TimeModule.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
 * met:
 *
 * 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,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 * ========================================================================
 * PROJECT: OpenTracker
 * ======================================================================== */
/* ======================================================================= */

#ifndef _TIMEMODULE_H
#define _TIMEMODULE_H

#include "../OpenTracker.h"

#ifndef OT_NO_TIMEMODULE_SUPPORT


namespace ot {

    class OPENTRACKER_API TimeModule : public Module
    {
        // Members
    protected:
        // number of milliseconds to sleep in @e Sleep mode
        int sleep, 
            // flag for displaying of frame rate
            display;
        // start time to calculate the frame rate in @e Framerate mode
        double startTime, 
            // the desired frame rate in frames / millisecond for computational purposes
            rate, 
            // counting frames
            count;

        // Methods
    public:
        TimeModule() : Module(), sleep(0), display(0), rate(0)
        {};
  
        void init( StringTable & attributes,  ConfigNode * localTree);
  
        void start();
    
        int stop();
    
        void close();
    };

        OT_MODULE(TimeModule);
} // namespace ot

        

#endif //OT_NO_TIMEMODULE_SUPPORT

#endif


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