public void Generate(Texture2D texture, int lifeSpan)
{
float rotation = (float)(rand.NextDouble() * 2 * Math.PI);
double velMulti = (rand.NextDouble() * (radii.Y - radii.X)) + radii.X;
float vX = (float)(Math.Cos(rotation) * velMulti);
float vY = (float)(Math.Sin(rotation) * velMulti);
Color partColor = new Color(rand.Next((int)rgb.Item1.X, (int)rgb.Item1.Y), rand.Next((int)rgb.Item2.X, (int)rgb.Item2.Y), rand.Next((int)rgb.Item3.X, (int)rgb.Item3.Y));
// texture, position, tint, scale, velocity, decelerationFactor, lifeSpan
partSys.AddParticle(new Particle(texture, sourcePosition, partColor, scale, transparency, new Vector2(vX, vY), 0.99f, lifeSpan));
}
