backend-infra-engineer: Pre-0.2.2 snapshot (2023)

src/app/gfx/scad_format.h

@@ -0,0 +1,78 @@
+#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 {
+
+// キャラクタ（．ＳＣＨ）ファイル
+// ヘッダー情報
+// アドレス 	       説明
+// 00000 - 00003 	ﾌｧｲﾙﾀｲﾌﾟ  "SCH"
+// 00004 - 00008 	ﾋﾞｯﾄﾓｰﾄﾞ  "?BIT"
+// 00009 - 00013 	ﾊﾞｰｼﾞｮﾝﾅﾝﾊﾞｰ "Ver-????\n"
+// 00014 - 00017 	ﾍｯﾀﾞｰｻｲｽﾞ
+// 00018 - 0001B 	ﾊｰﾄﾞ名  "SFC" or "CGB" or "GB"
+// 0001C - 0001C 	BG/OBJﾌﾗｸﾞ(AGBの時)
+// 0001D - 0001D 	Color Pallette Number
+// 0001D - 000FF 	予約
+// 00100 - 001FF 	Color Path
+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 gfx
+}  // namespace app
+}  // namespace yaze
+
+#endif  // YAZE_APP_GFX_scad_format_H