98 lines
3.2 KiB
C#
98 lines
3.2 KiB
C#
//-----------------------------------------------------------------------
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//-----------------------------------------------------------------------
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// file="VecAny.cs"
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// Project: StgSharp
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// AuthorGroup: Nitload Space
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// Copyright (c) Nitload Space. All rights reserved.
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//
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// Permission is hereby granted, free of charge, to any person
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// obtaining a copy of this software and associated documentation
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// files (the “Software”), to deal in the Software without restriction,
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// including without limitation the rights to use, copy, modify, merge,
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// publish, distribute, sublicense, and/or sell copies of the Software,
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// and to permit persons to whom the Software is furnished to do so,
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// subject to the following conditions:
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//
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// The above copyright notice and
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// this permission notice shall be included in all copies
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// or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED “AS IS”,
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// WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH
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// THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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//-----------------------------------------------------------------------
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//-----------------------------------------------------------------------
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using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.Linq;
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using System.Runtime.CompilerServices;
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using System.Text;
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using System.Threading.Tasks;
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namespace StgSharp.Mathematics
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{
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[CollectionBuilder(typeof(VecAnyBuilder), nameof(VecAnyBuilder.Build))]
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public class VecAny : IEnumerable<float>
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{
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private float[] _values;
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internal VecAny(ReadOnlySpan<float> values)
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{
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_values = values.ToArray();
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}
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public VecAny(int size)
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{
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if (size <= 0) {
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throw new ArgumentOutOfRangeException(
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nameof(size), "Size must be greater than zero.");
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}
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_values = new float[size];
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}
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public VecAny? this[ReadOnlySpan<MatrixIndexLabel> span]
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{
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get
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{
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if (span.Length == 0) {
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return null;
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}
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int size = 0;
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foreach (MatrixIndexLabel label in span) {
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size += label.Length(_values.Length);
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}
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return new VecAny(size);
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}
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}
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public IEnumerator<float> GetEnumerator()
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{
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return ((IEnumerable<float>)_values).GetEnumerator();
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}
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IEnumerator IEnumerable.GetEnumerator()
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{
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return _values.GetEnumerator();
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}
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}
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public class VecAnyBuilder
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{
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public static VecAny Build(ReadOnlySpan<float> span)
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{
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return new VecAny(span);
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}
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}
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}
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