geotess::GeoTessPositionLinear Class Reference

Implements linear interpolation in geographic dimensions of a grid. More...

#include <GeoTessPositionLinear.h>

Inheritance diagram for geotess::GeoTessPositionLinear:

Public Member Functions
	GeoTessPositionLinear (GeoTessModel *model, const GeoTessInterpolatorType &radialType)
	Standard constructor. More...
virtual	~GeoTessPositionLinear ()
	Destructor. More...
virtual const GeoTessInterpolatorType &	getInterpolatorType () const
	Retrieve the type of interpolation that this GeoTessPosition object is configured to perform. More...
virtual long	getMemory ()
	Retrieve the amount of memory consumed by this GeoTessPosition object. More...
Public Member Functions inherited from geotess::GeoTessPosition
virtual	~GeoTessPosition ()
	Destructor. More...
void	addReference ()
	Add reference count;. More...
void	copyVector (double *u)
	Copy the contents of the unit vector that corresponds to the current position into the supplied double* which must have at least 3 elements. More...
const double *	getClosestVertex () const
	Retrieve the unit vector of the vertex wiht the highest interpolation coefficient. More...
void	getCoefficients (map< int, double > &coefficients)
	Retrieve a map from pointIndex to interpolation coefficient. More...
double	getDepth ()
	Retrieve the depth of the current position in km. More...
double	getDepthBottom ()
	Retrieve an interpolated value of the depth of the bottom of the current layer. More...
double	getDepthBottom (int layid)
	Retrieve an interpolated value of the depth of the bottom of the current layer. More...
double	getDepthTop ()
	Retrieve an interpolated value of the depth of the top of the current layer. More...
double	getDepthTop (int layid)
	Retrieve an interpolated value of the depth of the top of the current layer. More...
double	getEarthRadius ()
	Retrieve the radius of the Earth at this position, in km. More...
double	getErrorValue ()
	If any calculated value is Double.NaN, then functions like getValue() or getRadiusTop() or getRadiusBottom() will return this errorValue. More...
double	getHorizontalCoefficient (int index) const
	Retrieve the interpolation coefficient associated with one of the vertices of the tessellation used to interpolate data. More...
const vector< double > &	getHorizontalCoefficients () const
	Retrieve a reference to the horizontal interpolation coefficients associated with the vertices of the tessellation used to interpolate data. More...
int	getIndexOfClosestVertex () const
	Retrieve the index of the highest interpolation coefficient. More...
int	getLayerId (double rad)
	Retrieve the index of the layer that contains the specified radius. More...
int	getLayerId ()
double	getLayerThickness (int layid)
	Retrieve the thickness of specified layer, in km. More...
double	getLayerThickness ()
	Retrieve the thickness of specified layer, in km. More...
int	getMaxTessLevel (int layid)
	Retrieve the current value of maxTessLevel, which is the maximum tessellation level such that the triangle that is found during a walking triangle search will be on a tessellation level that is no higher than the specified value. More...
GeoTessModel *	getModel ()
int	getNVertices ()
	Return the number of vertices (3 for LINEAR interpolation, more for natural neighbor). More...
double	getRadius ()
	Retrieve the radius of the current position, in km. More...
double	getRadiusBottom (int layid)
	Retrieve an interpolated value of the radius of the bottom of the specified layer, in km. More...
double	getRadiusBottom ()
	Retrieve an interpolated value of the radius of the bottom of the current layer. More...
double	getRadiusTop (int layid)
	Retrieve an interpolated value of the radius of the top of the specified layer, in km. More...
double	getRadiusTop ()
	Retrieve an interpolated value of the radius of the top of the current layer. More...
int	getReferenceCount ()
	Retrieve reference count - number of other objects that hold a reference to this position object. More...
int	getTessID ()
int	getTessLevel () const
	Retrieve the index of the tessellation level of the triangle that was found the last time that the walinkg triangle algorithm was executed. More...
int	getTessLevel (const int &tId)
	Retrieve the index of the tessellation level of the triangle that was found the last time that the walking triangle algorithm was executed. More...
int	getTriangle ()
	Retrieve the index of the triangle within which the current position is located. More...
virtual double	getValue (int attribute)
	Retrieve an interpolated value of the specified model attribute. More...
double *	getVector ()
	Retrieve a reference to the 3 component unit vector that corresponds to the current position. More...
int	getVertex (int index)
	Return the index of one of the vertices used to interpolate data. More...
int	getVertexIndex ()
	If the position of this GeoTessPosition object is currently set to a location that coincides with one of the grid vertices, return the index of that vertex. More...
const vector< int > &	getVertices () const
	Return a reference to the array containing the indexes of vertices in the 2D grid that will be involved in the interpolation of data. More...
void	getWeights (map< int, double > &weights, double dkm)
	Add the weights of the current interpolation position to the supplied map of weights. More...
bool	isNotReferenced ()
	Returns true if reference count is zero. More...
bool	isRadiusOutOfRangeAllowed ()
	Controls radius out-of-range behavior. More...
bool	noEmptyProfiles ()
	Returns true if the current interpolation position has no empty profiles. More...
void	removeReference ()
	Remove reference count;. More...
void	set (double lat, double lon, double depth)
	Set the interpolation point to specified latitude and and longitude in degrees and depth in km below sea level. More...
void	set (const double *const uVector, const double &newRadius)
	Set the interpolation point. More...
void	set (int layid, double lat, double lon, double depth)
	Set the interpolation point to specified latitude and longitude in degrees and depth in km below sea level. More...
void	set (int layid, const double *const uVector, double rad)
	Set the interpolation point. More...
void	setBottom (int layid, const double *const uVector)
	Set the 2D position to unitVector and radius to the radius of the bottom of the specified layer. More...
void	setBottom (int layid)
	Set the radius to the radius of the bottom of the specified layer. More...
void	setDepth (int layer, double depth)
	Change the current layer and/or depth without changing the geographic position. More...
void	setDepth (double depth)
	Change the current depth without changing the geographic position. More...
void	setErrorValue (double errVal)
	If any calculated value is NaN, then functions like getValue() or getRadiusTop() or getRadiusBottom() will return this value. More...
void	setMaxTessLevel (int layid, int maxTess)
	Set the maximum tessellation level such that the triangle that is found during a walking triangle search will be on a tessellation level that is no higher than the specified value. More...
void	setModel (GeoTessModel *newModel)
	Replace the model that currently supports this GeoTessPosition object with a new model. More...
void	setRadius (int layid, double rad)
	Change the current radius without changing the geographic position. More...
void	setRadius (double rad)
	Change the current radius without changing the geographic position. More...
void	setRadiusOutOfRangeAllowed (bool allowed)
	Controls radius out-of-range behavior. More...
void	setTop (int layid, const double *const uVector)
	Set the 2D position to unitVector and radius to the radius of the top of the specified layer. More...
void	setTop (int layid)
	Set the radius to the radius of the top of the specified layer. More...
string	toString ()
	Returns position as a string. More...

Protected Member Functions
virtual void	update2D (int tid)
	Set vertices to the 3-element array that stores the corners of the triangle identified during the triangle walk algorithm. More...

Additional Inherited Members
Static Public Member Functions inherited from geotess::GeoTessPosition
static GeoTessPosition *	getGeoTessPosition (GeoTessModel *model)
	Static factory method to create a new GeoTessPosition object. More...
static GeoTessPosition *	getGeoTessPosition (GeoTessModel *model, const GeoTessInterpolatorType &horizontalType)
	Static factory method to create a new GeoTessPosition object. More...
static GeoTessPosition *	getGeoTessPosition (GeoTessModel *model, const GeoTessInterpolatorType &horizontalType, const GeoTessInterpolatorType &radialType)
	Static factory method to create a new GeoTessPosition object. More...

Detailed Description

Implements linear interpolation in geographic dimensions of a grid.

Implements linear interpolation in geographic dimensions of a grid.

Author

Sandy Ballard

Constructor & Destructor Documentation

geotess::GeoTessPositionLinear::GeoTessPositionLinear	(	GeoTessModel *	model,
		const GeoTessInterpolatorType &	radialType
	)

Standard constructor.

virtual geotess::GeoTessPositionLinear::~GeoTessPositionLinear ( )

virtual

Destructor.

Member Function Documentation

virtual const GeoTessInterpolatorType& geotess::GeoTessPositionLinear::getInterpolatorType ( ) const

inlinevirtual

Retrieve the type of interpolation that this GeoTessPosition object is configured to perform.

Either InterpolatorType.LINEAR or InterpolatorType.NATURAL_NEIGHBOR.

Reimplemented from geotess::GeoTessPosition.

virtual long geotess::GeoTessPositionLinear::getMemory ( )

inlinevirtual

Retrieve the amount of memory consumed by this GeoTessPosition object.

Returns

memory in bytes.

Reimplemented from geotess::GeoTessPosition.

virtual void geotess::GeoTessPositionLinear::update2D ( int  tid )

inlineprotectedvirtual

Set vertices to the 3-element array that stores the corners of the triangle identified during the triangle walk algorithm.

Horizontal coefficients are similarly set to the coefficients identified during triangle walk.

Exceptions

GeoTessException

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

• include/GeoTessPositionLinear.h