Question Paper: Computer Graphics : Question Paper May 2016 - Computer Engineering (Semester 4) | Mumbai University (MU)

Computer Graphics - May 2016

Computer Engineering (Semester 4)

(1) Question 1 is compulsory.
(2) Attempt any three from the remaining questions.
(3) Assume data if required.
(4) Figures to the right indicate full marks.
1(a) Prove that two successive rotations are additive.(5 marks) 1(b) Explain the various applications of computer graphics.(5 marks) 1(c) Explain dithering technique in detail.(5 marks) 1(d) Specify the disadvantage of DDA algorithm.(5 marks) 2(a) Explain the steps used in rotation of 2D object about an arbitrary axis and hence derive the matrix for the same.(10 marks) 2(b) Compare flood fill and boundary fill algorithm illustrating the same with a diagram.(10 marks) 3(a) Explain any one polygon cliping algorithm in detail.(10 marks) 3(b) Explain midpoint circle algorithm. Explain the same to plot a circle whose radius is 10 units.(10 marks) 4(a) Explain Cohen Sutherland line clipping algorithm in detail(10 marks) 4(b) Explain what is meant by Bezier curve. Alsi explain the properties of bezier curve.(10 marks) 5(a) What is meant by parallel and perspective projections? Derive matrix for perspective projections.(10 marks) 5(b) Define window, viewport and hence explain how window to viewport transformation is performed.(10 marks)

Write short notes on (any Two)

6(a) Gouraud and phong shading technique(10 marks) 6(b) Shearing and viewing transformation.(10 marks) 6(c) Sweep representation.(10 marks)

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