void ReadSaveData(Savegame savegame, IDataReader dataReader)
{
savegame.Year = dataReader.ReadWord();
savegame.Month = dataReader.ReadWord();
savegame.DayOfMonth = dataReader.ReadWord();
savegame.Hour = dataReader.ReadWord();
savegame.Minute = dataReader.ReadWord();
savegame.CurrentMapIndex = dataReader.ReadWord();
savegame.CurrentMapX = dataReader.ReadWord();
savegame.CurrentMapY = dataReader.ReadWord();
savegame.CharacterDirection = (CharacterDirection)dataReader.ReadWord();
// Active spells (2 words each)
// First word: duration in 5 minute chunks. So 120 means 120 * 5 minutes = 600 minutes = 10h
// Second word: level (e.g. for light: 1 = magic torch, 2 = magic lantern, 3 = magic sun)
// An active light spell replaces an existing one.
// The active spells are in fixed spots:
// - 0: Light (candle)
// - 1: Magic barrier (shield)
// - 2: Magic attack (sword)
// - 3: Anti-magic barrier (star)
// - 4: Clairvoyance (eye)
// - 5: Magic map (map)
foreach (var activeSpellType in Enum.GetValues <ActiveSpellType>())
{
var duration = dataReader.ReadWord();
if (duration == 0)
{
savegame.ActiveSpells[(int)activeSpellType] = null;
dataReader.Position += 2;
}
else
{
savegame.ActivateSpell(activeSpellType, duration, dataReader.ReadWord());
}
}
dataReader.ReadWord(); // Number of party members. We don't really need it.
savegame.ActivePartyMemberSlot = dataReader.ReadWord() - 1; // it is stored 1-based
for (int i = 0; i < 6; ++i)
{
savegame.CurrentPartyMemberIndices[i] = dataReader.ReadWord();
}
savegame.YearsPassed = dataReader.ReadWord();
savegame.TravelType = (TravelType)dataReader.ReadWord();
savegame.SpecialItemsActive = dataReader.ReadWord();
savegame.GameOptions = dataReader.ReadWord();
savegame.HoursWithoutSleep = dataReader.ReadWord();
// up to 32 transport positions
for (int i = 0; i < 32; ++i)
{
var type = dataReader.ReadByte();
if (type == 0)
{
savegame.TransportLocations[i] = null;
dataReader.Position += 5;
}
else
{
var x = dataReader.ReadByte();
var y = dataReader.ReadByte();
dataReader.Position += 1; // unknown byte
var mapIndex = dataReader.ReadWord();
savegame.TransportLocations[i] = new TransportLocation
{
TravelType = (TravelType)type,
MapIndex = mapIndex,
Position = new Position(x, y)
};
}
}
// global variables (at offset 0x0104, 1024 bytes = 8192 bits = 8192 variables)
// note that wind gate repair status is also handled by global variables (at offset 0x0112)
Buffer.BlockCopy(dataReader.ReadBytes(1024), 0, savegame.GlobalVariables, 0, 1024);
// map event bits. each bit stands for a event. order is 76543210 FECDBA98 ...
for (int i = 0; i < 1024; ++i)
{
savegame.MapEventBits[i] = dataReader.ReadQword();
}
// character event bits. each bit stands for a character. order is 76543210 FECDBA98 ...
for (int i = 0; i < 1024; ++i)
{
savegame.CharacterBits[i] = dataReader.ReadDword();
}
savegame.DictionaryWords = dataReader.ReadBytes(128);
savegame.GotoPointBits = dataReader.ReadBytes(32); // 32 bytes for goto points (256 bits). Each goto point stores the bit index (0-based).
savegame.ChestUnlockStates = dataReader.ReadBytes(32); // 32 * 8 bits = 256 bits (1 for each chest, possible chest indices 0 to 255)
savegame.DoorUnlockStates = dataReader.ReadBytes(32); // 32 * 8 bits = 256 bits (1 for each door, possible door indices 0 to 255)
Buffer.BlockCopy(dataReader.ReadBytes(6), 0, savegame.BattlePositions, 0, 6);
savegame.TileChangeEvents.Clear();
while (dataReader.Position < dataReader.Size)
{
var mapIndex = dataReader.ReadWord();
if (mapIndex == 0) // end
{
break;
}
var x = dataReader.ReadByte();
var y = dataReader.ReadByte();
var tileIndex = dataReader.ReadWord();
if (mapIndex != 0 && mapIndex < 0x0300 && tileIndex <= 0xffff) // should be a real map and a valid front tile index
{
savegame.TileChangeEvents.SafeAdd(mapIndex, new ChangeTileEvent
{
Type = EventType.ChangeTile,
Index = uint.MaxValue,
MapIndex = mapIndex,
X = x,
Y = y,
FrontTileIndex = tileIndex
});
}
else
{
throw new AmbermoonException(ExceptionScope.Data, "Invalid tile change event in savegame.");
}
}
}