DWND (Window data in the XYZ buffers)

The DWND command removes data from the X, Y or Z data buffers that are outside of a specified range.

Command Syntax:

DWND xyz,min,max

Command Parameters:

xyz

Specify either the 'X', 'Y', or 'Z' buffer on which to apply windowing

min

The minimum value below which data is removed. The default is the minimum of the data.

max

The maximum value above which data is removed. The default is the maximum value in the buffer.

Example
PAGE 1,1,25,26 /define a plotting page

DOPN mag,2 /open MAG.XYZ to read second Z

DXYZ L100 /read Line 100 into buffers

DWND Z,10,100 /window Z values from 10 to 100

DMOV Z,Y /move Z into Y buffer

WIND 1,4,10,20,23 /define a data window on page

WDEF ,,,,,,1 /scale window to plot buffer

LINA 0 /plot buffer as world coord.

  • This command is part of the MAPPLOT GX.