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

MGL_diffRegion, MGL_unionRegion, MGL_sectRegionRect

Copyright © 2002 SciTech Software, Inc. Visit our web site at http://www.scitechsoft.com