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This commit is contained in:
Dick Hollenbeck 2011-11-25 09:40:40 -06:00
parent dea21ba82e
commit 63399bbeea
1 changed files with 2 additions and 2 deletions
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Documentation/biu-plan.txt
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@ -86,14 +86,14 @@ more.
FMT_ENG stands for "format string for ENGineering units used out in the file". A FMT_ENG stands for "format string for ENGineering units used out in the file". A
define is needed simply to provide consistency across many sites of usage. BIUs define is needed simply to provide consistency across many sites of usage. BIUs
will be scaled before being written to disk in every most every case, and since will be scaled before being written to disk in most every case, and since
scaling is a multiplication, it means casting one of the factors to BFU, and scaling is a multiplication, it means casting one of the factors to BFU, and
then this product is output with a printf() style function using the FMT_ENG then this product is output with a printf() style function using the FMT_ENG
string segment. string segment.
That is, the FMT_ENG will be suitable for use with a BFU type. When BFU is set That is, the FMT_ENG will be suitable for use with a BFU type. When BFU is set
to double, then FMT_ENG will be set to "%.6g". When BFU is set to long double to double, then FMT_ENG will be set to "%.6g". When BFU is set to long double
then FMT_ENG will be set to "%.6lg". For example: then FMT_ENG will be set to "%.6Lg". For example:
#if USE_DOUBLE_BFU #if USE_DOUBLE_BFU
typedef double BFU; typedef double BFU;