dxvk : Vulkan-based implementation of D3D9, D3D10 and D3D11 for Linux / Wine ( https://github.com/doitsujin/dxvk/ )
vkd3d-proton : Fork of VKD3D, development branches for Proton's Direct3D 12 implementation ( https://github.com/HansKristian-Work/vkd3d-proton/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a FireBurn
For Paludis use this rsync : rsync://gentoo.zugaina.org/FireBurn-portage
If you have a problem : ycarus(-at-)zugaina.org