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48 lines
3.3 KiB
48 lines
3.3 KiB
// Copyright (c) Six Labors and contributors.
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// Licensed under the Apache License, Version 2.0.
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using System;
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using System.Collections.Generic;
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using System.Text;
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using SixLabors.ImageSharp.PixelFormats;
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using SixLabors.ImageSharp.PixelFormats.PixelBlenders;
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using SixLabors.ImageSharp.Tests.TestUtilities;
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using Xunit;
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namespace SixLabors.ImageSharp.Tests.PixelFormats
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{
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public class PixelBlenderTests
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{
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public static TheoryData<object, Type, PixelColorBlendingMode> BlenderMappings = new TheoryData<object, Type, PixelColorBlendingMode>()
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{
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{ new TestPixel<Rgba32>(), typeof(DefaultPixelBlenders<Rgba32>.NormalSrcOver), PixelColorBlendingMode.Normal },
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{ new TestPixel<Rgba32>(), typeof(DefaultPixelBlenders<Rgba32>.ScreenSrcOver), PixelColorBlendingMode.Screen },
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{ new TestPixel<Rgba32>(), typeof(DefaultPixelBlenders<Rgba32>.HardLightSrcOver), PixelColorBlendingMode.HardLight },
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{ new TestPixel<Rgba32>(), typeof(DefaultPixelBlenders<Rgba32>.OverlaySrcOver), PixelColorBlendingMode.Overlay },
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{ new TestPixel<Rgba32>(), typeof(DefaultPixelBlenders<Rgba32>.DarkenSrcOver), PixelColorBlendingMode.Darken },
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{ new TestPixel<Rgba32>(), typeof(DefaultPixelBlenders<Rgba32>.LightenSrcOver), PixelColorBlendingMode.Lighten },
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{ new TestPixel<Rgba32>(), typeof(DefaultPixelBlenders<Rgba32>.AddSrcOver), PixelColorBlendingMode.Add },
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{ new TestPixel<Rgba32>(), typeof(DefaultPixelBlenders<Rgba32>.SubtractSrcOver), PixelColorBlendingMode.Subtract },
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{ new TestPixel<Rgba32>(), typeof(DefaultPixelBlenders<Rgba32>.MultiplySrcOver), PixelColorBlendingMode.Multiply },
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{ new TestPixel<RgbaVector>(), typeof(DefaultPixelBlenders<RgbaVector>.NormalSrcOver), PixelColorBlendingMode.Normal },
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{ new TestPixel<RgbaVector>(), typeof(DefaultPixelBlenders<RgbaVector>.ScreenSrcOver), PixelColorBlendingMode.Screen },
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{ new TestPixel<RgbaVector>(), typeof(DefaultPixelBlenders<RgbaVector>.HardLightSrcOver), PixelColorBlendingMode.HardLight },
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{ new TestPixel<RgbaVector>(), typeof(DefaultPixelBlenders<RgbaVector>.OverlaySrcOver), PixelColorBlendingMode.Overlay },
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{ new TestPixel<RgbaVector>(), typeof(DefaultPixelBlenders<RgbaVector>.DarkenSrcOver), PixelColorBlendingMode.Darken },
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{ new TestPixel<RgbaVector>(), typeof(DefaultPixelBlenders<RgbaVector>.LightenSrcOver), PixelColorBlendingMode.Lighten },
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{ new TestPixel<RgbaVector>(), typeof(DefaultPixelBlenders<RgbaVector>.AddSrcOver), PixelColorBlendingMode.Add },
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{ new TestPixel<RgbaVector>(), typeof(DefaultPixelBlenders<RgbaVector>.SubtractSrcOver), PixelColorBlendingMode.Subtract },
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{ new TestPixel<RgbaVector>(), typeof(DefaultPixelBlenders<RgbaVector>.MultiplySrcOver), PixelColorBlendingMode.Multiply },
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};
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[Theory]
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[MemberData(nameof(BlenderMappings))]
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public void ReturnsCorrectBlender<TPixel>(TestPixel<TPixel> pixel, Type type, PixelColorBlendingMode mode)
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where TPixel : struct, IPixel<TPixel>
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{
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PixelBlender<TPixel> blender = PixelOperations<TPixel>.Instance.GetPixelBlender(mode, PixelAlphaCompositionMode.SrcOver);
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Assert.IsType(type, blender);
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}
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}
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}
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