/// <summary>
///
/// </summary>
/// <param name="precisionDigits"></param>
private void BufferFixedPrecision(int precisionDigits)
{
double sizeBasedScaleFactor = PrecisionScaleFactor(argGeom, distance, precisionDigits);
PrecisionModel fixedPM = new PrecisionModel(sizeBasedScaleFactor);
// don't change the precision model of the Geometry, just reduce the precision
SimpleGeometryPrecisionReducer reducer = new SimpleGeometryPrecisionReducer(fixedPM);
IGeometry reducedGeom = reducer.Reduce(argGeom);
BufferBuilder bufBuilder = new BufferBuilder();
bufBuilder.WorkingPrecisionModel = fixedPM;
bufBuilder.QuadrantSegments = quadrantSegments;
// this may throw an exception, if robustness errors are encountered
resultGeometry = bufBuilder.Buffer(reducedGeom, distance);
}
/// <summary>
///
/// </summary>
private void BufferOriginalPrecision()
{
try
{
BufferBuilder bufBuilder = new BufferBuilder();
bufBuilder.QuadrantSegments = quadrantSegments;
bufBuilder.EndCapStyle = endCapStyle;
resultGeometry = bufBuilder.Buffer(argGeom, distance);
}
catch (TopologyException ex)
{
saveException = ex;
// don't propagate the exception - it will be detected by fact that resultGeometry is null
}
}
