/// <summary>Spawns a particle at the given position (in world space).</summary>
/// <param name="position">Position in world space.</param>
/// <param name="velocity">Velocity.</param>
/// <param name="acceleration">Acceleration.</param>
/// <param name="count">The number of particles spawned at the same time as this one.</param>
/// <param name="visible">Whether or not to render the particle.</param>
void SpawnParticle(Vector3 position, Vector3 prevPosition, Vector3 velocity, float acceleration, int count, bool visible = true)
{
// get best array index
int index;
if (particlesOverwriteStack.Count > 0)
{
index = particlesOverwriteStack.Pop();
}
else if (particlesUpperIndex < particles.Length - 1)
{
index = ++particlesUpperIndex;
}
else
{
Debug.LogWarning("Cannot spawn particle; particles array is full.");
return;
}
// create particle
particles[index] = new ParticleShockwaveParticle(position, velocity, acceleration, count);
particles[index].prevPosition = prevPosition;
if (particlesUpperIndex == particles.Length - 1)
{
Debug.LogError("The particles array is full. (array size: " + particles.Length + ") Particles will only be spawned if other particles are killed.");
}
aliveParticlesCount++;
}
/// <summary>Copy constructor for a particle.</summary>
/// <param name="particle">The ParticleShockwaveParticle to copy</param>
public ParticleShockwaveParticle(ParticleShockwaveParticle particle)
: this(particle.position, particle.direction, particle.speed, particle.constantAcceleration, particle.particlesCount)
{
initSpeed = particle.initSpeed;
initTime = particle.initTime;
alive = particle.alive;
}
