private async Task LoadWorldAsync(string worldFile, string worldFileName)
{
statusBarText.Text = "Loading " + worldFileName;
var stopwatch = Stopwatch.StartNew();
var worldBytes = await File.ReadAllBytesAsync(worldFile);
statusBarText.Text = $"Loaded {worldBytes.Length} bytes in {stopwatch.ElapsedMilliseconds}ms. Parsing world...";
stopwatch.Restart();
_world = await Task.Run(() => World.FromWorldData(worldBytes));
statusBarText.Text = $"Loaded {_world.Name} in {stopwatch.ElapsedMilliseconds}ms. Generating bitmap...";
stopwatch.Restart();
var pixelFormat = PixelFormats.Bgr24;
int width = _world.WorldWidthInTiles;
int height = _world.WorldHeightInTiles;
int rawStride = (width * pixelFormat.BitsPerPixel + 7) / 8;
var imageBytes = await Task.Run(() =>
{
var bytes = new byte[rawStride *height];
foreach (var pair in _world.Tiles)
{
var tile = pair.Value;
var color = default(Color24);
if (tile.IsActive || tile.HasActuator)
{
var tileInfo = _worldInfo.FindTileInfo(tile.TileType, tile.TextureU, tile.TextureV);
color = tileInfo.Color.GetValueOrDefault(color);
}
else if (tile.HasLiquid)
{
if (tile.HasLava)
{
color = _worldInfo.LavaColor;
}
else if (tile.HasHoney)
{
color = _worldInfo.HoneyColor;
}
else
{
color = _worldInfo.WaterColor;
}
}
else if (tile.HasWall)
{
//color = _worldInfo.WallInfoById[tile.WallType].Color.Value;
if (_worldInfo.WallInfoById.TryGetValue(tile.WallType, out var wallInfo) && wallInfo.Color.HasValue)
{
color = wallInfo.Color.Value;
}
}
else
{
var y = pair.Key.Y;
if (y < _world.WorldSurfaceY)
{
color = _worldInfo.SkyColor;
}
else if (y < _world.HellLayerY)
{
color = _worldInfo.EarthColor;
}
else
{
color = _worldInfo.HellColor;
}
}
var position = pair.Key;
int index = position.Y *rawStride + position.X * 3;
bytes[index + 0] = color.B;
bytes[index + 1] = color.G;
bytes[index + 2] = color.R;
}
return(bytes);
});
var bitmap = BitmapSource.Create(width, height, 96, 96, pixelFormat, null, imageBytes, rawStride);
var image = new Image();
image.Width = width;
image.Source = bitmap;
image.ClipToBounds = true;
_border.Child = image;
_border.Width = image.Width;
_border.Height = image.Height;
statusBarText.Text = $"Loaded bitmap in {stopwatch.ElapsedMilliseconds}ms.";
worldComboBox.IsEnabled = true;
refreshButton.IsEnabled = true;
}
