Module:MOS degrees: Difference between revisions

@@ Line 262: / Line 262: @@
 		note_symbols = frame.args['Note Symbols']
 	end
+	-- Get genchain extend value
+	-- The default value for this is the number of large steps per period, so
+	-- this value is per genchain per period.
+	local genchain_extend_default = input_mos.nL / steps_per_equave
+	local genchain_extend = tonnumber(frame.args['Genchain Extend']) or genchain_extend_default
 	-- Get accidental symbols
@@ Line 296: / Line 302: @@
 	-- Calculate the chain lengths
-	-- Chain lengths should be such that every nominal is shown with +1 and -1
+	local asc_chain_length = udp[1] / periods_per_equave + 1 + genchain_extend
-	-- chroma (EG, C, C#, and Cb)
+	local des_chain_length = udp[2] / periods_per_equave + 1 + genchain_extend
-	local genchain_extend = 1 + (input_mos.nL + input_mos.ns) / periods_per_equave
-	local asc_chain_length = genchain_extend + udp[1] / periods_per_equave
-	local des_chain_length = genchain_extend + udp[2] / periods_per_equave
 	-- Get the degrees and note names