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Implement MappingRuleAxisToButton.

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This commit is contained in:
Anna Rose Wiggins 2025-07-10 23:18:34 -04:00
parent a6ad1b609a
commit 47fac539da
3 changed files with 81 additions and 27 deletions
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25
internal/mappingrules/rule_target_axis.go
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@ -18,11 +18,6 @@ type RuleTargetAxis struct {
deadzoneSize int32
}
const (
AxisValueMin = int32(-32768)
AxisValueMax = int32(32767)
)
func NewRuleTargetAxis(device_name string,
device RuleTargetDevice,
axis evdev.EvCode,
@ -81,7 +76,7 @@ func NewRuleTargetAxis(device_name string,
// Typically this function is called after RuleTargetAxis.MatchEvent, which checks whether we are
// in the deadzone, among other things.
func (target *RuleTargetAxis) NormalizeValue(value int32) int32 {
axisStrength := float64(value-target.deadzoneSize) / float64(target.axisSize)
axisStrength := target.GetAxisStrength(value)
if target.Inverted {
axisStrength = 1.0 - axisStrength
@ -100,8 +95,22 @@ func (target *RuleTargetAxis) CreateEvent(value int32, mode *string) *evdev.Inpu
}
func (target *RuleTargetAxis) MatchEvent(device RuleTargetDevice, event *evdev.InputEvent) bool {
return target.MatchEventDeviceAndCode(device, event) &&
!target.InDeadZone(event.Value)
}
// TODO: Add tests
func (target *RuleTargetAxis) MatchEventDeviceAndCode(device RuleTargetDevice, event *evdev.InputEvent) bool {
return device == target.Device &&
event.Type == evdev.EV_ABS &&
event.Code == target.Axis &&
(event.Value < target.DeadzoneStart || event.Value > target.DeadzoneEnd)
event.Code == target.Axis
}
// TODO: Add tests
func (target *RuleTargetAxis) InDeadZone(value int32) bool {
return value >= target.DeadzoneStart && value <= target.DeadzoneEnd
}
func (target *RuleTargetAxis) GetAxisStrength(value int32) float64 {
return float64(value-target.deadzoneSize) / float64(target.axisSize)
}