Computer Graphics

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Sketchpad◦ Ivan Sutherland’s PhD thesis at MIT• Recognized the potential of man-machine interaction.• Sutherland also created many of the now commonalgorithms for computer graphicsIvan Sutherland,Turing Award winner, 1988The console of the TX-2,Sketchpad Project
Computer Graphics: 1970-1980◦ Raster Graphics• Image produced as an array (the raster) of pictureelements (pixels) in the frame buffer• Allows us to go from lines and wire frame images tofilled polygons
Page 3 and 4: Example◦ Where did this image com
Page 5 and 6: Basic Graphics SystemOutput deviceI
Page 7: Computer Graphics: 1960-1970◦ Wir
Page 11 and 12: Computer Graphics: 1980-1990◦ Spe
Page 13 and 14: Computer Graphics: 2000-◦ Photore
Page 15 and 16: Light◦ Light is the part of the e
Page 17 and 18: Additive and Subtractive Color◦ A
Page 19 and 20: Basic 3D Graphics
Page 21 and 22: What’s 3D?◦ Is this correct?
Page 23 and 24: Perspective projection◦ Taking ph
Page 25 and 26: Perspective projection (cont.)◦ P
Page 27 and 28: Generating perspective views◦ Fro
Page 29 and 30: Represented by primitives (cont.)
Page 31 and 32: Represented by primitivesDigital Mi
Page 33 and 34: Projection of trianglesADA’D’CB
Page 35 and 36: A realistic 3D view◦ Delicate 3D

Computer Graphics

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