48 lines
1.8 KiB
C#
48 lines
1.8 KiB
C#
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using System;
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using Dakota.Utils;
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using Microsoft.Xna.Framework;
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using NUnit.Framework;
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namespace DakotaTests
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{
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public class DakotaUtilTests
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{
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[SetUp]
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public void Setup()
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{
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}
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private Vector2 UpVector = new(0, -1);
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private Vector2 RightVector = new(1, 0);
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private Vector2 DownVector = new(0, 1);
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private Vector2 LeftVector = new(-1, 0);
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private const float Epsilon = 0.00001f;
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private const float UpAngle = 0f;
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private const float RightAngle = (float) Math.PI / 2f;
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private const float DownAngle = (float) Math.PI;
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private const float LeftAngle = (float) Math.PI * 1.5f;
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[Test]
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public void TestToAngle()
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{
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// going around the clock
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Assert.AreEqual(UpAngle, DakotaUtils.ToAngle(UpVector));
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Assert.AreEqual(RightAngle, DakotaUtils.ToAngle(RightVector));
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Assert.AreEqual(DownAngle, DakotaUtils.ToAngle(DownVector));
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Assert.AreEqual(LeftAngle, DakotaUtils.ToAngle(LeftVector));
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}
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[Test]
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public void TestFromAngle()
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{
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Assert.AreEqual(UpVector.X, DakotaUtils.VecFromAngle(UpAngle).X, Epsilon);
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Assert.AreEqual(UpVector.Y, DakotaUtils.VecFromAngle(UpAngle).Y, Epsilon);
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Assert.AreEqual(RightVector.X, DakotaUtils.VecFromAngle(RightAngle).X, Epsilon);
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Assert.AreEqual(RightVector.Y, DakotaUtils.VecFromAngle(RightAngle).Y, Epsilon);
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Assert.AreEqual(DownVector.X, DakotaUtils.VecFromAngle(DownAngle).X, Epsilon);
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Assert.AreEqual(DownVector.Y, DakotaUtils.VecFromAngle(DownAngle).Y, Epsilon);
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Assert.AreEqual(LeftVector.X, DakotaUtils.VecFromAngle(LeftAngle).X, Epsilon);
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Assert.AreEqual(LeftVector.Y, DakotaUtils.VecFromAngle(LeftAngle).Y, Epsilon);
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}
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}
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}
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