docs: add item to todo

1 files changed, 2 insertions, 1 deletions

diff --git a/TODO.md b/TODO.md
index 2283383..f9bc8ee 100644
--- a/TODO.md
+++ b/TODO.md
@@ -29,4 +29,5 @@
 - [ ] Physics
 - [ ] Rotation (using quaternions)
 - [ ] Add support for entity tags in ECS framework
-
+- [ ] engine::file_format:wavefront::obj::Obj::to_mesh seems to produce meshes with
+      pointless vertex indices since it flat maps all face vertices