blob acfcafe2439dd08013eccc18a94195fe5f3fa225 401 bytes (raw)
name: lib/dtasutil.rb # note: path name is non-authoritative(*)
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| | # Copyright (C) 2013-2016 all contributors <dtas-all@nongnu.org>
# License: GPL-3.0+ <https://www.gnu.org/licenses/gpl-3.0.txt>
# frozen_string_literal: true
require_relative '../dtas'
# in case we need to convert DB values to a linear scale
module DTAS::Util # :nodoc:
def db_to_linear(val)
Math.exp(val * Math.log(10) * 0.05)
end
def linear_to_db(val)
Math.log10(val) * 20
end
end
|
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