Jan-Peter Zurek
4 years ago
5 changed files with 235 additions and 273 deletions
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using System; |
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using System.Numerics; |
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namespace Avalonia.Media; |
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/// <summary>
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/// Non-Affine 3D transformation for rotating an visual around a definable axis
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/// </summary>
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public class Rotate3DTransform : Transform |
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{ |
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/// <summary>
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/// Defines the <see cref="RotationX"/> property.
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/// </summary>
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public static readonly StyledProperty<double> RotationXProperty = |
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AvaloniaProperty.Register<Rotate3DTransform, double>(nameof(RotationX)); |
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/// <summary>
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/// Defines the <see cref="RotationY"/> property.
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/// </summary>
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public static readonly StyledProperty<double> RotationYProperty = |
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AvaloniaProperty.Register<Rotate3DTransform, double>(nameof(RotationY)); |
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/// <summary>
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/// Defines the <see cref="RotationZ"/> property.
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/// </summary>
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public static readonly StyledProperty<double> RotationZProperty = |
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AvaloniaProperty.Register<Rotate3DTransform, double>(nameof(RotationZ)); |
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/// <summary>
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/// Defines the <see cref="CenterX"/> property.
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/// </summary>
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public static readonly StyledProperty<double> CenterXProperty = |
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AvaloniaProperty.Register<Rotate3DTransform, double>(nameof(CenterX)); |
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/// <summary>
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/// Defines the <see cref="CenterY"/> property.
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/// </summary>
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public static readonly StyledProperty<double> CenterYProperty = |
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AvaloniaProperty.Register<Rotate3DTransform, double>(nameof(CenterY)); |
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/// <summary>
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/// Defines the <see cref="CenterZ"/> property.
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/// </summary>
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public static readonly StyledProperty<double> CenterZProperty = |
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AvaloniaProperty.Register<Rotate3DTransform, double>(nameof(CenterZ)); |
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/// <summary>
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/// Defines the <see cref="Depth"/> property.
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/// </summary>
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public static readonly StyledProperty<double> DepthProperty = |
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AvaloniaProperty.Register<Rotate3DTransform, double>(nameof(Depth)); |
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/// <summary>
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/// Initializes a new instance of the <see cref="Rotate3DTransform"/> class.
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/// </summary>
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public Rotate3DTransform() |
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{ |
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this.GetObservable(RotationXProperty).Subscribe(_ => RaiseChanged()); |
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this.GetObservable(RotationYProperty).Subscribe(_ => RaiseChanged()); |
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this.GetObservable(RotationZProperty).Subscribe(_ => RaiseChanged()); |
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this.GetObservable(CenterXProperty).Subscribe(_ => RaiseChanged()); |
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this.GetObservable(CenterYProperty).Subscribe(_ => RaiseChanged()); |
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this.GetObservable(CenterZProperty).Subscribe(_ => RaiseChanged()); |
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} |
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/// <summary>
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/// Initializes a new instance of the <see cref="Rotate3DTransform"/> class.
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/// </summary>
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/// <param name="rotationX">The rotation around the X-Axis</param>
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/// <param name="rotationY">The rotation around the Y-Axis</param>
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/// <param name="rotationZ">The rotation around the Z-Axis</param>
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/// <param name="centerX">The origin of the X-Axis</param>
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/// <param name="centerY">The origin of the Y-Axis</param>
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/// <param name="centerZ">The origin of the Z-Axis</param>
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public Rotate3DTransform( |
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double rotationX, |
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double rotationY, |
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double rotationZ, |
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double centerX, |
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double centerY, |
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double centerZ) : this() |
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{ |
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RotationX = rotationX; |
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RotationY = rotationY; |
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RotationZ = rotationZ; |
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CenterX = centerX; |
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CenterY = centerY; |
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CenterZ = centerZ; |
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} |
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/// <summary>
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/// Sets the rotation around the X-Axis
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/// </summary>
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public double RotationX |
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{ |
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get => GetValue(RotationXProperty); |
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set => SetValue(RotationXProperty, value); |
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} |
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/// <summary>
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/// Sets the rotation around the Y-Axis
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/// </summary>
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public double RotationY |
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{ |
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get => GetValue(RotationYProperty); |
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set => SetValue(RotationYProperty, value); |
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} |
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/// <summary>
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/// Sets the rotation around the Z-Axis
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/// </summary>
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public double RotationZ |
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{ |
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get => GetValue(RotationZProperty); |
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set => SetValue(RotationZProperty, value); |
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} |
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/// <summary>
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/// Moves the origin of the X-Axis
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/// </summary>
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public double CenterX |
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{ |
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get => GetValue(CenterXProperty); |
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set => SetValue(CenterXProperty, value); |
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} |
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/// <summary>
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/// Moves the origin of the Y-Axis
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/// </summary>
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public double CenterY |
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{ |
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get => GetValue(CenterYProperty); |
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set => SetValue(CenterYProperty, value); |
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} |
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/// <summary>
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/// Moves the origin of the Z-Axis
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/// </summary>
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public double CenterZ |
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{ |
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get => GetValue(CenterZProperty); |
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set => SetValue(CenterZProperty, value); |
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} |
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/// <summary>
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/// Affects the depth of the rotation effect
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/// </summary>
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public double Depth |
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{ |
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get => GetValue(DepthProperty); |
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set => SetValue(DepthProperty, value); |
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} |
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/// <summary>
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/// Gets the transform's <see cref="Matrix"/>.
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/// </summary>
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public override Matrix Value |
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{ |
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get |
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{ |
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var matrix44 = Matrix4x4.Identity; |
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matrix44 *= Matrix4x4.CreateTranslation(-(float)CenterX, -(float)CenterY, -(float)CenterZ); |
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matrix44 *= Matrix4x4.CreateRotationX((float)Matrix.ToRadians(RotationX)); |
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matrix44 *= Matrix4x4.CreateRotationY((float)Matrix.ToRadians(RotationY)); |
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matrix44 *= Matrix4x4.CreateRotationZ((float)Matrix.ToRadians(RotationZ)); |
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matrix44 *= Matrix4x4.CreateTranslation((float)CenterX, (float)CenterY, (float)CenterZ); |
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if (Depth != 0) |
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{ |
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var perspectiveMatrix = Matrix4x4.Identity; |
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perspectiveMatrix.M34 = -1 / (float)Depth; |
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matrix44 *= perspectiveMatrix; |
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} |
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var matrix = new Matrix( |
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matrix44.M11, |
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matrix44.M12, |
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matrix44.M14, |
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matrix44.M21, |
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matrix44.M22, |
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matrix44.M24, |
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matrix44.M41, |
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matrix44.M42, |
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matrix44.M44); |
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return matrix; |
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} |
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} |
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} |
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@ -1,178 +0,0 @@ |
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using System; |
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using System.Numerics; |
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namespace Avalonia.Media; |
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public class Transform3D : Transform |
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{ |
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/// <summary>
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/// Defines the <see cref="RotationX"/> property.
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/// </summary>
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public static readonly StyledProperty<double> RotationXProperty = |
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AvaloniaProperty.Register<Transform3D, double>(nameof(RotationX)); |
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/// <summary>
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/// Defines the <see cref="RotationY"/> property.
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/// </summary>
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public static readonly StyledProperty<double> RotationYProperty = |
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AvaloniaProperty.Register<Transform3D, double>(nameof(RotationY)); |
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/// <summary>
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/// Defines the <see cref="RotationZ"/> property.
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/// </summary>
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public static readonly StyledProperty<double> RotationZProperty = |
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AvaloniaProperty.Register<Transform3D, double>(nameof(RotationZ)); |
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/// <summary>
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/// Defines the <see cref="CenterX"/> property.
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/// </summary>
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public static readonly StyledProperty<double> CenterXProperty = |
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AvaloniaProperty.Register<Transform3D, double>(nameof(CenterX)); |
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/// <summary>
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/// Defines the <see cref="CenterY"/> property.
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/// </summary>
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public static readonly StyledProperty<double> CenterYProperty = |
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AvaloniaProperty.Register<Transform3D, double>(nameof(CenterY)); |
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/// <summary>
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/// Defines the <see cref="CenterZ"/> property.
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/// </summary>
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public static readonly StyledProperty<double> CenterZProperty = |
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AvaloniaProperty.Register<Transform3D, double>(nameof(CenterZ)); |
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/// <summary>
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/// Initializes a new instance of the <see cref="Transform3D"/> class.
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/// </summary>
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public Transform3D() |
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{ |
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this.GetObservable(RotationXProperty).Subscribe(_ => RaiseChanged()); |
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this.GetObservable(RotationYProperty).Subscribe(_ => RaiseChanged()); |
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this.GetObservable(RotationZProperty).Subscribe(_ => RaiseChanged()); |
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this.GetObservable(CenterXProperty).Subscribe(_ => RaiseChanged()); |
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this.GetObservable(CenterYProperty).Subscribe(_ => RaiseChanged()); |
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this.GetObservable(CenterXProperty).Subscribe(_ => RaiseChanged()); |
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this.GetObservable(CenterYProperty).Subscribe(_ => RaiseChanged()); |
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this.GetObservable(CenterZProperty).Subscribe(_ => RaiseChanged()); |
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} |
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/// <summary>
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/// Initializes a new instance of the <see cref="Transform3D"/> class.
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/// </summary>
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/// <param name="rotationX">The rotation around the X-Axis</param>
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/// <param name="rotationY">The rotation around the Y-Axis</param>
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/// <param name="rotationZ">The rotation around the Z-Axis</param>
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/// <param name="originCenterX">The origin of the X-Axis</param>
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/// <param name="originCenterY">The origin of the Y-Axis</param>
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/// <param name="originCenterZ">The origin of the Z-Axis</param>
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public Transform3D( |
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double rotationX, |
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double rotationY, |
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double rotationZ, |
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double originCenterX, |
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double originCenterY, |
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double originCenterZ) : this() |
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{ |
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RotationX = rotationX; |
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RotationY = rotationY; |
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RotationZ = rotationZ; |
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CenterX = originCenterX; |
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CenterY = originCenterY; |
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CenterZ = originCenterZ; |
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} |
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/// <summary>
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/// Sets the rotation around the X-Axis
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/// </summary>
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public double RotationX |
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{ |
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get => GetValue(RotationXProperty); |
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set => SetValue(RotationXProperty, value); |
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} |
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/// <summary>
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/// Sets the rotation around the Y-Axis
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/// </summary>
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public double RotationY |
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{ |
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get => GetValue(RotationYProperty); |
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set => SetValue(RotationYProperty, value); |
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} |
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/// <summary>
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/// Sets the rotation around the Z-Axis
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/// </summary>
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public double RotationZ |
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{ |
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get => GetValue(RotationZProperty); |
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set => SetValue(RotationZProperty, value); |
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} |
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/// <summary>
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/// Moves the origin of the X-Axis
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/// </summary>
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public double CenterX |
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{ |
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get => GetValue(CenterXProperty); |
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set => SetValue(CenterXProperty, value); |
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} |
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/// <summary>
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/// Moves the origin of the Y-Axis
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/// </summary>
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public double CenterY |
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{ |
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get => GetValue(CenterYProperty); |
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set => SetValue(CenterYProperty, value); |
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} |
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/// <summary>
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/// Moves the origin of the Z-Axis
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/// </summary>
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public double CenterZ |
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{ |
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get => GetValue(CenterZProperty); |
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set => SetValue(CenterZProperty, value); |
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} |
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/// <summary>
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/// Gets the transform's <see cref="Matrix"/>.
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/// </summary>
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public override Matrix Value |
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{ |
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get |
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{ |
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var matrix44 = Matrix4x4.Identity; |
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matrix44 *= Matrix4x4.CreateTranslation(-(float)CenterX, -(float)CenterY, -(float)CenterZ); |
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matrix44 *= Matrix4x4.CreateRotationX((float)Matrix.ToRadians(RotationX)); |
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matrix44 *= Matrix4x4.CreateRotationY((float)Matrix.ToRadians(RotationY)); |
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matrix44 *= Matrix4x4.CreateRotationZ((float)Matrix.ToRadians(RotationZ)); |
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matrix44 *= Matrix4x4.CreateTranslation((float)CenterX, (float)CenterY, (float)CenterZ); |
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var perspectiveMatrix = Matrix4x4.Identity; |
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perspectiveMatrix.M34 = -1 / (float)50; |
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matrix44 *= perspectiveMatrix; |
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var matrix = new Matrix( |
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matrix44.M11, |
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matrix44.M12, |
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matrix44.M14, |
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matrix44.M21, |
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matrix44.M22, |
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matrix44.M24, |
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matrix44.M41, |
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matrix44.M42, |
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matrix44.M44); |
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return matrix; |
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} |
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} |
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} |
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