Detailed Description

Stores a 2D rotation matrix.

Note: This class requires the angles to be given in radians, and the convention used is that the rotations are performed rotating counterclockwise (right hand side convention).

See geometric primitives for more information.

Definition at line 36 of file Rotation2D.h.

Public Member Functions
	Rotation2D (double angle)
	Builds the matrix for the given angle. More...

double	get_angle () const
	gets the angle More...

Rotation2D	get_inverse () const
	Returns the matrix for the inverse rotation. More...

Vector2D	get_rotated (const Vector2D &o) const
	rotates a 2D point More...

Vector2D	get_rotated (const double x, const double y) const
	rotates a 2D point More...

void	set_angle (double angle)
	sets the angle for the rotation More...

void	show (std::ostream &out=std::cout) const
	Prints the angle. More...

Constructor & Destructor Documentation

IMP::algebra::Rotation2D::Rotation2D ( double angle )

Builds the matrix for the given angle.

Definition at line 41 of file Rotation2D.h.

double IMP::algebra::Rotation2D::get_angle ( ) const

gets the angle

Definition at line 78 of file Rotation2D.h.

Rotation2D IMP::algebra::Rotation2D::get_inverse ( ) const

Returns the matrix for the inverse rotation.

Definition at line 61 of file Rotation2D.h.

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Vector2D IMP::algebra::Rotation2D::get_rotated ( const Vector2D & o ) const

rotates a 2D point

Parameters

[in] o a 2D vector to be rotated

Definition at line 47 of file Rotation2D.h.

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Vector2D IMP::algebra::Rotation2D::get_rotated	(	const double	x,
		const double	y
	)		const

rotates a 2D point

Definition at line 54 of file Rotation2D.h.

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void IMP::algebra::Rotation2D::set_angle ( double angle )

sets the angle for the rotation

Parameters

[in] angle the angle

Definition at line 71 of file Rotation2D.h.

void IMP::algebra::Rotation2D::show ( std::ostream & out = std::cout ) const

Prints the angle.

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