Using Visual Classes - Planar Dome M2/PCI Installation Manual

Using Visual Classes

A visual class (or visual) is the X Window System™
terminology to describe the characteristics of a display.
X defines the visual classes listed in this table.
Static Class
• StaticGray
• StaticColor
• TrueColor
Static classes do not support the use of a modifiable
colormap, but the corresponding dynamic classes do.
When the M2 board is connected to a grayscale display,
it has the default visual class of
PseudoColor
applications run only on displays with a
default visual class. When you connect an M2 board to
a grayscale display, you can configure it to emulate
PseudoColor
System with
Dynamic Class
• GrayScale
• PseudoColor
• DirectColor
is the most common display type. Some
for applications by invoking the X Window
as the default visual class.
PseudoColor
Using Visual Classes | 59
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GrayScale
PseudoColor