HP Visualize J5000 HP Workstations - Graphics Administration Guide For Red Hat - Page 30

Supported screen options, Configuration hints, Overlay visuals and overlay transparency

Page 30 highlights

Supported screen options The following screen options are supported: • CountTransparentInOverlayVisual • ImageTextViaBitMap • EnableIncludeInferiorsFix • DisableGlxVisuals • OverlayTransparentIndex0 Configuration hints The following details and optimization hints are specifically for HP VISUALIZEFX5/10 boards. Overlay visuals and overlay transparency HP VISUALIZE-FXE/5/10 devices have two visuals in the overlay planes, both depth-8 PseudoColor. The first (default) overlay visual has 256 entries per colormap and no transparency. The second overlay visual has 255 entries per colormap and supports transparency. To allow applications to determine which visuals are in the overlay planes, both overlay visuals are listed in the SERVER_OVERLAY_VISUALS property attached to the root window. The default overlay visual has a transparent type of "0" (None), while the transparent overlay visual has a transparent type of "1" (TransparentPixel). If you need an overlay colormap that supports transparency, create the colormap using the visual that has transparency in its SERVER_OVERLAY_VISUALS property. Graphics Administration Guide For Red Hat Linux 6.2

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Supported screen options
The following screen options are supported:
CountTransparentInOverlayVisual
ImageTextViaBitMap
EnableIncludeInferiorsFix
DisableGlxVisuals
OverlayTransparentIndex0
Configuration hints
The following details and optimization hints are specifically for HP V
ISUALIZE
-
FX5/10 boards.
Overlay visuals and overlay transparency
HP V
ISUALIZE
-FXE/5/10 devices have two visuals in the overlay planes, both
depth-8 PseudoColor. The first (default) overlay visual has 256 entries per
colormap and no transparency.
The second overlay visual has 255 entries per
colormap and supports transparency.
To allow applications to determine which visuals are in the overlay planes, both
overlay visuals are listed in the
SERVER_OVERLAY_VISUALS
property
attached to the root window. The default overlay visual has a transparent type of
"0" (None), while the transparent overlay visual has a transparent type of "1"
(TransparentPixel).
If you need an overlay colormap that supports transparency, create the colormap
using the visual that has transparency in its
SERVER_OVERLAY_VISUALS
property.
Graphics Administration Guide For Red Hat Linux 6.2