private void NetworkGameStateUpdate()
{
var header = new SGameStateHeader(World.physicsFrameIter);
states.Clear();
//List<S_GameStateSlice> states = new List<S_GameStateSlice>();
// TODO: big optimization candidate
foreach (var ent in World.GetEntities())
{
if (ent is IPhysical phys)
{
var newState = new SGameStateSlice {
EntityID = phys.EntityID,
NextX = phys.NextPosition.X,
NextY = phys.NextPosition.Y,
VelocityX = phys.Velocity.X,
VelocityY = phys.Velocity.Y
};
// TODO: come up with better flag handler than this.
if (ent is Player plr)
{
newState.Flag0 = (byte)plr.Facing;
newState.Flag1 = (byte)plr.Looking;
}
states.Add(newState);
}
}
SendToAll(header, states.ToArray());
}
private void OnGameStateUpdate(SGameStateHeader header, List <SGameStateSlice> slices)
{
int physicsFrame = World.physicsFrameIter;
World.physicsFrameIter = header.PhysicsStep;
// grab each entity in the world
// and make a dataslice for their physical state
// send the batch off to clients to process
foreach (SGameStateSlice slice in slices)
{
if (World.HasEntity(slice.EntityID))
{
IPhysical ent = World.GetEntity(slice.EntityID) as IPhysical;
// if state implements Position, make sure to add here
ent.NextPosition = new Vector2(slice.NextX, slice.NextY);
ent.Velocity = new Vector2(slice.VelocityX, slice.VelocityY);
for (int i = header.PhysicsStep; i < physicsFrame; i++)
{
if (ent is Player player)
{
player.Facing = (Facing)slice.Flag0;
player.Looking = (Looking)slice.Flag1;
if (player.EntityID == ourPID)
{
var input = InputHistory.Get(i);
player.MovingLeft = input.Left;
player.MovingRight = input.Right;
player.Jumping = input.Jump;
player.LookingDown = input.Down;
player.LookingUp = input.Up;
}
}
World.ProcessEntityPhysics(ent, PhysicsProperties.PHYSICS_TIMESTEP);
}
}
}
}
