1 files changed, 19 insertions, 0 deletions
diff --git a/sys/vops/alank.gx b/sys/vops/alank.gx
new file mode 100644
index 00000000..a8e3c1b1
--- /dev/null
+++ b/sys/vops/alank.gx
@@ -0,0 +1,19 @@
+# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+
+# ALANK -- Compute the logical AND of a vector and a constant (generic).
+# The logical output value is returned as an int.
+
+procedure alank$t (a, b, c, npix)
+
+PIXEL	a[ARB], b
+int	c[ARB]
+
+int	npix, i
+
+begin
+	do i = 1, npix
+	    if (a[i] != 0 && b != 0)
+		c[i] = YES
+	    else
+		c[i] = NO
+end