Files
OpenRA/OpenRA.Mods.RA/ThrowsParticles.cs

86 lines
2.1 KiB
C#

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