Member

Description

sn

A SURFACE_NODE pointer, that if not NULL, stores the surface properties for rendering this primitive. When this member is NULL, then the surface properties from the parent OBJECT_NODE will be used to render this primitive.

surface_rgb

The fill color for the polygon

surface_pattern_number

The surface pattern index for the polygon, or 0 if there is none.

first_node

The first line or arc primitive in the group of children that composes the polygon.

first_phantom

The first phantom primitive belonging to this primitive. A phantom node is a ROUND_NODE that was turned into facets, but whose properties are preserved for the annotation system.

texture

A TEXTURE_DATA pointer, that if not NULL, stores the texture properties for rendering this primitive. When this member is NULL, then the texture properties from the parent OBJECT_NODE will be used to render this primitive.