| Name: | writePGM - write out a grey-level image in PGM format
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| Synopsis: | string arraytype int int int writePGM
fname [grayvals] maxval height width writePGM
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| Description: | This writes an array of integers as grey-level image
using the PGM (PortableGrayMap) format.
On Unix systems, man 5 pgm should give you a description of
the PGM image format.
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| Parameters: | fname - name of file to be written
[grayvals] - one-dim. array containing the pixel gray values,
starting at the upper left corner and continuing
rowwise (normal english reading order).
maxval - the maximum gray value
width - width of image in pixels (no. of columns)
height - height of image (no. of rows)
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| Remarks: | So far, only the plain ASCII variant of the PGM Format is
used. In the PGM manual, this is referred to as "P2".
|
| Examples: | (FancyImage.pgm) [grayvals] 255 24 16 writePGM
This writes an image named FancyImage.pgm with the gray values
from the array, having 16 columns and 24 rows.
|
| Author: | Schmuker, Gewaltig
|
| FirstVersion: | 9.1.2003
| SeeAlso: | readPGM |
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| Source: | /home/abuild/rpmbuild/BUILD/nest-2.4.1/sli/sligraphics.cc
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