class RQRCodeCore::QRMath
Public Class Methods
gexp(n)
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# File lib/rqrcode_core/qrcode/qr_math.rb, line 34 def gexp(n) while n < 0 n += 255 end while n >= 256 n -= 255 end EXP_TABLE[n] end
glog(n)
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# File lib/rqrcode_core/qrcode/qr_math.rb, line 29 def glog(n) raise QRCodeRunTimeError, "glog(#{n})" if n < 1 LOG_TABLE[n] end