vkBasalt is a Vulkan post processing layer to enhance the visual 
graphics of games.

Currently, the build in effects are:

• Contrast Adaptive Sharpening
• Denoised Luma Sharpening
• Fast Approximate Anti-Aliasing
• Enhanced Subpixel Morphological Anti-Aliasing
• 3D color LookUp Table

It is also possible to use Reshade Fx shaders.

USAGE:

Enable the layer with the environment variable.
Standard

When using the terminal or an application (.desktop) file, execute:

ENABLE_VKBASALT=1 yourgame

Lutris

With Lutris, follow these steps below:

Right click on a game, and press configure.
Go to the System options tab and scroll down to Environment variables.
Press on Add, and add ENABLE_VKBASALT under Key, and add 1 under Value.

Steam

With Steam, edit your launch options and add:

ENABLE_VKBASALT=1 %command% 

Configure

Settings like the CAS sharpening strength can be changed in the 
config file. The config file will be searched for in the following 
locations:

a file set with the environment 
variableVKBASALT_CONFIG_FILE=/path/to/vkBasalt.conf
vkBasalt.conf in the working directory of the game
$XDG_CONFIG_HOME/vkBasalt/vkBasalt.conf or 
~/.config/vkBasalt/vkBasalt.conf if XDG_CONFIG_HOME is not set
$XDG_DATA_HOME/vkBasalt/vkBasalt.conf or 
~/.local/share/vkBasalt/vkBasalt.conf if XDG_DATA_HOME is not set
/etc/vkBasalt.conf
/etc/vkBasalt/vkBasalt.conf
/usr/share/vkBasalt/vkBasalt.conf