ArcGIS Pro 3.2 API Reference Guide
ArcGIS.Core.Data.Analyst3D Namespace / TerrainDefinition Class / GetExtent Method
Example

In This Topic
    GetExtent Method (TerrainDefinition)
    In This Topic
    Gets an ArcGIS.Core.Geometry.Envelope representing the maximum extent of the data that is contained by the Terrain. This method must be called on the MCT. Use QueuedTask.Run.
    Syntax
    public Envelope GetExtent()
    Public Function GetExtent() As Envelope

    Return Value

    An ArcGIS.Core.Geometry.Envelope representing the maximum extent of the data that is contained by the Terrain.
    Exceptions
    ExceptionDescription
    A geodatabase-related exception has occurred.
    This method or property must be called within the lambda passed to QueuedTask.Run
    Example
    Retrieve dataset objects
    //Must be on the QueuedTask.Run()
    
    Envelope extent;
    SpatialReference sr;
    using (var tin = tinLayer.GetTinDataset())
    {
      using (var tinDef = tin.GetDefinition())
      {
        extent = tinDef.GetExtent();
        sr = tinDef.GetSpatialReference();
      }
    }
    
    using (var terrain = terrainLayer.GetTerrain())
    {
      using (var terrainDef = terrain.GetDefinition())
      {
        extent = terrainDef.GetExtent();
        sr = terrainDef.GetSpatialReference();
      }
    }
    
    using (var lasDataset = lasDatasetLayer.GetLasDataset())
    {
      using (var lasDatasetDef = lasDataset.GetDefinition())
      {
        extent = lasDatasetDef.GetExtent();
        sr = lasDatasetDef.GetSpatialReference();
      }
    }
    Requirements

    Target Platforms: Windows 11, Windows 10

    ArcGIS Pro version: 3.2 or higher.
    See Also