Class representing implementation of linear tetrahedra interpolation class. More...

#include <fei3dtetlin.h>

Inheritance diagram for oofem::FEI3dTetLin:

Collaboration diagram for oofem::FEI3dTetLin:

Public Member Functions
	FEI3dTetLin ()

virtual integrationDomain	giveIntegrationDomain () const
	Returns the integration domain of the interpolator. More...

virtual Element_Geometry_Type	giveGeometryType () const
	Returns the geometry type fo the interpolator. More...

virtual integrationDomain	giveBoundaryIntegrationDomain (int ib) const
	Returns boundary integration domain. More...

virtual integrationDomain	giveBoundarySurfaceIntegrationDomain (int isurf) const
	Returns boundary integration domain. More...

virtual integrationDomain	giveBoundaryEdgeIntegrationDomain (int iedge) const
	Returns boundary integration domain. More...

virtual void	evalN (FloatArray &answer, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Evaluates the array of interpolation functions (shape functions) at given point. More...

virtual double	evaldNdx (FloatMatrix &answer, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Evaluates the matrix of derivatives of interpolation functions (shape functions) at given point. More...

virtual void	local2global (FloatArray &answer, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Evaluates global coordinates from given local ones. More...

virtual int	global2local (FloatArray &answer, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Evaluates local coordinates from given global ones. More...

virtual double	giveTransformationJacobian (const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Evaluates the determinant of the transformation. More...

virtual int	giveNumberOfNodes () const
	Returns the number of geometric nodes of the receiver. More...

virtual void	edgeEvalN (FloatArray &answer, int iedge, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Evaluates the array of edge interpolation functions (shape functions) at given point. More...

virtual void	edgeEvaldNdx (FloatMatrix &answer, int iedge, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Evaluates the matrix of derivatives of edge interpolation functions (shape functions) at given point. More...

virtual void	edgeLocal2global (FloatArray &answer, int iedge, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Evaluates edge global coordinates from given local ones. More...

virtual double	edgeGiveTransformationJacobian (int iedge, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Evaluates the edge jacobian of transformation between local and global coordinates. More...

virtual void	computeLocalEdgeMapping (IntArray &edgeNodes, int iedge)

virtual void	surfaceEvalN (FloatArray &answer, int isurf, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Evaluates the array of edge interpolation functions (shape functions) at given point. More...

virtual void	surfaceEvaldNdx (FloatMatrix &answer, int isurf, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Evaluates the matrix of derivatives of edge interpolation functions (shape functions) at given point. More...

virtual double	surfaceEvalNormal (FloatArray &answer, int isurf, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Evaluates the normal out of the surface at given point. More...

virtual void	surfaceLocal2global (FloatArray &answer, int isurf, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Evaluates edge global coordinates from given local ones. More...

virtual double	surfaceGiveTransformationJacobian (int isurf, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Evaluates the edge jacobian of transformation between local and global coordinates. More...

virtual void	computeLocalSurfaceMapping (IntArray &edgeNodes, int iedge)

virtual double	evalNXIntegral (int iEdge, const FEICellGeometry &cellgeo)
	Computes the integral $\int_S n \cdot x \mathrm{d}s$ . More...

virtual IntegrationRule *	giveIntegrationRule (int order)
	Sets up a suitable integration rule for numerical integrating over volume. More...

virtual IntegrationRule *	giveBoundaryIntegrationRule (int order, int boundary)
	Sets up a suitable integration rule for integrating over the requested boundary. More...

Public Member Functions inherited from oofem::FEInterpolation3d
	FEInterpolation3d (int o)

virtual int	giveNsd ()
	Returns number of spatial dimensions. More...

virtual double	giveVolume (const FEICellGeometry &cellgeo) const
	Computes the exact volume. More...

virtual void	boundaryEdgeGiveNodes (IntArray &answer, int boundary)
	Gives the boundary nodes for requested boundary number. More...

virtual void	boundaryEdgeEvalN (FloatArray &answer, int boundary, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Evaluates the basis functions on the requested boundary. More...

virtual double	boundaryEdgeGiveTransformationJacobian (int boundary, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Evaluates the determinant of the transformation Jacobian on the requested boundary. More...

virtual void	boundaryEdgeLocal2Global (FloatArray &answer, int boundary, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Maps the local boundary coordinates to global. More...

virtual void	boundarySurfaceEvalN (FloatArray &answer, int isurf, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Evaluates the array of edge interpolation functions (shape functions) at given point. More...

virtual void	boundarySurfaceEvaldNdx (FloatMatrix &answer, int isurf, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Evaluates the matrix of derivatives of edge interpolation functions (shape functions) at given point. More...

virtual double	boundarySurfaceEvalNormal (FloatArray &answer, int isurf, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Evaluates the normal out of the surface at given point. More...

virtual void	boundarySurfaceLocal2global (FloatArray &answer, int isurf, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Evaluates edge global coordinates from given local ones. More...

virtual double	boundarySurfaceGiveTransformationJacobian (int isurf, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Evaluates the edge jacobian of transformation between local and global coordinates. More...

virtual void	boundaryGiveNodes (IntArray &answer, int boundary)
	Gives the boundary nodes for requested boundary number. More...

virtual void	boundaryEvalN (FloatArray &answer, int boundary, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Evaluates the basis functions on the requested boundary. More...

virtual double	boundaryEvalNormal (FloatArray &answer, int boundary, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Evaluates the normal on the requested boundary. More...

virtual double	boundaryGiveTransformationJacobian (int boundary, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Evaluates the determinant of the transformation Jacobian on the requested boundary. More...

virtual void	boundaryLocal2Global (FloatArray &answer, int boundary, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Maps the local boundary coordinates to global. More...

virtual IntegrationRule *	giveBoundaryEdgeIntegrationRule (int order, int boundary)
	Sets up a suitable integration rule for integrating over the requested boundary. More...

virtual void	boundarySurfaceGiveNodes (IntArray &answer, int boundary)
	Gives the boundary nodes for requested boundary number. More...

virtual void	edgeEvaldNdxi (FloatArray &answer, int iedge, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Evaluates the matrix of derivatives of edge interpolation functions (shape functions) at given point. More...

void	computeEdgeMapping (IntArray &edgeNodes, IntArray &elemNodes, int iedge)

void	computeSurfaceMapping (IntArray &surfNodes, IntArray &elemNodes, int isurf)

Public Member Functions inherited from oofem::FEInterpolation
	FEInterpolation (int o)

virtual	~FEInterpolation ()

virtual IRResultType	initializeFrom (InputRecord *ir)
	Initializes receiver according to object description stored in input record. More...

std::string	errorInfo (const char *func) const

int	giveInterpolationOrder ()
	Returns the interpolation order. More...

virtual void	evald2Ndx2 (FloatMatrix &answer, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Evaluates the matrix of second derivatives of interpolation functions (shape functions) at given point. More...

virtual void	evaldNdxi (FloatMatrix &answer, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Evaluates the matrix of derivatives of interpolation functions (shape functions) at given point. More...

virtual void	giveLocalNodeCoords (FloatMatrix &answer)
	Returns a matrix containing the local coordinates for each node corresponding to the interpolation. More...

virtual void	giveJacobianMatrixAt (FloatMatrix &jacobianMatrix, const FloatArray &lcoords, const FEICellGeometry &cellgeo)
	Gives the jacobian matrix at the local coordinates. More...

virtual IntegrationRule *	giveBoundarySurfaceIntegrationRule (int order, int boundary)
	Sets up a suitable integration rule for integrating over the requested boundary. More...

virtual int	giveKnotSpanBasisFuncMask (const IntArray &knotSpan, IntArray &mask)
	Returns indices (zero based) of nonzero basis functions for given knot span. More...

virtual int	giveNumberOfKnotSpanBasisFunctions (const IntArray &knotSpan)
	Returns the number of nonzero basis functions at individual knot span,. More...

virtual bool	hasSubPatchFormulation ()
	Returns true, if receiver is formulated on sub-patch basis. More...

virtual const double const	giveKnotVector ()
	Returns the subdivision of patch parametric space. More...

virtual int	giveNumberOfKnotSpans (int dim)
	Returns the number of knot spans of the receiver. More...

virtual const FloatArray *	giveKnotValues (int dim)
	Returns the knot values of the receiver. More...

virtual const IntArray *	giveKnotMultiplicity (int dim)
	Returns the knot multiplicity of the receiver. More...

virtual int	giveNumberOfEdges () const
	Returns number of edges. More...

Protected Member Functions
double	edgeComputeLength (IntArray &edgeNodes, const FEICellGeometry &cellgeo)

Additional Inherited Members
Protected Attributes inherited from oofem::FEInterpolation
int	order

Detailed Description

Class representing implementation of linear tetrahedra interpolation class.

Definition at line 44 of file fei3dtetlin.h.

Constructor & Destructor Documentation

oofem::FEI3dTetLin::FEI3dTetLin ( )

inline

Definition at line 47 of file fei3dtetlin.h.

Member Function Documentation

void oofem::FEI3dTetLin::computeLocalEdgeMapping	(	IntArray &	edgeNodes,
		int	iedge
	)

virtual

Implements oofem::FEInterpolation3d.

Definition at line 271 of file fei3dtetlin.C.

References oofem::IntArray::at(), OOFEM_ERROR, and oofem::IntArray::resize().

Referenced by edgeEvaldNdx(), edgeGiveTransformationJacobian(), and edgeLocal2global().

void oofem::FEI3dTetLin::computeLocalSurfaceMapping	(	IntArray &	edgeNodes,
		int	iedge
	)

virtual

Implements oofem::FEInterpolation3d.

Definition at line 388 of file fei3dtetlin.C.

References oofem::IntArray::at(), OOFEM_ERROR, and oofem::IntArray::resize().

Referenced by evalNXIntegral(), surfaceEvaldNdx(), surfaceEvalNormal(), and surfaceLocal2global().

double oofem::FEI3dTetLin::edgeComputeLength	(	IntArray &	edgeNodes,
		const FEICellGeometry &	cellgeo
	)

protected

Definition at line 303 of file fei3dtetlin.C.

References oofem::IntArray::at(), and oofem::FEICellGeometry::giveVertexCoordinates().

Referenced by edgeEvaldNdx(), and edgeGiveTransformationJacobian().

void oofem::FEI3dTetLin::edgeEvaldNdx	(	FloatMatrix &	answer,
		int	iedge,
		const FloatArray &	lcoords,
		const FEICellGeometry &	cellgeo
	)

virtual

Evaluates the matrix of derivatives of edge interpolation functions (shape functions) at given point.

These derivatives are in global coordinate system (where the nodal coordinates are defined)

Parameters

answer	Contains resulting matrix of derivatives, the member at i,j position contains value of dNj/dxi.
iedge	Determines the edge number.
lcoords	Array containing (local) coordinates.
cellgeo	Underlying cell geometry.

Implements oofem::FEInterpolation3d.

Definition at line 216 of file fei3dtetlin.C.

References oofem::IntArray::at(), oofem::FloatMatrix::at(), computeLocalEdgeMapping(), edgeComputeLength(), oofem::FEICellGeometry::giveVertexCoordinates(), and oofem::FloatMatrix::resize().

void oofem::FEI3dTetLin::edgeEvalN	(	FloatArray &	answer,
		int	iedge,
		const FloatArray &	lcoords,
		const FEICellGeometry &	cellgeo
	)

virtual

Evaluates the array of edge interpolation functions (shape functions) at given point.

Parameters

answer	Contains resulting array of evaluated interpolation functions.
iedge	Edge number.
lcoords	Array containing (local) coordinates.
cellgeo	Underlying cell geometry.

Implements oofem::FEInterpolation3d.

Definition at line 206 of file fei3dtetlin.C.

References oofem::FloatArray::at(), and oofem::FloatArray::resize().

Referenced by edgeLocal2global().

double oofem::FEI3dTetLin::edgeGiveTransformationJacobian	(	int	iedge,
		const FloatArray &	lcoords,
		const FEICellGeometry &	cellgeo
	)

virtual

Evaluates the edge jacobian of transformation between local and global coordinates.

Parameters

iedge	Determines edge number.
lcoords	Array containing (local) coordinates.
cellgeo	Underlying cell geometry.

Returns: Determinant of the transformation.

Implements oofem::FEInterpolation3d.

Definition at line 262 of file fei3dtetlin.C.

References computeLocalEdgeMapping(), and edgeComputeLength().

Referenced by oofem::Tetrah1_ht::computeEdgeVolumeAround().

void oofem::FEI3dTetLin::edgeLocal2global	(	FloatArray &	answer,
		int	iedge,
		const FloatArray &	lcoords,
		const FEICellGeometry &	cellgeo
	)

virtual

Evaluates edge global coordinates from given local ones.

These derivatives are in global coordinate system (where the nodal coordinates are defined).

Parameters

answer	Contains resulting global coordinates.
iedge	Determines edge number.
lcoords	Array containing (local) coordinates.
cellgeo	Underlying cell geometry.

Implements oofem::FEInterpolation3d.

Definition at line 243 of file fei3dtetlin.C.

References oofem::IntArray::at(), oofem::FloatArray::at(), computeLocalEdgeMapping(), edgeEvalN(), oofem::FEICellGeometry::giveVertexCoordinates(), and oofem::FloatArray::resize().

double oofem::FEI3dTetLin::evaldNdx	(	FloatMatrix &	answer,
		const FloatArray &	lcoords,
		const FEICellGeometry &	cellgeo
	)

virtual

Evaluates the matrix of derivatives of interpolation functions (shape functions) at given point.

These derivatives are in global coordinate system (where the nodal coordinates are defined)

Parameters

answer	Contains resulting matrix of derivatives, the member at i,j position contains value of dNi/dxj.
lcoords	Array containing (local) coordinates.
cellgeo	Underlying cell geometry.

Returns: Determinant of the Jacobian.

Implements oofem::FEInterpolation.

Definition at line 54 of file fei3dtetlin.C.

References oofem::FloatArray::at(), oofem::FloatMatrix::at(), oofem::FEICellGeometry::giveVertexCoordinates(), OOFEM_ERROR, oofem::FloatMatrix::resize(), and oofem::FloatMatrix::times().

Referenced by oofem::QTRSpaceGrad::computeBkappaMatrixAt(), oofem::Tet1_3D_SUPG::computeBMatrix(), oofem::Tet1_3D_SUPG::computeDivUMatrix(), oofem::Tet1_3D_SUPG::computeGradPMatrix(), oofem::Tet1_3D_SUPG::computeGradUMatrix(), oofem::Tet1BubbleStokes::computeInternalForcesVector(), oofem::Tet1BubbleStokes::computeStiffnessMatrix(), oofem::Tet1_3D_SUPG::computeUDotGradUMatrix(), oofem::Tet1_3D_SUPG::LS_PCS_computedN(), oofem::Tet1_3D_SUPG::LS_PCS_computeF(), and surfaceEvaldNdx().

void oofem::FEI3dTetLin::evalN	(	FloatArray &	answer,
		const FloatArray &	lcoords,
		const FEICellGeometry &	cellgeo
	)

virtual

Evaluates the array of interpolation functions (shape functions) at given point.

Parameters

answer	Contains resulting array of evaluated interpolation functions.
lcoords	Array containing (local) coordinates.
cellgeo	Underlying cell geometry.

Implements oofem::FEInterpolation.

Definition at line 43 of file fei3dtetlin.C.

References oofem::FloatArray::at(), and oofem::FloatArray::resize().

Referenced by oofem::Tet1BubbleStokes::computeField(), oofem::Tet21Stokes::computeInternalForcesVector(), oofem::Tet1BubbleStokes::computeInternalForcesVector(), oofem::tet21ghostsolid::computeLoadVector(), oofem::Tet1BubbleStokes::computeLoadVector(), oofem::QTRSpaceGrad::computeNkappaMatrixAt(), oofem::Tet1_3D_SUPG::computeNpMatrix(), oofem::Tet1_3D_SUPG::computeNuMatrix(), oofem::tet21ghostsolid::computeStiffnessMatrix(), oofem::Tet21Stokes::computeStiffnessMatrix(), oofem::Tet1BubbleStokes::computeStiffnessMatrix(), oofem::tet21ghostsolid::EIPrimaryUnknownMI_computePrimaryUnknownVectorAtLocal(), oofem::Tet21Stokes::EIPrimaryUnknownMI_computePrimaryUnknownVectorAtLocal(), oofem::tet21ghostsolid::giveInternalForcesVectorGivenSolution(), oofem::tet21ghostsolid::giveInternalForcesVectorGivenSolutionDebug(), oofem::tet21ghostsolid::giveIPValue(), and local2global().

double oofem::FEI3dTetLin::evalNXIntegral	(	int	boundary,
		const FEICellGeometry &	cellgeo
	)

virtual

Computes the integral $\int_S n \cdot x \mathrm{d}s$ .

Parameters

boundary	Boundary number.
cellgeo	Underlying cell geometry.

Returns: Evaluated integral.

Reimplemented from oofem::FEInterpolation.

Definition at line 419 of file fei3dtetlin.C.

References oofem::IntArray::at(), oofem::FloatArray::at(), computeLocalSurfaceMapping(), and oofem::FEICellGeometry::giveVertexCoordinates().

virtual integrationDomain oofem::FEI3dTetLin::giveBoundaryEdgeIntegrationDomain ( int boundary ) const

inlinevirtual

Returns boundary integration domain.

Implements oofem::FEInterpolation.

Definition at line 53 of file fei3dtetlin.h.

References oofem::_Line.

virtual integrationDomain oofem::FEI3dTetLin::giveBoundaryIntegrationDomain ( int boundary ) const

inlinevirtual

Returns boundary integration domain.

Implements oofem::FEInterpolation.

Definition at line 51 of file fei3dtetlin.h.

References oofem::_Triangle.

IntegrationRule * oofem::FEI3dTetLin::giveBoundaryIntegrationRule	(	int	order,
		int	boundary
	)

virtual

Sets up a suitable integration rule for integrating over the requested boundary.

The required polynomial order for the determinant of the jacobian is added automatically.

Parameters

order	Polynomial order of the integrand (should NOT including determinant of jacobian).
boundary	Boundary number.

Reimplemented from oofem::FEInterpolation3d.

Definition at line 443 of file fei3dtetlin.C.

References oofem::_Triangle, oofem::IntegrationRule::getRequiredNumberOfIntegrationPoints(), and oofem::IntegrationRule::SetUpPointsOnTriangle().

virtual integrationDomain oofem::FEI3dTetLin::giveBoundarySurfaceIntegrationDomain ( int boundary ) const

inlinevirtual

Returns boundary integration domain.

Implements oofem::FEInterpolation.

Definition at line 52 of file fei3dtetlin.h.

References oofem::_Triangle.

virtual Element_Geometry_Type oofem::FEI3dTetLin::giveGeometryType ( ) const

inlinevirtual

Returns the geometry type fo the interpolator.

Implements oofem::FEInterpolation.

Definition at line 50 of file fei3dtetlin.h.

virtual integrationDomain oofem::FEI3dTetLin::giveIntegrationDomain ( ) const

inlinevirtual

Returns the integration domain of the interpolator.

Implements oofem::FEInterpolation.

Definition at line 49 of file fei3dtetlin.h.

References oofem::_Tetrahedra.

IntegrationRule * oofem::FEI3dTetLin::giveIntegrationRule ( int order )

virtual

Sets up a suitable integration rule for numerical integrating over volume.

The required polynomial order for the determinant of the jacobian is added automatically.

Parameters

order Polynomial order of integrand (should NOT including determinant of jacobian).

Reimplemented from oofem::FEInterpolation.

Definition at line 434 of file fei3dtetlin.C.

References oofem::_Tetrahedra, oofem::IntegrationRule::getRequiredNumberOfIntegrationPoints(), and oofem::IntegrationRule::SetUpPointsOnTetrahedra().

virtual int oofem::FEI3dTetLin::giveNumberOfNodes ( ) const

inlinevirtual

Returns the number of geometric nodes of the receiver.

Reimplemented from oofem::FEInterpolation.

Definition at line 61 of file fei3dtetlin.h.

double oofem::FEI3dTetLin::giveTransformationJacobian	(	const FloatArray &	lcoords,
		const FEICellGeometry &	cellgeo
	)

virtual

Evaluates the determinant of the transformation.

Parameters

lcoords	Array containing (local) coordinates.
cellgeo	Underlying cell geometry.

Returns: Determinant of the transformation.

Reimplemented from oofem::FEInterpolation.

Definition at line 178 of file fei3dtetlin.C.

References oofem::FloatArray::at(), and oofem::FEICellGeometry::giveVertexCoordinates().

Referenced by oofem::Tet1BubbleStokes::computeLoadVector(), oofem::Tetrah1_ht::computeVolumeAround(), oofem::Tet1_3D_SUPG::computeVolumeAround(), and oofem::Tet1BubbleStokes::computeVolumeAround().

int oofem::FEI3dTetLin::global2local	(	FloatArray &	answer,
		const FloatArray &	gcoords,
		const FEICellGeometry &	cellgeo
	)

virtual

Evaluates local coordinates from given global ones.

If local coordinates cannot be found (generate elements, or point far outside geometry, then the center coordinate will be used as a last resort, and the return value will be zero.

Parameters

answer	Contains evaluated local coordinates.
gcoords	Array containing global coordinates.
cellgeo	Underlying cell geometry.

Returns: Nonzero is returned if point is within the element geometry, zero otherwise.

Implements oofem::FEInterpolation.

Definition at line 117 of file fei3dtetlin.C.

References oofem::FloatArray::at(), oofem::FEICellGeometry::giveVertexCoordinates(), POINT_TOL, and oofem::FloatArray::resize().

void oofem::FEI3dTetLin::local2global	(	FloatArray &	answer,
		const FloatArray &	lcoords,
		const FEICellGeometry &	cellgeo
	)

virtual

Evaluates global coordinates from given local ones.

Parameters

answer	Contains resulting global coordinates.
lcoords	Array containing (local) coordinates.
cellgeo	Underlying cell geometry.

Implements oofem::FEInterpolation.

Definition at line 103 of file fei3dtetlin.C.

References oofem::FloatArray::add(), oofem::FloatArray::at(), oofem::FloatArray::clear(), evalN(), and oofem::FEICellGeometry::giveVertexCoordinates().

void oofem::FEI3dTetLin::surfaceEvaldNdx	(	FloatMatrix &	answer,
		int	isurf,
		const FloatArray &	lcoords,
		const FEICellGeometry &	cellgeo
	)

virtual

Evaluates the matrix of derivatives of edge interpolation functions (shape functions) at given point.

These derivatives are in global coordinate system (where the nodal coordinates are defined).

Parameters

answer	Contains resulting matrix of derivatives, the member at i,j position contains value of dNj/dxi.
isurf	Determines the surface number.
lcoords	Array containing (local) coordinates.
cellgeo	Underlying cell geometry.

Reimplemented from oofem::FEInterpolation3d.

Definition at line 344 of file fei3dtetlin.C.

References oofem::IntArray::at(), oofem::FloatArray::at(), oofem::FloatMatrix::at(), computeLocalSurfaceMapping(), evaldNdx(), oofem::IntArray::giveSize(), and oofem::FloatMatrix::resize().

void oofem::FEI3dTetLin::surfaceEvalN	(	FloatArray &	answer,
		int	isurf,
		const FloatArray &	lcoords,
		const FEICellGeometry &	cellgeo
	)

virtual

Evaluates the array of edge interpolation functions (shape functions) at given point.

Parameters

answer	Contains resulting array of evaluated interpolation functions.
isurf	Surface number.
lcoords	Array containing (local) coordinates.
cellgeo	Underlying cell geometry.

Implements oofem::FEInterpolation3d.

Definition at line 309 of file fei3dtetlin.C.

References oofem::FloatArray::at(), and oofem::FloatArray::resize().

Referenced by oofem::Tet1BubbleStokes::computeBoundarySurfaceLoadVector().

double oofem::FEI3dTetLin::surfaceEvalNormal	(	FloatArray &	answer,
		int	isurf,
		const FloatArray &	lcoords,
		const FEICellGeometry &	cellgeo
	)

virtual

Evaluates the normal out of the surface at given point.

Parameters

answer	Contains resulting normal vector.
isurf	Determines the surface number.
lcoords	Array containing (local) coordinates.
cellgeo	Underlying cell geometry.

Returns: Surface mapping jacobian.

Reimplemented from oofem::FEInterpolation3d.

Definition at line 366 of file fei3dtetlin.C.

References oofem::IntArray::at(), oofem::FloatArray::beDifferenceOf(), oofem::FloatArray::beVectorProductOf(), computeLocalSurfaceMapping(), oofem::FEICellGeometry::giveVertexCoordinates(), and oofem::FloatArray::normalize().

Referenced by oofem::Tet1BubbleStokes::computeBoundarySurfaceLoadVector(), and surfaceGiveTransformationJacobian().

double oofem::FEI3dTetLin::surfaceGiveTransformationJacobian	(	int	isurf,
		const FloatArray &	lcoords,
		const FEICellGeometry &	cellgeo
	)

virtual

Evaluates the edge jacobian of transformation between local and global coordinates.

Parameters

isurf	Determines the surface number.
lcoords	Array containing (local) coordinates.
cellgeo	Underlying cell geometry.

Returns: Determinant of the transformation.

Implements oofem::FEInterpolation3d.

Definition at line 380 of file fei3dtetlin.C.

References surfaceEvalNormal().

Referenced by oofem::Tet1BubbleStokes::computeBoundarySurfaceLoadVector(), and oofem::Tetrah1_ht::computeSurfaceVolumeAround().

void oofem::FEI3dTetLin::surfaceLocal2global	(	FloatArray &	answer,
		int	isurf,
		const FloatArray &	lcoords,
		const FEICellGeometry &	cellgeo
	)

virtual

Evaluates edge global coordinates from given local ones.

These derivatives are in global coordinate system (where the nodal coordinates are defined).

Parameters

answer	Contains resulting global coordinates.
isurf	Determines the surface number.
lcoords	Array containing (local) coordinates.
cellgeo	Underlying cell geometry.

Implements oofem::FEInterpolation3d.

Definition at line 319 of file fei3dtetlin.C.

References oofem::IntArray::at(), oofem::FloatArray::at(), computeLocalSurfaceMapping(), oofem::FEICellGeometry::giveVertexCoordinates(), and oofem::FloatArray::resize().

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

Public Member Functions

Protected Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation