59 lines
1.3 KiB
Haxe
59 lines
1.3 KiB
Haxe
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package kha.audio2;
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import kha.Sound;
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import kha.internal.IntBox;
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@:keep
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class Audio {
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static var buffer: Buffer;
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static var intBox: IntBox = new IntBox(0);
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@:noCompletion
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public static function _init() {
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var bufferSize = 1024 * 2;
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buffer = new Buffer(bufferSize * 4, 2, 44100);
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}
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@:noCompletion
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public static function _callCallback(samples: Int, sampleRate: Int): Void {
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if (buffer == null)
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return;
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buffer.samplesPerSecond = sampleRate;
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if (audioCallback != null) {
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intBox.value = samples;
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audioCallback(intBox, buffer);
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}
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else {
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for (i in 0...samples) {
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buffer.data.set(buffer.writeLocation, 0);
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buffer.writeLocation += 1;
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if (buffer.writeLocation >= buffer.size) {
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buffer.writeLocation = 0;
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}
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}
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}
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}
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@:noCompletion
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public static function _readSample(): Float {
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if (buffer == null)
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return 0;
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var value = buffer.data.get(buffer.readLocation);
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++buffer.readLocation;
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if (buffer.readLocation >= buffer.size) {
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buffer.readLocation = 0;
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}
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return value;
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}
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public static var disableGcInteractions = false;
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public static var samplesPerSecond: Int;
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public static var audioCallback: IntBox->Buffer->Void;
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public static function stream(sound: Sound, loop: Bool = false): kha.audio1.AudioChannel {
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return null;
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}
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}
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