From 4dcc4369ae9a151a27c3e3fbc183978db4ea6bdd Mon Sep 17 00:00:00 2001
From: "Kevin M. Rosenberg" <kevin@rosenberg.net>
Date: Wed, 21 Mar 2018 18:40:13 -0600
Subject: [PATCH] OpenMP optimization

---
 libctsim/backprojectors.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libctsim/backprojectors.cpp b/libctsim/backprojectors.cpp
index 2b9eba4..e4a2408 100644
--- a/libctsim/backprojectors.cpp
+++ b/libctsim/backprojectors.cpp
@@ -330,6 +330,9 @@ Backproject::PostProcessing()
 void
 Backproject::ScaleImageByRotIncrement ()
 {
+#if HAVE_OPENMP
+  #pragma omp parallel for
+#endif
   for (int ix = 0; ix < nx; ix++)
     for (int iy = 0; iy < ny; iy++)
       v[ix][iy] *= rotScale;
-- 
2.34.1