| public GetWallStyle ( int x, int y, bool CheckWall = true, int FloorStyle = -1 ) : WallDir | ||
| x | int | horizontal coordinate of square to check |
| y | int | vertical coordinate of square to check |
| CheckWall | bool | |
| FloorStyle | int | |
| return | WallDir | |
public WallDir GetWallStyle(int x = 0, int y = 0, bool CheckWall = true, int FloorStyle = -1)
{
if ((CheckWall && (!_map[x, y].hasWall)) || (!CheckWall && _map[x, y].floorStyle != FloorStyle)) return WallDir.None;
if ((CheckWall && (!_map[x - 1, y].hasWall)) || (!CheckWall && _map[x - 1, y].floorStyle != FloorStyle)) // No wall left
{
// No wall blocks way to left
if ((CheckWall && (!_map[x + 1, y].hasWall)) || (!CheckWall && _map[x + 1, y].floorStyle != FloorStyle)) // No wall right
{
// No wall blocks way to left or right
if ((CheckWall && (!_map[x, y - 1].hasWall)) || (!CheckWall && _map[x, y - 1].floorStyle != FloorStyle)) // No wall up
{
// No wall blocks way up, left or right
if ((CheckWall && (!_map[x, y + 1].hasWall)) || (!CheckWall && _map[x, y + 1].floorStyle != FloorStyle)) // No wall down
{
// No wall blocks way up, down, left or right => this is a freestanding wall surrounded by walkable space OR only connected by diagonals
if ((CheckWall && (_map[x + 1, y + 1].hasWall)) || (!CheckWall && _map[x + 1, y + 1].floorStyle == FloorStyle)) // Down Right diagonal
{
if ((CheckWall && (_map[x + 1, y - 1].hasWall)) || (!CheckWall && _map[x + 1, y - 1].floorStyle == FloorStyle)) // Down Right + Up Right diagonal
{
if ((CheckWall && (_map[x - 1, y + 1].hasWall)) || (!CheckWall && _map[x - 1, y + 1].floorStyle == FloorStyle)) // Down Right + Up Right + Down Left diagonal
{
if ((CheckWall && (_map[x - 1, y - 1].hasWall)) || (!CheckWall && _map[x - 1, y - 1].floorStyle == FloorStyle)) // Down Right +Up Right + Down Left + Up Left diagonal
{
return WallDir.FourDiag;
}
else // (not down left) Down Right +Up Right + Down Left
{
return WallDir.LeftRightDownDiag;
}
}
else // (not down left)
{
if ((CheckWall && (_map[x - 1, y - 1].hasWall)) || (!CheckWall && _map[x - 1, y - 1].floorStyle == FloorStyle)) // Down Right + Up right + Up Left diagonal (not up right)
{
return WallDir.LeftRightUpDiag;
}
else // Down Right + Up right diagonal (not up right, up left)
{
return WallDir.LeftRightDiag;
}
}
}
else // Not up right
{
if ((CheckWall && (_map[x - 1, y + 1].hasWall)) || (!CheckWall && _map[x - 1, y + 1].floorStyle == FloorStyle)) // Down Right + Down Left diagonal
{
if ((CheckWall && (_map[x - 1, y - 1].hasWall)) || (!CheckWall && _map[x - 1, y - 1].floorStyle == FloorStyle)) // Down Right + Down Left + Up Left diagonal
{
return WallDir.UpDownLeftDiag;
}
else // Down Right + Down Left diagonal
{
return WallDir.UpDownDiag;
}
}
else // Not down left
{
if ((CheckWall && (_map[x - 1, y - 1].hasWall)) || (!CheckWall && _map[x - 1, y - 1].floorStyle == FloorStyle)) // Down Right + Up Left diagonal
{
return WallDir.UpLeftDiag;
}
else // Not up left: Down right only
{
return WallDir.UpCloseDiag;
}
}
}
}
else // not down right
{
if ((CheckWall && (_map[x + 1, y - 1].hasWall)) || (!CheckWall && _map[x + 1, y - 1].floorStyle == FloorStyle)) // Up Right diagonal
{
if ((CheckWall && (_map[x - 1, y + 1].hasWall)) || (!CheckWall && _map[x - 1, y + 1].floorStyle == FloorStyle)) // Up Right + Down Left diagonal
{
if ((CheckWall && (_map[x - 1, y - 1].hasWall)) || (!CheckWall && _map[x - 1, y - 1].floorStyle == FloorStyle)) // Up Right + Down Left + Up Left diagonal
{
return WallDir.UpDownRightDiag;
}
else // Up Right + Down Left
{
return WallDir.UpRightDiag;
}
}
else
{
if ((CheckWall && (_map[x - 1, y - 1].hasWall)) || (!CheckWall && _map[x - 1, y - 1].floorStyle == FloorStyle)) // Up Right + Up Left diagonal
{
return WallDir.DownLeftDiag;
}
else
{
return WallDir.DownCloseDiag;
}
}
}
else // not up right
{
if ((CheckWall && (_map[x - 1, y + 1].hasWall)) || (!CheckWall && _map[x - 1, y + 1].floorStyle == FloorStyle)) // Down Left diagonal
{
if ((CheckWall && (_map[x - 1, y - 1].hasWall)) || (!CheckWall && _map[x - 1, y - 1].floorStyle == FloorStyle)) // Down Left + Up Left diagonal
{
return WallDir.DownRightDiag;
}
else
{
return WallDir.RightCloseDiag;
}
}
else
{
if ((CheckWall && (_map[x - 1, y - 1].hasWall)) || (!CheckWall && _map[x - 1, y - 1].floorStyle == FloorStyle)) // Up Left diagonal
{
return WallDir.LeftCloseDiag;
}
else
{
return WallDir.Free; // Keine Mauer weit und breit?
}
}
}
}
}
else // Wall Down (only)
{
// Wall only on current square and square above
// auf Diagonalen testen
if ((CheckWall && (_map[x + 1, y - 1].hasWall)) || (!CheckWall && _map[x + 1, y - 1].floorStyle == FloorStyle))
{
if ((CheckWall && (_map[x - 1, y - 1].hasWall)) || (!CheckWall && _map[x - 1, y - 1].floorStyle == FloorStyle))
{
return WallDir.DiagUpDownClose2;
}
else
{
return WallDir.DiagUpClose2;
}
}
else
{
if ((CheckWall && (_map[x - 1, y - 1].hasWall)) || (!CheckWall && _map[x - 1, y - 1].floorStyle == FloorStyle))
{
return WallDir.DiagDownClose2;
}
else
{
return WallDir.DownClose;
}
}
}
}
else // Wall up
{
if ((CheckWall && (!_map[x, y + 1].hasWall)) || (!CheckWall && _map[x, y + 1].floorStyle == FloorStyle)) // No wall down
{
// Wall ony on current square and square below
// auf Diagonalen testen
if ((CheckWall && (_map[x + 1, y + 1].hasWall)) || (!CheckWall && _map[x + 1, y + 1].floorStyle == FloorStyle))
{
if ((CheckWall && (_map[x - 1, y + 1].hasWall)) || (!CheckWall && _map[x - 1, y + 1].floorStyle == FloorStyle))
{
return WallDir.DiagUpDownClose;
}
else
{
return WallDir.DiagUpClose;
}
}
else
{
if ((CheckWall && (_map[x - 1, y + 1].hasWall)) || (!CheckWall && _map[x - 1, y + 1].floorStyle == FloorStyle))
{
return WallDir.DiagDownClose;
}
else
{
return WallDir.UpClose;
}
}
}
else // Wall up and down
{
// Wall on current square and squares above and below
return WallDir.UpDown;
}
}
}
else // Wall right
{
if ((CheckWall && (!_map[x, y - 1].hasWall)) || (!CheckWall && _map[x, y - 1].floorStyle == FloorStyle)) // No wall up
{
if ((CheckWall && (!_map[x, y + 1].hasWall)) || (!CheckWall && _map[x, y + 1].floorStyle == FloorStyle)) // No wall down
{
// Wall on current tile and right only, but not up or down
// auf Diagonalen testen
if ((CheckWall && (_map[x - 1, y + 1].hasWall)) || (!CheckWall && _map[x - 1, y + 1].floorStyle == FloorStyle))
{
if ((CheckWall && (_map[x - 1, y - 1].hasWall)) || (!CheckWall && _map[x - 1, y - 1].floorStyle == FloorStyle))
{
return WallDir.DiagLeftRightClose2;
}
else
{
return WallDir.DiagLeftClose2;
}
}
else
{
if ((CheckWall && (_map[x - 1, y - 1].hasWall)) || (!CheckWall && _map[x - 1, y - 1].floorStyle == FloorStyle))
{
return WallDir.DiagRightClose2;
}
else
{
return WallDir.RightClose;
}
}
}
else // Wall down
{
// Wall right and down, but not left and up
return WallDir.DownRight;
}
}
else // Wall up
{
// Wall up and right, but not left
if ((CheckWall && (!_map[x, y + 1].hasWall)) || (!CheckWall && _map[x, y + 1].floorStyle == FloorStyle)) // No wall down
{
// Wall up, right, but not left and down
return WallDir.UpRight;
}
else // Wall down
{
// Wall up, right and down, but not left
return WallDir.UpDownRight;
}
}
}
}
else
{
if ((CheckWall && (!_map[x + 1, y].hasWall)) || (!CheckWall && _map[x + 1, y].floorStyle == FloorStyle)) // No Wall right
{
if ((CheckWall && (!_map[x, y - 1].hasWall)) || (!CheckWall && _map[x, y - 1].floorStyle == FloorStyle)) // No wall up
{
if ((CheckWall && (!_map[x, y + 1].hasWall)) || (!CheckWall && _map[x, y + 1].floorStyle == FloorStyle)) // No wall down
{
// Left and Right closed
// auf Diagonalen testen
if ((CheckWall && (_map[x + 1, y + 1].hasWall)) || (!CheckWall && _map[x + 1, y + 1].floorStyle == FloorStyle))
{
if ((CheckWall && (_map[x + 1, y - 1].hasWall)) || (!CheckWall && _map[x + 1, y - 1].floorStyle == FloorStyle))
{
return WallDir.DiagLeftRightClose;
}
else
{
return WallDir.DiagLeftClose;
}
}
else
{
if ((CheckWall && (_map[x + 1, y - 1].hasWall)) || (!CheckWall && _map[x - 1, y - 1].floorStyle == FloorStyle))
{
return WallDir.DiagRightClose;
}
else
{
return WallDir.LeftClose;
}
}
}
else // Wall down
{
// Left and bottom closed
return WallDir.DownLeft;
}
}
else // Wall up
{
if ((CheckWall && (!_map[x, y + 1].hasWall)) || (!CheckWall && _map[x, y + 1].floorStyle == FloorStyle)) // No wall down
{
// Left and Up closed
return WallDir.UpLeft;
}
else // Wall down
{
// Left, Up and Down closed
return WallDir.UpDownLeft;
}
}
}
else // Wall Left and Right
{
if ((CheckWall && (!_map[x, y - 1].hasWall)) || (!CheckWall && _map[x, y - 1].floorStyle == FloorStyle)) // No wall up
{
if ((CheckWall && (!_map[x, y + 1].hasWall)) || (!CheckWall && _map[x, y + 1].floorStyle == FloorStyle)) // No wall down
{
// Walls left and right only
return WallDir.LeftRight;
}
else // wall up
{
// All walls but not up
return WallDir.LeftRightDown;
}
}
else
{
if ((CheckWall && (!_map[x, y + 1].hasWall)) || (!CheckWall && _map[x, y + 1].floorStyle == FloorStyle)) // No wall down
{
// All walls but not down
return WallDir.LeftRightUp;
}
else // wall down
{
// Surrounded by walls
return WallDir.FourWay;
}
}
}
}
}
