP_TERMINAL                  (EL_SP_START + 19)
 629 #define EL_SP_DISK_RED                  (EL_SP_START + 20)
 630 #define EL_SP_PORT_VERTICAL             (EL_SP_START + 21)
 631 #define EL_SP_PORT_HORIZONTAL           (EL_SP_START + 22)
 632 #define EL_SP_PORT_ANY                  (EL_SP_START + 23)
 633 #define EL_SP_ELECTRON                  (EL_SP_START + 24)
 634 #define EL_SP_BUGGY_BASE                (EL_SP_START + 25)
 635 #define EL_SP_CHIP_LEFT                 (EL_SP_START + 26)
 636 #define EL_SP_CHIP_RIGHT                (EL_SP_START + 27)
 637 #define EL_SP_HARDWARE_BASE_1           (EL_SP_START + 28)
 638 #define EL_SP_HARDWARE_GREEN            (EL_SP_START + 29)
 639 #define EL_SP_HARDWARE_BLUE             (EL_SP_START + 30)
 640 #define EL_SP_HARDWARE_RED              (EL_SP_START + 31)
 641 #define EL_SP_HARDWARE_YELLOW           (EL_SP_START + 32)
 642 #define EL_SP_HARDWARE_BASE_2           (EL_SP_START + 33)
 643 #define EL_SP_HARDWARE_BASE_3           (EL_SP_START + 34)
 644 #define EL_SP_HARDWARE_BASE_4           (EL_SP_START + 35)
 645 #define EL_SP_HARDWARE_BASE_5           (EL_SP_START + 36)
 646 #define EL_SP_HARDWARE_BASE_6           (EL_SP_START + 37)
 647 #define EL_SP_CHIP_TOP                  (EL_SP_START + 38)
 648 #define EL_SP_CHIP_BOTTOM               (EL_SP_START + 39)
 649 #define EL_SP_END                       (EL_SP_START + 39)
 650
 651 #define EL_EM_GATE_1_GRAY               250
 652 #define EL_EM_GATE_2_GRAY               251
 653 #define EL_EM_GATE_3_GRAY               252
 654 #define EL_EM_GATE_4_GRAY               253
 655
 656 #define EL_UNUSED_254                   254
 657 #define EL_UNUSED_255                   255
 658
 659 #define EL_PEARL                        256
 660 #define EL_CRYSTAL                      257
 661 #define EL_WALL_PEARL                   258
 662 #define EL_WALL_CRYSTAL                 259
 663 #define EL_DOOR_WHITE                   260
 664 #define EL_DOOR_WHITE_GRAY              261
 665 #define EL_KEY_WHITE                    262
 666 #define EL_SHIELD_NORMAL                263
 667 #define EL_EXTRA_TIME                   264
 668 #define EL_SWITCHGATE_OPEN              265
 669 #define EL_SWITCHGATE_CLOSED            266
 670 #define EL_SWITCHGATE_SWITCH_UP         267
 671 #define EL_SWITCHGATE_SWITCH_DOWN       268
 672
 673 #define EL_UNUSED_269                   269
 674 #define EL_UNUSED_270                   270
 675
 676 #define EL_CONVEYOR_BELT_1_LEFT          271
 677 #define EL_CONVEYOR_BELT_1_MIDDLE        272
 678 #define EL_CONVEYOR_BELT_1_RIGHT         273
 679 #define EL_CONVEYOR_BELT_1_SWITCH_LEFT   274
 680 #define EL_CONVEYOR_BELT_1_SWITCH_MIDDLE 275
 681 #define EL_CONVEYOR_BELT_1_SWITCH_RIGHT  276
 682 #define EL_CONVEYOR_BELT_2_LEFT          277
 683 #define EL_CONVEYOR_BELT_2_MIDDLE        278
 684 #define EL_CONVEYOR_BELT_2_RIGHT         279
 685 #define EL_CONVEYOR_BELT_2_SWITCH_LEFT   280
 686 #define EL_CONVEYOR_BELT_2_SWITCH_MIDDLE 281
 687 #define EL_CONVEYOR_BELT_2_SWITCH_RIGHT  282
 688 #define EL_CONVEYOR_BELT_3_LEFT          283
 689 #define EL_CONVEYOR_BELT_3_MIDDLE        284
 690 #define EL_CONVEYOR_BELT_3_RIGHT         285
 691 #define EL_CONVEYOR_BELT_3_SWITCH_LEFT   286
 692 #define EL_CONVEYOR_BELT_3_SWITCH_MIDDLE 287
 693 #define EL_CONVEYOR_BELT_3_SWITCH_RIGHT  288
 694 #define EL_CONVEYOR_BELT_4_LEFT          289
 695 #define EL_CONVEYOR_BELT_4_MIDDLE        290
 696 #define EL_CONVEYOR_BELT_4_RIGHT         291
 697 #define EL_CONVEYOR_BELT_4_SWITCH_LEFT   292
 698 #define EL_CONVEYOR_BELT_4_SWITCH_MIDDLE 293
 699 #define EL_CONVEYOR_BELT_4_SWITCH_RIGHT  294
 700 #define EL_LANDMINE                     295
 701 #define EL_ENVELOPE_OBSOLETE            296   /* obsolete; now EL_ENVELOPE_1 */
 702 #define EL_LIGHT_SWITCH                 297
 703 #define EL_LIGHT_SWITCH_ACTIVE          298
 704 #define EL_SIGN_EXCLAMATION             299
 705 #define EL_SIGN_RADIOACTIVITY           300
 706 #define EL_SIGN_STOP                    301
 707 #define EL_SIGN_WHEELCHAIR              302
 708 #define EL_SIGN_PARKING                 303
 709 #define EL_SIGN_ONEWAY                  304
 710 #define EL_SIGN_HEART                   305
 711 #define EL_SIGN_TRIANGLE                306
 712 #define EL_SIGN_ROUND                   307
 713 #define EL_SIGN_EXIT                    308
 714 #define EL_SIGN_YINYANG                 309
 715 #define EL_SIGN_OTHER                   310
 716 #define EL_MOLE_LEFT                    311
 717 #define EL_MOLE_RIGHT                   312
 718 #define EL_MOLE_UP                      313
 719 #define EL_MOLE_DOWN                    314
 720 #define EL_STEELWALL_SLIPPERY           315
 721 #define EL_INVISIBLE_SAND               316
 722 #define EL_DX_UNKNOWN_15                317
 723 #define EL_DX_UNKNOWN_42                318
 724
 725 #define EL_UNUSED_319                   319
 726 #define EL_UNUSED_320                   320
 727
 728 #define EL_SHIELD_DEADLY                321
 729 #define EL_TIMEGATE_OPEN                322
 730 #define EL_TIMEGATE_CLOSED              323
 731 #define EL_TIMEGATE_SWITCH_ACTIVE       324
 732 #define EL_TIMEGATE_SWITCH              325
 733
 734 #define EL_BALLOON                      326
 735 #define EL_BALLOON_SWITCH_LEFT          327
 736 #define EL_BALLOON_SWITCH_RIGHT         328
 737 #define EL_BALLOON_SWITCH_UP            329
 738 #define EL_BALLOON_SWITCH_DOWN          330
 739 #define EL_BALLOON_SWITCH_ANY           331
 740
 741 #define EL_EMC_STEELWALL_1              332
 742 #define EL_EMC_STEELWALL_2              333
 743 #define EL_EMC_STEELWALL_3              334
 744 #define EL_EMC_STEELWALL_4              335
 745 #define EL_EMC_WALL_1                   336
 746 #define EL_EMC_WALL_2                   337
 747 #define EL_EMC_WALL_3                   338
 748 #define EL_EMC_WALL_4                   339
 749 #define EL_EMC_WALL_5                   340
 750 #define EL_EMC_WALL_6                   341
 751 #define EL_EMC_WALL_7                   342
 752 #define EL_EMC_WALL_8                   343
 753
 754 #define EL_TUBE_ANY                     344
 755 #define EL_TUBE_VERTICAL                345
 756 #define EL_TUBE_HORIZONTAL              346
 757 #define EL_TUBE_VERTICAL_LEFT           347
 758 #define EL_TUBE_VERTICAL_RIGHT          348
 759 #define EL_TUBE_HORIZONTAL_UP           349
 760 #define EL_TUBE_HORIZONTAL_DOWN         350
 761 #define EL_TUBE_LEFT_UP                 351
 762 #define EL_TUBE_LEFT_DOWN               352
 763 #define EL_TUBE_RIGHT_UP                353
 764 #define EL_TUBE_RIGHT_DOWN              354
 765 #define EL_SPRING                       355
 766 #define EL_TRAP                         356
 767 #define EL_DX_SUPABOMB                  357
 768
 769 #define EL_UNUSED_358                   358
 770 #define EL_UNUSED_359                   359
 771
 772 /* ---------- begin of custom elements section ----------------------------- */
 773 #define EL_CUSTOM_START                 360
 774
 775 #include "conf_cus.h"   /* include auto-generated data structure definitions */
 776
 777 #define NUM_CUSTOM_ELEMENTS             256
 778 #define EL_CUSTOM_END                   615
 779 /* ---------- end of custom elements section ------------------------------- */
 780
 781 #define EL_EM_KEY_1                     616
 782 #define EL_EM_KEY_2                     617
 783 #define EL_EM_KEY_3                     618
 784 #define EL_EM_KEY_4                     619
 785 #define EL_ENVELOPE_1                   620
 786 #define EL_ENVELOPE_2                   621
 787 #define EL_ENVELOPE_3                   622
 788 #define EL_ENVELOPE_4                   623
 789
 790 #define NUM_FILE_ELEMENTS               624
 791
 792
 793 /* "real" (and therefore drawable) runtime elements */
 794 #define EL_FIRST_RUNTIME_REAL           NUM_FILE_ELEMENTS
 795
 796 #define EL_DYNABOMB_PLAYER_1_ACTIVE     (EL_FIRST_RUNTIME_REAL + 0)
 797 #define EL_DYNABOMB_PLAYER_2_ACTIVE     (EL_FIRST_RUNTIME_REAL + 1)
 798 #define EL_DYNABOMB_PLAYER_3_ACTIVE     (EL_FIRST_RUNTIME_REAL + 2)
 799 #define EL_DYNABOMB_PLAYER_4_ACTIVE     (EL_FIRST_RUNTIME_REAL + 3)
 800 #define EL_SP_DISK_RED_ACTIVE           (EL_FIRST_RUNTIME_REAL + 4)
 801 #define EL_SWITCHGATE_OPENING           (EL_FIRST_RUNTIME_REAL + 5)
 802 #define EL_SWITCHGATE_CLOSING           (EL_FIRST_RUNTIME_REAL + 6)
 803 #define EL_TIMEGATE_OPENING             (EL_FIRST_RUNTIME_REAL + 7)
 804 #define EL_TIMEGATE_CLOSING             (EL_FIRST_RUNTIME_REAL + 8)
 805 #define EL_PEARL_BREAKING               (EL_FIRST_RUNTIME_REAL + 9)
 806 #define EL_TRAP_ACTIVE                  (EL_FIRST_RUNTIME_REAL + 10)
 807 #define EL_INVISIBLE_STEELWALL_ACTIVE   (EL_FIRST_RUNTIME_REAL + 11)
 808 #define EL_INVISIBLE_WALL_ACTIVE        (EL_FIRST_RUNTIME_REAL + 12)
 809 #define EL_INVISIBLE_SAND_ACTIVE        (EL_FIRST_RUNTIME_REAL + 13)
 810 #define EL_CONVEYOR_BELT_1_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 14)
 811 #define EL_CONVEYOR_BELT_1_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 15)
 812 #define EL_CONVEYOR_BELT_1_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 16)
 813 #define EL_CONVEYOR_BELT_2_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 17)
 814 #define EL_CONVEYOR_BELT_2_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 18)
 815 #define EL_CONVEYOR_BELT_2_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 19)
 816 #define EL_CONVEYOR_BELT_3_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 20)
 817 #define EL_CONVEYOR_BELT_3_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 21)
 818 #define EL_CONVEYOR_BELT_3_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 22)
 819 #define EL_CONVEYOR_BELT_4_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 23)
 820 #define EL_CONVEYOR_BELT_4_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 24)
 821 #define EL_CONVEYOR_BELT_4_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 25)
 822 #define EL_EXIT_OPENING                 (EL_FIRST_RUNTIME_REAL + 26)
 823 #define EL_EXIT_CLOSING                 (EL_FIRST_RUNTIME_REAL + 27)
 824 #define EL_SP_EXIT_OPENING              (EL_FIRST_RUNTIME_REAL + 28)
 825 #define EL_SP_EXIT_CLOSING              (EL_FIRST_RUNTIME_REAL + 29)
 826 #define EL_SP_EXIT_OPEN                 (EL_FIRST_RUNTIME_REAL + 30)
 827 #define EL_SP_TERMINAL_ACTIVE           (EL_FIRST_RUNTIME_REAL + 31)
 828 #define EL_SP_BUGGY_BASE_ACTIVATING     (EL_FIRST_RUNTIME_REAL + 32)
 829 #define EL_SP_BUGGY_BASE_ACTIVE         (EL_FIRST_RUNTIME_REAL + 33)
 830 #define EL_SP_MURPHY_CLONE              (EL_FIRST_RUNTIME_REAL + 34)
 831 #define EL_AMOEBA_DROPPING              (EL_FIRST_RUNTIME_REAL + 35)
 832 #define EL_QUICKSAND_EMPTYING           (EL_FIRST_RUNTIME_REAL + 36)
 833 #define EL_MAGIC_WALL_ACTIVE            (EL_FIRST_RUNTIME_REAL + 37)
 834 #define EL_BD_MAGIC_WALL_ACTIVE         (EL_FIRST_RUNTIME_REAL + 38)
 835 #define EL_MAGIC_WALL_FULL              (EL_FIRST_RUNTIME_REAL + 39)
 836 #define EL_BD_MAGIC_WALL_FULL           (EL_FIRST_RUNTIME_REAL + 40)
 837 #define EL_MAGIC_WALL_EMPTYING          (EL_FIRST_RUNTIME_REAL + 41)
 838 #define EL_BD_MAGIC_WALL_EMPTYING       (EL_FIRST_RUNTIME_REAL + 42)
 839 #define EL_MAGIC_WALL_DEAD              (EL_FIRST_RUNTIME_REAL + 43)
 840 #define EL_BD_MAGIC_WALL_DEAD           (EL_FIRST_RUNTIME_REAL + 44)
 841
 842 /* "unreal" (and therefore not drawable) runtime elements */
 843 #define EL_FIRST_RUNTIME_UNREAL         (EL_FIRST_RUNTIME_REAL + 45)
 844
 845 #define EL_BLOCKED                      (EL_FIRST_RUNTIME_UNREAL + 0)
 846 #define EL_EXPLOSION                    (EL_FIRST_RUNTIME_UNREAL + 1)
 847 #define EL_NUT_BREAKING                 (EL_FIRST_RUNTIME_UNREAL + 2)
 848 #define EL_DIAMOND_BREAKING             (EL_FIRST_RUNTIME_UNREAL + 3)
 849 #define EL_ACID_SPLASH_LEFT             (EL_FIRST_RUNTIME_UNREAL + 4)
 850 #define EL_ACID_SPLASH_RIGHT            (EL_FIRST_RUNTIME_UNREAL + 5)
 851 #define EL_AMOEBA_GROWING               (EL_FIRST_RUNTIME_UNREAL + 6)
 852 #define EL_AMOEBA_SHRINKING             (EL_FIRST_RUNTIME_UNREAL + 7)
 853 #define EL_EXPANDABLE_WALL_GROWING      (EL_FIRST_RUNTIME_UNREAL + 8)
 854 #define EL_FLAMES                       (EL_FIRST_RUNTIME_UNREAL + 9)
 855 #define EL_PLAYER_IS_LEAVING            (EL_FIRST_RUNTIME_UNREAL + 10)
 856 #define EL_QUICKSAND_FILLING            (EL_FIRST_RUNTIME_UNREAL + 11)
 857 #define EL_MAGIC_WALL_FILLING           (EL_FIRST_RUNTIME_UNREAL + 12)
 858 #define EL_BD_MAGIC_WALL_FILLING        (EL_FIRST_RUNTIME_UNREAL + 13)
 859
 860 /* dummy elements (never used as game elements, only used as graphics) */
 861 #define EL_FIRST_DUMMY                  (EL_FIRST_RUNTIME_UNREAL + 14)
 862
 863 #define EL_STEELWALL_TOPLEFT                    (EL_FIRST_DUMMY + 0)
 864 #define EL_STEELWALL_TOPRIGHT                   (EL_FIRST_DUMMY + 1)
 865 #define EL_STEELWALL_BOTTOMLEFT                 (EL_FIRST_DUMMY + 2)
 866 #define EL_STEELWALL_BOTTOMRIGHT                (EL_FIRST_DUMMY + 3)
 867 #define EL_STEELWALL_HORIZONTAL                 (EL_FIRST_DUMMY + 4)
 868 #define EL_STEELWALL_VERTICAL                   (EL_FIRST_DUMMY + 5)
 869 #define EL_INVISIBLE_STEELWALL_TOPLEFT          (EL_FIRST_DUMMY + 6)
 870 #define EL_INVISIBLE_STEELWALL_TOPRIGHT         (EL_FIRST_DUMMY + 7)
 871 #define EL_INVISIBLE_STEELWALL_BOTTOMLEFT       (EL_FIRST_DUMMY + 8)
 872 #define EL_INVISIBLE_STEELWALL_BOTTOMRIGHT      (EL_FIRST_DUMMY + 9)
 873 #define EL_INVISIBLE_STEELWALL_HORIZONTAL       (EL_FIRST_DUMMY + 10)
 874 #define EL_INVISIBLE_STEELWALL_VERTICAL         (EL_FIRST_DUMMY + 11)
 875 #define EL_DYNABOMB                             (EL_FIRST_DUMMY + 12)
 876 #define EL_DYNABOMB_ACTIVE                      (EL_FIRST_DUMMY + 13)
 877 #define EL_DYNABOMB_PLAYER_1                    (EL_FIRST_DUMMY + 14)
 878 #define EL_DYNABOMB_PLAYER_2                    (EL_FIRST_DUMMY + 15)
 879 #define EL_DYNABOMB_PLAYER_3                    (EL_FIRST_DUMMY + 16)
 880 #define EL_DYNABOMB_PLAYER_4                    (EL_FIRST_DUMMY + 17)
 881 #define EL_SHIELD_NORMAL_ACTIVE                 (EL_FIRST_DUMMY + 18)
 882 #define EL_SHIELD_DEADLY_ACTIVE                 (EL_FIRST_DUMMY + 19)
 883 #define EL_DEFAULT                              (EL_FIRST_DUMMY + 20)
 884 #define EL_BD_DEFAULT                           (EL_FIRST_DUMMY + 21)
 885 #define EL_SP_DEFAULT                           (EL_FIRST_DUMMY + 22)
 886 #define EL_SB_DEFAULT                           (EL_FIRST_DUMMY + 23)
 887
 888 #define MAX_NUM_ELEMENTS                        (EL_FIRST_DUMMY + 24)
 889
 890
 891 /* values for graphics/sounds action types */
 892 #define ACTION_DEFAULT                          0
 893 #define ACTION_WAITING                          1
 894 #define ACTION_FALLING                          2
 895 #define ACTION_MOVING                           3
 896 #define ACTION_DIGGING                          4
 897 #define ACTION_SNAPPING                         5
 898 #define ACTION_COLLECTING                       6
 899 #define ACTION_DROPPING                         7
 900 #define ACTION_PUSHING                          8
 901 #define ACTION_WALKING                          9
 902 #define ACTION_PASSING                          10
 903 #define ACTION_IMPACT                           11
 904 #define ACTION_BREAKING                         12
 905 #define ACTION_ACTIVATING                       13
 906 #define ACTION_DEACTIVATING                     14
 907 #define ACTION_OPENING                          15
 908 #define ACTION_CLOSING                          16
 909 #define ACTION_ATTACKING                        17
 910 #define ACTION_GROWING                          18
 911 #define ACTION_SHRINKING                        19
 912 #define ACTION_ACTIVE                           20
 913 #define ACTION_FILLING                          21
 914 #define ACTION_EMPTYING                         22
 915 #define ACTION_CHANGING                         23
 916 #define ACTION_EXPLODING                        24
 917 #define ACTION_DYING                            25
 918 #define ACTION_XXX_LEFT                         26
 919 #define ACTION_XXX_RIGHT                        27
 920 #define ACTION_XXX_UP                           28
 921 #define ACTION_XXX_DOWN                         29
 922 #define ACTION_OTHER                            30
 923
 924 #define NUM_ACTIONS                             31
 925
 926 /* values for special image configuration suffixes (must match game mode) */
 927 #define GFX_SPECIAL_ARG_MAIN                    0
 928 #define GFX_SPECIAL_ARG_LEVELS                  1
 929 #define GFX_SPECIAL_ARG_SCORES                  2
 930 #define GFX_SPECIAL_ARG_EDITOR                  3
 931 #define GFX_SPECIAL_ARG_INFO                    4
 932 #define GFX_SPECIAL_ARG_SETUP                   5
 933 #define GFX_SPECIAL_ARG_PLAYING                 6
 934 #define GFX_SPECIAL_ARG_DOOR                    7
 935 #define GFX_SPECIAL_ARG_PREVIEW                 8
 936 #define GFX_SPECIAL_ARG_CRUMBLED                9
 937
 938 #define NUM_SPECIAL_GFX_ARGS                    10
 939
 940
 941 /* values for image configuration suffixes */
 942 #define GFX_ARG_X                               0
 943 #define GFX_ARG_Y                               1
 944 #define GFX_ARG_XPOS                            2
 945 #define GFX_ARG_YPOS                            3
 946 #define GFX_ARG_WIDTH                           4
 947 #define GFX_ARG_HEIGHT                          5
 948 #define GFX_ARG_OFFSET                          6
 949 #define GFX_ARG_VERTICAL                        7
 950 #define GFX_ARG_XOFFSET                         8
 951 #define GFX_ARG_YOFFSET                         9
 952 #define GFX_ARG_FRAMES                          10
 953 #define GFX_ARG_FRAMES_PER_LINE                 11
 954 #define GFX_ARG_START_FRAME                     12
 955 #define GFX_ARG_DELAY                           13
 956 #define GFX_ARG_ANIM_MODE                       14
 957 #define GFX_ARG_GLOBAL_SYNC                     15
 958 #define GFX_ARG_CRUMBLED_LIKE                   16
 959 #define GFX_ARG_DIGGABLE_LIKE                   17
 960 #define GFX_ARG_BORDER_SIZE                     18
 961 #define GFX_ARG_STEP_OFFSET                     19
 962 #define GFX_ARG_STEP_DELAY                      20
 963 #define GFX_ARG_DIRECTION                       21
 964 #define GFX_ARG_POSITION                        22
 965 #define GFX_ARG_DRAW_XOFFSET                    23
 966 #define GFX_ARG_DRAW_YOFFSET                    24
 967 #define GFX_ARG_DRAW_MASKED                     25
 968 #define GFX_ARG_NAME                            26
 969
 970 #define NUM_GFX_ARGS                            27
 971
 972
 973 /* values for sound configuration suffixes */
 974 #define SND_ARG_MODE_LOOP                       0
 975
 976 #define NUM_SND_ARGS                            1
 977
 978
 979 /* values for font configuration */
 980
 981 #define FONT_INITIAL_1                          0
 982 #define FONT_INITIAL_2                          1
 983 #define FONT_INITIAL_3                          2
 984 #define FONT_INITIAL_4                          3
 985 #define FONT_TITLE_1                            4
 986 #define FONT_TITLE_2                            5
 987 #define FONT_MENU_1                             6
 988 #define FONT_MENU_2                             7
 989 #define FONT_TEXT_1_ACTIVE                      8
 990 #define FONT_TEXT_2_ACTIVE                      9
 991 #define FONT_TEXT_3_ACTIVE                      10
 992 #define FONT_TEXT_4_ACTIVE                      11
 993 #define FONT_TEXT_1                             12
 994 #define FONT_TEXT_2                             13
 995 #define FONT_TEXT_3                             14
 996 #define FONT_TEXT_4                             15
 997 #define FONT_ENVELOPE_1                         16
 998 #define FONT_ENVELOPE_2                         17
 999 #define FONT_ENVELOPE_3                         18
1000 #define FONT_ENVELOPE_4                         19
1001 #define FONT_INPUT_1_ACTIVE                     20
1002 #define FONT_INPUT_2_ACTIVE                     21
1003 #define FONT_INPUT_1                            22
1004 #define FONT_INPUT_2                            23
1005 #define FONT_OPTION_OFF                         24
1006 #define FONT_OPTION_ON                          25
1007 #define FONT_VALUE_1                            26
1008 #define FONT_VALUE_2                            27
1009 #define FONT_VALUE_OLD                          28
1010 #define FONT_LEVEL_NUMBER                       29
1011 #define FONT_TAPE_RECORDER                      30
1012 #define FONT_GAME_INFO                          31
1013
1014 #define NUM_FONTS                               32
1015 #define NUM_INITIAL_FONTS                       4
1016
1017 /* values for game_status (must match special image configuration suffixes) */
1018 #define GAME_MODE_MAIN                          0
1019 #define GAME_MODE_LEVELS                        1
1020 #define GAME_MODE_SCORES                        2
1021 #define GAME_MODE_EDITOR                        3
1022 #define GAME_MODE_INFO                          4
1023 #define GAME_MODE_SETUP                         5
1024 #define GAME_MODE_PLAYING                       6
1025 #define GAME_MODE_PSEUDO_DOOR                   7
1026 #define GAME_MODE_PSEUDO_PREVIEW                8
1027 #define GAME_MODE_PSEUDO_CRUMBLED               9
1028
1029 /* there are no special config file suffixes for these modes */
1030 #define GAME_MODE_PSEUDO_TYPENAME               10
1031 #define GAME_MODE_QUIT                          11
1032
1033 #define PROGRAM_VERSION_MAJOR   3
1034 #define PROGRAM_VERSION_MINOR   0
1035 #define PROGRAM_VERSION_PATCH   7
1036 #define PROGRAM_VERSION_BUILD   1
1037
1038 #if 0
1039 #define PROGRAM_VERSION_STRING  "3.0.7"
1040 #endif
1041
1042 #define PROGRAM_TITLE_STRING    "Rocks'n'Diamonds"
1043 #define PROGRAM_AUTHOR_STRING   "Holger Schemel"
1044 #define PROGRAM_COPYRIGHT_STRING "Copyright ©1995-2003 by Holger Schemel"
1045
1046 #if 0
1047 #define PROGRAM_DOS_PORT_STRING "DOS port done by Guido Schulz"
1048 #define PROGRAM_IDENT_STRING    PROGRAM_VERSION_STRING " " TARGET_STRING
1049 #define WINDOW_TITLE_STRING     PROGRAM_TITLE_STRING " " PROGRAM_IDENT_STRING
1050 #endif
1051
1052 #define ICON_TITLE_STRING       PROGRAM_TITLE_STRING
1053 #define COOKIE_PREFIX           "ROCKSNDIAMONDS"
1054 #define FILENAME_PREFIX         "Rocks"
1055
1056 #if defined(PLATFORM_UNIX)
1057 #define USERDATA_DIRECTORY      ".rocksndiamonds"
1058 #elif defined(PLATFORM_WIN32)
1059 #define USERDATA_DIRECTORY      PROGRAM_TITLE_STRING
1060 #else
1061 #define USERDATA_DIRECTORY      "userdata"
1062 #endif
1063
1064 #define X11_ICON_FILENAME       "rocks_icon.xbm"
1065 #define X11_ICONMASK_FILENAME   "rocks_iconmask.xbm"
1066 #define MSDOS_POINTER_FILENAME  "mouse.pcx"
1067
1068 /* file version numbers for resource files (levels, tapes, score, setup, etc.)
1069 ** currently supported/known file version numbers:
1070 **      1.0 (old)
1071 **      1.2 (still in use)
1072 **      1.4 (still in use)
1073 **      2.0 (actual)
1074 */
1075 #define FILE_VERSION_1_0        VERSION_IDENT(1,0,0,0)
1076 #define FILE_VERSION_1_2        VERSION_IDENT(1,2,0,0)
1077 #define FILE_VERSION_1_4        VERSION_IDENT(1,4,0,0)
1078 #define FILE_VERSION_2_0        VERSION_IDENT(2,0,0,0)
1079
1080 /* file version does not change for every program version, but is changed
1081    when new features are introduced that are incompatible with older file
1082    versions, so that they can be treated accordingly */
1083 #define FILE_VERSION_ACTUAL     FILE_VERSION_2_0
1084
1085 #define GAME_VERSION_1_0        FILE_VERSION_1_0
1086 #define GAME_VERSION_1_2        FILE_VERSION_1_2
1087 #define GAME_VERSION_1_4        FILE_VERSION_1_4
1088 #define GAME_VERSION_2_0        FILE_VERSION_2_0
1089
1090 #define GAME_VERSION_ACTUAL     VERSION_IDENT(PROGRAM_VERSION_MAJOR, \
1091                                               PROGRAM_VERSION_MINOR, \
1092                                               PROGRAM_VERSION_PATCH, \
1093                                               PROGRAM_VERSION_BUILD)
1094
1095 /* values for game_emulation */
1096 #define EMU_NONE                0
1097 #define EMU_BOULDERDASH         1
1098 #define EMU_SOKOBAN             2
1099 #define EMU_SUPAPLEX            3
1100
1101 struct MenuInfo
1102 {
1103   int draw_xoffset_default;
1104   int draw_yoffset_default;
1105   int draw_xoffset[NUM_SPECIAL_GFX_ARGS];
1106   int draw_yoffset[NUM_SPECIAL_GFX_ARGS];
1107
1108   int scrollbar_xoffset;
1109
1110   int list_size_default;
1111   int list_size[NUM_SPECIAL_GFX_ARGS];
1112 };
1113
1114 struct DoorInfo
1115 {
1116   int step_offset;
1117   int step_delay;
1118   int anim_mode;
1119 };
1120
1121 struct HiScore
1122 {
1123   char Name[MAX_PLAYER_NAME_LEN + 1];
1124   int Score;
1125 };
1126
1127 struct PlayerInfo
1128 {
1129   boolean present;              /* player present in level playfield */
1130   boolean connected;            /* player connected (locally or via network) */
1131   boolean active;               /* player (present && connected) */
1132
1133   int index_nr, client_nr, element_nr;
1134
1135   byte action;                  /* action from local input device */
1136   byte effective_action;        /* action acknowledged from network server
1137                                    or summarized over all configured input
1138                                    devices when in single player mode */
1139   byte programmed_action;       /* action forced by game itself (like moving
1140                                    through doors); overrides other actions */
1141
1142   int jx,jy, last_jx,last_jy;
1143   int MovDir, MovPos, GfxDir, GfxPos;
1144   int Frame, StepFrame;
1145
1146   int GfxAction;
1147
1148   boolean use_murphy_graphic;
1149
1150   boolean LevelSolved, GameOver;
1151
1152   int last_move_dir;
1153
1154   boolean is_waiting;
1155   boolean is_moving;
1156   boolean is_digging;
1157   boolean is_snapping;
1158   boolean is_collecting;
1159   boolean is_pushing;
1160   boolean is_switching;
1161
1162   int switch_x, switch_y;
1163
1164   int show_envelope;
1165
1166   unsigned long move_delay;
1167   int move_delay_value;
1168
1169   unsigned long push_delay;
1170   unsigned long push_delay_value;
1171
1172   unsigned long actual_frame_counter;
1173
1174   int score;
1175   int gems_still_needed;
1176   int sokobanfields_still_needed;
1177   int lights_still_needed;
1178   int friends_still_needed;
1179   int key[4];
1180   int dynabomb_count, dynabomb_size, dynabombs_left, dynabomb_xl;
1181   int shield_normal_time_left;
1182   int shield_deadly_time_left;
1183
1184   int inventory_element[MAX_INVENTORY_SIZE];
1185   int inventory_size;
1186 };
1187
1188 struct LevelInfo
1189 {
1190   int file_version;     /* file format version the level is stored with    */
1191   int game_version;     /* game release version the level was created with */
1192
1193   boolean encoding_16bit_field;         /* level contains 16-bit elements  */
1194   boolean encoding_16bit_yamyam;        /* yamyam contains 16-bit elements */
1195   boolean encoding_16bit_amoeba;        /* amoeba contains 16-bit elements */
1196
1197   int fieldx, fieldy;
1198   int time;
1199   int gems_needed;
1200   char name[MAX_LEVEL_NAME_LEN + 1];
1201   char author[MAX_LEVEL_AUTHOR_LEN + 1];
1202   char envelope_text[4][MAX_ENVELOPE_TEXT_LEN + 1];
1203   int envelope_xsize[4], envelope_ysize[4];
1204   int score[LEVEL_SCORE_ELEMENTS];
1205   int yamyam_content[MAX_ELEMENT_CONTENTS][3][3];
1206   int num_yamyam_contents;
1207   int amoeba_speed;
1208   int amoeba_content;
1209   int time_magic_wall;
1210   int time_wheel;
1211   int time_light;
1212   int time_timegate;
1213   boolean double_speed;
1214   boolean initial_gravity;
1215   boolean em_slippery_gems;     /* EM style "gems slip from wall" behaviour */
1216
1217   short field[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1218
1219   boolean use_custom_template;  /* use custom properties from template file */
1220
1221   boolean no_level_file;        /* set for currently undefined levels */
1222 };
1223
1224 struct TapeInfo
1225 {
1226   int file_version;     /* file format version the tape is stored with    */
1227   int game_version;     /* game release version the tape was created with */
1228   int engine_version;   /* game engine version the tape was recorded with */
1229
1230   char *level_identifier;
1231   int level_nr;
1232   unsigned long random_seed;
1233   unsigned long date;
1234   unsigned long counter;
1235   unsigned long length;
1236   unsigned long length_seconds;
1237   unsigned int delay_played;
1238   boolean pause_before_death;
1239   boolean recording, playing, pausing;
1240   boolean fast_forward;
1241   boolean index_search;
1242   boolean auto_play;
1243   boolean auto_play_level_solved;
1244   boolean quick_resume;
1245   boolean single_step;
1246   boolean changed;
1247   boolean player_participates[MAX_PLAYERS];
1248   int num_participating_players;
1249
1250   struct
1251   {
1252     byte action[MAX_PLAYERS];
1253     byte delay;
1254   } pos[MAX_TAPELEN];
1255 };
1256
1257 struct GameInfo
1258 {
1259   /* values for engine initialization */
1260   int default_push_delay_fixed;
1261   int default_push_delay_random;
1262
1263   /* constant within running game */
1264   int engine_version;
1265   int emulation;
1266   int initial_move_delay;
1267   int initial_move_delay_value;
1268   int initial_push_delay_value;
1269
1270   /* variable within running game */
1271   int yamyam_content_nr;
1272   boolean magic_wall_active;
1273   int magic_wall_time_left;
1274   int light_time_left;
1275   int timegate_time_left;
1276   int belt_dir[4];
1277   int belt_dir_nr[4];
1278   int switchgate_pos;
1279   int balloon_dir;
1280   boolean gravity;
1281   boolean explosions_delayed;
1282   boolean envelope_active;
1283 };
1284
1285 struct GlobalInfo
1286 {
1287   char *autoplay_leveldir;
1288   int autoplay_level_nr;
1289
1290   int num_toons;
1291
1292   float frames_per_second;
1293   boolean fps_slowdown;
1294   int fps_slowdown_factor;
1295 };
1296
1297 struct ElementChangeInfo
1298 {
1299   boolean can_change;           /* use or ignore this change info */
1300
1301   unsigned long events;         /* change events */
1302   int sides;                    /* change sides */
1303
1304   short target_element;         /* target element after change */
1305
1306   int delay_fixed;              /* added frame delay before changed (fixed) */
1307   int delay_random;             /* added frame delay before changed (random) */
1308   int delay_frames;             /* either 1 (frames) or 50 (seconds; 50 fps) */
1309
1310   short trigger_element;        /* custom element triggering change */
1311
1312   int content[3][3];            /* new elements after extended change */
1313   boolean use_content;          /* use extended change content */
1314   boolean only_complete;        /* only use complete content */
1315   boolean use_random_change;    /* use random value for setting content */
1316   int random;                   /* random value for setting content */
1317   int power;                    /* power of extended change */
1318
1319   boolean explode;              /* explode instead of change */
1320
1321   /* functions that are called before, while and after the change of an
1322      element -- currently only used for non-custom elements */
1323   void (*pre_change_function)(int x, int y);
1324   void (*change_function)(int x, int y);
1325   void (*post_change_function)(int x, int y);
1326
1327   /* ---------- internal values used in level editor ---------- */
1328
1329   int direct_action;            /* change triggered by actions on element */
1330   int other_action;             /* change triggered by other element actions */
1331 };
1332
1333 struct ElementInfo
1334 {
1335   /* ---------- token and description strings ---------- */
1336
1337   char *token_name;             /* element token used in config files */
1338   char *class_name;             /* element class used in config files */
1339   char *editor_description;     /* pre-defined description for level editor */
1340   char *custom_description;     /* alternative description from config file */
1341   char description[MAX_ELEMENT_NAME_LEN + 1];   /* for custom elements */
1342
1343   /* ---------- graphic and sound definitions ---------- */
1344
1345   int graphic[NUM_ACTIONS];     /* default graphics for several actions */
1346   int direction_graphic[NUM_ACTIONS][NUM_DIRECTIONS];
1347                                 /* special graphics for left/right/up/down */
1348
1349   int crumbled[NUM_ACTIONS];    /* crumbled graphics for several actions */
1350   int direction_crumbled[NUM_ACTIONS][NUM_DIRECTIONS];
1351                                 /* crumbled graphics for left/right/up/down */
1352
1353   int special_graphic[NUM_SPECIAL_GFX_ARGS];
1354                                 /* special graphics for certain screens */
1355
1356   int sound[NUM_ACTIONS];       /* default sounds for several actions */
1357
1358   /* ---------- special element property values ---------- */
1359
1360   boolean use_gfx_element;      /* use custom graphic element */
1361   short gfx_element;            /* optional custom graphic element */
1362
1363   int collect_score;            /* score value for collecting */
1364   int collect_count;            /* count value for collecting */
1365
1366   int push_delay_fixed;         /* constant frame delay for pushing */
1367   int push_delay_random;        /* additional random frame delay for pushing */
1368   int move_delay_fixed;         /* constant frame delay for moving */
1369   int move_delay_random;        /* additional random frame delay for moving */
1370
1371   int move_pattern;             /* direction movable element moves to */
1372   int move_direction_initial;   /* initial direction element moves to */
1373   int move_stepsize;            /* step size element moves with */
1374
1375   int slippery_type;            /* how/where other elements slip away */
1376
1377   int content[3][3];            /* new elements after explosion */
1378
1379   struct ElementChangeInfo *change_page; /* actual list of change pages */
1380   struct ElementChangeInfo *change;      /* pointer to current change page */
1381
1382   int num_change_pages;         /* actual number of change pages */
1383   int current_change_page;      /* currently edited change page */
1384
1385   /* ---------- internal values used at runtime when playing ---------- */
1386
1387   unsigned long change_events;  /* bitfield for combined change events */
1388
1389   int event_page_nr[NUM_CHANGE_EVENTS]; /* page number for each event */
1390   struct ElementChangeInfo *event_page[NUM_CHANGE_EVENTS]; /* page for event */
1391
1392   /* ---------- internal values used in level editor ---------- */
1393
1394   int access_type;              /* walkable or passable */
1395   int access_layer;             /* accessible over/inside/under */
1396   int walk_to_action;           /* diggable/collectible/pushable */
1397   int smash_targets;            /* can smash player/enemies/everything */
1398   int deadliness;               /* deadly when running/colliding/touching */
1399   int consistency;              /* indestructible/can explode */
1400
1401   boolean can_explode_by_fire;  /* element explodes by fire */
1402   boolean can_explode_smashed;  /* element explodes when smashed */
1403   boolean can_explode_impact;   /* element explodes on impact */
1404
1405   boolean modified_settings;    /* set for all modified custom elements */
1406 };
1407
1408 struct FontInfo
1409 {
1410   char *token_name;             /* font token used in config files */
1411
1412   int graphic;                  /* default graphic for this font */
1413   int special_graphic[NUM_SPECIAL_GFX_ARGS];
1414                                 /* special graphics for certain screens */
1415   int special_bitmap_id[NUM_SPECIAL_GFX_ARGS];
1416                                 /* internal bitmap ID for special graphics */
1417 };
1418
1419 struct GraphicInfo
1420 {
1421   Bitmap *bitmap;
1422   int src_x, src_y;             /* start position of animation frames */
1423   int width, height;            /* width/height of each animation frame */
1424   int offset_x, offset_y;       /* x/y offset to next animation frame */
1425   int anim_frames;
1426   int anim_frames_per_line;
1427   int anim_start_frame;
1428   int anim_delay;               /* important: delay of 1 means "no delay"! */
1429   int anim_mode;
1430   boolean anim_global_sync;
1431   int crumbled_like;            /* element for cloning crumble graphics */
1432   int diggable_like;            /* element for cloning digging graphics */
1433   int border_size;              /* border size for "crumbled" graphics */
1434
1435   int step_offset;              /* optional step offset of toon animations */
1436   int step_delay;               /* optional step delay of toon animations */
1437
1438   int draw_x, draw_y;           /* optional offset for drawing fonts chars */
1439
1440   int draw_masked;              /* optional setting for drawing envelope gfx */
1441
1442 #if defined(TARGET_X11_NATIVE_PERFORMANCE_WORKAROUND)
1443   Pixmap clip_mask;             /* single-graphic-only clip mask for X11 */
1444   GC clip_gc;                   /* single-graphic-only clip gc for X11 */
1445 #endif
1446 };
1447
1448 struct SoundInfo
1449 {
1450   boolean loop;
1451 };
1452
1453 struct ElementActionInfo
1454 {
1455   char *suffix;
1456   int value;
1457   boolean is_loop_sound;
1458 };
1459
1460 struct ElementDirectionInfo
1461 {
1462   char *suffix;
1463   int value;
1464 };
1465
1466 struct SpecialSuffixInfo
1467 {
1468   char *suffix;
1469   int value;
1470 };
1471
1472
1473 #if 0
1474 extern GC                       tile_clip_gc;
1475 extern Bitmap                  *pix[];
1476 #endif
1477 extern Bitmap                  *bitmap_db_field, *bitmap_db_door;
1478 extern Pixmap                   tile_clipmask[];
1479 extern DrawBuffer             *fieldbuffer;
1480 extern DrawBuffer             *drawto_field;
1481
1482 extern int                      game_status;
1483 extern boolean                  level_editor_test_game;
1484 extern boolean                  network_playing;
1485
1486 extern int                      key_joystick_mapping;
1487
1488 extern boolean                  redraw[MAX_BUF_XSIZE][MAX_BUF_YSIZE];
1489 extern int                      redraw_x1, redraw_y1;
1490
1491 extern short                    Feld[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1492 extern short                    MovPos[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1493 extern short                    MovDir[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1494 extern short                    MovDelay[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1495 extern short                    ChangeDelay[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1496 extern short                    ChangePage[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1497 extern short                    Store[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1498 extern short                    Store2[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1499 extern short                    StorePlayer[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1500 extern short                    Back[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1501 extern boolean                  Stop[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1502 extern boolean                  Pushed[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1503 extern unsigned long            Changed[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1504 extern unsigned long            ChangeEvent[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1505 extern short                    WasJustMoving[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1506 extern short                    WasJustFalling[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1507 extern short                    AmoebaNr[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1508 extern short                    AmoebaCnt[MAX_NUM_AMOEBA];
1509 extern short                    AmoebaCnt2[MAX_NUM_AMOEBA];
1510 extern short                    ExplodePhase[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1511 extern short                    ExplodeField[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1512
1513 extern unsigned long            Properties[MAX_NUM_ELEMENTS][NUM_EP_BITFIELDS];
1514
1515 extern int                      GfxFrame[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1516 extern int                      GfxRandom[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1517 extern int                      GfxElement[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1518 extern int                      GfxAction[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1519 extern int                      GfxDir[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
1520
1521 extern int                      lev_fieldx, lev_fieldy;
1522 extern int                      scroll_x, scroll_y;
1523
1524 extern int                      FX, FY;
1525 extern int                      ScrollStepSize;
1526 extern int                      ScreenMovDir, ScreenMovPos, ScreenGfxPos;
1527 extern int                      BorderElement;
1528 extern int                      GameFrameDelay;
1529 extern int                      FfwdFrameDelay;
1530 extern int                      BX1, BY1;
1531 extern int                      BX2, BY2;
1532 extern int                      SBX_Left, SBX_Right;
1533 extern int                      SBY_Upper, SBY_Lower;
1534 extern int                      ZX, ZY;
1535 extern int                      ExitX, ExitY;
1536 extern int                      AllPlayersGone;
1537
1538 extern int                      TimeFrames, TimePlayed, TimeLeft;
1539 extern boolean                  SiebAktiv;
1540 extern int                      SiebCount;
1541
1542 extern boolean                  network_player_action_received;
1543
1544 extern int                      graphics_action_mapping[];
1545
1546 extern struct LevelInfo         level, level_template;
1547 extern struct PlayerInfo        stored_player[], *local_player;
1548 extern struct HiScore           highscore[];
1549 extern struct TapeInfo          tape;
1550 extern struct GameInfo          game;
1551 extern struct GlobalInfo        global;
1552 extern struct MenuInfo          menu;
1553 extern struct DoorInfo          door_1, door_2;
1554 extern struct ElementInfo       element_info[];
1555 extern struct ElementActionInfo element_action_info[];
1556 extern struct ElementDirectionInfo element_direction_info[];
1557 extern struct SpecialSuffixInfo special_suffix_info[];
1558 extern struct TokenIntPtrInfo   image_config_vars[];
1559 extern struct FontInfo          font_info[];
1560 extern struct GraphicInfo      *graphic_info;
1561 extern struct SoundInfo        *sound_info;
1562 extern struct ConfigInfo        image_config[], sound_config[];
1563 extern struct ConfigInfo        image_config_suffix[], sound_config_suffix[];
1564
1565 #endif  /* MAIN_H */