5.5.0b4 Release Notes (Delta since b3)

Released: 19. September 2016

System Requirements Changes

OSX 10.8 will be dropped (not done as of yet)

Samsung TV 2013 and 2014 will be dropped

Known Issues

Editor: "Unable to load the icon: ..." errors are seen when selecting icon in the inspector. (827458)

Editor: Editor is not redrawing when changing to certain layouts (822106)

Editor: KeyNotFoundException thrown on adding prefab to scene. (826474)

Graphics: Opening a pre-Unity 5.5 project with Unity 5.5 will set it to forward rendering for all tiers (see Graphics settings/Tier settings), even if the previous project was set to deferred rendering. (826486)

Graphics: Splash Screen: Only drawn for a single frame on STV

Services: No ability to create or link projectID on newly created project. (830392)

Terrain: Editor hangs for several seconds when painting SpeedTrees in a new project (823603)

Terrain: [Raycast][Painting] Sometimes raycast is not working for terrain/brushes rendering is broken in a new project (823920)

VR: HRTF support on HoloLens is malfunctioning.

VR: Splash Screen: Drawn in 2D before VR splash screen.

Web: WebGL: FileNotFoundException on 2nd build. Workaround: close project, delete Library folder and reopen project. (830448)

Windows Store: Building to a folder outside of the project folder fails. (826034)

Windows Store: Editor crashes when canceling build when build progress shows "Restoring NuGet packages". (826083)

Improvements

Graphics: Added cubemap arrays support (CubemapArray C# class). Similar to Texture2DArray, this is a graphics feature that lets the GPU to access a bunch of same size/format cubemaps as a unit, index into them when sampling etc. Cubemap arrays are a desktop/console class feature, supported on DX10.1+/GL4.0+ on PC, and on PS4/XB1.

API Changes

Asset Pipeline: Added callback events for PackageImport for start, success, failure and cancellation.

Fixes

Animation: Fixed a crash in the Animation component when playing clips with invalid or unbound curves. (820586)

Animation: Fixed a crash that would be triggered during clip import, when passing invalid class IDs to IsDerivedFromClassID. (818668)

Animation: Fixed a crash when building a clip with an invalid curve. (818668)

Animation: Fixed a crash when deleting a layer with an index smaller than the layer on which other layers are synchronized. (820546)

Animation: Fixed a crash when playing and reconnecting playables on the first frame. (820203)

Animation: Fixed a crash when setting a null AnimatorController on an Animator. (821384)

Animation: Fixed a crash while building SelectorTransitionConstant. (825310)

Animation: Fixed an issue where events could be fired more than once when the framerate was exceedingly low. (825132)

Animation: Fixed an issue whereby empty clips would be rebuilt repeatedly. (791563)

Animation: Fixed case of 1st Importer AnimationEvent not dirtying the importer. (824180)

Animation: Fixed case of duplicate euler angle properties on the animation window. (820494)

Animation: Fixed case of error message showing in the console when trying to create a new key on a read-only curve. (818180)

Animation: Fixed case of move over key in the dopesheet editor not overriding the previous value. (827232)

Animation: Fixed crash when changing AnimatorOverrideController during an interrupted transition. (823410)

Animation: Fixed crash when manually destroying an AnimatorState. (810871)

Animation: Fixed curve preview display on the fbx import inspector. (818738)

Animation: Fixed inability to input negative x values in the floating curve editor. (817689)

Animation: Fixed InvalidCastException when renaming an animated sprite property in the animation window. (820726)

Animation: Fixed issue whereby a keyframe would be created with negative time in the dopesheet editor when double-clicking. (820176)

Animation: Fixed StackOverflow exception in the transition inspector, caused by looping transitions. (817057)

Animation: Updated hash code for EditorCurveBinding to reduce likelikood of collisions. (816028)

Graphics: Fixed case of display renderingWidth and renderingHeight incorrectly returning system resolution values.

UI: Multiple display support is fixed and has been re-enabled. (741751)

WebGL: Fixed asset bundles memory usage issue at loading time, which would prevent some content from running on 32-bit browsers. (812567, 829765)

WebGL: Fixed case of ReadPixels method not working on floating point render textures. (827435)

WebGL: Fixed rendering plugin support: previously interface functions for native render plugins were not getting called. (818729)

Windows: System resolution or orientation changes are now detected and responded to accordingly (so no longer deform full screen player). (825230)