文档介绍：Contents
PREFACE xvii Stereoscopic and Virtual-Reality
Systems
A Survey puter 2-2 Raster-Scan System!;
1 Graphics 2 Video Controller
Raster-Scan Display Processor
Computer-Aided Design 2-3 Random-Scan Systems
Presentation Graphics 'I 2-4 Graphics Monitors and Workstations
Computer Art l3 2-5 Input Devices
Entertainment 18 Keyboards
Education and Training 2 1 Mouse
Visualization 25 Trackball and Spaceball
Image Processing 3 2 Joysticks
Graphical User Interfaces 34 Data Glove
Digitizers
Image Scanners
Touch Panels
Overview of Graphics Light Pens
Voice Systems
systems 35 2-6
2 Hard-Copy Devices
2-1 VideoDisplayDevices 36 2-7 Graphics Software
Refresh Cathode-Ray Tubes 37 Coordinate Representations
Raster-Scan Displays 40 Graphics Functions
Random-Scan Displays 41 Software Standards
Color CRT Monitors 42 PHIGS Workstations
Direct-View Storage Tubes Summary
Flat-Panel Displays 45 References
Three-Dimensional Viewing Devices 49 Exercises
vii
Contents
Summary
Outout Primitives 83 Applications
3 References
Points and Lines Exercises
Line-Drawing Algorithms
DDA Algorithm
Bresenham's Line Algorithm
Parallel Line Algorithms Attributes of Output
Loading the Frame Buffer Primitives 143
Line Function
Circle-Generating Algorithms Line Attributes
Properties of Circles Line Type
Midpoint Circle Algorithm Line Width
Ellipse-Generating Algorithms Pen and Brush Options
Properties of Ellipses Line Color
Midpoint Ellipse Algorithm Curve Attributes
Other Curves Color and Grayscale Levels
Conic Sections Color Tables
Polynomials and Spline Curves Grayscale
Parallel Curve Algorithms Area-Fill Attributes
Curve Functions Fill Styles
Pixel Addressing Pattern Fill
and Object Geometry Soft Fill
Screen Grid Coordinates Character Attributes
Maintaining Geometric Properties Text Attributes
of Displayed Objects Marker Attributes
Fil