public Particle(Vector2 p, float w, float h, Texture2D t, Vector2 targetPos) : base(p)
{
texture = t;
killParticle = false;
setTargetPosition(targetPos);
killCondition = ParticleKillCondition.position;
width = w;
height = h;
}
public Particle(Vector2 p, float w, float h, Texture2D t, float killTime) : base(p)
{
texture = t;
killParticle = false;
toKillTime = Time.time + killTime;
killCondition = ParticleKillCondition.time;
width = w;
height = h;
}