Rftrap - Hitachi HD64411 Q2 User Manual

Quick 2d graphics renderer
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4 . 4 . 5

RFTRAP

Command Format
1. Code
B'01001
2. Rendering Attributes
Multi-Valued
Binary
Source
Source
×
×
Reserved
Fixed at
Fixed at
Fixed at
0
0
0
O : Can be used
× : Cannot be used
3. Command Parameters
n (n = 1 to 65,535): Number of vertices
DXL: Lefthand side coordinate
DXn, DYn (n = 1 to 65,535): Relative coordinates
15
CODE
Sign extension
DX1
DX2
DXn
Reference Data
Binary
Work
×
Draw Mode
CLIP
O
Fixed at
Fixed at
0
0
0
DRAW MODE
n
DXL
DY1
DY2
. .
.
DYn
Drawing Destination
Specified
Color
Rendering
×
×
Reserved
Fixed at
Fixed at
Fixed at
0
0
Work
O
Fixed at
Fixed at
0
0
0
85

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