#################################################################################################### # # Invoking X3D model self-test: # # $ python PongGame.py # # Python package x3d.py package is available on PyPI for import. # This approach simplifies Python X3D deployment and use. # https://pypi.org/project/x3d # # Installation: # pip install x3d # or # python -m pip install x3d # # Developer options for loading x3d package in other Python programs: # # from x3d import * # preferred approach, terser source that avoids x3d.* class prefixes # # or # import x3d # traditional way to subclass x3d package, all classes require x3d.* prefix, # # but python source is very verbose, for example x3d.Material x3d.Shape etc. # # X3dToPython.xslt stylesheet insertPackagePrefix=true supports this option. # # Project home page: # X3D Python Scene Access Interface Library (X3DPSAIL) # # https://www.web3d.org/x3d/stylesheets/python/python.html # Conversion generator: # https://www.web3d.org/x3d/stylesheets/X3dToPython.xslt # #################################################################################################### from x3d import * newModel=X3D(profile='Immersive',version='3.3', head=head( children=[ component(level=2,name='Shape'), meta(content='PongGame.x3d',name='title'), meta(content='12 Second Simulation Of The Game Pong',name='description'), meta(content='Nicholas Hittner',name='creator'), meta(content='19 July 2021',name='created'), meta(content='14 July 2025',name='modified'), meta(content='pong.wav',name='Sound'), meta(content='https://www.web3d.org/x3d/content/examples/X3dForAdvancedModeling/Animation/PongGame.x3d',name='identifier'), meta(content='X3D-Edit 4.0, https://www.web3d.org/x3d/tools/X3D-Edit',name='generator'), meta(content='../license.html',name='license')]), Scene=Scene( children=[ WorldInfo(info=["PongSimulation"],title='Pong'), Viewpoint(description='Pong'), TimeSensor(DEF='SceneClock',cycleInterval=12), Transform(DEF='SquareBall',translation=(.5,.5,0), children=[ Shape( geometry=Rectangle2D(size=(.3,.3)), appearance=Appearance( material=Material(diffuseColor=(0.9,0.9,0.9))))]), PositionInterpolator(DEF='SquareBallPosition',key=[0,0.1667,0.25,0.5,0.6667,0.7,1],keyValue=[(0.5,0.5,1),(2.5,2,1),(1.5,2.5,1),(-2.5,0,1),(2,-2.5,1),(2.5,-2,1),(-2.8,2.3,1)]), ROUTE(fromField='value_changed',fromNode='SquareBallPosition',toField='set_translation',toNode='SquareBall'), ROUTE(fromField='fraction_changed',fromNode='SceneClock',toField='set_fraction',toNode='SquareBallPosition'), Transform(DEF='RightPaddle',translation=(2.8,.5,0), children=[ Shape( geometry=Rectangle2D(size=(.2,1.2)), appearance=Appearance( material=Material(diffuseColor=(0.9,0.9,0.9))))]), PositionInterpolator(DEF='RightPaddlePosition',key=[0,0.1667,0.3333,0.5,0.6667,0.8333,1],keyValue=[(2.8,0.5,1),(2.8,2,1),(2.8,0,1),(2.8,1,1),(2.8,-2,1),(2.8,-2,1),(2.8,0,1)]), ROUTE(fromField='value_changed',fromNode='RightPaddlePosition',toField='set_translation',toNode='RightPaddle'), ROUTE(fromField='fraction_changed',fromNode='SceneClock',toField='set_fraction',toNode='RightPaddlePosition'), Transform(DEF='LeftPaddle',translation=(-2.8,-.5,0), children=[ Shape( geometry=Rectangle2D(size=(.2,1.2)), appearance=Appearance( material=Material(diffuseColor=(0.9,0.9,0.9))))]), PositionInterpolator(DEF='LeftPaddlePosition',key=[0,0.1667,0.3333,0.5,0.6667,0.8333,1],keyValue=[(-2.8,0.5,1),(-2.8,1,1),(-2.8,-1,1),(-2.8,0,1),(-2.8,-1,1),(-2.8,-2,1),(-2.8,1,1)]), ROUTE(fromField='value_changed',fromNode='LeftPaddlePosition',toField='set_translation',toNode='LeftPaddle'), ROUTE(fromField='fraction_changed',fromNode='SceneClock',toField='set_fraction',toNode='LeftPaddlePosition'), Transform(DEF='TriggerBackground',translation=(0,0,-8), children=[ TouchSensor(DEF='GameTouched',description='touch to activate'), Shape( appearance=Appearance( material=Material(diffuseColor=(0,0,0))), geometry=Rectangle2D(size=(14,14)))]), TimeTrigger(DEF='GameTrigger'), ROUTE(fromField='isActive',fromNode='GameTouched',toField='set_boolean',toNode='GameTrigger'), ROUTE(fromField='triggerTime',fromNode='GameTrigger',toField='startTime',toNode='SceneClock'), Transform(translation=(0,0,-1), children=[ Shape(DEF='MidLine', geometry=IndexedLineSet(coordIndex=[0,1,0,1], coord=Coordinate(point=[(0,3.72,-1),(0,-3.72,-1)])), appearance=Appearance( material=Material(emissiveColor=(1,1,1)), lineProperties=LineProperties(DEF='DashedLine',linetype=2,linewidthScaleFactor=3)))]), Transform( children=[ Shape(DEF='TopLine', geometry=IndexedLineSet(coordIndex=[0,1,0,1], coord=Coordinate(point=[(-3.5,3.4,-1),(3.5,3.4,-1)])), appearance=Appearance( material=Material(emissiveColor=(1,1,1)), lineProperties=LineProperties(linewidthScaleFactor=5)))]), Transform( children=[ Shape(DEF='BottomLine', geometry=IndexedLineSet(coordIndex=[0,1,0,1], coord=Coordinate(point=[(-3.5,-3.4,-1),(3.5,-3.4,-1)])), appearance=Appearance( material=Material(emissiveColor=(1,1,1)), lineProperties=LineProperties(linewidthScaleFactor=5)))]), Transform(DEF='LeftScore',translation=(-.7,3,0), children=[ Shape( geometry=Text(string=["0"], fontStyle=FontStyle(family=["SANS"],justify=["MIDDLE","MIDDLE"],style_='BOLD')), appearance=Appearance( material=Material(diffuseColor=(0.9,0.9,0.9))))]), Transform(DEF='RightScore',translation=(.7,3,0), children=[ IntegerSequencer(DEF='ScoreSequencer',key=[0.01,0.99],keyValue=[0,1]), Switch(DEF='GoalScored',whichChoice=0, children=[ Shape(DEF='Child0', geometry=Text(string=["0"], fontStyle=FontStyle(family=["SANS"],justify=["MIDDLE","MIDDLE"],style_='BOLD')), appearance=Appearance( material=Material(diffuseColor=(0.9,0.9,0.9)))), Shape(DEF='Child1', geometry=Text(string=["1"], fontStyle=FontStyle(family=["SANS"],justify=["MIDDLE","MIDDLE"],style_='BOLD')), appearance=Appearance( material=Material(diffuseColor=(0.9,0.9,0.9))))])]), ROUTE(fromField='fraction_changed',fromNode='SceneClock',toField='set_fraction',toNode='ScoreSequencer'), ROUTE(fromField='value_changed',fromNode='ScoreSequencer',toField='whichChoice',toNode='GoalScored'), Sound(direction=(0,-0.19612,-0.98058),location=(0,1,0),maxBack=100,maxFront=100,minBack=20,minFront=20,priority=1,spatialize=False, source=AudioClip(DEF='PongAudio',description='AudioClip',stopTime=12,url=["pong.wav","https://www.web3d.org/x3d/content/examples/X3dForAdvancedModeling/Animation/pong.wav"])), ROUTE(fromField='startTime',fromNode='SceneClock',toField='startTime',toNode='PongAudio')]) ) ### X3D model conversion complete ### #################################################################################################### # Self-test diagnostics #################################################################################################### print('Self-test diagnostics for PongGame.py:') if metaDiagnostics(newModel): # built-in utility method in X3D class print(metaDiagnostics(newModel)) # display meta info, hint, warning, error, TODO values in this model # print('check newModel.XML() serialization...') newModelXML= newModel.XML() # test export method XML() for exceptions during export newModel.XMLvalidate() # print(newModelXML) # diagnostic try: # print('check newModel.VRML() serialization...') newModelVRML=newModel.VRML() # test export method VRML() for exceptions during export # print(prependLineNumbers(newModelVRML)) # debug print("Python-to-VRML export of VRML output successful", flush=True) except Exception as err: # usually BaseException # https://stackoverflow.com/questions/18176602/how-to-get-the-name-of-an-exception-that-was-caught-in-python print("*** Python-to-VRML export of VRML output failed:", type(err).__name__, err) if newModelVRML: # may have failed to generate print(prependLineNumbers(newModelVRML, err.lineno)) try: # print('check newModel.JSON() serialization...') newModelJSON=newModel.JSON() # test export method JSON() for exceptions during export # print(prependLineNumbers(newModelJSON)) # debug print("Python-to-JSON export of JSON output successful (under development)") except Exception as err: # usually SyntaxError print("*** Python-to-JSON export of JSON output failed:", type(err).__name__, err) if newModelJSON: # may have failed to generate print(prependLineNumbers(newModelJSON,err.lineno)) print("python PongGame.py load and self-test diagnostics complete.")