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Add New Game cheat code menu
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@mdsteele
mdsteele committed Feb 24, 2024
1 parent 018bfa1 commit 5ba16a4
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308 changes: 308 additions & 0 deletions src/newgame.asm
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;;;=========================================================================;;;
;;; Copyright 2022 Matthew D. Steele <[email protected]> ;;;
;;; ;;;
;;; This file is part of Annalog. ;;;
;;; ;;;
;;; Annalog is free software: you can redistribute it and/or modify it ;;;
;;; under the terms of the GNU General Public License as published by the ;;;
;;; Free Software Foundation, either version 3 of the License, or (at your ;;;
;;; option) any later version. ;;;
;;; ;;;
;;; Annalog is distributed in the hope that it will be useful, but WITHOUT ;;;
;;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or ;;;
;;; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License ;;;
;;; for more details. ;;;
;;; ;;;
;;; You should have received a copy of the GNU General Public License along ;;;
;;; with Annalog. If not, see <http://www.gnu.org/licenses/>. ;;;
;;;=========================================================================;;;

.INCLUDE "boss.inc"
.INCLUDE "charmap.inc"
.INCLUDE "flag.inc"
.INCLUDE "macros.inc"
.INCLUDE "mmc3.inc"
.INCLUDE "newgame.inc"
.INCLUDE "room.inc"
.INCLUDE "spawn.inc"
.INCLUDE "teleport.inc"

.IMPORT Func_SetFlag
.IMPORT Sram_LastSafe_bSpawn
.IMPORT Sram_LastSafe_eRoom
.IMPORT Sram_MagicNumber_u8
.IMPORT Sram_Minimap_u16_arr
.IMPORT __SRAM_SIZE__
.IMPORT __SRAM_START__

;;;=========================================================================;;;

.SEGMENT "PRGA_Title"

;;; Erases all of SRAM and creates a save file for a new game.
;;; @param Y The eNewGame value to use to initialize the save file.
.EXPORT FuncA_Title_ResetSramForNewGame
.PROC FuncA_Title_ResetSramForNewGame
;; Enable writes to SRAM.
lda #bMmc3PrgRam::Enable
sta Hw_Mmc3PrgRamProtect_wo
;; Zero all of SRAM.
lda #0
tax
@loop:
.assert $20 * $100 = __SRAM_SIZE__, error
.repeat $20, index
sta __SRAM_START__ + $100 * index, x
.endrepeat
inx
bne @loop
;; TODO: For testing, reveal whole minimap (remove this later).
.IF 0
lda #$ff
ldx #0
@minimapLoop:
sta Sram_Minimap_u16_arr, x
inx
cpx #$30
blt @minimapLoop
.ENDIF
;; Set starting location.
lda DataA_Title_NewGameStarting_eRoom_arr, y
sta Sram_LastSafe_eRoom
lda DataA_Title_NewGameStarting_bSpawn_arr, y
sta Sram_LastSafe_bSpawn
;; Mark the save file as present.
lda #kSaveMagicNumber
sta Sram_MagicNumber_u8
;; Disable writes to SRAM.
lda #bMmc3PrgRam::Enable | bMmc3PrgRam::DenyWrites
sta Hw_Mmc3PrgRamProtect_wo
_SetFlags:
;; Set flags based on the eNewGame value.
lda DataA_Title_NewGameFirstMissing_eFlag_arr, y
sta T1 ; first missing eFlag
ldy #0
beq @start ; unconditional
@loop:
sty T0 ; index into DataA_Title_NewGameFlags_eFlag_arr
jsr Func_SetFlag ; preserves T0+
ldy T0 ; index into DataA_Title_NewGameFlags_eFlag_arr
iny
@start:
ldx DataA_Title_NewGameFlags_eFlag_arr, y
cpx T1 ; first missing eFlag
bne @loop
rts
.ENDPROC

;;; Maps from eNewGame values to 8-byte name strings.
.EXPORT DataA_Title_NewGameName_u8_arr8_arr
.PROC DataA_Title_NewGameName_u8_arr8_arr
D_ARRAY .enum, eNewGame, 8
d_byte Town, " TOWN "
d_byte Prison, " PRISON "
d_byte Tower, " GARDEN "
d_byte Breaker1, "BREAKER1"
d_byte Spire, " TEMPLE "
d_byte Breaker2, "BREAKER2"
d_byte Rescue, " RESCUE "
d_byte Nave, " NAVE "
d_byte Tomb, " TOMB "
d_byte Breaker3, "BREAKER3"
d_byte Breaker4, "BREAKER4"
d_byte Collapse, " MINE "
d_byte Breaker5, "BREAKER5"
d_byte Sinkhole, " CITY "
d_byte Breaker6, "BREAKER6"
d_byte Shadow, " SHADOW "
d_byte Depths, " DEPTHS "
d_byte Breaker7, "BREAKER7"
d_byte Core, " CORE "
D_END
.ENDPROC

;;; Maps from eNewGame values to the starting room.
.PROC DataA_Title_NewGameStarting_eRoom_arr
D_ARRAY .enum, eNewGame
d_byte Town, eRoom::TownHouse2
d_byte Prison, eRoom::PrisonCell
d_byte Tower, eRoom::GardenTower
d_byte Breaker1, eRoom::BossGarden
d_byte Spire, eRoom::TempleSpire
d_byte Breaker2, eRoom::BossTemple
d_byte Rescue, eRoom::PrisonEast
d_byte Nave, eRoom::TempleNave
d_byte Tomb, eRoom::CryptTomb
d_byte Breaker3, eRoom::BossCrypt
d_byte Breaker4, eRoom::BossLava
d_byte Collapse, eRoom::MineCollapse
d_byte Breaker5, eRoom::BossMine
d_byte Sinkhole, eRoom::CityPit
d_byte Breaker6, eRoom::BossCity
d_byte Shadow, eRoom::ShadowTeleport
d_byte Depths, eRoom::ShadowDepths
d_byte Breaker7, eRoom::BossShadow
d_byte Core, eRoom::CoreLock
D_END
.ENDPROC

;;; Maps from eNewGame values to the starting spawn location.
.PROC DataA_Title_NewGameStarting_bSpawn_arr
D_ARRAY .enum, eNewGame
d_byte Town, bSpawn::Device | 0
d_byte Prison, bSpawn::Device | 0
d_byte Tower, bSpawn::Device | 3 ; TODO: use a constant
d_byte Breaker1, bSpawn::Device | kBossDoorDeviceIndex
d_byte Spire, bSpawn::Device | 0 ; TODO: use a constant
d_byte Breaker2, bSpawn::Device | kBossDoorDeviceIndex
d_byte Rescue, bSpawn::Passage | 1
d_byte Nave, bSpawn::Passage | 3
d_byte Tomb, bSpawn::Device | 3 ; TODO: use a constant
d_byte Breaker3, bSpawn::Device | kBossDoorDeviceIndex
d_byte Breaker4, bSpawn::Device | kBossDoorDeviceIndex
d_byte Collapse, bSpawn::Device | 2 ; TODO: use a constant
d_byte Breaker5, bSpawn::Device | kBossDoorDeviceIndex
d_byte Sinkhole, bSpawn::Device | 0 ; TODO: use a constant
d_byte Breaker6, bSpawn::Device | kBossDoorDeviceIndex
d_byte Shadow, bSpawn::Device | kTeleporterDeviceIndex
d_byte Depths, bSpawn::Device | 0 ; TODO: use a constant
d_byte Breaker7, bSpawn::Device | kBossDoorDeviceIndex
d_byte Core, bSpawn::Passage | 1
D_END
.ENDPROC

;;; Maps from eNewGame values to the first flag to *not* start with.
.PROC DataA_Title_NewGameFirstMissing_eFlag_arr
D_ARRAY .enum, eNewGame
d_byte Town, eFlag::PaperJerome36
d_byte Prison, eFlag::PaperJerome36
d_byte Tower, eFlag::BossGarden
d_byte Breaker1, eFlag::BreakerGarden
d_byte Spire, eFlag::BossTemple
d_byte Breaker2, eFlag::BreakerTemple
d_byte Rescue, eFlag::PrisonEastEastGateOpen
d_byte Nave, eFlag::TempleNaveTalkedToAlex
d_byte Tomb, eFlag::BossCrypt
d_byte Breaker3, eFlag::BreakerCrypt
d_byte Breaker4, eFlag::BreakerLava
d_byte Collapse, eFlag::BossMine
d_byte Breaker5, eFlag::BreakerMine
d_byte Sinkhole, eFlag::BossCity
d_byte Breaker6, eFlag::BreakerCity
d_byte Shadow, eFlag::PaperJerome01
d_byte Depths, eFlag::BossShadow
d_byte Breaker7, eFlag::BreakerShadow
d_byte Core, eFlag::None
D_END
.ENDPROC

;;; A list of all flags that can potentially be set when starting a new game,
;;; in collection order.
.PROC DataA_Title_NewGameFlags_eFlag_arr
.byte eFlag::PaperJerome36
.byte eFlag::PaperManual2
.byte eFlag::PrisonCellReachedTunnel
.byte eFlag::PrisonCellBlastedRocks
.byte eFlag::GardenLandingDroppedIn
.byte eFlag::PaperJerome13
.byte eFlag::UpgradeOpIf
.byte eFlag::PaperJerome12
.byte eFlag::GardenEastTalkedToCorra
.byte eFlag::MermaidHut1MetQueen
.byte eFlag::MermaidHut4MetFlorist
.byte eFlag::GardenTowerCratesPlaced
.byte eFlag::FlowerMermaid
.byte eFlag::PaperManual5
.byte eFlag::GardenTowerWallBroken
.byte eFlag::BossGarden
.byte eFlag::UpgradeRam1
.byte eFlag::BreakerGarden
.byte eFlag::TempleEntryPermission
.byte eFlag::TempleEntryColumnRaised
.byte eFlag::PaperManual1
.byte eFlag::UpgradeOpTil
.byte eFlag::TempleAltarColumnBroken
.byte eFlag::PaperJerome28
.byte eFlag::BossTemple
.byte eFlag::UpgradeRam2
.byte eFlag::BreakerTemple
.byte eFlag::FlowerTemple
.byte eFlag::FlowerFactory
.byte eFlag::CoreSouthCorraWaiting
.byte eFlag::PaperManual4
.byte eFlag::CoreSouthCorraHelped
.byte eFlag::PrisonEastEastGateOpen
.byte eFlag::PrisonEastLowerGateShut
.byte eFlag::PrisonEastOrcTrapped
.byte eFlag::PrisonEastWestGateOpen
.byte eFlag::PrisonUpperFoundAlex
.byte eFlag::PrisonUpperFreedAlex
.byte eFlag::PrisonUpperGateOpen
.byte eFlag::PrisonUpperFreedKids
.byte eFlag::PrisonCellGateOpen
.byte eFlag::FlowerPrison
.byte eFlag::MermaidHut1AlexPetition
.byte eFlag::FlowerCore
.byte eFlag::TempleNaveAlexWaiting
.byte eFlag::TempleNaveTalkedToAlex
.byte eFlag::PaperJerome34
.byte eFlag::CryptLandingDroppedIn
.byte eFlag::PaperJerome08
.byte eFlag::PaperJerome11
.byte eFlag::UpgradeOpGoto
.byte eFlag::CryptSouthBrokeFloor
.byte eFlag::CryptTombBrokeFloors
.byte eFlag::BossCrypt
.byte eFlag::UpgradeOpRest
.byte eFlag::BreakerCrypt
.byte eFlag::PaperJerome21
.byte eFlag::TempleEntryTalkedToCorra
.byte eFlag::FlowerCrypt
.byte eFlag::CityOutskirtsTalkedToAlex
.byte eFlag::UpgradeOpSkip
.byte eFlag::PaperJerome14
.byte eFlag::FlowerGarden
.byte eFlag::MermaidSpringConsoleFixed
.byte eFlag::MermaidSpringUnplugged
.byte eFlag::UpgradeOpCopy
.byte eFlag::PaperManual3
.byte eFlag::PaperJerome10
.byte eFlag::LavaCenterChain3Broken
.byte eFlag::LavaCenterChain1Broken
.byte eFlag::LavaCenterChain2Broken
.byte eFlag::BossLava
.byte eFlag::UpgradeRam3
.byte eFlag::BreakerLava
.byte eFlag::UpgradeOpSync
.byte eFlag::PaperJerome09
.byte eFlag::BossMine
.byte eFlag::UpgradeRam4
.byte eFlag::BreakerMine
.byte eFlag::UpgradeOpAddSub
.byte eFlag::FactoryPassLoweredRocks
.byte eFlag::PaperJerome23
.byte eFlag::FlowerMine
.byte eFlag::FactoryVaultTalkedToAlex
.byte eFlag::FlowerLava
.byte eFlag::FlowerSewer
.byte eFlag::CityOutskirtsBlastedRocks
.byte eFlag::CityCenterKeygenConnected
.byte eFlag::PaperJerome35
.byte eFlag::FlowerCity
.byte eFlag::CityBuilding3BlastedCrates
.byte eFlag::CityCenterDoorUnlocked
.byte eFlag::BossCity
.byte eFlag::UpgradeBRemote
.byte eFlag::BreakerCity
.byte eFlag::PaperJerome01
.byte eFlag::ShadowTrapDisarmed
.byte eFlag::BossShadow
.byte eFlag::UpgradeOpMul
.byte eFlag::BreakerShadow
.byte eFlag::FlowerShadow
.byte eFlag::MermaidHut4OpenedCellar
.byte eFlag::UpgradeOpBeep
.byte eFlag::None
.ENDPROC

;;;=========================================================================;;;
44 changes: 44 additions & 0 deletions src/newgame.inc
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;;;=========================================================================;;;
;;; Copyright 2022 Matthew D. Steele <[email protected]> ;;;
;;; ;;;
;;; This file is part of Annalog. ;;;
;;; ;;;
;;; Annalog is free software: you can redistribute it and/or modify it ;;;
;;; under the terms of the GNU General Public License as published by the ;;;
;;; Free Software Foundation, either version 3 of the License, or (at your ;;;
;;; option) any later version. ;;;
;;; ;;;
;;; Annalog is distributed in the hope that it will be useful, but WITHOUT ;;;
;;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or ;;;
;;; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License ;;;
;;; for more details. ;;;
;;; ;;;
;;; You should have received a copy of the GNU General Public License along ;;;
;;; with Annalog. If not, see <http://www.gnu.org/licenses/>. ;;;
;;;=========================================================================;;;

;;; Places that a new game can start, if using the debug cheat code.
.ENUM eNewGame
Town ; start at the start, for a normal new game
Prison ; start locked in the prison cell
Tower ; start just outside the garden boss room
Breaker1 ; start in the garden boss room, just after defeating it
Spire ; start just outside the temple boss room
Breaker2 ; start in the temple boss room, just after defeating it
Rescue ; start just inside the prison caves, on the way to rescue Alex
Nave ; start in the temple nave, when Alex is waiting there
Tomb ; start just outside the crypt boss room
Breaker3 ; start in the crypt boss room, just after defeating it
Breaker4 ; start in the lava boss room, just after defeating it
Collapse ; start just outside the mine boss room
Breaker5 ; start in the mine boss room, just after defeating it
Sinkhole ; start just outside the city boss room
Breaker6 ; start in the city boss room, just after defeating it
Shadow ; start at the entrance to the Shadow Labs
Depths ; start just outside the shadow boss room
Breaker7 ; start in the shadow boss room, just after defeating it
Core ; start just outside the final boss room
NUM_VALUES
.ENDENUM

;;;=========================================================================;;;
4 changes: 1 addition & 3 deletions src/pause.asm
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Expand Up @@ -96,8 +96,6 @@ kPapersWindowScrollSpeed = 11
;;; on.
kTileIdBgRemainingTopLeft = $84

;;; The OBJ tile ID for drawing the cursor for opening the papers window.
kTileIdObjOpenWindowCursor = kTileIdObjPauseFirst + $0d
;;; The OBJ palette number for the cursor for opening the papers window.
kPaletteObjOpenWindowCursor = 1

Expand Down Expand Up @@ -739,7 +737,7 @@ _Return:
sta Ram_Oam_sObj_arr64 + .sizeof(sObj) * 0 + sObj::Flags_bObj, y
eor #bObj::FlipH
sta Ram_Oam_sObj_arr64 + .sizeof(sObj) * 1 + sObj::Flags_bObj, y
lda #kTileIdObjOpenWindowCursor
lda #kTileIdObjArrowCursor
sta Ram_Oam_sObj_arr64 + .sizeof(sObj) * 0 + sObj::Tile_u8, y
sta Ram_Oam_sObj_arr64 + .sizeof(sObj) * 1 + sObj::Tile_u8, y
@done:
Expand Down
1 change: 1 addition & 0 deletions src/pause.inc
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Expand Up @@ -23,5 +23,6 @@ kTileIdBgUpgradeRamFirst = $82

;;; OBJ tile IDs for drawing the pause screen.
kTileIdObjPauseFirst = $b0
kTileIdObjArrowCursor = kTileIdObjPauseFirst + $0d

;;;=========================================================================;;;
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