Implement bilinear interpolation

linear-interpolation/src/UVGrid.cpp

@@ -0,0 +1,28 @@
+#include <mdspan>
+#include <ranges>
+
+#include "UVGrid.h"
+#include "readdata.h"
+
+using namespace std;
+
+UVGrid::UVGrid() {
+    auto [us, sizeU] = readHydrodynamicU();
+    auto [vs, sizeV] = readHydrodynamicV();
+    // Assuming sizeU == sizeV
+    uvData = views::zip(us, vs) | ranges::to<vector>();
+    uvMatrix = mdspan(uvData.data(), sizeU);
+    tie(times, lats, lons) = readGrid();
+}
+
+double UVGrid::lonStep() const {
+    return lons[1] - lons[0];
+}
+
+double UVGrid::latStep() const {
+    return lats[1]-lats[0];
+}
+
+int UVGrid::timeStep() const {
+    return times[1]-times[0];
+}