2 Image Upload & Drawing
✏️ How to Draw Trajectories:
  • Upload an image or drag & drop onto the canvas
  • Click and drag to draw trajectory paths
  • Each drag creates a separate trajectory track
  • Use Undo to remove the last drawn track
  • Hover over points to see coordinates
3 Export Trajectory Data
Trajectory JSON
{}
4 Restore Trajectory Data
Paste & Restore Trajectories
💡 Usage: Copy trajectory data from step 3 above, or paste external trajectory arrays to restore previously created paths.