MGL_sectRegion
Compute the Boolean intersection between two regions.
Declaration
region_t * MGLAPI MGL_sectRegion(
const region_t *r1,
const region_t *r2)
Prototype In
mgraph.h
Parameters
r1 |
First region to compute intersection with |
r2 |
Second region to compute intersection with |
Return Value
Resulting intersection region, or NULL if out of memory.
Description
Computes the Boolean intersection of two regions, returning the result in a new region. The region may actually be an empty region, in which case the bounding rectangle for the region will be an empty rectangle.
See Also
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