86 lines
2.1 KiB
C#
86 lines
2.1 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2010 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 LICENSE.
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*/
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#endregion
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using OpenRA.Graphics;
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using OpenRA.Mods.RA.Render;
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using OpenRA.Traits;
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namespace OpenRA.Mods.RA
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{
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class ThrowsParticleInfo : ITraitInfo
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{
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public readonly string Anim = null;
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public readonly int[] Offset = new[] { 0, 0, 0, 0 };
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public readonly int[] Spread = new[] { 0, 0 };
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public readonly float Speed = 20;
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public readonly string AnimKey = null;
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public readonly bool UseTurretFacing = true;
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public readonly float ROT = 15;
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public object Create(ActorInitializer init) { return new ThrowsParticle(this); }
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}
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class ThrowsParticle : ITick
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{
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ThrowsParticleInfo info;
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float2 pos;
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float alt;
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float2 v;
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float va;
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float facing;
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float dfacing;
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const float gravity = 1.3f;
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public ThrowsParticle(ThrowsParticleInfo info) { this.info = info; }
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public float? InitialFacing = null;
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public void Tick(Actor self)
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{
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if (info != null)
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{
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alt = 0;
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var move = self.traits.Get<IMove>();
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pos = Combat.GetTurretPosition(self, move, new Turret(info.Offset));
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var ru = self.traits.Get<RenderUnit>();
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v = Game.CosmeticRandom.Gauss2D(1) * info.Spread.RelOffset();
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dfacing = Game.CosmeticRandom.Gauss1D(2) * info.ROT;
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va = info.Speed;
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if (!info.UseTurretFacing) InitialFacing = null;
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facing = InitialFacing ?? move.Facing;
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var anim = new Animation(ru.GetImage(self), () => (int)facing);
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anim.PlayRepeating(info.Anim);
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ru.anims.Add(info.AnimKey, new RenderSimple.AnimationWithOffset(
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anim, () => pos - new float2(0, alt), null));
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info = null;
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}
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va -= gravity;
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alt += va;
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if (alt < 0) alt = 0;
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else
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{
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pos += v;
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v = .9f * v;
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facing += dfacing;
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dfacing *= .9f;
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}
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}
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}
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}
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