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Add new key to cater for where there is no bitmap and missing values are encoded in the data section

This commit is contained in:
Shahram Najm 2017-07-31 15:38:33 +01:00
parent 0c7cce89a3
commit 52557b0290
3 changed files with 11 additions and 1 deletions
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1
definitions/grib1/boot.def
View File

@ -45,6 +45,7 @@ meta GDSPresent gds_is_present(gridDescriptionSectionPresent,gridDefinition,bitm
flagbit bitmapPresent(section1Flags,6) :dump;
alias bitmapSectionPresent=bitmapPresent;
alias geography.bitmapPresent=bitmapPresent;
alias missingValuesPresent=bitmapPresent;
transient angularPrecision=1000; # milli degrees
if(gridDescriptionSectionPresent){

10
definitions/grib2/section.6.def
View File

@ -27,11 +27,11 @@ codetable[1] bitMapIndicator ('6.0.table',masterDir,localDir) = 255 : dump;
#transient bitmapPresent=1;
meta geography.bitmapPresent g2bitmap_present(bitMapIndicator): dump;
transient missingValuesPresent = bitmapPresent : hidden;
# Bitmap...
if(bitMapIndicator == 0)
{
if(dataRepresentationTemplateNumber == 1)
{
if(matrixBitmapsPresent == 1)
@ -61,4 +61,12 @@ if(bitMapIndicator == 0)
}
}
if(bitMapIndicator == 255)
{
# No bitmap is used but some complex packing schemes embed the missing values in the data section
if (dataRepresentationTemplateNumber == 2 || dataRepresentationTemplateNumber == 3) {
transient missingValuesPresent = (missingValueManagementUsed != 0);
}
}
meta md5Section6 md5(offsetSection6,section6Length);

1
definitions/grib3/template.component.9.0.def
View File

@ -7,6 +7,7 @@
codetable[1] bitMapIndicator ('6.0.table',masterDir,localDir) = 255 : dump;
meta geography.bitmapPresent g2bitmap_present(bitMapIndicator): dump;
transient missingValuesPresent = bitmapPresent : hidden;
# Bitmap...
if(bitMapIndicator == 0)