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-rwxr-xr-xengine/overworld/ssanne.asm54
1 files changed, 29 insertions, 25 deletions
diff --git a/engine/overworld/ssanne.asm b/engine/overworld/ssanne.asm
index 8fd8f99a..f1a8ecf9 100755
--- a/engine/overworld/ssanne.asm
+++ b/engine/overworld/ssanne.asm
@@ -1,37 +1,37 @@
-Func_79f54: ; 79f54 (1e:5f54)
+AnimateBoulderDust: ; 79f54 (1e:5f54)
ld a, $1
- ld [wcd50], a
- ld a, [wcfcb]
+ ld [wcd50], a ; select the boulder dust offsets
+ ld a, [wUpdateSpritesEnabled]
push af
ld a, $ff
- ld [wcfcb], a
- ld a, $e4
- ld [rOBP1], a ; $ff49
+ ld [wUpdateSpritesEnabled], a
+ ld a, %11100100
+ ld [rOBP1], a
call LoadSmokeTileFourTimes
- callba asm_f055
- ld c, $8
-.asm_79f73
+ callba WriteCutTreeBoulderDustAnimationOAMBlock
+ ld c, 8 ; number of steps in animation
+.loop
push bc
- call Func_79f92
- ld bc, .asm_79f7e
+ call GetMoveBoulderDustFunctionPointer
+ ld bc, .returnAddress
push bc
ld c, $4
jp [hl]
-.asm_79f7e
- ld a, [rOBP1] ; $ff49
- xor $64
- ld [rOBP1], a ; $ff49
+.returnAddress
+ ld a, [rOBP1]
+ xor %01100100
+ ld [rOBP1], a
call Delay3
pop bc
dec c
- jr nz, .asm_79f73
+ jr nz, .loop
pop af
- ld [wcfcb], a
+ ld [wUpdateSpritesEnabled], a
jp LoadPlayerSpriteGraphics
-Func_79f92: ; 79f92 (1e:5f92)
- ld a, [wSpriteStateData1 + 9]
- ld hl, PointerTable_79fb0 ; $5fb0
+GetMoveBoulderDustFunctionPointer: ; 79f92 (1e:5f92)
+ ld a, [wSpriteStateData1 + 9] ; player's sprite facing direction
+ ld hl, MoveBoulderDustFunctionPointerTable
ld c, a
ld b, $0
add hl, bc
@@ -51,18 +51,22 @@ Func_79f92: ; 79f92 (1e:5f92)
pop hl
ret
-PointerTable_79fb0: ; 79fb0 (1e:5fb0)
+MoveBoulderDustFunctionPointerTable: ; 79fb0 (1e:5fb0)
+; facing down
db $FF,$00
- dw Func_79350
+ dw AdjustOAMBlockYPos
+; facing up
db $01,$00
- dw Func_79350
+ dw AdjustOAMBlockYPos
+; facing left
db $01,$01
- dw Func_79337
+ dw AdjustOAMBlockXPos
+; facing right
db $FF,$01
- dw Func_79337
+ dw AdjustOAMBlockXPos
LoadSmokeTileFourTimes: ; 79fc0 (1e:5fc0)
ld hl, vChars1 + $7c0