Graphics Data Descriptor - Ricoh MP 6002 User Manual

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5. Graphics Command Set

• The Graphics Output Control Self Defining Field is optional and may be omitted from the WGC

command. If the GOC is omitted, the printer uses the following:

• Mapping Control Option X'30' (Position and Trim)

• X Offset = 0

• Y Offset = 0

• Graphics Block size equals the Graphics Presentation Space Window size which is defined in

the Graphics Data Descriptor (GDD) Self Defining Field (See p.164 "Graphics Data

Descriptor").

Graphics Data Descriptor

GOC Triplets

• Color Specification Triplet. This optional triplet can be

placed at the end of the GOC command to specify the

foreground color of the object area, before any object

data is placed on the object area. Any number of GOC

triplets can be received, they are processed in the order

received and the resulting color of the object area

depends on the last instance of the triplet received. For

details, see "Color Specification", IPDS Technical

• Presentation Space Reset Mixing Triplet. This optional

triplet can be placed at the end of the GOC command to

specify whether or not an object area is reset to the color

of medium before any object data is placed on the object

area. Any number of GOC triplets can be received, they

are processed in the order received and the resulting

color of the object area depends on the last instance of

the triplet received. For details, see "Presentation Space

Reset Mixing", IPDS Technical Reference 1.

LENGTH of Graphics Data Descriptor (GDD)

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