Drawing3d documented Class Library

Surface.Normal Method

Returns the normal at point u, v, which is calculated as th crossproduct of uDerivation and vDerivation.

[Visual Basic]
Public Overridable Sub Normal( _
   ByVal u As Double, _
   ByVal v As Double _
)
[C#]
public virtual xyz Normal(
   double u,
   double v
);

Parameters

u
first parameter
v
second parameter

Return Value

Normal

See Also

Surface Class | Drawing3d.Surfaces Namespace