rotating skyboxgit add -A

1 files changed, 26 insertions, 0 deletions

diff --git a/glm-master/glm/gtx/handed_coordinate_space.inl b/glm-master/glm/gtx/handed_coordinate_space.inl
new file mode 100644
index 0000000..e43c17b
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+++ b/glm-master/glm/gtx/handed_coordinate_space.inl
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+/// @ref gtx_handed_coordinate_space
+
+namespace glm
+{
+	template<typename T, qualifier Q>
+	GLM_FUNC_QUALIFIER bool rightHanded
+	(
+		vec<3, T, Q> const& tangent,
+		vec<3, T, Q> const& binormal,
+		vec<3, T, Q> const& normal
+	)
+	{
+		return dot(cross(normal, tangent), binormal) > T(0);
+	}
+
+	template<typename T, qualifier Q>
+	GLM_FUNC_QUALIFIER bool leftHanded
+	(
+		vec<3, T, Q> const& tangent,
+		vec<3, T, Q> const& binormal,
+		vec<3, T, Q> const& normal
+	)
+	{
+		return dot(cross(normal, tangent), binormal) < T(0);
+	}
+}//namespace glm