/// <summary>
/// Game of life logic
/// </summary>
private void updateLifeStatus(GOLCell cell)
{
int liveNeighbours = cell.LiveNeighboursCount;
if (cell.IsAlive)
{
if (liveNeighbours < 2)
{
cell.IsAlive = false;
}
else if (liveNeighbours == 2 || liveNeighbours == 3)
{
cell.IsAlive = true;
}
else if (liveNeighbours > 3)
{
cell.IsAlive = false;
}
}
else
{
if (liveNeighbours == 3)
{
cell.IsAlive = true;
}
}
}
/// <summary>
/// Updating the cel living neighbours
/// </summary>
private void updateCellNeighboursCount()
{
for (int i = 0; i < _rows; ++i)
{
for (int j = 0; j < _columns; ++j)
{
GOLCell cell = _gameGrid.GetCell(i, j);
_neighberhood.UpdateLiveNeighborsCount(cell);
}
}
}
public void GetInfo(GOLCell cell, out int liveCount)
{
liveCount = 0;
foreach (var item in cell.AroundCells)
{
if (item.State == CellState.Live)
{
liveCount++;
}
}
}
private void init()
{
if (_rows > 0 && _columns > 0)
{
_gridCells = new GOLCell[_rows, _columns];
for (int i = 0; i < _rows; ++i)
{
for (int j = 0; j < _columns; ++j)
{
_gridCells[i, j] = new GOLCell(i, j);
}
}
}
}
internal void SetState(GOLCell cell, CellState state)
{
if (cell.State != state)
{
cell.State = state;
switch (state)
{
case CellState.Live:
cell.Rect.Fill = liveBrush;
break;
case CellState.Dead:
cell.Rect.Fill = deadBrush;
break;
default:
break;
}
}
}
public CellState GetNewState(GOLCell cell)
{
if (cell.State == CellState.Live) // calculate state for live cell
{
if (survive.Contains(cell.LiveCount))
{
return(CellState.Live);
}
else
{
return(CellState.Dead);
}
}
else // calculate state for dead cell
{
if (reborn.Contains(cell.LiveCount))
{
return(CellState.Live);
}
}
return(cell.State);
}
public GOL(Canvas canvas, int width, int height, string pattern, IRules rules, Func <bool> isStopped, Action wasStopped)
{
this.isStopped = isStopped;
this.wasStopped = wasStopped;
this.Rules = rules;
this.canvas = canvas;
this.width = width;
this.height = height;
canvas.Children.Clear();
rctWidth = canvas.ActualWidth / width;
rctHeight = canvas.ActualHeight / height;
rctWidth = rctHeight = Math.Min(rctWidth, rctHeight);
Cells = new GOLCell[width, height];
lstCells = new List <GOLCell>();
rules.SetCells(Cells);
// create cells
for (int y = 0; y < height; y++)
{
for (int x = 0; x < width; x++)
{
var cell = new GOLCell(x, y);
lstCells.Add(cell);
Cells[x, y] = cell;
cell.Left = x * rctWidth;
cell.Top = y * rctHeight;
cell.Rect = new Rectangle
{
Width = rctWidth,
Height = rctHeight,
Stroke = Brushes.LightGray,
StrokeThickness = 0.6
};
//cell.Rect.ToolTip = "0";
cell.Rect.Tag = cell;
Canvas.SetLeft(cell.Rect, cell.Left);
Canvas.SetTop(cell.Rect, cell.Top);
canvas.Children.Add(cell.Rect);
SetState(cell, CellState.Dead);
}
}
// fill around cells
for (int y = 0; y < height; y++)
{
for (int x = 0; x < width; x++)
{
var cell = Cells[x, y];
for (int ay = -1; ay <= 1; ay++)
{
for (int ax = -1; ax <= 1; ax++)
{
if (ay == 0 && ax == 0)
{
continue; // itself
}
var ary = y + ay;
var arx = x + ax;
if (!isValidNeighbour(arx, ary, out var oarx, out var oary))
{
continue;
}
cell.AroundCells.Add(Cells[oarx, oary]);
}
}
}
}
switch (pattern)
{
case "Test1":
AddPatternTest1();
break;
case "Test2":
AddPatternTest2();
break;
case "Test3":
AddPatternTest3();
break;
case "Test4":
AddPatternTest4();
break;
default:
break;
}
}
/// <summary>
/// Updating the live cell neighbors of the cell (total of 8 neighbours)
/// </summary>
public void UpdateLiveNeighborsCount(GOLCell cell)
{
int neighborsCount = 0;
// go left
if (cell.PositionY > 0)
{
if (_grid.GetCell(cell.PositionX, cell.PositionY - 1).IsAlive)
{
++neighborsCount;
}
}
// go right
if (cell.PositionY < _grid.Columns - 1)
{
if (_grid.GetCell(cell.PositionX, cell.PositionY + 1).IsAlive)
{
++neighborsCount;
}
}
// go up
if (cell.PositionX > 0)
{
if (_grid.GetCell(cell.PositionX - 1, cell.PositionY).IsAlive)
{
++neighborsCount;
}
}
// go down
if (cell.PositionX < _grid.Rows - 1)
{
if (_grid.GetCell(cell.PositionX + 1, cell.PositionY).IsAlive)
{
++neighborsCount;
}
}
// go up left
if (cell.PositionY > 0 && cell.PositionX > 0)
{
if (_grid.GetCell(cell.PositionX - 1, cell.PositionY - 1).IsAlive)
{
++neighborsCount;
}
}
// go down left
if (cell.PositionY > 0 && cell.PositionX < _grid.Rows - 1)
{
if (_grid.GetCell(cell.PositionX + 1, cell.PositionY - 1).IsAlive)
{
++neighborsCount;
}
}
// go down right
if (cell.PositionY < _grid.Columns - 1 && cell.PositionX < _grid.Rows - 1)
{
if (_grid.GetCell(cell.PositionX + 1, cell.PositionY + 1).IsAlive)
{
++neighborsCount;
}
}
// go up right
if (cell.PositionY < _grid.Columns - 1 && cell.PositionX > 0)
{
if (_grid.GetCell(cell.PositionX - 1, cell.PositionY + 1).IsAlive)
{
++neighborsCount;
}
}
cell.LiveNeighboursCount = neighborsCount;
}