Drag a Model to a Working Window
Import a Vertex 3D model into the working window by using the Drag and Drop method.
- Select 
Vertex, and 
Open File. 
        Open a File - The file type of the 3D model can be either m_ or vxm.
 - You can open a 3D model in your computer's Windows Explorer by Dragging and Dropping it in Vertex.
 
Change the drawing method of a 3D Model
You can change the drawing method of the 3D model in the Vertex window.
- Select 
 tab, in the Draft group.
 Draw the model OpenGL
              Shaded.
Shading w/ Wire
              Frame Draw the model OpenGL Shaded with Wire Frame. The method makes
            handling the model lighter.
Wire Frame
            Display the model as wireframe net.
 Hidden Lines
            (Ctrl+H). Hidden lines will not be drawn in the wire frame method.
 
Zoom a Model
You can zoom the model in the working window.
- Press Shift + left mouse button.
 - At the same time, move the mouse: 
- Down (towards yourself) - zoom out.
 
- Up (away from yourself) - zoom in.
 
 - Quit zooming by releasing the key and mouse button.
 
Zooming with the Keyword Functions
- First move the cursor over the area you want to zoom.
 - Press the keys: 
- F6 to zoom in.
 - F7 to zoom out
 
 
Rotate a Model
- Press Shift + left mouse button.
 - Release the key/keys and press and still hold down the left mouse button.
 - At the same time, move the mouse down, up, left and right.
 - Stop rotating by releasing the mouse button.
 
