18 #include "../geometric.hpp" 
   19 #include "../exponential.hpp" 
   20 #include "../ext/vector_relational.hpp" 
   22 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED) 
   23 #       pragma message("GLM: GLM_EXT_quaternion_geometric extension included") 
   37         template<
typename T, qualifier Q>
 
   38         GLM_FUNC_DECL T 
length(qua<T, Q> 
const& q);
 
   46         template<
typename T, qualifier Q>
 
   47         GLM_FUNC_DECL qua<T, Q> 
normalize(qua<T, Q> 
const& q);
 
   55         template<
typename T, qualifier Q>
 
   56         GLM_FUNC_DECL T 
dot(qua<T, Q> 
const& x, qua<T, Q> 
const& y);
 
   64         template<
typename T, qualifier Q>
 
   65         GLM_FUNC_QUALIFIER qua<T, Q> 
cross(qua<T, Q> 
const& q1, qua<T, Q> 
const& q2);
 
   70 #include "quaternion_geometric.inl" 
GLM_FUNC_DECL T length(qua< T, Q > const &q)
Returns the norm of a quaternions. 
GLM_FUNC_DECL T dot(qua< T, Q > const &x, qua< T, Q > const &y)
Returns dot product of q1 and q2, i.e., q1[0] * q2[0] + q1[1] * q2[1] + ... 
GLM_FUNC_QUALIFIER qua< T, Q > cross(qua< T, Q > const &q1, qua< T, Q > const &q2)
Compute a cross product. 
GLM_FUNC_DECL qua< T, Q > normalize(qua< T, Q > const &q)
Returns the normalized quaternion.