Implement new indexing for timelevels

git-svn-id: http://svn.cactuscode.org/arrangements/CactusPUGH/PUGH/trunk@326 b61c5cb5-eaca-4651-9a7a-d64986f99364

1 files changed, 4 insertions, 5 deletions

diff --git a/src/Evolve.c b/src/Evolve.c
index 7b3518c..8a27a68 100644
--- a/src/Evolve.c
+++ b/src/Evolve.c
@@ -222,17 +222,16 @@ static void RotateTimeLevelsGH(cGH *cgh)
   for(var = 0; var < pughGH->nvariables; var++)
   {    
     numtimelevels = CCTK_NumTimeLevelsFromVarI(var);
-
     if(numtimelevels>1) 
     {
-      temp=pughGH->variables[var][0];
+      temp=pughGH->variables[var][numtimelevels-1];
 
-      for(i = 0 ; i < numtimelevels -1 ; i++)
+      for(i = numtimelevels-1; i>0; i--)
       {
-	pughGH->variables[var][i]=pughGH->variables[var][i+1];
+	pughGH->variables[var][i]=pughGH->variables[var][i-1];
       }
 
-      pughGH->variables[var][numtimelevels-1]=temp;
+      pughGH->variables[var][0]=temp;
     }
   }