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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/lz/altrx.x
downloadiraf-linux-fa080de7afc95aa1c19a6e6fc0e0708ced2eadc4.tar.gz
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+# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+
+# ALTR -- Linearly map a vector into another vector of the same datatype.
+# This is the most general form. See also ALTA and ALTM.
+# b[i] = (a[i] + k1) * k2 + k3
+
+procedure altrx (a, b, npix, k1, k2, k3)
+
+complex a[ARB], b[ARB]
+real k1, k2, k3
+int npix, i
+
+begin
+ do i = 1, npix
+ b[i] = (a[i] + k1) * k2 + k3
+end