Synth controls

synth_engine.h

@@ -54,12 +54,25 @@ public:
      */
     void setWaveform(Waveform form);
 
+    /**
+     * @brief Opens or closes the sound gate.
+     * @param isOpen True to produce sound, false for silence.
+     */
+    void setGate(bool isOpen);
+
+    /**
+     * @brief Gets the current frequency of the oscillator.
+     * @return The frequency in Hz.
+     */
+    float getFrequency() const;
+
 private:
     uint32_t _sampleRate;
     uint32_t _phase;      // Phase accumulator for the oscillator.
     uint32_t _increment;  // Phase increment per sample, determines frequency.
     float _volume;
     Waveform _waveform;
+    bool _isGateOpen;
 };
 
 #endif // SYNTH_ENGINE_H