From 8a7ea90f1e956f4efda9bf8806ed70dd2f37b9c4 Mon Sep 17 00:00:00 2001 From: Wolfgang Bangerth Date: Tue, 2 Feb 2021 20:44:44 -0700 Subject: [PATCH] Simplify a computation. --- include/deal.II/grid/reference_cell.h | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-) diff --git a/include/deal.II/grid/reference_cell.h b/include/deal.II/grid/reference_cell.h index 892fec8364..be338585b1 100644 --- a/include/deal.II/grid/reference_cell.h +++ b/include/deal.II/grid/reference_cell.h @@ -698,13 +698,8 @@ namespace ReferenceCell { Assert(*this == Tri, ExcInternalError()); - const auto tangential = unit_tangential_vectors(face_no, 0); - - Tensor<1, dim> result; - result[0] = tangential[1]; - result[1] = -tangential[0]; - - return result; + // Return the rotated vector + return cross_product_2d(unit_tangential_vectors(face_no, 0)); } else if (dim == 3) { -- 2.39.5