Geant4 User's Guide for Application Developers - Geant4 - CERN

Getting Started with Geant4- Running a Simple Example# Save the commands below as a macro file, say,# "vis2.mac", and execute it as follows:## % $(G4BINDIR)/exampleN03# Idle> /control/execute vis1.mac################################################################################################### Store particle trajectories for visualization/tracking/storeTrajectory 1############################################################################################################## Visualization with the OGLSX (OpenGL Stored X) driver######################################################### Invoke the OGLSX driver# Create a scene handler and a viewer for the OGLSX driver/vis/open OGLSX# Create an empty scene and add detector components to it/vis/drawVolume# Add trajectories to the current scene# Note: This command is not necessary in, e.g.,# examples/novice/N03, since the C++ method DrawTrajectory()# is described in the event action.#/vis/scene/add/trajectories# Set viewing parameters/vis/viewer/reset/vis/viewer/set/viewpointThetaPhi 10 20# Visualize one it./run/beamOn 1########################################################### Visualization with the DAWNFILE driver########################################################### Invoke the DAWNFILE driver# Create a scene handler and a viewer for the DAWNFILE driver/vis/open DAWNFILE# Create an empty scene and add detector components to it/vis/drawVolume# Add trajectories to the current scene# Note: This command is not necessary in exampleN03,# since the C++ method DrawTrajectory() is# described in the event action.#/vis/scene/add/trajectories# Visualize plural events (bird's eye view)# drawing style: wireframe# viewpoint : (theta,phi) = (45*deg, 45*deg)# zoom factor: 1.5 x (full screen size)/vis/viewer/reset/vis/viewer/set/style wireframe/vis/viewer/set/viewpointThetaPhi 45 45/vis/viewer/zoom 1.5/run/beamOn 2# Set the drawing style to "surface"# Candidates: wireframe, surface/vis/viewer/set/style surface# Visualize plural events (bird's eye view) again# with another drawing style (surface)/run/beamOn 2################### END of vis2.mac ###################2.10.6. For More Information on Geant4 VisualizationSee the Chapter 8 "Visualization" part of this user guide.32