Called each idle frame with the time since the last idle frame as argument (in seconds). Equivalent to Node._process. If implemented, the method must return a boolean value. true ends the main loop, while false lets it proceed to the next frame.
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Called each idle frame with the time since the last idle frame as argument (in seconds). Equivalent to Node._process. If implemented, the method must return a boolean value. true ends the main loop, while false lets it proceed to the next frame.