Unit IV: 2D Graphics Transformation and Viewing | BCA 4th Semester Computer Graphics and Multimedia Technology Notes Pdf

The purpose of using computers for drawing is to provide the facility for the user to view the object from different angles, enlarging or reducing the scale or shape of the object called Transformation.

In this “2D Graphics Transformation and Viewing – Computer Graphics and Multimedia Technology” you will learn about the following topics:

1. 2D Geometric Transformations
2. Types of 2D Transformations
3. Translation, Rotation, Scaling
4. Composite Transformation
5. Example Showing Composite Transformations
6. Advantage of Composition or Concatenation of Matrix
7. Composition of Two Translations
8. Composition of Two Rotations
9. Composition of Two Scaling
10. Homogeneous Coordinates System
11. Two Dimensional Object to Screen Viewing
12. Computer Graphics Window
13. Viewport
14. Viewing Transformation or Window to Viewport Transformation or Windowing Transformation
15. Viewing Transformation in Several Steps
16. Computer Graphics Window to Viewport Co-ordinate Transformation
17. Clipping
18. Applications of Clipping
19. Types of Clipping
20. Point Clipping, Line Clipping, Text Clipping, Curve Clipping, Exterior Clipping, Polygon Clipping
21. Cohen Sutherland Line Clipping Algorithm
22. Advantage of Cohen Sutherland Line Clipping
23. Algorithm of Cohen Sutherland Line Clipping
24. Example of Cohen-Sutherland Line Clipping Algorithm
25. Sutherland-Hodgeman Polygon Clipping

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BCA 4th Semester Computer Graphics and Multimedia Technology Notes Pdf:

• Unit I: Introduction To Computer Graphics and Basic Concept of Drawing Computer Graphics
• Unit II: Overview of Graphics System
• Unit III: 2D Graphics Algorithm
• Unit V: 3D Graphics
• Unit VI: Illumination and Rendering
• Unit VII: Introduction To Multimedia
• Unit VIII: Media Software
• Unit IX: Multimedia Building Blocks