moved plotting to dgtransport and added sample directory

mlmc/src/assemble/DGTAssemble.h

@@ -62,27 +62,6 @@ public:
     void SetGamma(Scalar gamma) {
         this->gamma = gamma;
     }
-
-    void VtkPlotting_cell(double t, const Vector &u, char *filename) const {
-        Vector u_tmp(u);
-        for (cell c = u_tmp.cells(); c != u_tmp.cells_end(); ++c) {
-            DGElement elem(*disc, u_tmp, c);
-            Scalar U = 0.0;
-            double a = 0;
-            for (int q = 0; q < elem.nQ(); ++q) {
-                double w = elem.QWeight(q);
-                U += w * elem.Value(q, u);
-                a += w;
-            }
-            U *= (1 / a);
-            row r = u.find_row(c());
-            u_tmp(r)[0] = U;
-        }
-        plot->celldata(u_tmp, 1);
-        NumberName("U", filename, step);
-        plot->vtk_celldata(filename, 0);
-        plot->gnu_celldata(filename, 0);
-    }
 };
 
 #endif

mlmc/src/assemble/DGTransportAssemble.h

@@ -10,6 +10,8 @@ public:
     StochasticTransportProblem *problem;
     PDELogger *logger;
 
+    string sampleDir = "";
+
     double flux_alpha = 1.0;
     double diffusion = 0.0;
 
@@ -251,6 +253,29 @@ public:
         VtkPlotting_cell(t, u, filename);
     }
 
+    void VtkPlotting_cell(double t, const Vector &u, char *filename) const {
+        Vector u_tmp(u);
+        for (cell c = u_tmp.cells(); c != u_tmp.cells_end(); ++c) {
+            DGElement elem(*disc, u_tmp, c);
+            Scalar U = 0.0;
+            double a = 0;
+            for (int q = 0; q < elem.nQ(); ++q) {
+                double w = elem.QWeight(q);
+                U += w * elem.Value(q, u);
+                a += w;
+            }
+            U *= (1 / a);
+            row r = u.find_row(c());
+            u_tmp(r)[0] = U;
+        }
+        plot->celldata(u_tmp, 1);
+        string name = "";
+        name = name.append(sampleDir).append("/U");
+        NumberName(const_cast<char *>(name.c_str()), filename, step);
+        plot->vtk_celldata(filename, 0);
+        plot->gnu_celldata(filename, 0);
+    }
+
     void PrintMatrixInfo(Matrix &A, int diagonal) const override {
         for (cell c = A.cells(); c != A.cells_end(); ++c) {
             DGElement elem(*disc, A, c);

mlmc/src/mc/MonteCarlo.h

@@ -88,8 +88,7 @@ protected:
     void mkSampleDir(int m) {
         string pathToData = "data/vtk/";
         string sampleDirName = mkSampleDirName(m);
-        int status = mkdir(const_cast<char *> ((pathToData + sampleDirName).c_str()),
-                           0777);
+        int status = mkdir(const_cast<char *> ((pathToData.append(sampleDirName)).c_str()),0777);
     }
 
     string buildName(int m, string name, const string &suffix = "") {