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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.
What are the advantages of rendering by patch splitting? i. It is fast-especially on workstations with a hardware polygon-rendering pipeline. ii. Its speed can be varied b
Polygon or Area Clipping Algorithm - Sutherland-Hodgman Algorithm There are different algorithms as Liang-Barsky, Line clipping, Weiler-Atherton Polygon Clipping,
Bresenham Line Generation Algorithm for Positive Slope (BLD algorithm for positive slope (0 - If slope is negative then utilize reflection transformation to transform the
How avar values generate to get realistic movement There are numerous ways of generating avar values to get realistic movement. One way is to use markers on a real person (or w
What do you mean by scan conversion? A main task of the display processor is digitizing a picture definition given in an application program into a set of pixel-intensity valu
Explain depth buffer method
JPEG Graphics: Another graphic file format usually utilized on the Web to minimize graphics file sizes is the Joint Photographic Experts Group that is JPEG compression scheme. Not
A 2D geometric shape is rotated about a point with coordinates (1,2) by 90° in a clockwise direction. Then, the shape is scaled about the same point in the x-coordinate by 2 tim
what is gourand shading
Suppose here, one allows 256 depth value levels to be employed. Approximately how much memory would a 512x512 pixel display necessitate to store z-buffer? Solution : A system w
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