////REVIEW: this logic seems to low-level to be here; can we move this into the input system somehow?
/// <summary>
/// In multi-player, we want players to be able to join on new devices simply by pressing
/// a button. This callback is invoked on every input event and we determine whether we have
/// a new join.
/// </summary>
/// <param name="eventPtr">An input event.</param>
/// <remarks>
/// </remarks>
private void OnInputEventInMultiPlayer(InputEventPtr eventPtr)
{
// Ignore if not a state event.
if (!eventPtr.IsA <StateEvent>() && !eventPtr.IsA <DeltaStateEvent>())
{
return;
}
// Ignore if device is already assigned to a player.
var device = InputSystem.GetDeviceById(eventPtr.deviceId);
if (device == null)
{
return;
}
if (InputUser.FindUserForDevice(device) != null)
{
return;
}
////REVIEW: what about devices that we can't actually bind to from any of our existing bindings?
//// seems like we should detect that here and not initiate a join
//// we could alternatively create an InputAction and put all the bindings we have on there and then do joins from that
// See if a button was pressed on the device.
var controls = device.allControls;
for (var i = 0; i < controls.Count; ++i)
{
var control = controls[i];
// Skip if not a button.
var button = control as ButtonControl;
if (button == null)
{
continue;
}
// If it changed from pressed to not pressed, we have a winner.
float valueInEvent;
if (button.ReadValue() < InputConfiguration.ButtonPressPoint &&
button.ReadValueFrom(eventPtr, out valueInEvent) &&
valueInEvent >= InputConfiguration.ButtonPressPoint)
{
OnJoin(device);
break;
}
}
}
public void Users_CanFindUserThatIsAssignedToSpecificDevice()
{
var gamepad1 = InputSystem.AddDevice <Gamepad>();
var gamepad2 = InputSystem.AddDevice <Gamepad>();
var gamepad3 = InputSystem.AddDevice <Gamepad>();
var user1 = new TestUser();
var user2 = new TestUser();
InputUser.Add(user1);
InputUser.Add(user2);
user1.AssignInputDevice(gamepad1);
user2.AssignInputDevice(gamepad2);
Assert.That(InputUser.FindUserForDevice(gamepad1), Is.SameAs(user1));
Assert.That(InputUser.FindUserForDevice(gamepad2), Is.SameAs(user2));
Assert.That(InputUser.FindUserForDevice(gamepad3), Is.Null);
}
