Merge pull request #4 from FOSSEE/develop

merging dev into master

1 files changed, 115 insertions, 0 deletions

diff --git a/include/gal/opengl/glm/gtx/normalize_dot.inl b/include/gal/opengl/glm/gtx/normalize_dot.inl
new file mode 100644
index 0000000..5058eac
--- /dev/null
+++ b/include/gal/opengl/glm/gtx/normalize_dot.inl
@@ -0,0 +1,115 @@
+//////////////////////////////////////////////////////////////////////////////////
+// OpenGL Mathematics Copyright (c) 2005 - 2013 G-Truc Creation (www.g-truc.net)
+//////////////////////////////////////////////////////////////////////////////////
+// Created : 2007-09-28
+// Updated : 2008-10-07
+// Licence : This source is under MIT License
+// File    : glm/gtx/normalize_dot.inl
+//////////////////////////////////////////////////////////////////////////////////
+
+namespace glm
+{
+	template <typename genType> 
+	GLM_FUNC_QUALIFIER genType normalizeDot
+	(
+		genType const & x, 
+		genType const & y
+	)
+	{
+		return 
+			glm::dot(x, y) * 
+			glm::inversesqrt(glm::dot(x, x) * 
+			glm::dot(y, y));
+	}
+
+	template <typename valType> 
+	GLM_FUNC_QUALIFIER valType normalizeDot
+	(
+		detail::tvec2<valType> const & x, 
+		detail::tvec2<valType> const & y
+	)
+	{
+		return 
+			glm::dot(x, y) * 
+			glm::inversesqrt(glm::dot(x, x) * 
+			glm::dot(y, y));
+	}
+
+	template <typename valType> 
+	GLM_FUNC_QUALIFIER valType normalizeDot
+	(
+		detail::tvec3<valType> const & x, 
+		detail::tvec3<valType> const & y
+	)
+	{
+		return 
+			glm::dot(x, y) * 
+			glm::inversesqrt(glm::dot(x, x) * 
+			glm::dot(y, y));
+	}
+
+	template <typename valType> 
+	GLM_FUNC_QUALIFIER valType normalizeDot
+	(
+		detail::tvec4<valType> const & x, 
+		detail::tvec4<valType> const & y
+	)
+	{
+		return 
+			glm::dot(x, y) * 
+			glm::inversesqrt(glm::dot(x, x) * 
+			glm::dot(y, y));
+	}
+
+	template <typename genType> 
+	GLM_FUNC_QUALIFIER genType fastNormalizeDot
+	(
+		genType const & x, 
+		genType const & y
+	)
+	{
+		return 
+			glm::dot(x, y) * 
+			fastInverseSqrt(glm::dot(x, x) * 
+			glm::dot(y, y));
+	}
+
+	template <typename valType> 
+	GLM_FUNC_QUALIFIER valType fastNormalizeDot
+	(
+		detail::tvec2<valType> const & x, 
+		detail::tvec2<valType> const & y
+	)
+	{
+		return 
+			glm::dot(x, y) * 
+			fastInverseSqrt(glm::dot(x, x) * 
+			glm::dot(y, y));
+	}
+
+	template <typename valType> 
+	GLM_FUNC_QUALIFIER valType fastNormalizeDot
+	(
+		detail::tvec3<valType> const & x, 
+		detail::tvec3<valType> const & y
+	)
+	{
+		return 
+			glm::dot(x, y) * 
+			fastInverseSqrt(glm::dot(x, x) * 
+			glm::dot(y, y));
+	}
+
+	template <typename valType> 
+	GLM_FUNC_QUALIFIER valType fastNormalizeDot
+	(
+		detail::tvec4<valType> const & x, 
+		detail::tvec4<valType> const & y
+	)
+	{
+		return 
+			glm::dot(x, y) * 
+			fastInverseSqrt(glm::dot(x, x) * 
+			glm::dot(y, y));
+	}
+}//namespace glm