shells/subdiv/Mesh.h

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// -*- C++ -*-
//
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
//                                   Fehmi Cirak   
//                       California Institute of Technology
//                          (C) 2003 All Rights Reserved
//
// <LicenseText>
//
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
#ifndef __Mesh_h__
#define __Mesh_h__

#include <vector>
#include <map>
#include <set>
#include <iostream>
#include <iomanip>
#include <utility>

#include "definitions.h"
#include "CompTraits.h"



namespace subdiv {
    
    template <typename V> class AveragingBasic;

    template <typename T, typename  V, typename E, typename TT> 
    class Mesh  {
    public:
        Mesh(){}
        ~Mesh(){}
        
        // typedefs
        typedef std::set<E*, typename Comptrait<E>::comp_t, std::allocator<E*> >  EdgeSet;
        typedef std::map<T*, TT* > TriangleTTreeMap;
        
        // iterators
        typedef typename std::vector<V* >::iterator   VertexIterator;
        typedef typename std::vector<T* >::iterator   TriangleIterator;
        
        VertexIterator vBegin(){return _m_vc.begin();}
        VertexIterator vEnd(){return _m_vc.end();}
        TriangleIterator tBegin(){return _m_tc.begin();}
        TriangleIterator tEnd(){return _m_tc.end();}
        
        // interface
        void addVertex(V* v) {_m_vc.push_back(v);}
        void addTriangle(T* t) {_m_tc.push_back(t);}
        
        void buildTriangleTopology();
        void subdivide(Averaging<V> *avrg);
        
        // io
        template <typename T2, typename V2, typename E2, typename TT2>
        friend void operator>>(std::istream&, Mesh<T2, V2, E2, TT2>& );
        template <typename T2, typename V2, typename E2, typename TT2>
        friend void operator<<(std::ostream&, Mesh<T2, V2, E2, TT2>& );
                
    private:
        std::vector<V* >           _m_vc;         // vertices
        std::vector<T* >           _m_tc;         // triangles  
        TriangleTTreeMap           _m_tt;         // triangle - ttree map
        
        // private methods
        void addOrMatch(EdgeSet*& , V*, V* , T *);
    };
    
#include "Mesh.cc"
}

#endif /*__Mesh_h__*/

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