105 lines
3.6 KiB
C#
105 lines
3.6 KiB
C#
using Cinemachine;
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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 class CMCameraRail : MonoBehaviour{
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[SerializeField] CinemachineVirtualCamera dollyTrackCamera = default;
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CinemachineTrackedDolly cameraTrack;
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[Space]
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[SerializeField] Waypoint[] waypoints = default;
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int totalCount;
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int currentCount;
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bool finished;
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bool paused;
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float easedPercentBetweenWaypoints;
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float speed;
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float currentEase;
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float percentBetweenWaypoints;
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float nextPos;
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float lastFieldOfView;
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void Awake(){
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totalCount = waypoints.Length - 1;
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if(dollyTrackCamera != null){
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cameraTrack = dollyTrackCamera.GetCinemachineComponent<CinemachineTrackedDolly>();
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}
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}
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// Update is called once per frame
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void Update(){
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if(!finished && !paused){
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Waypoint waypoint = waypoints[currentCount];
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if(currentCount == 0){
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speed = Time.deltaTime / waypoint.timeBetweenWaypoints * waypoint.endWaypoint;
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percentBetweenWaypoints += speed / waypoint.endWaypoint;
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percentBetweenWaypoints = Mathf.Clamp01(percentBetweenWaypoints);
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easedPercentBetweenWaypoints = Ease(percentBetweenWaypoints);
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nextPos = easedPercentBetweenWaypoints * waypoint.endWaypoint;
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}else{
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speed = Time.deltaTime / waypoint.timeBetweenWaypoints * (waypoint.endWaypoint - waypoints[currentCount - 1].endWaypoint);
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percentBetweenWaypoints += speed / (waypoint.endWaypoint - waypoints[currentCount - 1].endWaypoint);
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percentBetweenWaypoints = Mathf.Clamp01(percentBetweenWaypoints);
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easedPercentBetweenWaypoints = Ease(percentBetweenWaypoints);
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nextPos = waypoints[currentCount - 1].endWaypoint + easedPercentBetweenWaypoints * (waypoint.endWaypoint - waypoints[currentCount - 1].endWaypoint);
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}
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dollyTrackCamera.m_Lens.FieldOfView = Mathf.Lerp(lastFieldOfView, waypoint.fieldOfView, easedPercentBetweenWaypoints);
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if (cameraTrack.m_PathPosition < waypoint.endWaypoint){
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cameraTrack.m_PathPosition = nextPos;
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}else{
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NextWaypoint();
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}
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}
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}
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float Ease(float x){
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if (waypoints[currentCount].ease){
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float a = currentEase + 1;
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return Mathf.Pow(x, a) / (Mathf.Pow(x, a) + Mathf.Pow(1 - x, a));
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}else{
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return x;
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}
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}
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/// <summary> Starts playing the cutscene. </summary>
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public void StartRail(){
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lastFieldOfView = dollyTrackCamera.m_Lens.FieldOfView;
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Waypoint waypoint = waypoints[currentCount];
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if (waypoint.startDelay > 0){
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paused = true;
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StartCoroutine(DelayMovement(waypoint.startDelay));
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}
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currentEase = waypoint.ease ? waypoint.easeAmount : 1;
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}
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void NextWaypoint(){
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lastFieldOfView = dollyTrackCamera.m_Lens.FieldOfView;
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if (currentCount >= totalCount){
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Debug.Log("Finish");
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finished = true;
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}else{
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percentBetweenWaypoints = 0;
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currentCount++;
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Waypoint waypoint = waypoints[currentCount];
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if(waypoint.startDelay > 0){
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paused = true;
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StartCoroutine(DelayMovement(waypoint.startDelay));
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}
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currentEase = waypoint.ease ? waypoint.easeAmount : 1;
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}
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}
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IEnumerator DelayMovement(float delay){
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yield return new WaitForSeconds(delay);
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paused = false;
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}
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}
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