Files
oracle-of-secrets/Masks/bunny_hood.asm
scawful 9e0ee96943 Update Sprites and Items
- Add the Portal Rod item (WIP)
- Add Twinrova Boss Sprite
- Update the Minecart Sprite
- Fix the HUD magic meter draw
- Fix some Zora Mask bugs (WIP)
- General housekeeping
2023-09-13 23:01:16 -04:00

111 lines
3.0 KiB
NASM

; =============================================================================
; Bunny Hood Item
; Makes Link run quicker when holding
; Written by Conn (I think)
; $7EF349 bunny hood RAM slot
;
; Adjustable speed table at the end
; db (0) $18: - Horizontal and vertical walking speed
; (Default = 18)
; db (1) $10 - Diagonal walking speed
; (Default = 10)
; db (2) $0a - Stairs walking speed
; (Default = 0A)
; db (0c) $14 - walking through heavy grass speed (also shallow water)
; (Default = 14)
; db (0d) $0d - walking diagonally through heavy grass speed (also shallow water)
; (Default = 0D)
; db (10) $40 - Pegasus boots speed (Default = 40)
;
; =============================================================================
org $378000
incbin gfx/bunny_link.4bpp
; =============================================================================
UpdateBunnyPalette:
{
REP #$30 ; change 16bit mode
LDX #$001E
.loop
LDA.l bunny_palette, X : STA $7EC6E0, X
DEX : DEX : BPL .loop
SEP #$30 ; go back to 8 bit mode
INC $15 ; update the palette
RTL ; or RTS depending on where you need it
}
; =============================================================================
bunny_palette:
dw #$7BDE, #$7FFF, #$2F7D, #$19B5, #$3A9C, #$14A5, #$19FD, #$14B6
dw #$55BB, #$362A, #$3F4E, #$162B, #$22D0, #$2E5A, #$1970, #$7616
dw #$6565, #$7271, #$2AB7, #$477E, #$1997, #$14B5, #$459B, #$69F2
dw #$7AB8, #$2609, #$19D8, #$3D95, #$567C, #$1890, #$52F6, #$2357, #$0000
; =============================================================================
; Bunny Hood Speed Modification
org $87E330
JSR $FD66
CLC
org $87FD66
JSL LinkState_BunnyHoodRun
RTS
org $20AF20
LinkState_BunnyHoodRun:
{
CPX.b #$11 : BCS .end ; speed value upper bound check
LDA.w $0202 ; check the current item
CMP.b #$16 : BNE .end ; is it the bunny hood?
LDA.w !CurrentMask ; did you put it on?
BEQ .end
LDA.l BunnySpeedTable, X ; load new speed values
CLC
RTL
.end
LDA $87E227, X ; load native speed values
CLC
RTL
}
org $20AF70 ; this selects the new speed values
BunnySpeedTable:
{
db $20, $12, $0a, $18, $10, $08, $08, $04, $0c, $10, $09, $19, $14, $0d, $10, $08, $40
}
; =============================================================================
; Press R to transform into bunny form and run faster.
; =============================================================================
org $07A494
LinkItem_Ether:
{
%CheckNewR_ButtonPress() : BEQ .return
LDA $6C : BNE .return ; in a doorway
LDA $0FFC : BNE .return ; can't open menu
%PlayerTransform()
LDA $02B2 : CMP #$04 : BEQ .unequip ; is the hood already on?
JSL UpdateBunnyPalette
LDA #$37 : STA $BC ; change link's sprite
LDA #$04 : STA $02B2
BRA .return
.unequip
%ResetToLinkGraphics()
.return
CLC
RTS
}
warnpc $07A4F6