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How to draw and edit annotations in 3D in Birdi

Learn how to draw, edit and place annotations precisely on your 3D model, so your markups sit exactly where you need them in both 3D and 2D.

Written by Kayley Greenland

You can draw and edit annotations directly in the 3D view. All annotation tools work in 3D, and everything you draw syncs to your 2D map.

Available on plans that include 3D.


When to annotate in 3D

  • To mark features that are easier to see in 3D, such as roof edges, walls or tree canopies

  • To place points on a specific surface rather than on the ground

  • To mark up a site while you explore it, without switching back to 2D


Step-by-step: annotating in 3D

1. Open your map in 3D

Click 3D in the view bar, or press 3.

2. Choose an annotation tool

Open the Annotations menu in the toolbar and choose a tool. You get the same tools as in 2D.

3. Click to place your points

Each new point lands on the first real surface under your cursor, such as a roof edge or tree canopy.

To keep points at the shape’s height, for example to draw under a roof or tree, hold Alt (Option on Mac) as you click.

Tip: Some 3D models have a thin layer of noise above the ground. If a click lands on it, hold Alt (Option on Mac) to place the point below it.

4. Edit your annotation

To change a shape, press E to open edit mode. Edit mode and the shape tools work in 3D too. Shift-click or Shift-drag to select several shapes. See How to edit annotations in Birdi

5. Check it in 2D

Click 2D. Your annotation is there too.


Best practice tips

  • Hold Alt (Option) whenever you want a point under something, not on top of it.

  • Zoom in before placing points on fine detail, such as roof edges.

  • Run measurement insights in 2D for now.


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