Rooftop analysis

5. Inspecting the results

After processing, you'll see a new polygon layer.

1. Open the attribute table of the roofs layer.

• Which attributes do you see?

2. Close the attribute table.

Let's style the attributes.

3. In the Layers panel click  to open the Layer Styling panel. Make sure you're styling the roofs layer!

4. Change the renderer from Single Symbol to Graduated.

5. Choose the Aspect field as Value.

6. Choose an appropriate ramp with warmer colours for south-oriented roofs and colder colours to north-oriented roofs.

• Where are the south-facing roofs?