From 506d28f364bd7d85dc0c467f217054fdc9cf9f6e Mon Sep 17 00:00:00 2001
From: Alexander Schmidt <alex@treefish.org>
Date: Fri, 15 Nov 2013 13:55:54 +0100
Subject: [PATCH] Checkerboard sweep for nor algorithm.

---
 sim-nor.hpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/sim-nor.hpp b/sim-nor.hpp
index 9c1d166..2f5d22c 100644
--- a/sim-nor.hpp
+++ b/sim-nor.hpp
@@ -45,8 +45,10 @@ sim::sim(o815 *_O815) : o815::sim( _O815,
 }
 
 void sim::_makeSweep() {  
-  for (int ix = 0; ix < LSIZE2; ix++)
-    updatePhi(ix);
+  for (int ichecker=0; ichecker<2; ichecker++)
+    for (int it=0; it<O815->comargs.lsize[0]; it++)
+      for (int iy=(it+ichecker)%2; iy<O815->comargs.lsize[1]; iy+=2)
+	updatePhi( it*O815->comargs.lsize[1] + iy );
 }
 
 void sim::_newParas() {
-- 
2.39.5