private void BufferFixedPrecision(IPrecisionModel fixedPrecModel)
{
INoder noder = new ScaledNoder(new MCIndexSnapRounder(new PrecisionModel(1.0)),
fixedPrecModel.Scale);
var bufBuilder = new BufferBuilder(_bufParams);
bufBuilder.WorkingPrecisionModel = fixedPrecModel;
bufBuilder.Noder = noder;
// this may throw an exception, if robustness errors are encountered
_resultGeometry = bufBuilder.Buffer(_argGeom, _distance);
}
/// <summary>
/// Runs a ScaledNoder on input.
/// Input vertices should be rounded to precision model.
/// </summary>
/// <param name="geom"></param>
/// <param name="scaleFactor"></param>
/// <returns>The noded geometry</returns>
public static IGeometry ScaledNoding(IGeometry geom, double scaleFactor)
{
var segs = CreateSegmentStrings(geom);
var fixedPM = new PrecisionModel(scaleFactor);
var noder = new ScaledNoder(new MCIndexSnapRounder(new PrecisionModel(1.0)),
fixedPM.Scale);
noder.ComputeNodes(segs);
var nodedSegStrings = noder.GetNodedSubstrings();
return SegmentStringUtil.ToGeometry(nodedSegStrings, geom.Factory);
}
