Coordinate System. glOrtho? glOrtho(0.0, 500.0, 0.0, 500.0, -1.0,1.0); –Set the viewing volume –Anything outside this volume will be clipped.
Dr. Scott Schaefer Clipping Lines. 2/94 Why Clip? We do not want to waste time drawing objects that are outside of viewing window (or clipping window)
March 1, 2009Dr. Muhammed Al-Mulhem1 ICS 415 Computer Graphics Clipping Dr. Muhammed Al-Mulhem March 1, 2009 Dr. Muhammed Al-Mulhem March 1, 2009.
Two-Dimensional Viewing Jehee Lee Seoul National University.
1 CSCE 441 Computer Graphics: Clipping Lines Jinxiang Chai.
1 Chapter 1: Graphics Systems and Models. 2 Applications of C. G. – 1/4 Display of information Maps GIS (geographic information system) CT (computer tomography)
Objectives Review some advanced topics, including Review some advanced topics, including Chapter 8: Implementation Chapter 8: Implementation Chapter 9:
