Toggle Side Panel
Close search
Table of Contents
AprilTags (Beta)
PictoBlox Block

Is Tag ID Detected?

Description

This Boolean block checks whether a specific AprilTag ID is currently detected.

It returns:

  • true → The specified tag is detected.
  • false → The specified tag is not detected.

Example

if <is tag id 1 detected?> then

   perform an action

This can be used to trigger:

  • Movement
  • Sounds
  • LED patterns
  • Messages
  • Other programmed actions

Example

There are no examples documented for this article.
PictoBlox Extensions
  1. Scratch Based Default Extensions
    1. Motion
    2. Looks
    3. Sound
    4. Control
    5. Sensing
    6. Operators
    7. My Blocks
    8. Variables
  2. Artificial Intelligence
    1. Face Detection
    2. Object Detection
    3. Human Body Detection
    4. Computer Vision
    5. Text Recognition
    6. Speech Recognition
    7. ChatGPT
    8. Natural Language Processing
    9. Recognition Cards
    10. Text to Speech
    11. Translate
    12. Open CV
  3. Innovative Extensions
    1. Graph Extension
    2. Content Creation Extension
    3. Animated Text Extension
    4. QR Code Scanner
    5. Weather Data
    6. Physics Engine
    7. IFTTT Webhooks
    8. Internet of Things (IoT)
    9. Data Logger
    10. Music
    11. Video Sensing
    12. Pen
  4. Machine Learning Environment
    1. Image Classifier (ML)
    2. Object Detection (ML)
    3. Pose Classifier (ML)
    4. Hand Pose Classifier (ML)
    5. Audio Classifier (ML)
    6. Number Classifier and Regression (ML)
    7. Text Classifier (ML)
  5. Quarky
    1. Quarky Advance Sensors Extension
    2. Quarky Connect
    3. Display (Quarky)
    4. Quarky (Main)
    5. Robot (Quarky)
    6. Sensors (Quarky)
    7. Speaker (Quarky)
    8. Quarky Ultimate Robots
    9. Quarky Expansion Board
    10. Mars Rover
    11. Humanoid (Quarky)
    12. Quadruped (Quarky)
    13. IoT House (Quarky)
    14. Quarky Mecanum
    15. Quarky Robotic Arm
    16. Dabble
    17. Quarky Advance Line Following