| Description: | Show a 3D Viewer with requested options visible, optional to maximize | 
| Syntax: | "Show3DViewer optBtn optDlg doRotate pts lines surfs cyls cyllines textures sd edges curves camstns perspective maximize" where: booleans are (1 for true, 0 for false): optBtn - show Options button optDlg - show Options dialog before 3D Viewer displays doRotate - apply Scale rotate to model pts - show points lines - show lines surfs - show surfaces cyls - show cylinders cyllines - show cylinders as centre lines textures - show photo-textures sd - show surface draw edges - show edges curves - show curves camstns - show camera stations perspective - show perspective corrected textures (i.e. quality textures) maximize - maximize the window | 
| Return: | "1" if successful or "0" if this command failed. | 
| Example: | "Show3DViewer 0 0 1 1 0 1 0 0 0 0 0 0 0 0 1" return "1" |