24 #include "../ext/scalar_constants.hpp" 
   25 #include "../ext/quaternion_geometric.hpp" 
   26 #include "../common.hpp" 
   27 #include "../trigonometric.hpp" 
   28 #include "../exponential.hpp" 
   31 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED) 
   32 #       pragma message("GLM: GLM_EXT_quaternion_common extension included") 
   52         template<
typename T, qualifier Q>
 
   53         GLM_FUNC_DECL qua<T, Q> 
mix(qua<T, Q> 
const& x, qua<T, Q> 
const& y, T a);
 
   64         template<
typename T, qualifier Q>
 
   65         GLM_FUNC_DECL qua<T, Q> 
lerp(qua<T, Q> 
const& x, qua<T, Q> 
const& y, T a);
 
   76         template<
typename T, qualifier Q>
 
   77         GLM_FUNC_DECL qua<T, Q> 
slerp(qua<T, Q> 
const& x, qua<T, Q> 
const& y, T a);
 
   83         template<
typename T, qualifier Q>
 
   84         GLM_FUNC_DECL qua<T, Q> 
conjugate(qua<T, Q> 
const& q);
 
   90         template<
typename T, qualifier Q>
 
   91         GLM_FUNC_DECL qua<T, Q> 
inverse(qua<T, Q> 
const& q);
 
  103         template<
typename T, qualifier Q>
 
  104         GLM_FUNC_DECL vec<4, bool, Q> 
isnan(qua<T, Q> 
const& x);
 
  114         template<
typename T, qualifier Q>
 
  115         GLM_FUNC_DECL vec<4, bool, Q> 
isinf(qua<T, Q> 
const& x);
 
  120 #include "quaternion_common.inl" 
GLM_FUNC_DECL vec< 4, bool, Q > isinf(qua< T, Q > const &x)
Returns true if x holds a positive infinity or negative infinity representation in the underlying imp...
GLM_FUNC_DECL vec< 4, bool, Q > isnan(qua< T, Q > const &x)
Returns true if x holds a NaN (not a number) representation in the underlying implementation's set of...
GLM_FUNC_DECL qua< T, Q > conjugate(qua< T, Q > const &q)
Returns the q conjugate. 
GLM_FUNC_DECL qua< T, Q > slerp(qua< T, Q > const &x, qua< T, Q > const &y, T a)
Spherical linear interpolation of two quaternions. 
GLM_FUNC_DECL qua< T, Q > inverse(qua< T, Q > const &q)
Returns the q inverse. 
GLM_FUNC_DECL qua< T, Q > lerp(qua< T, Q > const &x, qua< T, Q > const &y, T a)
Linear interpolation of two quaternions. 
GLM_FUNC_DECL qua< T, Q > mix(qua< T, Q > const &x, qua< T, Q > const &y, T a)
Spherical linear interpolation of two quaternions.