12 lines
843 B
Lua
12 lines
843 B
Lua
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utils={}
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function utils.accuracy(beatDivisions, time)
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local ticksToPrevDiv=(game.ticker.ticks-1)%beatDivisions
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local ticksToNextDiv=beatDivisions-ticksToPrevDiv
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local prevDivTime=game.ticker.lastTickTime-ticksToPrevDiv*game.ticker.tickTime
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local nextDivTime=game.ticker.lastTickTime+ticksToNextDiv*game.ticker.tickTime
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local closest=math.min(math.abs(time-prevDivTime), math.abs(time-nextDivTime))
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local halfDivision=beatDivisions/2*game.ticker.tickTime
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-- print(math.abs(time-nextDivTime),"to next beat, ",math.abs(time-prevDivTime)," to previous beat. Half division is ",halfDivision,". Closest is ",closest,". The current time is ",time,", and the next division is at ", nextDivTime,", last tick happened at ",game.ticker.lastTickTime," and is tick number ",game.ticker.ticks)
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return (halfDivision-closest)/halfDivision -- Math is hard
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end
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