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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.
Applications Research in computer graphics has a wide range of application as well as both photorealistic and non-photorealistic image synthesis, image-based rendering and mod
Digital video can be characterized by a few variables: Frame rate : various frames displayed per second. The illusion of motion may be experienced on frame rates as low as 12 f
Printing Press discovered in 16th century: Books provided more role models & multiple perspectives. Exposure to books demanded that learners employ critical thinking to r
Define pixel and frame buffer? Pixel is shortened forms of picture element. Every screen point is referred to as pixel or pel. Picture definition is kept in a memory area c
LCD - Liquid Crystal Display A liquid crystal display consists of two glass plates each containing a light polarizer. One glass plate contains vertical polarizer and the ot
Other File Formats BMP/DIB/RLE File Formats These are termed as device independent bitmap files. They exist in two various type formats: a) OS2 format and b) Windows
What is resolution? Ans. The maximum number of points that can be shown without an overlap on a CRT is known as resolution.
Uncompressed / Common Audio Format There is one main uncompressed audio format: PCM. It is generally stored like a .wav on Windows. WAV is file format which is flexible and des
Explain the different input modes used in interactive computer graphics.
Ambient Reflection-Polygon Rendering & Ray Tracing Methods When we go for the examiner of light effects, so surroundings play a significant role and it is assumed as there
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