SeeMeCNC Rostock MAX v2 User Manual page 89

You can use the mouse by-itself as well. Holding down the left mouse button will allow you to
"free rotate" the model and bed. Holding down the mouse wheel will allow you to move left and right
as well as up and down. Spinning the mouse wheel will zoom in and out.
The 3D View will also allow you to directly manipulate the part or parts currently being
displayed on the virtual print bed. The first control, Insert
is used to add one or more components to the virtual print
bed. To give you an idea of how this works in practice, head over to Repables and grab the "Ignite
Michiana" object – http://repables.com/r/146/.
MatterControl is pretty smart – you don't have to extract the STL file from the ZIP file. Click on
Insert and navigate to where you saved the downloaded zip file and select it. When the file is loaded,
your screen should look something like this:
Auto-arranging parts.
Rostock MAX v2 User's Guide
11 – Using the 3D and Layer Views - 89