/// <summary>
///
/// </summary>
/// <param name="_from"></param>
/// <param name="_to"></param>
public void DrawPath(Vector3Int _from, Vector3Int _to)
{
ClearPath();
// get path
// path will either be a list of Points (x, y), or an empty list if no path is found.
m_Paths = PathFind.FindPath(
m_Grid,
_from,
_to,
ePathFindDistanceType.Manhattan);
Dictionary <Vector3Int, float> costs = new Dictionary <Vector3Int, float>();
foreach (Vector3Int point in m_Paths)
{
TileBase tile = GetTileAt(point);
if (tile.m_Unit != null)
{
costs.Add(point, 0f);
continue;
}
tile.m_Property.m_IsPath = true;
tile.SetColor(eTileType.Movable);
costs.Add(point, 1f);
}
m_Grid.UpdateGrid(costs);
}
/// <summary>
///
/// </summary>
private void ClearPath()
{
if (m_Paths == null)
{
return;
}
if (m_Paths.Count == 0)
{
return;
}
Dictionary <Vector3Int, float> costs = new Dictionary <Vector3Int, float>();
foreach (Vector3Int point in m_Paths)
{
TileBase tile = GetTileAt(point);
if (tile.m_Unit != null)
{
costs.Add(point, 0f);
continue;
}
tile.m_Property.m_IsPath = false;
tile.SetColor(eTileType.Movable);
costs.Add(point, 1f);
}
m_Paths.Clear();
m_Paths = null;
m_Grid.UpdateGrid(costs);
}
/// <summary>
/// initialize all tiles
/// </summary>
public void InitAllTiles()
{
Dictionary <Vector3Int, float> tilesCost = new Dictionary <Vector3Int, float>();
foreach (KeyValuePair <Vector3Int, TileBase> kv in m_Tiles)
{
TileBase tile = kv.Value;
tile.Init();
tile.SetColor(tile.m_Property.m_Type);
if (tile.m_Property.m_Type == eTileType.Movable)
{
if (tile.m_Unit == null)
{
tilesCost.Add(kv.Key, 1f);
}
else
{
tilesCost.Add(kv.Key, 0f);
}
}
else
{
tilesCost.Add(kv.Key, 0f);
}
}
m_Grid.UpdateGrid(tilesCost);
m_MovableTiles.Clear();
m_AttackableTiles.Clear();
m_Paths.Clear();
}