Hand tracking with Unreal Engine 5.4.4 and Quest 3, 2.

Recommendations on creating content for Quest3:

https://forums.unrealengine.com/t/how-to-game-development-best-practices-for-quest-3-using-unreal-engine-5/2056737

Video sources for Hand Tracking used:

GDXR:

Meta XR Hand Tracking Part 1 - How To Set Up Hand Tracking In UE5

  https://www.youtube.com/watch?v=HpVdLXc96a4&ab_channel=GDXR

Requirements

Meta XR plugin -

Epic Games marketplace -> install Unreal engine -> Edit -> Plugins -> Meta XR -> enable -> Restart Engine

If does not work - Uninstall Leap Motion app or other app that deal with hand tracking src:

https://developers.meta.com/horizon/downloads/package/unreal-engine-5-integration

Meta Quest Link App

-> Settings -> Beta -> Developer Runtime Features - Enable

Unreal Engine

-> Edit -> Project Settings -> Hand Tracking Support -> Hands Only

Passtrough

src: https://youtu.be/hZu0Rg_1hyE?si=OV_x4jtGaq9TB94L

-> Project Settings -> Rendering -> Postprocessing -> Enable alpha channel support ... -> Allow through tonemapper
-> Project Settings -> Meta XR -> Mobile -> Supported Meta Quest devices -> + x3
-> Composite Depth
-> Hand Tracking Support -> Hands Only
-> Hand Tracking Frequency -> HIGH
-> Hand Tracking Version -> V2
-> Passtrough enabled
-> Anchor Support
-> Anchor Sharing
-> Scene Support
-> Experimental -> Support Experimental Features - True
-> General -> Control Pose Alignment -> Aim

Delete background, walls

Unreal Android SDK setup:

Unreal documentation: https://dev.epicgames.com/documentation/en-us/unreal-engine/android-support-for-unreal-engine?application_version=5.4

Youtube guide: https://www.youtube.com/watch?v=znvDJ9E-SFk&t=1941s&ab_channel=ShimmeringTrashpile

Google Doc: https://docs.google.com/document/d/10JZ9Bs3-H0eeujtvEnGAHBXnOusnP6inLcJS7UXOnLg/edit?tab=t.0#heading=h.fo90sywkll5v

Summary:

-> Java runtime: OpenJDK 17.0.6 2023-01-17 
-> Android Studio Version: Flamingo 2022.2.1 Patch 2 May 24, 2023
      - SDK Platforms Tab
         -> Uncheck Android API 35, Check Android 12L
      - SDK Tools Tab
         -> Android SDK Build-Tools 35-rc3 -> Uncheck 35.0.0, Check 32.0.0
      - NDK
         -> Check 25.1.8937393
      - Android SDK Command Line Tools (latest) 
         -> Android SDK Command-line Tools (latest) Version 13
      - CMake
         -> 3.22.1, 3.10.2.4988404
      -Android SDK Platform-Tools (The Version column will be 35.0.2)

-> Unreal settings

    -> Platforms -> Android -> 
   Minimum SDK Version (26=8.0.0, 27=8.1.0, 28=9, 29=10, 30=11, 31=12): 30
   Target SDK Version (26=8.0.0, 27=8.1.0, 28=9, 29=10, 30=11, 31=12): 32
    -> Package game data inside .apk? check
   
   -> Location of Android SDK
   C:/Users/006504390/AppData/Local/Android/Sdk
   -> Location of Android NDK
   C:/Users/006504390/AppData/Local/Android/Sdk/ndk/25.1.8937393
   -> Location of JAVA
   C:/Program Files/Java/jdk-17
   -> SDK API Level
   latest
   -> NDK API Level
   android-32