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gtx/quaternion.hpp
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1
43 #pragma once
44
45 // Dependency:
46 #include "../glm.hpp"
47 #include "../gtc/constants.hpp"
48 #include "../gtc/quaternion.hpp"
49 #include "../gtx/norm.hpp"
50
51 #if(defined(GLM_MESSAGES) && !defined(GLM_EXT_INCLUDED))
52 # pragma message("GLM: GLM_GTX_quaternion extension included")
53 #endif
54
55 namespace glm
56 {
59
63 template<typename T, precision P>
64 GLM_FUNC_DECL tvec3<T, P> cross(
65 tquat<T, P> const & q,
66 tvec3<T, P> const & v);
67
71 template<typename T, precision P>
72 GLM_FUNC_DECL tvec3<T, P> cross(
73 tvec3<T, P> const & v,
74 tquat<T, P> const & q);
75
80 template<typename T, precision P>
81 GLM_FUNC_DECL tquat<T, P> squad(
82 tquat<T, P> const & q1,
83 tquat<T, P> const & q2,
84 tquat<T, P> const & s1,
85 tquat<T, P> const & s2,
86 T const & h);
87
91 template<typename T, precision P>
92 GLM_FUNC_DECL tquat<T, P> intermediate(
93 tquat<T, P> const & prev,
94 tquat<T, P> const & curr,
95 tquat<T, P> const & next);
96
100 template<typename T, precision P>
101 GLM_FUNC_DECL tquat<T, P> exp(
102 tquat<T, P> const & q);
103
107 template<typename T, precision P>
108 GLM_FUNC_DECL tquat<T, P> log(
109 tquat<T, P> const & q);
110
114 template<typename T, precision P>
115 GLM_FUNC_DECL tquat<T, P> pow(
116 tquat<T, P> const & x,
117 T const & y);
118
122 //template<typename T, precision P>
123 //tquat<T, P> sqrt(
124 // tquat<T, P> const & q);
125
129 template<typename T, precision P>
130 GLM_FUNC_DECL tvec3<T, P> rotate(
131 tquat<T, P> const & q,
132 tvec3<T, P> const & v);
133
137 template<typename T, precision P>
138 GLM_FUNC_DECL tvec4<T, P> rotate(
139 tquat<T, P> const & q,
140 tvec4<T, P> const & v);
141
145 template<typename T, precision P>
146 GLM_FUNC_DECL T extractRealComponent(
147 tquat<T, P> const & q);
148
152 template<typename T, precision P>
153 GLM_FUNC_DECL tmat3x3<T, P> toMat3(
154 tquat<T, P> const & x){return mat3_cast(x);}
155
159 template<typename T, precision P>
160 GLM_FUNC_DECL tmat4x4<T, P> toMat4(
161 tquat<T, P> const & x){return mat4_cast(x);}
162
166 template<typename T, precision P>
167 GLM_FUNC_DECL tquat<T, P> toQuat(
168 tmat3x3<T, P> const & x){return quat_cast(x);}
169
173 template<typename T, precision P>
174 GLM_FUNC_DECL tquat<T, P> toQuat(
175 tmat4x4<T, P> const & x){return quat_cast(x);}
176
180 template<typename T, precision P>
181 GLM_FUNC_DECL tquat<T, P> shortMix(
182 tquat<T, P> const & x,
183 tquat<T, P> const & y,
184 T const & a);
185
189 template<typename T, precision P>
190 GLM_FUNC_DECL tquat<T, P> fastMix(
191 tquat<T, P> const & x,
192 tquat<T, P> const & y,
193 T const & a);
194
200 template<typename T, precision P>
201 GLM_FUNC_DECL tquat<T, P> rotation(
202 tvec3<T, P> const & orig,
203 tvec3<T, P> const & dest);
204
208 template<typename T, precision P>
209 GLM_FUNC_DECL T length2(tquat<T, P> const & q);
210
212 }//namespace glm
213
214 #include "quaternion.inl"
glm::exp
GLM_FUNC_DECL tquat< T, P > exp(tquat< T, P > const &q)
Returns a exp of a quaternion.
glm::toQuat
GLM_FUNC_DECL tquat< T, P > toQuat(tmat4x4< T, P > const &x)
Converts a 4 * 4 matrix to a quaternion.
Definition: gtx/quaternion.hpp:174
glm::quat_cast
GLM_FUNC_DECL tquat< T, P > quat_cast(tmat3x3< T, P > const &x)
Converts a 3 * 3 matrix to a quaternion.
glm::toMat3
GLM_FUNC_DECL tmat3x3< T, P > toMat3(tquat< T, P > const &x)
Converts a quaternion to a 3 * 3 matrix.
Definition: gtx/quaternion.hpp:153
glm::toMat4
GLM_FUNC_DECL tmat4x4< T, P > toMat4(tquat< T, P > const &x)
Converts a quaternion to a 4 * 4 matrix.
Definition: gtx/quaternion.hpp:160
glm::shortMix
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::rotation
GLM_FUNC_DECL tquat< T, P > rotation(tvec3< T, P > const &orig, tvec3< T, P > const &dest)
Compute the rotation between two vectors.
glm::squad
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::extractRealComponent
GLM_FUNC_DECL T extractRealComponent(tquat< T, P > const &q)
Extract the real component of a quaternion.
glm::intermediate
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::mat3_cast
GLM_FUNC_DECL tmat3x3< T, P > mat3_cast(tquat< T, P > const &x)
Converts a quaternion to a 3 * 3 matrix.
glm::log
GLM_FUNC_DECL tquat< T, P > log(tquat< T, P > const &q)
Returns a log of a quaternion.
glm::length2
GLM_FUNC_DECL T length2(tquat< T, P > const &q)
Returns the squared length of x.
glm::cross
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
Definition: _noise.hpp:39
glm::mat4_cast
GLM_FUNC_DECL tmat4x4< T, P > mat4_cast(tquat< T, P > const &x)
Converts a quaternion to a 4 * 4 matrix.
glm::pow
GLM_FUNC_DECL tquat< T, P > pow(tquat< T, P > const &x, T const &y)
Returns x raised to the y power.
glm::rotate
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::fastMix
GLM_FUNC_DECL tquat< T, P > fastMix(tquat< T, P > const &x, tquat< T, P > const &y, T const &a)
Quaternion normalized linear interpolation.