Do boundary checks on nodes for which the boundary check is unknown

Just before deciding whether to drop down the node on the build plate.

Contributes to issue CURA-4797.

1 files changed, 7 insertions, 4 deletions

diff --git a/cura/PlatformPhysics.py b/cura/PlatformPhysics.py
index cf4dd83fef..05385d7c71 100755
--- a/cura/PlatformPhysics.py
+++ b/cura/PlatformPhysics.py
@@ -56,14 +56,17 @@ class PlatformPhysics:
         # By shuffling the order of the nodes, this might happen a few times, but at some point it will resolve.
         nodes = list(BreadthFirstIterator(root))
 
-        # Only check nodes inside build area.
-        nodes = [node for node in nodes if getattr(node, "_outside_buildarea", False)]
-
         random.shuffle(nodes)
         for node in nodes:
             if node is root or not isinstance(node, SceneNode) or node.getBoundingBox() is None:
                 continue
 
+            #Only check nodes inside the build area.
+            if not hasattr(node, "_outside_buildarea"):
+                self._build_volume.updateNodeBoundaryCheck(node)
+            if getattr(node, "_outside_buildarea", True):
+                continue
+
             bbox = node.getBoundingBox()
 
             # Move it downwards if bottom is above platform
@@ -155,7 +158,7 @@ class PlatformPhysics:
 
         # After moving, we have to evaluate the boundary checks for nodes
         build_volume = Application.getInstance().getBuildVolume()
-        build_volume.updateNodeBoundaryCheck()
+        build_volume.updateAllBoundaryChecks()
 
     def _onToolOperationStarted(self, tool):
         self._enabled = False