ArcGIS Pro 3.2 API Reference Guide
ArcGIS.Core.CIM Namespace / CIMColorModulationInfo Class / MinValue Property
Example

In This Topic
    MinValue Property (CIMColorModulationInfo)
    In This Topic
    Gets or sets the minimum value to compute modulation on linear scale based on field value.
    Syntax
    public double MinValue {get; set;}
    Public Property MinValue As Double
    Example
    Create and Set a Stretch Renderer
    //Must be called on the MCT
    //var pcsl = ...;
    
    //At 2.x - var fields = pcsl.QueryAvailablePointCloudRendererFields(
    //                           PointCloudRendererType.StretchRenderer);
    
    var fields = pcsl.GetAvailablePointCloudRendererFields(
                             PointCloudRendererType.StretchRenderer);
    var stretchDef = new PointCloudRendererDefinition(
                              PointCloudRendererType.StretchRenderer)
    {
      //Will be either ELEVATION or INTENSITY
      Field = fields[0]
    };
    //Create the CIM Renderer
    var stretchRenderer = pcsl.CreateRenderer(stretchDef) 
                                       as CIMPointCloudStretchRenderer;
    //Apply a color ramp
    var style = Project.Current.GetItems<StyleProjectItem>()
                                    .First(s => s.Name == "ArcGIS Colors");
    var colorRamp = style.SearchColorRamps("").First();
    stretchRenderer.ColorRamp = colorRamp.ColorRamp;
    //Apply modulation
    stretchRenderer.ColorModulation = new CIMColorModulationInfo()
    {
      MinValue = 0,
      MaxValue = 100
    };
    //apply the renderer
    pcsl.SetRenderer(stretchRenderer);
    
    Edit Color Modulation
    //Must be called on the MCT
    //var pcsl = ...;
    var def = pcsl.GetDefinition() as CIMPointCloudLayer;
    //Get the ColorModulation off the renderer
    var modulation = def.Renderer.ColorModulation;
    if (modulation == null)
      modulation = new CIMColorModulationInfo();
    //Set the minimum and maximum intensity as needed
    modulation.MinValue = 0;
    modulation.MaxValue = 100.0;
    //apply back
    def.Renderer.ColorModulation = modulation;
    //Commit changes back to the CIM
    pcsl.SetDefinition(def);
    
    Requirements

    Target Platforms: Windows 11, Windows 10

    ArcGIS Pro version: 3 or higher.
    See Also