change: Grid.hpp | finished outline Grid class

include/tug/Grid.hpp

@@ -1,10 +1,11 @@
 #include <iostream>
-#include <vector>
+#include <Eigen/Core>
 
-using namespace std;
+using namespace Eigen;
 
 class Grid {
     public:
+
         /**
         * @brief Construct a new Grid object
         * 
@@ -20,16 +21,42 @@ class Grid {
         */
         Grid(int n, int m);
 
+        /**
+        * @brief Set the Concentrations object
+        * 
+        * @param concentrations 
+        */
+        void setConcentrations(Matrix2d concentrations);
+
+        /**
+         * @brief Get the Concentrations object
+         * 
+         * @return auto 
+         */
+        auto getConcentrations();
+
         /**
         * @brief Set the Alpha object
         * 
         * @param alpha 
         */
-    void setAlpha(vector<float> alpha);
+        void setAlpha(Matrix2d alpha);
+
+        /**
+        * @brief Set the Alpha object
+        * 
+        * @param alpha_x 
+        * @param alpha_y 
+        */
+        void setAlpha(Matrix2d alpha_x, Matrix2d alpha_y);
         
-    void setAlpha(vector<float> alpha_x, vector<float> alpha_y);
 
     private:
 
-
+        int dim;
+        int n;
+        int m;
+        Matrix2d concentrations;
+        Matrix2d alpha_x;
+        Matrix2d alpha_y;
 };