add manhandla gfx transfer and bin

This commit is contained in:
scawful
2024-06-21 00:02:07 -04:00
parent 8add7c15a4
commit 5e197c69e4
2 changed files with 46 additions and 0 deletions

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@@ -681,3 +681,49 @@ SpawnRightManhandlaHead:
RTS
}
ApplyManhandlaPalette:
{
REP #$20 ;Set A in 16bit mode
;note, this uses adresses like 7EC300 and not 7EC500 because the game
;will fade the colors into 7EC500 based on the colors found in 7EC300
LDA #$7FFF : STA $7EC5E2 ;BG2
LDA #$08D9 : STA $7EC5E4
LDA #$1E07 : STA $7EC5E6
LDA #$4ACA : STA $7EC5E8
LDA #$14A5 : STA $7EC5EA
LDA #$133F : STA $7EC5EC
LDA #$19DF : STA $7EC5EE
INC $15
SEP #$20 ;Set A in 8bit mode
RTS
}
ApplyManhandlaGraphics:
{
PHX
REP #$20 ; A = 16, XY = 8
LDX #$80 : STX $2100 ; turn the screen off (required)
LDX #$80 : STX $2115 ; Set the video port register every time we write it increase by 1
LDA #$5000 : STA $2116 ; Destination of the DMA $5800 in vram <- this need to be divided by 2
LDA #$1801 : STA $4300 ; DMA Transfer Mode and destination register
; "001 => 2 registers write once (2 bytes: p, p+1)"
LDA.w #ManhandlaGraphics : STA $4302
LDX.b #ManhandlaGraphics>>16 : STX $4304
LDA #$2000 : STA $4305 ; Size of the transfer 4 sheets of $800 each
LDX #$01 : STX $420B ; Do the DMA
LDX #$0F : STX $2100 ; Turn the screen back on
SEP #$30
PLX
RTS
ManhandlaGraphics:
incbin manhandla.bin
}

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