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authorLaG1924 <12997935+LaG1924@users.noreply.github.com>2018-01-13 03:51:33 +0100
committerLaG1924 <12997935+LaG1924@users.noreply.github.com>2018-01-13 03:51:34 +0100
commit6f67371bb1b46579ae837d0e0c61ac1b291be743 (patch)
tree5a43692a064d84e5c5688b1b3639342555139c3c /external/include/glm/gtc/constants.hpp
parentBackported to C++14 (diff)
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Diffstat (limited to 'external/include/glm/gtc/constants.hpp')
-rw-r--r--external/include/glm/gtc/constants.hpp176
1 files changed, 176 insertions, 0 deletions
diff --git a/external/include/glm/gtc/constants.hpp b/external/include/glm/gtc/constants.hpp
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+/// @ref gtc_constants
+/// @file glm/gtc/constants.hpp
+///
+/// @see core (dependence)
+/// @see gtc_half_float (dependence)
+///
+/// @defgroup gtc_constants GLM_GTC_constants
+/// @ingroup gtc
+///
+/// @brief Provide a list of constants and precomputed useful values.
+///
+/// <glm/gtc/constants.hpp> need to be included to use these features.
+
+#pragma once
+
+// Dependencies
+#include "../detail/setup.hpp"
+
+#if GLM_MESSAGES == GLM_MESSAGES_ENABLED && !defined(GLM_EXT_INCLUDED)
+# pragma message("GLM: GLM_GTC_constants extension included")
+#endif
+
+namespace glm
+{
+ /// @addtogroup gtc_constants
+ /// @{
+
+ /// Return the epsilon constant for floating point types.
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType epsilon();
+
+ /// Return 0.
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType zero();
+
+ /// Return 1.
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType one();
+
+ /// Return the pi constant.
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType pi();
+
+ /// Return pi * 2.
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType two_pi();
+
+ /// Return square root of pi.
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType root_pi();
+
+ /// Return pi / 2.
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType half_pi();
+
+ /// Return pi / 2 * 3.
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType three_over_two_pi();
+
+ /// Return pi / 4.
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType quarter_pi();
+
+ /// Return 1 / pi.
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType one_over_pi();
+
+ /// Return 1 / (pi * 2).
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType one_over_two_pi();
+
+ /// Return 2 / pi.
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType two_over_pi();
+
+ /// Return 4 / pi.
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType four_over_pi();
+
+ /// Return 2 / sqrt(pi).
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType two_over_root_pi();
+
+ /// Return 1 / sqrt(2).
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType one_over_root_two();
+
+ /// Return sqrt(pi / 2).
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType root_half_pi();
+
+ /// Return sqrt(2 * pi).
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType root_two_pi();
+
+ /// Return sqrt(ln(4)).
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType root_ln_four();
+
+ /// Return e constant.
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType e();
+
+ /// Return Euler's constant.
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType euler();
+
+ /// Return sqrt(2).
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType root_two();
+
+ /// Return sqrt(3).
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType root_three();
+
+ /// Return sqrt(5).
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType root_five();
+
+ /// Return ln(2).
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType ln_two();
+
+ /// Return ln(10).
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType ln_ten();
+
+ /// Return ln(ln(2)).
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType ln_ln_two();
+
+ /// Return 1 / 3.
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType third();
+
+ /// Return 2 / 3.
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType two_thirds();
+
+ /// Return the golden ratio constant.
+ /// @see gtc_constants
+ template <typename genType>
+ GLM_FUNC_DECL GLM_CONSTEXPR genType golden_ratio();
+
+ /// @}
+} //namespace glm
+
+#include "constants.inl"