SoundStyle.cs

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using Microsoft.Xna.Framework.Audio;
using Terraria.Utilities;
 
namespace Terraria.Audio;
 
public abstract class SoundStyle
{
    private static UnifiedRandom _random = new UnifiedRandom();
 
    private float _volume;
 
    private float _pitchVariance;
 
    private SoundType _type;
 
    public float Volume => _volume;
 
    public float PitchVariance => _pitchVariance;
 
    public SoundType Type => _type;
 
    public abstract bool IsTrackable { get; }
 
    public SoundStyle(float volume, float pitchVariance, SoundType type = SoundType.Sound)
    {
        _volume = volume;
        _pitchVariance = pitchVariance;
        _type = type;
    }
 
    public SoundStyle(SoundType type = SoundType.Sound)
    {
        _volume = 1f;
        _pitchVariance = 0f;
        _type = type;
    }
 
    public float GetRandomPitch()
    {
        return _random.NextFloat() * PitchVariance - PitchVariance * 0.5f;
    }
 
    public abstract SoundEffect GetRandomSound();
}