Hi I am working with F3D 8.2 . I have stl file created with catia. this file is as obstacle. I have a problam when i want to set obstacle in channel.When i want to add this stl file i cant understand transform & region limiters.when i add this file my shape is deformed!!! Every body What should i do to solve this problem? Thank you very much

Ali

suggest building your composite model outside F3D, carefully processing surface normals, then load STL components incrementally. I use OpenGL based tooling to accomplish this which allows for grid point pulls, rotation, translations, scaling and copying. Feel free to send me your model for review.