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OctreeParticleSystemEngine.h

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//
// C++ Interface: OctreeParticleSystemEngine
//
// Description: 
//
//
// Author: Matthieu Nesme <>, (C) 2004
//
// Copyright: See COPYING file that comes with this distribution
//
//
#ifndef ANIMAL_OCTREEOCTREEPARTICLESYSTEMENGINE_H
#define ANIMAL_OCTREEOCTREEPARTICLESYSTEMENGINE_H


#include "Octree.h"
#include <examples/X3DTK/particles/ParticleSystemEngine.h>
#include <examples/X3DTK/particles/SpringForceField.cpp>


#include <hash_map.h>

namespace animal {

namespace octree {

template<typename t_Vector, typename t_Real, typename t_Masses>
class OctreeParticleSystemEngine
: public Octree
, public ParticleSystemEngine<t_Vector,t_Real,t_Masses>
{
public:
    
    OctreeParticleSystemEngine(Vec3d bboxMin, Vec3d bboxMax, MFVec3f *points, MFVec3f normals, unsigned int nMaxPointsPerCell);

    ~OctreeParticleSystemEngine();
    
    virtual void move(double dt);
    void draw();
    
    //void simplify( Cell *cell );
    //void subdivideDeformed( Cell *cell );
    //void subdivideRecDeformed( Cell *cell );
    
    //void addSprings( Cell *cell );
    
    typedef hash_map<int, int> VerticesMap;
    VerticesMap _verticesMap;
    int preUpdateVerticesPositions(Cell * tmpCell, int *indice=new int());
    int preUpdateVerticesPositions2(Cell * );
    int postUpdateVerticesPositions();
    
    
    typedef t_Real Real;
    typedef t_Masses VecReal;
    typedef t_Vector Vector;
    typedef typename t_Vector::value_type Vec;
    typedef t_Masses Masses;
    
    typedef animal::SpringForceField<Vector,VecReal,animal::vector<int> > SpringForceField;
    
    
    
    int allLevelsPreUpdateVerticesPositions(Cell * tmpCell, int *indice=new int());
            
            
            
    Vector _particlesPositions;
    Vector _particlesVelocities;
    Masses _particlesInvMasses;

    typedef typename SpringForceField::VecEdges VecEdges;
    
    VecEdges _springs;
    SpringForceField _springfield;
    VecReal _stiffnesses;
    VecReal _restLengths;
    
    animal::vector<VecEdges> _allLevelsSprings;
    animal::vector<VecReal> _allLevelsStiffnesses;
    animal::vector<VecReal> _allLevelsRestLengths;
};



};

};


#endif

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