Go::Spline2FunctionInt Class Reference
[Intersections]

This class represents the "intersection object" of a spline surface of dimension 1. More...

#include <Spline2FunctionInt.h>

Inheritance diagram for Go::Spline2FunctionInt:

List of all members.

Public Member Functions
	Spline2FunctionInt (boost::shared_ptr< SplineSurface > surf)
	Constructor.
	Spline2FunctionInt (boost::shared_ptr< SplineSurface > surf, Param2FunctionInt *parent)
	Constructor.
virtual	~Spline2FunctionInt ()
	Destructor.
virtual boost::shared_ptr< Param2FunctionInt >	makeIntFunction (boost::shared_ptr< ParamSurface > surf)
	Return an intersection object for the input surface.
virtual bool	hasInnerKnots (int pardir) const
	Return true if the object has any inner knots in the specified parameter direction.
virtual bool	hasCriticalValsOrKnots (int pardir) const
	Return true if the object has any critical parameter values or inner knots in the specified parameter direction.
virtual std::vector< double >	getInnerKnotVals (int pardir, bool sort=false) const
	Return the inner knot values in the specified direction.
virtual std::vector< double >	getCriticalValsAndKnots (int pardir) const
	Return the critical parameter values and inner knots for object.
virtual double	startParam (int pardir) const
	Return the start parameter value in the specified direction.
virtual double	endParam (int pardir) const
	Return the end parameter in the specified direction.
virtual bool	monotone (Point &dir, double tol=1.0e-15) const
	Return true if the surface is monotone in any direction.
virtual int	knotIntervalFuzzy (int pardir, double &t, double tol) const
	Return the knot interval for which t lies inside, moving the value t if it lies close to a knot.
virtual double	nextSegmentVal (int pardir, double par, bool forward) const
	Return the value of the knot next to the input parameter par.
virtual void	getBoundaryObjects (std::vector< boost::shared_ptr< BoundaryFunctionInt > > &bd_objs)
	Return the boundary objects of this object.
boost::shared_ptr< SplineSurface >	surface3D ()
	Return a 3-dimensional visualization spline surface.
boost::shared_ptr< SplineSurface >	createGradSurface () const
	Return the gradient of the function S as a two-dimensional spline surface: (dS/du, dS/dv).
Protected Attributes
boost::shared_ptr< SplineSurface >	spsf_

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Detailed Description

This class represents the "intersection object" of a spline surface of dimension 1.

Definition at line 49 of file Spline2FunctionInt.h.

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Constructor & Destructor Documentation

Go::Spline2FunctionInt::Spline2FunctionInt

(

boost::shared_ptr< SplineSurface >

surf

)

[explicit]

Constructor.

Parameters:

surf

the parametric 1-dimensional surface defining the object.

Go::Spline2FunctionInt::Spline2FunctionInt	(	boost::shared_ptr< SplineSurface >	surf,
		Param2FunctionInt *	parent
	)			[explicit]

Constructor.

Parameters:

	surf	the parametric 1-dimensional surface defining the object.
	parent	the parent object to this object.

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Member Function Documentation

virtual boost::shared_ptr<Param2FunctionInt> Go::Spline2FunctionInt::makeIntFunction

(

boost::shared_ptr< ParamSurface >

surf

)

[virtual]

Return an intersection object for the input surface.

This object is used as the parent for the intersection object.

Parameters:

surf

the parametric surface defining the intersection object.

Reimplemented from Go::Param2FunctionInt.

virtual bool Go::Spline2FunctionInt::hasInnerKnots

(

int

pardir

)

const [virtual]

Return true if the object has any inner knots in the specified parameter direction.

Parameters:

pardir

the parameter direction in question. Indexing starts at 0.

Reimplemented from Go::Param2FunctionInt.

virtual bool Go::Spline2FunctionInt::hasCriticalValsOrKnots

(

int

pardir

)

const [virtual]

Return true if the object has any critical parameter values or inner knots in the specified parameter direction.

Parameters:

pardir

the parameter direction in question. Indexing starts at 0.

Reimplemented from Go::Param2FunctionInt.

virtual std::vector<double> Go::Spline2FunctionInt::getInnerKnotVals	(	int	pardir,
		bool	sort = false
	)			const [virtual]

Return the inner knot values in the specified direction.

Parameters:

	pardir	the parameter direction in question. Indexing starts at 0.
	sort	the returned values may be sorted by the function.

Reimplemented from Go::Param2FunctionInt.

virtual std::vector<double> Go::Spline2FunctionInt::getCriticalValsAndKnots

(

int

pardir

)

const [virtual]

Return the critical parameter values and inner knots for object.

Parameters:

pardir

the parameter direction in question. Indexing starts at 0.

Reimplemented from Go::Param2FunctionInt.

virtual double Go::Spline2FunctionInt::startParam

(

int

pardir

)

const [virtual]

Return the start parameter value in the specified direction.

Parameters:

pardir

the parameter direction in question. Indexing starts at 0.

Returns:

The start parameter in the specified direction.

Reimplemented from Go::Param2FunctionInt.

virtual double Go::Spline2FunctionInt::endParam

(

int

pardir

)

const [virtual]

Return the end parameter in the specified direction.

Parameters:

pardir

the parameter direction in question. Indexing starts at 0.

Returns:

The end parameter in the specified direction.

Reimplemented from Go::Param2FunctionInt.

virtual bool Go::Spline2FunctionInt::monotone	(	Point &	dir,
		double	tol = 1.0e-15
	)			const [virtual]

Return true if the surface is monotone in any direction.

Parameters:

dir

the direction in which the surface is monotone. Pertains only if surface is monotone.

Returns:

Whether or not the surface is monotone.

Reimplemented from Go::Param2FunctionInt.

virtual int Go::Spline2FunctionInt::knotIntervalFuzzy	(	int	pardir,
		double &	t,
		double	tol
	)			const [virtual]

Return the knot interval for which t lies inside, moving the value t if it lies close to a knot.

Parameters:

	pardir	the parameter direction in question. Indexing starts at 0.
	t	the parameter value
	tol	the parametric tolerance deciding if the input parameter t should be moved.

Reimplemented from Go::Param2FunctionInt.

virtual double Go::Spline2FunctionInt::nextSegmentVal	(	int	pardir,
		double	par,
		bool	forward
	)			const [virtual]

Return the value of the knot next to the input parameter par.

Parameters:

	pardir	the parameter direction in question. Indexing starts at 0.
	par	the parameter value
	forward	if true we return the closest knot to the right, otherwise the closest knot to the left.

Returns:

The knot closest to the input parameter.

Reimplemented from Go::Param2FunctionInt.

virtual void Go::Spline2FunctionInt::getBoundaryObjects

(

std::vector< boost::shared_ptr< BoundaryFunctionInt > > &

bd_objs

)

[virtual]

Return the boundary objects of this object.

Parameters:

bd_objs

the boundary objects of this object.

Reimplemented from Go::Param2FunctionInt.

boost::shared_ptr<SplineSurface> Go::Spline2FunctionInt::surface3D

(

)

Return a 3-dimensional visualization spline surface.

Returns:

The pointer to the 3-dimensional spline surface (u, v, surf_(u, v)).

boost::shared_ptr<SplineSurface> Go::Spline2FunctionInt::createGradSurface

(

)

const

Return the gradient of the function S as a two-dimensional spline surface: (dS/du, dS/dv).

Returns:

Pointer to the gradient spline surface

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

• Spline2FunctionInt.h

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