1 files changed, 79 insertions, 0 deletions
diff --git a/Assets/ThirdParty/MaterializeFX/Scripts/MfxObjectMaterialUpdater.cs b/Assets/ThirdParty/MaterializeFX/Scripts/MfxObjectMaterialUpdater.cs
new file mode 100644
index 00000000..c828afd4
--- /dev/null
+++ b/Assets/ThirdParty/MaterializeFX/Scripts/MfxObjectMaterialUpdater.cs
@@ -0,0 +1,79 @@
+using System.Collections.Generic;
+using UnityEngine;
+using Object = UnityEngine.Object;
+
+namespace Assets.MaterializeFX.Scripts
+{
+    internal sealed class MfxObjectMaterialUpdater
+    {
+        private readonly Renderer[] _renderers;
+        private readonly Dictionary<Renderer, Material[]> _rendererToOriginalMaterialsMap = new Dictionary<Renderer, Material[]>();
+        private readonly List<Material> _mfxMaterials = new List<Material>();
+
+        public MfxObjectMaterialUpdater(GameObject targetObject, bool modifyChildren, bool replaceMaterials, Material mfxMaterialTemplate)
+        {
+            _renderers = modifyChildren ? targetObject.GetComponentsInChildren<Renderer>() : targetObject.GetComponents<Renderer>();
+
+            if (!replaceMaterials)
+            {
+                foreach (var renderer in _renderers)
+                    foreach (var material in renderer.sharedMaterials)
+                        _mfxMaterials.Add(material);
+                return;
+            }
+
+            Replace(mfxMaterialTemplate);
+        }
+
+        public void SetFloat(string propertyName, float value)
+        {
+            foreach (var mfxMaterial in _mfxMaterials)
+                mfxMaterial.SetFloat(propertyName, value);
+        }
+
+        public void SetInt(string propertyName, int value)
+        {
+            foreach (var mfxMaterial in _mfxMaterials)
+                mfxMaterial.SetInt(propertyName, value);
+        }
+
+        public void SetVector(string propertyName, Vector3 value)
+        {
+            foreach (var mfxMaterial in _mfxMaterials)
+                mfxMaterial.SetVector(propertyName, value);
+        }
+
+        public void Replace(Material mfxMaterialTemplate)
+        {
+            _rendererToOriginalMaterialsMap.Clear();
+            _mfxMaterials.Clear();
+
+            foreach (var renderer in _renderers)
+            {
+                var rendererSharedMaterials = renderer.sharedMaterials;
+
+                _rendererToOriginalMaterialsMap[renderer] = rendererSharedMaterials;
+                var newMaterials = MfxMaterialUtil.ReplaceMaterialsToMfx(mfxMaterialTemplate, rendererSharedMaterials, false);
+                renderer.sharedMaterials = newMaterials.ToArray();
+                _mfxMaterials.AddRange(newMaterials);
+            }
+        }
+
+        public void Revert()
+        {
+            // ReSharper disable once ForCanBeConvertedToForeach
+            for (int i = 0; i < _renderers.Length; i++)
+            {
+                if (_rendererToOriginalMaterialsMap.ContainsKey(_renderers[i]))
+                    _renderers[i].materials = _rendererToOriginalMaterialsMap[_renderers[i]];
+            }
+
+            _rendererToOriginalMaterialsMap.Clear();
+
+            foreach (var mfxMaterial in _mfxMaterials)
+                Object.DestroyImmediate(mfxMaterial);
+
+            _mfxMaterials.Clear();
+        }
+    }
+}
+\ No newline at end of file