「モジュール:MOS」の版間の差分

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@@ 688行目: / 688行目: @@
 	return p.new(z, w, mos.equave)
+end
+--------------------------------------------------------------------------------
+---------------------------- EQUAL-TUNING FUNCTIONS ----------------------------
+--------------------------------------------------------------------------------
+-- Given a mos and a step ratio, return an equal tuning (or equal division).
+-- The step ratio is entered as a 2-element array to allow non-simplified
+-- ratios to be entered. (The rational module isn't suitable since it simplifies
+-- ratios.)
+function p.as_et(mos, step_ratio, suffix)
+	local suffix = suffix or nil
+	local et_size = mos.nL * step_ratio[1] + mos.ns * step_ratio[2]
+	return et.new(et_size, mos.equave, suffix)
 end