Version: 2021.2

TimestampConversionRatio

struct in Unity.Profiling.LowLevel.Unsafe

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描述

Fraction that converts the Profiler timestamp to nanoseconds.

Use to convert the Profiler timestamp value obtained with GetTimestamp to nanoseconds.

using Unity.Profiling.LowLevel.Unsafe;

public class Example { public static long ElapsedNanoseconds(long startTimestamp) { long now = ProfilerUnsafeUtility.Timestamp; var conversionRatio = ProfilerUnsafeUtility.TimestampToNanosecondsConversionRatio; return (now - startTimestamp) * conversionRatio.Numerator / conversionRatio.Denominator; } }

变量

DenominatorDenominator of timestamp to nanoseconds conversion fraction.
NumeratorNumerator of timestamp to nanoseconds conversion fraction.