diff --git a/glm/gtc/half_float.inl b/glm/gtc/half_float.inl
index 21387432..5a530f00 100644
--- a/glm/gtc/half_float.inl
+++ b/glm/gtc/half_float.inl
@@ -514,6 +514,494 @@ namespace detail
 	(
 		tvec3<thalf> const & v
 	)
+	{
+		this->x -= v.x;
+		this->y -= v.y;
+		this->z -= v.z;
+		return *this;
+	}
+
+	GLM_FUNC_QUALIFIER tvec3<thalf> & tvec3<thalf>::operator*=
+	(
+		thalf const & s
+	)
+	{
+		this->x *= s;
+		this->y *= s;
+		this->z *= s;
+		return *this;
+	}
+
+	GLM_FUNC_QUALIFIER tvec3<thalf> & tvec3<thalf>::operator*=
+	(
+		tvec3<thalf> const & v
+	)
+	{
+		this->x *= v.x;
+		this->y *= v.y;
+		this->z *= v.z;
+		return *this;
+	}
+
+	GLM_FUNC_QUALIFIER tvec3<thalf> & tvec3<thalf>::operator/=
+	(
+		thalf const & s
+	)
+	{
+		this->x /= s;
+		this->y /= s;
+		this->z /= s;
+		return *this;
+	}
+
+	GLM_FUNC_QUALIFIER tvec3<thalf> & tvec3<thalf>::operator/=
+	(
+		tvec3<thalf> const & v
+	)
+	{
+		this->x /= v.x;
+		this->y /= v.y;
+		this->z /= v.z;
+		return *this;
+	}
+
+	GLM_FUNC_QUALIFIER tvec3<thalf> & tvec3<thalf>::operator++()
+	{
+		++this->x;
+		++this->y;
+		++this->z;
+		return *this;
+	}
+
+	GLM_FUNC_QUALIFIER tvec3<thalf> & tvec3<thalf>::operator--()
+	{
+		--this->x;
+		--this->y;
+		--this->z;
+		return *this;
+	}
+
+	//////////////////////////////////////
+	// Swizzle operators
+
+	GLM_FUNC_QUALIFIER thalf tvec3<thalf>::swizzle(comp x) const
+	{
+		return (*this)[x];
+	}
+
+	GLM_FUNC_QUALIFIER tvec2<thalf> tvec3<thalf>::swizzle(comp x, comp y) const
+	{
+		return tvec2<thalf>(
+			(*this)[x],
+			(*this)[y]);
+	}
+
+	GLM_FUNC_QUALIFIER tvec3<thalf> tvec3<thalf>::swizzle(comp x, comp y, comp z) const
+	{
+		return tvec3<thalf>(
+			(*this)[x],
+			(*this)[y],
+			(*this)[z]);
+	}
+
+	GLM_FUNC_QUALIFIER tvec4<thalf> tvec3<thalf>::swizzle(comp x, comp y, comp z, comp w) const
+	{
+		return tvec4<thalf>(
+			(*this)[x],
+			(*this)[y],
+			(*this)[z],
+			(*this)[w]);
+	}
+
+	GLM_FUNC_QUALIFIER tref3<thalf> tvec3<thalf>::swizzle(comp x, comp y, comp z)
+	{
+		return tref3<thalf>(
+			(*this)[x],
+			(*this)[y],
+			(*this)[z]);
+	}
+
+	//////////////////////////////////////
+	// hvec4
+
+	GLM_FUNC_QUALIFIER tvec4<thalf>::size_type tvec4<thalf>::length() const
+	{
+		return 4;
+	}
+
+	GLM_FUNC_QUALIFIER tvec4<thalf>::size_type tvec4<thalf>::value_size()
+	{
+		return 4;
+	}
+	
+	//////////////////////////////////////
+	// Accesses
+
+	GLM_FUNC_QUALIFIER thalf & tvec4<thalf>::operator[]
+	(
+		tvec4<thalf>::size_type i
+	)
+	{
+		assert(/*i >= tvec4<thalf>::size_type(0) && */i < tvec4<thalf>::value_size());
+
+		return (&x)[i];
+	}
+
+	GLM_FUNC_QUALIFIER thalf const & tvec4<thalf>::operator[]
+	(
+		tvec4<thalf>::size_type i
+	) const
+	{
+		assert(/*i >= tvec4<thalf>::size_type(0) && */i < tvec4<thalf>::value_size());
+
+		return (&x)[i];
+	}
+
+	//////////////////////////////////////
+	// Implicit basic constructors
+
+	GLM_FUNC_QUALIFIER tvec4<thalf>::tvec4() :
+		x(thalf(0)),
+		y(thalf(0)),
+		z(thalf(0)),
+		w(thalf(0))
+	{}
+
+	GLM_FUNC_QUALIFIER tvec4<thalf>::tvec4
+	(
+		tvec4<thalf> const & v
+	) :
+		x(v.x),
+		y(v.y),
+		z(v.z),
+		w(v.w)
+	{}
+
+	//////////////////////////////////////
+	// Explicit basic constructors
+
+	GLM_FUNC_QUALIFIER tvec4<thalf>::tvec4
+	(
+		thalf const & s
+	) :
+		x(s),
+		y(s),
+		z(s),
+		w(s)
+	{}
+
+	GLM_FUNC_QUALIFIER tvec4<thalf>::tvec4
+	(
+		thalf const & s1, 
+		thalf const & s2, 
+		thalf const & s3, 
+		thalf const & s4
+	) :
+		x(s1),
+		y(s2),
+		z(s3),
+		w(s4)
+	{}
+
+	//////////////////////////////////////
+	// Swizzle constructors
+
+	GLM_FUNC_QUALIFIER tvec4<thalf>::tvec4
+	(
+		tref4<thalf> const & r
+	) :
+		x(r.x),
+		y(r.y),
+		z(r.z),
+		w(r.w)
+	{}
+
+	//////////////////////////////////////
+	// Convertion scalar constructors
+
+	template <typename U> 
+	GLM_FUNC_QUALIFIER tvec4<thalf>::tvec4
+	(
+		U const & x
+	) :
+		x(thalf(x)),
+		y(thalf(x)),
+		z(thalf(x)),
+		w(thalf(x))
+	{}
+
+	template <typename A, typename B, typename C, typename D> 
+	GLM_FUNC_QUALIFIER tvec4<thalf>::tvec4
+	(
+		A const & x, 
+		B const & y, 
+		C const & z, 
+		D const & w
+	) :
+		x(thalf(x)),
+		y(thalf(y)),
+		z(thalf(z)),
+		w(thalf(w))
+	{}
+
+	//////////////////////////////////////
+	// Convertion vector constructors
+
+	template <typename A, typename B, typename C> 
+	GLM_FUNC_QUALIFIER tvec4<thalf>::tvec4
+	(
+		tvec2<A> const & v, 
+		B const & s1, 
+		C const & s2
+	) :
+		x(thalf(v.x)),
+		y(thalf(v.y)),
+		z(thalf(s1)),
+		w(thalf(s2))
+	{}
+
+	template <typename A, typename B, typename C> 
+	GLM_FUNC_QUALIFIER tvec4<thalf>::tvec4
+	(
+		A const & s1, 
+		tvec2<B> const & v, 
+		C const & s2
+	) :
+		x(thalf(s1)),
+		y(thalf(v.x)),
+		z(thalf(v.y)),
+		w(thalf(s2))
+	{}
+
+	template <typename A, typename B, typename C> 
+	GLM_FUNC_QUALIFIER tvec4<thalf>::tvec4
+	(
+		A const & s1, 
+		B const & s2, 
+		tvec2<C> const & v
+	) :
+		x(thalf(s1)),
+		y(thalf(s2)),
+		z(thalf(v.x)),
+		w(thalf(v.y))
+	{}
+
+	template <typename A, typename B> 
+	GLM_FUNC_QUALIFIER tvec4<thalf>::tvec4
+	(
+		tvec3<A> const & v, 
+		B const & s
+	) :
+		x(thalf(v.x)),
+		y(thalf(v.y)),
+		z(thalf(v.z)),
+		w(thalf(s))
+	{}
+
+	template <typename A, typename B> 
+	GLM_FUNC_QUALIFIER tvec4<thalf>::tvec4
+	(
+		A const & s, 
+		tvec3<B> const & v
+	) :
+		x(thalf(s)),
+		y(thalf(v.x)),
+		z(thalf(v.y)),
+		w(thalf(v.z))
+	{}
+
+	template <typename A, typename B> 
+	GLM_FUNC_QUALIFIER tvec4<thalf>::tvec4
+	(
+		tvec2<A> const & v1, 
+		tvec2<B> const & v2
+	) :
+		x(thalf(v1.x)),
+		y(thalf(v1.y)),
+		z(thalf(v2.x)),
+		w(thalf(v2.y))
+	{}
+
+	template <typename U> 
+	GLM_FUNC_QUALIFIER tvec4<thalf>::tvec4
+	(
+		tvec4<U> const & v
+	) :
+		x(thalf(v.x)),
+		y(thalf(v.y)),
+		z(thalf(v.z)),
+		w(thalf(v.w))
+	{}
+
+	//////////////////////////////////////
+	// Unary arithmetic operators
+
+	GLM_FUNC_QUALIFIER tvec4<thalf>& tvec4<thalf>::operator= 
+	(
+		tvec4<thalf> const & v
+	)
+	{
+		this->x = v.x;
+		this->y = v.y;
+		this->z = v.z;
+		this->w = v.w;
+		return *this;
+	}
+
+	GLM_FUNC_QUALIFIER tvec4<thalf>& tvec4<thalf>::operator+=
+	(
+		thalf const & s
+	)
+	{
+		this->x += s;
+		this->y += s;
+		this->z += s;
+		this->w += s;
+		return *this;
+	}
+
+	GLM_FUNC_QUALIFIER tvec4<thalf>& tvec4<thalf>::operator+=
+	(
+		tvec4<thalf> const & v
+	)
+	{
+		this->x += v.x;
+		this->y += v.y;
+		this->z += v.z;
+		this->w += v.w;
+		return *this;
+	}
+
+	GLM_FUNC_QUALIFIER tvec4<thalf>& tvec4<thalf>::operator-=
+	(
+		thalf const & s
+	)
+	{
+		this->x -= s;
+		this->y -= s;
+		this->z -= s;
+		this->w -= s;
+		return *this;
+	}
+
+	GLM_FUNC_QUALIFIER tvec4<thalf>& tvec4<thalf>::operator-=
+	(
+		tvec4<thalf> const & v
+	)
+	{
+		this->x -= v.x;
+		this->y -= v.y;
+		this->z -= v.z;
+		this->w -= v.w;
+		return *this;
+	}
+
+	GLM_FUNC_QUALIFIER tvec4<thalf>& tvec4<thalf>::operator*=
+	(
+		thalf const & s
+	)
+	{
+		this->x *= s;
+		this->y *= s;
+		this->z *= s;
+		this->w *= s;
+		return *this;
+	}
+
+	GLM_FUNC_QUALIFIER tvec4<thalf>& tvec4<thalf>::operator*=
+	(
+		tvec4<thalf> const & v
+	)
+	{
+		this->x *= v.x;
+		this->y *= v.y;
+		this->z *= v.z;
+		this->w *= v.w;
+		return *this;
+	}
+
+	GLM_FUNC_QUALIFIER tvec4<thalf>& tvec4<thalf>::operator/=
+	(
+		thalf const & s
+	)
+	{
+		this->x /= s;
+		this->y /= s;
+		this->z /= s;
+		this->w /= s;
+		return *this;
+	}
+
+	GLM_FUNC_QUALIFIER tvec4<thalf>& tvec4<thalf>::operator/=
+	(
+		tvec4<thalf> const & v
+	)
+	{
+		this->x /= v.x;
+		this->y /= v.y;
+		this->z /= v.z;
+		this->w /= v.w;
+		return *this;
+	}
+
+	GLM_FUNC_QUALIFIER tvec4<thalf>& tvec4<thalf>::operator++()
+	{
+		++this->x;
+		++this->y;
+		++this->z;
+		++this->w;
+		return *this;
+	}
+
+	GLM_FUNC_QUALIFIER tvec4<thalf>& tvec4<thalf>::operator--()
+	{
+		--this->x;
+		--this->y;
+		--this->z;
+		--this->w;
+		return *this;
+	}
+
+	//////////////////////////////////////
+	// Swizzle operators
+
+	GLM_FUNC_QUALIFIER thalf tvec4<thalf>::swizzle(comp x) const
+	{
+		return (*this)[x];
+	}
+
+	GLM_FUNC_QUALIFIER tvec2<thalf> tvec4<thalf>::swizzle(comp x, comp y) const
+	{
+		return tvec2<thalf>(
+			(*this)[x],
+			(*this)[y]);
+	}
+
+	GLM_FUNC_QUALIFIER tvec3<thalf> tvec4<thalf>::swizzle(comp x, comp y, comp z) const
+	{
+		return tvec3<thalf>(
+			(*this)[x],
+			(*this)[y],
+			(*this)[z]);
+	}
+
+	GLM_FUNC_QUALIFIER tvec4<thalf> tvec4<thalf>::swizzle(comp x, comp y, comp z, comp w) const
+	{
+		return tvec4<thalf>(
+			(*this)[x],
+			(*this)[y],
+			(*this)[z],
+			(*this)[w]);
+	}
+
+	GLM_FUNC_QUALIFIER tref4<thalf> tvec4<thalf>::swizzle(comp x, comp y, comp z, comp w)
+	{
+		return tref4<thalf>(
+			(*this)[x],
+			(*this)[y],
+			(*this)[z],
+			(*this)[w]);
+	}
 
 #endif//_MSC_EXTENSIONS