1 files changed, 15 insertions, 0 deletions
diff --git a/evc/src/vec2.rs b/evc/src/vec2.rs
index b1dd1b4..8b01fdb 100644
--- a/evc/src/vec2.rs
+++ b/evc/src/vec2.rs
@@ -26,6 +26,21 @@ impl Ser for Vec2 {
     }
 }
 
+pub struct Small<T>(pub T);
+impl Ser for Small<Vec2> {
+    fn write(&self, sink: &mut impl std::io::Write) -> anyhow::Result<()> {
+        sink.put((self.0.x as i8, self.0.y as i8))
+    }
+
+    fn read(source: &mut impl std::io::Read) -> anyhow::Result<Self> {
+        let (x, y): (i8, i8) = source.get()?;
+        Ok(Small(Vec2 {
+            x: x as isize,
+            y: y as isize,
+        }))
+    }
+}
+
 impl std::ops::Add for Vec2 {
     type Output = Vec2;
     #[inline]