// Copyright [2023] Krzysztof Rudnicki
#ifndef BREAKOUT_TEXTURE_HPP_
#define BREAKOUT_TEXTURE_HPP_

#include "../dependencies/include/glad/glad.h"

// Texture2D is able to store and configure a texture in OpenGL.
// It also hosts utility functions for easy management.
class Texture2D {
public:
  // holds the ID of the texture object,
  // used for all texture operations to reference to this particular texture
  unsigned int ID;
  // texture image dimensions
  unsigned int Width, Height;
  // width and height of loaded image in pixels
  // texture Format
  unsigned int Internal_Format;
  // format of texture object
  unsigned int Image_Format;
  // format of loaded image
  // texture configuration
  unsigned int Wrap_S;
  // wrapping mode on S axis
  unsigned int Wrap_T;
  // wrapping mode on T axis
  unsigned int Filter_Min;
  // filtering mode if texture pixels < screen pixels
  unsigned int Filter_Max;
  // filtering mode if texture pixels > screen pixels
  // constructor (sets default texture modes)
  Texture2D();
  // generates texture from image data
  void Generate(unsigned int width, unsigned int height, unsigned char *data);
  // binds the texture as the current active GL_TEXTURE_2D texture object
  void Bind() const;
};

#endif // BREAKOUT_TEXTURE_HPP_