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Fix infinite rotation exploit.

This commit is contained in:
Randy Thiemann 2023-10-26 17:44:30 +02:00
parent c5e0c798cd
commit b0e78d5a6c
3 changed files with 9 additions and 5 deletions
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bin/DMGTRIS.GBC
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bin/DMGTRIS.pocket
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14
src/field.asm
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@ -1316,6 +1316,14 @@ FieldProcess::
; Are we grounded? ; Are we grounded?
.postgrav .postgrav
.nograv .nograv
ldh a, [hYPosAtStartOfFrame]
ld b, a
ldh a, [hCurrentPieceY]
cp a, b
jr z, .noreset
ldh a, [hCurrentLockDelay]
ldh [hCurrentLockDelayRemaining], a
.noreset
ldh a, [hCurrentPieceY] ldh a, [hCurrentPieceY]
inc a inc a
ld b, a ld b, a
@ -1341,8 +1349,6 @@ FieldProcess::
; Play the firm drop sound, and also reset the lock delay since the piece stepped down. ; Play the firm drop sound, and also reset the lock delay since the piece stepped down.
.playfirmdropsound .playfirmdropsound
ldh a, [hCurrentLockDelay]
ldh [hCurrentLockDelayRemaining], a
ldh a, [hCurrentIntegerGravity] ldh a, [hCurrentIntegerGravity]
cp a, 1 cp a, 1
jr nz, .postcheckforfirmdropsound jr nz, .postcheckforfirmdropsound
@ -1437,10 +1443,8 @@ FieldProcess::
call SFXEnqueue call SFXEnqueue
jr .draw jr .draw
; If we weren't grounded, reset the lock delay. ; If we weren't grounded, reset the lock force.
.notgrounded .notgrounded
ldh a, [hCurrentLockDelay]
ldh [hCurrentLockDelayRemaining], a
xor a, a xor a, a
ldh [hShouldLockIfGrounded], a ldh [hShouldLockIfGrounded], a