1 files changed, 6 insertions, 0 deletions
diff --git a/src/lib.rs b/src/lib.rs
index 304c0c0..9346b9e 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -166,6 +166,9 @@ pub mod math {
     #[cfg(feature = "dim2")]
     pub type JacobianViewMut<'a, N> = na::MatrixViewMut3xX<'a, N>;
 
+    #[cfg(feature = "dim2")]
+    pub type TangentImpulse<N> = na::Vector1<N>;
+
     /// The maximum number of possible rotations and translations of a rigid body.
     #[cfg(feature = "dim2")]
     pub const SPATIAL_DIM: usize = 3;
@@ -195,6 +198,9 @@ pub mod math {
     #[cfg(feature = "dim3")]
     pub type JacobianViewMut<'a, N> = na::MatrixViewMut6xX<'a, N>;
 
+    #[cfg(feature = "dim3")]
+    pub type TangentImpulse<N> = na::Vector2<N>;
+
     /// The maximum number of possible rotations and translations of a rigid body.
     #[cfg(feature = "dim3")]
     pub const SPATIAL_DIM: usize = 6;