GTU B.Tech 2020 Winter Question Papers || Gujarat Technological University
Subject Code: 3151607
GUJARAT TECHNOLOGICAL UNIVERSITY
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BE- SEMESTER-V (NEW) EXAMINATION - WINTER 2020
Subject Name: Computer Graphics and Visualization
Date: 27/01/2021
Time: 10:30 AM TO 12:30 PM
Total Marks: 56
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Instructions:
- Attempt any FOUR questions out of EIGHT questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
| Q.1 | (a) List the application of computer graphics. (03) --- Content provided by FirstRanker.com --- (b) Explain the physical and synthetic images. (04)(c) Discuss the graphics pipeline architecture with the help of a functional schematic diagram. (07) |
| Q.2 | (a) What is primitive and attribute functions in open GL? (03) (b) With the help of a diagram, describe the open GL interface. (04) (c) Explain RGB color model and indexed color model. (07) |
| Q.3 | (a) Define following terms: Translation, Rotation, Scaling (03) (b) Explain Picking operation in open GL with an example. (04) --- Content provided by FirstRanker.com --- (c) Explain affine transformations. (07) |
| Q.4 | (a) What is concatenation transformation? (03) (b) Describe any two types of light sources. (04) (c) Explain hidden-surface algorithms with example. (07) |
| Q.5 | (a) Explain 3 basic elements for viewing. (03) (b) Explain perspective projective transformations. (04) (c) Explain and write Liang Bersky line clipping algorithm. (07) |
| Q.6 | (a) What is a need of homogeneous coordinates? (03) --- Content provided by FirstRanker.com --- (b) Explain parallel projective transformations (04)(c) Explain marching squares algorithm. (07) |
| Q.7 | (a) What is 3D clipping? (03) (b) Explain Rasterization in details. (04) (c) List advantages of B-spline over Bezier splines. Explain B-spline curves. (07) |
| Q.8 | (a) List the properties of Bezier curves. (03) (b) Explain Z Buffer Algorithm. (04) --- Content provided by FirstRanker.com --- (c) Explain the Bresenham’s algorithm with all necessary derivations. (07) |
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