    #######################################################################
    #  MACRO FILE NAME: exN03Vis8.mac                                     #
    #                                                                     #
    #  AUTHOR(S): Satoshi Tanaka                                          #
    #                                                                     #
    #  DATE:                                                              #
    #        Nov      14, 2001 (renamed from exN03Vis8.mac)               #
    #        Nov      07, 2001                                            #
    #        Sept     08-09, 2001 (at Hebden Bridge, UK)                  #
    #        June     20, 2001                                            #
    #        November 26, 2000                                            #
    #        October  17, 2000                                            #
    #                                                                     #
    #  CONTENTS: A macro to demonstrate creation of a "multi-page"        #
    #            PostScript file                                          #
    #                                                                     #
    #  USAGE:  % setenv G4DAWNFILE_MAX_FILE_NUM  1                        #
    #          % setenv DAWN_BATCH               a                        #
    #          % gmake visclean                                           #
    #          % $G4BINDIR/exampleN03                                     #
    #          Idle> /control/execute visTutor/exN03Vis9.mac              #
    #          Idle> exit                                                 #
    #          % gv g4_00.eps                                             #
    #                                                                     #
    #          Then click, "<<", ">>" etc to traverse pages               #
    #                                                                     #
    #  REQUIRED PLATFORMS & SOFTWARES: Unix, X-window,                    #
    #                                  DAWN (version 3.85 or after)       #
    #                                  gv (Ghostview), Tcl/Tk             #
    #                                                                     #
    #  ENVIRONMENTAL VARIABLES (C-MACROS) FOR INSTALLATION:               #
    #  (See geant4/source/visualization/README for details.)              #
    #                                                                     #
    #    * Unnecessary                                                    #
    #                                                                     #
    #  ENVIRONMENTAL VARIABLES (C-MACROS) FOR COMPILATION:                #
    #  (See geant4/source/visualization/README for details.)              #
    #                                                                     #
    #    * Unnecessary                                                    #
    #                                                                     #
    #  ADDITIONAL NOTES:                                                  #
    #    * If you execute this macro plural times, all the views are      #
    #      sequentially appended to the file "g4_00.eps".                 #
    #      For example if you execute it two times, a 6-page (3+3 page)   #
    #      PostScript file is made.                                       #
    #      Unset environmental variables to initialize your environment:  #
    #                                                                     #
    #       % unsetenv G4DAWNFILE_MAX_FILE_NUM                            #
    #       % unsetenv DAWN_BATCH                                         #
    #                                                                     #
    #######################################################################

    ####################################################################
    # Creation of a multi-page PostScript file with the DAWNFILE driver
    ####################################################################

    # Invoke the DAWNFILE driver
    /vis/open DAWNFILE

    # Set viewing parameters
    /vis/viewer/reset
    /vis/viewer/zoom               0.9
    /vis/viewer/set/viewpointThetaPhi  35 35

    # Generate page 1: Absorber
    /vis/drawVolume           Absorber
    /vis/scene/add/axes       0 0 0 500 mm
    /vis/scene/add/text       0 0 0 mm  30 -150 -200   Page1/3:Absorber
    /vis/viewer/flush

    # Generate page 2: Gap
    /vis/drawVolume           Gap
    /vis/scene/add/axes       0 0 0 500 mm
    /vis/scene/add/text       0 0 0 mm 30 -100 -200   Page2/3:Gap
    /vis/viewer/flush

    # Generate page 3: World
    /vis/viewer/set/culling   global  false
    /vis/drawVolume
    /vis/scene/add/axes       0 0 0 500 mm
    /vis/scene/add/text       0 0 0 mm 50 -100 -200   Page3/3:world
    /vis/viewer/flush

    # Make the culling on for next visualization
    #  Note: You may also use "/vis/viewer/reset"
    #        for this initialization.
    /vis/viewer/set/culling   global  true