public QrLeftLookingDecomposition_DSCC(ComputePermutation <DMatrixSparseCSC> permutation)
{
this.applyReduce = new ApplyFillReductionPermutation(permutation, false);
// use the same work space to reduce the overall memory foot print
this.structure.setGwork(gwork);
}
public static LinearSolverSparse <DMatrixSparseCSC, DMatrixRMaj> lu(FillReducing permutation)
{
ComputePermutation <DMatrixSparseCSC> cp = FillReductionFactory_DSCC.create(permutation);
LuUpLooking_DSCC lu = new LuUpLooking_DSCC(cp);
return(new LinearSolverLu_DSCC(lu));
}
public static LinearSolverSparse <DMatrixSparseCSC, DMatrixRMaj> qr(FillReducing permutation)
{
ComputePermutation <DMatrixSparseCSC> cp = FillReductionFactory_DSCC.create(permutation);
QrLeftLookingDecomposition_DSCC qr = new QrLeftLookingDecomposition_DSCC(cp);
return(new LinearSolverQrLeftLooking_DSCC(qr));
}
public static LinearSolverSparse <DMatrixSparseCSC, DMatrixRMaj> cholesky(FillReducing permutation)
{
ComputePermutation <DMatrixSparseCSC> cp = FillReductionFactory_DSCC.create(permutation);
CholeskyUpLooking_DSCC chol = (CholeskyUpLooking_DSCC)DecompositionFactory_DSCC.cholesky();
return(new LinearSolverCholesky_DSCC(chol, cp));
}
public ApplyFillReductionPermutation(ComputePermutation <DMatrixSparseCSC> fillReduce,
bool symmetric)
{
this.fillReduce = fillReduce;
this.symmetric = symmetric;
}
public static LUSparseDecomposition_F64 <DMatrixSparseCSC> lu(FillReducing permutation)
{
ComputePermutation <DMatrixSparseCSC> cp = FillReductionFactory_DSCC.create(permutation);
return(new LuUpLooking_DSCC(cp));
}
public static QRSparseDecomposition <DMatrixSparseCSC> qr(FillReducing permutation)
{
ComputePermutation <DMatrixSparseCSC> cp = FillReductionFactory_DSCC.create(permutation);
return(new QrLeftLookingDecomposition_DSCC(cp));
}
public LuUpLooking_DSCC(ComputePermutation <DMatrixSparseCSC> reduceFill)
{
this.applyReduce = new ApplyFillReductionPermutation(reduceFill, false);
}
public LinearSolverCholesky_DSCC(CholeskyUpLooking_DSCC cholesky,
ComputePermutation <DMatrixSparseCSC> fillReduce)
{
this.cholesky = cholesky;
this.reduce = new ApplyFillReductionPermutation(fillReduce, true);
}