forked from tsai/mathnet-numerics
Christoph Ruegg
12 years ago
5 changed files with 256 additions and 569 deletions
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// <copyright file="NumericArrayFormatter.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) 2009-2014 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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using System.IO; |
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using System.Numerics; |
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using MathNet.Numerics.LinearAlgebra; |
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namespace MathNet.Numerics.Data.Matlab |
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{ |
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internal static class NumericArrayFormatter |
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{ |
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internal static void Write(BinaryWriter writer, Matrix<double> matrix) |
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{ |
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// write data
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writer.Write((int)DataType.Double); |
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writer.Write(matrix.RowCount*matrix.ColumnCount*8); |
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for (var j = 0; j < matrix.ColumnCount; j++) |
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{ |
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var column = matrix.Column(j); |
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foreach (var value in column) |
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{ |
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writer.Write(value); |
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} |
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} |
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} |
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internal static void Write(BinaryWriter writer, Matrix<float> matrix) |
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{ |
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// write data
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int size = matrix.RowCount*matrix.ColumnCount*4; |
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writer.Write((int)DataType.Single); |
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writer.Write(size); |
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for (var j = 0; j < matrix.ColumnCount; j++) |
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{ |
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var column = matrix.Column(j); |
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foreach (var value in column) |
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{ |
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writer.Write(value); |
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} |
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} |
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PadData(writer, size%8); |
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} |
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internal static void Write(BinaryWriter writer, Matrix<Complex> matrix) |
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{ |
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// write data
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int size = matrix.RowCount*matrix.ColumnCount*8; |
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writer.Write((int)DataType.Double); |
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writer.Write(size); |
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for (var j = 0; j < matrix.ColumnCount; j++) |
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{ |
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var column = matrix.Column(j); |
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foreach (var value in column) |
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{ |
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writer.Write(value.Real); |
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} |
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} |
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writer.Write((int)DataType.Double); |
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writer.Write(size); |
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for (var j = 0; j < matrix.ColumnCount; j++) |
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{ |
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var column = matrix.Column(j); |
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foreach (var value in column) |
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{ |
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writer.Write(value.Imaginary); |
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} |
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} |
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} |
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internal static void Write(BinaryWriter writer, Matrix<Complex32> matrix) |
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{ |
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// write data
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int size = matrix.RowCount*matrix.ColumnCount*4; |
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writer.Write((int)DataType.Single); |
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writer.Write(size); |
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for (var j = 0; j < matrix.ColumnCount; j++) |
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{ |
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var column = matrix.Column(j); |
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foreach (var value in column) |
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{ |
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writer.Write(value.Real); |
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} |
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} |
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PadData(writer, size%8); |
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writer.Write((int)DataType.Single); |
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writer.Write(size); |
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for (var j = 0; j < matrix.ColumnCount; j++) |
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{ |
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var column = matrix.Column(j); |
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foreach (var value in column) |
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{ |
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writer.Write(value.Real); |
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} |
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} |
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PadData(writer, size%8); |
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} |
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/// <summary>
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/// Pads the data with the given byte.
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/// </summary>
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/// <param name="writer">Where to write the pad values.</param>
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/// <param name="bytes">The number of bytes to pad.</param>
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/// <param name="pad">What value to pad with.</param>
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static void PadData(BinaryWriter writer, int bytes, byte pad = (byte)0) |
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{ |
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for (var i = 0; i < bytes; i++) |
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{ |
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writer.Write(pad); |
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} |
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} |
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} |
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} |
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@ -1,301 +0,0 @@ |
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// <copyright file="SparseArrayFormatter.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) 2009-2014 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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using System.IO; |
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using System.Numerics; |
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using MathNet.Numerics.LinearAlgebra.Storage; |
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namespace MathNet.Numerics.Data.Matlab |
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{ |
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internal static class SparseArrayFormatter |
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{ |
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//public static void FormatSparseMatrix<T>(BinaryWriter writer, Matrix<T> matrix, string name, bool isComplex, int rows, int columns, int size)
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// where T : struct, IEquatable<T>, IFormattable
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//{
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// var transposed = matrix.Transpose();
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// var storage = (SparseCompressedRowMatrixStorage<T>)transposed.Storage;
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// WriteMatrixTagAndName(writer, ArrayClass.Sparse, isComplex, name, storage);
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//}
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internal static void Write(BinaryWriter writer, LinearAlgebra.Double.SparseMatrix matrix) |
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{ |
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var nzmax = matrix.NonZerosCount; |
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// write ir
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writer.Write((int)DataType.Int32); |
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writer.Write(nzmax*4); |
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foreach (var column in matrix.EnumerateColumns()) |
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{ |
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foreach (var row in column.EnumerateNonZeroIndexed()) |
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{ |
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writer.Write(row.Item1); |
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} |
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} |
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// add pad if needed
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if (nzmax%2 == 1) |
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{ |
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writer.Write(0); |
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} |
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// write jc
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writer.Write((int)DataType.Int32); |
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writer.Write((matrix.ColumnCount + 1)*4); |
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writer.Write(0); |
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var count = 0; |
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foreach (var column in matrix.EnumerateColumns()) |
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{ |
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count += ((SparseVectorStorage<double>)column.Storage).ValueCount; |
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writer.Write(count); |
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} |
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// add pad if needed
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if (matrix.ColumnCount%2 == 0) |
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{ |
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writer.Write(0); |
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} |
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// write data
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writer.Write((int)DataType.Double); |
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writer.Write(nzmax*8); |
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foreach (var column in matrix.EnumerateColumns()) |
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{ |
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foreach (var row in column.EnumerateNonZeroIndexed()) |
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{ |
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writer.Write(row.Item2); |
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} |
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} |
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} |
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internal static void Write(BinaryWriter writer, LinearAlgebra.Single.SparseMatrix matrix) |
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{ |
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var nzmax = matrix.NonZerosCount; |
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// write ir
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writer.Write((int)DataType.Int32); |
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writer.Write(nzmax*4); |
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foreach (var column in matrix.EnumerateColumns()) |
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{ |
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foreach (var row in column.EnumerateNonZeroIndexed()) |
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{ |
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writer.Write(row.Item1); |
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} |
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} |
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// add pad if needed
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if (nzmax%2 == 1) |
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{ |
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writer.Write(0); |
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} |
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// write jc
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writer.Write((int)DataType.Int32); |
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writer.Write((matrix.ColumnCount + 1)*4); |
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writer.Write(0); |
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var count = 0; |
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foreach (var column in matrix.EnumerateColumns()) |
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{ |
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count += ((SparseVectorStorage<float>)column.Storage).ValueCount; |
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writer.Write(count); |
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} |
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// add pad if needed
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if (matrix.ColumnCount%2 == 0) |
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{ |
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writer.Write(0); |
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} |
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// write data
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writer.Write((int)DataType.Single); |
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writer.Write(nzmax*4); |
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foreach (var column in matrix.EnumerateColumns()) |
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{ |
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foreach (var row in column.EnumerateNonZeroIndexed()) |
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{ |
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writer.Write(row.Item2); |
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} |
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} |
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var pad = nzmax*4%8; |
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PadData(writer, pad); |
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} |
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internal static void Write(BinaryWriter writer, LinearAlgebra.Complex.SparseMatrix matrix) |
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{ |
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var nzmax = matrix.NonZerosCount; |
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// write ir
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writer.Write((int)DataType.Int32); |
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writer.Write(nzmax*4); |
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foreach (var column in matrix.EnumerateColumns()) |
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{ |
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foreach (var row in column.EnumerateNonZeroIndexed()) |
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{ |
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writer.Write(row.Item1); |
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} |
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} |
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// add pad if needed
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if (nzmax%2 == 1) |
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{ |
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writer.Write(0); |
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} |
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// write jc
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writer.Write((int)DataType.Int32); |
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writer.Write((matrix.ColumnCount + 1)*4); |
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writer.Write(0); |
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var count = 0; |
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foreach (var column in matrix.EnumerateColumns()) |
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{ |
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count += ((SparseVectorStorage<Complex>)column.Storage).ValueCount; |
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writer.Write(count); |
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} |
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// add pad if needed
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if (matrix.ColumnCount%2 == 0) |
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{ |
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writer.Write(0); |
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} |
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// write data
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writer.Write((int)DataType.Double); |
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writer.Write(nzmax*8); |
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foreach (var column in matrix.EnumerateColumns()) |
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{ |
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foreach (var row in column.EnumerateNonZeroIndexed()) |
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{ |
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writer.Write(row.Item2.Real); |
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} |
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} |
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writer.Write((int)DataType.Double); |
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writer.Write(nzmax*8); |
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foreach (var column in matrix.EnumerateColumns()) |
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{ |
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foreach (var row in column.EnumerateNonZeroIndexed()) |
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{ |
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writer.Write(row.Item2.Imaginary); |
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} |
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} |
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} |
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internal static void Write(BinaryWriter writer, LinearAlgebra.Complex32.SparseMatrix matrix) |
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{ |
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var nzmax = matrix.NonZerosCount; |
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// write ir
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writer.Write((int)DataType.Int32); |
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writer.Write(nzmax*4); |
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foreach (var column in matrix.EnumerateColumns()) |
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{ |
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foreach (var row in column.EnumerateNonZeroIndexed()) |
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{ |
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writer.Write(row.Item1); |
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} |
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} |
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// add pad if needed
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if (nzmax%2 == 1) |
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{ |
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writer.Write(0); |
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} |
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// write jc
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writer.Write((int)DataType.Int32); |
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writer.Write((matrix.ColumnCount + 1)*4); |
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writer.Write(0); |
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var count = 0; |
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foreach (var column in matrix.EnumerateColumns()) |
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{ |
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count += ((SparseVectorStorage<Complex32>)column.Storage).ValueCount; |
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writer.Write(count); |
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} |
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// add pad if needed
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if (matrix.ColumnCount%2 == 0) |
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{ |
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writer.Write(0); |
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} |
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// write data
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writer.Write((int)DataType.Single); |
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writer.Write(nzmax*4); |
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foreach (var column in matrix.EnumerateColumns()) |
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{ |
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foreach (var row in column.EnumerateNonZeroIndexed()) |
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{ |
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writer.Write(row.Item2.Real); |
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} |
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} |
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var pad = nzmax*4%8; |
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PadData(writer, pad); |
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writer.Write((int)DataType.Single); |
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writer.Write(nzmax*4); |
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foreach (var column in matrix.EnumerateColumns()) |
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{ |
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foreach (var row in column.EnumerateNonZeroIndexed()) |
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{ |
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writer.Write(row.Item2.Imaginary); |
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} |
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} |
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PadData(writer, pad); |
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} |
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/// <summary>
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/// Pads the data with the given byte.
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/// </summary>
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/// <param name="writer">Where to write the pad values.</param>
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/// <param name="bytes">The number of bytes to pad.</param>
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/// <param name="pad">What value to pad with.</param>
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static void PadData(BinaryWriter writer, int bytes, byte pad = (byte)0) |
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{ |
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for (var i = 0; i < bytes; i++) |
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{ |
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writer.Write(pad); |
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} |
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} |
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} |
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} |
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