| """Wrapper/Implementation of the GLU quadrics object for PyOpenGL""" |
| from OpenGL.raw import GLU as _simple |
| from OpenGL.platform import createBaseFunction, PLATFORM |
| import ctypes |
|
|
| class GLUQuadric( _simple.GLUquadric ): |
| """Implementation class for GLUQuadric classes in PyOpenGL""" |
| FUNCTION_TYPE = PLATFORM.functionTypeFor(PLATFORM.GLU) |
| CALLBACK_TYPES = { |
| |
| _simple.GLU_ERROR : FUNCTION_TYPE( None, _simple.GLenum ) |
| } |
| def addCallback( self, which, function ): |
| """Register a callback for the quadric object |
| |
| At the moment only GLU_ERROR is supported by OpenGL, but |
| we allow for the possibility of more callbacks in the future... |
| """ |
| callbackType = self.CALLBACK_TYPES.get( which ) |
| if not callbackType: |
| raise ValueError( |
| """Don't have a registered callback type for %r"""%( |
| which, |
| ) |
| ) |
| if not isinstance( function, callbackType ): |
| cCallback = callbackType( function ) |
| else: |
| cCallback = function |
| PLATFORM.GLU.gluQuadricCallback( self, which, cCallback ) |
| |
| if getattr( self, 'callbacks', None ) is None: |
| self.callbacks = {} |
| self.callbacks[ which ] = cCallback |
| return cCallback |
| GLUquadric = GLUQuadric |
|
|
| def gluQuadricCallback( quadric, which=_simple.GLU_ERROR, function=None ): |
| """Set the GLU error callback function""" |
| return quadric.addCallback( which, function ) |
|
|
| |
| gluNewQuadric = createBaseFunction( |
| 'gluNewQuadric', dll=PLATFORM.GLU, resultType=ctypes.POINTER(GLUQuadric), |
| argTypes=[], |
| doc="""gluNewQuadric( ) -> GLUQuadric |
| |
| Create a new GLUQuadric object""", |
| argNames=[], |
| ) |
|
|
| __all__ = ( |
| 'gluNewQuadric', |
| 'gluQuadricCallback', |
| 'GLUQuadric', |
| ) |
|
|
