humotion

/*

* This file is part of humotion

*

* Copyright(c) sschulz <AT> techfak.uni-bielefeld.de

* http://opensource.cit-ec.de/projects/humotion

*

* This file may be licensed under the terms of the

* GNU Lesser General Public License Version 3 (the ``LGPL''),

* or (at your option) any later version.

*

* Software distributed under the License is distributed

* on an ``AS IS'' basis, WITHOUT WARRANTY OF ANY KIND, either

* express or implied. See the LGPL for the specific language

* governing rights and limitations.

*

* You should have received a copy of the LGPL along with this

* program. If not, go to http://www.gnu.org/licenses/lgpl.html

* or write to the Free Software Foundation, Inc.,

* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

*

* The development of this software was supported by the

* Excellence Cluster EXC 277 Cognitive Interaction Technology.

* The Excellence Cluster EXC 277 is a grant of the Deutsche

* Forschungsgemeinschaft (DFG) in the context of the German

* Excellence Initiative.

*/

#pragma once

#include "timestamped_float.h"

#include <boost/thread/mutex.hpp>

#include <list>

namespace humotion{

class TimestampedList{

public:

    typedef std::list<TimestampedFloat> timestamped_float_list_t;

    TimestampedList( TimestampedList const &l);

        TimestampedList(unsigned int size=10);

    void insert(double ts, float val);

    float get_interpolated_value(double target_ts);

    float get_newest_value();

        static void run_tests();

    void copy_tsf_list_to(timestamped_float_list_t *target);

    double get_last_timestamp();

private:

    mutable boost::mutex access_mutex;

    float interpolate(TimestampedFloat a, TimestampedFloat b, double timestamp);

    timestamped_float_list_t tsf_list;

};

}