Virtual Reality Markup Language (VRML)
The VRML became an open standard by ISO in 1997 (ISO/ IEC DIS 14772-1).Its establishment as an open as an open standard for the transfer of data over the internet explores an opportunity to build multi-user ,distributed virtual worlds for the use on a world wise scale and its free to platform-dependency and operating system constriants leads it to a greater height.VRML ,sometimes pronounced vermal ,is an acronym of Virtual reality Modelling language ,is a scene descriptive language.The two most using terms virtual and reality can be expressed as following....
Virtual : "being an essence or effect though not formally recognized or admitted"
Reality : "A real event ,entity or state of actions "
We many combine them and said that virtual reality is an event or entity that is real in effect but not in fact.VRML file supports pain UTF-8 (universal character Set Transformation Format) or ASCII text file. The advantages are that this type of format understands not only english but also others .Its simply a 3-D interchange format . VRML ruled over java 3D and MPEG-4 because of its following features :
Flexibility
VRML's most attractive features is its flexibility.
Scripting capability
It is possible to allow for interactivity and complex behaviour through java scripting or vrmlScrpting .
Network capability
Shared and distributed virtual environment is porvided by th authority so that its gathers all end-users under a single umberala.
Realism
Created through an appropriate use of background ,animation ,textures ,lighting as well as different level of Details (LOD).Related Article
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