Christoph Ruegg
13 years ago
38 changed files with 224 additions and 879 deletions
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// <copyright file="IterationCountStopCriterium.cs" company="Math.NET">
|
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// Math.NET Numerics, part of the Math.NET Project
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// http://numerics.mathdotnet.com
|
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// http://github.com/mathnet/mathnet-numerics
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// http://mathnetnumerics.codeplex.com
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//
|
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// Copyright (c) 2009-2010 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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|
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using MathNet.Numerics.LinearAlgebra.Solvers.Status; |
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using MathNet.Numerics.LinearAlgebra.Solvers.StopCriterium; |
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using System; |
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using System.Diagnostics; |
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namespace MathNet.Numerics.LinearAlgebra.Complex.Solvers.StopCriterium |
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{ |
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#if NOSYSNUMERICS
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using Complex = Numerics.Complex; |
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#else
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using Complex = System.Numerics.Complex; |
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#endif
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/// <summary>
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/// Defines an <see cref="IIterationStopCriterium"/> that monitors the numbers of iteration
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/// steps as stop criterium.
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/// </summary>
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public sealed class IterationCountStopCriterium : IIterationStopCriterium<Complex> |
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{ |
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/// <summary>
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/// The default value for the maximum number of iterations the process is allowed
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/// to perform.
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/// </summary>
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public const int DefaultMaximumNumberOfIterations = 1000; |
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/// <summary>
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/// The default status.
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/// </summary>
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private static readonly ICalculationStatus DefaultStatus = new CalculationIndetermined(); |
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/// <summary>
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/// The maximum number of iterations the calculation is allowed to perform.
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/// </summary>
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private int _maximumNumberOfIterations; |
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/// <summary>
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/// The status of the calculation
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/// </summary>
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private ICalculationStatus _status = DefaultStatus; |
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/// <summary>
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/// Initializes a new instance of the <see cref="IterationCountStopCriterium"/> class with the default maximum
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/// number of iterations.
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/// </summary>
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public IterationCountStopCriterium() : this(DefaultMaximumNumberOfIterations) |
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{ |
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} |
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/// <summary>
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/// Initializes a new instance of the <see cref="IterationCountStopCriterium"/> class with the specified maximum
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/// number of iterations.
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/// </summary>
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/// <param name="maximumNumberOfIterations">The maximum number of iterations the calculation is allowed to perform.</param>
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public IterationCountStopCriterium(int maximumNumberOfIterations) |
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{ |
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if (maximumNumberOfIterations < 1) |
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{ |
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throw new ArgumentOutOfRangeException("maximumNumberOfIterations"); |
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} |
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_maximumNumberOfIterations = maximumNumberOfIterations; |
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} |
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/// <summary>
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/// Gets or sets the maximum number of iterations the calculation is allowed to perform.
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/// </summary>
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/// <exception cref="ArgumentOutOfRangeException">Thrown if the <c>Maximum</c> is set to a negative value.</exception>
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public int MaximumNumberOfIterations |
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{ |
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[DebuggerStepThrough] |
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get |
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{ |
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return _maximumNumberOfIterations; |
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} |
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|
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[DebuggerStepThrough] |
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set |
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{ |
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if (value < 1) |
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{ |
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throw new ArgumentOutOfRangeException("value"); |
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} |
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_maximumNumberOfIterations = value; |
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} |
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} |
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/// <summary>
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/// Returns the maximum number of iterations to the default.
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/// </summary>
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public void ResetMaximumNumberOfIterationsToDefault() |
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{ |
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_maximumNumberOfIterations = DefaultMaximumNumberOfIterations; |
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} |
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|
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/// <summary>
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/// Determines the status of the iterative calculation based on the stop criteria stored
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/// by the current <see cref="IterationCountStopCriterium"/>. Result is set into <c>Status</c> field.
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/// </summary>
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/// <param name="iterationNumber">The number of iterations that have passed so far.</param>
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/// <param name="solutionVector">The vector containing the current solution values.</param>
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/// <param name="sourceVector">The right hand side vector.</param>
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/// <param name="residualVector">The vector containing the current residual vectors.</param>
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/// <remarks>
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/// The individual stop criteria may internally track the progress of the calculation based
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/// on the invocation of this method. Therefore this method should only be called if the
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/// calculation has moved forwards at least one step.
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/// </remarks>
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public void DetermineStatus(int iterationNumber, Vector<Complex> solutionVector, Vector<Complex> sourceVector, Vector<Complex> residualVector) |
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{ |
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if (iterationNumber < 0) |
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{ |
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throw new ArgumentOutOfRangeException("iterationNumber"); |
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} |
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if (iterationNumber >= _maximumNumberOfIterations) |
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{ |
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SetStatusToFinished(); |
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} |
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else |
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{ |
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SetStatusToRunning(); |
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} |
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} |
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/// <summary>
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/// Set status to <see cref="CalculationFailure"/>
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/// </summary>
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private void SetStatusToFinished() |
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{ |
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if (!(_status is CalculationStoppedWithoutConvergence)) |
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{ |
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_status = new CalculationStoppedWithoutConvergence(); |
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} |
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} |
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/// <summary>
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/// Set status to <see cref="CalculationRunning"/>
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/// </summary>
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private void SetStatusToRunning() |
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{ |
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if (!(_status is CalculationRunning)) |
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{ |
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_status = new CalculationRunning(); |
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} |
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} |
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/// <summary>
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/// Gets the current calculation status.
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/// </summary>
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public ICalculationStatus Status |
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{ |
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[DebuggerStepThrough] |
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get |
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{ |
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return _status; |
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} |
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} |
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/// <summary>
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/// Resets the <see cref="IterationCountStopCriterium"/> to the pre-calculation state.
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/// </summary>
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public void ResetToPrecalculationState() |
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{ |
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_status = DefaultStatus; |
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} |
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/// <summary>
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/// Gets the <see cref="StopLevel"/> which indicates what sort of stop criterium this
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/// <see cref="IterationCountStopCriterium"/> monitors.
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/// </summary>
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/// <value>Returns <see cref="StopLevel"/>.</value>
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public StopLevel StopLevel |
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{ |
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[DebuggerStepThrough] |
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get |
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{ |
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return StopLevel.StoppedWithoutConvergence; |
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} |
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} |
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/// <summary>
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/// Clones the current <see cref="IterationCountStopCriterium"/> and its settings.
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/// </summary>
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/// <returns>A new instance of the <see cref="IterationCountStopCriterium"/> class.</returns>
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public IIterationStopCriterium<Complex> Clone() |
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{ |
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return new IterationCountStopCriterium(_maximumNumberOfIterations); |
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} |
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} |
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} |
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@ -1,217 +0,0 @@ |
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// <copyright file="IterationCountStopCriterium.cs" company="Math.NET">
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// Math.NET Numerics, part of the Math.NET Project
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// http://numerics.mathdotnet.com
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// http://github.com/mathnet/mathnet-numerics
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// http://mathnetnumerics.codeplex.com
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//
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// Copyright (c) 2009-2010 Math.NET
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//
|
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// Permission is hereby granted, free of charge, to any person
|
|||
// obtaining a copy of this software and associated documentation
|
|||
// files (the "Software"), to deal in the Software without
|
|||
// restriction, including without limitation the rights to use,
|
|||
// copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|||
// copies of the Software, and to permit persons to whom the
|
|||
// Software is furnished to do so, subject to the following
|
|||
// conditions:
|
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//
|
|||
// The above copyright notice and this permission notice shall be
|
|||
// included in all copies or substantial portions of the Software.
|
|||
//
|
|||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|||
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
|
|||
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|||
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
|
|||
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
|
|||
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
|||
// 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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|
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using System; |
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using System.Diagnostics; |
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using MathNet.Numerics.LinearAlgebra.Solvers.Status; |
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using MathNet.Numerics.LinearAlgebra.Solvers.StopCriterium; |
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namespace MathNet.Numerics.LinearAlgebra.Complex32.Solvers.StopCriterium |
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{ |
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using Numerics; |
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/// <summary>
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/// Defines an <see cref="IIterationStopCriterium{T}"/> that monitors the numbers of iteration
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/// steps as stop criterium.
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/// </summary>
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public sealed class IterationCountStopCriterium : IIterationStopCriterium<Complex32> |
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{ |
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/// <summary>
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/// The default value for the maximum number of iterations the process is allowed
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/// to perform.
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/// </summary>
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public const int DefaultMaximumNumberOfIterations = 1000; |
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/// <summary>
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/// The default status.
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/// </summary>
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private static readonly ICalculationStatus DefaultStatus = new CalculationIndetermined(); |
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/// <summary>
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/// The maximum number of iterations the calculation is allowed to perform.
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/// </summary>
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private int _maximumNumberOfIterations; |
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/// <summary>
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/// The status of the calculation
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/// </summary>
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private ICalculationStatus _status = DefaultStatus; |
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/// <summary>
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/// Initializes a new instance of the <see cref="IterationCountStopCriterium"/> class with the default maximum
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/// number of iterations.
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/// </summary>
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public IterationCountStopCriterium() : this(DefaultMaximumNumberOfIterations) |
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{ |
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} |
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/// <summary>
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/// Initializes a new instance of the <see cref="IterationCountStopCriterium"/> class with the specified maximum
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/// number of iterations.
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/// </summary>
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/// <param name="maximumNumberOfIterations">The maximum number of iterations the calculation is allowed to perform.</param>
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public IterationCountStopCriterium(int maximumNumberOfIterations) |
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{ |
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if (maximumNumberOfIterations < 1) |
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{ |
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throw new ArgumentOutOfRangeException("maximumNumberOfIterations"); |
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} |
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_maximumNumberOfIterations = maximumNumberOfIterations; |
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} |
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/// <summary>
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/// Gets or sets the maximum number of iterations the calculation is allowed to perform.
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/// </summary>
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/// <exception cref="ArgumentOutOfRangeException">Thrown if the <c>Maximum</c> is set to a negative value.</exception>
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public int MaximumNumberOfIterations |
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{ |
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[DebuggerStepThrough] |
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get |
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{ |
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return _maximumNumberOfIterations; |
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} |
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[DebuggerStepThrough] |
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set |
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{ |
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if (value < 1) |
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{ |
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throw new ArgumentOutOfRangeException("value"); |
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} |
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_maximumNumberOfIterations = value; |
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} |
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} |
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/// <summary>
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/// Returns the maximum number of iterations to the default.
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/// </summary>
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public void ResetMaximumNumberOfIterationsToDefault() |
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{ |
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_maximumNumberOfIterations = DefaultMaximumNumberOfIterations; |
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} |
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/// <summary>
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/// Determines the status of the iterative calculation based on the stop criteria stored
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/// by the current <see cref="IterationCountStopCriterium"/>. Result is set into <c>Status</c> field.
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/// </summary>
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/// <param name="iterationNumber">The number of iterations that have passed so far.</param>
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/// <param name="solutionVector">The vector containing the current solution values.</param>
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/// <param name="sourceVector">The right hand side vector.</param>
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/// <param name="residualVector">The vector containing the current residual vectors.</param>
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/// <remarks>
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/// The individual stop criteria may internally track the progress of the calculation based
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/// on the invocation of this method. Therefore this method should only be called if the
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/// calculation has moved forwards at least one step.
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/// </remarks>
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public void DetermineStatus(int iterationNumber, Vector<Complex32> solutionVector, Vector<Complex32> sourceVector, Vector<Complex32> residualVector) |
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{ |
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if (iterationNumber < 0) |
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{ |
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throw new ArgumentOutOfRangeException("iterationNumber"); |
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} |
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if (iterationNumber >= _maximumNumberOfIterations) |
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{ |
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SetStatusToFinished(); |
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} |
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else |
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{ |
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SetStatusToRunning(); |
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} |
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} |
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/// <summary>
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/// Set status to <see cref="CalculationFailure"/>
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/// </summary>
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private void SetStatusToFinished() |
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{ |
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if (!(_status is CalculationStoppedWithoutConvergence)) |
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{ |
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_status = new CalculationStoppedWithoutConvergence(); |
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} |
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} |
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/// <summary>
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/// Set status to <see cref="CalculationRunning"/>
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/// </summary>
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private void SetStatusToRunning() |
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{ |
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if (!(_status is CalculationRunning)) |
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{ |
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_status = new CalculationRunning(); |
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} |
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} |
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/// <summary>
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/// Gets the current calculation status.
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/// </summary>
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public ICalculationStatus Status |
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{ |
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[DebuggerStepThrough] |
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get |
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{ |
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return _status; |
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} |
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} |
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/// <summary>
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/// Resets the <see cref="IterationCountStopCriterium"/> to the pre-calculation state.
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/// </summary>
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public void ResetToPrecalculationState() |
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{ |
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_status = DefaultStatus; |
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} |
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/// <summary>
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/// Gets the <see cref="StopLevel"/> which indicates what sort of stop criterium this
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/// <see cref="IterationCountStopCriterium"/> monitors.
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/// </summary>
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/// <value>Returns <see cref="StopLevel"/>.</value>
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public StopLevel StopLevel |
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{ |
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[DebuggerStepThrough] |
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get |
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{ |
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return StopLevel.StoppedWithoutConvergence; |
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} |
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} |
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/// <summary>
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/// Clones the current <see cref="IterationCountStopCriterium"/> and its settings.
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/// </summary>
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/// <returns>A new instance of the <see cref="IterationCountStopCriterium"/> class.</returns>
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public IIterationStopCriterium<Complex32> Clone() |
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{ |
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return new IterationCountStopCriterium(_maximumNumberOfIterations); |
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} |
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} |
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} |
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@ -1,215 +0,0 @@ |
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// <copyright file="IterationCountStopCriterium.cs" company="Math.NET">
|
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// Math.NET Numerics, part of the Math.NET Project
|
|||
// http://numerics.mathdotnet.com
|
|||
// http://github.com/mathnet/mathnet-numerics
|
|||
// http://mathnetnumerics.codeplex.com
|
|||
//
|
|||
// Copyright (c) 2009-2010 Math.NET
|
|||
//
|
|||
// Permission is hereby granted, free of charge, to any person
|
|||
// obtaining a copy of this software and associated documentation
|
|||
// files (the "Software"), to deal in the Software without
|
|||
// restriction, including without limitation the rights to use,
|
|||
// copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|||
// copies of the Software, and to permit persons to whom the
|
|||
// Software is furnished to do so, subject to the following
|
|||
// conditions:
|
|||
//
|
|||
// The above copyright notice and this permission notice shall be
|
|||
// included in all copies or substantial portions of the Software.
|
|||
//
|
|||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|||
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
|
|||
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|||
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
|
|||
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
|
|||
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
|||
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
|
|||
// OTHER DEALINGS IN THE SOFTWARE.
|
|||
// </copyright>
|
|||
|
|||
using System; |
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using System.Diagnostics; |
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using MathNet.Numerics.LinearAlgebra.Solvers.Status; |
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using MathNet.Numerics.LinearAlgebra.Solvers.StopCriterium; |
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|
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namespace MathNet.Numerics.LinearAlgebra.Double.Solvers.StopCriterium |
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{ |
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/// <summary>
|
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/// Defines an <see cref="IIterationStopCriterium{T}"/> that monitors the numbers of iteration
|
|||
/// steps as stop criterium.
|
|||
/// </summary>
|
|||
public sealed class IterationCountStopCriterium : IIterationStopCriterium<double> |
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{ |
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/// <summary>
|
|||
/// The default value for the maximum number of iterations the process is allowed
|
|||
/// to perform.
|
|||
/// </summary>
|
|||
public const int DefaultMaximumNumberOfIterations = 1000; |
|||
|
|||
/// <summary>
|
|||
/// The default status.
|
|||
/// </summary>
|
|||
private static readonly ICalculationStatus DefaultStatus = new CalculationIndetermined(); |
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|
|||
/// <summary>
|
|||
/// The maximum number of iterations the calculation is allowed to perform.
|
|||
/// </summary>
|
|||
private int _maximumNumberOfIterations; |
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|
|||
/// <summary>
|
|||
/// The status of the calculation
|
|||
/// </summary>
|
|||
private ICalculationStatus _status = DefaultStatus; |
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|
|||
/// <summary>
|
|||
/// Initializes a new instance of the <see cref="IterationCountStopCriterium"/> class with the default maximum
|
|||
/// number of iterations.
|
|||
/// </summary>
|
|||
public IterationCountStopCriterium() : this(DefaultMaximumNumberOfIterations) |
|||
{ |
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} |
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|
|||
/// <summary>
|
|||
/// Initializes a new instance of the <see cref="IterationCountStopCriterium"/> class with the specified maximum
|
|||
/// number of iterations.
|
|||
/// </summary>
|
|||
/// <param name="maximumNumberOfIterations">The maximum number of iterations the calculation is allowed to perform.</param>
|
|||
public IterationCountStopCriterium(int maximumNumberOfIterations) |
|||
{ |
|||
if (maximumNumberOfIterations < 1) |
|||
{ |
|||
throw new ArgumentOutOfRangeException("maximumNumberOfIterations"); |
|||
} |
|||
|
|||
_maximumNumberOfIterations = maximumNumberOfIterations; |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Gets or sets the maximum number of iterations the calculation is allowed to perform.
|
|||
/// </summary>
|
|||
/// <exception cref="ArgumentOutOfRangeException">Thrown if the <c>Maximum</c> is set to a negative value.</exception>
|
|||
public int MaximumNumberOfIterations |
|||
{ |
|||
[DebuggerStepThrough] |
|||
get |
|||
{ |
|||
return _maximumNumberOfIterations; |
|||
} |
|||
|
|||
[DebuggerStepThrough] |
|||
set |
|||
{ |
|||
if (value < 1) |
|||
{ |
|||
throw new ArgumentOutOfRangeException("value"); |
|||
} |
|||
|
|||
_maximumNumberOfIterations = value; |
|||
} |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Returns the maximum number of iterations to the default.
|
|||
/// </summary>
|
|||
public void ResetMaximumNumberOfIterationsToDefault() |
|||
{ |
|||
_maximumNumberOfIterations = DefaultMaximumNumberOfIterations; |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Determines the status of the iterative calculation based on the stop criteria stored
|
|||
/// by the current <see cref="IterationCountStopCriterium"/>. Result is set into <c>Status</c> field.
|
|||
/// </summary>
|
|||
/// <param name="iterationNumber">The number of iterations that have passed so far.</param>
|
|||
/// <param name="solutionVector">The vector containing the current solution values.</param>
|
|||
/// <param name="sourceVector">The right hand side vector.</param>
|
|||
/// <param name="residualVector">The vector containing the current residual vectors.</param>
|
|||
/// <remarks>
|
|||
/// The individual stop criteria may internally track the progress of the calculation based
|
|||
/// on the invocation of this method. Therefore this method should only be called if the
|
|||
/// calculation has moved forwards at least one step.
|
|||
/// </remarks>
|
|||
public void DetermineStatus(int iterationNumber, Vector<double> solutionVector, Vector<double> sourceVector, Vector<double> residualVector) |
|||
{ |
|||
if (iterationNumber < 0) |
|||
{ |
|||
throw new ArgumentOutOfRangeException("iterationNumber"); |
|||
} |
|||
|
|||
if (iterationNumber >= _maximumNumberOfIterations) |
|||
{ |
|||
SetStatusToFinished(); |
|||
} |
|||
else |
|||
{ |
|||
SetStatusToRunning(); |
|||
} |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Set status to <see cref="CalculationFailure"/>
|
|||
/// </summary>
|
|||
private void SetStatusToFinished() |
|||
{ |
|||
if (!(_status is CalculationStoppedWithoutConvergence)) |
|||
{ |
|||
_status = new CalculationStoppedWithoutConvergence(); |
|||
} |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Set status to <see cref="CalculationRunning"/>
|
|||
/// </summary>
|
|||
private void SetStatusToRunning() |
|||
{ |
|||
if (!(_status is CalculationRunning)) |
|||
{ |
|||
_status = new CalculationRunning(); |
|||
} |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Gets the current calculation status.
|
|||
/// </summary>
|
|||
public ICalculationStatus Status |
|||
{ |
|||
[DebuggerStepThrough] |
|||
get |
|||
{ |
|||
return _status; |
|||
} |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Resets the <see cref="IterationCountStopCriterium"/> to the pre-calculation state.
|
|||
/// </summary>
|
|||
public void ResetToPrecalculationState() |
|||
{ |
|||
_status = DefaultStatus; |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Gets the <see cref="StopLevel"/> which indicates what sort of stop criterium this
|
|||
/// <see cref="IterationCountStopCriterium"/> monitors.
|
|||
/// </summary>
|
|||
/// <value>Returns <see cref="StopLevel"/>.</value>
|
|||
public StopLevel StopLevel |
|||
{ |
|||
[DebuggerStepThrough] |
|||
get |
|||
{ |
|||
return StopLevel.StoppedWithoutConvergence; |
|||
} |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Clones the current <see cref="IterationCountStopCriterium"/> and its settings.
|
|||
/// </summary>
|
|||
/// <returns>A new instance of the <see cref="IterationCountStopCriterium"/> class.</returns>
|
|||
public IIterationStopCriterium<double> Clone() |
|||
{ |
|||
return new IterationCountStopCriterium(_maximumNumberOfIterations); |
|||
} |
|||
} |
|||
} |
|||
Loading…
Reference in new issue