SPATREF::COORDOP Class Reference

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

#include <mi32/coordop.h>

Inheritance diagram for SPATREF::COORDOP:

[legend]List of all members.

Public Member Functions
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
	COORDOP (const COORDOP &rhs)
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 ()
	~COORDOP ()

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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.

Definition at line 645 of file coordop.h.

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Constructor & Destructor Documentation

SPATREF::COORDOP::COORDOP

(

const COORDOP &

rhs

)

Copy constructor.

SPATREF::COORDOP::~COORDOP

(

)

Destructor.

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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

Definition at line 695 of file coordop.h.

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

Definition at line 688 of file coordop.h.

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

Definition at line 681 of file coordop.h.

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

Perform forward operation on DPOINT3DH.

Parameters:

ipoint	Input point
opoint	Output point

Definition at line 675 of file coordop.h.

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

Perform forward operation on DPOINT3D.

Parameters:

ipoint	Input point
opoint	Output point

Definition at line 669 of file coordop.h.

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

Perform forward operation on DPOINT2D.

Parameters:

ipoint	Input point
opoint	Output point

Definition at line 663 of file coordop.h.

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

Definition at line 702 of file coordop.h.

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

Definition at line 743 of file coordop.h.

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

Definition at line 736 of file coordop.h.

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

Definition at line 729 of file coordop.h.

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

Perform reverse operation on DPOINT3DH.

Parameters:

ipoint	Input point
opoint	Output point

Definition at line 723 of file coordop.h.

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

Perform reverse operation on DPOINT3D.

Parameters:

ipoint	Input point
opoint	Output point

Definition at line 717 of file coordop.h.

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

Perform reverse operation on DPOINT2D.

Parameters:

ipoint	Input point
opoint	Output point

Definition at line 711 of file coordop.h.

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

Definition at line 750 of file coordop.h.

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.

Definition at line 760 of file coordop.h.

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.

Definition at line 775 of file coordop.h.

const COORDREFSYS& SPATREF::COORDOP::GetTargetCRS

(

)

const [inline]

Get target coordinate reference system description.

Definition at line 779 of file coordop.h.

bool SPATREF::COORDOP::HasForward

(

)

const [inline]

Determine if forward operation is supported.

Definition at line 783 of file coordop.h.

bool SPATREF::COORDOP::HasReverse

(

)

const [inline]

Determine if reverse operation is supported.

Definition at line 787 of file coordop.h.

bool SPATREF::COORDOP::IsBidirectional

(

)

const [inline]

Determine if both forward and reverse operations are supported.

Definition at line 791 of file coordop.h.

bool SPATREF::COORDOP::IsIdentity

(

void

)

const [inline]

Definition at line 794 of file coordop.h.

bool SPATREF::COORDOP::IsLinear

(

)

const [inline]

Determine if linear transformation available.

Definition at line 798 of file coordop.h.

bool SPATREF::COORDOP::IsList

(

)

const [inline]

Determine if operation uses a list.

Definition at line 802 of file coordop.h.

COORDOP& SPATREF::COORDOP::operator=

(

const COORDOP &

rhs

)

Assignment.

Reimplemented in SPATREF::COORDOP_LIST.

void SPATREF::COORDOP::ReverseDirection

(

)

Reverse direction of operation.

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

• mi32/coordop.h

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