ArcGIS Pro 3.2 API Reference Guide
ArcGIS.Core.Geometry Namespace / MultipatchBuilderEx Class / MakePatch Method
The patch type to make
Example

In This Topic
    MakePatch Method
    In This Topic
    Creates an empty Patch that inherits attribute awareness from this builder.
    Syntax
    public Patch MakePatch( 
       PatchType patchType
    )
    Public Function MakePatch( _
       ByVal patchType As PatchType _
    ) As Patch

    Parameters

    patchType
    The patch type to make
    Remarks
    The Patch will inherit the attributes of this MultipatchBuilderEx such as HasM, HasID, and HasNormals. The new patch will have no texture coordinates.
    Example
    Construct Multipatch via MultipatchBuilderEx
    var coords_face1 = new List<Coordinate3D>()
    {
      new Coordinate3D(12.495461061000071,41.902603910000039,62.552700000000186),
      new Coordinate3D(12.495461061000071,41.902603910000039,59.504700000004959),
      new Coordinate3D(12.495461061000071,41.902576344000067,59.504700000004959),
      new Coordinate3D(12.495461061000071,41.902603910000039,62.552700000000186),
      new Coordinate3D(12.495461061000071,41.902576344000067,59.504700000004959),
      new Coordinate3D(12.495461061000071,41.902576344000067,62.552700000000186),
    };
    
    var coords_face2 = new List<Coordinate3D>()
    {
      new Coordinate3D(12.495461061000071, 41.902576344000067, 62.552700000000186),
      new Coordinate3D(12.495461061000071, 41.902576344000067, 59.504700000004959),
      new Coordinate3D(12.495488442000067, 41.902576344000067, 59.504700000004959),
      new Coordinate3D(12.495461061000071, 41.902576344000067, 62.552700000000186),
      new Coordinate3D(12.495488442000067, 41.902576344000067, 59.504700000004959),
      new Coordinate3D(12.495488442000067, 41.902576344000067, 62.552700000000186),
    };
    
    var coords_face3 = new List<Coordinate3D>()
    {
      new Coordinate3D(12.495488442000067, 41.902576344000067, 62.552700000000186),
      new Coordinate3D(12.495488442000067, 41.902576344000067, 59.504700000004959),
      new Coordinate3D(12.495488442000067, 41.902603910000039, 59.504700000004959),
      new Coordinate3D(12.495488442000067, 41.902576344000067, 62.552700000000186),
      new Coordinate3D(12.495488442000067, 41.902603910000039, 59.504700000004959),
      new Coordinate3D(12.495488442000067, 41.902603910000039, 62.552700000000186),
    };
    
    var coords_face4 = new List<Coordinate3D>()
    {
      new Coordinate3D(12.495488442000067, 41.902576344000067, 59.504700000004959),
      new Coordinate3D(12.495461061000071, 41.902576344000067, 59.504700000004959),
      new Coordinate3D(12.495461061000071, 41.902603910000039, 59.504700000004959),
      new Coordinate3D(12.495488442000067, 41.902576344000067, 59.504700000004959),
      new Coordinate3D(12.495461061000071, 41.902603910000039, 59.504700000004959),
      new Coordinate3D(12.495488442000067, 41.902603910000039, 59.504700000004959),
    };
    
    var coords_face5 = new List<Coordinate3D>()
    {
      new Coordinate3D(12.495488442000067, 41.902603910000039, 59.504700000004959),
      new Coordinate3D(12.495461061000071, 41.902603910000039, 59.504700000004959),
      new Coordinate3D(12.495461061000071, 41.902603910000039, 62.552700000000186),
      new Coordinate3D(12.495488442000067, 41.902603910000039, 59.504700000004959),
      new Coordinate3D(12.495461061000071, 41.902603910000039, 62.552700000000186),
      new Coordinate3D(12.495488442000067, 41.902603910000039, 62.552700000000186),
    };
    
    var coords_face6 = new List<Coordinate3D>()
    {
      new Coordinate3D(12.495488442000067, 41.902603910000039, 62.552700000000186),
      new Coordinate3D(12.495461061000071, 41.902603910000039, 62.552700000000186),
      new Coordinate3D(12.495461061000071, 41.902576344000067, 62.552700000000186),
      new Coordinate3D(12.495488442000067, 41.902603910000039, 62.552700000000186),
      new Coordinate3D(12.495461061000071, 41.902576344000067, 62.552700000000186),
      new Coordinate3D(12.495488442000067, 41.902576344000067, 62.552700000000186),
    };
    
    // materials
    var materialRed = new BasicMaterial();
    materialRed.Color = System.Windows.Media.Colors.Red;
    
    var materialTransparent = new BasicMaterial();
    materialTransparent.Color = System.Windows.Media.Colors.White;
    materialTransparent.TransparencyPercent = 80;
    
    var blueTransparent = new BasicMaterial(materialTransparent);
    blueTransparent.Color = System.Windows.Media.Colors.SkyBlue;
    
    // create a list of patch objects
    var patches = new List<Patch>();
    
    // create the multipatchBuilderEx object
    var mpb = new ArcGIS.Core.Geometry.MultipatchBuilderEx();
    
    // make each patch using the appropriate coordinates and add to the patch list
    var patch = mpb.MakePatch(PatchType.Triangles);
    patch.Coords = coords_face1;
    patches.Add(patch);
    
    patch = mpb.MakePatch(PatchType.Triangles);
    patch.Coords = coords_face2;
    patches.Add(patch);
    
    patch = mpb.MakePatch(PatchType.Triangles);
    patch.Coords = coords_face3;
    patches.Add(patch);
    
    patch = mpb.MakePatch(PatchType.Triangles);
    patch.Coords = coords_face4;
    patches.Add(patch);
    
    patch = mpb.MakePatch(PatchType.Triangles);
    patch.Coords = coords_face5;
    patches.Add(patch);
    
    patch = mpb.MakePatch(PatchType.Triangles);
    patch.Coords = coords_face6;
    patches.Add(patch);
    
    patches[0].Material = materialRed;
    patches[1].Material = materialTransparent;
    patches[2].Material = materialRed;
    patches[3].Material = materialRed;
    patches[4].Material = materialRed;
    patches[5].Material = blueTransparent;
    
    // assign the patches to the multipatchBuilder
    mpb.Patches = patches;
    
    // check which patches currently contain the material
    var red = mpb.QueryPatchIndicesWithMaterial(materialRed);
    //   red should be [0, 2, 3, 4]
    
    
    // call ToGeometry to get the multipatch
    multipatch = mpb.ToGeometry() as Multipatch;
    
    Requirements

    Target Platforms: Windows 11, Windows 10

    ArcGIS Pro version: 3 or higher.
    See Also