menus

Assets/WavzController.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine.VFX;
+using UnityEngine;
+
+public class WavzController : MonoBehaviour
+{
+
+    public float bpm;
+    public float beatsPerBar;
+    public float barsPerPhrase;
+    public float phraseLengthSec;
+    public float min;
+    public float max;
+
+    private VisualEffect vfx;
+
+    void Start() {
+        vfx = gameObject.GetComponent<VisualEffect>();
+
+        min = 0.5f;
+        max = 128f;
+
+        bpm = 120f;
+        // assume 4 beats per bar * 8 bars per phrase
+        beatsPerBar = 4.0f;
+        barsPerPhrase = 8.0f;
+        phraseLengthSec = (bpm / 60.0f) * beatsPerBar * barsPerPhrase;
+
+        Debug.Log($"phrase length in seconds {phraseLengthSec}");
+    }
+
+    void Update() {
+        float x = max * Mathf.Abs(Mathf.Sin(Time.time / phraseLengthSec)) + min;
+        float y = max * Mathf.Abs(Mathf.Sin(    Time.time / (phraseLengthSec / 2))) + min;
+        float z = max * Mathf.Abs(Mathf.Sin(Time.time / (phraseLengthSec / 3))) + min;
+        vfx.SetFloat("AttractionSpeed", y);
+        vfx.SetFloat("AttractionForce", y);
+        vfx.SetFloat("StickDistance", z);
+        vfx.SetFloat("StickForce", z);
+    }
+
+    public void SetStickiness(float v) {
+        // vfx.SetFloat("StickDistance", z);
+        // vfx.SetFloat("StickForce", z);
+    }
+}