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Simplify epicsConvertDoubleToFloat()

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This commit is contained in:
Andrew Johnson
2016-03-22 18:14:12 -05:00
parent d949e34c13
commit 0a0b9a93a2
1 changed files with 12 additions and 22 deletions
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34
src/libCom/misc/epicsConvert.c
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@@ -18,28 +18,18 @@
epicsShareFunc float epicsConvertDoubleToFloat(double value)
{
float rtnvalue;
double abs;
if (value == 0) {
rtnvalue = 0;
} else if (!finite(value)) {
rtnvalue = (float)value;
} else {
double abs = fabs(value);
if (value == 0 || !finite(value))
return (float) value;
if (abs >= FLT_MAX) {
if (value > 0)
rtnvalue = FLT_MAX;
else
rtnvalue = -FLT_MAX;
} else if (abs <= FLT_MIN) {
if (value > 0)
rtnvalue = FLT_MIN;
else
rtnvalue = -FLT_MIN;
} else {
rtnvalue = (float)value;
}
}
return rtnvalue;
abs = fabs(value);
if (abs >= FLT_MAX)
return (value > 0) ? FLT_MAX : -FLT_MAX;
if (abs <= FLT_MIN)
return (value > 0) ? FLT_MIN : -FLT_MIN;
return (float) value;
}