The Computer Graphics Metafile

Part 1 Chapter 1 Where does the CGM fit in 1 Chapter Overview 2 Different Requirements for Graphical Data Storage 3 Types of Graphical Data 4 A General Model for Data Storage 5 The need for Standards 6 The CGM and the Rest of the Graphics Environment 7 Summary 8 Suggestions for Further Thought Chapter 2 Using the CGM 1 Chapter Overview 2 Who is the CGM For? 3 The CGM as a Solution 4 CGM Awareness and Feasibility Demonstrations 5 The CGM in Use 6 Summary 7 Suggestions for Further Thought Chapter 3 What is the CGM? 1 Chapter Overview 2 Designing a Metafile Standard 3 Using a Metafile 4 Metafile Functionality and Encodings 5 The Structure and Contents of a Metafile 6 Encodings 7 Conformance of Metafiles 8 CGM Extensions Work 9 Finding Your way Round the Standard 10 Summary 11 Suggestions for Further Thought Chapter 4 Developing CGM - The History 1 Chapter Overview 2 Introduction 3 The Players 4 The Rules 5 The GamePart 2 Chapter 5 CGM Functionality 1 Chapter Overview 2 CGM Structure 3 Different Types of Elements 4 Primitive Elements 5 Attributes 6 Coordinate Space 7 Information for the Interpreter 8 Escape Elements 9 External Elements 10 Sticking the Elements Together 11 Suggestions for Further Thought Chapter 6 Further Elements and Considerations 1 Chapter Overview 2 Some Further Considerations about Elements 3 Character Sets and Character Set Selection 4 Suggestions for Further ThoughtPart 3 Chapter 7 Overview of The CGM Encodings 1 Chapter Overview 2 History and Background 3 Terminology 4 The Need for Multiple Encodings 5 Types of Encodings 6 Encoding Characteristics and Selection Criteria 7 An Example 8 Preview 9 Suggestions for Further Thought Chapter 8 The Clear Text Encoding 1 Chapter Overview 2 Objectives of the Encoding 3 Basic Principles of the Encoding 4 Encoding Elements 5 Encoding and Decoding the Different Parameter Types 6 Encoding Dependent Elements 7 Suggestions for Further Thought Chapter 9 The Binary Encoding 1 Chapter Overview 2 Objectives of the Encoding 3 Basic Principles of the Encoding 4 Encoding Opcodes 5 Alignment of Elements and Data 6 Parameter Encoding Basics 7 Encoding the CGM Datatypes 8 Encoding Dependent Elements 9 Suggestions for Further Thought Chapter 10 Character Encoding 1 Chapter Overview 2 Objectives of the Encoding 3 Basic Principles of the Encoding 4 Character Substitution 5 Encoding Opcodes 6 Encoding Parameters 7 Encoding Dependent Elements 8 Suggestions for Further ThoughtPart 4 Chapter 11 Application Profiles 1 Chapter Overview 2 The Standards as Complete Specifications 3 The Concept of Application Profiles 4 The Importance of Application Profiles 5 The MAP/TOP Application Profile 6 The CALS Application Profile 7 Other Profiles 8 The Problem with Application Profiles 9 Suggestions for Further Thought Chapter 12 What to Implement 1 Chapter Overview 2 Introduction 3 General Considerations 4 Classification of Implementations 5 How Much to Implement 6 Implementation Choices and Evaluation 7 Criteria for Evaluating CGM Implementations 8 Summary 9 Suggestions for Further Thought Chapter 13 Elements of the CGM 1 Chapter Overview 2 CGM Data Types 3 Delimiter Elements 4 Metafile Descriptor Elements 5 Picture Descriptor Elements 6 Control Elements 7 Graphical Primitive Elements 8 Attribute Elements 9 Escape Element 10 External Elements Chapter 14 Using the CGM from GKS and PHIGS 1 Chapter Overview 2 Using the CGM from a GKS Application 3 Using the CGM from a PHIGS Application 4 Conclusions 5 Suggestions for Further Though Chapter 15 Testing Considerations 1 Chapter Overview 2 General Ideas of Conformance Testing 3 CGM conformance 4 The Future for CGM Testing 5 Summary 6 Suggestions for Further ThoughtPart 5 Chapter 16 Extending the CGM 1 Chapter Overview 2 Requirements Outside the CGM 3 Nature of Further Work 4 Summary of the Status of Projects 5 Conclusions 6 Suggestions for Further Thought Chapter 17 CGM Addendum 1 1 Chapter Overview 2 General Principles for the Extension 3 Environmental Information 4 Primitives 5 Segments in the CGM 6 Inheritance Filter and Copy Segment 7 Clipping Modes 8 Save and Restore Primitive Context 9 Metafile Descriptor Elements 10 GKS Mapping 11 Description of the CGM Addendum 1 Elements 12 Summary 13 Suggestions for Further Thought Chapter 18 Further Extensions 1 Chapter Overview 2 CGM for 3 Dimensions 3 CGM Addendum 3 4 GKS Addendum 1 5 Conclusions 6 Suggestions for Further Thought The Appendices Appendix A CGM Encoding Opcode Tables Appendix B The ASCII Code Table Appendix C The CALS Application Profile 1 Introduction 2 Sections Extracted from the CALS Profile Appendix D Corrections for the CGM Standard 1 Introduction 2. Part One - Functional Description 3. Part Two - Character Encoding 4. Part Three - Binary Encoding 4. Part Four - Clear Text Encoding 6. Other Comments Appendix E GlossaryAbbreviations TableBibliographyIndex