DESPFilterNode.h

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/* ========================================================================
 * Copyright (c) 2006,
 * Institute for Computer Graphics and Vision
 * Graz University of Technology
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
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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 the Graz University of Technology 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 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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 * ========================================================================
 * PROJECT: OpenTracker
 * ======================================================================== */
/* ======================================================================= */

#ifndef _DESPFILTERNODE_H
#define _DESPFILTERNODE_H

#include "../OpenTracker.h"
#include "DESP.h"

#ifndef OT_NO_DESPFILTER_SUPPORT


namespace ot {

    class OPENTRACKER_API DESPFilterNode : public Node   
    {

    private:
        PoseDESP poseDesp;
    protected:
        bool init;
        float filterPos;     
        float filterOri;     

            // internal variables
        Event currentEvent;  
        Event targetEvent;   
        Event lastEvent;     

        int frameCtr;        

    public:
        DESPFilterNode( float filterPos_ = 0.0, float filterOri_ = 0.0 );

        virtual int isEventGenerator()
        {
            return 1;
        }

        virtual void onEventGenerated( Event& event, Node & generator);                                
    };

} // namespace ot


#endif //OT_NO_DESPFILTER_SUPPORT

#endif //_DESPFILTERNODE_H

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