fix: retriggering phase problem

inc/Synth.h

@@ -9,22 +9,25 @@
 
 class Synth {
   private:
+    bool is_note_triggered;
     std::vector<Oscillator*> m_oscillators;
     Adder m_adder;
     std::vector<Effect*> m_effects;
     // OscillatorUI* ui_oscillators;
     // Note m_current_note;
     std::vector<float> m_out_signal;
-    void get_note(int semitone, float beats);
+    void get_note();
     void apply_effects();
 
   public:
     Synth(/* args */);
     ~Synth();
-    void ProduceNoteSound(Note input);
-    void StopNoteSound();
+    void TriggerNote(Note input);
+    void ProduceSound();
+    void StopSound();
     void AddOscillator();
     void AddEffect(Effect* fx);
     const std::vector<float>& GetOutSignal() { return m_out_signal; }
     const std::vector<Oscillator*>& GetOscillators() { return m_oscillators; }
+    const bool& GetIsNoteTriggered() { return is_note_triggered; }
 };