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gtc/quaternion.hpp File Reference

GLM_GTC_quaternion More...

Go to the source code of this file.

## Functions

template<typename T , qualifier Q>
GLM_FUNC_DECL T | angle (tquat< T, Q > const &x)
| Returns the quaternion rotation angle. More...
template<typename T , qualifier Q>
GLM_FUNC_DECL tquat< T, Q > | angleAxis (T const &angle, vec< 3, T, Q > const &axis)
| Build a quaternion from an angle and a normalized axis. More...
template<typename T , qualifier Q>
GLM_FUNC_DECL vec< 3, T, Q > | axis (tquat< T, Q > const &x)
| Returns the q rotation axis. More...
template<typename T , qualifier Q>
GLM_FUNC_DECL tquat< T, Q > | conjugate (tquat< T, Q > const &q)
| Returns the q conjugate. More...
template<typename T , qualifier Q>
GLM_FUNC_DECL T | dot (tquat< T, Q > const &x, tquat< T, Q > const &y)
| Returns dot product of q1 and q2, i.e., q1[0] * q2[0] + q1[1] * q2[1] + ... More...
template<typename T , qualifier Q>
GLM_FUNC_DECL vec< 4, bool, Q > | equal (tquat< T, Q > const &x, tquat< T, Q > const &y)
| Returns the component-wise comparison of result x == y. More...
template<typename T , qualifier Q>
GLM_FUNC_DECL vec< 3, T, Q > | eulerAngles (tquat< T, Q > const &x)
| Returns euler angles, pitch as x, yaw as y, roll as z. More...
template<typename T , qualifier Q>
GLM_FUNC_DECL vec< 4, bool, Q > | greaterThan (tquat< T, Q > const &x, tquat< T, Q > const &y)
| Returns the component-wise comparison of result x > y. More...
template<typename T , qualifier Q>
GLM_FUNC_DECL vec< 4, bool, Q > | greaterThanEqual (tquat< T, Q > const &x, tquat< T, Q > const &y)
| Returns the component-wise comparison of result x >= y. More...
template<typename T , qualifier Q>
GLM_FUNC_DECL tquat< T, Q > | inverse (tquat< T, Q > const &q)
| Returns the q inverse. More...
template<typename T , qualifier Q>
GLM_FUNC_DECL vec< 4, bool, Q > | isinf (tquat< T, Q > const &x)
| Returns true if x holds a positive infinity or negative infinity representation in the underlying implementation's set of floating point representations. More...
template<typename T , qualifier Q>
GLM_FUNC_DECL vec< 4, bool, Q > | isnan (tquat< T, Q > const &x)
| Returns true if x holds a NaN (not a number) representation in the underlying implementation's set of floating point representations. More...
template<typename T , qualifier Q>
GLM_FUNC_DECL T | length (tquat< T, Q > const &q)
| Returns the length of the quaternion. More...
template<typename T , qualifier Q>
GLM_FUNC_DECL tquat< T, Q > | lerp (tquat< T, Q > const &x, tquat< T, Q > const &y, T a)
| Linear interpolation of two quaternions. More...
template<typename T , qualifier Q>
GLM_FUNC_DECL vec< 4, bool, Q > | lessThan (tquat< T, Q > const &x, tquat< T, Q > const &y)
| Returns the component-wise comparison result of x < y. More...
template<typename T , qualifier Q>
GLM_FUNC_DECL vec< 4, bool, Q > | lessThanEqual (tquat< T, Q > const &x, tquat< T, Q > const &y)
| Returns the component-wise comparison of result x <= y. More...
template<typename T , qualifier Q>
GLM_FUNC_DECL mat< 3, 3, T, Q > | mat3_cast (tquat< T, Q > const &x)
| Converts a quaternion to a 3 * 3 matrix. More...
template<typename T , qualifier Q>
GLM_FUNC_DECL mat< 4, 4, T, Q > | mat4_cast (tquat< T, Q > const &x)
| Converts a quaternion to a 4 * 4 matrix. More...
template<typename T , qualifier Q>
GLM_FUNC_DECL tquat< T, Q > | mix (tquat< T, Q > const &x, tquat< T, Q > const &y, T a)
| Spherical linear interpolation of two quaternions. More...
template<typename T , qualifier Q>
GLM_FUNC_DECL tquat< T, Q > | normalize (tquat< T, Q > const &q)
| Returns the normalized quaternion. More...
template<typename T , qualifier Q>
GLM_FUNC_DECL vec< 4, bool, Q > | notEqual (tquat< T, Q > const &x, tquat< T, Q > const &y)
| Returns the component-wise comparison of result x != y. More...
template<typename T , qualifier Q>
GLM_FUNC_DECL T | pitch (tquat< T, Q > const &x)
| Returns pitch value of euler angles expressed in radians. More...
template<typename T , qualifier Q>
GLM_FUNC_DECL tquat< T, Q > | quat_cast (mat< 3, 3, T, Q > const &x)
| Converts a pure rotation 3 * 3 matrix to a quaternion. More...
template<typename T , qualifier Q>
GLM_FUNC_DECL tquat< T, Q > | quat_cast (mat< 4, 4, T, Q > const &x)
| Converts a pure rotation 4 * 4 matrix to a quaternion. More...
template<typename T , qualifier Q>
GLM_FUNC_DECL T | roll (tquat< T, Q > const &x)
| Returns roll value of euler angles expressed in radians. More...
template<typename T , qualifier Q>
GLM_FUNC_DECL tquat< T, Q > | rotate (tquat< T, Q > const &q, T const &angle, vec< 3, T, Q > const &axis)
| Rotates a quaternion from a vector of 3 components axis and an angle. More...
template<typename T , qualifier Q>
GLM_FUNC_DECL tquat< T, Q > | slerp (tquat< T, Q > const &x, tquat< T, Q > const &y, T a)
| Spherical linear interpolation of two quaternions. More...
template<typename T , qualifier Q>
GLM_FUNC_DECL T | yaw (tquat< T, Q > const &x)
| Returns yaw value of euler angles expressed in radians. More...

## Detailed Description

GLM_GTC_quaternion

See also
  Core features (dependence)
  GLM_GTC_constants (dependence)

Definition in file gtc/quaternion.hpp.