Classification of computer graphics:
Computer graphics has been classified into two categories according to the application domain and requirements. They are passive and interactive computer graphics.
1. Passive (Off-Line) Computer graphics: The most common example of passive computer graphics is static website, where user has no control over the contents on the monitor. In this, development take place independently in offline mode.
2. Interactive computer graphics: This is also called on-line graphics. Displays are controlled by mouse, trackball, joystick etc. This is termed as interactive computer graphics because the user can interact with the machine as per his requirements. Video games, dynamic websites, special effects in movies, cartoon are all making use of interactive computer graphic.
Computer graphics can be broadly divided into the following classes:
1. Business Graphics or the broader category of presentation graphics, which refers to graphics, such as bar-charts, pie-charts, pictograms, x-y charts, etc. used to present quantitative
information to inform and convince the audience.
2. Scientific graphics, such as x-y plots, curve-fitting, contour plots, system or program flowcharts etc.
3. Scaled Drawings, Such as architectural representation, drawing of buildings, bridges, and machines.
4. Cartoons and artwork, Including advertisements.
5. Graphical user interface (GUI) which are the images which appear on almost all computer screens these days, designed to help the user utilize the software without having to refer to manuals or read a lot of text on the monitor.