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Add comments regarding menus and sprites

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This commit is contained in:
YamaArashi 2014-09-08 23:32:33 -07:00
parent 59f0507e4c
commit daf4fc87ae
3 changed files with 15 additions and 11 deletions
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17
engine/overworld/movement.asm
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@ -1,22 +1,25 @@
UpdatePlayerSprite: ; 4e31 (1:4e31)
ld a, [wSpriteStateData2]
and a
jr z, .asm_4e41
jr z, .checkIfTextBoxInFrontOfSprite
cp $ff
jr z, .asm_4e4a
jr z, .disableSprite
dec a
ld [wSpriteStateData2], a
jr .asm_4e4a
.asm_4e41
jr .disableSprite
; check if a text box is in front of the sprite by checking if the lower left
; background tile the sprite is standing on is greater than $5F, which is
; the maximum number for map tiles
.checkIfTextBoxInFrontOfSprite
aCoord 8, 9
ld [$ff93], a
cp $60
jr c, .asm_4e50
.asm_4e4a
jr c, .lowerLeftTileIsMapTile
.disableSprite
ld a, $ff
ld [wSpriteStateData1 + 2], a
ret
.asm_4e50
.lowerLeftTileIsMapTile
call DetectCollisionBetweenSprites
ld h, $c1
ld a, [wWalkCounter] ; wcfc5