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46 lines
895 B
46 lines
895 B
using UnityEngine;
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public class SplineWalker : MonoBehaviour {
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public BezierSpline spline;
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public float duration;
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public bool lookForward;
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public SplineWalkerMode mode;
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private float progress;
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private bool goingForward = true;
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private void Update () {
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if (goingForward) {
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progress += Time.deltaTime / duration;
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if (progress > 1f) {
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if (mode == SplineWalkerMode.Once) {
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progress = 1f;
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}
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else if (mode == SplineWalkerMode.Loop) {
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progress -= 1f;
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}
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else {
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progress = 2f - progress;
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goingForward = false;
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}
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}
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}
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else {
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progress -= Time.deltaTime / duration;
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if (progress < 0f) {
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progress = -progress;
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goingForward = true;
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}
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}
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Vector3 position = spline.GetPoint(progress);
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transform.localPosition = position;
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if (lookForward) {
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transform.LookAt(position + spline.GetDirection(progress));
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}
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}
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}
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