added some comments

[rocksndiamonds.git] / src / main.h

// ============================================================================
// Rocks'n'Diamonds - McDuffin Strikes Back!
// ----------------------------------------------------------------------------
// (c) 1995-2014 by Artsoft Entertainment
//                  Holger Schemel
//                  info@artsoft.org
//                  https://www.artsoft.org/
// ----------------------------------------------------------------------------
// main.h
// ============================================================================

#ifndef MAIN_H
#define MAIN_H

#include <time.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <errno.h>
#include <unistd.h>
#include <fcntl.h>

#include "libgame/libgame.h"

#include "game_bd/game_bd.h"
#include "game_em/game_em.h"
#include "game_sp/game_sp.h"
#include "game_mm/game_mm.h"

#include "conf_gfx.h"   // include auto-generated data structure definitions
#include "conf_snd.h"   // include auto-generated data structure definitions
#include "conf_mus.h"   // include auto-generated data structure definitions


#define IMG_UNDEFINED                   (-1)
#define IMG_EMPTY                       IMG_EMPTY_SPACE
#define IMG_SP_EMPTY                    IMG_EMPTY_SPACE
#define IMG_SP_EMPTY_SPACE              IMG_EMPTY_SPACE
#define IMG_EXPLOSION                   IMG_DEFAULT_EXPLODING
#define IMG_CHAR_START                  IMG_CHAR_SPACE
#define IMG_STEEL_CHAR_START            IMG_STEEL_CHAR_SPACE
#define IMG_CUSTOM_START                IMG_CUSTOM_1

#define SND_UNDEFINED                   (-1)
#define MUS_UNDEFINED                   (-1)

#define WIN_XSIZE_DEFAULT               672
#define WIN_YSIZE_DEFAULT               560

#define SCR_FIELDX_DEFAULT              17
#define SCR_FIELDY_DEFAULT              17

#define SXSIZE_DEFAULT                  (SCR_FIELDX_DEFAULT * TILEX)
#define SYSIZE_DEFAULT                  (SCR_FIELDY_DEFAULT * TILEY)

#define MAX_BUF_XSIZE                   (SCR_FIELDX + 2)
#define MAX_BUF_YSIZE                   (SCR_FIELDY + 2)
#define MIN_LEV_FIELDX                  3
#define MIN_LEV_FIELDY                  3
#define STD_LEV_FIELDX                  64
#define STD_LEV_FIELDY                  32
#define MAX_LEV_FIELDX                  MAX_PLAYFIELD_WIDTH
#define MAX_LEV_FIELDY                  MAX_PLAYFIELD_HEIGHT

#define MIN_SCROLL_DELAY                0
#define STD_SCROLL_DELAY                3
#define MAX_SCROLL_DELAY                8

#define SCREENX(a)                      ((a) - scroll_x)
#define SCREENY(a)                      ((a) - scroll_y)
#define LEVELX(a)                       ((a) + scroll_x)
#define LEVELY(a)                       ((a) + scroll_y)

#define IN_FIELD(x, y, xsize, ysize)    ((x) >= 0 && (x) < (xsize) &&      \
                                         (y) >= 0 && (y) < (ysize))
#define IN_FIELD_MINMAX(x, y, xmin, ymin, xmax, ymax)                      \
                                        ((x) >= (xmin) && (x) <= (xmax) && \
                                         (y) >= (ymin) && (y) <= (ymax))

#define IN_PIX_FIELD(x, y)              IN_FIELD(x, y, SXSIZE, SYSIZE)
#define IN_VIS_FIELD(x, y)              IN_FIELD(x, y, SCR_FIELDX, SCR_FIELDY)
#define IN_LEV_FIELD(x, y)              IN_FIELD(x, y, lev_fieldx, lev_fieldy)
#define IN_SCR_FIELD(x, y)              IN_FIELD_MINMAX(x,y, BX1,BY1, BX2,BY2)

// values for configurable properties (custom elem's only, else pre-defined)
// (never change these values, as they are stored in level files!)
#define EP_DIGGABLE                     0
#define EP_COLLECTIBLE_ONLY             1
#define EP_DONT_RUN_INTO                2
#define EP_DONT_COLLIDE_WITH            3
#define EP_DONT_TOUCH                   4
#define EP_INDESTRUCTIBLE               5
#define EP_SLIPPERY                     6
#define EP_CAN_CHANGE                   7
#define EP_CAN_MOVE                     8
#define EP_CAN_FALL                     9
#define EP_CAN_SMASH_PLAYER             10
#define EP_CAN_SMASH_ENEMIES            11
#define EP_CAN_SMASH_EVERYTHING         12
#define EP_EXPLODES_BY_FIRE             13
#define EP_EXPLODES_SMASHED             14
#define EP_EXPLODES_IMPACT              15
#define EP_WALKABLE_OVER                16
#define EP_WALKABLE_INSIDE              17
#define EP_WALKABLE_UNDER               18
#define EP_PASSABLE_OVER                19
#define EP_PASSABLE_INSIDE              20
#define EP_PASSABLE_UNDER               21
#define EP_DROPPABLE                    22
#define EP_EXPLODES_1X1_OLD             23
#define EP_PUSHABLE                     24
#define EP_EXPLODES_CROSS_OLD           25
#define EP_PROTECTED                    26
#define EP_CAN_MOVE_INTO_ACID           27
#define EP_THROWABLE                    28
#define EP_CAN_EXPLODE                  29
#define EP_GRAVITY_REACHABLE            30
#define EP_DONT_GET_HIT_BY              31

// values for pre-defined properties
// (from here on, values can be changed by inserting new values)
#define EP_EMPTY_SPACE                  32
#define EP_PLAYER                       33
#define EP_CAN_PASS_MAGIC_WALL          34
#define EP_CAN_PASS_DC_MAGIC_WALL       35
#define EP_SWITCHABLE                   36
#define EP_BD_ELEMENT                   37
#define EP_SP_ELEMENT                   38
#define EP_SB_ELEMENT                   39
#define EP_GEM                          40
#define EP_FOOD_DARK_YAMYAM             41
#define EP_FOOD_PENGUIN                 42
#define EP_FOOD_PIG                     43
#define EP_HISTORIC_WALL                44
#define EP_HISTORIC_SOLID               45
#define EP_CLASSIC_ENEMY                46
#define EP_BELT                         47
#define EP_BELT_ACTIVE                  48
#define EP_BELT_SWITCH                  49
#define EP_TUBE                         50
#define EP_ACID_POOL                    51
#define EP_KEYGATE                      52
#define EP_AMOEBOID                     53
#define EP_AMOEBALIVE                   54
#define EP_HAS_EDITOR_CONTENT           55
#define EP_CAN_TURN_EACH_MOVE           56
#define EP_CAN_GROW                     57
#define EP_ACTIVE_BOMB                  58
#define EP_INACTIVE                     59

// values for special configurable properties (depending on level settings)
#define EP_EM_SLIPPERY_WALL             60

// values for special graphics properties (no effect on game engine)
#define EP_GFX_CRUMBLED                 61

// values for derived properties (determined from properties above)
#define EP_ACCESSIBLE_OVER              62
#define EP_ACCESSIBLE_INSIDE            63
#define EP_ACCESSIBLE_UNDER             64
#define EP_WALKABLE                     65
#define EP_PASSABLE                     66
#define EP_ACCESSIBLE                   67
#define EP_COLLECTIBLE                  68
#define EP_SNAPPABLE                    69
#define EP_WALL                         70
#define EP_SOLID_FOR_PUSHING            71
#define EP_DRAGONFIRE_PROOF             72
#define EP_EXPLOSION_PROOF              73
#define EP_CAN_SMASH                    74
#define EP_EXPLODES_3X3_OLD             75
#define EP_CAN_EXPLODE_BY_FIRE          76
#define EP_CAN_EXPLODE_SMASHED          77
#define EP_CAN_EXPLODE_IMPACT           78
#define EP_SP_PORT                      79
#define EP_CAN_EXPLODE_BY_DRAGONFIRE    80
#define EP_CAN_EXPLODE_BY_EXPLOSION     81
#define EP_COULD_MOVE_INTO_ACID         82
#define EP_MAYBE_DONT_COLLIDE_WITH      83
#define EP_CAN_BE_CLONED_BY_ANDROID     84

// values for internal purpose only (level editor)
#define EP_WALK_TO_OBJECT               85
#define EP_DEADLY                       86
#define EP_EDITOR_CASCADE               87
#define EP_EDITOR_CASCADE_ACTIVE        88
#define EP_EDITOR_CASCADE_INACTIVE      89

// values for internal purpose only (game engine)
#define EP_HAS_ACTION                   90
#define EP_CAN_CHANGE_OR_HAS_ACTION     91

// values for internal purpose only (other)
#define EP_OBSOLETE                     92

#define NUM_ELEMENT_PROPERTIES          93

#define NUM_EP_BITFIELDS                ((NUM_ELEMENT_PROPERTIES + 31) / 32)
#define EP_BITFIELD_BASE_NR             0

#define EP_BITMASK_BASE_DEFAULT         (1 << EP_CAN_MOVE_INTO_ACID)
#define EP_BITMASK_DEFAULT              0

#define PROPERTY_BIT(p)                 (1u << ((p) % 32))
#define PROPERTY_VAR(e, p)              (element_info[e].properties[(p) / 32])
#define HAS_PROPERTY(e, p)      ((PROPERTY_VAR(e, p) & PROPERTY_BIT(p)) != 0)
#define SET_PROPERTY(e, p, v)   ((v) ?                                     \
                                 (PROPERTY_VAR(e,p) |=  PROPERTY_BIT(p)) : \
                                 (PROPERTY_VAR(e,p) &= ~PROPERTY_BIT(p)))


// values for change events for custom elements (stored in level file)
#define CE_DELAY                        0
#define CE_TOUCHED_BY_PLAYER            1
#define CE_PRESSED_BY_PLAYER            2
#define CE_PUSHED_BY_PLAYER             3
#define CE_DROPPED_BY_PLAYER            4
#define CE_HITTING_SOMETHING            5
#define CE_IMPACT                       6
#define CE_SMASHED                      7
#define CE_TOUCHING_X                   8
#define CE_CHANGE_OF_X                  9
#define CE_EXPLOSION_OF_X               10
#define CE_PLAYER_TOUCHES_X             11
#define CE_PLAYER_PRESSES_X             12
#define CE_PLAYER_PUSHES_X              13
#define CE_PLAYER_COLLECTS_X            14
#define CE_PLAYER_DROPS_X               15
#define CE_VALUE_GETS_ZERO              16
#define CE_VALUE_GETS_ZERO_OF_X         17
#define CE_BY_OTHER_ACTION              18
#define CE_BY_DIRECT_ACTION             19
#define CE_PLAYER_DIGS_X                20
#define CE_ENTERED_BY_PLAYER            21
#define CE_LEFT_BY_PLAYER               22
#define CE_PLAYER_ENTERS_X              23
#define CE_PLAYER_LEAVES_X              24
#define CE_SWITCHED                     25
#define CE_SWITCH_OF_X                  26
#define CE_HIT_BY_SOMETHING             27
#define CE_HITTING_X                    28
#define CE_HIT_BY_X                     29
#define CE_BLOCKED                      30
#define CE_SWITCHED_BY_PLAYER           31
#define CE_PLAYER_SWITCHES_X            32
#define CE_SNAPPED_BY_PLAYER            33
#define CE_PLAYER_SNAPS_X               34
#define CE_MOVE_OF_X                    35
#define CE_DIGGING_X                    36
#define CE_CREATION_OF_X                37
#define CE_SCORE_GETS_ZERO              38
#define CE_SCORE_GETS_ZERO_OF_X         39
#define CE_VALUE_CHANGES                40
#define CE_VALUE_CHANGES_OF_X           41
#define CE_SCORE_CHANGES                42
#define CE_SCORE_CHANGES_OF_X           43
#define CE_CLICKED_BY_MOUSE             44
#define CE_PRESSED_BY_MOUSE             45
#define CE_MOUSE_CLICKED_ON_X           46
#define CE_MOUSE_PRESSED_ON_X           47
#define CE_NEXT_TO_PLAYER               48
#define CE_NEXT_TO_X                    49
#define CE_PLAYER_NEXT_TO_X             50

#define NUM_CHANGE_EVENTS               51

#define NUM_CE_BITFIELDS                ((NUM_CHANGE_EVENTS + 31) / 32)

#define CE_HEADLINE_SPECIAL_EVENTS      250
#define CE_UNDEFINED                    255

#define CE_BITMASK_DEFAULT              0

#define CH_EVENT_BITFIELD_NR(e)         (e / 32)
#define CH_EVENT_BIT(e)                 (1 << ((e) % 32))

#define CH_EVENT_VAR(e, c)              (element_info[e].change->has_event[c])
#define CH_ANY_EVENT_VAR(e, c)          (element_info[e].has_change_event[c])

#define PAGE_HAS_CHANGE_EVENT(p, c)     ((p)->has_event[c])
#define HAS_CHANGE_EVENT(e, c)          (IS_CUSTOM_ELEMENT(e) &&        \
                                         CH_EVENT_VAR(e, c))
#define HAS_ANY_CHANGE_EVENT(e, c)      (IS_CUSTOM_ELEMENT(e) &&        \
                                         CH_ANY_EVENT_VAR(e, c))

#define SET_CHANGE_EVENT(e, c, v)       (IS_CUSTOM_ELEMENT(e) ?         \
                                         CH_EVENT_VAR(e, c) = (v) : 0)
#define SET_ANY_CHANGE_EVENT(e, c, v)   (IS_CUSTOM_ELEMENT(e) ?         \
                                         CH_ANY_EVENT_VAR(e, c) = (v) : 0)

// values for player bitmasks
#define PLAYER_BITS_NONE                0
#define PLAYER_BITS_1                   (1 << 0)
#define PLAYER_BITS_2                   (1 << 1)
#define PLAYER_BITS_3                   (1 << 2)
#define PLAYER_BITS_4                   (1 << 3)
#define PLAYER_BITS_ANY                 (PLAYER_BITS_1 | \
                                         PLAYER_BITS_2 | \
                                         PLAYER_BITS_3 | \
                                         PLAYER_BITS_4)
#define PLAYER_BITS_TRIGGER             (1 << 4)
#define PLAYER_BITS_ACTION              (1 << 5)

// values for move directions (bits 0 - 3: basic move directions)
#define MV_BIT_PREVIOUS                 4
#define MV_BIT_TRIGGER                  5
#define MV_BIT_TRIGGER_BACK             6
#define MV_BIT_NORMAL                   MV_BIT_TRIGGER
#define MV_BIT_REVERSE                  MV_BIT_TRIGGER_BACK

#define MV_PREVIOUS                     (1 << MV_BIT_PREVIOUS)
#define MV_TRIGGER                      (1 << MV_BIT_TRIGGER)
#define MV_TRIGGER_BACK                 (1 << MV_BIT_TRIGGER_BACK)
#define MV_NORMAL                       (1 << MV_BIT_NORMAL)
#define MV_REVERSE                      (1 << MV_BIT_REVERSE)

// values for move stepsize
#define STEPSIZE_NOT_MOVING             0
#define STEPSIZE_VERY_SLOW              1
#define STEPSIZE_SLOW                   2
#define STEPSIZE_NORMAL                 4
#define STEPSIZE_FAST                   8
#define STEPSIZE_VERY_FAST              16
#define STEPSIZE_EVEN_FASTER            32
#define STEPSIZE_SLOWER                 50      // (symbolic value only)
#define STEPSIZE_FASTER                 200     // (symbolic value only)
#define STEPSIZE_RESET                  100     // (symbolic value only)

// values for change side for custom elements
#define CH_SIDE_NONE                    MV_NONE
#define CH_SIDE_LEFT                    MV_LEFT
#define CH_SIDE_RIGHT                   MV_RIGHT
#define CH_SIDE_TOP                     MV_UP
#define CH_SIDE_BOTTOM                  MV_DOWN
#define CH_SIDE_LEFT_RIGHT              MV_HORIZONTAL
#define CH_SIDE_TOP_BOTTOM              MV_VERTICAL
#define CH_SIDE_ANY                     MV_ANY_DIRECTION

#define CH_SIDE_FROM_BUTTON(b)  ((b) == MB_LEFTBUTTON   ? CH_SIDE_LEFT :       \
                                 (b) == MB_RIGHTBUTTON  ? CH_SIDE_RIGHT :      \
                                 (b) == MB_MIDDLEBUTTON ? CH_SIDE_TOP_BOTTOM : \
                                 CH_SIDE_NONE)

// values for change player for custom elements
#define CH_PLAYER_NONE                  PLAYER_BITS_NONE
#define CH_PLAYER_1                     PLAYER_BITS_1
#define CH_PLAYER_2                     PLAYER_BITS_2
#define CH_PLAYER_3                     PLAYER_BITS_3
#define CH_PLAYER_4                     PLAYER_BITS_4
#define CH_PLAYER_ANY                   PLAYER_BITS_ANY

// values for change page for custom elements
#define CH_PAGE_ANY_FILE                (0xff)
#define CH_PAGE_ANY                     (0xffffffff)

// values for change power for custom elements
#define CP_WHEN_EMPTY                   0
#define CP_WHEN_DIGGABLE                1
#define CP_WHEN_DESTRUCTIBLE            2
#define CP_WHEN_COLLECTIBLE             3
#define CP_WHEN_REMOVABLE               4
#define CP_WHEN_WALKABLE                5

// values for change actions for custom elements (stored in level file)
#define CA_NO_ACTION                    0
#define CA_EXIT_PLAYER                  1
#define CA_KILL_PLAYER                  2
#define CA_MOVE_PLAYER                  3
#define CA_RESTART_LEVEL                4
#define CA_SHOW_ENVELOPE                5
#define CA_SET_LEVEL_TIME               6
#define CA_SET_LEVEL_GEMS               7
#define CA_SET_LEVEL_SCORE              8
#define CA_SET_LEVEL_WIND               9
#define CA_SET_PLAYER_GRAVITY           10
#define CA_SET_PLAYER_KEYS              11
#define CA_SET_PLAYER_SPEED             12
#define CA_SET_PLAYER_SHIELD            13
#define CA_SET_PLAYER_ARTWORK           14
#define CA_SET_CE_SCORE                 15
#define CA_SET_CE_VALUE                 16
#define CA_SET_ENGINE_SCAN_MODE         17
#define CA_SET_PLAYER_INVENTORY         18
#define CA_SET_CE_ARTWORK               19
#define CA_SET_LEVEL_RANDOM_SEED        20
#define CA_MOVE_PLAYER_NEW              21

#define CA_HEADLINE_LEVEL_ACTIONS       250
#define CA_HEADLINE_PLAYER_ACTIONS      251
#define CA_HEADLINE_CE_ACTIONS          252
#define CA_HEADLINE_ENGINE_ACTIONS      253
#define CA_UNDEFINED                    255

// values for change action mode for custom elements
#define CA_MODE_UNDEFINED               0
#define CA_MODE_SET                     1
#define CA_MODE_ADD                     2
#define CA_MODE_SUBTRACT                3
#define CA_MODE_MULTIPLY                4
#define CA_MODE_DIVIDE                  5
#define CA_MODE_MODULO                  6

// values for change action parameters for custom elements
#define CA_ARG_MIN                      0
#define CA_ARG_0                        0
#define CA_ARG_1                        1
#define CA_ARG_2                        2
#define CA_ARG_3                        3
#define CA_ARG_4                        4
#define CA_ARG_5                        5
#define CA_ARG_6                        6
#define CA_ARG_7                        7
#define CA_ARG_8                        8
#define CA_ARG_9                        9
#define CA_ARG_10                       10
#define CA_ARG_100                      100
#define CA_ARG_1000                     1000
#define CA_ARG_MAX                      9999
#define CA_ARG_PLAYER                   10000
#define CA_ARG_PLAYER_1                 (CA_ARG_PLAYER + PLAYER_BITS_1)
#define CA_ARG_PLAYER_2                 (CA_ARG_PLAYER + PLAYER_BITS_2)
#define CA_ARG_PLAYER_3                 (CA_ARG_PLAYER + PLAYER_BITS_3)
#define CA_ARG_PLAYER_4                 (CA_ARG_PLAYER + PLAYER_BITS_4)
#define CA_ARG_PLAYER_ANY               (CA_ARG_PLAYER + PLAYER_BITS_ANY)
#define CA_ARG_PLAYER_TRIGGER           (CA_ARG_PLAYER + PLAYER_BITS_TRIGGER)
#define CA_ARG_PLAYER_ACTION            (CA_ARG_PLAYER + PLAYER_BITS_ACTION)
#define CA_ARG_PLAYER_HEADLINE          (CA_ARG_PLAYER + 999)
#define CA_ARG_NUMBER                   11000
#define CA_ARG_NUMBER_MIN               (CA_ARG_NUMBER + 0)
#define CA_ARG_NUMBER_MAX               (CA_ARG_NUMBER + 1)
#define CA_ARG_NUMBER_RESET             (CA_ARG_NUMBER + 2)
#define CA_ARG_NUMBER_CE_SCORE          (CA_ARG_NUMBER + 3)
#define CA_ARG_NUMBER_CE_VALUE          (CA_ARG_NUMBER + 4)
#define CA_ARG_NUMBER_CE_DELAY          (CA_ARG_NUMBER + 5)
#define CA_ARG_NUMBER_LEVEL_TIME        (CA_ARG_NUMBER + 6)
#define CA_ARG_NUMBER_LEVEL_GEMS        (CA_ARG_NUMBER + 7)
#define CA_ARG_NUMBER_LEVEL_SCORE       (CA_ARG_NUMBER + 8)
#define CA_ARG_NUMBER_HEADLINE          (CA_ARG_NUMBER + 999)
#define CA_ARG_ELEMENT                  12000
#define CA_ARG_ELEMENT_RESET            (CA_ARG_ELEMENT + 0)
#define CA_ARG_ELEMENT_TARGET           (CA_ARG_ELEMENT + 1)
#define CA_ARG_ELEMENT_TRIGGER          (CA_ARG_ELEMENT + 2)
#define CA_ARG_ELEMENT_ACTION           (CA_ARG_ELEMENT + 7)
#define CA_ARG_ELEMENT_HEADLINE         (CA_ARG_ELEMENT + 997)
#define CA_ARG_ELEMENT_CV_TARGET        (CA_ARG_ELEMENT_TARGET)
#define CA_ARG_ELEMENT_CV_TRIGGER       (CA_ARG_ELEMENT_TRIGGER)
#define CA_ARG_ELEMENT_CV_ACTION        (CA_ARG_ELEMENT_ACTION)
#define CA_ARG_ELEMENT_CV_HEADLINE      (CA_ARG_ELEMENT_HEADLINE)
#define CA_ARG_ELEMENT_NR_TARGET        (CA_ARG_ELEMENT + 3)
#define CA_ARG_ELEMENT_NR_TRIGGER       (CA_ARG_ELEMENT + 4)
#define CA_ARG_ELEMENT_NR_ACTION        (CA_ARG_ELEMENT + 8)
#define CA_ARG_ELEMENT_NR_HEADLINE      (CA_ARG_ELEMENT + 998)
#define CA_ARG_ELEMENT_CS_TARGET        (CA_ARG_ELEMENT + 5)
#define CA_ARG_ELEMENT_CS_TRIGGER       (CA_ARG_ELEMENT + 6)
#define CA_ARG_ELEMENT_CS_ACTION        (CA_ARG_ELEMENT + 9)
#define CA_ARG_ELEMENT_CS_HEADLINE      (CA_ARG_ELEMENT + 999)
#define CA_ARG_SPEED                    13000
#define CA_ARG_SPEED_NOT_MOVING         (CA_ARG_SPEED + STEPSIZE_NOT_MOVING)
#define CA_ARG_SPEED_VERY_SLOW          (CA_ARG_SPEED + STEPSIZE_VERY_SLOW)
#define CA_ARG_SPEED_SLOW               (CA_ARG_SPEED + STEPSIZE_SLOW)
#define CA_ARG_SPEED_NORMAL             (CA_ARG_SPEED + STEPSIZE_NORMAL)
#define CA_ARG_SPEED_FAST               (CA_ARG_SPEED + STEPSIZE_FAST)
#define CA_ARG_SPEED_VERY_FAST          (CA_ARG_SPEED + STEPSIZE_VERY_FAST)
#define CA_ARG_SPEED_EVEN_FASTER        (CA_ARG_SPEED + STEPSIZE_EVEN_FASTER)
#define CA_ARG_SPEED_SLOWER             (CA_ARG_SPEED + STEPSIZE_SLOWER)
#define CA_ARG_SPEED_FASTER             (CA_ARG_SPEED + STEPSIZE_FASTER)
#define CA_ARG_SPEED_RESET              (CA_ARG_SPEED + STEPSIZE_RESET)
#define CA_ARG_SPEED_HEADLINE           (CA_ARG_SPEED + 999)
#define CA_ARG_GRAVITY                  14000
#define CA_ARG_GRAVITY_OFF              (CA_ARG_GRAVITY + 0)
#define CA_ARG_GRAVITY_ON               (CA_ARG_GRAVITY + 1)
#define CA_ARG_GRAVITY_TOGGLE           (CA_ARG_GRAVITY + 2)
#define CA_ARG_GRAVITY_HEADLINE         (CA_ARG_GRAVITY + 999)
#define CA_ARG_DIRECTION                15000
#define CA_ARG_DIRECTION_NONE           (CA_ARG_DIRECTION + MV_NONE)
#define CA_ARG_DIRECTION_LEFT           (CA_ARG_DIRECTION + MV_LEFT)
#define CA_ARG_DIRECTION_RIGHT          (CA_ARG_DIRECTION + MV_RIGHT)
#define CA_ARG_DIRECTION_UP             (CA_ARG_DIRECTION + MV_UP)
#define CA_ARG_DIRECTION_DOWN           (CA_ARG_DIRECTION + MV_DOWN)
#define CA_ARG_DIRECTION_TRIGGER        (CA_ARG_DIRECTION + MV_TRIGGER)
#define CA_ARG_DIRECTION_TRIGGER_BACK   (CA_ARG_DIRECTION + MV_TRIGGER_BACK)
#define CA_ARG_DIRECTION_HEADLINE       (CA_ARG_DIRECTION + 999)
#define CA_ARG_SHIELD                   16000
#define CA_ARG_SHIELD_OFF               (CA_ARG_SHIELD + 0)
#define CA_ARG_SHIELD_NORMAL            (CA_ARG_SHIELD + 1)
#define CA_ARG_SHIELD_DEADLY            (CA_ARG_SHIELD + 2)
#define CA_ARG_SHIELD_HEADLINE          (CA_ARG_SHIELD + 999)
#define CA_ARG_SCAN_MODE                17000
#define CA_ARG_SCAN_MODE_NORMAL         (CA_ARG_SCAN_MODE + MV_NORMAL)
#define CA_ARG_SCAN_MODE_REVERSE        (CA_ARG_SCAN_MODE + MV_REVERSE)
#define CA_ARG_SCAN_MODE_HEADLINE       (CA_ARG_SCAN_MODE + 999)
#define CA_ARG_INVENTORY                18000
#define CA_ARG_INVENTORY_RESET          (CA_ARG_INVENTORY + 0)
#define CA_ARG_INVENTORY_RM_TARGET      (CA_ARG_INVENTORY + 1)
#define CA_ARG_INVENTORY_RM_TRIGGER     (CA_ARG_INVENTORY + 2)
#define CA_ARG_INVENTORY_RM_ACTION      (CA_ARG_INVENTORY + 3)
#define CA_ARG_INVENTORY_RM_FIRST       (CA_ARG_INVENTORY + 4)
#define CA_ARG_INVENTORY_RM_LAST        (CA_ARG_INVENTORY + 5)
#define CA_ARG_INVENTORY_RM_ALL         (CA_ARG_INVENTORY + 6)
#define CA_ARG_INVENTORY_HEADLINE       (CA_ARG_INVENTORY + 998)
#define CA_ARG_INVENTORY_RM_HEADLINE    (CA_ARG_INVENTORY + 999)
#define CA_ARG_UNDEFINED                65535

// values for custom move patterns (bits 0 - 3: basic move directions)
#define MV_BIT_TOWARDS_PLAYER           4
#define MV_BIT_AWAY_FROM_PLAYER         5
#define MV_BIT_ALONG_LEFT_SIDE          6
#define MV_BIT_ALONG_RIGHT_SIDE         7
#define MV_BIT_TURNING_LEFT             8
#define MV_BIT_TURNING_RIGHT            9
#define MV_BIT_WHEN_PUSHED              10
#define MV_BIT_MAZE_RUNNER              11
#define MV_BIT_MAZE_HUNTER              12
#define MV_BIT_WHEN_DROPPED             13
#define MV_BIT_TURNING_LEFT_RIGHT       14
#define MV_BIT_TURNING_RIGHT_LEFT       15
#define MV_BIT_TURNING_RANDOM           16
#define MV_BIT_WIND_DIRECTION           17

// values for custom move patterns
#define MV_TOWARDS_PLAYER               (1 << MV_BIT_TOWARDS_PLAYER)
#define MV_AWAY_FROM_PLAYER             (1 << MV_BIT_AWAY_FROM_PLAYER)
#define MV_ALONG_LEFT_SIDE              (1 << MV_BIT_ALONG_LEFT_SIDE)
#define MV_ALONG_RIGHT_SIDE             (1 << MV_BIT_ALONG_RIGHT_SIDE)
#define MV_TURNING_LEFT                 (1 << MV_BIT_TURNING_LEFT)
#define MV_TURNING_RIGHT                (1 << MV_BIT_TURNING_RIGHT)
#define MV_WHEN_PUSHED                  (1 << MV_BIT_WHEN_PUSHED)
#define MV_MAZE_RUNNER                  (1 << MV_BIT_MAZE_RUNNER)
#define MV_MAZE_HUNTER                  (1 << MV_BIT_MAZE_HUNTER)
#define MV_MAZE_RUNNER_STYLE            (MV_MAZE_RUNNER | MV_MAZE_HUNTER)
#define MV_WHEN_DROPPED                 (1 << MV_BIT_WHEN_DROPPED)
#define MV_TURNING_LEFT_RIGHT           (1 << MV_BIT_TURNING_LEFT_RIGHT)
#define MV_TURNING_RIGHT_LEFT           (1 << MV_BIT_TURNING_RIGHT_LEFT)
#define MV_TURNING_RANDOM               (1 << MV_BIT_TURNING_RANDOM)
#define MV_WIND_DIRECTION               (1 << MV_BIT_WIND_DIRECTION)

// values for initial move direction
#define MV_START_NONE                   (MV_NONE)
#define MV_START_AUTOMATIC              (MV_NONE)
#define MV_START_LEFT                   (MV_LEFT)
#define MV_START_RIGHT                  (MV_RIGHT)
#define MV_START_UP                     (MV_UP)
#define MV_START_DOWN                   (MV_DOWN)
#define MV_START_RANDOM                 (MV_ALL_DIRECTIONS)
#define MV_START_PREVIOUS               (MV_PREVIOUS)

// values for elements left behind by custom elements
#define LEAVE_TYPE_UNLIMITED            0
#define LEAVE_TYPE_LIMITED              1

// values for slippery property for custom elements
#define SLIPPERY_ANY_RANDOM             0
#define SLIPPERY_ANY_LEFT_RIGHT         1
#define SLIPPERY_ANY_RIGHT_LEFT         2
#define SLIPPERY_ONLY_LEFT              3
#define SLIPPERY_ONLY_RIGHT             4

// values for explosion type for custom elements
#define EXPLODES_3X3                    0
#define EXPLODES_1X1                    1
#define EXPLODES_CROSS                  2

// macros for configurable properties
#define IS_DIGGABLE(e)          HAS_PROPERTY(e, EP_DIGGABLE)
#define IS_COLLECTIBLE_ONLY(e)  HAS_PROPERTY(e, EP_COLLECTIBLE_ONLY)
#define DONT_RUN_INTO(e)        HAS_PROPERTY(e, EP_DONT_RUN_INTO)
#define DONT_COLLIDE_WITH(e)    HAS_PROPERTY(e, EP_DONT_COLLIDE_WITH)
#define DONT_TOUCH(e)           HAS_PROPERTY(e, EP_DONT_TOUCH)
#define IS_INDESTRUCTIBLE(e)    HAS_PROPERTY(e, EP_INDESTRUCTIBLE)
#define IS_SLIPPERY(e)          HAS_PROPERTY(e, EP_SLIPPERY)
#define CAN_CHANGE(e)           HAS_PROPERTY(e, EP_CAN_CHANGE)
#define CAN_MOVE(e)             HAS_PROPERTY(e, EP_CAN_MOVE)
#define CAN_FALL(e)             HAS_PROPERTY(e, EP_CAN_FALL)
#define CAN_SMASH_PLAYER(e)     HAS_PROPERTY(e, EP_CAN_SMASH_PLAYER)
#define CAN_SMASH_ENEMIES(e)    HAS_PROPERTY(e, EP_CAN_SMASH_ENEMIES)
#define CAN_SMASH_EVERYTHING(e) HAS_PROPERTY(e, EP_CAN_SMASH_EVERYTHING)
#define EXPLODES_BY_FIRE(e)     HAS_PROPERTY(e, EP_EXPLODES_BY_FIRE)
#define EXPLODES_SMASHED(e)     HAS_PROPERTY(e, EP_EXPLODES_SMASHED)
#define EXPLODES_IMPACT(e)      HAS_PROPERTY(e, EP_EXPLODES_IMPACT)
#define IS_WALKABLE_OVER(e)     HAS_PROPERTY(e, EP_WALKABLE_OVER)
#define IS_WALKABLE_INSIDE(e)   HAS_PROPERTY(e, EP_WALKABLE_INSIDE)
#define IS_WALKABLE_UNDER(e)    HAS_PROPERTY(e, EP_WALKABLE_UNDER)
#define IS_PASSABLE_OVER(e)     HAS_PROPERTY(e, EP_PASSABLE_OVER)
#define IS_PASSABLE_INSIDE(e)   HAS_PROPERTY(e, EP_PASSABLE_INSIDE)
#define IS_PASSABLE_UNDER(e)    HAS_PROPERTY(e, EP_PASSABLE_UNDER)
#define IS_DROPPABLE(e)         HAS_PROPERTY(e, EP_DROPPABLE)
#define EXPLODES_1X1_OLD(e)     HAS_PROPERTY(e, EP_EXPLODES_1X1_OLD)
#define IS_PUSHABLE(e)          HAS_PROPERTY(e, EP_PUSHABLE)
#define EXPLODES_CROSS_OLD(e)   HAS_PROPERTY(e, EP_EXPLODES_CROSS_OLD)
#define IS_PROTECTED(e)         HAS_PROPERTY(e, EP_PROTECTED)
#define CAN_MOVE_INTO_ACID(e)   HAS_PROPERTY(e, EP_CAN_MOVE_INTO_ACID)
#define IS_THROWABLE(e)         HAS_PROPERTY(e, EP_THROWABLE)
#define CAN_EXPLODE(e)          HAS_PROPERTY(e, EP_CAN_EXPLODE)
#define IS_GRAVITY_REACHABLE(e) HAS_PROPERTY(e, EP_GRAVITY_REACHABLE)
#define DONT_GET_HIT_BY(e)      HAS_PROPERTY(e, EP_DONT_GET_HIT_BY)

// macros for special configurable properties
#define IS_EM_SLIPPERY_WALL(e)  HAS_PROPERTY(e, EP_EM_SLIPPERY_WALL)

// macros for special graphics properties
#define GFX_CRUMBLED(e)         HAS_PROPERTY(GFX_ELEMENT(e), EP_GFX_CRUMBLED)

// macros for pre-defined properties
#define IS_EMPTY_SPACE(e)       HAS_PROPERTY(e, EP_EMPTY_SPACE)
#define IS_PLAYER_ELEMENT(e)    HAS_PROPERTY(e, EP_PLAYER)
#define CAN_PASS_MAGIC_WALL(e)  HAS_PROPERTY(e, EP_CAN_PASS_MAGIC_WALL)
#define CAN_PASS_DC_MAGIC_WALL(e) HAS_PROPERTY(e, EP_CAN_PASS_DC_MAGIC_WALL)
#define IS_SWITCHABLE(e)        HAS_PROPERTY(e, EP_SWITCHABLE)
#define IS_BD_ELEMENT(e)        HAS_PROPERTY(e, EP_BD_ELEMENT)
#define IS_SP_ELEMENT(e)        HAS_PROPERTY(e, EP_SP_ELEMENT)
#define IS_SB_ELEMENT(e)        HAS_PROPERTY(e, EP_SB_ELEMENT)
#define IS_GEM(e)               HAS_PROPERTY(e, EP_GEM)
#define IS_FOOD_DARK_YAMYAM(e)  HAS_PROPERTY(e, EP_FOOD_DARK_YAMYAM)
#define IS_FOOD_PENGUIN(e)      HAS_PROPERTY(e, EP_FOOD_PENGUIN)
#define IS_FOOD_PIG(e)          HAS_PROPERTY(e, EP_FOOD_PIG)
#define IS_HISTORIC_WALL(e)     HAS_PROPERTY(e, EP_HISTORIC_WALL)
#define IS_HISTORIC_SOLID(e)    HAS_PROPERTY(e, EP_HISTORIC_SOLID)
#define IS_CLASSIC_ENEMY(e)     HAS_PROPERTY(e, EP_CLASSIC_ENEMY)
#define IS_BELT(e)              HAS_PROPERTY(e, EP_BELT)
#define IS_BELT_ACTIVE(e)       HAS_PROPERTY(e, EP_BELT_ACTIVE)
#define IS_BELT_SWITCH(e)       HAS_PROPERTY(e, EP_BELT_SWITCH)
#define IS_TUBE(e)              HAS_PROPERTY(e, EP_TUBE)
#define IS_ACID_POOL(e)         HAS_PROPERTY(e, EP_ACID_POOL)
#define IS_KEYGATE(e)           HAS_PROPERTY(e, EP_KEYGATE)
#define IS_AMOEBOID(e)          HAS_PROPERTY(e, EP_AMOEBOID)
#define IS_AMOEBALIVE(e)        HAS_PROPERTY(e, EP_AMOEBALIVE)
#define HAS_EDITOR_CONTENT(e)   HAS_PROPERTY(e, EP_HAS_EDITOR_CONTENT)
#define CAN_TURN_EACH_MOVE(e)   HAS_PROPERTY(e, EP_CAN_TURN_EACH_MOVE)
#define CAN_GROW(e)             HAS_PROPERTY(e, EP_CAN_GROW)
#define IS_ACTIVE_BOMB(e)       HAS_PROPERTY(e, EP_ACTIVE_BOMB)
#define IS_INACTIVE(e)          HAS_PROPERTY(e, EP_INACTIVE)

// macros for derived properties
#define IS_ACCESSIBLE_OVER(e)   HAS_PROPERTY(e, EP_ACCESSIBLE_OVER)
#define IS_ACCESSIBLE_INSIDE(e) HAS_PROPERTY(e, EP_ACCESSIBLE_INSIDE)
#define IS_ACCESSIBLE_UNDER(e)  HAS_PROPERTY(e, EP_ACCESSIBLE_UNDER)
#define IS_WALKABLE(e)          HAS_PROPERTY(e, EP_WALKABLE)
#define IS_PASSABLE(e)          HAS_PROPERTY(e, EP_PASSABLE)
#define IS_ACCESSIBLE(e)        HAS_PROPERTY(e, EP_ACCESSIBLE)
#define IS_COLLECTIBLE(e)       HAS_PROPERTY(e, EP_COLLECTIBLE)
#define IS_SNAPPABLE(e)         HAS_PROPERTY(e, EP_SNAPPABLE)
#define IS_WALL(e)              HAS_PROPERTY(e, EP_WALL)
#define IS_SOLID_FOR_PUSHING(e) HAS_PROPERTY(e, EP_SOLID_FOR_PUSHING)
#define IS_DRAGONFIRE_PROOF(e)  HAS_PROPERTY(e, EP_DRAGONFIRE_PROOF)
#define IS_EXPLOSION_PROOF(e)   HAS_PROPERTY(e, EP_EXPLOSION_PROOF)
#define CAN_SMASH(e)            HAS_PROPERTY(e, EP_CAN_SMASH)
#define EXPLODES_3X3_OLD(e)     HAS_PROPERTY(e, EP_EXPLODES_3X3_OLD)
#define CAN_EXPLODE_BY_FIRE(e)  HAS_PROPERTY(e, EP_CAN_EXPLODE_BY_FIRE)
#define CAN_EXPLODE_SMASHED(e)  HAS_PROPERTY(e, EP_CAN_EXPLODE_SMASHED)
#define CAN_EXPLODE_IMPACT(e)   HAS_PROPERTY(e, EP_CAN_EXPLODE_IMPACT)
#define IS_SP_PORT(e)           HAS_PROPERTY(e, EP_SP_PORT)
#define CAN_EXPLODE_BY_DRAGONFIRE(e)    \
                                HAS_PROPERTY(e, EP_CAN_EXPLODE_BY_DRAGONFIRE)
#define CAN_EXPLODE_BY_EXPLOSION(e)     \
                                HAS_PROPERTY(e, EP_CAN_EXPLODE_BY_EXPLOSION)
#define COULD_MOVE_INTO_ACID(e) HAS_PROPERTY(e, EP_COULD_MOVE_INTO_ACID)
#define MAYBE_DONT_COLLIDE_WITH(e) HAS_PROPERTY(e, EP_MAYBE_DONT_COLLIDE_WITH)
#define CAN_BE_CLONED_BY_ANDROID(e)     \
                                HAS_PROPERTY(e, EP_CAN_BE_CLONED_BY_ANDROID)

#define IS_EDITOR_CASCADE(e)    HAS_PROPERTY(e, EP_EDITOR_CASCADE)
#define IS_EDITOR_CASCADE_ACTIVE(e)     \
                                HAS_PROPERTY(e, EP_EDITOR_CASCADE_ACTIVE)
#define IS_EDITOR_CASCADE_INACTIVE(e)   \
                                HAS_PROPERTY(e, EP_EDITOR_CASCADE_INACTIVE)

#define HAS_ACTION(e)           HAS_PROPERTY(e, EP_HAS_ACTION)
#define CAN_CHANGE_OR_HAS_ACTION(e)     \
                                HAS_PROPERTY(e, EP_CAN_CHANGE_OR_HAS_ACTION)

#define IS_OBSOLETE(e)          HAS_PROPERTY(e, EP_OBSOLETE)

#define IS_EMPTY(e)             IS_EMPTY_SPACE(e)
#define IS_EMPTY_ELEMENT(e)     IS_EMPTY_SPACE(e)

// special macros used in game engine
#define IS_FILE_ELEMENT(e)      ((e) >= 0 &&                            \
                                 (e) <= NUM_FILE_ELEMENTS)

#define IS_DRAWABLE_ELEMENT(e)  ((e) >= 0 &&                            \
                                 (e) <= NUM_DRAWABLE_ELEMENTS)

#define IS_RUNTIME_ELEMENT(e)   ((e) >= 0 &&                            \
                                 (e) <= NUM_RUNTIME_ELEMENTS)

#define IS_VALID_ELEMENT(e)     ((e) >= 0 &&                            \
                                 (e) <= MAX_NUM_ELEMENTS)

#define IS_CUSTOM_ELEMENT(e)    ((e) >= EL_CUSTOM_START &&              \
                                 (e) <= EL_CUSTOM_END)

#define IS_GROUP_ELEMENT(e)     ((e) >= EL_GROUP_START &&               \
                                 (e) <= EL_GROUP_END)

#define IS_CLIPBOARD_ELEMENT(e) ((e) >= EL_INTERNAL_CLIPBOARD_START &&  \
                                 (e) <= EL_INTERNAL_CLIPBOARD_END)

#define IS_INTERNAL_ELEMENT(e)  ((e) >= EL_INTERNAL_START &&            \
                                 (e) <= EL_INTERNAL_END)

#define IS_MM_ELEMENT_1(e)      ((e) >= EL_MM_START_1 &&                \
                                 (e) <= EL_MM_END_1)
#define IS_MM_ELEMENT_2(e)      ((e) >= EL_MM_START_2 &&                \
                                 (e) <= EL_MM_END_2)
#define IS_MM_ELEMENT_3(e)      ((e) >= EL_MM_START_3 &&                \
                                 (e) <= EL_MM_END_3)
#define IS_MM_ELEMENT(e)        (IS_MM_ELEMENT_1(e) ||                  \
                                 IS_MM_ELEMENT_2(e) ||                  \
                                 IS_MM_ELEMENT_3(e))

#define IS_DF_ELEMENT_1(e)      ((e) >= EL_DF_START_1 &&                \
                                 (e) <= EL_DF_END_1)
#define IS_DF_ELEMENT_2(e)      ((e) >= EL_DF_START_2 &&                \
                                 (e) <= EL_DF_END_2)
#define IS_DF_ELEMENT(e)        (IS_DF_ELEMENT_1(e) ||                  \
                                 IS_DF_ELEMENT_2(e))

#define IS_MM_MCDUFFIN(e)       ((e) >= EL_MM_MCDUFFIN_START &&         \
                                 (e) <= EL_MM_MCDUFFIN_END)

#define IS_DF_LASER(e)          ((e) >= EL_DF_LASER_START &&            \
                                 (e) <= EL_DF_LASER_END)

#define IS_MM_WALL(e)           (((e) >= EL_MM_WALL_START &&            \
                                  (e) <= EL_MM_WALL_END) ||             \
                                 ((e) >= EL_DF_WALL_START &&            \
                                  (e) <= EL_DF_WALL_END))

#define IS_DF_WALL(e)           ((e) >= EL_DF_WALL_START &&             \
                                 (e) <= EL_DF_WALL_END)

#define IS_MM_WALL_EDITOR(e)    ((e) == EL_MM_STEEL_WALL ||             \
                                 (e) == EL_MM_WOODEN_WALL ||            \
                                 (e) == EL_MM_ICE_WALL ||               \
                                 (e) == EL_MM_AMOEBA_WALL ||            \
                                 (e) == EL_DF_STEEL_WALL ||             \
                                 (e) == EL_DF_WOODEN_WALL)

#define IS_ENVELOPE(e)          ((e) >= EL_ENVELOPE_1 &&                \
                                 (e) <= EL_ENVELOPE_4)

#define IS_MM_ENVELOPE(e)       ((e) >= EL_MM_ENVELOPE_1 &&             \
                                 (e) <= EL_MM_ENVELOPE_4)

#define IS_BALLOON_ELEMENT(e)   ((e) == EL_BALLOON ||                   \
                                 (e) == EL_BALLOON_SWITCH_LEFT ||       \
                                 (e) == EL_BALLOON_SWITCH_RIGHT ||      \
                                 (e) == EL_BALLOON_SWITCH_UP ||         \
                                 (e) == EL_BALLOON_SWITCH_DOWN ||       \
                                 (e) == EL_BALLOON_SWITCH_ANY ||        \
                                 (e) == EL_BALLOON_SWITCH_NONE)

#define IS_RND_KEY(e)           ((e) >= EL_KEY_1 &&                     \
                                 (e) <= EL_KEY_4)
#define IS_EM_KEY(e)            ((e) >= EL_EM_KEY_1 &&                  \
                                 (e) <= EL_EM_KEY_4)
#define IS_EMC_KEY(e)           ((e) >= EL_EMC_KEY_5 &&                 \
                                 (e) <= EL_EMC_KEY_8)
#define IS_KEY(e)               (IS_RND_KEY(e) ||                       \
                                 IS_EM_KEY(e) ||                        \
                                 IS_EMC_KEY(e))
#define RND_KEY_NR(e)           ((e) - EL_KEY_1)
#define EM_KEY_NR(e)            ((e) - EL_EM_KEY_1)
#define EMC_KEY_NR(e)           ((e) - EL_EMC_KEY_5 + 4)
#define KEY_NR(e)               (IS_RND_KEY(e) ? RND_KEY_NR(e) :        \
                                 IS_EM_KEY(e)  ? EM_KEY_NR(e)  :        \
                                 IS_EMC_KEY(e) ? EMC_KEY_NR(e) : 0)

#define IS_RND_GATE(e)          ((e) >= EL_GATE_1 &&                    \
                                 (e) <= EL_GATE_4)
#define IS_EM_GATE(e)           ((e) >= EL_EM_GATE_1 &&                 \
                                 (e) <= EL_EM_GATE_4)
#define IS_EMC_GATE(e)          ((e) >= EL_EMC_GATE_5 &&                \
                                 (e) <= EL_EMC_GATE_8)
#define IS_DC_GATE(e)           ((e) == EL_DC_GATE_WHITE)
#define IS_GATE(e)              (IS_RND_GATE(e) ||                      \
                                 IS_EM_GATE(e) ||                       \
                                 IS_EMC_GATE(e) ||                      \
                                 IS_DC_GATE(e))
#define RND_GATE_NR(e)          ((e) - EL_GATE_1)
#define EM_GATE_NR(e)           ((e) - EL_EM_GATE_1)
#define EMC_GATE_NR(e)          ((e) - EL_EMC_GATE_5 + 4)
#define GATE_NR(e)              (IS_RND_GATE(e) ? RND_GATE_NR(e) :      \
                                 IS_EM_GATE(e) ?  EM_GATE_NR(e) :       \
                                 IS_EMC_GATE(e) ? EMC_GATE_NR(e) : 0)

#define IS_RND_GATE_GRAY(e)     ((e) >= EL_GATE_1_GRAY &&               \
                                 (e) <= EL_GATE_4_GRAY)
#define IS_RND_GATE_GRAY_ACTIVE(e) ((e) >= EL_GATE_1_GRAY_ACTIVE &&     \
                                 (e) <= EL_GATE_4_GRAY_ACTIVE)
#define IS_EM_GATE_GRAY(e)      ((e) >= EL_EM_GATE_1_GRAY &&            \
                                 (e) <= EL_EM_GATE_4_GRAY)
#define IS_EM_GATE_GRAY_ACTIVE(e) ((e) >= EL_EM_GATE_1_GRAY_ACTIVE &&   \
                                 (e) <= EL_EM_GATE_4_GRAY_ACTIVE)
#define IS_EMC_GATE_GRAY(e)     ((e) >= EL_EMC_GATE_5_GRAY &&           \
                                 (e) <= EL_EMC_GATE_8_GRAY)
#define IS_EMC_GATE_GRAY_ACTIVE(e) ((e) >= EL_EMC_GATE_5_GRAY_ACTIVE && \
                                 (e) <= EL_EMC_GATE_8_GRAY_ACTIVE)
#define IS_DC_GATE_GRAY(e)      ((e) == EL_DC_GATE_WHITE_GRAY)
#define IS_DC_GATE_GRAY_ACTIVE(e) ((e) == EL_DC_GATE_WHITE_GRAY_ACTIVE)

#define IS_GATE_GRAY(e)         (IS_RND_GATE_GRAY(e) ||                 \
                                 IS_EM_GATE_GRAY(e) ||                  \
                                 IS_EMC_GATE_GRAY(e) ||                 \
                                 IS_DC_GATE_GRAY(e))
#define IS_GATE_GRAY_ACTIVE(e)  (IS_RND_GATE_GRAY_ACTIVE(e) ||          \
                                 IS_EM_GATE_GRAY_ACTIVE(e) ||           \
                                 IS_EMC_GATE_GRAY_ACTIVE(e) ||          \
                                 IS_DC_GATE_GRAY_ACTIVE(e))
#define RND_GATE_GRAY_NR(e)     ((e) - EL_GATE_1_GRAY)
#define RND_GATE_GRAY_ACTIVE_NR(e) ((e) - EL_GATE_1_GRAY_ACTIVE)
#define EM_GATE_GRAY_NR(e)      ((e) - EL_EM_GATE_1_GRAY)
#define EM_GATE_GRAY_ACTIVE_NR(e) ((e) - EL_EM_GATE_1_GRAY_ACTIVE)
#define EMC_GATE_GRAY_NR(e)     ((e) - EL_EMC_GATE_5_GRAY + 4)
#define EMC_GATE_GRAY_ACTIVE_NR(e) ((e) - EL_EMC_GATE_5_GRAY_ACTIVE + 4)
#define GATE_GRAY_NR(e)         (IS_RND_GATE_GRAY(e) ? RND_GATE_GRAY_NR(e) :  \
                                 IS_EM_GATE_GRAY(e) ?  EM_GATE_GRAY_NR(e) :   \
                                 IS_EMC_GATE_GRAY(e) ? EMC_GATE_GRAY_NR(e) : 0)

#define RND_ENVELOPE_NR(e)      ((e) - EL_ENVELOPE_1)
#define MM_ENVELOPE_NR(e)       ((e) - EL_MM_ENVELOPE_1)
#define ENVELOPE_NR(e)          (IS_ENVELOPE(e) ? RND_ENVELOPE_NR(e) :  \
                                 MM_ENVELOPE_NR(e))

#define IS_ACID_POOL_OR_ACID(e) (IS_ACID_POOL(e) || (e) == EL_ACID)

#define IS_EMC_PILLAR(e)        ((e) >= EL_EMC_WALL_1 &&                \
                                 (e) <= EL_EMC_WALL_3)
#define IS_SP_CHIP(e)           ((e) == EL_SP_CHIP_SINGLE ||            \
                                 (e) == EL_SP_CHIP_LEFT ||              \
                                 (e) == EL_SP_CHIP_RIGHT ||             \
                                 (e) == EL_SP_CHIP_TOP ||               \
                                 (e) == EL_SP_CHIP_BOTTOM)
#define IS_SP_HARDWARE_BASE(e)  ((e) == EL_SP_HARDWARE_BASE_1 ||        \
                                 (e) == EL_SP_HARDWARE_BASE_2 ||        \
                                 (e) == EL_SP_HARDWARE_BASE_3 ||        \
                                 (e) == EL_SP_HARDWARE_BASE_4 ||        \
                                 (e) == EL_SP_HARDWARE_BASE_5 ||        \
                                 (e) == EL_SP_HARDWARE_BASE_6)

#define IS_DC_STEELWALL_2(e)    ((e) >= EL_DC_STEELWALL_2_LEFT &&       \
                                 (e) <= EL_DC_STEELWALL_2_SINGLE)

// !!! IMPROVE THIS !!!
#define IS_EM_ELEMENT(e)        (map_element_EM_to_RND_cave(map_element_RND_to_EM_cave(e)) == (e))

#define MM_WALL_BASE(e)         ((e) & 0xfff0)
#define MM_WALL_BITS(e)         ((e) & 0x000f)

#define GFX_ELEMENT(e)          (element_info[e].gfx_element)

// !!! CHECK THIS !!!
#if 1
#define TILE_GFX_ELEMENT(x, y)                                          \
                   (GfxElement[x][y] != EL_UNDEFINED &&                 \
                    Tile[x][y] != EL_EXPLOSION ?                        \
                    GfxElement[x][y] : Tile[x][y])
#else
#define TILE_GFX_ELEMENT(x, y)                                          \
        GFX_ELEMENT(GfxElement[x][y] != EL_UNDEFINED &&                 \
                    Tile[x][y] != EL_EXPLOSION ?                        \
                    GfxElement[x][y] : Tile[x][y])
#endif

// !!! "use sound" deactivated due to problems with level "bug machine" !!!
// (solution: add separate "use sound of element" to level file and editor)
#if 0
#define SND_ELEMENT(e)          GFX_ELEMENT(e)
#else
#define SND_ELEMENT(e)          (e)
#endif

#define GROUP_NR(e)             ((e) - EL_GROUP_START)
#define IS_IN_GROUP(e, nr)      (element_info[e].in_group[nr] == TRUE)
#define IS_IN_GROUP_EL(e, ge)   (IS_IN_GROUP(e, (ge) - EL_GROUP_START))

#define IS_EQUAL_OR_IN_GROUP(e, ge)                                     \
        (ge == EL_ANY_ELEMENT ? TRUE :                                  \
         IS_GROUP_ELEMENT(ge) ? IS_IN_GROUP(e, GROUP_NR(ge)) : (e) == (ge))

#define IS_PLAYER(x, y)         (IS_PLAYER_ELEMENT(StorePlayer[x][y]))

#define IS_FREE(x, y)           (Tile[x][y] == EL_EMPTY && !IS_PLAYER(x, y))
#define IS_FREE_OR_PLAYER(x, y) (Tile[x][y] == EL_EMPTY)

#define IS_MOVING(x, y)         (MovPos[x][y] != 0)
#define IS_FALLING(x, y)        (MovPos[x][y] != 0 && MovDir[x][y] == MV_DOWN)
#define IS_BLOCKED(x, y)        (Tile[x][y] == EL_BLOCKED)

#define IS_MV_DIAGONAL(x)       ((x) & MV_HORIZONTAL && (x) & MV_VERTICAL)

#define EL_CHANGED(e)           ((e) == EL_ROCK           ? EL_EMERALD :    \
                                 (e) == EL_BD_ROCK        ? EL_BD_DIAMOND : \
                                 (e) == EL_EMERALD        ? EL_DIAMOND :    \
                                 (e) == EL_EMERALD_YELLOW ? EL_DIAMOND :    \
                                 (e) == EL_EMERALD_RED    ? EL_DIAMOND :    \
                                 (e) == EL_EMERALD_PURPLE ? EL_DIAMOND :    \
                                 EL_ROCK)
#define EL_CHANGED_BD(e)        ((e) == EL_ROCK           ? EL_BD_DIAMOND : \
                                 (e) == EL_BD_ROCK        ? EL_BD_DIAMOND : \
                                 EL_BD_ROCK)
#define EL_CHANGED_DC(e)        ((e) == EL_ROCK           ? EL_EMERALD :    \
                                 (e) == EL_BD_ROCK        ? EL_BD_DIAMOND : \
                                 (e) == EL_EMERALD        ? EL_DIAMOND :    \
                                 (e) == EL_EMERALD_YELLOW ? EL_DIAMOND :    \
                                 (e) == EL_EMERALD_RED    ? EL_DIAMOND :    \
                                 (e) == EL_EMERALD_PURPLE ? EL_DIAMOND :    \
                                 (e) == EL_PEARL          ? EL_BOMB    :    \
                                 (e) == EL_CRYSTAL        ? EL_CRYSTAL :    \
                                 EL_ROCK)
#define IS_DRAWABLE(e)          ((e) < EL_BLOCKED)
#define IS_NOT_DRAWABLE(e)      ((e) >= EL_BLOCKED)
#define TAPE_IS_EMPTY(x)        ((x).length == 0)
#define TAPE_IS_STOPPED(x)      (!(x).recording && !(x).playing)

#define PLAYERINFO(x, y)        (&stored_player[StorePlayer[x][y] - EL_PLAYER_1])
#define SHIELD_ON(p)            ((p)->shield_normal_time_left > 0)

#define ENEMY_PROTECTED_FIELD(x, y)     (IS_PROTECTED(Tile[x][y]) ||       \
                                         IS_PROTECTED(Back[x][y]))
#define EXPLOSION_PROTECTED_FIELD(x, y) (IS_EXPLOSION_PROOF(Tile[x][y]))
#define PLAYER_ENEMY_PROTECTED(x, y)    (SHIELD_ON(PLAYERINFO(x, y)) ||    \
                                         ENEMY_PROTECTED_FIELD(x, y))
#define PLAYER_EXPLOSION_PROTECTED(x,y) (SHIELD_ON(PLAYERINFO(x, y)) ||    \
                                         EXPLOSION_PROTECTED_FIELD(x, y))

#define PLAYER_SWITCHING(p,x,y) ((p)->is_switching &&                   \
                                 (p)->switch_x == (x) && (p)->switch_y == (y))

#define PLAYER_DROPPING(p,x,y)  ((p)->is_dropping &&                    \
                                 (p)->drop_x == (x) && (p)->drop_y == (y))

#define PLAYER_NR_GFX(g, i)     ((g) + i * (IMG_PLAYER_2 - IMG_PLAYER_1))

#define GET_PLAYER_ELEMENT(e)   ((e) >= EL_PLAYER_1 && (e) <= EL_PLAYER_4 ? \
                                 (e) : EL_PLAYER_1)

#define GET_PLAYER_NR(e)        (GET_PLAYER_ELEMENT(e) - EL_PLAYER_1)

#define GET_EMPTY_ELEMENT(i)    ((i) == 0 ? EL_EMPTY_SPACE :            \
                                 EL_EMPTY_SPACE_1 + (i) - 1)

#define ANIM_FRAMES(g)          (graphic_info[g].anim_frames)
#define ANIM_DELAY(g)           (graphic_info[g].anim_delay)
#define ANIM_MODE(g)            (graphic_info[g].anim_mode)

#define IS_ANIM_MODE_CE(g)      (graphic_info[g].anim_mode & (ANIM_CE_VALUE |  \
                                                              ANIM_CE_SCORE |  \
                                                              ANIM_CE_DELAY))
#define IS_ANIMATED(g)          (ANIM_FRAMES(g) > 1)
#define IS_NEW_DELAY(f, g)      ((f) % ANIM_DELAY(g) == 0)
#define IS_NEW_FRAME(f, g)      (IS_ANIMATED(g) && IS_NEW_DELAY(f, g))
#define IS_NEXT_FRAME(f, g)     (IS_NEW_FRAME(f, g) && (f) > 0)

#define IS_LOOP_SOUND(s)        ((s) >= 0 && sound_info[s].loop)
#define IS_LOOP_MUSIC(s)        ((s) <  0 || music_info[s].loop)

#define IS_SPECIAL_GFX_ARG(a)   ((a) >= 0 && (a) < NUM_SPECIAL_GFX_ARGS)

#define IS_GLOBAL_ANIM_PART(a)  ((a) >= 0 && (a) < NUM_GLOBAL_ANIM_PARTS)

#define EL_CASCADE_ACTIVE(e)    (IS_EDITOR_CASCADE_INACTIVE(e) ? (e) + 1 : (e))
#define EL_CASCADE_INACTIVE(e)  (IS_EDITOR_CASCADE_ACTIVE(e)   ? (e) - 1 : (e))
#define EL_CASCADE_TOGGLE(e)    (IS_EDITOR_CASCADE_INACTIVE(e) ? (e) + 1 :    \
                                 IS_EDITOR_CASCADE_ACTIVE(e)   ? (e) - 1 : (e))

#define EL_NAME(e)              ((e) >= 0 ? element_info[e].token_name : "(?)")
#define MV_TEXT(d)              ((d) == MV_NONE  ? "MV_NONE"  :         \
                                 (d) == MV_LEFT  ? "MV_LEFT"  :         \
                                 (d) == MV_RIGHT ? "MV_RIGHT" :         \
                                 (d) == MV_UP    ? "MV_UP"    :         \
                                 (d) == MV_DOWN  ? "MV_DOWN"  : "(various)")

#define ELEMENT_ACTIVE(e)       (ActiveElement[e])
#define BUTTON_ACTIVE(b)        (ActiveButton[b])
#define FONT_ACTIVE(f)          (ActiveFont[f])

// fundamental game speed values
#define MICROLEVEL_SCROLL_DELAY 50      // delay for scrolling micro level
#define MICROLEVEL_LABEL_DELAY  250     // delay for micro level label

// boundaries of arrays etc.
#define MAX_LEVEL_NAME_LEN      32
#define MAX_LEVEL_AUTHOR_LEN    32
#define MAX_ELEMENT_NAME_LEN    32
#define MAX_TAPES_PER_SET       1024
#define MAX_SCORE_ENTRIES       100
#define MAX_NUM_TITLE_IMAGES    5
#define MAX_NUM_TITLE_MESSAGES  5

#define MAX_NUM_AMOEBA          100

#define NUM_ENVELOPES           4
#define MIN_ENVELOPE_XSIZE      1
#define MIN_ENVELOPE_YSIZE      1
#define MAX_ENVELOPE_XSIZE      30
#define MAX_ENVELOPE_YSIZE      20
#define MAX_ENVELOPE_TEXT_LEN   (MAX_ENVELOPE_XSIZE * MAX_ENVELOPE_YSIZE)
#define MIN_CHANGE_PAGES        1
#define MAX_CHANGE_PAGES        32
#define MIN_ELEMENTS_IN_GROUP   1
#define MAX_ELEMENTS_IN_GROUP   16
#define MIN_ANDROID_ELEMENTS    1
#define MAX_ANDROID_ELEMENTS    32
#define MAX_ANDROID_ELEMENTS_OLD 16     // (extended since version 4.2.0.0)

#define MAX_ISO_DATE_LEN        10
#define MAX_PLATFORM_TEXT_LEN   16
#define MAX_VERSION_TEXT_LEN    16
#define MAX_COUNTRY_CODE_LEN    2
#define MAX_COUNTRY_NAME_LEN    64

// values for elements with content
#define MIN_ELEMENT_CONTENTS    1
#define STD_ELEMENT_CONTENTS    4
#define MAX_ELEMENT_CONTENTS    8

#define MIN_MM_BALL_CONTENTS    1
#define STD_MM_BALL_CONTENTS    8
#define MAX_MM_BALL_CONTENTS    16

// values for initial player inventory
#define MIN_INITIAL_INVENTORY_SIZE      1
#define MAX_INITIAL_INVENTORY_SIZE      8

// often used screen positions
#define TILESIZE                32
#define TILEX                   TILESIZE
#define TILEY                   TILESIZE
#define TILEX_VAR               TILESIZE_VAR
#define TILEY_VAR               TILESIZE_VAR
#define MINI_TILESIZE           (TILESIZE / 2)
#define MINI_TILEX              MINI_TILESIZE
#define MINI_TILEY              MINI_TILESIZE
#define MICRO_TILESIZE          (TILESIZE / 8)
#define MICRO_TILEX             MICRO_TILESIZE
#define MICRO_TILEY             MICRO_TILESIZE
#define MIDPOSX                 (SCR_FIELDX / 2)
#define MIDPOSY                 (SCR_FIELDY / 2)
#define FXSIZE                  ((2 + SCR_FIELDX + 2) * TILEX_VAR)
#define FYSIZE                  ((2 + SCR_FIELDY + 2) * TILEY_VAR)

#define MICROLEVEL_XSIZE        ((STD_LEV_FIELDX + 2) * MICRO_TILEX)
#define MICROLEVEL_YSIZE        ((STD_LEV_FIELDY + 2) * MICRO_TILEY)
#define MICROLEVEL_XPOS         (SX + (SXSIZE - MICROLEVEL_XSIZE) / 2)
#define MICROLEVEL_YPOS         (SY + 12 * TILEY - MICRO_TILEY)
#define MICROLABEL1_YPOS        (MICROLEVEL_YPOS - 36)
#define MICROLABEL2_YPOS        (MICROLEVEL_YPOS + MICROLEVEL_YSIZE + 7)

// values for GfxRedraw
#define GFX_REDRAW_NONE                         (0)
#define GFX_REDRAW_TILE                         (1 << 0)
#define GFX_REDRAW_TILE_CRUMBLED                (1 << 1)
#define GFX_REDRAW_TILE_CRUMBLED_NEIGHBOURS     (1 << 2)
#define GFX_REDRAW_TILE_TWINKLED                (1 << 3)

// score for elements
#define SC_EMERALD              0
#define SC_DIAMOND              1
#define SC_BUG                  2
#define SC_SPACESHIP            3
#define SC_YAMYAM               4
#define SC_ROBOT                5
#define SC_PACMAN               6
#define SC_NUT                  7
#define SC_DYNAMITE             8
#define SC_KEY                  9
#define SC_TIME_BONUS           10
#define SC_CRYSTAL              11
#define SC_PEARL                12
#define SC_SHIELD               13
#define SC_ELEM_BONUS           14
#define SC_UNKNOWN_15           15

#define LEVEL_SCORE_ELEMENTS    16      // level elements with score


// "real" level file elements
#define EL_UNDEFINED                    -1

#define EL_EMPTY_SPACE                  0
#define EL_EMPTY                        EL_EMPTY_SPACE
#define EL_SAND                         1
#define EL_WALL                         2
#define EL_WALL_SLIPPERY                3
#define EL_ROCK                         4
#define EL_KEY_OBSOLETE                 5       // obsolete; now EL_KEY_1
#define EL_EMERALD                      6
#define EL_EXIT_CLOSED                  7
#define EL_PLAYER_OBSOLETE              8       // obsolete; now EL_PLAYER_1
#define EL_BUG                          9
#define EL_SPACESHIP                    10
#define EL_YAMYAM                       11
#define EL_ROBOT                        12
#define EL_STEELWALL                    13
#define EL_DIAMOND                      14
#define EL_AMOEBA_DEAD                  15
#define EL_QUICKSAND_EMPTY              16
#define EL_QUICKSAND_FULL               17
#define EL_AMOEBA_DROP                  18
#define EL_BOMB                         19
#define EL_MAGIC_WALL                   20
#define EL_SPEED_PILL                   21
#define EL_ACID                         22
#define EL_AMOEBA_WET                   23
#define EL_AMOEBA_DRY                   24
#define EL_NUT                          25
#define EL_GAME_OF_LIFE                 26
#define EL_BIOMAZE                      27
#define EL_DYNAMITE_ACTIVE              28
#define EL_STONEBLOCK                   29
#define EL_ROBOT_WHEEL                  30
#define EL_ROBOT_WHEEL_ACTIVE           31
#define EL_KEY_1                        32
#define EL_KEY_2                        33
#define EL_KEY_3                        34
#define EL_KEY_4                        35
#define EL_GATE_1                       36
#define EL_GATE_2                       37
#define EL_GATE_3                       38
#define EL_GATE_4                       39
#define EL_GATE_1_GRAY                  40
#define EL_GATE_2_GRAY                  41
#define EL_GATE_3_GRAY                  42
#define EL_GATE_4_GRAY                  43
#define EL_DYNAMITE                     44
#define EL_PACMAN                       45
#define EL_INVISIBLE_WALL               46
#define EL_LAMP                         47
#define EL_LAMP_ACTIVE                  48
#define EL_WALL_EMERALD                 49
#define EL_WALL_DIAMOND                 50
#define EL_AMOEBA_FULL                  51
#define EL_BD_AMOEBA                    52
#define EL_TIME_ORB_FULL                53
#define EL_TIME_ORB_EMPTY               54
#define EL_EXPANDABLE_WALL              55
#define EL_BD_DIAMOND                   56
#define EL_EMERALD_YELLOW               57
#define EL_WALL_BD_DIAMOND              58
#define EL_WALL_EMERALD_YELLOW          59
#define EL_DARK_YAMYAM                  60
#define EL_BD_MAGIC_WALL                61
#define EL_INVISIBLE_STEELWALL          62
#define EL_SOKOBAN_FIELD_PLAYER         63
#define EL_DYNABOMB_INCREASE_NUMBER     64
#define EL_DYNABOMB_INCREASE_SIZE       65
#define EL_DYNABOMB_INCREASE_POWER      66
#define EL_SOKOBAN_OBJECT               67
#define EL_SOKOBAN_FIELD_EMPTY          68
#define EL_SOKOBAN_FIELD_FULL           69
#define EL_BD_BUTTERFLY_RIGHT           70
#define EL_BD_BUTTERFLY_UP              71
#define EL_BD_BUTTERFLY_LEFT            72
#define EL_BD_BUTTERFLY_DOWN            73
#define EL_BD_FIREFLY_RIGHT             74
#define EL_BD_FIREFLY_UP                75
#define EL_BD_FIREFLY_LEFT              76
#define EL_BD_FIREFLY_DOWN              77
#define EL_BD_BUTTERFLY                 78
#define EL_BD_FIREFLY                   79
#define EL_PLAYER_1                     80
#define EL_PLAYER_2                     81
#define EL_PLAYER_3                     82
#define EL_PLAYER_4                     83
#define EL_BUG_RIGHT                    84
#define EL_BUG_UP                       85
#define EL_BUG_LEFT                     86
#define EL_BUG_DOWN                     87
#define EL_SPACESHIP_RIGHT              88
#define EL_SPACESHIP_UP                 89
#define EL_SPACESHIP_LEFT               90
#define EL_SPACESHIP_DOWN               91
#define EL_PACMAN_RIGHT                 92
#define EL_PACMAN_UP                    93
#define EL_PACMAN_LEFT                  94
#define EL_PACMAN_DOWN                  95
#define EL_EMERALD_RED                  96
#define EL_EMERALD_PURPLE               97
#define EL_WALL_EMERALD_RED             98
#define EL_WALL_EMERALD_PURPLE          99
#define EL_ACID_POOL_TOPLEFT            100
#define EL_ACID_POOL_TOPRIGHT           101
#define EL_ACID_POOL_BOTTOMLEFT         102
#define EL_ACID_POOL_BOTTOM             103
#define EL_ACID_POOL_BOTTOMRIGHT        104
#define EL_BD_WALL                      105
#define EL_BD_ROCK                      106
#define EL_EXIT_OPEN                    107
#define EL_BLACK_ORB                    108
#define EL_AMOEBA_TO_DIAMOND            109
#define EL_MOLE                         110
#define EL_PENGUIN                      111
#define EL_SATELLITE                    112
#define EL_ARROW_LEFT                   113
#define EL_ARROW_RIGHT                  114
#define EL_ARROW_UP                     115
#define EL_ARROW_DOWN                   116
#define EL_PIG                          117
#define EL_DRAGON                       118

#define EL_EM_KEY_1_FILE_OBSOLETE       119     // obsolete; now EL_EM_KEY_1

// text character elements
#define EL_CHAR_START                   120
#define EL_CHAR_ASCII0                  (EL_CHAR_START  - 32)
#define EL_CHAR_ASCII0_START            (EL_CHAR_ASCII0 + 32)

#include "conf_chr.h"   // include auto-generated data structure definitions

#define EL_CHAR_ASCII0_END              (EL_CHAR_ASCII0 + 111)
#define EL_CHAR_END                     (EL_CHAR_START  + 79)

#define EL_CHAR(c)                      (EL_CHAR_ASCII0 + MAP_FONT_ASCII(c))

#define EL_EXPANDABLE_WALL_HORIZONTAL   200
#define EL_EXPANDABLE_WALL_VERTICAL     201
#define EL_EXPANDABLE_WALL_ANY          202

// EM style elements
#define EL_EM_GATE_1                    203
#define EL_EM_GATE_2                    204
#define EL_EM_GATE_3                    205
#define EL_EM_GATE_4                    206

#define EL_EM_KEY_2_FILE_OBSOLETE       207     // obsolete; now EL_EM_KEY_2
#define EL_EM_KEY_3_FILE_OBSOLETE       208     // obsolete; now EL_EM_KEY_3
#define EL_EM_KEY_4_FILE_OBSOLETE       209     // obsolete; now EL_EM_KEY_4

// SP style elements
#define EL_SP_START                     210
#define EL_SP_EMPTY_SPACE               (EL_SP_START + 0)
#define EL_SP_EMPTY                     EL_SP_EMPTY_SPACE
#define EL_SP_ZONK                      (EL_SP_START + 1)
#define EL_SP_BASE                      (EL_SP_START + 2)
#define EL_SP_MURPHY                    (EL_SP_START + 3)
#define EL_SP_INFOTRON                  (EL_SP_START + 4)
#define EL_SP_CHIP_SINGLE               (EL_SP_START + 5)
#define EL_SP_HARDWARE_GRAY             (EL_SP_START + 6)
#define EL_SP_EXIT_CLOSED               (EL_SP_START + 7)
#define EL_SP_DISK_ORANGE               (EL_SP_START + 8)
#define EL_SP_PORT_RIGHT                (EL_SP_START + 9)
#define EL_SP_PORT_DOWN                 (EL_SP_START + 10)
#define EL_SP_PORT_LEFT                 (EL_SP_START + 11)
#define EL_SP_PORT_UP                   (EL_SP_START + 12)
#define EL_SP_GRAVITY_PORT_RIGHT        (EL_SP_START + 13)
#define EL_SP_GRAVITY_PORT_DOWN         (EL_SP_START + 14)
#define EL_SP_GRAVITY_PORT_LEFT         (EL_SP_START + 15)
#define EL_SP_GRAVITY_PORT_UP           (EL_SP_START + 16)
#define EL_SP_SNIKSNAK                  (EL_SP_START + 17)
#define EL_SP_DISK_YELLOW               (EL_SP_START + 18)
#define EL_SP_TERMINAL                  (EL_SP_START + 19)
#define EL_SP_DISK_RED                  (EL_SP_START + 20)
#define EL_SP_PORT_VERTICAL             (EL_SP_START + 21)
#define EL_SP_PORT_HORIZONTAL           (EL_SP_START + 22)
#define EL_SP_PORT_ANY                  (EL_SP_START + 23)
#define EL_SP_ELECTRON                  (EL_SP_START + 24)
#define EL_SP_BUGGY_BASE                (EL_SP_START + 25)
#define EL_SP_CHIP_LEFT                 (EL_SP_START + 26)
#define EL_SP_CHIP_RIGHT                (EL_SP_START + 27)
#define EL_SP_HARDWARE_BASE_1           (EL_SP_START + 28)
#define EL_SP_HARDWARE_GREEN            (EL_SP_START + 29)
#define EL_SP_HARDWARE_BLUE             (EL_SP_START + 30)
#define EL_SP_HARDWARE_RED              (EL_SP_START + 31)
#define EL_SP_HARDWARE_YELLOW           (EL_SP_START + 32)
#define EL_SP_HARDWARE_BASE_2           (EL_SP_START + 33)
#define EL_SP_HARDWARE_BASE_3           (EL_SP_START + 34)
#define EL_SP_HARDWARE_BASE_4           (EL_SP_START + 35)
#define EL_SP_HARDWARE_BASE_5           (EL_SP_START + 36)
#define EL_SP_HARDWARE_BASE_6           (EL_SP_START + 37)
#define EL_SP_CHIP_TOP                  (EL_SP_START + 38)
#define EL_SP_CHIP_BOTTOM               (EL_SP_START + 39)
#define EL_SP_END                       (EL_SP_START + 39)

// EM style elements
#define EL_EM_GATE_1_GRAY               250
#define EL_EM_GATE_2_GRAY               251
#define EL_EM_GATE_3_GRAY               252
#define EL_EM_GATE_4_GRAY               253

#define EL_EM_DYNAMITE                  254
#define EL_EM_DYNAMITE_ACTIVE           255

// DC2 style elements
#define EL_PEARL                        256
#define EL_CRYSTAL                      257
#define EL_WALL_PEARL                   258
#define EL_WALL_CRYSTAL                 259
#define EL_DC_GATE_WHITE                260
#define EL_DC_GATE_WHITE_GRAY           261
#define EL_DC_KEY_WHITE                 262
#define EL_SHIELD_NORMAL                263
#define EL_EXTRA_TIME                   264
#define EL_SWITCHGATE_OPEN              265
#define EL_SWITCHGATE_CLOSED            266
#define EL_SWITCHGATE_SWITCH_UP         267
#define EL_SWITCHGATE_SWITCH_DOWN       268

#define EL_UNUSED_269                   269
#define EL_UNUSED_270                   270

#define EL_CONVEYOR_BELT_1_LEFT          271
#define EL_CONVEYOR_BELT_1_MIDDLE        272
#define EL_CONVEYOR_BELT_1_RIGHT         273
#define EL_CONVEYOR_BELT_1_SWITCH_LEFT   274
#define EL_CONVEYOR_BELT_1_SWITCH_MIDDLE 275
#define EL_CONVEYOR_BELT_1_SWITCH_RIGHT  276
#define EL_CONVEYOR_BELT_2_LEFT          277
#define EL_CONVEYOR_BELT_2_MIDDLE        278
#define EL_CONVEYOR_BELT_2_RIGHT         279
#define EL_CONVEYOR_BELT_2_SWITCH_LEFT   280
#define EL_CONVEYOR_BELT_2_SWITCH_MIDDLE 281
#define EL_CONVEYOR_BELT_2_SWITCH_RIGHT  282
#define EL_CONVEYOR_BELT_3_LEFT          283
#define EL_CONVEYOR_BELT_3_MIDDLE        284
#define EL_CONVEYOR_BELT_3_RIGHT         285
#define EL_CONVEYOR_BELT_3_SWITCH_LEFT   286
#define EL_CONVEYOR_BELT_3_SWITCH_MIDDLE 287
#define EL_CONVEYOR_BELT_3_SWITCH_RIGHT  288
#define EL_CONVEYOR_BELT_4_LEFT          289
#define EL_CONVEYOR_BELT_4_MIDDLE        290
#define EL_CONVEYOR_BELT_4_RIGHT         291
#define EL_CONVEYOR_BELT_4_SWITCH_LEFT   292
#define EL_CONVEYOR_BELT_4_SWITCH_MIDDLE 293
#define EL_CONVEYOR_BELT_4_SWITCH_RIGHT  294
#define EL_LANDMINE                     295
#define EL_ENVELOPE_OBSOLETE            296   // obsolete; now EL_ENVELOPE_1
#define EL_LIGHT_SWITCH                 297
#define EL_LIGHT_SWITCH_ACTIVE          298
#define EL_SIGN_EXCLAMATION             299
#define EL_SIGN_RADIOACTIVITY           300
#define EL_SIGN_STOP                    301
#define EL_SIGN_WHEELCHAIR              302
#define EL_SIGN_PARKING                 303
#define EL_SIGN_NO_ENTRY                304
#define EL_SIGN_UNUSED_1                305
#define EL_SIGN_GIVE_WAY                306
#define EL_SIGN_ENTRY_FORBIDDEN         307
#define EL_SIGN_EMERGENCY_EXIT          308
#define EL_SIGN_YIN_YANG                309
#define EL_SIGN_UNUSED_2                310
#define EL_MOLE_LEFT                    311
#define EL_MOLE_RIGHT                   312
#define EL_MOLE_UP                      313
#define EL_MOLE_DOWN                    314
#define EL_STEELWALL_SLIPPERY           315
#define EL_INVISIBLE_SAND               316
#define EL_DX_UNKNOWN_15                317
#define EL_DX_UNKNOWN_42                318

#define EL_UNUSED_319                   319
#define EL_UNUSED_320                   320

#define EL_SHIELD_DEADLY                321
#define EL_TIMEGATE_OPEN                322
#define EL_TIMEGATE_CLOSED              323
#define EL_TIMEGATE_SWITCH_ACTIVE       324
#define EL_TIMEGATE_SWITCH              325

// EMC style elements
#define EL_BALLOON                      326
#define EL_BALLOON_SWITCH_LEFT          327
#define EL_BALLOON_SWITCH_RIGHT         328
#define EL_BALLOON_SWITCH_UP            329
#define EL_BALLOON_SWITCH_DOWN          330
#define EL_BALLOON_SWITCH_ANY           331

#define EL_EMC_STEELWALL_1              332
#define EL_EMC_STEELWALL_2              333
#define EL_EMC_STEELWALL_3              334
#define EL_EMC_STEELWALL_4              335
#define EL_EMC_WALL_1                   336
#define EL_EMC_WALL_2                   337
#define EL_EMC_WALL_3                   338
#define EL_EMC_WALL_4                   339
#define EL_EMC_WALL_5                   340
#define EL_EMC_WALL_6                   341
#define EL_EMC_WALL_7                   342
#define EL_EMC_WALL_8                   343

// DX style elements
#define EL_TUBE_ANY                     344
#define EL_TUBE_VERTICAL                345
#define EL_TUBE_HORIZONTAL              346
#define EL_TUBE_VERTICAL_LEFT           347
#define EL_TUBE_VERTICAL_RIGHT          348
#define EL_TUBE_HORIZONTAL_UP           349
#define EL_TUBE_HORIZONTAL_DOWN         350
#define EL_TUBE_LEFT_UP                 351
#define EL_TUBE_LEFT_DOWN               352
#define EL_TUBE_RIGHT_UP                353
#define EL_TUBE_RIGHT_DOWN              354
#define EL_SPRING                       355
#define EL_TRAP                         356
#define EL_DX_SUPABOMB                  357

#define EL_UNUSED_358                   358
#define EL_UNUSED_359                   359

// ---------- begin of custom elements section --------------------------------
#define EL_CUSTOM_START                 360

#include "conf_cus.h"   // include auto-generated data structure definitions

#define NUM_CUSTOM_ELEMENTS             256
#define EL_CUSTOM_END                   615
// ---------- end of custom elements section ----------------------------------

// EM style elements
#define EL_EM_KEY_1                     616
#define EL_EM_KEY_2                     617
#define EL_EM_KEY_3                     618
#define EL_EM_KEY_4                     619

// DC2 style elements
#define EL_ENVELOPE_1                   620
#define EL_ENVELOPE_2                   621
#define EL_ENVELOPE_3                   622
#define EL_ENVELOPE_4                   623

// ---------- begin of group elements section ---------------------------------
#define EL_GROUP_START                  624

#include "conf_grp.h"   // include auto-generated data structure definitions

#define NUM_GROUP_ELEMENTS              32
#define EL_GROUP_END                    655
// ---------- end of group elements section -----------------------------------

#define EL_UNKNOWN                      656
#define EL_TRIGGER_ELEMENT              657
#define EL_TRIGGER_PLAYER               658

// SP style elements
#define EL_SP_GRAVITY_ON_PORT_RIGHT     659
#define EL_SP_GRAVITY_ON_PORT_DOWN      660
#define EL_SP_GRAVITY_ON_PORT_LEFT      661
#define EL_SP_GRAVITY_ON_PORT_UP        662
#define EL_SP_GRAVITY_OFF_PORT_RIGHT    663
#define EL_SP_GRAVITY_OFF_PORT_DOWN     664
#define EL_SP_GRAVITY_OFF_PORT_LEFT     665
#define EL_SP_GRAVITY_OFF_PORT_UP       666

// EMC style elements
#define EL_BALLOON_SWITCH_NONE          667
#define EL_EMC_GATE_5                   668
#define EL_EMC_GATE_6                   669
#define EL_EMC_GATE_7                   670
#define EL_EMC_GATE_8                   671
#define EL_EMC_GATE_5_GRAY              672
#define EL_EMC_GATE_6_GRAY              673
#define EL_EMC_GATE_7_GRAY              674
#define EL_EMC_GATE_8_GRAY              675
#define EL_EMC_KEY_5                    676
#define EL_EMC_KEY_6                    677
#define EL_EMC_KEY_7                    678
#define EL_EMC_KEY_8                    679
#define EL_EMC_ANDROID                  680
#define EL_EMC_GRASS                    681
#define EL_EMC_MAGIC_BALL               682
#define EL_EMC_MAGIC_BALL_ACTIVE        683
#define EL_EMC_MAGIC_BALL_SWITCH        684
#define EL_EMC_MAGIC_BALL_SWITCH_ACTIVE 685
#define EL_EMC_SPRING_BUMPER            686
#define EL_EMC_PLANT                    687
#define EL_EMC_LENSES                   688
#define EL_EMC_MAGNIFIER                689
#define EL_EMC_WALL_9                   690
#define EL_EMC_WALL_10                  691
#define EL_EMC_WALL_11                  692
#define EL_EMC_WALL_12                  693
#define EL_EMC_WALL_13                  694
#define EL_EMC_WALL_14                  695
#define EL_EMC_WALL_15                  696
#define EL_EMC_WALL_16                  697
#define EL_EMC_WALL_SLIPPERY_1          698
#define EL_EMC_WALL_SLIPPERY_2          699
#define EL_EMC_WALL_SLIPPERY_3          700
#define EL_EMC_WALL_SLIPPERY_4          701
#define EL_EMC_FAKE_GRASS               702
#define EL_EMC_FAKE_ACID                703
#define EL_EMC_DRIPPER                  704

#define EL_TRIGGER_CE_VALUE             705
#define EL_TRIGGER_CE_SCORE             706
#define EL_CURRENT_CE_VALUE             707
#define EL_CURRENT_CE_SCORE             708

#define EL_YAMYAM_LEFT                  709
#define EL_YAMYAM_RIGHT                 710
#define EL_YAMYAM_UP                    711
#define EL_YAMYAM_DOWN                  712

#define EL_BD_EXPANDABLE_WALL           713

// reference elements
#define EL_PREV_CE_8                    714
#define EL_PREV_CE_7                    715
#define EL_PREV_CE_6                    716
#define EL_PREV_CE_5                    717
#define EL_PREV_CE_4                    718
#define EL_PREV_CE_3                    719
#define EL_PREV_CE_2                    720
#define EL_PREV_CE_1                    721
#define EL_SELF                         722
#define EL_NEXT_CE_1                    723
#define EL_NEXT_CE_2                    724
#define EL_NEXT_CE_3                    725
#define EL_NEXT_CE_4                    726
#define EL_NEXT_CE_5                    727
#define EL_NEXT_CE_6                    728
#define EL_NEXT_CE_7                    729
#define EL_NEXT_CE_8                    730
#define EL_ANY_ELEMENT                  731

// text character elements
#define EL_STEEL_CHAR_START             732
#define EL_STEEL_CHAR_ASCII0            (EL_STEEL_CHAR_START  - 32)
#define EL_STEEL_CHAR_ASCII0_START      (EL_STEEL_CHAR_ASCII0 + 32)

// (auto-generated data structure definitions included with normal chars)

#define EL_STEEL_CHAR_ASCII0_END        (EL_STEEL_CHAR_ASCII0 + 111)
#define EL_STEEL_CHAR_END               (EL_STEEL_CHAR_START  + 79)

#define EL_STEEL_CHAR(c)                (EL_STEEL_CHAR_ASCII0+MAP_FONT_ASCII(c))

// unused elements
#define EL_SPERMS                       812
#define EL_BULLET                       813
#define EL_HEART                        814
#define EL_CROSS                        815
#define EL_FRANKIE                      816
#define EL_SIGN_SPERMS                  817
#define EL_SIGN_BULLET                  818
#define EL_SIGN_HEART                   819
#define EL_SIGN_CROSS                   820
#define EL_SIGN_FRANKIE                 821

// DC2 style elements
#define EL_STEEL_EXIT_CLOSED            822
#define EL_STEEL_EXIT_OPEN              823

#define EL_DC_STEELWALL_1_LEFT          824
#define EL_DC_STEELWALL_1_RIGHT         825
#define EL_DC_STEELWALL_1_TOP           826
#define EL_DC_STEELWALL_1_BOTTOM        827
#define EL_DC_STEELWALL_1_HORIZONTAL    828
#define EL_DC_STEELWALL_1_VERTICAL      829
#define EL_DC_STEELWALL_1_TOPLEFT       830
#define EL_DC_STEELWALL_1_TOPRIGHT      831
#define EL_DC_STEELWALL_1_BOTTOMLEFT    832
#define EL_DC_STEELWALL_1_BOTTOMRIGHT   833
#define EL_DC_STEELWALL_1_TOPLEFT_2     834
#define EL_DC_STEELWALL_1_TOPRIGHT_2    835
#define EL_DC_STEELWALL_1_BOTTOMLEFT_2  836
#define EL_DC_STEELWALL_1_BOTTOMRIGHT_2 837

#define EL_DC_STEELWALL_2_LEFT          838
#define EL_DC_STEELWALL_2_RIGHT         839
#define EL_DC_STEELWALL_2_TOP           840
#define EL_DC_STEELWALL_2_BOTTOM        841
#define EL_DC_STEELWALL_2_HORIZONTAL    842
#define EL_DC_STEELWALL_2_VERTICAL      843
#define EL_DC_STEELWALL_2_MIDDLE        844
#define EL_DC_STEELWALL_2_SINGLE        845

#define EL_DC_SWITCHGATE_SWITCH_UP      846
#define EL_DC_SWITCHGATE_SWITCH_DOWN    847
#define EL_DC_TIMEGATE_SWITCH           848
#define EL_DC_TIMEGATE_SWITCH_ACTIVE    849

#define EL_DC_LANDMINE                  850

#define EL_EXPANDABLE_STEELWALL            851
#define EL_EXPANDABLE_STEELWALL_HORIZONTAL 852
#define EL_EXPANDABLE_STEELWALL_VERTICAL   853
#define EL_EXPANDABLE_STEELWALL_ANY        854

#define EL_EM_EXIT_CLOSED               855
#define EL_EM_EXIT_OPEN                 856
#define EL_EM_STEEL_EXIT_CLOSED         857
#define EL_EM_STEEL_EXIT_OPEN           858

#define EL_DC_GATE_FAKE_GRAY            859

#define EL_DC_MAGIC_WALL                860

#define EL_QUICKSAND_FAST_EMPTY         861
#define EL_QUICKSAND_FAST_FULL          862

#define EL_FROM_LEVEL_TEMPLATE          863

// MM style elements
#define EL_MM_START                     864
#define EL_MM_START_1                   EL_MM_START

#define EL_MM_EMPTY_SPACE               (EL_MM_START + 0)
#define EL_MM_EMPTY                     EL_MM_EMPTY_SPACE
#define EL_MM_MIRROR_START              (EL_MM_START + 1)
#define EL_MM_MIRROR_1                  (EL_MM_MIRROR_START + 0)
#define EL_MM_MIRROR_2                  (EL_MM_MIRROR_START + 1)
#define EL_MM_MIRROR_3                  (EL_MM_MIRROR_START + 2)
#define EL_MM_MIRROR_4                  (EL_MM_MIRROR_START + 3)
#define EL_MM_MIRROR_5                  (EL_MM_MIRROR_START + 4)
#define EL_MM_MIRROR_6                  (EL_MM_MIRROR_START + 5)
#define EL_MM_MIRROR_7                  (EL_MM_MIRROR_START + 6)
#define EL_MM_MIRROR_8                  (EL_MM_MIRROR_START + 7)
#define EL_MM_MIRROR_9                  (EL_MM_MIRROR_START + 8)
#define EL_MM_MIRROR_10                 (EL_MM_MIRROR_START + 9)
#define EL_MM_MIRROR_11                 (EL_MM_MIRROR_START + 10)
#define EL_MM_MIRROR_12                 (EL_MM_MIRROR_START + 11)
#define EL_MM_MIRROR_13                 (EL_MM_MIRROR_START + 12)
#define EL_MM_MIRROR_14                 (EL_MM_MIRROR_START + 13)
#define EL_MM_MIRROR_15                 (EL_MM_MIRROR_START + 14)
#define EL_MM_MIRROR_16                 (EL_MM_MIRROR_START + 15)
#define EL_MM_MIRROR_END                EL_MM_MIRROR_15
#define EL_MM_STEEL_GRID_FIXED_START    (EL_MM_START + 17)
#define EL_MM_STEEL_GRID_FIXED_1        (EL_MM_STEEL_GRID_FIXED_START + 0)
#define EL_MM_STEEL_GRID_FIXED_2        (EL_MM_STEEL_GRID_FIXED_START + 1)
#define EL_MM_STEEL_GRID_FIXED_3        (EL_MM_STEEL_GRID_FIXED_START + 2)
#define EL_MM_STEEL_GRID_FIXED_4        (EL_MM_STEEL_GRID_FIXED_START + 3)
#define EL_MM_STEEL_GRID_FIXED_END      EL_MM_STEEL_GRID_FIXED_03
#define EL_MM_MCDUFFIN_START            (EL_MM_START + 21)
#define EL_MM_MCDUFFIN_RIGHT            (EL_MM_MCDUFFIN_START + 0)
#define EL_MM_MCDUFFIN_UP               (EL_MM_MCDUFFIN_START + 1)
#define EL_MM_MCDUFFIN_LEFT             (EL_MM_MCDUFFIN_START + 2)
#define EL_MM_MCDUFFIN_DOWN             (EL_MM_MCDUFFIN_START + 3)
#define EL_MM_MCDUFFIN_END              EL_MM_MCDUFFIN_DOWN
#define EL_MM_EXIT_CLOSED               (EL_MM_START + 25)
#define EL_MM_EXIT_OPENING_1            (EL_MM_START + 26)
#define EL_MM_EXIT_OPENING_2            (EL_MM_START + 27)
#define EL_MM_EXIT_OPEN                 (EL_MM_START + 28)
#define EL_MM_KETTLE                    (EL_MM_START + 29)
#define EL_MM_BOMB                      (EL_MM_START + 30)
#define EL_MM_PRISM                     (EL_MM_START + 31)
#define EL_MM_WALL_START                (EL_MM_START + 32)
#define EL_MM_WALL_EMPTY                EL_MM_WALL_START
#define EL_MM_WALL_00                   EL_MM_WALL_START
#define EL_MM_STEEL_WALL_START          EL_MM_WALL_00
#define EL_MM_STEEL_WALL_1              EL_MM_STEEL_WALL_START
#define EL_MM_WALL_15                   (EL_MM_START + 47)
#define EL_MM_STEEL_WALL_END            EL_MM_WALL_15
#define EL_MM_WALL_16                   (EL_MM_START + 48)
#define EL_MM_WOODEN_WALL_START         EL_MM_WALL_16
#define EL_MM_WOODEN_WALL_1             EL_MM_WOODEN_WALL_START
#define EL_MM_WALL_31                   (EL_MM_START + 63)
#define EL_MM_WOODEN_WALL_END           EL_MM_WALL_31
#define EL_MM_WALL_32                   (EL_MM_START + 64)
#define EL_MM_ICE_WALL_START            EL_MM_WALL_32
#define EL_MM_ICE_WALL_1                EL_MM_ICE_WALL_START
#define EL_MM_WALL_47                   (EL_MM_START + 79)
#define EL_MM_ICE_WALL_END              EL_MM_WALL_47
#define EL_MM_WALL_48                   (EL_MM_START + 80)
#define EL_MM_AMOEBA_WALL_START         EL_MM_WALL_48
#define EL_MM_AMOEBA_WALL_1             EL_MM_AMOEBA_WALL_START
#define EL_MM_WALL_63                   (EL_MM_START + 95)
#define EL_MM_AMOEBA_WALL_END           EL_MM_WALL_63
#define EL_MM_WALL_END                  EL_MM_WALL_63
#define EL_MM_WOODEN_BLOCK              (EL_MM_START + 96)
#define EL_MM_GRAY_BALL                 (EL_MM_START + 97)
#define EL_MM_TELEPORTER_START          (EL_MM_START + 98)
#define EL_MM_TELEPORTER_1              (EL_MM_TELEPORTER_START + 0)
#define EL_MM_TELEPORTER_2              (EL_MM_TELEPORTER_START + 1)
#define EL_MM_TELEPORTER_3              (EL_MM_TELEPORTER_START + 2)
#define EL_MM_TELEPORTER_4              (EL_MM_TELEPORTER_START + 3)
#define EL_MM_TELEPORTER_5              (EL_MM_TELEPORTER_START + 4)
#define EL_MM_TELEPORTER_6              (EL_MM_TELEPORTER_START + 5)
#define EL_MM_TELEPORTER_7              (EL_MM_TELEPORTER_START + 6)
#define EL_MM_TELEPORTER_8              (EL_MM_TELEPORTER_START + 7)
#define EL_MM_TELEPORTER_9              (EL_MM_TELEPORTER_START + 8)
#define EL_MM_TELEPORTER_10             (EL_MM_TELEPORTER_START + 9)
#define EL_MM_TELEPORTER_11             (EL_MM_TELEPORTER_START + 10)
#define EL_MM_TELEPORTER_12             (EL_MM_TELEPORTER_START + 11)
#define EL_MM_TELEPORTER_13             (EL_MM_TELEPORTER_START + 12)
#define EL_MM_TELEPORTER_14             (EL_MM_TELEPORTER_START + 13)
#define EL_MM_TELEPORTER_15             (EL_MM_TELEPORTER_START + 14)
#define EL_MM_TELEPORTER_16             (EL_MM_TELEPORTER_START + 15)
#define EL_MM_TELEPORTER_END            EL_MM_TELEPORTER_15
#define EL_MM_FUSE_ACTIVE               (EL_MM_START + 114)
#define EL_MM_PACMAN_START              (EL_MM_START + 115)
#define EL_MM_PACMAN_RIGHT              (EL_MM_PACMAN_START + 0)
#define EL_MM_PACMAN_UP                 (EL_MM_PACMAN_START + 1)
#define EL_MM_PACMAN_LEFT               (EL_MM_PACMAN_START + 2)
#define EL_MM_PACMAN_DOWN               (EL_MM_PACMAN_START + 3)
#define EL_MM_PACMAN_END                EL_MM_PACMAN_DOWN
#define EL_MM_POLARIZER_START           (EL_MM_START + 119)
#define EL_MM_POLARIZER_1               (EL_MM_POLARIZER_START + 0)
#define EL_MM_POLARIZER_2               (EL_MM_POLARIZER_START + 1)
#define EL_MM_POLARIZER_3               (EL_MM_POLARIZER_START + 2)
#define EL_MM_POLARIZER_4               (EL_MM_POLARIZER_START + 3)
#define EL_MM_POLARIZER_5               (EL_MM_POLARIZER_START + 4)
#define EL_MM_POLARIZER_6               (EL_MM_POLARIZER_START + 5)
#define EL_MM_POLARIZER_7               (EL_MM_POLARIZER_START + 6)
#define EL_MM_POLARIZER_8               (EL_MM_POLARIZER_START + 7)
#define EL_MM_POLARIZER_9               (EL_MM_POLARIZER_START + 8)
#define EL_MM_POLARIZER_10              (EL_MM_POLARIZER_START + 9)
#define EL_MM_POLARIZER_11              (EL_MM_POLARIZER_START + 10)
#define EL_MM_POLARIZER_12              (EL_MM_POLARIZER_START + 11)
#define EL_MM_POLARIZER_13              (EL_MM_POLARIZER_START + 12)
#define EL_MM_POLARIZER_14              (EL_MM_POLARIZER_START + 13)
#define EL_MM_POLARIZER_15              (EL_MM_POLARIZER_START + 14)
#define EL_MM_POLARIZER_16              (EL_MM_POLARIZER_START + 15)
#define EL_MM_POLARIZER_END             EL_MM_POLARIZER_15
#define EL_MM_POLARIZER_CROSS_START     (EL_MM_START + 135)
#define EL_MM_POLARIZER_CROSS_1         (EL_MM_POLARIZER_CROSS_START + 0)
#define EL_MM_POLARIZER_CROSS_2         (EL_MM_POLARIZER_CROSS_START + 1)
#define EL_MM_POLARIZER_CROSS_3         (EL_MM_POLARIZER_CROSS_START + 2)
#define EL_MM_POLARIZER_CROSS_4         (EL_MM_POLARIZER_CROSS_START + 3)
#define EL_MM_POLARIZER_CROSS_END       EL_MM_POLARIZER_CROSS_03
#define EL_MM_MIRROR_FIXED_START        (EL_MM_START + 139)
#define EL_MM_MIRROR_FIXED_1            (EL_MM_MIRROR_FIXED_START + 0)
#define EL_MM_MIRROR_FIXED_2            (EL_MM_MIRROR_FIXED_START + 1)
#define EL_MM_MIRROR_FIXED_3            (EL_MM_MIRROR_FIXED_START + 2)
#define EL_MM_MIRROR_FIXED_4            (EL_MM_MIRROR_FIXED_START + 3)
#define EL_MM_MIRROR_FIXED_END          EL_MM_MIRROR_FIXED_03
#define EL_MM_STEEL_LOCK                (EL_MM_START + 143)
#define EL_MM_KEY                       (EL_MM_START + 144)
#define EL_MM_LIGHTBULB                 (EL_MM_START + 145)
#define EL_MM_LIGHTBULB_ACTIVE          (EL_MM_START + 146)
#define EL_MM_LIGHTBALL                 (EL_MM_START + 147)
#define EL_MM_STEEL_BLOCK               (EL_MM_START + 148)
#define EL_MM_WOODEN_LOCK               (EL_MM_START + 149)
#define EL_MM_FUEL_FULL                 (EL_MM_START + 150)
#define EL_MM_WOODEN_GRID_FIXED_START   (EL_MM_START + 151)
#define EL_MM_WOODEN_GRID_FIXED_1       (EL_MM_WOODEN_GRID_FIXED_START + 0)
#define EL_MM_WOODEN_GRID_FIXED_2       (EL_MM_WOODEN_GRID_FIXED_START + 1)
#define EL_MM_WOODEN_GRID_FIXED_3       (EL_MM_WOODEN_GRID_FIXED_START + 2)
#define EL_MM_WOODEN_GRID_FIXED_4       (EL_MM_WOODEN_GRID_FIXED_START + 3)
#define EL_MM_WOODEN_GRID_FIXED_END     EL_MM_WOODEN_GRID_FIXED_03
#define EL_MM_FUEL_EMPTY                (EL_MM_START + 155)
#define EL_MM_ENVELOPE_1                (EL_MM_START + 156)
#define EL_MM_ENVELOPE_2                (EL_MM_START + 157)
#define EL_MM_ENVELOPE_3                (EL_MM_START + 158)
#define EL_MM_ENVELOPE_4                (EL_MM_START + 159)

#define EL_MM_END_1                     (EL_MM_START + 159)
#define EL_MM_START_2                   (EL_MM_START + 160)

// DF style elements
#define EL_DF_START                     EL_MM_START_2
#define EL_DF_START_1                   EL_MM_START_2
#define EL_DF_START2                    (EL_DF_START - 240)

#define EL_DF_MIRROR_START              EL_DF_START
#define EL_DF_MIRROR_1                  (EL_DF_MIRROR_START + 0)
#define EL_DF_MIRROR_2                  (EL_DF_MIRROR_START + 1)
#define EL_DF_MIRROR_3                  (EL_DF_MIRROR_START + 2)
#define EL_DF_MIRROR_4                  (EL_DF_MIRROR_START + 3)
#define EL_DF_MIRROR_5                  (EL_DF_MIRROR_START + 4)
#define EL_DF_MIRROR_6                  (EL_DF_MIRROR_START + 5)
#define EL_DF_MIRROR_7                  (EL_DF_MIRROR_START + 6)
#define EL_DF_MIRROR_8                  (EL_DF_MIRROR_START + 7)
#define EL_DF_MIRROR_9                  (EL_DF_MIRROR_START + 8)
#define EL_DF_MIRROR_10                 (EL_DF_MIRROR_START + 9)
#define EL_DF_MIRROR_11                 (EL_DF_MIRROR_START + 10)
#define EL_DF_MIRROR_12                 (EL_DF_MIRROR_START + 11)
#define EL_DF_MIRROR_13                 (EL_DF_MIRROR_START + 12)
#define EL_DF_MIRROR_14                 (EL_DF_MIRROR_START + 13)
#define EL_DF_MIRROR_15                 (EL_DF_MIRROR_START + 14)
#define EL_DF_MIRROR_16                 (EL_DF_MIRROR_START + 15)
#define EL_DF_MIRROR_END                EL_DF_MIRROR_15

#define EL_DF_WOODEN_GRID_FIXED_START   (EL_DF_START2 + 256)
#define EL_DF_WOODEN_GRID_FIXED_1       (EL_DF_WOODEN_GRID_FIXED_START + 0)
#define EL_DF_WOODEN_GRID_FIXED_2       (EL_DF_WOODEN_GRID_FIXED_START + 1)
#define EL_DF_WOODEN_GRID_FIXED_3       (EL_DF_WOODEN_GRID_FIXED_START + 2)
#define EL_DF_WOODEN_GRID_FIXED_4       (EL_DF_WOODEN_GRID_FIXED_START + 3)
#define EL_DF_WOODEN_GRID_FIXED_5       (EL_DF_WOODEN_GRID_FIXED_START + 4)
#define EL_DF_WOODEN_GRID_FIXED_6       (EL_DF_WOODEN_GRID_FIXED_START + 5)
#define EL_DF_WOODEN_GRID_FIXED_7       (EL_DF_WOODEN_GRID_FIXED_START + 6)
#define EL_DF_WOODEN_GRID_FIXED_8       (EL_DF_WOODEN_GRID_FIXED_START + 7)
#define EL_DF_WOODEN_GRID_FIXED_END     EL_DF_WOODEN_GRID_FIXED_07

#define EL_DF_STEEL_GRID_FIXED_START    (EL_DF_START2 + 264)
#define EL_DF_STEEL_GRID_FIXED_1        (EL_DF_STEEL_GRID_FIXED_START + 0)
#define EL_DF_STEEL_GRID_FIXED_2        (EL_DF_STEEL_GRID_FIXED_START + 1)
#define EL_DF_STEEL_GRID_FIXED_3        (EL_DF_STEEL_GRID_FIXED_START + 2)
#define EL_DF_STEEL_GRID_FIXED_4        (EL_DF_STEEL_GRID_FIXED_START + 3)
#define EL_DF_STEEL_GRID_FIXED_5        (EL_DF_STEEL_GRID_FIXED_START + 4)
#define EL_DF_STEEL_GRID_FIXED_6        (EL_DF_STEEL_GRID_FIXED_START + 5)
#define EL_DF_STEEL_GRID_FIXED_7        (EL_DF_STEEL_GRID_FIXED_START + 6)
#define EL_DF_STEEL_GRID_FIXED_8        (EL_DF_STEEL_GRID_FIXED_START + 7)
#define EL_DF_STEEL_GRID_FIXED_END      EL_DF_STEEL_GRID_FIXED_07

#define EL_DF_WOODEN_WALL_START         (EL_DF_START2 + 272)
#define EL_DF_WOODEN_WALL_1             (EL_DF_WOODEN_WALL_START + 0)
#define EL_DF_WOODEN_WALL_END           (EL_DF_WOODEN_WALL_START + 15)

#define EL_DF_STEEL_WALL_START          (EL_DF_START2 + 288)
#define EL_DF_STEEL_WALL_1              (EL_DF_STEEL_WALL_START + 0)
#define EL_DF_STEEL_WALL_END            (EL_DF_STEEL_WALL_START + 15)

#define EL_DF_WALL_START                EL_DF_WOODEN_WALL_START
#define EL_DF_WALL_END                  EL_DF_STEEL_WALL_END

#define EL_DF_EMPTY                     (EL_DF_START2 + 304)
#define EL_DF_CELL                      (EL_DF_START2 + 305)
#define EL_DF_MINE                      (EL_DF_START2 + 306)
#define EL_DF_REFRACTOR                 (EL_DF_START2 + 307)

#define EL_DF_LASER_START               (EL_DF_START2 + 308)
#define EL_DF_LASER_RIGHT               (EL_DF_LASER_START + 0)
#define EL_DF_LASER_UP                  (EL_DF_LASER_START + 1)
#define EL_DF_LASER_LEFT                (EL_DF_LASER_START + 2)
#define EL_DF_LASER_DOWN                (EL_DF_LASER_START + 3)
#define EL_DF_LASER_END                 EL_DF_LASER_DOWN

#define EL_DF_RECEIVER_START            (EL_DF_START2 + 312)
#define EL_DF_RECEIVER_RIGHT            (EL_DF_RECEIVER_START + 0)
#define EL_DF_RECEIVER_UP               (EL_DF_RECEIVER_START + 1)
#define EL_DF_RECEIVER_LEFT             (EL_DF_RECEIVER_START + 2)
#define EL_DF_RECEIVER_DOWN             (EL_DF_RECEIVER_START + 3)
#define EL_DF_RECEIVER_END              EL_DF_RECEIVER_DOWN

#define EL_DF_FIBRE_OPTIC_START         (EL_DF_START2 + 316)
#define EL_DF_FIBRE_OPTIC_RED_1         (EL_DF_FIBRE_OPTIC_START + 0)
#define EL_DF_FIBRE_OPTIC_RED_2         (EL_DF_FIBRE_OPTIC_START + 1)
#define EL_DF_FIBRE_OPTIC_YELLOW_1      (EL_DF_FIBRE_OPTIC_START + 2)
#define EL_DF_FIBRE_OPTIC_YELLOW_2      (EL_DF_FIBRE_OPTIC_START + 3)
#define EL_DF_FIBRE_OPTIC_GREEN_1       (EL_DF_FIBRE_OPTIC_START + 4)
#define EL_DF_FIBRE_OPTIC_GREEN_2       (EL_DF_FIBRE_OPTIC_START + 5)
#define EL_DF_FIBRE_OPTIC_BLUE_1        (EL_DF_FIBRE_OPTIC_START + 6)
#define EL_DF_FIBRE_OPTIC_BLUE_2        (EL_DF_FIBRE_OPTIC_START + 7)
#define EL_DF_FIBRE_OPTIC_END           EL_DF_FIBRE_OPTIC_07

#define EL_DF_MIRROR_ROTATING_START     (EL_DF_START2 + 324)
#define EL_DF_MIRROR_ROTATING_1         (EL_DF_MIRROR_ROTATING_START + 0)
#define EL_DF_MIRROR_ROTATING_2         (EL_DF_MIRROR_ROTATING_START + 1)
#define EL_DF_MIRROR_ROTATING_3         (EL_DF_MIRROR_ROTATING_START + 2)
#define EL_DF_MIRROR_ROTATING_4         (EL_DF_MIRROR_ROTATING_START + 3)
#define EL_DF_MIRROR_ROTATING_5         (EL_DF_MIRROR_ROTATING_START + 4)
#define EL_DF_MIRROR_ROTATING_6         (EL_DF_MIRROR_ROTATING_START + 5)
#define EL_DF_MIRROR_ROTATING_7         (EL_DF_MIRROR_ROTATING_START + 6)
#define EL_DF_MIRROR_ROTATING_8         (EL_DF_MIRROR_ROTATING_START + 7)
#define EL_DF_MIRROR_ROTATING_9         (EL_DF_MIRROR_ROTATING_START + 8)
#define EL_DF_MIRROR_ROTATING_10        (EL_DF_MIRROR_ROTATING_START + 9)
#define EL_DF_MIRROR_ROTATING_11        (EL_DF_MIRROR_ROTATING_START + 10)
#define EL_DF_MIRROR_ROTATING_12        (EL_DF_MIRROR_ROTATING_START + 11)
#define EL_DF_MIRROR_ROTATING_13        (EL_DF_MIRROR_ROTATING_START + 12)
#define EL_DF_MIRROR_ROTATING_14        (EL_DF_MIRROR_ROTATING_START + 13)
#define EL_DF_MIRROR_ROTATING_15        (EL_DF_MIRROR_ROTATING_START + 14)
#define EL_DF_MIRROR_ROTATING_16        (EL_DF_MIRROR_ROTATING_START + 15)
#define EL_DF_MIRROR_ROTATING_END       EL_DF_MIRROR_ROTATING_15

#define EL_DF_WOODEN_GRID_ROTATING_START (EL_DF_START2 + 340)
#define EL_DF_WOODEN_GRID_ROTATING_1    (EL_DF_WOODEN_GRID_ROTATING_START + 0)
#define EL_DF_WOODEN_GRID_ROTATING_2    (EL_DF_WOODEN_GRID_ROTATING_START + 1)
#define EL_DF_WOODEN_GRID_ROTATING_3    (EL_DF_WOODEN_GRID_ROTATING_START + 2)
#define EL_DF_WOODEN_GRID_ROTATING_4    (EL_DF_WOODEN_GRID_ROTATING_START + 3)
#define EL_DF_WOODEN_GRID_ROTATING_5    (EL_DF_WOODEN_GRID_ROTATING_START + 4)
#define EL_DF_WOODEN_GRID_ROTATING_6    (EL_DF_WOODEN_GRID_ROTATING_START + 5)
#define EL_DF_WOODEN_GRID_ROTATING_7    (EL_DF_WOODEN_GRID_ROTATING_START + 6)
#define EL_DF_WOODEN_GRID_ROTATING_8    (EL_DF_WOODEN_GRID_ROTATING_START + 7)
#define EL_DF_WOODEN_GRID_ROTATING_END  EL_DF_WOODEN_GRID_ROTATING_07

#define EL_DF_STEEL_GRID_ROTATING_START (EL_DF_START2 + 348)
#define EL_DF_STEEL_GRID_ROTATING_1     (EL_DF_STEEL_GRID_ROTATING_START + 0)
#define EL_DF_STEEL_GRID_ROTATING_2     (EL_DF_STEEL_GRID_ROTATING_START + 1)
#define EL_DF_STEEL_GRID_ROTATING_3     (EL_DF_STEEL_GRID_ROTATING_START + 2)
#define EL_DF_STEEL_GRID_ROTATING_4     (EL_DF_STEEL_GRID_ROTATING_START + 3)
#define EL_DF_STEEL_GRID_ROTATING_5     (EL_DF_STEEL_GRID_ROTATING_START + 4)
#define EL_DF_STEEL_GRID_ROTATING_6     (EL_DF_STEEL_GRID_ROTATING_START + 5)
#define EL_DF_STEEL_GRID_ROTATING_7     (EL_DF_STEEL_GRID_ROTATING_START + 6)
#define EL_DF_STEEL_GRID_ROTATING_8     (EL_DF_STEEL_GRID_ROTATING_START + 7)
#define EL_DF_STEEL_GRID_ROTATING_END   EL_DF_STEEL_GRID_ROTATING_07

#define EL_DF_END_1                     (EL_DF_START2 + 355)

// MM style elements
#define EL_MM_TELEPORTER_RED_START      (EL_DF_START2 + 356)
#define EL_MM_TELEPORTER_RED_1          (EL_MM_TELEPORTER_RED_START + 0)
#define EL_MM_TELEPORTER_RED_2          (EL_MM_TELEPORTER_RED_START + 1)
#define EL_MM_TELEPORTER_RED_3          (EL_MM_TELEPORTER_RED_START + 2)
#define EL_MM_TELEPORTER_RED_4          (EL_MM_TELEPORTER_RED_START + 3)
#define EL_MM_TELEPORTER_RED_5          (EL_MM_TELEPORTER_RED_START + 4)
#define EL_MM_TELEPORTER_RED_6          (EL_MM_TELEPORTER_RED_START + 5)
#define EL_MM_TELEPORTER_RED_7          (EL_MM_TELEPORTER_RED_START + 6)
#define EL_MM_TELEPORTER_RED_8          (EL_MM_TELEPORTER_RED_START + 7)
#define EL_MM_TELEPORTER_RED_9          (EL_MM_TELEPORTER_RED_START + 8)
#define EL_MM_TELEPORTER_RED_10         (EL_MM_TELEPORTER_RED_START + 9)
#define EL_MM_TELEPORTER_RED_11         (EL_MM_TELEPORTER_RED_START + 10)
#define EL_MM_TELEPORTER_RED_12         (EL_MM_TELEPORTER_RED_START + 11)
#define EL_MM_TELEPORTER_RED_13         (EL_MM_TELEPORTER_RED_START + 12)
#define EL_MM_TELEPORTER_RED_14         (EL_MM_TELEPORTER_RED_START + 13)
#define EL_MM_TELEPORTER_RED_15         (EL_MM_TELEPORTER_RED_START + 14)
#define EL_MM_TELEPORTER_RED_16         (EL_MM_TELEPORTER_RED_START + 15)
#define EL_MM_TELEPORTER_RED_END        EL_MM_TELEPORTER_RED_16
#define EL_MM_TELEPORTER_YELLOW_START   (EL_DF_START2 + 372)
#define EL_MM_TELEPORTER_YELLOW_1       (EL_MM_TELEPORTER_YELLOW_START + 0)
#define EL_MM_TELEPORTER_YELLOW_2       (EL_MM_TELEPORTER_YELLOW_START + 1)
#define EL_MM_TELEPORTER_YELLOW_3       (EL_MM_TELEPORTER_YELLOW_START + 2)
#define EL_MM_TELEPORTER_YELLOW_4       (EL_MM_TELEPORTER_YELLOW_START + 3)
#define EL_MM_TELEPORTER_YELLOW_5       (EL_MM_TELEPORTER_YELLOW_START + 4)
#define EL_MM_TELEPORTER_YELLOW_6       (EL_MM_TELEPORTER_YELLOW_START + 5)
#define EL_MM_TELEPORTER_YELLOW_7       (EL_MM_TELEPORTER_YELLOW_START + 6)
#define EL_MM_TELEPORTER_YELLOW_8       (EL_MM_TELEPORTER_YELLOW_START + 7)
#define EL_MM_TELEPORTER_YELLOW_9       (EL_MM_TELEPORTER_YELLOW_START + 8)
#define EL_MM_TELEPORTER_YELLOW_10      (EL_MM_TELEPORTER_YELLOW_START + 9)
#define EL_MM_TELEPORTER_YELLOW_11      (EL_MM_TELEPORTER_YELLOW_START + 10)
#define EL_MM_TELEPORTER_YELLOW_12      (EL_MM_TELEPORTER_YELLOW_START + 11)
#define EL_MM_TELEPORTER_YELLOW_13      (EL_MM_TELEPORTER_YELLOW_START + 12)
#define EL_MM_TELEPORTER_YELLOW_14      (EL_MM_TELEPORTER_YELLOW_START + 13)
#define EL_MM_TELEPORTER_YELLOW_15      (EL_MM_TELEPORTER_YELLOW_START + 14)
#define EL_MM_TELEPORTER_YELLOW_16      (EL_MM_TELEPORTER_YELLOW_START + 15)
#define EL_MM_TELEPORTER_YELLOW_END     EL_MM_TELEPORTER_YELLOW_16
#define EL_MM_TELEPORTER_GREEN_START    (EL_DF_START2 + 388)
#define EL_MM_TELEPORTER_GREEN_1        (EL_MM_TELEPORTER_GREEN_START + 0)
#define EL_MM_TELEPORTER_GREEN_2        (EL_MM_TELEPORTER_GREEN_START + 1)
#define EL_MM_TELEPORTER_GREEN_3        (EL_MM_TELEPORTER_GREEN_START + 2)
#define EL_MM_TELEPORTER_GREEN_4        (EL_MM_TELEPORTER_GREEN_START + 3)
#define EL_MM_TELEPORTER_GREEN_5        (EL_MM_TELEPORTER_GREEN_START + 4)
#define EL_MM_TELEPORTER_GREEN_6        (EL_MM_TELEPORTER_GREEN_START + 5)
#define EL_MM_TELEPORTER_GREEN_7        (EL_MM_TELEPORTER_GREEN_START + 6)
#define EL_MM_TELEPORTER_GREEN_8        (EL_MM_TELEPORTER_GREEN_START + 7)
#define EL_MM_TELEPORTER_GREEN_9        (EL_MM_TELEPORTER_GREEN_START + 8)
#define EL_MM_TELEPORTER_GREEN_10       (EL_MM_TELEPORTER_GREEN_START + 9)
#define EL_MM_TELEPORTER_GREEN_11       (EL_MM_TELEPORTER_GREEN_START + 10)
#define EL_MM_TELEPORTER_GREEN_12       (EL_MM_TELEPORTER_GREEN_START + 11)
#define EL_MM_TELEPORTER_GREEN_13       (EL_MM_TELEPORTER_GREEN_START + 12)
#define EL_MM_TELEPORTER_GREEN_14       (EL_MM_TELEPORTER_GREEN_START + 13)
#define EL_MM_TELEPORTER_GREEN_15       (EL_MM_TELEPORTER_GREEN_START + 14)
#define EL_MM_TELEPORTER_GREEN_16       (EL_MM_TELEPORTER_GREEN_START + 15)
#define EL_MM_TELEPORTER_GREEN_END      EL_MM_TELEPORTER_GREEN_16
#define EL_MM_TELEPORTER_BLUE_START     (EL_DF_START2 + 404)
#define EL_MM_TELEPORTER_BLUE_1         (EL_MM_TELEPORTER_BLUE_START + 0)
#define EL_MM_TELEPORTER_BLUE_2         (EL_MM_TELEPORTER_BLUE_START + 1)
#define EL_MM_TELEPORTER_BLUE_3         (EL_MM_TELEPORTER_BLUE_START + 2)
#define EL_MM_TELEPORTER_BLUE_4         (EL_MM_TELEPORTER_BLUE_START + 3)
#define EL_MM_TELEPORTER_BLUE_5         (EL_MM_TELEPORTER_BLUE_START + 4)
#define EL_MM_TELEPORTER_BLUE_6         (EL_MM_TELEPORTER_BLUE_START + 5)
#define EL_MM_TELEPORTER_BLUE_7         (EL_MM_TELEPORTER_BLUE_START + 6)
#define EL_MM_TELEPORTER_BLUE_8         (EL_MM_TELEPORTER_BLUE_START + 7)
#define EL_MM_TELEPORTER_BLUE_9         (EL_MM_TELEPORTER_BLUE_START + 8)
#define EL_MM_TELEPORTER_BLUE_10        (EL_MM_TELEPORTER_BLUE_START + 9)
#define EL_MM_TELEPORTER_BLUE_11        (EL_MM_TELEPORTER_BLUE_START + 10)
#define EL_MM_TELEPORTER_BLUE_12        (EL_MM_TELEPORTER_BLUE_START + 11)
#define EL_MM_TELEPORTER_BLUE_13        (EL_MM_TELEPORTER_BLUE_START + 12)
#define EL_MM_TELEPORTER_BLUE_14        (EL_MM_TELEPORTER_BLUE_START + 13)
#define EL_MM_TELEPORTER_BLUE_15        (EL_MM_TELEPORTER_BLUE_START + 14)
#define EL_MM_TELEPORTER_BLUE_16        (EL_MM_TELEPORTER_BLUE_START + 15)
#define EL_MM_TELEPORTER_BLUE_END       EL_MM_TELEPORTER_BLUE_16

#define EL_MM_MCDUFFIN                  1204
#define EL_MM_PACMAN                    1205
#define EL_MM_FUSE                      1206
#define EL_MM_STEEL_WALL                1207
#define EL_MM_WOODEN_WALL               1208
#define EL_MM_ICE_WALL                  1209
#define EL_MM_AMOEBA_WALL               1210
#define EL_DF_LASER                     1211
#define EL_DF_RECEIVER                  1212
#define EL_DF_STEEL_WALL                1213
#define EL_DF_WOODEN_WALL               1214

#define EL_MM_END_2                     (EL_DF_START2 + 430)

// EMC style elements
#define EL_SPRING_LEFT                  1215
#define EL_SPRING_RIGHT                 1216

// ---------- begin of empty space elements section ---------------------------
#define EL_EMPTY_SPACE_START            1217

#include "conf_emp.h"   // include auto-generated data structure definitions

#define NUM_EMPTY_SPACE_ELEMENTS        16
#define NUM_EMPTY_ELEMENTS_ALL          (NUM_EMPTY_SPACE_ELEMENTS + 1)
#define EL_EMPTY_SPACE_END              1232
// ---------- end of empty space elements section -----------------------------

#define EL_MM_START_3                   EL_DF_MIRROR_FIXED_START
#define EL_DF_START_2                   EL_DF_MIRROR_FIXED_START

// DF style elements
#define EL_DF_MIRROR_FIXED_START        1233
#define EL_DF_MIRROR_FIXED_1            (EL_DF_MIRROR_FIXED_START + 0)
#define EL_DF_MIRROR_FIXED_2            (EL_DF_MIRROR_FIXED_START + 1)
#define EL_DF_MIRROR_FIXED_3            (EL_DF_MIRROR_FIXED_START + 2)
#define EL_DF_MIRROR_FIXED_4            (EL_DF_MIRROR_FIXED_START + 3)
#define EL_DF_MIRROR_FIXED_5            (EL_DF_MIRROR_FIXED_START + 4)
#define EL_DF_MIRROR_FIXED_6            (EL_DF_MIRROR_FIXED_START + 5)
#define EL_DF_MIRROR_FIXED_7            (EL_DF_MIRROR_FIXED_START + 6)
#define EL_DF_MIRROR_FIXED_8            (EL_DF_MIRROR_FIXED_START + 7)
#define EL_DF_MIRROR_FIXED_9            (EL_DF_MIRROR_FIXED_START + 8)
#define EL_DF_MIRROR_FIXED_10           (EL_DF_MIRROR_FIXED_START + 9)
#define EL_DF_MIRROR_FIXED_11           (EL_DF_MIRROR_FIXED_START + 10)
#define EL_DF_MIRROR_FIXED_12           (EL_DF_MIRROR_FIXED_START + 11)
#define EL_DF_MIRROR_FIXED_13           (EL_DF_MIRROR_FIXED_START + 12)
#define EL_DF_MIRROR_FIXED_14           (EL_DF_MIRROR_FIXED_START + 13)
#define EL_DF_MIRROR_FIXED_15           (EL_DF_MIRROR_FIXED_START + 14)
#define EL_DF_MIRROR_FIXED_16           (EL_DF_MIRROR_FIXED_START + 15)
#define EL_DF_MIRROR_FIXED_END          EL_DF_MIRROR_FIXED_16

#define EL_DF_SLOPE_START               1249
#define EL_DF_SLOPE_1                   (EL_DF_SLOPE_START + 0)
#define EL_DF_SLOPE_2                   (EL_DF_SLOPE_START + 1)
#define EL_DF_SLOPE_3                   (EL_DF_SLOPE_START + 2)
#define EL_DF_SLOPE_4                   (EL_DF_SLOPE_START + 3)
#define EL_DF_SLOPE_END                 EL_DF_SLOPE_4

#define EL_MM_END_3                     EL_DF_SLOPE_END
#define EL_DF_END_2                     EL_DF_SLOPE_END

#define NUM_FILE_ELEMENTS               1253


// "real" (and therefore drawable) runtime elements
#define EL_FIRST_RUNTIME_REAL           NUM_FILE_ELEMENTS

#define EL_DYNABOMB_PLAYER_1_ACTIVE     (EL_FIRST_RUNTIME_REAL + 0)
#define EL_DYNABOMB_PLAYER_2_ACTIVE     (EL_FIRST_RUNTIME_REAL + 1)
#define EL_DYNABOMB_PLAYER_3_ACTIVE     (EL_FIRST_RUNTIME_REAL + 2)
#define EL_DYNABOMB_PLAYER_4_ACTIVE     (EL_FIRST_RUNTIME_REAL + 3)
#define EL_SP_DISK_RED_ACTIVE           (EL_FIRST_RUNTIME_REAL + 4)
#define EL_SWITCHGATE_OPENING           (EL_FIRST_RUNTIME_REAL + 5)
#define EL_SWITCHGATE_CLOSING           (EL_FIRST_RUNTIME_REAL + 6)
#define EL_TIMEGATE_OPENING             (EL_FIRST_RUNTIME_REAL + 7)
#define EL_TIMEGATE_CLOSING             (EL_FIRST_RUNTIME_REAL + 8)
#define EL_PEARL_BREAKING               (EL_FIRST_RUNTIME_REAL + 9)
#define EL_TRAP_ACTIVE                  (EL_FIRST_RUNTIME_REAL + 10)
#define EL_INVISIBLE_STEELWALL_ACTIVE   (EL_FIRST_RUNTIME_REAL + 11)
#define EL_INVISIBLE_WALL_ACTIVE        (EL_FIRST_RUNTIME_REAL + 12)
#define EL_INVISIBLE_SAND_ACTIVE        (EL_FIRST_RUNTIME_REAL + 13)
#define EL_CONVEYOR_BELT_1_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 14)
#define EL_CONVEYOR_BELT_1_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 15)
#define EL_CONVEYOR_BELT_1_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 16)
#define EL_CONVEYOR_BELT_2_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 17)
#define EL_CONVEYOR_BELT_2_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 18)
#define EL_CONVEYOR_BELT_2_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 19)
#define EL_CONVEYOR_BELT_3_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 20)
#define EL_CONVEYOR_BELT_3_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 21)
#define EL_CONVEYOR_BELT_3_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 22)
#define EL_CONVEYOR_BELT_4_LEFT_ACTIVE   (EL_FIRST_RUNTIME_REAL + 23)
#define EL_CONVEYOR_BELT_4_MIDDLE_ACTIVE (EL_FIRST_RUNTIME_REAL + 24)
#define EL_CONVEYOR_BELT_4_RIGHT_ACTIVE  (EL_FIRST_RUNTIME_REAL + 25)
#define EL_EXIT_OPENING                 (EL_FIRST_RUNTIME_REAL + 26)
#define EL_EXIT_CLOSING                 (EL_FIRST_RUNTIME_REAL + 27)
#define EL_STEEL_EXIT_OPENING           (EL_FIRST_RUNTIME_REAL + 28)
#define EL_STEEL_EXIT_CLOSING           (EL_FIRST_RUNTIME_REAL + 29)
#define EL_EM_EXIT_OPENING              (EL_FIRST_RUNTIME_REAL + 30)
#define EL_EM_EXIT_CLOSING              (EL_FIRST_RUNTIME_REAL + 31)
#define EL_EM_STEEL_EXIT_OPENING        (EL_FIRST_RUNTIME_REAL + 32)
#define EL_EM_STEEL_EXIT_CLOSING        (EL_FIRST_RUNTIME_REAL + 33)
#define EL_SP_EXIT_OPENING              (EL_FIRST_RUNTIME_REAL + 34)
#define EL_SP_EXIT_CLOSING              (EL_FIRST_RUNTIME_REAL + 35)
#define EL_SP_EXIT_OPEN                 (EL_FIRST_RUNTIME_REAL + 36)
#define EL_SP_TERMINAL_ACTIVE           (EL_FIRST_RUNTIME_REAL + 37)
#define EL_SP_BUGGY_BASE_ACTIVATING     (EL_FIRST_RUNTIME_REAL + 38)
#define EL_SP_BUGGY_BASE_ACTIVE         (EL_FIRST_RUNTIME_REAL + 39)
#define EL_SP_MURPHY_CLONE              (EL_FIRST_RUNTIME_REAL + 40)
#define EL_AMOEBA_DROPPING              (EL_FIRST_RUNTIME_REAL + 41)
#define EL_QUICKSAND_EMPTYING           (EL_FIRST_RUNTIME_REAL + 42)
#define EL_QUICKSAND_FAST_EMPTYING      (EL_FIRST_RUNTIME_REAL + 43)
#define EL_MAGIC_WALL_ACTIVE            (EL_FIRST_RUNTIME_REAL + 44)
#define EL_BD_MAGIC_WALL_ACTIVE         (EL_FIRST_RUNTIME_REAL + 45)
#define EL_DC_MAGIC_WALL_ACTIVE         (EL_FIRST_RUNTIME_REAL + 46)
#define EL_MAGIC_WALL_FULL              (EL_FIRST_RUNTIME_REAL + 47)
#define EL_BD_MAGIC_WALL_FULL           (EL_FIRST_RUNTIME_REAL + 48)
#define EL_DC_MAGIC_WALL_FULL           (EL_FIRST_RUNTIME_REAL + 49)
#define EL_MAGIC_WALL_EMPTYING          (EL_FIRST_RUNTIME_REAL + 50)
#define EL_BD_MAGIC_WALL_EMPTYING       (EL_FIRST_RUNTIME_REAL + 51)
#define EL_DC_MAGIC_WALL_EMPTYING       (EL_FIRST_RUNTIME_REAL + 52)
#define EL_MAGIC_WALL_DEAD              (EL_FIRST_RUNTIME_REAL + 53)
#define EL_BD_MAGIC_WALL_DEAD           (EL_FIRST_RUNTIME_REAL + 54)
#define EL_DC_MAGIC_WALL_DEAD           (EL_FIRST_RUNTIME_REAL + 55)
#define EL_EMC_FAKE_GRASS_ACTIVE        (EL_FIRST_RUNTIME_REAL + 56)
#define EL_GATE_1_GRAY_ACTIVE           (EL_FIRST_RUNTIME_REAL + 57)
#define EL_GATE_2_GRAY_ACTIVE           (EL_FIRST_RUNTIME_REAL + 58)
#define EL_GATE_3_GRAY_ACTIVE           (EL_FIRST_RUNTIME_REAL + 59)
#define EL_GATE_4_GRAY_ACTIVE           (EL_FIRST_RUNTIME_REAL + 60)
#define EL_EM_GATE_1_GRAY_ACTIVE        (EL_FIRST_RUNTIME_REAL + 61)
#define EL_EM_GATE_2_GRAY_ACTIVE        (EL_FIRST_RUNTIME_REAL + 62)
#define EL_EM_GATE_3_GRAY_ACTIVE        (EL_FIRST_RUNTIME_REAL + 63)
#define EL_EM_GATE_4_GRAY_ACTIVE        (EL_FIRST_RUNTIME_REAL + 64)
#define EL_EMC_GATE_5_GRAY_ACTIVE       (EL_FIRST_RUNTIME_REAL + 65)
#define EL_EMC_GATE_6_GRAY_ACTIVE       (EL_FIRST_RUNTIME_REAL + 66)
#define EL_EMC_GATE_7_GRAY_ACTIVE       (EL_FIRST_RUNTIME_REAL + 67)
#define EL_EMC_GATE_8_GRAY_ACTIVE       (EL_FIRST_RUNTIME_REAL + 68)
#define EL_DC_GATE_WHITE_GRAY_ACTIVE    (EL_FIRST_RUNTIME_REAL + 69)
#define EL_EMC_DRIPPER_ACTIVE           (EL_FIRST_RUNTIME_REAL + 70)
#define EL_EMC_SPRING_BUMPER_ACTIVE     (EL_FIRST_RUNTIME_REAL + 71)
#define EL_MM_EXIT_OPENING              (EL_FIRST_RUNTIME_REAL + 72)
#define EL_MM_EXIT_CLOSING              (EL_FIRST_RUNTIME_REAL + 73)
#define EL_MM_GRAY_BALL_ACTIVE          (EL_FIRST_RUNTIME_REAL + 74)
#define EL_MM_GRAY_BALL_OPENING         (EL_FIRST_RUNTIME_REAL + 75)
#define EL_MM_ICE_WALL_SHRINKING        (EL_FIRST_RUNTIME_REAL + 76)
#define EL_MM_AMOEBA_WALL_GROWING       (EL_FIRST_RUNTIME_REAL + 77)
#define EL_MM_PACMAN_EATING_RIGHT       (EL_FIRST_RUNTIME_REAL + 78)
#define EL_MM_PACMAN_EATING_UP          (EL_FIRST_RUNTIME_REAL + 79)
#define EL_MM_PACMAN_EATING_LEFT        (EL_FIRST_RUNTIME_REAL + 80)
#define EL_MM_PACMAN_EATING_DOWN        (EL_FIRST_RUNTIME_REAL + 81)
#define EL_MM_BOMB_ACTIVE               (EL_FIRST_RUNTIME_REAL + 82)
#define EL_DF_MINE_ACTIVE               (EL_FIRST_RUNTIME_REAL + 83)

#define NUM_DRAWABLE_ELEMENTS           (EL_FIRST_RUNTIME_REAL + 84)

#define EL_MM_RUNTIME_START             EL_MM_EXIT_OPENING
#define EL_MM_RUNTIME_END               EL_MM_AMOEBA_WALL_GROWING

// "unreal" (and therefore not drawable) runtime elements
#define EL_FIRST_RUNTIME_UNREAL         (NUM_DRAWABLE_ELEMENTS)

#define EL_BLOCKED                      (EL_FIRST_RUNTIME_UNREAL + 0)
#define EL_EXPLOSION                    (EL_FIRST_RUNTIME_UNREAL + 1)
#define EL_NUT_BREAKING                 (EL_FIRST_RUNTIME_UNREAL + 2)
#define EL_DIAMOND_BREAKING             (EL_FIRST_RUNTIME_UNREAL + 3)
#define EL_ACID_SPLASH_LEFT             (EL_FIRST_RUNTIME_UNREAL + 4)
#define EL_ACID_SPLASH_RIGHT            (EL_FIRST_RUNTIME_UNREAL + 5)
#define EL_AMOEBA_GROWING               (EL_FIRST_RUNTIME_UNREAL + 6)
#define EL_AMOEBA_SHRINKING             (EL_FIRST_RUNTIME_UNREAL + 7)
#define EL_EXPANDABLE_WALL_GROWING      (EL_FIRST_RUNTIME_UNREAL + 8)
#define EL_EXPANDABLE_STEELWALL_GROWING (EL_FIRST_RUNTIME_UNREAL + 9)
#define EL_FLAMES                       (EL_FIRST_RUNTIME_UNREAL + 10)
#define EL_PLAYER_IS_LEAVING            (EL_FIRST_RUNTIME_UNREAL + 11)
#define EL_PLAYER_IS_EXPLODING_1        (EL_FIRST_RUNTIME_UNREAL + 12)
#define EL_PLAYER_IS_EXPLODING_2        (EL_FIRST_RUNTIME_UNREAL + 13)
#define EL_PLAYER_IS_EXPLODING_3        (EL_FIRST_RUNTIME_UNREAL + 14)
#define EL_PLAYER_IS_EXPLODING_4        (EL_FIRST_RUNTIME_UNREAL + 15)
#define EL_QUICKSAND_FILLING            (EL_FIRST_RUNTIME_UNREAL + 16)
#define EL_QUICKSAND_FAST_FILLING       (EL_FIRST_RUNTIME_UNREAL + 17)
#define EL_MAGIC_WALL_FILLING           (EL_FIRST_RUNTIME_UNREAL + 18)
#define EL_BD_MAGIC_WALL_FILLING        (EL_FIRST_RUNTIME_UNREAL + 19)
#define EL_DC_MAGIC_WALL_FILLING        (EL_FIRST_RUNTIME_UNREAL + 20)
#define EL_ELEMENT_SNAPPING             (EL_FIRST_RUNTIME_UNREAL + 21)
#define EL_DIAGONAL_SHRINKING           (EL_FIRST_RUNTIME_UNREAL + 22)
#define EL_DIAGONAL_GROWING             (EL_FIRST_RUNTIME_UNREAL + 23)

#define NUM_RUNTIME_ELEMENTS            (EL_FIRST_RUNTIME_UNREAL + 24)

// dummy elements (never used as game elements, only used as graphics)
#define EL_FIRST_DUMMY                  NUM_RUNTIME_ELEMENTS

#define EL_STEELWALL_TOPLEFT            (EL_FIRST_DUMMY + 0)
#define EL_STEELWALL_TOPRIGHT           (EL_FIRST_DUMMY + 1)
#define EL_STEELWALL_BOTTOMLEFT         (EL_FIRST_DUMMY + 2)
#define EL_STEELWALL_BOTTOMRIGHT        (EL_FIRST_DUMMY + 3)
#define EL_STEELWALL_HORIZONTAL         (EL_FIRST_DUMMY + 4)
#define EL_STEELWALL_VERTICAL           (EL_FIRST_DUMMY + 5)
#define EL_INVISIBLE_STEELWALL_TOPLEFT     (EL_FIRST_DUMMY + 6)
#define EL_INVISIBLE_STEELWALL_TOPRIGHT    (EL_FIRST_DUMMY + 7)
#define EL_INVISIBLE_STEELWALL_BOTTOMLEFT  (EL_FIRST_DUMMY + 8)
#define EL_INVISIBLE_STEELWALL_BOTTOMRIGHT (EL_FIRST_DUMMY + 9)
#define EL_INVISIBLE_STEELWALL_HORIZONTAL  (EL_FIRST_DUMMY + 10)
#define EL_INVISIBLE_STEELWALL_VERTICAL    (EL_FIRST_DUMMY + 11)
#define EL_DYNABOMB                     (EL_FIRST_DUMMY + 12)
#define EL_DYNABOMB_ACTIVE              (EL_FIRST_DUMMY + 13)
#define EL_DYNABOMB_PLAYER_1            (EL_FIRST_DUMMY + 14)
#define EL_DYNABOMB_PLAYER_2            (EL_FIRST_DUMMY + 15)
#define EL_DYNABOMB_PLAYER_3            (EL_FIRST_DUMMY + 16)
#define EL_DYNABOMB_PLAYER_4            (EL_FIRST_DUMMY + 17)
#define EL_SHIELD_NORMAL_ACTIVE         (EL_FIRST_DUMMY + 18)
#define EL_SHIELD_DEADLY_ACTIVE         (EL_FIRST_DUMMY + 19)
#define EL_AMOEBA                       (EL_FIRST_DUMMY + 20)
#define EL_MM_LIGHTBALL_RED             (EL_FIRST_DUMMY + 21)
#define EL_MM_LIGHTBALL_BLUE            (EL_FIRST_DUMMY + 22)
#define EL_MM_LIGHTBALL_YELLOW          (EL_FIRST_DUMMY + 23)
#define EL_DEFAULT                      (EL_FIRST_DUMMY + 24)
#define EL_BD_DEFAULT                   (EL_FIRST_DUMMY + 25)
#define EL_SP_DEFAULT                   (EL_FIRST_DUMMY + 26)
#define EL_SB_DEFAULT                   (EL_FIRST_DUMMY + 27)
#define EL_MM_DEFAULT                   (EL_FIRST_DUMMY + 28)
#define EL_GRAPHIC_1                    (EL_FIRST_DUMMY + 29)
#define EL_GRAPHIC_2                    (EL_FIRST_DUMMY + 30)
#define EL_GRAPHIC_3                    (EL_FIRST_DUMMY + 31)
#define EL_GRAPHIC_4                    (EL_FIRST_DUMMY + 32)
#define EL_GRAPHIC_5                    (EL_FIRST_DUMMY + 33)
#define EL_GRAPHIC_6                    (EL_FIRST_DUMMY + 34)
#define EL_GRAPHIC_7                    (EL_FIRST_DUMMY + 35)
#define EL_GRAPHIC_8                    (EL_FIRST_DUMMY + 36)

// internal elements (only used for internal purposes like copying)
#define EL_FIRST_INTERNAL               (EL_FIRST_DUMMY + 37)

#define EL_INTERNAL_CLIPBOARD_CUSTOM    (EL_FIRST_INTERNAL + 0)
#define EL_INTERNAL_CLIPBOARD_CHANGE    (EL_FIRST_INTERNAL + 1)
#define EL_INTERNAL_CLIPBOARD_GROUP     (EL_FIRST_INTERNAL + 2)
#define EL_INTERNAL_DUMMY               (EL_FIRST_INTERNAL + 3)

#define EL_INTERNAL_CASCADE_BD                  (EL_FIRST_INTERNAL + 4)
#define EL_INTERNAL_CASCADE_BD_ACTIVE           (EL_FIRST_INTERNAL + 5)
#define EL_INTERNAL_CASCADE_EM                  (EL_FIRST_INTERNAL + 6)
#define EL_INTERNAL_CASCADE_EM_ACTIVE           (EL_FIRST_INTERNAL + 7)
#define EL_INTERNAL_CASCADE_EMC                 (EL_FIRST_INTERNAL + 8)
#define EL_INTERNAL_CASCADE_EMC_ACTIVE          (EL_FIRST_INTERNAL + 9)
#define EL_INTERNAL_CASCADE_RND                 (EL_FIRST_INTERNAL + 10)
#define EL_INTERNAL_CASCADE_RND_ACTIVE          (EL_FIRST_INTERNAL + 11)
#define EL_INTERNAL_CASCADE_SB                  (EL_FIRST_INTERNAL + 12)
#define EL_INTERNAL_CASCADE_SB_ACTIVE           (EL_FIRST_INTERNAL + 13)
#define EL_INTERNAL_CASCADE_SP                  (EL_FIRST_INTERNAL + 14)
#define EL_INTERNAL_CASCADE_SP_ACTIVE           (EL_FIRST_INTERNAL + 15)
#define EL_INTERNAL_CASCADE_DC                  (EL_FIRST_INTERNAL + 16)
#define EL_INTERNAL_CASCADE_DC_ACTIVE           (EL_FIRST_INTERNAL + 17)
#define EL_INTERNAL_CASCADE_DX                  (EL_FIRST_INTERNAL + 18)
#define EL_INTERNAL_CASCADE_DX_ACTIVE           (EL_FIRST_INTERNAL + 19)
#define EL_INTERNAL_CASCADE_MM                  (EL_FIRST_INTERNAL + 20)
#define EL_INTERNAL_CASCADE_MM_ACTIVE           (EL_FIRST_INTERNAL + 21)
#define EL_INTERNAL_CASCADE_DF                  (EL_FIRST_INTERNAL + 22)
#define EL_INTERNAL_CASCADE_DF_ACTIVE           (EL_FIRST_INTERNAL + 23)
#define EL_INTERNAL_CASCADE_CHARS               (EL_FIRST_INTERNAL + 24)
#define EL_INTERNAL_CASCADE_CHARS_ACTIVE        (EL_FIRST_INTERNAL + 25)
#define EL_INTERNAL_CASCADE_STEEL_CHARS         (EL_FIRST_INTERNAL + 26)
#define EL_INTERNAL_CASCADE_STEEL_CHARS_ACTIVE  (EL_FIRST_INTERNAL + 27)
#define EL_INTERNAL_CASCADE_CE                  (EL_FIRST_INTERNAL + 28)
#define EL_INTERNAL_CASCADE_CE_ACTIVE           (EL_FIRST_INTERNAL + 29)
#define EL_INTERNAL_CASCADE_GE                  (EL_FIRST_INTERNAL + 30)
#define EL_INTERNAL_CASCADE_GE_ACTIVE           (EL_FIRST_INTERNAL + 31)
#define EL_INTERNAL_CASCADE_ES                  (EL_FIRST_INTERNAL + 32)
#define EL_INTERNAL_CASCADE_ES_ACTIVE           (EL_FIRST_INTERNAL + 33)
#define EL_INTERNAL_CASCADE_REF                 (EL_FIRST_INTERNAL + 34)
#define EL_INTERNAL_CASCADE_REF_ACTIVE          (EL_FIRST_INTERNAL + 35)
#define EL_INTERNAL_CASCADE_USER                (EL_FIRST_INTERNAL + 36)
#define EL_INTERNAL_CASCADE_USER_ACTIVE         (EL_FIRST_INTERNAL + 37)
#define EL_INTERNAL_CASCADE_DYNAMIC             (EL_FIRST_INTERNAL + 38)
#define EL_INTERNAL_CASCADE_DYNAMIC_ACTIVE      (EL_FIRST_INTERNAL + 39)

#define EL_INTERNAL_CLIPBOARD_START     (EL_FIRST_INTERNAL + 0)
#define EL_INTERNAL_CLIPBOARD_END       (EL_FIRST_INTERNAL + 2)
#define EL_INTERNAL_START               (EL_FIRST_INTERNAL + 0)
#define EL_INTERNAL_END                 (EL_FIRST_INTERNAL + 39)

#define MAX_NUM_ELEMENTS                (EL_FIRST_INTERNAL + 40)


// values for graphics/sounds action types
enum
{
  ACTION_DEFAULT = 0,
  ACTION_WAITING,
  ACTION_FALLING,
  ACTION_MOVING,
  ACTION_DIGGING,
  ACTION_SNAPPING,
  ACTION_COLLECTING,
  ACTION_DROPPING,
  ACTION_PUSHING,
  ACTION_WALKING,
  ACTION_PASSING,
  ACTION_IMPACT,
  ACTION_BREAKING,
  ACTION_ACTIVATING,
  ACTION_DEACTIVATING,
  ACTION_OPENING,
  ACTION_CLOSING,
  ACTION_ATTACKING,
  ACTION_GROWING,
  ACTION_SHRINKING,
  ACTION_ACTIVE,
  ACTION_FILLING,
  ACTION_EMPTYING,
  ACTION_CHANGING,
  ACTION_EXPLODING,
  ACTION_BORING,
  ACTION_BORING_1,
  ACTION_BORING_2,
  ACTION_BORING_3,
  ACTION_BORING_4,
  ACTION_BORING_5,
  ACTION_BORING_6,
  ACTION_BORING_7,
  ACTION_BORING_8,
  ACTION_BORING_9,
  ACTION_BORING_10,
  ACTION_SLEEPING,
  ACTION_SLEEPING_1,
  ACTION_SLEEPING_2,
  ACTION_SLEEPING_3,
  ACTION_AWAKENING,
  ACTION_DYING,
  ACTION_TURNING,
  ACTION_TURNING_FROM_LEFT,
  ACTION_TURNING_FROM_RIGHT,
  ACTION_TURNING_FROM_UP,
  ACTION_TURNING_FROM_DOWN,
  ACTION_SMASHED_BY_ROCK,
  ACTION_SMASHED_BY_SPRING,
  ACTION_EATING,
  ACTION_TWINKLING,
  ACTION_SPLASHING,
  ACTION_HITTING,
  ACTION_PAGE_1,
  ACTION_PAGE_2,
  ACTION_PAGE_3,
  ACTION_PAGE_4,
  ACTION_PAGE_5,
  ACTION_PAGE_6,
  ACTION_PAGE_7,
  ACTION_PAGE_8,
  ACTION_PAGE_9,
  ACTION_PAGE_10,
  ACTION_PAGE_11,
  ACTION_PAGE_12,
  ACTION_PAGE_13,
  ACTION_PAGE_14,
  ACTION_PAGE_15,
  ACTION_PAGE_16,
  ACTION_PAGE_17,
  ACTION_PAGE_18,
  ACTION_PAGE_19,
  ACTION_PAGE_20,
  ACTION_PAGE_21,
  ACTION_PAGE_22,
  ACTION_PAGE_23,
  ACTION_PAGE_24,
  ACTION_PAGE_25,
  ACTION_PAGE_26,
  ACTION_PAGE_27,
  ACTION_PAGE_28,
  ACTION_PAGE_29,
  ACTION_PAGE_30,
  ACTION_PAGE_31,
  ACTION_PAGE_32,
  ACTION_PART_1,
  ACTION_PART_2,
  ACTION_PART_3,
  ACTION_PART_4,
  ACTION_PART_5,
  ACTION_PART_6,
  ACTION_PART_7,
  ACTION_PART_8,
  ACTION_PART_9,
  ACTION_PART_10,
  ACTION_PART_11,
  ACTION_PART_12,
  ACTION_PART_13,
  ACTION_PART_14,
  ACTION_PART_15,
  ACTION_PART_16,
  ACTION_PART_17,
  ACTION_PART_18,
  ACTION_PART_19,
  ACTION_PART_20,
  ACTION_PART_21,
  ACTION_PART_22,
  ACTION_PART_23,
  ACTION_PART_24,
  ACTION_PART_25,
  ACTION_PART_26,
  ACTION_PART_27,
  ACTION_PART_28,
  ACTION_PART_29,
  ACTION_PART_30,
  ACTION_PART_31,
  ACTION_PART_32,
  ACTION_OTHER,

  NUM_ACTIONS
};

#define ACTION_BORING_LAST              ACTION_BORING_10
#define ACTION_SLEEPING_LAST            ACTION_SLEEPING_3


// values for special image configuration suffixes (must match game mode)
enum
{
  GFX_SPECIAL_ARG_DEFAULT = 0,
  GFX_SPECIAL_ARG_LOADING_INITIAL,
  GFX_SPECIAL_ARG_LOADING,
  GFX_SPECIAL_ARG_TITLE_INITIAL,
  GFX_SPECIAL_ARG_TITLE_INITIAL_1,
  GFX_SPECIAL_ARG_TITLE_INITIAL_2,
  GFX_SPECIAL_ARG_TITLE_INITIAL_3,
  GFX_SPECIAL_ARG_TITLE_INITIAL_4,
  GFX_SPECIAL_ARG_TITLE_INITIAL_5,
  GFX_SPECIAL_ARG_TITLE,
  GFX_SPECIAL_ARG_TITLE_1,
  GFX_SPECIAL_ARG_TITLE_2,
  GFX_SPECIAL_ARG_TITLE_3,
  GFX_SPECIAL_ARG_TITLE_4,
  GFX_SPECIAL_ARG_TITLE_5,
  GFX_SPECIAL_ARG_MAIN,
  GFX_SPECIAL_ARG_NAMES,
  GFX_SPECIAL_ARG_LEVELS,
  GFX_SPECIAL_ARG_LEVELNR,
  GFX_SPECIAL_ARG_SCORES,
  GFX_SPECIAL_ARG_SCOREINFO,
  GFX_SPECIAL_ARG_EDITOR,
  GFX_SPECIAL_ARG_INFO,
  GFX_SPECIAL_ARG_SETUP,
  GFX_SPECIAL_ARG_PLAYING,
  GFX_SPECIAL_ARG_DOOR,
  GFX_SPECIAL_ARG_TAPE,
  GFX_SPECIAL_ARG_PANEL,
  GFX_SPECIAL_ARG_PREVIEW,
  GFX_SPECIAL_ARG_CRUMBLED,
  GFX_SPECIAL_ARG_MAINONLY,
  GFX_SPECIAL_ARG_NAMESONLY,
  GFX_SPECIAL_ARG_SCORESONLY,
  GFX_SPECIAL_ARG_TYPENAME,
  GFX_SPECIAL_ARG_TYPENAMES,
  GFX_SPECIAL_ARG_SUBMENU,
  GFX_SPECIAL_ARG_MENU,
  GFX_SPECIAL_ARG_TOONS,
  GFX_SPECIAL_ARG_SCORESOLD,
  GFX_SPECIAL_ARG_SCORESNEW,
  GFX_SPECIAL_ARG_NO_TITLE,
  GFX_SPECIAL_ARG_FADING,
  GFX_SPECIAL_ARG_RESTARTING,
  GFX_SPECIAL_ARG_QUIT,

  NUM_SPECIAL_GFX_ARGS
};

// these additional definitions are currently only used for draw offsets
enum
{
  GFX_SPECIAL_ARG_INFO_MAIN = 0,
  GFX_SPECIAL_ARG_INFO_TITLE,
  GFX_SPECIAL_ARG_INFO_ELEMENTS,
  GFX_SPECIAL_ARG_INFO_MUSIC,
  GFX_SPECIAL_ARG_INFO_CREDITS,
  GFX_SPECIAL_ARG_INFO_PROGRAM,
  GFX_SPECIAL_ARG_INFO_VERSION,
  GFX_SPECIAL_ARG_INFO_LEVELSET,

  NUM_SPECIAL_GFX_INFO_ARGS
};

// these additional definitions are currently only used for draw offsets
// (must match SETUP_MODE_* values as defined in src/screens.c)
// (should also match corresponding entries in src/conf_gfx.c)
enum
{
  GFX_SPECIAL_ARG_SETUP_MAIN = 0,
  GFX_SPECIAL_ARG_SETUP_GAME,
  GFX_SPECIAL_ARG_SETUP_ENGINES,
  GFX_SPECIAL_ARG_SETUP_EDITOR,
  GFX_SPECIAL_ARG_SETUP_GRAPHICS,
  GFX_SPECIAL_ARG_SETUP_SOUND,
  GFX_SPECIAL_ARG_SETUP_ARTWORK,
  GFX_SPECIAL_ARG_SETUP_INPUT,
  GFX_SPECIAL_ARG_SETUP_TOUCH,
  GFX_SPECIAL_ARG_SETUP_SHORTCUTS,
  GFX_SPECIAL_ARG_SETUP_SHORTCUTS_1,
  GFX_SPECIAL_ARG_SETUP_SHORTCUTS_2,
  GFX_SPECIAL_ARG_SETUP_SHORTCUTS_3,
  GFX_SPECIAL_ARG_SETUP_SHORTCUTS_4,
  GFX_SPECIAL_ARG_SETUP_SHORTCUTS_5,
  GFX_SPECIAL_ARG_SETUP_CHOOSE_ARTWORK,
  GFX_SPECIAL_ARG_SETUP_CHOOSE_OTHER,

  NUM_SPECIAL_GFX_SETUP_ARGS
};

// values for image configuration suffixes
enum
{
  GFX_ARG_X = 0,
  GFX_ARG_Y,
  GFX_ARG_XPOS,
  GFX_ARG_YPOS,
  GFX_ARG_WIDTH,
  GFX_ARG_HEIGHT,
  GFX_ARG_VERTICAL,
  GFX_ARG_OFFSET,
  GFX_ARG_XOFFSET,
  GFX_ARG_YOFFSET,
  GFX_ARG_2ND_MOVEMENT_TILE,
  GFX_ARG_2ND_VERTICAL,
  GFX_ARG_2ND_OFFSET,
  GFX_ARG_2ND_XOFFSET,
  GFX_ARG_2ND_YOFFSET,
  GFX_ARG_2ND_SWAP_TILES,
  GFX_ARG_FRAMES,
  GFX_ARG_FRAMES_PER_LINE,
  GFX_ARG_START_FRAME,
  GFX_ARG_DELAY,
  GFX_ARG_ANIM_MODE,
  GFX_ARG_GLOBAL_SYNC,
  GFX_ARG_GLOBAL_ANIM_SYNC,
  GFX_ARG_CRUMBLED_LIKE,
  GFX_ARG_DIGGABLE_LIKE,
  GFX_ARG_BORDER_SIZE,
  GFX_ARG_STEP_OFFSET,
  GFX_ARG_STEP_XOFFSET,
  GFX_ARG_STEP_YOFFSET,
  GFX_ARG_STEP_DELAY,
  GFX_ARG_DIRECTION,
  GFX_ARG_POSITION,
  GFX_ARG_DRAW_XOFFSET,
  GFX_ARG_DRAW_YOFFSET,
  GFX_ARG_DRAW_MASKED,
  GFX_ARG_DRAW_ORDER,
  GFX_ARG_INIT_DELAY_FIXED,
  GFX_ARG_INIT_DELAY_RANDOM,
  GFX_ARG_INIT_DELAY_ACTION,
  GFX_ARG_ANIM_DELAY_FIXED,
  GFX_ARG_ANIM_DELAY_RANDOM,
  GFX_ARG_ANIM_DELAY_ACTION,
  GFX_ARG_POST_DELAY_FIXED,
  GFX_ARG_POST_DELAY_RANDOM,
  GFX_ARG_POST_DELAY_ACTION,
  GFX_ARG_INIT_EVENT,
  GFX_ARG_INIT_EVENT_ACTION,
  GFX_ARG_ANIM_EVENT,
  GFX_ARG_ANIM_EVENT_ACTION,
  GFX_ARG_NAME,
  GFX_ARG_SCALE_UP_FACTOR,
  GFX_ARG_TILE_SIZE,
  GFX_ARG_CLONE_FROM,
  GFX_ARG_FADE_MODE,
  GFX_ARG_FADE_DELAY,
  GFX_ARG_POST_DELAY,
  GFX_ARG_AUTO_DELAY,
  GFX_ARG_AUTO_DELAY_UNIT,
  GFX_ARG_ALIGN,
  GFX_ARG_VALIGN,
  GFX_ARG_SORT_PRIORITY,
  GFX_ARG_CLASS,
  GFX_ARG_STYLE,
  GFX_ARG_ALPHA,
  GFX_ARG_ACTIVE_XOFFSET,
  GFX_ARG_ACTIVE_YOFFSET,
  GFX_ARG_PRESSED_XOFFSET,
  GFX_ARG_PRESSED_YOFFSET,
  GFX_ARG_STACKED_XFACTOR,
  GFX_ARG_STACKED_YFACTOR,
  GFX_ARG_STACKED_XOFFSET,
  GFX_ARG_STACKED_YOFFSET,

  NUM_GFX_ARGS
};

// values for sound configuration suffixes
enum
{
  SND_ARG_MODE_LOOP = 0,
  SND_ARG_VOLUME,
  SND_ARG_PRIORITY,

  NUM_SND_ARGS
};

// values for music configuration suffixes
enum
{
  MUS_ARG_MODE_LOOP = 0,

  NUM_MUS_ARGS
};

// values for font configuration (definitions must match those from main.c)
enum
{
  FONT_INITIAL_1 = MAIN_FONT_INITIAL_1,
  FONT_INITIAL_2 = MAIN_FONT_INITIAL_2,
  FONT_INITIAL_3 = MAIN_FONT_INITIAL_3,
  FONT_INITIAL_4 = MAIN_FONT_INITIAL_4,
  FONT_TITLE_1,
  FONT_TITLE_2,
  FONT_MENU_1_ACTIVE,
  FONT_MENU_2_ACTIVE,
  FONT_MENU_1,
  FONT_MENU_2,
  FONT_TEXT_1_ACTIVE,
  FONT_TEXT_2_ACTIVE,
  FONT_TEXT_3_ACTIVE,
  FONT_TEXT_4_ACTIVE,
  FONT_TEXT_1,
  FONT_TEXT_2,
  FONT_TEXT_3,
  FONT_TEXT_4,
  FONT_ENVELOPE_1,
  FONT_ENVELOPE_2,
  FONT_ENVELOPE_3,
  FONT_ENVELOPE_4,
  FONT_REQUEST_NARROW,
  FONT_REQUEST,
  FONT_INPUT_1_ACTIVE,
  FONT_INPUT_2_ACTIVE,
  FONT_INPUT_1,
  FONT_INPUT_2,
  FONT_OPTION_OFF_NARROW,
  FONT_OPTION_OFF,
  FONT_OPTION_ON_NARROW,
  FONT_OPTION_ON,
  FONT_VALUE_1,
  FONT_VALUE_2,
  FONT_VALUE_OLD_NARROW,
  FONT_VALUE_OLD,
  FONT_VALUE_NARROW,
  FONT_LEVEL_NUMBER_ACTIVE,
  FONT_LEVEL_NUMBER,
  FONT_TAPE_RECORDER,
  FONT_GAME_INFO,
  FONT_INFO_ELEMENTS,
  FONT_INFO_LEVELSET,
  FONT_MAIN_NETWORK_PLAYERS,

  NUM_FONTS
};

#define NUM_INITIAL_FONTS               4

// values for toon animation configuration
#define MAX_NUM_TOONS                   20

// values for global animation configuration (must match those from main.c)
#define NUM_GLOBAL_ANIMS                MAX_GLOBAL_ANIMS
#define NUM_GLOBAL_ANIM_PARTS           MAX_GLOBAL_ANIM_PARTS
#define NUM_GLOBAL_ANIM_PARTS_ALL       (NUM_GLOBAL_ANIM_PARTS + 1)
#define NUM_GLOBAL_ANIM_TOKENS          (2 * NUM_GLOBAL_ANIMS)

#define GLOBAL_ANIM_ID_GRAPHIC_FIRST    0
#define GLOBAL_ANIM_ID_GRAPHIC_LAST     (NUM_GLOBAL_ANIMS - 1)
#define GLOBAL_ANIM_ID_CONTROL_FIRST    (NUM_GLOBAL_ANIMS)
#define GLOBAL_ANIM_ID_CONTROL_LAST     (2 * NUM_GLOBAL_ANIMS - 1)

#define GLOBAL_ANIM_ID_PART_FIRST       0
#define GLOBAL_ANIM_ID_PART_LAST        (NUM_GLOBAL_ANIM_PARTS - 1)
#define GLOBAL_ANIM_ID_PART_BASE        (NUM_GLOBAL_ANIM_PARTS)

// values for global border graphics
#define IMG_GLOBAL_BORDER_FIRST         IMG_GLOBAL_BORDER
#define IMG_GLOBAL_BORDER_LAST          IMG_GLOBAL_BORDER_PLAYING

// values for game_status (must match special image configuration suffixes)
#define GAME_MODE_DEFAULT               GFX_SPECIAL_ARG_DEFAULT
#define GAME_MODE_LOADING_INITIAL       GFX_SPECIAL_ARG_LOADING_INITIAL
#define GAME_MODE_LOADING               GFX_SPECIAL_ARG_LOADING
#define GAME_MODE_TITLE_INITIAL         GFX_SPECIAL_ARG_TITLE_INITIAL
#define GAME_MODE_TITLE_INITIAL_1       GFX_SPECIAL_ARG_TITLE_INITIAL_1
#define GAME_MODE_TITLE_INITIAL_2       GFX_SPECIAL_ARG_TITLE_INITIAL_2
#define GAME_MODE_TITLE_INITIAL_3       GFX_SPECIAL_ARG_TITLE_INITIAL_3
#define GAME_MODE_TITLE_INITIAL_4       GFX_SPECIAL_ARG_TITLE_INITIAL_4
#define GAME_MODE_TITLE_INITIAL_5       GFX_SPECIAL_ARG_TITLE_INITIAL_5
#define GAME_MODE_TITLE                 GFX_SPECIAL_ARG_TITLE
#define GAME_MODE_TITLE_1               GFX_SPECIAL_ARG_TITLE_1
#define GAME_MODE_TITLE_2               GFX_SPECIAL_ARG_TITLE_2
#define GAME_MODE_TITLE_3               GFX_SPECIAL_ARG_TITLE_3
#define GAME_MODE_TITLE_4               GFX_SPECIAL_ARG_TITLE_4
#define GAME_MODE_TITLE_5               GFX_SPECIAL_ARG_TITLE_5
#define GAME_MODE_MAIN                  GFX_SPECIAL_ARG_MAIN
#define GAME_MODE_NAMES                 GFX_SPECIAL_ARG_NAMES
#define GAME_MODE_LEVELS                GFX_SPECIAL_ARG_LEVELS
#define GAME_MODE_LEVELNR               GFX_SPECIAL_ARG_LEVELNR
#define GAME_MODE_SCORES                GFX_SPECIAL_ARG_SCORES
#define GAME_MODE_SCOREINFO             GFX_SPECIAL_ARG_SCOREINFO
#define GAME_MODE_EDITOR                GFX_SPECIAL_ARG_EDITOR
#define GAME_MODE_INFO                  GFX_SPECIAL_ARG_INFO
#define GAME_MODE_SETUP                 GFX_SPECIAL_ARG_SETUP
#define GAME_MODE_PLAYING               GFX_SPECIAL_ARG_PLAYING
#define GAME_MODE_PSEUDO_DOOR           GFX_SPECIAL_ARG_DOOR
#define GAME_MODE_PSEUDO_TAPE           GFX_SPECIAL_ARG_TAPE
#define GAME_MODE_PSEUDO_PANEL          GFX_SPECIAL_ARG_PANEL
#define GAME_MODE_PSEUDO_PREVIEW        GFX_SPECIAL_ARG_PREVIEW
#define GAME_MODE_PSEUDO_CRUMBLED       GFX_SPECIAL_ARG_CRUMBLED
#define GAME_MODE_PSEUDO_MAINONLY       GFX_SPECIAL_ARG_MAINONLY
#define GAME_MODE_PSEUDO_NAMESONLY      GFX_SPECIAL_ARG_NAMESONLY
#define GAME_MODE_PSEUDO_SCORESONLY     GFX_SPECIAL_ARG_SCORESONLY
#define GAME_MODE_PSEUDO_TYPENAME       GFX_SPECIAL_ARG_TYPENAME
#define GAME_MODE_PSEUDO_TYPENAMES      GFX_SPECIAL_ARG_TYPENAMES
#define GAME_MODE_PSEUDO_SUBMENU        GFX_SPECIAL_ARG_SUBMENU
#define GAME_MODE_PSEUDO_MENU           GFX_SPECIAL_ARG_MENU
#define GAME_MODE_PSEUDO_TOONS          GFX_SPECIAL_ARG_TOONS
#define GAME_MODE_PSEUDO_SCORESOLD      GFX_SPECIAL_ARG_SCORESOLD
#define GAME_MODE_PSEUDO_SCORESNEW      GFX_SPECIAL_ARG_SCORESNEW
#define GAME_MODE_PSEUDO_NO_TITLE       GFX_SPECIAL_ARG_NO_TITLE
#define GAME_MODE_PSEUDO_FADING         GFX_SPECIAL_ARG_FADING
#define GAME_MODE_PSEUDO_RESTARTING     GFX_SPECIAL_ARG_RESTARTING
#define GAME_MODE_QUIT                  GFX_SPECIAL_ARG_QUIT

#define NUM_GAME_MODES                  NUM_SPECIAL_GFX_ARGS

// special definitions currently only used for custom artwork configuration
#define MUSIC_PREFIX_BACKGROUND         0
#define NUM_MUSIC_PREFIXES              1

// definitions for demo animation lists
#define HELPANIM_LIST_NEXT              -1
#define HELPANIM_LIST_END               -999


// program information and versioning definitions
#define PROGRAM_VERSION_SUPER           4
#define PROGRAM_VERSION_MAJOR           3
#define PROGRAM_VERSION_MINOR           8
#define PROGRAM_VERSION_PATCH           2
#define PROGRAM_VERSION_EXTRA           ""

#define PROGRAM_TITLE_STRING            "Rocks'n'Diamonds"
#define PROGRAM_AUTHOR_STRING           "Holger Schemel"
#define PROGRAM_EMAIL_STRING            "info@artsoft.org"
#define PROGRAM_WEBSITE_STRING          "https://www.artsoft.org/"
#define PROGRAM_COPYRIGHT_STRING        "1995-2024 by Holger Schemel"
#define PROGRAM_COMPANY_STRING          "A Game by Artsoft Entertainment"

#define PROGRAM_ICON_FILENAME           "icons/icon.png"

#define COOKIE_PREFIX                   "ROCKSNDIAMONDS"

#define USERDATA_DIRECTORY_OTHER        "userdata"

/* file version numbers for resource files (levels, tapes, score, setup, etc.)
** currently supported/known file version numbers:
**      1.0 (old)
**      1.2 (still in use)
**      1.4 (still in use)
**      2.0 (actual)
*/
#define FILE_VERSION_1_0                VERSION_IDENT(1,0,0,0)
#define FILE_VERSION_1_2                VERSION_IDENT(1,2,0,0)
#define FILE_VERSION_1_4                VERSION_IDENT(1,4,0,0)
#define FILE_VERSION_2_0                VERSION_IDENT(2,0,0,0)
#define FILE_VERSION_3_0                VERSION_IDENT(3,0,0,0)

/* file version does not change for every program version, but is changed
   when new features are introduced that are incompatible with older file
   versions, so that they can be treated accordingly */
#define FILE_VERSION_ACTUAL             FILE_VERSION_3_0

#define GAME_VERSION_1_0                FILE_VERSION_1_0
#define GAME_VERSION_1_2                FILE_VERSION_1_2
#define GAME_VERSION_1_4                FILE_VERSION_1_4
#define GAME_VERSION_2_0                FILE_VERSION_2_0
#define GAME_VERSION_3_0                FILE_VERSION_3_0

#define GAME_VERSION_ACTUAL             VERSION_IDENT(PROGRAM_VERSION_SUPER, \
                                                      PROGRAM_VERSION_MAJOR, \
                                                      PROGRAM_VERSION_MINOR, \
                                                      PROGRAM_VERSION_PATCH)

// values for game_emulation
#define EMU_NONE                        0
#define EMU_BOULDERDASH                 1
#define EMU_UNUSED_2                    2
#define EMU_SUPAPLEX                    3

// values for level file type identifier
#define LEVEL_FILE_TYPE_UNKNOWN         0
#define LEVEL_FILE_TYPE_RND             1
#define LEVEL_FILE_TYPE_BD              2
#define LEVEL_FILE_TYPE_EM              3
#define LEVEL_FILE_TYPE_SP              4
#define LEVEL_FILE_TYPE_DX              5
#define LEVEL_FILE_TYPE_SB              6
#define LEVEL_FILE_TYPE_DC              7
#define LEVEL_FILE_TYPE_MM              8

#define NUM_LEVEL_FILE_TYPES            9

// values for game engine type identifier
#define GAME_ENGINE_TYPE_UNKNOWN        LEVEL_FILE_TYPE_UNKNOWN
#define GAME_ENGINE_TYPE_RND            LEVEL_FILE_TYPE_RND
#define GAME_ENGINE_TYPE_BD             LEVEL_FILE_TYPE_BD
#define GAME_ENGINE_TYPE_EM             LEVEL_FILE_TYPE_EM
#define GAME_ENGINE_TYPE_SP             LEVEL_FILE_TYPE_SP
#define GAME_ENGINE_TYPE_MM             LEVEL_FILE_TYPE_MM

#define NUM_ENGINE_TYPES                5

// values for automatically playing tapes
#define AUTOPLAY_NONE                   0
#define AUTOPLAY_PLAY                   (1 << 0)
#define AUTOPLAY_FFWD                   (1 << 1)
#define AUTOPLAY_WARP                   (1 << 2)
#define AUTOPLAY_TEST                   (1 << 3)
#define AUTOPLAY_SAVE                   (1 << 4)
#define AUTOPLAY_UPLOAD                 (1 << 5)
#define AUTOPLAY_FIX                    (1 << 6)
#define AUTOPLAY_WARP_NO_DISPLAY        AUTOPLAY_TEST

#define AUTOPLAY_MODE_NONE              0
#define AUTOPLAY_MODE_PLAY              (AUTOPLAY_MODE_NONE | AUTOPLAY_PLAY)
#define AUTOPLAY_MODE_FFWD              (AUTOPLAY_MODE_PLAY | AUTOPLAY_FFWD)
#define AUTOPLAY_MODE_WARP              (AUTOPLAY_MODE_FFWD | AUTOPLAY_WARP)
#define AUTOPLAY_MODE_TEST              (AUTOPLAY_MODE_WARP | AUTOPLAY_TEST)
#define AUTOPLAY_MODE_SAVE              (AUTOPLAY_MODE_TEST | AUTOPLAY_SAVE)
#define AUTOPLAY_MODE_UPLOAD            (AUTOPLAY_MODE_TEST | AUTOPLAY_UPLOAD)
#define AUTOPLAY_MODE_FIX               (AUTOPLAY_MODE_TEST | AUTOPLAY_FIX)
#define AUTOPLAY_MODE_WARP_NO_DISPLAY   AUTOPLAY_MODE_TEST


struct BorderInfo
{
  boolean draw_masked[NUM_SPECIAL_GFX_ARGS];
  boolean draw_masked_when_fading;
};

struct RequestButtonInfo
{
  struct TextPosInfo yes;
  struct TextPosInfo no;
  struct TextPosInfo confirm;

  struct TextPosInfo player_1;
  struct TextPosInfo player_2;
  struct TextPosInfo player_3;
  struct TextPosInfo player_4;

  struct TextPosInfo touch_yes;
  struct TextPosInfo touch_no;
  struct TextPosInfo touch_confirm;
};

struct MenuMainButtonInfo
{
  struct MenuPosInfo name;
  struct MenuPosInfo levels;
  struct MenuPosInfo scores;
  struct MenuPosInfo editor;
  struct MenuPosInfo info;
  struct MenuPosInfo game;
  struct MenuPosInfo setup;
  struct MenuPosInfo quit;

  struct MenuPosInfo prev_level;
  struct MenuPosInfo next_level;

  struct MenuPosInfo first_level;
  struct MenuPosInfo last_level;
  struct MenuPosInfo level_number;

  struct MenuPosInfo insert_solution;
  struct MenuPosInfo play_solution;

  struct MenuPosInfo levelset_info;
  struct MenuPosInfo switch_ecs_aga;
};

struct MenuMainTextInfo
{
  struct TextPosInfo name;
  struct TextPosInfo levels;
  struct TextPosInfo scores;
  struct TextPosInfo editor;
  struct TextPosInfo info;
  struct TextPosInfo game;
  struct TextPosInfo setup;
  struct TextPosInfo quit;

  struct TextPosInfo first_level;
  struct TextPosInfo last_level;
  struct TextPosInfo level_number;
  struct TextPosInfo level_info_1;
  struct TextPosInfo level_info_2;
  struct TextPosInfo level_name;
  struct TextPosInfo level_author;
  struct TextPosInfo level_year;
  struct TextPosInfo level_imported_from;
  struct TextPosInfo level_imported_by;
  struct TextPosInfo level_tested_by;
  struct TextPosInfo title_1;
  struct TextPosInfo title_2;
  struct TextPosInfo title_3;
};

struct MenuMainInputInfo
{
  struct TextPosInfo name;
};

struct MenuMainInfo
{
  struct MenuMainButtonInfo button;
  struct MenuMainTextInfo text;
  struct MenuMainInputInfo input;

  struct TextPosInfo preview_players;
  struct TextPosInfo network_players;
};

struct MenuSetupButtonInfo
{
  struct MenuPosInfo prev_player;
  struct MenuPosInfo next_player;

  struct MenuPosInfo touch_back;
  struct MenuPosInfo touch_next;
  struct MenuPosInfo touch_back2;
  struct MenuPosInfo touch_next2;
};

struct MenuSetupInfo
{
  struct MenuSetupButtonInfo button;
};

struct MenuScoresButtonInfo
{
  struct MenuPosInfo prev_level;
  struct MenuPosInfo next_level;
  struct MenuPosInfo prev_score;
  struct MenuPosInfo next_score;
  struct MenuPosInfo play_tape;
};

struct MenuScoresInfo
{
  struct MenuScoresButtonInfo button;
};

struct TitleFadingInfo
{
  int fade_mode;
  int fade_delay;
  int post_delay;
  int auto_delay;
  int auto_delay_unit;
};

struct TitleMessageInfo
{
  int x, y;
  int width, height;
  int chars, lines;
  int align, valign;
  int font;
  boolean autowrap;
  boolean centered;
  boolean parse_comments;
  int sort_priority;

  int fade_mode;
  int fade_delay;
  int post_delay;
  int auto_delay;
  int auto_delay_unit;
};

struct InitInfo
{
  struct MenuPosInfo busy_initial;
  struct MenuPosInfo busy;
  struct MenuPosInfo busy_playfield;
};

struct MenuInfo
{
  int draw_xoffset[NUM_SPECIAL_GFX_ARGS];
  int draw_yoffset[NUM_SPECIAL_GFX_ARGS];
  int draw_xoffset_info[NUM_SPECIAL_GFX_INFO_ARGS];
  int draw_yoffset_info[NUM_SPECIAL_GFX_INFO_ARGS];
  int draw_xoffset_setup[NUM_SPECIAL_GFX_SETUP_ARGS];
  int draw_yoffset_setup[NUM_SPECIAL_GFX_SETUP_ARGS];

  int scrollbar_xoffset;

  struct MenuPosInfo list_setup[NUM_SPECIAL_GFX_SETUP_ARGS];

  int list_size[NUM_SPECIAL_GFX_ARGS];
  int list_size_info[NUM_SPECIAL_GFX_INFO_ARGS];
  int list_entry_size_info[NUM_SPECIAL_GFX_INFO_ARGS];
  int tile_size_info[NUM_SPECIAL_GFX_INFO_ARGS];

  int left_spacing[NUM_SPECIAL_GFX_ARGS];
  int left_spacing_info[NUM_SPECIAL_GFX_INFO_ARGS];
  int left_spacing_setup[NUM_SPECIAL_GFX_SETUP_ARGS];
  int middle_spacing_info[NUM_SPECIAL_GFX_INFO_ARGS];
  int right_spacing[NUM_SPECIAL_GFX_ARGS];
  int right_spacing_info[NUM_SPECIAL_GFX_INFO_ARGS];
  int right_spacing_setup[NUM_SPECIAL_GFX_SETUP_ARGS];
  int top_spacing[NUM_SPECIAL_GFX_ARGS];
  int top_spacing_info[NUM_SPECIAL_GFX_INFO_ARGS];
  int top_spacing_setup[NUM_SPECIAL_GFX_SETUP_ARGS];
  int bottom_spacing[NUM_SPECIAL_GFX_ARGS];
  int bottom_spacing_info[NUM_SPECIAL_GFX_INFO_ARGS];
  int bottom_spacing_setup[NUM_SPECIAL_GFX_SETUP_ARGS];

  int paragraph_spacing[NUM_SPECIAL_GFX_ARGS];
  int paragraph_spacing_info[NUM_SPECIAL_GFX_INFO_ARGS];
  int paragraph_spacing_setup[NUM_SPECIAL_GFX_SETUP_ARGS];
  int headline1_spacing[NUM_SPECIAL_GFX_ARGS];
  int headline1_spacing_info[NUM_SPECIAL_GFX_INFO_ARGS];
  int headline1_spacing_setup[NUM_SPECIAL_GFX_SETUP_ARGS];
  int headline2_spacing[NUM_SPECIAL_GFX_ARGS];
  int headline2_spacing_info[NUM_SPECIAL_GFX_INFO_ARGS];
  int headline2_spacing_setup[NUM_SPECIAL_GFX_SETUP_ARGS];
  int line_spacing[NUM_SPECIAL_GFX_ARGS];
  int line_spacing_info[NUM_SPECIAL_GFX_INFO_ARGS];
  int line_spacing_setup[NUM_SPECIAL_GFX_SETUP_ARGS];
  int extra_spacing[NUM_SPECIAL_GFX_ARGS];
  int extra_spacing_info[NUM_SPECIAL_GFX_INFO_ARGS];
  int extra_spacing_setup[NUM_SPECIAL_GFX_SETUP_ARGS];

  struct TitleFadingInfo enter_menu;
  struct TitleFadingInfo leave_menu;
  struct TitleFadingInfo enter_screen[NUM_SPECIAL_GFX_ARGS];
  struct TitleFadingInfo leave_screen[NUM_SPECIAL_GFX_ARGS];
  struct TitleFadingInfo next_screen[NUM_SPECIAL_GFX_ARGS];

  int sound[NUM_SPECIAL_GFX_ARGS];
  int music[NUM_SPECIAL_GFX_ARGS];

  struct MenuMainInfo main;
  struct MenuSetupInfo setup;
  struct MenuScoresInfo scores;
};

struct DoorInfo
{
  struct DoorPartPosInfo part_1;
  struct DoorPartPosInfo part_2;
  struct DoorPartPosInfo part_3;
  struct DoorPartPosInfo part_4;
  struct DoorPartPosInfo part_5;
  struct DoorPartPosInfo part_6;
  struct DoorPartPosInfo part_7;
  struct DoorPartPosInfo part_8;

  struct DoorPartPosInfo panel;

  int width;
  int height;
  int step_offset;
  int step_delay;
  int post_delay;
  int anim_mode;
};

struct RequestInfo
{
  struct RequestButtonInfo button;
  int x, y;
  int width, height;
  int border_size;
  int line_spacing;
  int step_offset;
  int step_delay;
  int anim_mode;
  int align;
  int valign;
  int sort_priority;
  boolean autowrap;
  boolean centered;
  boolean wrap_single_words;

  // run-time values
  Bitmap *bitmap;
  int sx, sy;
  int xsize, ysize;
};

struct PreviewInfo
{
  int x, y;
  int align, valign;
  int xsize, ysize;
  int xoffset, yoffset;
  int tile_size;
  int step_offset;
  int step_delay;
  int anim_mode;

  boolean redefined;            // redefined by custom artwork
};

struct EditorTabsInfo
{
  int x;
  int y;
  int yoffset2;
  int width;
  int height;
  int draw_xoffset;
  int draw_yoffset;
};

struct EditorSettingsInfo
{
  struct MenuPosInfo headline;

  struct XY element_graphic;
  struct XY element_name;

  struct EditorTabsInfo tabs;

  struct XY tooltip;
};

struct EditorGadgetInfo
{
  int normal_spacing;
  int small_spacing;
  int tiny_spacing;
  int line_spacing;
  int text_spacing;
  int tab_spacing;

  struct Rect separator_line;
};

struct EditorButtonInfo
{
  struct XYTileSize prev_level;
  struct XYTileSize next_level;

  struct XYTileSize properties;
  struct XYTileSize element_left;
  struct XYTileSize element_middle;
  struct XYTileSize element_right;
  struct XYTileSize palette;

  struct XYTileSize draw_single;
  struct XYTileSize draw_connected;
  struct XYTileSize draw_line;
  struct XYTileSize draw_arc;
  struct XYTileSize draw_rectangle;
  struct XYTileSize draw_filled_box;
  struct XYTileSize rotate_up;
  struct XYTileSize draw_text;
  struct XYTileSize flood_fill;
  struct XYTileSize rotate_left;
  struct XYTileSize zoom_level;
  struct XYTileSize rotate_right;
  struct XYTileSize draw_random;
  struct XYTileSize grab_brush;
  struct XYTileSize rotate_down;
  struct XYTileSize pick_element;

  struct XYTileSize ce_copy_from;
  struct XYTileSize ce_copy_to;
  struct XYTileSize ce_swap;
  struct XYTileSize ce_copy;
  struct XYTileSize ce_paste;

  struct XYTileSize undo;
  struct XYTileSize conf;
  struct XYTileSize save;
  struct XYTileSize clear;
  struct XYTileSize test;
  struct XYTileSize exit;
};

struct EditorInputInfo
{
  struct XY level_number;
};

struct EditorPaletteInfo
{
  int x, y;
  int cols, rows;
  int tile_size;
  boolean show_as_separate_screen;
  boolean show_on_element_buttons;

  struct XYTileSize element_left;
  struct XYTileSize element_middle;
  struct XYTileSize element_right;
};

struct EditorDrawingAreaInfo
{
  int tile_size;
};

struct EditorInfo
{
  struct EditorSettingsInfo settings;
  struct EditorGadgetInfo gadget;
  struct EditorButtonInfo button;
  struct EditorInputInfo input;
  struct EditorPaletteInfo palette;
  struct EditorDrawingAreaInfo drawingarea;
};

struct ViewportInfo
{
  struct RectWithBorder window[NUM_SPECIAL_GFX_ARGS];
  struct RectWithBorder playfield[NUM_SPECIAL_GFX_ARGS];
  struct RectWithBorder door_1[NUM_SPECIAL_GFX_ARGS];
  struct RectWithBorder door_2[NUM_SPECIAL_GFX_ARGS];
};

struct ScoreEntry
{
  char tape_basename[MAX_FILENAME_LEN + 1];
  char name[MAX_PLAYER_NAME_LEN + 1];
  int score;
  int time;             // time (in frames) or steps played

  // additional score information for score info screen
  int id;
  char tape_date[MAX_ISO_DATE_LEN + 1];
  char platform[MAX_PLATFORM_TEXT_LEN + 1];
  char version[MAX_VERSION_TEXT_LEN + 1];
  char country_code[MAX_COUNTRY_CODE_LEN + 1];
  char country_name[MAX_COUNTRY_NAME_LEN + 1];
};

struct ScoreInfo
{
  int file_version;     // file format version the score is stored with
  int game_version;     // game release version the score was created with

  char level_identifier[MAX_FILENAME_LEN + 1];
  int level_nr;

  int num_entries;
  int last_added;
  int last_added_local;
  int last_level_nr;
  int last_entry_nr;
  int next_level_nr;

  boolean updated;
  boolean uploaded;
  boolean tape_downloaded;
  boolean force_last_added;
  boolean continue_playing;
  boolean continue_on_return;

  struct ScoreEntry entry[MAX_SCORE_ENTRIES];
};

struct Content
{
  int e[3][3];
};

struct EnvelopeInfo
{
  int xsize;
  int ysize;

  boolean autowrap;
  boolean centered;

  char text[MAX_ENVELOPE_TEXT_LEN + 1];
};

struct LevelFileInfo
{
  int nr;
  int type;
  boolean packed;
  char *basename;
  char *filename;
};

struct DateInfo
{
  int year;
  int month;
  int day;

  enum
  {
    DATE_SRC_CLOCK,
    DATE_SRC_LEVELFILE
  } src;
};

struct LevelInfo
{
  struct LevelFileInfo file_info;

  int game_engine_type;

  // level stored in native format for the alternative native game engines
  struct LevelInfo_BD *native_bd_level;
  struct LevelInfo_EM *native_em_level;
  struct LevelInfo_SP *native_sp_level;
  struct LevelInfo_MM *native_mm_level;

  int file_version;     // file format version the level is stored with
  int game_version;     // game release version the level was created with

  struct DateInfo creation_date;

  boolean encoding_16bit_field;         // level contains 16-bit elements
  boolean encoding_16bit_yamyam;        // yamyam contains 16-bit elements
  boolean encoding_16bit_amoeba;        // amoeba contains 16-bit elements

  int fieldx, fieldy;

  int time;                             // available time (seconds)
  int gems_needed;
  boolean auto_count_gems;
  boolean rate_time_over_score;

  char name[MAX_LEVEL_NAME_LEN + 1];
  char author[MAX_LEVEL_AUTHOR_LEN + 1];

  int random_seed;

  struct EnvelopeInfo envelope[NUM_ENVELOPES];

  int score[LEVEL_SCORE_ELEMENTS];

  struct Content yamyam_content[MAX_ELEMENT_CONTENTS];
  int num_yamyam_contents;

  int amoeba_speed;
  int amoeba_content;

  int game_of_life[4];
  int biomaze[4];

  int time_magic_wall;
  int time_wheel;
  int time_light;
  int time_timegate;

  int shield_normal_time;
  int shield_deadly_time;

  int extra_time;
  int time_orb_time;

  int extra_time_score;

  int start_element[MAX_PLAYERS];
  boolean use_start_element[MAX_PLAYERS];

  int artwork_element[MAX_PLAYERS];
  boolean use_artwork_element[MAX_PLAYERS];

  int explosion_element[MAX_PLAYERS];
  boolean use_explosion_element[MAX_PLAYERS];

  // values for the new EMC elements
  int android_move_time;
  int android_clone_time;
  boolean ball_random;
  boolean ball_active_initial;
  int ball_time;
  int lenses_score;
  int magnify_score;
  int slurp_score;
  int lenses_time;
  int magnify_time;
  int wind_direction_initial;

  struct Content ball_content[MAX_ELEMENT_CONTENTS];
  int num_ball_contents;

  int num_android_clone_elements;
  int android_clone_element[MAX_ANDROID_ELEMENTS];

  int can_move_into_acid_bits;  // bitfield to store property for elements
  int dont_collide_with_bits;   // bitfield to store property for elements

  int initial_player_stepsize[MAX_PLAYERS];     // initial player speed
  boolean initial_player_gravity[MAX_PLAYERS];

  boolean use_initial_inventory[MAX_PLAYERS];
  int initial_inventory_size[MAX_PLAYERS];
  int initial_inventory_content[MAX_PLAYERS][MAX_INITIAL_INVENTORY_SIZE];

  boolean em_slippery_gems;     // EM style "gems slip from wall" behaviour
  boolean em_explodes_by_fire;  // EM style chain explosion behaviour
  boolean use_spring_bug;       // for compatibility with old levels
  boolean use_time_orb_bug;     // for compatibility with old levels
  boolean use_life_bugs;        // for compatibility with old levels
  boolean instant_relocation;   // no visual delay when relocating player
  boolean shifted_relocation;   // no level centering when relocating player
  boolean lazy_relocation;      // only redraw off-screen player relocation
  boolean can_pass_to_walkable; // player can pass to empty or walkable tile
  boolean grow_into_diggable;   // amoeba can grow into anything diggable
  boolean sb_fields_needed;     // all Sokoban fields must be solved
  boolean sb_objects_needed;    // all Sokoban objects must be solved
  boolean auto_exit_sokoban;    // automatically finish solved Sokoban levels
  boolean solved_by_one_player; // level is solved if one player enters exit
  boolean finish_dig_collect;   // only finished dig/collect triggers ce action
  boolean keep_walkable_ce;     // keep walkable CE if it changes to the player

  boolean continuous_snapping;  // repeated snapping without releasing key
  boolean block_snap_field;     // snapping blocks field to show animation
  boolean block_last_field;     // player blocks previous field while moving
  boolean sp_block_last_field;  // player blocks previous field while moving

  // values for MM/DF elements
  boolean mm_laser_red, mm_laser_green, mm_laser_blue;
  boolean df_laser_red, df_laser_green, df_laser_blue;
  int mm_time_fuse;
  int mm_time_bomb;
  int mm_time_ball;
  int mm_time_block;

  int num_mm_ball_contents;
  int mm_ball_choice_mode;
  int mm_ball_content[MAX_MM_BALL_CONTENTS];
  boolean rotate_mm_ball_content;
  boolean explode_mm_ball;

  // ('int' instead of 'boolean' because used as selectbox value in editor)
  int use_step_counter;         // count steps instead of seconds for level

  int time_score_base;          // use time score for 1 or 10 seconds/steps

  short field[MAX_LEV_FIELDX][MAX_LEV_FIELDY];

  boolean use_custom_template;  // use custom properties from template file

  boolean file_has_custom_elements;     // set when level file contains CEs

  boolean no_valid_file;        // set when level file missing or invalid
  boolean no_level_file;        // set when falling back to level template

  boolean changed;              // set when level was changed in the editor

  // runtime flags to handle bugs in old levels (not stored in level file)
  boolean use_action_after_change_bug;
};

struct NetworkLevelInfo
{
  char *leveldir_identifier;            // network levelset identifier

  struct LevelFileInfo file_info;       // file info for level file
  struct LevelFileInfo tmpl_info;       // file info for level template

  boolean use_network_level_files;      // use levels from network server
  boolean use_custom_template;          // use CEs from level template
};

struct GlobalInfo
{
  char *autoplay_leveldir;
  int autoplay_level[MAX_TAPES_PER_SET];
  int autoplay_mode;
  boolean autoplay_all;
  time_t autoplay_time;

  char *patchtapes_mode;
  char *patchtapes_leveldir;
  int patchtapes_level[MAX_TAPES_PER_SET];
  boolean patchtapes_all;

  char *convert_leveldir;
  int convert_level_nr;

  char *dumplevel_leveldir;
  int dumplevel_level_nr;

  char *dumptape_leveldir;
  int dumptape_level_nr;

  char *create_sketch_images_dir;
  char *create_collect_images_dir;

  int num_toons;

  float frames_per_second;
  boolean show_frames_per_second;

  // global values for fading screens and masking borders
  int border_status;

  // values for global animations
  int anim_status;
  int anim_status_next;

  boolean use_envelope_request;

  char **user_names;
};

struct ElementChangeInfo
{
  boolean can_change;           // use or ignore this change info

  boolean has_event[NUM_CHANGE_EVENTS];         // change events

  int trigger_player;           // player triggering change
  int trigger_side;             // side triggering change
  int trigger_page;             // page triggering change

  int target_element;           // target element after change

  int delay_fixed;              // added frame delay before changed (fixed)
  int delay_random;             // added frame delay before changed (random)
  int delay_frames;             // either 1 (frames) or 50 (seconds; 50 fps)

  int initial_trigger_element;  // initial element triggering change

  struct Content target_content;// elements for extended change target
  boolean use_target_content;   // use extended change target
  boolean only_if_complete;     // only use complete target content
  boolean use_random_replace;   // use random value for replacing elements
  int random_percentage;        // random value for replacing elements
  int replace_when;             // type of elements that can be replaced

  boolean explode;              // explode instead of change

  boolean has_action;           // execute action on specified condition
  int action_type;              // type of action
  int action_mode;              // mode of action
  int action_arg;               // parameter of action
  int action_element;           // element related to action

  // ---------- internal values used at runtime when playing ----------

  int trigger_element;          // element triggering change

  /* functions that are called before, while and after the change of an
     element -- currently only used for non-custom elements */
  void (*pre_change_function)(int x, int y);
  void (*change_function)(int x, int y);
  void (*post_change_function)(int x, int y);

  short actual_trigger_element; // element that actually triggered change
  int actual_trigger_x;         // element x position that triggered change
  int actual_trigger_y;         // element y position that triggered change
  int actual_trigger_side;      // element side that triggered the change
  int actual_trigger_player;    // player which actually triggered change
  int actual_trigger_player_bits; // player bits of triggering players
  int actual_trigger_ce_value;  // CE value of element that triggered change
  int actual_trigger_ce_score;  // CE score of element that triggered change

  boolean can_change_or_has_action;     // can_change | has_action

  // ---------- internal values used in level editor ----------

  int direct_action;            // change triggered by actions on element
  int other_action;             // change triggered by other element actions
};

struct ElementGroupInfo
{
  int num_elements;                     // number of elements in this group
  int element[MAX_ELEMENTS_IN_GROUP];   // list of elements in this group

  int choice_mode;              // how to choose element from group

  // ---------- internal values used at runtime when playing ----------

  /* the following is the same as above, but with recursively resolved group
     elements (group elements may also contain further group elements!) */
  int num_elements_resolved;
  short element_resolved[NUM_FILE_ELEMENTS];

  int choice_pos;               // current element choice position
};

struct ElementNameInfo
{
  // ---------- token and description strings ----------

  char *token_name;             // element token used in config files
  char *class_name;             // element class used in config files
  char *editor_description;     // pre-defined description for level editor
};

struct ElementInfo
{
  // ---------- token and description strings ----------

  char *token_name;             // element token used in config files
  char *class_name;             // element class used in config files
  char *editor_description;     // pre-defined description for level editor
  char *custom_description;     // alternative description from config file
  char description[MAX_ELEMENT_NAME_LEN + 1];   // for custom/group elements

  // ---------- graphic and sound definitions ----------

  int graphic[NUM_ACTIONS];     // default graphics for several actions
  int direction_graphic[NUM_ACTIONS][NUM_DIRECTIONS_FULL];
                                // special graphics for left/right/up/down

  int crumbled[NUM_ACTIONS];    // crumbled graphics for several actions
  int direction_crumbled[NUM_ACTIONS][NUM_DIRECTIONS_FULL];
                                // crumbled graphics for left/right/up/down

  int special_graphic[NUM_SPECIAL_GFX_ARGS];
                                // special graphics for certain screens

  int sound[NUM_ACTIONS];       // default sounds for several actions

  // ---------- special element property values ----------

  unsigned int properties[NUM_EP_BITFIELDS];    // element base properties

  boolean use_gfx_element;      // use custom graphic element
  int gfx_element_initial;      // initial optional custom graphic element

  int access_direction;         // accessible from which direction

  int collect_score_initial;    // initial score value for collecting
  int collect_count_initial;    // initial count value for collecting

  int ce_value_fixed_initial;   // initial value for custom variable (fix)
  int ce_value_random_initial;  // initial value for custom variable (rnd)
  boolean use_last_ce_value;    // use value from element before change

  int push_delay_fixed;         // constant delay before pushing
  int push_delay_random;        // additional random delay before pushing
  int drop_delay_fixed;         // constant delay after dropping
  int drop_delay_random;        // additional random delay after dropping
  int move_delay_fixed;         // constant delay after moving
  int move_delay_random;        // additional random delay after moving
  int step_delay_fixed;         // constant delay while moving
  int step_delay_random;        // additional random delay while moving

  int move_pattern;             // direction movable element moves to
  int move_direction_initial;   // initial direction element moves to
  int move_stepsize;            // step size element moves with

  int move_enter_element;       // element that can be entered (and removed)
  int move_leave_element;       // element that can be left behind
  int move_leave_type;          // change (limited) or leave (unlimited)

  int slippery_type;            // how/where other elements slip away

  struct Content content;       // new elements after explosion

  int explosion_type;           // type of explosion, like 3x3, 3+3 or 1x1
  int explosion_delay;          // duration of explosion of this element
  int ignition_delay;           // delay for explosion by other explosion

  struct ElementChangeInfo *change_page; // actual list of change pages
  struct ElementChangeInfo *change;      // pointer to current change page

  int num_change_pages;         // actual number of change pages
  int current_change_page;      // currently edited change page

  struct ElementGroupInfo *group;       // pointer to element group info

  boolean has_anim_event;       // element can trigger global animation

  // ---------- internal values used at runtime when playing ----------

  boolean has_change_event[NUM_CHANGE_EVENTS];

  int event_page_nr[NUM_CHANGE_EVENTS]; // page number for each event
  struct ElementChangeInfo *event_page[NUM_CHANGE_EVENTS]; // page for event

  boolean in_group[NUM_GROUP_ELEMENTS];

  int gfx_element;              // runtime optional custom graphic element

  int collect_score;            // runtime score value for collecting

  // count of this element on playfield, calculated after each frame
  int element_count;

  // ---------- internal values used in level editor ----------

  int access_type;              // walkable or passable
  int access_layer;             // accessible over/inside/under
  int access_protected;         // protection against deadly elements
  int walk_to_action;           // diggable/collectible/pushable
  int smash_targets;            // can smash player/enemies/everything
  int deadliness;               // deadly when running/colliding/touching

  boolean can_explode_by_fire;  // element explodes by fire
  boolean can_explode_smashed;  // element explodes when smashed
  boolean can_explode_impact;   // element explodes on impact

  boolean modified_settings;    // set for all modified custom elements
};

struct FontInfo
{
  char *token_name;             // font token used in config files

  int graphic;                  // default graphic for this font
  int special_graphic[NUM_SPECIAL_GFX_ARGS];
                                // special graphics for certain screens
  int special_bitmap_id[NUM_SPECIAL_GFX_ARGS];
                                // internal bitmap ID for special graphics
};

struct GlobalAnimNameInfo
{
  char *token_name;             // global animation token in config files
};

struct GlobalAnimInfo
{
  char *token_name;             // global animation token in config files

  // global animation graphic and control definitions
  int graphic[NUM_GLOBAL_ANIM_PARTS_ALL][NUM_SPECIAL_GFX_ARGS];

  // global animation sound and music definitions
  int sound[NUM_GLOBAL_ANIM_PARTS_ALL][NUM_SPECIAL_GFX_ARGS];
  int music[NUM_GLOBAL_ANIM_PARTS_ALL][NUM_SPECIAL_GFX_ARGS];
};

struct GlobalAnimEventListInfo
{
  int *event_value;
  int num_event_values;
};

struct GlobalAnimEventInfo
{
  struct GlobalAnimEventListInfo **event_list;
  int num_event_lists;
};

struct GraphicInfo
{
  Bitmap **bitmaps;             // bitmaps in all required sizes
  Bitmap *bitmap;               // bitmap in default size

  int src_image_width;          // scaled bitmap size, but w/o small images
  int src_image_height;         // scaled bitmap size, but w/o small images

  int src_x, src_y;             // start position of animation frames
  int width, height;            // width/height of each animation frame

  int offset_x, offset_y;       // x/y offset to next animation frame
  int offset2_x, offset2_y;     // x/y offset to second movement tile

  boolean double_movement;      // animation has second movement tile
  int swap_double_tiles;        // explicitely force or forbid tile swapping

  int anim_frames;
  int anim_frames_per_line;
  int anim_start_frame;
  int anim_delay;               // important: delay of 1 means "no delay"!
  int anim_mode;

  boolean anim_global_sync;
  boolean anim_global_anim_sync;

  int crumbled_like;            // element for cloning crumble graphics
  int diggable_like;            // element for cloning digging graphics

  int border_size;              // border size for "crumbled" graphics

  int scale_up_factor;          // optional factor for scaling image up
  int tile_size;                // optional explicitly defined tile size

  int clone_from;               // graphic for cloning *all* settings

  int init_delay_fixed;         // optional initial delay values for global
  int init_delay_random;        // animations (pause interval before start)
  int init_delay_action;        // optional action called on animation start
  int anim_delay_fixed;         // optional delay values for bored/sleeping
  int anim_delay_random;        // and global animations (animation length)
  int anim_delay_action;        // optional action called on animation end
  int post_delay_fixed;         // optional delay values after bored/global
  int post_delay_random;        // animations (pause before next animation)
  int post_delay_action;        // optional action called after post delay

  int init_event;               // optional event triggering animation start
  int init_event_action;        // optional action called on animation start
  int anim_event;               // optional event triggering animation end
  int anim_event_action;        // optional action called on animation end

  int step_offset;              // optional step offset of toon animations
  int step_xoffset;             // optional step offset of toon animations
  int step_yoffset;             // optional step offset of toon animations
  int step_delay;               // optional step delay of toon animations
  int direction;                // optional move direction of toon animations
  int position;                 // optional draw position of toon animations
  int x;                        // optional draw position of toon animations
  int y;                        // optional draw position of toon animations

  int draw_xoffset;             // optional offset for drawing font chars
  int draw_yoffset;             // optional offset for drawing font chars

  int draw_masked;              // optional setting for drawing envelope gfx
  int draw_order;               // optional draw order for global animations

  int fade_mode;                // optional setting for drawing title screens
  int fade_delay;               // optional setting for drawing title screens
  int post_delay;               // optional setting for drawing title screens
  int auto_delay;               // optional setting for drawing title screens
  int auto_delay_unit;          // optional setting for drawing title screens
  int align, valign;            // optional setting for drawing title screens
  int sort_priority;            // optional setting for drawing title screens

  int class;
  int style;
  int alpha;

  int active_xoffset;
  int active_yoffset;
  int pressed_xoffset;
  int pressed_yoffset;

  int stacked_xfactor;
  int stacked_yfactor;
  int stacked_xoffset;
  int stacked_yoffset;

  boolean use_image_size;       // use image size as default width and height
};

struct SoundInfo
{
  boolean loop;
  int volume;
  int priority;
};

struct MusicInfo
{
  boolean loop;
};

struct MusicPrefixInfo
{
  char *prefix;
  boolean is_loop_music;
};

struct MusicFileInfo
{
  char *basename;

  char *title_header;
  char *artist_header;
  char *album_header;
  char *year_header;
  char *played_header;

  char *title;
  char *artist;
  char *album;
  char *year;
  char *played;

  int music;

  boolean is_sound;

  struct MusicFileInfo *prev, *next;
};

struct ElementActionInfo
{
  char *suffix;
  int value;
  boolean is_loop_sound;
};

struct ElementDirectionInfo
{
  char *suffix;
  int value;
};

struct SpecialSuffixInfo
{
  char *suffix;
  int value;
};

struct HelpAnimInfo
{
  int element;
  int action;
  int direction;

  int delay;
};


extern Bitmap                  *bitmap_db_field;
extern Bitmap                  *bitmap_db_door_1;
extern Bitmap                  *bitmap_db_door_2;
extern Bitmap                  *bitmap_db_store_1;
extern Bitmap                  *bitmap_db_store_2;
extern DrawBuffer              *fieldbuffer;
extern DrawBuffer              *drawto_field;

extern int                      game_status;
extern int                      game_status_last_screen;
extern boolean                  level_editor_test_game;
extern boolean                  score_info_tape_play;
extern boolean                  network_playing;

extern int                      key_joystick_mapping;

extern short                    Tile[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern short                    Last[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern short                    MovPos[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern short                    MovDir[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern short                    MovDelay[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern short                    ChangeDelay[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern short                    ChangePage[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern short                    CustomValue[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern short                    Store[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern short                    Store2[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern short                    StorePlayer[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern short                    Back[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern boolean                  Stop[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern boolean                  Pushed[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern short                    ChangeCount[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern short                    ChangeEvent[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern short                    WasJustMoving[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern short                    WasJustFalling[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern short                    CheckCollision[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern short                    CheckImpact[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern short                    AmoebaNr[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern short                    AmoebaCnt[MAX_NUM_AMOEBA];
extern short                    AmoebaCnt2[MAX_NUM_AMOEBA];
extern short                    ExplodeField[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern short                    ExplodePhase[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern short                    ExplodeDelay[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern int                      RunnerVisit[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern int                      PlayerVisit[MAX_LEV_FIELDX][MAX_LEV_FIELDY];

extern int                      GfxFrame[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern int                      GfxRandom[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern int                      GfxRandomStatic[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern int                      GfxElement[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern int                      GfxElementEmpty[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern int                      GfxAction[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern int                      GfxDir[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
extern int                      GfxRedraw[MAX_LEV_FIELDX][MAX_LEV_FIELDY];

extern int                      ActiveElement[MAX_NUM_ELEMENTS];
extern int                      ActiveButton[NUM_IMAGE_FILES];
extern int                      ActiveFont[NUM_FONTS];

extern int                      lev_fieldx, lev_fieldy;
extern int                      scroll_x, scroll_y;

extern int                      WIN_XSIZE, WIN_YSIZE;
extern int                      SCR_FIELDX, SCR_FIELDY;
extern int                      REAL_SX, REAL_SY;
extern int                      SX, SY;
extern int                      DX, DY;
extern int                      VX, VY;
extern int                      EX, EY;
extern int                      dDX, dDY;
extern int                      FULL_SXSIZE, FULL_SYSIZE;
extern int                      SXSIZE, SYSIZE;
extern int                      DXSIZE, DYSIZE;
extern int                      VXSIZE, VYSIZE;
extern int                      EXSIZE, EYSIZE;
extern int                      TILESIZE_VAR;

extern int                      FADE_SX, FADE_SY;
extern int                      FADE_SXSIZE, FADE_SYSIZE;

extern int                      FX, FY;
extern int                      ScrollStepSize;
extern int                      ScreenMovDir, ScreenMovPos, ScreenGfxPos;
extern int                      BorderElement;
extern int                      MenuFrameDelay;
extern int                      GameFrameDelay;
extern int                      FfwdFrameDelay;
extern int                      BX1, BY1;
extern int                      BX2, BY2;
extern int                      SBX_Left, SBX_Right;
extern int                      SBY_Upper, SBY_Lower;

extern int                      TimeFrames, TimePlayed, TimeLeft;
extern int                      TapeTimeFrames, TapeTime;

extern boolean                  network_player_action_received;

extern int                      graphics_action_mapping[];

extern struct LevelInfo         level, level_template;
extern struct ScoreInfo         scores, server_scores;
extern struct TapeInfo          tape;
extern struct GlobalInfo        global;
extern struct BorderInfo        border;
extern struct ViewportInfo      viewport;
extern struct TitleFadingInfo   fading;
extern struct TitleFadingInfo   fading_none;
extern struct TitleFadingInfo   title_initial_first_default;
extern struct TitleFadingInfo   title_initial_default;
extern struct TitleFadingInfo   title_first_default;
extern struct TitleFadingInfo   title_default;
extern struct TitleMessageInfo  titlescreen_initial_first_default;
extern struct TitleMessageInfo  titlescreen_initial_first[];
extern struct TitleMessageInfo  titlescreen_initial_default;
extern struct TitleMessageInfo  titlescreen_initial[];
extern struct TitleMessageInfo  titlescreen_first_default;
extern struct TitleMessageInfo  titlescreen_first[];
extern struct TitleMessageInfo  titlescreen_default;
extern struct TitleMessageInfo  titlescreen[];
extern struct TitleMessageInfo  titlemessage_initial_first_default;
extern struct TitleMessageInfo  titlemessage_initial_first[];
extern struct TitleMessageInfo  titlemessage_initial_default;
extern struct TitleMessageInfo  titlemessage_initial[];
extern struct TitleMessageInfo  titlemessage_first_default;
extern struct TitleMessageInfo  titlemessage_first[];
extern struct TitleMessageInfo  titlemessage_default;
extern struct TitleMessageInfo  titlemessage[];
extern struct TitleMessageInfo  readme;
extern struct InitInfo          init, init_last;
extern struct MenuInfo          menu;
extern struct DoorInfo          door_1, door_2;
extern struct RequestInfo       request;
extern struct PreviewInfo       preview;
extern struct EditorInfo        editor;
extern struct ElementInfo       element_info[];
extern struct ElementNameInfo   element_name_info[];
extern struct ElementActionInfo element_action_info[];
extern struct ElementDirectionInfo element_direction_info[];
extern struct SpecialSuffixInfo special_suffix_info[];
extern struct TokenIntPtrInfo   image_config_vars[];
extern struct TokenIntPtrInfo   sound_config_vars[];
extern struct FontInfo          font_info[];
extern struct GlobalAnimInfo    global_anim_info[];
extern struct GlobalAnimNameInfo global_anim_name_info[];
extern struct GlobalAnimEventInfo global_anim_event_info;
extern struct MusicPrefixInfo   music_prefix_info[];
extern struct GraphicInfo      *graphic_info;
extern struct SoundInfo        *sound_info;
extern struct MusicInfo        *music_info;
extern struct MusicFileInfo    *music_file_info;
extern struct HelpAnimInfo     *helpanim_info;
extern SetupFileHash           *helptext_info;
extern SetupFileHash           *image_config_hash;
extern SetupFileHash           *sound_config_hash;
extern SetupFileHash           *element_token_hash;
extern SetupFileHash           *graphic_token_hash;
extern SetupFileHash           *font_token_hash;
extern SetupFileHash           *hide_setup_hash;
extern SetupFileHash           *anim_url_hash;
extern struct ConfigTypeInfo    image_config_suffix[];
extern struct ConfigTypeInfo    sound_config_suffix[];
extern struct ConfigTypeInfo    music_config_suffix[];
extern struct ConfigInfo        image_config[];
extern struct ConfigInfo        sound_config[];
extern struct ConfigInfo        music_config[];
extern struct ConfigInfo        helpanim_config[];
extern struct ConfigInfo        helptext_config[];

#endif  // MAIN_H