Added code

Source/PulseVoice.h

@@ -0,0 +1,28 @@
+/*
+  ==============================================================================
+
+    PulseVoice.h
+    Created: 11 Nov 2019 9:36:51pm
+    Author:  除村 武志
+
+  ==============================================================================
+*/
+
+#pragma once
+#include "TonalVoice.h"
+
+struct PulseVoice : public TonalVoice
+{
+
+    PulseVoice (SettingRefs* sRefs);
+
+    PulseDuty currentDuty = kPulseDuty500; // May be changed by Duty Sequence
+
+    // Custom Duty Sequence states
+    int currentDutySequenceFrame = 0;
+
+    void startNote (int midiNoteNumber, float velocity,
+                    SynthesiserSound*, int currentPitchWheelPosition) override;
+    float voltageForAngle (double angle) override;
+    void advanceControlFrame() override;
+};