scad_format.h

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#ifndef YAZE_APP_GFX_scad_format_H
#define YAZE_APP_GFX_scad_format_H
 
#include <SDL.h>
 
#include <cmath>
#include <cstdint>
#include <cstdlib>
#include <cstring>
#include <fstream>
#include <iostream>
#include <memory>
#include <string>
#include <unordered_map>
#include <vector>
 
#include "absl/status/status.h"
#include "absl/status/statusor.h"
#include "app/core/constants.h"
 
namespace yaze {
namespace app {
namespace gfx {
 
namespace scad_format {
 
struct CgxHeader {
  char file_type[4];
  char bit_mode[5];
  char version_number[9];
  uint32_t header_size;
  char hardware_name[4];
  uint8_t bg_obj_flag;
  uint8_t color_palette_number;
  uint8_t reserved[0xE3];
  uint8_t color_path[0x100];
};
 
constexpr uint16_t kMatchedBytes[] = {0x4E, 0x41, 0x4B, 0x31, 0x39, 0x38, 0x39};
constexpr uint16_t kOffsetFromMatchedBytesEnd = 0x1D;
 
void FindMetastamp();
 
absl::Status LoadScr(std::string_view filename, uint8_t input_value,
                     std::vector<uint8_t>& map_data);
 
absl::Status LoadCgx(uint8_t bpp, std::string_view filename,
                     std::vector<uint8_t>& cgx_data,
                     std::vector<uint8_t>& cgx_loaded,
                     std::vector<uint8_t>& cgx_header);
 
absl::Status DrawScrWithCgx(uint8_t bpp, std::vector<uint8_t>& map_bitmap_data,
                            std::vector<uint8_t>& map_data,
                            std::vector<uint8_t>& cgx_loaded);
 
std::vector<SDL_Color> DecodeColFile(const std::string_view filename);
 
absl::Status DecodeObjFile(
    std::string_view filename, std::vector<uint8_t>& obj_data,
    std::vector<uint8_t> actual_obj_data,
    std::unordered_map<std::string, std::vector<uint8_t>> decoded_obj,
    std::vector<uint8_t>& decoded_extra_obj, int& obj_loaded);
 
}  // namespace scad_format
}  // namespace gfx
}  // namespace app
}  // namespace yaze
 
#endif  // YAZE_APP_GFX_scad_format_H