Questions tagged [augmented-reality]
Augmented reality is the use of computer graphics to add virtual elements to a real world environment in real-time.
68
questions
0
votes
0
answers
59
views
How can i rotate an object based on the finger position?
I am using Lens Studio to build an AR effect and trying to use the position of the hand tracker fingertip to make a cube rotate. For example, as I move my finger on the x-axis the cube rotates in the ...
- 141
1
vote
1
answer
552
views
Manually trying to start AR Core XR Loader, but its Subsystems won't start?
I'm trying to implement that in one scene I start the Google Cardboard XR Loader, and in the other scene I start the AR Core/AR Kit XR Loader.
This is how I start the loader required for the scene:
<...
- 701
0
votes
1
answer
405
views
Unity App working on one phone but crashes on another with the same API level
I built a Unity AR app which worked on my phone. However, on sharing the APK to another phone with the same Android version, it crashes on startup. I've tried increasing the target API level to max, ...
- 11
0
votes
0
answers
55
views
How do you track a 3D model of a building for navigation in Unity and AR Foundation?
In AR Foundation, you can track planes, feature points, etc. Is it possible to create a 3D model of a space to scale (in Blender, for example) and use the tracking features of AR Foundation to align ...
- 1
0
votes
0
answers
35
views
How to increase performance of Android AR scene
I'm wondering how to improve speed on this scene for AR on Android, since it's still sluggish. From what I could see, Unity instanced the particle system meshes automatically (is that correct?).
I'm a ...
- 129
2
votes
2
answers
150
views
How to motivate movement through the city in a D&D / Pokémon GO -like game?
My goal is to create a game that is sort of a combination between Dungeons & Dragons and Pokémon GO.
The main goal of the game will be to have the players move through my city, in real life, and ...
- 21
0
votes
0
answers
740
views
Fully exiting HoloLens Unity apps, including closing the window
On both the HoloLens 1 and 2, with Unity at least from 2019.x LTS through 2020.x LTS, with at least 2D windows/fullscreen and 3D immersive apps, with any XR plugin (or no XR at all), run-in-...
- 137
1
vote
0
answers
64
views
How to prevent re-opening a scanned image's URL again after pressing back to return to the app?
Simply, after scanning the trigger image with the phone's camera, the URL opens
successfully. When I press on the back button to return to the phone's camera,
the app reopens the URL again as you see ...
0
votes
0
answers
41
views
Occluding spawned object behind obstacles in AR/MR
I have spawned the object in Unity AR foundation and as expected, the object is always in front of the actual world objects.
So if I spawn cube under the table and look from above, the cube is going ...
0
votes
1
answer
97
views
Unity 2019 Error : com.unity.xr.arsubsystems@2.2.0-preview.3/Runtime/ImageTrackingSubsystem/XRImageTrackingSubsystem.cs57,30): error CS0506:
I am opening an old project created in 2019.3 inside my new Unity 2019.4. I got this error message in Unity Console:
...
0
votes
1
answer
171
views
Disable and re-enable image tracking ARKit
Is there a way to disable and re-enable tracking for images in ARKit? From the older versions, this was the solution. But the newer versions have removed the ...
- 3
1
vote
0
answers
41
views
How to build bullet (hit) damage detection in Augmented Reality to a real life person acting as an opponent?
I am building an Android AR game using ARcore 1.18 in Unity 2019.4.5f1 (LTS). Now I want to create something like bullet damage detection just like it is built in a normal Unity 3D game.
Of course, ...
- 31
2
votes
1
answer
3k
views
How can I use Body tracking in Android using ARCore or some other libraries?
I know that ARCore on Android doesn't support Body Tracking like ARKit does. But is there some alternative or workaround to ...
- 31
0
votes
1
answer
541
views
Unity augmented reality app doesn't work on android
I am pretty new to unity and augmented reality applications. I use unity 2019.4.4f1 and my project is very simple as you can see in the screenshot below:
I am using Wikitude plugin for image tracking ...
2
votes
0
answers
60
views
Deforming a lip mesh to match face-tracking points
I'm creating a lipstick filter. I have a basic mesh for the lip shape ( 140 vertices ) which I am able to render on screen.
I need the mesh since I have my own lighting system, and hence need the ...
- 21
0
votes
2
answers
140
views
Unable to add AR session
I am new to unity and i am trying to make a AR app. I have installed AR foundation, Arcore Xr plugin, Arkit XR plugin via package manager. Then if i go to the Hierarchy panel to add a AR session and ...
-1
votes
1
answer
505
views
How i can detect a single ARuco marker among several markers?
Hi everyone i am working on a rehabilitation application that depends on ARuco markers. The idea is to draw an object on a single marker among the four existing ones, then when the patient's hand ...
0
votes
1
answer
93
views
Making an object orbit using c# script for Unity+Vuforia
I have written a simple c# script for Unity+Vuforia. I want to create a simple sample project where an object like a sphere is revolving (orbiting) origin (0,0,0) above image target.
The code I have ...
- 103
0
votes
1
answer
88
views
How to detect aging signs with ARkit / AR foundation?
How Do I approach the matter of detecting skin color, wrinkles, age estimation using ARkit / AR foundation in unity ?
I haven't found any tutorials online that can help on this.
- 93
0
votes
0
answers
31
views
How can I places objects to specific facial landmarks ? like ears and hats
I'm currently trying multiple AR plugins in unity and I'm stuck in how to place certain objects in specific landmark positions.
I used the landmark positions to spawn certain objects but they are way ...
0
votes
0
answers
194
views
How to highlight intersection between objects?
I'm new to Unity and I'm developing an augmented reality app.
My situation is as follows: I have two objects in the scene, a neighborhood model and a cube. The mockup will be the object I am going to ...
0
votes
1
answer
546
views
Unity AR Ground Plane Detector
I need to check a "ground plane" to put objects over it without a marker, using Unity.
Right now I'm using Vuforia, but the Ground Plane on Vuforia only works on some devices, I tested on mine and my ...
- 13
1
vote
0
answers
31
views
How can i add mobile camera feed to unity?
I want to take my mobile camera's feed to unity , where if the target image is found , some action should happen ( may be like a cuboid appears on the target image). I thought of using ip webcam app ...
0
votes
1
answer
928
views
Changing the 3D model of the Unity ARkit face tracking demo
I was able to get the Unity ARkit face tracking demo working with an iPhone X to animate a face model in realtime:
I then tried to get it to work with my own 3D model, and imported the FBX file with ...
- 103
0
votes
0
answers
17
views
How can I generate high feature point images for recognition within an Augmented Reality app?
I need to automatically generate 300-400 images (for a print medium) which will be used by an AR app (using ARCore).
The printed physical image ideally would be 5" x 8" but can be 5" x 5" as well.
...
- 101
0
votes
0
answers
87
views
Optimizing large number of ModelRenderable cubes with ARCore?
I am creating an ARCore Android app that involves rendering up to thousands of cubes, of course using a Node and ModelRenderable object for each. Understandably, I'm unable to do that without running ...
1
vote
1
answer
597
views
How to set up Azure Spatial Anchors with Unity Android project?
I'm building an AR app in which I wish to use Microsoft's Azure and it's web service Spatial Anchors. I cannot seem to get the sample demo, which I downloaded from https://github.com/Azure/azure-...
0
votes
0
answers
45
views
How can I use Unity AR without cloud services?
From what I've read so far, it looks like if I want to build AR apps with Unity, I need to use some kind of cloud service.
Is there a way to use AR without sharing my (and my users) data to some 3rd ...
- 75
1
vote
0
answers
44
views
Optimization of linear solving for small matrices (10x10)
How to optimize the hell out of linear system solving for small matrices (10x10)? This would be used in an AR engine for a few games, but has to be done very fast.
This solver is to be executed in ...
- 111
0
votes
1
answer
58
views
Unet Syncing within AR Hololens
I am out of options. I have tried everything I could and no matter what I do, the Transforms don't sync up. I have had multiple solutions that worked in my test, non AR project, but once I put on the ...
- 11
0
votes
1
answer
1k
views
Why does my Vuforia 8.0 AR app work with a PC webcam, but not with a phone camera, and how do I fix it?
I am making an AR recognition app, the first time I have done so in 2018.3. I have installed the database and target info from the Vuforia developer portal. I have imported my model, and created an ...
- 161
1
vote
1
answer
103
views
Mapping a Touchinput-device in a 3D World for VR
I have a Touch-Input device which is linked to my Unity Program and a VR Device.
The Touch-Input device which is bolted somewhere BUT the position can be changed.
I can get the "2D Coordinates" X / ...
- 1,460
0
votes
1
answer
391
views
Black screen after running emulation mode in the Unity Editor for hololens
I am having issues with black screen when running the emulation mode or simulator for Microsoft hololens. In the preview the camera shows what the user should see. I see no obvious reason to behave ...
- 290
5
votes
3
answers
380
views
What is the difference between AR, VR and MR?
Please explain clearly and in short about the differences and boundaries between AR, VR & MR.
- 161
1
vote
0
answers
1k
views
Realistic intensity of a sun in Unity to match the outside world
I am creating an ARCore application in Unity where I want to make lighting shadows that match the real lighting outside.
For this, I have made a rotational directional light that simulations the ...
- 559
1
vote
0
answers
2k
views
How can I load/import GIS file (ESRI Shapefile) to Unity3D at runtime?
I'm new to Unity3D and I need to implement an open source Markerless Augmented Reality GIS mobile app (Android, IOS) to show the underground utilities (like wastewater pipes, water pipes, electricity ...
- 111
0
votes
1
answer
470
views
The cube does not rotate with Vuforia virtual button in Unity3d
I added the cube on the image target of Vuforia. I also added the Vuforia virtual button on the image target. Now I want to rotate the cube by pressing virtual button. For this purpose I implemented ...
- 3
0
votes
0
answers
968
views
Use ARCore to detect marker and show information
I'm new to AR, and am trying to use Google's ARCore to build a simple AR prototype. Basically if a logo is detected, I like to place some real-time charts or text information on the screen. Similar to ...
- 239
3
votes
0
answers
238
views
Android LibGDX 1.9.6 Augmented Reality captured images are black
Using LibGDX for an AR application and capturing image and merging lines and texts on LibGDX with image with this code.
...
- 114
2
votes
2
answers
810
views
What is the universal "Distance Point" for human vision?
I'm not sure if this is the technical term, but I'm asking: At what rate do things scale bigger and smaller as they move toward and away from the human eye?
I know the equation for the linear ...
- 21
2
votes
1
answer
145
views
Do I need VR camera for VR Project?
I am to make a project involving virtual reality for college, I have a budget of $800, the original idea is to get a VR camera (this camera https://www.stereolabs.com or any other similar camera) and ...
- 133
0
votes
0
answers
712
views
LineRenderer not working using Vuforia in Unity
So I'm trying to render a line that shows up when camera sees an image target and moves around with it. Very typical AR application. But my line renderer doesn't seem to show at all.
Here's the code:...
user86861
1
vote
2
answers
643
views
Using AR measuring techniques to allow free movement in a VR room
I am a Game Design student currently working on my graduation project. For this project, I want to develop a VR room, which can be walked through freely by using a smartphone. I already made a 1:1 ...
2
votes
1
answer
2k
views
Detect transform from detection of QR code?
I want to calculate the transform I need to render a 3D object in my world.
How I see my idea:
You open a camera
You point it at a QR code
The app detects the QR code and returns the 4 corners and ...
- 187
1
vote
0
answers
558
views
how to implement ARVR controller in unity & vuforia
hello i've been strugling figuring out this thing. i'm trying to make ar controller for my vr cardboard game, so the idea is using AR and VR simultaniously. you will completely in vr game but your ...
- 11
-1
votes
2
answers
439
views
3D model gets partially invisible when large, Vuforia and Unity
I'd appreciate if someone could advise on my problem.
I use one on-device image target and a single 3D model. I use Unity extension and then export the scene to Android project. I also use Extended ...
- 97
0
votes
1
answer
536
views
Does Amazon Lumberyard support AR yet?
I would like some help regarding whether Amazon Lumberyard supports augmented reality (AR) or not. It clearly mentions VR is supported but nothing about AR support. It looks as if we just have to ...
- 109
1
vote
0
answers
201
views
Playing a video in AR using Vuforia and Unity 5
I am trying to play a video in augmented reality using Vuforia and Unity5. I followed a few videos but I am still not able to play it. Can anybody help? I get the "error texture icon" instead of the ...
1
vote
0
answers
342
views
Vuforia jewellery try out without marker
I need to create a virtual jewellery try out in unity 3d + vuforia. I have done it with marker as a target but now i need to do it without marker. Is there any way we can track live objects using ...
- 111
1
vote
1
answer
244
views
Conversion of a C++ library to DLL
I'm developing an augmented reality application and I'm supposed to use the ALVAR library for AR marker detection. I use Unity as the game engine and unfortunately it doesn't support C++. Is there any ...
