Re: [deal.II] 2d meshes and orientation

2021-04-06 Thread Konrad Simon
Dear Wolfgang, On Tuesday, April 6, 2021 at 5:53:15 AM UTC+2 Wolfgang Bangerth wrote: > It's possible this is indeed a bug. In most cases, we run the 2d meshes > through the mesh orienter, so we rarely see 2d meshes that are not > correctly > oriented and it wouldn't surprise me if we have

Re: [deal.II] 2d meshes and orientation

2021-04-05 Thread Wolfgang Bangerth
On 4/5/21 3:33 AM, Konrad Simon wrote: I stumbled over something in 2d meshes that confuses me a bit. Supoose I have 2 squares (a left and a right one) sharing one edge. If everything is fine all lines and faces have standard orientation, i.e., line_orientation==true and

[deal.II] 2d meshes and orientation

2021-04-05 Thread Konrad Simon
Dear deal.ii community, I stumbled over something in 2d meshes that confuses me a bit. Supoose I have 2 squares (a left and a right one) sharing one edge. If everything is fine all lines and faces have standard orientation, i.e., line_orientation==true and face_orientation==true for all lines