Christoph Ruegg
6 years ago
10 changed files with 248 additions and 10 deletions
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// <copyright file="AppSwitches.cs" company="Math.NET">
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// Math.NET Numerics, part of the Math.NET Project
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// https://numerics.mathdotnet.com
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// https://github.com/mathnet/mathnet-numerics
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// https://mathnetnumerics.codeplex.com
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//
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// Copyright (c) 2009-2020 Math.NET
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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
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// restriction, including without limitation the rights to use,
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// copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following
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// conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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// OTHER DEALINGS IN THE SOFTWARE.
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// </copyright>
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namespace MathNet.Numerics |
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{ |
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/// <summary>
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/// AppContext based switches to disable functionality, controllable through also in the
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/// host application through AppContext or by configuration with AppContextSwitchOverride.
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/// https://docs.microsoft.com/en-us/dotnet/framework/configure-apps/file-schema/runtime/appcontextswitchoverrides-element
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/// </summary>
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/// <remarks>
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/// Since AppContext is not supported on .NET Framework 4.0, a local implementation is used there instead,
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/// which cannot be controlled though configuration or through AppContext.
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/// </remarks>
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public static class AppSwitches |
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{ |
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const string AppSwitchDisableNativeProviderProbing = "Switch.MathNet.Numerics.Providers.DisableNativeProviderProbing"; |
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const string AppSwitchDisableNativeProviders = "Switch.MathNet.Numerics.Providers.DisableNativeProviders"; |
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const string AppSwitchDisableMklNativeProvider = "Switch.MathNet.Numerics.Providers.DisableMklNativeProvider"; |
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const string AppSwitchDisableAcmlNativeProvider = "Switch.MathNet.Numerics.Providers.DisableAcmlNativeProvider"; |
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const string AppSwitchDisableCudaNativeProvider = "Switch.MathNet.Numerics.Providers.DisableCudaNativeProvider"; |
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const string AppSwitchDisableOpenBlasNativeProvider = "Switch.MathNet.Numerics.Providers.DisableOpenBlasNativeProvider"; |
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#if NET40
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static readonly System.Collections.Generic.Dictionary<string, bool> Switches = new System.Collections.Generic.Dictionary<string, bool>(); |
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#endif
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static void SetSwitch(string switchName, bool isEnabled) |
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{ |
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#if NET40
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Switches[switchName] = isEnabled; |
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#else
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System.AppContext.SetSwitch(switchName, isEnabled); |
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#endif
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} |
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static bool IsEnabled(string switchName) |
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{ |
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#if NET40
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return Switches.TryGetValue(switchName, out bool isEnabled) && isEnabled; |
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#else
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return System.AppContext.TryGetSwitch(switchName, out bool isEnabled) && isEnabled; |
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#endif
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} |
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public static bool DisableNativeProviderProbing |
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{ |
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get => IsEnabled(AppSwitchDisableNativeProviderProbing); |
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set => SetSwitch(AppSwitchDisableNativeProviderProbing, value); |
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} |
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public static bool DisableNativeProviders |
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{ |
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get => IsEnabled(AppSwitchDisableNativeProviders); |
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set => SetSwitch(AppSwitchDisableNativeProviders, value); |
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} |
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public static bool DisableMklNativeProvider |
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{ |
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get => IsEnabled(AppSwitchDisableMklNativeProvider); |
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set => SetSwitch(AppSwitchDisableMklNativeProvider, value); |
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} |
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public static bool DisableAcmlNativeProvider |
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{ |
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get => IsEnabled(AppSwitchDisableAcmlNativeProvider); |
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set => SetSwitch(AppSwitchDisableAcmlNativeProvider, value); |
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} |
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public static bool DisableCudaNativeProvider |
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{ |
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get => IsEnabled(AppSwitchDisableCudaNativeProvider); |
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set => SetSwitch(AppSwitchDisableCudaNativeProvider, value); |
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} |
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public static bool DisableOpenBlasNativeProvider |
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{ |
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get => IsEnabled(AppSwitchDisableOpenBlasNativeProvider); |
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set => SetSwitch(AppSwitchDisableOpenBlasNativeProvider, value); |
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} |
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} |
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} |
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