public ParticleSystem(Random r, PVector2 position, int numParticles, int maxAge)
{
Random = r;
Position = position;
NumParticles = numParticles;
MaxAge = maxAge;
AgeVarience = (int)(MaxAge * 0.4f);
Attractors = new List<Attractor>();
CurNumParticles = 0;
Particles = new Particle[NumParticles];
for (int i = 0; i < 10; i++) {
Particles[i] = CreateParticle();
}
CurNumParticles = 10;
}
public Attractor(PVector2 pos)
{
Position = pos;
}
public ZeroFountain(Random r, PVector2 p)
: base(r, p)
{
}
public static void Sub(ref PVector2 a, ref PVector2 b, out PVector2 dest)
{
FInt.Sub(ref a.X, ref b.X, out dest.X);
FInt.Sub(ref a.Y, ref b.Y, out dest.Y);
}
public static void Multiply(ref PVector2 v, ref FInt i, out PVector2 o)
{
FInt.Multiply(ref v.X, ref i, out o.X);
FInt.Multiply(ref v.Y, ref i, out o.Y);
}
public static void Add(ref PVector2 a, ref PVector2 b, out PVector2 c)
{
FInt.Add(ref a.X, ref b.X, out c.X);
FInt.Add(ref a.Y, ref b.Y, out c.Y);
}
