Files
tbd-station-14/Content.Server/Atmos/HighPressureMovementController.cs

72 lines
3.0 KiB
C#

#nullable enable
using System;
using Content.Server.GameObjects.Components.Atmos;
using Content.Shared.Atmos;
using Content.Shared.Physics;
using Robust.Shared.GameObjects.Components;
using Robust.Shared.Interfaces.Random;
using Robust.Shared.IoC;
using Robust.Shared.Map;
using Robust.Shared.Maths;
using Robust.Shared.Random;
namespace Content.Server.Atmos
{
public class HighPressureMovementController : FrictionController
{
[Dependency] private readonly IRobustRandom _robustRandom = default!;
public override IPhysicsComponent? ControlledComponent { protected get; set; }
private const float MoveForcePushRatio = 1f;
private const float MoveForceForcePushRatio = 1f;
private const float ProbabilityOffset = 25f;
private const float ProbabilityBasePercent = 10f;
private const float ThrowForce = 100f;
public void ExperiencePressureDifference(int cycle, float pressureDifference, AtmosDirection direction,
float pressureResistanceProbDelta, EntityCoordinates throwTarget)
{
if (ControlledComponent == null)
return;
// TODO ATMOS stuns?
var transform = ControlledComponent.Owner.Transform;
var pressureComponent = ControlledComponent.Owner.GetComponent<MovedByPressureComponent>();
var maxForce = MathF.Sqrt(pressureDifference) * 2.25f;
var moveProb = 100f;
if (pressureComponent.PressureResistance > 0)
moveProb = MathF.Abs((pressureDifference / pressureComponent.PressureResistance * ProbabilityBasePercent) -
ProbabilityOffset);
if (moveProb > ProbabilityOffset && _robustRandom.Prob(MathF.Min(moveProb / 100f, 1f))
&& !float.IsPositiveInfinity(pressureComponent.MoveResist)
&& (!ControlledComponent.Anchored
&& (maxForce >= (pressureComponent.MoveResist * MoveForcePushRatio)))
|| (ControlledComponent.Anchored && (maxForce >= (pressureComponent.MoveResist * MoveForceForcePushRatio))))
{
if (maxForce > ThrowForce)
{
if (throwTarget != EntityCoordinates.Invalid)
{
var moveForce = maxForce * MathHelper.Clamp(moveProb, 0, 100) / 150f;
var pos = ((throwTarget.Position - transform.Coordinates.Position).Normalized + direction.ToDirection().ToVec()).Normalized;
LinearVelocity = pos * moveForce;
}
else
{
var moveForce = MathF.Min(maxForce * MathHelper.Clamp(moveProb, 0, 100) / 2500f, 20f);
LinearVelocity = direction.ToDirection().ToVec() * moveForce;
}
pressureComponent.LastHighPressureMovementAirCycle = cycle;
}
}
}
}
}