/// <summary>
/// Calculates the point each animation curve point.
/// </summary>
private void CalculatePoint(float _point, int _loopNumber, BaseSpline.SplineIterator _iterator, SplineParticles _target, float _offset)
{
_iterator.SetOffsetPercent(_point);
//Calc modifiers
float lifeTimeModifier = _target.GetComponent<ParticleSystem>().startLifetime;
float loopsModifier = _target.loopNumber;
Vector3 currentPosition = _target.transform.TransformPoint(_iterator.GetPosition());
Vector3 tangentAtPoint = (_iterator.GetTangent().normalized);
Vector3 velocityAtPoint = Vector3.zero;
if (_point == 0 && _target.Spline.WrapMode == BaseSpline.SplineWrapMode.Loop)
{
_iterator.SetOffsetPercent(1-_target.pathQuality);
previousPoint = _target.transform.TransformPoint(_iterator.GetPosition());
}
else if (_point == 0 && _target.Spline.WrapMode != BaseSpline.SplineWrapMode.Loop)
{
_iterator.SetOffsetPercent(_point+_target.pathQuality);
previousPoint = _target.transform.TransformPoint(_iterator.GetPosition());
}
velocityAtPoint = (currentPosition - previousPoint).magnitude * tangentAtPoint;
previousPoint = currentPosition;
velocityAtPoint *= loopsModifier*(1/_target.pathQuality)/lifeTimeModifier;
_target.velocityCurveX.AddKey(_point/_loopNumber + _offset,velocityAtPoint.x);
_target.velocityCurveY.AddKey(_point/_loopNumber + _offset,velocityAtPoint.y);
_target.velocityCurveZ.AddKey(_point/_loopNumber + _offset,velocityAtPoint.z);
}
