18-150
MB86R02 ‘Jade-D’ Hardware Manual V1.64
18.10.1.2
Texture coordinates
Texture coordinate is a 2D coordinate system represented as S and T (S: horizontal, T: vertical). Any
integer in a range of
−
8192 to
+
8191 can be used as the S and T coordinates. The texture coordinates
is correlated to the 2D coordinates of a vertex. One texture pattern can be applied to up to 4096
×
4096 pixels. The pattern size is set in the register. When the S and T coordinates exceed the
maximum pattern size, the repeat, cramp or border color option is selected.
18.10.1.3
Frame buffer
For drawing, the following area must be assigned to the Graphics Memory. The frame size (count of
pixels on X direction) is common for these areas.
Drawing frame
The results of drawing are stored in the graphical image data area. Both the direct and indirect
color mode are applicable.
Z buffer
Z buffer is required for eliminating hidden surfaces. In 16 bits mode, 2 bytes and in 8 bits mode, 1
byte are required per 1 pixel.
Polygon drawing flag buffer
This area is used for polygon drawing. 1 bit is required per 1 pixel.
Summary of Contents for MB86R02
Page 24: ...MB86R02 Jade D Hardware Manual V1 64 ...
Page 76: ...3 2 MB86R02 Jade D Hardware Manual V1 64 Figure 3 1 Memory map 1 ...
Page 77: ...3 3 MB86R02 Jade D Hardware Manual V1 64 Figure 3 2 Memory map 2 ...
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Page 214: ...11 7 MB86R02 Jade D Hardware Manual V1 64 15 16 cycles initial value ...
Page 497: ...18 139 MB86R02 Jade D Hardware Manual V1 64 VSYNC is output 1 dot clock faster than HSYNC ...
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Page 682: ...22 2 MB86R02 Jade D Hardware Manual V1 00 FUJITSU PROPRIETARY AND CONFIDENTIAL ...
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