Serializable mesh with nlohmann_json

Displays a cube generated by meshlib.hpp (serialtest)

src/serialtest.cpp

@@ -0,0 +1,53 @@
+#include <Eigen/Eigen>
+
+#include <fstream>
+#include <iostream>
+
+#include "meshlib.hpp"
+#include "meshlib_json.hpp"
+
+class Circle : public ml::MeshBase {
+public:
+    PointsType::Scalar radius;
+
+    Circle(PointsType::Scalar radius) : radius(radius) {}
+
+    PointsType points() const override {
+        PointsType t(1, 32);
+        for (int i = 0; i < t.size(); ++i) {
+            t(i) = 6.28318f * (float) i / 32;
+        }
+
+        PointsType out(3, 32);
+        out.array().row(0) = t.array().sin();
+        out.array().row(1) = t.array().cos();
+        out.array().row(2).setZero();
+        return out;
+    }
+
+    CellsType cells() const override {
+        CellsType t(1, 31);
+        for (int i = 0; i < t.size(); ++i) {
+            t(i) = i;
+        }
+
+        CellsType out(3, 31);
+        out.array().row(0) = 0;
+        out.array().row(1) = t.array();
+        out.array().row(2) = t.array() + 1;
+        return out;
+    }
+};
+
+int main() {
+    auto omesh = Circle(1.0f);
+
+    ml::write(omesh, "circle.pak");
+
+    auto imesh = ml::read("circle.pak");
+
+    std::cout << "= points ===============" << std::endl;
+    std::cout << imesh.points() << std::endl;
+    std::cout << "= cells ================" << std::endl;
+    std::cout << imesh.cells() << std::endl;
+}