annotate Orchestland/Assets/Scripts/MusicPlayer.cs @ 1:f7675884f2a1

Add Orchestland project
author Daiki OYAKAWA <e135764@ie.u-ryukyu.ac.jp>
date Fri, 17 Jul 2015 23:09:20 +0900
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Daiki OYAKAWA <e135764@ie.u-ryukyu.ac.jp>
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1 using UnityEngine;
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2 using System.Collections;
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3
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4 public class MusicPlayer : MonoBehaviour {
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5 public float bpm_default = 120f;
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6 public int beat_change = 4;
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7 public int beat_unit = 5;
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8 public TempoCheck tempo_check;
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9
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10 AudioSource source;
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11 TimeStretch timeStretch;
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12 float bpm_now;
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13 int beat_count = -99;
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14 int beat = 0;
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15 float beat_f = 0f;
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16 // Use this for initialization
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17 void Start () {
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18 source = GetComponent<AudioSource> ();
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19 timeStretch = GetComponent<TimeStretch> ();
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20 bpm_now = bpm_default;
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21 }
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22
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23 // Update is called once per frame
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24 void Update () {
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25 float time = source.time;
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26 beat_f = time / (60f / bpm_default);
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27 beat = Mathf.FloorToInt (beat_f);
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28 if (beat_count != beat/beat_change) {
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29 bpm_now = Mathf.Floor (tempo_check.GetTempoAverage ()/beat_unit)*beat_unit;
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30 if (bpm_now > 80 && bpm_now < 200) {
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31 timeStretch.speed = bpm_now / bpm_default;
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32 }
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33
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34 beat_count = beat/beat_change;
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35 }
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36 }
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37
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38 public float GetBPM(){
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39 return bpm_now;
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40 }
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41
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42 public int GetBeat(){
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43 return beat;
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44 }
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45 public float GetBeatFloat(){
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46 return beat_f;
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47 }
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48 }