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More defensive coding to prevent division by zero

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CURA-2443
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fieldOfView 2016-09-22 15:16:39 +02:00
parent 4e3384e640
commit 10af3ee5ab
1 changed files with 1 additions and 1 deletions
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2
cura/CuraApplication.py
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@ -817,7 +817,7 @@ class CuraApplication(QtApplication):
# Compute the center of the objects when their origins are aligned.
object_centers = [node.getMeshData().getCenterPosition().scale(node.getScale()) for node in group_node.getChildren() if node.getMeshData()]
if object_centers:
if object_centers and len(object_centers) > 0:
middle_x = sum([v.x for v in object_centers]) / len(object_centers)
middle_y = sum([v.y for v in object_centers]) / len(object_centers)
middle_z = sum([v.z for v in object_centers]) / len(object_centers)