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What is CG

What is CG. Humans Communicate well with images 1/3 of our brain is devoted to visual processing A picture is worth a thousand words WYSIWYG paradigm In the past, graphics was only used to convert numerical data sets to graphs. business graphs (bar chart, pie chart). Numerical data.

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What is CG

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  1. What is CG • Humans Communicate well with images • 1/3 of our brain is devoted to visual processing • A picture is worth a thousand words • WYSIWYG paradigm • In the past, graphics was only used to convert numerical data sets to graphs. • business graphs (bar chart, pie chart)

  2. Numerical data Picture (Image) data input output • Nowdays, graphics is used to depict the complex • data sets and virtual / chaotic (natural) phenomena. • VR, SV • Definition : Picture style I/O technology involving the • Creation • manipulation • storing and • display of pictures with the aid of computer

  3. The history of CG • 1955 : SEGA (Semi-Automatic Ground Environment) Machine is created • 1961 : Ivan Sutherland (called father of C.G) demonstrated the Sketchpad Interactive Graphics Software at M.I.T • 1962 : Douglas Englebart invents the mouse

  4. The history of CG • 1963 : William Fetter creates flight simulation of wireframe aircraft at Boeing • 1964 : DAC-1, a proto-CAD system goes into use at G.M. • 1966 : The first C.G department at U. of Utah. • 1969 : Ivan Sutherland builds the first heads-up display • 1970 : Pierre Bezier develops a way to represent smooth curve called “Bezier Curve”

  5. The history of CG • 1971 : Gouraud shading is introduced. • 1972 : Video Game Pong developed for Atari. • 1974 : Ed catmull develops the Z-buffer algorithm Dick shoup invents SuperPaint software. • 1975 : Phong shading is introduced

  6. The history of CG • 1975 : Martin Newell develops a CG version of teapot, called Utah teapot. • 1976 : Steve Wozniak and steve Jobs build Apple Computer. Bill Gates founds Microsoft with Paul Allen. • 1979 : Turner wohitted introduces ray tracing. • 1980 : Quantel create Paintbox. • 1981 : IBM introduces the PC.

  7. The history of CG • 1982 : the first C.G film, Disney’s TRON. Star track Ⅱ : the wrath of Kahn • 1983 : Autodesk introduces the first PC based CAD software • 1984 : Wavefront was founded by Bill Kovacs Apple introduces the Macintosh • 1986 : the visible Human project is planned

  8. The history of CG • 1989 : Pixar wins an Academy Award for the short film “Tin Toy”. : ILM creates a water creature for the movie “Abyss”. • 1992 : The CAVE, virtual Reality theater developed at the U. of Illinois.

  9. The history of CG • 1994 : create simulation of tornadoes. ILM(Industrial Light & Magic) wins an Oscar for special effects in the jurrassic Park. • 1995 : Pixar’s John Lasseter receives a special achievement Academy Award for Toy story. • 1998 : Digital Domain receives an Academy Award on the Titanic.

  10. The history of CG • 1999 : Star Wars Episode Ⅰ : The phantom Menace contains 66 digital characters.

  11. Motivation

  12. Visualization: Thunderstorm Simulation

  13. Visualization: Outsize in

  14. Visualization: NASA’s FAST

  15. Visualization: Visibal Human

  16. Visualization: SeeSoft

  17. Motivation

  18. Motivation

  19. Immersive Interfaces

  20. Interdisciplinary: Theory and Practice

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