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OpenAL sound implementation.

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dnesov
2023-06-17 00:56:17 +02:00
parent 7d5c5f822b
commit 36eae40926
9 changed files with 211 additions and 30 deletions
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20
Source/Audio/AudioBackend.cs
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@@ -1,29 +1,35 @@
namespace DaggerFramework.Audio
{
public abstract class AudioBackend
public abstract class AudioBackend : IDisposable
{
public abstract void Initialize();
public abstract void Update();
public abstract void Shutdown();
// BUS
public abstract void CreateBus(string busName);
public abstract void SetBusVolume(string busName, float volume);
public abstract float GetBusVolume(string busName);
// SOUND
protected abstract void PlaySound(Sound sound, string bus = "Master", float pitch = 1.0f, float volume = 1.0f);
public void PlaySound(Sound sound, string bus = "Master") => PlaySound(sound, bus, sound.PitchScale, sound.Volume);
public void PlaySoundVariation(Sound sound, string bus = "Master", float pitchVariation = 0.1f)
public abstract void PlaySound(Sound sound, string bus = "Master", float pitch = 1.0f, float volume = 1.0f);
public void PlaySound(Sound sound, string bus = "Master") => PlaySound(sound, bus, default, default);
public void PlaySoundVariation(Sound sound, string bus = "Master", float pitchVariation = 0.1f, float volume = 1.0f)
{
var maxPitch = sound.PitchScale + pitchVariation;
var minPitch = sound.PitchScale - pitchVariation;
var maxPitch = 1.0f + pitchVariation;
var minPitch = 1.0f - pitchVariation;
var pitch = (float)_random.NextDouble() * (maxPitch - minPitch) + minPitch;
PlaySound(sound, bus, pitch, sound.Volume);
PlaySound(sound, bus, pitch, volume);
}
// EFFECTS
public abstract void AddBusEffect<T>(T effect, string bus = "Master") where T : AudioEffect;
public void Dispose()
{
Shutdown();
}
private LehmerRandom _random = new LehmerRandom();
}
}