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Question:
(a) In computer graphics it is important to distinguish between the two approaches to graphical modeling:vector graphics and raster graphics. Explain in details the differences in these graphic models. (b) Why is the quality of an original bitmapped image distorted when reducing or increasing its size?
(c) A flower is shown using the vector-based tool Illustrator. Is it possible to apply special effects such as noise distortion or blurring on the vector image? If not, state why and describe what should be xone first before applying these effects.
(d) For each of the following kinds of image, which would be more suitable, bitmapped images or vector graphics?
(i) Circuit diagrams. (ii) Architectural drawings. (iii) Botanical drawings. (iv) Pie Charts. (v) Fingerprints. (vi) A map of the world. (vii) Brain scans. (viii) Illustrations for a children's alphabet book. (ix) A reproduction of the Mona Lisa. (x) A simple cartoon character, such as Mickey Mouse.
(e) Initially individual objects and groups of objects can be selected in bitmapped graphics. Why do bitmapped drawn programs implement layers? For example, Photoshop implements layers in version 3.
Diffuse Reflection - Polygon Rendering & Ray Tracing Methods It is characteristic of light reflected from a non-shiny, dull surface. Objects illuminated solely through diff
Question: (a) Name two visual effects you would use to communicate: i. Good old days ii. Rebellion iii. Fear (b) Explain each of your answers given in section (a).
Line Drawing Display - Random Scan Display Device The display through this system is termed as Line Drawing Display. The sequence controls the subsequent stages, demonstrated
Where the video controller is used? A special purpose processor, which is used to control the operation of the display device, is called as display controller or video control
What is Transformation? Transformation is the process of introducing changes in the shape size and orientation of the object using scaling rotation reflection shearing & trans
Adobe Photoshop - Softwares for computer animation Whereas Adobe Photoshop is not a computer animation application, this is one of the top of the line graphics programs. This
MPEG-1 : MPEG-1 that is Moving Picture Experts Group format 1 is an industry standard encoding format that is broadly used. Its normal format is a frame size of about 352 x 240 an
Remark for the Bresenham Line Generation Algorithm Remark: The algorithm will be properly the same if we suppose | m | Algorithm | m | (a) Input two line endi
Illustration: Find the normalization transformation N that uses the rectangle W (1, 1), X (5, 3), Y (4, 5) and Z (0, 3) as a window and also the normalized device screen like the
grids
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