pokecrystal/engine/tile_events.asm

111 lines
1.4 KiB
NASM
Executable File

CheckWarpCollision:: ; 1499a
; Is this tile a warp?
ld a, [PlayerStandingTile]
cp $60
jr z, .warp
cp $68
jr z, .warp
and $f0
cp $70
jr z, .warp
and a
ret
.warp
scf
ret
; 149af
CheckDirectionalWarp:: ; 149af
; If this is a directional warp, clear carry (press the designated button to warp).
; Else, set carry (immediate warp).
ld a, [PlayerStandingTile]
cp $70 ; Warp on down
jr z, .not_warp
cp $76 ; Warp on left
jr z, .not_warp
cp $78 ; Warp on up
jr z, .not_warp
cp $7e ; Warp on right
jr z, .not_warp
scf
ret
.not_warp
xor a
ret
; 149c6
CheckWarpFacingDown: ; 149c6
ld de, 1
ld hl, .blocks
ld a, [PlayerStandingTile]
call IsInArray
ret
; 149d3
.blocks: ; 149d3
db $71 ; door
db $79
db $7a ; stairs
db $73
db $7b ; cave entrance
db $74
db $7c ; warp pad
db $75
db $7d
db -1
; 149dd
CheckGrassCollision:: ; 149dd
ld a, [PlayerStandingTile]
ld hl, .blocks
ld de, 1
call IsInArray
ret
; 149ea
.blocks: ; 149ea
db $08
db $18 ; tall grass
db $14 ; tall grass
db $28
db $29
db $48
db $49
db $4a
db $4b
db $4c
db -1
; 149f5
CheckCutCollision: ; 149f5
ld a, c
ld hl, .blocks
ld de, 1
call IsInArray
ret
; 14a00
.blocks: ; 14a00
db $12 ; cut tree
db $1a ; cut tree
db $10 ; tall grass
db $18 ; tall grass
db $14 ; tall grass
db $1c ; tall grass
db -1
; 14a07
Function14a07:: ; 14a07
ld a, [PlayerStandingTile]
ld de, $1f
cp $71 ; door
ret z
ld de, $13
cp $7c ; warp pad
ret z
ld de, $23
ret
; 14a1a