This class defines an affine 2D-transformation. More...

#include <CAffine2d.h>

Inheritance diagram for i2d::CAffine2d:

Public Member Functions
	CAffine2d ()
	Constructor, parameters will be not initialized.

	CAffine2d (const CAffine2d &transform)
	Copy constructor, transformation data will be copied from the input object.

	CAffine2d (const CMatrix2d &deform, const CVector2d &translation=CVector2d(0.0, 0.0))
	Constructs a transform using specified deformation matrix and translation.

	CAffine2d (const CVector2d &translation)
	Constructs a transform with translation only.

const CVector2d &	GetTranslation () const
	Get translation part of this affine transformation.

void	SetTranslation (const CVector2d &translation)
	Set translation part of this affine transformation.

const CMatrix2d &	GetDeformMatrix () const
	Get rotation, skew and scale part of this affine transformation.

CVector2d	GetScaleVector () const
	Get scale vector of this affine transformation (right-hand side matrix-vector multiplication assumed, i.e.

CMatrix2d	GetRotationMatrix () const
	Get rotational part of this affine transformation.

void	SetDeformMatrix (const CMatrix2d &deform)
	Set rotation, skew and scale part of this affine transformation.

CVector2d &	GetTranslationRef ()
	Get internal reference to the translation vector.

CMatrix2d &	GetDeformMatrixRef ()
	Get internal reference to the transformation matrix.

void	Reset ()
	Set to identity transformation.

void	Reset (const CVector2d &translation)
	Set this transformation to translation.

void	Reset (const CVector2d &translation, double angle, double scale=1.0)
	Set this transformation to a given translation, rotation and scaling.

void	Reset (const CVector2d &translation, double angle, const CVector2d &scale)
	Set this transformation to a given translation, rotation and both axis scaling.

CVector2d	GetApply (const CVector2d &position) const
	Calculate transformed position.

void	GetApply (const CVector2d &position, CVector2d &result) const
	Get position after this transformation.

CVector2d	GetApplyToDelta (const CVector2d &delta) const
	Get difference vector after this transformation.

void	GetApplyToDelta (const CVector2d &delta, CVector2d &result) const
	Get vector after this transformation.

CAffine2d	GetApply (const CAffine2d &transform) const
	Get combined transformation.

void	GetApply (const CAffine2d &transform, CAffine2d &result) const
	Get combined transformation.

void	Apply (const CAffine2d &transform)
	Combine this transformation with another transformation.

void	ApplyLeft (const CAffine2d &transform)
	Combine this transformation with another transformation on the left side.

CVector2d	GetInvertedApply (const CVector2d &position) const
	Inverted operation to GetApply().

bool	GetInvertedApply (const CVector2d &position, CVector2d &result) const
	Inverted operation to GetApply().

CAffine2d	GetTranslated (const CVector2d &delta) const
	Get some transformation combined with translation.

void	GetTranslated (const CVector2d &delta, CAffine2d &result) const
	Get some transformation combined with translation.

void	Translate (const CVector2d &delta)
	Combine this transformation with translation.

CAffine2d	GetInverted () const
	Get inverted transformation.

bool	GetInverted (CAffine2d &result) const
	Get inverted transformation.

bool	Serialize (iser::IArchive &archive)
	Serialize transformation parameters into/from archive.

bool	operator== (const CAffine2d &transform) const

bool	operator!= (const CAffine2d &transform) const

CAffine2d &	operator= (const CAffine2d &transform)

Static Public Member Functions
static const CAffine2d &	GetIdentity ()

Detailed Description

This class defines an affine 2D-transformation.

Definition at line 17 of file CAffine2d.h.

Constructor & Destructor Documentation

◆ CAffine2d() [1/4]

i2d::CAffine2d::CAffine2d ( )

inline

Constructor, parameters will be not initialized.

Definition at line 212 of file CAffine2d.h.

Referenced by GetTranslated().

◆ CAffine2d() [2/4]

i2d::CAffine2d::CAffine2d ( const CAffine2d & transform )

inline

Copy constructor, transformation data will be copied from the input object.

Definition at line 219 of file CAffine2d.h.

◆ CAffine2d() [3/4]

i2d::CAffine2d::CAffine2d	(	const CMatrix2d &	deform,
		const CVector2d &	translation = `CVector2d(0.0, 0.0)`
	)

explicit

Constructs a transform using specified deformation matrix and translation.

◆ CAffine2d() [4/4]

i2d::CAffine2d::CAffine2d ( const CVector2d & translation )

explicit

Constructs a transform with translation only.

Member Function Documentation

◆ Apply()

void i2d::CAffine2d::Apply ( const CAffine2d & transform )

Combine this transformation with another transformation.

Parameters

transform local transformation used on right side of transformation multiplication.

Referenced by iview::CScreenTransform::Apply().

◆ ApplyLeft()

void i2d::CAffine2d::ApplyLeft ( const CAffine2d & transform )

Combine this transformation with another transformation on the left side.

Parameters

transform local transformation used on left side of transformation multiplication.

◆ GetApply() [1/4]

CAffine2d i2d::CAffine2d::GetApply ( const CAffine2d & transform ) const

Get combined transformation.

Parameters

transform local transformation used on the right side of transformation multiplication.

Returns: combined transform.

◆ GetApply() [2/4]

void i2d::CAffine2d::GetApply	(	const CAffine2d &	transform,
		CAffine2d &	result
	)		const

Get combined transformation.

Parameters

transform local transformation used on the right side of transformation multiplication.

Returns: combined transformation, it is equal to thisTranform * parameterTransform.

◆ GetApply() [3/4]

CVector2d i2d::CAffine2d::GetApply ( const CVector2d & position ) const

inline

Calculate transformed position.

Definition at line 268 of file CAffine2d.h.

References i2d::CMatrix2d::GetMultiplied().

Referenced by iview::CScreenTransform::GetClientPosition().

◆ GetApply() [4/4]

void i2d::CAffine2d::GetApply	(	const CVector2d &	position,
		CVector2d &	result
	)		const

inline

Get position after this transformation.

Definition at line 277 of file CAffine2d.h.

References i2d::CMatrix2d::GetMultiplied().

◆ GetApplyToDelta() [1/2]

CVector2d i2d::CAffine2d::GetApplyToDelta ( const CVector2d & delta ) const

inline

Get difference vector after this transformation.

Please note that the translation will be not considered for this transformation.

Definition at line 284 of file CAffine2d.h.

References i2d::CMatrix2d::GetMultiplied().

◆ GetApplyToDelta() [2/2]

void i2d::CAffine2d::GetApplyToDelta	(	const CVector2d &	delta,
		CVector2d &	result
	)		const

inline

Get vector after this transformation.

Please note that the translation will be not considered for this transformation.

Definition at line 294 of file CAffine2d.h.

References i2d::CMatrix2d::GetMultiplied().

◆ GetDeformMatrix()

const CMatrix2d & i2d::CAffine2d::GetDeformMatrix ( ) const

inline

Get rotation, skew and scale part of this affine transformation.

Definition at line 240 of file CAffine2d.h.

Referenced by i2d::CParallelogram::GetDeformMatrix().

◆ GetDeformMatrixRef()

CMatrix2d & i2d::CAffine2d::GetDeformMatrixRef ( )

inline

Get internal reference to the transformation matrix.

Definition at line 260 of file CAffine2d.h.

Referenced by GetTranslated().

◆ GetIdentity()

const CAffine2d & i2d::CAffine2d::GetIdentity ( )

inlinestatic

Definition at line 355 of file CAffine2d.h.

◆ GetInverted() [1/2]

CAffine2d i2d::CAffine2d::GetInverted ( ) const

inline

Get inverted transformation.

Definition at line 329 of file CAffine2d.h.

References GetInverted().

Referenced by iview::CScreenTransform::CalculateInvert(), and GetInverted().

◆ GetInverted() [2/2]

bool i2d::CAffine2d::GetInverted ( CAffine2d & result ) const

Get inverted transformation.

◆ GetInvertedApply() [1/2]

CVector2d i2d::CAffine2d::GetInvertedApply ( const CVector2d & position ) const

inline

Inverted operation to GetApply().

Definition at line 319 of file CAffine2d.h.

References GetInvertedApply().

Referenced by GetInvertedApply().

◆ GetInvertedApply() [2/2]

bool i2d::CAffine2d::GetInvertedApply	(	const CVector2d &	position,
		CVector2d &	result
	)		const

Inverted operation to GetApply().

◆ GetRotationMatrix()

CMatrix2d i2d::CAffine2d::GetRotationMatrix ( ) const

Get rotational part of this affine transformation.

◆ GetScaleVector()

CVector2d i2d::CAffine2d::GetScaleVector ( ) const

Get scale vector of this affine transformation (right-hand side matrix-vector multiplication assumed, i.e.

deformation matrix D = R * S. Here D is the deformation matrix, R - rotation matrix, S - scale diagonal matrix

◆ GetTranslated() [1/2]

CAffine2d i2d::CAffine2d::GetTranslated ( const CVector2d & delta ) const

inline

Get some transformation combined with translation.

Definition at line 300 of file CAffine2d.h.

References CAffine2d().

◆ GetTranslated() [2/2]

void i2d::CAffine2d::GetTranslated	(	const CVector2d &	delta,
		CAffine2d &	result
	)		const

inline

Get some transformation combined with translation.

Definition at line 306 of file CAffine2d.h.

References GetDeformMatrixRef(), and GetTranslationRef().

◆ GetTranslation()

const CVector2d & i2d::CAffine2d::GetTranslation ( ) const

inline

Get translation part of this affine transformation.

Definition at line 228 of file CAffine2d.h.

◆ GetTranslationRef()

CVector2d & i2d::CAffine2d::GetTranslationRef ( )

inline

Get internal reference to the translation vector.

Definition at line 254 of file CAffine2d.h.

Referenced by GetTranslated().

◆ operator!=()

bool i2d::CAffine2d::operator!= ( const CAffine2d & transform ) const

inline

Definition at line 347 of file CAffine2d.h.

◆ operator=()

CAffine2d & i2d::CAffine2d::operator= ( const CAffine2d & transform )

Referenced by iview::CScreenTransform::operator=().

◆ operator==()

bool i2d::CAffine2d::operator== ( const CAffine2d & transform ) const

inline

Definition at line 341 of file CAffine2d.h.

◆ Reset() [1/4]

void i2d::CAffine2d::Reset ( )

Set to identity transformation.

Referenced by iview::CScreenTransform::Reset(), iview::CScreenTransform::Reset(), iview::CScreenTransform::Reset(), and iview::CScreenTransform::Reset().

◆ Reset() [2/4]

void i2d::CAffine2d::Reset ( const CVector2d & translation )

Set this transformation to translation.

◆ Reset() [3/4]

void i2d::CAffine2d::Reset	(	const CVector2d &	translation,
		double	angle,
		const CVector2d &	scale
	)

Set this transformation to a given translation, rotation and both axis scaling.

◆ Reset() [4/4]

void i2d::CAffine2d::Reset	(	const CVector2d &	translation,
		double	angle,
		double	scale = `1.0`
	)

Set this transformation to a given translation, rotation and scaling.

◆ Serialize()

bool i2d::CAffine2d::Serialize ( iser::IArchive & archive )

Serialize transformation parameters into/from archive.

◆ SetDeformMatrix()

void i2d::CAffine2d::SetDeformMatrix ( const CMatrix2d & deform )

inline

Set rotation, skew and scale part of this affine transformation.

Definition at line 246 of file CAffine2d.h.

Referenced by i2d::CParallelogram::SetDeformMatrix().

◆ SetTranslation()

void i2d::CAffine2d::SetTranslation ( const CVector2d & translation )

inline

Set translation part of this affine transformation.

Definition at line 234 of file CAffine2d.h.

◆ Translate()

void i2d::CAffine2d::Translate ( const CVector2d & delta )

inline

Combine this transformation with translation.

Definition at line 313 of file CAffine2d.h.

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

Acf/Include/i2d/CAffine2d.h

Public Member Functions

Static Public Member Functions

Detailed Description

Constructor & Destructor Documentation

◆ CAffine2d() [1/4]

◆ CAffine2d() [2/4]

◆ CAffine2d() [3/4]

◆ CAffine2d() [4/4]

Member Function Documentation

◆ Apply()

◆ ApplyLeft()

◆ GetApply() [1/4]

◆ GetApply() [2/4]

◆ GetApply() [3/4]

◆ GetApply() [4/4]

◆ GetApplyToDelta() [1/2]

◆ GetApplyToDelta() [2/2]

◆ GetDeformMatrix()

◆ GetDeformMatrixRef()

◆ GetIdentity()

◆ GetInverted() [1/2]

◆ GetInverted() [2/2]

◆ GetInvertedApply() [1/2]

◆ GetInvertedApply() [2/2]

◆ GetRotationMatrix()

◆ GetScaleVector()

◆ GetTranslated() [1/2]

◆ GetTranslated() [2/2]

◆ GetTranslation()

◆ GetTranslationRef()

◆ operator!=()

◆ operator=()

◆ operator==()

◆ Reset() [1/4]

◆ Reset() [2/4]

◆ Reset() [3/4]

◆ Reset() [4/4]

◆ Serialize()

◆ SetDeformMatrix()

◆ SetTranslation()

◆ Translate()