66 lines
1.9 KiB
C#
66 lines
1.9 KiB
C#
using UnityEngine;
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public class MeshController : TripsitterAve
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{
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public int size = 128;
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public float spacing = 1.0f;
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public float AudioScale = 10.0f;
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public float Power = 1.5f;
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MeshFilter meshFilter;
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Vector3[] vertices;
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void Start() {
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meshFilter = GetComponent<MeshFilter>();
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Generate();
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}
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void Update() {
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var spectrumData = GetSpectrumData();
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Mesh mesh = meshFilter.mesh;
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Vector3[] vertices = mesh.vertices;
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for (int i = 0; i < vertices.Length; i++) {
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int s = i % SpectrumSize;
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var height = Mathf.Pow(spectrumData[s] * AudioScale, Power);
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vertices[i].y = height;
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}
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mesh.vertices = vertices;
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mesh.RecalculateBounds();
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}
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private void Generate() {
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Mesh mesh = new Mesh();
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mesh.name = "Audio Mesh";
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vertices = new Vector3[(size + 1) * (size + 1)];
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for (int i = 0, z = 0; z <= size; z++) {
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for (int x = 0; x <= size; x++, i++) {
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vertices[i] = new Vector3(x, 0.0f, z);
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}
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}
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mesh.vertices = vertices;
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int[] triangles = new int[size * size * 6];
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for (int ti = 0, vi = 0, z = 0; z < size; z++, vi++) {
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for (int x = 0; x < size; x++, ti += 6, vi++) {
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triangles[ti] = vi;
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triangles[ti + 3] = triangles[ti + 2] = vi + 1;
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triangles[ti + 4] = triangles[ti + 1] = vi + size + 1;
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triangles[ti + 5] = vi + size + 2;
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}
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}
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mesh.triangles = triangles;
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meshFilter.mesh = mesh;
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}
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// private void OnDrawGizmos() {
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// if (vertices == null) return;
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// Gizmos.color = Color.black;
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// for (int i = 0; i < vertices.Length; i++) {
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// Gizmos.DrawSphere(vertices[i], 0.1f);
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// }
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// }
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}
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