Name
GrUnionRegion -- Add the areas of two regions
Synopsis
void GrUnionRegion (
GR_REGION_ID dst_rgn,
GR_REGION_ID src_rgn1,
GR_REGION_ID src_rgn2
);
Parameters
- dst_rgn
A GR_REGION_ID region that will hold
the union of src_rgn1 and
src_rgn2.
- src_rgn1
The first of two regions to combine.
- src_rgn2
The second of two regions to combine.
Description
The GrUnionRegion function
adds the area of two other regions.