#################################################################################################### # # Invoking X3D model self-test: # # $ python Seahawk.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='Seahawk.x3d',name='title'), meta(content='Michael Collins, modified by Boon Chuan LEE',name='creator'), meta(content='10 March 2001',name='created'), meta(content='18 December 2023',name='modified'), meta(content='A SH60/HH60 SeaHawk twin-engine helicopter is used for anti-submarine warfare, search and rescue, drug interdiction, anti-ship warfare, cargo lift, and special operations. Created using indexed face sets.',name='description'), meta(content='https://www.fas.org/man/dod-101/sys/ac/sh-60.htm',name='reference'), meta(content='https://www.web3d.org/x3d/content/examples/Savage/ShipsMilitary/LandingShipTankEnduranceSingapore/Seahawk.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(title='Seahawk.x3d'), Background(groundAngle=[1.309,1.570796],groundColor=[(0,.2,1),(0,.5,1),(0.8,0.9,0.9)],skyAngle=[1.309,1.571],skyColor=[(.5,.5,.9),(0,.5,1),(1,0.8,0.8)]), Viewpoint(description='Helo Right',position=(10,0.5,30)), Viewpoint(description='Helo Front',orientation=(0,1,0,1.57),position=(45,0.5,2.5)), Viewpoint(description='Helo Left',orientation=(0,1,0,3.14),position=(10,0.5,-25)), Viewpoint(description='Helo Back',orientation=(0,1,0,-1.57),position=(-30,0.5,0.5)), Viewpoint(description='Cockpit View Right',orientation=(0,1,0,-3.14),position=(16,2.8,5)), Viewpoint(description='Cockpit View Front',orientation=(0,1,0,-1.57),position=(17.2,2.7,2)), Viewpoint(description='Cockpit View Left',position=(16,2.8,-2)), Transform(rotation=(0,1,0,3.14), children=[ Transform(scale=(1,0.97,1.2),translation=(-.5,0.24,-2.5), children=[ Inline(url=["TailSection.wrl","https://www.web3d.org/x3d/content/examples/Savage/ShipsMilitary/LandingShipTankEnduranceSingapore/TailSection.wrl","TailSection.x3d","https://www.web3d.org/x3d/content/examples/Savage/ShipsMilitary/LandingShipTankEnduranceSingapore/TailSection.x3d"])]), Transform(scale=(.7,.7,.7),translation=(-13,4.7,-2.3), children=[ Inline(url=["RotorHead.wrl","https://www.web3d.org/x3d/content/examples/Savage/ShipsMilitary/LandingShipTankEnduranceSingapore/RotorHead.wrl","RotorHead.x3d","https://www.web3d.org/x3d/content/examples/Savage/ShipsMilitary/LandingShipTankEnduranceSingapore/RotorHead.x3d"])]), Transform(rotation=(0,1,0,3.12), children=[ Inline(url=["Fuselage.wrl","https://www.web3d.org/x3d/content/examples/Savage/ShipsMilitary/LandingShipTankEnduranceSingapore/Fuselage.wrl","Fuselage.x3d","https://www.web3d.org/x3d/content/examples/Savage/ShipsMilitary/LandingShipTankEnduranceSingapore/Fuselage.x3d"])]), Transform(rotation=(0,1,0,1.57),scale=(.14,.14,.14),translation=(-8,-.62,-2.5), children=[ Inline(url=["RearWheel.wrl","https://www.web3d.org/x3d/content/examples/Savage/ShipsMilitary/LandingShipTankEnduranceSingapore/RearWheel.wrl","RearWheel.x3d","https://www.web3d.org/x3d/content/examples/Savage/ShipsMilitary/LandingShipTankEnduranceSingapore/RearWheel.x3d"])]), Transform(rotation=(0,1,0,-1.57),scale=(.2,.2,.2),translation=(-16,-.5,-0.1), children=[ Inline(url=["RightWheel.wrl","https://www.web3d.org/x3d/content/examples/Savage/ShipsMilitary/LandingShipTankEnduranceSingapore/RightWheel.wrl","RightWheel.x3d","https://www.web3d.org/x3d/content/examples/Savage/ShipsMilitary/LandingShipTankEnduranceSingapore/RightWheel.x3d"])]), Transform(rotation=(0,1,0,-1.65),scale=(.2,.2,.2),translation=(-16,-.5,-4.55), children=[ Inline(url=["LeftWheel.wrl","https://www.web3d.org/x3d/content/examples/Savage/ShipsMilitary/LandingShipTankEnduranceSingapore/LeftWheel.wrl","LeftWheel.x3d","https://www.web3d.org/x3d/content/examples/Savage/ShipsMilitary/LandingShipTankEnduranceSingapore/LeftWheel.x3d"])]), Transform(rotation=(1,0,0,3.2),translation=(-13,3,-1), children=[ Transform(rotation=(0,0,1,1.57),scale=(.3,.4,.3), children=[ Group(DEF='Engine', children=[ Transform( children=[ Shape( appearance=Appearance( material=Material(),), geometry=Extrusion(creaseAngle=3.14,crossSection=[(-0.05,-5),(-0.15,-4.95),(-0.25,-4.8),(-0.35,-4.45),(-0.45,-4),(-0.45,4),(-0.35,4.45),(-0.25,4.8),(-0.15,4.95),(-0.05,5),(0.05,5),(0.15,4.95),(0.25,4.8),(0.35,4.45),(0.45,4),(0.45,-4),(0.35,-4.45),(0.25,-4.8),(0.15,-4.95),(0.05,-5),(-0.05,-5)],spine=[(0.00,0.0,-2.00),(0.77,0.0,-1.95),(1.20,0.0,-1.80),(1.41,0.0,-1.56),(1.58,0.0,-1.15),(1.56,0.0,-0.77),(1.54,0.0,0.00),(1.40,0.0,0.77),(0.90,0.0,1.70),(0.60,0.0,1.95),(0.00,0.0,2.00),(-0.60,0.0,1.95),(-0.90,0.0,1.70),(-1.40,0.0,0.77),(-1.54,0.0,0.00),(-1.56,0.0,-0.77),(-1.58,0.0,-1.15),(-1.41,0.0,-1.56),(-1.20,0.0,-1.80),(-0.77,0.0,-1.95),(0.00,0.0,-2.00)]))]), Transform(rotation=(0,0,1,3.2), children=[ Group( children=[ Shape( appearance=Appearance( material=Material(diffuseColor=(.1,.1,.1))), geometry=Cylinder(height=4,radius=1.8))])])])])]), Transform(rotation=(0,0,1,1.57),scale=(.3,.4,.3),translation=(-13,3,-3.6), children=[ Group(USE='Engine')])])]) ) ### X3D model conversion complete ### #################################################################################################### # Self-test diagnostics #################################################################################################### print('Self-test diagnostics for Seahawk.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 Seahawk.py load and self-test diagnostics complete.")