course structure - DSpace at CUSAT

CAS 2201 - Computer Graphics
Unit 1
Overview of Graphics Systems: Video display devices, Raster Scan Systems, Random Scan
Systems, Graphics Software. Output Primitives: Points and Lines, Line-Drawing Algorithms,
Cicrcle-generating algorithms, Elipse generating algorithms, Filled-Area primitives, character
generation.
Attributes of output primitives: Line, curve, area-fill, Scharacter and bundled attributes,
Antialiasing
Unit 2
Two Dimensional Geometric Transformations: Basic transformations, Matrix representation
and Homogeneous coordinates, Composite transformations, Other transformations,
Transformations between coordinate systems, Affine transformations, Raster methods for
transformations. Two-dimensional Viewing: The viewing pipeline viewing coordinate
reference frame, window-to-viewport coordinate transformation, Clipping operations, Line
clipping, polygon clipping, curve, text and exterior clipping.
Unit 3
Structures and hierarchical modeling: Basic modeling concepts, Hierarchical modeling with
structures. Graphical User interfaces and interactive input methods: Input of graphical data,
Input functions, interactive picture-construction techniques. Three Dimensional Concepts and
object representations: Three-dimensiuonal display methods, Spline Representations, Beizer
curves and surfaces, Sweep representations, Constructive solid-geometry methods, Octrees,
BSP trees, Fractal-Geometry methods: Fractal-Generation Procedures, Classification of
Fractals, Fractal dimension, Geometric construction of Deterministic Self-similar fractals,
Affie Fractal-Construction Methods, Random Midpoint-Displacement Methods, Shape
Grammars and other procedural methods. Physically based modeling, Visualization of data
sets.
Unit 4
Three –Dimensional Geometric and modeling transformations and viewing: Translation,
Rotation, Scaling, Other transformations, Composite Transformations, Modeling and
coordinate transformations, Viewing Pipeline, Viewing Coordinates, Projections, Viewing
volumes and general projection transformations, Clipping
Visible Surface-detection methods: Classification, Back-face detection, a buffer method,
scan-line method, Depth-sorting method, BSP tree method, are-subdivision method. Wire
frame methods.
Unit 5
Illumination models and surface-renderingmethods: Light sources, basic illumination models,
Polygon-Rendering methods,Ray-tracing methods, Computer Animation:Design of
Animation Sequence, Raster animations, Key-frame systems – Morphing, Motion
specifications.
Text Book: Hearn, Donald & Baker, M Pauline, ‘Computer Graphics’. 2 nd Ed., Pearson
Education, 2002.
References:
1. Foley, James D et.al., ‘Introduction to Computer Graphics’, Addison Wesley, 1994.
2. Newmann, William M & Sproull, Robert F, ‘Principles of Interactive Computer
Gaphics’, Mc Graw Hill, 1981.
*****