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geant4/examples/advanced/hadrontherapy/macro/modulatorMacro.mac
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2016-06-09 17:01:34 +02:00

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# ---------------------------------------------------------
# THIS MACRO PERMIT TO RECONSTRUCT THE SPREAD OUT BRAGG PEAK
# MODULATING THE PROTON BEAM ENERGY BY MEANS OF A ROTATING
# MODULATOR WHEEL.
# HERE THE WHEEL IS ROTATED OF 1 DEGREE AT EACH RUN AND
# ONE THOUSAND PROTON HYSTORIES ARE SIMULATED IN EACH
# RUN
# IN ORDER TO INCREASE THE RESOLUTION MORE EVENT CAN ADDED
# OR A SMALLER ANGLE CAN BE CHOSEN.
#
# NOTE THAT THE MODULATOR MATERIAL IS AIR FOR DEFAULT.
# IF ONE WANT CARRY OUT A SIMULATION WITH
# THE MODULATOR HE/SHE MUST MODIFY "HadrontherapyModulator.cc"
# AND SET the <<ModMater>> TO "PMMA".
#
# USERS SHOULD GIVE A LOOK TO THE HELP OF THE IDLE TO KNOW
# THE ACTIVATED MESSSENGERS FOR THE GEOMETRY
#
#
# ANYWAY SEND ME AN E-MAIL FOR ANY QUESTION: cirrone@lns.infn.it.
# --------------------------------------------------------------------------------
#########################
# Set of the verboses
#
/control/verbose 1
/tracking/verbose 0
/run/verbose 0
/event/verbose 0
##########################
# Set of the physic models
#
/Physics/addPhysics QGSP_BIC_EMY
##########################
# Initialisation procedure
#
/run/initialize
##########################
# Visualisation
#
/vis/scene/create
/vis/open OGL
/vis/viewer/flush
/vis/viewer/set/viewpointThetaPhi 50 130 deg
/vis/viewer/zoom 3.5
/vis/viewer/pan -60 40 cm
/vis/scene/add/trajectories
/vis/viewer/update
/vis/scene/add/trajectories
/vis/scene/endOfEventAction accumulate
#########################
# Set the primary particle type,
# energy and position along the X direction
#
#---------------------------gps-----------------
/gps/pos/shape Circle
/gps/pos/centre -300. 0. 0. cm
/gps/pos/radius 3. mm
/gps/pos/sigma_r 0. mm
/gps/particle proton
/gps/pos/type Beam
# the incident surface is in the y-z plane
/gps/pos/rot1 0 1 0
/gps/pos/rot2 0 0 1
# the beam energy is in gaussian profile
#
/gps/ene/type Gauss
/gps/energy 62 MeV
/gps/ene/sigma 400 keV
/gps/direction 1 0 0
##########################
# Set here the cut and the step max for the tracking.
# Suggested values of cut and step:
#
/Physics/setCuts 0.1 mm
/Step/waterPhantomStepMax 0.01 mm
# IF YOU WANT A RANGE SHIFTER PLEASE CHANGE
# THE FOLLOWIG PARAMETERS
# SETTING FOR THE RANGE SHIFTER
/beamLine/RangeShifter/RSMat G4_AIR
/beamLine/RangeShifter/thickness 1 cm
# START OF THE MODULATOR ROTATION
# IT CONSISTS IN A COMPLETE ROTATION
# OF THE WHEEL (360 DEG)
# Running in loop
/control/alias initialValue 0
/control/alias finalValue 359
/control/alias stepSize 1
/control/loop macro/modulator.loop counterName {initialValue} {finalValue} {stepSize}