Implement bilinear interpolation

linear-interpolation/src/UVGrid.h

@@ -0,0 +1,30 @@
+#ifndef LINEARINTERPOLATE_UVGRID_H
+#define LINEARINTERPOLATE_UVGRID_H
+
+#include <vector>
+#include "vecutils.h"
+#include "point.h"
+
+class UVGrid {
+private:
+    /**
+     * u == Eastward Current Velocity in the Water Column
+     * v == Northward Current Velocity in the Water Column
+     */
+    std::vector<point> uvData;
+public:
+    UVGrid();
+
+    // The step functions assume regular spacing
+    double lonStep() const;
+    double latStep() const;
+    int timeStep() const;
+
+    std::vector<int> times;
+    std::vector<double> lats;
+    std::vector<double> lons;
+
+    arr3d<point> uvMatrix;
+};
+
+#endif //LINEARINTERPOLATE_UVGRID_H