public static Vehicle FindNearestVehicle(Vector3D pos)
{
Vehicle nearest = null;
double smallest = double.MaxValue;
foreach (Vehicle vehicle in Manager.Instance.Registered())
{
Bawl bawl = vehicle as Bawl;
if (bawl == null)
{
continue;
}
double distance = pos.DistanceSq(bawl.Position);
if (smallest > distance)
{
smallest = distance;
nearest = bawl;
}
}
return(nearest);
}
public static Vehicle FindNearestNeighbour(Vector3D pos)
{
Vehicle nearest = null;
double smallest = double.MaxValue;
World.PrepareVehicleNeighbours(GetVehiclePartition(pos));
foreach (Partition <Vehicle> p in World.CurrentNeighbours)
{
foreach (Vehicle vehicle in p.Members)
{
Bawl bawl = vehicle as Bawl;
if (bawl == null)
{
continue;
}
double distance = pos.DistanceSq(bawl.Position);
if (smallest > distance)
{
smallest = distance;
nearest = bawl;
}
}
}
return(nearest);
}
public static void MiniMapDrawBawl(Bawl bawl)
{
s_gWorldViewBuffer.DrawRectangle(
bawl.Pen,
(float)(bawl.Position.I / World.MiniMapRatioX),
(float)(bawl.Position.J / World.MiniMapRatioY),
1, 1);
}
public static void HighlightNearestBawl()
{
Bawl nearest = (Bawl)Entities.Pointer.NearestEntity;
if (nearest != null)
{
Renderer.DrawEllipse(
nearest.Position,
(int)nearest.Size + 6,
Pens.Black,
Brushes.Silver);
}
}
public static void Randomize()
{
for (int i = 0; i < 2000; i++)
{
double r = s_Random.NextDouble();
Bawl b = new Bawl(
new Vector3D(s_Random.Next((int)Settings.WorldSize.I), s_Random.Next((int)Settings.WorldSize.J), 0),
new Vector3D(s_Random.NextDouble(), s_Random.NextDouble(), 0),
new Vector3D(0, 0, 0),
new Vector3D(0, 0, 0),
new Vector3D(0, 0, 0),
0,
Pens.Yellow,
Renderer.Yellow,
0);
if (r < 0.01)
{
b.Mass = BawlMass.Huge;
b.Size = BawlSize.Huge;
b.Brush = Brushes.Yellow;
}
else if (r < 0.2)
{
b.Mass = BawlMass.Large;
b.Size = BawlSize.Large;
b.Brush = Brushes.Purple;
}
else if (r < 0.6)
{
b.Mass = BawlMass.Medium;
b.Size = BawlSize.Medium;
b.Brush = Brushes.Green;
}
else
{
b.Mass = BawlMass.Small;
b.Size = BawlSize.Small;
b.Brush = Brushes.Pink;
}
b.FSM.Change(State.Bawl.Float.Instance);
Manager.Instance.Register(b);
World.AddVehicle(b);
}
}
public EntryBawl(Group group, string name, Bawl bawl)
: base(group, name, bawl)
{
m_Bawl = bawl;
m_Width = (int)BawlSize.Huge + m_Group.PadX;
m_Height = (int)BawlSize.Huge + m_Group.PadY;
m_Key = m_Bawl.GetHashCode();
m_Brush = Renderer.InitializeGradientBrush(
m_Group.EntryColor.Color,
m_Group.X + m_Group.PadX,
m_Group.Y + m_Group.PadY,
m_Width, m_Height);
}
public static void ResolveCollision(Vehicle vehicle)
{
Bawl bA = vehicle as Bawl;
if (bA == null)
{
return;
}
World.PrepareVehicleNeighbours(bA.Partition);
foreach (Partition <Vehicle> partition in World.CurrentNeighbours)
{
foreach (Vehicle vehicle2 in partition.Members)
{
Bawl bB = vehicle2 as Bawl;
if (bB == null)
{
continue;
}
if (bA == bB)
{
continue;
}
Vector3D distance = bA.Position - bB.Position;
double length = distance.Magnitude();
Vector3D n = distance.Normalized();
double overlap = ((double)(int)bB.Size + (double)(int)bA.Size) / 2 - length;
if (overlap >= 0)
{
if (
bA.Mass < bB.Mass ||
((bA.Mass == bB.Mass) && (bA.Velocity > bB.Velocity))
)
{
bA.PreviousPosition = bA.Position;
bA.Position += n * overlap;
}
else if (
bB.Mass < bA.Mass ||
((bB.Mass == bA.Mass) && (bB.Velocity > bA.Velocity))
)
{
bB.PreviousPosition = bB.Position;
bB.Position -= n * overlap;
}
else
{
bA.PreviousPosition = bA.Position;
bB.PreviousPosition = bB.Position;
bA.Position += n * overlap / 2;
bB.Position -= n * overlap / 2;
}
Vector3D vAB = bA.Velocity - bB.Velocity;
double vRel = vAB.Dot(n);
if (vRel < -Settings.VectorMinMagnitude)
{
double e = 1.0;
double j = ((-(1.0 + e) * vRel) / (1.0 / bA.Mass + 1.0 / bB.Mass));
bA.Velocity += n * (j / bA.Mass);
bB.Velocity -= n * (j / bB.Mass);
bA.Velocity.Truncate(bA.MaxSpeed);
bB.Velocity.Truncate(bB.MaxSpeed);
}
}
}
}
}
