Object -> FPS
average current limit max precision real tickBuffer tickInterval totalTime numFramesRendered
float getAverage () float getCurrent () float getLimit () float getMax () float getPrecision () float getReal () int getTickBuffer () float getTickInterval () int getTotalTime () int getNumFramesRendered () reset () setLimit (float _fpslimit) setMax (float _max) setTickInterval (float _ival) setTickBuffer (int)