chore(release): 4.12.2 [skip ci]

## [4.12.2](https://github.com/mob-sakai/ParticleEffectForUGUI/compare/v4.12.1...v4.12.2) (2026-06-08) ### Bug Fixes * add `meshCleared` flag to optimize mesh clearing ([859fa20](859fa20d29)) * fix Unity6.5 compile errors and warnings ([a5ee687](a5ee687821)), closes [#400](https://github.com/mob-sakai/ParticleEffectForUGUI/issues/400) * potential access to UIParticleRenderer that has already been destroyed ([b740dd6](b740dd662d)), closes [#403](https://github.com/mob-sakai/ParticleEffectForUGUI/issues/403) * updated support for some changed menu paths ([f8ac986](f8ac9869f1)), closes [#397](https://github.com/mob-sakai/ParticleEffectForUGUI/issues/397)
chore: ignore alpha for test
2026-06-10 04:33:46 +00:00 · 2026-06-08 13:33:41 +00:00 · 2026-06-08 22:33:03 +09:00 · 2026-06-08 15:55:42 +09:00 · 2026-06-08 13:28:24 +09:00 · 2026-06-08 13:28:24 +09:00
23 changed files with 250 additions and 225 deletions
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -1,28 +0,0 @@
-name: 🚀 Deploy with Zip
-
-on:
-  workflow_dispatch:
-    inputs:
-      zip:
-        description: "The url to the zip file"
-        required: true
-
-jobs:
-  deploy:
-    name: 🚀 Deploy
-    runs-on: ubuntu-latest
-    permissions:
-      pages: write
-      id-token: write
-    steps:
-      - name: 📦 Download zip file To '_site'
-        run: |
-          curl -L ${{ github.event.inputs.zip }} -o _site.zip
-          unzip _site.zip -d _site
-          find _site -name __MACOSX | xargs rm -rf
-
-      - name: 📦 Upload '_site'
-        uses: actions/upload-pages-artifact@v3
-
-      - name: 🚀 Deploy To GitHub Pages
-        uses: actions/deploy-pages@v4
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -5,9 +5,8 @@ on:
  workflow_dispatch:
  push:
    branches:
-      - preview
-      - main
-      - v*.x
+      - release
+      - release-*
    tags-ignore:
      - "**"

@@ -23,12 +22,15 @@ jobs:
      channel: ${{ steps.release.outputs.new_release_channel }}
      released: ${{ steps.release.outputs.new_release_published }}
      tag: ${{ steps.release.outputs.new_release_git_tag }}
+      version: ${{ steps.release.outputs.new_release_version }}
+      merge_to: ${{ steps.summary.outputs.merge_to }}
+      split_to: ${{ steps.summary.outputs.split_to }}
    steps:
      - name: 🚚 Checkout (${{ github.ref_name }})
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6

      - name: 🔖 Run semantic release
-        uses: cycjimmy/semantic-release-action@v4
+        uses: cycjimmy/semantic-release-action@v6
        id: release
        with:
          working_directory: Packages/src
@@ -38,7 +40,62 @@ jobs:
        env:
          GITHUB_TOKEN: ${{ secrets.GH_TOKEN }}

-      - run: |
+      - id: summary
+        run: |
          echo "🔖 New release published: '${{ steps.release.outputs.new_release_published }}'" | tee -a $GITHUB_STEP_SUMMARY
+          echo "🔖 New release version: '${{ steps.release.outputs.new_release_version }}'" | tee -a $GITHUB_STEP_SUMMARY
          echo "🔖 New release channel: '${{ steps.release.outputs.new_release_channel }}'" | tee -a $GITHUB_STEP_SUMMARY
          echo "🔖 New release git tag: '${{ steps.release.outputs.new_release_git_tag }}'" | tee -a $GITHUB_STEP_SUMMARY
+          
+          if [ '${{ steps.release.outputs.new_release_published }}' = 'false' ]; then
+            echo "No new release published." | tee -a $GITHUB_STEP_SUMMARY
+          elif [ '${{ github.ref_name }}' = 'release' ]; then
+            echo "merge_to=develop" | tee -a $GITHUB_OUTPUT $GITHUB_STEP_SUMMARY
+            echo "split_to=main" | tee -a $GITHUB_OUTPUT $GITHUB_STEP_SUMMARY
+          else
+            channel=$(echo ${{ github.ref_name }} | sed 's/^release-//')
+            echo "merge_to=develop-${channel}" | tee -a $GITHUB_OUTPUT $GITHUB_STEP_SUMMARY
+            echo "split_to=${channel}" | tee -a $GITHUB_OUTPUT $GITHUB_STEP_SUMMARY
+          fi
+
+  merge-to:
+    if: needs.release.outputs.merge_to != ''
+    needs: release
+    name: 🔀 Merge to ${{ needs.release.outputs.merge_to }}
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    steps:
+      - name: 🚚 Checkout (${{ needs.release.outputs.merge_to }})
+        uses: actions/checkout@v5
+        with:
+          ref: ${{ needs.release.outputs.merge_to }}
+          fetch-depth: 0
+      - name: 🔀 Merge '${{ needs.release.outputs.tag }}' into '${{ needs.release.outputs.merge_to }}'
+        run: |
+          git config --local user.email "github-actions[bot]@users.noreply.github.com"
+          git config --local user.name "github-actions[bot]"
+          
+          git merge ${{ needs.release.outputs.tag }}
+          git push origin ${{ needs.release.outputs.merge_to }}
+
+  split-to:
+    if: needs.release.outputs.split_to != ''
+    needs: release
+    name: 🔀 Split package to ${{ needs.release.outputs.split_to }}
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    steps:
+      - name: 🚚 Checkout (${{ needs.release.outputs.tag }})
+        uses: actions/checkout@v5
+        with:
+          ref: ${{ needs.release.outputs.tag }}
+          fetch-depth: 0
+      - name: 🔀 Split subtree 'Packages/src' to '${{ needs.release.outputs.split_to }}'
+        run: |
+          split_to=${{ needs.release.outputs.split_to }}
+          git branch $split_to origin/$split_to
+          git subtree split --prefix=Packages/src --branch $split_to
+          git tag ${{ needs.release.outputs.version }} $split_to
+          git push origin ${{ needs.release.outputs.version }} $split_to:$split_to
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -7,9 +7,9 @@ run-name: 🧪 Test (${{ github.event.pull_request.title || github.ref_name }})

 env:
  # MINIMUM_VERSION: The minimum version of Unity.
-  MINIMUM_VERSION: 2019.4
+  MINIMUM_VERSION: 2020.3
  # EXCLUDE_FILTER: The excluded versions of Unity.
-  EXCLUDE_FILTER: "(2020.2.0|2021.1|2023.3)"
+  EXCLUDE_FILTER: "(2017|2018|2023.3)"
  PROJECT_PATH: .

 on:
@@ -46,9 +46,9 @@ jobs:
        id: setup
        run: |
          echo "==== Target Unity Versions ===="
-          LATEST_VERSIONS=`npx unity-changeset@latest list --versions --latest-patch --min ${MINIMUM_VERSION} --json --all`
+          LATEST_VERSIONS=`npx unity-changeset@latest list --versions --latest-patch --min ${MINIMUM_VERSION} --json --all --ignore-alpha`
          if [ "${{ inputs.usePeriodVersions }}" = "true" ]; then
-            ADDITIONAL_VERSIONS=`npx unity-changeset list --versions --grep '0f' --min ${MINIMUM_VERSION} --json`
+            ADDITIONAL_VERSIONS=`npx unity-changeset list --versions --grep '0f' --min ${MINIMUM_VERSION} --json --ignore-alpha`
          else
            ADDITIONAL_VERSIONS=[]
          fi
@@ -72,11 +72,11 @@ jobs:
    steps:
      - name: 🚚 Checkout ($${{ github.ref }})
        if: github.event_name == 'push'
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6

      - name: 🚚 Checkout pull request (pull_request_target)
        if: github.event_name == 'pull_request_target'
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
        with:
          ref: ${{ github.event.pull_request.head.sha }}
          fetch-depth: 0
@@ -90,7 +90,7 @@ jobs:
          git log --oneline -n 10

      - name: 📥 Cache library
-        uses: actions/cache@v4
+        uses: actions/cache@v5
        with:
          path: ${{ env.PROJECT_PATH }}/Library
          key: ${{ env.PROJECT_PATH }}-Library-${{ matrix.unityVersion }}-${{ github.event.pull_request.head.sha || github.sha }}
@@ -99,7 +99,7 @@ jobs:
            ${{ env.PROJECT_PATH }}-Library-

      - name: 🛠️ Build Unity Project (Test)
-        uses: game-ci/unity-builder@main
+        uses: game-ci/unity-builder@v5
        timeout-minutes: 45
        with:
          customImage: ghcr.io/mob-sakai/unity3d:${{ matrix.unityVersion }}
--- a/Packages/src/.releaserc.json
+++ b/Packages/src/.releaserc.json
@@ -1,13 +1,12 @@
 {
  "branches": [
-    "main",
-    "[0-9]+.x",
+    "release",
+    "release-4.x",
    {
-      "name": "preview",
-      "prerelease": true
+      "name": "release-preview",
+      "prerelease": "preview"
    }
  ],
-  "tagFormat": "${version}",
  "plugins": [
    "@semantic-release/commit-analyzer",
    "@semantic-release/release-notes-generator",
--- a/Packages/src/CHANGELOG.md
+++ b/Packages/src/CHANGELOG.md
@@ -1,4 +1,46 @@
-# [5.0.0-preview.16](https://github.com/mob-sakai/ParticleEffectForUGUI/compare/5.0.0-preview.15...5.0.0-preview.16) (2025-03-15)
+## [4.12.2](https://github.com/mob-sakai/ParticleEffectForUGUI/compare/v4.12.1...v4.12.2) (2026-06-08)
+
+
+### Bug Fixes
+
+* add `meshCleared` flag to optimize mesh clearing ([859fa20](https://github.com/mob-sakai/ParticleEffectForUGUI/commit/859fa20d297c3f44e3361f20dbb7ce966407e03e))
+* fix Unity6.5 compile errors and warnings ([a5ee687](https://github.com/mob-sakai/ParticleEffectForUGUI/commit/a5ee6878212be2fc4d7b48879426f239e8753009)), closes [#400](https://github.com/mob-sakai/ParticleEffectForUGUI/issues/400)
+* potential access to UIParticleRenderer that has already been destroyed ([b740dd6](https://github.com/mob-sakai/ParticleEffectForUGUI/commit/b740dd662d423c6bef849662ce1b0bfbb4940ed4)), closes [#403](https://github.com/mob-sakai/ParticleEffectForUGUI/issues/403)
+* updated support for some changed menu paths ([f8ac986](https://github.com/mob-sakai/ParticleEffectForUGUI/commit/f8ac9869f141238169730e74f5d65c4fc6081f51)), closes [#397](https://github.com/mob-sakai/ParticleEffectForUGUI/issues/397)
+
+## [4.12.1](https://github.com/mob-sakai/ParticleEffectForUGUI/compare/v4.12.0...v4.12.1) (2026-03-24)
+
+
+### Bug Fixes
+
+* ignore "EditorOnly" tagged gameObjects on refresh ([031d46a](https://github.com/mob-sakai/ParticleEffectForUGUI/commit/031d46a3216c942d2d1a6ccfadf5f0b9e3ce3006))
+
+# [4.12.0](https://github.com/mob-sakai/ParticleEffectForUGUI/compare/v4.11.4...v4.12.0) (2026-03-24)
+
+
+### Features
+
+* explicit null checks ([5384f61](https://github.com/mob-sakai/ParticleEffectForUGUI/commit/5384f61c569e9f78ff9d5b45acfc6f5c2f021a87))
+
+## [4.11.4](https://github.com/mob-sakai/ParticleEffectForUGUI/compare/v4.11.3...v4.11.4) (2025-12-24)
+
+
+### Bug Fixes
+
+* add early return for case where subEmitter module is disabled ([d1386a1](https://github.com/mob-sakai/ParticleEffectForUGUI/commit/d1386a12216743a6e09f1b9b87bea1dfcf7702e4))
+* avoid endless loop ([eb2e862](https://github.com/mob-sakai/ParticleEffectForUGUI/commit/eb2e862e80e549c8cf16ddfed776c101c2413bac)), closes [#392](https://github.com/mob-sakai/ParticleEffectForUGUI/issues/392)
+
+## [4.11.3](https://github.com/mob-sakai/ParticleEffectForUGUI/compare/v4.11.2...v4.11.3) (2025-10-14)
+
+
+### Bug Fixes
+
+* fix icon ([a9461ec](https://github.com/mob-sakai/ParticleEffectForUGUI/commit/a9461ecb4d40d7fe878e12465d6e38faae7ae65b))
+* fix URL link in README ([1c8c65d](https://github.com/mob-sakai/ParticleEffectForUGUI/commit/1c8c65d25e7f6fe7b1d20da4461333df8fc7578e)), closes [#376](https://github.com/mob-sakai/ParticleEffectForUGUI/issues/376)
+* fix: second and subsequent bursts not displayed when world simulation and non-looping ([df2f3ca](https://github.com/mob-sakai/ParticleEffectForUGUI/commit/df2f3caafbe279f1457d74f8183cb561ac14aa17)), closes [#326](https://github.com/mob-sakai/ParticleEffectForUGUI/issues/326)
+* UIParticle in canvas with 0f-0.01f alpha value does not start to play until alpha value is greater than 0.01f, causes play calls to be delayed unintentionally if canvas alpha value is set to mentioned value range ([38aec2e](https://github.com/mob-sakai/ParticleEffectForUGUI/commit/38aec2ea1afd77677d629c86665a3342d92e49d9))
+
+## [4.11.2](https://github.com/mob-sakai/ParticleEffectForUGUI/compare/v4.11.1...v4.11.2) (2025-03-15)


 ### Bug Fixes
@@ -6,20 +48,28 @@
 * IL2CPP build fails on older versions of Unity ([0da6525](https://github.com/mob-sakai/ParticleEffectForUGUI/commit/0da652520cd165b43de7404c0b0ab1fbcf9349d1))
 * NRE on enable ([0cff50e](https://github.com/mob-sakai/ParticleEffectForUGUI/commit/0cff50ef696aa53fb7c46a9a737b7cf3a05b7b9b)), closes [#359](https://github.com/mob-sakai/ParticleEffectForUGUI/issues/359)

-# [5.0.0-preview.15](https://github.com/mob-sakai/ParticleEffectForUGUI/compare/5.0.0-preview.14...5.0.0-preview.15) (2025-02-21)
+## [4.11.1](https://github.com/mob-sakai/ParticleEffectForUGUI/compare/v4.11.0...v4.11.1) (2025-02-21)


 ### Bug Fixes

 * component icons will no longer be displayed in the scene view ([6dfbdae](https://github.com/mob-sakai/ParticleEffectForUGUI/commit/6dfbdae38d3822ab9c2c6f0e4ca1ca32ee98a239))
-* editor crashed on exit play mode (editor, windows) ([47ee45c](https://github.com/mob-sakai/ParticleEffectForUGUI/commit/47ee45cbbe651a8f87ca2b8a3948f8b88db8211e)), closes [#351](https://github.com/mob-sakai/ParticleEffectForUGUI/issues/351)
+
+# [4.11.0](https://github.com/mob-sakai/ParticleEffectForUGUI/compare/v4.10.7...v4.11.0) (2025-02-21)


 ### Features

 * add 'TimeScaleMultiplier' option ([925af0b](https://github.com/mob-sakai/ParticleEffectForUGUI/commit/925af0b6046f65f23a778f67cefa8ff9cbedb513))

-# [5.0.0-preview.14](https://github.com/mob-sakai/ParticleEffectForUGUI/compare/5.0.0-preview.13...5.0.0-preview.14) (2025-01-03)
+## [4.10.7](https://github.com/mob-sakai/ParticleEffectForUGUI/compare/v4.10.6...v4.10.7) (2025-01-14)
+
+
+### Bug Fixes
+
+* editor crashed on exit play mode (editor, windows) ([47ee45c](https://github.com/mob-sakai/ParticleEffectForUGUI/commit/47ee45cbbe651a8f87ca2b8a3948f8b88db8211e)), closes [#351](https://github.com/mob-sakai/ParticleEffectForUGUI/issues/351)
+
+## [4.10.6](https://github.com/mob-sakai/ParticleEffectForUGUI/compare/v4.10.5...v4.10.6) (2025-01-03)


 ### Bug Fixes
@@ -27,19 +77,6 @@
 * sub-emitter particles may not render correctly in certain scenarios ([8276684](https://github.com/mob-sakai/ParticleEffectForUGUI/commit/8276684c3b1646f0490ed64557547ba15281664a)), closes [#348](https://github.com/mob-sakai/ParticleEffectForUGUI/issues/348)
 * sub-emitter's `inherit velocity` module doubles at runtime ([67de3d1](https://github.com/mob-sakai/ParticleEffectForUGUI/commit/67de3d1bd3e16dc9b564625cb990c53d75769506)), closes [#349](https://github.com/mob-sakai/ParticleEffectForUGUI/issues/349)

-# [5.0.0-preview.13](https://github.com/mob-sakai/ParticleEffectForUGUI/compare/5.0.0-preview.12...5.0.0-preview.13) (2025-01-03)
-
-
-### Features
-
-* change the default value of `UIParticle.scale` from `10` to `1` ([9955eef](https://github.com/mob-sakai/ParticleEffectForUGUI/commit/9955eefdc22cf565502f85c87cd2efd3a25fbe50))
-* UIParticle no longer inherits from MaskableGraphic ([c09bfb8](https://github.com/mob-sakai/ParticleEffectForUGUI/commit/c09bfb81abc9179bf5fc49d29eaf7fc4ed01a4dc))
-
-
-### BREAKING CHANGES
-
-* Some members inherited from MaskableGraphic will no longer be available.
-
 ## [4.10.5](https://github.com/mob-sakai/ParticleEffectForUGUI/compare/v4.10.4...v4.10.5) (2024-12-23)


--- a/Packages/src/Editor/AnimatablePropertyEditor.cs
+++ b/Packages/src/Editor/AnimatablePropertyEditor.cs
@@ -78,10 +78,19 @@ namespace Coffee.UIExtensions
                var mat = mats[j];
                if (mat == null || mat.shader == null) continue;

+#if UNITY_6000_5_OR_NEWER
+                for (var i = 0; i < mat.shader.GetPropertyCount(); i++)
+#else
                for (var i = 0; i < ShaderUtil.GetPropertyCount(mat.shader); i++)
+#endif
                {
+#if UNITY_6000_5_OR_NEWER
+                    var name = mat.shader.GetPropertyName(i);
+                    var type = (AnimatableProperty.ShaderPropertyType)mat.shader.GetPropertyType(i);
+#else
                    var name = ShaderUtil.GetPropertyName(mat.shader, i);
                    var type = (AnimatableProperty.ShaderPropertyType)ShaderUtil.GetPropertyType(mat.shader, i);
+#endif
                    if (!s_Names.Add(name)) continue;

                    AddMenu(gm, sp, new ShaderProperty(name, type), true);
--- a/Packages/src/Editor/UIParticleEditor.cs
+++ b/Packages/src/Editor/UIParticleEditor.cs
@@ -2,6 +2,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text.RegularExpressions;
 using UnityEditor;
+using UnityEditor.UI;
 using UnityEditorInternal;
 using UnityEngine;
 using UnityEngine.Profiling;
@@ -25,7 +26,7 @@ namespace Coffee.UIExtensions
 {
    [CustomEditor(typeof(UIParticle))]
    [CanEditMultipleObjects]
-    internal class UIParticleEditor : Editor
+    internal class UIParticleEditor : GraphicEditor
    {
        internal class State : ScriptableSingleton<State>
        {
@@ -86,8 +87,10 @@ namespace Coffee.UIExtensions
        /// <summary>
        /// This function is called when the object becomes enabled and active.
        /// </summary>
-        private void OnEnable()
+        protected override void OnEnable()
        {
+            base.OnEnable();
+
            _maskable = serializedObject.FindProperty("m_Maskable");
            _scale3D = serializedObject.FindProperty("m_Scale3D");
            _animatableProperties = serializedObject.FindProperty("m_AnimatableProperties");
@@ -461,11 +464,9 @@ namespace Coffee.UIExtensions
        {
            if (!p || (ignoreCurrent && target == p)) return;

-            Misc.DestroyImmediate(p);
-            if (p.TryGetComponent<CanvasRenderer>(out var cr))
-            {
-                Misc.DestroyImmediate(cr);
-            }
+            var cr = p.canvasRenderer;
+            DestroyImmediate(p);
+            DestroyImmediate(cr);

 #if UNITY_2018_3_OR_NEWER
            var stage = PrefabStageUtility.GetCurrentPrefabStage();
--- a/Packages/src/Editor/UIParticleMenu.cs
+++ b/Packages/src/Editor/UIParticleMenu.cs
@@ -6,11 +6,22 @@ namespace Coffee.UIExtensions
 {
    internal class UIParticleMenu
    {
-        [MenuItem("GameObject/UI/Particle System (Empty)", false, 2018)]
+#if UNITY_6000_5_OR_NEWER
+        private const string k_MenuPathToCreateParticleSystem = "GameObject/Visual Effects/Particle System";
+#else
+        private const string k_MenuPathToCreateParticleSystem = "GameObject/Effects/Particle System";
+#endif
+#if UNITY_6000_3_OR_NEWER
+        private const string k_MenuPathForUgui = "GameObject/UI (Canvas)";
+#else
+        private const string k_MenuPathForUgui = "GameObject/UI";
+#endif
+
+        [MenuItem(k_MenuPathForUgui + "/Particle System (Empty)", false, 2018)]
        private static void AddParticleEmpty(MenuCommand menuCommand)
        {
            // Create empty UI element.
-            EditorApplication.ExecuteMenuItem("GameObject/UI/Image");
+            EditorApplication.ExecuteMenuItem(k_MenuPathForUgui + "/Image");
            var ui = Selection.activeGameObject;
            Object.DestroyImmediate(ui.GetComponent<Image>());

@@ -21,7 +32,7 @@ namespace Coffee.UIExtensions
            uiParticle.rectTransform.sizeDelta = Vector2.zero;
        }

-        [MenuItem("GameObject/UI/Particle System", false, 2019)]
+        [MenuItem(k_MenuPathForUgui + "/Particle System", false, 2019)]
        private static void AddParticle(MenuCommand menuCommand)
        {
            // Create empty UIEffect.
@@ -29,7 +40,7 @@ namespace Coffee.UIExtensions
            var uiParticle = Selection.activeGameObject.GetComponent<UIParticle>();

            // Create ParticleSystem.
-            EditorApplication.ExecuteMenuItem("GameObject/Effects/Particle System");
+            EditorApplication.ExecuteMenuItem(k_MenuPathToCreateParticleSystem);
            var ps = Selection.activeGameObject;
            ps.transform.SetParent(uiParticle.transform, false);
            ps.transform.localPosition = Vector3.zero;
--- a/Packages/src/README.md
+++ b/Packages/src/README.md
@@ -1,9 +1,9 @@
-# <img alt="UIParticleIcon" src="https://github.com/mob-sakai/ParticleEffectForUGUI/assets/12690315/d76e105e-a840-4f61-a1f6-8cf311c0812d" width="26"/> UI Particle v5 <!-- omit in toc -->
+# <img alt="UIParticleIcon" src="https://github.com/mob-sakai/ParticleEffectForUGUI/assets/12690315/d76e105e-a840-4f61-a1f6-8cf311c0812d" width="26"/> Particle Effect For UGUI (UI Particle) <!-- omit in toc -->

 [![](https://img.shields.io/npm/v/com.coffee.ui-particle?label=openupm&registry_uri=https://package.openupm.com)](https://openupm.com/packages/com.coffee.ui-particle/)
 [![](https://img.shields.io/github/v/release/mob-sakai/ParticleEffectForUGUI)](https://github.com/mob-sakai/ParticleEffectForUGUI/releases)
 [![](https://img.shields.io/github/license/mob-sakai/ParticleEffectForUGUI.svg)](https://github.com/mob-sakai/ParticleEffectForUGUI/blob/main/LICENSE.md)  
-![](https://img.shields.io/badge/Unity-2019.3+-57b9d3.svg?style=flat&logo=unity)
+![](https://img.shields.io/badge/Unity-2018.2+-57b9d3.svg?style=flat&logo=unity)
 ![](https://img.shields.io/badge/uGUI_2.0_Ready-57b9d3.svg?style=flat)
 ![](https://img.shields.io/badge/UPR%2FHDPR_Ready-57b9d3.svg?style=flat)  
 ![](https://github.com/mob-sakai/ParticleEffectForUGUI/actions/workflows/test.yml/badge.svg?branch=develop)
@@ -11,7 +11,7 @@
 [![](https://img.shields.io/github/watchers/mob-sakai/ParticleEffectForUGUI.svg?style=social&label=Watch)](https://github.com/mob-sakai/ParticleEffectForUGUI/subscription)
 [![](https://img.shields.io/twitter/follow/mob_sakai.svg?label=Follow&style=social)](https://twitter.com/intent/follow?screen_name=mob_sakai)

-<< [📝 Description](#-description-) | [📌 Key Features](#-key-features) | [🎮 Demo](#-demo) | [⚙ Installation](#-installation) | [🔄 Upgrading to 5.x](#-upgrading-from-3x4x-to-5x) | [🚀 Usage](#-usage) | [🛠 Development Note](#-development-note) | [🤝 Contributing](#-contributing) >>
+<< [📝 Description](#-description-) | [📌 Key Features](#-key-features) | [🎮 Demo](#-demo) | [⚙ Installation](#-installation) | [🚀 Usage](#-usage) | [🛠 Development Note](#-development-note) | [🤝 Contributing](#-contributing) >>

 ## 📝 Description <!-- omit in toc -->

@@ -26,9 +26,7 @@ You can render, mask, and sort your `ParticleSystems` for UI without the need fo
    - [Install via OpenUPM](#install-via-openupm)
    - [Install via UPM (with Package Manager UI)](#install-via-upm-with-package-manager-ui)
    - [Install via UPM (Manually)](#install-via-upm-manually)
-  - [Install as Embedded Package](#install-as-embedded-package)
- [🔄 Upgrading from v3/v4 to v5](#-upgrading-from-v3v4-to-v5)
-  - [Breaking Changes](#breaking-changes)
+    - [Install as Embedded Package](#install-as-embedded-package)
 - [🚀 Usage](#-usage)
  - [Component: UIParticle](#component-uiparticle)
  - [Basic Usage](#basic-usage)
@@ -106,7 +104,7 @@ You can render, mask, and sort your `ParticleSystems` for UI without the need fo

 ## ⚙ Installation

-_This package requires **Unity 2019.3 or later**._
+_This package requires **Unity 2018.3 or later**._

 #### Install via OpenUPM

@@ -118,16 +116,16 @@ _This package requires **Unity 2019.3 or later**._
  ```
 - To update the package, use Package Manager UI (`Window > Package Manager`) or run the following command with `@{version}`:
  ```
-  openupm add com.coffee.ui-particle@5.0.0
+  openupm add com.coffee.ui-particle@4.9.0
  ```

 #### Install via UPM (with Package Manager UI)

 - Click `Window > Package Manager` to open Package Manager UI.
- Click `+ > Add package from git URL...` and input the repository URL: `https://github.com/mob-sakai/ParticleEffectForUGUI.git?path=Packages/src`  
+- Click `+ > Add package from git URL...` and input the repository URL: `https://github.com/mob-sakai/ParticleEffectForUGUI.git`  
  ![](https://github.com/user-attachments/assets/f88f47ad-c606-44bd-9e86-ee3f72eac548)
 - To update the package, change suffix `#{version}` to the target version.
-  - e.g. `https://github.com/mob-sakai/ParticleEffectForUGUI.git?path=Packages/src#5.0.0`
+  - e.g. `https://github.com/mob-sakai/ParticleEffectForUGUI.git#4.9.0`

 #### Install via UPM (Manually)

@@ -135,41 +133,22 @@ _This package requires **Unity 2019.3 or later**._
  ```json
  {
    "dependencies": {
-      "com.coffee.ui-particle": "https://github.com/mob-sakai/ParticleEffectForUGUI.git?path=Packages/src",
+      "com.coffee.ui-particle": "https://github.com/mob-sakai/ParticleEffectForUGUI.git",
      ...
    }
  }
  ```

 - To update the package, change suffix `#{version}` to the target version.
-  - e.g. `"com.coffee.ui-particle": "https://github.com/mob-sakai/ParticleEffectForUGUI.git?path=Packages/src#5.0.0",`
+  - e.g. `"com.coffee.ui-particle": "https://github.com/mob-sakai/ParticleEffectForUGUI.git#4.9.0",`

-### Install as Embedded Package
+#### Install as Embedded Package

-1. Download the `Source code (zip)` file from [Releases](https://github.com/mob-sakai/ParticleEffectForUGUI/releases) and
-   extract it.
-2. Move the `<extracted_dir>/Packages/src` directory into your project's `Packages` directory.  
-   ![](https://github.com/user-attachments/assets/187cbcbe-5922-4ed5-acec-cf19aa17d208)
-    - You can rename the `src` directory if needed.
-    - If you intend to fix bugs or add features, installing it as an embedded package is recommended.
-    - To update the package, re-download it and replace the existing contents.
-
-<br><br>
-
-## 🔄 Upgrading from v3/v4 to v5
-
-### Breaking Changes
-
- The default value of `UIParticle.scale` has been changed from `10` to `1`.
- `UIParticle` no longer inherits from `MaskableGraphic`.
- If you are installing via git URL, add `?path=Packages/src`.
-   ```json
-   // v3/v4
-   "com.coffee.ui-particle": "https://github.com/mob-sakai/ParticleEffectForUGUI.git",
-   
-   // v5
-   "com.coffee.ui-particle": "https://github.com/mob-sakai/ParticleEffectForUGUI.git?path=Packages/src",
-   ```
+1. Download a source code zip file from [Releases](https://github.com/mob-sakai/ParticleEffectForUGUI/releases) and extract it.
+2. Place it in your project's `Packages` directory.  
+   ![](https://github.com/mob-sakai/mob-sakai/assets/12690315/0b7484b4-5fca-43b0-a9ef-e5dbd99bcdb4)
+- If you want to fix bugs or add features, install it as an embedded package.
+- To update the package, you need to re-download it and replace the contents.

 <br><br>

--- a/Packages/src/Runtime/AnimatableProperty.cs
+++ b/Packages/src/Runtime/AnimatableProperty.cs
@@ -37,37 +37,17 @@ namespace Coffee.UIExtensions
            switch (type)
            {
                case ShaderPropertyType.Color:
-                    var color = mpb.GetColor(id);
-                    if (color != default)
-                    {
-                        material.SetColor(id, color);
-                    }
-
+                    material.SetColor(id, mpb.GetColor(id));
                    break;
                case ShaderPropertyType.Vector:
-                    var vector = mpb.GetVector(id);
-                    if (vector != default)
-                    {
-                        material.SetVector(id, vector);
-                    }
-
+                    material.SetVector(id, mpb.GetVector(id));
                    break;
                case ShaderPropertyType.Float:
                case ShaderPropertyType.Range:
-                    var value = mpb.GetFloat(id);
-                    if (!Mathf.Approximately(value, 0))
-                    {
-                        material.SetFloat(id, value);
-                    }
-
+                    material.SetFloat(id,  mpb.GetFloat(id));
                    break;
                case ShaderPropertyType.Texture:
-                    var tex = mpb.GetTexture(id);
-                    if (tex != default(Texture))
-                    {
-                        material.SetTexture(id, tex);
-                    }
-
+                    material.SetTexture(id, mpb.GetTexture(id));
                    break;
            }
        }
--- a/Packages/src/Runtime/Internal/Extensions/ComponentExtensions.cs
+++ b/Packages/src/Runtime/Internal/Extensions/ComponentExtensions.cs
@@ -184,7 +184,7 @@ namespace Coffee.UIParticleInternal
        /// <summary>
        /// Verify whether it can be converted to the specified component.
        /// </summary>
-            internal static bool CanConvertTo<T>(this Object context) where T : MonoBehaviour
+        internal static bool CanConvertTo<T>(this Object context) where T : MonoBehaviour
        {
            return context != null && context.GetType() != typeof(T);
        }
--- a/Packages/src/Runtime/Internal/ProjectSettings/PreloadedProjectSettings.cs
+++ b/Packages/src/Runtime/Internal/ProjectSettings/PreloadedProjectSettings.cs
@@ -158,6 +158,8 @@ namespace Coffee.UIParticleInternal

        private void OnPlayModeStateChanged(PlayModeStateChange state)
        {
+            if (!this) return;
+
            switch (state)
            {
                case PlayModeStateChange.ExitingEditMode:
--- a/Packages/src/Runtime/Internal/Utilities/Logging.cs
+++ b/Packages/src/Runtime/Internal/Utilities/Logging.cs
@@ -11,7 +11,7 @@ using Conditional = System.Diagnostics.ConditionalAttribute;

 namespace Coffee.UIParticleInternal
 {
-    internal static class Logging
+    internal static class Logger
    {
 #if !ENABLE_COFFEE_LOGGER
        private const string k_DisableSymbol = "DISABLE_COFFEE_LOGGER";
--- a/Packages/src/Runtime/Internal/Utilities/Logger.cs.meta
+++ b/Packages/src/Runtime/Internal/Utilities/Logger.cs.meta
@@ -0,0 +1,2 @@
+fileFormatVersion: 2
+guid: 4f9f22bb079324476b1473030ad9fec3
--- a/Packages/src/Runtime/Internal/Utilities/Logging.cs.meta
+++ b/Packages/src/Runtime/Internal/Utilities/Logging.cs.meta
@@ -1,11 +0,0 @@
-fileFormatVersion: 2
-guid: 8255313895da84e7cbdc876be3795334
-MonoImporter:
-  externalObjects: {}
-  serializedVersion: 2
-  defaultReferences: []
-  executionOrder: 0
-  icon: {instanceID: 0}
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 
--- a/Packages/src/Runtime/Internal/Utilities/Misc.cs
+++ b/Packages/src/Runtime/Internal/Utilities/Misc.cs
@@ -20,7 +20,9 @@ namespace Coffee.UIParticleInternal
    {
        public static T[] FindObjectsOfType<T>() where T : Object
        {
-#if UNITY_2023_1_OR_NEWER
+#if UNITY_6000_4_OR_NEWER
+            return Object.FindObjectsByType<T>(FindObjectsInactive.Include);
+#elif UNITY_2023_1_OR_NEWER
            return Object.FindObjectsByType<T>(FindObjectsInactive.Include, FindObjectsSortMode.None);
 #else
            return Object.FindObjectsOfType<T>();
--- a/Packages/src/Runtime/Internal/Utilities/ObjectPool.cs
+++ b/Packages/src/Runtime/Internal/Utilities/ObjectPool.cs
@@ -34,7 +34,7 @@ namespace Coffee.UIParticleInternal
            }

            // If there are no instances in the pool, create a new one.
-            Logging.Log(this, $"A new instance is created (pooled: {_pool.CountInactive}, created: {_pool.CountAll}).");
+            Logger.Log(this, $"A new instance is created (pooled: {_pool.CountInactive}, created: {_pool.CountAll}).");
            return _pool.Get();
        }

@@ -47,7 +47,7 @@ namespace Coffee.UIParticleInternal
            if (instance == null) return; // Ignore if already pooled or null.

            _pool.Release(instance);
-            Logging.Log(this, $"An instance is released (pooled: {_pool.CountInactive}, created: {_pool.CountAll}).");
+            Logger.Log(this, $"An instance is released (pooled: {_pool.CountInactive}, created: {_pool.CountAll}).");
            instance = default; // Set the reference to null.
        }
 #else
@@ -80,7 +80,7 @@ namespace Coffee.UIParticleInternal
            }

            // If there are no instances in the pool, create a new one.
-            Logging.Log(this, $"A new instance is created (pooled: {_pool.Count}, created: {++_count}).");
+            Logger.Log(this, $"A new instance is created (pooled: {_pool.Count}, created: {++_count}).");
            return _onCreate();
        }

@@ -94,7 +94,7 @@ namespace Coffee.UIParticleInternal

            _onReturn(instance); // Return the instance to the pool.
            _pool.Push(instance);
-            Logging.Log(this, $"An instance is released (pooled: {_pool.Count}, created: {_count}).");
+            Logger.Log(this, $"An instance is released (pooled: {_pool.Count}, created: {_count}).");
            instance = default; // Set the reference to null.
        }
 #endif
--- a/Packages/src/Runtime/Internal/Utilities/ObjectRepository.cs
+++ b/Packages/src/Runtime/Internal/Utilities/ObjectRepository.cs
@@ -103,7 +103,7 @@ namespace Coffee.UIParticleInternal
                    Release(ref obj);
                    ++entry.reference;
                    obj = entry.storedObject;
-                    Logging.Log(_name, $"Get(total#{count}): {entry}");
+                    Logger.Log(_name, $"Get(total#{count}): {entry}");
                }

                Profiler.EndSample();
@@ -130,8 +130,8 @@ namespace Coffee.UIParticleInternal
            newEntry.hash = hash;
            newEntry.reference = 1;
            _cache[hash] = newEntry;
-            _objectKey[newObject.GetInstanceID()] = hash;
-            Logging.Log(_name, $"<color=#03c700>Add</color>(total#{count}): {newEntry}");
+            _objectKey[newObject.GetHashCode()] = hash;
+            Logger.Log(_name, $"<color=#03c700>Add</color>(total#{count}): {newEntry}");
            Release(ref obj);
            obj = newObject;
            Profiler.EndSample();
@@ -146,7 +146,7 @@ namespace Coffee.UIParticleInternal

            // Find and release the entry.
            Profiler.BeginSample("(COF)[ObjectRepository] Release");
-            var id = obj.GetInstanceID();
+            var id = obj.GetHashCode();
            if (_objectKey.TryGetValue(id, out var hash)
                && _cache.TryGetValue(hash, out var entry))
            {
@@ -157,12 +157,12 @@ namespace Coffee.UIParticleInternal
                }
                else
                {
-                    Logging.Log(_name, $"Release(total#{_cache.Count}): {entry}");
+                    Logger.Log(_name, $"Release(total#{_cache.Count}): {entry}");
                }
            }
            else
            {
-                Logging.Log(_name, $"Release(total#{_cache.Count}): <color=red>Already released: {obj}</color>");
+                Logger.Log(_name, $"Release(total#{_cache.Count}): <color=red>Already released: {obj}</color>");
            }

            obj = null;
@@ -175,10 +175,10 @@ namespace Coffee.UIParticleInternal

            Profiler.BeginSample("(COF)[ObjectRepository] Remove");
            _cache.Remove(entry.hash);
-            _objectKey.Remove(entry.storedObject.GetInstanceID());
+            _objectKey.Remove(entry.storedObject.GetHashCode());
            _pool.Push(entry);
            entry.reference = 0;
-            Logging.Log(_name, $"<color=#f29e03>Remove</color>(total#{_cache.Count}): {entry}");
+            Logger.Log(_name, $"<color=#f29e03>Remove</color>(total#{_cache.Count}): {entry}");
            entry.Release(_onRelease);
            Profiler.EndSample();
        }
--- a/Packages/src/Runtime/Internal/Utilities/UIExtraCallbacks.cs
+++ b/Packages/src/Runtime/Internal/Utilities/UIExtraCallbacks.cs
@@ -1,4 +1,5 @@
 using System;
+using System.Reflection;
 using UnityEditor;
 using UnityEngine;
 using UnityEngine.UI;
@@ -20,7 +21,7 @@ namespace Coffee.UIParticleInternal
        static UIExtraCallbacks()
        {
            Canvas.willRenderCanvases += OnBeforeCanvasRebuild;
-            Logging.LogMulticast(typeof(Canvas), "willRenderCanvases", message: "ctor");
+            Logger.LogMulticast(typeof(Canvas), "willRenderCanvases", message: "ctor");
        }

        /// <summary>
@@ -67,9 +68,17 @@ namespace Coffee.UIParticleInternal
            if (s_IsInitializedAfterCanvasRebuild) return;
            s_IsInitializedAfterCanvasRebuild = true;

+            // Explicitly set `Canvas.willRenderCanvases += CanvasUpdateRegistry.PerformUpdate`.
            CanvasUpdateRegistry.IsRebuildingLayout();
+#if TMP_ENABLE
+            // Explicitly set `Canvas.willRenderCanvases += TMP_UpdateManager.DoRebuilds`.
+            typeof(TMPro.TMP_UpdateManager)
+                .GetProperty("instance", BindingFlags.NonPublic | BindingFlags.Static)
+                .GetValue(null);
+#endif
+            Canvas.willRenderCanvases -= OnAfterCanvasRebuild;
            Canvas.willRenderCanvases += OnAfterCanvasRebuild;
-            Logging.LogMulticast(typeof(Canvas), "willRenderCanvases",
+            Logger.LogMulticast(typeof(Canvas), "willRenderCanvases",
                message: "InitializeAfterCanvasRebuild");
        }

--- a/Packages/src/Runtime/UIParticle.cs
+++ b/Packages/src/Runtime/UIParticle.cs
@@ -3,9 +3,9 @@ using System.Collections.Generic;
 using System.Runtime.CompilerServices;
 using Coffee.UIParticleInternal;
 using UnityEngine;
-using UnityEngine.EventSystems;
 using UnityEngine.Rendering;
 using UnityEngine.Serialization;
+using UnityEngine.UI;
 using Random = UnityEngine.Random;

 [assembly: InternalsVisibleTo("Coffee.UIParticle.Editor")]
@@ -22,7 +22,7 @@ namespace Coffee.UIExtensions
    [ExecuteAlways]
    [RequireComponent(typeof(RectTransform))]
    [RequireComponent(typeof(CanvasRenderer))]
-    public class UIParticle : UIBehaviour, ISerializationCallbackReceiver
+    public class UIParticle : MaskableGraphic, ISerializationCallbackReceiver
    {
        public enum AutoScalingMode
        {
@@ -64,7 +64,7 @@ namespace Coffee.UIExtensions

        [Tooltip("Scale the rendering particles. When the `3D` toggle is enabled, 3D scale (x, y, z) is supported.")]
        [SerializeField]
-        private Vector3 m_Scale3D = new Vector3(1, 1, 1);
+        private Vector3 m_Scale3D = new Vector3(10, 10, 10);

        [Tooltip("If you want to update material properties (e.g. _MainTex_ST, _Color) in AnimationClip, " +
                 "use this to mark as animatable.")]
@@ -125,48 +125,20 @@ namespace Coffee.UIExtensions
        [Tooltip("Time scale multiplier.")]
        private float m_TimeScaleMultiplier = 1;

-        [SerializeField]
-        private bool m_Maskable = true;
-
        private readonly List<UIParticleRenderer> _renderers = new List<UIParticleRenderer>();
        private Camera _bakeCamera;
-        private Canvas _canvas;
        private int _groupId;
        private bool _isScaleStored;
        private Vector3 _storedScale;
        private DrivenRectTransformTracker _tracker;

-        public RectTransform rectTransform => transform as RectTransform;
-
-        public Canvas canvas
-        {
-            get
-            {
-                if (_canvas) return _canvas;
-
-                var tr = transform;
-                while (tr && !_canvas)
-                {
-                    if (tr.TryGetComponent(out _canvas)) return _canvas;
-                    tr = tr.parent;
-                }
-
-                return null;
-            }
-        }
-
        /// <summary>
-        /// Does this graphic allow masking.
+        /// Should this graphic be considered a target for ray-casting?
        /// </summary>
-        public bool maskable
+        public override bool raycastTarget
        {
-            get => m_Maskable;
-            set
-            {
-                if (value == m_Maskable) return;
-                m_Maskable = value;
-                UpdateRendererMaterial();
-            }
+            get => false;
+            set { }
        }

        /// <summary>
@@ -352,15 +324,15 @@ namespace Coffee.UIExtensions

        public Vector3 parentScale { get; private set; }

-        private Vector3 canvasScale { get; set; }
+        public Vector3 canvasScale { get; private set; }

        protected override void OnEnable()
        {
            _isScaleStored = false;
            ResetGroupId();
            UIParticleUpdater.Register(this);
+            RegisterDirtyMaterialCallback(UpdateRendererMaterial);

-            //
            if (0 < particles.Count)
            {
                RefreshParticles(particles);
@@ -370,7 +342,7 @@ namespace Coffee.UIExtensions
                RefreshParticles();
            }

-            UpdateRendererMaterial();
+            base.OnEnable();
        }

        /// <summary>
@@ -386,16 +358,11 @@ namespace Coffee.UIExtensions

            _isScaleStored = false;
            UIParticleUpdater.Unregister(this);
+            _renderers.RemoveAll(r => r == null);
            _renderers.ForEach(r => r.Reset());
-            _canvas = null;
-        }
+            UnregisterDirtyMaterialCallback(UpdateRendererMaterial);

-        /// <summary>
-        /// Called when the state of the parent Canvas is changed.
-        /// </summary>
-        protected override void OnCanvasHierarchyChanged()
-        {
-            _canvas = null;
+            base.OnDisable();
        }

        /// <summary>
@@ -405,14 +372,6 @@ namespace Coffee.UIExtensions
        {
        }

-        /// <summary>
-        /// This function is called when a direct or indirect parent of the transform of the GameObject has changed.
-        /// </summary>
-        protected override void OnTransformParentChanged()
-        {
-            _canvas = null;
-        }
-
        void ISerializationCallbackReceiver.OnBeforeSerialize()
        {
        }
@@ -709,6 +668,17 @@ namespace Coffee.UIExtensions
                : Random.Range(m_GroupId, m_GroupMaxId + 1);
        }

+        protected override void UpdateMaterial()
+        {
+        }
+
+        /// <summary>
+        /// Call to update the geometry of the Graphic onto the CanvasRenderer.
+        /// </summary>
+        protected override void UpdateGeometry()
+        {
+        }
+
        private void UpdateRendererMaterial()
        {
            for (var i = 0; i < _renderers.Count; i++)
--- a/Packages/src/Runtime/UIParticleRenderer.cs
+++ b/Packages/src/Runtime/UIParticleRenderer.cs
@@ -30,6 +30,7 @@ namespace Coffee.UIExtensions
        private int _index;
        private bool _isPrevStored;
        private bool _isTrail;
+        private bool _meshCleared;
        private Bounds _lastBounds;
        private Material _materialForRendering;
        private Material _modifiedMaterial;
@@ -205,9 +206,9 @@ namespace Coffee.UIExtensions
            }

            var hash = new Hash128(
-                modifiedMaterial ? (uint)modifiedMaterial.GetInstanceID() : 0,
-                texture ? (uint)texture.GetInstanceID() : 0,
-                0 < _parent.m_AnimatableProperties.Length ? (uint)GetInstanceID() : 0,
+                modifiedMaterial ? (uint)modifiedMaterial.GetHashCode() : 0,
+                texture ? (uint)texture.GetHashCode() : 0,
+                0 < _parent.m_AnimatableProperties.Length ? (uint)GetHashCode() : 0,
 #if UNITY_EDITOR
                (uint)EditorJsonUtility.ToJson(modifiedMaterial).GetHashCode()
 #else
@@ -285,10 +286,14 @@ namespace Coffee.UIExtensions
                || (_isTrail && !_particleSystem.trails.enabled) // Trail, but it is not enabled.
            )
            {
+                // Skip clearing the mesh if it's already cleared.
+                if (_meshCleared) return;
+
                Profiler.BeginSample("[UIParticleRenderer] Clear Mesh");
                workerMesh.Clear();
                canvasRenderer.SetMesh(workerMesh);
                _lastBounds = new Bounds();
+                _meshCleared = true;
                Profiler.EndSample();

                return;
@@ -312,6 +317,7 @@ namespace Coffee.UIExtensions
            //     customData.SetVector(ParticleSystemCustomData.Custom2, 3, 0);
            // }

+            _meshCleared = false;
            var main = _particleSystem.main;
            var scale = GetWorldScale();
            var psPos = _particleSystem.transform.position;
--- a/Packages/src/Runtime/Utilities/ParticleSystemExtensions.cs
+++ b/Packages/src/Runtime/Utilities/ParticleSystemExtensions.cs
@@ -92,7 +92,7 @@ namespace Coffee.UIParticleInternal

                if (sortByMaterial)
                {
-                    return aMat.GetInstanceID() - bMat.GetInstanceID();
+                    return aMat.GetHashCode() - bMat.GetHashCode();
                }

                if (aMat.renderQueue != bMat.renderQueue)
@@ -131,7 +131,7 @@ namespace Coffee.UIParticleInternal
        {
            for (var i = 0; i < list.Count; i++)
            {
-                if (list[i].GetInstanceID() == ps.GetInstanceID())
+                if (list[i].GetHashCode() == ps.GetHashCode())
                {
                    return i;
                }
--- a/Packages/src/package.json
+++ b/Packages/src/package.json
@@ -2,8 +2,8 @@
  "name": "com.coffee.ui-particle",
  "displayName": "UI Particle",
  "description": "This package provides a component to render particle effects for uGUI.\nThe particle rendering is maskable and sortable, without the need for an extra Camera, RenderTexture, or Canvas.",
-  "version": "5.0.0-preview.16",
-  "unity": "2019.3",
+  "version": "4.12.2",
+  "unity": "2018.2",
  "license": "MIT",
  "repository": {
    "type": "git",
Author	SHA1	Message	Date
semantic-release-bot	18175c040e	chore(release): 4.12.2 [skip ci] ## [4.12.2](https://github.com/mob-sakai/ParticleEffectForUGUI/compare/v4.12.1...v4.12.2) (2026-06-08) ### Bug Fixes * add `meshCleared` flag to optimize mesh clearing ([`859fa20`](`859fa20d29`)) * fix Unity6.5 compile errors and warnings ([`a5ee687`](`a5ee687821`)), closes [#400](https://github.com/mob-sakai/ParticleEffectForUGUI/issues/400) * potential access to UIParticleRenderer that has already been destroyed ([`b740dd6`](`b740dd662d`)), closes [#403](https://github.com/mob-sakai/ParticleEffectForUGUI/issues/403) * updated support for some changed menu paths ([`f8ac986`](`f8ac9869f1`)), closes [#397](https://github.com/mob-sakai/ParticleEffectForUGUI/issues/397)	2026-06-08 13:33:41 +00:00
mob-sakai	9cd47c32bc	chore: ignore alpha for test	2026-06-08 22:33:03 +09:00
mob-sakai	48b38ec34f	update internal code	2026-06-08 15:55:42 +09:00
mob-sakai	b740dd662d	fix: potential access to UIParticleRenderer that has already been destroyed close #403	2026-06-08 13:28:24 +09:00
tako	f8ac9869f1	fix: updated support for some changed menu paths close #397	2026-06-08 13:28:24 +09:00
tako	a5ee687821	fix: fix Unity6.5 compile errors and warnings close #400	2026-06-08 13:28:24 +09:00
Minhyuk Kim	859fa20d29	fix: add `meshCleared` flag to optimize mesh clearing	2026-06-08 11:33:57 +09:00