General purpose 3d structural element evaluator. More...

#include <space3delementevaluator.h>

Inheritance diagram for oofem::Space3dStructuralElementEvaluator:

Collaboration diagram for oofem::Space3dStructuralElementEvaluator:

Public Member Functions
	Space3dStructuralElementEvaluator ()

virtual	~Space3dStructuralElementEvaluator ()

Protected Member Functions
virtual void	computeNMatrixAt (FloatMatrix &answer, GaussPoint *gp)
	Assemble interpolation matrix at given IP In case of IGAElements, N is assumed to contain only nonzero interpolation functions. More...

virtual void	computeBMatrixAt (FloatMatrix &answer, GaussPoint *gp)
	Assembles the strain-displacement matrix of the receiver at given integration point In case of IGAElements, B is assumed to contain only contribution from nonzero interpolation functions. More...

virtual double	computeVolumeAround (GaussPoint *gp)

virtual void	computeStressVector (FloatArray &answer, const FloatArray &strain, GaussPoint gp, TimeStep tStep)
	Computes the stress vector. More...

virtual void	computeConstitutiveMatrixAt (FloatMatrix &answer, MatResponseMode rMode, GaussPoint gp, TimeStep tStep)
	Computes constitutive matrix of receiver. More...

void	giveDofManDofIDMask (int inode, IntArray &answer) const

Protected Member Functions inherited from oofem::StructuralElementEvaluator
	StructuralElementEvaluator ()

virtual	~StructuralElementEvaluator ()

virtual void	giveCharacteristicMatrix (FloatMatrix &answer, CharType mtrx, TimeStep *tStep)

virtual void	giveCharacteristicVector (FloatArray &answer, CharType type, ValueModeType mode, TimeStep *tStep)

virtual IntegrationRule *	giveMassMtrxIntegrationRule ()
	Returns the integration rule for mass matrices, if relevant. More...

virtual void	giveMassMtrxIntegrationMask (IntArray &answer)
	Returns mask indicating, which unknowns (their type and ordering is the same as element unknown vector) participate in mass matrix integration. More...

virtual void	computeLumpedMassMatrix (FloatMatrix &answer, TimeStep *tStep)
	Computes lumped mass matrix of receiver. More...

virtual void	computeConsistentMassMatrix (FloatMatrix &answer, TimeStep *tStep, double &mass)
	Computes consistent mass matrix of receiver using numerical integration over element volume. More...

virtual Element *	giveElement ()=0

virtual void	computeStiffnessMatrix (FloatMatrix &answer, MatResponseMode rMode, TimeStep *tStep)

virtual void	giveInternalForcesVector (FloatArray &answer, TimeStep *tStep, bool useUpdatedGpRecord=false)

void	computeVectorOf (ValueModeType u, TimeStep *tStep, FloatArray &answer)

void	computeVectorOf (PrimaryField &field, const IntArray &dofIdMask, ValueModeType u, TimeStep *tStep, FloatArray &answer)

bool	isActivated (TimeStep *tStep)

void	updateInternalState (TimeStep *tStep)

void	computeStrainVector (FloatArray &answer, GaussPoint gp, TimeStep tStep, FloatArray &u)
	Optimized version, allowing to pass element displacements as parameter. More...

virtual int	giveIntegrationElementLocalCodeNumbers (IntArray &answer, Element elem, IntegrationRule ie)
	Assembles the local element code numbers of given integration element (sub-patch) This is done by obtaining list of nonzero shape functions and by collecting the code numbers of nodes corresponding to these shape functions. More...

Additional Inherited Members
Protected Attributes inherited from oofem::StructuralElementEvaluator
FloatMatrix	rotationMatrix

int	rotationMatrixDefined
	Flag indicating if transformation matrix has been already computed. More...

Detailed Description

General purpose 3d structural element evaluator.

Definition at line 44 of file space3delementevaluator.h.

Constructor & Destructor Documentation

oofem::Space3dStructuralElementEvaluator::Space3dStructuralElementEvaluator ( )

inline

Definition at line 47 of file space3delementevaluator.h.

virtual oofem::Space3dStructuralElementEvaluator::~Space3dStructuralElementEvaluator ( )

inlinevirtual

Definition at line 48 of file space3delementevaluator.h.

References computeBMatrixAt(), computeConstitutiveMatrixAt(), computeNMatrixAt(), computeStressVector(), and computeVolumeAround().

Member Function Documentation

void oofem::Space3dStructuralElementEvaluator::computeBMatrixAt	(	FloatMatrix &	answer,
		GaussPoint *	gp
	)

protectedvirtual

Assembles the strain-displacement matrix of the receiver at given integration point In case of IGAElements, B is assumed to contain only contribution from nonzero interpolation functions.

Implements oofem::StructuralElementEvaluator.

Definition at line 62 of file space3delementevaluator.C.

References oofem::FloatMatrix::at(), oofem::FEInterpolation::evaldNdx(), oofem::StructuralElementEvaluator::giveElement(), oofem::GaussPoint::giveIntegrationRule(), oofem::Element::giveInterpolation(), oofem::IntegrationRule::giveKnotSpan(), oofem::GaussPoint::giveNaturalCoordinates(), oofem::FloatMatrix::giveNumberOfRows(), oofem::FloatMatrix::resize(), and oofem::FloatMatrix::zero().

Referenced by ~Space3dStructuralElementEvaluator().

void oofem::Space3dStructuralElementEvaluator::computeConstitutiveMatrixAt	(	FloatMatrix &	answer,
		MatResponseMode	rMode,
		GaussPoint *	gp,
		TimeStep *	tStep
	)

protectedvirtual

Computes constitutive matrix of receiver.

Parameters

answer	Constitutive matrix.
rMode	Material response mode of answer.
gp	Integration point for which constitutive matrix is computed.
tStep	Time step.

Implements oofem::StructuralElementEvaluator.

Definition at line 106 of file space3delementevaluator.C.

References oofem::Element::giveCrossSection(), and oofem::StructuralElementEvaluator::giveElement().

Referenced by ~Space3dStructuralElementEvaluator().

void oofem::Space3dStructuralElementEvaluator::computeNMatrixAt	(	FloatMatrix &	answer,
		GaussPoint *	gp
	)

protectedvirtual

Assemble interpolation matrix at given IP In case of IGAElements, N is assumed to contain only nonzero interpolation functions.

Implements oofem::StructuralElementEvaluator.

Definition at line 51 of file space3delementevaluator.C.

References oofem::FloatMatrix::beNMatrixOf(), oofem::FEInterpolation::evalN(), oofem::StructuralElementEvaluator::giveElement(), oofem::GaussPoint::giveIntegrationRule(), oofem::Element::giveInterpolation(), oofem::IntegrationRule::giveKnotSpan(), oofem::GaussPoint::giveNaturalCoordinates(), and N.

Referenced by ~Space3dStructuralElementEvaluator().

void oofem::Space3dStructuralElementEvaluator::computeStressVector	(	FloatArray &	answer,
		const FloatArray &	strain,
		GaussPoint *	gp,
		TimeStep *	tStep
	)

protectedvirtual

Computes the stress vector.

Parameters

answer	Stress vector.
strain	Strain vector.
gp	Integration point for which stress is computed.
tStep	Time step.

Implements oofem::StructuralElementEvaluator.

Definition at line 100 of file space3delementevaluator.C.

References oofem::Element::giveCrossSection(), and oofem::StructuralElementEvaluator::giveElement().

Referenced by oofem::BsplinePlaneStressElement::drawScalar(), oofem::NURBSPlaneStressElement::drawScalar(), oofem::TSplinePlaneStressElement::drawScalar(), oofem::NURBSSpace3dElement::drawScalar(), and ~Space3dStructuralElementEvaluator().

double oofem::Space3dStructuralElementEvaluator::computeVolumeAround ( GaussPoint * gp )

protectedvirtual

Reimplemented from oofem::StructuralElementEvaluator.

Definition at line 90 of file space3delementevaluator.C.

References oofem::StructuralElementEvaluator::giveElement(), oofem::GaussPoint::giveIntegrationRule(), oofem::IntegrationRule::giveKnotSpan(), oofem::GaussPoint::giveNaturalCoordinates(), and oofem::GaussPoint::giveWeight().

Referenced by ~Space3dStructuralElementEvaluator().

void oofem::Space3dStructuralElementEvaluator::giveDofManDofIDMask	(	int	inode,
		IntArray &	answer
	)		const

inlineprotected

Definition at line 64 of file space3delementevaluator.h.

Referenced by oofem::NURBSSpace3dElement::giveDofManDofIDMask().

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