public Vector2D Add(float f)
{
Vector2D result = new Vector2D(this);
result.x += f;
result.y += f;
return (result);
}
public Vector2D Add(Vector2D lhs, Vector2D rhs)
{
Vector2D result = new Vector2D(lhs);
result.x += rhs.x;
result.y += rhs.y;
return (result);
}
public Vector2D Add(Vector2D v)
{
Vector2D result = new Vector2D(this);
result.X += v.X;
result.Y += v.Y;
return (result);
}
public Vector2D Multiply(Vector2D lhs, double rhs)
{
Vector2D result = new Vector2D(lhs);
result.x *= rhs;
result.y *= rhs;
return (result);
}
public Vector2D Multiply(double lhs, Vector2D rhs)
{
Vector2D result = new Vector2D(rhs);
result.x *= lhs;
result.y *= lhs;
return (result);
}
public float Dot(Vector2D v)
{
return ((float)(x * v.X + y * v.Y));
}
public Vector2D Subtract(Vector2D v)
{
Vector2D result = new Vector2D(this);
result.X -= v.X;
result.Y -= v.Y;
return (result);
}
public Vector2D(Vector2D v)
{
this.x = v.x;
this.y = v.y;
}
public Vector2D Subtract(Vector2D lhs, Vector2D rhs)
{
Vector2D result = new Vector2D(lhs);
result.x -= rhs.x;
result.y -= rhs.y;
return (result);
}
public Vector2D Normalize()
{
float l = Length();
Vector2D result = new Vector2D(this);
result.x = result.x / l;
result.y = result.y / l;
if (double.IsNaN(result.x) || double.IsNaN(result.y))
l = l;
return result;
}
public Vector2D Multiply(double d)
{
Vector2D result = new Vector2D(this);
result.x *= d;
result.y *= d;
return (result);
}
private MoveResult MoveDiscoids()
{
if (!started)
return null;
MoveResult moveResult = new MoveResult() { DiscoidPositions = new List<DiscoidPosition>(), IsTurnOver = false };
//Flag indicating that the program is still calculating
//the positions, that is, the balls are still in an inconsistent state.
calculatingPositions = true;
foreach (Discoid discoid in discoids)
{
if (Math.Abs(discoid.Position.X) < 5 && Math.Abs(discoid.Position.Y) < 5 && Math.Abs(discoid.TranslateVelocity.X) < 10 && Math.Abs(discoid.TranslateVelocity.Y) < 10)
{
discoid.Position.X =
discoid.Position.Y = 0;
discoid.TranslateVelocity = new Vector2D(0, 0);
}
}
bool conflicted = true;
//process this loop as long as some balls are still colliding
while (conflicted)
{
conflicted = false;
bool someCollision = true;
while (someCollision)
{
foreach (Goal goal in goals)
{
bool inGoal = goal.IsBallInGoal(ball);
}
someCollision = false;
foreach (Discoid discoidA in discoids)
{
if (discoidA is Player)
{
if (!((Player)discoidA).IsPlaying)
break;
}
//Resolve collisions between balls and each of the 6 borders in the table
RectangleCollision borderCollision = RectangleCollision.None;
foreach (TableBorder tableBorder in tableBorders)
{
borderCollision = tableBorder.Colliding(discoidA);
//if (borderCollision != RectangleCollision.None && !discoidA.IsBallInGoal)
if (borderCollision != RectangleCollision.None)
{
someCollision = true;
tableBorder.ResolveCollision(discoidA, borderCollision);
}
}
//Resolve collisions between players
foreach (Discoid discoidB in discoids)
{
if (discoidB is Player)
{
if (!((Player)discoidB).IsPlaying)
break;
}
if (discoidA != discoidB)
{
//if (discoidA.Colliding(discoidB) && !discoidA.IsBallInGoal && !discoidB.IsBallInGoal)
if (discoidA.Colliding(discoidB))
{
if ((discoidA is Player && discoidB is Ball) ||
(discoidB is Player && discoidA is Ball))
{
Player p = null;
Ball b = null;
if (discoidA is Player)
{
p = (Player)discoidA;
b = (Ball)discoidB;
}
else
{
p = (Player)discoidB;
b = (Ball)discoidA;
}
turnEvents.Add(new PlayerToBallContact(currentGame.PlayingTeamID, p, new Point(ball.Position.X, ball.Position.Y)));
}
else if (discoidA is Player && discoidB is Player)
{
if (
(((Player)discoidA).Team.TeamID != currentGame.PlayingTeamID) ||
((Player)discoidB).Team.TeamID != currentGame.PlayingTeamID)
{
PlayerToPlayerContact p2p = new PlayerToPlayerContact(currentGame.PlayingTeamID, (Player)discoidA, (Player)discoidB, new Point(discoidA.Position.X, discoidA.Position.Y));
var q = from te in turnEvents
where te is PlayerToBallContact
where ((PlayerToBallContact)te).Player.Team.TeamID == currentGame.PlayingTeamID
select te;
if (!q.Any())
{
turnEvents.Add(p2p);
Player p = null;
if (((Player)discoidA).Team.TeamID == currentGame.PlayingTeamID)
{
p = (Player)discoidA;
}
else
{
p = (Player)discoidB;
}
}
}
}
if (discoidA.Points == 0)
{
strokenPlayers.Add(discoidB);
}
else if (discoidB.Points == 0)
{
strokenPlayers.Add(discoidA);
}
while (discoidA.Colliding(discoidB))
{
someCollision = true;
discoidA.ResolveCollision(discoidB);
}
}
}
}
//Calculate ball's translation velocity (movement) as well as the spin velocity.
//The friction coefficient is used to decrease ball's velocity
if (discoidA.TranslateVelocity.X != 0.0d ||
discoidA.TranslateVelocity.Y != 0.0d)
{
double signalXVelocity = discoidA.TranslateVelocity.X >= 0.0f ? 1.0f : -1.0f;
double signalYVelocity = discoidA.TranslateVelocity.Y >= 0.0f ? 1.0f : -1.0f;
double absXVelocity = Math.Abs(discoidA.TranslateVelocity.X);
double absYVelocity = Math.Abs(discoidA.TranslateVelocity.Y);
Vector2D absVelocity = new Vector2D(absXVelocity, absYVelocity);
Vector2D normalizedDiff = new Vector2D(absVelocity.X, absVelocity.Y);
normalizedDiff.Normalize();
absVelocity.X = absVelocity.X * (1.0f - discoidA.Friction) - normalizedDiff.X * discoidA.Friction;
absVelocity.Y = absVelocity.Y * (1.0f - discoidA.Friction) - normalizedDiff.Y * discoidA.Friction;
if (absVelocity.X < 0f)
absVelocity.X = 0f;
if (absVelocity.Y < 0f)
absVelocity.Y = 0f;
double vx = absVelocity.X * signalXVelocity;
double vy = absVelocity.Y * signalYVelocity;
if (double.IsNaN(vx))
vx = 0;
if (double.IsNaN(vy))
vy = 0;
discoidA.TranslateVelocity = new Vector2D(vx, vy);
}
//Calculate ball's translation velocity (movement) as well as the spin velocity.
//The friction coefficient is used to decrease ball's velocity
if (discoidA.VSpinVelocity.X != 0.0d || discoidA.VSpinVelocity.Y != 0.0d)
{
double signalXVelocity = discoidA.VSpinVelocity.X >= 0.0f ? 1.0f : -1.0f;
double signalYVelocity = discoidA.VSpinVelocity.Y >= 0.0f ? 1.0f : -1.0f;
double absXVelocity = Math.Abs(discoidA.VSpinVelocity.X);
double absYVelocity = Math.Abs(discoidA.VSpinVelocity.Y);
Vector2D absVelocity = new Vector2D(absXVelocity, absYVelocity);
Vector2D normalizedDiff = new Vector2D(absVelocity.X, absVelocity.Y);
normalizedDiff.Normalize();
absVelocity.X = absVelocity.X - normalizedDiff.X * discoidA.Friction / 1.2f;
absVelocity.Y = absVelocity.Y - normalizedDiff.Y * discoidA.Friction / 1.2f;
if (absVelocity.X < 0f)
absVelocity.X = 0f;
if (absVelocity.Y < 0f)
absVelocity.Y = 0f;
discoidA.VSpinVelocity = new Vector2D(absVelocity.X * signalXVelocity, absVelocity.Y * signalYVelocity);
}
}
//Calculate the ball position based on both the ball's translation velocity and vertical spin velocity.
foreach (Discoid discoid in discoids)
{
discoid.Position.X += discoid.TranslateVelocity.X + discoid.VSpinVelocity.X;
discoid.Position.Y += discoid.TranslateVelocity.Y + discoid.VSpinVelocity.Y;
}
}
conflicted = false;
}
double totalVelocity = 0;
foreach (Discoid discoid in discoids)
{
totalVelocity += discoid.TranslateVelocity.X;
totalVelocity += discoid.TranslateVelocity.Y;
}
calculatingPositions = false;
bool isTurnOver = false;
if (Math.Abs(totalVelocity) < 0.005 && Math.Abs(lastTotalVelocity) > 0)
{
totalVelocity = 0;
foreach(Discoid d in discoids)
{
d.TranslateVelocity = new Vector2D(0, 0);
}
//MoveDiscoids();
//poolState = PoolState.AwaitingShot;
if (!goals[0].IsBallInGoal(ball) && !goals[1].IsBallInGoal(ball))
{
ball.IsBallInGoal = false;
}
if (Math.Abs(lastTotalVelocity) > 0 && hasPendingGoalResolution)
{
//ResetPlayerPositions(currentGame.Teams[currentGame.Team1ID], currentGame.Teams[currentGame.Team2ID], rootCanvas, discoids, goalPost00Point.X, goalPost10Point.X, rowTopEscapeArea.Height.Value, fieldHeight - rowTopEscapeArea.Height.Value);
//ball.X = (goalPost00Point.X + goalPost10Point.X) / 2;
//ball.Y = (rowTopEscapeArea.Height.Value + fieldHeight - rowTopEscapeArea.Height.Value) / 2;
}
ProcessAfterTurn();
isTurnOver = true;
GameHelper.Instance.IsMovingDiscoids = false;
if (scoreControl.Time > totalTime)
{
Team selectedTeam = currentGame.Team1;
currentGame = GetNextGame(selectedTeamID, currentGame.Date);
LoadPlayerFaces();
ResetPlayerPositions(currentGame.Teams[currentGame.Team1ID], currentGame.Teams[currentGame.Team2ID], rootCanvas, discoids, goalPost00Point.X, goalPost10Point.X, rowTopEscapeArea.Height.Value, fieldHeight - rowTopEscapeArea.Height.Value);
scoreControl.Team1Name = currentGame.Team1ID;
scoreControl.Team1Score = currentGame.Scores[currentGame.Team1ID];
scoreControl.Team2Name = currentGame.Team2ID;
scoreControl.Team2Score = currentGame.Scores[currentGame.Team2ID];
scoreControl.PlayingTeamID = currentGame.PlayingTeamID;
scoreControl.Time = new DateTime(1, 1, 1, 0, 0, 1);
ball.ResetPosition();
bf.SetValue(Canvas.LeftProperty, ball.Position.X - ball.Radius);
bf.SetValue(Canvas.TopProperty, ball.Position.Y - ball.Radius);
}
}
lastTotalVelocity = totalVelocity;
//playerPositionList = GetBallPositionList();
return new MoveResult() { DiscoidPositions = moveResult.DiscoidPositions, IsTurnOver = isTurnOver };
}
void HitPlayer(double x, double y)
{
if (scoreControl.Time.Minute == 0 && scoreControl.Time.Second == 0)
{
scoreControl.Time = new DateTime(1, 1, 1, 0, 0, 1);
clockTimer.Start();
}
GameHelper.Instance.IsMovingDiscoids = true;
turnEvents.Clear();
foreach (PlayerFace pf in playerFaces)
{
pf.UnSelect();
}
started = true;
double ballStrength = 50;
if (currentGame.Team1ID == currentGame.PlayingTeamID)
{
ballStrength = currentGame.Team1BallStrength;
}
else
{
ballStrength = currentGame.Team2BallStrength;
}
double v = (ballStrength / 100.0) * 30.0;
Player selectedPlayer = GameHelper.Instance.CurrentSelectedPlayer;
ShowPlayerInfo(selectedPlayer);
double dx = x - GameHelper.Instance.CurrentSelectedPlayer.Position.X;
double dy = y - GameHelper.Instance.CurrentSelectedPlayer.Position.Y;
double h = (float)(Math.Sqrt(Math.Pow(dx, 2) + Math.Pow(dy, 2)));
double sin = dy / h;
double cos = dx / h;
selectedPlayer.IsBallInGoal = false;
selectedPlayer.TranslateVelocity = new Vector2D(v * cos, v * sin);
Vector2D normalVelocity = new Vector2D(selectedPlayer.TranslateVelocity.X, selectedPlayer.TranslateVelocity.Y);
normalVelocity.Normalize();
//Calculates the top spin/back spin velocity, in the same direction as the normal velocity, but in opposite angle
double topBottomVelocityRatio = selectedPlayer.TranslateVelocity.Length() * (targetVector.Y / 100.0f);
selectedPlayer.VSpinVelocity = new Vector2D(-1.0f * topBottomVelocityRatio * normalVelocity.X, -1.0f * topBottomVelocityRatio * normalVelocity.Y);
//xSound defines if the sound is coming from the left or the right
double xSound = (double)(selectedPlayer.Position.X - 300.0f) / 300.0f;
//CreateSnapshot(GetBallPositionList());
//if (currentGameState != GameState.TestShot)
//{
// PlayCue(GameSound.Shot01);
//}
//Calculates the ball positions as long as there are moving balls
//MoveBalls();
fallenBallsProcessed = false;
}
