Explain briefly the term Bezier curves
Explain briefly the term Bezier curves? Explain its uses?
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Bezier curve is a spline approximation technique developed by the French engineer Pierre Bezier for employ in the design of Renault automobile bodies. Bezier splines encompass a number of properties which make them highly helpful and well-situated for curve and surface design. They are as well easy to apply.
Bezier splines are broadly accessible in various CAD systems, in general graphics packages such as GL on Silicon Graphics Systems and in assorted drawing and painting packages such as Aldus Super Paint and Cricket Draw.
Define: a) Persistence b) Resolution c) Aspect ratio
Describe the requirement of homogeneous coordinates?
Explain the term seed fill?
Explain what is the need of the homogeneous coordinates?
What are the four cases of the Sutherland Hodgeman polygon clipping? Describe it in brief.
Describe in detail the flood fill algorithm?
Explain Z-mouse?
Illustrate the term scan conversion?
Illustrate the term Ray Tracing? Briefly explain it?
Why the use of hidden line removing algorithm mainly utilized? Give reasons.
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