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Determine if a name corresponds to a sync object.

C Specification[edit]

GLboolean glIsSync( GLsync sync );


sync - Specifies a value that may be the name of a sync object.


 glIsSync returns GL_TRUE if sync is currently the name of a sync object. If sync is not the name of a sync object, or if an error occurs, glIsSync returns GL_FALSE . Note that zero is not the name of a sync object.


 glIsSync is available only if the GL version is 3.2 or greater.

Version Support[edit]

 glIsSync  3.2+

See Also[edit]

 glFenceSync , glWaitSync , glClientWaitSync , glDeleteSync 


Copyright© 2010-2014 Khronos Group. This material may be distributed subject to the terms and conditions set forth in the Open Publication License, v 1.0, 8 June 1999.