In This Package:

positionerTest.py

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#!/usr/bin/env python
# An example script showing how to add a volume to the detector geometry
#
#
# dandwyer@caltech.edu 2008-10-22

# Configure the placement of the LED diffuser ball
from DetHelpers.DetHelpersConf import PositionerTool
diffBallPositioner = PositionerTool("posAlg.diffBallPositioner")
diffBallPositioner.PhysicalVolume = "pvDiffuserBall"
diffBallPositioner.LogicalVolume = "/dd/Geometry/CalibrationSources/lvDiffuserBall"
diffBallPositioner.MotherVolume = "/dd/Geometry/AD/lvOIL"
diffBallPositioner.Position = [0., 0., 0.]
diffBallPositioner.Rotation = [1., 0., 0.,
                               0., 1., 0.,
                               0., 0., 1.]
diffBallPositioner.Element = "db-diffuserBallCenter1"
diffBallPositioner.Support = "/dd/Structure/DayaBay/db-rock/db-ows/db-curtain/db-iws/db-ade1/db-sst1/db-oil1"

# Add simple positioner algorithm to list of algs 
from GaudiPython.GaudiAlgs import GaudiAlgo
from GaudiPython import SUCCESS, FAILURE

class PositionerAlg(GaudiAlgo):
    """An algorithm that places a volume in the detector geometry"""
    def __init__(self,name):
        GaudiAlgo.__init__(self,name)
        print "Making PositionerAlg",name
        self.posToolConf = None
        
    def initialize(self):
        status = GaudiAlgo.initialize(self)
        print "getFullName = ",self.posToolConf.getFullName()
        self.posTool = self.tool('IPositionerTool',
                                 self.posToolConf.getFullName())
        # Place volume
        status = self.posTool.placeVolume()
        return status
    
    def execute(self):
        # Print some output to look at result of placement
        de_name = self.posToolConf.Support
        dbSupport = self.getDet(de_name)
        dbSupportGeo = dbSupport.geometry()
        nPVolumes = dbSupportGeo.lvolume().pvolumes().size()
        print "pvolumes: ", nPVolumes
        for pvol in dbSupportGeo.lvolume().pvolumes():
            print pvol.name(), pvol
            print pvol.lvolumeName(), pvol.name()
            print pvol.lvolume().name(), pvol.name()
            print "\n"
            for cde in dbSupport.childIDetectorElements():
                print cde.name()
                print cde.geometry().lvolume().name()
                print "\n"
        return SUCCESS
        

def configure():
    return

def run(app):
    # Add PositionerAlg to alg list
    posAlg = PositionerAlg("posAlg")
    posAlg.posToolConf = diffBallPositioner
    app.addAlgorithm(posAlg)

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