// for purposes of demonstration, allow cycling through various
// types of proximity databases. this routine is called when the
// OpenSteerDemo user pushes a function key.
void NextPD()
{
// allocate new PD
const int TOTAL_PD = 1;
switch (_cyclePD = (_cyclePD + 1) % TOTAL_PD)
{
case 0:
{
Vector3 center = Vector3.Zero;
const float DIV = 20.0f;
Vector3 divisions = new Vector3(DIV, 1.0f, DIV);
const 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;
}
}
// switch each boid to new PD
foreach (Pedestrian pedestrian in _crowd)
{
pedestrian.NewPD(_pd);
}
}
public void LocateNeighbours()
{
var db = new LocalityQueryProximityDatabase <object>(Vector3.Zero, new Vector3(10, 10, 10), new Vector3(2, 2, 2));
Dictionary <object, Vector3> positionLookup = new Dictionary <object, Vector3>();
var xyz000 = CreateToken(db, new Vector3(0, 0, 0), positionLookup);
var xyz100 = CreateToken(db, new Vector3(1, 0, 0), positionLookup);
CreateToken(db, new Vector3(3, 0, 0), positionLookup);
var list = new List <object>();
xyz000.FindNeighbors(Vector3.Zero, 2, list);
Assert.AreEqual(2, list.Count);
Assert.AreEqual(1, list.Count(a => positionLookup[a] == new Vector3(0, 0, 0)));
Assert.AreEqual(1, list.Count(a => positionLookup[a] == new Vector3(1, 0, 0)));
//Check tokens handle being disposed twice
xyz000.Dispose();
xyz000.Dispose();
list.Clear();
xyz100.FindNeighbors(Vector3.Zero, 1.5f, list);
Assert.AreEqual(1, list.Count);
Assert.AreEqual(new Vector3(1, 0, 0), positionLookup[list[0]]);
}
public void LocateNeighbours()
{
var db = new LocalityQueryProximityDatabase<object>(Vector3.Zero, new Vector3(10, 10, 10), new Vector3(2, 2, 2));
Dictionary<object, Vector3> positionLookup = new Dictionary<object, Vector3>();
var xyz000 = CreateToken(db, new Vector3(0, 0, 0), positionLookup);
var xyz100 = CreateToken(db, new Vector3(1, 0, 0), positionLookup);
CreateToken(db, new Vector3(3, 0, 0), positionLookup);
var list = new List<object>();
xyz000.FindNeighbors(Vector3.Zero, 2, list);
Assert.AreEqual(2, list.Count);
Assert.AreEqual(1, list.Count(a => positionLookup[a] == new Vector3(0, 0, 0)));
Assert.AreEqual(1, list.Count(a => positionLookup[a] == new Vector3(1, 0, 0)));
//Check tokens handle being disposed twice
xyz000.Dispose();
xyz000.Dispose();
list.Clear();
xyz100.FindNeighbors(Vector3.Zero, 1.5f, list);
Assert.AreEqual(1, list.Count);
Assert.AreEqual(new Vector3(1, 0, 0), positionLookup[list[0]]);
}
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.
private void NextPD()
{
// allocate new PD
const int TOTAL_PD = 1;
switch (_cyclePD = (_cyclePD + 1) % TOTAL_PD)
{
case 0:
{
Vector3 center = Vector3.Zero;
const float DIV = 10.0f;
Vector3 divisions = new Vector3(DIV, DIV, DIV);
const float DIAMETER = Boid.WORLD_RADIUS * 1.1f * 2;
Vector3 dimensions = new Vector3(DIAMETER, DIAMETER, DIAMETER);
_pd = new LocalityQueryProximityDatabase <IVehicle>(center, dimensions, divisions);
break;
}
}
// switch each boid to new PD
foreach (Boid boid in _flock)
{
boid.NewPD(_pd);
}
// delete old PD (if any)
}
public SpatialDatabaseSystem(Vector2? dimensions = null, float cellSize = 1000)
{
Dimensions = dimensions ?? new Vector2(1e6f, 1e6f);
CellSize = cellSize;
Ships = new LocalityQueryProximityDatabase<Entity>(
System.Numerics.Vector3.Zero,
new System.Numerics.Vector3(Dimensions.X, Dimensions.Y, 1),
new System.Numerics.Vector3(Dimensions.X / CellSize, Dimensions.Y / CellSize, 1));
}
private ITokenForProximityDatabase<object> CreateToken(LocalityQueryProximityDatabase<object> db, Vector3 position, Dictionary<object, Vector3> lookup)
{
var obj = new object();
if (lookup != null)
lookup.Add(obj, position);
var token = db.AllocateToken(obj);
token.UpdateForNewPosition(position);
return token;
}
public void AllocateToken()
{
var db = new LocalityQueryProximityDatabase<object>(Vector3.Zero, new Vector3(10, 10, 10), new Vector3(2, 2, 2));
var obj = new object();
var token = db.AllocateToken(obj);
token.UpdateForNewPosition(Vector3.Zero);
Assert.AreEqual(1, db.Count);
token.UpdateForNewPosition(Vector3.Zero);
}
public void AllocateToken()
{
var db = new LocalityQueryProximityDatabase <object>(Vector3.Zero, new Vector3(10, 10, 10), new Vector3(2, 2, 2));
var obj = new object();
var token = db.AllocateToken(obj);
token.UpdateForNewPosition(Vector3.Zero);
Assert.AreEqual(1, db.Count);
token.UpdateForNewPosition(Vector3.Zero);
}
public void RemoveItem()
{
var db = new LocalityQueryProximityDatabase <object>(Vector3.Zero, new Vector3(100, 100, 100), new Vector3(1, 1, 1));
var a = CreateToken(db, new Vector3(1, 0, 0), null);
var b = CreateToken(db, new Vector3(2, 0, 0), null);
Assert.AreEqual(2, db.Count);
b.Dispose();
Assert.AreEqual(1, db.Count);
a.Dispose();
Assert.AreEqual(0, db.Count);
}
public void LocateNeighboursOutsideSuperbrick()
{
var db = new LocalityQueryProximityDatabase<object>(Vector3.Zero, new Vector3(1, 1, 1), new Vector3(1, 1, 1));
Dictionary<object, Vector3> positionLookup = new Dictionary<object, Vector3>();
var token = CreateToken(db, new Vector3(0, 0, 0), positionLookup);
CreateToken(db, new Vector3(3, 0, 0), positionLookup);
CreateToken(db, new Vector3(4, 0, 0), positionLookup);
var list = new List<object>();
token.FindNeighbors(Vector3.Zero, 2, list);
Assert.AreEqual(1, list.Count);
list.Clear();
token.FindNeighbors(new Vector3(3, 0, 0), 0.1f, list);
Assert.AreEqual(1, list.Count);
list.Clear();
token.FindNeighbors(new Vector3(3, 0, 0),1.1f, list);
Assert.AreEqual(2, list.Count);
}
// 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 LocateNeighboursOutsideSuperbrick()
{
var db = new LocalityQueryProximityDatabase <object>(Vector3.Zero, new Vector3(1, 1, 1), new Vector3(1, 1, 1));
Dictionary <object, Vector3> positionLookup = new Dictionary <object, Vector3>();
var token = CreateToken(db, new Vector3(0, 0, 0), positionLookup);
CreateToken(db, new Vector3(3, 0, 0), positionLookup);
CreateToken(db, new Vector3(4, 0, 0), positionLookup);
var list = new List <object>();
token.FindNeighbors(Vector3.Zero, 2, list);
Assert.AreEqual(1, list.Count);
list.Clear();
token.FindNeighbors(new Vector3(3, 0, 0), 0.1f, list);
Assert.AreEqual(1, list.Count);
list.Clear();
token.FindNeighbors(new Vector3(3, 0, 0), 1.1f, list);
Assert.AreEqual(2, list.Count);
}
public void RemoveItem()
{
var db = new LocalityQueryProximityDatabase<object>(Vector3.Zero, new Vector3(100, 100, 100), new Vector3(1, 1, 1));
var a = CreateToken(db, new Vector3(1, 0, 0), null);
var b = CreateToken(db, new Vector3(2, 0, 0), null);
Assert.AreEqual(2, db.Count);
b.Dispose();
Assert.AreEqual(1, db.Count);
a.Dispose();
Assert.AreEqual(0, db.Count);
}
public void Construct()
{
var db = new LocalityQueryProximityDatabase <object>(Vector3.Zero, new Vector3(10, 10, 10), new Vector3(2, 2, 2));
Assert.AreEqual(0, db.Count);
}
public void Construct()
{
var db = new LocalityQueryProximityDatabase<object>(Vector3.Zero, new Vector3(10, 10, 10), new Vector3(2, 2, 2));
Assert.AreEqual(0, db.Count);
}
// for purposes of demonstration, allow cycling through various
// types of proximity databases. this routine is called when the
// OpenSteerDemo user pushes a function key.
void NextPD()
{
// allocate new PD
const int TOTAL_PD = 1;
switch (_cyclePD = (_cyclePD + 1) % TOTAL_PD)
{
case 0:
{
Vector3 center = Vector3.Zero;
const float DIV = 20.0f;
Vector3 divisions = new Vector3(DIV, 1.0f, DIV);
const 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;
}
}
// switch each boid to new PD
foreach (Pedestrian pedestrian in _crowd)
pedestrian.NewPD(_pd);
}
public FlowFieldPlugIn(IAnnotationService annotations) : base(annotations)
{
PredictionTime = 1;
Database = new LocalityQueryProximityDatabase <IVehicle>(Vector3.Zero, new Vector3(250, 250, 250), new Vector3(10));
}
// for purposes of demonstration, allow cycling through various
// types of proximity databases. this routine is called when the
// Demo user pushes a function key.
private void NextPD()
{
// allocate new PD
const int TOTAL_PD = 1;
switch (_cyclePD = (_cyclePD + 1) % TOTAL_PD)
{
case 0:
{
Vector3 center = Vector3.Zero;
const float DIV = 10.0f;
Vector3 divisions = new Vector3(DIV, DIV, DIV);
const float DIAMETER = Boid.WORLD_RADIUS * 1.1f * 2;
Vector3 dimensions = new Vector3(DIAMETER, DIAMETER, DIAMETER);
_pd = new LocalityQueryProximityDatabase<IVehicle>(center, dimensions, divisions);
break;
}
}
// switch each boid to new PD
foreach (Boid boid in _flock)
boid.NewPD(_pd);
// delete old PD (if any)
}
public FlowFieldPlugIn(IAnnotationService annotations) : base(annotations)
{
PredictionTime = 1;
Database = new LocalityQueryProximityDatabase<IVehicle>(Vector3.Zero, new Vector3(250, 250, 250), new Vector3(10));
}