Merge branch 'master' into feature_headless_docker

cura/CuraApplication.py

@@ -409,6 +409,14 @@ class CuraApplication(QtApplication):
         else:
             self.exit(0)
 
+    ##  Signal to connect preferences action in QML
+    showPreferencesWindow = pyqtSignal()
+
+    ##  Show the preferences window
+    @pyqtSlot()
+    def showPreferences(self):
+        self.showPreferencesWindow.emit()
+
     ## A reusable dialogbox
     #
     showMessageBox = pyqtSignal(str, str, str, str, int, int, arguments = ["title", "text", "informativeText", "detailedText", "buttons", "icon"])
@@ -683,7 +691,7 @@ class CuraApplication(QtApplication):
         self.setMainQml(Resources.getPath(self.ResourceTypes.QmlFiles, "Cura.qml"))
         self._qml_import_paths.append(Resources.getPath(self.ResourceTypes.QmlFiles))
 
-        run_without_gui = self.getCommandLineOption("headless", False) or self.getCommandLineOption("invisible", False)
+        run_without_gui = self.getCommandLineOption("headless", False)
         if not run_without_gui:
             self.initializeEngine()
             controller.setActiveStage("PrepareStage")

cura/PlatformPhysics.py

@@ -76,7 +76,8 @@ class PlatformPhysics:
             if not node.getDecorator(ConvexHullDecorator):
                 node.addDecorator(ConvexHullDecorator())
 
-            if Preferences.getInstance().getValue("physics/automatic_push_free"):
+            # only push away objects if this node is a printing mesh
+            if not node.callDecoration("isNonPrintingMesh") and Preferences.getInstance().getValue("physics/automatic_push_free"):
                 # Check for collisions between convex hulls
                 for other_node in BreadthFirstIterator(root):
                     # Ignore root, ourselves and anything that is not a normal SceneNode.
@@ -98,6 +99,9 @@ class PlatformPhysics:
                     if other_node in transformed_nodes:
                         continue  # Other node is already moving, wait for next pass.
 
+                    if other_node.callDecoration("isNonPrintingMesh"):
+                        continue
+
                     overlap = (0, 0)  # Start loop with no overlap
                     current_overlap_checks = 0
                     # Continue to check the overlap until we no longer find one.

plugins/SimulationView/SimulationView.py

@@ -4,6 +4,7 @@
 import sys
 
 from PyQt5.QtCore import Qt
+from PyQt5.QtGui import QOpenGLContext
 from PyQt5.QtWidgets import QApplication
 
 from UM.Application import Application
@@ -13,6 +14,7 @@ from UM.Logger import Logger
 from UM.Math.Color import Color
 from UM.Mesh.MeshBuilder import MeshBuilder
 from UM.Message import Message
+from UM.Platform import Platform
 from UM.PluginRegistry import PluginRegistry
 from UM.Preferences import Preferences
 from UM.Resources import Resources
@@ -24,6 +26,7 @@ from UM.View.GL.OpenGLContext import OpenGLContext
 from UM.View.View import View
 from UM.i18n import i18nCatalog
 from cura.ConvexHullNode import ConvexHullNode
+from cura.CuraApplication import CuraApplication
 
 from .NozzleNode import NozzleNode
 from .SimulationPass import SimulationPass
@@ -414,6 +417,23 @@ class SimulationView(View):
                 return True
 
         if event.type == Event.ViewActivateEvent:
+            # FIX: on Max OS X, somehow QOpenGLContext.currentContext() can become None during View switching.
+            # This can happen when you do the following steps:
+            #   1. Start Cura
+            #   2. Load a model
+            #   3. Switch to Custom mode
+            #   4. Select the model and click on the per-object tool icon
+            #   5. Switch view to Layer view or X-Ray
+            #   6. Cura will very likely crash
+            # It seems to be a timing issue that the currentContext can somehow be empty, but I have no clue why.
+            # This fix tries to reschedule the view changing event call on the Qt thread again if the current OpenGL
+            # context is None.
+            if Platform.isOSX():
+                if QOpenGLContext.currentContext() is None:
+                    Logger.log("d", "current context of OpenGL is empty on Mac OS X, will try to create shaders later")
+                    CuraApplication.getInstance().callLater(lambda e=event: self.event(e))
+                    return
+
             # Make sure the SimulationPass is created
             layer_pass = self.getSimulationPass()
             self.getRenderer().addRenderPass(layer_pass)

plugins/SliceInfoPlugin/SliceInfo.py

@@ -39,19 +39,26 @@ class SliceInfo(Extension):
         Preferences.getInstance().addPreference("info/send_slice_info", True)
         Preferences.getInstance().addPreference("info/asked_send_slice_info", False)
 
-        if not Preferences.getInstance().getValue("info/asked_send_slice_info") and Preferences.getInstance().getValue("info/send_slice_info"):
-            self.send_slice_info_message = Message(catalog.i18nc("@info", "Cura collects anonymised slicing statistics. You can disable this in the preferences."),
+        if not Preferences.getInstance().getValue("info/asked_send_slice_info"):
+            self.send_slice_info_message = Message(catalog.i18nc("@info", "Cura collects anonymized usage statistics."),
                                                    lifetime = 0,
                                                    dismissable = False,
                                                    title = catalog.i18nc("@info:title", "Collecting Data"))
 
-            self.send_slice_info_message.addAction("Dismiss", catalog.i18nc("@action:button", "Dismiss"), None, "")
+            self.send_slice_info_message.addAction("Dismiss", name = catalog.i18nc("@action:button", "Allow"), icon = None,
+                    description = catalog.i18nc("@action:tooltip", "Allow Cura to send anonymized usage statistics to help prioritize future improvements to Cura. Some of your preferences and settings are sent, the Cura version and a hash of the models you're slicing."))
+            self.send_slice_info_message.addAction("Disable", name = catalog.i18nc("@action:button", "Disable"), icon = None,
+                    description = catalog.i18nc("@action:tooltip", "Don't allow Cura to send anonymized usage statistics. You can enable it again in the preferences."), button_style = Message.ActionButtonStyle.LINK)
             self.send_slice_info_message.actionTriggered.connect(self.messageActionTriggered)
             self.send_slice_info_message.show()
 
+    ##  Perform action based on user input.
+    #   Note that clicking "Disable" won't actually disable the data sending, but rather take the user to preferences where they can disable it.
     def messageActionTriggered(self, message_id, action_id):
-        self.send_slice_info_message.hide()
         Preferences.getInstance().setValue("info/asked_send_slice_info", True)
+        if action_id == "Disable":
+            CuraApplication.getInstance().showPreferences()
+        self.send_slice_info_message.hide()
 
     def _onWriteStarted(self, output_device):
         try:

plugins/XRayView/XRayView.py

@@ -2,10 +2,13 @@
 # Cura is released under the terms of the LGPLv3 or higher.
 
 import os.path
+from PyQt5.QtGui import QOpenGLContext
 
 from UM.Application import Application
+from UM.Logger import Logger
 from UM.Math.Color import Color
 from UM.PluginRegistry import PluginRegistry
+from UM.Platform import Platform
 from UM.Event import Event
 from UM.View.View import View
 from UM.Scene.Iterator.BreadthFirstIterator import BreadthFirstIterator
@@ -13,6 +16,8 @@ from UM.Scene.Iterator.BreadthFirstIterator import BreadthFirstIterator
 from UM.View.RenderBatch import RenderBatch
 from UM.View.GL.OpenGL import OpenGL
 
+from cura.CuraApplication import CuraApplication
+
 from . import XRayPass
 
 ## View used to display a see-through version of objects with errors highlighted.
@@ -52,6 +57,23 @@ class XRayView(View):
 
     def event(self, event):
         if event.type == Event.ViewActivateEvent:
+            # FIX: on Max OS X, somehow QOpenGLContext.currentContext() can become None during View switching.
+            # This can happen when you do the following steps:
+            #   1. Start Cura
+            #   2. Load a model
+            #   3. Switch to Custom mode
+            #   4. Select the model and click on the per-object tool icon
+            #   5. Switch view to Layer view or X-Ray
+            #   6. Cura will very likely crash
+            # It seems to be a timing issue that the currentContext can somehow be empty, but I have no clue why.
+            # This fix tries to reschedule the view changing event call on the Qt thread again if the current OpenGL
+            # context is None.
+            if Platform.isOSX():
+                if QOpenGLContext.currentContext() is None:
+                    Logger.log("d", "current context of OpenGL is empty on Mac OS X, will try to create shaders later")
+                    CuraApplication.getInstance().callLater(lambda e = event: self.event(e))
+                    return
+
             if not self._xray_pass:
                 # Currently the RenderPass constructor requires a size > 0
                 # This should be fixed in RenderPass's constructor.

resources/qml/Cura.qml

@@ -528,6 +528,12 @@ UM.MainWindow
         onTriggered: preferences.visible = true
     }
 
+    Connections
+    {
+        target: CuraApplication
+        onShowPreferencesWindow: preferences.visible = true
+    }
+
     MessageDialog
     {
         id: newProjectDialog