lucid-super-dream/Assets/Scripts/AudioBeatManager.cs

100 lines
2.7 KiB
C#

using System;
using System.Collections;
using System.Collections.Generic;
using DG.Tweening;
using FMOD;
using FMODUnity;
using Ktyl.Util;
using UnityEngine;
using UnityEngine.Serialization;
using Debug = UnityEngine.Debug;
public class AudioBeatManager : MonoBehaviour, IAudioBeatManager
{
[SerializeField] private SerialFloat _distanceToNextBeat;
// [SerializeField] private SerialFloat _distanceToOffbeat;
// [SerializeField] private SerialFloat _distanceToMeasure;
[SerializeField] private SerialFloat _distanceSinceLastBeat;
// [SerializeField] private SerialFloat _distanceSinceOffbeat;
// [SerializeField] private SerialFloat _distanceSinceMeasure;
[SerializeField] private float bpm;
private float _secPerBeat;
public float TimeBetweenBeats => _secPerBeat;
private int _currentBeat = 0;
private float _timer;
[SerializeField] [FormerlySerializedAs("OnBeat")]
private IntEvent _onBeat;
public IntEvent OnBeat => _onBeat;
public event Action<int> OnBeatEvent;
private ChannelGroup _channelGroup;
private ulong _dspClock;
private int _sampleRate;
private float _initialPower;
public float DspTime => _dspClock / (float)_sampleRate;
private void Awake()
{
DOTween.Init();
_secPerBeat = 60f / bpm;
RuntimeManager.CoreSystem.getMasterChannelGroup(out _channelGroup);
RuntimeManager.CoreSystem.getSoftwareFormat(out _sampleRate, out _, out _);
DOTween.SetTweensCapacity(2000,100);
}
private void Start()
{
_timer = 0;
}
void Update()
{
_channelGroup.getDSPClock(out _dspClock, out _);
// _timer += Time.deltaTime;
// new beats
var beatsElapsed = (int)(DspTime / TimeBetweenBeats);
var lastBeatTime = beatsElapsed * TimeBetweenBeats;
var timeSinceLastBeat = DspTime - lastBeatTime;
_distanceSinceLastBeat.Value = timeSinceLastBeat / TimeBetweenBeats;
var timeToNextBeat = (lastBeatTime+TimeBetweenBeats) - DspTime;
_distanceToNextBeat.Value = timeToNextBeat / TimeBetweenBeats;
if (beatsElapsed > _currentBeat)
{
// a beat gone done did do happen
// account for this frame being a little bit past the beat!
_timer = timeSinceLastBeat;
++_currentBeat;
if (Time.timeScale == 0)
return;
OnBeat?.Invoke(_currentBeat);
OnBeatEvent?.Invoke(_currentBeat);
}
}
private void UpdateTimings()
{
}
}
public interface IAudioBeatManager
{
public IntEvent OnBeat { get; }
public event Action<int> OnBeatEvent;
}