SPATREF::COORDOP Class Reference

Coordinate Operation (conversion/transformation) service. More...

#include <mi32/coordop.h>

Inheritance diagram for SPATREF::COORDOP:

Public Member Functions
	COORDOP (const COORDOP &rhs)
	~COORDOP ()
ERRVALUE	ConvertForward (const DPOINT3DH ipoints, DPOINT3DH opoints, INT32 NumPoints) const
ERRVALUE	ConvertForward (const DPOINT3D ipoints, DPOINT3D opoints, INT32 NumPoints) const
ERRVALUE	ConvertForward (const DPOINT2D ipoints, DPOINT2D opoints, INT32 NumPoints) const
ERRVALUE	ConvertForward (const DPOINT3DH &ipoint, DPOINT3DH &opoint) const
ERRVALUE	ConvertForward (const DPOINT3D &ipoint, DPOINT3D &opoint) const
ERRVALUE	ConvertForward (const DPOINT2D &ipoint, DPOINT2D &opoint) const
ERRVALUE	ConvertForwardDense (INT32 NumPoints, int NumDim, const double *ipoint, double tolerance, COORDOP_TARGET &target) const
ERRVALUE	ConvertReverse (const DPOINT3DH ipoints, DPOINT3DH opoints, INT32 NumPoints) const
ERRVALUE	ConvertReverse (const DPOINT3D ipoints, DPOINT3D opoints, INT32 NumPoints) const
ERRVALUE	ConvertReverse (const DPOINT2D ipoints, DPOINT2D opoints, INT32 NumPoints) const
ERRVALUE	ConvertReverse (const DPOINT3DH &ipoint, DPOINT3DH &opoint) const
ERRVALUE	ConvertReverse (const DPOINT3D &ipoint, DPOINT3D &opoint) const
ERRVALUE	ConvertReverse (const DPOINT2D &ipoint, DPOINT2D &opoint) const
ERRVALUE	ConvertReverseDense (INT32 NumPoints, int NumDim, const double *ipoint, double tolerance, COORDOP_TARGET &target) const
const COORDOP_IMPL::LINEAR &	GetLinear () const
int	GetLinearApproximation (COORDOP &CoordOp, COORDOP_DIRECTION direction, const REGION2D &region, double tolerance) const
const COORDREFSYS &	GetSourceCRS () const
const COORDREFSYS &	GetTargetCRS () const
bool	HasForward () const
bool	HasReverse () const
bool	IsBidirectional () const
bool	IsIdentity () const
bool	IsLinear () const
bool	IsList () const
COORDOP &	operator= (const COORDOP &rhs)
void	ReverseDirection ()

Detailed Description

Coordinate Operation (conversion/transformation) service.

Coordinate operatiosn instances are reference-counted so that assignment and list manipulation is efficient and requires no additional memory allocation.

Constructor & Destructor Documentation

SPATREF::COORDOP::COORDOP ( const COORDOP & rhs )

Copy constructor.

SPATREF::COORDOP::~COORDOP ( )

Destructor.

Member Function Documentation

ERRVALUE SPATREF::COORDOP::ConvertForward	(	const DPOINT3DH *	ipoints,
		DPOINT3DH *	opoints,
		INT32	NumPoints
	)			const `[inline]`

Perform forward operation on DPOINT3DH array.

Parameters:

	ipoints	Input point array
	opoints	Output point array
	NumPoints	Number of points to convert

ERRVALUE SPATREF::COORDOP::ConvertForward	(	const DPOINT3D *	ipoints,
		DPOINT3D *	opoints,
		INT32	NumPoints
	)			const `[inline]`

Perform forward operation on DPOINT3D array.

Parameters:

	ipoints	Input point array
	opoints	Output point array
	NumPoints	Number of points to convert

ERRVALUE SPATREF::COORDOP::ConvertForward	(	const DPOINT2D *	ipoints,
		DPOINT2D *	opoints,
		INT32	NumPoints
	)			const `[inline]`

Perform forward operation on DPOINT2D array.

Parameters:

	ipoints	Input point array
	opoints	Output point array
	NumPoints	Number of points to convert

ERRVALUE SPATREF::COORDOP::ConvertForward	(	const DPOINT3DH &	ipoint,
		DPOINT3DH &	opoint
	)			const `[inline]`

Perform forward operation on DPOINT3DH.

Parameters:

	ipoint	Input point
	opoint	Output point

ERRVALUE SPATREF::COORDOP::ConvertForward	(	const DPOINT3D &	ipoint,
		DPOINT3D &	opoint
	)			const `[inline]`

Perform forward operation on DPOINT3D.

Parameters:

	ipoint	Input point
	opoint	Output point

ERRVALUE SPATREF::COORDOP::ConvertForward	(	const DPOINT2D &	ipoint,
		DPOINT2D &	opoint
	)			const `[inline]`

Perform forward operation on DPOINT2D.

Parameters:

	ipoint	Input point
	opoint	Output point

ERRVALUE SPATREF::COORDOP::ConvertForwardDense	(	INT32	NumPoints,
		int	NumDim,
		const double *	ipoint,
		double	tolerance,
		COORDOP_TARGET &	target
	)			const `[inline]`

Perform forward operation with possible densification.

Parameters:

	NumPoints	Number of points
	NumDim	Number of dimensions (usually 2, 3 or 4 (indicates homogeneous))
	ipoint	Input point array of specified dimension
	tolerance	Densification tolerance in target coordinates
	target	Target for converted points

ERRVALUE SPATREF::COORDOP::ConvertReverse	(	const DPOINT3DH *	ipoints,
		DPOINT3DH *	opoints,
		INT32	NumPoints
	)			const `[inline]`

Perform reverse operation on DPOINT3DH array.

Parameters:

	ipoints	Input point array
	opoints	Output point array
	NumPoints	Number of points to convert

ERRVALUE SPATREF::COORDOP::ConvertReverse	(	const DPOINT3D *	ipoints,
		DPOINT3D *	opoints,
		INT32	NumPoints
	)			const `[inline]`

Perform reverse operation on DPOINT3D array.

Parameters:

	ipoints	Input point array
	opoints	Output point array
	NumPoints	Number of points to convert

ERRVALUE SPATREF::COORDOP::ConvertReverse	(	const DPOINT2D *	ipoints,
		DPOINT2D *	opoints,
		INT32	NumPoints
	)			const `[inline]`

Perform reverse operation on DPOINT2D array.

Parameters:

	ipoints	Input point array
	opoints	Output point array
	NumPoints	Number of points to convert

ERRVALUE SPATREF::COORDOP::ConvertReverse	(	const DPOINT3DH &	ipoint,
		DPOINT3DH &	opoint
	)			const `[inline]`

Perform reverse operation on DPOINT3DH.

Parameters:

	ipoint	Input point
	opoint	Output point

ERRVALUE SPATREF::COORDOP::ConvertReverse	(	const DPOINT3D &	ipoint,
		DPOINT3D &	opoint
	)			const `[inline]`

Perform reverse operation on DPOINT3D.

Parameters:

	ipoint	Input point
	opoint	Output point

ERRVALUE SPATREF::COORDOP::ConvertReverse	(	const DPOINT2D &	ipoint,
		DPOINT2D &	opoint
	)			const `[inline]`

Perform reverse operation on DPOINT2D.

Parameters:

	ipoint	Input point
	opoint	Output point

ERRVALUE SPATREF::COORDOP::ConvertReverseDense	(	INT32	NumPoints,
		int	NumDim,
		const double *	ipoint,
		double	tolerance,
		COORDOP_TARGET &	target
	)			const `[inline]`

Perform reverse operation with possible densification.

Parameters:

	NumPoints	Number of points
	NumDim	Number of dimensions (usually 2, 3 or 4 (indicates homogeneous))
	ipoint	Input point array of specified dimension
	tolerance	Densification tolerance in target coordinates
	target	Target for converted points

const COORDOP_IMPL::LINEAR& SPATREF::COORDOP::GetLinear ( ) const [inline]

Get linear implementation instance for subsequent fast inline conversion.

Note: If IsLinear() returns false then the returned LINEAR operation will not be valid.

int SPATREF::COORDOP::GetLinearApproximation	(	COORDOP &	CoordOp,
		COORDOP_DIRECTION	direction,
		const REGION2D &	region,
		double	tolerance
	)			const

Attempt to get linear approximation to operation within specified tolerance.

Regardless of direction specified, any returned LINEAR operation will have the same direction as the operation instance itself.

Returns:: TRUE if returned operation is linear, FALSE if not, < 0 if error.

Parameters:

	CoordOp	Coordinate operation returned
	direction	Direction in which to perform approximation
	region	Region in 'input' CRS based on specified direction
	tolerance	Tolerance in 'output' CRS based on specified direction

const COORDREFSYS& SPATREF::COORDOP::GetSourceCRS ( ) const [inline]

Get source coordinate reference system description.

const COORDREFSYS& SPATREF::COORDOP::GetTargetCRS ( ) const [inline]

Get target coordinate reference system description.

bool SPATREF::COORDOP::HasForward ( ) const [inline]

Determine if forward operation is supported.

bool SPATREF::COORDOP::HasReverse ( ) const [inline]

Determine if reverse operation is supported.

bool SPATREF::COORDOP::IsBidirectional ( ) const [inline]

Determine if both forward and reverse operations are supported.

bool SPATREF::COORDOP::IsIdentity ( void ) const [inline]

bool SPATREF::COORDOP::IsLinear ( ) const [inline]

Determine if linear transformation available.

bool SPATREF::COORDOP::IsList ( ) const [inline]

Determine if operation uses a list.

COORDOP& SPATREF::COORDOP::operator= ( const COORDOP & rhs )

Assignment.

Reimplemented in SPATREF::COORDOP_LIST.

void SPATREF::COORDOP::ReverseDirection ( )

Reverse direction of operation.

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

mi32/coordop.h

SPATREF::COORDOP Class Reference

Public Member Functions

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation