68 lines
2.2 KiB
C#
68 lines
2.2 KiB
C#
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using System;
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using System.Runtime.InteropServices;
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using FMOD;
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using UnityEngine;
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[CreateAssetMenu(menuName = "Audio Visualizer Settings")]
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public class AudioVisualizerSettings : ScriptableObject
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{
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[Serializable]
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private struct ShaderPropertyAnimation
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{
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public string name;
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public float multiplier;
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[UnityEngine.Range(0, 5)]
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public int channel;
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[UnityEngine.Range(0, 2048)]
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public int sample;
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public float Initial { get; set; }
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}
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[SerializeField] private ShaderPropertyAnimation[] _fractalAnimations;
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[SerializeField] private ShaderPropertyAnimation[] _tunnelAnimations;
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public void Initialise(Material fractal, Material tunnel)
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{
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for (int i = 0; i < _fractalAnimations.Length; i++)
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{
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var anim = _fractalAnimations[i];
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anim.Initial = fractal.GetFloat(anim.name);
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_fractalAnimations[i] = anim;
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}
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for (int i = 0; i < _tunnelAnimations.Length; i++)
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{
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var anim = _tunnelAnimations[i];
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anim.Initial = tunnel.GetFloat(anim.name);
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_tunnelAnimations[i] = anim;
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}
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}
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public void Update(DSP fft, Renderer fractal, Renderer tunnel)
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{
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fft.getParameterData((int) FMOD.DSP_FFT.SPECTRUMDATA, out var unmanagedData, out var length);
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var fftData = (FMOD.DSP_PARAMETER_FFT) Marshal.PtrToStructure(unmanagedData, typeof(FMOD.DSP_PARAMETER_FFT));
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var spectrum = fftData.spectrum;
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var l = spectrum.Length;
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if (l == 0) return;
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for (int i = 0; i < _fractalAnimations.Length; i++)
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{
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var anim = _fractalAnimations[i];
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var a = spectrum[anim.channel][anim.sample];
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fractal.material.SetFloat(anim.name, anim.Initial + anim.multiplier * a);
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}
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for (int i = 0; i < _tunnelAnimations.Length; i++)
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{
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var anim = _tunnelAnimations[i];
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var a = spectrum[anim.channel][anim.sample];
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tunnel.material.SetFloat(anim.name, anim.Initial + anim.multiplier * a);
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}
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}
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}
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