public Particle(ParticleSystemSettings settings, Vector2 position)
{
Position = position;
size = settings.Size.RandomFloat();
initial_size = size;
speed = settings.Speed.RandomInt();
lifetime = settings.Lifetime.RandomFloat();
initial_lifetime = lifetime;
acceleration = new Vector2(settings.AccX.RandomInt(), settings.AccY.RandomInt());
if (settings.Textures.Count == 0)
{
Texture = settings.Texture;
}
else
{
Texture = settings.Textures[Helper.Rand.Next(settings.Textures.Count)];
}
if (settings.Colors.Count == 0)
{
Color = settings.Color;
}
else
{
Color = settings.Colors[Helper.Rand.Next(settings.Colors.Count)];
}
Settings = settings;
}
public ParticleSystem(Vector2 position, ParticleSystemSettings settings)
{
Position = position;
Settings = settings;
Particles = new List <Particle>();
lifetime = Settings.SystemLifetime;
decimalDensity = settings.Density < 1;
}