Kommentierung RCNeighbourList::fillNeighbourRelations und Einfügen eines else wg Speicherfehler

AMDiS/src/RCNeighbourList.cc

@@ -113,23 +113,37 @@ namespace AMDiS {
   {
     FUNCNAME("RCNeighbourList::getNeighOnPatch()");
 
+	// for all RC Elements in list
     for (int i = 0; i < n_neigh; i++) {
       Element *el = rclist[i]->el;
       rclist[i]->ith = i;
       
+	  // for all directions of refinementEdges =? Sides of Refinement Edge
       for (int dir = 0; dir < 2; dir++) {
 	int j = 0;
+
+	//Test if other elements in List are Neighbours of active Element
 	for (; j < n_neigh; j++) {
 	  Element *neigh = rclist[j]->el;
+
+	  //test-neighbour Element is active element -> skip tests for this elements
 	  if (neigh == el)  
 	    continue;
 	  
+	  //Test if test-neighbour Element is neighbour of active Element
 	  int k = 0;
 	  for (; k < 2; k++) {
 	    if (neigh->getDof(2 + k) == el->getDof(3 - dir)) {
+				//Test FACE neighbourhood via oppVertex
+				// Test only Neighbourhood of Faces 2 & 3(local Indexing)
+				//			Faces next to refinement Edge
+				// check works by comparing DOFs (rank Indexing)
 	      rclist[i]->neigh[dir] = rclist[j];
 	      rclist[i]->oppVertex[dir] = 3 - k;
 	      break;
+	    } else {
+	      rclist[i]->neigh[dir] = NULL;
+	      rclist[i]->oppVertex[dir] = -1;				
 	    }
 	  }
 	  
@@ -137,6 +151,7 @@ namespace AMDiS {
 	    break;
 	}
 
+	//none of the Elements in rcList is FACE neighbour of active Element
 	if (j >= n_neigh) {
 	  rclist[i]->neigh[dir] = NULL;
 	  rclist[i]->oppVertex[dir] = -1;

AMDiS/src/RefinementManager3d.cc

@@ -431,6 +431,9 @@ namespace AMDiS {
       // === Determine the common edge of the element and its neighbour. ===
 
       int edgeDof0, edgeDof1;
+
+      // get local/elementwise DOF indices of Start and End Vertices of EDGE
+      // on Neighbour Element
       for (edgeDof0 = 0; edgeDof0 < vertices; edgeDof0++)
 	if (neigh->getDof(edgeDof0) == edge[0])
 	  break;