Upward Arrow beneath some Time Signatures... What does it mean?

Questions and Discussions about G-Stomper
Cereb
Posts: 1
Joined: Fri Feb 21, 2025 10:03 am

Upward Arrow beneath some Time Signatures... What does it mean?

Postby Cereb » Fri Feb 21, 2025 10:20 am

Hey, i've been using GStomper for quite some time and love it as a drum machine. I know it more than that... but that how I use it.

As per my subject, please see attached picture.

I scoured the manual but can't seem to find this listed. This graphics does not appear on all time signatures.

Thanks for any enlightenment on this and aplogies if it does in fact appear in the manual. My eyes aren't so good... i gave a thorough read in search of this though and nothing seemed to mention or define it.
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planet-h
Posts: 1575
Joined: Wed Jun 19, 2013 4:46 pm

Re: Upward Arrow beneath some Time Signatures... What does it mean?

Postby planet-h » Sat Feb 22, 2025 7:45 am

Welcome to the forum, Cereb.
And thanks for your message.
Sorry for letting you wait. I actually had to look into the code to answer the question.

Cereb wrote:As per my subject, please see attached picture.
I scoured the manual but can't seem to find this listed. This graphics does not appear on all time signatures.
Thanks for any enlightenment on this and aplogies if it does in fact appear in the manual. My eyes aren't so good... i gave a thorough read in search of this though and nothing seemed to mention or define it.

Here are my comments in the code.
We have a NON-Triplet timing and a mathematical 3/8, 6/8, 9/8, 12/8, etc.
To avoid ambiguity with real 3/8(1/4T), 6/8(2/4T), 9/8(3/4T), or 12/8(4/4T),
such time signatures are de-normalized to a higher level and marked with a '^'.

The point is that some timing settings are ambiguous.
In your example, the 6/16 is a non-triplet signature.
But it could be mathematically normalized to 3/8, which is from the number value the same as 6/16.
Mathematically, 3/8 and 6/16 are exactly the same, but but the timing is different.
6/16 = one and a half (1.5) beats ==> 1 beat = 4 x 1/16 steps
3/8 = 1/4T = 1 beat ==> 1 beat = 3 x 1/8 triplet steps
That's why such time signatures are kept de-normalized in the display at 6/16 with the ^ indicator, to signalize that it's a quadruplet signature, not an triplet.

The same can also occur the other way around.
A 3/24T (triplet) could be mathematically normalized to 1/8.
But it's a triplet, and therefore has to be shown as a triplet, which is why it's kept de-normalized at 3/24 T ^

Buttom line:

The ^ indicator is a helper to show how the steps are interpreted in the current step timing, if, and only if the step timing is mathematically ambiguous (such as 6/16 or 3/24T).

Hope that answers your question.

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