GP - Get Pixel value

PURPOSE

Gets pixel value from specified location in image/volume.   Example.

SEE ALSO

RP	[Replace Pixel value]
LI	[List image values - in Results file]
LI T	[List image values - on terminal]
LI D	[List image values - in Document file]
PP	[Put Points in image - from terminal]

USAGE

.OPERATION: GP [density]

.INPUT FILE: PIC001
[Enter name of image/volume to be examined.]

If the input file is a 2D image the following question will appear:

.ROW, COLUMN: 21,56
[Enter X and Y coordinates of the pixel to be retrieved.]

If the input file is a 3D volume the following question will appear:

.ROW, COLUMN, & SLICE: 21,56,32
[Enter X, Y & Z coordinates of the pixel to be retrieved.]

NOTES

1. The pixel value will be printed and optionally stored in any register variable specified on the operation line.

2. This operation has also been optimized for use with inline files.

SUBROUTINES

GPRP, OPENINLN

CALLER

UTIL2