add throwing star (#18700)
Co-authored-by: deltanedas <@deltanedas:kde.org>
This commit is contained in:
deltanedas
@@ -5,6 +5,7 @@ using Content.Shared.Projectiles;
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using Content.Shared.Sound.Components;
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using Content.Shared.Throwing;
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using Content.Shared.Weapons.Ranged.Components;
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using Robust.Shared.Audio;
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using Robust.Shared.Map;
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using Robust.Shared.Network;
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using Robust.Shared.Physics;
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@@ -13,145 +14,151 @@ using Robust.Shared.Physics.Events;
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using Robust.Shared.Physics.Systems;
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using Robust.Shared.Serialization;
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namespace Content.Shared.Projectiles
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namespace Content.Shared.Projectiles;
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public abstract class SharedProjectileSystem : EntitySystem
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{
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public abstract class SharedProjectileSystem : EntitySystem
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public const string ProjectileFixture = "projectile";
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[Dependency] private readonly INetManager _netManager = default!;
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[Dependency] private readonly SharedAudioSystem _audio = default!;
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[Dependency] private readonly SharedDoAfterSystem _doAfter = default!;
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[Dependency] private readonly SharedPhysicsSystem _physics = default!;
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[Dependency] private readonly SharedTransformSystem _transform = default!;
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public override void Initialize()
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{
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public const string ProjectileFixture = "projectile";
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base.Initialize();
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[Dependency] private readonly INetManager _netManager = default!;
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[Dependency] private readonly SharedDoAfterSystem _doAfter = default!;
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[Dependency] private readonly SharedPhysicsSystem _physics = default!;
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[Dependency] private readonly SharedTransformSystem _transform = default!;
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SubscribeLocalEvent<ProjectileComponent, PreventCollideEvent>(PreventCollision);
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SubscribeLocalEvent<EmbeddableProjectileComponent, ProjectileHitEvent>(OnEmbedProjectileHit);
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SubscribeLocalEvent<EmbeddableProjectileComponent, ThrowDoHitEvent>(OnEmbedThrowDoHit);
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SubscribeLocalEvent<EmbeddableProjectileComponent, ActivateInWorldEvent>(OnEmbedActivate);
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SubscribeLocalEvent<EmbeddableProjectileComponent, RemoveEmbeddedProjectileEvent>(OnEmbedRemove);
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}
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public override void Initialize()
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private void OnEmbedActivate(EntityUid uid, EmbeddableProjectileComponent component, ActivateInWorldEvent args)
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{
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// Nuh uh
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if (component.RemovalTime == null)
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return;
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if (args.Handled || !TryComp<PhysicsComponent>(uid, out var physics) || physics.BodyType != BodyType.Static)
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return;
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args.Handled = true;
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_doAfter.TryStartDoAfter(new DoAfterArgs(args.User, component.RemovalTime.Value,
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new RemoveEmbeddedProjectileEvent(), eventTarget: uid, target: uid)
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{
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base.Initialize();
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SubscribeLocalEvent<ProjectileComponent, PreventCollideEvent>(PreventCollision);
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SubscribeLocalEvent<EmbeddableProjectileComponent, ProjectileHitEvent>(OnEmbedProjectileHit);
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SubscribeLocalEvent<EmbeddableProjectileComponent, ThrowDoHitEvent>(OnEmbedThrowDoHit);
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SubscribeLocalEvent<EmbeddableProjectileComponent, ActivateInWorldEvent>(OnEmbedActivate);
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SubscribeLocalEvent<EmbeddableProjectileComponent, RemoveEmbeddedProjectileEvent>(OnEmbedRemove);
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DistanceThreshold = SharedInteractionSystem.InteractionRange,
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});
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}
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private void OnEmbedRemove(EntityUid uid, EmbeddableProjectileComponent component, RemoveEmbeddedProjectileEvent args)
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{
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// Whacky prediction issues.
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if (args.Cancelled || _netManager.IsClient)
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return;
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if (component.DeleteOnRemove)
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{
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QueueDel(uid);
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return;
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}
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private void OnEmbedActivate(EntityUid uid, EmbeddableProjectileComponent component, ActivateInWorldEvent args)
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var xform = Transform(uid);
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TryComp<PhysicsComponent>(uid, out var physics);
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_physics.SetBodyType(uid, BodyType.Dynamic, body: physics, xform: xform);
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_transform.AttachToGridOrMap(uid, xform);
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// Land it just coz uhhh yeah
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var landEv = new LandEvent(args.User, true);
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RaiseLocalEvent(uid, ref landEv);
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_physics.WakeBody(uid, body: physics);
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}
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private void OnEmbedThrowDoHit(EntityUid uid, EmbeddableProjectileComponent component, ThrowDoHitEvent args)
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{
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Embed(uid, args.Target, component);
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}
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private void OnEmbedProjectileHit(EntityUid uid, EmbeddableProjectileComponent component, ref ProjectileHitEvent args)
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{
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Embed(uid, args.Target, component);
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// Raise a specific event for projectiles.
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if (TryComp<ProjectileComponent>(uid, out var projectile))
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{
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// Nuh uh
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if (component.RemovalTime == null)
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return;
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var ev = new ProjectileEmbedEvent(projectile.Shooter, projectile.Weapon, args.Target);
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RaiseLocalEvent(uid, ref ev);
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}
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}
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if (args.Handled || !TryComp<PhysicsComponent>(uid, out var physics) || physics.BodyType != BodyType.Static)
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return;
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private void Embed(EntityUid uid, EntityUid target, EmbeddableProjectileComponent component)
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{
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TryComp<PhysicsComponent>(uid, out var physics);
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_physics.SetLinearVelocity(uid, Vector2.Zero, body: physics);
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_physics.SetBodyType(uid, BodyType.Static, body: physics);
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var xform = Transform(uid);
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_transform.SetParent(uid, xform, target);
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args.Handled = true;
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_doAfter.TryStartDoAfter(new DoAfterArgs(args.User, component.RemovalTime.Value,
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new RemoveEmbeddedProjectileEvent(), eventTarget: uid, target: uid)
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{
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DistanceThreshold = SharedInteractionSystem.InteractionRange,
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});
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if (component.Offset != Vector2.Zero)
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{
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_transform.SetLocalPosition(xform, xform.LocalPosition + xform.LocalRotation.RotateVec(component.Offset));
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}
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private void OnEmbedRemove(EntityUid uid, EmbeddableProjectileComponent component, RemoveEmbeddedProjectileEvent args)
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if (component.Sound != null)
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{
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// Whacky prediction issues.
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if (args.Cancelled || _netManager.IsClient)
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return;
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if (component.DeleteOnRemove)
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{
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QueueDel(uid);
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return;
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}
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var xform = Transform(uid);
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TryComp<PhysicsComponent>(uid, out var physics);
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_physics.SetBodyType(uid, BodyType.Dynamic, body: physics, xform: xform);
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_transform.AttachToGridOrMap(uid, xform);
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// Land it just coz uhhh yeah
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var landEv = new LandEvent(args.User, true);
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RaiseLocalEvent(uid, ref landEv);
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_physics.WakeBody(uid, body: physics);
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_audio.PlayPredicted(component.Sound, uid, null);
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}
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}
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private void OnEmbedThrowDoHit(EntityUid uid, EmbeddableProjectileComponent component, ThrowDoHitEvent args)
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private void PreventCollision(EntityUid uid, ProjectileComponent component, ref PreventCollideEvent args)
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{
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if (component.IgnoreShooter && args.OtherEntity == component.Shooter)
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{
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Embed(uid, args.Target, component);
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args.Cancelled = true;
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}
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}
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private void OnEmbedProjectileHit(EntityUid uid, EmbeddableProjectileComponent component, ref ProjectileHitEvent args)
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{
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Embed(uid, args.Target, component);
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public void SetShooter(ProjectileComponent component, EntityUid uid)
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{
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if (component.Shooter == uid)
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return;
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// Raise a specific event for projectiles.
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if (TryComp<ProjectileComponent>(uid, out var projectile))
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{
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var ev = new ProjectileEmbedEvent(projectile.Shooter, projectile.Weapon, args.Target);
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RaiseLocalEvent(uid, ref ev);
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}
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}
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private void Embed(EntityUid uid, EntityUid target, EmbeddableProjectileComponent component)
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{
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TryComp<PhysicsComponent>(uid, out var physics);
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_physics.SetLinearVelocity(uid, Vector2.Zero, body: physics);
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_physics.SetBodyType(uid, BodyType.Static, body: physics);
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var xform = Transform(uid);
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_transform.SetParent(uid, xform, target);
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if (component.Offset != Vector2.Zero)
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{
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_transform.SetLocalPosition(xform, xform.LocalPosition + xform.LocalRotation.RotateVec(component.Offset));
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}
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}
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private void PreventCollision(EntityUid uid, ProjectileComponent component, ref PreventCollideEvent args)
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{
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if (component.IgnoreShooter && args.OtherEntity == component.Shooter)
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{
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args.Cancelled = true;
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}
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}
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public void SetShooter(ProjectileComponent component, EntityUid uid)
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{
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if (component.Shooter == uid)
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return;
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component.Shooter = uid;
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Dirty(uid, component);
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}
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[Serializable, NetSerializable]
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private sealed class RemoveEmbeddedProjectileEvent : DoAfterEvent
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{
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public override DoAfterEvent Clone() => this;
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}
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component.Shooter = uid;
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Dirty(uid, component);
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}
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[Serializable, NetSerializable]
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public sealed class ImpactEffectEvent : EntityEventArgs
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private sealed class RemoveEmbeddedProjectileEvent : DoAfterEvent
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{
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public string Prototype;
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public EntityCoordinates Coordinates;
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public ImpactEffectEvent(string prototype, EntityCoordinates coordinates)
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{
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Prototype = prototype;
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Coordinates = coordinates;
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}
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public override DoAfterEvent Clone() => this;
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}
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/// <summary>
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/// Raised when entity is just about to be hit with projectile but can reflect it
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/// </summary>
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[ByRefEvent]
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public record struct ProjectileReflectAttemptEvent(EntityUid ProjUid, ProjectileComponent Component, bool Cancelled);
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/// <summary>
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/// Raised when projectile hits other entity
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/// </summary>
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[ByRefEvent]
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public readonly record struct ProjectileHitEvent(EntityUid Target);
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}
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[Serializable, NetSerializable]
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public sealed class ImpactEffectEvent : EntityEventArgs
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{
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public string Prototype;
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public EntityCoordinates Coordinates;
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public ImpactEffectEvent(string prototype, EntityCoordinates coordinates)
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{
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Prototype = prototype;
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Coordinates = coordinates;
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}
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}
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/// <summary>
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/// Raised when entity is just about to be hit with projectile but can reflect it
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/// </summary>
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[ByRefEvent]
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public record struct ProjectileReflectAttemptEvent(EntityUid ProjUid, ProjectileComponent Component, bool Cancelled);
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/// <summary>
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/// Raised when projectile hits other entity
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/// </summary>
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[ByRefEvent]
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public readonly record struct ProjectileHitEvent(EntityUid Target);
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