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`devg-tnt.so`

Graphics driver for NVIDIA chipsets

Syntax:

io-graphics -d tnt [option[,option...]]
            ... &

Runs on:

x86

Options:

For the general io-graphics options that can be used with this driver, see io-graphics.

Description:

The devg-tnt.so driver provides accelerated 2D support for the specified graphics chipsets.

Supported chipsets

Riva 128
Riva TNT
Riva TNT 2
GeForce
GeForce2
GeForce2 GO

Acceleration features

Feature	Provision
Solid fills	Yes
Pattern fills	Yes
Onscreen blitting	Yes
Offscreen blitting	Yes
Chroma-keyed blitting	No
Alpha blending	No
Raster OP's	Full
Bitmaps	No

Video Overlay/Scaler support

Feature	Provision
YUV formats	Yes (packed)
RGB formats	No
Up scaling	Yes
Down scaling	Yes

Restrictions:

Video overlay is supported only on GeForce and GeForce2 chipsets (not including GeForce2 GO)

Other features

Feature	Provision
Hardware Cursor	Yes
TV Out	No
Video capture	No
DPMS (power saving)	No

Resolution and refresh support

Display size (pixels):	Refresh rate (Hz):	Color depth (bits per pixel):
640x480	60, 70, 75, 85	8, 15, 16, 32
800x600	60, 70, 75, 85	8, 15, 16, 32
1024x768	60, 70, 75, 85	8, 15, 16, 32
1152x864	60, 70, 75, 85	8, 15, 16, 32
1280x1024	60, 70, 75, 85	8, 15, 16, 32
1600X1200	60, 70, 75, 85	8, 15, 16, 32

Restrictions:

For Riva 128, 16 bits-per-pixel is not supported.
For flat panel support with GeForce2 GO, make sure the refresh rate is 60Hz (the default) and be aware that video BIOS capability determines which of these values of resolution and color depth are available on your system.

Files:

This driver needs the following files available at run time:

libdisputil.so: Graphics driver utility library.
libffb.so: Software rasterization library.

See also:

io-graphics, crttrap, devgt-iographics