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Relative (percent) error -> absolute; units -> SI

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This commit is contained in:
Ralph Lange
2004-05-26 11:04:50 +00:00
parent 5ecac228c6
commit 987f598804
1 changed files with 4 additions and 4 deletions
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8
src/libCom/test/epicsTimerTest.cpp
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@@ -72,10 +72,10 @@ double delayVerify::checkError () const
const double messageThresh = 0.5; // percent
double actualDelay = this->expireStamp - this->beginStamp;
double measuredError = actualDelay - delayVerifyOffset - this->expectedDelay;
double percentError = measuredError / this->expectedDelay;
double percentError = fabs ( measuredError ) / this->expectedDelay;
percentError *= 100.0;
if ( percentError > 0.5 ) {
printf ( "delay error > %g %%, delay = %g sec, error = %g mSec (%f %%)\n",
if ( percentError > messageThresh ) {
printf ( "delay error > %g %%, delay = %g s, error = %g ms (%f %%)\n",
messageThresh, this->expectedDelay, measuredError * 1000.0, percentError );
}
return measuredError;
@@ -125,7 +125,7 @@ void testAccuracy ()
averageMeasuredError += pTimers[i]->checkError ();
}
averageMeasuredError /= nTimers;
printf ("average timer delay error %f mS\n",
printf ("average timer delay error %f ms\n",
averageMeasuredError * 1000 );
queue.release ();
}