private double cuclulateAngle(Vectorchick vectorchick1, Vectorchick vectorchick2)
{
double lengthVector1 = culculateVector(vectorchick1);
double lengthVector2 = culculateVector(vectorchick2);
double scalarЬultiplication = vectorchick1.x * vectorchick2.x + vectorchick1.y * vectorchick2.y;
return(Math.Acos(scalarЬultiplication / (lengthVector1 * lengthVector2)));
}
public static Vectorchick operator +(Vectorchick a, Vectorchick b)
{
Vectorchick c = new Vectorchick();
c.x = a.x + b.x;
c.y = a.y + b.y;
return(c);
}
public static Vectorchick operator *(Vectorchick a, double b)
{
Vectorchick c = new Vectorchick();
c.x = a.x * b;
c.y = a.y * b;
return(c);
}
private void ballColision(int i, int j)
{
Vectorchick centerVector = new Vectorchick();
centerVector.x = listBall[j].Cordinates.x - listBall[i].Cordinates.x;
centerVector.y = listBall[j].Cordinates.y - listBall[i].Cordinates.y;
double AngleI = cuclulateAngle(centerVector, listBall[i].speed);
double AngleJ = cuclulateAngle(centerVector, listBall[j].speed);
double lengthCenterVector = culculateVector(centerVector);
centerVector.x /= lengthCenterVector;
centerVector.y /= lengthCenterVector;
Vectorchick swapVectorI = new Vectorchick();
Vectorchick swapVectorJ = new Vectorchick();
swapVectorI = centerVector * culculateVector(listBall[i].speed) * Math.Cos(AngleI);
swapVectorJ = centerVector * culculateVector(listBall[j].speed) * Math.Cos(AngleJ);
listBall[i].speed = listBall[i].speed - swapVectorI + swapVectorJ;
listBall[j].speed = listBall[j].speed - swapVectorJ + swapVectorI;
}
private double culculateVector(Vectorchick vectorchick1)
{
return(Math.Sqrt(Math.Pow(vectorchick1.x, 2) + Math.Pow(vectorchick1.y, 2)));
}
public Ball()
{
Cordinates = new Point();
topLeft = new Point();
speed = new Vectorchick();
}
