Page Comparison

...

1. Rotate the viewport into plan view (or press the Z-cone above the compass cube).

   1. Red shading means the solid depth after depletion is zero.

   2. Brown shading means the solid depth after depletion is less than the Thickness slider.

   3. Blue shading means the solid depth after depletion is greater then than the Thickness slider.

2. Draw one or more polygons around the areas to keep.

3. When satisfied with a result, press blue play button to proceed to the next step.

...