ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Desktop.Mapping Namespace / FeatureSceneLayer Class
Members Example Version

FeatureSceneLayer Class
FeatureSceneLayers currently support the I3S Point and 3D Object layer types. Points must be based off 3D point data and 3D Objects must be based off multipatches.
Object Model
FeatureSceneLayer ClassDefinitionQuery ClassLayer ClassCIMDataConnection ClassTimeExtent ClassCIMBaseLayer ClassElevationTypeDefinition ClassFeatureClass ClassCIMRenderer ClassSelection ClassSpatialReference ClassTimeParameters ClassSurfaceZsResult ClassMap ClassILayerContainer InterfaceEnvelope ClassRowCursor ClassSelection ClassDefinitionQuery Class
Syntax
Example
Create a Scene Layer
var sceneLayerUrl = @"https://myportal.com/server/rest/services/Hosted/SceneLayerServiceName/SceneServer";
//portal items also ok as long as the portal is the current active portal...
//var sceneLayerUrl = @"https://myportal.com/home/item.html?id=123456789abcdef1234567890abcdef0";

await QueuedTask.Run(() =>
{
  //Create with initial visibility set to false. Add to current scene
  var createparams = new LayerCreationParams(new Uri(sceneLayerUrl, UriKind.Absolute))
  {
    IsVisible = false
  };

  //cast to specific type of scene layer being created - in this case FeatureSceneLayer
  var sceneLayer = LayerFactory.Instance.CreateLayer<Layer>(
           createparams, MapView.Active.Map) as FeatureSceneLayer;
  //or...specify the cast directly
  var sceneLayer2 = LayerFactory.Instance.CreateLayer<FeatureSceneLayer>(
           createparams, MapView.Active.Map);
  //ditto for BuildingSceneLayer, PointCloudSceneLayer, IntegratedMeshSceneLayer
  //...
});
      
Name of FeatureSceneLayer
var featSceneLayer = MapView.Active.Map.GetLayersAsFlattenedList()
                 .OfType<FeatureSceneLayer>().FirstOrDefault();
var scenelayerName = featSceneLayer?.Name;
Use MapView Selection SelectFeaturesEx or GetFeaturesEx
//var featSceneLayer = ...;
var sname = featSceneLayer.Name;

await QueuedTask.Run(() =>
{
  //Select all features within the current map view
  var sz = MapView.Active.GetViewSize();

  var c_ll = new Coordinate2D(0, 0);
  var c_ur = new Coordinate2D(sz.Width, sz.Height);
  //Use screen coordinates for 3D selection on MapView
  var env = EnvelopeBuilderEx.CreateEnvelope(c_ll, c_ur);

  //HasAssociatedFeatureService does not matter for SelectFeaturesEx
  //or GetFeaturesEx
  var result = MapView.Active.SelectFeaturesEx(env);
  //var result = MapView.Active.GetFeaturesEx(env);

  //The list of object ids from SelectFeaturesEx
  //At 2.x - var oids1 = result.Where(kvp => kvp.Key.Name == sname).First().Value;
  var oids1 = result.ToDictionary().Where(kvp => kvp.Key.Name == sname).First().Value;
  //TODO - use the object ids

  MapView.Active.Map.ClearSelection();
});
Inheritance Hierarchy

System.Object
   ArcGIS.Desktop.Framework.Contracts.PropertyChangedBase
      ArcGIS.Desktop.Mapping.MapMember
         ArcGIS.Desktop.Mapping.Layer
            ArcGIS.Desktop.Mapping.CompositeLayer
               ArcGIS.Desktop.Mapping.FeatureSceneLayer

Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3 or higher.
See Also