STUPIDSID
1 (a)
With a neat diagram, explain the graphics pipeline architecture.
10 M
1 (b)
What are the openGL APIs for handling polygon types, colour attributes, viewing and aspect ratio?
6 M
1 (c)
Briefly explain any two applications of computer graphics.
4 M
2 (a)
What are the graphics functions which give good API support? Briefly explain each of them with example.
10 M
2 (b)
What are the different approaches of colour in openGL? Explain with example.
10 M
3 (a)
List the various features that a good inter active programs should include. Describe an open GL animating inter active program for the rotating square.
10 M
3 (b)
Explain how an event driven input can be performed for window and keyboard events.
10 M
4 (a)
Briefly explain the order in which-frame occurs in openGL pipeline.
8 M
4 (b)
With respect to modelling of colour cube discuss:
i) Vertex array
ii) Bilinear interpolation
iii) Data structure for object representation.
i) Vertex array
ii) Bilinear interpolation
iii) Data structure for object representation.
12 M
5 (a)
What are Affine transformation? Explain the basic transformation with respect to homogeneous co-ordinate system in 3D.
10 M
5 (b)
What are Quaternion? With an example, explain how Quaternion are used in rotation in a 3D space. Give the mathematical representation of Quaternion.
10 M
6 (a)
What are simple projections? Obtain perspective and orthogonal 4×4 matrix representation.
10 M
6 (b)
Briefly explain different types of viewing with neat sketches.
10 M
7 (a)
Explain the phong lighting model.
10 M
7 (b)
Give the different classification of light material interactions. How are these supported in open GL?
10 M
8 (a)
Explain the Cohen Sutherland line clipping algorithm and perform the clipping for line segment AB=[(-13,5)(17,11)], CD[(-2,3)(1,2)] against the window having lower left corner (-8, -4) and upper right corner at (12, 8).
10 M
8 (b)
Explain the scan line polygon filling algorithm.
10 M
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