diff --git a/grafproc.asm b/grafproc.asm index 76db853..f981821 100644 --- a/grafproc.asm +++ b/grafproc.asm @@ -1590,14 +1590,24 @@ nextPointChecking lda (modify),y tax NotHigher - inw modify - cpw modify #(mountaintable+screenwidth) +; inw modify +; cpw modify #(mountaintable+screenwidth) + ; -- + ; better code (with Y reg) + iny + bne @+ + inc modify+1 +@ + lda modify+1 + cmp #>(mountaintable+screenwidth) + bne @+ + cpy #