HoloLens 2 : Is it possible to get eye tracking data from a background app ?
Hello ! For research purpose, we are trying to get Eye Tracking datas from the HoloLens but outside a specific app. Do you know if it's possible ? The idea would be to have an app that launch background tasks : one that get eye datas and one that launch…
Bing Maps not working in hololens build in Digital twins with Azure Digital Twins and Unity Tutorial
Hello I am doing the tutorial for "Build mixed reality digital twins with Azure Digital Twins and Unity" I have gone through the tutorial and everything works great in Unity editor at runtime in my project and the provided…
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connect python with hololens2 (Unity)
Hi, What is the best way to share data and connect python to unity in realtime mode for hololens2? Is it server and client? Or "Python for unity"? Or any other ideas?
Tag-along behavior of visual profiler in MRTK 2.7.3
Hi, I want to design a menu just like the visual profiler stuck in the gaze view. The behavior is like a radial view solver or billboarding which moves smoothly. I implemented a canvas and an image as a component. I tried radial view solver or…
Virtual Reality Support Option in Unity 2020
Hi everyone, I wondered if we have any virtual reality support check box in XR Plug-in management of unity 2020. It used to be in XR setting in unity 2019. To connect the unity app to Hololens 2 it is still needed to enable this option. 1
Stream Recorder: VLC frames have incorrect timestamps (frames out of order)
Im using the following repo to access and save the device streams: https://github.com/microsoft/HoloLens2ForCV When recording using StreamRecorder it seems that the timestamps returned by all of the visible light cameras are frequently incorrect…
Excess Scanning
Hello, My group and I have built a project using Unity, and successfully loaded it onto our HoloLens 2. The application works as desired minus a key component. The HoloLens is continually scanning the room. We do not want these lines visible to…
Bug: Windows.Graphics.Capture on HoloLens 2 yields E_INVALIDARG error without further explanation
This issue has been redirected from https://github.com/MicrosoftDocs/winrt-api/issues/2108 as it was posted on the wrong place originally.: Description: I'm trying to use the Windows.Graphics.Capture WinRT API from C++ on HoloLens 2 hardware.…
How enable Hololens 2 Spatial mapping occlusion in Unreal Engine
Hello everyone! I studied webinar working with unreal engine and hololens 2. This is a great lesson. And I understood how UxtTapToPlace works. But I can’t turn on the function of spatial mapping for occlusion of my Hologram. That is, so that the…
Hololens 2 Align Scene Understanding Bytes file with Physical Space
Hey there, I used the Scene Understanding SDK to create a map of my area as a bytes file. However, when i re import these SU bytes file in my project - it does not align with the Hololens 2 headset when I run Holographic remoting. There is always a…
Hololens2 Implementing Scene Understanding using MRTK and Unity
Hey there, I am trying to build a Unity Hololens2 app requires an mesh of an entire room for occlusion and an immersive feel. I am able to get a mesh of most of the room using the standard MRTK Spatial Observer but there are several holes. I was…
HoloLens 2 Repository Question
Hello, I am using HoloLens 2 with Unity. Is there a way to read/write a file (txt) stored in internal storage in Unity? Is there a way to access the local storage where the Unity program is installed via USB? Thanks.
Need help Testing Azure Spatial Anchors in Unreal Engine 4.26 using hololens 2
So I just finished implementing the spatial anchoring to my MRPawn for my unreal engine project and now I want to test it but I don't know how to acutally test it. I already checked the documentation for azure spatial anchoring and there's nothing on how…
Hololens 2: Connection between Arduino and Raspberry PI
Hello, I need advice. I got a project and the goal of my project is to connect a probe to measure pH. I would like to connect this probe to either Arduino or Raspberry PI and I do not know which of these two options is more compatible. Since I am a…
Visual studio error while connecting to the Holo lens
This issue comes whenever I m going to connect Unity to Microsoft holo lens. this cannot be connected directly and I used visual studio to connect unity to Holo lens. just wondering how to connect through. any idea about it, please. Thanks.
No hand tracking in Unity holographic remoting (Hololens 2)
Hello everyone, We're struggling with testing and debugging HL2 apps in Unity. Up until now testing's been a chore: change the code, build the VS project with Unity, open the project in VS, build and deploy the app to the device via USB. Each time we…
I want HoloLens2 to recognize the voices of the people around me.
I did HoloLens2 tutorials. HoloLens2 tutorials -> https://learn.microsoft.com/ja-jp/learn/modules/azure-speech-services-tutorials-mrtk/3-exercise-integrate-speech-recognition-transcription Development Environment -> Unity2020.3.11f …
Creating Azure Spatial Anchors in Unreal Engine 4.26 and Hololens
Hey guys. So I'm trying to create a spatial anchor using Unreal Engine and the Hololens, but I don't know how to create it, I have all of the functions implemented in by looking through the documentation for the Azure Spatial Anchors…
My Own Digital Hologram Data Input
I want to display my own phase-only holograms on HoloLens2 which is obtained by computer-generated holography. I want them to display like this after inputing into HoloLens. But I don't know how to input and where is the Api interface. Is there any…
HoloLens (1st gen) Sharing 240: Multiple HoloLens devices
Hi, I'm currently trying to get both of my 1st Gen hololens to view the same holographs, using the steps given by this website (https://learn.microsoft.com/en-us/windows/mixed-reality/develop/unity/tutorials/holograms-240#chapter-4---discovery). However,…