ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Core.Data.Analyst3D Namespace / TinTriangle Class / GetAdjacentTriangleIndices Method
Version

GetAdjacentTriangleIndices Method
Gets the list of triangle indices adjacent to this TIN triangle. This method must be called on the MCT. Use QueuedTask.Run.
Syntax
public IReadOnlyList<int> GetAdjacentTriangleIndices()

Return Value

An IReadOnlyList of triangle indices.
Exceptions
ExceptionDescription
This method or property must be called within the lambda passed to QueuedTask.Run
Remarks
Note that triangles that border the TIN's extreme perimeter will not have adjacent triangles on all sides.
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3.2 or higher.
See Also