---
name: "SDL_HINT_JOYSTICK_LINUX_HAT_DEADZONES"
section: "3"
platform: "linux"
package: "libsdl3-doc"
version: "3.2.10+ds-1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/SDL_HINT_JOYSTICK_LINUX_HAT_DEADZONES"
---

# SDL\_HINT\_JOYSTICK\_LINUX\_HAT\_DEADZONES(3)

A variable controlling whether digital hats on Linux will apply deadzones to their underlying input axes or use unfiltered values.

## NAME

SDL\_HINT\_JOYSTICK\_LINUX\_HAT\_DEADZONES - A variable controlling whether digital hats on Linux will apply deadzones to their underlying input axes or use unfiltered values.

## HEADER FILE

Defined in SDL3/SDL\_hints.h

## SYNOPSIS

```
#include "SDL3/SDL.h"
```

**#define SDL\_HINT\_JOYSTICK\_LINUX\_HAT\_DEADZONES** *SDL\_JOYSTICK\_LINUX\_HAT\_DEADZONES"*

## DESCRIPTION

The variable can be set to the following values:

• "0": Return digital hat values based on unfiltered input axis values.

• "1": Return digital hat values with deadzones on the input axes taken\
   into account. (default)

This hint should be set before a controller is opened.

## AVAILABILITY

This hint is available since SDL 3.2.0.