FAQ Database Discussion Community


How to clear the detection using on-screen buttons?

android,unity3d,augmented-reality,vuforia
Basically, I want to be able to clear the augmentation using the X button on the top-left corner of the screen, as shown in the picture. This was done using some script in Unity3D. Any idea how this is done? Here's the link to the video: https://www.youtube.com/watch?v=9tksyhVlIMQ...

Unity3d - Failed to load 'Assets/Plugins/QCARWrapper.dll'

unity3d,integration,vuforia
I want to use c++ dll on unity android application. To use native dll on a android device, I learn that I should use Unity 5. I download unity5 from here. My application requires vuforia. So I download vuforia package from here. Unity 5 is 64 bit. On unity editor,...

How can i call functions from c# in unity

c#,unity3d,vuforia
I've developed an augmented reality project. But i've a problem. There is a video player script which can play to Video. I'd like to add addition button. So, I created another script for this but i could'nt establish connect between both script. I mean, I'd like to add button that...

How do I create an AR marker for Vuforia / Unity?

unity3d,augmented-reality,vuforia
This is a horribly basic question I know (!) but how do I create and import an AR marker into Unity? I know I am meant to do it through the Vuforia Marker Manager page. I have created a Target Database and I have downloaded the database, but how do...

Google Cardboard SDK for Augmented Reality?

augmented-reality,vuforia,ar,google-cardboard
Is it possible / a good choice to use Google Cardboard SDK to realise AR?I Only have found VR related things with that SDK. What is the best framework for AR? Is Vuforia a good way to go? Im trying to write an AR app (for Android) which detects/scans room...

Adding gesture handlers to Vuforia samples

android,gesture-recognition,vuforia
i am new to vuforia. i was able to run the samples successfully.but none of the samples use these gesture handlers(Pinch, rotate and drag). i wanted to apply these gesture handlers in User Defined Targets of vuforia sample. i was trying to add these gestures by using GestureDetector class ,...

What are the units used for the dimensions of an Image Target on Target Manager?

android,vuforia
On Vuforia's Target Manager, whilst uploading an image target into the database, we are asked to provide the dimensions for the target. Are these targets in Feet, or Inches, or centimetres, or millimetres? Cookie points if you can tell me the dimensions of a normal soda can. ...

Unity / Vuforia Update Leaves Me With a Blank Runtime Screen

android,unity3d,vuforia
I just updated my Vuforia and Unity. Vuforia I'm now using the latest 4.0.105 Unity I'm using 5.0.1f1 But ever since I started tying to make projects in this it's been giving me errors. So I stripped down the app and I've got just the Camera and the Image Target....

Unity 3D Text becomes Word Cubes

android,unity3d,vuforia
As the image shows, my 3D Text keeps disappearing from my scene when I click Play, and then when I zoom in, this is what I see. When I exit the Play scene, it stays like that till I Ctrl+S and Save on which is returns to its proper text...

Vuforia inverse model matrix produces undesired effects. How to fix?

augmented-reality,vuforia
I'm using Vuforia on Android for AR development. We can obtain the modelViewMatrix using Matrix44F modelViewMatrix_Vuforia = Tool.convertPose2GLMatrix(trackableResult.getPose()); This works great. Any geometry multiplied by this matrix and then by the projection matrix shows up on the screen as expected, with (0,0,0) at the centre of the tracked target. But...

Augmented reality Vuforia- What is a marker

android,ios,augmented-reality,vuforia
im new to augmented reality but what is meant by the term marker ? i have done a web search and it says the marker is a place where content will be shown on the mobile device but im not clear still. Here is what i found out so far:...

Blend2Java.py Shows Errors While Trying To Export

java,python,blender,vuforia
Trying to export to Vuforia java, I downloaded blend2java from (http://sourceforge.net/projects/blend2java/?source=typ_redirect) So, I create a simple cube. Select Edit Mode and click 'a' to select all points. And then in text editor, I import the export.py file in. But when I run it, it gives me these errors: File "xxx/xxx//xx/export.py"...

Accessing Objects outside an Image target through Virtual Buttons?

c#,unity3d,vuforia
Can I use Virtual Buttons, that are children of an Image target, to move an object that it not a child of the image target? If yes, how do I script the same? If no, are there any other ways around this? From this picture, you'll understand what I'm trying...

How to script a Button press in C#, to trigger another event?

c#,unity3d,vuforia,vr
I'm working on Unity, w/ Vuforia. I've got Virtual buttons that I need to act like the Up/Down Arrows on the keyboard to move an object which is not in its image target, so I'm searching for the basics. My class starts like this: public void OnButtonPressed(VirtualButtonAbstractBehaviour vb){ ... }...

How to Detect Multiple Image Targets?

android,eclipse,unity3d,vuforia
I've got my unity project exported through Vuforia to Eclpse. But, when I run the application only one image target is detected at a time. In Unity, both datasets have been marked active, but still no use. I see a lot of links like: https://developer.vuforia.com/resources/dev-guide/detecting-and-tracking-multiple-targets-simultaneously But they only explain how...

screen fills with object texture after creating user defined target(vuforia 4 unity)

unity3d,vuforia,ar
I created this small demo where I am creating a user defined target, the model is generating fine on pc after creating the target , it works fine when I test it on pc(using webcam,image is attached) but when I test it on my phone(motog 2),after creating the user defined...

Vuforia on Android mirrors target position after orientation change

android,position,orientation,target,vuforia
I used VideoPlayback as the base of my application. I use SCREEN_ORIENTATION_SENSOR_LANDSCAPE on both vuforiaAppSession.initAR and activity orientation. If I start my application as landscape_left, it works fine, if I start it as landscape_right, it also works fine, but if on runtime I change the orientation, the positioning of the...

Why, when split binary, Auto Focus doesn't work anymore?

c#,android,unity3d,vuforia
When export APK without split binary, work perfectly. When choose "split binary" ( apk and obb files ), auto focus doesn't work!! I'm using Unity 4.5.0 and Vuforia 3.0.9. I add this line to Assets/Plugins/Android/AndroidManifest.xml to strengthen the existing autofocus: <uses-feature android:name="android.hardware.camera.autofocus" /> But, nothing happen when split... Here the...

Android App crashes on Unity Splash Screen

android,unity3d,android-logcat,vuforia
So, I know this is a repeated question but mine doesn't seem to match any of them. I use Unity 5.0.1 which crashes the same as 4.6 that I had before. My app runs sample applications but only when I make my own custom apps it crashes. I must explain...

Crash EXC_CRASH (SIGABRT) unity + vuforia + ios

ios,unity3d,vuforia,ios8.3
This is my first post.Does anyone know what error of this code? I use unity 4.6.5 with vuforia plugin 4 and xcode 6.2. Apple center reject my app because iPhone 4S running iOS 8.3-iPhone 5C running iOS 8.3- iPhone 5S running iOS 8.3- iPhone 6 running iOS 8.3-iPhone 6 Plus...

Error Exporting Vuforia Unity Project into Eclipse

android,eclipse,unity3d,vuforia
I'm using the Unity's Vuforia Extension, and created a AR scene. But while exporting to Android, a pop up came and SDK outdated, but my SDK is the latest. I clicked continue and imported the project into Eclipse. But while trying to run the project, it doesn't launch saying the...