class EaseEngine::Frame
Public Class Methods
fps()
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# File lib/ease_engine/frame.rb, line 13 def self.fps @@fps end
fps=( fps )
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# File lib/ease_engine/frame.rb, line 9 def self.fps=( fps ) @@fps = fps end
update( &block )
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# File lib/ease_engine/frame.rb, line 17 def self.update( &block ) if 0 == @@fps block.call( 0, 0.0 ) else @@measure.check sleep_time_usec = 1000000 / @@fps - @@measure.update_usec + @@offset_usec sleep_time_usec = 0 if sleep_time_usec < 0 @@measure.start @@offset_usec = sleep_time_usec begin measure = EaseEngine::Measure.new sleep_time_f = sleep_time_usec.to_f / 1000000 block.call( sleep_time_usec, sleep_time_f ) sleep_time_usec -= measure.check end while 0 < sleep_time_usec @@offset_usec -= @@measure.check @@measure.start end end