2010 Khronos Group glIsSync 3G glIsSync determine if a name corresponds to a sync object C Specification GLboolean glIsSync GLsync sync Parameters sync Specifies a value that may be the name of a sync object. Description 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. Notes glIsSync is available only if the GL version is 3.2 or greater. See Also glFenceSync, glWaitSync, glClientWaitSync, glDeleteSync Copyright Copyright 2010 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. http://opencontent.org/openpub/.