shithub: ft²

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Added some comments

--- a/src/ft2_replayer.c

+++ b/src/ft2_replayer.c

@@ -528,8 +528,8 @@

 	if (ton != 0)

 	{

-		const uint16_t tmpTon = ((ton-1) << 4) + (((int8_t)ch->fineTune >> 3) + 16);

-		if (tmpTon < MAX_NOTES)

+		const uint16_t tmpTon = ((ton-1) << 4) + (((int8_t)ch->fineTune >> 3) + 16); // 0..1935

+		if (tmpTon < MAX_NOTES) // tmpTon is *always* below MAX_NOTES here, so this check is not really needed

 		{

 			assert(note2Period != NULL);

 			ch->outPeriod = ch->realPeriod = note2Period[tmpTon];