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authorJoseph Hunkeler <jhunkeler@gmail.com>2015-07-08 20:46:52 -0400
committerJoseph Hunkeler <jhunkeler@gmail.com>2015-07-08 20:46:52 -0400
commitfa080de7afc95aa1c19a6e6fc0e0708ced2eadc4 (patch)
treebdda434976bc09c864f2e4fa6f16ba1952b1e555 /sys/vops/ablt.gx
downloadiraf-linux-fa080de7afc95aa1c19a6e6fc0e0708ced2eadc4.tar.gz
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+# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+
+# ABLT -- Vector boolean less than. C[i], type INT, is set to 1 if
+# A[i] is less than B[i], else C[i] is set to zero.
+
+procedure ablt$t (a, b, c, npix)
+
+PIXEL a[ARB], b[ARB]
+int c[ARB]
+int npix
+int i
+
+begin
+ do i = 1, npix
+ $if (datatype == x)
+ if (abs (a[i]) < abs (b[i]))
+ $else
+ if (a[i] < b[i])
+ $endif
+ c[i] = 1
+ else
+ c[i] = 0
+end