error during displaying shape in a thread


i create a thread to display shape.
it's almost ok, but error occurs in Redraw() of V3d_View when window is needed to be updated during displaying shape.

for example, if other app. covers my app. during displaying shape in thread, my app. get crash.

thanks for any help.

Forum supervisor's picture

Dear BAEK,
Visualization framework of OCCT is not thread-safe at the moment
although we are working on it. You may try to improve it by yourself.
You are also welcome to develop a corresponding patch and make a contribution via the Collaborative portal -