ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Core.Data.Analyst3D Namespace / TerrainDefinition Class / GetSpatialReference Method
Example Version

GetSpatialReference Method (TerrainDefinition)
Gets the ArcGIS.Core.Geometry.SpatialReference for the Terrain. This method must be called on the MCT. Use QueuedTask.Run.
Syntax
public SpatialReference GetSpatialReference()

Return Value

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