_circ | Circle primitive structure: |
_Coord | Primitive vertex coordinate structure |
_prm | Primitive data structure: The primitives are stored in memory in a circular doubly-linked list, with a pointer to the head of the list |
_quad | Quadrilateral primitive structure: |
Edge | Polygon edge |
NscPnt | 3D point in normalized screen coordinates |
Pixel | Pixel point |
pnt3d | Definition of a 3D point and vector |
Vector | 3D vector |