48 lines
1.2 KiB
C#
48 lines
1.2 KiB
C#
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using System;
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using System.Diagnostics;
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using UnityEngine;
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using VirtualNes.Core;
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public class AudioProvider : MonoBehaviour
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{
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[SerializeField]
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private AudioSource m_as;
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private SoundBuffer _buffer = new SoundBuffer(4096);
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public void Initialize()
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{
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var dummy = AudioClip.Create("dummy", 1, 1, AudioSettings.outputSampleRate, false);
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dummy.SetData(new float[] { 1 }, 0);
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m_as.clip = dummy; //just to let unity play the audiosource
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m_as.loop = true;
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m_as.spatialBlend = 1;
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m_as.Play();
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}
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void OnAudioFilterRead(float[] data, int channels)
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{
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int step = channels;
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var bufferCount = _buffer.Available();
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for (int i = 0; i < data.Length; i += step)
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{
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float rawFloat = 0;
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if (_buffer.TryRead(out byte rawData))
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rawFloat = rawData / 255f;
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data[i] = rawFloat;
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for (int fill = 1; fill < step; fill++)
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data[i + fill] = rawFloat;
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}
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}
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public void ProcessSound(NES nes)
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{
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nes.apu.Process(_buffer, (uint)(Supporter.Config.sound.nRate * Time.deltaTime));
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}
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}
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