Computer Graphics & Virtual Reality - May 2012

Information Technology (Semester 5)

TOTAL MARKS: 80
TOTAL TIME: 3 HOURS (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) What is meant by homogeneous matrix representation?(5 marks) 1(b) Different applications of Computer Graphics.(5 marks) 1(c ) Describe in brief Physical Modelling.(5 marks) 1(d) List various workstation based architecture(5 marks) 2(a) What is meant by virtual reality? Explain type of virtual reality system.(10 marks) 2(b) Explain Cohen-Sutherland line clipping Algorithm with example.(10 marks) 3(a) Explain boundary fill and flood fill algorithm using and connect Approach compare them for their performance.(10 marks) 3(b) Explain graphical rendering pipeline.(10 marks) 4(a) Write the DDA line drawing algorithm. Calculate the pixel co-ordinates of line AB using DDA algorithm. Where A = (0,0) and B (4,6).(10 marks) 4(b) Explain in detail Sun Blade 1000 Architecture.(10 marks) 5(a) Explain scaling, rotation and translation with example.(10 marks) 5(b) Describe input and output device used for Virtual Reality.(10 marks) 6(a) Explain virtual programming with reference to Java 3D. Also describe motion control methods.(10 marks) 6(b) Explain line clipping, text clipping and point clipping.(10 marks) 7(a) Fractals in Computer graphics.(5 marks)

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7(b) Application of Virtual reality in Military and Medicine.(5 marks) 7(c) Computer Animation.(5 marks) 7(d) RGB and CMY Color Models.(5 marks)