forked from mirror/DotRecast
38 lines
1.3 KiB
C#
38 lines
1.3 KiB
C#
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using System;
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using NUnit.Framework;
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namespace DotRecast.Core.Test;
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public class RcMathTest
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{
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[Test]
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public void TestSqr()
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{
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Assert.That(RcMath.Sqr(0), Is.EqualTo(0));
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Assert.That(RcMath.Sqr(5), Is.EqualTo(25));
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Assert.That(RcMath.Sqr(-5), Is.EqualTo(25));
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Assert.That(RcMath.Sqr(float.PositiveInfinity), Is.EqualTo(float.PositiveInfinity));
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Assert.That(RcMath.Sqr(float.NegativeInfinity), Is.EqualTo(float.PositiveInfinity));
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Assert.That(RcMath.Sqr(float.NaN), Is.EqualTo(float.NaN));
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}
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[Test]
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public void TestLerp()
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{
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//
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Assert.That(RcMath.Lerp(-10, 10, 2f), Is.EqualTo(30));
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Assert.That(RcMath.Lerp(-10, 10, 1f), Is.EqualTo(10));
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Assert.That(RcMath.Lerp(-10, 10, 0.5f), Is.EqualTo(0));
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Assert.That(RcMath.Lerp(-10, 10, 0.25f), Is.EqualTo(-5));
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Assert.That(RcMath.Lerp(-10, 10, 0), Is.EqualTo(-10));
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Assert.That(RcMath.Lerp(-10, 10, -0.5f), Is.EqualTo(-20));
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Assert.That(RcMath.Lerp(-10, 10, -1f), Is.EqualTo(-30));
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//
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Assert.That(RcMath.Lerp(10, 10, 0.5f), Is.EqualTo(10));
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Assert.That(RcMath.Lerp(10, 10, 0.8f), Is.EqualTo(10));
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//
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Assert.That(RcMath.Lerp(10, -10, 0.75f), Is.EqualTo(-5));
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}
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}
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