MB86296 Datasheet, PDF (284/352 Pages) Fujitsu Component Limited. – PCI Graphics Controller Specification

FUJITSU LIMITED PRELIMINARY AND CONFIDENTIAL
MDR3 (Mode Register for Texture)
Register
address
DrawBaseAddress + 42CH
Bit number 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Bit field name
BA
TAB
TBL
TWS TWT TF TC
R/W
Initial value
RW
RW
RW
0
00
00
RW RW
00 00
RW RW
00
This register sets the texture mapping mode.
Bit 3
TC (Texture coordinates Correct)
Sets texture coordinates correction mode
0 Disabled
1 Enabled
Bit 5
TF (Texture Filtering)
Sets type oftexture interpolation (filtering)
0 Point sampling
1 Bi-linear filtering
Bit 9 and 8
TWT (Texture Wrap T)
Sets type oftexture coordinate s T direction wrapping
00 Cramp
01 Repeat
10 Border
11 Reserved
Bit 11 and 10
TWS (Texture Wrap S)
Sets type oftexture coordinate s S direction wrapping
00 Repeat
01 Cramp
10 Border
11 Reserved
Bit 17 and 16
TBL (Texture Blend mode)
Sets texture blending mode
00 De-curl
01 Modulate
10 Stencil
11 Reserved
MB86296S<Coral-PA>
274
Specification Manual Rev0.1