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17 lines
693 B
NASM
17 lines
693 B
NASM
; OAM flags used by this game
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DEF OAMFLAG_ENDOFDATA EQU %00000001 ; pseudo OAM flag, only used by game logic
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DEF OAMFLAG_CANBEMASKED EQU %00000010 ; pseudo OAM flag, only used by game logic
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; OAM attribute flags
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DEF OAM_PALETTE EQU %111
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DEF OAM_TILE_BANK EQU 3
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DEF OAM_OBP_NUM EQU 4 ; Non CGB Mode Only
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DEF OAM_X_FLIP EQU 5
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DEF OAM_Y_FLIP EQU 6
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DEF OAM_PRIORITY EQU 7 ; 0: OBJ above BG, 1: OBJ behind BG (colors 1-3)
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; OAM attribute masks
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DEF OAM_OBP1 EQU 1 << OAM_OBP_NUM ; OBJ palette 1
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DEF OAM_HFLIP EQU 1 << OAM_X_FLIP ; horizontal flip
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DEF OAM_VFLIP EQU 1 << OAM_Y_FLIP ; vertical flip
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DEF OAM_BEHIND_BG EQU 1 << OAM_PRIORITY ; behind bg (except color 0)
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