gcu::Transform3d Class Reference

Handle 3D transformations, such as space group definitions. More...

#include <gcu/transform3d.h>

Inheritance diagram for gcu::Transform3d:

Public Member Functions
	Transform3d ()
	Transform3d (Matrix const &m, Vector const &v)
	Transform3d (double s)
	Transform3d (Vector row1, Vector row2, Vector row3, Vector translation)
	Transform3d (double d[3][3], double t[3])
virtual	~Transform3d ()
Vector	operator* (Vector const &v) const
Transform3d	operator* (Transform3d const &t) const
std::string	DescribeAsString () const
std::string	DescribeAsValues () const
void	Normalize ()

Additional Inherited Members
Private Member Functions inherited from gcu::Matrix
	Matrix ()
	Matrix (double d)
	Matrix (double d[3][3])
	Matrix (Matrix const &m)
	Matrix (Vector const &v1, Vector const &v2, Vector const &v3, bool as_rows=true)
virtual	~Matrix ()
	Matrix (double Psi, double Theta, double Phi, MatrixType Type)
	Matrix (double x11, double x12, double x13, double x21, double x22, double x23, double x31, double x32, double x33)
Matrix &	operator* (Matrix const &cMat) const
Matrix &	operator= (Matrix const &cMat)
void	Euler (double &Psi, double &Theta, double &Phi)
void	Transform (double &dx, double &dy, double &dz) const
Vector	operator* (Vector const &v) const
Vector	glmult (Vector const &v) const
double &	operator() (unsigned i, unsigned j)
double	operator() (unsigned i, unsigned j) const
Private Member Functions inherited from gcu::Vector
	Vector ()
	Vector (double x, double y, double z)
	Vector (double d[3])
	Vector (Vector const &v)
Vector	operator+ (Vector const &v) const
Vector	operator- (Vector const &v) const
Vector	operator* (double m) const
Vector	operator/ (double d) const
Vector	operator*= (double m)
Vector	operator/= (double d)
double	operator[] (unsigned i) const
double	GetLength () const
Vector	CreateOrthogonal () const
Vector	Cross (Vector const &v) const
void	SetX (double val)
double	GetX (void) const
double &	GetRefX (void)
void	SetY (double val)
double	GetY (void) const
double &	GetRefY (void)
void	SetZ (double val)
double	GetZ (void) const
double &	GetRefZ (void)

Detailed Description

Handle 3D transformations, such as space group definitions.

Since

version 0.12

See Also

SpaceGroup

Describes a spatial trnasformation obtained by the combination of a symmetry operation and a translation.

Definition at line 42 of file transform3d.h.

Constructor & Destructor Documentation

gcu::Transform3d::Transform3d

(

)

The default constructor. Initializes all coordinates to 0.

gcu::Transform3d::Transform3d	(	Matrix const &	m,
		Vector const &	v
	)

Parameters

m	a symmetry operation matrix.
v	a translation vector.

Constructs a new Transform3d from its symmetry operation matrix and its translation vector.

gcu::Transform3d::Transform3d

(

double

s

)

Parameters

s

a scalar.

Constructs a new Transform3d from a scalar matrix and a null translation vector.

gcu::Transform3d::Transform3d	(	Vector	row1,
		Vector	row2,
		Vector	row3,
		Vector	translation
	)

Parameters

row1	first matrix row.
row2	second matrix row.
row3	third matrix row.
translation	the translation vector.

Constructs a new Transform3d from the three rows of its symmetry operation matrix and its translation vector.

gcu::Transform3d::Transform3d	(	double	d[3][3],
		double	t[3]
	)

Parameters

d	the coefficients of a symmetry operation matrix.
t	the coefficients of a translation vector.

Constructs a new Transform3d from the coefficients of its symmetry operation matrix and its translation vector.

virtual gcu::Transform3d::~Transform3d ( )

virtual

The destructor.

Member Function Documentation

std::string gcu::Transform3d::DescribeAsString

(

)

const

Returns

the transform dexcription in CIF convention, such as "x,y,z".

std::string gcu::Transform3d::DescribeAsValues

(

)

const

Returns

the transform description in CML convention, limiting to the twelve first values, such as "1.0 0.0 0.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 1.0 0.0".

void gcu::Transform3d::Normalize

(

)

Ensure that the translation vector coordinates are all in the interval [0,1[.

Vector gcu::Transform3d::operator*

(

Vector const &

v

)

const

Parameters

v	the vector to transform.

Transforms a vector (multiply by the symmetry matrix and add the translation vector).

Returns

the transformed vector.

Transform3d gcu::Transform3d::operator*

(

Transform3d const &

t

)

const

Parameters

t	a Transform3d.

Combines two Transform3d instances a vector.

Returns

the combination of the two transforms.

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

• transform3d.h