/// <summary>
/// Create a grid based on this tilemap.
/// </summary>
/// <param name="solidTiles">The tile indeces to be treated as solid.</param>
/// <returns></returns>
public HitGrid CreateGrid(params int[] solidTiles)
{
var tiles = solidTiles.ToList();
var grid = new HitGrid(Width, Height, TileWidth, TileHeight);
for (int row = 0; row < Rows; row++)
{
for (int col = 0; col < Columns; col++)
{
grid[col, row] = tiles.Contains(data[col, row]);
}
}
return(grid);
}
private Entity OperateOnGridLayer(XmlElement level, XmlNode layer)
{
if (!_gridTypes.TryGetValue(layer.Name, out var def))
{
return(null);
}
var width = int.Parse(level.Attributes["width"].Value);
var height = int.Parse(level.Attributes["height"].Value);
var tileWidth = def.CellWidth;
var tileHeight = def.CellHeight;
width -= width % tileWidth;
height -= height % tileHeight;
var grid = new HitGrid(width, height, tileWidth, tileHeight)
{
Type = def.CollisionType
};
var mode = layer.Attributes["exportMode"].Value;
if (mode.Contains("Bitstring"))
{
grid.LoadFromString(layer.InnerText, "", "\n");
}
else if (mode.Contains("Rectangles"))
{
foreach (XmlNode rect in layer)
{
var x = int.Parse(rect.Attributes["x"].Value);
var y = int.Parse(rect.Attributes["y"].Value);
var w = int.Parse(rect.Attributes["w"].Value);
var h = int.Parse(rect.Attributes["h"].Value);
if (mode == "Rectangles")
{
x %= grid.CellWidth;
y %= grid.CellHeight;
w %= grid.CellWidth;
h %= grid.CellHeight;
}
grid.SetRect(x, y, w, h, true);
}
}
Entity e;
if (def.EntityType == null)
{
e = new Entity();
}
else
{
e = CreateInstance(def.EntityType, layer);
}
e.Components.Add(grid);
e.Name = layer.Name;
e.Components.AddAndRemove(true);
if (e is IOgmoNodeHandler handler)
{
handler.NodeHandler(layer);
}
return(e);
}
