vcglib/vcg/complex/base.h

/****************************************************************************
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* Visual and Computer Graphics Library                            o     o   *
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* Copyright(C) 2004-2016                                           \/)\/    *
* Visual Computing Lab                                            /\/|      *
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#ifndef __VCG_MESH
#error "This file should not be included alone. It is automatically included by complex.h"
#endif
#ifndef __VCG_COMPLEX_BASE
#define __VCG_COMPLEX_BASE

namespace vcg {

class PointerToAttribute
{
public:
    SimpleTempDataBase * _handle;		// pointer to the SimpleTempData that stores the attribute
    std::string _name;					// name of the attribute
    int _sizeof;						// size of the attribute type (used only with VMI loading)
    int _padding;						// padding 	(used only with VMI loading)

    int n_attr;							// unique ID of the attribute
    std::type_index _type;
    void Resize(size_t sz){((SimpleTempDataBase *)_handle)->Resize(sz);}
    void Reorder(std::vector<size_t> & newVertIndex){((SimpleTempDataBase *)_handle)->Reorder(newVertIndex);}
    bool operator<(const  PointerToAttribute    b) const {	return(_name.empty()&&b._name.empty())?(_handle < b._handle):( _name < b._name);}

    PointerToAttribute(): _type(typeid(void)) { };
};


namespace tri {
/** \addtogroup trimesh */
/*@{*/


 /* MeshTypeHolder is a class which is used to define the types in the mesh
*/

        template <class TYPESPOOL>
        struct BaseMeshTypeHolder{

                typedef bool ScalarType;
                typedef std::vector< typename TYPESPOOL::VertexType  >	CONTV;
                typedef std::vector< typename TYPESPOOL::EdgeType  >		CONTE;
                typedef std::vector< typename TYPESPOOL::FaceType >		CONTF;
                typedef std::vector< typename TYPESPOOL::HEdgeType  >		CONTH;

                typedef CONTV									VertContainer;
                typedef _Vertex 								VertexType;
                typedef typename TYPESPOOL::VertexPointer		VertexPointer;
                typedef const typename TYPESPOOL::VertexPointer ConstVertexPointer;
                typedef bool									CoordType;
                typedef typename CONTV::iterator				VertexIterator;
                typedef typename CONTV::const_iterator	ConstVertexIterator;

                typedef CONTE										EdgeContainer;
                typedef typename CONTE::value_type					EdgeType;
                typedef typename  TYPESPOOL::EdgePointer	EdgePointer;
                typedef typename CONTE::iterator				EdgeIterator;
                typedef typename CONTE::const_iterator	ConstEdgeIterator;

                typedef CONTF														FaceContainer;
                typedef typename CONTF::value_type					FaceType;
                typedef typename CONTF::const_iterator				ConstFaceIterator;
                typedef typename CONTF::iterator					FaceIterator;
                typedef typename TYPESPOOL::FacePointer	FacePointer;
                typedef const typename TYPESPOOL::FacePointer		ConstFacePointer;

                typedef CONTH														HEdgeContainer;
                typedef typename CONTH::value_type			HEdgeType;
                typedef typename TYPESPOOL::HEdgePointer					HEdgePointer;
                typedef typename CONTH::iterator				HEdgeIterator;
                typedef typename CONTH::const_iterator	ConstHEdgeIterator;


        };



        template <class T, typename CONT, class TRAIT >
                        struct MeshTypeHolder: public T {};

        template <class T, typename CONT>
                        struct MeshTypeHolder<T, CONT, AllTypes::AVertexType>: public T {
                                typedef CONT VertContainer;
                                typedef typename VertContainer::value_type VertexType;
                                typedef VertexType * VertexPointer;
                                typedef const VertexType * ConstVertexPointer;
                                typedef typename VertexType::ScalarType ScalarType;
                                typedef typename VertexType::CoordType CoordType;
                                typedef typename VertContainer::iterator VertexIterator;
                                typedef typename VertContainer::const_iterator ConstVertexIterator;
        };


    template <typename T, class CONT>
                    struct MeshTypeHolder< T, CONT, AllTypes::AEdgeType>: public T{
                                typedef CONT EdgeContainer;
                                typedef typename EdgeContainer::value_type EdgeType;
                                typedef typename EdgeContainer::value_type *  EdgePointer;
                                typedef typename EdgeContainer::iterator EdgeIterator;
                                typedef typename EdgeContainer::const_iterator ConstEdgeIterator;
};

    template <typename T, class CONT>
                    struct MeshTypeHolder< T, CONT,  AllTypes::AFaceType>:public T {
                                typedef CONT FaceContainer;
                                typedef typename FaceContainer::value_type FaceType;
                                typedef typename FaceContainer::const_iterator ConstFaceIterator;
                                typedef typename FaceContainer::iterator FaceIterator;
                                typedef FaceType * FacePointer;
                                typedef const FaceType * ConstFacePointer;
                };

    template <typename T, class CONT>
                    struct MeshTypeHolder< T, CONT, AllTypes::AHEdgeType>: public T{
                                typedef CONT HEdgeContainer;
                                typedef typename HEdgeContainer::value_type			HEdgeType;
                                typedef typename HEdgeContainer::value_type *		HEdgePointer;
                                typedef typename HEdgeContainer::iterator				HEdgeIterator;
                                typedef typename HEdgeContainer::const_iterator ConstHEdgeIterator;
};

template <typename T, typename CONT> struct Der: public MeshTypeHolder<T,CONT, typename CONT::value_type::IAm>{};
struct DummyContainer{struct value_type{ typedef int IAm;}; };
/** \brief The official \b mesh class

As explained in \ref basic_concepts, this class is templated over a list of container of simplexes (like vertex, face, edges)
 */

template < class Container0 = DummyContainer, class Container1 = DummyContainer, class Container2 = DummyContainer, class Container3 = DummyContainer >
class TriMesh
    : public  MArity4<   BaseMeshTypeHolder<typename Container0::value_type::TypesPool>, Container0, Der ,Container1, Der, Container2, Der, Container3, Der>{
    public:

        typedef typename TriMesh::ScalarType		ScalarType;
        typedef typename TriMesh::VertContainer VertContainer;
        typedef typename TriMesh::EdgeContainer EdgeContainer;
        typedef typename TriMesh::FaceContainer FaceContainer;

        // types for vertex
        typedef typename TriMesh::VertexType						VertexType;
        typedef typename TriMesh::VertexPointer					VertexPointer;
        typedef typename TriMesh::ConstVertexPointer		ConstVertexPointer;
        typedef typename TriMesh::CoordType							CoordType;
        typedef typename TriMesh::VertexIterator				VertexIterator;
        typedef typename TriMesh::ConstVertexIterator		ConstVertexIterator;

        // types for edge
        typedef typename TriMesh::EdgeType							EdgeType;
        typedef typename TriMesh::EdgePointer						EdgePointer;
        typedef typename TriMesh::EdgeIterator					EdgeIterator;
        typedef typename TriMesh::ConstEdgeIterator			ConstEdgeIterator;

        //types for face
        typedef typename TriMesh::FaceType							FaceType;
        typedef typename TriMesh::ConstFaceIterator			ConstFaceIterator;
        typedef typename TriMesh::FaceIterator					FaceIterator;
        typedef typename TriMesh::FacePointer						FacePointer;
        typedef typename TriMesh::ConstFacePointer			ConstFacePointer;

        // types for hedge
        typedef typename TriMesh::HEdgeType							HEdgeType;
        typedef typename TriMesh::HEdgePointer					HEdgePointer;
        typedef typename TriMesh::HEdgeIterator					HEdgeIterator;
        typedef typename TriMesh::HEdgeContainer				HEdgeContainer;
        typedef typename TriMesh::ConstHEdgeIterator		ConstHEdgeIterator;

        typedef vcg::PointerToAttribute PointerToAttribute;

    typedef TriMesh<Container0, Container1,Container2,Container3> MeshType;

    typedef Box3<ScalarType> BoxType;

    /// Container of vertices, usually a vector.
    VertContainer vert;
    /// Current number of vertices; this member is for internal use only. You should always use the VN() member
    int vn;
    /// Current number of vertices
    inline int VN() const { return vn; }

    /// Container of edges, usually a vector.
    EdgeContainer edge;
    /// Current number of edges; this member is for internal use only. You should always use the EN() member
    int en;
    /// Current number of edges
    inline int EN() const { return en; }

    /// Container of faces, usually a vector.
    FaceContainer face;
    /// Current number of faces; this member is for internal use only. You should always use the FN() member
    int fn;
    /// Current number of faces
    inline int FN() const { return fn; }

    /// Container of half edges, usually a vector.
    HEdgeContainer hedge;
    /// Current number of halfedges; this member is for internal use only. You should always use the HN() member
    int hn;
    /// Current number of halfedges;
    inline int HN() const { return hn; }

    /// Bounding box of the mesh
    Box3<typename TriMesh::VertexType::CoordType::ScalarType> bbox;

  /// Nomi di textures
    //
  std::vector<std::string> textures;
    //
  std::vector<std::string> normalmaps;

    int attrn;	// total numer of attribute created


    std::set< PointerToAttribute > vert_attr;
    std::set< PointerToAttribute > edge_attr;
    std::set< PointerToAttribute > face_attr;
    std::set< PointerToAttribute > mesh_attr;



    template <class ATTR_TYPE, class CONT>
    class AttributeHandle{
    public:
        AttributeHandle(){_handle=(SimpleTempData<CONT,ATTR_TYPE> *)NULL;}
        AttributeHandle( void *ah,const int & n):_handle ( (SimpleTempData<CONT,ATTR_TYPE> *)ah ),n_attr(n){}
                AttributeHandle operator = ( const PointerToAttribute & pva){
            _handle = (SimpleTempData<CONT,ATTR_TYPE> *)pva._handle;
            n_attr = pva.n_attr;
            return (*this);
        }

        //pointer to the SimpleTempData that stores the attribute
        SimpleTempData<CONT,ATTR_TYPE> * _handle;

        // its attribute number
        int n_attr;

        // access function
        template <class RefType>
        ATTR_TYPE & operator [](const RefType  & i){return (*_handle)[i];}
        void resize(size_t /*size*/) { };
    };

    template <class ATTR_TYPE>
    class PerVertexAttributeHandle: public AttributeHandle<ATTR_TYPE,VertContainer>{
    public:
        PerVertexAttributeHandle():AttributeHandle<ATTR_TYPE,VertContainer>(){}
                PerVertexAttributeHandle( void *ah,const int & n):AttributeHandle<ATTR_TYPE,VertContainer>(ah,n){}
    };


    template <class ATTR_TYPE>
    class PerFaceAttributeHandle: public AttributeHandle<ATTR_TYPE,FaceContainer>{
    public:
        PerFaceAttributeHandle():AttributeHandle<ATTR_TYPE,FaceContainer>(){}
                PerFaceAttributeHandle( void *ah,const int & n):AttributeHandle<ATTR_TYPE,FaceContainer>(ah,n){}
    };

    template <class ATTR_TYPE>
    class PerEdgeAttributeHandle:  public AttributeHandle<ATTR_TYPE,EdgeContainer>{
    public:
        PerEdgeAttributeHandle():AttributeHandle<ATTR_TYPE,EdgeContainer>(){}
                PerEdgeAttributeHandle( void *ah,const int & n):AttributeHandle<ATTR_TYPE,EdgeContainer>(ah,n){}
    };

    template <class ATTR_TYPE>
    class PerMeshAttributeHandle{
    public:
        PerMeshAttributeHandle(){_handle=NULL;}
        PerMeshAttributeHandle(void *ah,const int & n):_handle ( (Attribute<ATTR_TYPE> *)ah ),n_attr(n){}
        PerMeshAttributeHandle operator = ( const PerMeshAttributeHandle & pva){
            _handle = (Attribute<ATTR_TYPE> *)pva._handle;
            n_attr = pva.n_attr;
            return (*this);
        }

        Attribute<ATTR_TYPE> * _handle;
        int n_attr;
        ATTR_TYPE & operator ()(){ return *((Attribute<ATTR_TYPE> *)_handle)->attribute;}
    };

    // Some common Handle typedefs to simplify use
    typedef typename MeshType::template PerVertexAttributeHandle<ScalarType> PerVertexScalarHandle;
    typedef typename MeshType::template PerVertexAttributeHandle<int>        PerVertexIntHandle;
    typedef typename MeshType::template PerVertexAttributeHandle<bool>       PerVertexBoolHandle;
    typedef typename MeshType::template PerVertexAttributeHandle<CoordType>  PerVertexCoordHandle;

    typedef typename MeshType::template PerFaceAttributeHandle<ScalarType> PerFaceScalarHandle;
    typedef typename MeshType::template PerFaceAttributeHandle<int>        PerFaceIntHandle;
    typedef typename MeshType::template PerFaceAttributeHandle<bool>       PerFaceBoolHandle;
    typedef typename MeshType::template PerFaceAttributeHandle<CoordType>  PerFaceCoordHandle;


    // the camera member (that should keep the intrinsics) is no more needed since 2006, when intrisncs moved into the Shot structure
    //Camera<ScalarType> camera; // intrinsic
    Shot<ScalarType> shot;		// intrinsic && extrinsic

private:
    /// The per-mesh color. Not very useful and meaningful...
    Color4b c;
public:

    inline const Color4b &C() const	{ return c; }
    inline       Color4b &C()       { return c;  }
    inline       Color4b cC() const { return c;  }

    /// Default constructor
    TriMesh()
    {
      Clear();
    }

    /// destructor
    ~TriMesh()
    {
      Clear();
    }

     int Mem(const int & nv, const int & nf) const  {
        typename std::set< PointerToAttribute>::const_iterator i;
        int size = 0;
        size += sizeof(TriMesh)+sizeof(VertexType)*nv+sizeof(FaceType)*nf;

        for( i = vert_attr.begin(); i != vert_attr.end(); ++i)
            size += ((SimpleTempDataBase*)(*i)._handle)->SizeOf()*nv;
        for( i = edge_attr.begin(); i != edge_attr.end(); ++i)
            size += ((SimpleTempDataBase*)(*i)._handle)->SizeOf()*en;
        for( i = face_attr.begin(); i != face_attr.end(); ++i)
            size +=  ((SimpleTempDataBase*)(*i)._handle)->SizeOf()*nf;
        for( i = mesh_attr.begin(); i != mesh_attr.end(); ++i)
            size +=  ((SimpleTempDataBase*)(*i)._handle)->SizeOf();

        return size;
    }
    int MemUsed() const  {return Mem(vert.size(),face.size());}
    inline int MemNeeded() const {return Mem(vn,fn);}



  /// Function to destroy the mesh
  void Clear()
  {
    for(FaceIterator fi = face.begin(); fi != face.end(); ++fi)
      (*fi).Dealloc();
    vert.clear();
    face.clear();
    edge.clear();
//    textures.clear();
//    normalmaps.clear();
    vn = 0;
    en = 0;
    fn = 0;
    hn = 0;
    imark = 0;
    C()=Color4b::Gray;
  }


  void ClearAttributes()
  {
	  // Clear attributes
	  typename std::set< PointerToAttribute>::iterator i;
	  for (i = vert_attr.begin(); i != vert_attr.end(); ++i)
		  delete ((SimpleTempDataBase*)(*i)._handle);
	  vert_attr.clear();

	  for (i = edge_attr.begin(); i != edge_attr.end(); ++i)
		  delete ((SimpleTempDataBase*)(*i)._handle);
	  edge_attr.clear();

	  for (i = face_attr.begin(); i != face_attr.end(); ++i)
		  delete ((SimpleTempDataBase*)(*i)._handle);
	  face_attr.clear();

	  for (i = mesh_attr.begin(); i != mesh_attr.end(); ++i)
		  delete ((SimpleTempDataBase*)(*i)._handle);
	  mesh_attr.clear();
    attrn = 0;
  }

  bool IsEmpty() const
  {
    return vert.empty() && edge.empty() && face.empty();
  }

  int & SimplexNumber(){ return fn;}
  int & VertexNumber(){ return vn;}

  /// The incremental mark
  int imark;

private:
    // TriMesh cannot be copied. Use Append (see vcg/complex/append.h)
  TriMesh operator =(const TriMesh &  /*m*/){assert(0);return TriMesh();}
  TriMesh(const TriMesh & ){}

};	// end class Mesh

/// Initialize the imark-system of the faces
template <class MeshType> inline  void InitFaceIMark(MeshType & m)
{
    typename MeshType::FaceIterator f;

    for(f=m.face.begin();f!=m.face.end();++f)
        if( !(*f).IsD() && (*f).IsR() && (*f).IsW() )
            (*f).InitIMark();
}

/// Initialize the imark-system of the vertices
template <class MeshType> inline  void InitVertexIMark(MeshType & m)
{
    typename MeshType::VertexIterator vi;

    for(vi=m.vert.begin();vi!=m.vert.end();++vi)
        if( !(*vi).IsD() && (*vi).IsRW() )
            (*vi).InitIMark();
}
/** \brief Access function to the incremental mark.
  You should not use this member directly. In most of the case just use IsMarked() and Mark()
*/
template <class MeshType> inline int & IMark(MeshType & m){return m.imark;}

/** \brief Check if the vertex incremental mark matches the one of the mesh.
    @param m the mesh containing the element
    @param v Vertex pointer */
template <class MeshType> inline bool IsMarked(MeshType & m, typename MeshType::ConstVertexPointer  v )  { return v->cIMark() == m.imark; }

/** \brief Check if the face incremental mark matches the one of the mesh.
    @param m the mesh containing the element
    @param f Face pointer */
template <class MeshType> inline bool IsMarked( MeshType & m,typename MeshType::ConstFacePointer f )  { return f->cIMark() == m.imark; }

/** \brief Set the vertex incremental mark of the vertex to the one of the mesh.
    @param m the mesh containing the element
    @param v Vertex pointer */
template <class MeshType> inline void Mark(MeshType & m, typename MeshType::VertexPointer v )  { v->IMark() = m.imark; }

/** \brief Set the face incremental mark of the vertex to the one of the mesh.
    @param m the mesh containing the element
    @param f Vertex pointer */
template <class MeshType> inline void Mark(MeshType & m, typename MeshType::FacePointer f )  { f->IMark() = m.imark; }


/** \brief Unmark, in constant time, all the elements (face and vertices) of a mesh.
    @param m the mesh containing the element

    In practice this function just increment the internal counter that stores the value for which an element is considered marked;
    therefore all the mesh elements become immediately un-mmarked.
    */
template <class MeshType> inline void UnMarkAll(MeshType & m)
{
  ++m.imark;
}


//template < class CType0, class CType1 , class CType2, class CType3>
//bool HasPerVertexVEAdjacency (const TriMesh < CType0, CType1, CType2, CType3> & /*m*/) {return TriMesh < CType0 , CType1, CType2, CType3>::VertContainer::value_type::HasVEAdjacency();}
//template < class  CType0, class CType1, class CType2 , class CType3>
//bool HasPerEdgeVEAdjacency   (const TriMesh < CType0, CType1, CType2, CType3> & /*m*/) {return TriMesh < CType0 , CType1, CType2, CType3>::EdgeContainer::value_type::HasVEAdjacency();}

template < class VertexType> bool VertexVectorHasVFAdjacency     (const std::vector<VertexType> &) {  return VertexType::HasVFAdjacency(); }
template < class VertexType> bool VertexVectorHasVEAdjacency     (const std::vector<VertexType> &) {  return VertexType::HasVEAdjacency(); }
template < class EdgeType  > bool   EdgeVectorHasVEAdjacency     (const std::vector<EdgeType  > &) {  return EdgeType::HasVEAdjacency(); }
template < class EdgeType  > bool   EdgeVectorHasEEAdjacency     (const std::vector<EdgeType> &) {  return EdgeType::HasEEAdjacency(); }
template < class FaceType  > bool   FaceVectorHasVFAdjacency     (const std::vector<FaceType  > &) {  return FaceType::HasVFAdjacency(); }

template < class TriMeshType> bool HasPerVertexVFAdjacency     (const TriMeshType &m) { return tri::VertexVectorHasVFAdjacency(m.vert); }
template < class TriMeshType> bool HasPerVertexVEAdjacency     (const TriMeshType &m) { return tri::VertexVectorHasVEAdjacency(m.vert); }
template < class TriMeshType> bool   HasPerEdgeVEAdjacency     (const TriMeshType &m) { return tri::EdgeVectorHasVEAdjacency  (m.edge); }
template < class TriMeshType> bool   HasPerFaceVFAdjacency     (const TriMeshType &m) { return tri::FaceVectorHasVFAdjacency  (m.face); }


template < class VertexType> bool VertexVectorHasPerVertexQuality     (const std::vector<VertexType> &) {  return VertexType::HasQuality     (); }
template < class VertexType> bool VertexVectorHasPerVertexNormal      (const std::vector<VertexType> &) {  return VertexType::HasNormal      (); }
template < class VertexType> bool VertexVectorHasPerVertexColor       (const std::vector<VertexType> &) {  return VertexType::HasColor       (); }
template < class VertexType> bool VertexVectorHasPerVertexMark        (const std::vector<VertexType> &) {  return VertexType::HasMark        (); }
template < class VertexType> bool VertexVectorHasPerVertexFlags       (const std::vector<VertexType> &) {  return VertexType::HasFlags       (); }
template < class VertexType> bool VertexVectorHasPerVertexRadius      (const std::vector<VertexType> &) {  return VertexType::HasRadius      (); }
template < class VertexType> bool VertexVectorHasPerVertexCurvature   (const std::vector<VertexType> &) {  return VertexType::HasCurvature   (); }
template < class VertexType> bool VertexVectorHasPerVertexCurvatureDir(const std::vector<VertexType> &) {  return VertexType::HasCurvatureDir(); }
template < class VertexType> bool VertexVectorHasPerVertexTexCoord    (const std::vector<VertexType> &) {  return VertexType::HasTexCoord    (); }

template < class TriMeshType> bool HasPerVertexQuality     (const TriMeshType &m) { return tri::VertexVectorHasPerVertexQuality     (m.vert); }
template < class TriMeshType> bool HasPerVertexNormal      (const TriMeshType &m) { return tri::VertexVectorHasPerVertexNormal      (m.vert); }
template < class TriMeshType> bool HasPerVertexColor       (const TriMeshType &m) { return tri::VertexVectorHasPerVertexColor       (m.vert); }
template < class TriMeshType> bool HasPerVertexMark        (const TriMeshType &m) { return tri::VertexVectorHasPerVertexMark        (m.vert); }
template < class TriMeshType> bool HasPerVertexFlags       (const TriMeshType &m) { return tri::VertexVectorHasPerVertexFlags       (m.vert); }
template < class TriMeshType> bool HasPerVertexRadius      (const TriMeshType &m) { return tri::VertexVectorHasPerVertexRadius      (m.vert); }
template < class TriMeshType> bool HasPerVertexCurvature   (const TriMeshType &m) { return tri::VertexVectorHasPerVertexCurvature   (m.vert); }
template < class TriMeshType> bool HasPerVertexCurvatureDir(const TriMeshType &m) { return tri::VertexVectorHasPerVertexCurvatureDir(m.vert); }
template < class TriMeshType> bool HasPerVertexTexCoord    (const TriMeshType &m) { return tri::VertexVectorHasPerVertexTexCoord    (m.vert); }

template < class EdgeType> bool EdgeVectorHasPerEdgeQuality     (const std::vector<EdgeType> &) {  return EdgeType::HasQuality     (); }
template < class EdgeType> bool EdgeVectorHasPerEdgeNormal      (const std::vector<EdgeType> &) {  return EdgeType::HasNormal      (); }
template < class EdgeType> bool EdgeVectorHasPerEdgeColor       (const std::vector<EdgeType> &) {  return EdgeType::HasColor       (); }
template < class EdgeType> bool EdgeVectorHasPerEdgeMark        (const std::vector<EdgeType> &) {  return EdgeType::HasMark        (); }
template < class EdgeType> bool EdgeVectorHasPerEdgeFlags       (const std::vector<EdgeType> &) {  return EdgeType::HasFlags       (); }

template < class TriMeshType> bool HasPerEdgeQuality     (const TriMeshType &m) { return tri::EdgeVectorHasPerEdgeQuality     (m.edge); }
template < class TriMeshType> bool HasPerEdgeNormal      (const TriMeshType &m) { return tri::EdgeVectorHasPerEdgeNormal      (m.edge); }
template < class TriMeshType> bool HasPerEdgeColor       (const TriMeshType &m) { return tri::EdgeVectorHasPerEdgeColor       (m.edge); }
template < class TriMeshType> bool HasPerEdgeMark        (const TriMeshType &m) { return tri::EdgeVectorHasPerEdgeMark        (m.edge); }
template < class TriMeshType> bool HasPerEdgeFlags       (const TriMeshType &m) { return tri::EdgeVectorHasPerEdgeFlags       (m.edge); }


template < class FaceType>    bool FaceVectorHasPerWedgeColor   (const std::vector<FaceType> &) {  return FaceType::HasWedgeColor   (); }
template < class FaceType>    bool FaceVectorHasPerWedgeNormal  (const std::vector<FaceType> &) {  return FaceType::HasWedgeNormal  (); }
template < class FaceType>    bool FaceVectorHasPerWedgeTexCoord(const std::vector<FaceType> &) {  return FaceType::HasWedgeTexCoord(); }

template < class TriMeshType> bool HasPerWedgeColor   (const TriMeshType &m) { return tri::FaceVectorHasPerWedgeColor   (m.face); }
template < class TriMeshType> bool HasPerWedgeNormal  (const TriMeshType &m) { return tri::FaceVectorHasPerWedgeNormal  (m.face); }
template < class TriMeshType> bool HasPerWedgeTexCoord(const TriMeshType &m) { return tri::FaceVectorHasPerWedgeTexCoord(m.face); }

template < class  CType0, class CType1, class CType2 , class CType3>
bool HasPolyInfo (const TriMesh < CType0, CType1, CType2, CType3> & /*m*/) {return TriMesh < CType0 , CType1, CType2, CType3>::FaceContainer::value_type::HasPolyInfo();}

template < class FaceType>    bool FaceVectorHasPerFaceFlags  (const std::vector<FaceType> &) {  return FaceType::HasFlags  (); }
template < class FaceType>    bool FaceVectorHasPerFaceNormal (const std::vector<FaceType> &) {  return FaceType::HasNormal (); }
template < class FaceType>    bool FaceVectorHasPerFaceColor  (const std::vector<FaceType> &) {  return FaceType::HasColor  (); }
template < class FaceType>    bool FaceVectorHasPerFaceMark   (const std::vector<FaceType> &) {  return FaceType::HasMark   (); }
template < class FaceType>    bool FaceVectorHasPerFaceQuality(const std::vector<FaceType> &) {  return FaceType::HasQuality(); }
template < class FaceType>    bool FaceVectorHasFFAdjacency   (const std::vector<FaceType> &) {  return FaceType::HasFFAdjacency(); }
template < class FaceType>    bool FaceVectorHasFEAdjacency   (const std::vector<FaceType> &) {  return FaceType::HasFEAdjacency(); }
template < class FaceType>    bool FaceVectorHasFVAdjacency   (const std::vector<FaceType> &) {  return FaceType::HasFVAdjacency(); }
template < class FaceType>    bool FaceVectorHasPerFaceCurvatureDir   (const std::vector<FaceType> &) {  return FaceType::HasCurvatureDir(); }

template < class TriMeshType> bool HasPerFaceFlags       (const TriMeshType &m) { return tri::FaceVectorHasPerFaceFlags       (m.face); }
template < class TriMeshType> bool HasPerFaceNormal      (const TriMeshType &m) { return tri::FaceVectorHasPerFaceNormal      (m.face); }
template < class TriMeshType> bool HasPerFaceColor       (const TriMeshType &m) { return tri::FaceVectorHasPerFaceColor       (m.face); }
template < class TriMeshType> bool HasPerFaceMark        (const TriMeshType &m) { return tri::FaceVectorHasPerFaceMark        (m.face); }
template < class TriMeshType> bool HasPerFaceQuality     (const TriMeshType &m) { return tri::FaceVectorHasPerFaceQuality     (m.face); }
template < class TriMeshType> bool HasPerFaceCurvatureDir(const TriMeshType &m) { return tri::FaceVectorHasPerFaceCurvatureDir(m.face); }
template < class TriMeshType> bool HasFFAdjacency   (const TriMeshType &m) { return tri::FaceVectorHasFFAdjacency   (m.face); }
template < class TriMeshType> bool HasEEAdjacency   (const TriMeshType &m) { return tri::EdgeVectorHasEEAdjacency   (m.edge); }
template < class TriMeshType> bool HasFEAdjacency   (const TriMeshType &m) { return tri::FaceVectorHasFEAdjacency   (m.face); }
template < class TriMeshType> bool HasFVAdjacency   (const TriMeshType &m) { return tri::FaceVectorHasFVAdjacency   (m.face); }

template < class TriMeshType> bool HasVFAdjacency   (const TriMeshType &m) { return tri::FaceVectorHasVFAdjacency   (m.face) && tri::VertexVectorHasVFAdjacency(m.vert);  }
template < class TriMeshType> bool HasVEAdjacency   (const TriMeshType &m) { return tri::EdgeVectorHasVEAdjacency   (m.edge) && tri::VertexVectorHasVEAdjacency(m.vert);  }



//template < class  CType0, class CType1, class CType2 , class CType3>
//bool HasVEAdjacency (const TriMesh < CType0, CType1, CType2, CType3> & /*m*/) {return TriMesh < CType0 , CType1, CType2, CType3>::VertContainer::value_type::HasVEAdjacency();}

template < class  CType0, class CType1, class CType2 , class CType3>
bool HasVHAdjacency (const TriMesh < CType0, CType1, CType2, CType3> & /*m*/) {return TriMesh < CType0 , CType1, CType2, CType3>::VertContainer::value_type::HasVHAdjacency();}

template < class  CType0, class CType1, class CType2 , class CType3>
bool HasEVAdjacency (const TriMesh < CType0, CType1, CType2, CType3> & /*m*/) {return TriMesh < CType0 , CType1, CType2, CType3>::EdgeType::HasEVAdjacency();}

//template < class  CType0, class CType1, class CType2 , class CType3>
//bool HasEEAdjacency (const TriMesh < CType0, CType1, CType2, CType3> & /*m*/) {return TriMesh < CType0 , CType1, CType2, CType3>::EdgeType::HasEEAdjacency();}

template < class  CType0, class CType1, class CType2 , class CType3>
bool HasEFAdjacency (const TriMesh < CType0, CType1, CType2, CType3> & /*m*/) {return TriMesh < CType0 , CType1, CType2, CType3>::EdgeType::HasEFAdjacency();}

template < class  CType0, class CType1, class CType2 , class CType3>
bool HasEHAdjacency (const TriMesh < CType0, CType1, CType2, CType3> & /*m*/) {return TriMesh < CType0 , CType1, CType2, CType3>::EdgeType::HasEHAdjacency();}

template < class  CType0, class CType1, class CType2 , class CType3>
bool HasFHAdjacency (const TriMesh < CType0, CType1, CType2, CType3> & /*m*/) {return TriMesh < CType0 , CType1, CType2, CType3>::FaceType::HasFHAdjacency();}

template < class  CType0, class CType1, class CType2 , class CType3>
bool HasHVAdjacency (const TriMesh < CType0, CType1, CType2, CType3> & /*m*/) {return TriMesh < CType0 , CType1, CType2, CType3>::HEdgeType::HasHVAdjacency();}

template < class  CType0, class CType1, class CType2 , class CType3>
bool HasHEAdjacency (const TriMesh < CType0, CType1, CType2, CType3> & /*m*/) {return TriMesh < CType0 , CType1, CType2, CType3>::HEdgeType::HasHEAdjacency();}

template < class  CType0, class CType1, class CType2 , class CType3>
bool HasHFAdjacency (const TriMesh < CType0, CType1, CType2, CType3> & /*m*/) {return TriMesh < CType0 , CType1, CType2, CType3>::HEdgeType::HasHFAdjacency();}

template < class  CType0, class CType1, class CType2 , class CType3>
bool HasHNextAdjacency (const TriMesh < CType0, CType1, CType2, CType3> & /*m*/) {return TriMesh< CType0,   CType1,   CType2 ,  CType3>::HEdgeType::HasHNextAdjacency();}

template < class  CType0, class CType1, class CType2 , class CType3>
bool HasHPrevAdjacency (const TriMesh < CType0, CType1, CType2, CType3> & /*m*/) {return TriMesh< CType0,   CType1,   CType2 , CType3>::HEdgeType::HasHPrevAdjacency();}

template < class  CType0, class CType1, class CType2 , class CType3>
bool HasHOppAdjacency (const TriMesh < CType0, CType1, CType2, CType3> & /*m*/)  {return TriMesh< CType0,   CType1,   CType2 ,  CType3>::HEdgeType::HasHOppAdjacency();}

//template < class CType0, class CType1 , class CType2, class CType3>
//bool HasVFAdjacency (const TriMesh < CType0 , CType1,   CType2, CType3> &  m ) {
//		// gcc 4.4: if the expressions assigned to a1 and a2 are replaced in the assert we get a compilation error
//		// for the macro assert
//		bool a1 =  TriMesh < CType0 , CType1,   CType2, CType3>::FaceContainer::value_type::HasVFAdjacency();
//		bool a2 =  TriMesh < CType0 , CType1,   CType2, CType3>::VertContainer::value_type::HasVFAdjacency();
//		// a1 and a2 are still evaluated but not referenced, this causes a warning
//		(void)a1;
//		(void)a2;
//		assert(a1==a2);
//
//		return   vcg::tri::HasPerVertexVFAdjacency<   CType0,   CType1 ,   CType2,   CType3>(m) &&
//						 vcg::tri::HasPerFaceVFAdjacency<   CType0,   CType1 ,   CType2,   CType3>(m) ;
//}

template <class MeshType>
bool HasPerVertexAttribute(const MeshType &m,   std::string   name){
        typename std::set< typename MeshType::PointerToAttribute>::const_iterator ai;
        typename MeshType::PointerToAttribute h;
        h._name = name;
        ai = m.vert_attr.find(h);
        return (ai!= m.vert_attr.end() ) ;
}
template <class MeshType>
bool HasPerFaceAttribute(const MeshType &m,   std::string   name){
        typename std::set< typename MeshType::PointerToAttribute>::const_iterator ai;
        typename MeshType::PointerToAttribute h;
        h._name = name;
        ai = m.face_attr.find(h);
        return (ai!= m.face_attr.end() ) ;
}

template <class MeshType>
bool HasPerMeshAttribute(const MeshType &m,   std::string   name){
        typename std::set< typename MeshType::PointerToAttribute>::const_iterator ai;
        typename MeshType::PointerToAttribute h;
        h._name = name;
        ai = m.mesh_attr.find(h);
        return (ai!= m.mesh_attr.end() ) ;
}

template <class MeshType> void RequireVertexCompactness (MeshType &m) {
    if(m.vert.size()!=size_t(m.vn)) throw vcg::MissingCompactnessException("Vertex Vector Contains deleted elements");
}
template <class MeshType> void RequireFaceCompactness   (MeshType &m) {
  if(m.face.size()!=size_t(m.fn)) throw vcg::MissingCompactnessException("Face Vector Contains deleted elements");
}
template <class MeshType> void RequireEdgeCompactness   (MeshType &m) {
	if(m.edge.size()!=size_t(m.en)) throw vcg::MissingCompactnessException("Edge Vector Contains deleted elements");
}

template <class MeshType> void RequireCompactness       (MeshType &m) {
	RequireVertexCompactness<MeshType>(m);
	RequireFaceCompactness<MeshType>  (m);
	RequireEdgeCompactness<MeshType>  (m);
}

template <class MeshType> void RequireTriangularMesh (MeshType &m ) { if( tri::HasPolyInfo( m ) ) throw vcg::MissingTriangularRequirementException("");}
template <class MeshType> void RequirePolygonalMesh (MeshType &m )  { if(!tri::HasPolyInfo( m ) ) throw vcg::MissingPolygonalRequirementException("");}

template <class MeshType> void RequireVFAdjacency    (MeshType &m) { if(!tri::HasVFAdjacency   (m)) throw vcg::MissingComponentException("VFAdjacency"); }
template <class MeshType> void RequireVEAdjacency    (MeshType &m) { if(!tri::HasVEAdjacency   (m)) throw vcg::MissingComponentException("VEAdjacency"); }
template <class MeshType> void RequireFFAdjacency    (MeshType &m) { if(!tri::HasFFAdjacency   (m)) throw vcg::MissingComponentException("FFAdjacency"); }
template <class MeshType> void RequireEEAdjacency    (MeshType &m) { if(!tri::HasEEAdjacency   (m)) throw vcg::MissingComponentException("EEAdjacency"); }
template <class MeshType> void RequireFEAdjacency    (MeshType &m) { if(!tri::HasFEAdjacency   (m)) throw vcg::MissingComponentException("FEAdjacency"); }
template <class MeshType> void RequireFHAdjacency    (MeshType &m) { if(!tri::HasFHAdjacency   (m)) throw vcg::MissingComponentException("FHAdjacency"); }

template <class MeshType> void RequirePerVertexQuality     (MeshType &m) { if(!tri::HasPerVertexQuality     (m)) throw vcg::MissingComponentException("PerVertexQuality     "); }
template <class MeshType> void RequirePerVertexNormal      (MeshType &m) { if(!tri::HasPerVertexNormal      (m)) throw vcg::MissingComponentException("PerVertexNormal      "); }
template <class MeshType> void RequirePerVertexColor       (MeshType &m) { if(!tri::HasPerVertexColor       (m)) throw vcg::MissingComponentException("PerVertexColor       "); }
template <class MeshType> void RequirePerVertexMark        (MeshType &m) { if(!tri::HasPerVertexMark        (m)) throw vcg::MissingComponentException("PerVertexMark        "); }
template <class MeshType> void RequirePerVertexFlags       (MeshType &m) { if(!tri::HasPerVertexFlags       (m)) throw vcg::MissingComponentException("PerVertexFlags       "); }
template <class MeshType> void RequirePerVertexRadius      (MeshType &m) { if(!tri::HasPerVertexRadius      (m)) throw vcg::MissingComponentException("PerVertexRadius      "); }
template <class MeshType> void RequirePerVertexCurvature   (MeshType &m) { if(!tri::HasPerVertexCurvature   (m)) throw vcg::MissingComponentException("PerVertexCurvature   "); }
template <class MeshType> void RequirePerVertexCurvatureDir(MeshType &m) { if(!tri::HasPerVertexCurvatureDir(m)) throw vcg::MissingComponentException("PerVertexCurvatureDir"); }
template <class MeshType> void RequirePerVertexTexCoord    (MeshType &m) { if(!tri::HasPerVertexTexCoord    (m)) throw vcg::MissingComponentException("PerVertexTexCoord    "); }

template <class MeshType> void RequirePerEdgeQuality (MeshType &m) { if(!tri::HasPerEdgeQuality (m)) throw vcg::MissingComponentException("PerEdgeQuality "); }
template <class MeshType> void RequirePerEdgeNormal  (MeshType &m) { if(!tri::HasPerEdgeNormal  (m)) throw vcg::MissingComponentException("PerEdgeNormal  "); }
template <class MeshType> void RequirePerEdgeColor   (MeshType &m) { if(!tri::HasPerEdgeColor   (m)) throw vcg::MissingComponentException("PerEdgeColor   "); }
template <class MeshType> void RequirePerEdgeMark    (MeshType &m) { if(!tri::HasPerEdgeMark    (m)) throw vcg::MissingComponentException("PerEdgeMark    "); }
template <class MeshType> void RequirePerEdgeFlags   (MeshType &m) { if(!tri::HasPerEdgeFlags   (m)) throw vcg::MissingComponentException("PerEdgeFlags   "); }

template <class MeshType> void RequirePerFaceFlags       (MeshType &m) { if(!tri::HasPerFaceFlags       (m)) throw vcg::MissingComponentException("PerFaceFlags       "); }
template <class MeshType> void RequirePerFaceNormal      (MeshType &m) { if(!tri::HasPerFaceNormal      (m)) throw vcg::MissingComponentException("PerFaceNormal      "); }
template <class MeshType> void RequirePerFaceColor       (MeshType &m) { if(!tri::HasPerFaceColor       (m)) throw vcg::MissingComponentException("PerFaceColor       "); }
template <class MeshType> void RequirePerFaceMark        (MeshType &m) { if(!tri::HasPerFaceMark        (m)) throw vcg::MissingComponentException("PerFaceMark        "); }
template <class MeshType> void RequirePerFaceQuality     (MeshType &m) { if(!tri::HasPerFaceQuality     (m)) throw vcg::MissingComponentException("PerFaceQuality     "); }
template <class MeshType> void RequirePerFaceCurvatureDir(MeshType &m) { if(!tri::HasPerFaceCurvatureDir(m)) throw vcg::MissingComponentException("PerFaceCurvatureDir"); }

template <class MeshType> void RequirePerFaceWedgeColor   (MeshType &m) { if(!tri::HasPerWedgeColor   (m)) throw vcg::MissingComponentException("PerFaceWedgeColor   "); }
template <class MeshType> void RequirePerFaceWedgeNormal  (MeshType &m) { if(!tri::HasPerWedgeNormal  (m)) throw vcg::MissingComponentException("PerFaceWedgeNormal  "); }
template <class MeshType> void RequirePerFaceWedgeTexCoord(MeshType &m) { if(!tri::HasPerWedgeTexCoord(m)) throw vcg::MissingComponentException("PerFaceWedgeTexCoord"); }

template <class MeshType> void RequirePerVertexAttribute(MeshType &m, const char *name) { if(!HasPerVertexAttribute(m,name)) throw vcg::MissingComponentException("PerVertex attribute"); }
template <class MeshType> void RequirePerEdgeAttribute(MeshType &m, const char *name)   { if(!HasPerEdgeAttribute(m,name))   throw vcg::MissingComponentException("PerEdge attribute"); }
template <class MeshType> void RequirePerFaceAttribute(MeshType &m, const char *name)   { if(!HasPerFaceAttribute(m,name))   throw vcg::MissingComponentException("PerFace attribute"); }
template <class MeshType> void RequirePerMeshAttribute(MeshType &m, const char *name)   { if(!HasPerMeshAttribute(m,name))   throw vcg::MissingComponentException("PerMesh attribute"); }

/*@}*/
/*@}*/
}	 // end namespace
}	 // end namespace




#endif // BASE_H