public void Increment()
{
var currentAntCell = _grid[AntCoordinates];
Cell <LangtonsAntCellMetadata> newAntCell;
if (currentAntCell.Payload.IsWhite)
{
currentAntCell.Payload.IsWhite = false;
AntDirection = RotateClockwise(AntDirection);
}
else
{
currentAntCell.Payload.IsWhite = true;
AntDirection = RotateCounterClockwise(AntDirection);
}
newAntCell = ProgressCell(currentAntCell, AntDirection);
if (newAntCell == null)
{
AntDirection = Invert(AntDirection);
newAntCell = ProgressCell(currentAntCell, AntDirection);
}
AntCoordinates = newAntCell.Coordinates;
currentAntCell.Payload.AntDirection = null;
newAntCell.Payload.AntDirection = AntDirection;
_gridRenderer.RenderCell(currentAntCell);
_gridRenderer.RenderCell(newAntCell);
}
public Cell <GameOfLifeCellMetadata> Generate(Grid <GameOfLifeCellMetadata> grid, Coordinates2D coordinates)
{
var currentCell = _grid[coordinates];
var livingNeighbors = currentCell.Neighbors.Count(neighbor => neighbor.Payload.IsAlive);
var matchingRule = GameOfLifeRule.NoMatch;
var payload = currentCell.Payload;
if (livingNeighbors < 2)
{
matchingRule = GameOfLifeRule.Underpopulated;
}
else if (livingNeighbors > 3)
{
matchingRule = GameOfLifeRule.Overcrowded;
}
else if (livingNeighbors >= 2 && livingNeighbors <= 3 && payload.IsAlive)
{
matchingRule = GameOfLifeRule.KeepAlive;
}
else if (livingNeighbors == 3 && !payload.IsAlive)
{
matchingRule = GameOfLifeRule.Respawn;
}
var newPayloadAlive = payload.IsAlive;
// TODO: increase game counters: totalgenerated, totalkilled[reason], totalborn[reason], totalcputime
// TODO: increase game round counters: generated, killed[reason], born[reason], cputime
var cell = grid[coordinates];
if (cell == null)
{
cell = new Cell <GameOfLifeCellMetadata>(grid, coordinates, new GameOfLifeCellMetadata(newPayloadAlive, payload.RoundsSurvived, matchingRule));
}
switch (matchingRule)
{
case GameOfLifeRule.KeepAlive:
cell.Payload.RoundsSurvived += 1;
break;
case GameOfLifeRule.NoMatch:
break;
case GameOfLifeRule.Overcrowded:
case GameOfLifeRule.Underpopulated:
cell.Payload.RoundsSurvived = 0;
newPayloadAlive = false;
break;
case GameOfLifeRule.Respawn:
cell.Payload.RoundsSurvived = 0;
newPayloadAlive = true;
break;
default:
throw new InvalidOperationException("Invalid game rule state!");
}
cell.Payload.IsAlive = newPayloadAlive;
cell.Payload.Rule = matchingRule;
if (newPayloadAlive != payload.IsAlive || (matchingRule == GameOfLifeRule.KeepAlive && cell.Payload.RoundsSurvived == 2))
{
_gridRenderer.RenderCell(cell); //, matchingRule);
}
return(cell);
}