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Fix combo rules and add some example config.

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This commit is contained in:
Anna Rose Wiggins 2025-07-02 14:53:52 -04:00
parent 428749a519
commit a5b59bf39e
6 changed files with 93 additions and 6 deletions
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11
internal/mappingrules/matching.go
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@ -27,16 +27,16 @@ func valueFromTarget(rule RuleTarget, event *evdev.InputEvent) int32 {
value = 0
}
case evdev.EV_ABS:
// TODO: how would we invert axes?
logger.Logf("STUB: Inverting axes is not yet implemented.")
default:
logger.Logf("Inverted rule for unknown event type '%d'. Not inverting value\n", event.Type)
logger.Logf("Inverted rule for unknown event type '%d'. Not inverting value", event.Type)
}
}
return value
}
func (rule SimpleMappingRule) MatchEvent(device *evdev.InputDevice, event *evdev.InputEvent) *evdev.InputEvent {
func (rule *SimpleMappingRule) MatchEvent(device *evdev.InputDevice, event *evdev.InputEvent) *evdev.InputEvent {
if device != rule.Input.Device ||
event.Code != rule.Input.Code {
return nil
@ -45,7 +45,7 @@ func (rule SimpleMappingRule) MatchEvent(device *evdev.InputDevice, event *evdev
return eventFromTarget(rule.Output, valueFromTarget(rule.Input, event))
}
func (rule ComboMappingRule) MatchEvent(device *evdev.InputDevice, event *evdev.InputEvent) *evdev.InputEvent {
func (rule *ComboMappingRule) MatchEvent(device *evdev.InputDevice, event *evdev.InputEvent) *evdev.InputEvent {
// Check each of the inputs, and if we find a match, proceed
var match *RuleTarget
for _, input := range rule.Inputs {
@ -63,12 +63,13 @@ func (rule ComboMappingRule) MatchEvent(device *evdev.InputDevice, event *evdev.
inputValue := valueFromTarget(*match, event)
oldState := rule.State
if inputValue == 0 {
rule.State--
rule.State = max(rule.State-1, 0)
}
if inputValue == 1 {
rule.State++
}
targetState := len(rule.Inputs)
if oldState == targetState-1 && rule.State == targetState {
return eventFromTarget(rule.Output, 1)
}

2
internal/mappingrules/types.go
View file

@ -10,12 +10,14 @@ type MappingRule interface {
type SimpleMappingRule struct {
Input RuleTarget
Output RuleTarget
Name string
}
// A Combo Mapping Rule can require multiple physical button presses for a single output button
type ComboMappingRule struct {
Inputs []RuleTarget
Output RuleTarget
Name string
State int
}