/// <summary>
/// ConnectorOnTileInSpace constructor
/// </summary>
/// <param name="tile">Tile on which is this connector placed.</param>
/// <param name="connector">Base connector from which this connector derives.</param>
public ConnectorOnTile(Tile tile, Connector connector)
: base(connector.Name, connector.Positions, connector.Glue, connector.Angle, connector.Resistance)
{
OnTile = tile ?? throw new ArgumentException("Tile cannot be null.");
// setter to Positions uses OnTile!!!
Positions = connector.Positions;
if (OnTile.Vertices is Polygon3D && Positions.Count == 1)
{
if (Angle.Radians > 0)
Side = Tile.SideType.inside;
if (Angle.Radians < 0)
Side = Tile.SideType.outside;
}
}
/// <summary>
/// Returns the inside/outside reference point used for search / adding / removal of floating objects
/// </summary>
/// <param name="position">Position on tile.</param>
/// <param name="side">Side of the tile</param>
/// <returns>Reference point corresponding to the "side" parameter.</returns>
public Point3D SidePoint(Point3D position, Tile.SideType side)
{
return(position + (side == Tile.SideType.inside ? 1 :
side == Tile.SideType.outside ? -1 : 0) * MSystem.SideDist * Normal);
}
/// <summary>
/// Gives the reference point close to a given position around which we search for / add / remove floating objects
/// inside/outside this object. If the object is not 2D, the first argument is returned.
/// </summary>
/// <param name="position">Position on tiles (typically of connector or protein)</param>
/// <param name="side">Side of the tile</param>
/// <returns>Reference point corresponding to "inside"/"outside" parameter</returns>
public Point3D SidePoint(Point3D position, Tile.SideType side)
{
Polygon3D polygon = Vertices as Polygon3D;
return(polygon?.SidePoint(position, side) ?? position);
}
/// <summary>
/// Gets the set of floating objects within a reaction distance from a given position on a tile.
/// Only objects unused in this simulation step are considered.
/// If the tile is 2D, only floating objects on the inner/outer side are returned as specified by the parameter "isInside"
/// Otherwise the parameter "isInside" is ignored.
/// </summary>
public FloatingObjectsSet GetNearObjects(ProteinOnTileInSpace protein, Tile.SideType side, NamedMultiset targetMultiset)
{
return(GetNearObjects(protein.m_tile.SidePoint(protein.Position, side), targetMultiset));
}
public static bool dfs(Vector2Int currentPos, Vector2Int endPos)
{
if (currentPos == endPos)
{
return(true);
}
if (currentPos.x < 0 || currentPos.x >= tiles.GetLength(0))
{
return(false);
}
if (currentPos.y < 0 || currentPos.y >= tiles.GetLength(1))
{
return(false);
}
if (endPos.x < 0 || endPos.x >= tiles.GetLength(0))
{
return(false);
}
if (endPos.y < 0 || endPos.y >= tiles.GetLength(1))
{
return(false);
}
if (visited[currentPos.x, currentPos.y])
{
return(false);
}
visited[currentPos.x, currentPos.y] = true;
Tile.SideType side = tiles[currentPos.x, currentPos.y].side[(int)Tile.Direction.N];
if (side == Tile.SideType.grassRoad || side == Tile.SideType.pavementRoad)
{
if (dfs(new Vector2Int(currentPos.x - 1, currentPos.y), endPos))
{
return(true);
}
}
side = tiles[currentPos.x, currentPos.y].side[(int)Tile.Direction.S];
if (side == Tile.SideType.grassRoad || side == Tile.SideType.pavementRoad)
{
if (dfs(new Vector2Int(currentPos.x + 1, currentPos.y), endPos))
{
return(true);
}
}
side = tiles[currentPos.x, currentPos.y].side[(int)Tile.Direction.E];
if (side == Tile.SideType.grassRoad || side == Tile.SideType.pavementRoad)
{
if (dfs(new Vector2Int(currentPos.x, currentPos.y + 1), endPos))
{
return(true);
}
}
side = tiles[currentPos.x, currentPos.y].side[(int)Tile.Direction.W];
if (side == Tile.SideType.grassRoad || side == Tile.SideType.pavementRoad)
{
if (dfs(new Vector2Int(currentPos.x, currentPos.y - 1), endPos))
{
return(true);
}
}
return(false);
}
