1 /*
2 * Copyright (c) 2011, Michael Lehn
3 *
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1) Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2) Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
15 * distribution.
16 * 3) Neither the name of the FLENS development group nor the names of
17 * its contributors may be used to endorse or promote products derived
18 * from this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33 /* Based on
34 *
35 SUBROUTINE DLAQGE( M, N, A, LDA, R, C, ROWCND, COLCND, AMAX,
36 $ EQUED )
37 *
38 * -- LAPACK auxiliary routine (version 3.2) --
39 * -- LAPACK is a software package provided by Univ. of Tennessee, --
40 * -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
41 * November 2006
42 */
43
44 #ifndef FLENS_LAPACK_AUX_LAQ_H
45 #define FLENS_LAPACK_AUX_LAQ_H 1
46
47 #include <cmath>
48
49 namespace flens { namespace lapack {
50
51 namespace LAQ {
52
53 enum Equilibration {
54 None = 'N',
55 Row = 'R',
56 Column = 'C',
57 Both = 'B'
58 };
59 }
60
61 //== laq(ge) ===================================================================
62 template <typename MA, typename VR, typename VC,
63 typename ROWCOND, typename COLCOND,
64 typename AMAX>
65 LAQ::Equilibration
66 laq(GeMatrix<MA> &A,
67 const DenseVector<VR> &r,
68 const DenseVector<VC> &c,
69 const ROWCOND &rowCond,
70 const COLCOND &colCond,
71 const AMAX &amax);
72
73 //-- forwarding ----------------------------------------------------------------
74 template <typename MA, typename VR, typename VC,
75 typename ROWCOND, typename COLCOND,
76 typename AMAX>
77 LAQ::Equilibration
78 laq(MA &&A,
79 const VR &r,
80 const VC &c,
81 const ROWCOND &rowCond,
82 const COLCOND &colCond,
83 const AMAX &amax);
84
85 } } // namespace lapack, flens
86
87 #endif // FLENS_LAPACK_AUX_LAQ_H
2 * Copyright (c) 2011, Michael Lehn
3 *
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1) Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2) Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
15 * distribution.
16 * 3) Neither the name of the FLENS development group nor the names of
17 * its contributors may be used to endorse or promote products derived
18 * from this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33 /* Based on
34 *
35 SUBROUTINE DLAQGE( M, N, A, LDA, R, C, ROWCND, COLCND, AMAX,
36 $ EQUED )
37 *
38 * -- LAPACK auxiliary routine (version 3.2) --
39 * -- LAPACK is a software package provided by Univ. of Tennessee, --
40 * -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
41 * November 2006
42 */
43
44 #ifndef FLENS_LAPACK_AUX_LAQ_H
45 #define FLENS_LAPACK_AUX_LAQ_H 1
46
47 #include <cmath>
48
49 namespace flens { namespace lapack {
50
51 namespace LAQ {
52
53 enum Equilibration {
54 None = 'N',
55 Row = 'R',
56 Column = 'C',
57 Both = 'B'
58 };
59 }
60
61 //== laq(ge) ===================================================================
62 template <typename MA, typename VR, typename VC,
63 typename ROWCOND, typename COLCOND,
64 typename AMAX>
65 LAQ::Equilibration
66 laq(GeMatrix<MA> &A,
67 const DenseVector<VR> &r,
68 const DenseVector<VC> &c,
69 const ROWCOND &rowCond,
70 const COLCOND &colCond,
71 const AMAX &amax);
72
73 //-- forwarding ----------------------------------------------------------------
74 template <typename MA, typename VR, typename VC,
75 typename ROWCOND, typename COLCOND,
76 typename AMAX>
77 LAQ::Equilibration
78 laq(MA &&A,
79 const VR &r,
80 const VC &c,
81 const ROWCOND &rowCond,
82 const COLCOND &colCond,
83 const AMAX &amax);
84
85 } } // namespace lapack, flens
86
87 #endif // FLENS_LAPACK_AUX_LAQ_H