aboutsummaryrefslogtreecommitdiff
path: root/sys/vops/lz/asumx.x
diff options
context:
space:
mode:
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/asumx.x
downloadiraf-linux-fa080de7afc95aa1c19a6e6fc0e0708ced2eadc4.tar.gz
Initial commit
Diffstat (limited to 'sys/vops/lz/asumx.x')
-rw-r--r--sys/vops/lz/asumx.x20
1 files changed, 20 insertions, 0 deletions
diff --git a/sys/vops/lz/asumx.x b/sys/vops/lz/asumx.x
new file mode 100644
index 00000000..936cdaf3
--- /dev/null
+++ b/sys/vops/lz/asumx.x
@@ -0,0 +1,20 @@
+# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+
+# ASUM -- Vector sum. Take care to prevent integer overflow by returning
+# a floating point sum.
+
+complex procedure asumx (a, npix)
+
+complex a[ARB]
+int npix
+int i
+
+complex sum
+
+begin
+ sum = (0.0,0.0)
+ do i = 1, npix
+ sum = sum + a[i]
+
+ return (sum)
+end