■ MeshGeometry3D 클래스에서 리소스를 사용하는 방법을 보여준다.
▶ SphereMeshGenerator.cs
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using System; using System.Windows; using System.Windows.Media.Media3D; namespace TestProject { /// <summary> /// 구체 메시 제너레이터 /// </summary> public class SphereMeshGenerator { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 슬라이스 수 /// </summary> private int sliceCount = 32; /// <summary> /// 스택 수 /// </summary> private int stackCount = 16; /// <summary> /// 중심점 /// </summary> private Point3D centerPoint = new Point3D(); /// <summary> /// 반경 /// </summary> private double radius = 1; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 슬라이스 수 - SliceCount /// <summary> /// 슬라이스 수 /// </summary> public int SliceCount { get { return this.sliceCount; } set { this.sliceCount = value; } } #endregion #region 스택 수 - StackCount /// <summary> /// 스택 수 /// </summary> public int StackCount { set { this.stackCount = value; } get { return this.stackCount; } } #endregion #region 중심점 - CenterPoint /// <summary> /// 중심점 /// </summary> public Point3D CenterPoint { get { return this.centerPoint; } set { this.centerPoint = value; } } #endregion #region 반경 - Radius /// <summary> /// 반경 /// </summary> public double Radius { get { return this.radius; } set { this.radius = value; } } #endregion #region 도형 - Geometry /// <summary> /// 도형 /// </summary> public MeshGeometry3D Geometry { get { MeshGeometry3D mesh = new MeshGeometry3D(); for(int stack = 0; stack <= StackCount; stack++) { double phi = Math.PI / 2 - stack * Math.PI / StackCount; double y = Radius * Math.Sin(phi); double scale = -Radius * Math.Cos(phi); for(int slice = 0; slice <= SliceCount; slice++) { double theta = slice * 2 * Math.PI / SliceCount; double x = scale * Math.Sin(theta); double z = scale * Math.Cos(theta); Vector3D normalVector = new Vector3D(x, y, z); mesh.Normals.Add(normalVector); mesh.Positions.Add(normalVector + CenterPoint); mesh.TextureCoordinates.Add ( new Point ( (double)slice / SliceCount, (double)stack / StackCount ) ); } } for(int stack = 0; stack < StackCount; stack++) { int top = (stack + 0) * (SliceCount + 1); int bottom = (stack + 1) * (SliceCount + 1); for(int slice = 0; slice < SliceCount; slice++) { if(stack != 0) { mesh.TriangleIndices.Add(top + slice ); mesh.TriangleIndices.Add(bottom + slice ); mesh.TriangleIndices.Add(top + slice + 1); } if(stack != StackCount - 1) { mesh.TriangleIndices.Add(top + slice + 1); mesh.TriangleIndices.Add(bottom + slice ); mesh.TriangleIndices.Add(bottom + slice + 1); } } } return mesh; } } #endregion } } |
▶ MainWindow.xaml
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<Window x:Class="TestProject.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:local="clr-namespace:TestProject" Width="800" Height="600" Title="MeshGeometry3D 클래스 : 리소스 사용하기" FontFamily="나눔고딕코딩" FontSize="16"> <Window.Resources> <local:SphereMeshGenerator x:Key="SphereMeshGeneratorKey" CenterPoint="1 0 0" Radius="0.5" /> </Window.Resources> <Viewport3D> <ModelVisual3D> <ModelVisual3D.Content> <Model3DGroup> <GeometryModel3D Geometry="{Binding Source={StaticResource SphereMeshGeneratorKey}, Path=Geometry}"> <GeometryModel3D.Material> <DiffuseMaterial> <DiffuseMaterial.Brush> <ImageBrush ImageSource="sample.png" /> </DiffuseMaterial.Brush> </DiffuseMaterial> </GeometryModel3D.Material> <GeometryModel3D.Transform> <RotateTransform3D> <RotateTransform3D.Rotation> <AxisAngleRotation3D x:Name="axisAngleRotation3D" Axis="0 1 0" /> </RotateTransform3D.Rotation> </RotateTransform3D> </GeometryModel3D.Transform> </GeometryModel3D> <AmbientLight Color="White" /> </Model3DGroup> </ModelVisual3D.Content> </ModelVisual3D> <Viewport3D.Camera> <PerspectiveCamera Position="0 0 4" LookDirection="0 0 -1" UpDirection="0 1 0" FieldOfView="45" /> </Viewport3D.Camera> </Viewport3D> <Window.Triggers> <EventTrigger RoutedEvent="Window.Loaded"> <BeginStoryboard> <Storyboard TargetName="axisAngleRotation3D" TargetProperty="Angle"> <DoubleAnimation From="0" To="360" Duration="0:0:5" RepeatBehavior="Forever" /> </Storyboard> </BeginStoryboard> </EventTrigger> </Window.Triggers> </Window> |
