glossary

active stereo -

referred to as the anti-aliasing mode. The more graphics-enabled workstations you add, the more samples can be taken, and the better the image quality gets.

active stereo - Standard stereo capability where glasses/emitter switch back and forth between the left and right eye to make an image appear to have depth on the z-axis of the screen.

CAT 5 cable - Regular twisted pair LAN cable. This is the standard rating for the cables used to connect hp visualization center sv6 10/100 Base-T network components. For the purposes of hp visualization center sv6, we use standard RJ45 connectors on the ends of the cable. CAT 6 cables can be used instead.

CAT 6 cable - LAN cable with a higher rating for faster network traffic. These cables are used for copper Gigabit switches. They also use standard RJ45 connectors.

channel - One monitor or other output device. This term is also used to describe the video output signal that results in output to a single output display device.

cluster - Several hp workstations which are configured to be used together. There is one 2D master node; 4, 8 or 16 3D nodes and one scalable visualization Compositor in each hp visualization center sv6 cluster.

compositor - Hardware that takes input from the graphics cards in the hp visualization center sv6 system and combines the information into one composite image which is then sent out through the analog output cable. The Compositor bases its output on the mode and resolution specified by the user in /etc/X11/X0screens and settings specified with the setpipes

command.The Compositor’s official product name and HP Part Number are: Scalable Visualization Digital Compositor A6061A.

display - A single monitor or other type of output device

DVI - Digital Video Interface. Connectors for digital video input and output devices.

gamma correction - Corrects color values emitted by the Compositor to compensate for the non-linear response of various display devices. Apply gamma correction using the gamma tool (/opt/graphics/common/bin/gamma) or by setting GammaValueRed, Green and Blue values in the /etc/X11/X0screens file. See/opt/graphics/OpenGL/sv/doc/README. gamma for more details.

DVI cable - Digital Video cable that connects the graphics card on the workstation to the input card on the compositor (A6061A). These are typically wide, white cables.

Gigabit Ethernet LAN - Private, high-speed LAN that connects the Workstations in the hp visualization center sv6. The official product name is hp ProCurve Switch 8000M (J4110A) or 4108gl.

jitter - Pixel sampling method that uses either default jitter point values or customized setting specified with the /opt/graphics/OpenGL/sv/bin/jitter tool. Each pixel sample is offset by a sub-pixel amount. Samples are averaged together to increase image quality. This jitter sampling can be used in addition to the fx10 hardware scene anti-aliasing.

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Glossary

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HP sv6 manual Active stereo