/// <summary>
/// Creates the children shrapnels which emanate from the point. The time children are positioned
/// and the time is increased. The shrapnels are also added to the global shrapnel list.
/// </summary>
/// <param name="x"></param>
/// <param name="y"></param>
/// <param name="currentTimeStep"></param>
/// <returns></returns>
private void CreateShrapnelChildren(int x, int y, int currentTimeStep)
{
for (int i = 0; i < 4; i++)
{
var Shrapnel = new ShrapnelNode
{
Direction = (Direction)i,
X = x,
Y = y,
TimeStep = currentTimeStep,
};
Shrapnels.Add(Shrapnel);
}
}
/// <summary>
/// Move the shrapnel according to its direction for a single step.
/// </summary>
/// <param name="shrapnel"></param>
private ShrapnelNode Move(ShrapnelNode shrapnel)
{
switch (shrapnel.Direction)
{
case Direction.Down:
shrapnel.Y++;
break;
case Direction.Right:
shrapnel.X++;
break;
case Direction.Up:
shrapnel.Y--;
break;
case Direction.Left:
shrapnel.X--;
break;
}
return shrapnel;
}