36 lines
1.1 KiB
C#
36 lines
1.1 KiB
C#
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using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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public static class MatrixExtensions {
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public static Quaternion ExtractRotation(this Matrix4x4 matrix) {
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Vector3 forward;
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forward.x = matrix.m02;
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forward.y = matrix.m12;
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forward.z = matrix.m22;
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Vector3 upwards;
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upwards.x = matrix.m01;
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upwards.y = matrix.m11;
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upwards.z = matrix.m21;
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return Quaternion.LookRotation(forward, upwards);
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}
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public static Vector3 ExtractPosition(this Matrix4x4 matrix) {
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Vector3 position;
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position.x = matrix.m03;
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position.y = matrix.m13;
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position.z = matrix.m23;
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return position;
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}
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public static Vector3 ExtractScale(this Matrix4x4 matrix) {
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Vector3 scale;
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scale.x = new Vector4(matrix.m00, matrix.m10, matrix.m20, matrix.m30).magnitude;
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scale.y = new Vector4(matrix.m01, matrix.m11, matrix.m21, matrix.m31).magnitude;
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scale.z = new Vector4(matrix.m02, matrix.m12, matrix.m22, matrix.m32).magnitude;
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return scale;
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}
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}
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