Analyze the volume of the terrain or model removed or added by drawn horizontal planes.
- On the sidebar > Analysis tab > Volume.
- In the 3D Window, draw a polygon on the terrain or model, defining a horizontal plane. Click to add the first point of the horizontal plane polygon. Click again to add additional points of the polygon until you have marked the entire shape. Right-click to finish marking the polygon.
- Click Volume Analysis Properties to set its properties, and then click OK. Quality sets the precision of the volume analysis calculation.