void FixedUpdate()
{
// Get current head position
float currentHeight = head.localPosition.y;
if (IsKeyPressed(keys))
{
// Crouch down
float minHeight = defaultHeadYLocalPosition - crouchYLocalPosition;
// Enforce crouched y local position animation of the head.
if (minHeight < currentHeight)
{
head.localPosition = new Vector3(head.localPosition.x, head.localPosition.y - 0.1f, head.localPosition.z);
}
// Lower the capsule collider.
if (capsuleCollider)
{
capsuleCollider.height = defaultCapsuleColliderHeight - (defaultHeadYLocalPosition - crouchYLocalPosition);
capsuleCollider.center = Vector3.up * capsuleCollider.height * .5f;
}
// Set state.
if (!isCrouched)
{
isCrouched = true;
CrouchStart?.Invoke();
}
}
else
{
// Will the Real Slim Shady please stand up?
float maxHeight = defaultHeadYLocalPosition;
// Reset the head to its default y local position.
if (currentHeight < maxHeight)
{
head.localPosition = new Vector3(head.localPosition.x, head.localPosition.y + 0.1f, head.localPosition.z);
}
// Reset the capsule collider's position.
if (capsuleCollider)
{
capsuleCollider.height = defaultCapsuleColliderHeight;
capsuleCollider.center = Vector3.up * capsuleCollider.height * .5f;
}
// Reset state.
isCrouched = false;
CrouchEnd?.Invoke();
}
}
void LateUpdate()
{
if (Input.GetKey(key))
{
// Enforce crouched y local position of the head.
head.localPosition = new Vector3(head.localPosition.x, crouchYLocalPosition, head.localPosition.z);
// Lower the capsule collider.
if (capsuleCollider)
{
capsuleCollider.height = defaultCapsuleColliderHeight - (defaultHeadYLocalPosition - crouchYLocalPosition);
capsuleCollider.center = Vector3.up * capsuleCollider.height * .5f;
}
// Set state.
if (!IsCrouched)
{
IsCrouched = true;
SetSpeedOverrideActive(true);
CrouchStart?.Invoke();
}
}
else if (IsCrouched)
{
// Reset the head to its default y local position.
head.localPosition = new Vector3(head.localPosition.x, defaultHeadYLocalPosition, head.localPosition.z);
// Reset the capsule collider's position.
if (capsuleCollider)
{
capsuleCollider.height = defaultCapsuleColliderHeight;
capsuleCollider.center = Vector3.up * capsuleCollider.height * .5f;
}
// Reset state.
IsCrouched = false;
SetSpeedOverrideActive(false);
CrouchEnd?.Invoke();
}
}
void LateUpdate()
{
if (Input.GetKey(key))
{
// Enforce a low head.
if (headToLower)
{
// If we don't have the defaultHeadYLocalPosition, get it now.
if (!defaultHeadYLocalPosition.HasValue)
{
defaultHeadYLocalPosition = headToLower.localPosition.y;
}
// Lower the head.
headToLower.localPosition = new Vector3(headToLower.localPosition.x, crouchYHeadPosition, headToLower.localPosition.z);
}
// Enforce a low colliderToLower.
if (colliderToLower)
{
// If we don't have the defaultColliderHeight, get it now.
if (!defaultColliderHeight.HasValue)
{
defaultColliderHeight = colliderToLower.height;
}
// Get lowering amount.
float loweringAmount;
if (defaultHeadYLocalPosition.HasValue)
{
loweringAmount = defaultHeadYLocalPosition.Value - crouchYHeadPosition;
}
else
{
loweringAmount = defaultColliderHeight.Value * .5f;
}
// Lower the colliderToLower.
colliderToLower.height = Mathf.Max(defaultColliderHeight.Value - loweringAmount, 0);
colliderToLower.center = Vector3.up * colliderToLower.height * .5f;
}
// Set IsCrouched state.
if (!IsCrouched)
{
IsCrouched = true;
SetSpeedOverrideActive(true);
CrouchStart?.Invoke();
}
}
else
{
if (IsCrouched)
{
// Rise the head back up.
if (headToLower)
{
headToLower.localPosition = new Vector3(headToLower.localPosition.x, defaultHeadYLocalPosition.Value, headToLower.localPosition.z);
}
// Reset the colliderToLower's height.
if (colliderToLower)
{
colliderToLower.height = defaultColliderHeight.Value;
colliderToLower.center = Vector3.up * colliderToLower.height * .5f;
}
// Reset IsCrouched.
IsCrouched = false;
SetSpeedOverrideActive(false);
CrouchEnd?.Invoke();
}
}
}
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());
}