Merge pull request #3 from saurabhb17/master

secondary files

1 files changed, 104 insertions, 0 deletions

diff --git a/include/gal/opengl/glm/gtx/integer.hpp b/include/gal/opengl/glm/gtx/integer.hpp
new file mode 100644
index 0000000..b3e21fd
--- /dev/null
+++ b/include/gal/opengl/glm/gtx/integer.hpp
@@ -0,0 +1,104 @@
+///////////////////////////////////////////////////////////////////////////////////
+/// 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 gtx_integer
+/// @file glm/gtx/integer.hpp
+/// @date 2005-12-24 / 2011-10-13
+/// @author Christophe Riccio
+///
+/// @see core (dependence)
+///
+/// @defgroup gtx_integer GLM_GTX_integer
+/// @ingroup gtx
+/// 
+/// @brief Add support for integer for core functions
+/// 
+/// <glm/gtx/integer.hpp> need to be included to use these functionalities.
+///////////////////////////////////////////////////////////////////////////////////
+
+#ifndef GLM_GTX_integer
+#define GLM_GTX_integer GLM_VERSION
+
+// Dependency:
+#include "../glm.hpp"
+
+#if(defined(GLM_MESSAGES) && !defined(glm_ext))
+#	pragma message("GLM: GLM_GTX_integer extension included")
+#endif
+
+namespace glm
+{
+	/// @addtogroup gtx_integer
+	/// @{
+
+	//! Returns x raised to the y power. 
+	//! From GLM_GTX_integer extension.
+	int pow(int x, int y);
+
+	//! Returns the positive square root of x.
+	//! From GLM_GTX_integer extension.
+	int sqrt(int x);
+
+	//! Returns the log2 of x. Can be reliably using to compute mipmap count from the texture size.
+	//! From GLM_GTX_integer extension.
+	template <typename genIUType>
+	genIUType log2(genIUType const & x);
+
+	//! Returns the floor log2 of x.
+	//! From GLM_GTX_integer extension.
+	unsigned int floor_log2(unsigned int x);
+
+	//! Modulus. Returns x - y * floor(x / y) for each component in x using the floating point value y.
+	//! From GLM_GTX_integer extension.
+	int mod(int x, int y);
+
+	//! Return the factorial value of a number (!12 max, integer only)
+	//! From GLM_GTX_integer extension.
+	template <typename genType> 
+	genType factorial(genType const & x);
+
+	//! 32bit signed integer. 
+	//! From GLM_GTX_integer extension.
+	typedef signed int					sint;
+
+	//! Returns x raised to the y power.
+	//! From GLM_GTX_integer extension.
+	uint pow(uint x, uint y);
+
+	//! Returns the positive square root of x. 
+	//! From GLM_GTX_integer extension.
+	uint sqrt(uint x);
+
+	//! Modulus. Returns x - y * floor(x / y) for each component in x using the floating point value y.
+	//! From GLM_GTX_integer extension.
+	uint mod(uint x, uint y);
+
+	//! Returns the number of leading zeros.
+	//! From GLM_GTX_integer extension.
+	uint nlz(uint x);
+
+	/// @}
+}//namespace glm
+
+#include "integer.inl"
+
+#endif//GLM_GTX_integer