Fujitsu MB86R02 Jade-D Hardware Manual page 531

Graphics controller
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MB86R02 'Jade-D' Hardware Manual V1.64
GMDR0.FX bit is expanded for MB86R02 'Jade-D'.
Work Only for G_Begin/Triangle(s,_Strip,_Fan)
(1) Integer setup type (for G_Begin)
In setup processing, "XY" is calculated in the integer format and other parameters are calculated in
the floating-point format. (*.int)
or
In setup processing, "XY" is calculated in the floating-point format and other parameters are
calculated in the floating-point format. (*.float)
Code
0001_0000
0001_0001
0001_0010
0001_0011
0001_0101
0001_0111
0001_1000
(2) "Unclipped" integer setup type(for G_Begin)
This command does not clip the view volume.
Only "XY" is enabled as the input parameter.
In setup processing, "XY" is calculated in the integer format. (*.int)
The screen projection (GMDR0[0]=1) performed using this command is not assured.
(GMDR0.FX has no mean for nclip)
Code
0011_0000
0011_0001
0011_0010
0011_0011
0011_0101
0011_0111
0011_1000
Geometry command code table
Command(GMDR0.FX==0)
Points.int
Lines.int
Polygon.int
Triangles.int
Line_Strip.int
Triangle_Strip.int
Triangle_Fan.int
Command(GMDR0.FX==0)
nclip_Points.int
nclip_Lines.int
nclip_Polygon.int
nclip_Triangles.int
nclip_Line_Strip.int
nclip_Triangle_Strip.int
nclip_Triangle_Fan.int
Command(GMDR0.FX==1)
Points.int
Lines.int
Polygon.int
Triangles.float
Line_Strip.int
Triangle_Strip.float
Triangle_Fan.float
Command(GMDR0.FX==1)
nclip_Points.int
nclip_Lines.int
nclip_Polygon.int
nclip_Triangles.int
nclip_Line_Strip.int
nclip_Triangle_Strip.int
nclip_Triangle_Fan.int
18-173

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