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from paraview.simple import *
# registrationName must match the channel name used in the
# 'CatalystAdaptor'.
producer = TrivialProducer(registrationName="input")
def catalyst_execute(info):
global producer
producer.UpdatePipeline()
print("executing (cycle={}, time={})".format(info.cycle, info.time))
print("-----")
print("-----")
print("bounds:", producer.GetDataInformation().GetBounds())
print("available point arrays:", producer.PointData.keys())
print("available cell arrays:", producer.CellData.keys())
if info.timestep > 0:
if info.timestep % 2 == 0:
assert "pressure" in producer.CellData.keys()
else:
assert "pressure" not in producer.CellData.keys()
print("===================================")
def catalyst_results(info):
info.catalyst_params['input/request/velocity'] = True
if (info.timestep + 1)% 2 == 0:
info.catalyst_params['input/request/pressure'] = True
else:
info.catalyst_params['input/request/pressure'] = False
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