glFenceSync

create a new sync object and insert it into the GL command stream

function glFenceSync(int $condition, int $flags) : int

arguments

1. int $condition Specifies the condition that must be met to set the sync object's state to signaled. condition must be GL_SYNC_GPU_COMMANDS_COMPLETE.
2. int $flags Specifies a bitwise combination of flags controlling the behavior of the sync object. No flags are presently defined for this operation and flags must be zero. flags is a placeholder for anticipated future extensions of fence sync object capabilities.

returns

int

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