public CommandParameters(Id <FreeObject> id, Player player, Position2 position, Velocity2 velocity)
{
this.id = id.Simple;
this.playerId = player.ID.Simple;
this.position = position;
this.velocity = velocity;
}
public override void Update(TimeSpan t)
{
this.game.CollisionHandler.HandleCollision(this);
if (this.Deleted)
{
return;
}
var acceleration = Vector2.Zero;
foreach (var body in this.game.Bodies)
{
var shape = body.Shape;
var difference = shape.Center - this.position;
var distanceSquared = difference.LengthSquared;
var a = Constants.G * body.Mass / distanceSquared.NumericValue;
var dirNormal = difference.Direction.Vector;
acceleration += dirNormal * a;
}
this.velocity += new Velocity2(acceleration * (float)t.NumericValue);
this.position += this.velocity * t;
}
public bool Remove(ICollider c, out Velocity2 v)
{
var i = c.ColliderHashCode % Table.Length;
var myArray = Table[i].AsSpan();
for (var j = 0; j < myArray.Length; j++)
{
if (ReferenceEquals(c, myArray[j]?.Collider))
{
v = myArray[j].Velocity;
myArray[j] = null;
for (var k = j; k < myArray.Length - 1; k++)
{
myArray[k] = myArray[k + 1];
myArray[k + 1] = null;
if (myArray[k] == null)
{
break;
}
}
return(true);
}
}
v = null;
return(false);
}
public Force2(Velocity2 tracker, float accelleration, Angle angle, TimeSpan?duration = null)
{
this.Accelleration = accelleration;
this.Angle = angle;
this.tracker = tracker ?? throw new ArgumentNullException();
this.Duration = duration.HasValue ? duration.Value : TimeSpan.Zero;
if (Duration < TimeSpan.Zero)
{
this.IsPermanentForce = true;
}
else
{
this.EndTime = DateTime.Now + Duration;
}
if (Duration == TimeSpan.Zero)
{
var end = tracker.Collider.Bounds.OffsetByAngleAndDistance(tracker.Angle, tracker.Speed).OffsetByAngleAndDistance(angle, accelleration);
var newAngle = tracker.Collider.Bounds.CalculateAngleTo(end);
var newSpeed = tracker.Collider.Bounds.CalculateDistanceTo(end);
tracker.Angle = newAngle;
tracker.Speed = newSpeed;
this.Dispose();
}
ConsoleApp.Current.Invoke(async() =>
{
while (this.IsExpired == false)
{
Evaluate();
await Task.Yield();
}
});
}
public Data(Position2 p, Velocity2 v, Unit z, Speed vz, bool collideWithProjectileColliders)
{
this.position = p;
this.velocity = v;
this.z = z;
this.vz = vz;
this.collideWithProjectileColliders = collideWithProjectileColliders;
}
public FreeObject(GameState game, Id <FreeObject> id, Position2 position, Velocity2 velocity)
: base(game, id)
{
this.position = position;
this.velocity = velocity;
game.ContinuousSynchronizer.Sync(this);
}
public CollidingParticle(GameState game,
Position2 position, Velocity2 velocity,
Unit z, Speed vz,
bool collideWithProjectileColliders)
: base(game)
{
this.data = new Data(position, velocity, z, vz, collideWithProjectileColliders);
}
public Data(Position2 p, Velocity2 v, Unit z, Speed vz, bool collideWithProjectileColliders)
{
this.position = p;
this.velocity = v;
this.z = z;
this.vz = vz;
this.collideWithProjectileColliders = collideWithProjectileColliders;
}
public CollidingParticle(GameState game,
Position2 position, Velocity2 velocity,
Unit z, Speed vz,
bool collideWithProjectileColliders)
: base(game)
{
this.data = new Data(position, velocity, z, vz, collideWithProjectileColliders);
}
public override void Update(TimeSpan elapsedTime)
{
var difference = this.goal - this.position;
var acceleration = new Acceleration2(difference.NumericValue);
this.velocity += acceleration * 3 * elapsedTime;
this.position += this.velocity * elapsedTime;
this.velocity *= Mathf.Pow(0.01f, (float)elapsedTime.NumericValue);
if (this.deletionTime != Instant.Zero && this.game.Time >= this.deletionTime)
{
this.Delete();
}
}
public Friction2(Velocity2 tracker, float evalFrequency = DefaultFrictionEvalFrequency)
{
this.tracker = tracker;
tracker.Collider.OnDisposed(this.Dispose);
ConsoleApp.Current.Invoke(async() =>
{
while (this.IsExpired == false)
{
tracker.Speed *= Decay;
if (tracker.Speed < .1f)
{
tracker.Speed = 0;
}
await Task.Delay((int)evalFrequency);
}
});
}
private void drawProjectilePathPreview(PrimitiveGeometry geo)
{
var s = this.body.Shape;
var dVector = this.aimDirection.Vector;
var v = new Velocity2(dVector * 0.9f) + this.body.Velocity;
var p = s.Center + new Difference2(dVector * s.Radius.NumericValue * 1.5f);
geo.LineWidth = 0.05f;
geo.Color = Color.Gray;
for (int i = 0; i < 50; i++)
{
var acceleration = Vector2.Zero;
foreach (var body in this.game.Bodies)
{
var shape = body.Shape;
var difference = shape.Center - p;
var distanceSquared = difference.LengthSquared;
var a = Constants.G * body.Mass / distanceSquared.NumericValue;
var dirNormal = difference.Direction.Vector;
acceleration += dirNormal * a;
}
var speedFactor = Math.Min(0.5f / acceleration.Length.Sqrted(), 0.5f / v.Speed.NumericValue.Squared());
var t = TimeSpan.One * speedFactor;
v += new Velocity2(acceleration * (float)t.NumericValue);
var p2 = p + v * t;
geo.DrawLine(p.Vector, p2.Vector);
p = p2;
}
}
internal (int RowIndex, int ColIndex) Add(ICollider c, Velocity2 v)
{
var i = c.ColliderHashCode % Table.Length;
var myArray = Table[i].AsSpan();
for (var j = 0; j < myArray.Length; j++)
{
if (myArray[j] == null)
{
myArray[j] = new Item(c, v);
return(i, j);
}
}
var biggerArray = new Item[myArray.Length * 2];
Array.Copy(Table[i], biggerArray, myArray.Length);
biggerArray[myArray.Length] = new Item(c, v);
Table[i] = biggerArray;
return(i, myArray.Length);
}
public bool TryGetValue(ICollider c, out Velocity2 v)
{
var i = c.ColliderHashCode % Table.Length;
var myArray = Table[i].AsSpan();
for (var j = 0; j < myArray.Length; j++)
{
var item = myArray[j];
if (item == null)
{
v = null;
return(false);
}
if (ReferenceEquals(c, item.Collider))
{
v = item.Velocity;
return(true);
}
}
v = null;
return(false);
}
protected override async Task Startup()
{
InitPause();
var random = new Random(100);
var camera = LayoutRoot.Add(new Camera()
{
BigBounds = new RectF(0, 0, 400, 400)
}).Fill();
camera.CameraLocation = camera.BigBounds.Center.ToRect(camera.Width, camera.Height).TopLeft;
FocusManager.GlobalKeyHandlers.PushForLifetime(ConsoleKey.W, null, () => DefaultColliderGroup.SpeedRatio = DefaultColliderGroup.SpeedRatio + .1f, this);
FocusManager.GlobalKeyHandlers.PushForLifetime(ConsoleKey.S, null, () => DefaultColliderGroup.SpeedRatio = Math.Max(0, DefaultColliderGroup.SpeedRatio - .1f), this);
while (true)
{
var left = camera.Add(new ConsoleControl()
{
Width = 5,
Height = 2,
X = ConsoleMath.Round(camera.BigBounds.Center.Left - 50),
Y = ConsoleMath.Round(camera.BigBounds.Center.Top),
Background = new RGB((byte)random.Next(60, 120), (byte)random.Next(60, 120), (byte)random.Next(60, 120))
});
var right = camera.Add(new ConsoleControl()
{
Width = 5,
Height = 2,
X = ConsoleMath.Round(camera.BigBounds.Center.Left + 50),
Y = ConsoleMath.Round(camera.BigBounds.Center.Top),
Background = new RGB((byte)random.Next(60, 120), (byte)random.Next(60, 120), (byte)random.Next(60, 120))
});
await Task.WhenAll(left.FadeIn(delayProvider: DelayProvider), right.FadeIn(delayProvider: DelayProvider));
var leftV = new Velocity2(left, DefaultColliderGroup)
{
Bounce = true
};
leftV.Speed = 90;
leftV.Angle = Angle.Right;
var rightV = new Velocity2(right, DefaultColliderGroup)
{
Bounce = true
};
rightV.Speed = 10;
rightV.Angle = Angle.Left;
FocusManager.GlobalKeyHandlers.PushForLifetime(ConsoleKey.UpArrow, null, () =>
{
leftV.SpeedRatio = leftV.SpeedRatio + .1f;
}, this);
FocusManager.GlobalKeyHandlers.PushForLifetime(ConsoleKey.DownArrow, null, () =>
{
leftV.SpeedRatio = Math.Max(0, leftV.SpeedRatio - .1f);
}, this);
await TaskEx.WhenAny(PauseManager.Delay(5000), leftV.ImpactOccurred.CreateNextFireTask());
await Task.WhenAll(left.FadeOut(duration: 2000, delayProvider: DelayProvider), right.FadeOut(duration: 2000, delayProvider: DelayProvider));
left.Dispose();
right.Dispose();
}
camera.BigBounds = default;
}
private SingleParameters(Id <FreeObject> id, Position2 position, Velocity2 velocity)
{
this.id = id.Simple;
this.position = position;
this.velocity = velocity;
}
public Projectile(GameState game, Id <FreeObject> id, Player owner,
Position2 position, Velocity2 velocity)
: base(game, id, position, velocity)
{
this.owner = owner;
}
public Item(ICollider c, Velocity2 v)
{
Collider = c;
Velocity = v;
}
public static bool HasLineOfSight(this Velocity2 from, ICollider to) => HasLineOfSight(from.Collider, to, from.GetObstaclesSlow());
private SingleParameters(Id<FreeObject> id, Position2 position, Velocity2 velocity)
{
this.id = id.Simple;
this.position = position;
this.velocity = velocity;
}
public Motion2(Velocity2 velocity2)
{
Velocity = velocity2;
}
public Projectile(GameState game, Id<FreeObject> id, Player owner,
Position2 position, Velocity2 velocity)
: base(game, id, position, velocity)
{
this.owner = owner;
}
protected override float RunActual(ConsoleApp app)
{
int n = 0;
app.Invoke(async() =>
{
await Task.Delay(1000);
app.LayoutRoot.Background = new RGB(20, 20, 20);
var random = new Random(100);
var nLabel = app.LayoutRoot.Add(new Label()
{
ZIndex = 100, Text = $"N = {n}".ToCyan()
}).CenterHorizontally().DockToTop(padding: 2);
var leftWall = app.LayoutRoot.Add(new ConsoleControl());
var rightWall = app.LayoutRoot.Add(new ConsoleControl());
var topWall = app.LayoutRoot.Add(new ConsoleControl());
var bottomWall = app.LayoutRoot.Add(new ConsoleControl());
var w = 8000;
var h = 8000;
leftWall.Bounds = app.LayoutRoot.Center().Offset(-w / 2, 0).ToRect(2, h);
rightWall.Bounds = app.LayoutRoot.Center().Offset(w / 2, 0).ToRect(2, h);
topWall.Bounds = app.LayoutRoot.Center().Offset(0, -h / 2).ToRect(w, 1);
bottomWall.Bounds = app.LayoutRoot.Center().Offset(0, h / 2).ToRect(w, 1);
var colliderGroup = new ColliderGroup(app);
new Velocity2(leftWall, colliderGroup);
new Velocity2(rightWall, colliderGroup);
new Velocity2(topWall, colliderGroup);
new Velocity2(bottomWall, colliderGroup);
var slowCount = 0;
while (true)
{
slowCount = colliderGroup.LatestDT < 50 ? 0 : slowCount + 1;
if (slowCount == 10)
{
break;
}
var el = app.LayoutRoot.Add(new ConsoleControl());
el.Bounds = app.LayoutRoot.Bounds.Center.ToRect(2, 1);
el.Background = new RGB((byte)random.Next(60, 120), (byte)random.Next(60, 120), (byte)random.Next(60, 120));
while (app.LayoutRoot.Controls.Where(e => e != el && e.Touches(el)).Any())
{
el.Bounds = new RectF(random.Next(0, app.LayoutRoot.Width - 2), random.Next(0, app.LayoutRoot.Height - 1), el.Width, el.Height);
}
var v = new Velocity2(el, colliderGroup)
{
Bounce = true
};
v.Speed = random.Next(0, 80);
v.Angle = random.Next(0, 360);
n++;
nLabel.Text = $"N = {n}, DT = {ConsoleMath.Round(colliderGroup.LatestDT)}".ToConsoleString();
await Task.Delay(10);
}
app.Stop();
});
app.Run();
return(n);
}
private void drawProjectilePathPreview(PrimitiveGeometry geo)
{
var s = this.body.Shape;
var dVector = this.aimDirection.Vector;
var v = new Velocity2(dVector * 0.9f) + this.body.Velocity;
var p = s.Center + new Difference2(dVector * s.Radius.NumericValue * 1.5f);
geo.LineWidth = 0.05f;
geo.Color = Color.Gray;
for (int i = 0; i < 50; i++)
{
var acceleration = Vector2.Zero;
foreach (var body in this.game.Bodies)
{
var shape = body.Shape;
var difference = shape.Center - p;
var distanceSquared = difference.LengthSquared;
var a = Constants.G * body.Mass / distanceSquared.NumericValue;
var dirNormal = difference.Direction.Vector;
acceleration += dirNormal * a;
}
var speedFactor = Math.Min(0.5f / acceleration.Length.Sqrted(), 0.5f / v.Speed.NumericValue.Squared());
var t = TimeSpan.One * speedFactor;
v += new Velocity2(acceleration * (float)t.NumericValue);
var p2 = p + v * t;
geo.DrawLine(p.Vector, p2.Vector);
p = p2;
}
}
public void UpdatePositionAndVelocity(Position2 position, Velocity2 velocity)
{
this.position = position;
this.velocity = velocity;
}