pointConstraint Class Reference

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

Inheritance diagram for pointConstraint:

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Public Member Functions
	pointConstraint ()
	Construct null. More...
	pointConstraint (const Tuple2< label, vector > &)
	Construct from components. More...
	pointConstraint (Istream &)
	Construct from Istream. More...
void	applyConstraint (const vector &cd)
	Apply and accumulate the effect of the given constraint direction. More...
void	combine (const pointConstraint &)
	Combine constraints. More...
tensor	constraintTransformation () const
	Return the accumulated constraint transformation tensor. More...
void	unconstrainedDirections (label &n, tensor &vecs) const
	Return the accumulated unconstrained directions. Directions. More...
Public Member Functions inherited from Tuple2< label, vector >
	Tuple2 ()
	Null constructor for lists. More...
	Tuple2 (const Type1 &f, const Type2 &s)
	Construct from components. More...
	Tuple2 (Istream &is)
	Construct from Istream. More...
const Type1 &	first () const
	Return first. More...
Type1 &	first ()
	Return first. More...
const Type2 &	second () const
	Return second. More...
Type2 &	second ()
	Return second. More...

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

Definition at line 56 of file pointConstraint.H.

Constructor & Destructor Documentation

pointConstraint() [1/3]

pointConstraint ( )

inline

Construct null.

Definition at line 28 of file pointConstraintI.H.

pointConstraint() [2/3]

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

inline

Construct from components.

Definition at line 34 of file pointConstraintI.H.

pointConstraint() [3/3]

pointConstraint ( Istream &  is )

inline

Construct from Istream.

Definition at line 40 of file pointConstraintI.H.

Member Function Documentation

applyConstraint()

void applyConstraint ( const vector &  cd )

inline

Apply and accumulate the effect of the given constraint direction.

Definition at line 48 of file pointConstraintI.H.

References Foam::e, Foam::mag(), and Vector< scalar >::zero.

Referenced by emptyPointPatch::applyConstraint(), symmetryPlanePointPatch::applyConstraint(), wedgePointPatch::applyConstraint(), nonuniformTransformCyclicPointPatch::applyConstraint(), symmetryPointPatch::applyConstraint(), cyclicSlipPointPatch::applyConstraint(), plane::constrainTranslation(), and autoSnapDriver::featureAttractionUsingReconstruction().

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combine()

void combine ( const pointConstraint &  pc )

inline

Combine constraints.

Definition at line 77 of file pointConstraintI.H.

References Foam::e, Tuple2::first(), Foam::mag(), n, Tuple2::second(), and Vector< scalar >::zero.

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

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constraintTransformation()

Foam::tensor constraintTransformation ( ) const

inline

Return the accumulated constraint transformation tensor.

Definition at line 118 of file pointConstraintI.H.

References Foam::I, Foam::sqr(), and Tensor::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 139 of file pointConstraintI.H.

References Foam::e, Foam::mag(), n, FixedList::size(), x, Vector< Cmpt >::x(), Vector< Cmpt >::y(), and Vector< scalar >::zero.

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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