public static extern IntPtr SuiteSparseQR_C_solve
(
int system,
IntPtr QR,
IntPtr B,
ref CholmodCommon cc
);
public static extern IntPtr SuiteSparseQR_C_qmult /* returns Y, or NULL on failure */
(
/* inputs: */
int method,
IntPtr QR,
ref CholmodDense X,
ref CholmodCommon cc
);
public static extern IntPtr SuiteSparseQR_C_symbolic
(
/* inputs: */
int ordering,
int allow_tol,
ref CholmodSparse A,
ref CholmodCommon cc
);
public static extern IntPtr SuiteSparseQR_C_factorize
(
/* inputs: */
int ordering,
double tol,
ref CholmodSparse A,
ref CholmodCommon cc
);
public static extern CholmodDense SuiteSparseQR_C_backslash
(
int ordering,
double tol,
ref CholmodSparse A,
ref CholmodDense B,
ref CholmodCommon cc
);
public static extern int SuiteSparseQR_C_numeric
(
/* inputs: */
double tol,
ref CholmodSparse A,
/* input/output: */
IntPtr QR,
ref CholmodCommon cc
);
public static extern CholmodSparse SuiteSparseQR_C_backslash_sparse
(
/* inputs: */
int ordering,
double tol,
ref CholmodSparse A,
ref CholmodSparse B,
ref CholmodCommon cc
);
/// <summary>
/// Initializes a new instance of the SpqrContext class.
/// </summary>
/// <param name="matrix">The sparse matrix to factorize.</param>
public SpqrContext(CompressedColumnStorage <T> matrix)
{
this.matrix = matrix;
common = new CholmodCommon();
common.Initialize();
Cholmod.NativeMethods.cholmod_start(ref common);
}
public static extern sp_long SuiteSparseQR_C_QR
(
/* inputs: */
int ordering,
double tol,
sp_long econ,
ref CholmodSparse A,
/* outputs: */
out IntPtr Q, // CholmodSparse
out IntPtr R, // CholmodSparse
out IntPtr E, // SuiteSparse_long[]
ref CholmodCommon cc
);
public static extern sp_long SuiteSparseQR_C
(
/* inputs: */
int ordering,
double tol,
sp_long econ,
int getCTX,
ref CholmodSparse A,
IntPtr Bsparse, // ref CholmodSparse
ref CholmodDense Bdense,
/* outputs: */
out IntPtr Zsparse, // CholmodSparse
out IntPtr Zdense, // CholmodDense
out IntPtr R, // CholmodSparse
out IntPtr E, // SuiteSparse_long[]
out IntPtr H, // CholmodSparse
out IntPtr HPinv, // SuiteSparse_long[]
out IntPtr HTau, // CholmodDense
ref CholmodCommon cc //
);
public static extern int SuiteSparseQR_C_free
(
ref IntPtr QR,
ref CholmodCommon cc
);
public static extern CholmodDense SuiteSparseQR_C_backslash_default
(
ref CholmodSparse A,
ref CholmodDense B,
ref CholmodCommon cc
);
