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task "Polyhedral elements". Add static methods about face nodes.

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This commit is contained in:
eap 2005-03-23 09:33:59 +00:00
parent ba0bd8efc9
commit 06d4c3480d
2 changed files with 96 additions and 0 deletions
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73
src/SMDS/SMDS_VolumeTool.cxx
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@ -960,3 +960,76 @@ bool SMDS_VolumeTool::setFace( int faceIndex )
return true; return true;
} }
//=======================================================================
//function : GetType
//purpose : return VolumeType by nb of nodes in a volume
//=======================================================================
SMDS_VolumeTool::VolumeType SMDS_VolumeTool::GetType(int nbNodes)
{
switch ( nbNodes ) {
case 4: return TETRA;
case 5: return PYRAM;
case 6: return PENTA;
case 8: return HEXA;
default:return UNKNOWN;
}
}
//=======================================================================
//function : NbFaces
//purpose : return nb of faces by volume type
//=======================================================================
int SMDS_VolumeTool::NbFaces( VolumeType type )
{
switch ( type ) {
case TETRA: return 4;
case PYRAM: return 5;
case PENTA: return 5;
case HEXA : return 6;
default: return 0;
}
}
//=======================================================================
//function : GetFaceNodesIndices
//purpose : Return the array of face nodes indices
// To comfort link iteration, the array
// length == NbFaceNodes( faceIndex ) + 1 and
// the last node index == the first one.
//=======================================================================
const int* SMDS_VolumeTool::GetFaceNodesIndices(VolumeType type,
int faceIndex,
bool external)
{
switch ( type ) {
case TETRA: return Tetra_F[ faceIndex ];
case PYRAM: return Pyramid_F[ faceIndex ];
case PENTA: return external ? Penta_FE[ faceIndex ] : Penta_F[ faceIndex ];
case HEXA: return external ? Hexa_FE[ faceIndex ] : Hexa_F[ faceIndex ];
default:;
}
return 0;
}
//=======================================================================
//function : NbFaceNodes
//purpose : Return number of nodes in the array of face nodes
//=======================================================================
int SMDS_VolumeTool::NbFaceNodes(VolumeType type,
int faceIndex )
{
switch ( type ) {
case TETRA: return Tetra_nbN[ faceIndex ];
case PYRAM: return Pyramid_nbN[ faceIndex ];
case PENTA: return Penta_nbN[ faceIndex ];
case HEXA: return Hexa_nbN[ faceIndex ];
default:;
}
return 0;
}

23
src/SMDS/SMDS_VolumeTool.hxx
View File

@ -154,6 +154,29 @@ class SMDS_VolumeTool
// Return index of a face formed by theFaceNodesIndices // Return index of a face formed by theFaceNodesIndices
// Return -1 if a face not found // Return -1 if a face not found
// ------------------------
// static methods for faces
// ------------------------
enum VolumeType { UNKNOWN, TETRA, PYRAM, PENTA, HEXA };
static VolumeType GetType(int nbNodes);
// return VolumeType by nb of nodes in a volume
static int NbFaces( VolumeType type );
// return nb of faces by volume type
static const int* GetFaceNodesIndices(VolumeType type,
int faceIndex,
bool external);
// Return the array of face nodes indices
// To comfort link iteration, the array
// length == NbFaceNodes( faceIndex ) + 1 and
// the last node index == the first one.
static int NbFaceNodes(VolumeType type,
int faceIndex );
// Return number of nodes in the array of face nodes
private: private: