Changelog

[9.1.3] - 2024-09-25

Fixed

• Animation Preview window sometimes does not display deformed Sprites. (DANB-704)
• Sprite Resolver missing sprite previews when dealing with large number of entries. (DANB-716)
• Misaligned label previews in Sprite Resolver's inspector. (DANB-719)
• Sprite Resolver component not updated after Sprite Library Asset has been modified. (DANB-732)
• IK gizmos are displayed in the SceneView when IKManager2D is active in Animation Preview window. (DANB-737)
• IK solvers are misaligned when bones have different depths. (DANB-750)

[9.1.2] - 2024-08-21

Fixed

• Sprite Bone Influence tab bone reordering. (DANB-632)
• Renaming functionality for Labels is available to users when multiple Labels are selected. (case DANB-672)
• Fixed SpriteSkin's playmode test failures. (case DANB-691)
• Documentation, comments, and other requirements to conform to Package Validation. (DANB-710)

[9.1.1] - 2024-05-06

Fixed

• Fixed the the memory leak in the SpriteSkin component. (case DANB-602)
• Fixed the IK bones flipped at certain angels. (case DANB-583)
• Sprite Library's labels and categories cannot be reordered. (case DANB-592)
• Fixed the incorrect transform cache capacity in the SpriteSkin component. (case DANB-614)

Added

• Added safety checks to SpriteSkin's APIs.

[9.1.0] - 2023-12-14

Fixed

• Blend weight vertex attribute is added only when sprite has bones. (case DANB-520)
• Sprite Library editor drag and drop interactions. (case DANB-535)
• Sprite Library editor drag and drop blocked by labels. (case DANB-558)
• Adjust the copy-paste logic to not paste sprite mesh to the same sprite twice. (case DANB-530)
• Sprite Library Asset is selected on creation. (case DANB-542)
• Sprite Resolver previews not visible after editor regained focus. (case DANB-564)

Added

• SpriteSkin's Auto Rebind property can now be accessed from scripts. (case DANB-490)
• Sprite Library public API to save an asset as a .spriteLib SpriteLibrarySourceAsset.

[9.0.4] - 2023-09-05

Fixed

• Fixed an issue where the FK doesn't blend correctly with the IK if solver solves from the bind pose. (case DANB-482)
• Added correct help documentation link to Sprite Library Asset. (case DANB-486)

[9.0.3] - 2023-04-18

Fixed

• Fixed Sprite Resolver inspector not able to set category to 'No Category' if it contains the old hash value. (case DAB-395)
• Fixed Sprite Resolver inspector not updating its previews when the category is set externally to 'No Category'. (case DANB-389)
• Fixed an issue where the Limb IK solver will become unstable when the child bones have different Z position. (case DANB-413)
• Fixed an issue where changing Sprite Library reference in the Inspector will result in an exception. (case DANB-426)
• Fixed an issue where the CCD and Fabrik solvers will become unstable when the child bones have different Z position. (case DANB-418)

Added

• Updated IK parameter names and comments in public APIs.

[9.0.2] - 2023-02-27

Added

• Added support for Collections 2.0.0.
• Fixed an issue where "System.ArgumentException" thrown when opening sprite Prefab with Script. (DANB-342)

Fixed

• Fixed an issue where IKEditorManager updates even when there are no active IK Manager 2Ds in the Scene. (case DANB-345)
• Fixed an issue where undoing vertex painting results in a displaced mesh. (case DANB-355)
• Fixed an issue where IKGizmos will throw an exception in the editor when IKSolver has an unassigned Solver in its list. (case DANB-371)
• Fixed SpriteResolver does not animation with animation clip when upgrading from 2020.3. (case DANB-377)
• IMGUIContainer:ProcessEvent error occurs when selecting a PSD embedded SpriteLibraryAsset as a Main Library of another Sprite Library Asset. (case DANB-380)

[9.0.1] - 2022-10-11

Fixed

• Fixed a case where pasting bones in the Skinning Editor would move bones rather than copy them. (case DANB-179)
• Fixed an issue where selecting bones in the Skinning Editor after removing any bone in the skeleton will throw an exception. (case DANB-186)
• Fixed a case where setting IKManager2D's or Solver2D's weight to '0' doesn't update solver's effector position. (case DANB-191)
• Fixed an issue where undo the addition of a Sprite Skin component would crash the editor. (DANB-201)
• Fixed a case where new bones are not selected after pasting them in the Skinning Editor and an exception is thrown. (DANB-209)
• Fixed a case where the auto weight generation would associate incorrect bones to vertices. (case DANB-22)
• Improved the Auto Geometry generation speed.
• Fixed a case where a .psd/.psb with a Main Skeleton assigned would generate incorrect bind poses. (Case DANB-225)
• Fixed IK Manager 2D's inspector slow downs. (case DANB-215)
• Fixed an issue where the Sprite Skin editor would throw an exception if Sprite Renderer doesn't have a Sprite assigned to it.

Changed

• Expand and frame on bone selection.

[9.0.0] - 2022-08-03

Added

• Added bone weight index validation in SpriteSkin's validate method, to ensure valid data before continuing with deformation.

Fixed

• Fixed a case where moving vertices forcefully in the Skinning editor could cause a quad reset of the mesh. (case DANB-7)
• Fixed a case where multi selecting Sprite Skins would cause a null reference exception to be thrown. (case DANB-126)

Changed

• Refactored internal triangulation and tessellation APIs.

[9.0.0-pre.3] - 2022-05-31

Changed

• Update dependency package version.

[9.0.0-pre.2] - 2022-05-20

Fixed

• Creating a new vertex or an edge outside of the main geometry is now handled correctly. (case 1398541)
• Fixed an issue where null reference exceptions would show when the Skinning Editor was open during play mode. (case 1419720)
• Fixed Sprite Library Asset 'Revert' behavior. (case 1417743)
• Fixed Sprite Library Asset multi-editing in the Inspector window. (case 1417747)
• Fixed an issue where Variant Sprite Libraries would not be updated when the Main Library is changed. (case DANB-5)

Changed

• Added ability to create Sprite Library Asset variant from the create menu.
• Added dialog box to the Skinning Editor when entering Play Mode to allow saving unsaved changes.

[9.0.0-pre.1] - 2022-03-21

Added

• Added the ability to cancel mesh generation in the Skinning Editor.

Changed

• 2D Animation now depends on the Collections package.
• Sprite Skin's AutoRebind can now swap between all bones underneath the rootBone.
• Updated Visibility Tab documentation page.
• Sprite Skins are now registered/deregistered in batches for improved instatiation/destroy performance.
• Updated ListView event listeners to use new selection API.

Fixed

• Fixed an issue where the animation window's preview of IK targets would not be the same as in Play Mode. (case 1391590)
• Sprite Library cannot reference itself in the Main Library field or any asset that references it. (case 1401464)
• Fixed an issue where moving vertices in the Skinning Editor might result in invalid edges. (case 1386153)
• Fixed an issue where the SpriteSkin components would not get initialized on editor launch. (case 1401139)
• Fixed an issue when Skinning Editor will lose reference after exiting Play mode. (case 1405289)
• Fixed an issue where the Skinning Editor's copy/paste tool would fail if two bones shared the same name. (case 1405028)

[8.0.0] - 2022-01-25

Changed

• Package release version.

Fixed

• Sprite Skin's help button now leads to the correct documentation page. (case 1383765)
• Fixed the isolate behavior in the Sprite tab in the Visibility panel. (case 1387184)

[8.0.0-pre.4] - 2021-11-24

Added

• Added support in the asset upgrading tool for animation clips authored across multiple Unity editor versions.
• Added a check to validate collinearity among vertices before tessellation.

Changed

• Updated the 2D Animation Upgrader documentation section with new information regarding Animation Clip upgrading.

Fixed

• Added additional fallback for when the bursted tessellation step fails. (case 1372686)
• Sprite selection now reacts only to the left mouse button. (case 1371567)
• Fixed an issue where a Sprite Skin outside of the camera frustum enters the frustum, which could cause an editor and player crash. (case 1377867)
• Slider labels in the Skinning Editor now register input for easier value tweaking. (case 1294945)

[8.0.0-pre.3] - 2021-10-21

Changed

• Update to latest com.unity.2d.common package

[8.0.0-pre.2] - 2021-10-11

Changed

• Sprite Library Asset are now named "New Sprite Library Asset.spriteLib" by default on creation.
• Updated Toolbar and Visibility tab buttons' selection color.
• Updated package documentation.

Fixed

• Sprite selection actions now work with Undo. (case 1367257)
• Fixed an issue where removing an edge in the Skinning editor would result in the mesh falling back to a quad. (case 1365831)
• Quads are now generated at correct positions after removing all vertices from Sprite meshes. (case 1366633)

[8.0.0-pre.1] - 2021-08-06

Added

• Added an asset upgrading tool, which can upgrade older Sprite Library Assets and Animation Clips to the latest version.

Changed

• SpriteResolver.SetCategoryAndLabel and SpriteResolver.ResolveSpriteToSpriteRenderer now returns a bool to signal if the methods managed to resolve the request or not.
• Orientation function being replaced with a simpler version.

Fixed

• Thumbnails in Sprite Library Asset flicker when the Library Asset contains many Categories and Labels. (case 1333228)
• SpriteLibraryAsset Category & Label does not generate hash in Inspector. (case 1340587)
• SpriteResolver inspector selects first element when failing to resolve. (case 1340070)
• IKManager2D does not detect classes inheriting from Solver2D. (case 1343260)
• Skinning Editor tooltips updated.
• Bone and Sprite influence lists are displayed correctly. (case 1349041)
• Sprite Library Assets are now being cached properly. (case 1347339)
• Sprite outline in the Skinning Editor is now rendered based on Sprite's geometry. (case 1335586)
• Animation Preview windows can now show Sprite deformation, Sprite Swapping and IK controlled movement.
• Removed the need to set Broken and Constant tangent on each key when animating a SpriteResolver.
• Fixed render texture size error in the Skinning Editor. (case 1357552)
• Skinning Editor toolbar buttons now focus on hoykey presses. (case 1358714)
• Fixed an issue where opening certain .psb files would result in errors. (case 1358972)
• Fixed a case where quads generated in the Skinning Editor would be created with the wrong size and position. (case 1361053)
• Fixed an issue where variant Sprite Libraries would not display its main library content. (case 1362389)
• Fixed an issue where IK Solvers would not be updated when previewing an animation clip. (1354389)
• Fixed an issue where copying mesh and bone data from a .psb containing a single sprite would throw an exception. (case 1351543)
• Fixed an issue where an error would show up when destroying a Sprite Skin component while deep profling. (case 1364910)

[7.0.0-pre.3] - 2021-07-05

Fixed

• Thumbnails in Sprite Library Asset flicker when the Library Asset contains many Categories and Labels. (case 1333228)
• SpriteLibraryAsset Category & Label does not generate hash in Inspector. (case 1340587)
• SpriteResolver inspector selects first element when failing to resolve. (case 1340070)
• IKManager2D does not detect classes inheriting from Solver2D. (case 1343260)
• Skinning Editor tooltips updated.

[7.0.0-pre.2] - 2021-05-19

Fixed

• Fixed Sprite Resolver component not updated when new categories/labels are added into Sprite Library asset. (case 1321069)

[7.0.0-pre.1] - 2021-05-05

Changed

• Version bump for Unity 2021.2.
• Moved Copy & Paste Rig buttons in the Skinning Editor into their own Rig category.
• Moved Preview & Restore Pose button in the Skinning Editor into their own Pose category.
• Replaced Triangle.Net with our own tessellation solution.

Added

• Added shortcuts at the back of the Skinning Editor buttons tooltips for better discoverability.
• Added a color picker for each bone in the Skinning Editor's Visiblity tab.
• Added the Sprite Influence panel that allows to change a bone influence on the selected Sprite.

Fixed

• Fixed crash when disabling Sprite Skin when multithreaded rendering is enabled. (case 1296355)

[6.0.0] - 2021-03-17

Changed

• Update version for release.

[6.0.0-pre.3] - 2021-03-15

Changed

• Updated manual.

Fixed

• Deleting bones from a skeleton referenced by another character sometimes throws IndexOutOfRangeException. (case 1304768)

[6.0.0-pre.2] - 2021-01-16

Changed

• Update license file.

Added

• Initial documentation update for new features for 6.0.0.

Fixed

• SpriteResolver resets to the current Sprite from SpriteRenderer if exist in Sprite Library.

[6.0.0-pre.1] - 2020-11-02

Changed

• Sprite Swap related features moved out of experimental namespace.
• Removed editing of Sprite Swap feature in Skinning Module.
• Updated Sprite Swap workflow focusing on Project Window and Inspector.
• Sprite Library Asset is created via AssetImporter.

Added

• Sprite Library Asset supports variant.
• Sprite Library supports override during editing.
• Supports sharing of bone structures in Skinning Module.
• Added position, rotation and bone color editing in Skinning Module.

Fixed

• Added missing tooltips in the Sprite Skin inspector. (case 1285255)

[5.0.3] - 2020-10-15

Fixed

• Fixed Sprite with no animation data is being processed during AssetPostProcessor.
• Fixed properties under the Sprite Library Asset overlapping in inspector. (case 1280017)
• Fixed vertical slider handle is not aligned and placed slightly to the right side in the Bone Influence window. (case 1260568)

[5.0.2] - 2020-08-31

Fixed

• Fixed Visibility window overlaps with weights and geometry window when Sprite Editor Window resizes. (case 1263353)
• Fixed 'Depth' column label gets clipped in Visibility Tool Window. (case 1257991)
• Fixed 'Invalid worldAABB' error message when repeatedly pressing Pack Preview button. (case 1270150)
• Fixed Null reference exception when changing values of a material while recording animation with Skinning Module enabled. (case 1267300)
• Improved memory and speed of Animation SpritePostProcess for large sprite count.

[5.0.1] - 2020-07-24

Fixed

• Fixed Skinning module flickers when creating in category in Visibility Window. (case 1244097)
• Fixed NullReferenceException when creating Preset for SpriteSkin component. (case 1254873)
• Updated optional dependency support for Collections to 0.9.0-preview.6 and Burst 1.3.3. (case 1255839)

[5.0.0] - 2020-05-11

Changed

• Version bump for Unity 2020.2.

Added

• Combined 2D IK package with 2D Animation package.

Fixed

• Remove unused XR dependency. (case 1249390)
• Fixed NullReferenceException when creating prefab with SpriteSkin component. (case 1245149)

[4.2.4] - 2020-05-19

Fixed

• Fixed compilation error by depending on latest 2D Common package.

[4.2.3] - 2020-04-26

Changed

• Improved performance by batching buffer submission when Collection and Burst package is installed

Fixed

• Fix 'ArgumentException' when creating UXML Template Asset with 2D Animation package installed (case 1239680)

[4.2.2] - 2020-03-26

Fixed

• Fixed bone name field in weight slider does not display bone name (case 1226249)
• Fixed SpriteResolver's Inspector not updated when GameObject is disabled

Changed

• Improved deformation performance when Collection and Burst package is installed

Added

• Allow reordering of bone order in Bone Influence window. This is to allow fine tuning of bone order when shown in SpriteSkin's Inspector

[4.2.1] - 2020-03-20

Fixed

• Fixed inconsistent line ending

[4.2.0] - 2020-03-11

Added

• Add alwaysUpdate option to SpriteSkin to determine if SpriteSkin execution should occur even when the associated SpriteRenderer is culled
• Added message to inform user on dependent packages when viewing certain sample Scenes
• Added API to access deformed vertices from SpriteSkin

Changed

• Improved SpriteSkinEditor UI
• Adjust length of popup and value fields for Weight Slider Window

Removed

• Remove Bounds Gizmo from SpriteSkin
• Remove Reset Bounds button from SpriteSkinEditor

Fixed

• Fixed Sprite asset used by SpriteSkin in Scene is being deleted
• Fixed broken documentation links in inspectors
• Fixed Sprite deformation not updated when GameObject is being enabled
• Fixed exception after reverting from creating new vertices and edges
• Fixed visual defect after undoing changes to Bone Transform properties in SpriteSkin's Inspector

[4.1.1] - 2020-01-20

###Fixed

• Fix 2D Animation not working when reloading scene in runtime (case 1211100)

###Added

• Bone visibility persist after apply
• Sprite visibility persist after apply

###Changed

• Deformed Sprite's bounds are now calculated and bounds property is removed from SpriteSkin's inspector (case 1208712)

[4.1.0] - 2019-12-18

Changed

• Changed default shortcut key for "Animation/Create Vertex" from "Shift-D" to "Shift-J"
• Changed default shortcut key for "Animation/Weight Brush" from "Shift-C" to "Shift-N"

Fixed

• Fix visual glitch when using SpriteSwap with Multi-threaded rendering (case 1203380)
• Fix bone name misaligned under Weight Slider Inspector when a name contains more than 26 letters (case 1200873)
• Fix bones not chained correctly when splitting bone in certain cases
• Fix 'Label' and 'Sprite' name overlaps with its input field when preset of "Sprite Library Asset" is created (case 1201061)
• Fix bone names can be empty (case 1200861)
• Fix bone gets created even though clicked on Visibility Panel (case 1200857)
• Fix NullReferenceException when using shortcut 'Shift+1' in certain cases (case 1200849)

Added

• Expose SpriteSkin component to be accessible from scripts.

[4.0.1] - 2019-11-26

Changed

• Changed how Samples are imported into the user's project
• Updated Third Party Notices file

Fixed

• Fix Animation Samples crashes when installing on certain machines (case 1185787)

[4.0.0] - 2019-11-06

Changed

• Version bump for Unity 2020.1
• Improve optional performance boost by installing Burst and Collections package. Currently tested with
  • com.unity.collections 0.1.1-preview
  • com.unity.burst 1.1.2

Added

• Skinning Module now persists the following state after Apply or Revert is clicked in Sprite Editor Window
  • Current view mode i.e. Character or Spritesheet Mode
  • Sprite Selection
  • Bone Selection
  • Preview Pose
  • Vertex Selection
  • Visibililty Tool Active State
  • Weight Brush Settings

Fixed

• Update to use new UIElements ListView API

[3.0.7] - 2019-10-18

Fixed

• Fix Search reset button is visible in Visibility tool when nothing is entered into the search field (case 1182627)
• Fix Sprite outline disappears when the Selected Outline Color alpha value is less than 255 (case 1186776)
• Fix button's label spelling error in 'Generate For All Visible' (case 1188621)

[3.0.6] - 2019-09-18

Changed

• Remove usage of Resource folder for assets needed by package.

Fixed

• Fix GC allocation when using Sprite Resolver.

[3.0.5] - 2019-09-06

Added

• Optional performance boost by installing Burst package.
• Samples showing different how to produce different outcomes

Changed

• Sprite and Group in Sprite Visibility Window appear in same order as original art source file

Fixed

• Fix missing bone data in Sprite when importing with AssetDatabase V2

[3.0.4] - 2019-08-09

Added

• Add related test packages
• Added tangent deform for lighting support

Fixed

• Fixed Amount slider not working in Weight Slider Panel
• Fixed exception when changing size to less than 0 in SpriteLibraryAssetInspector
• Fixed Sprite visual corruption when swapping Sprite using SpriteResolver

###Changed

• Make Size property field in Weight Brush draggable for changing brush size
• Rename SpriteLibraryAsset::GetCategorylabelNames to SpriteLibraryAsset::GetCategoryLabelNames
• Change string hash for Category and Label name. This might break existing animation usage with SpriteResolver.
• Add Experimental tag on Sprite Swap related features

[3.0.3] - 2019-07-17

Changed

• Update documentation
• Update to latest Mathematics package version

[3.0.2] - 2019-07-13

Changed

• Mark package to support Unity 2019.3.0a10 onwards.

[3.0.1] - 2019-07-12

Changed

• Fix path length due to validation failure.

[3.0.0] - 2019-06-17

Changed

• Remove preview tag.
• Remove experimental namespace

[2.2.0-preview.3] - 2019-06-06

Added

• BoneGizmos can be toggled in the SceneView Gizmos dropdown
• Scrollbar does not show for toolbar when required to scroll
• Change Sprite Library implementation.
• APIs redesigned. This will cause compilation errors if previous APIs are used
• Data serialization change. Previous Asset and Component data will not be compatible

[2.2.0-preview.2] - 2019-05-10

Added

• BoneGizmos will only show in selected hierarchies.
• Associate nearest Bone to Sprite intead of root Bone when no Bones are overlapping the Sprite
• Fixed Sprite not showing after it is being culled due to bone animation
• Add icons for Sprite Library Asset, Sprite Library Component and Sprite Resolver Component
• Fixed Sprite Library Asset Inspector Property Field text clipping
• SpriteResolver will assign Sprite to SpriteRenderer even it resolves to a missing Sprite
• Add visual feedback in SpriteResolver Inspector for missing Sprite

[2.2.0-preview.1] - 2019-05-09

Added

• Upgrade for 2019.2
• Copy and Paste rework
• Visibility Window remains open when switching between tools
• Reparent Bone tool removed and functionality moved into Bone Visibility Panel
• Added Sprite Library feature
• Add Layer Grouping support in Sprite Visibility Panel

[2.1.0-preview.4] - 2019-04-29

Added

• Fix skinning not in sync with the rendering.

[2.1.0-preview.3] - 2019-04-24

Added

• Set Burst compilation off for internal build

[2.1.0-preview.2] - 2019-02-25

Added

• Fix enable skinning on add SpriteSkin component
• Upgrade dependency package version for Unity 2019.1 support
• Fix case 1118093: SpriteSkin.onDrawGizmos() increases memory usage.

[2.1.0-preview.1] - 2019-01-25

Added

• Update package to work with 2019.1
• Improve animation runtime performance
• Fix bone reparenting sibling order
• Fix Sprite Visibility Tool in disabled state in certain cases
• Update documents

[2.0.0-preview.1] - 2018-11-20

Added

• Overhauled 2D Animation workflow.
  • Refer to updated documentation for workflow changes.
• Single Sprite Editor Window module for 2D Sprite Rigging workflow
  • Unified Bone, Geometry and Weight tools in a single window
• Supports Multiple Sprite Single Character rigging workflow through 2D PSD Importer Package.
• SpriteSkin now uses user define bounds for renderer culling

[1.0.16-preview.2] - 2018-11-14

Added

• Fix 2 Issues:
  1. Prefabs with SpriteSkin loses references to bone hierarchy when Library folder is rebuilt/different.
  2. The scene viewport shows the character without any bones applied, needing an re-import.

[1.0.16-preview.1] - 2018-07-18

Added

• Fix error log about VertexAttribute

[1.0.16-preview] - 2018-06-20

Added

• Fix Documentation warnings
• Fix error log complaining about DidReloadScripts signature.
• Fix issues with generate outline

[1.0.15-preview] - 2018-04-12

Added

• New Version suffix (preview)
• Improved Scene View gizmos for better manipulation of bone rotation and position
• Added notification when Sprites are imported with incorrect weights
• Fixed bug where textures with max texture size could not generate geometry