beep_sound.cpp

00001 #include "beep_sound.h"
00002 #include "math.h"
00003 #include <queue>
00004 
00005 
00006 beep_sound::beep_sound(PinName pwm)
00007 {
00008     frequency = 0;
00009     playing = false;
00010     teishi = false;
00011     m_pwm = new PwmOut(pwm);
00012     m_pwm->write(0.0f);
00013 }
00014 
00015 beep_sound::~beep_sound()
00016 {
00017     delete m_pwm;
00018 }
00019 
00020 void beep_sound::stop(){
00021     m_pwm->write(0.0f);
00022     // キューが空でなければ次の音へ 
00023     if(otoQue.empty() == true){
00024         playing = false;
00025     }else if(otoQue.front().time_s != -1){
00026         playing = true;
00027         beep_sound::playContinue();
00028     }else if(otoQue.front().time_s == -1){
00029         otoQue.pop();
00030         playing = false;
00031     }else{
00032         playing = false;
00033     }
00034 }
00035 
00036 // 音の再生
00037 void beep_sound::NoteOn(int octave, int note)
00038 {
00039     playing = true;
00040     frequency = frequencyTable[note] << octave;
00041     m_pwm->period(1.0f/(float)frequency);
00042     m_pwm->write(0.5f);
00043 }
00044 
00045 // 1音ずつ音符情報をキューに追加
00046 void beep_sound::setGakuhu(int argOc, int argNo, float argTi)
00047 {
00048     bufG.octave = argOc;
00049     bufG.note = argNo;
00050     bufG.time_s = argTi;
00051     otoQue.push(bufG);
00052 }
00053 
00054 // 休符をキューに追加
00055 void beep_sound::setKyuhu(float argTi)
00056 {
00057     bufG.octave = 10;
00058     bufG.note = 0;
00059     bufG.time_s = argTi;
00060     otoQue.push(bufG);
00061 }
00062 
00063 // 楽譜キューを再生、音停止の割り込み予約
00064 // Timeoutの日本語リファレンスには書いていないが、
00065 // thisを引数にしないとコンパイルエラーになるので注意
00066 void beep_sound::playGakuhu()
00067 {
00068     if(playing == true){
00069         while(otoQue.front().time_s != -1) {otoQue.pop();}
00070         otoQue.pop(); //最後のフラグを削除
00071             // 最後のフラグを挿入
00072             bufG.time_s = -1;
00073             otoQue.push(bufG);
00074         beep_sound::stop();
00075     }else{
00076             // 最後のフラグを挿入
00077             bufG.time_s = -1;
00078             otoQue.push(bufG);
00079         playing = true;
00080         beep_sound::NoteOn(otoQue.front().octave, otoQue.front().note);
00081         interruptStop.attach(this, &beep_sound::stop, otoQue.front().time_s);
00082         otoQue.pop();
00083     }
00084 }
00085 void beep_sound::playContinue()
00086 {
00087     beep_sound::NoteOn(otoQue.front().octave, otoQue.front().note);
00088     interruptStop.attach(this, &beep_sound::stop, otoQue.front().time_s);
00089     otoQue.pop();
00090 }
00091 
00092 void beep_sound::SetFrequency(int octave, int note, bool on_off)
00093 {
00094     static int preFrequency = 0;
00095     if(on_off == true){
00096         int frequency = frequencyTable[note] << octave;
00097         if(frequency != preFrequency){
00098             m_pwm->period(1.0f/(float)frequency);
00099             m_pwm->write(0.5f);
00100         }
00101         preFrequency = frequency;
00102     }else{
00103         m_pwm->write(0.0f);
00104         preFrequency = 0;
00105     }
00106 }
00107 void beep_sound::onpu(int octave, int note, float time_s)
00108 {
00109     playing = true;
00110     beep_sound::NoteOn(octave, note);
00111     interruptStop.attach(this, &beep_sound::stop, time_s);
00112 }
00113 void beep_sound::onpu_stop(int octave, int note, float time_s)
00114 {
00115     playing = true;
00116     beep_sound::NoteOn(octave, note);
00117     wait(time_s);
00118     m_pwm->write(0.0f);
00119 }
00120 void beep_sound::sinwave(float center,int speed,int width)
00121 {
00122     for(float i=0.0f;i<6.28f;i+=0.01*speed)
00123     {
00124     m_pwm->period(1.0f/(center+width*(float)sin(i)));
00125     m_pwm->write(0.5f);
00126     wait_ms(2);
00127     }
00128 }
00129 void beep_sound::setwave(float frequency,float duty,float wait)
00130 {
00131     m_pwm->period(1.0f/(frequency));
00132     m_pwm->write(duty);
00133     wait_ms(wait);
00134 }
00135 
00136 
00137 //以下サンプル音集
00138 //引数の回数だけ鳴らす
00139 void beep_sound::boot()
00140 {
00141     beep_sound::setGakuhu(4,8,0.03);
00142     beep_sound::setGakuhu(0,8,0.03);
00143     beep_sound::setGakuhu(1,8,0.03);
00144     beep_sound::setKyuhu(0.14);
00145     beep_sound::setGakuhu(2,8,0.08);
00146     beep_sound::setGakuhu(3,1,0.16);
00147     beep_sound::playGakuhu();
00148 }
00149 
00150 void beep_sound::beep_right(int nTimes)
00151 {
00152     for(int i=0; i<nTimes; i++){
00153         beep_sound::setGakuhu(3,11,0.1);
00154         beep_sound::setGakuhu(3,7,0.35);
00155         beep_sound::setKyuhu(0.1);
00156     }
00157     beep_sound::playGakuhu();
00158 }
00159 void beep_sound::beep_wrong(int nTimes)
00160 {
00161     for (int i = 0; i < nTimes; i++) {
00162         beep_sound::setGakuhu(0, 12, 0.1);
00163         beep_sound::setKyuhu(0.1);
00164         beep_sound::setGakuhu(0, 12, 0.35);
00165         beep_sound::setKyuhu(0.1);
00166     }
00167     beep_sound::playGakuhu();
00168 }
00169 void beep_sound::beep_readyGo(int nTimes)
00170 {
00171     //for (int i = 0; i < nTimes; i++) {
00172         beep_sound::onpu_stop(1,0,0.5);
00173         wait(0.5);
00174         beep_sound::onpu_stop(1,0,0.5);
00175         wait(0.5);
00176         beep_sound::onpu_stop(1,0,0.5);
00177         wait(0.5);
00178         beep_sound::onpu(2,0,1);
00179     //}
00180 }
00181 void beep_sound::beep_notif1(int nTimes){
00182     for (int i = 0; i < nTimes; i++) {
00183         beep_sound::setGakuhu(3,5,0.1);
00184         beep_sound::setGakuhu(3,10,0.1);
00185         beep_sound::setGakuhu(4,2,0.1);
00186     }
00187     beep_sound::playGakuhu();
00188 }
00189 void beep_sound::beep_notif2(int nTimes){
00190     for (int i = 0; i < nTimes; i++) {
00191         beep_sound::setGakuhu(1,2,0.1);
00192         beep_sound::setGakuhu(1,9,0.1);
00193         beep_sound::setGakuhu(2,2,0.2);
00194     }
00195     beep_sound::playGakuhu();
00196 }