#################################################################################################### # # Invoking X3D model self-test: # # $ python r_trapezoid.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='Interactive',version='4.0', head=head( children=[ meta(content='r_trapezoid.x3d',name='title'), meta(content='bone in wrist',name='description'), meta(content='Don Brutzman, Joe Williams, John Carlson, Damon Hernandez',name='creator'), meta(content='Don Brutzman',name='translator'), meta(content='5 December 2013',name='created'), meta(content='5 March 2026',name='translated'), meta(content='27 May 2026',name='modified'), meta(content='originals/rtrpzoid.x3d',name='reference'), meta(content='https://en.wikipedia.org/wiki/Trapezoid_bone',name='reference'), meta(content='https://en.wikipedia.org/wiki/Carpal_bones',name='reference'), meta(content='https://en.wikipedia.org/wiki/List_of_bones_of_the_human_skeleton',name='reference'), meta(content='usage examples https://www.web3d.org/x3d/content/examples/HumanoidAnimation/Medical',name='reference'), meta(content='X3D-Edit 4.0, https://www.web3d.org/x3d/tools/X3D-Edit',name='generator'), meta(content='X3D Tidy, https://www.web3d.org/x3d/stylesheets/X3dTidy.html',name='generator'), meta(content='X3DJSAIL https://www.web3d.org/specifications/java/X3DJSAIL.html',name='generator'), meta(content='https://www.web3d.org/x3d/content/examples/HumanoidAnimation/Bones/r_trapezoid.x3d',name='identifier'), meta(content='../license.html',name='license')]), Scene=Scene( children=[ WorldInfo(title='r_trapezoid.x3d'), Background(skyColor=[(0.858824,1,0.94902)]), Comment('user hover lights bone and reveals description, user selection/deselection temporarily binds/unbinds close-up hidden viewpoint'), TouchSensor(DEF='UserTouchSensor',description='bone r_trapezoid'), Transform(DEF='r_trapezoid',translation=(-0.2045,0.8281,0.0869), children=[ BooleanToggle(DEF='UserTouchState'), ROUTE(fromField='isActive',fromNode='UserTouchSensor',toField='set_boolean',toNode='UserTouchState'), Viewpoint(DEF='HiddenViewpoint',nearDistance=0.001,position=(0,0,0.2),retainUserOffsets=True, navigationInfo=NavigationInfo(transitionType=["ANIMATE"],type=["EXAMINE"])), ROUTE(fromField='toggle',fromNode='UserTouchState',toField='set_bind',toNode='HiddenViewpoint'), DirectionalLight(DEF='HiddenLight',ambientIntensity=1,color=(0.1,0.1,1),on=False), ROUTE(fromField='toggle',fromNode='UserTouchState',toField='on',toNode='HiddenLight'), Transform(DEF='CenterOfRotationForJoint',scale=(0.5,0.5,0.5),translation=(-0.002,-0.004,0.002),visible=False, children=[ Comment('computations follow from ComputeBoneOffsetsForJointCenters for parent joint center of rotation'), Comment('bone r_trapezoid.x3d + translation -0.2045 +0.8281 +0.0869'), Comment('bone r_trapezoid.x3d adjusted axes -0.0020 -0.0040 +0.0020'), Comment('bone r_trapezoid.x3d =joint center -0.2065 +0.8241 +0.0889'), Inline(DEF='AxesDisplay',description='RGB display axes showing XYZ direction in local coordinate system',url=["AxesDisplay.x3d"])]), ROUTE(fromField='toggle',fromNode='UserTouchState',toField='visible',toNode='CenterOfRotationForJoint'), Shape( appearance=Appearance( material=Material(DEF='BoneMaterial',ambientIntensity=0.965,diffuseColor=(1,0.9765,0.8667),shininess=0.05,specularColor=(0.349,0.349,0.349))), 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) ### X3D model conversion complete ### #################################################################################################### # Self-test diagnostics #################################################################################################### print('Self-test diagnostics for r_trapezoid.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 r_trapezoid.py load and self-test diagnostics complete.")