Stores a 2D rotation matrix. More...

Inheritance diagram for IMP::algebra::Rotation2D:

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

double	get_angle () const
	gets the angle

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

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

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

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

Detailed Description

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 34 of file Rotation2D.h.

Member Function Documentation

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

Parameters

[in] o a 2D vector to be rotated

Definition at line 45 of file Rotation2D.h.

Here is the call graph for this function:

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

Parameters

[in] angle the angle

Definition at line 69 of file Rotation2D.h.

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