1 files changed, 6 insertions, 0 deletions
diff --git a/src/lib.rs b/src/lib.rs
index 564a758..b3ca3d4 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -148,4 +148,10 @@ pub mod math {
     /// single contact constraint.
     #[cfg(feature = "dim3")]
     pub const MAX_MANIFOLD_POINTS: usize = 4;
+
+    #[cfg(feature = "dim2")]
+    pub const SPATIAL_DIM: usize = 3;
+
+    #[cfg(feature = "dim3")]
+    pub const SPATIAL_DIM: usize = 6;
 }