ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Desktop.Mapping Namespace / LasUniqueValueRendererDefinition Class / SymbolScaleFactor Property
Example Version

SymbolScaleFactor Property (LasUniqueValueRendererDefinition)
The symbol scale factor. Default value is 0.0.
Syntax
public double SymbolScaleFactor {get; set;}
Remarks
The symbol scale factor is applied to the symbols. The symbol size is calculated as Math.Pow(2, symbolSizeFactor). Valid values are between -4.0 and 4.0.
Example
LAS Points Returns Unique Value Renderer
// applies to LAS dataset layers only

var lasPointsReturnsRendererDef = new LasUniqueValueRendererDefinition(LasAttributeType.ReturnNumber);
lasPointsReturnsRendererDef.ModulateUsingIntensity = true;
lasPointsReturnsRendererDef.SymbolScaleFactor = 1.0;
// accept the defaults for color ramp, symbolTemplate

if (lasDatasetLayer.CanCreateRenderer(lasPointsReturnsRendererDef))
{
  CIMTinRenderer renderer = lasDatasetLayer.CreateRenderer(lasPointsReturnsRendererDef);
  if (lasDatasetLayer.CanSetRenderer(renderer, SurfaceRendererTarget.Points))
    lasDatasetLayer.SetRenderer(renderer, SurfaceRendererTarget.Points);
}
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3.2 or higher.
See Also