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illustrate the advantages of using virtual reality- its safer as techniques can be tried out in advance without the dangers of real operation for
how we create virtual reality images for use on a computer systemwhen a virtual tour of for instance a house is shown on a website the images need to
state the areas of use of data gogglesentertainment used in televisionfilms as special effects for example holodeck in star trek the next
determine the term- virtual reality virtual reality vrthis is an artificial 3d environment which is created by a computer system very often user
what are the developments of cadnow cad packages can be linked to 3d ink jet printers which produce an actual prototype model by building up
state the advantages and disadvantages of cad advantages of cad
what are the features found in cadfeatures generally found in a cad package involve- 2d and 3d modelling- wire frame- library of parts that can be
state the technology used in lcdsome passive matrix pixels are illuminated in scanline order like a raster display but the lack of
explain the process of making of lcdan lcd is made with either a passive matrix or an active matrix a polysilicate layerprovides thin film
determine about the liquid crystal displaylcds are organic molecules naturally in crystalline state and they get liquified when excited by heat or e
explain the advantage and disadvantage of raster crtadvantages allows solids not just wireframes leverages low-cost crt technology ie tvs bright ie
determine the advantages of raster-scan systemsi rasterisation is now performed faster since a special purpose processor is usedii the cpu is
2-dimensional transformationmodeling transformation is the mechanism to compose an image from modeling primitives the modeling primitives are
what is vanishing point and view reference pointthe perspective projections of any set of parallel lines that are not parallel to the projection
what is an axonometric orthographic projection and cabinet projection the orthographic projection can show more than one face of an object such
what is orthographic oblique projection when the direction of the projection is not normal not perpendicular to the view plane then the projection
what is orthographic parallel projection when the direction of the projection is normal perpendicular to the view plane then the projection is
what are the different types of parallel projections the parallel projections are basically divided into two types depending on the relation among
what is the use of projection reference point in perspective projection the object positions are transformed to the view plane with these
what do you mean by perspective projection perspective projection is one in which the lines of projection are not parallel instead they all
what you mean by parallel projection parallel projection is one in which z coordinates is discarded and parallel lines from every vertex on the
what is view distance the view plane normal vector is a directed line segment from the view plane to the view reference point the length of this
what are the steps involved in 3d transformation modeling transformation projection transformationviewing transformation workstation
define octrees hierarchical tree structures called octrees are used to show solid objects in some graphics systems medical imaging and other
what is a blobby object some objects do not handle a fixed shape but change their surface characteristics in sure motions or when in proximity to