go back to using the fog density from the DATA subrecord
go back to using the fog density from the DATA subrecord

git-svn-id: 661ee6d245bf5695db1ee0907ade40593e30796b@194 a272c314-c55f-11dd-ac03-07ed41fb8567

EmperorArthur/mlox,EmperorArthur/mlox,EmperorArthur/mlox