Learn ARCore - Fundamentals of Google ARCore

Time to test the connection

Believe it or not, our real-time database service is up and running; now we just want to test our connection by writing a single value to the database from our AR Web app. Open up spawn-at-surface.html in a text editor and follow along:

1. Scroll down to the Firebase script we added earlier. Add the following code after the last line:

var database = firebase.database();

2. The preceding line creates a reference to the database. Now, let's set some data using the following code:

firebase.database().ref('pose/' + 1).set({x: 12,y: 1,z: 0});

3. Save the file.

Various versions of the spawn-at-surface.html page can be found in the book's downloaded source code at Chapter_5/Examples.

4. Run the page on your desktop using the  ...