Set default viewing window

GDDM V3R2 Base Application Programming Reference

Set default viewing window

GDDM V3R2 Base Application Programming Reference
SC33-0868-02

The Set Default Viewing Window PSC defines the picture space. For fixed-point GDF, this is in device coordinates. For floating-point GDF, it is in world coordinates. This PSC contains the same data as the Set Picture Boundary PSC and should be considered as defining a view of a picture.


Fld len	Content	Meaning
1	X'02'	Process Specific Control order code
1	LEN	Length of following data
1	X'02'	Common Picture Prolog
1	X'27'	Set Default Viewing Window
1	LEN-3	Length of remaining data
1	X'00'	Reserved
1	Mask:
	B'`xx......`'	Reserved
	B'`..1.....`'	x left limit included in list of WW values
	B'`...1....`'	x right limit included in list of WW values
	B'`....1...`'	y bottom limit included in list of WW values
	B'`.....1..`'	y top limit included in list of WW values
	B'`......1.`'	z near limit included in list of WW values
	B'`.......1`'	z far limit included in list of WW values
0- 6*	WW	Window values

Note: The coordinates can be 2-byte fixed-point data or 4-byte floating-point data.

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