Routines
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B985: Toggle Graphic
Used by the routines at HandleBouncingBall, HandleFireMovingNorthSouth, HandleStationaryFire, HandleBallUpDown and HandleGhost.
Changes the graphic of an object between the two graphics of a pair, by flipping the lowest bit of the graphic number.
Input
IX Address of the object
ToggleGraphic B985 LD A,(IX+$00) Fetch the graphic number.
B988 XOR %00000001 Flip the lowest bit.
B98A JR SetGraphic Jump to SetGraphic.
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