sgCContour
sgCContour is the representative of the CONTOUR concept in the three-dimensional space. In the sgCore library CONTOUR is a number of lines, arcs and other contours located in
A contour can be closed and not closed, with self-intersections and without. The contour can be build up from arcs, lines and other contours and also can be taken to component parts. The GetParent function will return the pointer to this contour for each object which is a contour component part.
Any spline can be set by its geometry.
The sgCContour class methods: