ref: 2137f0be09d8ad5ff2d995725dee273b55dbcc04
dir: /macros/coords.asm/
; Coordinate macros DEF hlcoord EQUS "coord hl," DEF bccoord EQUS "coord bc," DEF decoord EQUS "coord de," MACRO coord ; register, x, y[, origin] if _NARG < 4 ld \1, (\3) * SCREEN_WIDTH + (\2) + wTilemap else ld \1, (\3) * SCREEN_WIDTH + (\2) + \4 endc ENDM DEF hlbgcoord EQUS "bgcoord hl," DEF bcbgcoord EQUS "bgcoord bc," DEF debgcoord EQUS "bgcoord de," MACRO bgcoord ; 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 MACRO dwcoord ; x, y rept _NARG / 2 dw (\2) * SCREEN_WIDTH + (\1) + wTilemap shift 2 endr ENDM MACRO ldcoord_a ; x, y[, origin] if _NARG < 3 ld [(\2) * SCREEN_WIDTH + (\1) + wTilemap], a else ld [(\2) * SCREEN_WIDTH + (\1) + \3], a endc ENDM MACRO lda_coord ; x, y[, origin] if _NARG < 3 ld a, [(\2) * SCREEN_WIDTH + (\1) + wTilemap] else ld a, [(\2) * SCREEN_WIDTH + (\1) + \3] endc ENDM MACRO menu_coords ; x1, y1, x2, y2 db \2, \1 ; start coords db \4, \3 ; end coords ENDM