IProjectiveXform Interface

Provides access to members that control a projective transform.

Members

	Name	Description
	DefineFromCoefficients	Defines a projective XForm from coefficients.
	DefineFromControlPoints	Defines a projective XForm from control points.
	Domains	The domains in output space.
	GetCoefficients	Gets the coefficients of the projective transform.
	GetControlPoints	Gets control points used in defining the projective transform.
	GetSystemResidual	Gets the system residuals.
	GetSystemRMS	Gets the system RMS.
	IsIdentity	Indicates if this geodata transform is an identity transform.
	SpatialReference	The output spatial reference after applying this transform.
	Transform	Transforms a set of points in a given direction.
	TransformCellsize	Transforms a cellsize in a given direction.
	TransformExtent	Transforms an extent in a given direction.
	TransformPoints	Transforms a point collection in a given direction

Defines a projective XForm from coefficients.

Public Sub DefineFromCoefficients ( _
    ByVal direction As esriTransformDirection, _
    ByRef pCoef As Object _
)

public void DefineFromCoefficients (
    esriTransformDirection direction,
    ref object pCoef
);

Defines a projective XForm from control points.

Public Sub DefineFromControlPoints ( _
    ByVal pSrcPoints As IPointCollection, _
    ByVal pTarPoints As IPointCollection _
)

public void DefineFromControlPoints (
    IPointCollection pSrcPoints,
    IPointCollection pTarPoints
);

Gets the coefficients of the projective transform.

Public Function GetCoefficients ( _
    ByVal direction As esriTransformDirection _
) As Object

public object GetCoefficients (
    esriTransformDirection direction
);

Gets control points used in defining the projective transform.

Public Sub GetControlPoints ( _
    ByRef ppSrcPoints As IPointCollection, _
    ByRef ppTarPoints As IPointCollection _
)

public void GetControlPoints (
    ref IPointCollection ppSrcPoints,
    ref IPointCollection ppTarPoints
);

Gets the system residuals.

Public Function GetSystemResidual ( _
    ByVal direction As esriTransformDirection _
) As Object

public object GetSystemResidual (
    esriTransformDirection direction
);

Gets the system RMS.

Public Function GetSystemRMS ( _
    ByVal direction As esriTransformDirection _
) As Double

public double GetSystemRMS (
    esriTransformDirection direction
);

Interfaces	Description
IGeodataXform	Provides access to members that control geodata transformation.

Classes	Description
ProjectiveXform	A projective transform class.