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Starbase Technical Addendum for the July, 1997 Workstation ACE for 10.20 HP-UX: HP 9000 Workstations and Servers
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HP Part Number: B2355-90143

Edition: Edition 1

Published: July 1997

© Copyright 1996 Copyright © 1989 - 1997 Hewlett-Packard Company.

Table of Contents

Printing History
1 Introduction
Conventions
Document Conventions
Environment Variable Conventions
Setting PATH and MANPATH
HP CDE and HP VUE
Gamma Correction
Texture Mapping
2 The HCRX Family of Devices
hphcrx Devices
PowerShade
For More Information
Device Descriptions
HP VISUALIZE-EG Card
Dual HP VISUALIZE-EG Card and Multi-Display Support
Add-on HP VISUALIZE-EG Memory
HCRX-8
HCRX-8Z
HP VISUALIZE-8
HCRX-24
HCRX-24Z
HP VISUALIZE-24
Overlay Plane Rendering
Geometry Accelerator (only HP VISUALIZE-8 and HP VISUALIZE-24)
PowerShade, 3D Surfaces Software
HP Color Recovery Technology
Gescapes
The Frame Buffer
Physical Address Space
To Access the Frame Buffer Directly
Frame Buffer Address Mapping
Frame Buffer Configurations
Device Support for the TrueColor Visual
TrueColor Visual Description
Device Specific Visuals Information
Using Starbase in X Windows
Per-Window Double-Buffering
Available Color Map Entries
Starbase Color Maps and X11 Read/Write Restrictions
Accessing HP Color Recovery with X Windows
Backing Store
X11 Cursor
Supported Visuals
Overlay Plane Transparency and the X Windows System
The HP VISUALIZE-EG with add-on memory, HCRX-8, HCRX-8Z, and HP VISUALIZE-8 Frame Buffer Configuration
The HCRX-24, HCRX-24Z, and HP VISUALIZE-24 Frame Buffer Configuration
HCRX Configuration Hints
HP VISUALIZE-EG with add-on memory, HCRX-8, HCRX-8Z, and HP VISUALIZE-8 Visuals and Double-Buffer Support
Moving the Default Visual to the Image Planes
The Overlay Plane Color Map Management Scheme
Starbase Echoes
To Open and Initialize the Device for Output
Syntax Examples
Parameters for gopen
Special Device Characteristics
Device Coordinate Addressing
Starbase Functionality
Calls Not Supported on the HCRX-8Z and HP VISUALIZE-8, or on the HP VISUALIZE-EG and HCRX-8 with PowerShade
Calls Not Supported on the HCRX-24Z and HP VISUALIZE-24, or on the HCRX-24 with PowerShade
Calls not Supported on the HP VISUALIZE-EG, HCRX-8, and HCRX-24
Conditional Support of Starbase Calls on the HP VISUALIZE-EG and HCRX-8
Conditional Support of Starbase Calls on the HCRX-24, HCRX-24Z, or HP VISUALIZE-24
Supported Gescapes
Exceptions to Gescape Support
Porting from HCRX-8 or HP VISUALIZE-EG to HCRX-24 or HP VISUALIZE-24
CMAP_FULL Mode
Number of Color Planes
Porting from HCRX-24 to an HCRX-24Z or HP VISUALIZE-24
Source Incompatibilities
Backing Store
Image Differences
screenpr for the HCRX Family of Graphics Devices
3 The HP VISUALIZE-48 and HP VISUALIZE-48XP Devices
Graphics Device Configuration
PowerShade
For More Information
Device Description
Geometry Accelerator
Texture Mapping Accelerator
Overlay Plane Rendering
HP Color Recovery Technology
Gescapes
The Frame Buffer
Physical Address Space
To Access the Frame Buffer Directly
Frame Buffer Address Mapping
Frame Buffer Configurations
Using Starbase in X Windows
Per-Window Double-Buffering
Available Color Map Entries
Starbase Color Maps and X11 Read/Write Restrictions
Accessing HP Color Recovery with X Windows
Backing Store
X11 Cursor
Supported Visuals
Moving the Default Visual to the Image Planes
Device Support for the TrueColor Visual
TrueColor Visual Description
Device Specific Visuals Information
The Overlay Plane Color Map Management Scheme
Overlay Plane Transparency and the X Windows System
The Default Frame Buffer Configuration for the HP VISUALIZE-48 and VISUALIZE-48XP
To Open and Initialize the Device for Output
Syntax Examples
Parameters for gopen
Special Device Characteristics
Device Coordinate Addressing
Starbase Echoes
Starbase Functionality
Calls Not Supported on the HP VISUALIZE-48 and HP VISUALIZE-48XP
Conditional Support of Starbase Calls on the HP VISUALIZE-48 and HP VISUALIZE-48XP
Supported Gescapes
Exceptions to Gescape Support
Comparison Between the CRX-48Z/HCRX-24Z and the HP VISUALIZE-48/HP VISUALIZE-48XP
Backing Store
Image Differences
screenpr for the HP VISUALIZE-48 and HP VISUALIZE-48XP
4 The HP Visualize-FX Family of Devices
Graphics Device Configuration
PowerShade
For More Information
Device Descriptions
HP Visualize-FX2 Device Description
HP Visualize-FX4 and HP Visualize-FX6 Device Descriptions
Performance Information
Geometry Accelerator
Texture Mapping Accelerator
Overlay Plane Rendering
HP Color Recovery Technology
The Frame Buffer
Physical Address Space
To Access the Frame Buffer Directly
Frame Buffer Address Mapping
Frame Buffer Configurations
Using Starbase in X Windows
Per-Window Double-Buffering
Available Color Map Entries
Starbase Color Maps and X11 Read/Write Restrictions
Accessing HP Color Recovery with X Windows
Backing Store
X11 Cursor
Supported Visuals
Moving the Default Visual to the Image Planes
Device Support for the TrueColor Visual
TrueColor Visual Description
Device Specific Visuals Information
The Overlay Plane Color Map Management Scheme
Overlay Plane Transparency and the X Windows System
The Default Frame Buffer Configurations for the HP Visualize-FX Devices
To Open and Initialize the Device for Output
Syntax Examples
Parameters for gopen
Special Device Characteristics
Device Coordinate Addressing
Starbase Echoes
Starbase Functionality
Calls Not Supported on the HP Visualize-FX Devices
Conditional Support of Starbase Calls on the HP Visualize-FX Devices
Supported Gescapes
Exceptions to Gescape Support
Comparison Between the HP Visualize-FX Family and Other Devices
Comparing the HP Visualize-FX2 and HP VISUALIZE-24 Devices
Comparing the HP Visualize-FX4/HP Visualize-FX6 and HP VISUALIZE-48/HP VISUALIZE-48XP Devices
Image Differences
screenpr for the HP Visualize-FX Devices
5 HP Virtual Memory and X
Introduction
Supported Visuals
HP VMX and PowerShade
HP VMX Support
HP VMX Server Support
HP VMX Client Support
HP VMX API Support
For More Information
Device Description
What is HP VMX?
How Do You Use HP VMX?
How Does HP VMX Work?
HP VMX Configurations
HP VMX Device Driver, VM Rendering Utilities, and Overlay Planes
VM Rendering Utilities
Overlay Planes
HP VMX Performance
X Windows
Compiling Your Application with the HP VMX Graphics Driver
To Open and Initialize the Device for Output
X11 Environment
Syntax Examples
Parameters for gopen
Special Device Characteristics
Device Coordinate Addressing
Device Defaults
Color
Default Color Map
Starbase Functionality
Calls Not Supported
Conditional Support of Starbase Calls with HP VMX
Supported Gescapes
Exceptions to Gescape Support
Differences From Other Starbase Device Drivers
Synchronization
Resource Considerations
Restricted gopens
VM Rendering Utilities
VM Double-Buffering on 8-plane devices
HP VMX: The Overlay Plane Driver
SOX11 vs. HP VMX
Functionality
Performance
Changing from HP VMX to SOX11
The Environment Variables HP_VM_RENDER_METHOD and HP_VM_XLIB_DITHER
HP_VM_RENDER_METHOD
HP_VM_XLIB_DITHER
6 Gescapes
Introduction
R_READ_FB
Supported Devices
Description
R_WRITE_FB
Supported Devices
Description
SET_POLYGON_OFFSET
Supported Devices
Description
WIDELINE_CONTROL
Supported Devices
Description
A Starbase Reference Pages
Index

List of Figures

2-1 Physical Address Space
2-2 Frame Buffer Mapping in Memory
2-3 Hardware Z-Buffer Data Alignment
2-4 Pixel Representation for the 8-, 12-, and 24-Plane TrueColor Visuals
2-5 Device Coordinates
3-1 Physical Address Space
3-2 Frame Buffer Mapping in Memory
3-3 Hardware Z-Buffer Data Alignment
3-4 Pixel Representation for the 8- and 24-Plane TrueColor Visuals
3-5 Device Coordinates
4-1 Physical Address Space
4-2 Frame Buffer Mapping in Memory
4-3 Hardware Z-Buffer Data Alignment
4-4 Pixel Representation for the Depth 8, 12, and 24 TrueColor Visuals
4-5 Device Coordinates
6-1 "French-Cut" Widelines

List of Tables

1-1 Shell Commands for Setting and Unsetting Environment Variables
2-1 hphcrx Device Driver Support
2-2 Supported Frame Buffer Configurations
2-3 Examples of Pixel Color Values
2-4 Supported Visuals
2-5 The Default HP VISUALIZE-EG with add-on memory, HCRX-8, HCRX-8Z, and HP VISUALIZE-8 Frame Buffer Configuration
2-6 HP VISUALIZE-EG with add-on memory, HCRX-8, HCRX-8Z, and HP VISUALIZE-8 Frame Buffer Configuration in Overlay Transparent Mode
2-7 The Default HCRX-24, HCRX-24Z, and HP VISUALIZE-24 Frame Buffer Configuration
3-1 Supported Depth of Image Plane Windows
3-2 Supported Frame Buffer Configurations
3-3 Supported Visuals
3-4 Examples of Pixel Color Values
3-5 The Default Frame Buffer Configuration for the HP Visualize-48 and HP Visualize-48XP
4-1 Supported Depth of Image Plane Windows
4-2 Supported Frame Buffer Configurations
4-3 Supported Visuals
4-4 Examples of Pixel Color Values
4-5 The Default Frame Buffer Configuration for HP Visualize-FX2
4-6 The Default Frame Buffer Configuration for HP Visualize-FX4 and HP Visualize-FX6
5-1 8x8 Array Raster Echo (Default)
5-2 Line Type Defaults
5-3 Starbase Default Color Table
5-4 Driver Selection at gopen
   


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© 1996 Hewlett-Packard Development Company, L.P.