Interesting links Cutit http://cutit.sourceforge.net QCAD http://www.ribbonsoft.com NeHe http://nehe.gamedev.net Nate Robins http://www.xmission.com/~nate OpenTeddy http://openteddy.sourceforge.net/ References Thai English Antony Radford, Garry Stevens. CAAD Made Easy. USA: McGraw Hill, 1987. Dae-Hyun Kim, Paul Michalik, Stephan Hofer. Quick Sketch[Online]. Available from: http://rabbit.prakinf.tu-ilmenau.de/qsketch.html [2002, August 22] Eric Saund, Thomas P. Moran. A Perceptually-Supproted Sketch Editor[Online]. Available from: http://www.cs.virginia.edu/~acc2a/techie/notes/hci/SaundMoran.htm [2002, Aug 22] Bulent Ozguc, F.B. Durgun. Architectural Sketch Recognition. Sydney: Architectectural Science Review, v.33, 1989, pp.3-16. Francis D.K. Ching. Design Drawing. New York: Van Nostrand Reinhold, 1998. Jin Xiangyu, Liu Wenyin, Sun Jianyong, Zhengxing Sun. On-Line Graphics Recognition. Nanjing: Department of Computer Science, NanJing University, 2002. Mark D. Gross, Ellen Yi-Luen Do. The Electronic Cocktail Napkin Project[Online]. Available from: http://depts.washington.edu/napkin/ [2002, Aug 22] Paul Laseau. Graphic Thinking For Architects And Designers. Second Edition New York: Van Nostrand Reinhold, 1989. Peter Agar, Kevin Novins. ACM Proceedings:Computer graphics and interactive techniques in Austalasia and South East Asia: Polygon Recognition in Sketch-Based Interfaces with Immediate and Continuous Feedback. New York: ACM Press, 2003. p. 147-150. Robert C. Zeleznik, Kenneth Herndon, John F. Hughes. SKETCH: An interface for sketching 3D scenes. Computer Graphics(SIGGRAPH'96 Proceedings). USA: ACM SIGGRAPH, 1994. Takeo Igarashi. Freeform User Interfaces for Graphical Computing. Tokyo: Graduate School of Information Engineering, The University of Tokyo, 1999. Tsuyoshi Sasada. Computer Graphics and Design: Presentation, Design Development and Conception. CAADRIA'99[Online]. Available from: http://http://itc.fgg.uni-lj.si/data/cumincad/robots/4827.htm [2002, Aug 22]