///<summary>
/// Tests whether this geometry intersects a given geometry.
///</summary>
/// <param name="geom">The test geometry</param>
/// <returns>true if the test geometry intersects</returns>
public bool Intersects(IGeometry geom)
{
/*
* If any segments intersect, obviously intersects = true
*/
var lineSegStr = SegmentStringUtil.ExtractSegmentStrings(geom);
// only request intersection finder if there are segments (ie NOT for point inputs)
if (lineSegStr.Count > 0)
{
var segsIntersect = prepLine.IntersectionFinder.Intersects(lineSegStr);
// MD - performance testing
// boolean segsIntersect = false;
if (segsIntersect)
{
return(true);
}
}
/*
* For L/L case we are done
*/
if (geom.Dimension == Dimension.Curve)
{
return(false);
}
/*
* For L/A case, need to check for proper inclusion of the target in the test
*/
if (geom.Dimension == Dimension.Surface &&
prepLine.IsAnyTargetComponentInTest(geom))
{
return(true);
}
/*
* For L/P case, need to check if any points lie on line(s)
*/
if (geom.Dimension == Dimension.Point)
{
return(IsAnyTestPointInTarget(geom));
}
// return prepLine.getGeometry().intersects(geom);
return(false);
}
