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Rework climbing (#7706)

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This commit is contained in:
Jacob Tong
2022-05-10 01:08:52 -07:00
committed by GitHub
parent 7198173ff4
commit 0e945b42b2
11 changed files with 516 additions and 634 deletions
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448
Content.Server/Climbing/ClimbSystem.cs
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@@ -1,121 +1,421 @@
using System;
using System.Collections.Generic;
using System.Linq;
using Content.Server.Climbing.Components;
using Content.Server.DoAfter;
using Content.Server.Popups;
using Content.Server.Stunnable;
using Content.Shared.ActionBlocker;
using Content.Shared.Body.Components;
using Content.Shared.Body.Part;
using Content.Shared.Buckle.Components;
using Content.Shared.Climbing;
using Content.Shared.Damage;
using Content.Shared.DragDrop;
using Content.Shared.GameTicking;
using Content.Shared.Interaction;
using Content.Shared.Physics;
using Content.Shared.Popups;
using Content.Shared.Verbs;
using JetBrains.Annotations;
using Robust.Shared.GameObjects;
using Robust.Shared.IoC;
using Robust.Shared.Localization;
using Robust.Shared.GameStates;
using Robust.Shared.Physics;
using Robust.Shared.Physics.Collision.Shapes;
using Robust.Shared.Physics.Dynamics;
using Robust.Shared.Player;
namespace Content.Server.Climbing
namespace Content.Server.Climbing;
[UsedImplicitly]
public sealed class ClimbSystem : SharedClimbSystem
{
[UsedImplicitly]
internal sealed class ClimbSystem : SharedClimbSystem
[Dependency] private readonly ActionBlockerSystem _actionBlockerSystem = default!;
[Dependency] private readonly DamageableSystem _damageableSystem = default!;
[Dependency] private readonly DoAfterSystem _doAfterSystem = default!;
[Dependency] private readonly FixtureSystem _fixtureSystem = default!;
[Dependency] private readonly PopupSystem _popupSystem = default!;
[Dependency] private readonly SharedInteractionSystem _interactionSystem = default!;
[Dependency] private readonly StunSystem _stunSystem = default!;
private const string ClimbingFixtureName = "climb";
private const int ClimbingCollisionGroup = (int) CollisionGroup.VaultImpassable;
private readonly Dictionary<EntityUid, List<Fixture>> _fixtureRemoveQueue = new();
public override void Initialize()
{
private readonly HashSet<ClimbingComponent> _activeClimbers = new();
base.Initialize();
[Dependency] private readonly ActionBlockerSystem _actionBlockerSystem = default!;
[Dependency] private readonly StunSystem _stunSystem = default!;
[Dependency] private readonly DamageableSystem _damageableSystem = default!;
[Dependency] private readonly PopupSystem _popupSystem = default!;
SubscribeLocalEvent<RoundRestartCleanupEvent>(Reset);
SubscribeLocalEvent<ClimbableComponent, GetVerbsEvent<AlternativeVerb>>(AddClimbableVerb);
SubscribeLocalEvent<ClimbableComponent, DragDropEvent>(OnClimbableDragDrop);
public override void Initialize()
SubscribeLocalEvent<ClimbingComponent, ClimbFinishedEvent>(OnClimbFinished);
SubscribeLocalEvent<ClimbingComponent, EndCollideEvent>(OnClimbEndCollide);
SubscribeLocalEvent<ClimbingComponent, BuckleChangeEvent>(OnBuckleChange);
SubscribeLocalEvent<ClimbingComponent, ComponentGetState>(OnClimbingGetState);
SubscribeLocalEvent<GlassTableComponent, ClimbedOnEvent>(OnGlassClimbed);
}
protected override void OnCanDragDropOn(EntityUid uid, SharedClimbableComponent component, CanDragDropOnEvent args)
{
base.OnCanDragDropOn(uid, component, args);
if (!args.CanDrop)
return;
string reason;
var canVault = args.User == args.Dragged
? CanVault(component, args.User, args.Target, out reason)
: CanVault(component, args.User, args.Dragged, args.Target, out reason);
if (!canVault)
_popupSystem.PopupEntity(reason, args.User, Filter.Entities(args.User));
args.CanDrop = canVault;
args.Handled = true;
}
private void AddClimbableVerb(EntityUid uid, ClimbableComponent component, GetVerbsEvent<AlternativeVerb> args)
{
if (!args.CanAccess || !args.CanInteract || !_actionBlockerSystem.CanMove(args.User))
return;
if (!TryComp(args.User, out ClimbingComponent? climbingComponent) || climbingComponent.IsClimbing)
return;
// TODO VERBS ICON add a climbing icon?
args.Verbs.Add(new AlternativeVerb
{
base.Initialize();
Act = () => TryMoveEntity(component, args.User, args.User, args.Target),
Text = Loc.GetString("comp-climbable-verb-climb")
});
}
SubscribeLocalEvent<RoundRestartCleanupEvent>(Reset);
SubscribeLocalEvent<ClimbableComponent, GetVerbsEvent<AlternativeVerb>>(AddClimbVerb);
SubscribeLocalEvent<ClimbingComponent, BuckleChangeEvent>(OnBuckleChange);
SubscribeLocalEvent<GlassTableComponent, ClimbedOnEvent>(OnGlassClimbed);
private void OnClimbableDragDrop(EntityUid uid, ClimbableComponent component, DragDropEvent args)
{
TryMoveEntity(component, args.User, args.Dragged, args.Target);
}
private void TryMoveEntity(ClimbableComponent component, EntityUid user, EntityUid entityToMove,
EntityUid climbable)
{
if (!TryComp(entityToMove, out ClimbingComponent? climbingComponent) || climbingComponent.IsClimbing)
return;
_doAfterSystem.DoAfter(new DoAfterEventArgs(entityToMove, component.ClimbDelay, default, climbable)
{
BreakOnTargetMove = true,
BreakOnUserMove = true,
BreakOnDamage = true,
BreakOnStun = true,
UserFinishedEvent = new ClimbFinishedEvent(user, climbable)
});
}
private void OnClimbFinished(EntityUid uid, ClimbingComponent climbingComp, ClimbFinishedEvent args)
{
if (!TryComp<PhysicsComponent>(uid, out var physicsComp)
|| !TryComp<FixturesComponent>(uid, out var fixturesComp))
return;
if (!ReplaceFixtures(climbingComp, physicsComp, fixturesComp))
return;
climbingComp.IsClimbing = true;
MoveEntityToward(uid, args.Climbable, physicsComp, climbingComp);
// we may potentially need additional logic since we're forcing a player onto a climbable
// there's also the cases where the user might collide with the person they are forcing onto the climbable that i haven't accounted for
RaiseLocalEvent(uid, new StartClimbEvent(args.Climbable), false);
RaiseLocalEvent(args.Climbable, new ClimbedOnEvent(uid), false);
if (args.User == uid)
{
var othersMessage = Loc.GetString("comp-climbable-user-climbs-other", ("user", uid),
("climbable", args.Climbable));
uid.PopupMessageOtherClients(othersMessage);
var selfMessage = Loc.GetString("comp-climbable-user-climbs", ("climbable", args.Climbable));
uid.PopupMessage(selfMessage);
}
else
{
var othersMessage = Loc.GetString("comp-climbable-user-climbs-force-other", ("user", args.User),
("moved-user", uid), ("climbable", args.Climbable));
args.User.PopupMessageOtherClients(othersMessage);
var selfMessage = Loc.GetString("comp-climbable-user-climbs-force", ("moved-user", uid),
("climbable", args.Climbable));
args.User.PopupMessage(selfMessage);
}
}
/// <summary>
/// Replaces the current fixtures with non-climbing collidable versions so that climb end can be detected
/// </summary>
/// <returns>Returns whether adding the new fixtures was successful</returns>
private bool ReplaceFixtures(ClimbingComponent climbingComp, PhysicsComponent physicsComp, FixturesComponent fixturesComp)
{
// Swap fixtures
foreach (var (name, fixture) in fixturesComp.Fixtures)
{
if (climbingComp.DisabledFixtureMasks.ContainsKey(name)
|| fixture.Hard == false
|| (fixture.CollisionMask & ClimbingCollisionGroup) == 0)
continue;
climbingComp.DisabledFixtureMasks.Add(fixture.ID, fixture.CollisionMask & ClimbingCollisionGroup);
fixture.CollisionMask &= ~ClimbingCollisionGroup;
}
public void ForciblySetClimbing(EntityUid uid, ClimbingComponent? component = null)
if (!_fixtureSystem.TryCreateFixture(physicsComp,
new Fixture(new PhysShapeCircle { Radius = 0.35f }, (int) CollisionGroup.None, ClimbingCollisionGroup, false)
{ID = ClimbingFixtureName}, manager: fixturesComp))
return false;
return true;
}
private void OnClimbEndCollide(EntityUid uid, ClimbingComponent component, EndCollideEvent args)
{
if (args.OurFixture.ID != ClimbingFixtureName
|| !component.IsClimbing
|| component.OwnerIsTransitioning
|| !TryComp<TransformComponent>(uid, out var transformComp)
|| !TryComp<PhysicsComponent>(uid, out var physicsComp)
|| !TryComp<FixturesComponent>(uid, out var fixturesComp))
return;
foreach (var fixture in args.OurFixture.Contacts.Keys)
{
if (!Resolve(uid, ref component, false))
if (fixture == args.OtherFixture)
continue;
// If still colliding with a climbable, do not stop climbing
if (HasComp<ClimbableComponent>(fixture.Body.Owner))
return;
component.IsClimbing = true;
UnsetTransitionBoolAfterBufferTime(uid, component);
}
private void AddClimbVerb(EntityUid uid, ClimbableComponent component, GetVerbsEvent<AlternativeVerb> args)
foreach (var (name, fixtureMask) in component.DisabledFixtureMasks)
{
if (!args.CanAccess || !args.CanInteract || !_actionBlockerSystem.CanMove(args.User))
return;
if (!fixturesComp.Fixtures.TryGetValue(name, out var fixture))
continue;
fixture.CollisionMask |= fixtureMask;
}
component.DisabledFixtureMasks.Clear();
// Check that the user climb.
if (!EntityManager.TryGetComponent(args.User, out ClimbingComponent? climbingComponent) ||
climbingComponent.IsClimbing)
return;
// Add a climb verb
AlternativeVerb verb = new();
verb.Act = () => component.TryClimb(args.User, args.Target);
verb.Text = Loc.GetString("comp-climbable-verb-climb");
// TODO VERBS ICON add a climbing icon?
args.Verbs.Add(verb);
if (!_fixtureRemoveQueue.TryGetValue(uid, out var removeQueue))
{
removeQueue = new List<Fixture>();
_fixtureRemoveQueue.Add(uid, removeQueue);
}
private void OnBuckleChange(EntityUid uid, ClimbingComponent component, BuckleChangeEvent args)
if (fixturesComp.Fixtures.TryGetValue(ClimbingFixtureName, out var climbingFixture))
removeQueue.Add(climbingFixture);
component.IsClimbing = false;
}
/// <summary>
/// Checks if the user can vault the target
/// </summary>
/// <param name="component">The component of the entity that is being vaulted</param>
/// <param name="user">The entity that wants to vault</param>
/// <param name="target">The object that is being vaulted</param>
/// <param name="reason">The reason why it cant be dropped</param>
/// <returns></returns>
private bool CanVault(SharedClimbableComponent component, EntityUid user, EntityUid target, out string reason)
{
if (!_actionBlockerSystem.CanInteract(user, target))
{
if (args.Buckling)
component.IsClimbing = false;
reason = Loc.GetString("comp-climbable-cant-interact");
return false;
}
private void OnGlassClimbed(EntityUid uid, GlassTableComponent component, ClimbedOnEvent args)
if (!HasComp<ClimbingComponent>(user)
|| !TryComp(user, out SharedBodyComponent? body)
|| !body.HasPartOfType(BodyPartType.Leg)
|| !body.HasPartOfType(BodyPartType.Foot))
{
if (TryComp<PhysicsComponent>(args.Climber, out var physics) && physics.Mass <= component.MassLimit)
return;
_damageableSystem.TryChangeDamage(args.Climber, component.ClimberDamage);
_damageableSystem.TryChangeDamage(uid, component.TableDamage);
_stunSystem.TryParalyze(args.Climber, TimeSpan.FromSeconds(component.StunTime), true);
// Not shown to the user, since they already get a 'you climb on the glass table' popup
_popupSystem.PopupEntity(Loc.GetString("glass-table-shattered-others",
("table", uid), ("climber", args.Climber)), args.Climber,
Filter.Pvs(uid).RemoveWhereAttachedEntity(puid => puid == args.Climber));
reason = Loc.GetString("comp-climbable-cant-climb");
return false;
}
public void AddActiveClimber(ClimbingComponent climbingComponent)
if (!_interactionSystem.InRangeUnobstructed(user, target, component.Range))
{
_activeClimbers.Add(climbingComponent);
reason = Loc.GetString("comp-climbable-cant-reach");
return false;
}
public void RemoveActiveClimber(ClimbingComponent climbingComponent)
reason = string.Empty;
return true;
}
/// <summary>
/// Checks if the user can vault the dragged entity onto the the target
/// </summary>
/// <param name="component">The climbable component of the object being vaulted onto</param>
/// <param name="user">The user that wants to vault the entity</param>
/// <param name="dragged">The entity that is being vaulted</param>
/// <param name="target">The object that is being vaulted onto</param>
/// <param name="reason">The reason why it cant be dropped</param>
/// <returns></returns>
private bool CanVault(SharedClimbableComponent component, EntityUid user, EntityUid dragged, EntityUid target,
out string reason)
{
if (!_actionBlockerSystem.CanInteract(user, dragged) || !_actionBlockerSystem.CanInteract(user, target))
{
_activeClimbers.Remove(climbingComponent);
reason = Loc.GetString("comp-climbable-cant-interact");
return false;
}
public void UnsetTransitionBoolAfterBufferTime(EntityUid uid, ClimbingComponent? component = null)
if (!HasComp<ClimbingComponent>(dragged))
{
if (!Resolve(uid, ref component, false))
return;
component.Owner.SpawnTimer((int) (SharedClimbingComponent.BufferTime * 1000), () =>
reason = Loc.GetString("comp-climbable-cant-climb");
return false;
}
bool Ignored(EntityUid entity) => entity == target || entity == user || entity == dragged;
if (!_interactionSystem.InRangeUnobstructed(user, target, component.Range, predicate: Ignored)
|| !_interactionSystem.InRangeUnobstructed(user, dragged, component.Range, predicate: Ignored))
{
reason = Loc.GetString("comp-climbable-cant-reach");
return false;
}
reason = string.Empty;
return true;
}
public void ForciblySetClimbing(EntityUid uid, ClimbingComponent? component = null)
{
if (!Resolve(uid, ref component, false))
return;
component.IsClimbing = true;
}
private static void OnBuckleChange(EntityUid uid, ClimbingComponent component, BuckleChangeEvent args)
{
if (!args.Buckling)
return;
component.IsClimbing = false;
component.OwnerIsTransitioning = false;
}
private static void OnClimbingGetState(EntityUid uid, ClimbingComponent component, ref ComponentGetState args)
{
args.State = new SharedClimbingComponent.ClimbModeComponentState(component.IsClimbing, component.OwnerIsTransitioning);
}
private void OnGlassClimbed(EntityUid uid, GlassTableComponent component, ClimbedOnEvent args)
{
if (TryComp<PhysicsComponent>(args.Climber, out var physics) && physics.Mass <= component.MassLimit)
return;
_damageableSystem.TryChangeDamage(args.Climber, component.ClimberDamage);
_damageableSystem.TryChangeDamage(uid, component.TableDamage);
_stunSystem.TryParalyze(args.Climber, TimeSpan.FromSeconds(component.StunTime), true);
// Not shown to the user, since they already get a 'you climb on the glass table' popup
_popupSystem.PopupEntity(
Loc.GetString("glass-table-shattered-others", ("table", uid), ("climber", args.Climber)), args.Climber,
Filter.Pvs(uid).RemoveWhereAttachedEntity(puid => puid == args.Climber));
}
/// <summary>
/// Moves the entity toward the target climbed entity
/// </summary>
public void MoveEntityToward(EntityUid uid, EntityUid target, PhysicsComponent? physics = null, ClimbingComponent? climbing = null)
{
if (!Resolve(uid, ref physics, ref climbing, false))
return;
var from = Transform(uid).WorldPosition;
var to = Transform(target).WorldPosition;
var (x, y) = (to - from).Normalized;
if (MathF.Abs(x) < 0.6f) // user climbed mostly vertically so lets make it a clean straight line
to = new Vector2(from.X, to.Y);
else if (MathF.Abs(y) < 0.6f) // user climbed mostly horizontally so lets make it a clean straight line
to = new Vector2(to.X, from.Y);
var velocity = (to - from).Length;
if (velocity <= 0.0f) return;
// Since there are bodies with different masses:
// mass * 10 seems enough to move entity
// instead of launching cats like rockets against the walls with constant impulse value.
physics.ApplyLinearImpulse((to - from).Normalized * velocity * physics.Mass * 10);
physics.BodyType = BodyType.Dynamic;
climbing.OwnerIsTransitioning = true;
_actionBlockerSystem.UpdateCanMove(uid);
// Transition back to KinematicController after BufferTime
climbing.Owner.SpawnTimer((int) (SharedClimbingComponent.BufferTime * 1000), () =>
{
if (climbing.Deleted) return;
physics.BodyType = BodyType.KinematicController;
climbing.OwnerIsTransitioning = false;
_actionBlockerSystem.UpdateCanMove(uid);
});
}
public override void Update(float frameTime)
{
foreach (var (uid, fixtures) in _fixtureRemoveQueue)
{
if (!TryComp<PhysicsComponent>(uid, out var physicsComp)
|| !TryComp<FixturesComponent>(uid, out var fixturesComp))
continue;
foreach (var fixture in fixtures)
{
if (component.Deleted) return;
component.OwnerIsTransitioning = false;
});
}
public override void Update(float frameTime)
{
foreach (var climber in _activeClimbers.ToArray())
{
climber.Update();
_fixtureSystem.DestroyFixture(physicsComp, fixture, true, fixturesComp);
}
}
public void Reset(RoundRestartCleanupEvent ev)
{
_activeClimbers.Clear();
}
_fixtureRemoveQueue.Clear();
}
private void Reset(RoundRestartCleanupEvent ev)
{
_fixtureRemoveQueue.Clear();
}
}
internal sealed class ClimbFinishedEvent : EntityEventArgs
{
public ClimbFinishedEvent(EntityUid user, EntityUid climbable)
{
User = user;
Climbable = climbable;
}
public EntityUid User { get; }
public EntityUid Climbable { get; }
}
/// <summary>
/// Raised on an entity when it is climbed on.
/// </summary>
public sealed class ClimbedOnEvent : EntityEventArgs
{
public EntityUid Climber;
public ClimbedOnEvent(EntityUid climber)
{
Climber = climber;
}
}
/// <summary>
/// Raised on an entity when it successfully climbs on something.
/// </summary>
public sealed class StartClimbEvent : EntityEventArgs
{
public EntityUid Climbable;
public StartClimbEvent(EntityUid climbable)
{
Climbable = climbable;
}
}