mirror of https://github.com/pret/pokecrystal.git
39 lines
619 B
NASM
39 lines
619 B
NASM
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; Battle and sprite OAM animations
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MACRO oamframe
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db \1 ; duration
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DEF x = \2
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assert !(x & (1 << (OAM_X_FLIP + 1) | 1 << (OAM_Y_FLIP + 1))), \
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"oamframe duration overflows into X/Y flip bits"
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if _NARG > 2
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rept _NARG - 2
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DEF x |= 1 << (\3 + 1)
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shift
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endr
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endc
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db x ; flags
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ENDM
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const_def -1, -1
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const oamend_command ; $ff
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MACRO oamend
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db oamend_command
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ENDM
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const oamrestart_command ; $fe
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MACRO oamrestart
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db oamrestart_command
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ENDM
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const oamwait_command ; $fd
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MACRO oamwait
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db oamwait_command
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db \1 ; frames
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ENDM
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const oamdelete_command ; $fc
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MACRO oamdelete
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db oamdelete_command
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ENDM
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