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fixed issue #56: exponent-labels were 0 below ~1e-16 ... reason was using <std::numeric_limits<double>::epsilon() instead of <std::numeric_limits<double>::min() for checking close to zero

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This commit is contained in:
jkriege2 2022-04-21 21:24:45 +02:00
parent b4eda85bfc
commit 3357ca4240
1 changed files with 2 additions and 2 deletions
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4
lib/jkqtcommon/jkqtpstringtools.cpp
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@ -209,7 +209,7 @@ std::string jkqtp_tolower(const std::string& s){
if (ensurePlusMinus) return "+\\rm{0}";
else return "\\rm{0}";
}
if (fabs(data)<5*std::numeric_limits<double>::epsilon()) {
if (fabs(data)<5.0*std::numeric_limits<double>::min()) {
if (ensurePlusMinus) return "+\\rm{0}";
else return "\\rm{0}";
}
@ -239,7 +239,7 @@ std::string jkqtp_tolower(const std::string& s){
std::string jkqtp_floattohtmlstr(double data, int past_comma, bool remove_trail0, double belowIsZero, double minNoExponent, double maxNoExponent){
std::string result;
if ((belowIsZero>0) && (fabs(data)<belowIsZero)) return "0";
if (fabs(data)<5*std::numeric_limits<double>::epsilon()) return "0";
if (fabs(data)<5.0*std::numeric_limits<double>::min()) return "0";
double adata=fabs(data);
std::string res=jkqtp_floattostr(data, past_comma, remove_trail0);