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GP - Get Pixel value

(11/06/97)

PURPOSE

Retrieves pixel value from an image at the specified location.

SEE ALSO

RP [Replace Pixel value]

USAGE

.OPERATION: GP X21

.INPUT FILE: PIC001
[Enter name of picture to be processed.]

.IX, IY: 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:

.IZ: 32
[Enter A coordinate of the pixel to be retrieved.]

NOTES

  1. The pixel value will be printed and stored in the register.

  2. There is no check whether the pixel coordinates are within the image borders.

SUBROUTINES

CALLER

UTIL2

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