Reads from the FIFO and leaves a message for the main event loop based upon what was read. If something was indeed read, true is returned to signal to the caller that it should check for new messages.
The current PipelinePlugin.
true if messages were sent and should be read by other parts of the program; false if not.
Reads from the FIFO and leaves a message for the main event loop based upon what was read. If something was indeed read, true is returned to signal to the caller that it should check for new messages.