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NAME

AndRegionRegion: Perform 2d AND operation of one region with second region, leaving result in second region.

SYNOPSIS

status = AndRegionRegion(region1,region2)

d0 a0 a1

BOOL AndRegionRegion(struct Region *, struct Region * );

FUNCTION

Remove any portion of region2 that is not in region1.

INPUTS

region1: pointer to Region structure
region2: pointer to Region structure to use and for result

RESULT

status: return TRUE if successful operation. Return FALSE if ran out of memory

BUGS

In case of failure, the target region may be partially updated.

SEE ALSO

OrRegionRegion() AndRectRegion() graphics/regions.h