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gapeaccumulator.h

//gapeaccumulator.h
//Dave Chisholm dkc@ccrma.stanford.edu 11/21/00
//Code in this file was contributed by Randal Leistikow randal@ccrma.stanford.edu

#ifndef _GAPE_ACCUMULATOR_H
#define _GAPE_ACCUMULATOR_H

#include "gapeunit.h"
#include <qthread.h>

class GapeAccumulator : public GapeUnit
{
  Q_OBJECT

    public:

   GapeAccumulator(int numSamples);

   virtual ~GapeAccumulator();

   public slots:

     virtual void receiveTick( const GapeFloat* values, int numValues );

        virtual void resizeAccumulator( int newSize );

   protected:
        int spaceRemaining() {
             return d_numSamples - d_writeIndex;
        }

        void adjustBuffers(int newSize);

    int        d_numSamples;
    int        d_writeIndex;
    GapeFloat*  d_samples;
    QMutex d_mutex;
    bool resizeNeeded;
    int resizeSize;
    int tickCounter;
};



#endif // _GAPE_ACCUMULATOR

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