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fix RageTimer::Half averaging backwards

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cleanup comment
This commit is contained in:
Glenn Maynard
2005-11-06 02:41:26 +00:00
parent 3f5a42adc6
commit d508be4b88
1 changed files with 5 additions and 6 deletions
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stepmania/src/RageTimer.cpp
+5 -6
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@@ -73,20 +73,19 @@ float RageTimer::GetDeltaTime()
return diff; return diff;
} }
/* Get a timer representing half of the time ago as this one. This is /*
* Get a timer representing half of the time ago as this one. This is
* useful for averaging time. For example, * useful for averaging time. For example,
* *
* RageTimer tm; * RageTimer tm;
* ... do stuff ... * ... do stuff ...
* RageTimer AverageTime = tm.Half(); * RageTimer AverageTime = tm.Half();
* printf("Something happened between now and tm; the average time is %f.\n", tm.Ago()); * printf( "Something happened approximately %f seconds ago.\n", tm.Ago() );
* tm.Touch();
*/ */
RageTimer RageTimer::Half() const RageTimer RageTimer::Half() const
{ {
const RageTimer now; const float fProbableDelay = Ago() / 2;
const float ProbableDelay = -(now - *this) / 2; return *this + fProbableDelay;
return *this + ProbableDelay;
} }