chore(release): 4.5.2 [skip ci]

## [4.5.2](https://github.com/mob-sakai/ParticleEffectForUGUI/compare/4.5.1...4.5.2) (2024-01-18)

### Bug Fixes

* (editor) sometimes crashes when entering play mode ([b80c3e6](b80c3e6c9f))

CHANGELOG.md

@@ -1,3 +1,18 @@
+## [4.5.2](https://github.com/mob-sakai/ParticleEffectForUGUI/compare/4.5.1...4.5.2) (2024-01-18)
+
+
+### Bug Fixes
+
+* (editor) sometimes crashes when entering play mode ([b80c3e6](https://github.com/mob-sakai/ParticleEffectForUGUI/commit/b80c3e6c9fdd2a8fb72ff233edb85df2e3dbba3d))
+
+## [4.5.1](https://github.com/mob-sakai/ParticleEffectForUGUI/compare/4.5.0...4.5.1) (2023-12-23)
+
+
+### Bug Fixes
+
+* fix material for mesh sharing group ([6126af9](https://github.com/mob-sakai/ParticleEffectForUGUI/commit/6126af9f376dd4c100a1b9d19d9499bdef7d5566))
+* the changes made to the material used by the ParticleSystem are not immediately reflected ([3184ba9](https://github.com/mob-sakai/ParticleEffectForUGUI/commit/3184ba94ae08264223c0c71443ad70acc1a1ccb2)), closes [#280](https://github.com/mob-sakai/ParticleEffectForUGUI/issues/280)
+
 # [4.5.0](https://github.com/mob-sakai/ParticleEffectForUGUI/compare/4.4.0...4.5.0) (2023-12-23)
 
 

Scripts/ModifiedMaterial.cs

@@ -7,13 +7,13 @@ namespace Coffee.UIParticleExtensions
     {
         private static readonly List<MatEntry> s_Entries = new List<MatEntry>();
 
-        public static Material Add(Material baseMat, Texture texture, int id)
+        public static Material Add(Material baseMat, Texture texture, int id, int props)
         {
             MatEntry e;
             for (var i = 0; i < s_Entries.Count; i++)
             {
                 e = s_Entries[i];
-                if (e.baseMat != baseMat || e.texture != texture || e.id != id) continue;
+                if (e.baseMat != baseMat || e.texture != texture || e.id != id || e.props != props) continue;
                 ++e.count;
                 return e.customMat;
             }
@@ -24,6 +24,7 @@ namespace Coffee.UIParticleExtensions
                 baseMat = baseMat,
                 texture = texture,
                 id = id,
+                props = props,
                 customMat = new Material(baseMat)
                 {
                     name = $"{baseMat.name}_{id}",
@@ -64,6 +65,7 @@ namespace Coffee.UIParticleExtensions
             public int count;
             public Material customMat;
             public int id;
+            public int props;
             public Texture texture;
         }
     }

Scripts/UIParticle.cs

@@ -378,7 +378,7 @@ namespace Coffee.UIExtensions
 #if UNITY_EDITOR
                 EditorApplication.delayCall += () =>
                 {
-                    if (!this || !gameObject || !transform) return;
+                    if (!this || !gameObject || !transform || Application.isPlaying) return;
                     transform.localScale = Vector3.one;
                     m_ResetScaleOnEnable = false;
                     EditorUtility.SetDirty(this);

Scripts/UIParticleRenderer.cs

@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using Coffee.UIParticleExtensions;
+using UnityEditor;
 using UnityEngine;
 using UnityEngine.Profiling;
 using UnityEngine.Rendering;
@@ -200,7 +201,12 @@ namespace Coffee.UIExtensions
 
             //
             var id = _parent.m_AnimatableProperties.Length == 0 ? 0 : GetInstanceID();
-            modifiedMaterial = ModifiedMaterial.Add(modifiedMaterial, texture, id);
+#if UNITY_EDITOR
+            var props = EditorJsonUtility.ToJson(modifiedMaterial).GetHashCode();
+#else
+            var props = 0;
+#endif
+            modifiedMaterial = ModifiedMaterial.Add(modifiedMaterial, texture, id, props);
             ModifiedMaterial.Remove(_modifiedMaterial);
             _modifiedMaterial = modifiedMaterial;
 
@@ -443,8 +449,19 @@ namespace Coffee.UIExtensions
 
             // Update animatable material properties.
             Profiler.BeginSample("[UIParticleRenderer] Update Animatable Material Properties");
+
+#if UNITY_EDITOR
+            if (_modifiedMaterial != material)
+            {
+                _renderer.GetSharedMaterials(s_Materials);
+                material = s_Materials[_isTrail ? 1 : 0];
+                s_Materials.Clear();
+                SetMaterialDirty();
+            }
+#endif
+            
             UpdateMaterialProperties();
-            if (!_parent.useMeshSharing)
+            if (_parent.useMeshSharing)
             {
                 if (!_currentMaterialForRendering)
                 {

package.json

@@ -2,7 +2,7 @@
   "name": "com.coffee.ui-particle",
   "displayName": "UI Particle",
   "description": "This plugin provide a component to render particle effect for uGUI.\nThe particle rendering is maskable and sortable, without Camera, RenderTexture or Canvas.",
-  "version": "4.5.0",
+  "version": "4.5.2",
   "unity": "2018.2",
   "license": "MIT",
   "repository": {