public void BeginMoveTo(Entity entity, Point endPoint)
{
var moveTo = endPoint;
var collision = _expiringSpatialHash.CheckCollision(moveTo) || WaterCollision(endPoint);
var valid = true;
if (collision)
{
var heuristic = _possibleMovements.Heuristic;
var startPosition = entity.Position.ToPoint();
if (Math.Abs(heuristic.GetTraversalCost(startPosition, endPoint) - 1.0f) < 0.1f)
{
Interact(endPoint);
valid = false;
}
else
{
var alternatuvePositions = FourWayPossibleMovement.FourWayAdjacentLocations(moveTo);
var minCost = double.MaxValue;
foreach (var position in alternatuvePositions)
{
if (!CollisionSystem.CheckCollision(position))
{
var cost = heuristic.GetTraversalCost(startPosition, position);
if (cost < minCost)
{
minCost = cost;
moveTo = position;
}
}
}
if (moveTo == endPoint)
{
valid = false;
}
}
}
else
{
valid = !CollisionSystem.CheckCollision(moveTo);
}
if (valid)
{
MoveEntityTo(moveTo, entity, _tileSize.ToPoint(), _moverManager, collision, endPoint);
}
}
public void PathTypesTest()
{
var p1 = new Point(9, 5);
var p2 = new Point(10, 4);
var eightWayPossibleMovement = new EightWayPossibleMovement(new CrowDistance());
eightWayPossibleMovement.GetAdjacentLocations(p2);
eightWayPossibleMovement.PositionsToCheck(p1, p2);
PossibleMovementWrapper wrapper = new PossibleMovementWrapper(eightWayPossibleMovement);
wrapper.PositionsToCheck(p1, p2);
wrapper.GetAdjacentLocations(p1);
Assert.AreEqual(wrapper.Heuristic, eightWayPossibleMovement.Heuristic);
eightWayPossibleMovement = new EightWayPossibleMovement(new DiagonalDistance());
wrapper = new PossibleMovementWrapper(eightWayPossibleMovement);
Assert.AreEqual(wrapper.Heuristic, eightWayPossibleMovement.Heuristic);
eightWayPossibleMovement = new EightWayPossibleMovement(new ManhattanDistance());
wrapper = new PossibleMovementWrapper(eightWayPossibleMovement);
Assert.AreEqual(wrapper.Heuristic, eightWayPossibleMovement.Heuristic);
var fourWayPossibleMovement = new FourWayPossibleMovement(new CrowDistance());
fourWayPossibleMovement.PositionsToCheck(p1, p2);
fourWayPossibleMovement.GetAdjacentLocations(p2);
wrapper = new PossibleMovementWrapper(fourWayPossibleMovement);
wrapper.PositionsToCheck(p1, p2);
wrapper.GetAdjacentLocations(p1);
Assert.AreEqual(wrapper.Heuristic, fourWayPossibleMovement.Heuristic);
fourWayPossibleMovement = new FourWayPossibleMovement(new DiagonalDistance());
wrapper = new PossibleMovementWrapper(fourWayPossibleMovement);
Assert.AreEqual(wrapper.Heuristic, fourWayPossibleMovement.Heuristic);
fourWayPossibleMovement = new FourWayPossibleMovement(new ManhattanDistance());
wrapper = new PossibleMovementWrapper(fourWayPossibleMovement);
Assert.AreEqual(wrapper.Heuristic, fourWayPossibleMovement.Heuristic);
}
public void Interact(Point interactTarget)
{
var validInteraction = FourWayPossibleMovement.FourWayAdjacentLocations(PlayerEntity.Instance.Position.ToPoint()).Contains(interactTarget);
if (validInteraction)
{
PlayerEntity.Instance.FacingDirection = interactTarget.ToVector2() - PlayerEntity.Instance.Position;
var interactWith = _expiringSpatialHash.ValueAt(interactTarget);
if (interactWith != null)
{
var story = interactWith.Interact();
story.Continue();
var entityDialogBox = DialogBox as EntityStoryBoxDialog;
entityDialogBox?.StartStory(story, interactWith);
}
else if (Flags.AcquireRod)
{
if (WaterCollision(interactTarget))
{
var random = new Random();
var fishComplete = random.Next(3) == 0;
var scriptName = fishComplete ? "fish_success.ink" : "fish_fail.ink";
var fishScript = StoryImporter.ReadStory(scriptName);
var story = new GameFrameStory(fishScript);
if (fishComplete)
{
Flags.FishCount++;
story.ChoosePathString("dialog");
story.SetVariableState("fish_count", Flags.FishCount);
}
story.Continue();
DialogBox.StartStory(story);
}
}
}
}
