64 lines
2.4 KiB
C#
64 lines
2.4 KiB
C#
// Copyright (c) 2012-2024 Wojciech Figat. All rights reserved.
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using System;
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using System.Runtime.InteropServices;
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namespace FlaxEngine
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{
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partial class Spline
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{
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private BezierCurve<Transform>.Keyframe[] _keyframes;
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/// <summary>
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/// Gets or sets the spline keyframes collection.
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/// </summary>
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[Unmanaged]
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[Tooltip("Spline keyframes collection.")]
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[EditorOrder(10), EditorDisplay("Spline"), Collection(CanReorderItems = false)]
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public BezierCurve<Transform>.Keyframe[] SplineKeyframes
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{
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get
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{
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var count = SplinePointsCount;
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if (_keyframes == null || _keyframes.Length != count)
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_keyframes = new BezierCurve<Transform>.Keyframe[count];
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#if !BUILD_RELEASE
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if (System.Runtime.CompilerServices.Unsafe.SizeOf<BezierCurve<Transform>.Keyframe>() != Transform.SizeInBytes * 3 + sizeof(float))
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throw new Exception("Invalid size of BezierCurve keyframe " + System.Runtime.CompilerServices.Unsafe.SizeOf<BezierCurve<Transform>.Keyframe>() + " bytes.");
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#endif
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Internal_GetKeyframes(__unmanagedPtr, _keyframes);
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return _keyframes;
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}
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set
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{
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if (value == null)
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value = Utils.GetEmptyArray<BezierCurve<Transform>.Keyframe>();
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_keyframes = null;
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Internal_SetKeyframes(__unmanagedPtr, value);
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}
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}
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/// <summary>
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/// Gets the spline keyframe.
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/// </summary>
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/// <param name="index">The spline point index.</param>
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/// <returns>The keyframe.</returns>
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public BezierCurve<Transform>.Keyframe GetSplineKeyframe(int index)
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{
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return SplineKeyframes[index];
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}
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/// <summary>
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/// Sets the spline keyframe.
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/// </summary>
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/// <param name="index">The spline point index.</param>
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/// <param name="keyframe">The keyframe.</param>
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public void SetSplineKeyframe(int index, BezierCurve<Transform>.Keyframe keyframe)
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{
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SetSplineLocalTransform(index, keyframe.Value, false);
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SetSplineLocalTangent(index, keyframe.Value + keyframe.TangentIn, true, false);
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SetSplineLocalTangent(index, keyframe.Value + keyframe.TangentOut, false);
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}
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}
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}
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