59 lines
2.0 KiB
C#
59 lines
2.0 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
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* This file is part of OpenRA, which is free software. It is made
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* available to you under the terms of the GNU General Public License
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* as published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version. For more
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* information, see COPYING.
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*/
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#endregion
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using System.Collections.Generic;
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using System.Linq;
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using OpenRA.Mods.Common.Traits;
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using OpenRA.Traits;
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namespace OpenRA.Mods.Common.Warheads
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{
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public class HealthPercentageDamageWarhead : DamageWarhead
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{
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[Desc("Size of the area. Damage will be applied to this area.", "If two spreads are defined, the area of effect is a ring, where the second value is the inner radius.")]
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public readonly WDist[] Spread = { new WDist(43) };
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public override void DoImpact(WPos pos, Actor firedBy, IEnumerable<int> damageModifiers)
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{
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var world = firedBy.World;
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if (world.LocalPlayer != null)
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{
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var devMode = world.LocalPlayer.PlayerActor.TraitOrDefault<DeveloperMode>();
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if (devMode != null && devMode.ShowCombatGeometry)
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world.WorldActor.Trait<WarheadDebugOverlay>().AddImpact(pos, Spread, DebugOverlayColor);
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}
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var range = Spread[0];
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var hitActors = world.FindActorsInCircle(pos, range);
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if (Spread.Length > 1 && Spread[1].Length > 0)
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hitActors = hitActors.Except(world.FindActorsInCircle(pos, Spread[1]));
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foreach (var victim in hitActors)
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DoImpact(victim, firedBy, damageModifiers);
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}
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public override void DoImpact(Actor victim, Actor firedBy, IEnumerable<int> damageModifiers)
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{
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if (!IsValidAgainst(victim, firedBy))
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return;
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var healthInfo = victim.Info.TraitInfoOrDefault<HealthInfo>();
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if (healthInfo == null)
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return;
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// Damage is measured as a percentage of the target health
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var damage = Util.ApplyPercentageModifiers(healthInfo.HP, damageModifiers.Append(Damage, DamageVersus(victim)));
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victim.InflictDamage(firedBy, new Damage(damage, DamageTypes));
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}
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}
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}
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