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Add printing for large numbers in exponential format

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Delete old method for printing
This commit is contained in:
jsalling
2016-10-04 23:18:08 -05:00
parent 9653fbf7ac
commit 30ba118c47
1 changed files with 25 additions and 30 deletions
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55
src/unity.c
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@ -278,19 +278,10 @@ void UnityPrintFloat(_UD number)
number = -number;
}
if (isinf(number)) UnityPrintLen(UnityStrInf, 3);
else /* Small numbers as "%.6f" format string, but uses scientific notation for larger numbers */
else if (number < 4294967296.0f) /* Fits in an integer */
{
_UD divisor = 1.0f;
_U_UINT exponent = 0;
int scifmt;
_U_UINT i;
_UU32 integer_part;
_UD fraction_part;
// if (number <= 0xFFFFFFFF) /* Fits in an integer */
{
integer_part = (_UU32)number;
fraction_part = number - integer_part;
}
_UU32 integer_part = (_UU32)number;
_UD fraction_part = number - integer_part;
_U_UINT fraction_bits = (_U_UINT)(fraction_part * 1000000.0f + 0.5f);
if (fraction_bits == 1000000)
@ -310,29 +301,33 @@ void UnityPrintFloat(_UD number)
if (fraction_bits == 0) break; // Truncate trailing 0's
divisor_int /= 10;
} while (divisor_int > 0);
UNITY_OUTPUT_CHAR(' ');
while (number / divisor >= 10.0f)
}
else /* Won't fit in an integer type */
{
_UU32 integer_part;
_UD divide = 10.0f;
_U_UINT exponent = 7;
while (number / divide >= 10000000.0f)
{
divisor *= 10;
divide *= 10;
exponent++;
}
integer_part = (_UU32)(number / divide + 0.5f);
_UU32 divisor_int = 1000000;
do
{
UNITY_OUTPUT_CHAR((char)('0' + (integer_part / divisor_int)));
number = number + 0.5f/(1000000/divisor); /* Rounding to 6 figures */
/* Print in scientific format: 1.123456e38 */
scifmt = exponent > 3;
for (i = 0; i < 7; i++) /* Always print 7 digits total */
{
UNITY_OUTPUT_CHAR('0' + (int)(number / divisor) % 10);
if ((scifmt && i == 0) || (!scifmt && i == exponent)) UNITY_OUTPUT_CHAR('.');
divisor /= 10.0f;
}
if (scifmt)
{
UNITY_OUTPUT_CHAR('e');
UNITY_OUTPUT_CHAR('+');
UnityPrintNumberUnsigned(exponent);
}
integer_part %= divisor_int;
divisor_int /= 10;
if (divisor_int == 100000) UNITY_OUTPUT_CHAR('.');
} while (divisor_int > 0);
UNITY_OUTPUT_CHAR('e');
UNITY_OUTPUT_CHAR('+');
UnityPrintNumberUnsigned(exponent);
}
}
#endif /* UNITY_FLOAT_VERBOSE */