109 lines
2.4 KiB
Haxe
109 lines
2.4 KiB
Haxe
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package iron.object;
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import kha.FastFloat;
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import kha.audio1.AudioChannel;
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import iron.data.Data;
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import iron.data.SceneFormat;
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import iron.math.Vec4;
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import iron.system.Audio;
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class SpeakerObject extends Object {
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#if lnx_audio
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public var data: TSpeakerData;
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public var paused(default, null) = false;
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public var sound(default, null): kha.Sound = null;
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public var channels(default, null): Array<AudioChannel> = [];
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public var volume(default, null) : FastFloat;
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public function new(data: TSpeakerData) {
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super();
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this.data = data;
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Scene.active.speakers.push(this);
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if (data.sound == "") return;
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Data.getSound(data.sound, function(sound: kha.Sound) {
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this.sound = sound;
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App.notifyOnInit(init);
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});
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}
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function init() {
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if (visible && data.play_on_start) play();
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}
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public function play() {
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if (sound == null || data.muted) return;
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if (paused) {
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for (c in channels) c.play();
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paused = false;
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return;
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}
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var channel = Audio.play(sound, data.loop, data.stream);
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if (channel != null) {
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channels.push(channel);
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if (data.attenuation > 0 && channels.length == 1) App.notifyOnUpdate(update);
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}
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}
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public function pause() {
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for (c in channels) c.pause();
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paused = true;
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}
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public function stop() {
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for (c in channels) c.stop();
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channels.splice(0, channels.length);
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}
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public function setSound(sound: String) {
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if (sound == null) return;
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data.sound = sound;
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Data.getSound(sound, function(sound: kha.Sound) {
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this.sound = sound;
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});
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}
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public function setVolume(volume: FastFloat) {
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data.volume = volume;
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}
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function update() {
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if (paused) return;
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for (c in channels) if (c.finished) channels.remove(c);
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if (channels.length == 0) {
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App.removeUpdate(update);
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return;
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}
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if (data.attenuation > 0) {
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var distance = Vec4.distance(Scene.active.camera.transform.world.getLoc(), transform.world.getLoc());
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distance = Math.max(Math.min(data.distance_max, distance), data.distance_reference);
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volume = data.distance_reference / (data.distance_reference + data.attenuation * (distance - data.distance_reference));
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volume *= data.volume;
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}
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else {
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volume = data.volume;
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}
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if (volume > data.volume_max) volume = data.volume_max;
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else if (volume < data.volume_min) volume = data.volume_min;
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for (c in channels) c.volume = volume;
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}
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public override function remove() {
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stop();
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if (Scene.active != null) Scene.active.speakers.remove(this);
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super.remove();
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}
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#end
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}
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