ICG (MCA 4th)

SECTION A

Review of Computer Graphics, Applications of computer graphics.

Introduction to Graphic devices like light pens, Graphic tablets, Graphic Cards, Data Glove, Digitizers,

Graphs and types of Graphs.

Cathode-Ray tube, Raster Scan displays, Random Scan displays, Architecture of a Raster and Random

Graphics System with display processor, Color generating techniques (shadow mask, beam penetration),

Raster Scan Systems, Random Scan Systems, Graphics Monitors and Workstations, Color Models(RGB

and CMY), color lookup Table.

SECTION B

Input and Output primitives, Process and need of Scan Conversion, Scan conversion algorithms for

line, circle and ellipse, effect of scan conversion, Bresenham's algorithms for Line and circle along

With their derivations, midpoint circle algorithm with derivation, Area filling techniques, flood fill

techniques, character generation techniques(like typography, vector and bitmap).

2-Dimensional Graphics: Cartesian and Homogeneous Co-ordinate System, Geometric

transformations(translation, Scaling, Rotation, Reflection, Shearing), Composite transformations,

Affine transformation, Two dimensional viewing transformation

and

Windowing and clipping(line,

polygon and text). Concave and Convex Polygon, Cohen Sutherland line clipping and its

algorithm, Sutherland Hodgem an polygon

clipping.

SECTIONC

3-dimensional Graphics: Geometric transformations (translation, Scaling,

Rotation,

Reflection,

Shearing), Composite transformations, Parallel andPerspective Projections. Bezier curves and its

Properties, B-Spline curves. Fractals, Classification of fractals.

SECTION D

Hidden line and surface elimination algorithms: Z-buffer, Painters algorithm, scan-line, subdivision,

Shading and Reflection: Diffuse reflection, Specular reflection, refracted light,

Half toning, Dithering techniques. Surface Rendering Methods: Constant Intensity method,

Gouraud Shading, Phong Shading(Mash Band effect). Morphing of objects