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diff --git a/invesalius/data/surface.py b/invesalius/data/surface.py | |
index 8845085..79ba515 100644 | |
--- a/invesalius/data/surface.py | |
+++ b/invesalius/data/surface.py | |
@@ -774,16 +774,16 @@ class SurfaceManager(): | |
session = ses.Session() | |
session.ChangeProject() | |
- # The following lines have to be here, otherwise all volumes disappear | |
- measured_polydata = vtk.vtkMassProperties() | |
- # measured_polydata.ReleaseDataFlagOn() | |
- measured_polydata.SetInputData(to_measure) | |
- volume = float(measured_polydata.GetVolume()) | |
- area = float(measured_polydata.GetSurfaceArea()) | |
- surface.volume = volume | |
- surface.area = area | |
- self.last_surface_index = surface.index | |
- del measured_polydata | |
+ if wx.GetApp() is not None: | |
+ measured_polydata = vtk.vtkMassProperties() | |
+ # measured_polydata.ReleaseDataFlagOn() | |
+ measured_polydata.SetInputData(to_measure) | |
+ volume = float(measured_polydata.GetVolume()) | |
+ area = float(measured_polydata.GetSurfaceArea()) | |
+ surface.volume = volume | |
+ surface.area = area | |
+ self.last_surface_index = surface.index | |
+ del measured_polydata | |
del to_measure | |
Publisher.sendMessage('Load surface actor into viewer', actor) |
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