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QUESTION
(a) Consider the observer, façade, chain of responsibility and the iterator patterns.
i) Give detailed descriptions and draw their structures.
ii) Explain the interaction between each participant in the patterns using a sequence diagram.
iii) Give examples of situations where these patterns can be used and explain.
Demerit - phong shading or normal vector interpolation shading Needs lot of computations to determine intensity at a point, hence increases the cost of shading in any impleme
computational algorithm for simulating the behavior of different physical and mathematical systems Monte Carlo methods are an extensively utilized class of computational algor
Q. Describe the z- Buffer algorithm for hidden surface removal. Ans. Z- buffer method: This method compares surface depths at each pixel position on the projection plane. T
Explain rubber-band interactive picture technique
Two-Point and Three-Point Perspective transformations The two-point perspective projection can be acquired by rotating about one of the principal axis only and projecting upon
Modelling and Rendering a surface Common practice in modelling and rendering a surface is to approximate it by a polygonal surface. By a polygonal surface we mean a surface whi
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 directed line segment is ref
Film - Applications for Computer Animation Computer animation has turn into regular and accepted in particular effects. Movies as "Jurassic Park", "Terminator 2: Judgment Day"
Question: (a) After having worked for several years as a graphic designer you decide to start a company of your own; MediaDesign ltd. The most valuable asset of a company is i
Taxonomy of Projection - viewing transformation There are different types of projections as per to the view that is essential. The subsequent figure 3 demonstrates taxonomy o
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