internal StateController(StateControllerBuilder <T, TContext> builder)
{
DefaultState = builder.DefaultState;
CurrentState = DefaultState;
_states = builder._states;
States = new ReadOnlyCollection <T>(builder.States.ToArray());
}
/// <inheritdoc/>
public override StateController BuildController()
{
Initialize();
var builder = new StateControllerBuilder();
var stateMap = BuildStates(builder, _states);
var typeOrder = new Type[] {
typeof(StateAsset),
typeof(StateGroupAsset),
};
var transitions = _states.OrderBy(s => Array.IndexOf(typeOrder, s.GetType()))
.SelectMany(s => s.Transitions);
BuildTransitions(transitions, stateMap);
return(builder.Build());
}
static Dictionary <StateAsset, State> BuildStates(StateControllerBuilder builder,
List <BaseStateAsset> stateAssets)
{
var stateMap = new Dictionary <StateAsset, State>();
uint id = 0;
foreach (var stateAsset in stateAssets.OfType <StateAsset>().OrderBy(s => s.name))
{
if (stateAsset == null || stateMap.ContainsKey(stateAsset))
{
continue;
}
State state = stateAsset.BuildState(id);
builder.AddState(state);
stateMap[stateAsset] = state;
id++;
}
return(stateMap);
}
public StateController <CharacterState, CharacterContext> BuildCharacterControllerImpl(StateControllerBuilder <CharacterState, CharacterContext> builder)
{
Builder = builder;
InjectState(this);
// Declare Smash Attacks
SmashUp.Charge.Data.SmashAttack = SmashAttack.Charge;
SmashSide.Charge.Data.SmashAttack = SmashAttack.Charge;
SmashDown.Charge.Data.SmashAttack = SmashAttack.Charge;
SmashUp.Attack.Data.SmashAttack = SmashAttack.Attack;
SmashSide.Attack.Data.SmashAttack = SmashAttack.Attack;
SmashDown.Attack.Data.SmashAttack = SmashAttack.Attack;
// Ground Attacks
new [] { Idle, Walk, CrouchStart, Crouch, CrouchEnd }
// Smash Attacks
.AddTransitions <CharacterState, CharacterContext>(context => {
var input = context.Input;
if (!input.Attack.WasPressed)
{
return(null);
}
switch (input.Smash.Direction)
{
case Direction.Right:
case Direction.Left:
return(SmashSide.Charge);
case Direction.Up:
return(SmashUp.Charge);
case Direction.Down:
return(SmashDown.Charge);
}
return(null);
})
// Tilt Attacks
.AddTransitions <CharacterState, CharacterContext>(context => {
var input = context.Input;
if (!input.Attack.WasPressed)
{
return(null);
}
switch (input.Movement.Direction)
{
case Direction.Right:
case Direction.Left:
return(TiltSide);
case Direction.Up:
return(TiltUp);
case Direction.Down:
return(TiltDown);
}
return(Neutral);
});
SmashUp.Charge.AddTransitionTo(SmashUp.Attack);
SmashDown.Charge.AddTransitionTo(SmashDown.Attack);
SmashSide.Charge.AddTransitionTo(SmashSide.Attack);
TiltDown.AddTransitionTo(Crouch, Input(i => i.Movement.Direction == Direction.Down));
new[] { Neutral, TiltUp, TiltDown, TiltSide, SmashUp.Attack, SmashDown.Attack, SmashSide.Attack }
.AddTransitionTo(Idle);
new [] { Fall, Jump, JumpAerial }
.AddTransitions(Land, ctx => ctx.IsGrounded)
// Aerial Attacks
.AddTransitions <CharacterState, CharacterContext>(context => {
var input = context.Input;
if (!input.Attack.WasPressed)
{
return(null);
}
switch (input.Movement.Direction)
{
case Direction.Right:
return(context.Direction >= 0f ? AerialForward : AerialBackward);
case Direction.Left:
return(context.Direction >= 0f ? AerialBackward : AerialForward);
case Direction.Up:
return(AerialUp);
case Direction.Down:
return(AerialDown);
}
return(AerialNeutral);
});
new[] { AerialForward, AerialBackward, AerialDown, AerialUp, AerialNeutral }
.AddTransitions(AerialAttackLand, ctx => ctx.IsGrounded)
.AddTransitionTo(Fall);
AerialAttackLand.AddTransitionTo(Idle);
// Aerial Movement
new [] { Idle, Walk, Dash, Run, RunTurn, RunBrake, CrouchStart, Crouch, CrouchEnd, Shield.Main }
.AddTransitions(JumpStart, ctx => ctx.Input.Jump.WasPressed && ctx.CanJump);
new[] { JumpStart, JumpAerial }.AddTransitionTo(Jump);
new[] { Jump, Fall }.AddTransitions(JumpAerial, ctx => ctx.Input.Jump.WasPressed && ctx.CanJump)
.AddTransitions(EscapeAir, Input(i => i.Shield.WasPressed));
Jump.AddTransition(Idle, ctx => ctx.NormalizedStateTime >= 1.0f && ctx.IsGrounded)
.AddTransition(Fall, ctx => ctx.NormalizedStateTime >= 1.0f && !ctx.IsGrounded);
EscapeAir.AddTransitionTo(FallHelpless);
new[] { Fall, FallHelpless, EscapeAir }.AddTransitions(Land, ctx => ctx.IsGrounded);
Land.AddTransitionTo(Idle);
Func <Func <PlayerInputContext, DirectionalInput>, Func <CharacterContext, bool> >
movementContext = func => {
return(ctx => !DirectionInput(Direction.Down)(ctx) &&
Input(i => Mathf.Abs(func(i).Value.x) > DirectionalInput.DeadZone)(ctx));
};
// Running States
Idle.AddTransition(Dash, movementContext(i => i.Smash));
Dash.AddTransitionTo(Idle, DirectionInput(Direction.Neutral));
new[] { Dash, RunTurn }.AddTransitionTo(Run);
Run.AddTransition(RunBrake, DirectionInput(Direction.Neutral));
Run.AddTransition(RunTurn,
ctx => !Mathf.Approximately(Mathf.Sign(ctx.Input.Movement.Value.x), Mathf.Sign(ctx.Direction)));
RunBrake.AddTransitionTo(Idle);
// Ground Movement
new[] { Idle, Walk, Run }
.AddTransitions(CrouchStart, DirectionInput(Direction.Down))
.AddTransitions(Fall, ctx => !ctx.IsGrounded);
Idle.AddTransition(Walk, movementContext(i => i.Movement));
Walk.AddTransition(Idle, DirectionInput(Direction.Neutral));
// Crouching States
CrouchStart.AddTransitionTo(Crouch);
CrouchEnd.AddTransitionTo(Idle);
new[] { CrouchStart, Crouch, CrouchEnd }.AddTransitions(Fall, ctx => !ctx.IsGrounded);
Crouch.AddTransition(CrouchEnd, Input(i => i.Movement.Direction != Direction.Down));
// Ledge States
new[] { Idle, Fall, FallHelpless }.AddTransitions(LedgeGrab, ctx => ctx.State.IsGrabbingLedge);
LedgeGrab.AddTransitionTo(LedgeIdle);
LedgeIdle.AddTransition(LedgeRelease, ctx => !ctx.State.IsGrabbingLedge)
.AddTransition(LedgeClimb, DirectionInput(Direction.Up))
.AddTransition(LedgeJump, ctx => ctx.Input.Jump.WasPressed && ctx.CanJump)
.AddTransition(LedgeAttack, Attack());
LedgeJump.AddTransitionTo(Jump);
new[] { LedgeRelease, LedgeClimb, LedgeEscape, LedgeAttack }
.AddTransitions(Idle, ctx => ctx.NormalizedStateTime >= 1.0f && ctx.IsGrounded)
.AddTransitions(Fall, ctx => ctx.NormalizedStateTime >= 1.0f && !ctx.IsGrounded);
// Shielding
Idle.AddTransition(Shield.On, Input(i => i.Shield.Current));
Shield.On.AddTransition(Shield.Perfect, ctx => ctx.State.IsHit)
.AddTransitionTo(Shield.Main);
Shield.Main.AddTransition(Shield.Broken, ctx => ctx.State.ShieldDamage <= 0)
.AddTransition(Shield.Off, Input(i => !i.Shield.Current));
Shield.Off.AddTransitionTo(Idle);
new[] { Shield.Broken, Shield.Stunned, Idle }.Chain();
// Rolls/Sidesteps
Shield.Main
.AddTransition(EscapeForward, ctx => {
if (ctx.Direction > 0f)
{
return(DirectionalSmash(Direction.Right)(ctx));
}
else
{
return(DirectionalSmash(Direction.Left)(ctx));
}
})
.AddTransition(EscapeBackward, ctx => {
if (ctx.Direction > 0f)
{
return(DirectionalSmash(Direction.Left)(ctx));
}
else
{
return(DirectionalSmash(Direction.Right)(ctx));
}
})
.AddTransition(Escape, DirectionInput(Direction.Down));
new[] { Escape, EscapeForward, EscapeBackward }.AddTransitionTo(Shield.Main);
Builder.WithDefaultState(Idle);
BuildCharacterController();
return(Builder.Build());
}
internal StateController(StateControllerBuilder builder)
{
DefaultState = builder.DefaultState;
States = new ReadOnlyCollection <State>(builder.States.ToArray());
}