1. Download AR-Core from Google Play Store.
2. Build the application on Android Studio.
3. Run the application.

1. Following are the dependencies Required in the build.gradle (Module: app) file:

dependencies { implementation fileTree(dir: 'libs', include: ['*.jar'])
implementation 'com.android.support:appcompat-v7:28.0.0'
implementation 'com.android.support.constraint:constraint-layout:1.1.3'
implementation 'com.google.firebase:firebase-auth:16.0.3'
implementation 'com.google.firebase:firebase-database:16.0.1'
testImplementation 'junit:junit:4.12'
androidTestImplementation 'com.android.support.test:runner:1.0.2'
androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
implementation 'com.google.firebase:firebase-core:16.0.1'
implementation "com.google.ar.sceneform.ux:sceneform-ux:1.5.0"
//for paypal
implementation 'com.paypal.sdk:paypal-android-sdk:2.15.3'
//for text recognition using google ocr
implementation 'com.google.android.gms:play-services-vision:15.0.1'
implementation "com.google.android.gms:play-services-base:15.0.1"
//for items views
implementation 'com.android.support:recyclerview-v7:28.0.0'
implementation 'com.android.support:cardview-v7:28.0.0'
// for gif animation
compile 'pl.droidsonroids.gif:android-gif-drawable:1.2.3'
}

2. Ensure that the AR images are present in the "sampledata" folder.

3. Ensure that firebase is connected in Android Studio.

4. Ensure that the following permissions are present in the AndroidManifest.xml

• INTERNET
• CAMERA
• ACCESS_NETWORK_STATE
• WRITE_EXTERNAL_STORAGE
• READ_EXTERNAL_STORAGE