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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/amag.gx
downloadiraf-linux-fa080de7afc95aa1c19a6e6fc0e0708ced2eadc4.tar.gz
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+# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+
+# AMAG -- Return the magnitude of two vectors.
+
+procedure amag$t (a, b, c, npix)
+
+PIXEL a[ARB], b[ARB], c[ARB]
+int npix, i
+
+begin
+ do i = 1, npix
+ $if (datatype == sir)
+ c[i] = sqrt (real(a[i] ** 2) + real(b[i] ** 2))
+ $else $if (datatype == dl)
+ c[i] = sqrt (double(a[i] ** 2) + double(b[i] ** 2))
+ $else
+ c[i] = sqrt (a[i] ** 2 + b[i] ** 2)
+ $endif $endif
+end