GF4 User’s Guide

This User’s Guide Covers the Use and Capabilities of the GF4 Waveform Calculator.

Table of Contents

• What Is GF4?
  • Typical Screen Shot
  • A Historical Note
  • Some Typical Uses
  • What GF4 Is Not
• Quick Start
  • The “Noisy Ramp” Example
  • Encouraging Remarks
• GF4’s Design Philosophy
• Data Format
  • Invalid or Missing Data
  • Editing and Censoring of Data Points
• The Waveform Stack
  • Stack Operations
  • Direct Access
• Non-Stack Storage
• Loading And Saving Data
• Saving Graphs
• Plotting Curves
  • Default Plotting Settings
  • Changing Colors, Symbols, and Line Styles
• Help For Commands
• Generating And Operating on Waveforms
  • The Waveform Generators
  • Operations On One Waveform
  • Operations On Two Waveforms
• Curve Fitting and Smoothing
  • Curve Fitting
  • Curve Smoothing
• Windowing and FFTs
• Using Macros
• The Plugin System
  • Defining a Command Button
  • The Implementing Function
  • Over-riding An Existing Command
  • Adding a Button To an Existing Group
  • Controlling Which Plugins Get Loaded