glXQueryExtension

indicate whether the GLX extension is supported

Signature

glXQueryExtension( Display * ( dpy ) , int * ( errorBase ) , int * ( eventBase ) )-> Bool
glXQueryExtension( dpy , errorb , event ) -> <class 'ctypes.c_uint'>

Parameters

VariablesDescription
dpy
Specifies the connection to the X server.
errorBase
Returns the base error code of the GLX server extension.
eventBase
Returns the base event code of the GLX server extension.

Description

glXQueryExtension returns True if the X server of connection dpy supports the GLX extension, False otherwise. If True is returned, then errorBase and eventBase return the error base and event base of the GLX extension. These values should be added to the constant error and event values to determine the actual event or error values. Otherwise, errorBase and eventBase are unchanged.
errorBase and eventBase do not return values if they are specified as NULL .

See Also

glXQueryVersion

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