#################################################################################################### # # Invoking X3D model self-test: # # $ python Rockan.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. # #################################################################################################### from x3d import * newModel=X3D(profile='Immersive',version='3.0', head=head( children=[ meta(content='Rockan.x3d',name='title'), meta(content='The wedge-shaped Swedish Rockan GMI-100 mines are anti-ship weapons with acoustic and magnetic activation. These are reduced signature mines that are believed to be difficult to detect.',name='description'), meta(content='Don Brutzman',name='creator'), meta(content='NIST Vrml2X3d, beta version, http://ovrt.nist.gov/v2_x3d.html',name='translator'), meta(content='2 November 1999',name='created'), meta(content='16 January 2014',name='modified'), meta(content='RockanHoistDeploy.jpg',name='photo'), meta(content='RockanMineTarget.wrl',name='reference'), meta(content='MantaInert.jpg',name='photo'), meta(content='http://www.exwar.org/whatsnew/mwp/appendix_a.htm',name='reference'), meta(content='http://www.nap.edu/html/tech_21st/uw2.htm',name='reference'), meta(content='Rockan mine',name='subject'), meta(content='https://savage.nps.edu/Savage/Weapons/UnderwaterMines/Rockan.x3d',name='identifier'), meta(content='X3D-Edit 3.2, https://savage.nps.edu/X3D-Edit',name='generator'), meta(content='../../license.html',name='license')]), Scene=Scene( children=[ WorldInfo(info=["Created 2 NOV 99","Author Don Brutzman","Originally Published by Cosmo Worlds V2.0"],title='Rockan Mine'), NavigationInfo(type='"EXAMINE" "WALK" "FLY" "ANY"'), Viewpoint(DEF='Rockan-Mine',description='Rockan Mine',orientation=(-0.895453,0.432576,0.105077,0.52979),position=(1.0,5.0,10.0)), Anchor(description='Rockan Mine',parameter=["target=_blank"],url=["RockanHoistDeploy.jpg","https://savage.nps.edu/Savage/Weapons/UnderwaterMines/RockanHoistDeploy.jpg"], children=[ Transform( children=[ Transform(scale=(0.5,0.25,0.5),translation=(-0.474251,1.0,1.0), children=[ Shape( appearance=Appearance( material=Material(ambientIntensity=0.0,diffuseColor=(0.35,0.8,0.32),shininess=0.12,specularColor=(0.4,0.8,0.43))), geometry=IndexedFaceSet(DEF='_0',coordIndex=[0,1,3,2,-1,4,5,7,6,-1,6,7,1,0,-1,2,3,5,4,-1,6,0,2,4,-1,1,7,5,3,-1],creaseAngle=2.5,texCoordIndex=[0,1,3,2,-1,4,5,7,6,-1,8,9,11,10,-1,12,13,15,14,-1,16,17,19,18,-1,20,21,23,22,-1], texCoord=TextureCoordinate(point=[(0.0,1.0),(0.0,0.0),(1.0,1.0),(1.0,0.0),(0.0,1.0),(0.0,0.0),(1.0,1.0),(1.0,0.0),(0.0,1.0),(0.0,0.0),(1.0,1.0),(1.0,0.0),(0.0,1.0),(0.0,0.0),(1.0,1.0),(1.0,0.0),(0.0,1.0),(0.0,0.0),(1.0,1.0),(1.0,0.0),(0.0,1.0),(0.0,0.0),(1.0,1.0),(1.0,0.0)]), coord=Coordinate(point=[(-1.8764,-0.412774,0.936242),(-1.0,-1.0,1.0),(1.0,1.0,1.0),(1.0,-1.0,1.0),(1.0,1.0,-1.0),(1.0,-1.0,-1.0),(-1.8764,-0.412774,-1.06376),(-1.0,-1.0,-1.0)])))]), LOD(range=[20.0], children=[ Transform(DEF='Rockan_Text_Billboard',translation=(-0.596596,1.81641,1.0), children=[ Billboard(axisOfRotation=(0.0,0.0,0.0), children=[ Transform(translation=(-1.0,0.0,0.0), children=[ Shape( appearance=Appearance( material=Material(ambientIntensity=0.28,diffuseColor=(0.0,0.25,0.24),emissiveColor=(0.27,0.27,0.27),shininess=0.06,specularColor=(0.18,0.25,0.23))), geometry=Text(string=["Rockan Mine"], fontStyle=FontStyle(size=0.5)))])])]), WorldInfo(info=["null node"])])])])]) ) # X3D model complete #################################################################################################### # Self-test diagnostics #################################################################################################### print('Self-test diagnostics for Rockan.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 Rockan.py load and self-test diagnostics complete.")