public void Paint(PaintEventArgs e)
{
for (int i = 0; i < Spheres.Count - 1; i++)
{
for (int j = i + 1; j < Spheres.Count; j++)
{
Sphere3d s1 = Spheres[i];
Sphere3d s2 = Spheres[j];
float? t = CollisionSystem.CalculateCollision(s1, s2);
if (t.HasValue && t.Value != 0)
{
s1.Move(t.Value, ref c1);
//collp.X = s1.Direction.X * t.Value + s1.Position.X;
//collp.Y = s1.Direction.Y * t.Value + s1.Position.Y;
e.Graphics.DrawCircle(Pens.Red, c1.Position.X, c1.Position.Y, s1.Radius);
s2.Move(t.Value, ref c2);
//collp.X = s2.Direction.X * t.Value + s2.Position.X;
//collp.Y = s2.Direction.Y * t.Value + s2.Position.Y;
e.Graphics.DrawCircle(Pens.Red, c2.Position.X, c2.Position.Y, s2.Radius);
e.Graphics.DrawLine(CollisionCirecleCentersPen, c1.Position.X, c1.Position.Y, c2.Position.X, c2.Position.Y);
CollisionSystem.CalculateReaction(0, c1, c2);
float tx = c1.Position.X + c1.Direction.X;
float ty = c1.Position.Y + c1.Direction.Y;
e.Graphics.DrawLine(Pens.Black, c1.Position.X, c1.Position.Y, tx, ty);
}
}
}
}
private void RecalculateCollisionMatrix()
{
for (int i = 0; i < Objects.Count - 1; i++)
{
for (int j = i + 1; j < Objects.Count; j++)
{
collisionMatrix[i, j] = CollisionSystem.CalculateCollision(Objects[i], Objects[j]);
}
}
}
public void RecalculateCollisions(int sphereIndex)
{
for (int i = 0; i < Objects.Count; i++)
{
if (i != sphereIndex)
{
int a = Math.Min(i, sphereIndex);
int b = Math.Max(i, sphereIndex);
collisionMatrix[a, b] = CollisionSystem.CalculateCollision(Objects[a], Objects[b]);
}
}
}