new_tools.h

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/*
 * Copyright (c) 2013-2017:  G-CSC, Goethe University Frankfurt
 * Author: Sebastian Reiter
 * 
 * This file is part of UG4.
 * 
 * UG4 is free software: you can redistribute it and/or modify it under the
 * terms of the GNU Lesser General Public License version 3 (as published by the
 * Free Software Foundation) with the following additional attribution
 * requirements (according to LGPL/GPL v3 §7):
 * 
 * (1) The following notice must be displayed in the Appropriate Legal Notices
 * of covered and combined works: "Based on UG4 (www.ug4.org/license)".
 * 
 * (2) The following notice must be displayed at a prominent place in the
 * terminal output of covered works: "Based on UG4 (www.ug4.org/license)".
 * 
 * (3) The following bibliography is recommended for citation and must be
 * preserved in all covered files:
 * "Reiter, S., Vogel, A., Heppner, I., Rupp, M., and Wittum, G. A massively
 *   parallel geometric multigrid solver on hierarchically distributed grids.
 *   Computing and visualization in science 16, 4 (2013), 151-164"
 * "Vogel, A., Reiter, S., Rupp, M., Nägel, A., and Wittum, G. UG4 -- a novel
 *   flexible software system for simulating pde based models on high performance
 *   computers. Computing and visualization in science 16, 4 (2013), 165-179"
 * 
 * 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 Lesser General Public License for more details.
 */
 
#ifndef __H__UG_PROMESH__new_tools__
#define __H__UG_PROMESH__new_tools__
 
#include "../mesh.h"
#include "lib_grid/algorithms/geom_obj_util/misc_util.h"
#include "lib_grid/algorithms/selection_util.h"
 
namespace ug{
namespace promesh{
 
class Box{
  public:
    void set_min(const vector3& val)  {min = val;}
    void set_max(const vector3& val)  {max = val;}
    const vector3& get_min() const    {return min;}
    const vector3& get_max() const    {return max;}
 
    void global_to_local (const vector3& glob, vector3& locOut)
    {
      for(size_t i = 0; i < 3; ++i){
        number d = max[i] - min[i];
        if(d != 0)
          locOut[i] = (glob[i] - min[i]) / d;
        else
          locOut[i] = 0;
      }
    }
    void global_to_local (const vector3& glob, vector3& locOut) {…}
 
    void local_to_global (const vector3& loc, vector3& globOut)
    {
      for(size_t i = 0; i < 3; ++i){
        number d = max[i] - min[i];
        globOut[i] = loc[i] * d + min[i];
      }
    }
    void local_to_global (const vector3& loc, vector3& globOut) {…}
 
    vector3 min;
    vector3 max;
};
class Box {…};
 
 
//  INFO
inline SmartPtr<Box> GetBoundingBox(Mesh* obj)
{
  SmartPtr<Box> box = make_sp(new Box);
  CalculateBoundingBox(box->min, box->max, obj->grid().vertices_begin(),
             obj->grid().vertices_end(), obj->position_accessor());
  return box;
}
inline SmartPtr<Box> GetBoundingBox(Mesh* obj) {…}
 
 
}}// end of namespace
 
#endif