Cbc  2.9.9
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CoinAbcCommonFactorization.hpp
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1 /* $Id: CoinAbcCommonFactorization.hpp 1910 2013-01-27 02:00:13Z stefan $ */
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  ,int parallelMode
80 #endif
81 );
82 void CoinAbcDgetrs(char trans,int m, long double * a, long double * work);
83 int CoinAbcDgetrf(int m, int n, long double * a, int lda, int * ipiv
84 #if ABC_PARALLEL==2
85  ,int parallelMode
86 #endif
87 );
88 #define SWAP_FACTOR 2
89 #define BLOCKING8 8
90 #define BLOCKING8X8 BLOCKING8*BLOCKING8
91 #endif
#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