Rectangular Window (Line Clipping)
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Description
Line clipping is the process of removing lines or portions of lines outside an area of interest. Typically; any line or part thereof which is outside of the viewing area is removed. Here, the viewing area is rectangular.
Related Problems
Generalizations: Convex Polygonal Window
Related: Convex Polyhedral Window
Parameters
$n$: number of lines
Table of Algorithms
| Name | Year | Time | Space | Approximation Factor | Model | Reference |
|---|---|---|---|---|---|---|
| Cohen–Sutherland | 1967 | $O(n)$ | $O({1})$ | Exact | Deterministic | Time |
| Liang–Barsky | 1984 | $O(n)$ | $O({1})$ | Exact | Deterministic | Time |
| Nicholl–Lee–Nicholl | 1987 | $O(n)$ | $O({1})$ | Exact | Deterministic | Time |
| Fast clipping | 1987 | $O(n)$ | $O({1})$ | Exact | Deterministic | Time |
Time Complexity Graph
