Explain the surface patch
Explain the term surface patch?
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A single surface element may be described as the surface which is traced out as the two parameters (u, v) take all the possible values between 0 and 1 in the two-parameter representation. Such single surface element is called as the surface patch.
What is Projection reference point and use of Projection reference point?
Why the use of hidden line removing algorithm mainly utilized? Give reasons.
Define the term shadow masking?
Write short notes on rendering the bi-cubic surface patches of the constant u and v technique?
What do you understand by the term scan line or raster line?
What do you understand by the term run length encoding? Explain in brief.
What is meant by scan code and refreshing of the screen?
Describe Cohen Sutherland Line Clippings Algorithm in brief?
What is reflection?
What do you mean by an aspect ratio?
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