glew : The OpenGL Extension Wrangler Library ( http://glew.sourceforge.net/ )
libglvnd : The GL Vendor-Neutral Dispatch library ( https://github.com/NVIDIA/libglvnd )
libsdl2 : Simple Direct Media Layer ( http://www.libsdl.org )
mesa : OpenGL-like graphic library for Linux ( http://mesa3d.sourceforge.net/ )
vulkan-loader : Vulkan Installable Client Driver (ICD) Loader ( https://github.com/KhronosGroup/Vulkan-LoaderAndValidationLayers )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a gentoo-gpu
For Paludis use this rsync : rsync://gentoo.zugaina.org/gentoo-gpu-portage
If you have a problem : ycarus(-at-)zugaina.org