add engine version

1 files changed, 16 insertions, 0 deletions

diff --git a/engine-ocean/External/glm-master/glm/gtx/normalize_dot.inl b/engine-ocean/External/glm-master/glm/gtx/normalize_dot.inl
new file mode 100644
index 0000000..7bcd9a5
--- /dev/null
+++ b/engine-ocean/External/glm-master/glm/gtx/normalize_dot.inl
@@ -0,0 +1,16 @@
+/// @ref gtx_normalize_dot
+
+namespace glm
+{
+	template<length_t L, typename T, qualifier Q>
+	GLM_FUNC_QUALIFIER T normalizeDot(vec<L, T, Q> const& x, vec<L, T, Q> const& y)
+	{
+		return glm::dot(x, y) * glm::inversesqrt(glm::dot(x, x) * glm::dot(y, y));
+	}
+
+	template<length_t L, typename T, qualifier Q>
+	GLM_FUNC_QUALIFIER T fastNormalizeDot(vec<L, T, Q> const& x, vec<L, T, Q> const& y)
+	{
+		return glm::dot(x, y) * glm::fastInverseSqrt(glm::dot(x, x) * glm::dot(y, y));
+	}
+}//namespace glm