Merge branch 'master' into feature_xmlmaterials_cura_settings

cura/CrashHandler.py

@@ -85,7 +85,7 @@ class CrashHandler:
         dialog = QDialog()
         dialog.setMinimumWidth(500)
         dialog.setMinimumHeight(170)
-        dialog.setWindowTitle(catalog.i18nc("@title:window", "Cura can't startup"))
+        dialog.setWindowTitle(catalog.i18nc("@title:window", "Cura can't start"))
         dialog.finished.connect(self._closeEarlyCrashDialog)
 
         layout = QVBoxLayout(dialog)

cura/CuraApplication.py

@@ -1288,7 +1288,7 @@ class CuraApplication(QtApplication):
         has_merged_nodes = False
         for node in DepthFirstIterator(self.getController().getScene().getRoot()):
             if not isinstance(node, CuraSceneNode) or not node.getMeshData() :
-                if node.getName() == 'MergedMesh':
+                if node.getName() == "MergedMesh":
                     has_merged_nodes = True
                 continue
 
@@ -1380,7 +1380,7 @@ class CuraApplication(QtApplication):
 
         # Use the previously found center of the group bounding box as the new location of the group
         group_node.setPosition(group_node.getBoundingBox().center)
-        group_node.setName("MergedMesh") # add a specific name to destinguis this node
+        group_node.setName("MergedMesh")  # add a specific name to distinguish this node
 
 
     ##  Updates origin position of all merged meshes
@@ -1625,8 +1625,13 @@ class CuraApplication(QtApplication):
             node.setName(os.path.basename(filename))
             self.getBuildVolume().checkBoundsAndUpdate(node)
 
-            extension = os.path.splitext(filename)[1]
+            is_non_sliceable = False
-            if extension.lower() in self._non_sliceable_extensions:
+            filename_lower = filename.lower()
+            for extension in self._non_sliceable_extensions:
+                if filename_lower.endswith(extension):
+                    is_non_sliceable = True
+                    break
+            if is_non_sliceable:
                 self.callLater(lambda: self.getController().setActiveView("SimulationView"))
 
                 block_slicing_decorator = BlockSlicingDecorator()

cura/Settings/MachineManager.py

@@ -597,6 +597,18 @@ class MachineManager(QObject):
             if extruder_stack != self._active_container_stack and extruder_stack.getProperty(key, "value") != new_value:
                 extruder_stack.userChanges.setProperty(key, "value", new_value)  # TODO: nested property access, should be improved
 
+    ## Copy the value of all manually changed settings of the current extruder to all other extruders.
+    @pyqtSlot()
+    def copyAllValuesToExtruders(self):
+        extruder_stacks = list(self._global_container_stack.extruders.values())
+        for extruder_stack in extruder_stacks:
+            if extruder_stack != self._active_container_stack:
+                for key in self._active_container_stack.userChanges.getAllKeys():
+                    new_value = self._active_container_stack.getProperty(key, "value")
+
+                    # check if the value has to be replaced
+                    extruder_stack.userChanges.setProperty(key, "value", new_value)
+
     @pyqtProperty(str, notify = activeVariantChanged)
     def activeVariantName(self) -> str:
         if self._active_container_stack:

plugins/CuraEngineBackend/CuraEngineBackend.py

@@ -119,6 +119,7 @@ class CuraEngineBackend(QObject, Backend):
         self._postponed_scene_change_sources = []  # scene change is postponed (by a tool)
 
         self._slice_start_time = None
+        self._is_disabled = False
 
         Preferences.getInstance().addPreference("general/auto_slice", True)
 
@@ -405,6 +406,7 @@ class CuraEngineBackend(QObject, Backend):
     #   - decorator isBlockSlicing is found (used in g-code reader)
     def determineAutoSlicing(self):
         enable_timer = True
+        self._is_disabled = False
 
         if not Preferences.getInstance().getValue("general/auto_slice"):
             enable_timer = False
@@ -412,6 +414,7 @@ class CuraEngineBackend(QObject, Backend):
             if node.callDecoration("isBlockSlicing"):
                 enable_timer = False
                 self.backendStateChange.emit(BackendState.Disabled)
+                self._is_disabled = True
             gcode_list = node.callDecoration("getGCodeList")
             if gcode_list is not None:
                 self._scene.gcode_dict[node.callDecoration("getBuildPlateNumber")] = gcode_list
@@ -545,6 +548,10 @@ class CuraEngineBackend(QObject, Backend):
                 self._change_timer.stop()
 
     def _onStackErrorCheckFinished(self):
+        self.determineAutoSlicing()
+        if self._is_disabled:
+            return
+
         if not self._slicing and self._build_plates_to_be_sliced:
             self.needsSlicing()
             self._onChanged()

plugins/GCodeGzReader/GCodeGzReader.py

@@ -0,0 +1,33 @@
+# Copyright (c) 2018 Ultimaker B.V.
+# Cura is released under the terms of the LGPLv3 or higher.
+
+import gzip
+import tempfile
+
+from io import StringIO, BufferedIOBase #To write the g-code to a temporary buffer, and for typing.
+from typing import List
+
+from UM.Logger import Logger
+from UM.Mesh.MeshReader import MeshReader #The class we're extending/implementing.
+from UM.PluginRegistry import PluginRegistry
+from UM.Scene.SceneNode import SceneNode #For typing.
+
+##  A file reader that reads gzipped g-code.
+#
+#   If you're zipping g-code, you might as well use gzip!
+class GCodeGzReader(MeshReader):
+
+    def __init__(self):
+        super().__init__()
+        self._supported_extensions = [".gcode.gz"]
+
+    def read(self, file_name):
+        with open(file_name, "rb") as file:
+            file_data = file.read()
+        uncompressed_gcode = gzip.decompress(file_data)
+        with tempfile.NamedTemporaryFile() as temp_file:
+            temp_file.write(uncompressed_gcode)
+            PluginRegistry.getInstance().getPluginObject("GCodeReader").preRead(temp_file.name)
+            result = PluginRegistry.getInstance().getPluginObject("GCodeReader").read(temp_file.name)
+
+        return result

plugins/GCodeGzReader/__init__.py

@@ -0,0 +1,21 @@
+# Copyright (c) 2018 Ultimaker B.V.
+# Cura is released under the terms of the LGPLv3 or higher.
+
+from . import GCodeGzReader
+
+from UM.i18n import i18nCatalog
+i18n_catalog = i18nCatalog("cura")
+
+def getMetaData():
+    return {
+        "mesh_reader": [
+            {
+                "extension": "gcode.gz",
+                "description": i18n_catalog.i18nc("@item:inlistbox", "Compressed G-code File")
+            }
+        ]
+    }
+
+def register(app):
+    app.addNonSliceableExtension(".gcode.gz")
+    return { "mesh_reader": GCodeGzReader.GCodeGzReader() }

plugins/GCodeGzReader/plugin.json

@@ -0,0 +1,8 @@
+{
+    "name": "Compressed G-code Reader",
+    "author": "Ultimaker B.V.",
+    "version": "1.0.0",
+    "description": "Reads g-code from a compressed archive.",
+    "api": 4,
+    "i18n-catalog": "cura"
+}

plugins/ModelChecker/ModelChecker.py

@@ -0,0 +1,116 @@
+# Copyright (c) 2018 Ultimaker B.V.
+# Cura is released under the terms of the LGPLv3 or higher.
+
+import os
+
+from PyQt5.QtCore import QObject, pyqtSlot, pyqtSignal, pyqtProperty
+
+from UM.Application import Application
+from UM.Extension import Extension
+from UM.Logger import Logger
+from UM.Message import Message
+from UM.i18n import i18nCatalog
+from UM.PluginRegistry import PluginRegistry
+from UM.Scene.Iterator.DepthFirstIterator import DepthFirstIterator
+
+catalog = i18nCatalog("cura")
+
+
+class ModelChecker(QObject, Extension):
+    ##  Signal that gets emitted when anything changed that we need to check.
+    onChanged = pyqtSignal()
+
+    def __init__(self):
+        super().__init__()
+
+        self._button_view = None
+
+        self._caution_message = Message("", #Message text gets set when the message gets shown, to display the models in question.
+            lifetime = 0,
+            title = catalog.i18nc("@info:title", "Model Checker Warning"))
+
+        Application.getInstance().initializationFinished.connect(self._pluginsInitialized)
+        Application.getInstance().getController().getScene().sceneChanged.connect(self._onChanged)
+
+    ##  Pass-through to allow UM.Signal to connect with a pyqtSignal.
+    def _onChanged(self, _):
+        self.onChanged.emit()
+
+    ##  Called when plug-ins are initialized.
+    #
+    #   This makes sure that we listen to changes of the material and that the
+    #   button is created that indicates warnings with the current set-up.
+    def _pluginsInitialized(self):
+        Application.getInstance().getMachineManager().rootMaterialChanged.connect(self.onChanged)
+        self._createView()
+
+    def checkObjectsForShrinkage(self):
+        shrinkage_threshold = 0.5 #From what shrinkage percentage a warning will be issued about the model size.
+        warning_size_xy = 150 #The horizontal size of a model that would be too large when dealing with shrinking materials.
+        warning_size_z = 100 #The vertical size of a model that would be too large when dealing with shrinking materials.
+
+        material_shrinkage = self._getMaterialShrinkage()
+
+        warning_nodes = []
+
+        # Check node material shrinkage and bounding box size
+        for node in self.sliceableNodes():
+            node_extruder_position = node.callDecoration("getActiveExtruderPosition")
+            if material_shrinkage[node_extruder_position] > shrinkage_threshold:
+                bbox = node.getBoundingBox()
+                if bbox.width >= warning_size_xy or bbox.depth >= warning_size_xy or bbox.height >= warning_size_z:
+                    warning_nodes.append(node)
+
+        self._caution_message.setText(catalog.i18nc(
+            "@info:status",
+            "Some models may not be printed optimal due to object size and chosen material for models: {model_names}.\n"
+            "Tips that may be useful to improve the print quality:\n"
+            "1) Use rounded corners\n"
+            "2) Turn the fan off (only if the are no tiny details on the model)\n"
+            "3) Use a different material").format(model_names = ", ".join([n.getName() for n in warning_nodes])))
+
+        return len(warning_nodes) > 0
+
+    def sliceableNodes(self):
+        # Add all sliceable scene nodes to check
+        scene = Application.getInstance().getController().getScene()
+        for node in DepthFirstIterator(scene.getRoot()):
+            if node.callDecoration("isSliceable"):
+                yield node
+
+    ##  Creates the view used by show popup. The view is saved because of the fairly aggressive garbage collection.
+    def _createView(self):
+        Logger.log("d", "Creating model checker view.")
+
+        # Create the plugin dialog component
+        path = os.path.join(PluginRegistry.getInstance().getPluginPath("ModelChecker"), "ModelChecker.qml")
+        self._button_view = Application.getInstance().createQmlComponent(path, {"manager": self})
+
+        # The qml is only the button
+        Application.getInstance().addAdditionalComponent("jobSpecsButton", self._button_view)
+
+        Logger.log("d", "Model checker view created.")
+
+    @pyqtProperty(bool, notify = onChanged)
+    def runChecks(self):
+        danger_shrinkage = self.checkObjectsForShrinkage()
+
+        return any((danger_shrinkage, )) #If any of the checks fail, show the warning button.
+
+    @pyqtSlot()
+    def showWarnings(self):
+        self._caution_message.show()
+
+    def _getMaterialShrinkage(self):
+        global_container_stack = Application.getInstance().getGlobalContainerStack()
+        if global_container_stack is None:
+            return {}
+
+        material_shrinkage = {}
+        # Get all shrinkage values of materials used
+        for extruder_position, extruder in global_container_stack.extruders.items():
+            shrinkage = extruder.material.getProperty("material_shrinkage_percentage", "value")
+            if shrinkage is None:
+                shrinkage = 0
+            material_shrinkage[extruder_position] = shrinkage
+        return material_shrinkage

plugins/ModelChecker/ModelChecker.qml

@@ -0,0 +1,43 @@
+// Copyright (c) 2018 Ultimaker B.V.
+// Cura is released under the terms of the LGPLv3 or higher.
+
+import QtQuick 2.2
+import QtQuick.Controls 1.1
+import QtQuick.Controls.Styles 1.1
+import QtQuick.Layouts 1.1
+import QtQuick.Dialogs 1.1
+import QtQuick.Window 2.2
+
+import UM 1.2 as UM
+import Cura 1.0 as Cura
+
+
+Button
+{
+    id: modelCheckerButton
+
+    UM.I18nCatalog{id: catalog; name:"cura"}
+
+    visible: manager.runChecks
+    tooltip: catalog.i18nc("@info:tooltip", "Some things could be problematic in this print. Click to see tips for adjustment.")
+    onClicked: manager.showWarnings()
+
+    width: UM.Theme.getSize("save_button_specs_icons").width
+    height: UM.Theme.getSize("save_button_specs_icons").height
+
+    style: ButtonStyle
+    {
+        background: Item
+        {
+            UM.RecolorImage
+            {
+                width: UM.Theme.getSize("save_button_specs_icons").width;
+                height: UM.Theme.getSize("save_button_specs_icons").height;
+                sourceSize.width: width;
+                sourceSize.height: width;
+                color: control.hovered ? UM.Theme.getColor("text_scene_hover") : UM.Theme.getColor("text_scene");
+                source: "model_checker.svg"
+            }
+        }
+    }
+}

plugins/ModelChecker/__init__.py

@@ -0,0 +1,14 @@
+# Copyright (c) 2018 Ultimaker B.V.
+# This example is released under the terms of the AGPLv3 or higher.
+
+from . import ModelChecker
+
+from UM.i18n import i18nCatalog
+i18n_catalog = i18nCatalog("cura")
+
+
+def getMetaData():
+    return {}
+
+def register(app):
+    return { "extension": ModelChecker.ModelChecker() }

plugins/ModelChecker/model_checker.svg

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<svg width="30px" height="30px" viewBox="0 0 30 30" version="1.1" xmlns="http://www.w3.org/2000/svg">
+    <polygon fill="#000000" points="19 11 30 8 30 24 19 27" />
+    <path d="M10,19 C5.581722,19 2,15.418278 2,11 C2,6.581722 5.581722,3 10,3 C14.418278,3 18,6.581722 18,11 C18,15.418278 14.418278,19 10,19 Z M10,17 C13.3137085,17 16,14.3137085 16,11 C16,7.6862915 13.3137085,5 10,5 C6.6862915,5 4,7.6862915 4,11 C4,14.3137085 6.6862915,17 10,17 Z" fill="#000000" />
+    <polygon fill="#000000" points="4.2 15 6 16.8 1.8 21 0 19.2" />
+    <path d="M18.7333454,8.81666365 C18.2107269,6.71940704 16.9524304,4.91317986 15.248379,3.68790525 L18,3 L30,6 L18.7333454,8.81666365 Z M17,16.6573343 L17,27 L6,24 L6,19.0644804 C7.20495897,19.6632939 8.56315852,20 10,20 C12.8272661,20 15.3500445,18.6963331 17,16.6573343 Z" fill="#000000" />
+</svg>

plugins/ModelChecker/plugin.json

@@ -0,0 +1,8 @@
+{
+    "name": "Model Checker",
+    "author": "Ultimaker B.V.",
+    "version": "0.1",
+    "api": 4,
+    "description": "Checks models and print configuration for possible printing issues and give suggestions.",
+    "i18n-catalog": "cura"
+}

plugins/PluginBrowser/PluginBrowser.py

@@ -1,11 +1,10 @@
 # Copyright (c) 2017 Ultimaker B.V.
 # PluginBrowser is released under the terms of the LGPLv3 or higher.
 
-from PyQt5.QtCore import QUrl, QObject, Qt, pyqtProperty, pyqtSignal, pyqtSlot
+from PyQt5.QtCore import QUrl, QObject, pyqtProperty, pyqtSignal, pyqtSlot
 from PyQt5.QtNetwork import QNetworkAccessManager, QNetworkRequest, QNetworkReply
 
 from UM.Application import Application
-from UM.Qt.ListModel import ListModel
 from UM.Logger import Logger
 from UM.PluginRegistry import PluginRegistry
 from UM.Qt.Bindings.PluginsModel import PluginsModel
@@ -20,7 +19,6 @@ import os
 import tempfile
 import platform
 import zipfile
-import shutil
 
 from cura.CuraApplication import CuraApplication
 
@@ -44,7 +42,7 @@ class PluginBrowser(QObject, Extension):
         self._plugins_metadata = []
         self._plugins_model = None
 
-        # Can be 'installed' or 'availble'
+        # Can be 'installed' or 'available'
         self._view = "available"
 
         self._restart_required = False

plugins/PluginBrowser/PluginEntry.qml

@@ -1,4 +1,4 @@
-// Copyright (c) 2017 Ultimaker B.V.
+// Copyright (c) 2018 Ultimaker B.V.
 // PluginBrowser is released under the terms of the LGPLv3 or higher.
 
 import QtQuick 2.2
@@ -129,6 +129,18 @@ Component {
                         return catalog.i18nc("@action:button", "Install");
                     }
                 }
+                enabled:
+                {
+                    if ( manager.isDownloading )
+                    {
+                        return pluginList.activePlugin == model ? true : false
+                    }
+                    else
+                    {
+                        return true
+                    }
+                }
+                opacity: enabled ? 1.0 : 0.5
                 visible: model.external && ((model.status !== "installed") || model.can_upgrade)
                 style: ButtonStyle {
                     background: Rectangle {

plugins/SimulationView/SimulationView.py

@@ -74,7 +74,7 @@ class SimulationView(View):
 
         self._global_container_stack = None
         self._proxy = SimulationViewProxy()
-        self._controller.getScene().sceneChanged.connect(self._onSceneChanged)
+        self._controller.getScene().getRoot().childrenChanged.connect(self._onSceneChanged)
 
         self._resetSettings()
         self._legend_items = None
@@ -160,7 +160,7 @@ class SimulationView(View):
     def _onSceneChanged(self, node):
         if node.getMeshData() is None:
             self.resetLayerData()
-        else:
+
         self.setActivity(False)
         self.calculateMaxLayers()
         self.calculateMaxPathsOnLayer(self._current_layer_num)

plugins/UM3NetworkPrinting/ClusterUM3OutputDevice.py

@@ -127,10 +127,6 @@ class ClusterUM3OutputDevice(NetworkedPrinterOutputDevice):
             self._sending_job.send("") #No specifically selected printer.
             is_job_sent = self._sending_job.send(None)
 
-        # Notify the UI that a switch to the print monitor should happen
-        if is_job_sent:
-            Application.getInstance().getController().setActiveStage("MonitorStage")
-
     def _spawnPrinterSelectionDialog(self):
         if self._printer_selection_dialog is None:
             path = os.path.join(os.path.dirname(os.path.abspath(__file__)), "PrintWindow.qml")
@@ -242,6 +238,19 @@ class ClusterUM3OutputDevice(NetworkedPrinterOutputDevice):
             if new_progress > self._progress_message.getProgress():
                 self._progress_message.show()  # Ensure that the message is visible.
                 self._progress_message.setProgress(bytes_sent / bytes_total * 100)
+
+            # If successfully sent:
+            if bytes_sent == bytes_total:
+                # Show a confirmation to the user so they know the job was sucessful and provide the option to switch to the
+                # monitor tab.
+                self._success_message = Message(
+                    i18n_catalog.i18nc("@info:status", "Print job was successfully sent to the printer."),
+                    lifetime=5, dismissable=True,
+                    title=i18n_catalog.i18nc("@info:title", "Data Sent"))
+                self._success_message.addAction("View", i18n_catalog.i18nc("@action:button", "View in Montior"), icon=None,
+                                                description="")
+                self._success_message.actionTriggered.connect(self._successMessageActionTriggered)
+                self._success_message.show()
         else:
             self._progress_message.setProgress(0)
             self._progress_message.hide()
@@ -260,6 +269,9 @@ class ClusterUM3OutputDevice(NetworkedPrinterOutputDevice):
                 self._latest_reply_handler.disconnect()
                 self._latest_reply_handler = None
 
+    def _successMessageActionTriggered(self, message_id: Optional[str]=None, action_id: Optional[str]=None) -> None:
+        if action_id == "View":
+            Application.getInstance().getController().setActiveStage("MonitorStage")
 
     @pyqtSlot()
     def openPrintJobControlPanel(self) -> None:

plugins/XmlMaterialProfile/XmlMaterialProfile.py

@@ -1032,7 +1032,8 @@ class XmlMaterialProfile(InstanceContainer):
         "retraction amount": "retraction_amount",
         "retraction speed": "retraction_speed",
         "adhesion tendency": "material_adhesion_tendency",
-        "surface energy": "material_surface_energy"
+        "surface energy": "material_surface_energy",
+        "shrinkage percentage": "material_shrinkage_percentage",
     }
     __unmapped_settings = [
         "hardware compatible",

resources/definitions/fdmprinter.def.json

@@ -2097,6 +2097,19 @@
                     "settable_per_mesh": false,
                     "settable_per_extruder": true
                 },
+                "material_shrinkage_percentage":
+                {
+                    "label": "Shrinkage Ratio",
+                    "description": "Shrinkage ratio in percentage.",
+                    "unit": "%",
+                    "type": "float",
+                    "default_value": 0,
+                    "minimum_value": "0",
+                    "maximum_value": "100",
+                    "enabled": false,
+                    "settable_per_mesh": false,
+                    "settable_per_extruder": true
+                },
                 "material_flow":
                 {
                     "label": "Flow",

resources/i18n/de_DE/cura.po

@@ -194,7 +194,7 @@ msgstr "Vorbereiten"
 #: /home/ruben/Projects/Cura/plugins/RemovableDriveOutputDevice/RemovableDriveOutputDevice.py:23
 msgctxt "@action:button Preceded by 'Ready to'."
 msgid "Save to Removable Drive"
-msgstr "Speichern auf Wechseldatenträger"
+msgstr "Speichern auf Datenträger"
 
 #: /home/ruben/Projects/Cura/plugins/RemovableDriveOutputDevice/RemovableDriveOutputDevice.py:24
 #, python-brace-format

resources/qml/JobSpecs.qml

@@ -115,15 +115,50 @@ Item {
         }
     }
 
+    Row {
+        id: additionalComponentsRow
+        anchors.top: jobNameRow.bottom
+        anchors.right: parent.right
+    }
+
     Label
     {
         id: boundingSpec
         anchors.top: jobNameRow.bottom
-        anchors.right: parent.right
+        anchors.right: additionalComponentsRow.left
+        anchors.rightMargin:
+        {
+            if (additionalComponentsRow.width > 0)
+            {
+                return UM.Theme.getSize("default_margin").width
+            }
+            else
+            {
+                return 0;
+            }
+        }
         height: UM.Theme.getSize("jobspecs_line").height
         verticalAlignment: Text.AlignVCenter
         font: UM.Theme.getFont("small")
         color: UM.Theme.getColor("text_scene")
         text: CuraApplication.getSceneBoundingBoxString
     }
+
+    Component.onCompleted: {
+        base.addAdditionalComponents("jobSpecsButton")
+    }
+
+    Connections {
+        target: CuraApplication
+        onAdditionalComponentsChanged: base.addAdditionalComponents("jobSpecsButton")
+    }
+
+    function addAdditionalComponents (areaId) {
+        if(areaId == "jobSpecsButton") {
+            for (var component in CuraApplication.additionalComponents["jobSpecsButton"]) {
+                CuraApplication.additionalComponents["jobSpecsButton"][component].parent = additionalComponentsRow
+            }
+        }
+    }
+
 }

resources/qml/Menus/ConfigurationMenu/ConfigurationListView.qml

@@ -21,8 +21,11 @@ Column
     {
         // FIXME For now the model should be removed and then created again, otherwise changes in the printer don't automatically update the UI
         configurationList.model = []
+        if(outputDevice)
+        {
             configurationList.model = outputDevice.uniqueConfigurations
         }
+    }
 
     Label
     {

resources/qml/Settings/SettingView.qml

@@ -533,6 +533,15 @@ Item
                     onTriggered: Cura.MachineManager.copyValueToExtruders(contextMenu.key)
                 }
 
+                MenuItem
+                {
+                    //: Settings context menu action
+                    text: catalog.i18nc("@action:menu", "Copy all changed values to all extruders")
+                    visible: machineExtruderCount.properties.value > 1
+                    enabled: contextMenu.provider != undefined
+                    onTriggered: Cura.MachineManager.copyAllValuesToExtruders()
+                }
+
                 MenuSeparator
                 {
                     visible: machineExtruderCount.properties.value > 1

resources/themes/cura-light/theme.json

@@ -411,6 +411,8 @@
         "save_button_save_to_button": [0.3, 2.7],
         "save_button_specs_icons": [1.4, 1.4],
 
+        "job_specs_button": [2.7, 2.7],
+
         "monitor_preheat_temperature_control": [4.5, 2.0],
 
         "modal_window_minimum": [60.0, 45],