#include <input.h>

Public Attributes
__u16	attack_length

__u16	attack_level

__u16	fade_length

__u16	fade_level

Detailed Description

struct ff_envelope - generic force-feedback effect envelope @attack_length: duration of the attack (ms) @attack_level: level at the beginning of the attack @fade_length: duration of fade (ms) @fade_level: level at the end of fade

The @attack_level and @fade_level are absolute values; when applying envelope force-feedback core will convert to positive/negative value based on polarity of the default level of the effect. Valid range for the attack and fade levels is 0x0000 - 0x7fff

Member Data Documentation

◆ attack_length

__u16 ff_envelope::attack_length

◆ attack_level

__u16 ff_envelope::attack_level

◆ fade_length

__u16 ff_envelope::fade_length

◆ fade_level

__u16 ff_envelope::fade_level

The documentation for this struct was generated from the following file: