CONTENTS

1. Introduction to Computer Graphics

1. Introduction

2. Graphics Systems 

3. Components of Computer Graphics  

4. Applications of Computer Graphics

5. Basic Concepts of Computer Graphics    

6. Programming Essentials

2. Input Devices and Interaction Tasks

1. Introduction

2. Logical Interaction    

3. Physical Devices Used For Interaction  

4. Keyboard and Mouse Interaction in OpenGL    

5. Graphical User Interfaces   

6. Implementing GUI in Open GL

3. Presentation and Output Devices

1. Introduction

2. Presentation Graphics  

3. Display Devices  

4. Hardcopy Devices

4. Raster Scan Graphics

1. Introduction

2. Scan Conversion  

3. Line Drawing

4. Simple DDA Algorithm   

5. Bresenham’s Algorithm  

6. Scan Converting Circles

7. Generation of the Display   

8. Polygon Filling

5. Transformations

1. Introduction

2. Basic Transformations  

3. Other Transformations  

4. Viewing Pipeline 

5. Window to Viewport Co-Ordinate Transformation    

6.   Setting Window and viewport in OpenGL

6. Clipping

1. Introduction

2. Basis of a Clipping Operation (Point Clipping)   

3. Line Clipping    

4. Area Clipping (Polygon Clipping)

7. 3D Transformation and Viewing

1. Introduction

2. 3-D Geometric Transformation

3. Three Dimensional Viewing   

4. View Volumes and General Projection    Transformations 

5. 3D Clipping

8. Hidden Surfaces Elimination

1. Introduction

2. Classification of Visible-Surface Detection Algorithms 

3. Depth Comparison 

4. Scan-Line Method 

5. Painter’s Algorithm or Depth-Sorting Method 

6. BSP Tree Method  

7. Area Subdivision Algorithm  

8. Comparison of Algorithms