Differentiate Phong Shading with Gouraud Shading method.[5]
2.
Explain the Phong illumination model for specular reflection.[5]
Introduction and Overview of Graphics System
1.
Draw the block diagram of vector and raster graphics display architecture and write the advantages and disadvantage of both display architecture.[10]
2.
Discuss the use of computer graphics in different areas.[5]
Output Primitives
1.
List the major differences between DDA and Bresenham's algorithm. Illustrate the Bresenham's algorithm to the line with end points(10, 6) and (12, 1).[10]
2.
How decision parameter can be used to draw circle? Calculate the points to draw a circle having radius 5 and center as (10, 5).[10]
Three-Dimensional Object Representation and Curve Modeling
1.
What is Bezier curve? Describe its properties.[5]
2.
Describe polygon, vertex and edge table of a polygon.[5]
3.
What is boundary representation technique? Explain.[5]
Two Dimensional Geometric Transformations
1.
Write short notes on: a. Shearing and Scaling b. Line Clipping[5]
Two-Dimensional Viewing and Clipping
1.
Explain Cohen-Sutherland line clipping Algorithm.[5]
Visible Surface Detection
1.
Explain how can line method detects the visible surface with example.[5]