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Computer Graphics
• Computer graphics deals with all aspects of creating images with a computer – Hardware
– Software
– Applications
• Computer graphics is using computers to generate and display images based on 2D/3D models representing a scenario
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Charts and Graphs
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Computer Aided Design (CAD)
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Virtual Reality (VR)
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Data Visualization
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Simulation (Training)
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Computerized Art
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Entertainment (Movies)
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Basic Graphics System
Output device
Image formed in FB
• Input devices – Keyboards, button boxes, dials – Mouse devices – Trackballs and spaceballs – Joysticks – Data gloves – Digitizers – Image scanners – Touch panels – Light pens – Voice systems
– CRT
– LCD
– Plasma
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OpenGL
The success of GL lead to OpenGL (1992), a platform-independent API that was
– Easy to use
– Close enough to the hardware to get excellent performance
– Focus on rendering
– Omitted windowing and input to avoid window system dependencies
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Computer Graphics: 2000-
• Game boxes and game players determine direction of market
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Display Technology: 2000- • Liquid Crystal Display (LCD) • Plasma Display Panel (PDP) • Light-emitting Diode Display
(LED)