Implement Abomonation for static-size points

src/geometry/point.rs

@@ -6,6 +6,9 @@ use approx::ApproxEq;
 #[cfg(feature = "serde-serialize")]
 use serde::{Serialize, Serializer, Deserialize, Deserializer};
 
+#[cfg(feature = "abomonation-serialize")]
+use abomonation::Abomonation;
+
 use core::{Scalar, ColumnVector, OwnedColumnVector};
 use core::iter::{MatrixIter, MatrixIterMut};
 use core::dimension::{DimName, DimNameSum, DimNameAdd, U1};
@@ -75,6 +78,26 @@ impl<'de, N, D, S> Deserialize<'de> for PointBase<N, D, S>
     }
 }
 
+#[cfg(feature = "abomonation-serialize")]
+impl<N, D, S> Abomonation for PointBase<N, D, S>
+    where N: Scalar,
+          D: DimName,
+          S: Storage<N, D, U1>,
+          ColumnVector<N, D, S>: Abomonation
+{
+    unsafe fn entomb(&self, writer: &mut Vec<u8>) {
+        self.coords.entomb(writer)
+    }
+
+    unsafe fn embalm(&mut self) {
+        self.coords.embalm()
+    }
+
+    unsafe fn exhume<'a, 'b>(&'a mut self, bytes: &'b mut [u8]) -> Option<&'b mut [u8]> {
+        self.coords.exhume(bytes)
+    }
+}
+
 impl<N: Scalar, D: DimName, S: Storage<N, D, U1>> PointBase<N, D, S> {
     /// Creates a new point with the given coordinates.
     #[inline]

tests/abomonation.rs

@@ -4,13 +4,18 @@ extern crate abomonation;
 
 use rand::random;
 use abomonation::{Abomonation, encode, decode};
-use nalgebra::Matrix3x4;
+use nalgebra::{Matrix3x4, Point3};
 
 #[test]
 fn abomonate_matrix3x4() {
     assert_encode_and_decode(&random::<Matrix3x4<f32>>());
 }
 
+#[test]
+fn abomonate_point3() {
+    assert_encode_and_decode(&random::<Point3<f64>>());
+}
+
 fn assert_encode_and_decode<T: Abomonation + PartialEq>(data: &T) {
     let mut bytes = Vec::new();
     unsafe { encode(data, &mut bytes); }