Dotnet/ExaArray
Dotnet/ExaArray
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Added extension methods

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This commit is contained in:
Thorsten Sommer 2020-08-01 15:42:18 +02:00
parent c5b26afad0
commit de75d12140
2 changed files with 46 additions and 0 deletions
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41
ExaArray/Extensions.ExaArray1D.cs Normal file
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@ -0,0 +1,41 @@
using System;
namespace Exa
{
/// <summary>
/// Extension methods for <c>ExaArray1D</c>.
/// </summary>
public static class ExtensionsExaArray1D
{
/// <summary>
/// Creates a new ExaArray1D from this instance.
/// </summary>
/// <remarks>
/// When <c>T</c> is a value type, data gets copied as values. When <c>T</c> is a reference type, the pointers
/// to the original objects are copied. Thus, this factory method does not create a deep copy.
///
/// Performance: O(n)
/// </remarks>
/// <param name="other">The instance from which the new instance is to be created.</param>
/// <returns>The new instance</returns>
public static ExaArray1D<T> Clone<T>(this ExaArray1D<T> other) => ExaArray1D<T>.CreateFrom(other);
/// <summary>
/// Creates a new ExaArray1D from another, respecting the given range.
/// </summary>
/// <remarks>
/// When <c>T</c> is a value type, data gets copied as values. When <c>T</c> is a reference type, the pointers
/// to the original objects are copied. Thus, this factory method does not create a deep copy.
///
/// Performance: O(n)
///
/// The indices are inclusive.
/// </remarks>
/// <param name="other">The instance from which the new instance is to be created.</param>
/// <param name="indexFrom">The first source element which should be part of the new array.</param>
/// <param name="indexTo">The last source element which should be part of the new array.</param>
/// <returns>The new instance</returns>
/// <exception cref="IndexOutOfRangeException">Throws, when one or both of the indices are out of range.</exception>
public static ExaArray1D<T> Clone<T>(this ExaArray1D<T> other, ulong indexFrom, ulong indexTo) => ExaArray1D<T>.CreateFrom(other, indexFrom, indexTo);
}
}

5
ExaArrayTests/ExaArray1DTests.cs
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@ -540,7 +540,12 @@ namespace ExaArrayTests
exPerf.Extend(3 * MAX); // more than one chunk
var next = ExaArray1D<byte>.CreateFrom(exPerf, 0, exPerf.Length - 1);
var next2 = exPerf.Clone();
var next3 = exPerf.Clone(0, exPerf.Length - 1);
Assert.That(next.Length, Is.EqualTo(exPerf.Length));
Assert.That(next2.Length, Is.EqualTo(exPerf.Length));
Assert.That(next3.Length, Is.EqualTo(exPerf.Length));
}
[Test]