60 lines
2.0 KiB
C#
60 lines
2.0 KiB
C#
|
using Content.Server.Worldgen.Components.Debris;
|
|||
|
|
using Robust.Server.GameObjects;
|
|||
|
|
using Robust.Shared.Random;
|
|||
|
|
|
|||
|
|
namespace Content.Server.Worldgen.Systems.Debris;
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// This handles selecting debris with probability decided by a noise channel.
|
|||
|
|
/// </summary>
|
|||
|
|
public sealed class NoiseDrivenDebrisSelectorSystem : BaseWorldSystem
|
|||
|
|
{
|
|||
|
|
[Dependency] private readonly NoiseIndexSystem _index = default!;
|
|||
|
|
[Dependency] private readonly TransformSystem _xformSys = default!;
|
|||
|
|
[Dependency] private readonly ILogManager _logManager = default!;
|
|||
|
|
[Dependency] private readonly IRobustRandom _random = default!;
|
|||
|
|
|
|||
|
|
private ISawmill _sawmill = default!;
|
|||
|
|
|
|||
|
|
/// <inheritdoc />
|
|||
|
|
public override void Initialize()
|
|||
|
|
{
|
|||
|
|
_sawmill = _logManager.GetSawmill("world.debris.noise_debris_selector");
|
|||
|
|
// Event is forcibly ordered to always be handled after the simple selector.
|
|||
|
|
SubscribeLocalEvent<NoiseDrivenDebrisSelectorComponent, TryGetPlaceableDebrisFeatureEvent>(OnSelectDebrisKind,
|
|||
|
|
after: new[] {typeof(DebrisFeaturePlacerSystem)});
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private void OnSelectDebrisKind(EntityUid uid, NoiseDrivenDebrisSelectorComponent component,
|
|||
|
|
ref TryGetPlaceableDebrisFeatureEvent args)
|
|||
|
|
{
|
|||
|
|
var coords = WorldGen.WorldToChunkCoords(args.Coords.ToMapPos(EntityManager, _xformSys));
|
|||
|
|
var prob = _index.Evaluate(uid, component.NoiseChannel, coords);
|
|||
|
|
|
|||
|
|
if (prob is < 0 or > 1)
|
|||
|
|
{
|
|||
|
|
_sawmill.Error(
|
|||
|
|
$"Sampled a probability of {prob}, which is outside the [0, 1] range, at {coords} aka {args.Coords}.");
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if (!_random.Prob(prob))
|
|||
|
|
return;
|
|||
|
|
|
|||
|
|
var l = new List<string?>(1);
|
|||
|
|
component.CachedDebrisTable.GetSpawns(_random, ref l);
|
|||
|
|
|
|||
|
|
switch (l.Count)
|
|||
|
|
{
|
|||
|
|
case 0:
|
|||
|
|
return;
|
|||
|
|
case > 1:
|
|||
|
|
_sawmill.Warning($"Got more than one possible debris type from {uid}. List: {string.Join(", ", l)}");
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
args.DebrisProto = l[0];
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|