99 lines
2.5 KiB
C#
Executable File
99 lines
2.5 KiB
C#
Executable File
#region Copyright & License Information
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/*
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* Copyright 2007-2011 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. For more information,
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* 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.Drawing;
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using OpenRA.Effects;
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using OpenRA.GameRules;
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using OpenRA.Graphics;
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using OpenRA.FileFormats;
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using OpenRA.Traits;
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namespace OpenRA.Mods.RA.Effects
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{
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[Desc("Not a sprite, but an engine effect.")]
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class LaserZapInfo : IProjectileInfo
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{
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public readonly int BeamWidth = 2;
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public readonly int BeamDuration = 10;
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public readonly bool UsePlayerColor = false;
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public readonly Color Color = Color.Red;
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public readonly string HitAnim = null;
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public IEffect Create(ProjectileArgs args)
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{
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var c = UsePlayerColor ? args.firedBy.Owner.Color.RGB : Color;
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return new LaserZap(args, this, c);
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}
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}
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class LaserZap : IEffect
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{
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ProjectileArgs args;
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LaserZapInfo info;
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int ticks = 0;
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Color color;
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bool doneDamage;
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Animation hitanim;
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public LaserZap(ProjectileArgs args, LaserZapInfo info, Color color)
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{
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this.args = args;
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this.info = info;
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this.color = color;
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if (info.HitAnim != null)
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this.hitanim = new Animation(info.HitAnim);
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}
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public void Tick(World world)
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{
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// Beam tracks target
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if (args.target.IsValid)
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args.dest = args.target.CenterLocation;
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if (!doneDamage)
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{
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if (hitanim != null)
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hitanim.PlayThen("idle",
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() => world.AddFrameEndTask(w => w.Remove(this)));
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Combat.DoImpacts(args);
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doneDamage = true;
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}
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++ticks;
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if (hitanim != null)
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hitanim.Tick();
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else
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if (ticks >= info.BeamDuration)
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world.AddFrameEndTask(w => w.Remove(this));
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}
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public IEnumerable<IRenderable> Render(WorldRenderer wr)
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{
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if (ticks < info.BeamDuration)
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{
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var src = new PPos(args.src.X, args.src.Y).ToWPos(args.srcAltitude);
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var dest = new PPos(args.dest.X, args.dest.Y).ToWPos(args.destAltitude);
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var rc = Color.FromArgb((info.BeamDuration - ticks)*255/info.BeamDuration, color);
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yield return new BeamRenderable(src, 0, dest - src, info.BeamWidth, rc);
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}
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if (hitanim != null)
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yield return new SpriteRenderable(hitanim.Image, args.dest.ToFloat2(),
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wr.Palette("effect"), (int)args.dest.Y);
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if (ticks >= info.BeamDuration)
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yield break;
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}
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}
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}
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