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An antiportal (or occluder) works by defining a plane or volume which can never be seen through, normally by placing it within an opaque object. The renderer uses this to quickly calculate which objects/faces/vertices lie behind the antiportal, and so are out of line of sight, so do not need to be rendered.
A visual language is a system of communication using visual elements. Speech as a means of communication cannot strictly be separated from the whole of human communicative activity which includes the visual [1] and the term 'language' in relation to vision is an extension of its use to describe the perception, comprehension and production of visible signs.
Visual control is a business management technique employed in many places where information is communicated by using visual signals instead of texts or other written instructions. The design is deliberate in allowing quick recognition of the information being communicated, in order to increase efficiency and clarity.
Visual communication is the use of visual elements convey ideas and information which include (but are not limited to) signs, typography, drawing, graphic design, illustration, industrial design, advertising, animation, and electronic resources. [1]
Visual communication as the name suggests is communication through visual aid. It is the conveyance of ideas and information in forms that can be read or looked upon. Primarily associated with two dimensional images, it includes: signs, typography, drawing, graphic design, illustration, colour and electronic resources. It solely relies on vision.
Students of communication design learn how to create visual messages and broadcast them to the world in new and meaningful ways. In the complex digital environment around us, communication design has become a powerful means of reaching out to the target audiences. Therefore, it expands its focus beyond user-experiences to user-networks. [8]
Presentation programs can either supplement or replace the use of older visual-aid technology, such as pamphlets, handouts, chalkboards, flip charts, posters, slides and overhead transparencies. Text, graphics, movies, and other objects are positioned on individual pages or "slides" or "foils" [ citation needed ] .
The Programmer's Hierarchical Interactive Graphics System was one of the first programmatic efforts at interactive visualization and provided an enumeration of the types of input humans provide. People can: Pick some part of an existing visual representation; Locate a point of interest (which may not have an existing representation);
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