public LargeBehavior()
{
int step = 0;
var walk = new Behavior <AIContext>(
context => CheckTarget(step = context.InitialStep, context.Target),
context => CheckTarget(++step, context.Target));
walk.Name = "walk";
var unlockDoor = new Behavior <AIContext>(
context => context.CanUnlock ? BehaviorResult.Success : BehaviorResult.Failure);
unlockDoor.Name = "unlock door";
var breakDoor = new Behavior <AIContext>(
context => BehaviorResult.Success);
breakDoor.Name = "break door";
var closeDoor = new Behavior <AIContext>(
context => BehaviorResult.Failure);
closeDoor.Name = "close door";
var checkIfDoorIsCLosed = new Question <AIContext>(
context => false);
checkIfDoorIsCLosed.Name = "is door closed?";
var lockDoor = new Behavior <AIContext>(
context => BehaviorResult.Success);
lockDoor.Name = "lock door";
var openDoor = new Selector <AIContext>(new[] { unlockDoor, breakDoor });
openDoor.Name = "open door";
Behavior = new Sequence <AIContext>(new[] { walk, openDoor, DecorateFor.AlwaysSucceeding(closeDoor), checkIfDoorIsCLosed, lockDoor });
Behavior.Name = "go to room";
}
public void WalkAndUnlockDoorBehaviorTest()
{
using (var sw = File.CreateText("WalkAndUnlockDoorBehaviorTest.info"))
{
int step = 0;
var walk = new Behavior <AIContext>(
context => CheckTarget(step = context.InitialStep, context.Target, sw.WriteLine),
context => CheckTarget(++step, context.Target, sw.WriteLine))
.TraceAs("Walk Action", sw.WriteLine);
var unlockDoor = new Behavior <AIContext>(
context => context.CanUnlock ? BehaviorResult.Success : BehaviorResult.Failure)
.TraceAs("Unlock Door Action", sw.WriteLine);
var breakDoor = new Behavior <AIContext>(
context => BehaviorResult.Success)
.TraceAs("Break Door Action", sw.WriteLine);
var closeDoor = new Behavior <AIContext>(
context => BehaviorResult.Failure)
.TraceAs("Close Door Action", sw.WriteLine);
var openDoor = new Selector <AIContext>(new[] { unlockDoor, breakDoor.TraceAs("BreakDoor") })
.TraceAs("Open Door Composite", sw.WriteLine);
var goToRoom = new Sequence <AIContext>(new[] { walk, openDoor, DecorateFor.AlwaysSucceeding(closeDoor) })
.TraceAs("Go To Room Composite", sw.WriteLine);
var aiContext = new AIContext();
for (int tick = 0; tick < 50; tick++)
{
goToRoom.Behave(aiContext);
}
}
}
public WalkBehavior()
{
IBehaviorNode <BehaviorContext> checkNextTile
= new Question <BehaviorContext>(
context => context.Level.NextTile is EmptyTile);
checkNextTile.Name = "next tile empty?";
IBehaviorNode <BehaviorContext> foundKey
= new Question <BehaviorContext>(
context => context.Level.Map[context.Level.PlayerPosition + 1] is Key);
foundKey.Name = "found a key?";
IBehaviorNode <BehaviorContext> foundDoor
= new Question <BehaviorContext>(
context => context.Level.Map[context.Level.PlayerPosition + 1] is Door);
foundDoor.Name = "found door?";
IBehaviorNode <BehaviorContext> doIHaveKey
= new Question <BehaviorContext>(context => context.Level.HaveKey);
doIHaveKey.Name = "have a key?";
IBehaviorNode <BehaviorContext> doIHaveEmptySpace
= new Question <BehaviorContext>(context => !context.Level.HaveKey);
doIHaveEmptySpace.Name = "inventory empty?";
IBehaviorNode <BehaviorContext> pickKeyUp
= new Behavior <BehaviorContext>(
context =>
{
context.Level.HaveKey = true;
context.Level.Map[context.Level.PlayerPosition + 1] = new EmptyTile();
return(BehaviorResult.Success);
});
pickKeyUp.Name = "pick key up";
IBehaviorNode <BehaviorContext> walk
= new Behavior <BehaviorContext>(context =>
context.Level.MovePlayer(1) ?
BehaviorResult.Success : BehaviorResult.Failure);
walk.Name = "go 1 step forward";
IBehaviorNode <BehaviorContext> skipKey
= new Behavior <BehaviorContext>(context =>
context.Level.MovePlayer(1) ?
BehaviorResult.Success : BehaviorResult.Failure);
skipKey.Name = "walk over key";
IBehaviorNode <BehaviorContext> unlockDoor
= new Behavior <BehaviorContext>(context =>
{
context.Level.Map[context.Level.PlayerPosition + 1] = new EmptyTile();
context.Level.HaveKey = false;
return(BehaviorResult.Success);
});
unlockDoor.Name = "unlock door";
IBehaviorNode <BehaviorContext> goBack
= new Behavior <BehaviorContext>(context =>
{
context.Level.MovePlayer(-1);
return(BehaviorResult.Success);
});
goBack.Name = "go 1 step back";
IBehaviorNode <BehaviorContext> isPreviousNodeKey
= new Question <BehaviorContext>(
context => context.Level.Map[context.Level.PlayerPosition - 1] is Key);
isPreviousNodeKey.Name = "found a key?";
IBehaviorNode <BehaviorContext> pickFoundKeyUp
= new Behavior <BehaviorContext>(
context =>
{
context.Level.HaveKey = true;
context.Level.Map[context.Level.PlayerPosition - 1] = new EmptyTile();
return(BehaviorResult.Success);
});
pickFoundKeyUp.Name = "pick key up";
var findKeySequence = new Sequence <BehaviorContext>(new[] { goBack, isPreviousNodeKey, pickFoundKeyUp });
findKeySequence.Name = "look for a key";
var repeatUntiFoundAKey = DecorateFor.RepeatingUntilSuccess(() =>
{
findKeySequence.Reset();
return(findKeySequence);
});
var pickupKeySequence = new Sequence <BehaviorContext>(new[] { doIHaveEmptySpace, pickKeyUp });
pickupKeySequence.Name = "try pick up";
var whatToDoWithKey = new Selector <BehaviorContext>(new[] { pickupKeySequence, skipKey });
whatToDoWithKey.Name = "handle key";
var keySequence = new Sequence <BehaviorContext>(new[] { foundKey, whatToDoWithKey });
keySequence.Name = "key obstacle";
var unlockDoorSequence = new Sequence <BehaviorContext>(new[] { doIHaveKey, unlockDoor });
unlockDoorSequence.Name = "try unlock";
var goThroughDoorSelector = new Selector <BehaviorContext>(new[] { unlockDoorSequence, repeatUntiFoundAKey });
goThroughDoorSelector.Name = "go through";
var doorSequence = new Sequence <BehaviorContext>(new[] { foundDoor, goThroughDoorSelector });
doorSequence.Name = "door obstacle";
var move = new Sequence <BehaviorContext>(new[] { checkNextTile, walk });
move.Name = "try walk";
var repeater = DecorateFor.RepeatingUntilFailure(() =>
{
move.Reset();
return(move);
});
Behavior = new Selector <BehaviorContext>(new[] { repeater, keySequence, doorSequence });
Behavior.Name = "move to end";
}
