1 files changed, 72 insertions, 0 deletions
diff --git a/external/include/glm/gtx/integer.hpp b/external/include/glm/gtx/integer.hpp
new file mode 100644
index 0000000..1173a58
--- /dev/null
+++ b/external/include/glm/gtx/integer.hpp
@@ -0,0 +1,72 @@
+/// @ref gtx_integer
+/// @file glm/gtx/integer.hpp
+///
+/// @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.
+
+#pragma once
+
+// Dependency:
+#include "../glm.hpp"
+#include "../gtc/integer.hpp"
+
+#if GLM_MESSAGES == GLM_MESSAGES_ENABLED && !defined(GLM_EXT_INCLUDED)
+#	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.
+	GLM_FUNC_DECL int pow(int x, int y);
+
+	//! Returns the positive square root of x.
+	//! From GLM_GTX_integer extension.
+	GLM_FUNC_DECL int sqrt(int x);
+
+	//! Returns the floor log2 of x.
+	//! From GLM_GTX_integer extension.
+	GLM_FUNC_DECL 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.
+	GLM_FUNC_DECL 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> 
+	GLM_FUNC_DECL 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.
+	GLM_FUNC_DECL uint pow(uint x, uint y);
+
+	//! Returns the positive square root of x. 
+	//! From GLM_GTX_integer extension.
+	GLM_FUNC_DECL 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.
+	GLM_FUNC_DECL uint mod(uint x, uint y);
+
+	//! Returns the number of leading zeros.
+	//! From GLM_GTX_integer extension.
+	GLM_FUNC_DECL uint nlz(uint x);
+
+	/// @}
+}//namespace glm
+
+#include "integer.inl"