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mech nitrogen filtering 2 (#19868)

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* target oxygen logic

* filter out nitrogen when low on oxygen

* vvrw and datafield for everything

* :trollface:

* bruh does work

* tagless chicken

* move into atmos, make it not depend on mech

* update mech prototype

---------

Co-authored-by: deltanedas <@deltanedas:kde.org>
This commit is contained in:
deltanedas
2023-11-06 03:15:13 +00:00
committed by GitHub
parent db1eba15e3
commit f0f54b5872
9 changed files with 225 additions and 143 deletions
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80
Content.Server/Mech/Systems/MechSystem.Filtering.cs
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@@ -1,80 +0,0 @@
using Content.Server.Atmos;
using Content.Server.Atmos.Piping.Components;
using Content.Server.Mech.Components;
using Content.Shared.Atmos;
using Content.Shared.Mech.Components;
namespace Content.Server.Mech.Systems;
// TODO: this could be reused for gasmask or something if MechAir wasnt a thing
public sealed partial class MechSystem
{
[Dependency] private readonly SharedTransformSystem _transform = default!;
private void InitializeFiltering()
{
SubscribeLocalEvent<MechAirIntakeComponent, AtmosDeviceUpdateEvent>(OnIntakeUpdate);
SubscribeLocalEvent<MechAirFilterComponent, AtmosDeviceUpdateEvent>(OnFilterUpdate);
}
private void OnIntakeUpdate(EntityUid uid, MechAirIntakeComponent intake, AtmosDeviceUpdateEvent args)
{
if (!TryComp<MechComponent>(uid, out var mech) || !mech.Airtight || !TryComp<MechAirComponent>(uid, out var mechAir))
return;
// if the mech is filled there is nothing to do
if (mechAir.Air.Pressure >= intake.Pressure)
return;
var environment = _atmosphere.GetContainingMixture(uid, true, true);
// nothing to intake from
if (environment == null)
return;
// absolute maximum pressure change
var pressureDelta = args.dt * intake.TargetPressureChange;
pressureDelta = MathF.Min(pressureDelta, intake.Pressure - mechAir.Air.Pressure);
if (pressureDelta <= 0)
return;
// how many moles to transfer to change internal pressure by pressureDelta
// ignores temperature difference because lazy
var transferMoles = pressureDelta * mechAir.Air.Volume / (environment.Temperature * Atmospherics.R);
_atmosphere.Merge(mechAir.Air, environment.Remove(transferMoles));
}
private void OnFilterUpdate(EntityUid uid, MechAirFilterComponent filter, AtmosDeviceUpdateEvent args)
{
if (!TryComp<MechComponent>(uid, out var mech) || !mech.Airtight || !TryComp<MechAirComponent>(uid, out var mechAir))
return;
var ratio = MathF.Min(1f, args.dt * filter.TransferRate / mechAir.Air.Volume);
var removed = mechAir.Air.RemoveRatio(ratio);
// nothing left to remove from the mech
if (MathHelper.CloseToPercent(removed.TotalMoles, 0f))
return;
var coordinates = Transform(uid).MapPosition;
GasMixture? destination = null;
if (_map.TryFindGridAt(coordinates, out var gridId, out var grid))
{
var tile = _mapSystem.GetTileRef(gridId, grid, coordinates);
destination = _atmosphere.GetTileMixture(tile.GridUid, null, tile.GridIndices, true);
}
if (destination != null)
{
_atmosphere.ScrubInto(removed, destination, filter.Gases);
}
else
{
// filtering into space/planet so just discard them
foreach (var gas in filter.Gases)
{
removed.SetMoles(gas, 0f);
}
}
_atmosphere.Merge(mechAir.Air, removed);
}
}

16
Content.Server/Mech/Systems/MechSystem.cs
View File

@@ -47,8 +47,6 @@ public sealed partial class MechSystem : SharedMechSystem
_sawmill = Logger.GetSawmill("mech");
InitializeFiltering();
SubscribeLocalEvent<MechComponent, InteractUsingEvent>(OnInteractUsing);
SubscribeLocalEvent<MechComponent, EntInsertedIntoContainerMessage>(OnInsertBattery);
SubscribeLocalEvent<MechComponent, MapInitEvent>(OnMapInit);
@@ -69,6 +67,8 @@ public sealed partial class MechSystem : SharedMechSystem
SubscribeLocalEvent<MechPilotComponent, ExhaleLocationEvent>(OnExhale);
SubscribeLocalEvent<MechPilotComponent, AtmosExposedGetAirEvent>(OnExpose);
SubscribeLocalEvent<MechAirComponent, GetFilterAirEvent>(OnGetFilterAir);
#region Equipment UI message relays
SubscribeLocalEvent<MechComponent, MechGrabberEjectMessage>(ReceiveEquipmentUiMesssages);
SubscribeLocalEvent<MechComponent, MechSoundboardPlayMessage>(ReceiveEquipmentUiMesssages);
@@ -423,5 +423,17 @@ public sealed partial class MechSystem : SharedMechSystem
args.Handled = true;
}
private void OnGetFilterAir(EntityUid uid, MechAirComponent comp, ref GetFilterAirEvent args)
{
if (args.Air != null)
return;
// only airtight mechs get internal air
if (!TryComp<MechComponent>(uid, out var mech) || !mech.Airtight)
return;
args.Air = comp.Air;
}
#endregion
}