HP Workstation zx2000 HP Graphics Administration Guide for HP-UX 11.X (IPF ver - Page 55

configuring an X Server on HP-UX ATI FireGL X1and Z1 device-dependent information ATI FireGL X1 and ATI FireGL Z1 provide 8 overlay planes, 48 image planes, a 24-bit Z buffer, 4 8-bit per channel hardware colormaps and 1 10-bit per channel hardware colormap for use in gamma correction. These devices provide 2D hardware acceleration for most operations as well as 3D acceleration for lighting, shading and texture mapping. supported visuals ATI FireGL X1 and ATI FireGL Z1 supports the following visuals: Visuals Supported by ATI FireGL X1 and Z1 Class Depth Layer PseudoColor 8 Overlay TrueColor 24 Image Both the PseudoColor and TrueColor visuals are enabled by default. See supported device options on page 4-39 for instructions on changing the default visual and/or disabling overlay visuals. supported device options Options Supported Device Options Value Default Description Qbs Boolean False Enable quad-buffered stereo mode. DefaultVisualTrueColor Boolean False Use TrueColor as the default visual instead of PseudoColor. Overlay Boolean True Enable the Overlay visuals. EnableOpaqeOvelayVisual Boolean False Enable the Opaque Overlay visual. These options are enabled by adding a line to the /etc/X11/XF86Config file in the Device section. For example: Option "Overlay" "True" Note that both the option name and option value must be enclosed in quotation marks. Graphics Administration Guide 4-43