17 lines
561 B
QBasic
17 lines
561 B
QBasic
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Attribute VB_Name = "Timer"
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Option Explicit
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Private Declare Function QueryPerformanceCounter Lib "kernel32" (lpPerformanceCount As Currency) As Long
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Private Declare Function QueryPerformanceFrequency Lib "kernel32" (lpFrequency As Currency) As Long
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Function HighResTimer() As Double
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Static secFreq As Currency, secStart As Currency
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If (secFreq = 0) Then QueryPerformanceFrequency secFreq
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QueryPerformanceCounter secStart
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If (secFreq <> 0) Then HighResTimer = secStart / secFreq
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' Else Timer = 0 if no high resolution timer
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End Function
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