feat: refactor code + optimizations for obj file parsing

include/renderer/mesh.h

@@ -0,0 +1,27 @@
+#ifndef MESH_H_
+#define MESH_H_
+
+#include <vector>
+#include <string>
+#include <GL/glew.h>
+
+#include "renderer/basics.h"
+
+class Mesh {
+public: // TODO: abstract away
+    unsigned int m_vao, m_vbo, m_ebo;
+    std::vector<Vertex> m_vertexBuffer;
+    std::vector<unsigned int> m_indexBuffer;
+public: // TODO: abstract away
+    void Bind() { glBindVertexArray(m_vao); }
+    void Unbind() { glBindVertexArray(0); }
+    void Upload();
+public:
+    std::string materialName;
+public:
+    Mesh();
+public:
+    void Render();
+};
+
+#endif // MESH_H_