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Basic Tests - Producing Polygon Surface
A few basic tests that must be performed before producing a polygon surface through any graphic package as:
1) All vertexes are listed as an endpoint for at least two edges,
2) All edges are part of at least one polygon,
3) All polygons are closed,
4) All polygons have at least one shared edge,
5) If the edge table comprises pointer to polygons, each edge referenced through a polygon pointer to polygon, all edges referenced through a polygon pointer has a reciprocal pointer back to polygon.
Visible Surface Detection - Modeling and Rendering Provided a set of 3-Dimentional objects and a viewing position for the generation of realistic graphics show, we want to de
side-effect of scan-conversion
For good understanding of the application of the rules specified above see the following figure, where the shaded region demonstrates the clipped polygon. Fi
Various cases of Cohen Sutherland Line Clippings Currently, we study how this clipping algorithm works. For the sake of simplicity we will tackle all the cases with the assist
What is scaling? The scaling transformations changes the shape of an object and can be carried out by multiplying every vertex (x,y) by scaling factor Sx, Sy where Sx is the
Define Computer graphics. Computer graphics remains one of the most popular and rapidly growing computer fields. Computer graphics may be explained as a pictorial representati
Q. Explain the concept of area subdivision method. Write the conditions, when no further subdivision is needed and how we can test these condition. Ans. Area Subdivision Th
Digital audio technologies DAB (Digital Audio Broadcasting) Digital Audio Tape (DAT) DVD DVD-A Digital audio player Compact disc (CD) Minidisc (obsolete
Q. Give the difference between interpolation spleen and approximation spine. Also mention the geometric and parametric continuity conditions in these curves. Ans. A spleen s
BlackJack is a popular card game played in many casinos. The player plays against the dealer aiming to reach 21 points, or a score higher than the dealer without exceeding 21. The
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