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constants.hpp
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1
13 #pragma once
14
15 // Dependencies
16 #include "../ext/scalar_constants.hpp"
17
18 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
19 # pragma message("GLM: GLM_GTC_constants extension included")
20 #endif
21
22 namespace glm
23 {
26
29 template<typename genType>
30 GLM_FUNC_DECL GLM_CONSTEXPR genType zero();
31
34 template<typename genType>
35 GLM_FUNC_DECL GLM_CONSTEXPR genType one();
36
39 template<typename genType>
40 GLM_FUNC_DECL GLM_CONSTEXPR genType two_pi();
41
44 template<typename genType>
45 GLM_FUNC_DECL GLM_CONSTEXPR genType tau();
46
49 template<typename genType>
50 GLM_FUNC_DECL GLM_CONSTEXPR genType root_pi();
51
54 template<typename genType>
55 GLM_FUNC_DECL GLM_CONSTEXPR genType half_pi();
56
59 template<typename genType>
60 GLM_FUNC_DECL GLM_CONSTEXPR genType three_over_two_pi();
61
64 template<typename genType>
65 GLM_FUNC_DECL GLM_CONSTEXPR genType quarter_pi();
66
69 template<typename genType>
70 GLM_FUNC_DECL GLM_CONSTEXPR genType one_over_pi();
71
74 template<typename genType>
75 GLM_FUNC_DECL GLM_CONSTEXPR genType one_over_two_pi();
76
79 template<typename genType>
80 GLM_FUNC_DECL GLM_CONSTEXPR genType two_over_pi();
81
84 template<typename genType>
85 GLM_FUNC_DECL GLM_CONSTEXPR genType four_over_pi();
86
89 template<typename genType>
90 GLM_FUNC_DECL GLM_CONSTEXPR genType two_over_root_pi();
91
94 template<typename genType>
95 GLM_FUNC_DECL GLM_CONSTEXPR genType one_over_root_two();
96
99 template<typename genType>
100 GLM_FUNC_DECL GLM_CONSTEXPR genType root_half_pi();
101
104 template<typename genType>
105 GLM_FUNC_DECL GLM_CONSTEXPR genType root_two_pi();
106
109 template<typename genType>
110 GLM_FUNC_DECL GLM_CONSTEXPR genType root_ln_four();
111
114 template<typename genType>
115 GLM_FUNC_DECL GLM_CONSTEXPR genType e();
116
119 template<typename genType>
120 GLM_FUNC_DECL GLM_CONSTEXPR genType euler();
121
124 template<typename genType>
125 GLM_FUNC_DECL GLM_CONSTEXPR genType root_two();
126
129 template<typename genType>
130 GLM_FUNC_DECL GLM_CONSTEXPR genType root_three();
131
134 template<typename genType>
135 GLM_FUNC_DECL GLM_CONSTEXPR genType root_five();
136
139 template<typename genType>
140 GLM_FUNC_DECL GLM_CONSTEXPR genType ln_two();
141
144 template<typename genType>
145 GLM_FUNC_DECL GLM_CONSTEXPR genType ln_ten();
146
149 template<typename genType>
150 GLM_FUNC_DECL GLM_CONSTEXPR genType ln_ln_two();
151
154 template<typename genType>
155 GLM_FUNC_DECL GLM_CONSTEXPR genType third();
156
159 template<typename genType>
160 GLM_FUNC_DECL GLM_CONSTEXPR genType two_thirds();
161
164 template<typename genType>
165 GLM_FUNC_DECL GLM_CONSTEXPR genType golden_ratio();
166
168 } //namespace glm
169
170 #include "constants.inl"
glm::root_five
GLM_FUNC_DECL GLM_CONSTEXPR genType root_five()
Return sqrt(5).
glm::ln_ln_two
GLM_FUNC_DECL GLM_CONSTEXPR genType ln_ln_two()
Return ln(ln(2)).
glm::one_over_root_two
GLM_FUNC_DECL GLM_CONSTEXPR genType one_over_root_two()
Return 1 / sqrt(2).
glm::four_over_pi
GLM_FUNC_DECL GLM_CONSTEXPR genType four_over_pi()
Return 4 / pi.
glm::one
GLM_FUNC_DECL GLM_CONSTEXPR genType one()
Return 1.
glm::two_pi
GLM_FUNC_DECL GLM_CONSTEXPR genType two_pi()
Return pi * 2.
glm::root_two_pi
GLM_FUNC_DECL GLM_CONSTEXPR genType root_two_pi()
Return sqrt(2 * pi).
glm::third
GLM_FUNC_DECL GLM_CONSTEXPR genType third()
Return 1 / 3.
glm::root_ln_four
GLM_FUNC_DECL GLM_CONSTEXPR genType root_ln_four()
Return sqrt(ln(4)).
glm::half_pi
GLM_FUNC_DECL GLM_CONSTEXPR genType half_pi()
Return pi / 2.
glm::quarter_pi
GLM_FUNC_DECL GLM_CONSTEXPR genType quarter_pi()
Return pi / 4.
glm::root_pi
GLM_FUNC_DECL GLM_CONSTEXPR genType root_pi()
Return square root of pi.
glm::golden_ratio
GLM_FUNC_DECL GLM_CONSTEXPR genType golden_ratio()
Return the golden ratio constant.
glm::ln_two
GLM_FUNC_DECL GLM_CONSTEXPR genType ln_two()
Return ln(2).
glm::three_over_two_pi
GLM_FUNC_DECL GLM_CONSTEXPR genType three_over_two_pi()
Return pi / 2 * 3.
glm::two_over_root_pi
GLM_FUNC_DECL GLM_CONSTEXPR genType two_over_root_pi()
Return 2 / sqrt(pi).
glm::ln_ten
GLM_FUNC_DECL GLM_CONSTEXPR genType ln_ten()
Return ln(10).
glm::root_two
GLM_FUNC_DECL GLM_CONSTEXPR genType root_two()
Return sqrt(2).
glm::root_three
GLM_FUNC_DECL GLM_CONSTEXPR genType root_three()
Return sqrt(3).
glm::one_over_pi
GLM_FUNC_DECL GLM_CONSTEXPR genType one_over_pi()
Return 1 / pi.
glm::root_half_pi
GLM_FUNC_DECL GLM_CONSTEXPR genType root_half_pi()
Return sqrt(pi / 2).
glm::euler
GLM_FUNC_DECL GLM_CONSTEXPR genType euler()
Return Euler's constant.
glm::zero
GLM_FUNC_DECL GLM_CONSTEXPR genType zero()
Return 0.
glm::e
GLM_FUNC_DECL GLM_CONSTEXPR genType e()
Return e constant.
glm::one_over_two_pi
GLM_FUNC_DECL GLM_CONSTEXPR genType one_over_two_pi()
Return 1 / (pi * 2).
glm::tau
GLM_FUNC_DECL GLM_CONSTEXPR genType tau()
Return unit-circle circumference, or pi * 2.
glm::two_thirds
GLM_FUNC_DECL GLM_CONSTEXPR genType two_thirds()
Return 2 / 3.
glm::two_over_pi
GLM_FUNC_DECL GLM_CONSTEXPR genType two_over_pi()
Return 2 / pi.