.NET
Microsoft Technologies based on the .NET software framework.
3,441 questions
1 answer
How to resize HoloLens 2D application window size via code
I want to customize windows size of my 2D HoloLens UWP application. I have tried below code in my .NET application. This doesn't work in HoloLens, but it works in Windows PC. ApplicationView.PreferredLaunchViewSize = new Windows.Foundation.Size(950,…
.NET
Universal Windows Platform (UWP)
Universal Windows Platform (UWP)
A Microsoft platform for building and publishing apps for Windows desktop devices.
2,838 questions
C#
C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
10,361 questions
HoloLens Development
HoloLens Development
HoloLens: A family of Microsoft self-contained, holographic devices that enable engagement with digital content and interaction with holograms in the surrounding environment.Development: The process of researching, productizing, and refining new or existing technologies.
386 questions
asked 2024-03-04T11:45:28.4366667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(214.4, 20%, 30%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESK%3C/text%3E%3C/svg%3E)
Sadev Kalubowila
10
Reputation points
commented 2024-03-21T07:17:14.9966667+00:00
Nazariy Otkolenko
0
Reputation points
1 answer
I am getting an error while trying to setup Unity for HoloLens 2 Development, specifically, error CS0103: The name 'NonNativeKeyboard' does not exist in the current context
I am getting the following error message while trying to setup Unity for Microsoft HoloLens development: Library\PackageCache\org.mixedrealitytoolkit.uxcore@45c07beda63c\Experimental\NonNativeKeyboard\TMPInputFieldNonNativeKeyboardTrigger.cs(67,42):…
asked 2024-03-17T01:52:29.5766667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(249.60000000000002, 4%, 34%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAT%3C/text%3E%3C/svg%3E)
Aswad Tariq
0
Reputation points
answered 2024-03-20T13:58:13.5266667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(76.8, 67%, 17%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ELS%3C/text%3E%3C/svg%3E)
L Salty
0
Reputation points
1 answer
MRTK3 Errors On MRTK2 to MRTK3 Migration
I have been migrating my repo from MRTK2 to MRTK3 and some of the steps have not been clear. Are the MRTK 2.8.3 packages necessary for MRTK3 to work? My process has been as follows: delete previous MRTK 2.8.3 packages from the package manager import…
asked 2024-03-14T18:30:04.57+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(201.6, 62%, 29%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAZ%3C/text%3E%3C/svg%3E)
Alana Zakroczemski
1
Reputation point
answered 2024-03-19T13:12:21.85+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(16, 65%, 11%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJZ%3C/text%3E%3C/svg%3E)
Jay Zuo - MSFT
161
Reputation points Microsoft Employee
1 answer
Mixed Reality Feature tool v1.0.2209.0 doesn't open after pressing start
I have the mixed reality feature tool to import features to my unity project. After pressing start the folder selection screen won't open. The same version worked just fine until today .
asked 2024-03-13T14:44:09.7933333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(188.79999999999998, 23%, 28%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EME%3C/text%3E%3C/svg%3E)
Maria-Eleni Tzortzi
0
Reputation points
answered 2024-03-18T17:15:11.0966667+00:00
Rob Van Schooneveld
196
Reputation points Microsoft Employee
1 answer
One of the answers was accepted by the question author.
What is the limit both dimensional and file for a 3D model?
Hi! I am considering using the Hololens 2 for visualizing a house (a cube of 20x20m). Is there any dimensional limitation to be able to visualize the house? Is there any size limitation to import the 3D model size and get a good visualization…
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(240, 5%, 33%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ED%3C/text%3E%3C/svg%3E)
1 answer
One of the answers was accepted by the question author.
Does HL2 indeed not support vergence distance/point?
Using the ExtendedEyeGazeDataProvider provided by the extended eye tracking capability of MRTK3, GazeReading.VergenceDistanceSupported returns false when run on HL2. Based on that, I can only assume that this property is indeed not supported on HL2. Can…
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(19.2, 71%, 11%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EV%3C/text%3E%3C/svg%3E)
2 answers
One of the answers was accepted by the question author.
Can't get rid of a diagnostics rectangle with immersive APP after I first built an app from Unity to HoloLens2
I can't get rid of a diagnostics rectangle with immersive APP after I first built an app from Unity to HoloLens2. Every time I launch an inmersive(full-screen) APP, there will be a diagnostics rectangle at the middle of my view. See the images…
2 answers
Unable to 'build and run' on Unity 2020.3.34f1 for HoloLens2
Hello, I am unable to build software on HoloLens 2 with the following issues. This is very urgent and important for my master thesis. Anyone who can help me would be greatly appreciated.
asked 2024-02-27T16:23:16.91+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(243.2, 88%, 33%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJY%3C/text%3E%3C/svg%3E)
Jian Yang
0
Reputation points
edited the question 2024-03-06T08:20:11.9366667+00:00
Jay Zuo - MSFT
161
Reputation points Microsoft Employee
3 answers
I am getting compilation errors in Unity that nonnativekeyboard could not be found.(MRTK3)
I am getting a lot of error messages like this wich prevents compilation: Library\PackageCache\org.mixedrealitytoolkit.uxcore@45c07beda63c\Experimental\NonNativeKeyboard\TMPInputFieldNonNativeKeyboardTrigger.cs(67,42): error CS0103: The name…
asked 2023-10-15T14:39:59.6966667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(124.80000000000001, 9%, 22%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAR%3C/text%3E%3C/svg%3E)
Adrian Rudolf
50
Reputation points
edited a comment 2024-03-03T06:36:15.2533333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(236.8, 32%, 32%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EYM%3C/text%3E%3C/svg%3E)
Yunlei MEN
0
Reputation points
2 answers
One of the answers was accepted by the question author.
Connection between HoloLens 2 and Windows Laptop
I want to develop an app for HoloLens 2 and an app for Windows Laptop. Desired features: HoloLens 2 can scan a QR Code on the Windows Laptop screen and establish a peer to peer connection. (Maybe through WebRTC, I'm not sure.) Windows Laptop can send…
asked 2024-02-23T10:20:43.74+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(92.8, 13%, 18%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EA%3C/text%3E%3C/svg%3E)
函宁 刘
80
Reputation points
edited an answer 2024-03-01T09:34:38.8366667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(198.4, 72%, 29%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EYL%3C/text%3E%3C/svg%3E)
Ying Li - MSFT
810
Reputation points Microsoft Vendor
1 answer
Hololens 2 Emulator XDE:001
So, I installed Hololens 2 on my company PC to try to debug some things. However, despite being installed and VS2019 recognize, I'm only getting that error:
asked 2024-01-17T15:29:11.8266667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(150.4, 51%, 24%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EPZ%3C/text%3E%3C/svg%3E)
Pedro Zanardi
5
Reputation points
commented 2024-03-01T00:34:33.9966667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(25.6, 53%, 12%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EST%3C/text%3E%3C/svg%3E)
Strawbridge, Travis Kane - strtk001
0
Reputation points
1 answer
How to know the orientation of the accelerometer in relation to camera Transform?
I am using HoloLens 2 with Unity 2019.4. I have access to research mode thanks to this repo . I can get the raw data from the accelerometer, but I don't know in which frame they are expressed. If I assume it is in the camera (headset) frame, then it…
asked 2023-03-16T13:56:05.1066667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(96, 45%, 19%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ELA%3C/text%3E%3C/svg%3E)
Léa Prémont
0
Reputation points
answered 2024-02-28T16:08:44.3+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(262.40000000000003, 57.00000000000001%, 35%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EG%3C/text%3E%3C/svg%3E)
GameWame
0
Reputation points
1 answer
One of the answers was accepted by the question author.
'NonNativeKeyboard' could not be found
URLAccording to the official tutorial configuration project, reported this error, how should I solve it?
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(28.799999999999997, 20%, 12%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EA%3C/text%3E%3C/svg%3E)
1 answer
About microsoft / HoloLens2ForCV (Further questions)
I used the Stream Recorder app (in HoloLens2ForCV) to capture hand tracking and eye tracking data, and exported data like "XXX_head_hand_eye.csv" But the problem I'm having is that the file I'm exporting contains hundreds of columns of data…
asked 2024-02-17T20:05:02.6133333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(118.4, 16%, 21%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ECL%3C/text%3E%3C/svg%3E)
cy lai
20
Reputation points
answered 2024-02-27T11:45:45.3133333+00:00
Jay Zuo - MSFT
161
Reputation points Microsoft Employee
1 answer
After running the project, I would like to export the saved records to a place where I can access them.
I tried to create an experimental environment with unity that would run on Hololens2. I built a sln file and was able to deploy the project to Hololens2 via visual studio. When I run the project on my computer, after it has been running for a while, when…
asked 2024-02-18T09:33:23.36+00:00
cy lai
20
Reputation points
answered 2024-02-26T02:07:31.5366667+00:00
Jay Zuo - MSFT
161
Reputation points Microsoft Employee
1 answer
Cannot enable Developer Mode on Hololens 2
I'm trying to turn on Developer Mode so that I can run my Unity project on my Hololens. The toggle for Developer Mode isn't grayed out, but when I press it, it does nothing. My Hololens is from an organization, but I confirmed with them that they haven't…
asked 2024-01-19T18:08:38.1366667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(96, 62%, 19%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EPP%3C/text%3E%3C/svg%3E)
Praveen Perera
0
Reputation points
edited the question 2024-02-14T08:50:47.2766667+00:00
Jay Zuo - MSFT
161
Reputation points Microsoft Employee
0 answers
HoloLens2 - integrate custom vision error
Hello, I am having issues with the Integrate Azure Cloud Services to your Unity project on HoloLens 2 tutorial. Specifically, I am having issues getting Exercise - Integrate Azure Custom Vision to work after I deployed my project onto the HoloLens2 with…
Azure
Azure
A cloud computing platform and infrastructure for building, deploying and managing applications and services through a worldwide network of Microsoft-managed datacenters.
984 questions
HoloLens Development
HoloLens Development
HoloLens: A family of Microsoft self-contained, holographic devices that enable engagement with digital content and interaction with holograms in the surrounding environment.Development: The process of researching, productizing, and refining new or existing technologies.
386 questions
asked 2023-06-28T15:02:09.16+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(246.4, 98%, 33%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMO%3C/text%3E%3C/svg%3E)
Matthew O'Leary
15
Reputation points
commented 2024-02-13T19:19:21.43+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(124.80000000000001, 76%, 22%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EI%3C/text%3E%3C/svg%3E)
Iris236
0
Reputation points
0 answers
Hololens 2 UWP C# App: Issues with Front-Facing Camera at Higher Resolutions (2272x1278) and NV12
I am developing a UWP C# App for the Hololens2. I am trying to access the front facing camera via MediaCapture and MediaFrameReader. So far all is working fine as long as I stick to the resolution of 896x504. As soon as I try to set the resolution to…
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(64, 55.00000000000001%, 16%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ER%3C/text%3E%3C/svg%3E)
2 answers
Problems when connecting unity and HoleLens.
I'm using unity 2021.3.34f1 to edit a scene that needs to run on hololens2, but I'm having the following problems: In the build setting interface, there is no "target device" field where I can select the "Hololens" option. When…
asked 2024-02-05T10:56:21.1666667+00:00
cy lai
20
Reputation points
answered 2024-02-07T05:39:44.8233333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(86.4, 26%, 18%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ES%3C/text%3E%3C/svg%3E)
sonambajwa
0
Reputation points
2 answers
About microsoft / HoloLens2ForCV
I found a research program resource set provided by microsoft, called HoloLens2ForCV, which is used to collect hand and eye tracking data during the use of Hololens2. However, the data file I exported does not contain the title of the data, so I can't…