Auto increment pre-release version to 2.3.3-pre.1 [skip ci]

Feature/workflows

.github/workflows/getpackageversionfrompackage.yml

@@ -25,11 +25,11 @@ jobs:
       - name: Script Version
         run: |
           echo "::group::Script Versioning"
-          $scriptVersion = "1.0.0"
+          $scriptVersion = "1.0.1"
           echo "Build Script Version: $scriptVersion"
           echo "::endgroup::"
         shell: pwsh
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           submodules: recursive
           clean: true

.github/workflows/rununitybuildmultiversion.yml

@@ -64,26 +64,30 @@ jobs:
             unityVersion: 2022.3
             build-target: WSAPlayer
           - os: windows
-            unityVersion: 2023.1
+            unityVersion: 6000.0
             build-target: Android
-          - os: macOS
-            unityVersion: 2023.1
-            build-target: iOS
           - os: windows
-            unityVersion: 2023.1
+            unityVersion: 6000.0
             build-target: StandaloneWindows64
           - os: windows
-            unityVersion: 2023.1
-            build-target: WSAPlayer            
+            unityVersion: 6000.0
+            build-target: WSAPlayer
+          - os: macos
+            unityVersion: 6000.0
+            build-target: iOS
+          - os: macos
+            unityVersion: 6000.0
+            build-target: StandaloneOSX
+
     steps:
       - name: Script Version
         run: |
           echo "::group::Script Versioning"
-          $scriptVersion = "1.0.0"
+          $scriptVersion = "1.0.1"
           echo "Build Script Version: $scriptVersion"
           echo "::endgroup::"
         shell: pwsh     
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           submodules: recursive
           clean: true
@@ -91,8 +95,8 @@ jobs:
       - id: build
         name: 'Run Unity Builds'
         run: |
-          echo "::group::Set Hub and editor locations"
           $unityVersion = '${{ matrix.unityVersion }}'
+          $unityMajorVersion = $unityVersion.Substring(0, 4)
 
           echo "::group::Set Hub and editor locations"
 
@@ -100,43 +104,46 @@ jobs:
           if ( (-not $global:PSVersionTable.Platform) -or ($global:PSVersionTable.Platform -eq "Win32NT") )
           {
             $hubPath = "C:\Program Files\Unity Hub\Unity Hub.exe"
-            $editorRootPath = "C:\Program Files\Unity\Hub\Editor\"
-            $editorFileEx = "\Editor\Unity.exe"
-            $directorySeparatorChar = "\"
 
             #"Unity Hub.exe" -- --headless help
             #. 'C:\Program Files\Unity Hub\Unity Hub.exe' -- --headless help
             function unity-hub 
+            {
+              & $hubPath -- --headless $args.Split(" ") | Out-String
+            }
+            function unity-hub-raw
             {
               & $hubPath -- --headless $args.Split(" ") | Out-String -NoNewline
-            }            
+            }
           }
           elseif ( $global:PSVersionTable.OS.Contains("Darwin") ) 
           {
-            $hubPath = "/Applications/Unity Hub.app/Contents/macOS/Unity Hub"
-            $editorRootPath = "/Applications/Unity/Hub/Editor/"
-            $editorFileEx = "/Unity.app/Contents/macOS/Unity"
-            $directorySeparatorChar = "/"
+            $hubPath = "/Applications/Unity Hub.app/Contents/MacOS/Unity Hub"
 
-            # /Applications/Unity\ Hub.app/Contents/macOS/Unity\ Hub -- --headless help
+            # /Applications/Unity\ Hub.app/Contents/MacOS/Unity\ Hub -- --headless help
             function unity-hub 
+            {
+              & $hubPath -- --headless $args.Split(" ") | Out-String
+            }
+            function unity-hub-raw 
             {
               & $hubPath -- --headless $args.Split(" ") | Out-String -NoNewline
-            }            
+            }
           }
           elseif ( $global:PSVersionTable.OS.Contains("Linux") ) 
           {
             $hubPath = "$HOME/Unity Hub/UnityHub.AppImage"
-            $editorRootPath = "$HOME/Unity/Hub/Editor/"
-            $editorFileEx = "/Editor/Unity"
-            $directorySeparatorChar = "/"
 
             # /UnityHub.AppImage --headless help
             # xvfb-run --auto-servernum "$HOME/Unity Hub/UnityHub.AppImage" --headless help
             function unity-hub 
             {
               xvfb-run --auto-servernum "$hubPath" --headless $args.Split(" ")
-            }            
+            }
+            function unity-hub-raw 
+            {
+              xvfb-run --auto-servernum "$hubPath" --headless $args.Split(" ")
+            }
           }
 
           echo "::endgroup::"
@@ -168,7 +175,7 @@ jobs:
           echo "Requested unity version is {$unityVersion}"
 
           $InstalledUnityVersions = unity-hub editors
-          $editorRootPath = unity-hub ip -g
+          $editorRootPath = unity-hub-raw ip -g
           echo "Installed unity versions are {$InstalledUnityVersions}"
           echo "Unity install path is {$editorRootPath}"
 
@@ -230,7 +237,7 @@ jobs:
           }
           elseif ( $global:PSVersionTable.OS.Contains("Darwin") ) {
             echo 'Building using Mac'
-            $editorFileEx = "/Unity.app/Contents/macOS/Unity"
+            $editorFileEx = "/Unity.app/Contents/MacOS/Unity"
             $editorrunpath = Join-Path $editorRootPath $unityVersion $editorFileEx
 
             function unity-editor {
@@ -267,7 +274,7 @@ jobs:
 
           echo "::endgroup::"
 
-          echo "::group::Setup logging and run Unit tests"          
+          echo "::group::Setup logging and run Unit tests"
 
           # Log detail
           $logDirectory = "Logs"          
@@ -283,14 +290,13 @@ jobs:
 
           # If run manually, the Refname is actually blank, so just use date
           if([string]::IsNullOrEmpty(${GITHUB_REF_NAME})) {
-            $logName = "$logDirectory$directorySeparatorChar$date"
-          }
-          else{          
-            $logName = "$logDirectory$directorySeparatorChar${GITHUB_REF_NAME}-$date"
+            $logName = Join-Path $logDirectory $date
+          }else {
+            $logName = Join-Path $logDirectory ${GITHUB_REF_NAME}-$date
           }
 
-          $logPath = "$logName.log"
-          $testsLogPath = "$logName-tests.xml"
+          $logPath = "$unityMajorVersion_${{ matrix.build-target }}_$logName.log"
+          $testsLogPath = "$unityMajorVersion_${{ matrix.build-target }}_$logName-tests.xml"
 
           echo "Logpath [$logPath]"
           echo "TestsPath [$testsLogPath]"
@@ -313,9 +319,20 @@ jobs:
 
           $TempUnityProjectName = 'P'
 
-          unity-editor '-createProject' $TempUnityProjectName -quit
+          unity-editor '-createProject' $TempUnityProjectName '-logFile' $logPath '-quit'
 
-          $destinationPath = $TempUnityProjectName + $directorySeparatorChar + 'packages'
+          if ( -not (Test-Path "$TempUnityProjectName") )
+          {
+            $ProjectPath = Get-Location
+            Write-Error "Editor failed to create project not Found $ProjectPath/$TempUnityProjectName"
+            exit 1
+          }
+          else {
+            $ProjectPath = Get-Location
+            echo "Editor project created at $ProjectPath/$TempUnityProjectName"
+          }
+
+          $destinationPath = Join-Path $TempUnityProjectName 'packages'
           Move-Item -Path $UPMFolderName -Destination $destinationPath
 
           echo "::endgroup::"
@@ -348,10 +365,9 @@ jobs:
             # Read dependancy input value
             $dependencies = '${{ inputs.dependencies }}'
 
-            if([string]::IsNullOrEmpty('${{ secrets.GIT_USER_NAME }}') -or [string]::IsNullOrEmpty('${{ secrets.GIT_PAT }}')){
+            if([string]::IsNullOrEmpty('${{ github.actor }}') -or [string]::IsNullOrEmpty('${{ secrets.GITHUB_TOKEN }}')){
               echo ""
-              echo "Secrets for GIT_USER_NAME or GIT_PAT missing, please register them with access to this runner"
-              echo "*Note, Organisation secrets are not accessible to Forked repos and need registering in the local fork"
+              echo "Insufficient credentials supplied to activate the workflow"
               exit 1
             }
 
@@ -362,7 +378,7 @@ jobs:
             echo $JSONdependencies
 
             # Read current Manifest json
-            $manifestPath = $destinationPath + $directorySeparatorChar + 'manifest.json'
+            $manifestPath = Join-Path $destinationPath 'manifest.json'
             $projectManifest = Get-Content -Path $manifestPath | ConvertFrom-Json
             $strArray = $projectManifest.dependencies.PsObject.Properties | ForEach-Object {"$($_.Name)@$($_.Value),"}
 
@@ -375,7 +391,7 @@ jobs:
                 $dependencyURL = $_.Value
                 echo "---------------------------------------------"
                 echo "Cloning dependency - Name [$dependencyName] - Path [$dependencyPath] - URL [$dependencyURL]"
-                $cloneURL = "https://${{ secrets.GIT_USER_NAME }}:${{ secrets.GIT_PAT }}@$dependencyURL"
+                $cloneURL = "https://${{ github.actor }}:${{ secrets.GITHUB_TOKEN }}@$dependencyURL"
 
                 echo "cloning $dependencyName from $dependencyURL and moving to $destinationPath"
                 echo "git path - $cloneURL"
@@ -431,7 +447,7 @@ jobs:
 
           echo "::endgroup::"
 
-          echo "::group::Run build"              
+          echo "::group::Run build"
 
           echo "---------------------------------------------"
           echo "Start Testing"
@@ -461,11 +477,10 @@ jobs:
 
             exit $LASTEXITCODE
           }
-          echo "::endgroup::"
 
         shell: pwsh
       - uses: actions/upload-artifact@v3
         if: always()
         with:
-          name: unity-build-log
+          name: unity-build-log-${{ matrix.unityVersion }}-${{ matrix.build-target }}
           path: Logs/**

.github/workflows/rununitysinglebuild.yml

@@ -32,18 +32,17 @@ jobs:
       - name: Script Version
         run: |
           echo "::group::Script Versioning"
-          $scriptVersion = "1.0.0"
+          $scriptVersion = "1.0.1"
           echo "Build Script Version: $scriptVersion"
           echo "::endgroup::"
         shell: pwsh     
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           submodules: recursive
           clean: true
       - id: build
         name: 'Run Unity Builds'
         run: |
-          echo "::group::Set Hub and editor locations"
           $unityVersion = '${{ inputs.unityVersion }}'
 
           echo "::group::Set Hub and editor locations"
@@ -53,8 +52,6 @@ jobs:
           {
             $hubPath = "C:\Program Files\Unity Hub\Unity Hub.exe"
             $editorRootPath = "C:\Program Files\Unity\Hub\Editor\"
-            $editorFileEx = "\Editor\Unity.exe"
-            $directorySeparatorChar = "\"
 
             #"Unity Hub.exe" -- --headless help
             #. 'C:\Program Files\Unity Hub\Unity Hub.exe' -- --headless help
@@ -67,8 +64,6 @@ jobs:
           {
             $hubPath = "/Applications/Unity Hub.app/Contents/MacOS/Unity Hub"
             $editorRootPath = "/Applications/Unity/Hub/Editor/"
-            $editorFileEx = "/Unity.app/Contents/MacOS/Unity"
-            $directorySeparatorChar = "/"
 
             # /Applications/Unity\ Hub.app/Contents/MacOS/Unity\ Hub -- --headless help
             function unity-hub 
@@ -80,8 +75,6 @@ jobs:
           {
             $hubPath = "$HOME/Unity Hub/UnityHub.AppImage"
             $editorRootPath = "$HOME/Unity/Hub/Editor/"
-            $editorFileEx = "/Editor/Unity"
-            $directorySeparatorChar = "/"
 
             # /UnityHub.AppImage --headless help
             # xvfb-run --auto-servernum "$HOME/Unity Hub/UnityHub.AppImage" --headless help
@@ -235,10 +228,9 @@ jobs:
 
           # If run manually, the Refname is actually blank, so just use date
           if([string]::IsNullOrEmpty(${GITHUB_REF_NAME})) {
-            $logName = "$logDirectory$directorySeparatorChar$date"
-          }
-          else{          
-            $logName = "$logDirectory$directorySeparatorChar${GITHUB_REF_NAME}-$date"
+            $logName = Join-Path $logDirectory $date
+          }else {          
+            $logName = Join-Path $logDirectory ${GITHUB_REF_NAME}-$date
           }
 
           $logPath = "$logName.log"
@@ -265,9 +257,20 @@ jobs:
 
           $TempUnityProjectName = 'P'
 
-          unity-editor '-createProject' $TempUnityProjectName -quit
+          unity-editor '-createProject' $TempUnityProjectName '-logFile' $logPath '-quit'
 
-          $destinationPath = $TempUnityProjectName + $directorySeparatorChar + 'packages'
+          if ( -not (Test-Path "$TempUnityProjectName") )
+          {
+            $ProjectPath = Get-Location
+            Write-Error "Editor failed to create project not Found $ProjectPath/$TempUnityProjectName"
+            exit 1
+          }
+          else {
+            $ProjectPath = Get-Location
+            echo "Editor project created at $ProjectPath/$TempUnityProjectName"
+          }
+
+          $destinationPath = Join-Path $TempUnityProjectName 'packages'
           Move-Item -Path $UPMFolderName -Destination $destinationPath
 
           echo "::endgroup::"
@@ -300,10 +303,9 @@ jobs:
             # Read dependancy input value
             $dependencies = '${{ inputs.dependencies }}'
 
-            if([string]::IsNullOrEmpty('${{ secrets.GIT_USER_NAME }}') -or [string]::IsNullOrEmpty('${{ secrets.GIT_PAT }}')){
+            if([string]::IsNullOrEmpty('${{ github.actor }}') -or [string]::IsNullOrEmpty('${{ secrets.GITHUB_TOKEN }}')){
               echo ""
-              echo "Secrets for GIT_USER_NAME or GIT_PAT missing, please register them with access to this runner"
-              echo "*Note, Organisation secrets are not accessible to Forked repos and need registering in the local fork"
+              echo "Insufficient credentials supplied to activate the workflow"
               exit 1
             }
 
@@ -314,7 +316,7 @@ jobs:
             echo $JSONdependencies
 
             # Read current Manifest json
-            $manifestPath = $destinationPath + $directorySeparatorChar + 'manifest.json'
+            $manifestPath = Join-Path $destinationPath 'manifest.json'
             $projectManifest = Get-Content -Path $manifestPath | ConvertFrom-Json
             $strArray = $projectManifest.dependencies.PsObject.Properties | ForEach-Object {"$($_.Name)@$($_.Value),"}
 
@@ -327,7 +329,7 @@ jobs:
                 $dependencyURL = $_.Value
                 echo "---------------------------------------------"
                 echo "Cloning dependency - Name [$dependencyName] - Path [$dependencyPath] - URL [$dependencyURL]"
-                $cloneURL = "https://${{ secrets.GIT_USER_NAME }}:${{ secrets.GIT_PAT }}@$dependencyURL"
+                $cloneURL = "https://${{ github.actor }}:${{ secrets.GITHUB_TOKEN }}@$dependencyURL"
 
                 echo "cloning $dependencyName from $dependencyURL and moving to $destinationPath"
                 echo "git path - $cloneURL"
@@ -413,11 +415,10 @@ jobs:
 
             exit $LASTEXITCODE
           }
-          echo "::endgroup::"
 
         shell: pwsh
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         if: always()
         with:
-          name: unity-build-log
-          path: Logs/**
+          name: unity-build-log-${{ matrix.build-target }}
+          path: Logs/**        

.github/workflows/tagrelease.yml

@@ -27,17 +27,17 @@ jobs:
       - name: Script Version
         run: |
           echo "::group::Script Versioning"
-          $scriptVersion = "1.0.2"
+          $scriptVersion = "1.0.3"
           echo "Build Script Version: $scriptVersion"
           echo "::endgroup::"
         shell: pwsh   
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
           submodules: recursive
           clean: true
           token: ${{ secrets.GIT_PAT }}
-      - uses: actions/setup-node@v3
+      - uses: actions/setup-node@v4
       - name: Set Github vars
         run: |
           if([string]::IsNullOrEmpty('${{ secrets.GIT_USER_NAME }}')){
@@ -74,6 +74,6 @@ jobs:
       - name: Create tag and push
         run: |
           $tagVersion = "${{ inputs.version }}"
-          git tag -fa "v$tagVersion" "${GITHUB_SHA}" -m "v$tagVersion Release [skip ci]"
+          git tag -fa "v$tagVersion" -m "v$tagVersion Release [skip ci]"
           git push origin "v$tagVersion" --force       
         shell: pwsh

.github/workflows/upversionandtagrelease.yml

@@ -31,8 +31,8 @@ on:
         description: "Returns the version of Unity the UPM package requires"
         value: ${{ jobs.packageRelease.outputs.packageversion }}
     secrets:
-      GIT_PAT: 
-        required: true
+      GIT_USER_NAME: 
+        required: false
 
 jobs:
   packageRelease:
@@ -44,18 +44,18 @@ jobs:
       - name: Script Version
         run: |
           echo "::group::Script Versioning"
-          $scriptVersion = "1.0.2"
+          $scriptVersion = "1.0.3"
           echo "Build Script Version: $scriptVersion"
           echo "::endgroup::"
         shell: pwsh   
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           ref: ${{ inputs.target-branch }}
           fetch-depth: 0
           submodules: recursive
           clean: true
           token: ${{ secrets.GIT_PAT }}
-      - uses: actions/setup-node@v3
+      - uses: actions/setup-node@v4
       - name: Set Github vars
         run: |
           if([string]::IsNullOrEmpty('${{ secrets.GIT_USER_NAME }}')){
@@ -176,6 +176,6 @@ jobs:
         if: ${{inputs.createTag == true}}
         run: |
           $outputVersion = '${{steps.getpackageversion.outputs.packageversion }}'
-          git tag -fa "v$outputVersion" "${GITHUB_SHA}" -m "v$outputVersion Release"
+          git tag -fa "v$outputVersion" -m "v$outputVersion Release"
           git push origin "v$outputVersion" --force --tags
         shell: pwsh

Runtime/Scripts/Controls/ReorderableList/ReorderableList.cs

@@ -32,6 +32,9 @@ namespace UnityEngine.UI.Extensions
         [Tooltip("Should items being dragged over this list have their sizes equalized?")]
         public bool EqualizeSizesOnDrag = false;
 
+        [Tooltip("Should items keep the original rotation?")]
+        public bool KeepItemRotation = false;
+
         [Tooltip("Maximum number of items this container can hold")]
         public int maxItems = int.MaxValue;
 

Runtime/Scripts/Controls/ReorderableList/ReorderableListElement.cs

@@ -266,7 +266,10 @@ namespace UnityEngine.UI.Extensions
                 _displacedObjectLE.preferredWidth = _draggingObjectOriginalSize.x;
                 _displacedObjectLE.preferredHeight = _draggingObjectOriginalSize.y;
                 _displacedObject.SetParent(_reorderableList.Content, false);
-                _displacedObject.rotation = _reorderableList.transform.rotation;
+                if (!_reorderableList.KeepItemRotation)
+                {
+                    _displacedObject.rotation = _reorderableList.transform.rotation;
+                }
                 _displacedObject.SetSiblingIndex(_fromIndex);
                 // Force refreshing both lists because otherwise we get inappropriate FromList in ReorderableListEventStruct 
                 _reorderableList.Refresh();
@@ -310,7 +313,10 @@ namespace UnityEngine.UI.Extensions
             _displacedObjectLE.preferredWidth = _displacedObjectOriginalSize.x;
             _displacedObjectLE.preferredHeight = _displacedObjectOriginalSize.y;
             _displacedObject.SetParent(_displacedObjectOriginList.Content, false);
-            _displacedObject.rotation = _displacedObjectOriginList.transform.rotation;
+            if (!_reorderableList.KeepItemRotation)
+            {
+                _displacedObject.rotation = _displacedObjectOriginList.transform.rotation;
+            }
             _displacedObject.SetSiblingIndex(_displacedFromIndex);
             _displacedObject.gameObject.SetActive(true);
 
@@ -382,7 +388,10 @@ namespace UnityEngine.UI.Extensions
 
                     RefreshSizes();
                     _draggingObject.SetParent(_currentReorderableListRaycasted.Content, false);
-                    _draggingObject.rotation = _currentReorderableListRaycasted.transform.rotation;
+                    if (!_reorderableList.KeepItemRotation)
+                    {
+                        _draggingObject.rotation = _currentReorderableListRaycasted.transform.rotation;
+                    }
                     _draggingObject.SetSiblingIndex(_fakeElement.GetSiblingIndex());
 
                     //If the item is transferable, it can be dragged out again
@@ -474,7 +483,10 @@ namespace UnityEngine.UI.Extensions
             {
                 RefreshSizes();
                 _draggingObject.SetParent(_reorderableList.Content, false);
-                _draggingObject.rotation = _reorderableList.Content.transform.rotation;
+                if (!_reorderableList.KeepItemRotation)
+                {
+                    _draggingObject.rotation = _reorderableList.Content.transform.rotation;
+                }
                 _draggingObject.SetSiblingIndex(_fromIndex);
 
 

Runtime/Scripts/Effects/Gradient2.cs

@@ -9,6 +9,12 @@
 /// </summary>
 using System;
 using System.Collections.Generic;
+#if UNITY_2021_2_OR_NEWER
+using System.Buffers;
+#endif
+#if UNITY_2021_1_OR_NEWER
+using UnityEngine.Pool;
+#endif
 
 namespace UnityEngine.UI.Extensions
 {
@@ -36,6 +42,9 @@ namespace UnityEngine.UI.Extensions
         [SerializeField]
         UnityEngine.Gradient _effectGradient = new UnityEngine.Gradient() { colorKeys = new GradientColorKey[] { new GradientColorKey(Color.black, 0), new GradientColorKey(Color.white, 1) } };
 
+        private GradientColorKey[] _colorKeys;
+        private GradientAlphaKey[] _alphaKeys;
+        
         #region Properties
         public Blend BlendMode
         {
@@ -103,7 +112,11 @@ namespace UnityEngine.UI.Extensions
             if (!IsActive() || helper.currentVertCount == 0)
                 return;
 
+#if UNITY_2021_1_OR_NEWER
+            List<UIVertex> _vertexList = ListPool<UIVertex>.Get();
+#else
             List<UIVertex> _vertexList = new List<UIVertex>();
+#endif
 
             helper.GetUIVertexStream(_vertexList);
 
@@ -218,7 +231,7 @@ namespace UnityEngine.UI.Extensions
 
                             helper.AddVert(centralVertex);
 
-                            for (int i = 1; i < steps; i++) helper.AddTriangle(i - 1, i, steps);
+                            for (int i = 1; i < steps; i++) helper.AddTriangle(i, i-1, steps);
                             helper.AddTriangle(0, steps - 1, steps);
                         }
 
@@ -238,6 +251,10 @@ namespace UnityEngine.UI.Extensions
                     }
                     break;
             }
+
+#if UNITY_2021_1_OR_NEWER
+            ListPool<UIVertex>.Release(_vertexList);
+#endif
         }
 
         Rect GetBounds(List<UIVertex> vertices)
@@ -264,7 +281,11 @@ namespace UnityEngine.UI.Extensions
 
         void SplitTrianglesAtGradientStops(List<UIVertex> _vertexList, Rect bounds, float zoomOffset, VertexHelper helper)
         {
-            List<float> stops = FindStops(zoomOffset, bounds);
+#if UNITY_2021_1_OR_NEWER
+            List<float> stops = FindStops(zoomOffset, bounds, ListPool<float>.Get());
+#else
+            List<float> stops = FindStops(zoomOffset, bounds, new List<float>());
+#endif
             if (stops.Count > 0)
             {
                 helper.Clear();
@@ -272,10 +293,23 @@ namespace UnityEngine.UI.Extensions
                 int nCount = _vertexList.Count;
                 for (int i = 0; i < nCount; i += 3)
                 {
-                    float[] positions = GetPositions(_vertexList, i);
+#if UNITY_2021_2_OR_NEWER
+                    var positions = ArrayPool<float>.Shared.Rent(3);
+#else
+                    var positions = new float[3];
+#endif
+                    
+                    GetPositions(_vertexList, i, ref positions);
+                    
+#if UNITY_2021_1_OR_NEWER
+                    List<int> originIndices = ListPool<int>.Get();
+                    List<UIVertex> starts = ListPool<UIVertex>.Get();
+                    List<UIVertex> ends = ListPool<UIVertex>.Get();
+#else
                     List<int> originIndices = new List<int>(3);
                     List<UIVertex> starts = new List<UIVertex>(3);
                     List<UIVertex> ends = new List<UIVertex>(2);
+#endif
 
                     for (int s = 0; s < stops.Count; s++)
                     {
@@ -403,13 +437,24 @@ namespace UnityEngine.UI.Extensions
                         int vertexCount = helper.currentVertCount;
                         helper.AddTriangle(vertexCount - 3, vertexCount - 2, vertexCount - 1);
                     }
+
+#if UNITY_2021_2_OR_NEWER
+                    ArrayPool<float>.Shared.Return(positions);
+#endif
+#if UNITY_2021_1_OR_NEWER
+                    ListPool<int>.Release(originIndices);
+                    ListPool<UIVertex>.Release(starts);
+                    ListPool<UIVertex>.Release(ends);
+#endif
                 }
             }
+#if UNITY_2021_1_OR_NEWER
+            ListPool<float>.Release(stops);
+#endif
         }
 
-        float[] GetPositions(List<UIVertex> _vertexList, int index)
+        void GetPositions(List<UIVertex> _vertexList, int index, ref float[] positions)
         {
-            float[] positions = new float[3];
             if (GradientType == Type.Horizontal)
             {
                 positions[0] = _vertexList[index].position.x;
@@ -422,24 +467,27 @@ namespace UnityEngine.UI.Extensions
                 positions[1] = _vertexList[index + 1].position.y;
                 positions[2] = _vertexList[index + 2].position.y;
             }
-            return positions;
         }
-
-        List<float> FindStops(float zoomOffset, Rect bounds)
+        
+        List<float> FindStops(float zoomOffset, Rect bounds, List<float> stops)
         {
-            List<float> stops = new List<float>();
             var offset = Offset * (1 - zoomOffset);
             var startBoundary = zoomOffset - offset;
             var endBoundary = (1 - zoomOffset) - offset;
 
-            foreach (var color in EffectGradient.colorKeys)
+            if (_colorKeys == null) _colorKeys = EffectGradient.colorKeys;
+            
+            foreach (var color in _colorKeys)
             {
                 if (color.time >= endBoundary)
                     break;
                 if (color.time > startBoundary)
                     stops.Add((color.time - startBoundary) * Zoom);
             }
-            foreach (var alpha in EffectGradient.alphaKeys)
+
+            if (_alphaKeys == null) _alphaKeys = _effectGradient.alphaKeys;
+            
+            foreach (var alpha in _alphaKeys)
             {
                 if (alpha.time >= endBoundary)
                     break;
@@ -455,7 +503,13 @@ namespace UnityEngine.UI.Extensions
                 size = bounds.height;
             }
 
-            stops.Sort();
+            stops.Sort((x, y) =>
+            {
+                if (x > y) return 1;
+                if (x == y) return 0;
+                return -1;
+            });
+            
             for (int i = 0; i < stops.Count; i++)
             {
                 stops[i] = (stops[i] * size) + min;

Runtime/Scripts/Primitives/UILineRenderer.cs

@@ -499,10 +499,6 @@ namespace UnityEngine.UI.Extensions
             {
 				m_points = new Vector2[1];
             }
-			if (transform.GetComponent<RectTransform>().position != Vector3.zero)
-			{
-				Debug.LogWarning("A Line Renderer component should be on a RectTransform positioned at (0,0,0), do not use in child Objects.\nFor best results, create separate RectTransforms as children of the canvas positioned at (0,0) for a UILineRenderer and do not move.");
-			}
         }
     }
 }

Runtime/Scripts/Utilities/UILineConnector.cs

@@ -12,32 +12,50 @@ namespace UnityEngine.UI.Extensions
         // The elements between which line segments should be drawn
         public RectTransform[] transforms;
         private Vector3[] previousPositions;
-        private RectTransform canvas;
+        private Vector3 previousLrPos;
+        private Vector3 previousGlobalScale;
         private RectTransform rt;
         private UILineRenderer lr;
 
         private void Awake()
         {
-            var canvasParent = GetComponentInParent<RectTransform>().GetParentCanvas();
-            if (canvasParent != null)
-            {
-                canvas = canvasParent.GetComponent<RectTransform>();
-            }
             rt = GetComponent<RectTransform>();
             lr = GetComponent<UILineRenderer>();
         }
 
-        // Update is called once per frame
-        void Update()
+        private void OnEnable()
         {
             if (transforms == null || transforms.Length < 1)
             {
                 return;
             }
-            //Performance check to only redraw when the child transforms move
-            if (previousPositions != null && previousPositions.Length == transforms.Length)
+
+            CalculateLinePoints();
+        }
+
+        private void Update()
+        {
+            if (lr.RelativeSize)
+            {
+                Debug.LogWarning("While using UILineConnector, UILineRenderer should not use relative size, so that even if this RectTransform has a zero-size Rect, the positions of the points can still be calculated");
+                lr.RelativeSize = false;
+            }
+
+            if (transforms == null || transforms.Length < 1)
+            {
+                return;
+            }
+
+            // Get world position of UILineRenderer
+            Vector3 lrWorldPos = rt.position;
+
+            /*Performance check to only redraw when the child transforms move,
+            or the world position of UILineRenderer moves */
+            bool updateLine = lrWorldPos != previousLrPos;
+            updateLine = rt.lossyScale != previousGlobalScale;
+
+            if (!updateLine && previousPositions != null && previousPositions.Length == transforms.Length)
             {
-                bool updateLine = false;
                 for (int i = 0; i < transforms.Length; i++)
                 {
                     if (transforms[i] == null)
@@ -47,47 +65,20 @@ namespace UnityEngine.UI.Extensions
                     if (!updateLine && previousPositions[i] != transforms[i].position)
                     {
                         updateLine = true;
+                        break;
                     }
                 }
-                if (!updateLine) return;
-            }
+            }  
+            if (!updateLine) return;
 
-            // Get the pivot points
-            Vector2 thisPivot = rt.pivot;
-            Vector2 canvasPivot = canvas.pivot;
 
-            // Set up some arrays of coordinates in various reference systems
-            Vector3[] worldSpaces = new Vector3[transforms.Length];
-            Vector3[] canvasSpaces = new Vector3[transforms.Length];
-            Vector2[] points = new Vector2[transforms.Length];
+            // Calculate delta from the local position
+            CalculateLinePoints();
 
-            // First, convert the pivot to worldspace
-            for (int i = 0; i < transforms.Length; i++)
-            {
-                if (transforms[i] == null)
-                {
-                    continue;
-                }
-                worldSpaces[i] = transforms[i].TransformPoint(thisPivot);
-            }
-
-            // Then, convert to canvas space
-            for (int i = 0; i < transforms.Length; i++)
-            {
-                canvasSpaces[i] = canvas.InverseTransformPoint(worldSpaces[i]);
-            }
-
-            // Calculate delta from the canvas pivot point
-            for (int i = 0; i < transforms.Length; i++)
-            {
-                points[i] = new Vector2(canvasSpaces[i].x, canvasSpaces[i].y);
-            }
-
-            // And assign the converted points to the line renderer
-            lr.Points = points;
-            lr.RelativeSize = false;
-            lr.drivenExternally = true;
 
+            //save previous states
+            previousLrPos = lrWorldPos;
+            previousGlobalScale = rt.lossyScale;
             previousPositions = new Vector3[transforms.Length];
             for (int i = 0; i < transforms.Length; i++)
             {
@@ -98,5 +89,24 @@ namespace UnityEngine.UI.Extensions
                 previousPositions[i] = transforms[i].position;
             }
         }
+
+        private void CalculateLinePoints()
+        {
+            Vector2[] points = new Vector2[transforms.Length];
+            for (int i = 0; i < transforms.Length; i++)
+            {
+                if (transforms[i] == null)
+                {
+                    continue;
+                }
+                var offsetPos = rt.InverseTransformPoint(transforms[i].position);
+                points[i] = new Vector2(offsetPos.x, offsetPos.y);
+            }
+
+            // And assign the converted points to the line renderer
+            lr.Points = points;
+            lr.RelativeSize = false;
+            lr.drivenExternally = true;           
+        }
     }
 }

package.json

@@ -1,7 +1,7 @@
 {
   "name": "com.unity.uiextensions",
   "displayName": "Unity UI Extensions",
-  "version": "2.3.2",
+  "version": "2.3.3-pre.1",
   "description": "An extension project for the Unity3D UI system, all crafted and contributed by the awesome Unity community",
   "author": "Simon darkside Jackson <@SimonDarksideJ>",
   "contributors": [