raycaster/texture.hpp

#pragma once

#include <cstdint>
#include <vector>
#include <string>
#include <SFML/Graphics.hpp>
#include <unordered_map>
#include <memory>

struct SpriteTexture {
  std::shared_ptr<sf::Sprite> sprite = nullptr;
  std::shared_ptr<sf::Texture> texture = nullptr;
};

struct Sprite {
  double x;
  double y;
  SpriteTexture sprite;
  double elevation=0;
  int uDiv=1;
  int vDiv=1;
};

struct TexturePack {
  int NUM_SPRITES=1;

  std::vector<sf::Image> images;
  std::vector<Sprite> sprites;
  std::unordered_map<std::string, SpriteTexture> sprite_textures;
  sf::Image floor;
  sf::Image ceiling;
  SpriteTexture sword;

  void load_textures();
  void load_sprites();
  sf::Image load_image(std::string filename);
  Sprite& get_sprite(size_t sprite_num);
  const uint32_t* get_texture(size_t num);
  // this needs to go into a map place
  void position_sprite(double x, double y, std::string name);
};