/// <summary>
///
/// </summary>
/// <param name="direction"></param>
/// <param name="throwInfo"></param>
/// <param name="multiplier"></param>
/// <returns></returns>
private IEnumerator RollCoroutine(Vector2 direction, GrenadeThrowInfo throwInfo, float multiplier)
{
_rollDirection = direction;
var rigidbody = GetComponent <Rigidbody2D>();
var elapsed = 0.0f;
var oldPosition = throwInfo.rollCurve.Evaluate(elapsed);
while (elapsed < throwInfo.rollDuration)
{
yield return(new WaitForFixedUpdate());
elapsed += GameplayStatics.gameFixedDeltaTime;
var rollPosition = throwInfo.rollCurve.Evaluate(elapsed / throwInfo.rollDuration);
var diff = (rollPosition - oldPosition) * throwInfo.rollMoveSpeed;
float radians = Mathf.Deg2Rad * Vector2.SignedAngle(Vector2.right, _rollDirection);
rigidbody.velocity = new Vector2(Mathf.Cos(radians), Mathf.Sin(radians)) * diff * multiplier;
var rotation = diff * throwInfo.rollRotSpeed;
if (_rollDirection.x >= 0.0f)
{
rotation *= -1.0f;
}
rotation += _subRenderer.transform.localRotation.z;
rotation %= 360.0f;
var throwPosition = throwInfo.throwCurve.Evaluate(elapsed / throwInfo.rollDuration);
_subRenderer.transform.localRotation = Quaternion.Euler(0.0f, 0.0f, rotation * multiplier);
_subRenderer.transform.localPosition = new Vector2(0.0f, throwPosition * throwInfo.throwMultiplier) * multiplier;
}
rigidbody.velocity = Vector2.zero;
rigidbody.constraints = RigidbodyConstraints2D.FreezeRotation;
}
/// <summary>
///
/// </summary>
private void Throw(GrenadeThrowInfo throwInfo, float multiplier)
{
var pickable = Instantiate(_pickablePrefab, character.transform.position, Quaternion.identity).GetComponent <GrenadePickable>();
pickable.Initialize(weaponDescriptor);
pickable.isPickable = false;
var pickableRenderer = pickable.GetComponent <SpriteRenderer>();
pickableRenderer.sprite = null;
var behaviour = pickable.GetComponent <GrenadeBehaviour>();
var renderer = behaviour.subRenderer;
if (_grenadeBehaviour != null)
{
behaviour.CopyFrom(_grenadeBehaviour);
behaviour.spriteRenderer = pickableRenderer;
}
behaviour.RollOnTheFloor(character.targetOrientation, throwInfo, multiplier);
character.ClearWeapon(this, false);
}
/// <summary>
///
/// </summary>
/// <param name="direction"></param>
/// <param name="throwInfo"></param>
/// <param name="multiplier"></param>
public void RollOnTheFloor(Vector2 direction, GrenadeThrowInfo throwInfo, float multiplier)
{
StartCoroutine(RollCoroutine(direction, throwInfo, multiplier));
}