glm::gtc::quaternion Namespace Reference

GLM_GTC_quaternion extension: Quaternion types and functions. More...

Typedefs
typedef detail::tquat< float >	quat
	Quaternion of floating-point numbers.
Functions
template<typename valType >
detail::tquat< valType >	conjugate (detail::tquat< valType > const &q)
	Returns the q conjugate.
template<typename valType >
detail::tquat< valType >	cross (detail::tquat< valType > const &q1, detail::tquat< valType > const &q2)
	Returns the cross product of q1 and q2.
template<typename valType >
valType	dot (detail::tquat< valType > const &q1, detail::tquat< valType > const &q2)
	Returns dot product of q1 and q2, i.e., q1[0] * q2[0] + q1[1] * q2[1] + .
template<typename valType >
detail::tquat< valType >	inverse (detail::tquat< valType > const &q)
	Returns the q inverse.
template<typename valType >
valType	length (detail::tquat< valType > const &q)
	Returns the length of the quaternion x.
template<typename valType >
detail::tmat3x3< valType >	mat3_cast (detail::tquat< valType > const &x)
	Converts a quaternion to a 3 * 3 matrix.
template<typename valType >
detail::tmat4x4< valType >	mat4_cast (detail::tquat< valType > const &x)
	Converts a quaternion to a 4 * 4 matrix.
template<typename valType >
detail::tquat< valType >	mix (detail::tquat< valType > const &x, detail::tquat< valType > const &y, valType const &a)
	Returns a LERP interpolated quaternion of x and y according a.
template<typename valType >
detail::tquat< valType >	normalize (detail::tquat< valType > const &q)
	Returns the normalized quaternion of from x.
template<typename valType >
detail::tquat< valType >	quat_cast (detail::tmat4x4< valType > const &x)
	Converts a 4 * 4 matrix to a quaternion.
template<typename valType >
detail::tquat< valType >	quat_cast (detail::tmat3x3< valType > const &x)
	Converts a 3 * 3 matrix to a quaternion.
template<typename valType >
detail::tquat< valType >	rotate (detail::tquat< valType > const &q, valType const &angle, detail::tvec3< valType > const &v)
	Rotates a quaternion from an vector of 3 components axis and an angle expressed in degrees.

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Detailed Description

GLM_GTC_quaternion extension: Quaternion types and functions.

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Typedef Documentation

typedef detail::tquat<float> quat

Quaternion of floating-point numbers.

From GLM_GTC_quaternion extension.

Definition at line 185 of file gtc/quaternion.hpp.

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Function Documentation

detail::tquat<valType> glm::gtc::quaternion::conjugate

(

detail::tquat< valType > const &

q

)

Returns the q conjugate.

From GLM_GTC_quaternion extension.

detail::tquat<valType> glm::gtc::quaternion::cross	(	detail::tquat< valType > const &	q1,
		detail::tquat< valType > const &	q2
	)

Returns the cross product of q1 and q2.

From GLM_GTC_quaternion extension.

valType glm::gtc::quaternion::dot	(	detail::tquat< valType > const &	q1,
		detail::tquat< valType > const &	q2
	)

Returns dot product of q1 and q2, i.e., q1[0] * q2[0] + q1[1] * q2[1] + .

.. From GLM_GTC_quaternion extension.

detail::tquat<valType> glm::gtc::quaternion::inverse

(

detail::tquat< valType > const &

q

)

Returns the q inverse.

From GLM_GTC_quaternion extension.

valType glm::gtc::quaternion::length

(

detail::tquat< valType > const &

q

)

Returns the length of the quaternion x.

From GLM_GTC_quaternion extension.

detail::tmat3x3<valType> glm::gtc::quaternion::mat3_cast

(

detail::tquat< valType > const &

x

)

Converts a quaternion to a 3 * 3 matrix.

From GLM_GTC_quaternion extension.

Referenced by glm::gtx::quaternion::toMat3().

detail::tmat4x4<valType> glm::gtc::quaternion::mat4_cast

(

detail::tquat< valType > const &

x

)

Converts a quaternion to a 4 * 4 matrix.

From GLM_GTC_quaternion extension.

Referenced by glm::gtx::quaternion::toMat4().

detail::tquat<valType> glm::gtc::quaternion::mix	(	detail::tquat< valType > const &	x,
		detail::tquat< valType > const &	y,
		valType const &	a
	)

Returns a LERP interpolated quaternion of x and y according a.

From GLM_GTC_quaternion extension.

detail::tquat<valType> glm::gtc::quaternion::normalize

(

detail::tquat< valType > const &

q

)

Returns the normalized quaternion of from x.

From GLM_GTC_quaternion extension.

detail::tquat<valType> glm::gtc::quaternion::quat_cast

(

detail::tmat4x4< valType > const &

x

)

Converts a 4 * 4 matrix to a quaternion.

From GLM_GTC_quaternion extension.

detail::tquat<valType> glm::gtc::quaternion::quat_cast

(

detail::tmat3x3< valType > const &

x

)

Converts a 3 * 3 matrix to a quaternion.

From GLM_GTC_quaternion extension.

Referenced by glm::gtx::quaternion::toQuat().

detail::tquat<valType> glm::gtc::quaternion::rotate	(	detail::tquat< valType > const &	q,
		valType const &	angle,
		detail::tvec3< valType > const &	v
	)

Rotates a quaternion from an vector of 3 components axis and an angle expressed in degrees.

From GLM_GTC_quaternion extension.