Proj4CoordinateConverter

A CoordinateConverter implementation using the PROJ library for geodetic transformations. More...

Inheritance diagram for Proj4CoordinateConverter:

Collaboration diagram for Proj4CoordinateConverter:

Public Member Functions
	Proj4CoordinateConverter (const CoordinateProjection &to_projection, const CoordinateProjection &from_projection)
	Constructs a converter between two coordinate projections.
	~Proj4CoordinateConverter ()
	Destroys the converter and releases PROJ resources.
Bounds< 2, fltp08 >	convert (const Bounds< 2, fltp08 > &location, bool inverse=false) const override
	Converts a 2D bounding box between coordinate systems.
Bounds< 3, fltp08 >	convert (const Bounds< 3, fltp08 > &location, bool inverse=false) const override
	Converts a 3D bounding box between coordinate systems.
Matrix< fltp08 >	convert (const Matrix< fltp08 > &location, bool inverse=false) const override
	Converts a transformation matrix between coordinate systems.
Vertex< 2, fltp08 >	convert (const Vertex< 2, fltp08 > &location, bool inverse=false) const override
	Converts a 2D vertex between coordinate systems.
Vertex< 3, fltp08 >	convert (const Vertex< 3, fltp08 > &location, bool inverse=false) const override
	Converts a 3D vertex between coordinate systems.
void	setDestinationProjection (const CoordinateProjection &to_projection) override
	Sets the destination coordinate projection.
void	setSourceProjection (const CoordinateProjection &from_projection) override
	Sets the source coordinate projection.
Public Member Functions inherited from CoordinateConverter
	CoordinateConverter (const CoordinateProjection &to_projection, const CoordinateProjection &from_projection)
	Constructs a CoordinateConverter with the given source and destination projections.
virtual	~CoordinateConverter ()
	Virtual destructor for safe polymorphic deletion.
CoordinateProjection	fromProjection ()
	Returns the source coordinate projection.
CoordinateProjection	toProjection ()
	Returns the destination coordinate projection.

Protected Member Functions
void	destroyTransform ()
	Destroys the internal PROJ transform and context.
void	rebuildTransform ()
	Rebuilds the internal PROJ transform from current projections.

Protected Attributes
void *	m_context
	The PROJ threading context.
void *	m_transform
	The PROJ transformation object.
Protected Attributes inherited from CoordinateConverter
CoordinateProjection	m_from_projection
	The source coordinate projection to convert from.
CoordinateProjection	m_to_projection
	The destination coordinate projection to convert into.

Detailed Description

A CoordinateConverter implementation using the PROJ library for geodetic transformations.

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Definition at line 10 of file Proj4CoordinateConverter.h.

Constructor & Destructor Documentation

Proj4CoordinateConverter()

Proj4CoordinateConverter::Proj4CoordinateConverter	(	const CoordinateProjection &	to_projection,
		const CoordinateProjection &	from_projection )

Constructs a converter between two coordinate projections.

Parameters

[in]	to_projection	The destination coordinate projection.
[in]	from_projection	The source coordinate projection.

Member Function Documentation

convert() [1/5]

Bounds< 2, fltp08 > Proj4CoordinateConverter::convert ( const Bounds< 2, fltp08 > & location, bool inverse = false ) const

overridevirtual

Converts a 2D bounding box between coordinate systems.

Parameters

[in]	location	The bounding box to convert.
[in]	inverse	Whether to perform the inverse transformation.

Returns

The converted bounding box.

Implements CoordinateConverter.

convert() [2/5]

Bounds< 3, fltp08 > Proj4CoordinateConverter::convert ( const Bounds< 3, fltp08 > & location, bool inverse = false ) const

overridevirtual

Converts a 3D bounding box between coordinate systems.

Parameters

[in]	location	The bounding box to convert.
[in]	inverse	Whether to perform the inverse transformation.

Returns

The converted bounding box.

Implements CoordinateConverter.

convert() [3/5]

Matrix< fltp08 > Proj4CoordinateConverter::convert ( const Matrix< fltp08 > & location, bool inverse = false ) const

overridevirtual

Converts a transformation matrix between coordinate systems.

Parameters

[in]	location	The matrix to convert.
[in]	inverse	Whether to perform the inverse transformation.

Returns

The converted matrix.

Implements CoordinateConverter.

convert() [4/5]

Vertex< 2, fltp08 > Proj4CoordinateConverter::convert ( const Vertex< 2, fltp08 > & location, bool inverse = false ) const

overridevirtual

Converts a 2D vertex between coordinate systems.

Parameters

[in]	location	The vertex to convert.
[in]	inverse	Whether to perform the inverse transformation.

Returns

The converted vertex.

Implements CoordinateConverter.

convert() [5/5]

Vertex< 3, fltp08 > Proj4CoordinateConverter::convert ( const Vertex< 3, fltp08 > & location, bool inverse = false ) const

overridevirtual

Converts a 3D vertex between coordinate systems.

Parameters

[in]	location	The vertex to convert.
[in]	inverse	Whether to perform the inverse transformation.

Returns

The converted vertex.

Implements CoordinateConverter.

setDestinationProjection()

void Proj4CoordinateConverter::setDestinationProjection ( const CoordinateProjection & to_projection )

overridevirtual

Sets the destination coordinate projection.

Parameters

[in]

to_projection

The destination projection to set.

Implements CoordinateConverter.

setSourceProjection()

void Proj4CoordinateConverter::setSourceProjection ( const CoordinateProjection & from_projection )

overridevirtual

Sets the source coordinate projection.

Parameters

[in]

from_projection

The source projection to set.

Implements CoordinateConverter.

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

• ProjLibraryInterface/Headers/Proj4CoordinateConverter.h