Merge Visible is slow

[TEcHNOpls 85]

It's much slower than export, which by definition needs to do the same operation. (I know it's a simplification, but it should not take ~3x time of export, esp that I usually export with more layers enabled).

[GabrielM 807]

Hi @TEcHNOpls,

So that we are able to investigate bugs thoroughly could you please follow this link and update this post with the followings: https://forum.affinity.serif.com/index.php?/forum/38-bugs-in-affinity-designer-affinity-photo/

Thanks,

Gabe. 

[TEcHNOpls 85]

I will try to make some more formal measurements to show what I mean.