diff --git a/glm/core/dummy.cpp b/glm/core/dummy.cpp
index 07b5f15a..fd228c8c 100644
--- a/glm/core/dummy.cpp
+++ b/glm/core/dummy.cpp
@@ -33,53 +33,8 @@
 #include "../glm.hpp"
 
 /*
-template <typename T>
-class angle
-{
-public:
-	typedef T value_type;
-
-	angle(value_type const & x) :
-		data(x)
-	{}
-
-private:
-	value_type data;
-};
-
-typedef angle<glm::half> angle16;
-typedef angle<float> angle32;
-typedef angle<double> angle64;
-
-GLM_FUNC_DECL angle<float> operator "" _rad_f(long double const radians)
-{
-	return static_cast<float>(radians);
-}
-
-GLM_FUNC_DECL angle<double> operator "" _rad(long double const radians)
-{
-	return static_cast<double>(radians);
-}
 
-GLM_FUNC_DECL angle<long double> operator "" _rad_l(long double const radians)
-{
-	return radians;
-}
-
-GLM_FUNC_DECL angle<float> operator "" _deg_f(long double const degrees)
-{
-	return static_cast<float>(degrees) * static_cast<float>(0.01745329251994329576923690768489L);
-}
-
-GLM_FUNC_DECL angle<double> operator "" _deg(long double const degrees)
-{
-	return static_cast<double>(degrees) * static_cast<double>(0.01745329251994329576923690768489L);
-}
-
-GLM_FUNC_DECL angle<long double> operator "" _deg_l(long double const degrees)
-{
-	return degrees * 0.01745329251994329576923690768489L;
-}*/
+*/
 
 int main()
 {
diff --git a/glm/gtc/angle.hpp b/glm/gtc/angle.hpp
index bed3c9a3..f267039c 100644
--- a/glm/gtc/angle.hpp
+++ b/glm/gtc/angle.hpp
@@ -20,34 +20,75 @@
 /// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 /// THE SOFTWARE.
 ///
-/// @ref core
-/// @file glm/core/_angles.hpp
-/// @date 2013-05-06 / 2013-05-06
+/// @ref gtc_angle
+/// @file glm/gtc/angle.hpp
+/// @date 2013-05-07 / 2012-05-07
 /// @author Christophe Riccio
+///
+/// @see core (dependence)
+/// @see gtc_angle (dependence)
+///
+/// @defgroup gtc_angle GLM_GTC_angle
+/// @ingroup gtc
+/// 
+/// @brief Handling angles in both radians and degrees.
+/// 
+/// <glm/gtc/angle.hpp> need to be included to use these features.
 ///////////////////////////////////////////////////////////////////////////////////
 
-#ifndef glm_core_angles
-#define glm_core_angles
+#ifndef GLM_GTC_angle
+#define GLM_GTC_angle GLM_VERSION
 
 namespace glm
 {
 	template <typename T>
-	class deg
+	class angle
 	{
 	public:
+		typedef T value_type;
 
+		angle(value_type const & x) :
+			data(x)
+		{}
 
 	private:
-		T data;
+		value_type data;
 	};
 
-	template <typename T>
-	T operator ""_deg(T const & degrees)
-	{ 
-		// returns radians
-		return degrees * T(0.01745329251994329576923690768489); 
+	typedef angle<glm::half> angle16;
+	typedef angle<float> angle32;
+	typedef angle<double> angle64;
+
+	GLM_FUNC_DECL angle<float> operator "" _rad_f(long double const radians)
+	{
+		return static_cast<float>(radians);
+	}
+
+	GLM_FUNC_DECL angle<double> operator "" _rad(long double const radians)
+	{
+		return static_cast<double>(radians);
+	}
+
+	GLM_FUNC_DECL angle<long double> operator "" _rad_l(long double const radians)
+	{
+		return radians;
+	}
+
+	GLM_FUNC_DECL angle<float> operator "" _deg_f(long double const degrees)
+	{
+		return static_cast<float>(degrees) * static_cast<float>(0.01745329251994329576923690768489L);
+	}
+
+	GLM_FUNC_DECL angle<double> operator "" _deg(long double const degrees)
+	{
+		return static_cast<double>(degrees) * static_cast<double>(0.01745329251994329576923690768489L);
+	}
+
+	GLM_FUNC_DECL angle<long double> operator "" _deg_l(long double const degrees)
+	{
+		return degrees * 0.01745329251994329576923690768489L;
 	}
 
 }//namespace glm
 
-#endif//glm_core_angles
+#endif//GLM_GTC_angle