3. Contouring Examples
Start with imaginary landscape, then select 40 points at random off it
Examples of:
Hand contouring
Triangulation-based contouring
Block average contouring
Surface fitting contouring
Surface fitting “under tension” contouring

4. Example

5. Example

6. Spline Example

7. Source Data Map

8. Elevations

9. Hand Contouring

10. Triangulation
(pscontour)

11. Source Data Map

12. Triangulation
(pscontour)

13. Averaging
(nearneighbor)

14. Elevations

15. Source Data Map

16. Spline
(surface,
Tension = 0)

17. Spline
(surface,
Tension = 0.35)

18. Source Data Map

19. Spline
(surface,
Tension = 0.35,
10 ft. contours)

20. Spline (surface, Tension = 0, 20 ft. contours)

21. Source Data Map