■ 파노라마 뷰를 만드는 방법을 보여준다.
▶ PanoramaViewer.cs
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using System; using System.Windows; using System.Windows.Controls; using System.Windows.Media; using System.Windows.Media.Media3D; namespace TestProject { /// <summary> /// 파노라마 뷰어 /// </summary> public class PanoramaViewer : Viewport3D { //////////////////////////////////////////////////////////////////////////////////////////////////// Dependency Property ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Public #region 시야각 속성 - FieldOfViewProperty /// <summary> /// 시야각 속성 /// </summary> public static readonly DependencyProperty FieldOfViewProperty = DependencyProperty.Register ( "FieldOfView", typeof(double), typeof(PanoramaViewer), new PropertyMetadata ( (double)0, new PropertyChangedCallback(FieldOfViewPropertyChangedCallback) ) ); #endregion #region X축 회전 속성 - RotationXProperty /// <summary> /// X축 회전 속성 /// </summary> public static readonly DependencyProperty RotationXProperty = DependencyProperty.Register ( "RotationX", typeof(double), typeof(PanoramaViewer), new UIPropertyMetadata ( 0.0, (d, e) => ((PanoramaViewer)d).UpdateRotation() ) ); #endregion #region Y축 회전 속성 - RotationYProperty /// <summary> /// Y축 회전 속성 /// </summary> public static readonly DependencyProperty RotationYProperty = DependencyProperty.Register ( "RotationY", typeof(double), typeof(PanoramaViewer), new UIPropertyMetadata ( 0.0, (d, e) => ((PanoramaViewer)d).UpdateRotation() ) ); #endregion #region Z축 회전 속성 - RotationZProperty /// <summary> /// Z축 회전 속성 /// </summary> public static readonly DependencyProperty RotationZProperty = DependencyProperty.Register ( "RotationZ", typeof(double), typeof(PanoramaViewer), new UIPropertyMetadata ( 0.0, (d, e) => ((PanoramaViewer)d).UpdateRotation() ) ); #endregion #region 파노라마 이미지 속성 - PanoramaImageProperty /// <summary> /// 파노라마 이미지 속성 /// </summary> public static readonly DependencyProperty PanoramaImageProperty = DependencyProperty.Register ( "PanoramaImage", typeof(ImageSource), typeof(PanoramaViewer), new PropertyMetadata ( null, new PropertyChangedCallback(PanoramaImagePropertyChangedCallback) ) ); #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// X축 벡터 /// </summary> private static readonly Vector3D _xAxisVector = new Vector3D(1, 0, 0); /// <summary> /// Y축 벡터 /// </summary> private static readonly Vector3D _yAxisVector = new Vector3D(0, 1, 0); /// <summary> /// Z축 벡터 /// </summary> private static readonly Vector3D _zAxisVector = new Vector3D(0, 0, 1); #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 시야각 - FieldOfView /// <summary> /// 시야각 /// </summary> public double FieldOfView { get { return (double)GetValue(FieldOfViewProperty); } set { SetValue(FieldOfViewProperty, value); } } #endregion #region X축 회전 - RotationX /// <summary> /// X축 회전 /// </summary> public double RotationX { get { return (double)GetValue(RotationXProperty); } set { SetValue(RotationXProperty, value); } } #endregion #region Y축 회전 - RotationY /// <summary> /// Y축 회전 /// </summary> public double RotationY { get { return (double)GetValue(RotationYProperty); } set { SetValue(RotationYProperty, value); } } #endregion #region Z축 회전 - RotationZ /// <summary> /// Z축 회전 /// </summary> public double RotationZ { get { return (double)GetValue(RotationZProperty); } set { SetValue(RotationZProperty, value); } } #endregion #region 파노라마 이미지 - PanoramaImage /// <summary> /// 파노라마 이미지 /// </summary> public ImageSource PanoramaImage { get { return (ImageSource)GetValue(PanoramaImageProperty); } set { SetValue(PanoramaImageProperty, value); } } #endregion #region 파노라마 객체 - PanoramaObject /// <summary> /// 파노라마 객체 /// </summary> public ModelVisual3D PanoramaObject { get; set; } #endregion #region 파노라마 지오메트리 - PanoramaGeometry /// <summary> /// 파노라마 지오메트리 /// </summary> public GeometryModel3D PanoramaGeometry { get; set; } #endregion ////////////////////////////////////////////////////////////////////////////////////////// Private #region 파노라마 회전 - PanoramaRotation /// <summary> /// 파노라마 회전 /// </summary> private QuaternionRotation3D PanoramaRotation { get; set; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - PanoramaViewer() /// <summary> /// 생성자 /// </summary> public PanoramaViewer() { InitializeViewer(); } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Private #region 시야각 속성 변경시 콜백 처리하기 - FieldOfViewPropertyChangedCallback(sender, e) /// <summary> /// 시야각 속성 변경시 콜백 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private static void FieldOfViewPropertyChangedCallback(object sender, DependencyPropertyChangedEventArgs e) { PanoramaViewer viewer = sender as PanoramaViewer; PerspectiveCamera camera = viewer.Camera as PerspectiveCamera; camera.FieldOfView = viewer.FieldOfView; } #endregion #region 파노라마 이미지 속성 변경시 콜백 처리하기 - PanoramaImagePropertyChangedCallback(sender, e) /// <summary> /// 파노라마 이미지 속성 변경시 콜백 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private static void PanoramaImagePropertyChangedCallback(object sender, DependencyPropertyChangedEventArgs e) { PanoramaViewer viewer = sender as PanoramaViewer; ImageBrush brush = new ImageBrush(viewer.PanoramaImage); viewer.PanoramaGeometry.BackMaterial = new DiffuseMaterial(brush); } #endregion ////////////////////////////////////////////////////////////////////////////////////////// Instance //////////////////////////////////////////////////////////////////////////////// Private #region 위치 구하기 - GetPosition(theta, y) /// <summary> /// 위치 구하기 /// </summary> /// <param name="theta">세타</param> /// <param name="y">Y</param> /// <returns>위치</returns> private Point3D GetPosition(double theta, double y) { double r = Math.Sqrt(1 - y * y); double x = r * Math.Cos(theta); double z = r * Math.Sin(theta); return new Point3D(x, y, z); } #endregion #region 법선 벡터 구하기 - GetNormalVector(t, y) /// <summary> /// 법선 벡터 구하기 /// </summary> /// <param name="t">T</param> /// <param name="y">Y</param> /// <returns>법선</returns> private Vector3D GetNormalVector(double t, double y) { return (Vector3D)GetPosition(t, y); } #endregion #region 텍스처 좌표 구하기 - GetTextureCoordinate(t, y) /// <summary> /// 텍스처 좌표 구하기 /// </summary> /// <param name="t">T</param> /// <param name="y">Y</param> /// <returns>텍스처 좌표</returns> private Point GetTextureCoordinate(double t, double y) { Matrix matrix = new Matrix(); matrix.Scale(1 / (2 * Math.PI), -0.5); Point point = new Point(t, y); point = point * matrix; return point; } #endregion #region 지오메트리 생성하기 - CreateGeometry() /// <summary> /// 지오메트리 생성하기 /// </summary> /// <returns>지오메트리</returns> private Geometry3D CreateGeometry() { int thetaDivision = 64; int yDivision = 64; double maximumTheta = (360.0 / 180.0) * Math.PI; double minimumY = -1.0; double maximumY = 1.0; double deltaTheta = maximumTheta / thetaDivision; double deltaY = (maximumY - minimumY) / yDivision; MeshGeometry3D meshGeometry = new MeshGeometry3D(); for(int i = 0; i <= yDivision; i++) { double y = minimumY + i * deltaY; for(int j = 0; j <= thetaDivision; j++) { double t = j * deltaTheta; meshGeometry.Positions.Add(GetPosition(t, y)); meshGeometry.Normals.Add(GetNormalVector(t, y)); meshGeometry.TextureCoordinates.Add(GetTextureCoordinate(t, y)); } } for(int i = 0; i < yDivision; i++) { for(int j = 0; j < thetaDivision; j++) { int x0 = j; int x1 = (j + 1); int y0 = i * (thetaDivision + 1); int y1 = (i + 1) * (thetaDivision + 1); meshGeometry.TriangleIndices.Add(x0 + y0); meshGeometry.TriangleIndices.Add(x0 + y1); meshGeometry.TriangleIndices.Add(x1 + y0); meshGeometry.TriangleIndices.Add(x1 + y0); meshGeometry.TriangleIndices.Add(x0 + y1); meshGeometry.TriangleIndices.Add(x1 + y1); } } meshGeometry.Freeze(); return meshGeometry; } #endregion #region 뷰어 초기화 하기 - InitializeViewer() /// <summary> /// 뷰어 초기화 하기 /// </summary> private void InitializeViewer() { PerspectiveCamera perspectiveCamera = new PerspectiveCamera(); perspectiveCamera.Position = new Point3D(0, -0.0, 0); perspectiveCamera.UpDirection = new Vector3D(0, 1, 0); perspectiveCamera.LookDirection = new Vector3D(0, 0, 1); perspectiveCamera.FieldOfView = 80; Camera = perspectiveCamera; FieldOfView = 80; ModelVisual3D lightModelVisual3D = new ModelVisual3D(); lightModelVisual3D.Content = new DirectionalLight(Colors.White, new Vector3D(0, 0, 1)); Children.Add(lightModelVisual3D); PanoramaGeometry = new GeometryModel3D(); PanoramaGeometry.Geometry = CreateGeometry(); PanoramaObject = new ModelVisual3D(); PanoramaObject.Content = PanoramaGeometry; RotateTransform3D rotateTransform = new RotateTransform3D(); ScaleTransform3D scaleTransform = new ScaleTransform3D() { ScaleX = 1, ScaleY = 1.65, ScaleZ = 1 }; Transform3DGroup transformGroup = new Transform3DGroup(); PanoramaRotation = new QuaternionRotation3D(); transformGroup.Children.Add(scaleTransform ); transformGroup.Children.Add(rotateTransform); rotateTransform.Rotation = PanoramaRotation; PanoramaObject.Transform = transformGroup; Children.Add(PanoramaObject); } #endregion #region 회전 갱신하기 - UpdateRotation() /// <summary> /// 회전 갱신하기 /// </summary> private void UpdateRotation() { Quaternion quaternionX = new Quaternion(_xAxisVector, RotationX); Quaternion quaternionY = new Quaternion(_yAxisVector, RotationY); Quaternion quaternionZ = new Quaternion(_zAxisVector, RotationZ); PanoramaRotation.Quaternion = quaternionX * quaternionY * quaternionZ; } #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="파노라마 뷰 사용하기" FontFamily="나눔고딕코딩" FontSize="16"> <Grid> <StackPanel HorizontalAlignment="Center" VerticalAlignment="Center"> <Border Margin="10" BorderThickness="1" BorderBrush="Gray"> <Grid> <local:PanoramaViewer x:Name="viewer" Height="350" PanoramaImage="sample1.jpg" /> </Grid> </Border> <StackPanel Margin="10 0 10 0"> <StackPanel Orientation="Horizontal"> <TextBlock VerticalAlignment="Center" Text="시야각"/> <Slider VerticalAlignment="Center" Margin="10 0 0 0" Width="50" Minimum="30" Maximum="150" Value="{Binding FieldOfView, ElementName=viewer}" /> <TextBlock Margin="10 0 0 0" VerticalAlignment="Center" Text="X축 회전" /> <Slider VerticalAlignment="Center" Margin="10 0 0 0" Width="90" Minimum="-180" Maximum="180" Value="{Binding RotationX, ElementName=viewer}" /> <TextBlock VerticalAlignment="Center" Margin="10 0 0 0" Text="Y축 회전" /> <Slider VerticalAlignment="Center" Margin="10 0 0 0" Width="90" Minimum="-180" Maximum="180" Value="{Binding RotationY, ElementName=viewer}" /> <TextBlock VerticalAlignment="Center" Margin="10 0 0 0" Text="Z축 회전" /> <Slider VerticalAlignment="Center" Margin="10 0 0 0" Width="90" Minimum="-180" Maximum="180" Value="{Binding RotationZ, ElementName=viewer}" /> </StackPanel> </StackPanel> <StackPanel Margin="10 10 10 0" HorizontalAlignment="Center" Orientation="Horizontal"> <Button Name="button1" Margin="10" Padding="5" Content="샘플 이미지 1" /> <Button Name="button2" Margin="10" Padding="5" Content="샘플 이미지 2" /> <Button Name="button3" Margin="10" Padding="5" Content="샘플 이미지 3" /> <Button Name="button4" Margin="10" Padding="5" Content="샘플 이미지 4" /> </StackPanel> </StackPanel> </Grid> </Window> |
▶ MainWindow.xaml.cs
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using System; using System.Windows; using System.Windows.Controls; using System.Windows.Input; using System.Windows.Media.Imaging; namespace TestProject { /// <summary> /// 메인 윈도우 /// </summary> public partial class MainWindow : Window { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 회전 벡터 /// </summary> private Vector rotationVector = new Vector(); /// <summary> /// 드래그 시작 포인트 /// </summary> private Point dragStartPoint; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainWindow() /// <summary> /// 생성자 /// </summary> public MainWindow() { InitializeComponent(); this.viewer.MouseLeftButtonDown += viewer_MouseLeftButtonDown; this.viewer.MouseMove += viewer_MouseMove; this.button1.Click += button_Click; this.button2.Click += button_Click; this.button3.Click += button_Click; this.button4.Click += button_Click; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private #region 뷰어 마우스 왼쪽 버튼 DOWN 처리하기 - viewer_MouseLeftButtonDown(sender, e) /// <summary> /// 뷰어 마우스 왼쪽 버튼 DOWN 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void viewer_MouseLeftButtonDown(object sender, MouseButtonEventArgs e) { dragStartPoint = e.GetPosition(this.viewer); this.rotationVector.X = this.viewer.RotationX; this.rotationVector.Y = this.viewer.RotationY; } #endregion #region 뷰어 마우스 이동시 처리하기 - viewer_MouseMove(sender, e) /// <summary> /// 뷰어 마우스 이동시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void viewer_MouseMove(object sender, MouseEventArgs e) { if(e.LeftButton == MouseButtonState.Released) { return; } Vector offsetVector = Point.Subtract(e.GetPosition(this.viewer) , this.dragStartPoint) * 0.25; this.viewer.RotationY = this.rotationVector.Y + offsetVector.X; this.viewer.RotationX = this.rotationVector.X + offsetVector.Y; } #endregion #region 버튼 클릭시 처리하기 - button_Click(sender, e) /// <summary> /// 버튼 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void button_Click(object sender, RoutedEventArgs e) { Button button = sender as Button; string imageFileName = null; switch(button.Name) { case "button1" : imageFileName = "sample1.jpg"; break; case "button2" : imageFileName = "sample2.jpg"; break; case "button3" : imageFileName = "sample3.jpg"; break; case "button4" : imageFileName = "sample4.jpg"; break; } Uri uri = new Uri($"pack://application:,,,/{imageFileName}"); BitmapImage bitmapImage = new BitmapImage(uri); this.viewer.PanoramaImage = bitmapImage; } #endregion } } |
