overworld_map.h

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#ifndef YAZE_APP_ZELDA3_OVERWORLD_MAP_H
#define YAZE_APP_ZELDA3_OVERWORLD_MAP_H
 
#include <cstddef>
#include <cstdint>
#include <memory>
#include <unordered_map>
#include <vector>
 
#include "absl/status/status.h"
#include "app/editor/utils/gfx_context.h"
#include "app/gfx/bitmap.h"
#include "app/gfx/snes_palette.h"
#include "app/gfx/snes_tile.h"
#include "app/rom.h"
#include "app/zelda3/common.h"
#include "imgui/imgui.h"
 
namespace yaze {
namespace app {
namespace zelda3 {
namespace overworld {
 
static constexpr int kTileOffsets[] = {0, 8, 4096, 4104};
 
// 1 byte, not 0 if enabled
constexpr int OverworldCustomASMHasBeenApplied = 0x140145;
 
// 2 bytes for each overworld area (0x140)
constexpr int OverworldCustomAreaSpecificBGPalette = 0x140000;
 
// 1 byte, not 0 if enabled
constexpr int OverworldCustomAreaSpecificBGEnabled = 0x140140;
 
// 1 byte for each overworld area (0xA0)
constexpr int OverworldCustomMainPaletteArray = 0x140160;
// 1 byte, not 0 if enabled
constexpr int OverworldCustomMainPaletteEnabled = 0x140141;
 
// 1 byte for each overworld area (0xA0)
constexpr int OverworldCustomMosaicArray = 0x140200;
 
// 1 byte, not 0 if enabled
constexpr int OverworldCustomMosaicEnabled = 0x140142;
 
// 1 byte for each overworld area (0xA0)
constexpr int OverworldCustomAnimatedGFXArray = 0x1402A0;
 
// 1 byte, not 0 if enabled
constexpr int OverworldCustomAnimatedGFXEnabled = 0x140143;
 
// 2 bytes for each overworld area (0x140)
constexpr int OverworldCustomSubscreenOverlayArray = 0x140340;
 
// 1 byte, not 0 if enabled
constexpr int OverworldCustomSubscreenOverlayEnabled = 0x140144;
 
// 8 bytes for each overworld area (0x500)
constexpr int OverworldCustomTileGFXGroupArray = 0x140480;
 
// 1 byte, not 0 if enabled
constexpr int OverworldCustomTileGFXGroupEnabled = 0x140148;
 
class OverworldMap : public editor::context::GfxContext {
 public:
  OverworldMap() = default;
  OverworldMap(int index, Rom& rom, bool load_custom_data = false);
 
  absl::Status BuildMap(int count, int game_state, int world,
                        std::vector<gfx::Tile16>& tiles16,
                        OWBlockset& world_blockset);
 
  void LoadAreaGraphics();
  absl::Status LoadPalette();
  absl::Status BuildTileset();
  absl::Status BuildTiles16Gfx(std::vector<gfx::Tile16>& tiles16, int count);
  absl::Status BuildBitmap(OWBlockset& world_blockset);
 
  void DrawAnimatedTiles();
 
  auto current_tile16_blockset() const { return current_blockset_; }
  auto current_graphics() const { return current_gfx_; }
  auto current_palette() const { return current_palette_; }
  auto bitmap_data() const { return bitmap_data_; }
  auto is_large_map() const { return large_map_; }
  auto is_initialized() const { return initialized_; }
  auto parent() const { return parent_; }
 
  auto mutable_mosaic() { return &mosaic_; }
 
  auto mutable_current_palette() { return &current_palette_; }
 
  auto area_graphics() const { return area_graphics_; }
  auto area_palette() const { return area_palette_; }
  auto sprite_graphics(int i) const { return sprite_graphics_[i]; }
  auto sprite_palette(int i) const { return sprite_palette_[i]; }
  auto message_id() const { return message_id_; }
  auto area_music(int i) const { return area_music_[i]; }
  auto static_graphics(int i) const { return static_graphics_[i]; }
  auto large_index() const { return large_index_; }
 
  auto mutable_area_graphics() { return &area_graphics_; }
  auto mutable_area_palette() { return &area_palette_; }
  auto mutable_sprite_graphics(int i) { return &sprite_graphics_[i]; }
  auto mutable_sprite_palette(int i) { return &sprite_palette_[i]; }
  auto mutable_message_id() { return &message_id_; }
  auto mutable_area_music(int i) { return &area_music_[i]; }
  auto mutable_static_graphics(int i) { return &static_graphics_[i]; }
 
  auto set_area_graphics(uint8_t value) { area_graphics_ = value; }
  auto set_area_palette(uint8_t value) { area_palette_ = value; }
  auto set_sprite_graphics(int i, uint8_t value) {
    sprite_graphics_[i] = value;
  }
  auto set_sprite_palette(int i, uint8_t value) { sprite_palette_[i] = value; }
  auto set_message_id(uint16_t value) { message_id_ = value; }
 
  uint8_t* mutable_custom_tileset(int index) { return &custom_gfx_ids_[index]; }
 
  void SetAsLargeMap(int parent_index, int quadrant) {
    parent_ = parent_index;
    large_index_ = quadrant;
    large_map_ = true;
  }
 
  void SetAsSmallMap(int index = -1) {
    if (index != -1)
      parent_ = index;
    else
      parent_ = index_;
    large_index_ = 0;
    large_map_ = false;
  }
 
  void Destroy() {
    current_blockset_.clear();
    current_gfx_.clear();
    bitmap_data_.clear();
  }
 
 private:
  void LoadAreaInfo();
  void LoadCustomOverworldData();
  void SetupCustomTileset(uint8_t asm_version);
 
  void LoadMainBlocksetId();
  void LoadSpritesBlocksets();
  void LoadMainBlocksets();
  void LoadAreaGraphicsBlocksets();
  void LoadDeathMountainGFX();
 
  void ProcessGraphicsBuffer(int index, int static_graphics_offset, int size);
  absl::StatusOr<gfx::SnesPalette> GetPalette(const gfx::PaletteGroup& group,
                                              int index, int previous_index,
                                              int limit);
 
  bool built_ = false;
  bool large_map_ = false;
  bool initialized_ = false;
 
  bool mosaic_ = false;
 
  int index_ = 0;        // Map index
  int parent_ = 0;       // Parent map index
  int large_index_ = 0;  // Quadrant ID [0-3]
  int world_ = 0;        // World ID [0-2]
  int game_state_ = 0;   // Game state [0-2]
  int main_gfx_id_ = 0;  // Main Gfx ID
 
  uint16_t message_id_ = 0;
  uint8_t area_graphics_ = 0;
  uint8_t area_palette_ = 0;
  uint8_t animated_gfx_ = 0;        // Custom Overworld Animated ID
  uint16_t subscreen_overlay_ = 0;  // Custom Overworld Subscreen Overlay ID
 
  uint8_t custom_gfx_ids_[8];
  uchar sprite_graphics_[3];
  uchar sprite_palette_[3];
  uchar area_music_[4];
  uchar static_graphics_[16];
 
  Rom rom_;
  std::vector<uint8_t> all_gfx_;
  std::vector<uint8_t> current_blockset_;
  std::vector<uint8_t> current_gfx_;
  std::vector<uint8_t> bitmap_data_;
  OWMapTiles map_tiles_;
 
  gfx::SnesPalette current_palette_;
};
 
}  // namespace overworld
}  // namespace zelda3
}  // namespace app
}  // namespace yaze
 
#endif