Hitachi HD64411 Q2 User Manual page 89

Quick 2d graphics renderer
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3. Command Parameters
DXn, DYn (n = 1 to 4): Rendering coordinates, work coordinates
COLOR: 8 or 16-bit/pixel color specification
Description
Draws any quadrilateral in the rendering area in the single color specified by the COLOR
parameter.
When work referencing is selected as a rendering attribute (WORK = 1), transfer is performed while
referencing work area data for the same coordinates as the rendering coordinates.
Example
Work specification
(DX1, DY1)
(DX4, DY4)
Work coordinates
82
COLOR
Specified color
COLOR
(DX2, DY2)
Specified color
(DX3, DY3)
No work specification
(DX1, DY1)
(DX2, DY2)
(DX4, DY4)
(DX3, DY3)
Rendering coordinates
(DX1, DY1)
(DX2, DY2)
(DX4, DY4)
(DX3, DY3)
Rendering coordinates

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