projection

Author: bigfooted

SU2_CFD/src/solvers/CTurbSSTSolver.cpp

@@ -1046,31 +1046,49 @@ su2double  CTurbSSTSolver::GetNearest_Neighbor(CGeometry *geometry, unsigned lon
         dist_min = 0.0;
         for (size_t iNeigh = 0; iNeigh < geometry->nodes->GetnPoint(iPoint); iNeigh++) {
           size_t jPoint = geometry->nodes->GetPoint(iPoint, iNeigh);
+          if (geometry->nodes->GetViscousBoundary(jPoint) == false) {
+            su2double distance[MAXNDIM] = {0.0};
+            // compute distance between ipoint and jpoint (vector)
+            GeometryToolbox::Distance(nDim,
+                                      geometry->nodes->GetCoord(iPoint),
+                                      geometry->nodes->GetCoord(jPoint),
+                                      distance);
+            // get the edge
+            size_t iEdge = geometry->nodes->GetEdge(iPoint, iNeigh);
+            const su2double* Normal = geometry->edges->GetNormal(iEdge);
+            const su2double Area = GeometryToolbox::Norm(nDim, Normal);
+            su2double projdistance = abs(GeometryToolbox::DotProduct(nDim,distance,Normal) / Area);
+
+
+            // Take the interior node that is closest to the wall node.
+            //  cout << "projected distance = " << projdistance << " , area="<< Area << endl;
 
-          su2double distance2 = GeometryToolbox::SquaredDistance(nDim,
-                                                             geometry->nodes->GetCoord(iPoint),
-                                                             geometry->nodes->GetCoord(jPoint));
-          // Take the interior node that is closest to the wall node.
-          if ((geometry->nodes->GetViscousBoundary(jPoint) == false) && (distance < dist_min)) {
             Point_Normal = jPoint;
-            dist_min = sqrt(distance2);
+            dist_min = projdistance;
           }
         }
 
 
         if (Point_Normal==0) {
-          cout << "no point found at i = " << iPoint << endl;
+          //cout << "no point found at i = " << iPoint << endl;
           su2double Area = 0.0;
           su2double TwoVol = 2.0* (geometry->nodes->GetVolume(iPoint) + geometry->nodes->GetPeriodicVolume(iPoint));
+
+          //for (auto iVertex = 0u; iVertex < geometry->nVertex[iMarker]; iVertex++) {
+
           for (size_t iNeigh = 0; iNeigh < geometry->nodes->GetnPoint(iPoint); ++iNeigh) {
             size_t iEdge = geometry->nodes->GetEdge(iPoint, iNeigh);
-            const su2double* Normal = geometry->edges->GetNormal(iEdge);
-            Area = GeometryToolbox::Norm(nDim, Normal);
+            size_t jPoint = geometry->nodes->GetPoint(iPoint, iNeigh);
+
+            if (geometry->nodes->GetViscousBoundary(jPoint) == true) {
+              const su2double* Normal = geometry->edges->GetNormal(iEdge);
+              Area = GeometryToolbox::Norm(nDim, Normal);
+              dist_min += TwoVol / Area;
+              //cout << "    distmin = " << dist_min << " , vol = "<<TwoVol << " , Area=" << Area<< endl;
+            }
 
-            dist_min += TwoVol / Area;
-            cout << "    distmin = " << dist_min << " , vol = "<<TwoVol << " , Area=" << Area<< endl;
           }
-        cout << "distmin = " << dist_min << " , vol = "<<TwoVol << " , Area=" << Area<< endl;
+        //cout << "distmin = " << dist_min << " , vol = "<<TwoVol << " , Area=" << Area<< endl;
         }
 
   return (dist_min);