Manga : Digital with Analog feel ? Question of technical order

[Daishishi]

You’re welcome to test it.
Be mindful of the blend mode: Alpha Darken. I find a interesting blend mode because overlapping strokes of lesser opacity don’t build up over previous ones that are more dark.

I want the opacity to stay the same on the area where two different strokes overlap

Actually, the blending mode that gets used to blend dabs with the “wash” painting mode can also be used as brush blending mode. It is called “Alpha Darken”. If you set your brush opacity to 50% (or 51% like in your screenshot), you can never generate more opaque pixels than this, you can however still manipulate the color of all image areas, even those already more opaque than your brush opacity. However as brush blending mode you can’t control the opacity cap with e.g. pressure etc, it’s alw…

Here the brush I made: Ink Rough

Hope it really is close to what you want.

Cheers.