From ffb50343909ec9dea294e7a7449d0c62d9fa9d2f Mon Sep 17 00:00:00 2001
From: Alexander Belyaev <32522095+pifon2a@users.noreply.github.com>
Date: Tue, 3 Jul 2018 12:46:30 +0200
Subject: [PATCH] Mark TSDF::ToProto with override. (#1227)

---
 cartographer/mapping/2d/tsdf_2d.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cartographer/mapping/2d/tsdf_2d.h b/cartographer/mapping/2d/tsdf_2d.h
index 35c88c1..17a6fd2 100644
--- a/cartographer/mapping/2d/tsdf_2d.h
+++ b/cartographer/mapping/2d/tsdf_2d.h
@@ -41,7 +41,7 @@ class TSDF2D : public Grid2D {
       const Eigen::Array2i& cell_index) const;
 
   virtual void GrowLimits(const Eigen::Vector2f& point) override;
-  proto::Grid2D ToProto() const;
+  proto::Grid2D ToProto() const override;
   virtual std::unique_ptr<Grid2D> ComputeCroppedGrid() const override;
   virtual bool DrawToSubmapTexture(
       proto::SubmapQuery::Response::SubmapTexture* const texture,