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47 lines
731 B
47 lines
731 B
package mightypork.utils.math.timing;
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/**
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* Timer for delta timing
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*
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* @author Ondřej Hruška (MightyPork)
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*/
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public class TimerDelta {
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private long lastFrame;
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private static final long SECOND = 1000000000; // a million nanoseconds
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/**
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* New delta timer
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*/
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public TimerDelta() {
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lastFrame = System.nanoTime();
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}
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/**
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* Get current time in NS
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*
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* @return current time NS
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*/
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public long getTime()
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{
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return System.nanoTime();
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}
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/**
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* Get time since the last "getDelta()" call.
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*
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* @return delta time (seconds)
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*/
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public double getDelta()
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{
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final long time = getTime();
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final double delta = (time - lastFrame) / (double) SECOND;
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lastFrame = time;
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return delta;
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}
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}
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