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

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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 TempoCheck : MonoBehaviour {
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Daiki OYAKAWA <e135764@ie.u-ryukyu.ac.jp>
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5 public int maxAverageValue = 8;
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Daiki OYAKAWA <e135764@ie.u-ryukyu.ac.jp>
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6 public float defaultBPM = 120f;
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7
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Daiki OYAKAWA <e135764@ie.u-ryukyu.ac.jp>
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8 float time_old = 0;
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Daiki OYAKAWA <e135764@ie.u-ryukyu.ac.jp>
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9 float[] tempo_ary;
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10 int ary_num = 0;
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11 float tempo_average = 120f;
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12 // Use this for initialization
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Daiki OYAKAWA <e135764@ie.u-ryukyu.ac.jp>
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13 void Start () {
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14 tempo_average = defaultBPM;
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Daiki OYAKAWA <e135764@ie.u-ryukyu.ac.jp>
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15 tempo_ary = tempo_ary = new float[maxAverageValue];
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16 for (int i = 0; i < tempo_ary.Length; i++) {
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17 tempo_ary [i] = defaultBPM;
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18 }
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19 }
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20
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21 // Update is called once per frame
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22 void Update () {
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23 }
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24
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25 public void Beat(){
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26 float time_now = Time.time;
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27 float time_delta = time_now - time_old;
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28 float tempo_now = 60f / time_delta;
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29 if (tempo_now > 80 && tempo_now < 200) {
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30 tempo_ary [ary_num] = tempo_now;
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Daiki OYAKAWA <e135764@ie.u-ryukyu.ac.jp>
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31 ary_num++;
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32 if (ary_num >= tempo_ary.Length) {
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33 ary_num = 0;
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34 }
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35 }
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36 if (tempo_now < 250) {
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37 time_old = Time.time;
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38 }
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39
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40 // calc average
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41 float tempo_total = 0;
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42 for (int i = 0; i < tempo_ary.Length; i++) {
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43 tempo_total += tempo_ary [i];
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44 }
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45 tempo_average = tempo_total / tempo_ary.Length;
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46 }
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47
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48 public float GetTempoAverage(){
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49 return tempo_average;
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50 }
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51 }