gradients init

Assets/ThemeVfxBinder.cs

@@ -0,0 +1,29 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine.UI;
+using UnityEngine.VFX.Utility;
+using UnityEngine.VFX;
+using UnityEngine;
+
+[AddComponentMenu("VFX/Property Binders/Kaiju - Theme Binder")]
+[VFXBinder("Kaiju/Kaiju Theme Binder")]
+public class ThemeVfxBinder : VFXBinderBase {
+    public ThemeSelector themeSelector;
+
+    [VFXPropertyBinding("UnityEngine.Gradient"), SerializeField]
+    protected ExposedProperty ThemeParameter = "Theme";
+
+    void Awake() {
+        if (themeSelector == null) Debug.Log("Theme VFX Binder needs theme selector.");
+    }
+
+    public override bool IsValid(VisualEffect component) {
+        return themeSelector != null
+            && themeSelector.CurrentTheme() != null
+            && component.HasGradient(ThemeParameter);
+    }
+
+    public override void UpdateBinding(VisualEffect component) {
+        component.SetGradient(ThemeParameter, themeSelector.CurrentTheme());
+    }
+}