68 lines
1.7 KiB
C#
68 lines
1.7 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.Drawing;
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using OpenRA.Graphics;
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using OpenRA.Traits;
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namespace OpenRA.Mods.Cnc.Traits
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{
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[Desc("Apply palette full screen rotations during chronoshifts. Add this to the world actor.")]
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public class ChronoshiftPaletteEffectInfo : ITraitInfo
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{
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[Desc("Measured in ticks.")]
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public readonly int ChronoEffectLength = 60;
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public object Create(ActorInitializer init) { return new ChronoshiftPaletteEffect(this); }
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}
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public class ChronoshiftPaletteEffect : IPaletteModifier, ITick
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{
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readonly ChronoshiftPaletteEffectInfo info;
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int remainingFrames;
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public ChronoshiftPaletteEffect(ChronoshiftPaletteEffectInfo info)
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{
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this.info = info;
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}
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public void Enable()
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{
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remainingFrames = info.ChronoEffectLength;
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}
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public void Tick(Actor self)
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{
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if (remainingFrames > 0)
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remainingFrames--;
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}
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public void AdjustPalette(IReadOnlyDictionary<string, MutablePalette> palettes)
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{
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if (remainingFrames == 0)
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return;
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var frac = (float)remainingFrames / info.ChronoEffectLength;
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foreach (var pal in palettes)
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{
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for (var x = 0; x < Palette.Size; x++)
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{
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var orig = pal.Value.GetColor(x);
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var lum = (int)(255 * orig.GetBrightness());
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var desat = Color.FromArgb(orig.A, lum, lum, lum);
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pal.Value.SetColor(x, Exts.ColorLerp(frac, orig, desat));
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}
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}
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}
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}
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}
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