The functions in this menu allow the user to create and modify surfaces in eta/DYNAFORM. The options are shown in Figure 5.2.
Figure 5.2 Surface Menu
eta/DYNAFORM uses two sets of dotted lines to show the contour of a surface. These lines are called U-V lines.
l U-V LINE
This function controls the on/off display of the U-V line on the surface.
l SURFACE NORMAL
This function controls the on/off display of the normal direction of the surface while the U-V line function is on.
A detailed description of these options is given in the following sections.