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fixed bug in CMath::round(),

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was using qRound() instead of qRound64(),
which caused wrong answers when fractional part was 10 digits or more
This commit is contained in:
Mathew Sutcliffe
2013-09-16 23:15:11 +01:00
parent 8844774fbe
commit 95858559bb
1 changed files with 1 additions and 1 deletions
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2
src/blackmisc/mathematics.cpp
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@@ -45,7 +45,7 @@ double CMath::round(double value, int digits)
fractpart = modf(value, &intpart); fractpart = modf(value, &intpart);
if (fractpart == 0) return value; // do not mess any "integers" to the worse if (fractpart == 0) return value; // do not mess any "integers" to the worse
double m = pow(10.0, digits); double m = pow(10.0, digits);
qint64 ri = qRound(value * m); // do not loose any range here qint64 ri = qRound64(value * m); // do not loose any range here
double rv = double(ri) / m; double rv = double(ri) / m;
return rv; return rv;
} }