A plug and play module for detecting AprilTags on an FTC robot, designed to be used from EasyOpenCV

IMPORTANT NOTE: This assumes you have already installed EasyOpenCV!

1. Open your FTC SDK Android Studio project

2. Open the build.gradle file for the TeamCode module:

   

3. At the bottom, add this:

    dependencies {
        implementation 'org.openftc:apriltag:1.1.0'
     }
   

4. Now perform a Gradle Sync:

   

5. Congrats, you're ready to go! Now check out the example OpModes and pipeline in the examples directory.

You can download a PDF with the first 20 tags of the 36h11 family here

Alternatively, you can find PNGs here

• Updates to latest version of AprilTag as of 30 March 2022
• Fixes small memory leak for frames where no detections were found
• Protects against NULL pointers in native JNI code
• Updates AprilTagDetectionPipeline to create the native detector in the constructor instead of in init(). NOTE: You will need to copy-paste the updated file, as this file is not part of the binary release!

• Initial release