3dlabs Oxygen VX1 Manual de usuario descargar pdf (Pagina 25)

The Oxygen VX1/Oxygen GVX1 Driver

OpenGL Support Screen

This screen controls OpenGL-application-specific driver settings and enables you to create

your own settings. When the panel initially appears the

New

and

Remove Settings

buttons, as

well as the

Advanced Options

section, are hidden. They appear when you click the

Advanced

button at the top of the screen.

• Click

Driver is optimized for application

to reach a drop down list of applications,

then select the one you want to use. The rest of your actions on this screen will apply

to that choice. You can also click

Select optimized application

in the Configuration

Manager and select your application from that pop-up list.

• Click

New

to add an application to the list and customize its settings.

Remove Setting

will remove a user created setting, but will not remove default settings created at

driver installation time.

•

Number of DMA Buffers

lets you configure the number of visible 3D windows that

can be supported with full speed acceleration. For most applications, 8 buffers is

sufficient.

•

Size of each DMA buffer

controls the size (in bytes) of the Direct Memory Access

(DMA) buffer. DMA is a technique whereby a device can directly read commands

from host memory.

•

Number of DMA Sub-Buffers

lets you set the number of Direct Memory Access

(DMA) buffers allocated for use by OpenGL. (DMA is a technique whereby a device

can directly access memory without having to go through the CPU). Each DMA

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3dlabs Oxygen VX1 Manual de usuario Pagina 25