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Scrin Essence prefers wounded units.
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| #region Copyright & License Information | ||
| /* | ||
| * Copyright 2015- OpenRA.Mods.AS Developers (see AUTHORS) | ||
| * This file is a part of a third-party plugin for OpenRA, which is | ||
| * free software. It is made available to you under the terms of the | ||
| * GNU General Public License as published by the Free Software | ||
| * Foundation. For more information, see COPYING. | ||
| */ | ||
| #endregion | ||
|
|
||
| using System; | ||
| using System.Linq; | ||
| using OpenRA.GameRules; | ||
| using OpenRA.Mods.Common; | ||
| using OpenRA.Mods.Common.Traits; | ||
| using OpenRA.Mods.Common.Warheads; | ||
| using OpenRA.Primitives; | ||
| using OpenRA.Traits; | ||
|
|
||
| namespace OpenRA.Mods.SP.Warheads | ||
| { | ||
| public class ScrinEssenceHitWarhead : Warhead, IRulesetLoaded<WeaponInfo> | ||
| { | ||
| [WeaponReference] | ||
| [FieldLoader.Require] | ||
| [Desc("Has to be defined in weapons.yaml as well.")] | ||
| public readonly string Weapon = null; | ||
|
|
||
| public readonly string WeaponName = "primary"; | ||
|
|
||
| [Desc("Target types that will not be considered first.")] | ||
| public readonly BitSet<TargetableType> SecondaryTargets = default; | ||
|
|
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| [Desc("Amount of shrapnels thrown.")] | ||
| public readonly int Amount = 1; | ||
|
|
||
| [Desc("What diplomatic stances can be targeted by the shrapnel.")] | ||
| public readonly PlayerRelationship AimTargetStances = PlayerRelationship.Ally | PlayerRelationship.Neutral | PlayerRelationship.Enemy; | ||
|
|
||
| [Desc("Should the weapons be fired around the intended target or at the explosion's epicenter.")] | ||
| public readonly bool AroundTarget = false; | ||
|
|
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| WeaponInfo weapon; | ||
|
|
||
| public void RulesetLoaded(Ruleset rules, WeaponInfo info) | ||
| { | ||
| if (!rules.Weapons.TryGetValue(Weapon.ToLowerInvariant(), out weapon)) | ||
| throw new YamlException($"Weapons Ruleset does not contain an entry '{Weapon.ToLowerInvariant()}'"); | ||
| } | ||
|
|
||
| public override void DoImpact(in Target target, WarheadArgs args) | ||
| { | ||
| var firedBy = args.SourceActor; | ||
| if (!target.IsValidFor(firedBy)) | ||
| return; | ||
|
|
||
| var world = firedBy.World; | ||
| var map = world.Map; | ||
|
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| var epicenter = AroundTarget && args.WeaponTarget.Type != TargetType.Invalid | ||
| ? args.WeaponTarget.CenterPosition | ||
| : target.CenterPosition; | ||
|
|
||
| var availableTargetActors = world.FindActorsOnCircle(epicenter, weapon.Range) | ||
| .Where(x => | ||
| { | ||
| if (!weapon.IsValidAgainst(Target.FromActor(x), firedBy.World, firedBy) || !AimTargetStances.HasRelationship(firedBy.Owner.RelationshipWith(x.Owner))) | ||
| return false; | ||
|
|
||
| var activeShapes = x.TraitsImplementing<HitShape>().Where(Exts.IsTraitEnabled); | ||
| if (!activeShapes.Any()) | ||
| return false; | ||
|
|
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| var distance = activeShapes.Min(t => t.DistanceFromEdge(x, epicenter)); | ||
|
|
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| if (distance < weapon.Range) | ||
| return true; | ||
|
|
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| return false; | ||
| }).ToArray(); | ||
|
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| var preferedTargetActors = availableTargetActors.Where(x => !SecondaryTargets.Overlaps(x.GetEnabledTargetTypes())).Shuffle(world.SharedRandom).ToList(); | ||
|
|
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| var amount = 0; | ||
| for (; amount < Amount && amount < preferedTargetActors.Count; amount++) | ||
| GenerateWeapon(firedBy, preferedTargetActors[amount], epicenter, target); | ||
|
|
||
| if (Amount <= amount) | ||
| return; | ||
| else | ||
| amount = Amount - amount; | ||
|
|
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| var otherTargetActors = availableTargetActors.Where(x => SecondaryTargets.Overlaps(x.GetEnabledTargetTypes())).Shuffle(world.SharedRandom).ToList(); | ||
| for (var i = 0; i < amount && i < otherTargetActors.Count; i++) | ||
| GenerateWeapon(firedBy, otherTargetActors[i], epicenter, target); | ||
| } | ||
|
|
||
| void GenerateWeapon(Actor firedBy, Actor victim, WPos epicenter, in Target target) | ||
| { | ||
| var shrapnelTarget = Target.FromActor(victim); | ||
|
|
||
| if (shrapnelTarget.Type == TargetType.Invalid) | ||
| return; | ||
|
|
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| var shrapnelFacing = (shrapnelTarget.CenterPosition - epicenter).Yaw; | ||
|
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| // Lambdas can't use 'in' variables, so capture a copy for later | ||
| var centerPosition = target.CenterPosition; | ||
|
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| var projectileArgs = new ProjectileArgs | ||
| { | ||
| Weapon = weapon, | ||
| Facing = shrapnelFacing, | ||
| CurrentMuzzleFacing = () => shrapnelFacing, | ||
|
|
||
| DamageModifiers = !firedBy.IsDead ? firedBy.TraitsImplementing<IFirepowerModifier>() | ||
| .Select(a => a.GetFirepowerModifier(WeaponName)).ToArray() : Array.Empty<int>(), | ||
|
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| InaccuracyModifiers = Array.Empty<int>(), | ||
|
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| RangeModifiers = Array.Empty<int>(), | ||
|
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| Source = target.CenterPosition, | ||
| CurrentSource = () => centerPosition, | ||
| SourceActor = firedBy, | ||
| GuidedTarget = shrapnelTarget, | ||
| PassiveTarget = shrapnelTarget.CenterPosition | ||
| }; | ||
|
|
||
| if (projectileArgs.Weapon.Projectile != null) | ||
| { | ||
| var projectile = projectileArgs.Weapon.Projectile.Create(projectileArgs); | ||
| if (projectile != null) | ||
| firedBy.World.AddFrameEndTask(w => w.Add(projectile)); | ||
|
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| if (projectileArgs.Weapon.Report != null && projectileArgs.Weapon.Report.Length > 0) | ||
| { | ||
| var pos = target.CenterPosition; | ||
| if (projectileArgs.Weapon.AudibleThroughFog || (!firedBy.World.ShroudObscures(pos) && !firedBy.World.FogObscures(pos))) | ||
| Game.Sound.Play(SoundType.World, projectileArgs.Weapon.Report, firedBy.World, pos, null, projectileArgs.Weapon.SoundVolume); | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } |
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