public LevelRenderer(GraphicsAccessor graphicsAccessor, LevelDataAccessor levelDataAccessor, PalettesService paletteService, GameObjectService gameObjectService, List <TileTerrain> terrain) : base(graphicsAccessor)
{
_levelDataAccessor = levelDataAccessor;
_gameObjectService = gameObjectService;
_paletteService = paletteService;
_terrain = terrain;
_buffer = new byte[BITMAP_WIDTH * BITMAP_HEIGHT * 4];
}
public byte[] CompressLevel(Level level)
{
List <byte> returnBytes = new List <byte>();
CompressionPoint restoreToPoint = new CompressionPoint();
CompressionCommand currentCommand = null;
CompressionCommand attemptCommand = null;
CompressionCommand useCommand = null;
ResetPoint();
_level = level;
_levelDataAccessor = new LevelDataAccessor(level);
while (!currentPoint.EOD)
{
// we're assuming writeraw, if we find a better command, we'll stop writeraw and use the better command
SavePoint();
useCommand = null;
attemptCommand = TryPattern();
if (attemptCommand != null)
{
useCommand = attemptCommand;
restoreToPoint = currentPoint;
}
RestorePoint();
attemptCommand = TryRepeat();
if (attemptCommand != null)
{
if (useCommand != null)
{
if (useCommand.GetData().Length > attemptCommand.GetData().Length)
{
useCommand = attemptCommand;
restoreToPoint = currentPoint;
}
}
else
{
useCommand = attemptCommand;
restoreToPoint = currentPoint;
}
}
RestorePoint();
attemptCommand = TrySkip();
if (attemptCommand != null)
{
if (useCommand != null)
{
if (useCommand.GetData().Length > attemptCommand.GetData().Length)
{
useCommand = attemptCommand;
restoreToPoint = currentPoint;
}
}
else
{
useCommand = attemptCommand;
restoreToPoint = currentPoint;
}
}
if (useCommand != null)
{
if (currentCommand != null)
{
returnBytes.AddRange(currentCommand.GetData());
currentCommand = null;
}
returnBytes.AddRange(useCommand.GetData());
currentPoint = restoreToPoint;
continue;
}
// made it here, we need to write raw
RestorePoint();
if (currentCommand == null)
{
currentCommand = new CompressionCommand();
currentCommand.CommandType = CompressionCommandType.WriteRaw;
}
currentCommand.Data.Add(NextByte());
SavePoint();
if (currentCommand.Data.Count == 0x40)
{
returnBytes.AddRange(currentCommand.GetData());
currentCommand = null;
SavePoint();
}
}
if (currentCommand != null)
{
returnBytes.AddRange(currentCommand.GetData());
}
return(returnBytes.ToArray());
}
