mirror of
https://github.com/saymrwulf/onnxruntime.git
synced 2026-05-17 21:10:43 +00:00
b5a652c578
Add Xamarin support to the ORT nuget packages. - Update C# code to support Xamarin builds for iOS and Android - refactor some things to split out common code - include iOS and Android ORT native shared library in native nuget package
42 lines
1.6 KiB
C#
42 lines
1.6 KiB
C#
// Copyright (c) Microsoft Corporation. All rights reserved.
|
|
// Licensed under the MIT License.
|
|
|
|
// This file is copied and adapted from the following git repository -
|
|
// https://github.com/dotnet/corefx
|
|
// Commit ID: bdd0814360d4c3a58860919f292a306242f27da1
|
|
// Path: /src/System.Numerics.Tensors/tests/TensorExtensions.cs
|
|
// Original license statement below -
|
|
|
|
// Licensed to the .NET Foundation under one or more agreements.
|
|
// The .NET Foundation licenses this file to you under the MIT license.
|
|
// See the LICENSE file in the project root for more information.
|
|
using System;
|
|
|
|
namespace Microsoft.ML.OnnxRuntime.Tensors
|
|
{
|
|
public static partial class TensorExtensions
|
|
{
|
|
private static int[] s_zeroArray = new[] { 0 };
|
|
private static int[] s_oneArray = new[] { 1 };
|
|
|
|
internal static Tensor<T> MatrixMultiply<T>(this Tensor<T> left, Tensor<T> right)
|
|
{
|
|
if (left.Rank != 2)
|
|
{
|
|
throw new InvalidOperationException($"{nameof(MatrixMultiply)} is only valid for a {nameof(Tensor<T>)} of {nameof(left.Rank)} 2.");
|
|
}
|
|
|
|
if (right.Rank != 2)
|
|
{
|
|
throw new ArgumentException($"{nameof(Tensor<T>)} {nameof(right)} must have {nameof(left.Rank)} 2.", nameof(right));
|
|
}
|
|
|
|
if (left.Dimensions[1] != right.Dimensions[0])
|
|
{
|
|
throw new ArgumentException($"{nameof(Tensor<T>)} {nameof(right)} must have first dimension of {left.Dimensions[1]}.", nameof(right));
|
|
}
|
|
|
|
return TensorOperations.Contract(left, right, s_oneArray, s_zeroArray);
|
|
}
|
|
}
|
|
}
|