Type Click to display the Boundary Mod. The following options work with original surface boundaries and ignores trim boundaries. These values are not recommended for multiple original surfaces. If 0.0, the surface is free to change shape in order to fit the modifier data. If set to 1.0, the shape of the surface is maintained as closely as possible.
Intermediate values produce intermediate results.
Non-zero values are not recommended for multiple original surfaces. Modification Direction Use Spec. If set to OFF , the direction reverts to the previous Specified Direction settings. When set to ON , the direction relates to the current X, Y, Z Specified Direction . Specified Direction Use these sliders to specify the direction in which the surface change is to be applied.