diff --git a/doorrando.asm b/doorrando.asm index 807095c..8cceeba 100644 --- a/doorrando.asm +++ b/doorrando.asm @@ -9,6 +9,7 @@ ; Normal doors use $FE to store the trap door indicator ; Normal doors use $045e to store Y coordinate when transitioning to in-room stairs ; Normal doors use $045f to determine the order in which supertile quadrants are drawn +; Straight stairs use $046d to store X coordinate on animation start ; Spiral doors use $045e to store stair type ; Gfx uses $b1 to for sub-sub-sub-module thing diff --git a/normal.asm b/normal.asm index 3bdf962..5ac2524 100644 --- a/normal.asm +++ b/normal.asm @@ -150,15 +150,14 @@ LoadRoomVert: .notEdge lda $01 : and #$03 : cmp #$03 : bne .normal jsr ScrollToInroomStairs + stz $046d bra .end .normal ldy #$01 : jsr ShiftVariablesMainDir jsr PrepScrollToNormal .scroll - lda $01 : and #$40 : pha + lda $01 : and #$40 : sta $046d jsr ScrollX - pla : beq .end - ldy #$00 : jsr ApplyScroll .end plb ; restore db register rts @@ -291,6 +290,11 @@ StraightStairsAdj: stx $0464 : sty $012e ; what we wrote over lda.l DRMode : beq + lda $045e : bne .toInroom + lda $046d : beq .noScroll + sta $22 + ldy #$00 : jsr ApplyScroll + stz $046d + .noScroll jsr GetTileAttribute : tax lda $11 : cmp #$12 : beq .goingNorth lda $a2 : cmp #$51 : bne ++ diff --git a/scroll.asm b/scroll.asm index f66918c..435b5c9 100644 --- a/scroll.asm +++ b/scroll.asm @@ -168,7 +168,11 @@ ScrollX: ;change the X offset variables pla : sta $00 sep #$30 - lda $04 : sta $22 + lda $04 : ldx $046d : bne .straight + sta $22 : bra + + .straight + sta $046d ; set X position later + + lda $00 : sta $23 : sta $0609 : sta $060d lda $01 : sta $a9 lda $0e : asl : ora $ac : sta $ac