0.9.9 API documenation
gtx/quaternion.hpp
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1 
14 #pragma once
15 
16 // Dependency:
17 #include "../glm.hpp"
18 #include "../gtc/constants.hpp"
19 #include "../gtc/quaternion.hpp"
20 #include "../gtx/norm.hpp"
21 
22 #ifndef GLM_ENABLE_EXPERIMENTAL
23 # error "GLM: GLM_GTX_quaternion is an experimetal extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
24 #endif
25 
26 #if GLM_MESSAGES == GLM_MESSAGES_ENABLED && !defined(GLM_EXT_INCLUDED)
27 # pragma message("GLM: GLM_GTX_quaternion extension included")
28 #endif
29 
30 namespace glm
31 {
34 
38  template<typename T, precision P>
39  GLM_FUNC_DECL tvec3<T, P> cross(
40  tquat<T, P> const & q,
41  tvec3<T, P> const & v);
42 
46  template<typename T, precision P>
47  GLM_FUNC_DECL tvec3<T, P> cross(
48  tvec3<T, P> const & v,
49  tquat<T, P> const & q);
50 
55  template<typename T, precision P>
56  GLM_FUNC_DECL tquat<T, P> squad(
57  tquat<T, P> const & q1,
58  tquat<T, P> const & q2,
59  tquat<T, P> const & s1,
60  tquat<T, P> const & s2,
61  T const & h);
62 
66  template<typename T, precision P>
67  GLM_FUNC_DECL tquat<T, P> intermediate(
68  tquat<T, P> const & prev,
69  tquat<T, P> const & curr,
70  tquat<T, P> const & next);
71 
75  template<typename T, precision P>
76  GLM_FUNC_DECL tquat<T, P> exp(
77  tquat<T, P> const & q);
78 
82  template<typename T, precision P>
83  GLM_FUNC_DECL tquat<T, P> log(
84  tquat<T, P> const & q);
85 
89  template<typename T, precision P>
90  GLM_FUNC_DECL tquat<T, P> pow(
91  tquat<T, P> const & x,
92  T const & y);
93 
97  //template<typename T, precision P>
98  //tquat<T, P> sqrt(
99  // tquat<T, P> const & q);
100 
104  template<typename T, precision P>
105  GLM_FUNC_DECL tvec3<T, P> rotate(
106  tquat<T, P> const & q,
107  tvec3<T, P> const & v);
108 
112  template<typename T, precision P>
113  GLM_FUNC_DECL tvec4<T, P> rotate(
114  tquat<T, P> const & q,
115  tvec4<T, P> const & v);
116 
120  template<typename T, precision P>
121  GLM_FUNC_DECL T extractRealComponent(
122  tquat<T, P> const & q);
123 
127  template<typename T, precision P>
128  GLM_FUNC_DECL tmat3x3<T, P> toMat3(
129  tquat<T, P> const & x){return mat3_cast(x);}
130 
134  template<typename T, precision P>
135  GLM_FUNC_DECL tmat4x4<T, P> toMat4(
136  tquat<T, P> const & x){return mat4_cast(x);}
137 
141  template<typename T, precision P>
142  GLM_FUNC_DECL tquat<T, P> toQuat(
143  tmat3x3<T, P> const & x){return quat_cast(x);}
144 
148  template<typename T, precision P>
149  GLM_FUNC_DECL tquat<T, P> toQuat(
150  tmat4x4<T, P> const & x){return quat_cast(x);}
151 
155  template<typename T, precision P>
156  GLM_FUNC_DECL tquat<T, P> shortMix(
157  tquat<T, P> const & x,
158  tquat<T, P> const & y,
159  T const & a);
160 
164  template<typename T, precision P>
165  GLM_FUNC_DECL tquat<T, P> fastMix(
166  tquat<T, P> const & x,
167  tquat<T, P> const & y,
168  T const & a);
169 
175  template<typename T, precision P>
176  GLM_FUNC_DECL tquat<T, P> rotation(
177  tvec3<T, P> const & orig,
178  tvec3<T, P> const & dest);
179 
183  template<typename T, precision P>
184  GLM_FUNC_DECL T length2(tquat<T, P> const & q);
185 
187 }//namespace glm
188 
189 #include "quaternion.inl"
GLM_FUNC_DECL tquat< T, P > pow(tquat< T, P > const &x, T const &y)
Returns x raised to the y power.
GLM_FUNC_DECL T length2(tquat< T, P > const &q)
Returns the squared length of x.
GLM_FUNC_DECL tmat4x4< T, P > toMat4(tquat< T, P > const &x)
Converts a quaternion to a 4 * 4 matrix.
GLM_FUNC_DECL tvec3< T, P > cross(tvec3< T, P > const &v, tquat< T, P > const &q)
Compute a cross product between a vector and a quaternion.
GLM_FUNC_DECL tquat< T, P > shortMix(tquat< T, P > const &x, tquat< T, P > const &y, T const &a)
Quaternion interpolation using the rotation short path.
GLM_FUNC_DECL tmat3x3< T, P > toMat3(tquat< T, P > const &x)
Converts a quaternion to a 3 * 3 matrix.
GLM_FUNC_DECL tquat< T, P > rotation(tvec3< T, P > const &orig, tvec3< T, P > const &dest)
Compute the rotation between two vectors.
GLM_FUNC_DECL tmat4x4< T, P > mat4_cast(tquat< T, P > const &x)
Converts a quaternion to a 4 * 4 matrix.
GLM_FUNC_DECL T extractRealComponent(tquat< T, P > const &q)
Extract the real component of a quaternion.
GLM_FUNC_DECL tquat< T, P > intermediate(tquat< T, P > const &prev, tquat< T, P > const &curr, tquat< T, P > const &next)
Returns an intermediate control point for squad interpolation.
GLM_FUNC_DECL tquat< T, P > exp(tquat< T, P > const &q)
Returns a exp of a quaternion.
GLM_FUNC_DECL tvec4< T, P > rotate(tquat< T, P > const &q, tvec4< T, P > const &v)
Rotates a 4 components vector by a quaternion.
GLM_FUNC_DECL tquat< T, P > fastMix(tquat< T, P > const &x, tquat< T, P > const &y, T const &a)
Quaternion normalized linear interpolation.
Definition: _noise.hpp:11
GLM_FUNC_DECL tquat< T, P > toQuat(tmat4x4< T, P > const &x)
Converts a 4 * 4 matrix to a quaternion.
GLM_FUNC_DECL tquat< T, P > quat_cast(tmat3x3< T, P > const &x)
Converts a 3 * 3 matrix to a quaternion.
GLM_FUNC_DECL tmat3x3< T, P > mat3_cast(tquat< T, P > const &x)
Converts a quaternion to a 3 * 3 matrix.
GLM_FUNC_DECL tquat< T, P > squad(tquat< T, P > const &q1, tquat< T, P > const &q2, tquat< T, P > const &s1, tquat< T, P > const &s2, T const &h)
Compute a point on a path according squad equation.
GLM_FUNC_DECL tquat< T, P > log(tquat< T, P > const &q)
Returns a log of a quaternion.