/// <summary>
/// Updates the distance travelled and checks if footstep events need to be fired
/// </summary>
public void Tick()
{
var currentPosition = m_Transform.position;
//If the character has not moved or is not grounded then ignore the calculations that follow
if (currentPosition == m_PreviousPosition || !brain.controllerAdapter.isGrounded)
{
m_PreviousPosition = currentPosition;
return;
}
m_SqrTravelledDistance += (currentPosition - m_PreviousPosition).sqrMagnitude;
if (m_SqrTravelledDistance >= m_SqrDistanceThreshold)
{
m_SqrTravelledDistance = 0;
var data =
new MovementEventData(m_Transform, Mathf.Clamp01(brain.planarSpeed / m_MaximumSpeed));
PlayFootstep(data);
m_IsLeftFoot = !m_IsLeftFoot;
}
m_PreviousPosition = currentPosition;
}
/// <summary>
/// Plays the particles and scales them based on magnitude
/// </summary>
/// <param name="movementEventData">The data driving the movement event</param>
/// <param name="effectMagnitude">The magnitude of the effect used for scaling the particle system size</param>
protected override void PlayMovementEvent(MovementEventData movementEventData, float effectMagnitude)
{
var scale = Vector3.one * effectMagnitude;
foreach (var particleSystem in m_ParticleSystems)
{
particleSystem.transform.localScale = scale;
particleSystem.Play();
}
}
public void OnMovedOnGround(MovementEventData eventData)
{
if (!m_EnabledInEditor || !enabled || m_HopSequence.Active)
{
return;
}
Hop(eventData.m_NormalizedDelta);
}
/// <summary>
/// Plays the movement event at a set location
/// </summary>
/// <param name="movementEventData"></param>
public void Play(MovementEventData movementEventData)
{
if (movementEventData.firedFrom != null)
{
transform.position = movementEventData.firedFrom.position;
if (m_SetRotation)
{
transform.rotation = movementEventData.firedFrom.rotation;
}
}
PlayMovementEvent(movementEventData);
}
// Handles footstep effects
void PlayFootstep(MovementEventData movementEventData)
{
CheckArea();
if (m_IsLeftFoot)
{
PlayLeftFoot(movementEventData);
}
else
{
PlayRightFoot(movementEventData);
}
m_IsLeftFoot = !m_IsLeftFoot;
}
public void Move(float input)
{
if (!enabled)
{
return;
}
if (m_Boosting)
{
if (m_BoostTimer >= m_LatestBoostDelay)
{
// "Input alignment" is basically the 1D dot product of the X velocity
// and the movement input
var xVelocity = m_Rigidbody.velocity.x;
var inputAlignment = xVelocity * input;
if (inputAlignment < 0)
{
EndBoosting();
}
}
}
else // if not boosting
{
var velocity = m_Rigidbody.velocity;
velocity.x = input * m_MovementSpeed;
m_Rigidbody.velocity = velocity;
if (Mathf.Abs(input) > 0)
{
var deltaX = m_Transform.position.x - m_PreviousX;
var currentSpeed = deltaX / Time.deltaTime;
var normalizedDelta = currentSpeed / m_MovementSpeed;
var eventData = new MovementEventData()
{
m_NormalizedDelta = normalizedDelta,
};
m_Events.Moved.Invoke(eventData);
if (m_Grounded)
{
m_Events.MovedOnGround.Invoke(eventData);
}
}
m_PreviousX = m_Transform.position.x;
}
}
/// <summary>
/// Selects an audio clip (by cycling through them) and changes the volume based on <paramref name="effectMagnitude"/>
/// </summary>
/// <param name="movementEventData">The <see cref="MovementEventData"/> data</param>
/// <param name="effectMagnitude">The magnitude of the effect</param>
protected override void PlayMovementEvent(MovementEventData movementEventData, float effectMagnitude)
{
if (m_Source == null)
{
return;
}
if (m_Clips.Length != 0)
{
if (m_CurrentSoundIndex >= m_Clips.Length)
{
m_CurrentSoundIndex = 0;
}
m_Source.PlayOneShot(m_Clips[m_CurrentSoundIndex++], effectMagnitude);
return;
}
m_Source.volume = effectMagnitude;
m_Source.Play();
}
// Plays the right foot movement events
// movementEventData: the data need to play the event
// physicMaterial: physic material of the footstep
void HandleRightFoot(MovementEventData movementEventData, PhysicMaterial physicMaterial)
{
SetPhysicMaterial(physicMaterial);
movementEventData.normalizedSpeed = Mathf.Clamp01(m_ThirdPersonBrain.planarSpeed / m_MaximumSpeed);
PlayRightFoot(movementEventData);
}
/// <summary> /// Plays the event using the effectMagnitude /// </summary> /// <param name="movementEventData">The current <see cref="MovementEventData"/> to be played</param> /// <param name="effectMagnitude">The magnitude of the effect - this is the actual value and not a normalized value</param> protected abstract void PlayMovementEvent(MovementEventData movementEventData, float effectMagnitude);
/// <summary>
/// Intercepts the movement event call, calculates and appends the effect magnitude
/// </summary>
/// <param name="movementEventData">The <see cref="MovementEventData"/> that is intercepted</param>
protected void PlayMovementEvent(MovementEventData movementEventData)
{
var effectMagnitude = Evaluate(movementEventData.normalizedSpeed);
PlayMovementEvent(movementEventData, effectMagnitude);
}
