Re: [deal.II] Re: gmsh imported into dealii

2024-06-13 Thread Luca Heltai
Do you have gmsh api installed? If you do, there is another function with the same name, where you can specify labels to assign interior manifold ids explicitly, and set the interior boundary id to “-1”. There is an example in the documentation on how to do this. LucaIl giorno 14 giu 2024, alle ore

Re: [deal.II] Re: gmsh imported into dealii

2024-06-13 Thread 王艺康
I tried to do this, but it was still wrong. I draw the interface of the fluid-solid coupling without imposing any physical labels. It still doesn't pass the Gridin On Friday, June 14, 2024 at 10:28:41 AM UTC+8 hkch...@gmail.com wrote: > You should not add Physical Surface("inner wall surface",

Re: [deal.II] Re: gmsh imported into dealii

2024-06-13 Thread 陈敏
You should not add Physical Surface("inner wall surface", 776) of interface in gmsh, This interface can be determined by the step-46, this is the drawback of dealii as I know. 王艺康 于2024年6月13日周四 14:27写道: > Hello, > Sure. I just use GridIN to read the grid. > > using namespace dealii; > void ru

[deal.II] unary_function

2024-06-13 Thread thodo...@gmail.com
Dear all I downloaded dmg file from deal.II website, the installation was ok, but when I tried to compile I got the following error. Any suggestion on how to overcome it ? I am on an Intel Mac running Sonoma and Xcode 14.5., clang 15 many thanks Thodoros /Applications/deal.II.app/Contents/R

Re: [deal.II] Using some delta_t in embedded RK

2024-06-13 Thread Wolfgang Bangerth
On 6/13/24 03:02, Tomas Fernandez Bouvier wrote: Could you share the solution ? I would like to implement timestepping using petsc in step-26 and it doesnt seem trivial to me. I didn't find any example. You will be interested in this pull request which I still hope we can get into the next r

Re: [deal.II] data_out.set_flags is not rendered in vtk

2024-06-13 Thread Wolfgang Bangerth
On 6/13/24 02:25, Tomas Fernandez Bouvier wrote: I am writing pvtu files in an attempt to implement step-26 in parallel. Everything is ok except that sometimes pvtu files are not rendered. There is not apparent reason for that. After investigating the bug it turned out that data_out.set_flag

[deal.II] data_out.set_flags is not rendered in vtk

2024-06-13 Thread Tomas Fernandez Bouvier
Hi, I am writing pvtu files in an attempt to implement step-26 in parallel. Everything is ok except that sometimes pvtu files are not rendered. There is not apparent reason for that. After investigating the bug it turned out that data_out.set_flags(DataOutBase::VtkFlags(time, timestep_number

Re: [deal.II] Using some delta_t in embedded RK

2024-06-13 Thread Tomas Fernandez Bouvier
Hi, Could you share the solution ? I would like to implement timestepping using petsc in step-26 and it doesnt seem trivial to me. I didn't find any example. Thank you Le dimanche 21 avril 2024 à 14:25:57 UTC+3, Praveen C a écrit : > > With the embedded RK in dealii, I could still control thi