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Questions tagged [google-project-tango]

Google Project Tango is a hardware and software platform which brings 3D environmental sensing to Android devices. This tag should be used only on questions that are about Google's Project Tango features or Project Tango SDK technical issues. The tag [tango] should be used to ask about the library written in the "D" programming language.

Google Project Tango was deprecated on March 1st, 2018. Google is continuing AR development with ARCore (developers.google.com/ar), a new platform designed for building augmented reality apps for a broad range of devices without the requirement for specialized hardware.

Google Project Tango is a hardware and software platform which brings 3D environmental sensing to Android devices. It offers six degree of freedom motion tracking, area learning, and depth perception capabilities.

Project Tango technology gives a mobile device the ability to navigate the physical world similar to how we do as humans. Project Tango brings a new kind of spatial perception to the Android device platform by adding advanced computer vision, image processing, and special vision sensors.

Google renamed the product from "Project Tango" to simply "Tango" as the official product name on June 9, 2016.
Note that this tag should be used only on questions that are about Google's Project Tango features or Project Tango SDK technical issues. The tag should be used to ask about the library written in the "D" programming language.

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How to get current timestamp Tango SDK

All events in the C++ Tango SDK comes with a timestamp. Is there any way we can ask for the current timestamp ? I've tried to use the monotonic clock of the OS but there is an offset and I don't know how to get the current time in the same reference…
Jean-Philippe Jodoin
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where did the "AndroidHelper.ShowAndroidToastMessage("msg...", false);" Method migrate to?

Tango: Unity: (Fermat) where did this method migrate to? AndroidHelper.ShowAndroidToastMessage("msg...", false); It was present pre-Fermat but is now no-longer there... was very nice way to send notifications to user that were more subtle...
Thomas Myers
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Issues with Depth (returning no callbacks) during multiple repeat restarts of App

I am having issues with the Depth callbacks (in Unity) consistently populating with data. It seems somewhat random as I start and stop and restart my application. I'm utilizing the Pose (position) updates as well as the Depth updates. (For the…
Thomas Myers
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Are some tango apps on play toxic for the tango tablet?

So I was going to do a demo. And I figured, since my stuff melts down into slag on a regular basis, I'd install all the Tango demo apps. Bad idea When Tango went to reboot, it went through the normal screen animations, but it hung on the animated…
Mark Mullin
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Tango sample apps on Android Studio, with Gradle

Does anyone know a way to import the Java Tango samples (https://github.com/googlesamples/tango-examples-java) in Android Studio, and configuring correctly the build with Gradle ? I've been able to import them in Android Studio, via "Import…
matthieu
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Google Tango C API connected onFrameAvailable callback never called

I'm trying to retrieve the TANGO_CAMERA_COLOR image pixel data by registering a callback function using static void onFrameAvailable( void* context, const TangoCameraId id, const TangoImageBuffer* buffer ) { LOGVI( "\nGOOGLE TANGO FRAME…
mastamonito
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Tango mapper dies after system upgrade

Today I accidentally upgrade the Yellowstone that I was working on and after the system upgrade, the TangoMapper is not working any more. The app can be launched and you can still choose the specifications for your data collection such as "Enable…
Da Teng
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Restarting java point cloud demo often fails to reacquire pose data

(Wow did SO just select a lot of nonsequitor questions - joy of being on the edge :-) I find that often when I'm trying to run this app multiple times from Android Studio, subsequent invocations that cause a resume, instead of a cold start (real…
Mark Mullin
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Debugging on ART is gruesomely slow, switching to Dalvik not an option

I'm not sure whether Tango even works with Dalvik, and switching back to Dalvik from ART seems the most common suggestion for issues with debug performance - running the point cloud test in debug mode is fundamentally pointless, it runs too slowly…
Mark Mullin
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change video overlay resolution in unity

I'm using Unity VideoOverlayListener to retrieve video overlay from tango tablet camera. But fps is too low, I guess this is because the resolution of the video is too high (1280 x 720). Is there a way to lower resolution?
DikobrAz
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What does config_enable_dataset_recording configuration parameter means?

I want to implement dataset recording (color frames, depth frames) for Tango device. There is a config_enable_dataset_recording configuration parameter boolean flag In Tango C api. So the question is what does config_enable_dataset_recording means?…
Sergiy Pometun
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Application crashes when asking for a frame that involves COORDINATE_FRAME_CAMERA_DEPTH

I'm using the JPointCloud sample app, and modifying it a little bit: In JPointCloud.java : SetUpExtrinsics(), I added: TangoPoseData depth2devicePose = new TangoPoseData(); framePair.baseFrame =…
matthieu
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Hooking Camera into MonoGame/Andrio (or existing Surface) through Tango.ConnectSurface failes with "Already Connected"

I'm afraid this question might be due to my lack of knowledge of SurfaceView, but I'm hooking Tango into MonoGame and I'm getting in the log: TangoConfig config = new TangoConfig(); config =…
Patrick Dengler
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Android.mk for Github Java SDK (win7 32-bit)

I am trying to build tango-examples-java-master/PointCloudJava. Is there an Android.mk for the tango-examples-java-master/TangoUtils dependency or should i create one? In general will Tango SDK developers provide us with a generic makefile that we…
Nikolaos Giotis
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How to avoid stretching rendered texture when changing screen size?

How do you avoid stretching texture, rendered by the camera, when changing screen size? For example, if I create a plane with material with a texture, rendered from the camera, the texture will be distorted, depending on smartphone screen…
Rumata
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