Shades the picked surfaces with a color map showing areas of high and low curvature.

Shade the picked surfaces with a curvature map

1. Click the button in the Diagnostic Shading panel.

   Where do I find the Diagnostic Shading panel?

2. Click the small triangle at the bottom of the Diagnostic Shading panel to show the shading options.
   
3. Choose the type of curvature to show from the Curvature Evaluation Type menu.