public Blob(Blob existingBlob)
{
id = Guid.NewGuid();
state = new SearchingState(this);
this.props = existingBlob.GetBlobProps();
this.position = new RadialPosition(existingBlob.GetPosition());
this.home = new RadialPosition(existingBlob.GetHome());
this.satiety = Satiety.None;
}
public Blob(BlobProps props)
{
id = Guid.NewGuid();
state = new SearchingState(this);
this.props = props;
this.position = new RadialPosition();
this.home = new RadialPosition();
this.satiety = Satiety.None;
}
public double Distance(RadialPosition rp)
{
double x_1 = rp.radius * Math.Cos(rp.theta);
double y_1 = rp.radius * Math.Sin(rp.theta);
double x_2 = this.radius * Math.Cos(this.theta);
double y_2 = this.radius * Math.Sin(this.theta);
return(Math.Sqrt(Math.Pow(x_2 - x_1, 2) + Math.Pow(y_2 - y_1, 2)));
}
private void PlaceBlobsUniformly()
{
Utils.Shuffle <Blob>(this.blobs);
int blobCount = this.blobs.Count;
double spacing = (2 * Math.PI) / blobCount;
for (int i = 0; i < blobCount; i++)
{
RadialPosition home = new RadialPosition(1, spacing * (i + 1));
this.blobs[i].SetPosition(home);
this.blobs[i].SetHome(home);
}
}
public void StepTo(RadialPosition rp, double stepSize)
{
double x_1 = this.radius * Math.Cos(this.theta);
double y_1 = this.radius * Math.Sin(this.theta);
double x_2 = rp.radius * Math.Cos(rp.theta);
double y_2 = rp.radius * Math.Sin(rp.theta);
// Calculate the normalized subtraction vector
double delta_x = x_2 - x_1;
double delta_y = y_2 - y_1;
double magnitude = Math.Sqrt(Math.Pow(delta_x, 2) + Math.Pow(delta_y, 2));
double scale = stepSize / magnitude;
this.SetNewCoordinates(x_1 + delta_x * scale, y_1 + delta_y * scale);
}
internal List <FoodSite> FindFoodSiteNear(RadialPosition pos, double radius)
{
ensureSimulationActive();
List <FoodSite> food = new List <FoodSite>();
foreach (FoodSite f in this.food)
{
RadialPosition f_pos = f.GetPosition();
double dist = f_pos.Distance(pos);
if (dist <= radius)
{
food.Add(f);
}
}
return(food);
}
internal List <Blob> FindBlobsNear(RadialPosition pos, double radius)
{
ensureSimulationActive();
List <Blob> blobs = new List <Blob>();
foreach (Blob b in this.blobs)
{
RadialPosition b_pos = b.GetPosition();
double dist = b_pos.Distance(pos);
if (dist <= radius)
{
blobs.Add(b);
}
}
return(blobs);
}
public RadialPosition(RadialPosition rp)
{
this.theta = rp.theta;
this.radius = rp.radius;
}
public void SetPosition(RadialPosition position)
{
this.position = position;
}
public void SetHome(RadialPosition rp)
{
this.home = new RadialPosition(rp);
}
public void SetPosition(RadialPosition rp)
{
this.position = new RadialPosition(rp);
}