Smoothing the rough edges
Blender provides a number of object modifiers that can be used to quickly alter objects in the scene. In this project only two modifiers, namely Multiresolution and Boolean, will be used. Modifiers can be stacked, turned on and off, and their settings can be changed on the fly. The modifiers are accessed in their own menu in the right-hand side bar.
Begin with an incremental save (Press F2, then Numpad +, and click on Save As Blender File) to set a save point. Then carry out the following steps to create a new modifier:
In the right-hand side bar, click on the icon that looks like a wrench to open up the modifier tab.
Click on the Add Modifier button.
Select from the second column (Generate) the Multiresolution modifier from the menu.
In the Multiresolution options box click on the Subdivide button twice.
Multiresolution smoothes the mesh out by adding more vertices between existing vertices and putting them in a location that rounds the shape. In this case the final...