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49 lines
2.2 KiB
49 lines
2.2 KiB
// <copyright file="Skew.cs" company="James Jackson-South">
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// Copyright (c) James Jackson-South and contributors.
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// Licensed under the Apache License, Version 2.0.
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// </copyright>
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namespace ImageSharp
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{
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using System;
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using Processing.Processors;
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/// <summary>
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/// Extension methods for the <see cref="Image{TColor}"/> type.
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/// </summary>
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public static partial class ImageExtensions
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{
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/// <summary>
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/// Skews an image by the given angles in degrees, expanding the image to fit the skewed result.
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/// </summary>
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/// <typeparam name="TColor">The pixel format.</typeparam>
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/// <param name="source">The image to skew.</param>
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/// <param name="degreesX">The angle in degrees to perform the rotation along the x-axis.</param>
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/// <param name="degreesY">The angle in degrees to perform the rotation along the y-axis.</param>
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/// <returns>The <see cref="Image"/></returns>
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public static Image<TColor> Skew<TColor>(this Image<TColor> source, float degreesX, float degreesY)
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where TColor : struct, IPackedPixel, IEquatable<TColor>
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{
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return Skew(source, degreesX, degreesY, true);
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}
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/// <summary>
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/// Skews an image by the given angles in degrees.
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/// </summary>
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/// <typeparam name="TColor">The pixel format.</typeparam>
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/// <param name="source">The image to skew.</param>
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/// <param name="degreesX">The angle in degrees to perform the rotation along the x-axis.</param>
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/// <param name="degreesY">The angle in degrees to perform the rotation along the y-axis.</param>
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/// <param name="expand">Whether to expand the image to fit the skewed result.</param>
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/// <returns>The <see cref="Image"/></returns>
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public static Image<TColor> Skew<TColor>(this Image<TColor> source, float degreesX, float degreesY, bool expand)
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where TColor : struct, IPackedPixel, IEquatable<TColor>
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{
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SkewProcessor<TColor> processor = new SkewProcessor<TColor> { AngleX = degreesX, AngleY = degreesY, Expand = expand };
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source.ApplyProcessor(processor, source.Bounds);
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return source;
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}
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}
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}
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