From: Robert Lee <rhlee@nwu.edu>
Subject: Re: GetTickCount() Vs. Now()
Date: 16 Feb 2000 00:00:00 GMT
Message-ID: <38AA6823.7BC48EC7@nwu.edu>
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Mark Lauter wrote:
>
> Does the Now function suffer the same lack of accuracy (+-10ms) as GetTickCount?
> Is there a better way to get an absolute time in milliseconds?

QueryPerformanceCounter also try this on Pentium or greater:

function GetCycleCount:int64;
asm
  DB 0FH
  DB 031H
end;

This is minimally invasive and accurate down to about 40 cycles.

--
Bob Lee
High Performance Delphi - http://www.econos.com/optimize/