Glu.QuadricOrientation (gb.opengl.glu)

Static Sub QuadricOrientation ( Quad As GluQuadric, Orientation As Integer )

Specify inside/outside orientation for quadrics.

Parameters

quad

Specifies the quadrics object (created with Glu.NewQuadric).
orientation

Specifies the desired orientation. Valid values are Glu.OUTSIDE and Glu.INSIDE.

Description

Glu.QuadricOrientation specifies what kind of orientation is desired for quadrics rendered with quad. The orientation values are as follows:
Glu.OUTSIDE

Quadrics are drawn with normals pointing outward (the initial value).
Glu.INSIDE

Quadrics are drawn with normals pointing inward.

Note that the interpretation of outward and inward depends on the quadric being drawn.

See also

See original documentation on OpenGL website