QGIS API Documentation  2.8.2-Wien
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Properties Friends Macros Groups Pages
Public Member Functions | Protected Member Functions | Protected Attributes | List of all members
LinTriangleInterpolator Class Reference

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

#include <LinTriangleInterpolator.h>

Inheritance diagram for LinTriangleInterpolator:
Inheritance graph
[legend]

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) override
 Calculates the normal vector and assigns it to vec.
virtual bool calcPoint (double x, double y, Point3D *result) override
 Performs a linear interpolation in a triangle and assigns the x-,y- and z-coordinates to point.
virtual DualEdgeTriangulationgetTriangulation () 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

DualEdgeTriangulationmTIN

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 
)
overridevirtual

Calculates the normal vector and assigns it to vec.

Implements TriangleInterpolator.

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

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.

void LinTriangleInterpolator::setTriangulation ( DualEdgeTriangulation tin)
inlinevirtual

Sets a Triangulation.

Definition at line 71 of file LinTriangleInterpolator.h.

Member Data Documentation

DualEdgeTriangulation* LinTriangleInterpolator::mTIN
protected

Definition at line 44 of file LinTriangleInterpolator.h.


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