#define IMG_SP_EMPTY IMG_SP_EMPTY_SPACE
#define IMG_EXPLOSION IMG_DEFAULT_EXPLODING
#define IMG_CHAR_START IMG_CHAR_SPACE
-#define IMG_STEELCHAR_START IMG_STEELCHAR_SPACE
+#define IMG_STEEL_CHAR_START IMG_STEEL_CHAR_SPACE
#define IMG_CUSTOM_START IMG_CUSTOM_1
#define SND_UNDEFINED (-1)
#define SCREENY(a) ((a) - scroll_y)
#define LEVELX(a) ((a) + scroll_x)
#define LEVELY(a) ((a) + scroll_y)
-#define IN_VIS_FIELD(x,y) ((x)>=0 && (x)<SCR_FIELDX && (y)>=0 &&(y)<SCR_FIELDY)
-#define IN_SCR_FIELD(x,y) ((x)>=BX1 && (x)<=BX2 && (y)>=BY1 &&(y)<=BY2)
-#define IN_LEV_FIELD(x,y) ((x)>=0 && (x)<lev_fieldx && (y)>=0 &&(y)<lev_fieldy)
+
+#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_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) */
#define EP_DIGGABLE 0
#define EL_SIGN_STOP 301
#define EL_SIGN_WHEELCHAIR 302
#define EL_SIGN_PARKING 303
-#define EL_SIGN_ONEWAY 304
-#define EL_SIGN_HEART 305
-#define EL_SIGN_TRIANGLE 306
-#define EL_SIGN_ROUND 307
-#define EL_SIGN_EXIT 308
-#define EL_SIGN_YINYANG 309
-#define EL_SIGN_OTHER 310
+#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_NEXT_CE_8 730
#define EL_ANY_ELEMENT 731
-#define EL_STEELCHAR_START 732
-#define EL_STEELCHAR_ASCII0 (EL_STEELCHAR_START - 32)
-#define EL_STEELCHAR_ASCII0_START (EL_STEELCHAR_ASCII0 + 32)
+#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_STEELCHAR_ASCII0_END (EL_STEELCHAR_ASCII0 + 111)
-#define EL_STEELCHAR_END (EL_STEELCHAR_START + 79)
-
-#define EL_STEELCHAR(c) (EL_STEELCHAR_ASCII0 +MAP_FONT_ASCII(c))
-
-#define NUM_FILE_ELEMENTS 812
+#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))
+
+#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
+
+#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 NUM_FILE_ELEMENTS 859
/* "real" (and therefore drawable) runtime elements */
#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_SP_EXIT_OPENING (EL_FIRST_RUNTIME_REAL + 28)
-#define EL_SP_EXIT_CLOSING (EL_FIRST_RUNTIME_REAL + 29)
-#define EL_SP_EXIT_OPEN (EL_FIRST_RUNTIME_REAL + 30)
-#define EL_SP_TERMINAL_ACTIVE (EL_FIRST_RUNTIME_REAL + 31)
-#define EL_SP_BUGGY_BASE_ACTIVATING (EL_FIRST_RUNTIME_REAL + 32)
-#define EL_SP_BUGGY_BASE_ACTIVE (EL_FIRST_RUNTIME_REAL + 33)
-#define EL_SP_MURPHY_CLONE (EL_FIRST_RUNTIME_REAL + 34)
-#define EL_AMOEBA_DROPPING (EL_FIRST_RUNTIME_REAL + 35)
-#define EL_QUICKSAND_EMPTYING (EL_FIRST_RUNTIME_REAL + 36)
-#define EL_MAGIC_WALL_ACTIVE (EL_FIRST_RUNTIME_REAL + 37)
-#define EL_BD_MAGIC_WALL_ACTIVE (EL_FIRST_RUNTIME_REAL + 38)
-#define EL_MAGIC_WALL_FULL (EL_FIRST_RUNTIME_REAL + 39)
-#define EL_BD_MAGIC_WALL_FULL (EL_FIRST_RUNTIME_REAL + 40)
-#define EL_MAGIC_WALL_EMPTYING (EL_FIRST_RUNTIME_REAL + 41)
-#define EL_BD_MAGIC_WALL_EMPTYING (EL_FIRST_RUNTIME_REAL + 42)
-#define EL_MAGIC_WALL_DEAD (EL_FIRST_RUNTIME_REAL + 43)
-#define EL_BD_MAGIC_WALL_DEAD (EL_FIRST_RUNTIME_REAL + 44)
-#define EL_EMC_FAKE_GRASS_ACTIVE (EL_FIRST_RUNTIME_REAL + 45)
-#define EL_GATE_1_GRAY_ACTIVE (EL_FIRST_RUNTIME_REAL + 46)
-#define EL_GATE_2_GRAY_ACTIVE (EL_FIRST_RUNTIME_REAL + 47)
-#define EL_GATE_3_GRAY_ACTIVE (EL_FIRST_RUNTIME_REAL + 48)
-#define EL_GATE_4_GRAY_ACTIVE (EL_FIRST_RUNTIME_REAL + 49)
-#define EL_EM_GATE_1_GRAY_ACTIVE (EL_FIRST_RUNTIME_REAL + 50)
-#define EL_EM_GATE_2_GRAY_ACTIVE (EL_FIRST_RUNTIME_REAL + 51)
-#define EL_EM_GATE_3_GRAY_ACTIVE (EL_FIRST_RUNTIME_REAL + 52)
-#define EL_EM_GATE_4_GRAY_ACTIVE (EL_FIRST_RUNTIME_REAL + 53)
-#define EL_EMC_GATE_5_GRAY_ACTIVE (EL_FIRST_RUNTIME_REAL + 54)
-#define EL_EMC_GATE_6_GRAY_ACTIVE (EL_FIRST_RUNTIME_REAL + 55)
-#define EL_EMC_GATE_7_GRAY_ACTIVE (EL_FIRST_RUNTIME_REAL + 56)
-#define EL_EMC_GATE_8_GRAY_ACTIVE (EL_FIRST_RUNTIME_REAL + 57)
-#define EL_EMC_DRIPPER_ACTIVE (EL_FIRST_RUNTIME_REAL + 58)
-#define EL_EMC_SPRING_BUMPER_ACTIVE (EL_FIRST_RUNTIME_REAL + 59)
+#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_MAGIC_WALL_ACTIVE (EL_FIRST_RUNTIME_REAL + 43)
+#define EL_BD_MAGIC_WALL_ACTIVE (EL_FIRST_RUNTIME_REAL + 44)
+#define EL_MAGIC_WALL_FULL (EL_FIRST_RUNTIME_REAL + 45)
+#define EL_BD_MAGIC_WALL_FULL (EL_FIRST_RUNTIME_REAL + 46)
+#define EL_MAGIC_WALL_EMPTYING (EL_FIRST_RUNTIME_REAL + 47)
+#define EL_BD_MAGIC_WALL_EMPTYING (EL_FIRST_RUNTIME_REAL + 48)
+#define EL_MAGIC_WALL_DEAD (EL_FIRST_RUNTIME_REAL + 49)
+#define EL_BD_MAGIC_WALL_DEAD (EL_FIRST_RUNTIME_REAL + 50)
+#define EL_EMC_FAKE_GRASS_ACTIVE (EL_FIRST_RUNTIME_REAL + 51)
+#define EL_GATE_1_GRAY_ACTIVE (EL_FIRST_RUNTIME_REAL + 52)
+#define EL_GATE_2_GRAY_ACTIVE (EL_FIRST_RUNTIME_REAL + 53)
+#define EL_GATE_3_GRAY_ACTIVE (EL_FIRST_RUNTIME_REAL + 54)
+#define EL_GATE_4_GRAY_ACTIVE (EL_FIRST_RUNTIME_REAL + 55)
+#define EL_EM_GATE_1_GRAY_ACTIVE (EL_FIRST_RUNTIME_REAL + 56)
+#define EL_EM_GATE_2_GRAY_ACTIVE (EL_FIRST_RUNTIME_REAL + 57)
+#define EL_EM_GATE_3_GRAY_ACTIVE (EL_FIRST_RUNTIME_REAL + 58)
+#define EL_EM_GATE_4_GRAY_ACTIVE (EL_FIRST_RUNTIME_REAL + 59)
+#define EL_EMC_GATE_5_GRAY_ACTIVE (EL_FIRST_RUNTIME_REAL + 60)
+#define EL_EMC_GATE_6_GRAY_ACTIVE (EL_FIRST_RUNTIME_REAL + 61)
+#define EL_EMC_GATE_7_GRAY_ACTIVE (EL_FIRST_RUNTIME_REAL + 62)
+#define EL_EMC_GATE_8_GRAY_ACTIVE (EL_FIRST_RUNTIME_REAL + 63)
+#define EL_EMC_DRIPPER_ACTIVE (EL_FIRST_RUNTIME_REAL + 64)
+#define EL_EMC_SPRING_BUMPER_ACTIVE (EL_FIRST_RUNTIME_REAL + 65)
/* "unreal" (and therefore not drawable) runtime elements */
-#define EL_FIRST_RUNTIME_UNREAL (EL_FIRST_RUNTIME_REAL + 60)
+#define EL_FIRST_RUNTIME_UNREAL (EL_FIRST_RUNTIME_REAL + 66)
#define EL_BLOCKED (EL_FIRST_RUNTIME_UNREAL + 0)
#define EL_EXPLOSION (EL_FIRST_RUNTIME_UNREAL + 1)
#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_FLAMES (EL_FIRST_RUNTIME_UNREAL + 9)
-#define EL_PLAYER_IS_LEAVING (EL_FIRST_RUNTIME_UNREAL + 10)
-#define EL_PLAYER_IS_EXPLODING_1 (EL_FIRST_RUNTIME_UNREAL + 11)
-#define EL_PLAYER_IS_EXPLODING_2 (EL_FIRST_RUNTIME_UNREAL + 12)
-#define EL_PLAYER_IS_EXPLODING_3 (EL_FIRST_RUNTIME_UNREAL + 13)
-#define EL_PLAYER_IS_EXPLODING_4 (EL_FIRST_RUNTIME_UNREAL + 14)
-#define EL_QUICKSAND_FILLING (EL_FIRST_RUNTIME_UNREAL + 15)
-#define EL_MAGIC_WALL_FILLING (EL_FIRST_RUNTIME_UNREAL + 16)
-#define EL_BD_MAGIC_WALL_FILLING (EL_FIRST_RUNTIME_UNREAL + 17)
-#define EL_ELEMENT_SNAPPING (EL_FIRST_RUNTIME_UNREAL + 18)
-#define EL_DIAGONAL_SHRINKING (EL_FIRST_RUNTIME_UNREAL + 19)
-#define EL_DIAGONAL_GROWING (EL_FIRST_RUNTIME_UNREAL + 20)
-
-#define NUM_RUNTIME_ELEMENTS (EL_FIRST_RUNTIME_UNREAL + 21)
+#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_MAGIC_WALL_FILLING (EL_FIRST_RUNTIME_UNREAL + 17)
+#define EL_BD_MAGIC_WALL_FILLING (EL_FIRST_RUNTIME_UNREAL + 18)
+#define EL_ELEMENT_SNAPPING (EL_FIRST_RUNTIME_UNREAL + 19)
+#define EL_DIAGONAL_SHRINKING (EL_FIRST_RUNTIME_UNREAL + 20)
+#define EL_DIAGONAL_GROWING (EL_FIRST_RUNTIME_UNREAL + 21)
+
+#define NUM_RUNTIME_ELEMENTS (EL_FIRST_RUNTIME_UNREAL + 22)
/* dummy elements (never used as game elements, only used as graphics) */
#define EL_FIRST_DUMMY NUM_RUNTIME_ELEMENTS
#define EL_INTERNAL_CASCADE_DX_ACTIVE (EL_FIRST_INTERNAL + 19)
#define EL_INTERNAL_CASCADE_CHARS (EL_FIRST_INTERNAL + 20)
#define EL_INTERNAL_CASCADE_CHARS_ACTIVE (EL_FIRST_INTERNAL + 21)
-#define EL_INTERNAL_CASCADE_STEELCHARS (EL_FIRST_INTERNAL + 22)
-#define EL_INTERNAL_CASCADE_STEELCHARS_ACTIVE (EL_FIRST_INTERNAL + 23)
+#define EL_INTERNAL_CASCADE_STEEL_CHARS (EL_FIRST_INTERNAL + 22)
+#define EL_INTERNAL_CASCADE_STEEL_CHARS_ACTIVE (EL_FIRST_INTERNAL + 23)
#define EL_INTERNAL_CASCADE_CE (EL_FIRST_INTERNAL + 24)
#define EL_INTERNAL_CASCADE_CE_ACTIVE (EL_FIRST_INTERNAL + 25)
#define EL_INTERNAL_CASCADE_GE (EL_FIRST_INTERNAL + 26)