Version: 2017.3
public float outTangent ;

描述

Describes the tangent when leaving this point towards the next point in the curve.

The angle needs to be expressed in radians.

The tangent is really just the gradient of the slope, as in "change in y / change in x"

另请参阅:inTangent

using UnityEngine;

public class KeyFrameTangentExample : MonoBehaviour { AnimationCurve animCurve = null;

void Start() { Keyframe[] ks = new Keyframe[3];

ks[0] = new Keyframe(0, 0); ks[0].outTangent = 1.5708f; // 90 degrees up

ks[1] = new Keyframe(4, 0); ks[1].outTangent = 0; // straight

ks[2] = new Keyframe(6, 0); ks[2].outTangent = -1.5708f; // 90 degrees down

animCurve = new AnimationCurve(ks); }

void Update() { if (animCurve != null) transform.position = new Vector3(Time.time, animCurve.Evaluate(Time.time), 0); } }