private bool GetOutOfGridCells(int cellIndex, SurroundingCells surroundingCells, ref bool checkLeft, ref bool checkRight,
ref bool checkTop, ref bool checkBottom)
{
if (OnLeftColumn(cellIndex))
{
surroundingCells.TopLeftCell = GridCell.MakeOutOfGridCell(cellIndex, RelativePosition.TopLeft);
surroundingCells.LeftCell = GridCell.MakeOutOfGridCell(cellIndex, RelativePosition.Left);
surroundingCells.BottomLeftCell = GridCell.MakeOutOfGridCell(cellIndex, RelativePosition.BottomLeft);
checkLeft = false;
}
else if (OnRightColumn(cellIndex))
{
surroundingCells.TopRightCell = GridCell.MakeOutOfGridCell(cellIndex, RelativePosition.TopRight);
surroundingCells.RightCell = GridCell.MakeOutOfGridCell(cellIndex, RelativePosition.Right);
surroundingCells.BottomRightCell = GridCell.MakeOutOfGridCell(cellIndex, RelativePosition.BottomRight);
checkRight = false;
}
if (OnTopRow(cellIndex))
{
surroundingCells.TopLeftCell = GridCell.MakeOutOfGridCell(cellIndex, RelativePosition.TopLeft);
surroundingCells.TopCell = GridCell.MakeOutOfGridCell(cellIndex, RelativePosition.Top);
surroundingCells.TopRightCell = GridCell.MakeOutOfGridCell(cellIndex, RelativePosition.TopRight);
checkTop = false;
}
else if (OnBottomRow(cellIndex))
{
surroundingCells.BottomLeftCell = GridCell.MakeOutOfGridCell(cellIndex, RelativePosition.BottomLeft);
surroundingCells.BottomCell = GridCell.MakeOutOfGridCell(cellIndex, RelativePosition.Bottom);
surroundingCells.BottomRightCell = GridCell.MakeOutOfGridCell(cellIndex, RelativePosition.BottomRight);
checkBottom = false;
}
return(checkLeft);
}
public CellGrowthResult CalculateCellGrowth(BioCell cell, IPlayer player, SurroundingCells surroundingCells)
{
var emptyCells = surroundingCells.EmptyCells;
var newCells = GrowNewCells(player, emptyCells);
var newDeadCells = CheckForCellDeath(cell, player, surroundingCells);
return(new CellGrowthResult(newCells, newDeadCells));
}
private void GetInGridCells(int cellIndex, SurroundingCells surroundingCells,
Dictionary <int, BioCell> currentLiveCells, Dictionary <int, BioCell> currentDeadCells, bool checkLeft,
bool checkBottom, bool checkTop, bool checkRight)
{
if (checkLeft)
{
if (checkBottom)
{
surroundingCells.BottomLeftCell = GetBottomLeftCell(cellIndex, currentLiveCells, currentDeadCells);
}
surroundingCells.LeftCell = GetLeftCell(cellIndex, currentLiveCells, currentDeadCells);
if (checkTop)
{
surroundingCells.TopLeftCell = GetTopLeftCell(cellIndex, currentLiveCells, currentDeadCells);
}
}
if (checkTop)
{
//--skip top left cell as it's already been set or out of grid
surroundingCells.TopCell = GetTopCell(cellIndex, currentLiveCells, currentDeadCells);
if (checkRight)
{
surroundingCells.TopRightCell = GetTopRightCell(cellIndex, currentLiveCells, currentDeadCells);
}
}
if (checkRight)
{
//--skip top right cell as it's already been set or out of grid
surroundingCells.RightCell = GetRightCell(cellIndex, currentLiveCells, currentDeadCells);
if (checkBottom)
{
surroundingCells.BottomRightCell = GetBottomRightCell(cellIndex, currentLiveCells, currentDeadCells);
}
}
if (checkBottom)
{
//--skip bottom right cell as it's already been set or out of grid
surroundingCells.BottomCell = GetBottomCell(cellIndex, currentLiveCells, currentDeadCells);
//--skip bottom left as it's already been set or out of grid
}
}
private List <BioCell> CheckForCellDeath(BioCell cell, IPlayer player, SurroundingCells surroundingCells)
{
var newDeadCells = new List <BioCell>();
if (player.LiveCells >= MinimumLiveCellsForCellDeath &&
(CellDiesOfStarvation(surroundingCells.SurroundedByLiveCells, player) || CellDiesRandomly(player)))
{
cell.Dead = true;
cell.PreviousPlayer = cell.Player;
newDeadCells.Add(cell);
}
return(newDeadCells);
}
public SurroundingCells GetSurroundingCells(
BioCell bioCell,
Dictionary <int, BioCell> currentLiveCells,
Dictionary <int, BioCell> currentDeadCells)
{
var surroundingCells = new SurroundingCells();
var checkLeft = true;
var checkTop = true;
var checkRight = true;
var checkBottom = true;
checkLeft = GetOutOfGridCells(bioCell.CellIndex, surroundingCells,
ref checkLeft, ref checkRight, ref checkTop, ref checkBottom);
GetInGridCells(bioCell.CellIndex, surroundingCells, currentLiveCells, currentDeadCells, checkLeft, checkBottom, checkTop, checkRight);
return(surroundingCells);
}
public CellGrowthResult RunCellGrowth(Dictionary <int, BioCell> currentLiveCells, Dictionary <int, BioCell> currentDeadCells)
{
SurroundingCells surroundingCells = _surroundingCellCalculator.GetSurroundingCells(this, currentLiveCells, currentDeadCells);
return(Player.CalculateCellGrowth(this, surroundingCells));
}