#################################################################################################### # # Invoking X3D model self-test: # # $ python TSSRBody.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='TSSRBody.x3d',name='title'), meta(content='Mike Hunsberger',name='creator'), meta(content='7 May 2001',name='created'), meta(content='20 October 2019',name='modified'), meta(content='The Body of Tropo Satellite Support Radio (TSSR) used short-range (< 20 miles) point-to-point SHF communication. The system is designed to support remote equipment and users by replacing long cable runs.',name='description'), meta(content='https://savage.nps.edu/Savage/CommunicationsAndSensors/TSSR/TSSRBody.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(title='TSSRBody.x3d'), Background(groundAngle=[1.57079],groundColor=[(1,0.8,0.6),(0.6,0.4,0.2)],skyAngle=[0.2],skyColor=[(1,1,1),(0.2,0.2,1)]), Group(DEF='TSSRBody', children=[ Transform( children=[ Shape( geometry=Extrusion(beginCap=False,convex=False,crossSection=[(1,0),(.866,.5),(.707,.707),(.5,.866),(0,1),(-.5,.866),(-.707,.707),(-.866,.5),(-1,0),(-.866,-.5),(-.707,-.707),(-.5,-.866),(0,-1),(.5,-.866),(.707,-.707),(.866,-.5),(1,0)],endCap=False,scale=[(.05,.05),(.5,.5)],solid=False,spine=[(0,0,0),(.15,0,0)]), appearance=Appearance(DEF='DarkGreen', material=Material(diffuseColor=(.1,.5,.1))))]), Transform(rotation=(0,0,1,1.57), children=[ Shape( geometry=Cylinder(height=.8,radius=.05), appearance=Appearance(USE='DarkGreen'))]), Transform(translation=(.4,0,0), children=[ Shape( geometry=Sphere(radius=.1), appearance=Appearance(USE='DarkGreen'))]), Transform(translation=(-.4,0,0), children=[ Shape( geometry=Box(size=(.35,.35,.35)), appearance=Appearance(DEF='DarkGray', material=Material(diffuseColor=(.2,.2,.2))))]), Transform(translation=(-.85,0,0), children=[ Shape( geometry=Box(size=(.6,.35,.6)), appearance=Appearance(USE='DarkGray'))])])]) ) # X3D model complete #################################################################################################### # Self-test diagnostics #################################################################################################### print('Self-test diagnostics for TSSRBody.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 TSSRBody.py load and self-test diagnostics complete.")