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FX::FXQuatf Class Reference

Single-precision quaternion. More...

#include <FXQuatf.h>

Inheritance diagram for FX::FXQuatf:


Public Member Functions
	FXQuatf ()
	FXQuatf (const FXQuatf &q)
	FXQuatf (FXfloat xx, FXfloat yy, FXfloat zz, FXfloat ww)
	FXQuatf (const FXfloat v[])
	FXQuatf (const FXVec3f &axis, FXfloat phi=0.0f)
	FXQuatf (FXfloat roll, FXfloat pitch, FXfloat yaw)
	FXQuatf (const FXVec3f &ex, const FXVec3f &ey, const FXVec3f &ez)
	FXQuatf (const FXMat3f &mat)
FXQuatf &	adjust ()
void	setAxisAngle (const FXVec3f &axis, FXfloat phi=0.0f)
void	getAxisAngle (FXVec3f &axis, FXfloat &phi) const
void	setRollPitchYaw (FXfloat roll, FXfloat pitch, FXfloat yaw)
void	getRollPitchYaw (FXfloat &roll, FXfloat &pitch, FXfloat &yaw) const
void	setAxes (const FXVec3f &ex, const FXVec3f &ey, const FXVec3f &ez)
void	getAxes (FXVec3f &ex, FXVec3f &ey, FXVec3f &ez) const
FXVec3f	getXAxis () const
FXVec3f	getYAxis () const
FXVec3f	getZAxis () const
Friends
FXQuatf	exp (const FXQuatf &q)
FXQuatf	log (const FXQuatf &q)
FXQuatf	invert (const FXQuatf &q)
FXQuatf	unitinvert (const FXQuatf &q)
FXQuatf	conj (const FXQuatf &q)
FXQuatf	operator * (const FXQuatf &p, const FXQuatf &q)
FXVec3f	operator * (const FXQuatf &quat, const FXVec3f &vec)
FXQuatf	arc (const FXVec3f &a, const FXVec3f &b)
FXQuatf	lerp (const FXQuatf &u, const FXQuatf &v, FXfloat f)
FXMat3f	toMatrix (const FXQuatf &quat)
FXQuatf	fromMatrix (const FXMat3f &mat)

Detailed Description

Single-precision quaternion.

FX::FXQuatf::FXQuatf ( ) [inline]

Construct.

FX::FXQuatf::FXQuatf ( const FXQuatf & q ) [inline]

Copy constructor.

FX::FXQuatf::FXQuatf ( FXfloat xx,

FXfloat yy,

FXfloat zz,

FXfloat ww

) [inline]

Construct from components.

FX::FXQuatf::FXQuatf ( const FXfloat v[] ) [inline]

Construct from array of floats.

FX::FXQuatf::FXQuatf ( const FXVec3f & axis,

FXfloat phi = 0.0f

)

Construct from axis and angle.

FX::FXQuatf::FXQuatf ( FXfloat roll,

FXfloat pitch,

FXfloat yaw

)

Construct from euler angles yaw (z), pitch (y), and roll (x).

FX::FXQuatf::FXQuatf ( const FXVec3f & ex,

const FXVec3f & ey,

const FXVec3f & ez

)

Construct quaternion from axes.

FX::FXQuatf::FXQuatf ( const FXMat3f & mat )

Construct quaternion from 3x3 matrix.

FXQuatf& FX::FXQuatf::adjust ( )

Adjust quaternion length.

void FX::FXQuatf::setAxisAngle ( const FXVec3f & axis,

FXfloat phi = 0.0f

)

Set quaternion from axis and angle.

void FX::FXQuatf::getAxisAngle ( FXVec3f & axis,

FXfloat & phi

) const

Obtain axis and angle from quaternion.

void FX::FXQuatf::setRollPitchYaw ( FXfloat roll,

FXfloat pitch,

FXfloat yaw

)

Set quaternion from yaw (z), pitch (y), and roll (x).

void FX::FXQuatf::getRollPitchYaw ( FXfloat & roll,

FXfloat & pitch,

FXfloat & yaw

) const

Obtain yaw, pitch, and roll from quaternion.

void FX::FXQuatf::setAxes ( const FXVec3f & ex,

const FXVec3f & ey,

const FXVec3f & ez

)

Set quaternion from axes.

void FX::FXQuatf::getAxes ( FXVec3f & ex,

FXVec3f & ey,

FXVec3f & ez

) const

Get quaternion axes.

FXVec3f FX::FXQuatf::getXAxis ( ) const

Obtain local x axis.

FXVec3f FX::FXQuatf::getYAxis ( ) const

Obtain local y axis.

FXVec3f FX::FXQuatf::getZAxis ( ) const

Obtain local z axis.

FXQuatf exp ( const FXQuatf & q ) [friend]

Exponentiate quaternion.

FXQuatf log ( const FXQuatf & q ) [friend]

Take logarithm of quaternion.

FXQuatf invert ( const FXQuatf & q ) [friend]

Invert quaternion.

FXQuatf unitinvert ( const FXQuatf & q ) [friend]

Invert unit quaternion.

FXQuatf conj ( const FXQuatf & q ) [friend]

Conjugate quaternion.

FXQuatf operator * ( const FXQuatf & p,

const FXQuatf & q

) [friend]

Multiply quaternions.

FXVec3f operator * ( const FXQuatf & quat,

const FXVec3f & vec

) [friend]

Rotation of a vector by a quaternion.

FXQuatf arc ( const FXVec3f & a,

const FXVec3f & b

) [friend]

Construct quaternion from arc a->b on unit sphere.

FXQuatf lerp ( const FXQuatf & u,

const FXQuatf & v,

FXfloat f

) [friend]

Spherical lerp.

FXMat3f toMatrix ( const FXQuatf & quat ) [friend]

Convert quaternion to 3x3 matrix.

FXQuatf fromMatrix ( const FXMat3f & mat ) [friend]

Convert 3x3 matrix to quaternion.