MinMaxFilter.h

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/*
* This file is part of ArmarX.
*
* Copyright (C) 2011-2016, High Performance Humanoid Technologies (H2T), Karlsruhe Institute of Technology (KIT), all rights reserved.
*
* ArmarX is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* ArmarX is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* @package    ArmarX::
* @author     Mirko Waechter ( mirko.waechter at kit dot edu)
* @date       2015
* @copyright  http://www.gnu.org/licenses/gpl.txt
*             GNU General Public License
*/
 
#pragma once
 
#include <ArmarXCore/interface/observers/Filters.h>
#include <ArmarXCore/observers/exceptions/user/InvalidTypeException.h>
 
#include "DatafieldFilter.h"
 
namespace armarx::filters
{
 
 
    /**
     * @class  MaxFilter
     * @ingroup ObserverFilters
     * @brief The MaxFilter class provides a simple filter by calculating the
     * average value of a window for datafields of type float, int and double.
     */
    class MaxFilter : public DatafieldFilter, public MaxFilterBase
    {
    public:
        MaxFilter();
 
        // DatafieldFilterBase interface
    public:
        VariantBasePtr calculate(const Ice::Current& c = Ice::emptyCurrent) const override;
 
        /**
         * @brief This filter supports: Int, Long, Float, Double
         * @return List of VariantTypes
         */
        ParameterTypeList
        getSupportedTypes(const Ice::Current& c = Ice::emptyCurrent) const override;
 
    private:
        template <typename Type>
        static Type
        CalcMax(const TimeVariantBaseMap& map)
        {
            double curMax = std::numeric_limits<double>::min();
            for (auto v : map)
            {
                VariantPtr v2 = VariantPtr::dynamicCast(v.second);
                Type val = v2->get<Type>();
 
                if (val > curMax)
                {
                    curMax = val;
                }
            }
            return curMax;
        }
    };
 
} // namespace armarx::filters