GetPyramidLevels Method

In This Topic

Gets the pyramid level information for this terrain. This method must be called on the MCT. Use QueuedTask.Run.

Syntax

Visual Basic (Declaration)
C#

Public Function GetPyramidLevels() As IReadOnlyList(Of TerrainPyramidLevel)

public IReadOnlyList<TerrainPyramidLevel> GetPyramidLevels()

Return Value

An IReadOnlyList of TerrainPyramidLevel.

Exceptions

Exception	Description
ArcGIS.Core.Data.Exceptions.GeodatabaseException	A geodatabase-related exception has occurred.
ArcGIS.Core.CalledOnWrongThreadException	This method or property must be called within the lambda passed to QueuedTask.Run

Remarks

Terrain data is organized for fast retrieval. This organization involves the creation of terrain pyramids that are used to quickly retrieve only the data necessary to construct a surface of the required level of detail (LOD) for a given area of interest (AOI) from the database.

Example

Get Pyramid Level Information from a Terrain

{
  var levelCount = terrainDataset.GetPyramidLevelCount();
  IReadOnlyList<ArcGIS.Core.Data.Analyst3D.TerrainPyramidLevel> pyramidLevels = terrainDataset.GetPyramidLevels();
  foreach (var pyramidLevel in pyramidLevels)
  {
    var resolution = pyramidLevel.Resolution;
    var maxScale = pyramidLevel.MaximumScale;
  }
}

Requirements

Target Platforms: Windows 11 Home, Pro, Enterprise (64 bit)

ArcGIS Pro version: 3.2 or higher.

Reference

Terrain Class
Terrain Members

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