How to crop pixels based on layer blending?

[jest]

So I have a black and white layer that I want to use to mask/crop specific pixels out from the original image. How do I do this with layers? I’m trying with multiply by putting white pixels where I want to crop and black where I don’t but then the final blend the black I don’t want. Masking with rgba 0,0,0,0 just keeps as well.

It seems I’m looking for a “dissolve” blend mode

Feature Request: Layer Mode Erase

I would like to add a layer blend mode which is similar to the Krita layer blend option called “Erase”. The idea is to allow users to subtract one layer to the layers below. To apply the mask you would create a new layer above, set it to erase in the layers property then draw the desired shape to erase from the layers beneath it. This is similar to subtracting the layer marked “Erase” from the bottom layer. In some scenarios you may want to erase at different opacities. I propose to that we cou…

[dacap]

Hi @jest, I think you are referring to mask/clipping layers: Layer mask for color and transparency