pointConstraint Class Reference

Accumulates point constraints through successive applications of the applyConstraint function. More...

#include <pointConstraint.H>

Inheritance diagram for pointConstraint:

Collaboration diagram for pointConstraint:

Public Member Functions
	pointConstraint ()
	Default construct zero-initialized.
	pointConstraint (const Tuple2< label, vector > &)
	Construct from components.
	pointConstraint (const label count, const vector &n)
	Construct from components.
	pointConstraint (Istream &)
	Construct from Istream. Handles ASCII only, since that is what Tuple2 does.
void	applyConstraint (const vector &cd)
	Apply and accumulate the effect of the given constraint direction.
void	combine (const pointConstraint &)
	Combine constraints.
tensor	constraintTransformation () const
	Return the accumulated constraint transformation tensor.
void	unconstrainedDirections (label &n, tensor &vecs) const
	Return the accumulated unconstrained directions. Directions coded as first n rows of tensor.
vector	constrainDisplacement (const vector &disp) const
	Constrain a displacement.
Public Member Functions inherited from Tuple2< label, vector >
	Tuple2 ()=default
	Default construct.
const label &	first () const noexcept
	Access the first element.
const vector &	second () const noexcept
	Access the second element.

Additional Inherited Members
Public Types inherited from Tuple2< label, vector >
typedef label	first_type
	Type of member first, the first template parameter (T1).
typedef vector	second_type
	Type of member second, the second template parameter (T2).

Detailed Description

Accumulates point constraints through successive applications of the applyConstraint function.

After all the constraints have been entered the resulting transformation tensor is returned by the constraintTransformation function.

Source files

• pointConstraint.H
• pointConstraintI.H
• pointConstraint.C

Definition at line 63 of file pointConstraint.H.

Constructor & Destructor Documentation

pointConstraint() [1/4]

pointConstraint ( )

inline

Default construct zero-initialized.

Definition at line 23 of file pointConstraintI.H.

References Tuple2< label, vector >::Tuple2().

Referenced by combine().

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pointConstraint() [2/4]

pointConstraint ( const Tuple2< label, vector > & pc )

inline

Construct from components.

Definition at line 29 of file pointConstraintI.H.

References Tuple2< label, vector >::Tuple2().

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pointConstraint() [3/4]

pointConstraint ( const label count, const vector & n )

inline

Construct from components.

Definition at line 35 of file pointConstraintI.H.

References n, and Tuple2< label, vector >::Tuple2().

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pointConstraint() [4/4]

pointConstraint ( Istream & is )

inlineexplicit

Construct from Istream. Handles ASCII only, since that is what Tuple2 does.

Definition at line 45 of file pointConstraintI.H.

References Tuple2< label, vector >::Tuple2().

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Member Function Documentation

applyConstraint()

void applyConstraint ( const vector & cd )

inline

Apply and accumulate the effect of the given constraint direction.

Definition at line 53 of file pointConstraintI.H.

References e, Tuple2< label, vector >::first(), Foam::mag(), Tuple2< label, vector >::second(), and Foam::Zero.

Referenced by cyclicSlipPointPatch::applyConstraint(), emptyPointPatch::applyConstraint(), nonuniformTransformCyclicPointPatch::applyConstraint(), symmetryPlanePointPatch::applyConstraint(), symmetryPointPatch::applyConstraint(), wedgePointPatch::applyConstraint(), combine(), plane::constrainTranslation(), and displacementSmartPointSmoothingMotionSolver::emptyCorrectPoints().

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combine()

void combine ( const pointConstraint & pc )

inline

Combine constraints.

Definition at line 82 of file pointConstraintI.H.

References applyConstraint(), e, Tuple2< T1, T2 >::first(), Tuple2< label, vector >::first(), Foam::mag(), n, pointConstraint(), Tuple2< T1, T2 >::second(), Tuple2< label, vector >::second(), and Foam::Zero.

Referenced by axis::constrainRotation(), orientation::constrainRotation(), line::constrainTranslation(), and point::constrainTranslation().

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constraintTransformation()

Foam::tensor constraintTransformation ( ) const

inline

Return the accumulated constraint transformation tensor.

Definition at line 123 of file pointConstraintI.H.

References Tuple2< label, vector >::first(), Foam::I, Tuple2< label, vector >::second(), Foam::sqr(), and Foam::Zero.

Referenced by sixDoFRigidBodyMotion::addConstraints().

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unconstrainedDirections()

void unconstrainedDirections ( label & n, tensor & vecs ) const

inline

Return the accumulated unconstrained directions. Directions coded as first n rows of tensor.

Definition at line 144 of file pointConstraintI.H.

References e, Tuple2< label, vector >::first(), Foam::mag(), n, Tuple2< label, vector >::second(), FixedList< T, N >::size(), Vector< Cmpt >::x(), x, Vector< Cmpt >::y(), and Foam::Zero.

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constrainDisplacement()

Foam::vector constrainDisplacement ( const vector & disp ) const

inline

Constrain a displacement.

Definition at line 190 of file pointConstraintI.H.

References Tuple2< label, vector >::first(), Tuple2< label, vector >::second(), and Foam::Zero.

Referenced by displacementSmartPointSmoothingMotionSolver::emptyCorrectPoints().

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

• src/OpenFOAM/fields/pointPatchFields/pointPatchField/pointConstraint/pointConstraint.H
• src/OpenFOAM/fields/pointPatchFields/pointPatchField/pointConstraint/pointConstraintI.H