92 lines
2.0 KiB
Go
92 lines
2.0 KiB
Go
package audio
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import (
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"slices"
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"aego/engine"
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"aego/engine/module"
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"aego/engine/settings"
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"aego/schema"
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)
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const (
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ID = "audio"
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MixerID = ID + ".mixer"
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)
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var (
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Buses = []string{"master", "music", "sfx", "ui", "ambience", "voice"}
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titles = []string{"Master", "Music", "Effects", "Interface", "Ambience", "Voice"}
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)
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func VolumeKey(bus string) string {
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return ID + ".bus." + bus + ".volume"
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}
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func MuteKey(bus string) string {
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return ID + ".bus." + bus + ".mute"
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}
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type Module struct {
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st *settings.Store
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vol []settings.Key
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mute []settings.Key
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}
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func New() *Module {
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return &Module{}
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}
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func (*Module) Info() module.Info {
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return module.Info{ID: ID, Version: engine.Version, Builtin: true, DisplayName: "Audio", DocsOrder: 130, DocsIcon: "cat.audio"}
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}
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func (*Module) Register(r *module.Registry) error {
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both := settings.User | settings.Project
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for i, b := range Buses {
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r.Setting(settings.Desc{
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ID: VolumeKey(b), Kind: schema.KindFloat64, Default: schema.Float64(1), Title: titles[i] + " Volume",
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Category: settings.CategoryAudio, Order: i * 10, Flags: both, Min: 0, Max: 1, HasMin: true, HasMax: true, Step: 0.05,
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})
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r.Setting(settings.Desc{
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ID: MuteKey(b), Kind: schema.KindBool, Title: "Mute " + titles[i],
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Category: settings.CategoryAudio, Order: i*10 + 1, Flags: both,
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})
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}
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return nil
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}
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func (m *Module) Init(ctx *module.InitContext) error {
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m.st = ctx.Settings
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if m.st != nil {
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for _, b := range Buses {
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m.vol = append(m.vol, m.st.Key(VolumeKey(b)))
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m.mute = append(m.mute, m.st.Key(MuteKey(b)))
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}
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}
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if ctx.Engine != nil {
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ctx.Engine.SetService(MixerID, m)
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}
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return nil
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}
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func (m *Module) Volume(bus string) float32 {
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i := slices.Index(Buses, bus)
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if i < 0 || m.st == nil || len(m.vol) == 0 {
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return 1
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}
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if m.st.Bool(m.mute[0]) || m.st.Bool(m.mute[i]) {
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return 0
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}
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v := m.st.Float(m.vol[i])
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if i > 0 {
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v *= m.st.Float(m.vol[0])
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}
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return float32(v)
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}
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func Of(e *engine.Engine) *Module {
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m, _ := engine.Service[*Module](e, MixerID)
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return m
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}
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