bamg::SetOfEdges4 Class Reference

#include <SetOfE4.h>

Public Member Functions
	SetOfEdges4 (long, long)
	~SetOfEdges4 ()
IntEdge &	operator[] (long k)
long	add (long ii, long jj)
long	SortAndAdd (long ii, long jj)
long	nb ()
long	find (long ii, long jj)
long	SortAndFind (long ii, long jj)
long	i (long k)
long	j (long k)

Private Attributes
long	nx
long	nbax
long	NbOfEdges
long *	head
IntEdge *	Edges

Detailed Description

Definition at line 15 of file SetOfE4.h.

Constructor & Destructor Documentation

SetOfEdges4()

bamg::SetOfEdges4::SetOfEdges4	(	long	mmx,
		long	nnx
	)

Definition at line 7 of file SetOfE4.cpp.

                                            {/*{{{*/
      /*Original code from Frederic Hecht <hecht@ann.jussieu.fr> (BAMG v1.01, SetOfEdges4.cpp/SetOfEdges4)*/
 
      /*Intermediary*/
      int i;
 
      //initialize fields
      nx   =nnx;   //number of vertices
      nbax =mmx;   // 3 * number of triangles
      NbOfEdges=0;
      head = new long [nx];
      Edges= new IntEdge[nbax];
 
      //initialize head (-1 everywhere)
      i=nx;
      while(i--) head[i]=-1;
   }

~SetOfEdges4()

bamg::SetOfEdges4::~SetOfEdges4 ( )

inline

Definition at line 26 of file SetOfE4.h.

{delete [] head; delete [] Edges;}

Member Function Documentation

operator[]()

IntEdge& bamg::SetOfEdges4::operator[] ( long  k )

inline

Definition at line 29 of file SetOfE4.h.

{return  Edges[k];}

add()

long bamg::SetOfEdges4::add	(	long	ii,
		long	jj
	)

Definition at line 27 of file SetOfE4.cpp.

                                        {/*{{{*/
      /*Original code from Frederic Hecht <hecht@ann.jussieu.fr> (BAMG v1.01, SetOfEdges4.cpp/add)*/
 
      /*Intermediary*/
      int h,n;
 
      //get n from h (usually h=ii)
      _assert_(head);
      n=head[h=Abs(ii)%nx];
 
      //go through the existing edges that holds h (=ii) and check that 
      //the edge ii jj is not already in Edge
      while (n >= 0){
 
         //if the edge ii jj is already in Edges, return n
         if (ii == Edges[n].i && jj == Edges[n].j) return n;
 
         //else go to next edge that holds ii
         else n = Edges[n].next;
      }
 
      //check that nbax <=NbOfEdges
      if (nbax <=NbOfEdges ) {
         _error_("SetOfEdges4::add overflow: NbOfEdges=" << NbOfEdges << " > nbax=" << nbax);
      }
 
      //update chain
      Edges[NbOfEdges].i=ii;
      Edges[NbOfEdges].j=jj;
      Edges[NbOfEdges].next= head[h];
      head[h] = NbOfEdges;
      return NbOfEdges ++;
   }

SortAndAdd()

long bamg::SetOfEdges4::SortAndAdd	(	long	ii,
		long	jj
	)

Definition at line 99 of file SetOfE4.cpp.

                                                {/*{{{*/
      return ii <=jj ? add (ii,jj)  : add (jj,ii) ;
   }

nb()

long bamg::SetOfEdges4::nb

(

)

Definition at line 95 of file SetOfE4.cpp.

                       {/*{{{*/
      return NbOfEdges;
   }

find()

long bamg::SetOfEdges4::find	(	long	ii,
		long	jj
	)

Definition at line 61 of file SetOfE4.cpp.

                                         { /*{{{*/
      /*Original code from Frederic Hecht <hecht@ann.jussieu.fr> (BAMG v1.01, SetOfEdges4.cpp/find)*/
 
      /*Intermediary*/
      int n;
 
      //check that head is not empty
      _assert_(head);
 
      //get n from h (usually h=ii)
      n=head[Abs(ii)%nx];
 
      //go through the existing edges that holds h (=ii) and return position in Edge
      while (n >= 0){
 
         //if the edge ii jj is already in Edges, return n
         if (ii == Edges[n].i && jj == Edges[n].j) return n;
 
         //else go to next edge that holds ii
         else n = Edges[n].next;
      }
 
      //if we reach this point, the edge does not exist return -1
      return -1;
   }

SortAndFind()

long bamg::SetOfEdges4::SortAndFind	(	long	ii,
		long	jj
	)

Definition at line 103 of file SetOfE4.cpp.

                                                 {/*{{{*/
      return ii <=jj ? find (ii,jj)  : find (jj,ii) ;
   }

i()

long bamg::SetOfEdges4::i

(

long

k

)

Definition at line 87 of file SetOfE4.cpp.

                            {/*{{{*/
      return Edges[k].i;
   }

j()

long bamg::SetOfEdges4::j

(

long

k

)

Definition at line 91 of file SetOfE4.cpp.

                            {/*{{{*/
      return Edges[k].j;
   }

Field Documentation

nx

long bamg::SetOfEdges4::nx

private

Definition at line 18 of file SetOfE4.h.

nbax

long bamg::SetOfEdges4::nbax

private

Definition at line 18 of file SetOfE4.h.

NbOfEdges

long bamg::SetOfEdges4::NbOfEdges

private

Definition at line 18 of file SetOfE4.h.

head

long* bamg::SetOfEdges4::head

private

Definition at line 19 of file SetOfE4.h.

Edges

IntEdge* bamg::SetOfEdges4::Edges

private

Definition at line 20 of file SetOfE4.h.

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The documentation for this class was generated from the following files:

• src/c/bamg/SetOfE4.h
• src/c/bamg/SetOfE4.cpp