Sorry if this is the wrong place — I saw a software advertised a month or so ago that demoed a user re-drawing panel shapes in the software itself. It was a very easy way to dynamically create a variety of panels — you just drew lines and the panels would snap to the closest approximate shape. Or you could cut a panel in half with just a single line drawn, etc.
Does anyone know what this software is called? I’ve been searching for a long time and I can’t for the life of me find it.
Here is a good graphic novel software:
I think Clip studio paint is the advertisement you saw