From 6f4bb040e407a19d549fab9329cdb42ed410a067 Mon Sep 17 00:00:00 2001
From: Leon Friedrich <60421075+ElectroJr@users.noreply.github.com>
Date: Sat, 15 Oct 2022 17:15:25 +1300
Subject: [PATCH] Misc stealth and box changes (#11809)
* git mv
* Disable shader while box is open
* Hide entity menu / prevent examine
* fix recursion fix recursion fix recursion fix recursion
* Better visibility checks
* min and max visibility fields
* fix reference point
---
.../ContextMenu/UI/EntityMenuPresenter.cs | 21 ++++++-
Content.Client/Examine/ExamineSystem.cs | 18 ++++--
Content.Client/Stealth/StealthSystem.cs | 57 +++++++++++++------
Content.Client/Verbs/VerbSystem.cs | 24 ++++++--
.../CardboardBox/CardboardBoxSystem.cs | 19 ++++++-
...xComponent.cs => CardboardBoxComponent.cs} | 0
Content.Shared/Examine/ExamineSystemShared.cs | 33 +++++++++--
Content.Shared/Examine/ExaminerComponent.cs | 12 ++--
.../Stealth/Components/StealthComponent.cs | 41 +++++++++++--
Content.Shared/Stealth/SharedStealthSystem.cs | 45 +++++++++++++--
.../Entities/Mobs/Player/observer.yml | 2 +-
.../Structures/Storage/Closets/big_boxes.yml | 2 +
12 files changed, 222 insertions(+), 52 deletions(-)
rename Content.Shared/CardboardBox/Components/{SharedCardboardBoxComponent.cs => CardboardBoxComponent.cs} (100%)
diff --git a/Content.Client/ContextMenu/UI/EntityMenuPresenter.cs b/Content.Client/ContextMenu/UI/EntityMenuPresenter.cs
index 33da153343..3d9577d397 100644
--- a/Content.Client/ContextMenu/UI/EntityMenuPresenter.cs
+++ b/Content.Client/ContextMenu/UI/EntityMenuPresenter.cs
@@ -7,6 +7,7 @@ using Content.Client.Verbs;
using Content.Client.Viewport;
using Content.Shared.CCVar;
using Content.Shared.CombatMode;
+using Content.Shared.Examine;
using Content.Shared.Input;
using Robust.Client.GameObjects;
using Robust.Client.Graphics;
@@ -20,6 +21,7 @@ using Robust.Shared.Input;
using Robust.Shared.Input.Binding;
using Robust.Shared.IoC;
using Robust.Shared.Log;
+using Robust.Shared.Map;
using Robust.Shared.Maths;
using Robust.Shared.Timing;
@@ -47,6 +49,7 @@ namespace Content.Client.ContextMenu.UI
private readonly VerbSystem _verbSystem;
private readonly ExamineSystem _examineSystem;
+ private readonly TransformSystem _xform;
private readonly SharedCombatModeSystem _combatMode;
///
@@ -64,6 +67,7 @@ namespace Content.Client.ContextMenu.UI
_verbSystem = verbSystem;
_examineSystem = _entityManager.EntitySysManager.GetEntitySystem();
_combatMode = _entityManager.EntitySysManager.GetEntitySystem();
+ _xform = _entityManager.EntitySysManager.GetEntitySystem();
_cfg.OnValueChanged(CCVars.EntityMenuGroupingType, OnGroupingChanged, true);
@@ -191,9 +195,24 @@ namespace Content.Client.ContextMenu.UI
var ignoreFov = !_eyeManager.CurrentEye.DrawFov ||
(_verbSystem.Visibility & MenuVisibility.NoFov) == MenuVisibility.NoFov;
+ _entityManager.TryGetComponent(player, out ExaminerComponent? examiner);
+ var xformQuery = _entityManager.GetEntityQuery();
+
foreach (var entity in Elements.Keys.ToList())
{
- if (_entityManager.Deleted(entity) || !ignoreFov && !_examineSystem.CanExamine(player, entity))
+ if (!xformQuery.TryGetComponent(entity, out var xform))
+ {
+ // entity was deleted
+ RemoveEntity(entity);
+ continue;
+ }
+
+ if (ignoreFov)
+ continue;
+
+ var pos = new MapCoordinates(_xform.GetWorldPosition(xform, xformQuery), xform.MapID);
+
+ if (!_examineSystem.CanExamine(player, pos, e => e == player || e == entity, entity, examiner))
RemoveEntity(entity);
}
}
diff --git a/Content.Client/Examine/ExamineSystem.cs b/Content.Client/Examine/ExamineSystem.cs
index 6164df123e..a87dff2019 100644
--- a/Content.Client/Examine/ExamineSystem.cs
+++ b/Content.Client/Examine/ExamineSystem.cs
@@ -63,13 +63,23 @@ namespace Content.Client.Examine
base.Shutdown();
}
- public override bool CanExamine(EntityUid examiner, MapCoordinates target, Ignored? predicate = null)
+ public override bool CanExamine(EntityUid examiner, MapCoordinates target, Ignored? predicate = null, EntityUid? examined = null, ExaminerComponent? examinerComp = null)
{
- var b = _eyeManager.GetWorldViewbounds();
- if (!b.Contains(target.Position))
+ if (!Resolve(examiner, ref examinerComp, false))
return false;
- return base.CanExamine(examiner, target, predicate);
+ if (examinerComp.SkipChecks)
+ return true;
+
+ if (examinerComp.CheckInRangeUnOccluded)
+ {
+ // TODO fix this. This should be using the examiner's eye component, not eye manager.
+ var b = _eyeManager.GetWorldViewbounds();
+ if (!b.Contains(target.Position))
+ return false;
+ }
+
+ return base.CanExamine(examiner, target, predicate, examined, examinerComp);
}
private bool HandleExamine(in PointerInputCmdHandler.PointerInputCmdArgs args)
diff --git a/Content.Client/Stealth/StealthSystem.cs b/Content.Client/Stealth/StealthSystem.cs
index 0e116f07a0..6ceff19576 100644
--- a/Content.Client/Stealth/StealthSystem.cs
+++ b/Content.Client/Stealth/StealthSystem.cs
@@ -22,35 +22,48 @@ public sealed class StealthSystem : SharedStealthSystem
SubscribeLocalEvent(OnShaderRender);
}
- protected override void OnInit(EntityUid uid, StealthComponent component, ComponentInit args)
+ public override void SetEnabled(EntityUid uid, bool value, StealthComponent? component = null)
{
- base.OnInit(uid, component, args);
- if (!TryComp(uid, out SpriteComponent? sprite))
+ if (!Resolve(uid, ref component) || component.Enabled == value)
return;
- sprite.PostShader = _shader;
- sprite.GetScreenTexture = true;
- sprite.RaiseShaderEvent = true;
+ base.SetEnabled(uid, value, component);
+ SetShader(uid, value, component);
+ }
+
+ private void SetShader(EntityUid uid, bool enabled, StealthComponent? component = null, SpriteComponent? sprite = null)
+ {
+ if (!Resolve(uid, ref component, ref sprite, false))
+ return;
+
+ sprite.Color = Color.White;
+ sprite.PostShader = enabled ? _shader : null;
+ sprite.GetScreenTexture = enabled;
+ sprite.RaiseShaderEvent = enabled;
+
+ if (!enabled)
+ {
+ if (component.HadOutline)
+ AddComp(uid);
+ return;
+ }
if (TryComp(uid, out InteractionOutlineComponent? outline))
{
- RemComp(uid, outline);
+ RemCompDeferred(uid, outline);
component.HadOutline = true;
}
}
+ protected override void OnInit(EntityUid uid, StealthComponent component, ComponentInit args)
+ {
+ base.OnInit(uid, component, args);
+ SetShader(uid, component.Enabled, component);
+ }
+
private void OnRemove(EntityUid uid, StealthComponent component, ComponentRemove args)
{
- if (!TryComp(uid, out SpriteComponent? sprite))
- return;
-
- sprite.PostShader = null;
- sprite.GetScreenTexture = false;
- sprite.RaiseShaderEvent = false;
- sprite.Color = Color.White;
-
- if (component.HadOutline)
- AddComp(uid);
+ SetShader(uid, false, component);
}
private void OnShaderRender(EntityUid uid, StealthComponent component, BeforePostShaderRenderEvent args)
@@ -61,9 +74,17 @@ public sealed class StealthSystem : SharedStealthSystem
// So we need to use relative screen coordinates. The reference frame we use is the parent's position on screen.
// this ensures that if the Stealth is not moving relative to the parent, its relative screen position remains
// unchanged.
- var parentXform = Transform(Transform(uid).ParentUid);
+ var parent = Transform(uid).ParentUid;
+ if (!parent.IsValid())
+ return; // should never happen, but lets not kill the client.
+ var parentXform = Transform(parent);
var reference = args.Viewport.WorldToLocal(parentXform.WorldPosition);
+ reference.X = -reference.X;
var visibility = GetVisibility(uid, component);
+
+ // actual visual visibility effect is limited to +/- 1.
+ visibility = Math.Clamp(visibility, -1f, 1f);
+
_shader.SetParameter("reference", reference);
_shader.SetParameter("visibility", visibility);
diff --git a/Content.Client/Verbs/VerbSystem.cs b/Content.Client/Verbs/VerbSystem.cs
index a1b9e3b277..2a7ccf4862 100644
--- a/Content.Client/Verbs/VerbSystem.cs
+++ b/Content.Client/Verbs/VerbSystem.cs
@@ -108,18 +108,34 @@ namespace Content.Client.Verbs
? Visibility
: Visibility | MenuVisibility.NoFov;
+
+ // Get entities
+ List entities;
+
// Do we have to do FoV checks?
if ((visibility & MenuVisibility.NoFov) == 0)
{
var entitiesUnderMouse = gameScreenBase.GetEntitiesUnderPosition(targetPos);
bool Predicate(EntityUid e) => e == player || entitiesUnderMouse.Contains(e);
+
+ // first check the general location.
if (!_examineSystem.CanExamine(player.Value, targetPos, Predicate))
return false;
- }
- // Get entities
- var entities = _entityLookup.GetEntitiesInRange(targetPos, EntityMenuLookupSize)
- .ToList();
+ TryComp(player.Value, out ExaminerComponent? examiner);
+
+ // Then check every entity
+ entities = new();
+ foreach (var ent in _entityLookup.GetEntitiesInRange(targetPos, EntityMenuLookupSize))
+ {
+ if (_examineSystem.CanExamine(player.Value, targetPos, Predicate, ent, examiner))
+ entities.Add(ent);
+ }
+ }
+ else
+ {
+ entities = _entityLookup.GetEntitiesInRange(targetPos, EntityMenuLookupSize).ToList();
+ }
if (entities.Count == 0)
return false;
diff --git a/Content.Server/CardboardBox/CardboardBoxSystem.cs b/Content.Server/CardboardBox/CardboardBoxSystem.cs
index 6b30bf0013..50ee49a24e 100644
--- a/Content.Server/CardboardBox/CardboardBoxSystem.cs
+++ b/Content.Server/CardboardBox/CardboardBoxSystem.cs
@@ -1,4 +1,4 @@
-using System.Linq;
+using System.Linq;
using Content.Shared.CardboardBox.Components;
using Content.Server.Storage.Components;
using Content.Shared.CardboardBox;
@@ -6,6 +6,8 @@ using Content.Shared.Movement.Components;
using Content.Shared.Movement.Systems;
using Robust.Shared.Player;
using Robust.Shared.Timing;
+using Content.Shared.Stealth.Components;
+using Content.Shared.Stealth;
namespace Content.Server.CardboardBox;
@@ -14,12 +16,14 @@ public sealed class CardboardBoxSystem : SharedCardboardBoxSystem
[Dependency] private readonly SharedAudioSystem _audio = default!;
[Dependency] private readonly SharedMoverController _mover = default!;
[Dependency] private readonly IGameTiming _timing = default!;
+ [Dependency] private readonly SharedStealthSystem _stealth = default!;
public override void Initialize()
{
base.Initialize();
SubscribeLocalEvent(OnBeforeStorageClosed);
SubscribeLocalEvent(AfterStorageOpen);
+ SubscribeLocalEvent(AfterStorageClosed);
}
private void OnBeforeStorageClosed(EntityUid uid, CardboardBoxComponent component, StorageBeforeCloseEvent args)
@@ -57,5 +61,18 @@ public sealed class CardboardBoxSystem : SharedCardboardBoxSystem
}
component.Mover = null;
+
+ // If this box has a stealth/chameleon effect, disable the stealth effect while the box is open.
+ _stealth.SetEnabled(uid, false);
+ }
+
+ private void AfterStorageClosed(EntityUid uid, CardboardBoxComponent component, StorageAfterCloseEvent args)
+ {
+ // If this box has a stealth/chameleon effect, enable the stealth effect.
+ if (TryComp(uid, out StealthComponent? stealth))
+ {
+ _stealth.SetVisibility(uid, stealth.MaxVisibility, stealth);
+ _stealth.SetEnabled(uid, true, stealth);
+ }
}
}
diff --git a/Content.Shared/CardboardBox/Components/SharedCardboardBoxComponent.cs b/Content.Shared/CardboardBox/Components/CardboardBoxComponent.cs
similarity index 100%
rename from Content.Shared/CardboardBox/Components/SharedCardboardBoxComponent.cs
rename to Content.Shared/CardboardBox/Components/CardboardBoxComponent.cs
diff --git a/Content.Shared/Examine/ExamineSystemShared.cs b/Content.Shared/Examine/ExamineSystemShared.cs
index 2541be7cfa..74e5a838d2 100644
--- a/Content.Shared/Examine/ExamineSystemShared.cs
+++ b/Content.Shared/Examine/ExamineSystemShared.cs
@@ -67,16 +67,28 @@ namespace Content.Shared.Examine
public bool CanExamine(EntityUid examiner, EntityUid examined)
{
return !Deleted(examined) && CanExamine(examiner, EntityManager.GetComponent(examined).MapPosition,
- entity => entity == examiner || entity == examined);
+ entity => entity == examiner || entity == examined, examined);
}
[Pure]
- public virtual bool CanExamine(EntityUid examiner, MapCoordinates target, Ignored? predicate = null)
+ public virtual bool CanExamine(EntityUid examiner, MapCoordinates target, Ignored? predicate = null, EntityUid? examined = null, ExaminerComponent? examinerComp = null)
{
- if (!EntityManager.TryGetComponent(examiner, out ExaminerComponent? examinerComponent))
+ if (!Resolve(examiner, ref examinerComp, false))
return false;
- if (!examinerComponent.DoRangeCheck)
+ // Ghosts and admins skip examine checks.
+ if (examinerComp.SkipChecks)
+ return true;
+
+ if (examined != null)
+ {
+ var ev = new ExamineAttemptEvent(examiner);
+ RaiseLocalEvent(examined.Value, ev);
+ if (ev.Cancelled)
+ return false;
+ }
+
+ if (!examinerComp.CheckInRangeUnOccluded)
return true;
if (EntityManager.GetComponent(examiner).MapID != target.MapId)
@@ -326,4 +338,17 @@ namespace Content.Shared.Examine
PushMessage(msg);
}
}
+
+ ///
+ /// Event raised directed at an entity that someone is attempting to examine
+ ///
+ public sealed class ExamineAttemptEvent : CancellableEntityEventArgs
+ {
+ public readonly EntityUid Examiner;
+
+ public ExamineAttemptEvent(EntityUid examiner)
+ {
+ Examiner = examiner;
+ }
+ }
}
diff --git a/Content.Shared/Examine/ExaminerComponent.cs b/Content.Shared/Examine/ExaminerComponent.cs
index 7f9dce7caa..3a931d961f 100644
--- a/Content.Shared/Examine/ExaminerComponent.cs
+++ b/Content.Shared/Examine/ExaminerComponent.cs
@@ -7,13 +7,11 @@ namespace Content.Shared.Examine
public sealed class ExaminerComponent : Component
{
[ViewVariables(VVAccess.ReadWrite)]
- [DataField("DoRangeCheck")]
- private bool _doRangeCheck = true;
+ [DataField("skipChecks")]
+ public bool SkipChecks = false;
- ///
- /// Whether to do a distance check on examine.
- /// If false, the user can theoretically examine from infinitely far away.
- ///
- public bool DoRangeCheck => _doRangeCheck;
+ [ViewVariables(VVAccess.ReadWrite)]
+ [DataField("checkInRangeUnOccluded")]
+ public bool CheckInRangeUnOccluded = true;
}
}
diff --git a/Content.Shared/Stealth/Components/StealthComponent.cs b/Content.Shared/Stealth/Components/StealthComponent.cs
index b41f05c9ae..d97e76b9fb 100644
--- a/Content.Shared/Stealth/Components/StealthComponent.cs
+++ b/Content.Shared/Stealth/Components/StealthComponent.cs
@@ -12,6 +12,12 @@ namespace Content.Shared.Stealth.Components;
[Access(typeof(SharedStealthSystem))]
public sealed class StealthComponent : Component
{
+ ///
+ /// Whether or not the stealth effect should currently be applied.
+ ///
+ [DataField("enabled")]
+ public bool Enabled = true;
+
///
/// Whether or not the entity previously had an interaction outline prior to cloaking.
///
@@ -19,12 +25,21 @@ public sealed class StealthComponent : Component
public bool HadOutline;
///
- /// Last set level of visibility. Ranges from 1 (fully visible) and -1 (fully hidden). To get the actual current
- /// visibility, use
+ /// Minimum visibility before the entity becomes unexaminable (and thus no longer appears on context menus).
+ ///
+ [DataField("examineThreshold")]
+ public readonly float ExamineThreshold = 0.5f;
+
+ ///
+ /// Last set level of visibility. The visual effect ranges from 1 (fully visible) and -1 (fully hidden). Values
+ /// outside of this range simply act as a buffer for the visual effect (i.e., a delay before turning invisible). To
+ /// get the actual current visibility, use
///
[DataField("lastVisibility")]
[Access(typeof(SharedStealthSystem), Other = AccessPermissions.None)]
- public float LastVisibility;
+ public float LastVisibility = 1;
+
///
/// Time at which was set. Null implies the entity is currently paused and not
@@ -44,17 +59,31 @@ public sealed class StealthComponent : Component
///
[DataField("movementVisibilityRate")]
public readonly float MovementVisibilityRate = 0.2f;
+
+ ///
+ /// Minimum visibility. Note that the visual effect caps out at -1, but this value is allowed to be larger or smaller.
+ ///
+ [DataField("minVisibility")]
+ public readonly float MinVisibility = -1f;
+
+ ///
+ /// Maximum visibility. Note that the visual effect caps out at +1, but this value is allowed to be larger or smaller.
+ ///
+ [DataField("maxVisibility")]
+ public readonly float MaxVisibility = 1.5f;
}
[Serializable, NetSerializable]
public sealed class StealthComponentState : ComponentState
{
- public float Visibility;
- public TimeSpan? LastUpdated;
+ public readonly float Visibility;
+ public readonly TimeSpan? LastUpdated;
+ public readonly bool Enabled;
- public StealthComponentState(float stealthLevel, TimeSpan? lastUpdated)
+ public StealthComponentState(float stealthLevel, TimeSpan? lastUpdated, bool enabled)
{
Visibility = stealthLevel;
LastUpdated = lastUpdated;
+ Enabled = enabled;
}
}
diff --git a/Content.Shared/Stealth/SharedStealthSystem.cs b/Content.Shared/Stealth/SharedStealthSystem.cs
index 582bd7b57d..9390d6eb22 100644
--- a/Content.Shared/Stealth/SharedStealthSystem.cs
+++ b/Content.Shared/Stealth/SharedStealthSystem.cs
@@ -1,3 +1,4 @@
+using Content.Shared.Examine;
using Content.Shared.Stealth.Components;
using Robust.Shared.GameStates;
using Robust.Shared.Timing;
@@ -17,6 +18,35 @@ public abstract class SharedStealthSystem : EntitySystem
SubscribeLocalEvent(OnMove);
SubscribeLocalEvent(OnPaused);
SubscribeLocalEvent(OnInit);
+ SubscribeLocalEvent(OnExamine);
+ }
+
+ private void OnExamine(EntityUid uid, StealthComponent component, ExamineAttemptEvent args)
+ {
+ if (!component.Enabled || GetVisibility(uid, component) > component.ExamineThreshold)
+ return;
+
+ // Don't block examine for owner or children of the cloaked entity.
+ // Containers and the like should already block examining, so not bothering to check for occluding containers.
+ var source = args.Examiner;
+ do
+ {
+ if (source == uid)
+ return;
+ source = Transform(source).ParentUid;
+ }
+ while (source.IsValid());
+
+ args.Cancel();
+ }
+
+ public virtual void SetEnabled(EntityUid uid, bool value, StealthComponent? component = null)
+ {
+ if (!Resolve(uid, ref component, false) || component.Enabled == value)
+ return;
+
+ component.Enabled = value;
+ Dirty(component);
}
private void OnPaused(EntityUid uid, StealthComponent component, EntityPausedEvent args)
@@ -44,7 +74,7 @@ public abstract class SharedStealthSystem : EntitySystem
private void OnStealthGetState(EntityUid uid, StealthComponent component, ref ComponentGetState args)
{
- args.State = new StealthComponentState(component.LastVisibility, component.LastUpdated);
+ args.State = new StealthComponentState(component.LastVisibility, component.LastUpdated, component.Enabled);
}
private void OnStealthHandleState(EntityUid uid, StealthComponent component, ref ComponentHandleState args)
@@ -52,6 +82,7 @@ public abstract class SharedStealthSystem : EntitySystem
if (args.Current is not StealthComponentState cast)
return;
+ SetEnabled(uid, cast.Enabled, component);
component.LastVisibility = cast.Visibility;
component.LastUpdated = cast.LastUpdated;
}
@@ -83,7 +114,7 @@ public abstract class SharedStealthSystem : EntitySystem
component.LastUpdated = _timing.CurTime;
}
- component.LastVisibility = Math.Clamp(component.LastVisibility + delta, -1f, 1f);
+ component.LastVisibility = Math.Clamp(component.LastVisibility + delta, component.MinVisibility, component.MaxVisibility);
Dirty(component);
}
@@ -96,7 +127,7 @@ public abstract class SharedStealthSystem : EntitySystem
if (!Resolve(uid, ref component))
return;
- component.LastVisibility = value;
+ component.LastVisibility = Math.Clamp(value, component.MinVisibility, component.MaxVisibility);
if (component.LastUpdated != null)
component.LastUpdated = _timing.CurTime;
@@ -107,16 +138,18 @@ public abstract class SharedStealthSystem : EntitySystem
/// Gets the current visibility from the
/// Use this instead of getting LastVisibility from the component directly.
///
- /// Returns a calculation that accounts for any stealth change that happened since last update, otherwise returns based on if it can resolve the component.
+ /// Returns a calculation that accounts for any stealth change that happened since last update, otherwise
+ /// returns based on if it can resolve the component. Note that the returned value may be larger than the components
+ /// maximum stealth value if it is currently disabled.
public float GetVisibility(EntityUid uid, StealthComponent? component = null)
{
- if (!Resolve(uid, ref component))
+ if (!Resolve(uid, ref component) || !component.Enabled)
return 1;
if (component.LastUpdated == null)
return component.LastVisibility;
var deltaTime = _timing.CurTime - component.LastUpdated.Value;
- return Math.Clamp(component.LastVisibility + (float) deltaTime.TotalSeconds * component.PassiveVisibilityRate, -1f, 1f);
+ return Math.Clamp(component.LastVisibility + (float) deltaTime.TotalSeconds * component.PassiveVisibilityRate, component.MinVisibility, component.MaxVisibility);
}
}
diff --git a/Resources/Prototypes/Entities/Mobs/Player/observer.yml b/Resources/Prototypes/Entities/Mobs/Player/observer.yml
index 8cbfe3faf9..e45f6868c4 100644
--- a/Resources/Prototypes/Entities/Mobs/Player/observer.yml
+++ b/Resources/Prototypes/Entities/Mobs/Player/observer.yml
@@ -27,7 +27,7 @@
- type: Input
context: "ghost"
- type: Examiner
- DoRangeCheck: false
+ skipChecks: true
- type: Ghost
- type: IntrinsicRadio
channels:
diff --git a/Resources/Prototypes/Entities/Structures/Storage/Closets/big_boxes.yml b/Resources/Prototypes/Entities/Structures/Storage/Closets/big_boxes.yml
index 0cc5ef792a..e39a1a03e9 100644
--- a/Resources/Prototypes/Entities/Structures/Storage/Closets/big_boxes.yml
+++ b/Resources/Prototypes/Entities/Structures/Storage/Closets/big_boxes.yml
@@ -49,6 +49,7 @@
- type: entity
id: StealthBox
+ suffix: stealth
parent: BaseBigBox
name: cardboard box #it's still just a box
description: Kept ya waiting, huh?
@@ -74,6 +75,7 @@
- type: entity
id: GhostBox
parent: StealthBox
+ suffix:
name: ghost box
description: Beware!
components: