Retrieve layers
// find the first TIN layer
var tinLayer = MapView.Active.Map.GetLayersAsFlattenedList().OfType<TinLayer>().FirstOrDefault();
// find the first Terrain layer
var terrainLayer = MapView.Active.Map.GetLayersAsFlattenedList().OfType<TerrainLayer>().FirstOrDefault();
// find the first LAS dataset layer
var lasDatasetLayer = MapView.Active.Map.GetLayersAsFlattenedList().OfType<LasDatasetLayer>().FirstOrDefault();
// find the set of surface layers
var surfacelayers = MapView.Active.Map.GetLayersAsFlattenedList().OfType<SurfaceLayer>();
Create a TinLayer
//Must be on the QueuedTask.Run()
string tinPath = @"d:\Data\Tin\TinDataset";
var tinURI = new Uri(tinPath);
var tinCP = new TinLayerCreationParams(tinURI);
tinCP.Name = "My TIN Layer";
tinCP.IsVisible = false;
//Create the layer to the TIN
var tinLayer = LayerFactory.Instance.CreateLayer<TinLayer>(tinCP, map);
Create a TinLayer from a dataset
//Must be on the QueuedTask.Run()
var tinCP_ds = new TinLayerCreationParams(tinDataset);
tinCP_ds.Name = "My TIN Layer";
tinCP_ds.IsVisible = false;
//Create the layer to the TIN
var tinLayer_ds = LayerFactory.Instance.CreateLayer<TinLayer>(tinCP_ds, map);
Create a TinLayer with renderers
//Must be on the QueuedTask.Run()
var tinCP_renderers = new TinLayerCreationParams(tinDataset);
tinCP_renderers.Name = "My TIN layer";
tinCP_renderers.IsVisible = true;
// define the node renderer - use defaults
var node_rd = new TinNodeRendererDefinition();
// define the face/surface renderer
var face_rd = new TinFaceClassBreaksRendererDefinition();
face_rd.ClassificationMethod = ClassificationMethod.NaturalBreaks;
// accept default color ramp, breakCount
// set up the renderer dictionary
var rendererDict = new Dictionary<SurfaceRendererTarget, TinRendererDefinition>();
rendererDict.Add(SurfaceRendererTarget.Points, node_rd);
rendererDict.Add(SurfaceRendererTarget.Surface, face_rd);
// assign the dictionary to the creation params
tinCP_renderers.RendererDefinitions = rendererDict;
// create the layer
var tinLayer_rd = LayerFactory.Instance.CreateLayer<TinLayer>(tinCP_renderers, MapView.Active.Map);
Simple Node Renderer
// applies to TIN layers only
var nodeRendererDef = new TinNodeRendererDefinition();
nodeRendererDef.Description = "Nodes";
nodeRendererDef.Label = "Nodes";
nodeRendererDef.SymbolTemplate = nodeSymbol.MakeSymbolReference();
var tinLayer = MapView.Active.Map.GetLayersAsFlattenedList().OfType<TinLayer>().FirstOrDefault();
if (tinLayer == null)
return;
if (tinLayer.CanCreateRenderer(nodeRendererDef))
{
CIMTinRenderer renderer = tinLayer.CreateRenderer(nodeRendererDef);
if (tinLayer.CanSetRenderer(renderer, SurfaceRendererTarget.Points))
tinLayer.SetRenderer(renderer, SurfaceRendererTarget.Points);
}
Target Platforms: Windows 11, Windows 10
ArcGIS Pro version: 3.2 or higher.