pokecrystal-board/macros/coords.asm
Remy Oukaour f01434f2c0 bgrows → * BG_MAP_WIDTH
No dims macro
2017-12-29 18:59:50 -05:00

53 lines
890 B
NASM

hlcoord EQUS "coord hl,"
bccoord EQUS "coord bc,"
decoord EQUS "coord de,"
coord: MACRO
; register, x, y[, origin]
if _NARG < 4
ld \1, (\3) * SCREEN_WIDTH + (\2) + TileMap
else
ld \1, (\3) * SCREEN_WIDTH + (\2) + \4
endc
ENDM
hlbgcoord EQUS "bgcoord hl,"
bcbgcoord EQUS "bgcoord bc,"
debgcoord EQUS "bgcoord de,"
bgcoord: MACRO
; register, x, y[, origin]
if _NARG < 4
ld \1, (\3) * BG_MAP_WIDTH + (\2) + vBGMap0
else
ld \1, (\3) * BG_MAP_WIDTH + (\2) + \4
endc
ENDM
dwcoord: MACRO
; x, y
rept _NARG / 2
dw (\2) * SCREEN_WIDTH + (\1) + TileMap
shift
shift
endr
ENDM
ldcoord_a: MACRO
; x, y[, origin]
if _NARG < 3
ld [(\2) * SCREEN_WIDTH + (\1) + TileMap], a
else
ld [(\2) * SCREEN_WIDTH + (\1) + \3], a
endc
ENDM
lda_coord: MACRO
; x, y[, origin]
if _NARG < 3
ld a, [(\2) * SCREEN_WIDTH + (\1) + TileMap]
else
ld a, [(\2) * SCREEN_WIDTH + (\1) + \3]
endc
ENDM