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inpututil: Optimization

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This commit is contained in:
Hajime Hoshi 2021-01-25 00:31:32 +09:00
parent 40e662d672
commit 2b77b57b75
1 changed files with 10 additions and 8 deletions
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18
inpututil/inpututil.go
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@ -97,18 +97,24 @@ func (i *inputState) update() {
// Gamepads
// Copy the gamepad IDs.
i.prevGamepadIDs = map[ebiten.GamepadID]struct{}{}
for id := range i.prevGamepadIDs {
delete(i.prevGamepadIDs, id)
}
for id := range i.gamepadIDs {
i.prevGamepadIDs[id] = struct{}{}
}
// Copy the gamepad button durations.
i.prevGamepadButtonDurations = map[ebiten.GamepadID][]int{}
for id := range i.prevGamepadButtonDurations {
delete(i.prevGamepadButtonDurations, id)
}
for id, ds := range i.gamepadButtonDurations {
i.prevGamepadButtonDurations[id] = append([]int{}, ds...)
}
i.gamepadIDs = map[ebiten.GamepadID]struct{}{}
for id := range i.gamepadIDs {
delete(i.gamepadIDs, id)
}
for _, id := range ebiten.GamepadIDs() {
i.gamepadIDs[id] = struct{}{}
if _, ok := i.gamepadButtonDurations[id]; !ok {
@ -123,15 +129,11 @@ func (i *inputState) update() {
}
}
}
gamepadIDsToDelete := []ebiten.GamepadID{}
for id := range i.gamepadButtonDurations {
if _, ok := i.gamepadIDs[id]; !ok {
gamepadIDsToDelete = append(gamepadIDsToDelete, id)
}
}
for _, id := range gamepadIDsToDelete {
delete(i.gamepadButtonDurations, id)
}
}
// Touches
ids := map[ebiten.TouchID]struct{}{}