offscreen rendering

app.py

@@ -73,39 +73,38 @@ def setup_headless_rendering():
     pv.BUILDING_GALLERY = True  # Suppress some warnings
 
     # Additional VTK configuration and testing
-    try:
-        import vtk
-        # Disable VTK warnings and errors that might cause segfaults
-        vtk.vtkObject.GlobalWarningDisplayOff()
-        vtk.vtkOutputWindow.SetGlobalWarningDisplay(0)
-
-        # Test VTK setup with minimal operations
-        render_window = vtk.vtkRenderWindow()
-        render_window.SetOffScreenRendering(1)
-        render_window.SetSize(800, 600)
-
-        # Test basic rendering capability
-        renderer = vtk.vtkRenderer()
-        render_window.AddRenderer(renderer)
-        render_window.Render()
-
-        # Clean up test objects
-        render_window.RemoveRenderer(renderer)
-        del renderer
-        render_window.Delete()
-        del render_window
-
-        print("VTK headless rendering configured and tested successfully")
-        return True
-
-    except Exception as e:
-        print(f"Warning: VTK configuration failed: {e}")
-        print("Will attempt to use PyVista with limited functionality, but visualization may fail.")
-        return False
+    # try:
+    #     import vtk
+    #     # Disable VTK warnings and errors that might cause segfaults
+    #     vtk.vtkObject.GlobalWarningDisplayOff()
+    #     vtk.vtkOutputWindow.SetGlobalWarningDisplay(0)
+    #
+    #     # Test VTK setup with minimal operations
+    #     render_window = vtk.vtkRenderWindow()
+    #     render_window.SetOffScreenRendering(1)
+    #     render_window.SetSize(800, 600)
+    #
+    #     # Test basic rendering capability
+    #     renderer = vtk.vtkRenderer()
+    #     render_window.AddRenderer(renderer)
+    #     render_window.Render()
+    #
+    #     # Clean up test objects
+    #     render_window.RemoveRenderer(renderer)
+    #     del renderer
+    #     render_window.Delete()
+    #     del render_window
+    #
+    #     print("VTK headless rendering configured and tested successfully")
+    #     return True
+    #
+    # except Exception as e:
+    #     print(f"Warning: VTK configuration failed: {e}")
+    #     print("Will attempt to use PyVista with limited functionality, but visualization may fail.")
+    #     return False
 
 # Call setup before importing PyVista
 vtk_available = setup_headless_rendering()
-import pyvista as pv
 
 class IKGradioApp:
     def __init__(self, args):