public static GaNumMatlabSparseMatrixData TermsToMatlabArray(this IEnumerable <GaPoTNumBiversorTerm> termsList, int rowsCount)
{
var termsArray = termsList
.OrderBy(t => t.TermId1)
.ThenBy(t => t.TermId2)
.ToArray();
var result = GaNumMatlabSparseMatrixData.CreateSquareMatrix(
rowsCount,
termsArray.Length
);
var sparseIndex = 0;
foreach (var term in termsArray)
{
result.SetItem(
sparseIndex,
term.TermId1 + 1,
term.TermId2 + 1,
term.Value
);
sparseIndex++;
}
return(result);
}
public static GaNumMatlabSparseMatrixData TermsToMatlabArray(this GaPoTNumVector[] vectorsList, int rowsCount)
{
var columnsCount = vectorsList.Length;
var termsList =
vectorsList
.Select(v => v.GetTerms()
.OrderBy(t => t.TermId)
.ToArray()
).ToArray();
var result = GaNumMatlabSparseMatrixData.CreateMatrix(
rowsCount,
columnsCount,
termsList.Sum(t => t.Length)
);
var sparseIndex = 0;
for (var j = 0; j < columnsCount; j++)
{
var termsArray =
termsList[j];
foreach (var term in termsArray)
{
result.SetItem(sparseIndex, term.TermId, j + 1, term.Value);
sparseIndex++;
}
}
return(result);
}
public static GaNumMatlabSparseMatrixData RectPhasorsToMatlabArray(this IEnumerable <GaPoTNumRectPhasor> phasorsList, int rowsCount)
{
var termsArray =
phasorsList
.OrderBy(t => t.Id)
.ToArray();
var result = GaNumMatlabSparseMatrixData.CreateMatrix(
rowsCount,
2,
termsArray.Length * 2
);
var sparseIndex = 0;
foreach (var term in termsArray)
{
var row = (term.Id - 1) / 2 + 1;
result.SetItem(sparseIndex, row, 1, term.XValue);
result.SetItem(sparseIndex + 1, row, 2, term.YValue);
sparseIndex += 2;
}
return(result);
}
public static GaPoTNumVector TermsArrayToVector(int rowsCount, int columnsCount, int[] rowIndicesArray, int[] columnIndicesArray, double[] valuesArray)
{
var matrixData = GaNumMatlabSparseMatrixData.CreateMatrix(rowsCount, columnsCount, rowIndicesArray, columnIndicesArray, valuesArray);
var mv = new GaPoTNumVector();
mv.AddTerms(matrixData);
return(mv);
}
public GaPoTNumVector AddTerms(GaNumMatlabSparseMatrixData matlabArray)
{
for (var sparseIndex = 0; sparseIndex < matlabArray.ItemsCount; sparseIndex++)
{
AddTerm(
matlabArray.RowIndicesArray[sparseIndex],
matlabArray.ValuesArray[sparseIndex]
);
}
return(this);
}
public GaPoTNumVector AddRectPhasors(GaNumMatlabSparseMatrixData matlabArray)
{
var array = matlabArray.GetArray();
for (var i = 0; i < matlabArray.RowsCount; i++)
{
AddRectPhasor(
i * 2 + 1,
array[i, 0],
array[i, 1]
);
}
return(this);
}
