def loadGeometry(config=None, registry=None, mapping=None):
"""The argument `config` is an instance of `ConfigurationClass`.
If a config object is provided, configurations will be read from there.
Otherwise, they will be read from the registry.
If a registry is provided, the services will be registered in there.
"""
assert(config or registry)
serviceName = 'Geometry'
# deal with messagefacility first
if not (registry and registry.has("message")):
messageConfig = config.service("message") if config else registry.config("message")
startMessageFacility(messageConfig) # use default name
if registry: registry.register("message", None) # there is no direct access, sorry
# if need to load message facility
geometryConfig = config.service(serviceName) if config else registry.config(serviceName)
if geometryConfig is None:
raise RuntimeError("Failed to retrieve the configuration for %s service" % serviceName)
if not mapping:
SourceCode.loadHeaderFromUPS('larcorealg/Geometry/ChannelMapStandardAlg.h')
mapping = ROOT.geo.ChannelMapStandardAlg
SourceCode.loadHeaderFromUPS("larcorealg/Geometry/StandaloneGeometrySetup.h")
SourceCode.loadLibrary("larcorealg_Geometry")
service = ROOT.lar.standalone.SetupGeometry(mapping)(geometryConfig)
if registry: registry.register(serviceName, service)
# make it easy to print points and vectors in python
for varName in ( 'Point_t', 'Vector_t', ):
try: klass = getattr(ROOT.geo, varName)
except AttributeError: continue
klass.__str__ = ROOTutils.TVector3ToString
# ... and IDs...
for varName in ( 'CryostatID', 'TPCID', 'PlaneID', 'WireID', ):
try: klass = getattr(ROOT.geo, varName)
except AttributeError: continue
klass.__str__ = klass.toString
# for ID
for varName in ( 'CryostatID', 'TPCsetID', 'ROPID', ):
try: klass = getattr(ROOT.readout, varName)
except AttributeError: continue
klass.__str__ = klass.toString
# for ID
# ... and geometry objects
for varName in ( 'CryostatGeo', 'TPCGeo', 'PlaneGeo', 'WireGeo', 'OpDetGeo', 'AuxDetGeo', ):
try: klass = getattr(ROOT.geo, varName)
except AttributeError: continue
klass.__str__ = getattr(klass, varName[:-3] + "Info")
# for geo object
return service
def __init__(self, config, loadingTable = {}, preload = []):
#
# prepare the service registry
#
self.registry_ = galleryUtils.ServiceRegistryClass(config)
#
# register the standard services
#
self.loadingTable = loadingTable.copy()
#
# message facility
#
galleryUtils.startMessageFacility(self.registry().config("message"))
self.registry().register("message", None) # there is no direct access, sorry
#
# preload services
#
for serviceKey in preload: self.get(serviceKey)
