Defines an abstract cell of a mesh. More...

#include <MeshViz/3Ddata/PbCell.h>

Inheritance diagram for PbCell:

Public Member Functions
	PbCell ()
	Constructor.

	PbCell (const PbCell &cell)
	Copy constructor.

	~PbCell ()
	Destructor.

PbCell &	operator= (const PbCell &cell)
	Assignment operator.

virtual float	getLongestEdgeLength () const =0
	Gets the length of the longest edge of the cell.

virtual SbBox3f	getBoundingBox () const
	Gets the cell's bounding box.

virtual void	getBounds (float &xmin, float &ymin, float &zmin, float &xmax, float &ymax, float &zmax) const
	Gets the cell's bounds.

virtual SbVec3f	getCenter () const
	Gets the cell's geometric center.

virtual float	getVolume () const =0
	Gets the volume of the cell.

virtual float	getArea () const =0
	Gets the area of a cell.

int	getNumFacets () const
	Gets the number of facets.

int	getNumEdges () const
	Gets the number of edges.

int	getNumNodes () const
	Gets the number of nodes.

int	getIndex () const
	Gets the index of the cell in the mesh.

SbVec3f	getNodeCoord (int nod) const
	Gets the coordinate of the nod (nod must be >=0 and < getNumNodes()).

int	getNodeIndex (int nod) const
	Gets the index (in the mesh) of a nod (nod must be >=0 and < getNumNodes()).

void	getNodesIndex (PbArrayOfInt &nodes_index) const
	Gets the array of index mesh's nodes that belongs to this cell.

virtual void	getNodesIndexOfEdge (int edge, PbArrayOfInt &nodes_index) const =0
	Gets the array of 2 index mesh's nodes that belongs to a given edge of this cell.

virtual void	getNodesIndexOfFacet (int facet, PbArrayOfInt &nodes_index) const =0
	Gets the array of index mesh's nodes that belongs to a given facet of this cell.

virtual void	getNodesLocalIndexOfEdge (int edge, PbArrayOfInt &nodes_index) const =0
	Gets the array of 2 nodes index that belongs to a given edge of this cell.

virtual void	getNodesLocalIndexOfFacet (int facet, PbArrayOfInt &nodes_index) const =0
	Gets the array of node index that belongs to a given facet of this cell.

virtual int	locatePoint (const SbVec3f &coord, float tolerance, SbVec3f &pcoord) const =0
	Returns 1 if the point is inside the cell, 0 otherwise.

virtual void	getWeight (const SbVec3f &pcoord, float *weight) const =0
	Gets the weights of a point defined by its parametric coordinates.

virtual float	getValue (const SbVec3f &pcoord, const float *s) const
	Get the scalar value of a point in the cell.

virtual SbVec3f	getValue (const SbVec3f &pcoord, const SbVec3f *v) const
	Get the vector value of a point in the cell.

float	getValue (const float weight, const float s) const
	Gets the scalar value of a point in this cell, given the point's weights.

SbVec3f	getValue (const float weight, const SbVec3f v) const
	Gets the vector value of a point in this cell, given the point's weights.

Public Member Functions inherited from PbBase
void	enableConnection (SbBool flag)
	Activates/deactivates the mechanism of connection.

SbBool	isConnectionEnabled () const
	Returns TRUE if the connection mechanism is active, otherwise FALSE.

void	touch ()
	Simulates the changing of an instance of this object, so all connected objects are informed of this change.

PbBase &	operator= (const PbBase &base)
	Assignment operator.

Detailed Description

Defines an abstract cell of a mesh.

A cell is a "simple" basic volume or surface element that connects adjacent nodes of a mesh.

Definition at line 49 of file PbCell.h.

Constructor & Destructor Documentation

◆ PbCell() [1/2]

PbCell::PbCell ( )

Constructor.

◆ PbCell() [2/2]

PbCell::PbCell ( const PbCell & cell )

Copy constructor.

◆ ~PbCell()

PbCell::~PbCell ( )

Destructor.

Member Function Documentation

◆ getArea()

virtual float PbCell::getArea ( ) const

pure virtual

Gets the area of a cell.

Implemented in PbHexahedronCell, PbPixelCell, PbPyramidCell, PbQuadrangleCell, PbTetrahedronCell, PbTriangleCell, PbVoxelCell, and PbWedgeCell.

◆ getBoundingBox()

virtual SbBox3f PbCell::getBoundingBox ( ) const

virtual

Gets the cell's bounding box.

Reimplemented in PbPixelCell, and PbVoxelCell.

◆ getBounds()

virtual void PbCell::getBounds	(	float &	xmin,
		float &	ymin,
		float &	zmin,
		float &	xmax,
		float &	ymax,
		float &	zmax
	)		const

virtual

Gets the cell's bounds.

Similar to getBoundingBox() but it does not use any SbBox object.

Reimplemented in PbPixelCell, and PbVoxelCell.

◆ getCenter()

virtual SbVec3f PbCell::getCenter ( ) const

virtual

Gets the cell's geometric center.

Reimplemented in PbPixelCell, and PbVoxelCell.

◆ getIndex()

int PbCell::getIndex ( ) const

inline

Gets the index of the cell in the mesh.

Definition at line 124 of file PbCell.h.

◆ getLongestEdgeLength()

virtual float PbCell::getLongestEdgeLength ( ) const

pure virtual

Gets the length of the longest edge of the cell.

Implemented in PbHexahedronCell, PbPixelCell, PbPyramidCell, PbQuadrangleCell, PbTetrahedronCell, PbTriangleCell, PbVoxelCell, and PbWedgeCell.

◆ getNodeCoord()

SbVec3f PbCell::getNodeCoord ( int nod ) const

inline

Gets the coordinate of the nod (nod must be >=0 and < getNumNodes()).

Definition at line 131 of file PbCell.h.

◆ getNodeIndex()

int PbCell::getNodeIndex ( int nod ) const

inline

Gets the index (in the mesh) of a nod (nod must be >=0 and < getNumNodes()).

Definition at line 136 of file PbCell.h.

◆ getNodesIndex()

void PbCell::getNodesIndex ( PbArrayOfInt & nodes_index ) const

Gets the array of index mesh's nodes that belongs to this cell.

◆ getNodesIndexOfEdge()

virtual void PbCell::getNodesIndexOfEdge	(	int	edge,
		PbArrayOfInt &	nodes_index
	)		const

pure virtual

Gets the array of 2 index mesh's nodes that belongs to a given edge of this cell.

(edge must be >=0 and < getNumEdges())

Implemented in PbHexahedronCell, PbPixelCell, PbPyramidCell, PbQuadrangleCell, PbTetrahedronCell, PbTriangleCell, PbVoxelCell, and PbWedgeCell.

◆ getNodesIndexOfFacet()

virtual void PbCell::getNodesIndexOfFacet	(	int	facet,
		PbArrayOfInt &	nodes_index
	)		const

pure virtual

Gets the array of index mesh's nodes that belongs to a given facet of this cell.

(facet must be >=0 and < getNumFacets()).

Implemented in PbHexahedronCell, PbPixelCell, PbPyramidCell, PbQuadrangleCell, PbTetrahedronCell, PbTriangleCell, PbVoxelCell, and PbWedgeCell.

◆ getNodesLocalIndexOfEdge()

virtual void PbCell::getNodesLocalIndexOfEdge	(	int	edge,
		PbArrayOfInt &	nodes_index
	)		const

pure virtual

Gets the array of 2 nodes index that belongs to a given edge of this cell.

edge must be >=0 and < getNumEdges(). each index is >=0 and < getNumNodes()

Implemented in PbHexahedronCell, PbPixelCell, PbPyramidCell, PbQuadrangleCell, PbTetrahedronCell, PbTriangleCell, PbVoxelCell, and PbWedgeCell.

◆ getNodesLocalIndexOfFacet()

virtual void PbCell::getNodesLocalIndexOfFacet	(	int	facet,
		PbArrayOfInt &	nodes_index
	)		const

pure virtual

Gets the array of node index that belongs to a given facet of this cell.

facet must be >=0 and < getNumFacets(). each index is >=0 and < getNumNodes().

Implemented in PbHexahedronCell, PbPixelCell, PbPyramidCell, PbQuadrangleCell, PbTetrahedronCell, PbTriangleCell, PbVoxelCell, and PbWedgeCell.

◆ getNumEdges()

int PbCell::getNumEdges ( ) const

inline

Gets the number of edges.

Definition at line 114 of file PbCell.h.

◆ getNumFacets()

int PbCell::getNumFacets ( ) const

inline

Gets the number of facets.

Definition at line 109 of file PbCell.h.

◆ getNumNodes()

int PbCell::getNumNodes ( ) const

inline

Gets the number of nodes.

Definition at line 119 of file PbCell.h.

◆ getValue() [1/4]

float PbCell::getValue	(	const float *	weight,
		const float *	s
	)		const

Gets the scalar value of a point in this cell, given the point's weights.

◆ getValue() [2/4]

SbVec3f PbCell::getValue	(	const float *	weight,
		const SbVec3f *	v
	)		const

Gets the vector value of a point in this cell, given the point's weights.

◆ getValue() [3/4]

virtual float PbCell::getValue	(	const SbVec3f &	pcoord,
		const float *	s
	)		const

virtual

Get the scalar value of a point in the cell.

Parameters

pcoord	[in] Parametric [0..1] coordinate of the point inside the cell.
s	[in] The scalar dataset to interpolate

Returns: The interpolated value

Reimplemented in PbPixelCell, and PbVoxelCell.

◆ getValue() [4/4]

virtual SbVec3f PbCell::getValue	(	const SbVec3f &	pcoord,
		const SbVec3f *	v
	)		const

virtual

Get the vector value of a point in the cell.

Parameters

pcoord	[in] Parametric [0..1] coordinate of the point inside the cell.
v	[in] The vector dataset to interpolate

Returns: The interpolated value

Reimplemented in PbPixelCell, and PbVoxelCell.

◆ getVolume()

virtual float PbCell::getVolume ( ) const

pure virtual

Gets the volume of the cell.

Returns always 0 for a 2D cell.

Implemented in PbHexahedronCell, PbPixelCell, PbPyramidCell, PbQuadrangleCell, PbTetrahedronCell, PbTriangleCell, PbVoxelCell, and PbWedgeCell.

◆ getWeight()

virtual void PbCell::getWeight	(	const SbVec3f &	pcoord,
		float *	weight
	)		const

pure virtual

Gets the weights of a point defined by its parametric coordinates.

Implemented in PbHexahedronCell, PbPixelCell, PbPyramidCell, PbQuadrangleCell, PbTetrahedronCell, PbTriangleCell, PbVoxelCell, and PbWedgeCell.

◆ locatePoint()

virtual int PbCell::locatePoint	(	const SbVec3f &	coord,
		float	tolerance,
		SbVec3f &	pcoord
	)		const

pure virtual

Returns 1 if the point is inside the cell, 0 otherwise.

Gets also the parametric coordinate of the point and its weights

Implemented in PbHexahedronCell, PbPixelCell, PbPyramidCell, PbQuadrangleCell, PbTetrahedronCell, PbTriangleCell, PbVoxelCell, and PbWedgeCell.

◆ operator=()

PbCell & PbCell::operator= ( const PbCell & cell )

Assignment operator.

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

MeshViz/3Ddata/PbCell.h

Open Inventor Release 2024.2.3

Public Member Functions

Detailed Description

Constructor & Destructor Documentation

◆ PbCell() [1/2]

◆ PbCell() [2/2]

◆ ~PbCell()

Member Function Documentation

◆ getArea()

◆ getBoundingBox()

◆ getBounds()

◆ getCenter()

◆ getIndex()

◆ getLongestEdgeLength()

◆ getNodeCoord()

◆ getNodeIndex()

◆ getNodesIndex()

◆ getNodesIndexOfEdge()

◆ getNodesIndexOfFacet()

◆ getNodesLocalIndexOfEdge()

◆ getNodesLocalIndexOfFacet()

◆ getNumEdges()

◆ getNumFacets()

◆ getNumNodes()

◆ getValue() [1/4]

◆ getValue() [2/4]

◆ getValue() [3/4]

◆ getValue() [4/4]

◆ getVolume()

◆ getWeight()

◆ locatePoint()

◆ operator=()