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ab3d8349b6
CURA-4133 On some machines such as UM2, there is no material. Getting the layer height in this case will result back to the global stack itself, which is the layer height of the current setting. This is a problem for "Normal" (or "Fine") quality because it uses the machine's default layer height.
116 lines
No EOL
5.8 KiB
Python
116 lines
No EOL
5.8 KiB
Python
# Copyright (c) 2016 Ultimaker B.V.
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# Cura is released under the terms of the AGPLv3 or higher.
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from PyQt5.QtCore import Qt
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from UM.Application import Application
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from UM.Settings.ContainerRegistry import ContainerRegistry
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from UM.Settings.Models.InstanceContainersModel import InstanceContainersModel
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from cura.QualityManager import QualityManager
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from cura.Settings.ExtruderManager import ExtruderManager
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## QML Model for listing the current list of valid quality profiles.
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#
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class ProfilesModel(InstanceContainersModel):
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LayerHeightRole = Qt.UserRole + 1001
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def __init__(self, parent = None):
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super().__init__(parent)
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self.addRoleName(self.LayerHeightRole, "layer_height")
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Application.getInstance().globalContainerStackChanged.connect(self._update)
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Application.getInstance().getMachineManager().activeVariantChanged.connect(self._update)
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Application.getInstance().getMachineManager().activeStackChanged.connect(self._update)
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Application.getInstance().getMachineManager().activeMaterialChanged.connect(self._update)
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# Factory function, used by QML
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@staticmethod
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def createProfilesModel(engine, js_engine):
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return ProfilesModel.getInstance()
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## Get the singleton instance for this class.
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@classmethod
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def getInstance(cls) -> "ProfilesModel":
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# Note: Explicit use of class name to prevent issues with inheritance.
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if not ProfilesModel.__instance:
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ProfilesModel.__instance = cls()
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return ProfilesModel.__instance
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__instance = None # type: "ProfilesModel"
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## Fetch the list of containers to display.
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#
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# See UM.Settings.Models.InstanceContainersModel._fetchInstanceContainers().
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def _fetchInstanceContainers(self):
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global_container_stack = Application.getInstance().getGlobalContainerStack()
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if global_container_stack is None:
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return []
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# Get the list of extruders and place the selected extruder at the front of the list.
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extruder_manager = ExtruderManager.getInstance()
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active_extruder = extruder_manager.getActiveExtruderStack()
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extruder_stacks = extruder_manager.getActiveExtruderStacks()
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if active_extruder in extruder_stacks:
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extruder_stacks.remove(active_extruder)
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extruder_stacks = [active_extruder] + extruder_stacks
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# Fetch the list of useable qualities across all extruders.
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# The actual list of quality profiles come from the first extruder in the extruder list.
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return QualityManager.getInstance().findAllUsableQualitiesForMachineAndExtruders(global_container_stack,
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extruder_stacks)
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## Re-computes the items in this model, and adds the layer height role.
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def _recomputeItems(self):
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#Some globals that we can re-use.
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global_container_stack = Application.getInstance().getGlobalContainerStack()
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if global_container_stack is None:
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return
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container_registry = ContainerRegistry.getInstance()
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machine_manager = Application.getInstance().getMachineManager()
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unit = global_container_stack.getBottom().getProperty("layer_height", "unit")
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if not unit:
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unit = ""
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for item in super()._recomputeItems():
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profile = container_registry.findContainers(id = item["id"])
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if not profile:
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item["layer_height"] = "" #Can't update a profile that is unknown.
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yield item
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continue
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#Easy case: This profile defines its own layer height.
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profile = profile[0]
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if profile.hasProperty("layer_height", "value"):
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item["layer_height"] = str(profile.getProperty("layer_height", "value")) + unit
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yield item
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continue
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#Quality-changes profile that has no value for layer height. Get the corresponding quality profile and ask that profile.
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quality_type = profile.getMetaDataEntry("quality_type", None)
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if quality_type:
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quality_results = machine_manager.determineQualityAndQualityChangesForQualityType(quality_type)
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for quality_result in quality_results:
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if quality_result["stack"] is global_container_stack:
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quality = quality_result["quality"]
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break
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else: #No global container stack in the results:
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if quality_results:
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quality = quality_results[0]["quality"] #Take any of the extruders.
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else:
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quality = None
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if quality and quality.hasProperty("layer_height", "value"):
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item["layer_height"] = str(quality.getProperty("layer_height", "value")) + unit
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yield item
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continue
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#Quality has no value for layer height either. Get the layer height from somewhere lower in the stack.
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skip_until_container = global_container_stack.material
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if not skip_until_container or skip_until_container == ContainerRegistry.getInstance().getEmptyInstanceContainer(): #No material in stack.
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skip_until_container = global_container_stack.variant
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if not skip_until_container or skip_until_container == ContainerRegistry.getInstance().getEmptyInstanceContainer(): #No variant in stack.
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skip_until_container = global_container_stack.getBottom()
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item["layer_height"] = str(global_container_stack.getRawProperty("layer_height", "value", skip_until_container = skip_until_container.getId())) + unit #Fall through to the currently loaded material.
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yield item |