collision_triangles_node.h

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/*
 * Copyright (c) 2010-2015:  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__NODE_TREE__COLLSISION_TRIANGLES_NODE__
#define __H__UG__NODE_TREE__COLLSISION_TRIANGLES_NODE__
 
#include <vector>
#include "node.h"
#include "collision_element_info.h"
 
namespace ug{
namespace node_tree
{
class CollisionTrianglesNode;
 
typedef SmartPtr<CollisionTrianglesNode> SPCollisionTrianglesNode;
 
//  CollisionTrianglesNode
 
class CollisionTrianglesNode : public Node
{
  public:
    static SPCollisionTrianglesNode create();
 
    virtual ~CollisionTrianglesNode();
 
    virtual void add_triangle(int ind1, int ind2, int ind3);
    virtual void add_triangle(int ind1, int ind2, int ind3,
                  CollisionElementID triID);
    
    virtual void add_triangles(int* pIndices, size_t numTris);
    
    virtual void add_triangles(int* pIndices,
                   CollisionElementID* pTriIDs,
                   size_t numTris);
    
    virtual size_t num_triangles() const;
    
    virtual void get_triangle(size_t index, int& ind1Out,
                  int& ind2Out, int& ind3Out) const;
 
    virtual const int* get_triangles() const;
 
    virtual void set_triangle_id(size_t triInd,
                   CollisionElementID triID);
    
    virtual CollisionElementID get_triangle_id(size_t triInd);
 
  protected:
    CollisionTrianglesNode();
 
  protected:
    typedef std::vector<int>        IndexVec;
    typedef std::vector<CollisionElementID> IDVec;
 
    IndexVec  m_vTris;
    IDVec   m_vTriIDs;
    
    bool m_bTriangleIDsSupplied;
};
 
}// end of namespace node_tree
}// end of namespace ug
 
#endif