public IState Execute(PlayerController p)
{
p.Move();
p.ApplyGravity();
p.DetermineFacing();
p.SpriteManager.AlignWith(p.Surface.SurfaceNormal);
if (p.Surface.Airborne)
{
return(new FallState());
}
if (p.Surface.Unstable)
{
// TODO: Make this an event or observable perhaps?
// So it isnt running every frame.
var animation = p.SpriteManager.GetAnimationState();
if (animation.IsName("Run"))
{
p.SpriteManager.SetAnimation("RunDifficult");
p.SpriteManager.Speed = 1f;
}
var v = p.GetSurfaceProjectedVelocity();
var i = p.Input.MovementHorizontal;
// We slip and fall if...
// We are on a slope above the slope angle threshold.
// We aren't inputting any movement.
// We are moving backward (relative to our input).
var aboveSlopeThreshold = p.Surface.SurfaceAngle > p.Surface.SlopeAngleThreshold;
var noInput = i.magnitude <= 0.01f;
var movingBackwards = Vector2.Dot(v.normalized, i.normalized) < 0f;
if (aboveSlopeThreshold)
{
if (noInput || movingBackwards)
{
return(new FallSlideState());
}
}
}
else
{
var v = p.GetSurfaceProjectedVelocity();
var i = p.GetSurfaceAlignedXInput();
var movingIntentionally = i.sqrMagnitude > 0.01f && v.sqrMagnitude > 0.01f;
var animation = p.SpriteManager.GetAnimationState();
/// Select an animation based on what we are doing:
// TODO: Make this an event or observable perhaps?
// So it isnt running every frame.
if (animation.IsName("RunDifficult"))
{
p.SpriteManager.SetAnimation("Run");
}
p.SpriteManager.Animator.SetBool("MovingIntentionally", movingIntentionally);
p.SpriteManager.Animator.SetBool("Pushing", p.TowardWall(i));
// Scale animation with relative speed.
if (animation.IsName("Run"))
{
var aligned = Vector2.Dot(v.normalized, i) > 0;
var speed = aligned ? v.magnitude : 0f;
p.SpriteManager.Speed = Mathf.Clamp01(speed);
}
else
{
p.SpriteManager.Speed = 1f;
}
}
foreach (var input in p.Input)
{
if (input.Action == InputActions.JumpDown)
{
return(new JumpState());
}
if (input.Action == InputActions.AttackDown)
{
return(new AttackState());
}
p.Input.Release(input);
}
return(null);
}
public IState Execute(PlayerController p)
{
p.DetermineFacing();
if (accelerationCurve != null)
{
var accel = p.Physics.Acceleration * accelerationCurve.Evaluate(Time.time - startTime);
p.Move(p.Physics.Speed, accel);
}
else
{
p.Move();
}
// While inside the jump extend window, we don't apply gravity.
var extendTime = p.JumpExtendTime;
var outsideExtendWindow = Utility.Elapsed(startTime, extendTime);
if (outsideExtendWindow)
{
p.ApplyGravity();
}
foreach (var input in p.Input)
{
if (input.Action == InputActions.AttackDown)
{
return(new AttackState());
}
// If we release the button mid-jump, cap our upward momentum and start to fall.
if (cappable && input.Action == InputActions.JumpUp && !outsideExtendWindow)
{
p.CapJumpIfRising();
return(CreateFallState());
}
// Walljumping.
if (input.Action == InputActions.JumpDown)
{
if (p.SweepForWall(Vector2.right))
{
return(PlayerController.WallJump(p, Vector2.left));
}
if (p.SweepForWall(Vector2.left))
{
return(PlayerController.WallJump(p, Vector2.right));
}
}
p.Input.Release(input);
}
if (p.Falling)
{
return(CreateFallState());
}
if (p.Surface.Unstable)
{
return(new FallSlideState());
}
return(null);
}
public IState Execute(PlayerController p)
{
p.ApplyGravity();
p.DetermineFacing();
if (accelerationCurve != null)
{
var accel = p.Physics.Acceleration * accelerationCurve.Evaluate(Time.time - atTime);
p.Move(p.Physics.Speed, accel);
}
else
{
p.Move();
}
// Wall Jumping / Attacking
foreach (var input in p.Input)
{
if (input.Action == InputActions.AttackDown)
{
return(new AttackState());
}
if (input.Action == InputActions.JumpDown)
{
if (p.SweepForWall(Vector2.right))
{
return(PlayerController.WallJump(p, Vector2.left));
}
if (p.SweepForWall(Vector2.left))
{
return(PlayerController.WallJump(p, Vector2.right));
}
// Coyote Time
if (p.StateMachine.PreviousState is RunState && !Utility.Elapsed(startTime, p.CoyoteTime))
{
return(new JumpState());
}
}
p.Input.Release(input);
}
if (p.Surface.Grounded)
{
var moving = p.GetSurfaceProjectedVelocity().sqrMagnitude > 0.01f;
p.SpriteManager.SetAnimation(moving ? "LandMoving" : "LandStationary");
return(new RunState());
}
if (p.Surface.ContactingWall)
{
// Wallslide.
var i = p.GetSurfaceAlignedXInput();
if (!p.AwayFromWall(i) && p.SweepForWall(-p.Surface.WallNormal))
{
return(new WallSlideState());
}
}
if (p.Surface.Unstable)
{
return(new FallSlideState());
}
return(null);
}