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SYLLABUS

Unit-I

Introduction: Application Areas of Computer Graphics, Overview of Graphics Systems, Video-display Devices, Raster-scan Systems, Random Scan Systems, Graphics Monitors and Work Stations and Input Devices. Output Primitives: Points and Lines, Line Drawing Algorithms (Bresenham’s and DDA Algorithm), Midpoint Circle and Ellipse Algorithms. Polygon Filling: Scan Line Algorithm, Boundary-fill and Flood-fill Algorithms.

Unit-II

2-D Geometrical transforms: Translation, Scaling, Rotation, Reflection and Shear Transformations, Matrix Representations and Homogeneous Coordinates, Composite Transforms, Transformations between Coordinate Systems. 2-D Viewing: The Viewing Pipeline, Viewing Coordinate Reference Frame, Window to View-port Coordinate Transformation, Viewing Functions, Cohen-Sutherland Algorithms, Sutherland-Hodgeman Polygon Clipping Algorithm.

Unit-III

3-D Object representation: Polygon Surfaces, Quadric Surfaces, Spline Representation, Hermite Curve, Bezier Curve and B-spline Curves, Bezier and B-spline Surfaces, Basic Illumination Models, Polygon Rendering Methods.

Unit-IV

3-D Geometric Transformations: Translation, Rotation, Scaling, Reflection and Shear Transformations, Composite Transformations. 3-D Viewing: Viewing Pipeline, Viewing Coordinates, View Volume and General Projection Transforms and Clipping.

Unit-V

Computer Animation: Design of Animation Sequence, General Computer Animation Functions, Raster Animation, Computer Animation Languages, Key Frame Systems, Motion Specifications. Visible Surface detection methods: Classification, Back-Face Detection, Depth-buffer, Scan-line, Depth Sorting, BSP-tree Methods, Area Sub-division and Octree Methods.