Computer Graphics (fall,2010) School of Computer Science University of Seoul Minho Kim.

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Computer Graphics (fall,2010) School of Computer Science University of Seoul Minho Kim

What is Computer Graphics? ●...several meanings (Wikipedia):Wikipedia ● the representation and manipulation of image data by a computer ● the various technologies used to create and manipulate images ● the images so produced, and ● the sub-field of computer science which studies methods for digitally synthesizing and manipulating visual content, see study of computer graphics

Brief History by Examples ● Tic-tac-toe (XOX) by A.S. Douglas (1952) Tic-tac-toe (XOX) ● Tennis for National Laboratory (1958) Tennis for Two ● YouTube video YouTube video ● Spacewar! By Steve Russell (1962) Spacewar! ● Sketchpad by Ivan Sutherland (1963) Sketchpad ● YouTube video YouTube video ● “Simulation of a two-giro gravity attitude control system” by Edward Zajac at Bell Labs (1963)Simulation of a two-giro gravity attitude control system ● Megnavox Odyssey designed by Ralph Baer (1972) Megnavox Odyssey ● TV commercial TV commercial ● Asteroids and Lunar Lander by Atari (1979) AsteroidsLunar Lander ● Wolfenstein 3D id Software (1992) Wolfenstein 3D ● Javascript version Javascript version

Computer Graphics in Action ● Computer animations ● “Pixels” by Patrick Jean (2010)Pixels ● Special effects ● Untitled (2007?) Untitled ● Video games ● Call of Duty: Black Ops (2010) Call of Duty: Black Ops ● CAD CAD ● 3D modeling 3D modeling ● Scientific visualization Scientific visualization ● Simulation Simulation

Display Devices ● Line drawing displays ● Plotters, vector displays, etc. ● Raster displays ● Framebuffer Framebuffer ● Video Cards ● Graphics pipeline Graphics pipeline ● GPGPU GPGPU ● Printers (2D/3D)3D

Input Devices ● Keyboard ● Mouse ● Tablet ● Touch screen ● Joystick ● Trackball ● Data glove ● Digitizer/3D scanner3D scanner ● Motion caption device Motion caption device ● Haptic device Haptic device