33 lines
1.9 KiB
NASM
33 lines
1.9 KiB
NASM
;================================================================================
|
|
; Floodgate Softlock Fix
|
|
;--------------------------------------------------------------------------------
|
|
FloodGateAndMasterSwordFollowerReset:
|
|
JSL MasterSwordFollowerClear
|
|
FloodGateReset:
|
|
LDA.l PersistentFloodgate : BNE +
|
|
LDA.l OverworldEventDataWRAM+$3B : AND.b #$DF : STA.l OverworldEventDataWRAM+$3B ; reset water outside floodgate
|
|
LDA.l OverworldEventDataWRAM+$7B : AND.b #$DF : STA.l OverworldEventDataWRAM+$7B ; reset water outside swamp palace
|
|
LDA.l RoomDataWRAM[$010B].low : AND.b #$7F : STA.l RoomDataWRAM[$010B].low ; clear water inside floodgate
|
|
LDA.l RoomDataWRAM[$28].high : AND.b #$FE : STA.l RoomDataWRAM[$28].high ; clear water front room (room 40)
|
|
+
|
|
|
|
; note - official sram for getting keys under pots has changed for DR, see RoomPotData
|
|
FloodGateResetInner:
|
|
LDA.l Bugfix_SwampWaterLevel : BEQ .done
|
|
|
|
LDA.l DRMode : BEQ .check_room_35; Only do the check for room 37 if on door rando
|
|
LDA.l SwampDrain1HasItem : BEQ .flipper_check
|
|
LDA.l $7F666F : AND.b #$80 : BEQ .drain_room_37 ; Check if key in room 37 has been collected.
|
|
.flipper_check
|
|
LDA.l FlippersEquipment : AND.b #$01 : BNE .check_room_35 ; Check for flippers. This can otherwise softlock doors if flooded without flippers and no way to reset.
|
|
.drain_room_37
|
|
LDA.l RoomDataWRAM[$37].low : AND.b #$7F : STA.l RoomDataWRAM[$37].low ; clear water room 37 - outer room you shouldn't be able to softlock except in major glitches
|
|
.check_room_35
|
|
LDA.l SwampDrain2HasItem : BEQ .done
|
|
LDA.l $7F666B : AND.b #$80 : BNE .done ; Check if key in room 35 has been collected.
|
|
; no need to check for flippers on the inner room, as you can't get to the west door no matter what, without flippers.
|
|
LDA.l RoomDataWRAM[$35].low : AND.b #$7F : STA.l RoomDataWRAM[$35].low ; clear water room 35 - inner room with the easy key flood softlock
|
|
.done
|
|
RTL
|
|
;================================================================================
|