ref: 9973e43d5aaffeef9d68994a665d2b0231f56f41
dir: /macros/coords.asm/
bccoord equs "coord bc," decoord equs "coord de," hlcoord equs "coord hl," coord: MACRO ; register, x, y[, origin] if _NARG < 4 ld \1, TileMap + SCREEN_WIDTH * (\3) + (\2) else ld \1, \4 + SCREEN_WIDTH * (\3) + (\2) endc ENDM dwcoord: MACRO rept _NARG / 2 dw TileMap + SCREEN_WIDTH * (\2) + (\1) shift shift endr ENDM ldcoord_a: MACRO if _NARG < 3 ld [TileMap + SCREEN_WIDTH * (\2) + (\1)], a else ld [\3 + SCREEN_WIDTH * (\2) + (\1)], a endc ENDM lda_coord: MACRO if _NARG < 3 ld a, [TileMap + SCREEN_WIDTH * (\2) + (\1)] else ld a, [\3 + SCREEN_WIDTH * (\2) + (\1)] endc ENDM bgrows EQUS "* $20" ; SCREEN_WIDTH hlbgcoord EQUS "bgcoord hl," debgcoord EQUS "bgcoord de," bcbgcoord EQUS "bgcoord bc," bgcoord: MACRO IF _NARG >= 4 ld \1, \3 bgrows + \2 + \4 ELSE ld \1, \3 bgrows + \2 + VBGMap0 ENDC ENDM