 MORE IN Computer Graphics and Gaming
SPPU Computer Engineering (Semester 4)
Computer Graphics and Gaming
December 2014
Total marks: --
Total time: --
INSTRUCTIONS
(1) Assume appropriate data and state your reasons
(2) Marks are given to the right of every question
(3) Draw neat diagrams wherever necessary

Answer any one question from Q1 and Q2
1 (a) What is computer graphics ? State the applications of computer graphics.
6 M
1 (b) Explain Bresenham's line algorithm and find out which pixels would be turned on for the line with end points (5, 2) to (8, 4) using the same.
6 M

2 (a) Explain TIFF file organization with block diagram.
6 M
2 (b) What is aliasing and anti-aliasing? List and explain 2 anti aliasing techniques.
6 M

Answer any one question from Q3 and Q4
3 (a) Explain the different methods for testing a pixel inside a Polygon.
5 M
3 (b) Explain the concept of 3D rotation about an arbitrary axis with an example.
7 M

4 (a) Write transformation matrix for Scaling and Rotation and scale the polygon with co-ordinates. A(4,5), B(8,10) and C(8,2) by 2 units in x-direction and 3 units in y-direction. Find the transformed A, B and C points.
6 M
4 (b) Explain Sutherland-Hodgeman clipping algorithm with example.
6 M

Answer any one question from Q5 and Q6
5 (a) Explain the light, reflectivity, colour and shading in computer graphics.
5 M
5 (b) Define Bezier curve. State its properties. Derive blending function of Bezier curve.
8 M

6 (a) Explain and compare shading algorithm.
6 M
6 (b) Describe any two hidden face removal algorithm with diagram.
7 M

Answer any one question from Q7 and Q8
7 (a) What is a segment? Give its structure and also describe various operations carried out on the segment.
7 M
7 (b) Write a short note on 3D MaxStudio or Maya.
6 M

8 (a) Draw block diagram of i860.
6 M
8 (b) What is the difference between conventional and computer based animations? What are the various methods of controlling animation?
7 M

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