LinTriangleInterpolator Class Reference

LinTriangleInterpolator is a class which interpolates linearly on a triangulation. More...

#include <LinTriangleInterpolator.h>

Inheritance diagram for LinTriangleInterpolator:

Collaboration diagram for LinTriangleInterpolator:

Public Member Functions
	LinTriangleInterpolator ()
	Default constructor.
	LinTriangleInterpolator (DualEdgeTriangulation *tin)
	Constructor with reference to a DualEdgeTriangulation object.
virtual	~LinTriangleInterpolator ()
	Destructor.
virtual bool	calcNormVec (double x, double y, Vector3D *result)
	Calculates the normal vector and assigns it to vec.
virtual bool	calcPoint (double x, double y, Point3D *result)
	Performs a linear interpolation in a triangle and assigns the x-,y- and z-coordinates to point.
virtual DualEdgeTriangulation *	getTriangulation () const
	Returns a pointer to the current Triangulation object.
virtual void	setTriangulation (DualEdgeTriangulation *tin)
	Sets a Triangulation.
Public Member Functions inherited from TriangleInterpolator
virtual	~TriangleInterpolator ()

Protected Member Functions
virtual bool	calcFirstDerX (double x, double y, Vector3D *result)
	Calculates the first derivative with respect to x for a linear surface and assigns it to vec.
virtual bool	calcFirstDerY (double x, double y, Vector3D *result)
	Calculates the first derivative with respect to y for a linear surface and assigns it to vec.

Protected Attributes
DualEdgeTriangulation *	mTIN

Detailed Description

LinTriangleInterpolator is a class which interpolates linearly on a triangulation.

Definition at line 24 of file LinTriangleInterpolator.h.

Constructor & Destructor Documentation

LinTriangleInterpolator::LinTriangleInterpolator ( )

inline

Default constructor.

Definition at line 51 of file LinTriangleInterpolator.h.

LinTriangleInterpolator::LinTriangleInterpolator ( DualEdgeTriangulation *  tin )

inline

Constructor with reference to a DualEdgeTriangulation object.

Definition at line 56 of file LinTriangleInterpolator.h.

LinTriangleInterpolator::~LinTriangleInterpolator ( )

inlinevirtual

Destructor.

Definition at line 61 of file LinTriangleInterpolator.h.

Member Function Documentation

virtual bool LinTriangleInterpolator::calcFirstDerX ( double  x, double  y, Vector3D *  result  )

protectedvirtual

Calculates the first derivative with respect to x for a linear surface and assigns it to vec.

virtual bool LinTriangleInterpolator::calcFirstDerY ( double  x, double  y, Vector3D *  result  )

protectedvirtual

Calculates the first derivative with respect to y for a linear surface and assigns it to vec.

virtual bool LinTriangleInterpolator::calcNormVec ( double  x, double  y, Vector3D *  result  )

virtual

Calculates the normal vector and assigns it to vec.

Implements TriangleInterpolator.

virtual bool LinTriangleInterpolator::calcPoint ( double  x, double  y, Point3D *  result  )

virtual

Performs a linear interpolation in a triangle and assigns the x-,y- and z-coordinates to point.

Implements TriangleInterpolator.

DualEdgeTriangulation * LinTriangleInterpolator::getTriangulation ( ) const

inlinevirtual

Returns a pointer to the current Triangulation object.

Definition at line 66 of file LinTriangleInterpolator.h.

References mTIN.

void LinTriangleInterpolator::setTriangulation ( DualEdgeTriangulation *  tin )

inlinevirtual

Sets a Triangulation.

Definition at line 71 of file LinTriangleInterpolator.h.

References mTIN.

Member Data Documentation

DualEdgeTriangulation* LinTriangleInterpolator::mTIN

protected

Definition at line 44 of file LinTriangleInterpolator.h.

Referenced by getTriangulation(), and setTriangulation().

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

• /tmp/buildd/qgis-2.0.1/src/analysis/interpolation/LinTriangleInterpolator.h