2023-10-29 04:03:23 -07:00
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; metatile layout constants
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DEF FIRST_SPACE_METATILE EQU $80
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DEF FIRST_GREY_SPACE_METATILE EQU $e0
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DEF UNIQUE_SPACE_METATILES_MASK EQU %11111
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2023-12-14 08:03:28 -08:00
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; Branch Space special direction values
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2023-11-16 08:20:13 -08:00
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const_def -1, -1
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2023-12-14 08:03:28 -08:00
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const BRANCH_DIRECTION_INVALID ; -1
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const BRANCH_DIRECTION_UNAVAILABLE ; -2
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2023-11-16 08:20:13 -08:00
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2023-12-14 08:03:28 -08:00
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; reserved next space values that signal movement towards anchor point rather than towards space.
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; must not overlap with BRANCH_DIRECTION_* constants in order to support GO_* values as next spaces of a branch direction.
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const GO_DOWN ; 253
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const GO_UP ; 252
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const GO_LEFT ; 251
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const GO_RIGHT ; 250
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DEF NEXT_SPACE_IS_ANCHOR_POINT EQU const_value + 1
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