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

Charts and Graphs

Computer Aided Design (CAD)

Virtual Reality (VR)

Data Visualization

Simulation (Training)

Computerized Art

Entertainment (Movies)

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

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

Computer Graphics: 2000-

• Game boxes and game players determine direction of market

Display Technology: 2000- • Liquid Crystal Display (LCD) • Plasma Display Panel (PDP) • Light-emitting Diode Display

(LED)