Name of Subject  : COMPUTER GRAPHICS  (7 IT 2)

Unit

Contents

Introduction to Raster scan displays, Storage tube displays, refreshing, flicking, interlacing, color monitors, display

processors resolution, working  principle of dot matrix, inkjet laser printers, working principles of keyboard, mouse

I

scanner, digitizing camera, track ball , tablets and joysticks, graphical input techniques, positioning techniques,

rubber band techniques, dragging etc.

Scan conversion techniques, image representation, line drawing, simple DDA, Bresenham’s Algorithm, Circle

II

drawing, general method, symmetric DDA, Bresenham’s Algorithm, curves, parametric function, Beizier Method,

B-sp-line Method.

2D & 3D  Co-ordinate system, Translation, Rotation, Scaling, Reflection Inverse transformation, Composite

III

transformation, world coordinate system, screen coordinate system, parallel and  perspective projection,

Representation of  3D object  on 2D screen.

Point Clipping. Line Clipping Algorithms, Polygon Clipping algorithms, Introduction to Hidden Surface elimination,

IV

Basic  illumination model, diffuse reflection, specular reflection, phong shading, Gourand shading ray tracing, color

models like RGB, YIQ, CMY, HSV etc.

Multimedia components, Multimedia Hardware, SCSI, IDE, MCI, Multimedia data and file formats, RTF, TIFF,

V