Fixed Poisson 2D MPI

BasicSolver/2D-seq/src/main.c

@@ -78,7 +78,7 @@ int main (int argc, char** argv)
         
 
         /* Added function for particle tracing. Will inject and advance particles as per timePeriod */
-        trace(&particletracer, solver.u, solver.v, t);
+        //trace(&particletracer, solver.u, solver.v, t);
 
         t += solver.dt;
         nt++;

BasicSolver/2D-seq/src/solver.c

@@ -595,7 +595,8 @@ void setSpecialBoundaryCondition(Solver* solver)
         for (int i = 1; i < imax; i++) {
             U(i, jmax + 1) = 2.0 - U(i, jmax);
         }
-    } else if (strcmp(solver->problem, "canal") == 0) {
+    } 
+    else if (strcmp(solver->problem, "canal") == 0) {
         double ylength = solver->ylength;
         double y;
 
@@ -604,6 +605,15 @@ void setSpecialBoundaryCondition(Solver* solver)
             U(0, j) = y * (ylength - y) * 4.0 / (ylength * ylength);
         }
     }
+    else if (strcmp(solver->problem, "backstep") == 0) {
+        double ylength = solver->ylength;
+        double y;
+
+        for (int j = 1; j < jmax + 1; j++) {
+            //y       = mDy * (j - 0.5);
+            U(0, j) = 0.0;
+        }
+    }
 }
 
 void setObjectBoundaryCondition(Solver* solver)