public bool ModulateUsingIntensity {get; set;}

{
  var lasPointsClassBreaksRendererDef = new LasPointClassBreaksRendererDefinition();
  lasPointsClassBreaksRendererDef.ClassificationMethod = ClassificationMethod.NaturalBreaks;
  lasPointsClassBreaksRendererDef.ModulateUsingIntensity = true;
  // increase the symbol size by a factor
  lasPointsClassBreaksRendererDef.SymbolScaleFactor = 1.0;
  // Note: Needs QueuedTask to run
  {
    if (lasDatasetLayer.CanCreateRenderer(lasPointsClassBreaksRendererDef))
    {
      CIMTinRenderer renderer = lasDatasetLayer.CreateRenderer(lasPointsClassBreaksRendererDef);
      if (lasDatasetLayer.CanSetRenderer(renderer, SurfaceRendererTarget.Points))
        lasDatasetLayer.SetRenderer(renderer, SurfaceRendererTarget.Points);
    }
  }
}