Minecraft-ish controls, minor optimization

include/glm/ext/vector_float3.hpp

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+/// @ref core
+/// @file glm/ext/vector_float3.hpp
+
+#pragma once
+#include "../detail/type_vec3.hpp"
+
+namespace glm
+{
+	/// @addtogroup core_vector
+	/// @{
+
+	/// 3 components vector of single-precision floating-point numbers.
+	///
+	/// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 4.1.5 Vectors</a>
+	typedef vec<3, float, defaultp>		vec3;
+
+	/// @}
+}//namespace glm