static void Main(string[] args)
{
dynamic test1 = new { Name = "Tim" };
//although I used the dynamic keyword here, it is NOT dynamic. dynamics are only dynamics if they support dynamically adding properties
//uncommenting this line will cause an exception
//test.LastName = "Jones"
if (test1 is IDynamicMetaObjectProvider)
{
Console.WriteLine("test1");
}
dynamic test2 = new MyDynamic();
if (test2 is IDynamicMetaObjectProvider)
{
Console.WriteLine("test2");
}
dynamic test3 = new ExpandoObject();
if (test3 is IDynamicMetaObjectProvider)
{
Console.WriteLine("test3");
}
dynamic test4 = new List <string>();
if (test4 is IDynamicMetaObjectProvider)
{
Console.WriteLine("test4");
}
}
public static bool CanMove(MyDynamic collider, Vector2 motion)
{
var bounds = collider.bounds.Shift(motion);
return(AllCollisions(bounds, collider.mask)
.Where(c => c.Item1 != collider && (c.Item1 is MyStatic || c.Item1 is MyDynamic))
.Select(c => c.Item1 as MyDynamic)
.All(d => d != null && CanMove(d, motion)));
}
public static void Move(MyDynamic collider, Vector2 motion)
{
collider.remainder += motion * Time.fixedDeltaTime;
MoveDimension(collider, 0); // X
MoveDimension(collider, 1); // Y
var separated = collider.touching.Select(o => (o, Physics.Distance(collider.bounds, o.bounds)))
.Where(c => c.Item2.width < 0 || c.Item2.height < 0)
.ToList();
foreach (var(other, d) in separated)
{
collider.touching.Remove(other);
other.touching.Remove(collider);
}
}
public void Dynamic()
{
dynamic qualquer = new ExpandoObject();
var excel = qualquer as IDictionary<string, object>;
excel["ValorTotal"] = 123.99;
excel["B"] = DateTime.Now;
Console.WriteLine(qualquer.ValorTotal);
Console.WriteLine(qualquer.B);
dynamic my = new MyDynamic();
my.Nome = "Nonono";
my.Data = DateTime.Now.Year;
Console.WriteLine(my.Data);
}
private static void MoveDimension(MyDynamic collider, int dim)
{
var objects = new List <MyDynamic> {
collider
};
while (true)
{
var totalRemainder = objects.Sum(c => c.remainder[dim]);
if (Mathf.Abs(totalRemainder) < UNIT)
{
break;
}
foreach (var o in objects)
{
o.remainder[dim] = 0;
}
collider.remainder[dim] = totalRemainder;
var sign = Mathf.Sign(collider.remainder[dim]) * UNIT;
collider.remainder[dim] -= sign;
var shift = new Vector2 {
[dim] = sign
};
var collision = false;
foreach (var obj in objects.ToList())
{
var overlaps = AllOverlaps(obj.bounds.Shift(shift), obj.mask)
.Where(c => !objects.Contains(c.Item1));
foreach (var(other, overlap) in overlaps)
{
if (other is MyDynamic || other is MyStatic)
{
collision = true;
}
obj.touching.Add(other);
other.touching.Add(obj);
if (other is MyDynamic pushee && collider.grounded && pushee.pushRatio > 0)
{
pushee.remainder[dim] += sign * pushee.pushRatio;
collider.remainder[dim] *= pushee.pushRatio;
objects.Add(pushee);
}
}
}
if (!collision)
{
foreach (var o in objects)
{
o.position[dim] += sign;
o.UpdatePosition();
}
}
}
}
