#################################################################################################### # # Invoking X3D model self-test: # # $ python LineBoatPrototype.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='3.0', head=head( children=[ meta(content='LineBoatPrototype.x3d',name='title'), meta(content='James Harney',name='creator'), meta(content='13 December 2001',name='created'), meta(content='20 October 2019',name='modified'), meta(content='Simple model of line handling boat used to moor the USS COLE in Aden Harbor, Yemen in October 2000. Aligned down positive x axis as required for Savage vehicle models.',name='description'), meta(content='https://www.web3d.org/x3d/content/examples/Savage/Scenarios/UssColeTerroristAttack/TerroristBoatControlPanel.java',name='reference'), meta(content='https://www.web3d.org/x3d/content/examples/Savage/Scenarios/UssColeTerroristAttack/TerroristBoatActionInterpreter.java',name='reference'), meta(content='http://www.foia.navy.mil/usscole/index.html',name='reference'), meta(content='https://www.web3d.org/x3d/content/examples/Savage/Scenarios/UssColeTerroristAttack/LineBoatPrototype.x3d',name='identifier'), meta(content='X3D-Edit 3.3, https://www.web3d.org/x3d/tools/X3D-Edit',name='generator'), meta(content='../../license.html',name='license')]), Scene=Scene( children=[ WorldInfo(title='LineBoatPrototype.x3d'), ProtoDeclare(name='LineBoat', ProtoInterface=ProtoInterface( field=[ field(accessType='inputOnly',name='startExplosion',type='SFTime')]), ProtoBody=ProtoBody( children=[ Group( children=[ Transform( children=[ Viewpoint(DEF='STBD',description='Line Boat stbd View',jump=False,orientation=(1,0,0,-0.2),position=(5,10,35)), Viewpoint(DEF='REAR',description='Line Boat Rear View',jump=False,orientation=(0,1,0,-1.57),position=(-30,8,0)), Viewpoint(description='Line Boat Port View',jump=False,orientation=(0,1,0,3.14),position=(5,8,-30)), Viewpoint(DEF='FRONT',description='Line Boat Front View',jump=False,orientation=(0,1,0,1.57),position=(32,8,0))]), PositionInterpolator(DEF='BoatPosit',key=[0.325,0.9,1],keyValue=[(0,0,0),(0,-15,0),(0,-.5,0)]), TimeSensor(DEF='BoatPositClock',cycleInterval=3.6, IS=IS( connect=[ connect(nodeField='startTime',protoField='startExplosion')])), TimeSensor(DEF='DeadBoat',cycleInterval=5), OrientationInterpolator(DEF='DeadOrient',key=[0.4,0.9,1],keyValue=[(1,0,0,0.00),(1,0,0,3.14),(1,0,0,3.14)]), Transform(DEF='BoatTransform', children=[ Transform(scale=(1.2,1.2,1.2), children=[ Shape( geometry=Extrusion(creaseAngle=1.57,crossSection=[(0.00,1.00),(0.38,0.92),(0.71,0.71),(0.92,0.38),(1.00,0.00),(0.92,-0.38),(0.71,-0.71),(0.38,-0.92),(0.00,-1.00)],orientation=[(0,1,0,0),(0,1,0,0),(0,0,1,-0.5)],scale=[(1,1),(1,1),(1,.1)],solid=False,spine=[(0,0,0),(7.8842,0,0),(10.7,0.25,0)]), appearance=Appearance( material=Material(diffuseColor=(.9,.9,.9),shininess=.1), texture=ImageTexture(DEF='TEXTURE',url=["../../Scenarios/UssColeTerroristAttack/BoatTexture.jpg","BoatTexture.jpg","https://www.web3d.org/x3d/content/examples/Savage/Scenarios/UssColeTerroristAttack/BoatTexture.jpg"]))), Shape( geometry=Extrusion(creaseAngle=1.57,crossSection=[(0.10,0.96),(0.10,-0.96)],scale=[(1,1),(1,1),(1,.1)],solid=False,spine=[(.1,0,0),(7.8842,0,0),(10.6,0.25,0)]), appearance=Appearance( material=Material(diffuseColor=(1,1,1)), texture=ImageTexture(USE='TEXTURE')))]), Transform(translation=(0,-.2,0), children=[ Shape( geometry=IndexedFaceSet(coordIndex=[0,2,6,4,0,-1,1,3,7,5,1,-1,0,1,5,4,0,-1,2,3,7,6,2,-1,4,6,7,5,4,-1],solid=False, coord=Coordinate(point=[(2,0,.5),(3,0,.5),(2,0,-.5),(3,0,-.5),(2,1,.5),(3,1.5,.5),(2,1,-.5),(3,1.5,-.5)])), appearance=Appearance( material=Material(diffuseColor=(.9,.9,.9))))])]), ROUTE(fromField='fraction_changed',fromNode='BoatPositClock',toField='set_fraction',toNode='BoatPosit'), ROUTE(fromField='value_changed',fromNode='BoatPosit',toField='set_translation',toNode='BoatTransform'), ROUTE(fromField='startTime',fromNode='BoatPositClock',toField='set_startTime',toNode='DeadBoat'), ROUTE(fromField='fraction_changed',fromNode='DeadBoat',toField='set_fraction',toNode='DeadOrient'), ROUTE(fromField='value_changed',fromNode='DeadOrient',toField='set_rotation',toNode='BoatTransform')])])), NavigationInfo(speed=10,type=["EXAMINE","FLY","ANY"],visibilityLimit=7000), Background(groundAngle=[1.309,1.570796],groundColor=[(0.1,0.1,0),(0.4,0.25,0.2),(0.6,0.6,0.6)],skyAngle=[1.309,1.571],skyColor=[(0,0.2,0.7),(0,0.5,1),(1,1,1)]), ProtoInstance(DEF='Boat',name='LineBoat'), Viewpoint(description='Line Boat View',jump=False,orientation=(1,0,0,-0.2),position=(0,10,35)), TouchSensor(DEF='Touch',description='Flips boat over on touch'), ROUTE(fromField='touchTime',fromNode='Touch',toField='startExplosion',toNode='Boat')]) ) ### X3D model conversion complete ### #################################################################################################### # Self-test diagnostics #################################################################################################### print('Self-test diagnostics for LineBoatPrototype.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 LineBoatPrototype.py load and self-test diagnostics complete.")