# Version history

# Wikitude SDK 9.10.0 Expert Edition

Release Date: 2021-08-24
Version: 9.10.0

# Improved

  • Update gradle version from 3.6.0 to 4.2
  • Upgrade ARCore version to 1.24
  • Version upgrade of openssl, curl and FreeImage

# Removed

  • Support for modified PNG files with a CgBI signature

# Wikitude SDK 9.9.1 Expert Edition

Release Date: 2021-07-27
Version: 9.9.1

# Fixed

  • Fixed an issue where Live Preview on Windows would not work because of licensing issues

# Wikitude SDK 9.9.0 Expert Edition

Release Date: 2021-07-01
Version: 9.9.0

# Removed

  • Ended support for Android 5.1. Android 6.0 is now the new minimum supported version

# Wikitude SDK 9.8.0 Expert Edition

Release Date: 2021-05-18
Version: 9.8.0

# New

  • Unity minimum supported version is now 2020.3 LTS
  • New sample Runtime Tracker

# Improved

  • Improved tracking precision when using AR Foundation

# Fixed

  • Fixed an issue where the Target Scale value for Object Targets was not normalized and had an incorrect transformation
  • Fixed rare error that occurred when using the LivePreview mode with Remote Camera

# Wikitude SDK 9.7.1 Expert Edition

Release Date: 2021-04-28
Version: 9.7.1

# Fixed

  • Issue where the point cloud of a wto was rendered incorrectly in Unity Editor (wrongly rotated)

# Wikitude SDK 9.7.0 Expert Edition

Release Date: 2021-04-06
Version: 9.7.0

# New

  • The Object Trackable component's inspector got additional preview options to visualize 3D geometry included in a 3D model based object target.

# Improved

  • Verified for Unity version 2020.3 LTS
  • Improved tracking performance for Object Targets from 3D models (beta) for low-textured objects
  • If a point cloud preview for an object target is enabled, but at least one Scene View in the Unity Editor has Particle Systems disabled, there is a warning shown and an option to enable Particle Systems in all Scene Views.

# Fixed

  • Fixed a bug that slowed down performance of tracking 3D model based object targets in the Unity Editor on Windows.
  • The URP Helper's missing reference errors have been fixed.
  • The Live Preview component doesn't throw an empty quaternion rotation error during testing with the Unity Remote application anymore.

# Wikitude SDK 9.6.0 Expert Edition

Release Date: 2021-02-23
Version: 9.6.0

# New

# Improved

  • Object Tracking from 3D models (beta) have been improved in accuracy and tracking quality for objects with a more complex geometry.
  • Accuracy and tracking quality for cylinder targets that don't span the entire cylinder improved significantly.
  • On some Android devices camera access is improved when Camera2 API is not available

# Fixed

  • Cylinder targets with portrait references are correctly calculated
  • Camera frame rendering in Unity Editor Live Preview on Windows with High DPI settings

# Known Issues

  • The URP Helper reports a missing reference upon calling it. After installing the needed URP package, the missing reference can be provided by selecting the assembly definition of the URP Helper (located under Packages > com.wikitude.core > Editor > com.wikitude.core.Editor.asmdef) and adding the URP runtime reference to the Assembly Definition References (the reference is called Unity.RenderPipelines.Universal.Runtime).
URP Helper tool missing reference

# Wikitude SDK 9.5.0 Expert Edition

Release Date: 2020-12-01
Version: 9.5.0

# New

# Improved

  • Faster initial recognition of Object Targets
  • Faster overall tracking of Object Targets
  • More accurate tracking of Object Targets in difficult situations
  • Better alignment of augmentations for Image Targets
  • Refinements for user experience for Unity Editor plugin
  • The camera is no longer zoomed in on iOS devices with a 4:3 aspect ratio
  • Upgrade to AR Foundation 4.0.9
  • Frame synchronization when using AR Foundation is more accurate

# Fixed

  • The unitypackage no longer contains references to assets from external packages
  • Obsolete warning for ARFoundationPlugin in Unity Editor has been resolved
  • Target name for alignment initialization changes correctly when target collection is changed
  • Known issue with Mali G72 GPU using AR Foundation 4.0.8 is not observable anymore in this version.

# Wikitude SDK 9.4.0 Expert Edition

Release Date: 2020-10-21
Version: 9.4.0

# New

  • Support for Unity version 2019.4.10f1 LTS and newer.
  • Support for AR Foundation version 4.0.8.
  • Support for Linear Color Space.
  • A license key file workflow replaced the license key input field in the Wikitude SDK component.
  • New sample: Transparent video

# Improved

  • Object Trackers initialize with fewer wrong poses
  • The Live Preview component was extended with the option to use a video.
  • Disabling and enabling a tracker does what it says now - disable and enable the tracker - instead of destroying and initializing the tracker and its target collection resource. See the (migration guide)for more information on that behaviour.
  • Camera2 Support Level can now be set through the DeviceCamera Inspector as well.
  • 3D Model Object Targets now work in the Unity Editor when using Metal or Direct3D.
  • Continuous FoV updates are handled correctly now for iOS

# Fixed

  • Fixed issue where the Object Tracker Inspector would break when the target collection was changed.

# Known Issues

  • An obsolete method is called in ARFoundationPlugin.cs after updating the AR Foundation package and a warning is thrown therefore. This will be fixed in an upcoming release.
  • On Android, the upgraded ARFoundation version 4.0.8 occasionally causes wrong renderings in the form of black textures. The issue was reproducible on a Samsung A50 and Samsung S9+ (likely caused by the Mali G72 GPU) during internal tests with Unity 2019.4.10f1.

# Wikitude SDK 9.3.1 Expert Edition

Release Date: 2020-09-17 Version: 9.3.1

# New

  • Compatibility with iOS 14

# Wikitude SDK 9.3 Expert Edition

Release Date: 2020-08-25 Version: 9.3.0

# New

# Improved

  • Accuracy for Alignment Initializer significantly improved
  • Tracking for Object Targets built from 3D models significantly smoother
  • Unity Editor: Improved Point Cloud preview inspector UI

# Fixed

  • Unity Editor: Live Preview webcam wrong augmentation pose
  • Unity Editor: Point Cloud preview is now properly destroyed upon unloading of a scene
  • Unity Editor: Fixed issue where the alignment initializer toggle was disabled incorrectly

# Removed

  • Support for iOS 11. iOS 12 is now the new minimum supported version
  • Support for Android 5.0. Android 5.1 is now the new minimum supported version

# Known Issues

  • The object tracker component visualization may break after changing a target collection in the inspector. Choosing another GameObject in the scene hierarchy and then choosing the object tracker again fixes the issue.

# Wikitude SDK 9.2 Expert Edition

Release Date: 2020-07-09 Version: 9.2.0

# New

  • Alignment Initializer as alternative mode for object recognition.
  • 3D models as input for generation of object targets (BETA).
  • Assisted Tracking Image, Cylinder and Object Tracking are considerably more stable when running native integrated AR framework in parallel (e.g. ARCore and ARKit)

# Improved

  • Image Tracking now behaves more stable against short, fast movements
  • Data communication with the Cloud Recognition version 2 service adapted, so that recognition accuracy is significantly improved (e.g. greater distance)
  • Update OpenSSL to version 1.1.1
  • Unity Editor handling of point clouds improved.

# Fixed

  • Scale property for Image Target is correctly read in Unity
  • iOS and Android safe areas are handled better for Unity samples
  • Live Preview front camera improvements for Unity Editor
  • Fixed Cloud Recognition issue where accuracy was worse when HD or FullHD resolutions were being used

# Wikitude SDK 9.1 Expert Edition

Release Date: 2020-05-19 Version: 9.1.0

# New

# Improved

  • Tracking is not lost when zooming camera
  • Improvements to accuracy for Object Recognition
  • Improved handling of first recognition for objects
  • Improved alignment of augmentations for image tracking when rotating target

# Fixed

  • Fixed unnecessary SDK calls in LivePreview improving runtime.
  • Fixed issue where recording with third party recording plugins (like NatCorder) wouldn't work with a zoom applied.
  • Sample scene main camera clear flags set to DepthOnly to avoid repeating warnings.
  • Fixed Android related warnings, when not using Android as a build target.
  • Camera permission denials are shown correctly on iOS and Android now.
  • Fixed issue with the Target Collection Editor where saving certain changes to a target was not working.

# Known Issues

  • Gatekeeper in macOS Catalina flags the UnityEditorMacOSBridge.bundle as damaged. Workaround can be found in the Setup Guide.
  • ClearPreviewCache error on entering Play mode because PlayerSettings.SetGraphicsAPI fails on macOS Catalina (explained in the Setup Guide).

# Wikitude SDK 9.0 Expert Edition

Release Date: 2020-03-31 Version: 9.0.0

# New

  • Added support for auto-focus when using AR Bridge on Android.
  • Added new sample showcasing multiple image tracking.
  • Trial licenses no longer show a full-screen watermark.

# Fixed

  • Fixed issue where the initial pose of a target was identity.
  • Fixed an issue where the target pattern would not be applied correctly in some cases.
  • Fixed plugins not working correctly on iOS when using OpenGL ES.
  • Fixed an input plugin issue where strided data was not handled correctly on iOS.
  • Fixed an issue where static images would not work correctly in the Live Preview.
  • Fixed a crash on some Android devices that ocurred when the camera started.

# Wikitude SDK Expert Edition Beta 4

Release Date: 2020-02-19 Version: 0.4.0

# New

  • Upgrade to AR Foundation 3
  • Upgrade to ARCore 1.15
  • Changes in how camera permissions are handled in samples for Android.
  • Faster tracking of multiple images
  • Improved accuracy when recognizing image targets
  • Explicit warning in case 64-bit for Android is not turned on.
  • New optional error logging mechanism.
  • New cylinder tracking sample that takes advantage of AR Bridge functionality.
  • Multiple Cylinder Tracking is now more accurate when cylinders are close to each other.
  • Multiple Object Tracking is now more accurate when objects are close to each other or overlap each other.

# Fixed

  • Rotating the camera does not have an impact on recognition performance anymore.
  • Fixes iOS crash when using OpenGL ES 2.

# Wikitude SDK Expert Edition Beta 3

Release Date: 2019-12-16 Version: 0.3.0

# New

  • Several improvements to cylinder recognition accuracy and tracking stability.
  • Update to ARCore 1.9 using auto-focus and HD camera frames.
  • Support for multiple object targets at the same time.
  • Support for duplicate object targets at the same time.
  • Improved accuracy for recognition and tracking of image targets.
  • Preview of cylinder targets in Unity Editor.
  • Support for Unity version 2019.3 and newer.

# Fixed

  • Issue where the the SDK was crashing on Android when receiving a wrong camera frame when not using camera2. An error will now be reported through camera callbacks.
  • Target Collection Editor down-scaled image targets wrongly, leading to poor recognition.
  • Issue where the point cloud preview would not disappear anymore after entering play mode.
  • Issue where OpenGL ES 3 did not work correctly on iOS.

# Known Issues

  • Some Image Targets in zip files show worse behaviour when rotating camera.
  • Image recognition may perform worse on low-end iOS devices when using Unity 2019.2 or newer.

# Wikitude SDK Expert Edition Beta 2

Release Date: 2019-11-05 Version: 0.2.0

# New

  • Support for Cylinder Targets
  • Working with Cylinder Targets in Unity Editor
  • Visualization of wto in Unity Editor
  • Samples now use .zip file instead of wtc files
  • Significant reduction of memory consumption for all trackers

# Fixed

  • Issue in Unity Editor when using Live Preview
  • Swimming of augmentations when using AR Foundation
  • QR plugin slow in reading QR codes

# Known Issues

  • Cylinder Tracking sometimes flickers and is not as stable as plain Image Tracking (will be fixed in next release)
  • When using AR Core, the screen resolution is poor
  • Image Recognition on iPad6 is failing

# Wikitude SDK Expert Edition Beta 1

Release Date: 2019-10-09 Version: 0.1.0

# New

  • Combine Image and Object Tracking in the same experience.
  • Use Image and Object Trackers in combination with ARKit or ARCore tracking.
  • Use Image and Object Trackers in combination with AR Foundation.
  • Allows using real-world scale augmentations through the new Absolute Scaling Workflow in the Image Trackable, provided that image targets have the correct physical target height specified.

# Fixed

  • Fixes very slow video rendering when using Live Preview on a newer MacBook Pro.

# Known Issues

  • When running with AR Foundation, augmentations might appear to be floating and not entirely anchored to their physical target, especially on Android devices.