diff options
Diffstat (limited to 'macros/coords.asm')
| -rw-r--r-- | macros/coords.asm | 96 |
1 files changed, 55 insertions, 41 deletions
diff --git a/macros/coords.asm b/macros/coords.asm index 302260d7..94808ba5 100644 --- a/macros/coords.asm +++ b/macros/coords.asm @@ -1,65 +1,79 @@ -validateCoords: MACRO - IF \1 >= SCREEN_WIDTH - fail "x coord out of range" - ENDC - IF \2 >= SCREEN_HEIGHT - fail "y coord out of range" +validate_coords: MACRO + IF _NARG >= 4 + IF \1 >= \3 + fail "x coord out of range" + ENDC + IF \2 >= \4 + fail "y coord out of range" + ENDC + ELSE + validate_coords \1, \2, SCREEN_WIDTH, SCREEN_HEIGHT ENDC ENDM -;\1 = r -;\2 = X -;\3 = Y -;\4 = which tilemap (optional) +hlcoord EQUS "coord hl," +bccoord EQUS "coord bc," +decoord EQUS "coord de," + coord: MACRO - validateCoords \2, \3 +; register, x, y[, origin] + validate_coords \2, \3 IF _NARG >= 4 - ld \1, \4 + SCREEN_WIDTH * \3 + \2 + ld \1, (\3) * SCREEN_WIDTH + (\2) + \4 ELSE - ld \1, wTileMap + SCREEN_WIDTH * \3 + \2 + ld \1, (\3) * SCREEN_WIDTH + (\2) + wTileMap ENDC ENDM -;\1 = X -;\2 = Y -;\3 = which tilemap (optional) -aCoord: MACRO - validateCoords \1, \2 - IF _NARG >= 3 - ld a, [\3 + SCREEN_WIDTH * \2 + \1] +hlbgcoord EQUS "bgcoord hl," +bcbgcoord EQUS "bgcoord bc," +debgcoord EQUS "bgcoord de," + +bgcoord: MACRO +; register, x, y[, origin] + validate_coords \2, \3, BG_MAP_WIDTH, BG_MAP_HEIGHT + IF _NARG >= 4 + ld \1, (\3) * BG_MAP_WIDTH + (\2) + \4 ELSE - ld a, [wTileMap + SCREEN_WIDTH * \2 + \1] + ld \1, (\3) * BG_MAP_WIDTH + (\2) + vBGMap0 ENDC ENDM -;\1 = X -;\2 = Y -;\3 = which tilemap (optional) -Coorda: MACRO - validateCoords \1, \2 +hlowcoord EQUS "owcoord hl," +bcowcoord EQUS "owcoord bc," +deowcoord EQUS "owcoord de," + +owcoord: MACRO +; register, x, y, map width + ld \1, wOverworldMap + ((\2) + 3) + (((\3) + 3) * ((\4) + (3 * 2))) +ENDM + +dwcoord: MACRO +; x, y + validate_coords \1, \2 IF _NARG >= 3 - ld [\3 + SCREEN_WIDTH * \2 + \1], a + dw (\2) * SCREEN_WIDTH + (\1) + \3 ELSE - ld [wTileMap + SCREEN_WIDTH * \2 + \1], a + dw (\2) * SCREEN_WIDTH + (\1) + wTileMap ENDC ENDM -;\1 = X -;\2 = Y -;\3 = which tilemap (optional) -dwCoord: MACRO - validateCoords \1, \2 +ldcoord_a: MACRO +; x, y[, origin] + validate_coords \1, \2 IF _NARG >= 3 - dw \3 + SCREEN_WIDTH * \2 + \1 + ld [(\2) * SCREEN_WIDTH + (\1) + \3], a ELSE - dw wTileMap + SCREEN_WIDTH * \2 + \1 + ld [(\2) * SCREEN_WIDTH + (\1) + wTileMap], a ENDC ENDM -;\1 = r -;\2 = X -;\3 = Y -;\4 = map width -overworldMapCoord: MACRO - ld \1, wOverworldMap + ((\2) + 3) + (((\3) + 3) * ((\4) + (3 * 2))) +lda_coord: MACRO +; x, y[, origin] + validate_coords \1, \2 + IF _NARG >= 3 + ld a, [(\2) * SCREEN_WIDTH + (\1) + \3] + ELSE + ld a, [(\2) * SCREEN_WIDTH + (\1) + wTileMap] + ENDC ENDM |