Markus Isberg
357 lines
16 KiB
C#
357 lines
16 KiB
C#
using Barotrauma.Extensions;
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using FarseerPhysics;
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using Microsoft.Xna.Framework;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using Voronoi2;
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namespace Barotrauma
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{
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partial class NestMission : Mission
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{
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private readonly ContentXElement itemConfig;
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private readonly List<Item> items = new List<Item>();
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private readonly Dictionary<Item, StatusEffect> statusEffectOnApproach = new Dictionary<Item, StatusEffect>();
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//string = filename, point = min,max
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private readonly HashSet<Tuple<CharacterPrefab, Point>> monsterPrefabs = new HashSet<Tuple<CharacterPrefab, Point>>();
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private float itemSpawnRadius = 800.0f;
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private readonly float approachItemsRadius = 1000.0f;
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private readonly float nestObjectRadius = 1000.0f;
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private readonly float monsterSpawnRadius = 3000.0f;
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private readonly int nestObjectAmount = 10;
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private readonly bool requireDelivery;
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private readonly Level.PositionType spawnPositionType;
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private Vector2 nestPosition;
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private Level.Cave selectedCave;
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public override IEnumerable<(LocalizedString Label, Vector2 Position)> SonarLabels
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{
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get
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{
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if (State > 0)
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{
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yield break;
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}
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else
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{
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yield return (Prefab.SonarLabel, nestPosition);
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}
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}
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}
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public NestMission(MissionPrefab prefab, Location[] locations, Submarine sub)
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: base(prefab, locations, sub)
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{
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itemConfig = prefab.ConfigElement.GetChildElement("Items");
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itemSpawnRadius = prefab.ConfigElement.GetAttributeFloat("itemspawnradius", 800.0f);
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approachItemsRadius = prefab.ConfigElement.GetAttributeFloat("approachitemsradius", itemSpawnRadius * 2.0f);
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monsterSpawnRadius = prefab.ConfigElement.GetAttributeFloat("monsterspawnradius", approachItemsRadius * 2.0f);
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nestObjectRadius = prefab.ConfigElement.GetAttributeFloat("nestobjectradius", itemSpawnRadius * 2.0f);
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nestObjectAmount = prefab.ConfigElement.GetAttributeInt("nestobjectamount", 10);
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requireDelivery = prefab.ConfigElement.GetAttributeBool("requiredelivery", false);
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string spawnPositionTypeStr = prefab.ConfigElement.GetAttributeString("spawntype", "");
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if (string.IsNullOrWhiteSpace(spawnPositionTypeStr) ||
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!Enum.TryParse(spawnPositionTypeStr, true, out spawnPositionType))
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{
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spawnPositionType = Level.PositionType.Cave | Level.PositionType.Ruin;
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}
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foreach (var monsterElement in prefab.ConfigElement.GetChildElements("monster"))
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{
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Identifier speciesName = monsterElement.GetAttributeIdentifier("character", Identifier.Empty);
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int defaultCount = monsterElement.GetAttributeInt("count", -1);
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if (defaultCount < 0)
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{
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defaultCount = monsterElement.GetAttributeInt("amount", 1);
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}
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int min = Math.Min(monsterElement.GetAttributeInt("min", defaultCount), 255);
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int max = Math.Min(Math.Max(min, monsterElement.GetAttributeInt("max", defaultCount)), 255);
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var characterPrefab = CharacterPrefab.FindBySpeciesName(speciesName);
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if (characterPrefab != null)
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{
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monsterPrefabs.Add(new Tuple<CharacterPrefab, Point>(characterPrefab, new Point(min, max)));
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}
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else
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{
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DebugConsole.ThrowError($"Error in monster mission \"{prefab.Identifier}\". Could not find a character prefab with the name \"{speciesName}\".",
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contentPackage: Prefab.ContentPackage);
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}
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}
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}
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protected override void StartMissionSpecific(Level level)
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{
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if (items.Any())
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{
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#if DEBUG
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throw new Exception($"items.Count > 0 ({items.Count})");
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#else
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DebugConsole.AddWarning("Item list was not empty at the start of a nest mission. The mission instance may not have been ended correctly on previous rounds.");
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items.Clear();
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#endif
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}
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if (!IsClient)
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{
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//ruin/cave/wreck items are allowed to spawn close to the sub
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float minDistance = spawnPositionType == Level.PositionType.Ruin || spawnPositionType == Level.PositionType.Cave || spawnPositionType == Level.PositionType.Wreck ?
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0.0f : Level.Loaded.Size.X * 0.3f;
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nestPosition = Level.Loaded.GetRandomItemPos(spawnPositionType, 100.0f, minDistance, 30.0f);
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List<GraphEdge> spawnEdges = new List<GraphEdge>();
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if (spawnPositionType == Level.PositionType.Cave)
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{
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Level.Cave closestCave = null;
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float closestCaveDist = float.PositiveInfinity;
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foreach (var cave in Level.Loaded.Caves)
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{
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float dist = Vector2.DistanceSquared(nestPosition, cave.Area.Center.ToVector2());
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if (dist < closestCaveDist)
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{
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closestCave = cave;
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closestCaveDist = dist;
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}
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}
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if (closestCave != null)
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{
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selectedCave = closestCave;
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selectedCave.MissionsToDisplayOnSonar.Add(this);
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SpawnNestObjects(level, closestCave);
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}
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var nearbyCells = Level.Loaded.GetCells(nestPosition, searchDepth: 3);
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if (nearbyCells.Any())
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{
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List<GraphEdge> validEdges = new List<GraphEdge>();
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foreach (var edge in nearbyCells.SelectMany(c => c.Edges))
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{
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if (!edge.NextToCave || !edge.IsSolid) { continue; }
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if (Level.Loaded.ExtraWalls.Any(w => w.IsPointInside(edge.Center + edge.GetNormal(edge.Cell1 ?? edge.Cell2) * 100.0f))) { continue; }
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validEdges.Add(edge);
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}
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if (validEdges.Any())
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{
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spawnEdges.AddRange(validEdges.Where(e => MathUtils.LineSegmentToPointDistanceSquared(e.Point1.ToPoint(), e.Point2.ToPoint(), nestPosition.ToPoint()) < itemSpawnRadius * itemSpawnRadius).Distinct());
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}
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//no valid edges found close enough to the nest position, find the closest one
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if (!spawnEdges.Any())
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{
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GraphEdge closestEdge = null;
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float closestDistSqr = float.PositiveInfinity;
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foreach (var edge in nearbyCells.SelectMany(c => c.Edges))
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{
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if (!edge.NextToCave || !edge.IsSolid) { continue; }
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float dist = Vector2.DistanceSquared(edge.Center, nestPosition);
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if (dist < closestDistSqr)
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{
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closestEdge = edge;
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closestDistSqr = dist;
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}
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}
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if (closestEdge != null)
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{
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spawnEdges.Add(closestEdge);
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itemSpawnRadius = Math.Max(itemSpawnRadius, (float)Math.Sqrt(closestDistSqr) * 1.5f);
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}
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}
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}
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}
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foreach (var subElement in itemConfig.Elements())
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{
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var itemIdentifier = subElement.GetAttributeIdentifier("identifier", Identifier.Empty);
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if (MapEntityPrefab.FindByIdentifier(itemIdentifier) is not ItemPrefab itemPrefab)
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{
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DebugConsole.ThrowError("Couldn't spawn item for nest mission: item prefab \"" + itemIdentifier + "\" not found",
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contentPackage: Prefab.ContentPackage);
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continue;
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}
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Vector2 spawnPos = nestPosition;
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float rotation = 0.0f;
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if (spawnEdges.Any())
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{
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const float MinDistanceFromOtherItems = 30.0f;
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const int MaxTries = 10;
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for (int i = 0; i < MaxTries; i++)
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{
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var edge = spawnEdges.GetRandom(Rand.RandSync.ServerAndClient);
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spawnPos = Vector2.Lerp(edge.Point1, edge.Point2, Rand.Range(0.1f, 0.9f, Rand.RandSync.ServerAndClient));
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Vector2 normal = Vector2.UnitY;
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if (edge.Cell1 != null && edge.Cell1.CellType == CellType.Solid)
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{
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normal = edge.GetNormal(edge.Cell1);
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}
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else if (edge.Cell2 != null && edge.Cell2.CellType == CellType.Solid)
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{
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normal = edge.GetNormal(edge.Cell2);
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}
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spawnPos += normal * 10.0f;
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rotation = MathUtils.VectorToAngle(normal) - MathHelper.PiOver2;
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if (items.All(it => Vector2.DistanceSquared(it.WorldPosition, spawnPos) > MinDistanceFromOtherItems)) { break; }
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}
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}
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var item = new Item(itemPrefab, spawnPos, null);
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item.body.FarseerBody.BodyType = BodyType.Kinematic;
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item.body.SetTransformIgnoreContacts(item.body.SimPosition, rotation);
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item.FindHull();
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item.AddTag("nestmission");
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item.AddTag(Prefab.Identifier);
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items.Add(item);
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var statusEffectElement =
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subElement.GetChildElement("StatusEffectOnApproach")
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?? subElement.GetChildElement("statuseffectonapproach");
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if (statusEffectElement != null)
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{
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statusEffectOnApproach.Add(item, StatusEffect.Load(statusEffectElement, Prefab.Identifier.Value));
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}
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}
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}
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}
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private void SpawnNestObjects(Level level, Level.Cave cave)
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{
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level.LevelObjectManager.PlaceNestObjects(level, cave, nestPosition, nestObjectRadius, nestObjectAmount);
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}
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protected override void UpdateMissionSpecific(float deltaTime)
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{
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if (IsClient)
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{
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foreach (Item item in items)
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{
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if (item.ParentInventory != null && item.body != null) { item.body.FarseerBody.BodyType = BodyType.Dynamic; }
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}
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return;
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}
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switch (State)
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{
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case 0:
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foreach (Item item in items)
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{
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if (item.ParentInventory != null && item.body != null) { item.body.FarseerBody.BodyType = BodyType.Dynamic; }
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if (statusEffectOnApproach.ContainsKey(item))
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{
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foreach (Character character in Character.CharacterList)
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{
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if (character.IsPlayer && Vector2.DistanceSquared(nestPosition, character.WorldPosition) < approachItemsRadius * approachItemsRadius)
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{
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statusEffectOnApproach[item].Apply(statusEffectOnApproach[item].type, 1.0f, item, item);
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statusEffectOnApproach.Remove(item);
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break;
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}
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}
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}
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}
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if (monsterPrefabs.Any())
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{
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foreach (Character character in Character.CharacterList)
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{
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if (character.IsPlayer && Vector2.DistanceSquared(nestPosition, character.WorldPosition) < monsterSpawnRadius * monsterSpawnRadius)
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{
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foreach (var monster in monsterPrefabs)
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{
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int amount = Rand.Range(monster.Item2.X, monster.Item2.Y + 1);
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for (int i = 0; i < amount; i++)
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{
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Vector2 offsetPosition;
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int tries = 0;
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do
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{
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offsetPosition = nestPosition + Rand.Vector(100.0f);
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tries++;
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if (tries > 10)
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{
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offsetPosition = nestPosition;
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break;
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}
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} while (Level.Loaded.IsPositionInsideWall(offsetPosition));
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Character.Create(monster.Item1.Identifier, offsetPosition, ToolBox.RandomSeed(8), createNetworkEvent: true);
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}
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}
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if (Level.Loaded.IsPositionInsideWall(nestPosition))
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{
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DebugConsole.AddWarning($"Error in nest mission \"{Prefab.Identifier}\": nest position was inside a wall ({nestPosition}).",
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Prefab.ContentPackage);
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}
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monsterPrefabs.Clear();
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break;
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}
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}
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}
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//continue when all items are in the sub or destroyed
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if (AllItemsDestroyedOrRetrieved())
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{
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State = 1;
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}
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break;
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case 1:
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if (!Submarine.MainSub.AtEitherExit) { return; }
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State = 2;
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break;
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}
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}
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private bool AllItemsDestroyedOrRetrieved()
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{
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if (requireDelivery)
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{
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foreach (Item item in items)
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{
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Submarine parentSub = item.CurrentHull?.Submarine ?? item.GetRootInventoryOwner()?.Submarine;
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if (parentSub?.Info?.Type == SubmarineType.Player) { continue; }
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return false;
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}
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}
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else
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{
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foreach (Item item in items)
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{
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if (item.Removed || item.Condition <= 0.0f) { continue; }
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if (Vector2.Distance(item.WorldPosition, nestPosition) > Math.Max(itemSpawnRadius * 2, 3000.0f)) { continue; }
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Submarine parentSub = item.CurrentHull?.Submarine ?? item.GetRootInventoryOwner()?.Submarine;
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if (parentSub?.Info?.Type == SubmarineType.Player) { continue; }
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return false;
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}
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}
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return true;
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}
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protected override bool DetermineCompleted()
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{
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return AllItemsDestroyedOrRetrieved();
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}
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protected override void EndMissionSpecific(bool completed)
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{
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foreach (Item item in items)
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{
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if (item != null && !item.Removed)
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{
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item.Remove();
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}
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}
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items.Clear();
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failed = !completed && state > 0;
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}
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}
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}
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