Add `to_pnt` and `to_vec` methods.

src/structs/pnt.rs

@@ -59,7 +59,7 @@ at_fast_impl!(Pnt1, 1)
 new_repeat_impl!(Pnt1, val, x)
 dim_impl!(Pnt1, 1)
 container_impl!(Pnt1)
-pnt_as_vec_impl!(Pnt1, Vec1)
+pnt_as_vec_impl!(Pnt1, Vec1, x)
 pnt_sub_impl!(Pnt1, Vec1, Pnt1SubRhs)
 neg_impl!(Pnt1, x)
 pnt_add_vec_impl!(Pnt1, Vec1, Pnt1AddRhs, x)
@@ -150,7 +150,7 @@ at_fast_impl!(Pnt2, 2)
 new_repeat_impl!(Pnt2, val, x, y)
 dim_impl!(Pnt2, 2)
 container_impl!(Pnt2)
-pnt_as_vec_impl!(Pnt2, Vec2)
+pnt_as_vec_impl!(Pnt2, Vec2, x, y)
 pnt_sub_impl!(Pnt2, Vec2, Pnt2SubRhs)
 neg_impl!(Pnt2, x, y)
 pnt_add_vec_impl!(Pnt2, Vec2, Pnt2AddRhs, x, y)
@@ -243,7 +243,7 @@ at_fast_impl!(Pnt3, 3)
 new_repeat_impl!(Pnt3, val, x, y, z)
 dim_impl!(Pnt3, 3)
 container_impl!(Pnt3)
-pnt_as_vec_impl!(Pnt3, Vec3)
+pnt_as_vec_impl!(Pnt3, Vec3, x, y, z)
 pnt_sub_impl!(Pnt3, Vec3, Pnt3SubRhs)
 neg_impl!(Pnt3, x, y, z)
 pnt_add_vec_impl!(Pnt3, Vec3, Pnt3AddRhs, x, y, z)
@@ -338,7 +338,7 @@ at_fast_impl!(Pnt4, 4)
 new_repeat_impl!(Pnt4, val, x, y, z, w)
 dim_impl!(Pnt4, 4)
 container_impl!(Pnt4)
-pnt_as_vec_impl!(Pnt4, Vec4)
+pnt_as_vec_impl!(Pnt4, Vec4, x, y, z, w)
 pnt_sub_impl!(Pnt4, Vec4, Pnt4SubRhs)
 neg_impl!(Pnt4, x, y, z, w)
 pnt_add_vec_impl!(Pnt4, Vec4, Pnt4AddRhs, x, y, z, w)
@@ -435,7 +435,7 @@ at_fast_impl!(Pnt5, 5)
 new_repeat_impl!(Pnt5, val, x, y, z, w, a)
 dim_impl!(Pnt5, 5)
 container_impl!(Pnt5)
-pnt_as_vec_impl!(Pnt5, Vec5)
+pnt_as_vec_impl!(Pnt5, Vec5, x, y, z, w, a)
 pnt_sub_impl!(Pnt5, Vec5, Pnt5SubRhs)
 neg_impl!(Pnt5, x, y, z, w, a)
 pnt_add_vec_impl!(Pnt5, Vec5, Pnt5AddRhs, x, y, z, w, a)
@@ -534,7 +534,7 @@ at_fast_impl!(Pnt6, 6)
 new_repeat_impl!(Pnt6, val, x, y, z, w, a, b)
 dim_impl!(Pnt6, 6)
 container_impl!(Pnt6)
-pnt_as_vec_impl!(Pnt6, Vec6)
+pnt_as_vec_impl!(Pnt6, Vec6, x, y, z, w, a, b)
 pnt_sub_impl!(Pnt6, Vec6, Pnt6SubRhs)
 neg_impl!(Pnt6, x, y, z, w, a, b)
 pnt_add_vec_impl!(Pnt6, Vec6, Pnt6AddRhs, x, y, z, w, a, b)

src/structs/pnt_macros.rs

@@ -53,8 +53,16 @@ macro_rules! pnt_sub_vec_impl(
 )
 
 macro_rules! pnt_as_vec_impl(
-    ($t: ident, $tv: ident) => (
+    ($t: ident, $tv: ident, $comp0: ident $(,$compN: ident)*) => (
         impl<N> $t<N> {
+            #[inline]
+            pub fn to_vec(self) -> $tv<N> {
+                $tv::new(
+                    self.$comp0
+                    $(, self.$compN)*
+                )
+            }
+
             #[inline]
             pub fn as_vec<'a>(&'a self) -> &'a $tv<N> {
                 unsafe {
@@ -64,6 +72,11 @@ macro_rules! pnt_as_vec_impl(
         }
 
         impl<N> PntAsVec<$tv<N>> for $t<N> {
+            #[inline]
+            fn to_vec(self) -> $tv<N> {
+                self.to_vec()
+            }
+
             #[inline]
             fn as_vec<'a>(&'a self) -> &'a $tv<N> {
                 self.as_vec()

src/structs/vec.rs

@@ -129,7 +129,7 @@ translate_impl!(Vec1, Pnt1)
 rotate_impl!(Vec1)
 rotate_impl!(Pnt1)
 transform_impl!(Vec1, Pnt1)
-vec_as_pnt_impl!(Vec1, Pnt1)
+vec_as_pnt_impl!(Vec1, Pnt1, x)
 
 /// Vector of dimension 2.
 #[deriving(Eq, PartialEq, Encodable, Decodable, Clone, Hash, Rand, Zero, Show)]
@@ -230,7 +230,7 @@ translate_impl!(Vec2, Pnt2)
 rotate_impl!(Vec2)
 rotate_impl!(Pnt2)
 transform_impl!(Vec2, Pnt2)
-vec_as_pnt_impl!(Vec2, Pnt2)
+vec_as_pnt_impl!(Vec2, Pnt2, x, y)
 
 /// Vector of dimension 3.
 #[deriving(Eq, PartialEq, Encodable, Decodable, Clone, Hash, Rand, Zero, Show)]
@@ -336,7 +336,7 @@ translate_impl!(Vec3, Pnt3)
 rotate_impl!(Vec3)
 rotate_impl!(Pnt3)
 transform_impl!(Vec3, Pnt3)
-vec_as_pnt_impl!(Vec3, Pnt3)
+vec_as_pnt_impl!(Vec3, Pnt3, x, y, z)
 
 
 /// Vector of dimension 4.
@@ -442,7 +442,7 @@ translate_impl!(Vec4, Pnt4)
 rotate_impl!(Vec4)
 rotate_impl!(Pnt4)
 transform_impl!(Vec4, Pnt4)
-vec_as_pnt_impl!(Vec4, Pnt4)
+vec_as_pnt_impl!(Vec4, Pnt4, x, y, z, w)
 
 /// Vector of dimension 5.
 #[deriving(Eq, PartialEq, Encodable, Decodable, Clone, Hash, Rand, Zero, Show)]
@@ -549,7 +549,7 @@ translate_impl!(Vec5, Pnt5)
 rotate_impl!(Vec5)
 rotate_impl!(Pnt5)
 transform_impl!(Vec5, Pnt5)
-vec_as_pnt_impl!(Vec5, Pnt5)
+vec_as_pnt_impl!(Vec5, Pnt5, x, y, z, w, a)
 
 /// Vector of dimension 6.
 #[deriving(Eq, PartialEq, Encodable, Decodable, Clone, Hash, Rand, Zero, Show)]
@@ -656,4 +656,4 @@ translate_impl!(Vec6, Pnt6)
 rotate_impl!(Vec6)
 rotate_impl!(Pnt6)
 transform_impl!(Vec6, Pnt6)
-vec_as_pnt_impl!(Vec6, Pnt6)
+vec_as_pnt_impl!(Vec6, Pnt6, x, y, z, w, a, b)

src/structs/vec_macros.rs

@@ -682,8 +682,16 @@ macro_rules! transform_impl(
 )
 
 macro_rules! vec_as_pnt_impl(
-    ($tv: ident, $t: ident) => (
+    ($tv: ident, $t: ident, $comp0: ident $(,$compN: ident)*) => (
         impl<N> $tv<N> {
+            #[inline]
+            pub fn to_pnt(self) -> $t<N> {
+                $t::new(
+                    self.$comp0
+                    $(, self.$compN)*
+                )
+            }
+
             #[inline]
             pub fn as_pnt<'a>(&'a self) -> &'a $t<N> {
                 unsafe {
@@ -693,6 +701,11 @@ macro_rules! vec_as_pnt_impl(
         }
 
         impl<N> VecAsPnt<$t<N>> for $tv<N> {
+            #[inline]
+            fn to_pnt(self) -> $t<N> {
+                self.to_pnt()
+            }
+
             #[inline]
             fn as_pnt<'a>(&'a self) -> &'a $t<N> {
                 self.as_pnt()

src/traits/structure.rs

@@ -147,6 +147,9 @@ pub trait IterableMut<N> {
  */
 /// Trait that relates a point of an affine space to a vector of the associated vector space.
 pub trait VecAsPnt<P> {
+    /// Converts this point to its associated vector.
+    fn to_pnt(self) -> P;
+
     /// Converts a reference to this point to a reference to its associated vector.
     fn as_pnt<'a>(&'a self) -> &'a P;
 }
@@ -187,6 +190,9 @@ impl<N: Float, V: FloatVec<N> + VecExt<N> + Basis> FloatVecExt<N> for V { }
  */
 /// Trait that relates a point of an affine space to a vector of the associated vector space.
 pub trait PntAsVec<V> {
+    /// Converts this point to its associated vector.
+    fn to_vec(self) -> V;
+
     /// Converts a reference to this point to a reference to its associated vector.
     fn as_vec<'a>(&'a self) -> &'a V;
 }