#################################################################################################### # # Invoking X3D model self-test: # # $ python CG47Prototype.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='CG47Prototype.x3d',name='title'), meta(content='Prototype for a Ticonderoga Class cruiser',name='description'), meta(content='Patrick Sullivan',name='creator'), meta(content='30 July 2006',name='created'), meta(content='20 October 2019',name='modified'), meta(content='https://www.web3d.org/x3d/content/examples/Savage/ShipsMilitary/CruiserUnitedStates/CG47Prototype.x3d',name='identifier'), meta(content='Prototypes, FFG7, Oliver Perry Frigate',name='subject'), meta(content='../../license.html',name='license')]), Scene=Scene( children=[ WorldInfo(title='CG47Prototype.x3d'), ExternProtoDeclare(name='HullNumber',url=["../../../Savage/ModelDetailing/HullNumbers/HullNumberPrototype.x3d#HullNumber","https://www.web3d.org/x3d/content/examples/Savage/ModelDetailing/HullNumbers/HullNumberPrototype.x3d#HullNumber"], field=[ field(accessType='inputOutput',appinfo='[0-9] (-1 will prevent rendering)',name='FirstNumber',type='SFInt32'), field(accessType='inputOutput',appinfo='[0-9] (-1 will prevent rendering)',name='SecondNumber',type='SFInt32')]), ProtoDeclare(appinfo='Prototype of a US Cruiser',name='CG', ProtoInterface=ProtoInterface( field=[ field(accessType='inputOutput',appinfo='URL for the ISIC seal that is found on the side of most navy ships (e.g. "../../ShipCrests/COMDESRON31/DESRON31.x3d")',name='ISIC',type='MFString',value=["none"]), field(accessType='inputOutput',appinfo="The first (or only) digit of the ship's hull number [0-9]. Note -1 for no number",name='HullNumber1',type='SFInt32',value=-1), field(accessType='inputOutput',appinfo="The second digit of the ship's hull number [0-9]. Note: -1 for no number",name='HullNumber2',type='SFInt32',value=-1), field(accessType='inputOutput',appinfo='URL for the model that represents the weapon at this location. [example "https://www.web3d.org/content/examples/Savage/Weapons/50Cal.x3d")',name='StarboardBowWeapon',type='MFString',value=["none"]), field(accessType='inputOutput',appinfo='URL for the model that represents the weapon at this location. [example "https://www.web3d.org/content/examples/Savage/Weapons/50Cal.x3d")',name='PortBowWeapon',type='MFString',value=["none"]), field(accessType='inputOutput',appinfo='URL for the model that represents the weapon at this location. [example "https://www.web3d.org/content/examples/Savage/Weapons/50Cal.x3d")',name='StarboardFlightDeckWeapon',type='MFString',value=["none"]), field(accessType='inputOutput',appinfo='URL for the model that represents the weapon at this location. [example "https://www.web3d.org/content/examples/Savage/Weapons/50Cal.x3d")',name='PortFlightDeckWeapon',type='MFString',value=["none"]), field(accessType='inputOutput',appinfo='URL for the model that represents the weapon at this location. [example "https://www.web3d.org/content/examples/Savage/Weapons/50Cal.x3d")',name='SternFlightDeckWeapon',type='MFString',value=["none"])]), ProtoBody=ProtoBody( children=[ Transform( children=[ Comment(' Ship Model '), Transform(DEF='CGShipModel', children=[ Inline(url=["../../../Savage/ShipsMilitary/CruiserUnitedStates/CG47.x3d","https://www.web3d.org/x3d/content/examples/Savage/ShipsMilitary/CruiserUnitedStates/CG47.x3d"])]), Comment(' Hull Numbers '), Transform(DEF='StarboardBowHullNumber',rotation=(.721,.678,-.141,.523),translation=(74.514,5.007,2.192), children=[ ProtoInstance(DEF='ShipNumber',name='HullNumber', IS=IS( connect=[ connect(nodeField='FirstNumber',protoField='HullNumber1'), connect(nodeField='SecondNumber',protoField='HullNumber2')]))]), Transform(DEF='PortBowHullNumber',rotation=(.025,.99,-.139,2.794),translation=(74.514,5.007,-2.197), children=[ ProtoInstance(name='HullNumber', IS=IS( connect=[ connect(nodeField='FirstNumber',protoField='HullNumber1'), connect(nodeField='SecondNumber',protoField='HullNumber2')]))]), Comment(' ISIC Seals '), Transform(DEF='StarboardSeal',translation=(19.032,9.298,5.717), children=[ Transform( children=[ Inline(DEF='ISICSeal', IS=IS( connect=[ connect(nodeField='url',protoField='ISIC')]))])]), Transform(DEF='PortSeal',rotation=(0,1,0,3.14),translation=(19.032,9.298,-5.546), children=[ Transform( children=[ Inline(USE='ISICSeal')])]), Comment(' Weapon Placements '), Transform(DEF='StarboardBowWeapon',rotation=(0,1,0,3.14),translation=(32.363,6.138,7.115), children=[ Inline( IS=IS( connect=[ connect(nodeField='url',protoField='StarboardBowWeapon')]))]), Transform(DEF='PortBowWeapon',translation=(32.363,6.138,-6.694), children=[ Inline( IS=IS( connect=[ connect(nodeField='url',protoField='PortBowWeapon')]))]), Transform(DEF='StarboardFlightDeckWeapon',rotation=(0,1,0,3.14),translation=(-66.615,3.709,5.961), children=[ Inline( IS=IS( connect=[ connect(nodeField='url',protoField='StarboardFlightDeckWeapon')]))]), Transform(DEF='PortFlightDeckWeapon',translation=(-66.615,3.709,-5.631), children=[ Inline( IS=IS( connect=[ connect(nodeField='url',protoField='PortFlightDeckWeapon')]))]), Transform(DEF='SternFlightDeckWeapon',rotation=(0,1,0,1.57),translation=(-86.633,4.148,4.785), children=[ Inline( IS=IS( connect=[ connect(nodeField='url',protoField='SternFlightDeckWeapon')]))])])]))]) ) ### X3D model conversion complete ### #################################################################################################### # Self-test diagnostics #################################################################################################### print('Self-test diagnostics for CG47Prototype.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 CG47Prototype.py load and self-test diagnostics complete.")