public void ResetParams()
{
emitParams.ResetAngularVelocity();
emitParams.ResetAxisOfRotation();
emitParams.ResetPosition();
emitParams.ResetRandomSeed();
emitParams.ResetRotation();
emitParams.ResetStartColor();
emitParams.ResetStartLifetime();
emitParams.ResetStartSize();
emitParams.ResetVelocity();
}
private void Update()
{
#region Length Psys
// GetParticles is allocation free because we reuse the m_Particles buffer between updates
m_LengthPSys.GetParticles(m_LengthParticles);
// Change only the particles that are alive
for (int i = 0; i < m_LengthParticleCount; i++)
{
float norm = (float)i / (float)m_LengthParticleCount;
float rand = norm * (m_Count - 1);
int index = (int)Mathf.Floor(rand);
float lerp = rand - index;
Vector3 pos;
if (index == 0)
{
pos = Vector3.Lerp(transform.position, m_Followers[0].transform.position, lerp);
}
else
{
pos = Vector3.Lerp(m_Followers[index - 1].transform.position, m_Followers[index].transform.position, lerp);
}
m_LengthParticles[i].position = pos;
float offsetSize = (((Mathf.Sin((Time.time + i) * .3f) + 1) / 2f) * .95f);
m_LengthParticles[i].size = .02f + m_LengthSizeCurve.Evaluate(norm) * offsetSize;
}
// Apply the particle changes to the particle system
m_LengthPSys.SetParticles(m_LengthParticles, m_LengthParticleCount);
#endregion
#region Emit Psys
float speed = 0;
for (int i = 0; i < m_Followers.Length; i++)
{
speed += m_Followers[i]._CurrentSpeed;
}
speed /= m_MaxSpeed;
int emitCount = (int)m_EmitCurve.Evaluate(speed);
for (int i = 0; i < emitCount; i++)
{
float rand = Random.Range(0f, (float)m_Count - 1);
int index = (int)Mathf.Floor(rand);
float lerp = rand - index;
Vector3 emitPos = Vector3.Lerp(m_Followers[index].transform.position, m_Followers[index + 1].transform.position, lerp);
m_EmitParams.position = emitPos;
m_EmitParams.startSize = .07f * (1 - (rand / (float)m_Count)) * (m_Followers[index]._CurrentDirection.magnitude * m_SizeByVel);
m_EmitParams.velocity = m_Followers[index]._CurrentDirection * m_InheritVelLrg;
m_FollowPSys.Emit(m_EmitParams, 1);
if (lerp < .5f)
{
m_EmitParams.ResetStartSize();
m_EmitParams.velocity = m_Followers[index]._CurrentDirection * m_InheritVelSmall;
m_FollowPSys2.Emit(m_EmitParams, 1);
}
}
#endregion
}