---
name: "struct_ff_rumble_effect"
section: "9"
platform: "linux"
package: "linux-manual-3.2"
version: "3.2.78-1"
release: "Debian 7 (Wheezy)"
platforms: ["linux"]
url: "https://new.carta.tech/struct_ff_rumble_effect"
---

# struct\_ff\_rumble\_effect(9)

defines parameters of a periodic force-feedback effect

## NAME

struct\_ff\_rumble\_effect - defines parameters of a periodic force-feedback effect

## SYNOPSIS

```
struct ff_rumble_effect {
  __u16 strong_magnitude;
  __u16 weak_magnitude;
};
```

## MEMBERS

strong\_magnitude

magnitude of the heavy motor

weak\_magnitude

magnitude of the light one

## DESCRIPTION

Some rumble pads have two motors of different weight. Strong\_magnitude represents the magnitude of the vibration generated by the heavy one.

## COPYRIGHT