filter.h

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/*

Copyright (c) 2003, Cornell University
All rights reserved.

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   - Redistributions of source code must retain the above copyright notice,
       this list of conditions and the following disclaimer.
   - Redistributions in binary form must reproduce the above copyright
       notice, this list of conditions and the following disclaimer in the
       documentation and/or other materials provided with the distribution.
   - Neither the name of Cornell University nor the names of its
       contributors may be used to endorse or promote products derived from
       this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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*/

#ifndef _FILTER_H
#define _FILTER_H

#include "consumer.h"
#include "producer.h"

namespace CLUS
{

class Filter: public DataProducer, public DataConsumer
{

public:
    Filter(): DataProducer(),DataConsumer()
    {}
    
    Filter(Vector<double>* Input, Subscript OutDim):
            DataProducer(OutDim),DataConsumer(Input)
    {}
    
    virtual bool Tick(void)
    {

        //cout << "Filter Tick\n";

        // copy the input to the output
        int N=input->size()<output.size() ? input->size() : output.size();
        for(int i=0; i<N; i++)
            output[i]=(*input)[i];
        return true;
    }
};

}

#endif

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