52 lines
1.0 KiB
C#
52 lines
1.0 KiB
C#
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using UnityEngine;
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using System.Collections;
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public class Motor : MonoBehaviour {
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public GameObject rotor;
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public float maxRpm = 3000;
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public float speed;
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public float minPitch = 0.8f;
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public float maxPitch = 1.2f;
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public AudioSource soundSource;
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private float[] speedHistory;
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int historyId = 0;
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void Start(){
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speedHistory = new float[15];
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for (int i = 0; i < speedHistory.Length; ++i) {
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speedHistory[i] = 0;
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}
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}
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void Update(){
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if (soundSource != null) {
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speedHistory[historyId] = speed;
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historyId = (historyId + 1) % speedHistory.Length;
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float smoothSpeed = 0;
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for (int i = 0; i < speedHistory.Length; ++i) {
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smoothSpeed += speedHistory[i];
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}
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smoothSpeed = smoothSpeed / (float)speedHistory.Length;
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float pitch = (smoothSpeed / maxRpm) * (maxPitch - minPitch) + minPitch;
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soundSource.pitch = pitch;
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if(soundSource.isPlaying && speed < 5){
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soundSource.Stop();
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}
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if(!soundSource.isPlaying && speed >=5){
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soundSource.Play();
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}
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}
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}
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}
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