Program Listing for File Mesh.hpp

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#pragma once

#include <vector>

#include "Camera.hpp"
#include "Shader.hpp"
#include "Texture.hpp"
#include "Vertex.hpp"

struct Mesh {
private:
  GLuint VAO, VBO, EBO = 0;
  std::string _name;
  std::unique_ptr<std::vector<Vertex>> _vertices;
  std::unique_ptr<std::vector<unsigned int>> _indices;
  std::shared_ptr<Texture> _texture = nullptr;

  void GenMesh();

public:
  Mesh() = default;
  Mesh(const Mesh &) = delete;
  Mesh &operator=(const Mesh &) = delete;
  ~Mesh();

  [[nodiscard]] bool Init(
    const std::string &name,
    std::unique_ptr<std::vector<Vertex>> vv,
    std::unique_ptr<std::vector<unsigned int>> vi);

  [[nodiscard]] const std::string &GetName() const
  {
    return _name;
  }

  void SetTexture(std::shared_ptr<Texture> t);

  void
  Draw(ShaderProgram &shader, const glm::mat4 &modelMatrix, Camera &camera)
    const;

  friend std::ostream &operator<<(std::ostream &os, const Mesh &mesh)
  {
    for (const Vertex &v: *mesh._vertices)
      os << v << '\n';
    for (size_t i = 0; i < mesh._indices->size(); i += 3)
      os << mesh._indices->at(i) << ' ' << mesh._indices->at(i + 1) << ' '
         << mesh._indices->at(i + 2) << '\n';
    return os;
  }
};