68 lines
2.0 KiB
C#
68 lines
2.0 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2015 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.Drawing;
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using System.Linq;
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using OpenRA.Graphics;
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using OpenRA.Traits;
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namespace OpenRA.Mods.Common.Traits
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{
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[Desc("Used for day/night effects.")]
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class GlobalLightingPaletteEffectInfo : ITraitInfo
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{
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[Desc("Do not modify graphics that use any palette in this list.")]
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public readonly string[] ExcludePalettes = { "cursor", "chrome", "colorpicker", "fog", "shroud", "alpha" };
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[Desc("Do not modify graphics that start with these letters.")]
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public readonly string[] ExcludePalettePrefixes = { };
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public readonly float Red = 1f;
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public readonly float Green = 1f;
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public readonly float Blue = 1f;
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public readonly float Ambient = 1f;
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public object Create(ActorInitializer init) { return new GlobalLightingPaletteEffect(this); }
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}
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class GlobalLightingPaletteEffect : IPaletteModifier
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{
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readonly GlobalLightingPaletteEffectInfo info;
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public GlobalLightingPaletteEffect(GlobalLightingPaletteEffectInfo info)
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{
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this.info = info;
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}
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public void AdjustPalette(IReadOnlyDictionary<string, MutablePalette> palettes)
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{
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foreach (var kvp in palettes)
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{
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if (info.ExcludePalettes.Contains(kvp.Key))
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continue;
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if (info.ExcludePalettePrefixes.Any(kvp.Key.StartsWith))
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continue;
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var palette = kvp.Value;
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for (var x = 0; x < Palette.Size; x++)
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{
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var from = palette.GetColor(x);
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var red = (int)(from.R * info.Ambient * info.Red).Clamp(0, 255);
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var green = (int)(from.G * info.Ambient * info.Green).Clamp(0, 255);
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var blue = (int)(from.B * info.Ambient * info.Blue).Clamp(0, 255);
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palette.SetColor(x, Color.FromArgb(from.A, red, green, blue));
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}
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}
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}
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}
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}
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