Files
LuaCsForBarotraumaEP/Barotrauma/BarotraumaShared/SharedSource/Events/Missions/MonsterMission.cs
T
2023-11-10 17:45:19 +02:00

257 lines
11 KiB
C#

using Microsoft.Xna.Framework;
using System.Collections.Generic;
using System.Linq;
using System;
using Barotrauma.Extensions;
namespace Barotrauma
{
partial class MonsterMission : Mission
{
private readonly HashSet<(CharacterPrefab character, Point amountRange)> monsterPrefabs = new HashSet<(CharacterPrefab character, Point amountRange)>();
private readonly List<Character> monsters = new List<Character>();
private readonly List<Vector2> sonarPositions = new List<Vector2>();
private readonly List<Vector2> tempSonarPositions = new List<Vector2>();
private readonly float maxSonarMarkerDistance = 10000.0f;
private readonly Level.PositionType spawnPosType;
private Vector2? spawnPos = null;
public override IEnumerable<(LocalizedString Label, Vector2 Position)> SonarLabels
{
get
{
if (State > 0)
{
yield break;
}
else
{
foreach (Vector2 sonarPos in sonarPositions)
{
yield return (Prefab.SonarLabel, sonarPos);
}
}
}
}
public MonsterMission(MissionPrefab prefab, Location[] locations, Submarine sub)
: base(prefab, locations, sub)
{
Identifier speciesName = prefab.ConfigElement.GetAttributeIdentifier("monsterfile", Identifier.Empty);
if (!speciesName.IsEmpty)
{
var characterPrefab = CharacterPrefab.FindBySpeciesName(speciesName);
if (characterPrefab != null)
{
int monsterCount = Math.Min(prefab.ConfigElement.GetAttributeInt("monstercount", 1), 255);
monsterPrefabs.Add((characterPrefab, new Point(monsterCount)));
}
else
{
DebugConsole.ThrowError($"Error in monster mission \"{prefab.Identifier}\". Could not find a character prefab with the name \"{speciesName}\".",
contentPackage: prefab.ContentPackage);
}
}
maxSonarMarkerDistance = prefab.ConfigElement.GetAttributeFloat("maxsonarmarkerdistance", 10000.0f);
var spawnPosTypeStr = prefab.ConfigElement.GetAttributeString("spawntype", "");
if (string.IsNullOrWhiteSpace(spawnPosTypeStr) ||
!Enum.TryParse(spawnPosTypeStr, true, out spawnPosType))
{
spawnPosType = Level.PositionType.MainPath | Level.PositionType.SidePath;
}
foreach (var monsterElement in prefab.ConfigElement.GetChildElements("monster"))
{
speciesName = monsterElement.GetAttributeIdentifier("character", Identifier.Empty);
int defaultCount = monsterElement.GetAttributeInt("count", -1);
if (defaultCount < 0)
{
defaultCount = monsterElement.GetAttributeInt("amount", 1);
}
int min = Math.Min(monsterElement.GetAttributeInt("min", defaultCount), 255);
int max = Math.Min(Math.Max(min, monsterElement.GetAttributeInt("max", defaultCount)), 255);
var characterPrefab = CharacterPrefab.FindBySpeciesName(speciesName);
if (characterPrefab != null)
{
monsterPrefabs.Add((characterPrefab, new Point(min, max)));
}
else
{
DebugConsole.ThrowError($"Error in monster mission \"{prefab.Identifier}\". Could not find a character prefab with the name \"{speciesName}\".",
contentPackage: prefab.ContentPackage);
}
}
if (monsterPrefabs.Any())
{
var characterParams = new CharacterParams(monsterPrefabs.First().character.ContentFile as CharacterFile);
description = description.Replace("[monster]",
TextManager.Get("character." + characterParams.SpeciesTranslationOverride).Fallback(
TextManager.Get("character." + characterParams.SpeciesName)));
}
}
protected override void StartMissionSpecific(Level level)
{
if (monsters.Count > 0)
{
#if DEBUG
throw new Exception($"monsters.Count > 0 ({monsters.Count})");
#else
DebugConsole.AddWarning("Monster list was not empty at the start of a monster mission. The mission instance may not have been ended correctly on previous rounds.");
monsters.Clear();
#endif
}
if (tempSonarPositions.Count > 0)
{
#if DEBUG
throw new Exception($"tempSonarPositions.Count > 0 ({tempSonarPositions.Count})");
#else
DebugConsole.AddWarning("Sonar position list was not empty at the start of a monster mission. The mission instance may not have been ended correctly on previous rounds.");
tempSonarPositions.Clear();
#endif
}
if (!IsClient)
{
float minDistBetweenMonsterMissions = 10000;
float mindDistFromSub = Level.Loaded.Size.X * 0.3f;
var monsterMissions = GameMain.GameSession.Missions.Select(e => e as MonsterMission).Where(m => m != null && m != this && m.spawnPos.HasValue);
if (!Level.Loaded.TryGetInterestingPosition(useSyncedRand: true, spawnPosType, mindDistFromSub, out Level.InterestingPosition spawnPos,
filter: p => monsterMissions.None(m => Vector2.DistanceSquared(p.Position.ToVector2(), m.spawnPos.Value) < minDistBetweenMonsterMissions * minDistBetweenMonsterMissions),
suppressWarning: true))
{
Level.Loaded.TryGetInterestingPosition(useSyncedRand: true, spawnPosType, mindDistFromSub, out spawnPos);
}
this.spawnPos = spawnPos.Position.ToVector2();
foreach (var (character, amountRange) in monsterPrefabs)
{
int amount = Rand.Range(amountRange.X, amountRange.Y + 1);
for (int i = 0; i < amount; i++)
{
monsters.Add(Character.Create(character.Identifier, this.spawnPos.Value, ToolBox.RandomSeed(8), createNetworkEvent: false));
}
}
InitializeMonsters(monsters);
}
}
private void InitializeMonsters(IEnumerable<Character> monsters)
{
foreach (var monster in monsters)
{
monster.Enabled = false;
if (monster.Params.AI != null && monster.Params.AI.EnforceAggressiveBehaviorForMissions)
{
monster.Params.AI.FleeHealthThreshold = 0;
foreach (var targetParam in monster.Params.AI.Targets)
{
if (targetParam.Tag == "engine") { continue; }
switch (targetParam.State)
{
case AIState.Avoid:
case AIState.Escape:
case AIState.Flee:
case AIState.PassiveAggressive:
targetParam.State = AIState.Attack;
break;
}
}
}
}
SwarmBehavior.CreateSwarm(monsters.Cast<AICharacter>());
foreach (Character monster in monsters)
{
tempSonarPositions.Add(monster.WorldPosition + Rand.Vector(maxSonarMarkerDistance));
}
if (monsters.Count() != tempSonarPositions.Count)
{
throw new Exception($"monsters.Count != tempSonarPositions.Count ({monsters.Count()} != {tempSonarPositions.Count})");
}
}
protected override void UpdateMissionSpecific(float deltaTime)
{
switch (State)
{
case 0:
//keep sonar markers within maxSonarMarkerDistance from the monster(s)
for (int i = 0; i < tempSonarPositions.Count; i++)
{
if (monsters.Count != tempSonarPositions.Count)
{
throw new Exception($"monsters.Count != tempSonarPositions.Count ({monsters.Count} != {tempSonarPositions.Count})");
}
if (i < 0 || i >= monsters.Count)
{
throw new Exception($"Index {i} outside of bounds 0-{monsters.Count} ({tempSonarPositions.Count})");
}
if (monsters[i].Removed || monsters[i].IsDead) { continue; }
Vector2 diff = tempSonarPositions[i] - monsters[i].WorldPosition;
float maxDist = maxSonarMarkerDistance;
Submarine refSub = Character.Controlled?.Submarine ?? Submarine.MainSub;
if (refSub != null)
{
Vector2 refPos = refSub == null ? Vector2.Zero : refSub.WorldPosition;
float subDist = Vector2.Distance(refPos, tempSonarPositions[i]) / maxDist;
maxDist = Math.Min(subDist * subDist * maxDist, maxDist);
maxDist = Math.Min(Vector2.Distance(refPos, monsters[i].WorldPosition), maxDist);
}
if (diff.LengthSquared() > maxDist * maxDist)
{
tempSonarPositions[i] = monsters[i].WorldPosition + Vector2.Normalize(diff) * maxDist;
}
}
sonarPositions.Clear();
for (int i = 0; i < monsters.Count; i++)
{
if (monsters[i].Removed || monsters[i].IsDead) { continue; }
//don't add another label if there's another monster roughly at the same spot
if (sonarPositions.All(p => Vector2.DistanceSquared(p, tempSonarPositions[i]) > 1000.0f * 1000.0f))
{
sonarPositions.Add(tempSonarPositions[i]);
}
}
if (!IsClient && monsters.All(m => IsEliminated(m)))
{
State = 1;
}
break;
}
}
protected override bool DetermineCompleted()
{
return state > 0;
}
protected override void EndMissionSpecific(bool completed)
{
tempSonarPositions.Clear();
monsters.Clear();
if (completed)
{
if (level?.LevelData != null && Prefab.Tags.Contains("huntinggrounds"))
{
level.LevelData.HasHuntingGrounds = false;
}
}
}
public static bool IsEliminated(Character enemy) =>
enemy == null ||
enemy.Removed ||
enemy.IsDead ||
enemy.AIController is EnemyAIController ai && ai.State == AIState.Flee;
}
}