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563 lines
29 KiB
Python
563 lines
29 KiB
Python
# Copyright (c) 2018 Ultimaker B.V.
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# Cura is released under the terms of the LGPLv3 or higher.
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from collections import defaultdict, OrderedDict
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import copy
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import uuid
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from typing import Dict
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from typing import Optional, TYPE_CHECKING
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from PyQt5.Qt import QTimer, QObject, pyqtSignal, pyqtSlot
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from UM.Application import Application
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from UM.ConfigurationErrorMessage import ConfigurationErrorMessage
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from UM.Logger import Logger
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from UM.Settings.ContainerRegistry import ContainerRegistry
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from UM.Settings.SettingFunction import SettingFunction
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from UM.Util import parseBool
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from .MaterialNode import MaterialNode
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from .MaterialGroup import MaterialGroup
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if TYPE_CHECKING:
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from UM.Settings.DefinitionContainer import DefinitionContainer
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from UM.Settings.InstanceContainer import InstanceContainer
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from cura.Settings.GlobalStack import GlobalStack
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from cura.Settings.ExtruderStack import ExtruderStack
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#
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# MaterialManager maintains a number of maps and trees for material lookup.
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# The models GUI and QML use are now only dependent on the MaterialManager. That means as long as the data in
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# MaterialManager gets updated correctly, the GUI models should be updated correctly too, and the same goes for GUI.
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#
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# For now, updating the lookup maps and trees here is very simple: we discard the old data completely and recreate them
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# again. This means the update is exactly the same as initialization. There are performance concerns about this approach
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# but so far the creation of the tables and maps is very fast and there is no noticeable slowness, we keep it like this
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# because it's simple.
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#
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class MaterialManager(QObject):
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materialsUpdated = pyqtSignal() # Emitted whenever the material lookup tables are updated.
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def __init__(self, container_registry, parent = None):
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super().__init__(parent)
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self._application = Application.getInstance()
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self._container_registry = container_registry # type: ContainerRegistry
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self._fallback_materials_map = dict() # material_type -> generic material metadata
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self._material_group_map = dict() # root_material_id -> MaterialGroup
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self._diameter_machine_variant_material_map = dict() # approximate diameter str -> dict(machine_definition_id -> MaterialNode)
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# We're using these two maps to convert between the specific diameter material id and the generic material id
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# because the generic material ids are used in qualities and definitions, while the specific diameter material is meant
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# i.e. generic_pla -> generic_pla_175
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self._material_diameter_map = defaultdict(dict) # root_material_id -> approximate diameter str -> root_material_id for that diameter
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self._diameter_material_map = dict() # material id including diameter (generic_pla_175) -> material root id (generic_pla)
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# This is used in Legacy UM3 send material function and the material management page.
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self._guid_material_groups_map = defaultdict(list) # GUID -> a list of material_groups
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# The machine definition ID for the non-machine-specific materials.
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# This is used as the last fallback option if the given machine-specific material(s) cannot be found.
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self._default_machine_definition_id = "fdmprinter"
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self._default_approximate_diameter_for_quality_search = "3"
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# When a material gets added/imported, there can be more than one InstanceContainers. In those cases, we don't
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# want to react on every container/metadata changed signal. The timer here is to buffer it a bit so we don't
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# react too many time.
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self._update_timer = QTimer(self)
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self._update_timer.setInterval(300)
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self._update_timer.setSingleShot(True)
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self._update_timer.timeout.connect(self._updateMaps)
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self._container_registry.containerMetaDataChanged.connect(self._onContainerMetadataChanged)
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self._container_registry.containerAdded.connect(self._onContainerMetadataChanged)
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self._container_registry.containerRemoved.connect(self._onContainerMetadataChanged)
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def initialize(self):
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# Find all materials and put them in a matrix for quick search.
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material_metadatas = {metadata["id"]: metadata for metadata in
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self._container_registry.findContainersMetadata(type = "material") if
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metadata.get("GUID")}
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self._material_group_map = dict()
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# Map #1
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# root_material_id -> MaterialGroup
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for material_id, material_metadata in material_metadatas.items():
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# We don't store empty material in the lookup tables
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if material_id == "empty_material":
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continue
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root_material_id = material_metadata.get("base_file")
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if root_material_id not in self._material_group_map:
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self._material_group_map[root_material_id] = MaterialGroup(root_material_id, MaterialNode(material_metadatas[root_material_id]))
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self._material_group_map[root_material_id].is_read_only = self._container_registry.isReadOnly(root_material_id)
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group = self._material_group_map[root_material_id]
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# Store this material in the group of the appropriate root material.
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if material_id != root_material_id:
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new_node = MaterialNode(material_metadata)
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group.derived_material_node_list.append(new_node)
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# Order this map alphabetically so it's easier to navigate in a debugger
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self._material_group_map = OrderedDict(sorted(self._material_group_map.items(), key = lambda x: x[0]))
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# Map #1.5
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# GUID -> material group list
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self._guid_material_groups_map = defaultdict(list)
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for root_material_id, material_group in self._material_group_map.items():
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guid = material_group.root_material_node.metadata["GUID"]
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self._guid_material_groups_map[guid].append(material_group)
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# Map #2
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# Lookup table for material type -> fallback material metadata, only for read-only materials
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grouped_by_type_dict = dict()
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material_types_without_fallback = set()
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for root_material_id, material_node in self._material_group_map.items():
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material_type = material_node.root_material_node.metadata["material"]
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if material_type not in grouped_by_type_dict:
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grouped_by_type_dict[material_type] = {"generic": None,
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"others": []}
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material_types_without_fallback.add(material_type)
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brand = material_node.root_material_node.metadata["brand"]
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if brand.lower() == "generic":
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to_add = True
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if material_type in grouped_by_type_dict:
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diameter = material_node.root_material_node.metadata.get("approximate_diameter")
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if diameter != self._default_approximate_diameter_for_quality_search:
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to_add = False # don't add if it's not the default diameter
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if to_add:
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# Checking this first allow us to differentiate between not read only materials:
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# - if it's in the list, it means that is a new material without fallback
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# - if it is not, then it is a custom material with a fallback material (parent)
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if material_type in material_types_without_fallback:
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grouped_by_type_dict[material_type] = material_node.root_material_node.metadata
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material_types_without_fallback.remove(material_type)
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# Remove the materials that have no fallback materials
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for material_type in material_types_without_fallback:
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del grouped_by_type_dict[material_type]
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self._fallback_materials_map = grouped_by_type_dict
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# Map #3
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# There can be multiple material profiles for the same material with different diameters, such as "generic_pla"
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# and "generic_pla_175". This is inconvenient when we do material-specific quality lookup because a quality can
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# be for either "generic_pla" or "generic_pla_175", but not both. This map helps to get the correct material ID
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# for quality search.
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self._material_diameter_map = defaultdict(dict)
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self._diameter_material_map = dict()
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# Group the material IDs by the same name, material, brand, and color but with different diameters.
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material_group_dict = dict()
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keys_to_fetch = ("name", "material", "brand", "color")
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for root_material_id, machine_node in self._material_group_map.items():
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root_material_metadata = machine_node.root_material_node.metadata
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key_data = []
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for key in keys_to_fetch:
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key_data.append(root_material_metadata.get(key))
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key_data = tuple(key_data)
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# If the key_data doesn't exist, it doesn't matter if the material is read only...
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if key_data not in material_group_dict:
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material_group_dict[key_data] = dict()
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else:
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# ...but if key_data exists, we just overwrite it if the material is read only, otherwise we skip it
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if not machine_node.is_read_only:
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continue
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approximate_diameter = root_material_metadata.get("approximate_diameter")
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material_group_dict[key_data][approximate_diameter] = root_material_metadata["id"]
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# Map [root_material_id][diameter] -> root_material_id for this diameter
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for data_dict in material_group_dict.values():
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for root_material_id1 in data_dict.values():
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if root_material_id1 in self._material_diameter_map:
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continue
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diameter_map = data_dict
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for root_material_id2 in data_dict.values():
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self._material_diameter_map[root_material_id2] = diameter_map
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default_root_material_id = data_dict.get(self._default_approximate_diameter_for_quality_search)
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if default_root_material_id is None:
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default_root_material_id = list(data_dict.values())[0] # no default diameter present, just take "the" only one
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for root_material_id in data_dict.values():
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self._diameter_material_map[root_material_id] = default_root_material_id
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# Map #4
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# "machine" -> "variant_name" -> "root material ID" -> specific material InstanceContainer
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# Construct the "machine" -> "variant" -> "root material ID" -> specific material InstanceContainer
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self._diameter_machine_variant_material_map = dict()
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for material_metadata in material_metadatas.values():
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# We don't store empty material in the lookup tables
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if material_metadata["id"] == "empty_material":
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continue
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root_material_id = material_metadata["base_file"]
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definition = material_metadata["definition"]
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approximate_diameter = material_metadata["approximate_diameter"]
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if approximate_diameter not in self._diameter_machine_variant_material_map:
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self._diameter_machine_variant_material_map[approximate_diameter] = {}
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machine_variant_material_map = self._diameter_machine_variant_material_map[approximate_diameter]
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if definition not in machine_variant_material_map:
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machine_variant_material_map[definition] = MaterialNode()
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machine_node = machine_variant_material_map[definition]
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variant_name = material_metadata.get("variant_name")
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if not variant_name:
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# if there is no variant, this material is for the machine, so put its metadata in the machine node.
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machine_node.material_map[root_material_id] = MaterialNode(material_metadata)
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else:
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# this material is variant-specific, so we save it in a variant-specific node under the
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# machine-specific node
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# Check first if the variant exist in the manager
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existing_variant = self._application.getVariantManager().getVariantNode(definition, variant_name)
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if existing_variant is not None:
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if variant_name not in machine_node.children_map:
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machine_node.children_map[variant_name] = MaterialNode()
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variant_node = machine_node.children_map[variant_name]
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if root_material_id in variant_node.material_map: # We shouldn't have duplicated variant-specific materials for the same machine.
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ConfigurationErrorMessage.getInstance().addFaultyContainers(root_material_id)
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continue
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variant_node.material_map[root_material_id] = MaterialNode(material_metadata)
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else:
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# Add this container id to the wrong containers list in the registry
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Logger.log("w", "Not adding {id} to the material manager because the variant does not exist.".format(id = material_metadata["id"]))
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self._container_registry.addWrongContainerId(material_metadata["id"])
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self.materialsUpdated.emit()
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def _updateMaps(self):
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Logger.log("i", "Updating material lookup data ...")
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self.initialize()
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def _onContainerMetadataChanged(self, container):
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self._onContainerChanged(container)
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def _onContainerChanged(self, container):
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container_type = container.getMetaDataEntry("type")
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if container_type != "material":
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return
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# update the maps
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self._update_timer.start()
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def getMaterialGroup(self, root_material_id: str) -> Optional[MaterialGroup]:
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return self._material_group_map.get(root_material_id)
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def getRootMaterialIDForDiameter(self, root_material_id: str, approximate_diameter: str) -> str:
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return self._material_diameter_map.get(root_material_id, {}).get(approximate_diameter, root_material_id)
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def getRootMaterialIDWithoutDiameter(self, root_material_id: str) -> str:
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return self._diameter_material_map.get(root_material_id)
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def getMaterialGroupListByGUID(self, guid: str) -> Optional[list]:
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return self._guid_material_groups_map.get(guid)
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#
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# Return a dict with all root material IDs (k) and ContainerNodes (v) that's suitable for the given setup.
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#
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def getAvailableMaterials(self, machine_definition: "DefinitionContainer", extruder_variant_name: Optional[str],
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diameter: float) -> Dict[str, MaterialNode]:
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# round the diameter to get the approximate diameter
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rounded_diameter = str(round(diameter))
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if rounded_diameter not in self._diameter_machine_variant_material_map:
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Logger.log("i", "Cannot find materials with diameter [%s] (rounded to [%s])", diameter, rounded_diameter)
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return dict()
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machine_definition_id = machine_definition.getId()
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# If there are variant materials, get the variant material
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machine_variant_material_map = self._diameter_machine_variant_material_map[rounded_diameter]
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machine_node = machine_variant_material_map.get(machine_definition_id)
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default_machine_node = machine_variant_material_map.get(self._default_machine_definition_id)
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variant_node = None
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if extruder_variant_name is not None and machine_node is not None:
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variant_node = machine_node.getChildNode(extruder_variant_name)
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nodes_to_check = [variant_node, machine_node, default_machine_node]
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# Fallback mechanism of finding materials:
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# 1. variant-specific material
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# 2. machine-specific material
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# 3. generic material (for fdmprinter)
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machine_exclude_materials = machine_definition.getMetaDataEntry("exclude_materials", [])
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material_id_metadata_dict = dict() # type: Dict[str, MaterialNode]
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for node in nodes_to_check:
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if node is not None:
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# Only exclude the materials that are explicitly specified in the "exclude_materials" field.
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# Do not exclude other materials that are of the same type.
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for material_id, node in node.material_map.items():
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if material_id in machine_exclude_materials:
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Logger.log("d", "Exclude material [%s] for machine [%s]",
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material_id, machine_definition.getId())
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continue
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if material_id not in material_id_metadata_dict:
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material_id_metadata_dict[material_id] = node
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return material_id_metadata_dict
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#
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# A convenience function to get available materials for the given machine with the extruder position.
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#
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def getAvailableMaterialsForMachineExtruder(self, machine: "GlobalStack",
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extruder_stack: "ExtruderStack") -> Optional[dict]:
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variant_name = None
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if extruder_stack.variant.getId() != "empty_variant":
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variant_name = extruder_stack.variant.getName()
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diameter = extruder_stack.approximateMaterialDiameter
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# Fetch the available materials (ContainerNode) for the current active machine and extruder setup.
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return self.getAvailableMaterials(machine.definition, variant_name, diameter)
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#
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# Gets MaterialNode for the given extruder and machine with the given material name.
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# Returns None if:
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# 1. the given machine doesn't have materials;
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# 2. cannot find any material InstanceContainers with the given settings.
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#
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def getMaterialNode(self, machine_definition_id: str, extruder_variant_name: Optional[str],
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diameter: float, root_material_id: str) -> Optional["InstanceContainer"]:
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# round the diameter to get the approximate diameter
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rounded_diameter = str(round(diameter))
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if rounded_diameter not in self._diameter_machine_variant_material_map:
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Logger.log("i", "Cannot find materials with diameter [%s] (rounded to [%s]) for root material id [%s]",
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diameter, rounded_diameter, root_material_id)
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return None
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# If there are variant materials, get the variant material
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machine_variant_material_map = self._diameter_machine_variant_material_map[rounded_diameter]
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machine_node = machine_variant_material_map.get(machine_definition_id)
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variant_node = None
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# Fallback for "fdmprinter" if the machine-specific materials cannot be found
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if machine_node is None:
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machine_node = machine_variant_material_map.get(self._default_machine_definition_id)
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if machine_node is not None and extruder_variant_name is not None:
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variant_node = machine_node.getChildNode(extruder_variant_name)
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# Fallback mechanism of finding materials:
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# 1. variant-specific material
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# 2. machine-specific material
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# 3. generic material (for fdmprinter)
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nodes_to_check = [variant_node, machine_node,
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machine_variant_material_map.get(self._default_machine_definition_id)]
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material_node = None
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for node in nodes_to_check:
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if node is not None:
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material_node = node.material_map.get(root_material_id)
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if material_node:
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break
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return material_node
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#
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# Gets MaterialNode for the given extruder and machine with the given material type.
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# Returns None if:
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# 1. the given machine doesn't have materials;
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# 2. cannot find any material InstanceContainers with the given settings.
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#
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def getMaterialNodeByType(self, global_stack: "GlobalStack", extruder_variant_name: str, material_guid: str) -> Optional["MaterialNode"]:
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node = None
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machine_definition = global_stack.definition
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if parseBool(machine_definition.getMetaDataEntry("has_materials", False)):
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material_diameter = machine_definition.getProperty("material_diameter", "value")
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if isinstance(material_diameter, SettingFunction):
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material_diameter = material_diameter(global_stack)
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# Look at the guid to material dictionary
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root_material_id = None
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for material_group in self._guid_material_groups_map[material_guid]:
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if material_group.is_read_only:
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root_material_id = material_group.root_material_node.metadata["id"]
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break
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if not root_material_id:
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Logger.log("i", "Cannot find materials with guid [%s] ", material_guid)
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return None
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node = self.getMaterialNode(machine_definition.getId(), extruder_variant_name,
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material_diameter, root_material_id)
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return node
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#
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# Used by QualityManager. Built-in quality profiles may be based on generic material IDs such as "generic_pla".
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# For materials such as ultimaker_pla_orange, no quality profiles may be found, so we should fall back to use
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# the generic material IDs to search for qualities.
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#
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# An example would be, suppose we have machine with preferred material set to "filo3d_pla" (1.75mm), but its
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# extruders only use 2.85mm materials, then we won't be able to find the preferred material for this machine.
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# A fallback would be to fetch a generic material of the same type "PLA" as "filo3d_pla", and in this case it will
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# be "generic_pla". This function is intended to get a generic fallback material for the given material type.
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#
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# This function returns the generic root material ID for the given material type, where material types are "PLA",
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# "ABS", etc.
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#
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def getFallbackMaterialIdByMaterialType(self, material_type: str) -> Optional[str]:
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# For safety
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if material_type not in self._fallback_materials_map:
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Logger.log("w", "The material type [%s] does not have a fallback material" % material_type)
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return None
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fallback_material = self._fallback_materials_map[material_type]
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if fallback_material:
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return self.getRootMaterialIDWithoutDiameter(fallback_material["id"])
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else:
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return None
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def getDefaultMaterial(self, global_stack: "GlobalStack", extruder_variant_name: Optional[str]) -> Optional["MaterialNode"]:
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node = None
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machine_definition = global_stack.definition
|
|
if parseBool(global_stack.getMetaDataEntry("has_materials", False)):
|
|
material_diameter = machine_definition.getProperty("material_diameter", "value")
|
|
if isinstance(material_diameter, SettingFunction):
|
|
material_diameter = material_diameter(global_stack)
|
|
approximate_material_diameter = str(round(material_diameter))
|
|
root_material_id = machine_definition.getMetaDataEntry("preferred_material")
|
|
root_material_id = self.getRootMaterialIDForDiameter(root_material_id, approximate_material_diameter)
|
|
node = self.getMaterialNode(machine_definition.getId(), extruder_variant_name,
|
|
material_diameter, root_material_id)
|
|
return node
|
|
|
|
def removeMaterialByRootId(self, root_material_id: str):
|
|
material_group = self.getMaterialGroup(root_material_id)
|
|
if not material_group:
|
|
Logger.log("i", "Unable to remove the material with id %s, because it doesn't exist.", root_material_id)
|
|
return
|
|
|
|
nodes_to_remove = [material_group.root_material_node] + material_group.derived_material_node_list
|
|
for node in nodes_to_remove:
|
|
self._container_registry.removeContainer(node.getMetaDataEntry("id", ""))
|
|
|
|
#
|
|
# Methods for GUI
|
|
#
|
|
|
|
#
|
|
# Sets the new name for the given material.
|
|
#
|
|
@pyqtSlot("QVariant", str)
|
|
def setMaterialName(self, material_node: "MaterialNode", name: str):
|
|
root_material_id = material_node.getMetaDataEntry("base_file")
|
|
if root_material_id is None:
|
|
return
|
|
if self._container_registry.isReadOnly(root_material_id):
|
|
Logger.log("w", "Cannot set name of read-only container %s.", root_material_id)
|
|
return
|
|
|
|
material_group = self.getMaterialGroup(root_material_id)
|
|
if material_group:
|
|
container = material_group.root_material_node.getContainer()
|
|
if container:
|
|
container.setName(name)
|
|
|
|
#
|
|
# Removes the given material.
|
|
#
|
|
@pyqtSlot("QVariant")
|
|
def removeMaterial(self, material_node: "MaterialNode"):
|
|
root_material_id = material_node.getMetaDataEntry("base_file")
|
|
if root_material_id is not None:
|
|
self.removeMaterialByRootId(root_material_id)
|
|
|
|
#
|
|
# Creates a duplicate of a material, which has the same GUID and base_file metadata.
|
|
# Returns the root material ID of the duplicated material if successful.
|
|
#
|
|
@pyqtSlot("QVariant", result = str)
|
|
def duplicateMaterial(self, material_node, new_base_id = None, new_metadata = None) -> Optional[str]:
|
|
root_material_id = material_node.metadata["base_file"]
|
|
|
|
material_group = self.getMaterialGroup(root_material_id)
|
|
if not material_group:
|
|
Logger.log("i", "Unable to duplicate the material with id %s, because it doesn't exist.", root_material_id)
|
|
return None
|
|
|
|
base_container = material_group.root_material_node.getContainer()
|
|
if not base_container:
|
|
return None
|
|
|
|
# Ensure all settings are saved.
|
|
self._application.saveSettings()
|
|
|
|
# Create a new ID & container to hold the data.
|
|
new_containers = []
|
|
if new_base_id is None:
|
|
new_base_id = self._container_registry.uniqueName(base_container.getId())
|
|
new_base_container = copy.deepcopy(base_container)
|
|
new_base_container.getMetaData()["id"] = new_base_id
|
|
new_base_container.getMetaData()["base_file"] = new_base_id
|
|
if new_metadata is not None:
|
|
for key, value in new_metadata.items():
|
|
new_base_container.getMetaData()[key] = value
|
|
new_containers.append(new_base_container)
|
|
|
|
# Clone all of them.
|
|
for node in material_group.derived_material_node_list:
|
|
container_to_copy = node.getContainer()
|
|
if not container_to_copy:
|
|
continue
|
|
# Create unique IDs for every clone.
|
|
new_id = new_base_id
|
|
if container_to_copy.getMetaDataEntry("definition") != "fdmprinter":
|
|
new_id += "_" + container_to_copy.getMetaDataEntry("definition")
|
|
if container_to_copy.getMetaDataEntry("variant_name"):
|
|
variant_name = container_to_copy.getMetaDataEntry("variant_name")
|
|
new_id += "_" + variant_name.replace(" ", "_")
|
|
|
|
new_container = copy.deepcopy(container_to_copy)
|
|
new_container.getMetaData()["id"] = new_id
|
|
new_container.getMetaData()["base_file"] = new_base_id
|
|
if new_metadata is not None:
|
|
for key, value in new_metadata.items():
|
|
new_container.getMetaData()[key] = value
|
|
|
|
new_containers.append(new_container)
|
|
|
|
for container_to_add in new_containers:
|
|
container_to_add.setDirty(True)
|
|
self._container_registry.addContainer(container_to_add)
|
|
return new_base_id
|
|
|
|
#
|
|
# Create a new material by cloning Generic PLA for the current material diameter and generate a new GUID.
|
|
#
|
|
@pyqtSlot(result = str)
|
|
def createMaterial(self) -> str:
|
|
from UM.i18n import i18nCatalog
|
|
catalog = i18nCatalog("cura")
|
|
# Ensure all settings are saved.
|
|
self._application.saveSettings()
|
|
|
|
machine_manager = self._application.getMachineManager()
|
|
extruder_stack = machine_manager.activeStack
|
|
|
|
approximate_diameter = str(extruder_stack.approximateMaterialDiameter)
|
|
root_material_id = "generic_pla"
|
|
root_material_id = self.getRootMaterialIDForDiameter(root_material_id, approximate_diameter)
|
|
material_group = self.getMaterialGroup(root_material_id)
|
|
|
|
if not material_group: # This should never happen
|
|
Logger.log("w", "Cannot get the material group of %s.", root_material_id)
|
|
return ""
|
|
|
|
# Create a new ID & container to hold the data.
|
|
new_id = self._container_registry.uniqueName("custom_material")
|
|
new_metadata = {"name": catalog.i18nc("@label", "Custom Material"),
|
|
"brand": catalog.i18nc("@label", "Custom"),
|
|
"GUID": str(uuid.uuid4()),
|
|
}
|
|
|
|
self.duplicateMaterial(material_group.root_material_node,
|
|
new_base_id = new_id,
|
|
new_metadata = new_metadata)
|
|
return new_id
|