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oracle-of-secrets/Masks/mask_routines.asm
scawful 9aa9d39c78 Replace more common sprite ram with symbols
2024-11-19 16:25:24 -05:00

1377 lines
24 KiB
NASM
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; =========================================================
; Macros
macro PlayerTransform()
LDY.b #$04 : LDA.b #$23
JSL AddTransformationCloud
LDA.b #$14 : STA.w $0CF8
JSL $0DBB67 ; Link_CalculateSFXPan
ORA.w $0CF8
STA $012E
endmacro
macro ResetToLinkGraphics()
STZ !CurrentMask
JSL Palette_ArmorAndGloves
LDA.b #$10 : STA !LinkGraphics
endmacro
macro CheckNewR_ButtonPress()
LDA.b $F6 : BIT.b #$10
endmacro
; =========================================================
; Change Link's sprite by setting $BC to the gfx bank
; InitializeMemoryAndSRAM
org $008827
JSL StartupMasks
; Link Sprite hook before game starts
org $008A01
LDA $BC
; =========================================================
; Change Link's palette based on $02B2 (mask value)
; Palettes_Load_LinkArmorAndGloves
org $1BEDF9
JSL Palette_ArmorAndGloves ; 4bytes
RTL ; 1byte
NOP #$01
; Palettes_Load_LinkGloves
org $1BEE1B
JSL Palette_ArmorAndGloves_part_two
RTL
; =========================================================
; GameOver_DelayBeforeIris
org $09F347
JSL ForceResetMask_GameOver
; Module17_SaveAndQuit
org $09F7B5
JSL ForceResetMask_SaveAndQuit
; =========================================================
; EXPANDED SPACE
org $3A8000
StartupMasks:
{
; from vanilla:
; bring the screen into force blank after NMI
LDA.b #$80 : STA $13
; set links sprite bank
LDA #$10 : STA $BC
RTL
}
ForceResetMask_GameOver:
{
LDA $02B2 : BEQ .still_link
CMP.b #$06 : BEQ .gbc_link
%ResetToLinkGraphics()
JMP .still_link
.gbc_link
JSL UpdateGbcPalette
LDA #$3B : STA $BC ; change link's sprite
.still_link
LDA.b #$30
STA.b $98
RTL
}
ForceResetMask_SaveAndQuit:
{
LDA !CurrentMask : BEQ .still_link
%ResetToLinkGraphics()
.still_link
LDA.b #$0F : STA.b $95
RTL
}
; =========================================================
Palette_ArmorAndGloves:
{
LDA !CurrentMask : CMP #$01 : BEQ .deku_mask
CMP.b #$02 : BEQ .zora_mask
CMP.b #$03 : BEQ .wolf_mask
CMP.b #$04 : BEQ .bunny_hood
CMP.b #$05 : BEQ .minish_form
CMP.b #$06 : BEQ .gbc_form
CMP.b #$07 : BEQ .moosh_form
JMP .original_sprite
.deku_mask
; Load Deku Mask Location
LDA.b #$35 : STA $BC
JSL UpdateDekuPalette
RTL
.zora_mask
; Load Zora Mask Location
LDA.b #$36 : STA $BC
JSL UpdateZoraPalette
RTL
.wolf_mask
; Load Wolf Mask Location
LDA.b #$38 : STA $BC
JSL $38F000
RTL
.bunny_hood
; Load Bunny Hood Location
LDA.b #$37 : STA $BC
JSL $37F000
RTL
.minish_form
; Load Minish Form Location
LDA.b #$39 : STA $BC : JMP .original_palette
.gbc_form
JSL UpdateGbcPalette
RTL
.moosh_form
JSL UpdateMooshPalette
RTL
.original_sprite
; Load Original Sprite Location
LDA.b #$10 : STA $BC
.original_palette
REP #$21
LDA $7EF35B ; Link's armor value
JSL $1BEDFF ; Read Original Palette Code
RTL
.part_two
SEP #$30
REP #$30
LDA.w #$0000 ; Ignore glove color modifier $7EF354
JSL $1BEE21 ; Read Original Palette Code
RTL
PHX : PHY : PHA
; Load armor palette
PHB : PHK : PLB
REP #$20
; Check what Link's armor value is.
LDA $7EF35B : AND.w #$00FF : TAX
LDA $1BEC06, X : AND.w #$00FF : ASL A : ADC.w #$F000 : STA $00
REP #$10
LDA.w #$01E2 ; Target SP-7 (sprite palette 6)
LDX.w #$000E ; Palette has 15 colors
TXY : TAX
LDA.b $BC : AND #$00FF : STA $02
.loop
LDA [$00] : STA $7EC300, X : STA $7EC500, X
INC $00 : INC $00
INX #2
DEY : BPL .loop
SEP #$30
PLB
INC $15
PLA : PLY : PLX
RTL
}
; =========================================================
; Overworld Palette Persist
Overworld_CgramAuxToMain_Override:
{
; Copies the auxiliary CGRAM buffer to the main one
; Causes NMI to reupload the palette.
REP #$20
LDX.b #$00
.loop
LDA $7EC300, X : STA $7EC500, X
LDA $7EC340, X : STA $7EC540, X
LDA $7EC380, X : STA $7EC580, X
LDA $7EC3C0, X : STA $7EC5C0, X
LDA $7EC400, X : STA $7EC600, X
LDA $7EC440, X : STA $7EC640, X
LDA $7EC480, X : STA $7EC680, X
LDA !CurrentMask : BNE .has_mask_palette
LDA $7EC4C0, X : STA $7EC6C0, X
.has_mask_palette
INX #2 : CPX.b #$40 : BNE .loop
SEP #$20
; tell NMI to upload new CGRAM data
INC $15
RTL
}
; =========================================================
LinkState_ResetMaskAnimated:
{
STZ.b $55
LDA.w !CurrentMask : BEQ .no_transform
CMP.b #$01 : BEQ .check_item_slot
CMP.b #$02 : BEQ .no_transform
CMP.b #$03 : BEQ .check_item_slot
CMP.b #$04 : BEQ .check_item_slot
CMP.b #$05 : BEQ .no_transform
CMP.b #$06 : BEQ .gbc_form
CMP.b #$07 : BEQ .moosh_form
.check_item_slot
LDA.w $0202 : SEC : SBC.b #$13 : BEQ .no_transform
.transform
%PlayerTransform()
%ResetToLinkGraphics()
.gbc_form
.no_transform
.moosh_form
RTL
}
pushpc
; =========================================================
org $02C769
Overworld_CgramAuxToMain:
JSL Overworld_CgramAuxToMain_Override
RTS
; =========================================================
; Change which mask forms have access to the sword.
; =========================================================
; Link_CheckForSwordSwing
org $079CD9
JSL LinkItem_CheckForSwordSwing_Masks
pullpc
LinkItem_CheckForSwordSwing_Masks:
{
LDA !CurrentMask : BEQ .return
CMP.b #$02 : BEQ .return ; zora mask can use sword
CMP.b #$06 : BEQ .return ; gbc link can use sword
LDA #$01
RTL
.return
LDA $3B : AND.b #$10 ; Restore Link_CheckForSwordSwing
RTL
}
; =========================================================
; Common Mask Transformation Routine
; A = Mask ID
; Carry clear = no transform press/cant use mask
Link_TransformMask:
{
PHB : PHK : PLB
PHA ; save mask ID
%CheckNewR_ButtonPress() : BEQ .return
LDA $6C : BNE .return ; in a doorway
LDA $0FFC : BNE .return ; can't open menu
%PlayerTransform()
PLA ; restore mask ID
TAY
CPY !CurrentMask : BEQ .unequip ; check if mask is on
STA !CurrentMask : TAX
LDA .mask_gfx, X : STA $BC ; set the mask gfx
JSL Palette_ArmorAndGloves ; set the palette
; STA $02F5 ; Somaria platform flag, no dash
PLB : CLC : RTL
.unequip
STZ $5D
STZ $02F5
%ResetToLinkGraphics()
PLB : CLC : RTL
.return
PLA : PLB : CLC : RTL
.mask_gfx
db $00, $35, $36, $38, $37, $39, $3A, $3B
}
; =========================================================
Link_TransformMoosh:
{
PHB : PHK : PLB
LDA.w !CurrentMask : CMP.b #$07 : BNE +
%PlayerTransform()
%ResetToLinkGraphics()
PLB : RTL
+
LDA.b #$07 : STA.w !CurrentMask
LDA.b #$33 : STA $BC
%PlayerTransform()
JSL Palette_ArmorAndGloves
PLB
RTL
}
; =========================================================
; Modifies the value of the Y register before it indexes the table
; LinkOAM_AnimationStepDataOffsets
; This is used to change the animation during 0x0A (Using Quake Medallion)
DekuLink_SpinOrRecoil:
{
LDA.w DekuFloating : BEQ .spin
LDA.w !CurrentMask : CMP.b #$07 : BNE +
LDY.b #$1C
JML $0DA435 ; JML $0DA40B
+
LDY.b #$05 ; Recoil
JML $0DA435 ; JML $0DA40B
.spin
; Moosh form configuration
LDY.b #$1B ; Spin and die
JML $0DA40B
}
pushpc
; Spin and die, LinkOAM_AnimationStepDataOffsets
org $0DA3FD
JML DekuLink_SpinOrRecoil
pullpc
; Based on LinkItem_Quake.allow_quake
PrepareQuakeSpell:
{
LDA.b #$0A : STA.b $5D ; Set Link to the hover state
LDA.b #$00 : STA.b $3D ; Clear the animation timer
LDA #$00 : STA.w $031C ; Clear the spin animation gfx
STZ.w $031D ; Clear the spin animation step
STZ.w $0324 ; Prevent multiple ancillae from being added
STZ.b $46 ; Clear the link damage timer
; Set low and high of HOPVZ2
; Usually used as the hopping speed for diagonal jumps
LDA.b #$28 : STA.w $0362 : STA.w $0363
STZ.w $0364 ; Clear Z-coordinate for the jump
STZ.w DekuFloating ; Clear the hover flag
RTL
}
; =========================================================
InitCamera:
{
LDA.b $22 : STA.b $3F
LDA.b $23 : STA.b $41
LDA.b LinkY : STA.b $3E
LDA.b LinkYH : STA.b $40
RTS
}
; =========================================================
HandleMovement:
{
LDA $F0 : AND #$08 : BEQ .not_up
LDY #$00
LDA.w .drag_y_low, Y : CLC : ADC.w $0B7E : STA.w $0B7E
LDA.w .drag_y_high, Y : ADC.w $0B7F : STA.w $0B7F
LDA #$01 : STA $031C
LDA #$05 : STA $3D
STZ.w LinkFaceDir
.not_up
LDA $F0 : AND #$04 : BEQ .not_down
LDY #$01
LDA.w .drag_y_low, Y : CLC : ADC.w $0B7E : STA.w $0B7E
LDA.w .drag_y_high, Y : ADC.w $0B7F : STA.w $0B7F
LDA #$02 : STA $031C
LDA #$05 : STA $3D
LDA #$02 : STA.w LinkFaceDir
.not_down
LDA $F0 : AND #$02 : BEQ .not_left
LDY #$02
LDA.w .drag_x_low, Y : CLC : ADC.w DragYL : STA.w DragYL
LDA.w .drag_x_high, Y : ADC.w DragYH : STA.w DragYH
LDA #$03 : STA $031C
LDA #$05 : STA $3D
LDA #$04 : STA.w LinkFaceDir
.not_left
LDA $F0 : AND #$01 : BEQ .not_right
LDY #$03
LDA.w .drag_x_low, Y : CLC : ADC.w DragYL : STA.w DragYL
LDA.w .drag_x_high, Y : ADC.w DragYH : STA.w DragYH
LDA #$04 : STA $031C
LDA #$05 : STA $3D
LDA #$06 : STA.w LinkFaceDir
.not_right
RTS
.drag_x_high
db 0, 0, -1, 0
.drag_x_low
db 0, 0, -1, 1
.drag_y_low
db -1, 1, 0, 0
.drag_y_high
db -1, 0, 0, 0
}
; =========================================================
DekuLink_HoverBasedOnInput:
{
PHB : PHK : PLB
STZ.b $2A
STZ.b $2B
STZ.b $6B
STZ.b $48
JSR HandleMovement
JSL Link_HandleCardinalCollision_Long
JSL Link_HandleVelocityAndSandDrag
STZ.w $0302
JSL HandleIndoorCameraAndDoors
JSL Link_CancelDash
; Pos - Cache Pos = difference
LDA.w LinkX : SEC : SBC $3F : STA $31
LDA.w LinkY : SEC : SBC $3E : STA $30
LDA $5C : AND #$1F : BNE .continue_me
DEC $24
.continue_me
LDA $5C : BEQ .auto_cancel
LDA.w DekuFloating : BEQ .no_bomb_drop
LDA $F0 : AND #%01000000 : BEQ .no_bomb_drop
LDY.b #$01 : LDA.b #$07 ; ANCILLA 07
JSL $09811F ; AncillaAdd_Bomb
.no_bomb_drop
LDA $F0 : AND #%10000000 : BEQ .no_cancel
.auto_cancel
; Reset LinkState to Default
STZ $5D
LDA.b #$01 : STA.w $0AAA
STZ.w $0324 : STZ.w $031C : STZ.w $031D
STZ.b $50 : STZ.b $3D
STZ.w SprFreeze
STZ.w $011A : STZ.w $011B : STZ.w $011C : STZ.w $011D
LDY.b #$00
LDA.b $3C : BEQ .no_sword_charge
LDA.b $F0 : AND.b #$80 : TAY
.no_sword_charge
STY.b $3A
STZ.b $5E
; Set height at end of hover
; This makes it so the landing animation timer looks correct
; Floating for a bit, then slowly landing on the ground
LDA.b #$12 : STA $24
.no_cancel
PLB
RTL
}
DekuLink_CheckForDash:
{
LDA.w !CurrentMask : CMP.b #$01 : BNE +
STZ.b $F2
+
LDA.b #$00
STA.b $4F
RTL
}
pushpc
org $088399
dw Ancilla0E_MagicBubble
org $08FFDA ; Bank 08 Free space
Ancilla0E_MagicBubble:
JSL Ancilla0E_MagicBubbleLong
RTS
org $07903F
JSL DekuLink_CheckForDash
pullpc
DekuLink_ShootBubbleOrStartHover:
{
; If we are standing on a deku flower, do the hover
LDA.b $71 : BEQ +
JSL PrepareQuakeSpell
RTL
+
; Otherwise, shoot the magic bubble
LDA.b #$0E
JSL AncillaAdd_MagicBubbleShot
JSL MagicBubbleSwapDynamicGfx
RTL
}
Ancilla_SFX3_Near:
JSR Ancilla_SFX_Near
STA.w $012F
RTS
Ancilla_SFX_Near:
STA.w $0CF8
JSL Link_CalculateSFXPan
ORA.w $0CF8
RTS
Ancilla_SFX2_Pan:
JSR Ancilla_SFX_SetPan
STA.w $012E
RTS
Ancilla_SFX3_Pan:
JSR Ancilla_SFX_SetPan
STA.w $012F
RTS
Ancilla_SFX_SetPan:
STA.w $0CF8
JSL Ancilla_CalculateSFXPan
ORA.w $0CF8
RTS
Ancilla_CheckBasicSpriteCollision:
{
LDY.b #$0F
.next_sprite
TYA
EOR.b $1A
AND.b #$03
ORA.w $0F00, Y
ORA.w $0EF0, Y
BNE .skip
LDA.w SprState, Y : CMP.b #$09 : BCC .skip
LDA.w SprDefl, Y : AND.b #$02 : BNE .sprite_ignores_priority
LDA.w $0280, X : BNE .skip
.sprite_ignores_priority
LDA.w AnciLayer, X : CMP.w $0F20, Y : BNE .skip
; ANCILLA 2C
LDA.w AnciType, X : CMP.b #$2C : BNE .not_somaria_block
; SPRITE 1E
LDA.w $0E20, Y : CMP.b #$1E : BEQ .skip
; SPRITE 90
CMP.b #$90 : BEQ .skip
.not_somaria_block
JSR Ancilla_CheckBasicSpriteCollision_Single
.skip
DEY
BPL .next_sprite
CLC
RTS
}
; =========================================================
Ancilla_CheckBasicSpriteCollision_Single:
{
JSR Ancilla_SetupBasicHitBox
PHY
PHX
TYX
JSL Sprite_SetupHitBoxLong
PLX
PLY
JSL CheckIfHitBoxesOverlap
BCC .fail
; SPRITE 92
LDA.w $0E20, Y : CMP.b #$92 : BNE .not_king_helma
LDA.w SprMiscB, Y : CMP.b #$03 : BCC .success
.not_king_helma
; SPRITE 80
LDA.w $0E20, Y : CMP.b #$80 : BNE .dont_reverse_fire_snake
LDA.w SprTimerE, Y : BNE .dont_reverse_fire_snake
LDA.b #$18 : STA.w SprTimerE, Y
LDA.w SprMiscC, Y : EOR.b #$01 : STA.w SprMiscC, Y
.dont_reverse_fire_snake
LDA.w SprBulletproof, Y : BNE .fail
LDA.w AnciX, X : SEC : SBC.b #$08 : STA.b $04
LDA.w AnciXH, X : SBC.b #$00 : STA.b $05
LDA.w AnciY, X : SEC : SBC.b #$08
PHP
SEC : SBC.w AnciHeight, X : STA.b $06
LDA.w AnciYH, X : SBC.b #$00
PLP
SBC.b #$00
STA.b $07
LDA.b #$50
PHY
PHX
TYX
JSL Sprite_ProjectSpeedTowardsEntityLong
PLX
PLY
LDA.b $00 : EOR.b #$FF : STA.w SprYRecoil, Y
LDA.b $01 : EOR.b #$FF : STA.w SprXRecoil, Y
PHX
LDA.w AnciType, X
TYX
JSL Ancilla_CheckDamageToSprite
PLX
.success
PLA
PLA
SEC
RTS
.fail
CLC
RTS
}
Ancilla_SetupBasicHitBox:
{
LDA.w AnciX, X : SEC : SBC.b #$08 : STA.b $00
LDA.w AnciXH, X : SBC.b #$00 : STA.b $08
LDA.w AnciY, X : SEC : SBC.b #$08
PHP
SEC : SBC.w AnciHeight, X : STA.b $01
LDA.w AnciYH, X : SBC.b #$00
PLP
SBC.b #$00 : STA.b $09
LDA.b #$0F : STA.b $02
LDA.b #$0F : STA.b $03
RTS
}
Ancilla_Move_X:
{
TXA
CLC
ADC.b #$0A
TAX
JSR Ancilla_Move_Y
BRL Ancilla_RestoreIndex
}
; ---------------------------------------------------------
Ancilla_Move_Y:
{
LDA.w $0C22, X
ASL A
ASL A
ASL A
ASL A
CLC : ADC.w $0C36, X : STA.w $0C36, X
LDY.b #$00
LDA.w $0C22, X
PHP
LSR A
LSR A
LSR A
LSR A
PLP
BPL .other_way
ORA.b #$F0
DEY
.other_way
ADC.w AnciY, X : STA.w AnciY, X
TYA
ADC.w AnciYH, X : STA.w AnciYH, X
RTS
}
; =========================================================
Ancilla_Move_Z:
{
LDA.w AnciZSpeed, X
ASL A
ASL A
ASL A
ASL A
CLC : ADC.w AnciHeightH, X : STA.w AnciHeightH, X
LDY.b #$00
LDA.w AnciZSpeed, X
PHP
LSR A
LSR A
LSR A
LSR A
PLP
BPL .other_way
ORA.b #$F0
DEY
.other_way
ADC.w AnciHeight, X : STA.w AnciHeight, X
RTS
}
Ancilla_Killa:
PLA
PLA
STZ.w AnciType, X
RTS
Ancilla_BoundsCheck:
{
LDY.w AnciLayer, X
LDA.w .data, Y : STA.b $04
LDY.w AnciOamBuf, X
LDA.w AnciX, X : SEC : SBC.b $E2 : CMP.b #$F4 : BCS Ancilla_Killa
STA.b $00
LDA.w AnciY, X : SEC : SBC.b $E8 : CMP.b #$F0 : BCS Ancilla_Killa
STA.b $01
RTS
.data
db $20, $10
}
; =========================================================
print pc
AncillaAdd_MagicBubbleShot:
{
LDY.b #$03
STA.b $00
JSL Ancilla_CheckForAvailableSlot : BPL .free_slot
LDA.b $00 : CMP.b #$01 : BEQ .no_refund_magic
LDX.b #$02
JSL Refund_Magic
.no_refund_magic
BRL .exit_a
.free_slot
INY #4 ; Increment ancilla slot, due to 0x1E
PHB
PHK
PLB
PHX
LDA.b $00 : CMP.b #$01 : BEQ .no_sfx
PHY
LDA.b #$05
JSR Ancilla_SFX3_Near
PLY
.no_sfx
LDA.b $00 : STA.w AnciType, Y
TAX
; LDA.w AncillaObjectAllocation, X : STA.w AnciOAMNbr, Y
LDA.b #$0C : STA.w AnciOAMNbr, Y
LDA.b #$03 : STA.w AnciTimerA, Y
LDA.b #$00 : STA.w AnciMiscB, Y : STA.w AnciMiscC, Y
STA.w $0280, Y : STA.w $028A, Y
LDA.b $2F : LSR A : STA.w AnciMiscD, Y
TAX
PHY : PHX
TYX
JSL Ancilla_CheckInitialTile_A
PLX : PLY
BCS .disperse_on_spawn
LDA.w $0022 : CLC : ADC.w .init_check_offset_x_low, X : STA.w AnciX, Y
LDA.w $0023 : ADC.w .init_check_offset_x_high, X : STA.w AnciXH, Y
LDA.w $0020 : CLC : ADC.w .init_check_offset_y_low, X : STA.w AnciY, Y
LDA.w $0021 : ADC.w .init_check_offset_y_high, X : STA.w AnciYH, Y
; ANCILLA 01
LDA.w AnciType, Y : CMP.b #$01 : BEQ .is_somaria_bullet
LDA.w .flame_speed_x, X : STA.w AnciYSpeed, Y
LDA.w .flame_speed_y, X
BRA .speed_set
.is_somaria_bullet
LDA.l $7EF359
DEC A
DEC A
ASL A
ASL A
STA.b $0F
TXA : CLC : ADC.b $0F : TAX
LDA.w SomariaBulletSpeedX, X : STA.w AnciYSpeed, Y
LDA.w SomariaBulletSpeedY, X
.speed_set
STA.w AnciXSpeed, Y
LDA.w $00EE : STA.w AnciLayer, Y
LDA.w $0476 : STA.w AnciMiscJ, Y
PLX
PLB
.exit_a
RTL
.disperse_on_spawn
; ANCILLA 01
LDA.w AnciType, Y : CMP.b #$01 : BNE .not_bullet
LDA.b #$04 ; ANCILLA 04
STA.w AnciType, Y
LDA.b #$07 : STA.w AnciTimerA, Y
LDA.b #$10 : STA.w AnciOAMNbr, Y
BRA .exit_b
.not_bullet
LDA.b #$01 : STA.w AnciMiscB, Y
LDA.b #$1F : STA.w AnciTimerA, Y
LDA.b #$08 : STA.w AnciOAMNbr, Y
; SFX2.2A
LDA.b #$2A : JSR Ancilla_SFX2_Pan
.exit_b
PLX
PLB
RTL
.init_check_offset_x_low
db 0, 0, -8, 16
.init_check_offset_x_high
db 0, 0, -1, 0
.init_check_offset_y_low
db -8, 16, 3, 3
.init_check_offset_y_high
db -1, 0, 0, 0
.flame_speed_x
db 0, 0, -64, 64
.flame_speed_y
db -64, 64, 0
}
; =========================================================
Ancilla0E_MagicBubbleLong:
{
PHP : PHK : PLB
JSR Ancilla_MagicBubbleShot
PLB
RTL
}
Ancilla_MagicBubbleShot:
{
LDA.w AnciMiscB, X : BEQ MagicBubbleShot_Moving
JMP.w MagicBubbleShot_Halted
#MagicBubbleShot_Moving:
LDA.b $11 : BNE .draw
STZ.w $0385, X
JSR Ancilla_Move_X
JSR Ancilla_Move_Y
JSL Ancilla_CheckSpriteCollision_long
BCS .collision
; -------------------------------------------------------
LDA.w AnciMiscD, X : ORA.b #$08 : STA.w AnciMiscD, X
JSL Ancilla_CheckTileCollision_long
PHP
LDA.w $03E4, X : STA.w $0385, X
PLP
BCS .collision
LDA.w AnciMiscD, X : ORA.b #$0C : STA.w AnciMiscD, X
LDA.w $028A, X : STA.b $74
JSL Ancilla_CheckTileCollision_long
PHP
LDA.b $74 : STA.w $028A, X
PLP
BCC .no_collision
.collision
INC.w AnciMiscB, X
LDA.b #$1F : STA.w AnciTimerA, X
LDA.b #$08 : STA.w AnciOAMNbr, X
LDA.b #$2A ; SFX3.2A
JSR Ancilla_SFX3_Pan
; ---------------------------------------------------------
.no_collision
INC.w AnciMiscC, X
LDA.w AnciMiscD, X : AND.b #$F3 : STA.w AnciMiscD, X
LDA.w $0385, X : STA.w $0333
AND.b #$F0 : CMP.b #$C0 : BEQ .torch
LDA.w $03E4, X : STA.w $0333
AND.b #$F0 : CMP.b #$C0 : BNE .draw
.torch
; PHX
; JSL Underworld_LightTorch
; PLX
; ---------------------------------------------------------
.draw
JSR AncillaDraw_MagicBubbleShot
RTS
}
; =========================================================
AncillaDraw_MagicBubbleShot:
{
JSR Ancilla_BoundsCheck
LDA.w $0280, X
BEQ .default_priority
LDA.b #$30
TSB.b $04
.default_priority
LDA.w AnciMiscC, X : AND.b #$0C : STA.b $02
PHX
LDX.b #$02
LDY.b #$00
.next_object
STX.b $03
TXA
ORA.b $02
TAX
LDA.b $00 : CLC : ADC.w .offset_x, X : STA.b ($90), Y
LDA.b $01 : CLC : ADC.w .offset_y, X : INY : STA.b ($90), Y
LDX.b $03
LDA.w .char, X : INY : STA.b ($90), Y
; Palette
LDA.b $04 : ORA.b #$0A : INY : STA.b ($90), Y
PHY
TYA
LSR A
LSR A
TAY
LDA.b #$00 : STA.b ($92), Y
PLY
INY
DEX
BPL .next_object
PLX
RTS
.offset_x
db 7, 0, 8, 0
db 8, 4, 0, 0
db 2, 8, 0, 0
db 1, 4, 9, 0
.offset_y
db 1, 4, 9, 0
db 7, 0, 8, 0
db 8, 4, 0, 0
db 2, 8, 0, 0
.char
db $8D, $9D, $9C
}
#SomariaBulletSpeedX:
db 0, 0, -40, 40
db 0, 0, -48, 48
db 0, 0, -64, 64
#SomariaBulletSpeedY:
db -40, 40, 0, 0
db -48, 48, 0, 0
db -64, 64, 0, 0
; =========================================================
MagicBubbleShot_Dissipate:
{
LDA.w AnciType, X
STZ.w AnciType, X
; ANCILLA 2F
CMP.b #$2F : BEQ .no_burn
; OW 40
LDA.b $8A : CMP.b #$40 : BNE .no_burn
; TILETYPE 43
LDA.w $03E4, X : CMP.b #$43 : BNE .no_burn
; PHX
; JSL FireRodShot_BecomeSkullWoodsFire
; PLX
.no_burn
JSL RestoreCaneBlockHammerGfx
RTS
}
Ancilla_RestoreIndex:
{
LDX.w $0FA0
RTS
}
; =========================================================
MagicBubbleShot_Halted:
{
JSR Ancilla_CheckBasicSpriteCollision
JSR Ancilla_BoundsCheck
INC.w $02C3 ; block anim step
LDA.w $02C3 : CMP.b #$02 : BNE +
STZ.w $02C3
+
LDY.b #$00
LDA.w AnciTimerA, X : BEQ MagicBubbleShot_Dissipate
LSR A
LSR A
LSR A
BEQ .dying
TAX
LDA.b $00
STA.b ($90), Y
LDA.b $01
INY
STA.b ($90), Y
LDA.w .char-1, X
INY
STA.b ($90), Y
LDA.b #$0A : ORA.b $04 : INY : STA.b ($90), Y
LDA.b #$02 : STA.b ($92)
BRL Ancilla_RestoreIndex
.dying
TYA
STA.b ($92), Y
INY
STA.b ($92), Y
DEY
LDA.b $00 : STA.b ($90), Y
CLC : ADC.b #$08
LDY.b #$04 : STA.b ($90), Y
LDA.b $01 : CLC : ADC.b #$FD
LDY.b #$01 : STA.b ($90), Y
LDY.b #$05 : STA.b ($90), Y
; Character
LDA.b #$A4 : LDY.b #$02 : STA.b ($90), Y
INC A
LDY.b #$06
STA.b ($90), Y
; Palette
LDA.b #$0A : ORA.b $04 : LDY.b #$03 : STA.b ($90), Y
LDY.b #$07
STA.b ($90), Y
RTS
.char
; db $A2, $A0, $8E
db $0C, $0C, $0C
}
DekuLink_CancelBeforeTransition:
{
LDA.w DekuFloating : BEQ +
STZ.b $5D
+
STZ.b $27
STZ.b $28
RTL
}
pushpc
org $07F452
JSL DekuLink_CancelBeforeTransition
pullpc
MagicBubbleGfx:
incbin "gfx/magic_bubble.bin"
MagicBubbleSwapDynamicGfx:
{
PHX
PHP
REP #$30
LDX #$01BE
--
LDA.l MagicBubbleGfx, X : STA.l $7EA480, X
DEX : DEX
BPL --
PLP
PLX
RTL
}
pushpc
; Magic Bubble Ancilla damage class
org $06EC8C
db $01
; =========================================================
LinkOAM_SetEquipmentVRAMOffsets = $0DABE6
LinkOAM_DrawShadow = $0DA857
org $0DA780
LinkOAM_DrawShield:
{
REP #$30
JSL LinkOAM_CheckForDrawShield
NOP #3
BEQ .no_shield
LDA.l $7EF35A
AND.w #$00FF
BEQ .no_shield
JSR LinkOAM_SetEquipmentVRAMOffsets
BCC .shield_continue
.no_shield
BRL LinkOAM_DrawShadow
.shield_continue
}
assert pc() <= $0DA79C
; Hide sword while deku hover
org $0DA5EA
CMP.w #$0009
pullpc
; Minish, Deku, Wolf don't draw shield
LinkOAM_CheckForDrawShield:
{
LDA.w !CurrentMask : AND.w #$00FF : CMP.w #$0005 : BNE +
.no_shield
LDA.w #$0000
RTL
+
CMP.w #$0001 : BEQ .no_shield
CMP.w #$0003 : BEQ .no_shield
CMP.w #$0007 : BEQ .no_shield
.shield
RTL
}
pushpc
org $07A94F
JSL CheckForTwoWayMirror
pullpc
CheckForTwoWayMirror:
{
LDA.l $7EF374 : CMP.b #$07 : BNE .vanilla_code
LDA.b #$01
RTL
.vanilla_code
#_07A94F: LDA.b $8A
#_07A951: AND.b #$40
RTL
}
CheckNewRButtonPress:
{
LDA $F6 : BIT #$10 : BEQ .fail
SEC
RTL
.fail
CLC
RTL
}
print "End of mask_routines.asm ", pc
; LinkOAM_DrawShield _0DA780
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