Syllabus (COMPUTER SCIENCE)

Course Type: MAJ-13

Semester: 7

Course Code: BCOSMAJ13C

Course Title: Computer Graphics

(L-P-Tu): 4-2-0

Credit: 6

Practical/Theory: Combined

Course Objective: • Ability to understand about fundamentals of Graphics. • Ability to design animated scenes for virtual object creations.

Learning Outcome: • Understand the basics of computer graphics, different graphics systems and applications of computer graphics. • Discuss various algorithms for scan conversion and filling of basic objects and their comparative analysis. • Use of geometric transformations on graphics objects and their application in composite form. • Extract scene with different clipping methods and its transformation to graphics display device. • Explore projections and visible surface detection techniques for display of 3D scene on 2D screen. • Render projected objects to naturalize the scene in 2D view and use of illumination models for this.

Theory

Introduction

Basic Elements of Computer Graphics, Applications of Computer Graphics. (7 Lectures)

Graphics Hardware

Architecture of Raster and Random Scan Display Devices, Input/Output Devices.(8 Lectures)

Fundamental Techniques in Graphics

Raster Scan Line, Circle and Ellipse Drawing, Thick Primitives, Polygon Filling, Line and Polygon Clipping Algorithms, 2D and 3D Geometric Transformations, 2D and 3D Viewing Transformations (Projections - Parallel and Perspective), Vanishing Points. (22 Lectures)

Geometric Modelling

Representing Curves and Surfaces. (8 Lectures)

Visible Surface Determination

Hidden Surface Elimination. (8 Lectures)

Surface Rendering

Illumination and Shading Models, Basic Colour Models and Computer Animation.(7 Lectures)

Computer Graphics Lab

• Write a program to implement Bresenham‘s line drawing algorithm.
• Write a program to implement mid-point circle drawing algorithm.
• Write a program to clip a line using Cohen and Sutherland line clipping algorithm.
• Write a program to clip a polygon using Sutherland Hodgeman algorithm. 5. Write a program to apply various 2D transformations on a 2D object (use homogenous coordinates).
• Write a program to apply various 3D transformations on a 3D object and then apply parallel and perspective projection on it.
• Write a program to draw Hermite/Bezier curve.

Reading References:

1. J.D. Foley, A. van Dam, Feiner, Hughes Computer Graphics Principles & Practice, Addison-WesleyPublication.

2. D. Hearn, Baker, Computer Graphics, Prentice Hall of India.

3. D.F. Rogers, Procedural Elements for Computer Graphics, McGraw Hill.

4. D.F. Rogers, Adams Mathematical Elements for Computer Graphics, McGraw Hill.