protected override void OnInitialize()
{
base.OnInitialize();
Camera = Camera ?? GetViewport().GetCamera();
Distance = InitialDistance;
OnActiveStateChange
.Do(v => _viewInput.Active = v)
.Do(v => _zoomInput.Active = v)
.Subscribe()
.AddTo(this);
ViewInput
.Select(v => v * 0.05f)
.Subscribe(v => Rotation -= v)
.AddTo(this);
ZoomInput
.Subscribe(v => Distance -= v * 0.05f)
.AddTo(this);
OnActiveStateChange
.Where(v => v)
.Skip(Active ? 1 : 0)
.Subscribe(_ => Distance = DistanceRange.Min + 0.1f)
.AddTo(this);
}
protected override void PostConstruct()
{
base.PostConstruct();
RotationInput
.Select(v => v * 0.02f)
.TakeUntil(Disposed.Where(identity))
.Subscribe(v => Rotation -= v, this);
ZoomInput
.TakeUntil(Disposed.Where(identity))
.Subscribe(v => Distance -= v * 0.15f, this);
OnActiveStateChange
.Do(v => _rotationInput.Iter(i => i.Active = v))
.Do(v => _zoomInput.Iter(i => i.Active = v))
.TakeUntil(Disposed.Where(identity))
.Subscribe(this);
}
protected override void OnInitialize()
{
base.OnInitialize();
Input.SetMouseMode(Input.MouseMode.Visible);
OnActiveStateChange
.Do(v => _viewInput.Active = v)
.Do(v => _movementInput.Active = v)
.Subscribe()
.AddTo(this);
MovementInput
.Where(_ => _modifierPressed)
.Select(v => v * 0.05f)
.Subscribe(v => _offset.y += v)
.AddTo(this);
this.OnInput()
.Where(e => Active && !e.IsEcho())
.Select(e =>
e.IsActionPressed(_controlModifier) ||
!e.IsActionReleased(_controlModifier) && _modifierPressed)
.Subscribe(v => _modifierPressed = v)
.AddTo(this);
if (Pivot is IBounded bounded)
{
var bounds = bounded.Bounds;
var fov = (Target as Camera)?.Fov ?? 70f;
var height = bounds.GetLongestAxisSize();
var distance = height / 2f / Math.Tan(Mathf.Deg2Rad(fov / 2f));
Distance = (float)distance + 0.2f;
}
}