Bhatia P. Computer Graphics 3ed 2019

Textbook in PDF format

The present book provides fundamentals of Computer Graphics and its applications. It helps the reader to understand:
how computer hardware interacts with computer graphics
how it draws various objects, namely, line, circle, parabola, hyperbola, etc.
how realistic images are formed
how we see pictures move
how different colors are generated from visible light
At every stage, detailed experiments with suitable figures are provided. More than 250 unsolved problems have been given at the end of chapters in the book. A large number of solved examples and programs in C are provided in the Appendices.
New features in this edition:
A new chapter on "Segment"
Coverage of illumination models and shading models
More discussion of algorithms
Addition of solved exercises at the end of chapters
Inclusion of computer graphics related mathematics