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Code Issues Projects Releases Packages Wiki Activity Actions 2

Speedup the layerview

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We were doing a lot of re-calculations that served no purpose (and
even slowed down the rest of the application)
This commit is contained in:
Jaime van Kessel 2019-08-27 13:26:55 +02:00
parent ea11187eaf
commit e8cd5723c9
1 changed files with 8 additions and 2 deletions
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10
plugins/SimulationView/SimulationView.py
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@ -90,7 +90,6 @@ class SimulationView(CuraView):
self._global_container_stack = None # type: Optional[ContainerStack]
self._proxy = None
self._controller.getScene().getRoot().childrenChanged.connect(self._onSceneChanged)
self._resetSettings()
self._legend_items = None
@ -109,7 +108,6 @@ class SimulationView(CuraView):
Application.getInstance().getPreferences().addPreference("layerview/show_skin", True)
Application.getInstance().getPreferences().addPreference("layerview/show_infill", True)
Application.getInstance().getPreferences().preferenceChanged.connect(self._onPreferencesChanged)
self._updateWithPreferences()
self._solid_layers = int(Application.getInstance().getPreferences().getValue("view/top_layer_count"))
@ -184,6 +182,8 @@ class SimulationView(CuraView):
return self._nozzle_node
def _onSceneChanged(self, node: "SceneNode") -> None:
if node.getMeshData() is None:
return
self.setActivity(False)
self.calculateMaxLayers()
self.calculateMaxPathsOnLayer(self._current_layer_num)
@ -464,6 +464,10 @@ class SimulationView(CuraView):
return True
if event.type == Event.ViewActivateEvent:
# Start listening to changes.
Application.getInstance().getPreferences().preferenceChanged.connect(self._onPreferencesChanged)
self._controller.getScene().getRoot().childrenChanged.connect(self._onSceneChanged)
# 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
@ -510,6 +514,8 @@ class SimulationView(CuraView):
self._composite_pass.setCompositeShader(self._simulationview_composite_shader)
elif event.type == Event.ViewDeactivateEvent:
self._controller.getScene().getRoot().childrenChanged.disconnect(self._onSceneChanged)
Application.getInstance().getPreferences().preferenceChanged.disconnect(self._onPreferencesChanged)
self._wireprint_warning_message.hide()
Application.getInstance().globalContainerStackChanged.disconnect(self._onGlobalStackChanged)
if self._global_container_stack: