45 lines
1.3 KiB
C#
45 lines
1.3 KiB
C#
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// --------------------------------------------------------------------------------------------------------------------
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// <copyright file="BezierCurve.cs" company="Exit Games GmbH">
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// Part of: Photon Unity Networking Demos
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// </copyright>
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// <summary>
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// Original: http://catlikecoding.com/unity/tutorials/curves-and-splines/
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// Used in SlotRacer Demo
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// </summary>
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// <author>developer@exitgames.com</author>
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// --------------------------------------------------------------------------------------------------------------------
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using UnityEngine;
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namespace Photon.Pun.Demo.SlotRacer.Utils
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{
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public class BezierCurve : MonoBehaviour
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{
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public Vector3[] points;
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public Vector3 GetPoint (float t)
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{
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return transform.TransformPoint(Bezier.GetPoint(points[0], points[1], points[2], points[3], t));
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}
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public Vector3 GetVelocity (float t)
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{
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return transform.TransformPoint(Bezier.GetFirstDerivative(points[0], points[1], points[2], points[3], t)) - transform.position;
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}
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public Vector3 GetDirection (float t)
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{
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return GetVelocity(t).normalized;
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}
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public void Reset ()
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{
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points = new Vector3[] {
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new Vector3(1f, 0f, 0f),
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new Vector3(2f, 0f, 0f),
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new Vector3(3f, 0f, 0f),
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new Vector3(4f, 0f, 0f)
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};
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}
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}
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}
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