18-149
MB86R02 ‘Jade-D’ Hardware Manual V1.64
18.10 Drawing Processing
18.10.1
Coordinate System
18.10.1.1
Drawing coordinates
After the calculation of coordinates by the geometry engine, MB86R02 'Jade-D' draws data in the
drawing frame in the graphics memory that finally uses the drawing coordinates (device coordinates).
Drawing frame is treated as 2D coordinates with the origin at the top left as shown in the figure below.
The maximum coordinates is 4096
×
4096. Each drawing frame is located in the Graphics Memory by
setting the address of the origin and resolution of X direction (size). Although the size of Y direction
does not need to be set, Y coordinates which are max. at drawing must not be overlapped with other
area. In addition, at drawing, specifying the clip frame (top left and bottom right coordinates) can
prevent the drawing of images outside the clip frame.
X (max. 4096)
Y
(
m
ax
. 4096)
Origin
Drawing frame size X
D
raw
ing f
ram
e s
iz
e Y
(Xmin, Ymin)
(Xmax, Ymax)
Clip frame
Summary of Contents for MB86R02
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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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