Merge pull request #3 from saurabhb17/master

secondary files

1 files changed, 186 insertions, 0 deletions

diff --git a/include/gal/opengl/glm/gtc/constants.hpp b/include/gal/opengl/glm/gtc/constants.hpp
new file mode 100644
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+++ b/include/gal/opengl/glm/gtc/constants.hpp
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+///////////////////////////////////////////////////////////////////////////////////
+/// OpenGL Mathematics (glm.g-truc.net)
+///
+/// Copyright (c) 2005 - 2013 G-Truc Creation (www.g-truc.net)
+/// Permission is hereby granted, free of charge, to any person obtaining a copy
+/// of this software and associated documentation files (the "Software"), to deal
+/// in the Software without restriction, including without limitation the rights
+/// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+/// copies of the Software, and to permit persons to whom the Software is
+/// furnished to do so, subject to the following conditions:
+/// 
+/// The above copyright notice and this permission notice shall be included in
+/// all copies or substantial portions of the Software.
+/// 
+/// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+/// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+/// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+/// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+/// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+/// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+/// THE SOFTWARE.
+///
+/// @ref gtc_constants
+/// @file glm/gtc/constants.hpp
+/// @date 2011-09-30 / 2012-01-25
+/// @author Christophe Riccio
+///
+/// @see core (dependence)
+/// @see gtc_half_float (dependence)
+///
+/// @defgroup gtc_constants GLM_GTC_constants
+/// @ingroup gtc
+/// 
+/// @brief Allow to perform bit operations on integer values
+/// 
+/// <glm/gtc/constants.hpp> need to be included to use these features.
+///////////////////////////////////////////////////////////////////////////////////
+
+#ifndef GLM_GTC_constants
+#define GLM_GTC_constants GLM_VERSION
+
+// Dependency:
+#include "../glm.hpp"
+#include "../gtc/half_float.hpp"
+
+#if(defined(GLM_MESSAGES) && !defined(glm_ext))
+#	pragma message("GLM: GLM_GTC_constants extension included")
+#endif
+
+namespace glm
+{
+	/// @addtogroup gtc_constants
+	/// @{
+
+	/// Return the epsilon constant for floating point types.
+	/// @todo Implement epsilon for half-precision floating point type.
+	/// @see gtc_constants
+	template <typename genType>
+	GLM_FUNC_DECL genType epsilon();
+
+	/// Return 0.
+	/// @see gtc_constants
+	template <typename genType>
+	GLM_FUNC_DECL genType zero();
+
+	/// Return 1.
+	/// @see gtc_constants
+	template <typename genType>
+	GLM_FUNC_DECL genType one();
+
+	/// Return the pi constant.
+	/// @see gtc_constants
+	template <typename genType>
+	GLM_FUNC_DECL genType pi();
+
+	/// Return square root of pi.
+	/// @see gtc_constants
+	template <typename genType>
+	GLM_FUNC_DECL genType root_pi();
+
+	/// Return pi / 2.
+	/// @see gtc_constants
+	template <typename genType>
+	GLM_FUNC_DECL genType half_pi();
+
+	/// Return pi / 4.
+	/// @see gtc_constants
+	template <typename genType>
+	GLM_FUNC_DECL genType quarter_pi();
+
+	/// Return 1 / pi.
+	/// @see gtc_constants
+	template <typename genType>
+	GLM_FUNC_DECL genType one_over_pi();
+
+	/// Return 2 / pi.
+	/// @see gtc_constants
+	template <typename genType>
+	GLM_FUNC_DECL genType two_over_pi();
+
+	/// Return 2 / sqrt(pi).
+	/// @see gtc_constants
+	template <typename genType>
+	GLM_FUNC_DECL genType two_over_root_pi();
+
+	/// Return 1 / sqrt(2).
+	/// @see gtc_constants
+	template <typename genType>
+	GLM_FUNC_DECL genType one_over_root_two();
+
+	/// Return sqrt(pi / 2).
+	/// @see gtc_constants
+	template <typename genType>
+	GLM_FUNC_DECL genType root_half_pi();
+
+	/// Return sqrt(2 * pi).
+	/// @see gtc_constants
+	template <typename genType>
+	GLM_FUNC_DECL genType root_two_pi();
+
+	/// Return sqrt(ln(4)).
+	/// @see gtc_constants
+	template <typename genType>
+	GLM_FUNC_DECL genType root_ln_four();
+
+	/// Return e constant.
+	/// @see gtc_constants
+	template <typename genType>
+	GLM_FUNC_DECL genType e();
+
+	/// Return Euler's constant.
+	/// @see gtc_constants
+	template <typename genType>
+	GLM_FUNC_DECL genType euler();
+
+	/// Return sqrt(2).
+	/// @see gtc_constants
+	template <typename genType>
+	GLM_FUNC_DECL genType root_two();
+
+	/// Return sqrt(3).
+	/// @see gtc_constants
+	template <typename genType>
+	GLM_FUNC_DECL genType root_three();
+
+	/// Return sqrt(5).
+	/// @see gtc_constants
+	template <typename genType>
+	GLM_FUNC_DECL genType root_five();
+
+	/// Return ln(2).
+	/// @see gtc_constants
+	template <typename genType>
+	GLM_FUNC_DECL genType ln_two();
+
+	/// Return ln(10).
+	/// @see gtc_constants
+	template <typename genType>
+	GLM_FUNC_DECL genType ln_ten();
+
+	/// Return ln(ln(2)).
+	/// @see gtc_constants
+	template <typename genType>
+	GLM_FUNC_DECL genType ln_ln_two();
+
+	/// Return 1 / 3.
+	/// @see gtc_constants
+	template <typename genType>
+	GLM_FUNC_DECL genType third();
+
+	/// Return 2 / 3.
+	/// @see gtc_constants
+	template <typename genType>
+	GLM_FUNC_DECL genType two_thirds();
+
+	/// Return the golden ratio constant.
+	/// @see gtc_constants
+	template <typename genType>
+	GLM_FUNC_DECL genType golden_ratio();
+
+	/// @}
+} //namespace glm
+
+#include "constants.inl"
+
+#endif//GLM_GTC_constants