def run(self):
if self.isReady():
buffer = blender_cave.buffer.Buffer()
buffer.command(self.SYNCHRONIZER)
buffer.subBuffer(self._synchronizer.getBuffer())
self._send(buffer)
self._select.run(False)
def getCreationBuffer(self, parent_id):
buffer = blender_cave.buffer.Buffer()
item_id = self.getItemID()
if not self._created:
buffer.command(self.getParent().CREATE_ITEM)
buffer.itemID(parent_id)
buffer.itemID(item_id)
item_name = self.getItemName()
buffer.string(item_name)
try:
if self._item.parent is not None:
parent_name = str(self._item.parent)
else:
parent_name = item_name
except AttributeError:
parent_name = item_name
buffer.string(parent_name)
self._created = True
if not self.getParent()._firstCreation:
self.activate(True, True)
for item in self._getSubItems():
item = self.getParent().getItem(item)
buffer += item.getCreationBuffer(item_id)
return buffer
def run(self):
if self.isReady():
buffer = blender_cave.buffer.Buffer()
buffer.command(self.SYNCHRONIZER)
buffer.subBuffer(self._synchronizer.getBuffer())
self._send(buffer)
self._select.run(False)
def getCreationBuffer(self, parent_id):
buffer = blender_cave.buffer.Buffer()
item_id = self.getItemID()
if not self._created:
buffer.command(self.getParent().CREATE_ITEM)
buffer.itemID(parent_id)
buffer.itemID(item_id)
item_name = self.getItemName()
buffer.string(item_name)
try:
if self._item.parent is not None:
parent_name = str(self._item.parent)
else:
parent_name = item_name
except AttributeError:
parent_name = item_name
buffer.string(parent_name)
self._created = True
if not self.getParent()._firstCreation:
self.activate(True, True)
for item in self._getSubItems():
item = self.getParent().getItem(item)
buffer += item.getCreationBuffer(item_id)
return buffer
def getBuffer(self):
buffer = blender_cave.buffer.Buffer()
# Create new objects affectations ...
newObjects = blender_cave.buffer.Buffer()
while len(self._synchronizedObjectsToAdd) > 0:
object = self._synchronizedObjectsToAdd.pop()
objects_id = id(object)
self._synchronizedObjects[objects_id] = object
newObjects.itemID(objects_id)
newObjects.string(object._synchronize_object_name)
if not newObjects.isEmpty():
buffer.command(self.NEW_OBJECT)
buffer.subBuffer(newObjects)
# Then update objects attributs
for objects_id, object in self._synchronizedObjects.items():
object_data_buffer = object.getSynchronizerBuffer()
if (object_data_buffer
is not None) and (not object_data_buffer.isEmpty()):
buffer.command(self.OBJECT)
buffer.itemID(objects_id)
buffer.subBuffer(object_data_buffer)
return buffer
def quit(self, reason):
if not hasattr(self, '_is_quitting'):
self._is_quitting = True
buffer = blender_cave.buffer.Buffer()
buffer.command(self.QUIT)
buffer.string(reason)
self._send(buffer)
while len(self._clients) > 0:
self._select.run(True)
super(Master, self).quit(reason)
def quit(self, reason):
if not hasattr(self,'_is_quitting'):
self._is_quitting = True
buffer = blender_cave.buffer.Buffer()
buffer.command(self.QUIT)
buffer.string(reason)
self._send(buffer)
while len(self._clients) > 0:
self._select.run(True)
super(Master, self).quit(reason)
def getSynchronizerBuffer(self):
buffer = blender_cave.buffer.Buffer()
if (self._previous['user_position'] != self.getPosition()):
self._previous['user_position'] = self.getPosition()
buffer.command(self.SYNCHRONIZER_COMMAND_USER_POSITION)
buffer.matrix_4x4(self.getPosition())
if (self._previous['vehicle_position'] != self.getVehiclePosition()):
self._previous['vehicle_position'] = self.getVehiclePosition()
buffer.command(self.SYNCHRONIZER_COMMAND_VEHICLE_POSITION)
buffer.matrix_4x4(self.getVehiclePosition())
return buffer
def processSynchronizerBuffer(self, buffer):
while not buffer.isEmpty():
command = buffer.command()
if (command == self.SYNCHRONIZER_COMMAND_USER_POSITION):
self.setPosition(buffer.matrix_4x4())
elif (command == self.SYNCHRONIZER_COMMAND_VEHICLE_POSITION):
self.setVehiclePosition(buffer.matrix_4x4())
def _processMessageFromClient(self, peer):
buffer = self._receiveFrom(peer)
if buffer is None:
self._delClient(peer)
return
while not buffer.isEmpty():
command = buffer.command()
if command == self.QUIT:
reason = buffer.string()
self.quit(reason)
else:
raise blender_cave.exceptions.Controller("Unattended command (" + str(command) + ") from " + self._clients[peer]['address'])
def _processMessageFromClient(self, peer):
buffer = self._receiveFrom(peer)
if buffer is None:
self._delClient(peer)
return
while not buffer.isEmpty():
command = buffer.command()
if command == self.QUIT:
reason = buffer.string()
self.quit(reason)
else:
raise blender_cave.exceptions.Controller(
"Unattended command (" + str(command) + ") from " +
self._clients[peer]['address'])
def getBuffer(self):
buffer = blender_cave.buffer.Buffer()
# Create new objects affectations ...
newObjects = blender_cave.buffer.Buffer()
while len(self._synchronizedObjectsToAdd) > 0:
object = self._synchronizedObjectsToAdd.pop()
objects_id = id(object)
self._synchronizedObjects[objects_id] = object
newObjects.itemID(objects_id)
newObjects.string(object._synchronize_object_name)
if not newObjects.isEmpty():
buffer.command(self.NEW_OBJECT)
buffer.subBuffer(newObjects)
# Then update objects attributs
for objects_id, object in self._synchronizedObjects.items():
object_data_buffer = object.getSynchronizerBuffer()
if (object_data_buffer is not None) and (not object_data_buffer.isEmpty()):
buffer.command(self.OBJECT)
buffer.itemID(objects_id)
buffer.subBuffer(object_data_buffer)
return buffer
def _processMessageFromMaster(self, peer):
buffer = self._receiveFrom(peer)
if buffer is None:
self.quit("Lose connection from the master !")
return
while not buffer.isEmpty():
command = buffer.command()
if command == self.EVERYBODY_HERE:
self._switchToReady()
elif command == self.QUIT:
self._shutdown()
self.quit(buffer.string())
elif command == self.SYNCHRONIZER:
self._synchronizer.process(buffer.subBuffer())
else:
raise blender_cave.exceptions.Controller("Unattended command (" + str(command) + ") from " + str(peer))
def _processMessageFromMaster(self, peer):
buffer = self._receiveFrom(peer)
if buffer is None:
self.quit("Lose connection from the master !")
return
while not buffer.isEmpty():
command = buffer.command()
if command == self.EVERYBODY_HERE:
self._switchToReady()
elif command == self.QUIT:
self._shutdown()
self.quit(buffer.string())
elif command == self.SYNCHRONIZER:
self._synchronizer.process(buffer.subBuffer())
else:
raise blender_cave.exceptions.Controller(
"Unattended command (" + str(command) + ") from " +
str(peer))
def process(self, buffer):
while not buffer.isEmpty():
command = buffer.command()
if command == self.NEW_OBJECT:
new_objects_buffer = buffer.subBuffer()
while not new_objects_buffer.isEmpty():
objects_id = new_objects_buffer.itemID()
objects_name = new_objects_buffer.string()
for i in range(len(self._synchronizedObjectsToAdd)):
if self._synchronizedObjectsToAdd[i]._synchronize_object_name == objects_name:
object = self._synchronizedObjectsToAdd.pop(i)
self._synchronizedObjects[objects_id] = object
break
elif command == self.OBJECT:
objects_id = buffer.itemID()
objectBuffer = buffer.subBuffer()
if objects_id in self._synchronizedObjects:
self._synchronizedObjects[objects_id].processSynchronizerBuffer(objectBuffer)
def process(self, buffer):
while not buffer.isEmpty():
command = buffer.command()
if command == self.NEW_OBJECT:
new_objects_buffer = buffer.subBuffer()
while not new_objects_buffer.isEmpty():
objects_id = new_objects_buffer.itemID()
objects_name = new_objects_buffer.string()
for i in range(len(self._synchronizedObjectsToAdd)):
if self._synchronizedObjectsToAdd[
i]._synchronize_object_name == objects_name:
object = self._synchronizedObjectsToAdd.pop(i)
self._synchronizedObjects[objects_id] = object
break
elif command == self.OBJECT:
objects_id = buffer.itemID()
objectBuffer = buffer.subBuffer()
if objects_id in self._synchronizedObjects:
self._synchronizedObjects[
objects_id].processSynchronizerBuffer(objectBuffer)
def _sendCommand(self, command):
buffer = blender_cave.buffer.Buffer()
buffer.command(command)
self._send(buffer)
def _sendCommand(self, command):
buffer = blender_cave.buffer.Buffer()
buffer.command(command)
self._send(buffer)
