b2Rot Struct Reference

Rotation. More...

#include <b2Math.h>

Public Member Functions
	b2Rot ()
	b2Rot (float32 angle)
	Initialize from an angle in radians. More...
void	Set (float32 angle)
	Set using an angle in radians. More...
void	SetIdentity ()
	Set to the identity rotation. More...
float32	GetAngle () const
	Get the angle in radians. More...
b2Vec2	GetXAxis () const
	Get the x-axis. More...
b2Vec2	GetYAxis () const
	Get the u-axis. More...

Public Attributes
float32	s
	Sine and cosine. More...
float32	c

Detailed Description

Rotation.

Constructor & Destructor Documentation

b2Rot ( )

inline

b2Rot ( float32  angle )

inlineexplicit

Initialize from an angle in radians.

TODO_ERIN optimize

Member Function Documentation

float32 GetAngle ( ) const

inline

Get the angle in radians.

b2Vec2 GetXAxis ( ) const

inline

Get the x-axis.

b2Vec2 GetYAxis ( ) const

inline

Get the u-axis.

void Set ( float32  angle )

inline

Set using an angle in radians.

TODO_ERIN optimize

void SetIdentity ( )

inline

Set to the identity rotation.

Member Data Documentation

float32 c

float32 s

Sine and cosine.

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

• Box2D/Common/b2Math.h