Add Vec2::to_pos2

emath/src/vec2.rs

@@ -133,6 +133,13 @@ impl Vec2 {
         Self { x: v, y: v }
     }
 
+    /// Treat this vector as a position.
+    /// `v.to_pos2()` is equivalent to `Pos2::default() + v`.
+    #[inline(always)]
+    pub fn to_pos2(self) -> crate::Pos2 {
+        crate::Pos2::new(self.x, self.y)
+    }
+
     /// Safe normalize: returns zero if input is zero.
     #[must_use]
     #[inline(always)]