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last fixes for CuraEngineBackend

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This commit is contained in:
Ian Paschal 2018-07-05 15:20:38 +02:00
parent 6f20b9219d
commit 07e92ead0b
1 changed files with 5 additions and 5 deletions
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10
plugins/CuraEngineBackend/CuraEngineBackend.py
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@ -21,6 +21,7 @@ from UM.Scene.Iterator.DepthFirstIterator import DepthFirstIterator
from UM.Settings.Interfaces import DefinitionContainerInterface
from UM.Settings.SettingInstance import SettingInstance #For typing.
from UM.Tool import Tool #For typing.
from UM.Mesh.MeshData import MeshData #For typing.
from cura.CuraApplication import CuraApplication
from cura.Settings.ExtruderManager import ExtruderManager
@ -62,7 +63,7 @@ class CuraEngineBackend(QObject, Backend):
if Platform.isLinux() and not default_engine_location:
if not os.getenv("PATH"):
raise OSError("There is something wrong with your Linux installation.")
for pathdir in os.getenv("PATH").split(os.pathsep):
for pathdir in cast(str, os.getenv("PATH")).split(os.pathsep):
execpath = os.path.join(pathdir, executable_name)
if os.path.exists(execpath):
default_engine_location = execpath
@ -485,9 +486,8 @@ class CuraEngineBackend(QObject, Backend):
else:
# we got a single scenenode
if not source.callDecoration("isGroup"):
if source.getMeshData() is None:
return
if source.getMeshData().getVertices() is None:
meshData = source.getMeshData();
if meshData and meshData.getVertices() is None:
return
build_plate_changed.add(source_build_plate_number)
@ -670,7 +670,7 @@ class CuraEngineBackend(QObject, Backend):
## Creates a new socket connection.
def _createSocket(self, protocol_file: str = None) -> None:
if not protocol_file:
protocol_file = os.path.abspath(os.path.join(PluginRegistry.getInstance().getPluginPath(self.getPluginId()), "Cura.proto"))
protocol_file = os.path.abspath(os.path.join(str(PluginRegistry.getInstance().getPluginPath(self.getPluginId())), "Cura.proto"))
super()._createSocket(protocol_file)
self._engine_is_fresh = True