public void LocateNeighbours()
{
var db = new BruteForceProximityDatabase<object>();
Dictionary<object, Vector3> positionLookup = new Dictionary<object, Vector3>();
var x0y0z0 = CreateToken(db, new Vector3(0, 0, 0), positionLookup);
var x1y0z0 = CreateToken(db, new Vector3(1, 0, 0), positionLookup);
var x3y0z0 = CreateToken(db, new Vector3(3, 0, 0), positionLookup);
var list = new List<object>();
x0y0z0.FindNeighbors(Vector3.Zero, 2, list);
Assert.AreEqual(2, list.Count);
Assert.AreEqual(new Vector3(0, 0, 0), positionLookup[list[0]]);
Assert.AreEqual(new Vector3(1, 0, 0), positionLookup[list[1]]);
//Check tokens handle being disposed twice
x1y0z0.Dispose();
x1y0z0.Dispose();
//Check tokens handle being collected after being disposed
GC.Collect();
GC.WaitForPendingFinalizers();
list.Clear();
x0y0z0.FindNeighbors(Vector3.Zero, 2, list);
Assert.AreEqual(1, list.Count);
Assert.AreEqual(new Vector3(0, 0, 0), positionLookup[list[0]]);
}
private ITokenForProximityDatabase<object> CreateToken(BruteForceProximityDatabase<object> db, Vector3 position, Dictionary<object, Vector3> lookup)
{
var obj = new object();
lookup.Add(obj, position);
var token = db.AllocateToken(obj);
token.UpdateForNewPosition(position);
return token;
}
public void AllocateToken()
{
var db = new BruteForceProximityDatabase<object>();
var obj = new object();
var token = db.AllocateToken(obj);
Assert.AreEqual(1, db.Count);
token.UpdateForNewPosition(Vector3.Zero);
}
void NextPD()
{
// save pointer to old PD
ProximityDatabase oldPD = pd;
// allocate new PD
const int totalPD = 2;
switch (cyclePD = (cyclePD + 1) % totalPD)
{
case 0:
{
Vector3 center = Vector3.Zero;
float div = 20.0f;
Vector3 divisions = new Vector3(div, 1.0f, div);
float diameter = 80.0f; //XXX need better way to get this
Vector3 dimensions = new Vector3(diameter, diameter, diameter);
pd = new LocalityQueryProximityDatabase <IVehicle>(center, dimensions, divisions);
break;
}
case 1:
{
pd = new BruteForceProximityDatabase <IVehicle>();
break;
}
}
// switch each boid to new PD
for (int i = 0; i < crowd.Count; i++)
{
crowd[i].NewPD(pd);
}
// delete old PD (if any)
oldPD = null;
}
// for purposes of demonstration, allow cycling through various
// types of proximity databases. this routine is called when the
// Demo user pushes a function key.
public void NextPD()
{
// save pointer to old PD
ProximityDatabase oldPD = pd;
// allocate new PD
const int totalPD = 2;
switch (cyclePD = (cyclePD + 1) % totalPD)
{
case 0:
{
Vector3 center = Vector3.Zero;
const float div = 10.0f;
Vector3 divisions = new Vector3(div, div, div);
float diameter = Boid.worldRadius * 1.1f * 2;
Vector3 dimensions = new Vector3(diameter, diameter, diameter);
pd = new LocalityQueryProximityDatabase <IVehicle>(center, dimensions, divisions);
break;
}
case 1:
{
pd = new BruteForceProximityDatabase <IVehicle>();
break;
}
}
// switch each boid to new PD
for (int i = 0; i < flock.Count; i++)
{
flock[i].NewPD(pd);
}
// delete old PD (if any)
oldPD = null;
}
void NextPD()
{
// save pointer to old PD
ProximityDatabase oldPD = pd;
// allocate new PD
const int totalPD = 2;
switch (cyclePD = (cyclePD + 1) % totalPD)
{
case 0:
{
Vector3 center = Vector3.Zero;
float div = 20.0f;
Vector3 divisions = new Vector3(div, 1.0f, div);
float diameter = 80.0f; //XXX need better way to get this
Vector3 dimensions = new Vector3(diameter, diameter, diameter);
pd = new LocalityQueryProximityDatabase<IVehicle>(center, dimensions, divisions);
break;
}
case 1:
{
pd = new BruteForceProximityDatabase<IVehicle>();
break;
}
}
// switch each boid to new PD
for (int i = 0; i < crowd.Count; i++) crowd[i].NewPD(pd);
// delete old PD (if any)
oldPD = null;
}
public void Construct()
{
var db = new BruteForceProximityDatabase<object>();
Assert.AreEqual(0, db.Count);
}
