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Operation (Compaq Tru64 UNIX)
PowerStorm 300 AGP and 300/350 PCI Graphics Controllers 7–7
7.3.2 Developing OpenGL Applications on Tru64 UNIX
This section provides information for developing OpenGL applications that optimize the
performance of PowerStorm 300/350 PCI graphics controllers on Tru64 UNIX platforms.
If you have a PowerStorm 300 AGP or 300/350 PCI graphics controller on a Windows NT
platform, see Section 5.3.2.
Table 7-1 Supported GLX Visuals on a PowerStorm 300 PCI Graphics
Controller
Visual ID * 0x21 0x22 0x24 0x25 0x28 0x29
Color buffer format RGB RGB CI CI CI CI
Color buffer size (8,8,8,0) (8,8,8,0) 8888
Overlay planes X X
Double-buffered X X X
Quad-buffered
Z-buffer size 24 24 24 24 N/A N/A
Stencil planes 1 1 1 1 N/A N/A
Accum buffer size (16,16,16,0) (16,16,16,0) N/A N/A N/A N/A
X class TrueColor TrueColor Pseudo
Color
Pseudo
Color
Pseudo
Color
Pseudo
Color
X depth 24 24 8888
X colormap size 256 256 256 256 256 256
X RGB masks (
0xff0000,
0xff00, 0xff
)
(
0xff0000,
0xff00, 0xff
)
N/A N/A N/A N/A
X significant bits 8 8 N/A N/A N/A N/A
* Visual IDs listed are for the first screen. Equivalent visuals on the second head of a
dual-head configuration will have different visual IDs.