debug periodic

Src/Core/FFmmAlgorithmPeriodic.hpp

@@ -352,19 +352,19 @@ protected:
                     for(int idxNeig = 0 ; idxNeig < counter ; ++idxNeig){
                         if( !offsets[idxNeig].equals(0,0,0) ){
                             // Put periodic neighbors into other array
-                            periodicNeighbors[periodicNeighborsCounter] = neighbors[idxNeig];
-                            periodicNeighborPositions[periodicNeighborsCounter] = neighborPositions[idxNeig];
-                            ++periodicNeighborsCounter;
-
-                            FReal*const positionsX = periodicNeighbors[idxNeig]->getWPositions()[0];
-                            FReal*const positionsY = periodicNeighbors[idxNeig]->getWPositions()[1];
-                            FReal*const positionsZ = periodicNeighbors[idxNeig]->getWPositions()[2];
+                            FReal*const positionsX = neighbors[idxNeig]->getWPositions()[0];
+                            FReal*const positionsY = neighbors[idxNeig]->getWPositions()[1];
+                            FReal*const positionsZ = neighbors[idxNeig]->getWPositions()[2];
 
-                            for(FSize idxPart = 0; idxPart < periodicNeighbors[idxNeig]->getNbParticles() ; ++idxPart){
+                            for(FSize idxPart = 0; idxPart < neighbors[idxNeig]->getNbParticles() ; ++idxPart){
                                 positionsX[idxPart] += boxWidth * FReal(offsets[idxNeig].getX());
                                 positionsY[idxPart] += boxWidth * FReal(offsets[idxNeig].getY());
                                 positionsZ[idxPart] += boxWidth * FReal(offsets[idxNeig].getZ());
                             }
+
+                            periodicNeighbors[periodicNeighborsCounter] = neighbors[idxNeig];
+                            periodicNeighborPositions[periodicNeighborsCounter] = neighborPositions[idxNeig];
+                            ++periodicNeighborsCounter;
                         }
                         else{
                             neighbors[idxNeig-periodicNeighborsCounter] = neighbors[idxNeig];