diff options
Diffstat (limited to 'modules/mono')
3 files changed, 27 insertions, 27 deletions
diff --git a/modules/mono/glue/GodotSharp/GodotSharp/Core/Mathf.cs b/modules/mono/glue/GodotSharp/GodotSharp/Core/Mathf.cs index bfe9600084..ce213da6a7 100644 --- a/modules/mono/glue/GodotSharp/GodotSharp/Core/Mathf.cs +++ b/modules/mono/glue/GodotSharp/GodotSharp/Core/Mathf.cs @@ -180,6 +180,24 @@ namespace Godot } /// <summary> + /// Cubic interpolates between two values by a normalized value with pre and post values. + /// </summary> + /// <param name="from">The start value for interpolation.</param> + /// <param name="to">The destination value for interpolation.</param> + /// <param name="pre">The value which before "from" value for interpolation.</param> + /// <param name="post">The value which after "to" value for interpolation.</param> + /// <param name="weight">A value on the range of 0.0 to 1.0, representing the amount of interpolation.</param> + /// <returns>The resulting value of the interpolation.</returns> + public static real_t CubicInterpolate(real_t from, real_t to, real_t pre, real_t post, real_t weight) + { + return 0.5f * + ((from * 2.0f) + + (-pre + to) * weight + + (2.0f * pre - 5.0f * from + 4.0f * to - post) * (weight * weight) + + (-pre + 3.0f * from - 3.0f * to + post) * (weight * weight * weight)); + } + + /// <summary> /// Converts an angle expressed in degrees to radians. /// </summary> /// <param name="deg">An angle expressed in degrees.</param> diff --git a/modules/mono/glue/GodotSharp/GodotSharp/Core/Vector2.cs b/modules/mono/glue/GodotSharp/GodotSharp/Core/Vector2.cs index fa7838633c..8679f28132 100644 --- a/modules/mono/glue/GodotSharp/GodotSharp/Core/Vector2.cs +++ b/modules/mono/glue/GodotSharp/GodotSharp/Core/Vector2.cs @@ -204,20 +204,10 @@ namespace Godot /// <returns>The interpolated vector.</returns> public Vector2 CubicInterpolate(Vector2 b, Vector2 preA, Vector2 postB, real_t weight) { - Vector2 p0 = preA; - Vector2 p1 = this; - Vector2 p2 = b; - Vector2 p3 = postB; - - real_t t = weight; - real_t t2 = t * t; - real_t t3 = t2 * t; - - return 0.5f * ( - (p1 * 2.0f) + - ((-p0 + p2) * t) + - (((2.0f * p0) - (5.0f * p1) + (4 * p2) - p3) * t2) + - ((-p0 + (3.0f * p1) - (3.0f * p2) + p3) * t3) + return new Vector2 + ( + Mathf.CubicInterpolate(x, b.x, preA.x, postB.x, weight), + Mathf.CubicInterpolate(y, b.y, preA.y, postB.y, weight) ); } diff --git a/modules/mono/glue/GodotSharp/GodotSharp/Core/Vector3.cs b/modules/mono/glue/GodotSharp/GodotSharp/Core/Vector3.cs index 0faf13f8b7..1e60fb9523 100644 --- a/modules/mono/glue/GodotSharp/GodotSharp/Core/Vector3.cs +++ b/modules/mono/glue/GodotSharp/GodotSharp/Core/Vector3.cs @@ -195,19 +195,11 @@ namespace Godot /// <returns>The interpolated vector.</returns> public Vector3 CubicInterpolate(Vector3 b, Vector3 preA, Vector3 postB, real_t weight) { - Vector3 p0 = preA; - Vector3 p1 = this; - Vector3 p2 = b; - Vector3 p3 = postB; - - real_t t = weight; - real_t t2 = t * t; - real_t t3 = t2 * t; - - return 0.5f * ( - (p1 * 2.0f) + ((-p0 + p2) * t) + - (((2.0f * p0) - (5.0f * p1) + (4f * p2) - p3) * t2) + - ((-p0 + (3.0f * p1) - (3.0f * p2) + p3) * t3) + return new Vector3 + ( + Mathf.CubicInterpolate(x, b.x, preA.x, postB.x, weight), + Mathf.CubicInterpolate(y, b.y, preA.y, postB.y, weight), + Mathf.CubicInterpolate(z, b.z, preA.z, postB.z, weight) ); } |