CURA-4400 add checking for enabled extruder in setting _outside_buildarea, cleaned up a bit and factored some functions out BuildVolume

cura/BuildVolume.py

@@ -111,6 +111,9 @@ class BuildVolume(SceneNode):
         # but it does not update the disallowed areas after material change
         Application.getInstance().getMachineManager().activeStackChanged.connect(self._onStackChanged)
 
+        # Enable and disable extruder
+        Application.getInstance().getMachineManager().extruderChanged.connect(self.updateNodeBoundaryCheck)
+
         # list of settings which were updated
         self._changed_settings_since_last_rebuild = []
 
@@ -217,30 +220,26 @@ class BuildVolume(SceneNode):
                 group_nodes.append(node)  # Keep list of affected group_nodes
 
             if node.callDecoration("isSliceable") or node.callDecoration("isGroup"):
-                node._outside_buildarea = False
-                bbox = node.getBoundingBox()
+                if node.collidesWithBbox(build_volume_bounding_box):
+                    node.setOutsideBuildArea(True)
+                    continue
+
+                if node.collidesWithArea(self.getDisallowedAreas()):
+                    node.setOutsideBuildArea(True)
+                    continue
 
-                # Mark the node as outside the build volume if the bounding box test fails.
-                if build_volume_bounding_box.intersectsBox(bbox) != AxisAlignedBox.IntersectionResult.FullIntersection:
-                    node._outside_buildarea = True
+                # Mark the node as outside build volume if the set extruder is disabled
+                extruder_position = node.callDecoration("getActiveExtruderPosition")
+                if not self._global_container_stack.extruders[extruder_position].isEnabled:
+                    node.setOutsideBuildArea(True)
                     continue
 
-                convex_hull = node.callDecoration("getConvexHull")
-                if convex_hull:
-                    if not convex_hull.isValid():
-                        return
-                    # Check for collisions between disallowed areas and the object
-                    for area in self.getDisallowedAreas():
-                        overlap = convex_hull.intersectsPolygon(area)
-                        if overlap is None:
-                            continue
-                        node._outside_buildarea = True
-                        continue
+                node.setOutsideBuildArea(False)
 
         # Group nodes should override the _outside_buildarea property of their children.
         for group_node in group_nodes:
             for child_node in group_node.getAllChildren():
-                child_node._outside_buildarea = group_node._outside_buildarea
+                child_node.setOutsideBuildArea(group_node.isOutsideBuildArea)
 
     ##  Update the outsideBuildArea of a single node, given bounds or current build volume
     def checkBoundsAndUpdate(self, node: CuraSceneNode, bounds: Optional[AxisAlignedBox] = None):
@@ -260,24 +259,20 @@ class BuildVolume(SceneNode):
             build_volume_bounding_box = bounds
 
         if node.callDecoration("isSliceable") or node.callDecoration("isGroup"):
-            bbox = node.getBoundingBox()
+            if node.collidesWithBbox(build_volume_bounding_box):
+                node.setOutsideBuildArea(True)
+                return
 
-            # Mark the node as outside the build volume if the bounding box test fails.
-            if build_volume_bounding_box.intersectsBox(bbox) != AxisAlignedBox.IntersectionResult.FullIntersection:
+            if node.collidesWithArea(self.getDisallowedAreas()):
+                node.setOutsideBuildArea(True)
+                return
+
+            # Mark the node as outside build volume if the set extruder is disabled
+            extruder_position = node.callDecoration("getActiveExtruderPosition")
+            if not self._global_container_stack.extruders[extruder_position].isEnabled:
                 node.setOutsideBuildArea(True)
                 return
 
-            convex_hull = self.callDecoration("getConvexHull")
-            if convex_hull:
-                if not convex_hull.isValid():
-                    return
-                # Check for collisions between disallowed areas and the object
-                for area in self.getDisallowedAreas():
-                    overlap = convex_hull.intersectsPolygon(area)
-                    if overlap is None:
-                        continue
-                    node.setOutsideBuildArea(True)
-                    return
             node.setOutsideBuildArea(False)
 
     ##  Recalculates the build volume & disallowed areas.

cura/Scene/CuraSceneNode.py

@@ -4,6 +4,7 @@ from copy import deepcopy
 from typing import List
 
 from UM.Application import Application
+from UM.Math.AxisAlignedBox import AxisAlignedBox
 from UM.Scene.SceneNode import SceneNode
 
 from cura.Settings.SettingOverrideDecorator import SettingOverrideDecorator
@@ -77,6 +78,29 @@ class CuraSceneNode(SceneNode):
             1.0
         ]
 
+    def collidesWithBbox(self, check_bbox):
+        bbox = self.getBoundingBox()
+
+        # Mark the node as outside the build volume if the bounding box test fails.
+        if check_bbox.intersectsBox(bbox) != AxisAlignedBox.IntersectionResult.FullIntersection:
+            return True
+
+        return False
+
+    def collidesWithArea(self, areas):
+        convex_hull = self.callDecoration("getConvexHull")
+        if convex_hull:
+            if not convex_hull.isValid():
+                return False
+
+            # Check for collisions between disallowed areas and the object
+            for area in areas:
+                overlap = convex_hull.intersectsPolygon(area)
+                if overlap is None:
+                    continue
+                return True
+        return False
+
     ##  Taken from SceneNode, but replaced SceneNode with CuraSceneNode
     def __deepcopy__(self, memo):
         copy = CuraSceneNode()

cura/Settings/MachineManager.py

@@ -720,8 +720,6 @@ class MachineManager(QObject):
         for setting_key in self._global_container_stack.definition.getAllKeys():
             if not self._global_container_stack.getProperty(setting_key, "type") in ("extruder", "optional_extruder"):
                 continue
-            if setting_key == "support_infill_extruder_nr":
-                print("asdf")
             current_value = self._global_container_stack.getProperty(setting_key, "value")
             if current_value is None:
                 continue

cura/Settings/SettingOverrideDecorator.py

@@ -61,7 +61,7 @@ class SettingOverrideDecorator(SceneNodeDecorator):
 
         # use value from the stack because there can be a delay in signal triggering and "_is_non_printing_mesh"
         # has not been updated yet.
-        deep_copy._is_non_printing_mesh = any(bool(self._stack.getProperty(setting, "value")) for setting in self._non_printing_mesh_settings)
+        deep_copy._is_non_printing_mesh = self.evaluateIsNonPrintingMesh()
 
         return deep_copy
 
@@ -89,10 +89,13 @@ class SettingOverrideDecorator(SceneNodeDecorator):
     def isNonPrintingMesh(self):
         return self._is_non_printing_mesh
 
+    def evaluateIsNonPrintingMesh(self):
+        return any(bool(self._stack.getProperty(setting, "value")) for setting in self._non_printing_mesh_settings)
+
     def _onSettingChanged(self, instance, property_name): # Reminder: 'property' is a built-in function
         # Trigger slice/need slicing if the value has changed.
         if property_name == "value":
-            self._is_non_printing_mesh = any(bool(self._stack.getProperty(setting, "value")) for setting in self._non_printing_mesh_settings)
+            self._is_non_printing_mesh = self.evaluateIsNonPrintingMesh()
 
             Application.getInstance().getBackend().needsSlicing()
             Application.getInstance().getBackend().tickle()

plugins/SolidView/SolidView.py

@@ -84,11 +84,7 @@ class SolidView(View):
 
                     per_mesh_stack = node.callDecoration("getStack")
 
-                    # Get color to render this mesh in from ExtrudersModel
-                    extruder_index = 0
-                    extruder_id = node.callDecoration("getActiveExtruder")
-                    if extruder_id:
-                        extruder_index = max(0, self._extruders_model.find("id", extruder_id))
+                    extruder_index = int(node.callDecoration("getActiveExtruderPosition"))
 
                     # Use the support extruder instead of the active extruder if this is a support_mesh
                     if per_mesh_stack: