def retrieveImage(self, frame, frameChanged):
"""
Computes the node at the frame indicated if the frame has changed (if the time has changed).
"""
buttleData = ButtleDataSingleton().get()
#Get the name of the currentNode of the viewer
node = buttleData.getCurrentViewerNodeName()
#Get the gloabl hashCode of the node
if node is not None:
hashMap = tuttle.NodeHashContainer()
buttleData.getGraph().getGraphTuttle().computeGlobalHashAtTime(
hashMap, frame)
node_hashCode = hashMap.getHash(node, frame)
#Get the map
mapNodeToImage = buttleData.getMapNodeNameToComputedImage()
try:
self.setNodeError("")
for key in mapNodeToImage.keys():
#If the image is already calculated
if node_hashCode == key and frameChanged is False:
#print "**************************Image already calculated**********************"
return mapNodeToImage.get(node_hashCode)
#If it is not
#print "**************************Image is not already calculated**********************"
return self.computeNode(node, frame)
except Exception as e:
logging.debug("Can't display node : " + node)
self.setNodeError(str(e))
raise
def destructionNodes(self):
"""
Deletes the current node(s).
"""
buttleData = ButtleDataSingleton().get()
# if the params of the current node deleted are display
if buttleData.getCurrentParamNodeName() in buttleData.getCurrentSelectedNodeNames():
buttleData.setCurrentParamNodeName(None)
# if the viewer of the current node deleted is display
if buttleData.getCurrentViewerNodeName() in buttleData.getCurrentSelectedNodeNames():
buttleData.setCurrentViewerNodeName(None)
# if the viewer display a node affected by the destruction
# need something from Tuttle
# if at least one node in the graph
if len(buttleData.getGraphWrapper().getNodeWrappers()) > 0 and len(buttleData.getGraph().getNodes()) > 0:
# if a node is selected
if buttleData.getCurrentSelectedNodeNames() != []:
buttleData.getGraph().deleteNodes([nodeWrapper.getNode() for nodeWrapper in buttleData.getCurrentSelectedNodeWrappers()])
buttleData.clearCurrentSelectedNodeNames()
# emit signals
buttleData.currentParamNodeChanged.emit()
buttleData.currentViewerNodeChanged.emit()
buttleData.currentSelectedNodesChanged.emit()
# update undo/redo display
self.undoRedoChanged()
def retrieveImage(self, frame, frameChanged):
"""
Computes the node at the frame indicated if the frame has changed (if the time has changed).
"""
buttleData = ButtleDataSingleton().get()
#Get the name of the currentNode of the viewer
node = buttleData.getCurrentViewerNodeName()
#Get the gloabl hashCode of the node
if node is not None:
hashMap = tuttle.NodeHashContainer()
buttleData.getGraph().getGraphTuttle().computeGlobalHashAtTime(hashMap, frame)
node_hashCode = hashMap.getHash(node, frame)
#Get the map
mapNodeToImage = buttleData.getMapNodeNameToComputedImage()
try:
self.setNodeError("")
for key in mapNodeToImage.keys():
#If the image is already calculated
if node_hashCode == key and frameChanged is False:
#print "**************************Image already calculated**********************"
return mapNodeToImage.get(node_hashCode)
#If it is not
#print "**************************Image is not already calculated**********************"
return self.computeNode(node, frame)
except Exception as e:
logging.debug("Can't display node : " + node)
self.setNodeError(str(e))
raise
def emitNodeContentChanged(self):
"""
If necessary, call emitOneParamChangedSignal, to warn buttleEvent that a param just changed (to update the viewer)
Also emit nodeContentChanged signal, to warn the node wrapper that a param just changed (for property si secret of other params for example !)
"""
from buttleofx.data import ButtleDataSingleton
buttleData = ButtleDataSingleton().get()
if (self._name == buttleData.getCurrentViewerNodeName()):
# to buttleEvent
buttleEvent = ButtleEventSingleton().get()
buttleEvent.emitOneParamChangedSignal()
# to the node wrapper
self.nodeContentChanged()
def emitNodeContentChanged(self):
"""
If necessary, call emitOneParamChangedSignal, to warn buttleEvent that a param just changed (to update the viewer)
Also emit nodeContentChanged signal, to warn the node wrapper that a param just changed (for property si secret of other params for example !)
"""
from buttleofx.data import ButtleDataSingleton
buttleData = ButtleDataSingleton().get()
if (self._name == buttleData.getCurrentViewerNodeName()):
# to buttleEvent
buttleEvent = ButtleEventSingleton().get()
buttleEvent.emitOneParamChangedSignal()
# to the node wrapper
self.nodeContentChanged()
def launchProcessGraph(self):
buttleData = ButtleDataSingleton().get()
#Get the name of the currentNode of the viewer
node = buttleData.getCurrentViewerNodeName()
# initialization of the process graph
graph = buttleData.getGraph().getGraphTuttle()
# timeRange between the frames of beginning and end (first frame, last frame, step)
timeRange = tuttle.TimeRange(self._frame, self._nbFrames, 1)
self._processOptions = tuttle.ComputeOptions(self._frame, self._nbFrames, 1)
processGraph = tuttle.ProcessGraph(self._processOptions, graph, [node])
processGraph.setup()
processGraph.beginSequence(timeRange)
# communicate processGraph to buttleData
buttleData.setProcessGraph(processGraph)
buttleData.setVideoIsPlaying(True)
def launchProcessGraph(self):
buttleData = ButtleDataSingleton().get()
#Get the name of the currentNode of the viewer
node = buttleData.getCurrentViewerNodeName()
# initialization of the process graph
graph = buttleData.getGraph().getGraphTuttle()
# timeRange between the frames of beginning and end (first frame, last frame, step)
timeRange = tuttle.TimeRange(self._frame, self._nbFrames, 1)
self._processOptions = tuttle.ComputeOptions(self._frame,
self._nbFrames, 1)
processGraph = tuttle.ProcessGraph(self._processOptions, graph, [node])
processGraph.setup()
processGraph.beginSequence(timeRange)
# communicate processGraph to buttleData
buttleData.setProcessGraph(processGraph)
buttleData.setVideoIsPlaying(True)
def cutNode(self):
"""
Cuts the current node(s).
"""
# Call the copyNode function to save the data of the selected nodes
self.copyNode()
buttleData = ButtleDataSingleton().get()
# If we are sure that at least one node is selected
if buttleData.getCurrentSelectedNodeWrappers() != []:
for node in buttleData.getCurrentSelectedNodeWrappers():
# We precise that we want to cut the node and not only copy it
buttleData.getCurrentCopiedNodesInfo()[node.getName()].update({"mode": ""})
# And we delete it
self.destructionNodes()
# And update the view if necessary
if buttleData.getCurrentViewerNodeName() in buttleData.getCurrentSelectedNodeNames():
buttleData.setCurrentViewerNodeName(None)
if buttleData.getCurrentParamNodeName() in buttleData.getCurrentSelectedNodeNames():
buttleData.setCurrentParamNodeName(None)
# Emit the change for the toolbar
buttleData.pastePossibilityChanged.emit()
def cutNode(self):
"""
Cuts the current node(s).
"""
# Call the copyNode function to save the data of the selected nodes
self.copyNode()
buttleData = ButtleDataSingleton().get()
# If we are sure that at least one node is selected
if buttleData.getCurrentSelectedNodeWrappers() != []:
for node in buttleData.getCurrentSelectedNodeWrappers():
# We precise that we want to cut the node and not only copy it
buttleData.getCurrentCopiedNodesInfo()[node.getName()].update(
{"mode": ""})
# And we delete it
self.destructionNodes()
# And update the view if necessary
if buttleData.getCurrentViewerNodeName(
) in buttleData.getCurrentSelectedNodeNames():
buttleData.setCurrentViewerNodeName(None)
if buttleData.getCurrentParamNodeName(
) in buttleData.getCurrentSelectedNodeNames():
buttleData.setCurrentParamNodeName(None)
# Emit the change for the toolbar
buttleData.pastePossibilityChanged.emit()
def destructionNodes(self):
"""
Deletes the current node(s).
"""
buttleData = ButtleDataSingleton().get()
# if the params of the current node deleted are display
if buttleData.getCurrentParamNodeName(
) in buttleData.getCurrentSelectedNodeNames():
buttleData.setCurrentParamNodeName(None)
# if the viewer of the current node deleted is display
if buttleData.getCurrentViewerNodeName(
) in buttleData.getCurrentSelectedNodeNames():
buttleData.setCurrentViewerNodeName(None)
# if the viewer display a node affected by the destruction
# need something from Tuttle
# if at least one node in the graph
if len(buttleData.getGraphWrapper().getNodeWrappers()) > 0 and len(
buttleData.getGraph().getNodes()) > 0:
# if a node is selected
if buttleData.getCurrentSelectedNodeNames() != []:
buttleData.getGraph().deleteNodes([
nodeWrapper.getNode() for nodeWrapper in
buttleData.getCurrentSelectedNodeWrappers()
])
buttleData.clearCurrentSelectedNodeNames()
# emit signals
buttleData.currentParamNodeChanged.emit()
buttleData.currentViewerNodeChanged.emit()
buttleData.currentSelectedNodesChanged.emit()
# update undo/redo display
self.undoRedoChanged()
