About the 3D multipatch examples Sample
[C#]
MultiPatchExamples.cs
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using ESRI.ArcGIS.Analyst3D;
using ESRI.ArcGIS.Geometry;
using ESRI.ArcGIS.esriSystem;
using ESRI.ArcGIS.Display;
using ESRI.ArcGIS.Carto;
namespace MultiPatchExamples
{
    public partial class MultiPatchExamples : Form
    {
        private object _missing = Type.Missing;
        private IGraphicsContainer3D _axesGraphicsContainer3D;
        private IGraphicsContainer3D _outlineGraphicsContainer3D;
        private IGraphicsContainer3D _multiPatchGraphicsContainer3D;
        public MultiPatchExamples()
        {
            InitializeComponent();
            Initialize();
        }
        private void Initialize()
        {
            _axesGraphicsContainer3D = GraphicsLayer3DUtilities.ConstructGraphicsLayer3D("Axes");
            _multiPatchGraphicsContainer3D = GraphicsLayer3DUtilities.ConstructGraphicsLayer3D("MultiPatch");
            _outlineGraphicsContainer3D = GraphicsLayer3DUtilities.ConstructGraphicsLayer3D("Outline");
            GraphicsLayer3DUtilities.DisableLighting(_multiPatchGraphicsContainer3D);
            axSceneControl.Scene.AddLayer(_axesGraphicsContainer3D as ILayer, true);
            axSceneControl.Scene.AddLayer(_multiPatchGraphicsContainer3D as ILayer, true);
            axSceneControl.Scene.AddLayer(_outlineGraphicsContainer3D as ILayer, true);
            DrawUtilities.DrawAxes(_axesGraphicsContainer3D);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void triangleStrip1Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = TriangleStripExamples.GetExample1();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void triangleStrip2Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = TriangleStripExamples.GetExample2();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void triangleStrip3Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = TriangleStripExamples.GetExample3();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void triangleStrip4Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = TriangleStripExamples.GetExample4();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void triangleStrip5Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = TriangleStripExamples.GetExample5();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void triangleFan1Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = TriangleFanExamples.GetExample1();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void triangleFan2Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = TriangleFanExamples.GetExample2();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void triangleFan3Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = TriangleFanExamples.GetExample3();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void triangleFan4Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = TriangleFanExamples.GetExample4();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void triangleFan5Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = TriangleFanExamples.GetExample5();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void triangleFan6Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = TriangleFanExamples.GetExample6();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void triangles1Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = TrianglesExamples.GetExample1();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void triangles2Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = TrianglesExamples.GetExample2();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void triangles3Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = TrianglesExamples.GetExample3();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void triangles4Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = TrianglesExamples.GetExample4();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void triangles5Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = TrianglesExamples.GetExample5();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void triangles6Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = TrianglesExamples.GetExample6();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void ring1Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = RingExamples.GetExample1();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void ring2Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = RingExamples.GetExample2();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void ring3Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = RingExamples.GetExample3();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void ring4Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = RingExamples.GetExample4();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void ring5Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = RingExamples.GetExample5();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void vector3D1Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = Vector3DExamples.GetExample1();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void vector3D2Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = Vector3DExamples.GetExample2();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void vector3D3Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = Vector3DExamples.GetExample3();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void transform3D1Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = Transform3DExamples.GetExample1();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void transform3D2Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = Transform3DExamples.GetExample2();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void transform3D3Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = Transform3DExamples.GetExample3();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void transform3D4Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = Transform3DExamples.GetExample4();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void extrusion1Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = ExtrusionExamples.GetExample1();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void extrusion2Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = ExtrusionExamples.GetExample2();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void extrusion3Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = ExtrusionExamples.GetExample3();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void extrusion4Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = ExtrusionExamples.GetExample4();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void extrusion5Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = ExtrusionExamples.GetExample5();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void extrusion6Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = ExtrusionExamples.GetExample6();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void extrusion7Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = ExtrusionExamples.GetExample7();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void ringGroup1Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = RingGroupExamples.GetExample1();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void ringGroup2Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = RingGroupExamples.GetExample2();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void ringGroup3Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = RingGroupExamples.GetExample3();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void ringGroup4Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = RingGroupExamples.GetExample4();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void ringGroup5Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = RingGroupExamples.GetExample5();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void extrusion8Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = ExtrusionExamples.GetExample8();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void extrusionButton9_Click(object sender, EventArgs e)
        {
            IGeometry geometry = ExtrusionExamples.GetExample9();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void extrusion10Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = ExtrusionExamples.GetExample10();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void extrusion11Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = ExtrusionExamples.GetExample11();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void extrusion12Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = ExtrusionExamples.GetExample12();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void extrusion13Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = ExtrusionExamples.GetExample13();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void vector3D4Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = Vector3DExamples.GetExample4();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void vector3D5Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = Vector3DExamples.GetExample5();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void composite1Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = CompositeExamples.GetExample1();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void composite2Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = CompositeExamples.GetExample2();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void composite3Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = CompositeExamples.GetExample3();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void composite4Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = CompositeExamples.GetExample4();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void extrusion14Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = ExtrusionExamples.GetExample14();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
        private void extrusion15Button_Click(object sender, EventArgs e)
        {
            IGeometry geometry = ExtrusionExamples.GetExample15();
            DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry);
            DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry);
            axSceneControl.SceneGraph.RefreshViewers();
        }
    }
}
[Visual Basic .NET]
MultiPatchExamples.vb
Imports Microsoft.VisualBasic
Imports System
Imports System.Collections.Generic
Imports System.ComponentModel
Imports System.Data
Imports System.Drawing
Imports System.Text
Imports System.Windows.Forms
Imports ESRI.ArcGIS.Analyst3D
Imports ESRI.ArcGIS.Geometry
Imports ESRI.ArcGIS.esriSystem
Imports ESRI.ArcGIS.Display
Imports ESRI.ArcGIS.Carto
Partial Public Class MultiPatchExamples : Inherits Form
    Private _missing As Object = Type.Missing
    Private _axesGraphicsContainer3D As IGraphicsContainer3D
    Private _outlineGraphicsContainer3D As IGraphicsContainer3D
    Private _multiPatchGraphicsContainer3D As IGraphicsContainer3D
    Public Sub New()
        InitializeComponent()
        Initialize()
    End Sub
    Private Sub Initialize()
        _axesGraphicsContainer3D = GraphicsLayer3DUtilities.ConstructGraphicsLayer3D("Axes")
        _multiPatchGraphicsContainer3D = GraphicsLayer3DUtilities.ConstructGraphicsLayer3D("MultiPatch")
        _outlineGraphicsContainer3D = GraphicsLayer3DUtilities.ConstructGraphicsLayer3D("Outline")
        GraphicsLayer3DUtilities.DisableLighting(_multiPatchGraphicsContainer3D)
        axSceneControl.Scene.AddLayer(TryCast(_axesGraphicsContainer3D, ILayer), True)
        axSceneControl.Scene.AddLayer(TryCast(_multiPatchGraphicsContainer3D, ILayer), True)
        axSceneControl.Scene.AddLayer(TryCast(_outlineGraphicsContainer3D, ILayer), True)
        DrawUtilities.DrawAxes(_axesGraphicsContainer3D)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub triangleStrip1Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles triangleStrip1Button.Click
        Dim geometry As IGeometry = TriangleStripExamples.GetExample1()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub triangleStrip2Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles triangleStrip2Button.Click
        Dim geometry As IGeometry = TriangleStripExamples.GetExample2()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub triangleStrip3Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles triangleStrip3Button.Click
        Dim geometry As IGeometry = TriangleStripExamples.GetExample3()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub triangleStrip4Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles triangleStrip4Button.Click
        Dim geometry As IGeometry = TriangleStripExamples.GetExample4()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub triangleStrip5Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles triangleStrip5Button.Click
        Dim geometry As IGeometry = TriangleStripExamples.GetExample5()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub triangleFan1Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles triangleFan1Button.Click
        Dim geometry As IGeometry = TriangleFanExamples.GetExample1()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub triangleFan2Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles triangleFan2Button.Click
        Dim geometry As IGeometry = TriangleFanExamples.GetExample2()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub triangleFan3Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles triangleFan3Button.Click
        Dim geometry As IGeometry = TriangleFanExamples.GetExample3()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub triangleFan4Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles triangleFan4Button.Click
        Dim geometry As IGeometry = TriangleFanExamples.GetExample4()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub triangleFan5Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles triangleFan5Button.Click
        Dim geometry As IGeometry = TriangleFanExamples.GetExample5()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub triangleFan6Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles triangleFan6Button.Click
        Dim geometry As IGeometry = TriangleFanExamples.GetExample6()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub triangles1Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles triangles1Button.Click
        Dim geometry As IGeometry = TrianglesExamples.GetExample1()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub triangles2Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles triangles2Button.Click
        Dim geometry As IGeometry = TrianglesExamples.GetExample2()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub triangles3Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles triangles3Button.Click
        Dim geometry As IGeometry = TrianglesExamples.GetExample3()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub triangles4Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles triangles4Button.Click
        Dim geometry As IGeometry = TrianglesExamples.GetExample4()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub triangles5Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles triangles5Button.Click
        Dim geometry As IGeometry = TrianglesExamples.GetExample5()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub triangles6Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles triangles6Button.Click
        Dim geometry As IGeometry = TrianglesExamples.GetExample6()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub ring1Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles ring1Button.Click
        Dim geometry As IGeometry = RingExamples.GetExample1()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub ring2Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles ring2Button.Click
        Dim geometry As IGeometry = RingExamples.GetExample2()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub ring3Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles ring3Button.Click
        Dim geometry As IGeometry = RingExamples.GetExample3()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub ring4Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles ring4Button.Click
        Dim geometry As IGeometry = RingExamples.GetExample4()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub ring5Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles ring5Button.Click
        Dim geometry As IGeometry = RingExamples.GetExample5()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub vector3D1Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles vector3D1Button.Click
        Dim geometry As IGeometry = Vector3DExamples.GetExample1()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub vector3D2Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles vector3D2Button.Click
        Dim geometry As IGeometry = Vector3DExamples.GetExample2()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub vector3D3Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles vector3D3Button.Click
        Dim geometry As IGeometry = Vector3DExamples.GetExample3()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub transform3D1Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles transform3D1Button.Click
        Dim geometry As IGeometry = Transform3DExamples.GetExample1()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub transform3D2Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles transform3D2Button.Click
        Dim geometry As IGeometry = Transform3DExamples.GetExample2()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub transform3D3Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles transform3D3Button.Click
        Dim geometry As IGeometry = Transform3DExamples.GetExample3()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub transform3D4Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles transform3D4Button.Click
        Dim geometry As IGeometry = Transform3DExamples.GetExample4()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub extrusion1Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles extrusion1Button.Click
        Dim geometry As IGeometry = ExtrusionExamples.GetExample1()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub extrusion2Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles extrusion2Button.Click
        Dim geometry As IGeometry = ExtrusionExamples.GetExample2()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub extrusion3Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles extrusion3Button.Click
        Dim geometry As IGeometry = ExtrusionExamples.GetExample3()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub extrusion4Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles extrusion4Button.Click
        Dim geometry As IGeometry = ExtrusionExamples.GetExample4()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub extrusion5Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles extrusion5Button.Click
        Dim geometry As IGeometry = ExtrusionExamples.GetExample5()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub extrusion6Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles extrusion6Button.Click
        Dim geometry As IGeometry = ExtrusionExamples.GetExample6()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub extrusion7Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles extrusion7Button.Click
        Dim geometry As IGeometry = ExtrusionExamples.GetExample7()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub ringGroup1Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles ringGroup1Button.Click
        Dim geometry As IGeometry = RingGroupExamples.GetExample1()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub ringGroup2Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles ringGroup2Button.Click
        Dim geometry As IGeometry = RingGroupExamples.GetExample2()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub ringGroup3Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles ringGroup3Button.Click
        Dim geometry As IGeometry = RingGroupExamples.GetExample3()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub ringGroup4Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles ringGroup4Button.Click
        Dim geometry As IGeometry = RingGroupExamples.GetExample4()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub ringGroup5Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles ringGroup5Button.Click
        Dim geometry As IGeometry = RingGroupExamples.GetExample5()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub extrusion8Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles extrusion8Button.Click
        Dim geometry As IGeometry = ExtrusionExamples.GetExample8()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub extrusionButton9_Click(ByVal sender As Object, ByVal e As EventArgs) Handles extrusionButton9.Click
        Dim geometry As IGeometry = ExtrusionExamples.GetExample9()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub extrusion10Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles extrusion10Button.Click
        Dim geometry As IGeometry = ExtrusionExamples.GetExample10()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub extrusion11Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles extrusion11Button.Click
        Dim geometry As IGeometry = ExtrusionExamples.GetExample11()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub extrusion12Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles extrusion12Button.Click
        Dim geometry As IGeometry = ExtrusionExamples.GetExample12()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub extrusion13Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles extrusion13Button.Click
        Dim geometry As IGeometry = ExtrusionExamples.GetExample13()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub vector3D4Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles vector3D4Button.Click
        Dim geometry As IGeometry = Vector3DExamples.GetExample4()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub vector3D5Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles vector3D5Button.Click
        Dim geometry As IGeometry = Vector3DExamples.GetExample5()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub composite1Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles composite1Button.Click
        Dim geometry As IGeometry = CompositeExamples.GetExample1()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub composite2Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles composite2Button.Click
        Dim geometry As IGeometry = CompositeExamples.GetExample2()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub composite3Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles composite3Button.Click
        Dim geometry As IGeometry = CompositeExamples.GetExample3()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub composite4Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles composite4Button.Click
        Dim geometry As IGeometry = CompositeExamples.GetExample4()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub extrusion14Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles extrusion14Button.Click
        Dim geometry As IGeometry = ExtrusionExamples.GetExample14()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
    Private Sub extrusion15Button_Click(ByVal sender As Object, ByVal e As EventArgs) Handles extrusion15Button.Click
        Dim geometry As IGeometry = ExtrusionExamples.GetExample15()
        DrawUtilities.DrawMultiPatch(_multiPatchGraphicsContainer3D, geometry)
        DrawUtilities.DrawOutline(_outlineGraphicsContainer3D, geometry)
        axSceneControl.SceneGraph.RefreshViewers()
    End Sub
End Class