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| author | Joseph Hunkeler <jhunkeler@gmail.com> | 2015-07-08 20:46:52 -0400 |
|---|---|---|
| committer | Joseph Hunkeler <jhunkeler@gmail.com> | 2015-07-08 20:46:52 -0400 |
| commit | fa080de7afc95aa1c19a6e6fc0e0708ced2eadc4 (patch) | |
| tree | bdda434976bc09c864f2e4fa6f16ba1952b1e555 /sys/vops/lz/aselkd.x | |
| download | iraf-linux-fa080de7afc95aa1c19a6e6fc0e0708ced2eadc4.tar.gz | |
Initial commit
Diffstat (limited to 'sys/vops/lz/aselkd.x')
| -rw-r--r-- | sys/vops/lz/aselkd.x | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/sys/vops/lz/aselkd.x b/sys/vops/lz/aselkd.x new file mode 100644 index 00000000..f0ad7dae --- /dev/null +++ b/sys/vops/lz/aselkd.x @@ -0,0 +1,21 @@ +# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc. + +# ASELK -- Vector/constant select element. The output vector is formed by +# taking successive pixels from either of the input vector or a constant, based +# on the value of the integer (boolean) selection vectors. Used to implement +# vector conditional expressions. + +procedure aselkd (a, b, c, sel, npix) + +double a[ARB], b, c[ARB] +int sel[ARB] # IF sel[i] THEN a[i] ELSE b +int npix +int i + +begin + do i = 1, npix + if (sel[i] != 0) + c[i] = a[i] + else + c[i] = b +end |