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Fix for underground falling

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Pecusx
2022-08-21 19:35:48 +02:00
parent a609a1b331
commit fa5451e646
2 changed files with 27 additions and 23 deletions
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grafproc.asm
+27 -23
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@@ -1073,6 +1073,9 @@ ROLPoint2
bne ByteBelowTank
NoGroundCheck
ldx TankNr
lda Ytankstable,x
cmp #screenheight-1 ; tank on lowest position (no falling down)
jcs EndOfFall
lda UnderTank1
bne NoFallingDown
; Tank falling down ----
@@ -1522,28 +1525,7 @@ EndDrawing
rts
.endp
;--------------------------------------------------
.proc CheckMaxMountain
; in A return y coordinate of highest mountain
;--------------------------------------------------
mwa #mountaintable modify
ldy #0
ldx #screenheight-1
nextPointChecking
txa
cmp (modify),y
bcc NotHigher
lda (modify),y
tax
NotHigher
inw modify
cpw modify #(mountaintable+screenwidth)
bne nextPointChecking
txa
rts
.endp
/*
/*
;--------------------------------------------------
.proc calculatemountains0
; Only for testing - makes ground flat (0 pixels)
@@ -1568,7 +1550,29 @@ SetYofNextTank
bpl SetYofNextTank
rts
.endp
*/
*/
;--------------------------------------------------
.proc CheckMaxMountain
; in A return y coordinate of highest mountain
;--------------------------------------------------
mwa #mountaintable modify
ldy #0
ldx #screenheight-1
nextPointChecking
txa
cmp (modify),y
bcc NotHigher
lda (modify),y
tax
NotHigher
inw modify
cpw modify #(mountaintable+screenwidth)
bne nextPointChecking
txa
rts
.endp
; -----------------------------------------
.proc unPlot