41 lines
1.5 KiB
C#
41 lines
1.5 KiB
C#
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using SciFiShipController;
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using UnityEngine;
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namespace PathCreation.Examples
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{
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// Moves along a path at constant speed.
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// Depending on the end of path instruction, will either loop, reverse, or stop at the end of the path.
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public class PathFollower : MonoBehaviour
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{
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public PathCreator pathCreator;
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public EndOfPathInstruction endOfPathInstruction;
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public float maxSpeed = 5;
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float distanceTravelled;
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public InputOverride InputOverride;
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void Start() {
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if (pathCreator != null)
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{
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// Subscribed to the pathUpdated event so that we're notified if the path changes during the game
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pathCreator.pathUpdated += OnPathChanged;
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}
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}
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void Update()
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{
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if (pathCreator != null)
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{
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distanceTravelled += maxSpeed * InputOverride.SpeedInput * Time.deltaTime;
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transform.position = pathCreator.path.GetPointAtDistance(distanceTravelled, endOfPathInstruction);
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transform.rotation = pathCreator.path.GetRotationAtDistance(distanceTravelled, endOfPathInstruction);
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}
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}
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// If the path changes during the game, update the distance travelled so that the follower's position on the new path
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// is as close as possible to its position on the old path
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void OnPathChanged() {
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distanceTravelled = pathCreator.path.GetClosestDistanceAlongPath(transform.position);
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}
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}
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}
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