chapter 8 two-dimensional viewing - snu3map.snu.ac.kr/courses/2011/cg/chap8.pdffigure 6-13 the nine...
TRANSCRIPT
Chapter 8Two-Dimensional Viewing
Myung-Soo Kim
Seoul National University
http://cse.snu.ac.kr/mskim
http://3map.snu.ac.kr
2D Viewing
2D Viewing Transformation
Clipping Window
Normalized Viewport/Square
Line Clipping
Cohen-Sutherland Algorithm
Liang-Barsky Algorithm
Liang-Barsky Algorithm
Liang-Barsky Algorithm
Nicholl-Lee-Nicholl Algorithm
Comparisons
Nonrectangular Clip Windows
Polygon Fill-Area Clipping
Sutherland-Hodgman Algorithm
Weiler-Atherton Algorithm