/// <summary>
/// Snaps the vertices in the component <see cref="ILineString" />s
/// of the source geometry to the vertices of the given snap geometry.
/// </summary>
/// <param name="g">a geometry to snap the source to</param>
/// <param name="tolerance"></param>
/// <returns>a new snapped Geometry</returns>
public IGeometry SnapTo(IGeometry g, double tolerance)
{
Coordinate[] snapPts = ExtractTargetCoordinates(g);
SnapTransformer snapTrans = new SnapTransformer(tolerance, snapPts);
return(snapTrans.Transform(_srcGeom));
}
/// Snaps the vertices in the component <see cref="ILineString" />s
/// of the source geometry to the vertices of the same geometry.
/// Allows optionally cleaning the result to ensure it is topologically valid
/// (which fixes issues such as topology collapses in polygonal inputs).
/// <param name="snapTolerance">The snapping tolerance</param>
/// <param name="cleanResult">Whether the result should be made valid</param>
/// <returns>The geometry snapped to itself</returns>
public IGeometry SnapToSelf(double snapTolerance, bool cleanResult)
{
var snapPts = ExtractTargetCoordinates(_srcGeom);
var snapTrans = new SnapTransformer(snapTolerance, snapPts, true);
var snappedGeom = snapTrans.Transform(_srcGeom);
var result = snappedGeom;
if (cleanResult && result is IPolygonal)
{
// TODO: use better cleaning approach
result = snappedGeom.Buffer(0);
}
return(result);
}