Adam Hathcock
acdc486510
* Initial update for net8 and netstandard2 * delete more and fix test folders * clean up changes * format * more clean up * allow build script to run * format again * fix packing and tests * do tests always * fmt again
61 lines
2.0 KiB
C#
61 lines
2.0 KiB
C#
// Licensed to the .NET Foundation under one or more agreements.
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// The .NET Foundation licenses this file to you under the MIT license.
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// See the LICENSE file in the project root for more information.
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using System;
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namespace Speckle.DoubleNumerics.Tests;
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static class MathHelper
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{
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public const double Pi = Math.PI;
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public const double PiOver2 = Pi / 2f;
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public const double PiOver4 = Pi / 4f;
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// Angle conversion helper.
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public static double ToRadians(double degrees) => degrees * Pi / 180f;
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// Comparison helpers with small tolerance to allow for floating point rounding during computations.
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public static bool Equal(double a, double b) => (Math.Abs(a - b) < 1e-5);
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public static bool Equal(Vector2 a, Vector2 b) => Equal(a.X, b.X) && Equal(a.Y, b.Y);
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public static bool Equal(Vector3 a, Vector3 b) => Equal(a.X, b.X) && Equal(a.Y, b.Y) && Equal(a.Z, b.Z);
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public static bool Equal(Vector4 a, Vector4 b) =>
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Equal(a.X, b.X) && Equal(a.Y, b.Y) && Equal(a.Z, b.Z) && Equal(a.W, b.W);
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public static bool Equal(Matrix4x4 a, Matrix4x4 b) =>
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Equal(a.M11, b.M11)
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&& Equal(a.M12, b.M12)
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&& Equal(a.M13, b.M13)
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&& Equal(a.M14, b.M14)
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&& Equal(a.M21, b.M21)
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&& Equal(a.M22, b.M22)
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&& Equal(a.M23, b.M23)
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&& Equal(a.M24, b.M24)
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&& Equal(a.M31, b.M31)
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&& Equal(a.M32, b.M32)
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&& Equal(a.M33, b.M33)
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&& Equal(a.M34, b.M34)
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&& Equal(a.M41, b.M41)
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&& Equal(a.M42, b.M42)
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&& Equal(a.M43, b.M43)
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&& Equal(a.M44, b.M44);
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public static bool Equal(Matrix3x2 a, Matrix3x2 b) =>
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Equal(a.M11, b.M11)
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&& Equal(a.M12, b.M12)
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&& Equal(a.M21, b.M21)
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&& Equal(a.M22, b.M22)
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&& Equal(a.M31, b.M31)
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&& Equal(a.M32, b.M32);
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public static bool Equal(Plane a, Plane b) => Equal(a.Normal, b.Normal) && Equal(a.D, b.D);
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public static bool Equal(Quaternion a, Quaternion b) =>
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Equal(a.X, b.X) && Equal(a.Y, b.Y) && Equal(a.Z, b.Z) && Equal(a.W, b.W);
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public static bool EqualRotation(Quaternion a, Quaternion b) => Equal(a, b) || Equal(a, -b);
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}
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