class SMF::ScaleTuningAdjust2ByteFormRealTime
Public Class Methods
new(offset, ch, ss_tt, dev=0x7f)
click to toggle source
Calls superclass method
SMF::ExclusiveF0::new
# File lib/smf/toy/gm.rb, line 250 def initialize(offset, ch, ss_tt, dev=0x7f) # ch:0/2**16-1, ss_tt:-2**13/2**13-1 ff = ch & 0x3 gg = (ch >> 2) & 0x7f hh = (ch >> 9) & 0x7f ss_tt.collect! do |x| x += 0x2000 ss = x & 0x7f tt = (x >> 7) & 0x7f [ss, tt] end super(offset, [0x7f, dev, 0x08, 0x09, ff, gg, hh, ss_tt, 0xf7]. flatten.pack('C*')) end