/**********************************************/
/*  Lip Filter Object by Perry R. Cook, 1995-96*/    
/*  The lip of the brass player has dynamics  */
/*  which are controlled by the mass, spring  */
/*  constant, and damping of the lip.  This   */
/*  filter simulates that behavior and the    */
/*  transmission/reflection properties as     */
/*  well.  See Cook TBone and HosePlayer      */
/*  instruments and articles.                 */
/**********************************************/

#include "Object.h"
#include "BiQuad.h"

class LipFilt : public Object
{
  protected:
    BiQuad *filter;
    MY_FLOAT lastOutput;
  public:
    LipFilt();
    ~LipFilt();
    void clear();
    void setFreq(MY_FLOAT frequency);
    MY_FLOAT tick(MY_FLOAT mouthSample,MY_FLOAT boreSample);
    MY_FLOAT lastOut();
};