From fa080de7afc95aa1c19a6e6fc0e0708ced2eadc4 Mon Sep 17 00:00:00 2001
From: Joseph Hunkeler <jhunkeler@gmail.com>
Date: Wed, 8 Jul 2015 20:46:52 -0400
Subject: Initial commit

---
 sys/vops/lz/altrs.x | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 sys/vops/lz/altrs.x

(limited to 'sys/vops/lz/altrs.x')

diff --git a/sys/vops/lz/altrs.x b/sys/vops/lz/altrs.x
new file mode 100644
index 00000000..50458a82
--- /dev/null
+++ b/sys/vops/lz/altrs.x
@@ -0,0 +1,16 @@
+# 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 altrs (a, b, npix, k1, k2, k3)
+
+short	a[ARB], b[ARB]
+real	k1, k2, k3
+int	npix, i
+
+begin
+	do i = 1, npix
+	    b[i] = (a[i] + k1) * k2 + k3
+end
-- 
cgit