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CoinAbcCommonFactorization.hpp
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1 /* $Id: CoinAbcCommonFactorization.hpp 2385 2019-01-06 19:43:06Z unxusr $ */
2 // Copyright (C) 2000, International Business Machines
3 // Corporation and others, Copyright (C) 2012, FasterCoin. All Rights Reserved.
4 // This code is licensed under the terms of the Eclipse Public License (EPL).
5 #ifndef CoinAbcCommonFactorization_H
6 #define CoinAbcCommonFactorization_H
7 /* meaning of ABC_SMALL
8  -1 force copies (and no tests)
9  0 force copy of U
10  2 force no copies (and no tests)
11 */
12 
13 #include "CoinAbcCommon.hpp"
14 //#define DONT_USE_SLACKS
15 //#define COIN_ONE_ETA_COPY 100
16 //#define COIN_FAC_NEW 1
17 #define INITIAL_AVERAGE 1.0
18 #define INITIAL_AVERAGE2 1.0
19 #define AVERAGE_SCALE_BACK 0.8
20 //#define SWITCHABLE_STATISTICS
21 #ifndef SWITCHABLE_STATISTICS
22 #define setStatistics(x)
23 #define factorizationStatistics() (true)
24 #else
25 #define setStatistics(x) collectStatistics_ = x
26 #define factorizationStatistics() (collectStatistics_)
27 #endif
29 class CoinPackedMatrix;
30 class CoinFactorization;
31 #define FACTORIZATION_STATISTICS 0 //1
32 typedef struct {
33  double countInput_;
34  double countAfterL_;
35  double countAfterR_;
36  double countAfterU_;
40 #if FACTORIZATION_STATISTICS
41  double twiddleFactor1_;
42  double twiddleFactor2_;
43 #endif
46 #if FACTORIZATION_STATISTICS
47 #define twiddleFactor1S() (statistics.twiddleFactor1_)
48 #define twiddleFactor2S() (statistics.twiddleFactor2_)
49 #define twiddleFtranFactor1() (ftranTwiddleFactor1_)
50 #define twiddleFtranFTFactor1() (ftranFTTwiddleFactor1_)
51 #define twiddleBtranFactor1() (btranTwiddleFactor1_)
52 #define twiddleFtranFactor2() (ftranTwiddleFactor2_)
53 #define twiddleFtranFTFactor2() (ftranFTTwiddleFactor2_)
54 #define twiddleBtranFactor2() (btranTwiddleFactor2_)
55 #define twiddleBtranFullFactor1() (btranFullTwiddleFactor1_)
56 #else
57 #define twiddleFactor1S() (1.0)
58 #define twiddleFactor2S() (1.0)
59 #define twiddleFtranFactor1() (1.0)
60 #define twiddleFtranFTFactor1() (1.0)
61 #define twiddleBtranFactor1() (1.0)
62 #define twiddleFtranFactor2() (1.0)
63 #define twiddleFtranFTFactor2() (1.0)
64 #define twiddleBtranFactor2() (1.0)
65 #define twiddleBtranFullFactor1() (1.0)
66 #endif
67 #define ABC_FAC_GOT_LCOPY 4
68 #define ABC_FAC_GOT_RCOPY 8
69 #define ABC_FAC_GOT_UCOPY 16
70 #define ABC_FAC_GOT_SPARSE 32
71 typedef struct {
75 } CoinAbcStack;
76 void CoinAbcDgetrs(char trans, int m, double *a, double *work);
77 int CoinAbcDgetrf(int m, int n, double *a, int lda, int *ipiv
78 #if ABC_PARALLEL == 2
79  ,
80  int parallelMode
81 #endif
82 );
83 void CoinAbcDgetrs(char trans, int m, long double *a, long double *work);
84 int CoinAbcDgetrf(int m, int n, long double *a, int lda, int *ipiv
85 #if ABC_PARALLEL == 2
86  ,
87  int parallelMode
88 #endif
89 );
90 #define SWAP_FACTOR 2
91 #define BLOCKING8 8
92 #define BLOCKING8X8 BLOCKING8 *BLOCKING8
93 #endif
94 
95 /* vi: softtabstop=2 shiftwidth=2 expandtab tabstop=2
96 */
#define ABC_PARALLEL
void CoinAbcDgetrs(char trans, int m, double *a, double *work)
int CoinAbcDgetrf(int m, int n, double *a, int lda, int *ipiv)
Sparse Matrix Base Class.
int CoinBigIndex
This deals with Factorization and Updates.
int CoinSimplexInt
unsigned int CoinSimplexUnsignedInt
CoinSimplexUnsignedInt stack