sketchUcation

In SketchUp, the Composition Guides options allow you to display various types of composition lines or grids in the 3D Viewport to help you compose your scene.

Here is a list of the Compositing Guides options available:

• Rule of Thirds
• Center
  • Cross
  • Diagonal
• Golden Ratio
  • Phi Grid
  • Triangle A
  • Triangle B
• Harmony
  • Triangle A
  • Triangle B

You can also change the camera Aspect Ratio between the following

• Match Viewport
• 16:9 - Widescreen
• 1:1 - Square
• 4:3 - Picture
• 5:4 - Landscape
• 4:5 - Portrait
• 3:2 - Landscape
• 2:3 - Portrait
• 1:1.618 - Golden Ratio (Landscape)
• 1.618:1 - Golden Ratio(Portrait)

The buttons on the top affect the SketchUp pages

• Trash button - This will delete all your SketchUp pages/scenes
• Minus button - Remove the current page/scene
• Plus button - Add a new scene with a user-specified name
• Left-arrow button - Move to the page on the left
• Right-arrow button - Move to the page on the right

After installing the extension restart SketchUp and then try running the tool. - Extensions > i3D > Composition Guides > Activate