1 files changed, 40 insertions, 0 deletions
diff --git a/stkdrone~/drone.h b/stkdrone~/drone.h
new file mode 100644
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+/******************************************/  
+/*  Karplus-Strong drone string model   */
+/*  by Perry Cook, 1995-96                */
+/*                                        */
+/*  There exist at least two patents,     */
+/*  assigned to Stanford, bearing the     */
+/*  names of Karplus and/or Strong.       */
+/******************************************/
+
+#if !defined(__drone_h)
+#define __drone_h
+
+#include "Instrmnt.h" 
+#include "DLineA.h"
+#include "OneZero.h"
+#include "ADSR.h" 
+#include "Noise.h" 
+
+class drone : public Instrmnt
+{
+protected:  
+  DLineA *delayLine;
+  ADSR *envelope;
+  Noise *noise;
+  OneZero *loopFilt;
+  long length;
+  MY_FLOAT loopGain;
+public:
+  drone(MY_FLOAT lowestFreq);
+  ~drone();
+  void clear();
+  virtual void setFreq(MY_FLOAT frequency);
+  void pluck(MY_FLOAT amplitude);
+  virtual void noteOn(MY_FLOAT freq, MY_FLOAT amp);
+  virtual void noteOff(MY_FLOAT amp);
+  virtual MY_FLOAT tick();
+};
+
+#endif
+