diff options
| -rw-r--r-- | src/openscad.cc | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/openscad.cc b/src/openscad.cc index bf22246..180dbdf 100644 --- a/src/openscad.cc +++ b/src/openscad.cc @@ -318,6 +318,11 @@ int main(int argc, char **argv) fclose(fp); } + if (root_N->dim == 3 && !root_N->p3.is_simple()) { + fprintf(stderr, "Object isn't a valid 2-manifold! Modify your design.\n"); + exit(1); + } + if (stl_output_file) export_stl(root_N, stl_output_file, NULL); |