public void onCollisionWith(ICollidable obj, CollisioDirection dir)
{
if (noClip)
{
return;
}
// Console.WriteLine("Collided!");
if (obj is WorldTile)
{
switch (dir)
{
case CollisioDirection.HORIZONTAL:
this.velocity.X = 0;
break;
case CollisioDirection.VERTICAL:
this.velocity.Y = 0;
break;
case CollisioDirection.BOTH:
case CollisioDirection.NONE:
default:
this.velocity = Point.Zero;
break;
}
}
}
public void Update(GameTime gameTime)
{
int size = collidables.Count;
for (int i = 0; i < size; ++i)
{
for (int j = i + 1; j < size; ++j)
{
ICollidable collidable1 = collidables[i];
ICollidable collidable2 = collidables[j];
if (collidable1 is WorldTile && collidable2 is WorldTile)
{
continue;
}
if (collidable1 != collidable2)
{
double timePassed = gameTime.ElapsedGameTime.TotalSeconds;
var boxVelData1 = collidable1.getBoundingBoxAndVel();
var boxVelData2 = collidable2.getBoundingBoxAndVel();
Rectangle box1 = boxVelData1.Item1;
Rectangle box2 = boxVelData2.Item1;
box1.Offset(new Point((int)(boxVelData1.Item2.X * timePassed), 0));
box2.Offset(new Point((int)(boxVelData2.Item2.X * timePassed), 0));
CollisioDirection dir = CollisioDirection.NONE;
bool collided = false;
if (box1.Intersects(box2))
{
dir = CollisioDirection.HORIZONTAL;
collided = true;
}
box1 = boxVelData1.Item1;
box2 = boxVelData2.Item1;
box1.Offset(new Point(0, (int)(boxVelData1.Item2.Y * timePassed)));
box2.Offset(new Point(0, (int)(boxVelData2.Item2.Y * timePassed)));
if (box1.Intersects(box2))
{
dir = collided ? CollisioDirection.BOTH : CollisioDirection.VERTICAL;
collided = true;
}
if (collided)
{
collidable1.onCollisionWith(collidable2, dir);
collidable2.onCollisionWith(collidable1, dir);
}
}
}
}
}
