public SPH_Engine(int n)
{
this.num_particles = n;
this.SpringArray = new Spring_Array(n);
rand = new Random();
}
//methods
public void CreateSpringArray()
{
this.SpringArray = new Spring_Array(num_particles);
}
public void ResetSprings()
{
this.SpringArray = new Spring_Array(num_particles);
}
