Difference between revisions of "Environment variables"
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== General usage == | == General usage == | ||
Environment variables can be written in front of the command that is executed. Syntax: <code>environmentVariable=value | Environment variables can be written in front of the command that is executed. Syntax: <code>environmentVariable=value command</code>. For example, if you want to pass the variable <code>EDITOR</code> set to <code>nano</code> to <code>crontab -e</code>, you could run <code>EDITOR=nano crontab -e</code>. If you want to pass more than one variable, just write a space between them, for example <code>LANG=en EDITOR=nano crontab -e</code> | ||
== Lutris == | == Lutris == | ||
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== Steam == | == Steam == | ||
Let's say you want to enable FSR, so you want to pass <code> | Let's say you want to enable FSR, so you want to pass <code>WINE_FULLSCREEN_FSR=1</code> to your game. | ||
* Go to your library, right click your game, click ''Properties'' | * Go to your library, right click your game, click ''Properties'' | ||
* In the ''General'' tab, you see ''Launch Options'' | * In the ''General'' tab, you see ''Launch Options'' | ||
* Input <code> | * Input <code>WINE_FULLSCREEN_FSR=1 %command%</code> in the box below | ||
== Heroic == | == Heroic == | ||
Let's say you want to enable dxvk_async, ''and'' FSR, ''and'' you want to set the strength to 4, so you want to pass <code> | Let's say you want to enable dxvk_async, ''and'' FSR, ''and'' you want to set the FSR strength to 4, so you want to pass <code>DXVK_ASYNC=1</code>, <code>WINE_FULLSCREEN_FSR=1</code> and <code>WINE_FULLSCREEN_FSR_STRENGTH=4</code>to your game. | ||
* Go to your library, click your game, and click ''settings'' | * Go to your library, click your game, and click ''settings'' | ||
* In the ''other'' tab, you see ''Advanced Options (Environment Variables)'' | * In the ''other'' tab, you see ''Advanced Options (Environment Variables)'' | ||
* Input <code>DXVK_ASYNC=1 | * Input <code>DXVK_ASYNC=1 WINE_FULLSCREEN_FSR=1 WINE_FULLSCREEN_FSR_STRENGTH=4</code> in the box below | ||
Latest revision as of 00:49, 23 March 2022
Environment variables are settings that are passed to programs.
General usage
Environment variables can be written in front of the command that is executed. Syntax: environmentVariable=value command. For example, if you want to pass the variable EDITOR set to nano to crontab -e, you could run EDITOR=nano crontab -e. If you want to pass more than one variable, just write a space between them, for example LANG=en EDITOR=nano crontab -e
Lutris
Let's say you want to enable dxvk_async, so you want to pass DXVK_ASYNC=1 to your game.
- Right click your game, click Configure
- Click System options and scroll down to Environment Variables
- Click Add and input
DXVK_ASYNCinto the Key box, and1into Value.
Steam
Let's say you want to enable FSR, so you want to pass WINE_FULLSCREEN_FSR=1 to your game.
- Go to your library, right click your game, click Properties
- In the General tab, you see Launch Options
- Input
WINE_FULLSCREEN_FSR=1 %command%in the box below
Heroic
Let's say you want to enable dxvk_async, and FSR, and you want to set the FSR strength to 4, so you want to pass DXVK_ASYNC=1, WINE_FULLSCREEN_FSR=1 and WINE_FULLSCREEN_FSR_STRENGTH=4to your game.
- Go to your library, click your game, and click settings
- In the other tab, you see Advanced Options (Environment Variables)
- Input
DXVK_ASYNC=1 WINE_FULLSCREEN_FSR=1 WINE_FULLSCREEN_FSR_STRENGTH=4in the box below