ExportMethodT.hpp

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// This file is part of GranOO, a workbench for DEM simulation.
//
// Author(s)    : - Damien Andre       IRCER/UNILIM, Limoges France
//                  <damien.andre@unilim.fr>
//                - Jean-luc Charles   Arts et Metiers ParisTech, CNRS, I2M, Bordeaux France
//                  <jean-luc.charles@ensam.eu>
//                - Jeremie Girardot   Arts et Metiers ParisTech, CNRS, I2M, Bordeaux France
//                  <jeremie.girardot@ensam.eu>
//                - Cedric Hubert      LAMIH/UPHF, Valenciennes France
//                  <cedric.hubert@uphf.fr>
//                - Ivan Iordanoff     Arts et Metiers ParisTech, CNRS, I2M, Bordeaux France
//                  <ivan.iordanoff@ensam.eu>
//
// Copyright (C) 2008-2019 D. Andre, JL. Charles, J. Girardot, C. Hubert, I. Iordanoff
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program 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 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/>.
 
 
#ifndef _libCore_ExportMethodT_hpp_
#define _libCore_ExportMethodT_hpp_
 
#include <limits>
 
#include "GranOO3/Core/ExportMethod.hpp"
#include "GranOO3/Core/SetOf.hpp"
#include "GranOO3/Core/Null.hpp"
 
namespace GranOO3
{
  namespace Core
  {
 
    template<class T>
    class ExportMethodT : public ExportMethod
    {
    public:
      ExportMethodT(const std::string& key,
                    const std::string& unit,
                    const std::function<double ()>& function,
                    T*& item);
      ~ExportMethodT();
 
      void update_min_max();
      void update_min();
      void update_max();
      void scan_and_apply_color();
      void scan_and_apply_line_width();
 
    private:
      T*& item_;
      Core::SetOf<T>* _set;
    };
 
    template<class T>
    ExportMethodT<T>::ExportMethodT(const std::string& key,
                                    const std::string& unit,
                                    const std::function<double ()>& function,
                                    T*& item)
      : ExportMethod(key, unit, function),
      item_(item),
      _set(&Core::SetOf<T>::get_global_set()) {
    }
 
    template<class T>
    ExportMethodT<T>::~ExportMethodT() {
    }
 
    template<class T>
    void
    ExportMethodT<T>::update_min_max() {
      min_ = std::numeric_limits<double>::max();
      max_ = std::numeric_limits<double>::min();
      for (unsigned int i = 0; i<_set->size(); ++i) {
        item_ = _set->get_item_by_rank(i);
        const double value = function_();
        min_ = value < min_ ? value : min_;
        max_ = value > max_ ? value : max_;
      }
    }
 
    template<class T>
    void
    ExportMethodT<T>::update_min() {
      min_ = std::numeric_limits<double>::max();
      for (unsigned int i = 0; i<_set->size(); ++i) {
        item_ = _set->get_item_by_rank(i);
        const double value = function_();
        min_ = value < min_ ? value : min_;
      }
    }
 
    template<class T>
    void
    ExportMethodT<T>::update_max() {
      max_ = std::numeric_limits<double>::min();
      for (unsigned int i = 0; i<_set->size(); ++i) {
        item_ = _set->get_item_by_rank(i);
        const double value = function_();
        max_ = value > max_ ? value : max_;
      }
    }
 
    template<class T>
    void
    ExportMethodT<T>::scan_and_apply_color() {
      for (unsigned int i = 0; i<_set->size(); ++i) {
        item_ = _set->get_item_by_rank(i);
        Core::Color color;
        apply_color(function_(), color);
    item_->set_color(color);
      }
    }
 
    template<class T>
    void
    ExportMethodT<T>::scan_and_apply_line_width() {
      for (unsigned int i = 0; i<_set->size(); ++i) {
        item_ = _set->get_item_by_rank(i);
        float& lineWidth = item_->get_line_width();
        apply_line_width(function_(), lineWidth);
      }
    }
 
    template<>
    class ExportMethodT<Core::Null> : public ExportMethod
    {
    public:
      ExportMethodT() : ExportMethod("null", "", std::function<double ()>()) {
      }
 
      ~ExportMethodT() {
      }
 
      void update_min_max() {
      }
 
      void update_min() {
      }
 
      void update_max() {
      }
 
      void scan_and_apply_color() {
      }
 
      void scan_and_apply_line_width() {
      }
 
    };
 
  }
}
 
#endif