yahya@yahya-VirtualBox:~/Geant4/Examples/B1-build$ ./exampleB1
Available UI session types: [ GAG, tcsh, csh ]

**************************************************************
 Geant4 version Name: geant4-10-05-patch-01    (17-April-2019)
                       Copyright : Geant4 Collaboration
                      References : NIM A 506 (2003), 250-303
                                 : IEEE-TNS 53 (2006), 270-278
                                 : NIM A 835 (2016), 186-225
                             WWW : http://geant4.org/
**************************************************************

<<< Reference Physics List QBBC 
Visualization Manager instantiating with verbosity "warnings (3)"...
Visualization Manager initialising...
Registering graphics systems...

You have successfully registered the following graphics systems.
Current available graphics systems are:
ASCIITree (ATree)
DAWNFILE (DAWNFILE)
G4HepRep (HepRepXML)
G4HepRepFile (HepRepFile)
RayTracer (RayTracer)
VRML1FILE (VRML1FILE)
VRML2FILE (VRML2FILE)
gMocrenFile (gMocrenFile)

Registering model factories...

You have successfully registered the following model factories.
Registered model factories:
  generic
  drawByAttribute
  drawByCharge
  drawByOriginVolume
  drawByParticleID
  drawByEncounteredVolume

Registered filter factories:
  attributeFilter
  chargeFilter
  originVolumeFilter
  particleFilter
  encounteredVolumeFilter

You have successfully registered the following user vis actions.
Run Duration User Vis Actions: none
End of Event User Vis Actions: none
End of Run User Vis Actions: none

Some /vis commands (optionally) take a string to specify colour.
"/vis/list" to see available colours.
/control/saveHistory
/run/verbose 2
#
# Change the default number of threads (in multi-threaded mode)
#/run/numberOfThreads 4
#
# Initialize kernel
/run/initialize
userDetector->Construct() start.
Checking overlaps for volume Envelope ... OK! 
Checking overlaps for volume Shape1 ... OK! 
Checking overlaps for volume Shape2 ... OK! 
World is registered to the default region.
physicsList->Construct() start.
### Adding tracking cuts for neutron  TimeCut(ns)= 10000  KinEnergyCut(MeV)= 0
physicsList->CheckParticleList() start.
physicsList->setCut() start.
#
# Visualization setting
/control/execute vis.mac
# Macro file for the visualization setting in the initialization phase
# of the B1 example when running in interactive mode
#
# Use these open statements to open selected visualization
#
# Use this open statement to create an OpenGL view:
/vis/open OGL 600x600-0+0
/vis/sceneHandler/create OGL
parameter value (OGL) is not listed in the candidate List.
Candidates are: ATree DAWNFILE HepRepFile HepRepXML RayTracer VRML1FILE VRML2FILE gMocrenFile
#
# Use this open statement to create an OpenInventor view:
#/vis/open OI
#
# Use this open statement to create a .prim file suitable for
# viewing in DAWN:
#/vis/open DAWNFILE
#
# Use this open statement to create a .heprep file suitable for
# viewing in HepRApp:
#/vis/open HepRepFile
#
# Use this open statement to create a .wrl file suitable for
# viewing in a VRML viewer:
#/vis/open VRML2FILE
#
# Disable auto refresh and quieten vis messages whilst scene and
# trajectories are established:
/vis/viewer/set/autoRefresh false
ERROR: G4VisCommandsViewerSet::SetNewValue: no current viewer.
/vis/verbose errors
Visualization verbosity changed to errors (2)
#
# Draw geometry:
/vis/drawVolume
/vis/scene/create
/vis/scene/add/volume world -1 -1 none m 0 0 0 0 0 0
/vis/sceneHandler/attach
ERROR: Current scene handler not defined.  Please select or create one.
#
# Specify view angle:
/vis/viewer/set/viewpointVector -1 0 0
ERROR: G4VisCommandsViewerSet::SetNewValue: no current viewer.
/vis/viewer/set/lightsVector -1 0 0
ERROR: G4VisCommandsViewerSet::SetNewValue: no current viewer.
#
# Specify style (surface, wireframe, auxiliary edges,...)
/vis/viewer/set/style wireframe
ERROR: G4VisCommandsViewerSet::SetNewValue: no current viewer.
/vis/viewer/set/auxiliaryEdge true
ERROR: G4VisCommandsViewerSet::SetNewValue: no current viewer.
/vis/viewer/set/lineSegmentsPerCircle 100
ERROR: G4VisCommandsViewerSet::SetNewValue: no current viewer.
#
# Draw smooth trajectories at end of event, showing trajectory points
# as markers 2 pixels wide:
/vis/scene/add/trajectories smooth
/tracking/storeTrajectory 2
Attributes available for modeling and filtering with
  "/vis/modeling/trajectories/create/drawByAttribute" and
  "/vis/filtering/trajectories/create/attributeFilter" commands:
G4TrajectoriesModel:
  Event ID (EventID): G4int
  Run ID (RunID): G4int
G4SmoothTrajectory:
  Charge (Ch): unit: e+ (G4double)
  Track ID (ID): G4int
  Initial kinetic energy (IKE): G4BestUnit (G4double)
  Initial momentum magnitude (IMag): G4BestUnit (G4double)
  Initial momentum (IMom): G4BestUnit (G4ThreeVector)
  No. of points (NTP): G4int
  PDG Encoding (PDG): G4int
  Parent ID (PID): G4int
  Particle Name (PN): G4String
G4SmoothTrajectoryPoint:
  Auxiliary Point Position (Aux): G4BestUnit (G4ThreeVector)
  Step Position (Pos): G4BestUnit (G4ThreeVector)
/vis/modeling/trajectories/create/drawByCharge
/vis/modeling/trajectories/drawByCharge-0/default/setDrawStepPts true
/vis/scene/notifyHandlers scene-0
/vis/modeling/trajectories/drawByCharge-0/default/setStepPtsSize 2
/vis/scene/notifyHandlers scene-0
# (if too many tracks cause core dump => /tracking/storeTrajectory 0)
#
# Draw hits at end of event:
#/vis/scene/add/hits
#
# To draw only gammas:
#/vis/filtering/trajectories/create/particleFilter
#/vis/filtering/trajectories/particleFilter-0/add gamma
#
# To invert the above, drawing all particles except gammas,
# keep the above two lines but also add:
#/vis/filtering/trajectories/particleFilter-0/invert true
#
# Many other options are available with /vis/modeling and /vis/filtering.
# For example, to select colour by particle ID:
#/vis/modeling/trajectories/create/drawByParticleID
#/vis/modeling/trajectories/drawByParticleID-0/default/setDrawStepPts true
# To select or override default colours (note: e+ is blue by default):
#/vis/modeling/trajectories/list
#/vis/modeling/trajectories/drawByParticleID-0/set e+ yellow
#
# To superimpose all of the events from a given run:
/vis/scene/endOfEventAction accumulate
ERROR: No current sceneHandler.  Please create one.
#
# Decorations
# Name
/vis/set/textColour green
/vis/set/textLayout right
/vis/scene/add/text2D 0.9 -.9 24 ! ! exampleB1
# or, if your system does not support right-adjustment
#/vis/scene/add/text2D 0 -.9 24 ! ! exampleB1
/vis/set/textLayout
/vis/set/textColour
#
# Axes, scale, etc.
/vis/scene/add/scale
ERROR: G4VisCommandSceneAddScale::SetNewValue: no viewer.
  Auto direction needs a viewer.
/vis/scene/add/axes
/vis/scene/add/eventID
/vis/scene/add/date
/vis/scene/add/logo2D
/vis/scene/add/logo
ERROR: G4VisCommandSceneAddLogo::SetNewValue: no viewer.
  Auto direction needs a viewer.
#
# Frame
/vis/set/colour red
/vis/set/lineWidth 2
/vis/scene/add/frame
/vis/set/colour
/vis/set/lineWidth
#
# Attach text to one edge of Shape1, with a small, fixed offset
/vis/scene/add/text 0 6 -4 cm 18 4 4 Shape1
# Attach text to one corner of Shape2, with a small, fixed offset
/vis/scene/add/text 6 7 10 cm 18 4 4 Shape2
#
# To get nice view
# Make the "World" box invisible
/vis/geometry/set/visibility World 0 false
# "Envelope" is transparent blue to represent water
/vis/geometry/set/colour Envelope 0 0 0 1 .3
/vis/viewer/set/style surface
ERROR: G4VisCommandsViewerSet::SetNewValue: no current viewer.
/vis/viewer/set/hiddenMarker true
ERROR: G4VisCommandsViewerSet::SetNewValue: no current viewer.
/vis/viewer/set/viewpointThetaPhi 120 150
ERROR: G4VisCommandsViewerSet::SetNewValue: no current viewer.
#
# Re-establish auto refreshing and verbosity:
/vis/viewer/set/autoRefresh true
ERROR: G4VisCommandsViewerSet::SetNewValue: no current viewer.
/vis/verbose warnings
Visualization verbosity changed to warnings (3)
#
# For file-based drivers, use this to create an empty detector view:
#/vis/viewer/flush
Idle>