#include <DGtal/images/RigidTransformation2D.h>

Inheritance diagram for DGtal::functors::ForwardRigidTransformation2D< TSpace >:

Collaboration diagram for DGtal::functors::ForwardRigidTransformation2D< TSpace >:

Public Types
typedef TSpace::Point	Point

typedef TSpace::RealPoint	RealPoint

typedef TSpace::RealVector	RealVector

Public Member Functions
	ForwardRigidTransformation2D (const RealPoint &aOrigin, const double &angle, const RealVector &aTranslate)

Point	operator() (const Point &aInput) const

Protected Attributes
RealPoint	origin

double	t_sin

double	t_cos

RealVector	translation

Private Member Functions
	BOOST_CONCEPT_ASSERT ((concepts::CSpace< TSpace >))

	BOOST_STATIC_ASSERT ((TSpace::dimension==2))

Detailed Description

template<typename TSpace>
class DGtal::functors::ForwardRigidTransformation2D< TSpace >

Aim: implements forward rigid transformation of point in the 2D integer space. Warring: This version uses closest neighbor interpolation.

Description of template functor like class 'ForwardRigidTransformation2D'

Template Parameters

TSpace a 2 dimensional space.

See also: exampleRigidtransformation2d.cpp

Definition at line 68 of file RigidTransformation2D.h.

Member Typedef Documentation

◆ Point

template<typename TSpace>

typedef TSpace::Point DGtal::functors::ForwardRigidTransformation2D< TSpace >::Point

Definition at line 76 of file RigidTransformation2D.h.

◆ RealPoint

template<typename TSpace>

typedef TSpace::RealPoint DGtal::functors::ForwardRigidTransformation2D< TSpace >::RealPoint

Definition at line 77 of file RigidTransformation2D.h.

◆ RealVector

template<typename TSpace>

typedef TSpace::RealVector DGtal::functors::ForwardRigidTransformation2D< TSpace >::RealVector

Definition at line 78 of file RigidTransformation2D.h.

Constructor & Destructor Documentation

◆ ForwardRigidTransformation2D()

template<typename TSpace>

DGtal::functors::ForwardRigidTransformation2D< TSpace >::ForwardRigidTransformation2D	(	const RealPoint &	aOrigin,
		const double &	angle,
		const RealVector &	aTranslate
	)

inline

Constructor.

Parameters

aOrigin	the center of rotation.
angle	the angle given in radians.
aTranslate	the 2D dimensional vector which represents translation.

Definition at line 88 of file RigidTransformation2D.h.

         :origin(aOrigin), translation(aTranslate)
     {
         t_sin = std::sin ( angle );
         t_cos = std::cos ( angle );
     }

Member Function Documentation

◆ BOOST_CONCEPT_ASSERT()

template<typename TSpace>

DGtal::functors::ForwardRigidTransformation2D< TSpace >::BOOST_CONCEPT_ASSERT ( (concepts::CSpace< TSpace >) )

private

Checking concepts.

◆ BOOST_STATIC_ASSERT()

template<typename TSpace>

DGtal::functors::ForwardRigidTransformation2D< TSpace >::BOOST_STATIC_ASSERT ( (TSpace::dimension==2) )

private

◆ operator()()

template<typename TSpace>

Point DGtal::functors::ForwardRigidTransformation2D< TSpace >::operator() ( const Point & aInput ) const

inline

Operator

Returns: the transformed point.

Definition at line 101 of file RigidTransformation2D.h.

     {
         Point p;
         p[0] = std::floor ( ( ( t_cos * ( aInput[0] - origin[0] ) -
                t_sin * ( aInput[1] - origin[1] ) ) + translation[0] ) + origin[0] + 0.5 );
 
         p[1] = std::floor ( ( ( t_sin * ( aInput[0] - origin[0] ) +
                t_cos * ( aInput[1] - origin[1] ) ) + translation[1] ) + origin[1] + 0.5 );
         return p;
     }