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ex_collision

1.1.0
1.1.0 1.0.0

A library for server-side collisions, physics world simulation, tilemap pathfinding, and Tiled TMX parsing.

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ex_collision lib ex_collision tmx tile_layer_impl.ex
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lib/ex_collision/tmx/tile_layer_impl.ex 

defimpl ExCollision.Protocols.TileSource, for: ExCollision.TMX.TileLayer do

  def width(%{width: w}), do: w

  def height(%{height: h}), do: h



  def tile_at(%{data: data}, index) when index >= 0 do

    if index < length(data), do: Enum.at(data, index, 0), else: 0

  end



  def tile_at(_, _), do: 0



  def walkable?(source, index) do

    ExCollision.Protocols.TileSource.tile_at(source, index) == 0

  end

end