sparse.cpp 50.7 KB
Newer Older
Kirill Terekhov's avatar
Kirill Terekhov committed
1
2
#define _CRT_SECURE_NO_WARNINGS
#include "inmost_sparse.h"
3
#include "inmost_dense.h"
Kirill Terekhov's avatar
Kirill Terekhov committed
4
5
6
7
8
#include <fstream>
#include <sstream>

namespace INMOST
{
9
10
	namespace Sparse
	{
Dmitry Bagaev's avatar
Dmitry Bagaev committed
11

Kirill Terekhov's avatar
Kirill Terekhov committed
12
#if defined(USE_SOLVER) || defined(USE_AUTODIFF)
13
		bool _hasRowEntryType = false;
Dmitry Bagaev's avatar
Dmitry Bagaev committed
14

15
		INMOST_MPI_Type RowEntryType = INMOST_MPI_DATATYPE_NULL;
Dmitry Bagaev's avatar
Dmitry Bagaev committed
16

17
		INMOST_MPI_Type GetRowEntryType() {return RowEntryType;}
Dmitry Bagaev's avatar
Dmitry Bagaev committed
18

19
		bool HaveRowEntryType() {return _hasRowEntryType;}
Dmitry Bagaev's avatar
Dmitry Bagaev committed
20

21
22
		void CreateRowEntryType()
		{
23
#if defined(USE_MPI)
24
25
26
			if( !HaveRowEntryType() )
			{
				int ierr;
27
28
29
				MPI_Datatype type[2] = { INMOST_MPI_DATA_ENUM_TYPE, INMOST_MPI_DATA_REAL_TYPE };
				int blocklen[2] = { 1, 1 };
				MPI_Aint disp[2];
30
31
				disp[0] = offsetof(Sparse::Row::entry,first);
				disp[1] = offsetof(Sparse::Row::entry,second);
32
33
				//disp[2] = sizeof(Sparse::Row::entry);
				ierr = MPI_Type_create_struct(2, blocklen, disp, type, &RowEntryType);
34
35
36
37
38
39
40
41
42
43
				if( ierr != MPI_SUCCESS )
				{
					std::cout << __FILE__ << ":" << __LINE__ << "problem in MPI_Type_create_struct" << std::endl;
				}
				ierr = MPI_Type_commit(&RowEntryType);
				if( ierr != MPI_SUCCESS )
				{
					std::cout << __FILE__ << ":" << __LINE__ << "problem in MPI_Type_commit" << std::endl;
				}
			}
44
#endif
45
46
			_hasRowEntryType = true;
		}
Dmitry Bagaev's avatar
Dmitry Bagaev committed
47

48
49
		void DestroyRowEntryType()
		{
50
#if defined(USE_MPI)
51
52
53
54
55
			if( HaveRowEntryType() )
			{
				MPI_Type_free(&RowEntryType);
				RowEntryType = INMOST_MPI_DATATYPE_NULL;
			}
56
#endif
57
58
			_hasRowEntryType = false;
		}
Dmitry Bagaev's avatar
Dmitry Bagaev committed
59

Kirill Terekhov's avatar
Kirill Terekhov committed
60
////////class RowMerger
61

62
63
64
65
		RowMerger::RowMerger() : Sorted(true), Nonzeros(0), IntervalBeg(0), IntervalEnd(0) {}

		INMOST_DATA_REAL_TYPE & RowMerger::operator[] (INMOST_DATA_ENUM_TYPE pos)
		{
66
67
68
69
			INMOST_DATA_ENUM_TYPE map = MapIndex(pos);
			if( map == ENUMUNDEF )
				return Nonlocal[pos];
			if( LinkedList[map+1].first != UNDEF ) return LinkedList[map+1].second;
70
71
72
73
74
75
			else
			{
				INMOST_DATA_ENUM_TYPE index = LinkedList.get_interval_beg(), next;
				if( Sorted )
				{
					next = index;
76
					while(next < map+1)
77
78
79
80
					{
						index = next;
						next = LinkedList[index].first;
					}
81
82
					assert(index < map+1);
					assert(map+1 < next);
83
					++Nonzeros;
84
85
86
					LinkedList[index].first = map+1;
					LinkedList[map+1].first = next;
					return LinkedList[map+1].second;
87
88
89
90
91
				}
				else
				{
					INMOST_DATA_ENUM_TYPE index = LinkedList.get_interval_beg();
					++Nonzeros;
92
93
94
					LinkedList[map+1].first = LinkedList[index].first;
					LinkedList[index].first = map+1;
					return LinkedList[map+1].second;
95
96
97
98
99
100
				}
			}
		}

		INMOST_DATA_REAL_TYPE RowMerger::operator[] (INMOST_DATA_ENUM_TYPE pos) const
		{
101
102
103
104
105
106
107
108
109
110
			INMOST_DATA_ENUM_TYPE map = MapIndex(pos);
			if( map == ENUMUNDEF )
			{
				std::map<INMOST_DATA_ENUM_TYPE,INMOST_DATA_REAL_TYPE>::const_iterator it = Nonlocal.find(pos);
				if( it != Nonlocal.end() )
					return it->second;
			}
			else
				if( LinkedList[map+1].first != UNDEF ) return LinkedList[map+1].second;
			throw -1;
111
112
113
114
115
116
117
118
119
120
		}

		RowMerger::RowMerger(INMOST_DATA_ENUM_TYPE interval_begin, INMOST_DATA_ENUM_TYPE interval_end, bool Sorted)
				: Sorted(Sorted), Nonzeros(0), IntervalBeg(interval_begin), IntervalEnd(interval_end), LinkedList(interval_begin,interval_end+1,Row::make_entry(UNDEF,0.0))
		{
			LinkedList.begin()->first = EOL;
		}

		void RowMerger::Resize(INMOST_DATA_ENUM_TYPE interval_begin, INMOST_DATA_ENUM_TYPE interval_end, bool _Sorted)
		{
121
122
			LinkedList.set_interval_beg(static_cast<INMOST_DATA_ENUM_TYPE>(interval_begin));// - NonlocalPre.size()));
			LinkedList.set_interval_end(static_cast<INMOST_DATA_ENUM_TYPE>(interval_end + 1));// + NonlocalPost.size()));
123
124
125
126
127
128
			IntervalBeg = interval_begin;
			IntervalEnd = interval_end;
			std::fill(LinkedList.begin(),LinkedList.end(),Row::make_entry(UNDEF,0.0));
			LinkedList.begin()->first = EOL;
			Nonzeros = 0;
			Sorted = _Sorted;
129
			Nonlocal.clear();
130
131
		}

Kirill Terekhov's avatar
Kirill Terekhov committed
132
#if defined(USE_SOLVER)
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
		void RowMerger::Resize(const Matrix & A, bool _Sorted)
		{
			INMOST_DATA_ENUM_TYPE mbeg, mend, k, l, ind;
			//retrive interval of indices
			A.GetInterval(mbeg,mend);
			//gather non-local mapping from matrix
			std::set<INMOST_DATA_ENUM_TYPE> Pre, Post;
			for(k = mbeg; k < mend; ++k)
			{
				for(l = 0; l < A[k].Size(); ++l)
				{
					ind = A[k].GetIndex(l);
					if( ind < mbeg ) Pre.insert(ind);
					else if( ind >= mend ) Post.insert(ind);
				}
			}
			Resize(mbeg,mend,_Sorted);
150
			Nonlocal.clear();
151
152
153
154
155
156
		}

		RowMerger::RowMerger(const Matrix & A, bool Sorted) : Sorted(Sorted), Nonzeros(0)
		{
			Resize(A,Sorted);
		}
Kirill Terekhov's avatar
Kirill Terekhov committed
157
#endif
158

159
160
		RowMerger::~RowMerger() {}

161
		
162
163
		INMOST_DATA_ENUM_TYPE RowMerger::MapIndex(INMOST_DATA_ENUM_TYPE pos) const
		{
164
165
			if( pos < IntervalBeg || pos >= IntervalEnd )
				return ENUMUNDEF;
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
			return pos;
		}

		INMOST_DATA_ENUM_TYPE RowMerger::UnmapIndex(INMOST_DATA_ENUM_TYPE pos) const
		{
			return pos;
		}


		void RowMerger::Clear()
		{
			INMOST_DATA_ENUM_TYPE i = LinkedList.begin()->first, j;
			LinkedList.begin()->first = EOL;
			while( i != EOL )
			{
				j = LinkedList[i].first;
				LinkedList[i].first = UNDEF;
				LinkedList[i].second = 0.0;
				i = j;
			}
186
			Nonlocal.clear();
187
188
189
190
191
192
193
194
195
			Nonzeros = 0;
		}


		void RowMerger::PushRow(INMOST_DATA_REAL_TYPE coef, Row & r, bool PreSortRow)
		{
			if( Sorted && PreSortRow ) std::sort(r.Begin(),r.End());
			PushRow(coef,r);
		}
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
		
		void RowMerger::Multiply(INMOST_DATA_REAL_TYPE coef)
		{
			INMOST_DATA_ENUM_TYPE i = LinkedList.begin()->first;
			while( i != EOL )
			{
				LinkedList[i].second *= coef;
				i = LinkedList[i].first;
			}
			if( !Nonlocal.empty() )
			{
				std::map< INMOST_DATA_ENUM_TYPE, INMOST_DATA_REAL_TYPE >::iterator it;
				for(it = Nonlocal.begin(); it != Nonlocal.end(); ++it)
					it->second *= coef;
			}
		}
		
213
214
215
216
217

		void RowMerger::PushRow(INMOST_DATA_REAL_TYPE coef, const Row & r)
		{
			assert(Nonzeros == 0); //Linked list should be empty
			assert(LinkedList.begin()->first == EOL); //again check that list is empty
218
			if( coef )
219
			{
220
221
222
				INMOST_DATA_ENUM_TYPE index = LinkedList.get_interval_beg();
				Row::const_iterator it = r.Begin(), jt;
				while( it != r.End() )
223
				{
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
					INMOST_DATA_ENUM_TYPE pos = it->first;
					INMOST_DATA_ENUM_TYPE map = MapIndex(pos);
					if( map == ENUMUNDEF )
						Nonlocal[pos] = it->second*coef;
					else
					{
						LinkedList[index].first = map+1;
						LinkedList[map+1].first = EOL;
						LinkedList[map+1].second = it->second*coef;
						index = map+1;
						++Nonzeros;
					}
					jt = it;
					++it;
					assert(!Sorted || it == r.End() || jt->first < it->first);
239
				}
240
241
242
243
244
245
246
247
248
249
250
			}
		}

		void RowMerger::AddRow(INMOST_DATA_REAL_TYPE coef, Row & r, bool PreSortRow)
		{
			if( Sorted && PreSortRow ) std::sort(r.Begin(),r.End());
			AddRow(coef,r);
		}

		void RowMerger::AddRow(INMOST_DATA_REAL_TYPE coef, const Row & r)
		{
251
			if( coef )
252
			{
253
254
255
				INMOST_DATA_ENUM_TYPE index = LinkedList.get_interval_beg(), next;
				Row::const_iterator it = r.Begin(), itend = r.End(), jt;
				while( it != itend )
256
				{
257
258
259
260
261
					INMOST_DATA_ENUM_TYPE pos = it->first;
					INMOST_DATA_ENUM_TYPE map = MapIndex(pos);
					if( map == ENUMUNDEF )
						Nonlocal[pos] += coef*it->second;
					else
262
					{
263
264
265
						if( LinkedList[map+1].first != UNDEF )
							LinkedList[map+1].second += coef*it->second;
						else if( Sorted )
266
						{
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
							next = index;
							while(next < map+1)
							{
								index = next;
								next = LinkedList[index].first;
							}
							assert(index < map+1);
							assert(map+1 < next);
							LinkedList[index].first = map+1;
							LinkedList[map+1].first = next;
							LinkedList[map+1].second = coef*it->second;
							++Nonzeros;
						}
						else
						{
							LinkedList[map+1].first = LinkedList[index].first;
							LinkedList[map+1].second = coef*it->second;
							LinkedList[index].first = map+1;
							++Nonzeros;
286
						}
287
					}
288
289
290
					jt = it;
					++it;
					assert(!Sorted || it == itend || jt->first < it->first);
291
292
293
294
295
296
297
				}
			}
		}


		void RowMerger::RetriveRow(Row & r)
		{
298
            r.Resize(static_cast<INMOST_DATA_ENUM_TYPE>(Nonzeros+Nonlocal.size()));
299
300
301
302
303
304
305
306
307
308
309
			INMOST_DATA_ENUM_TYPE i = LinkedList.begin()->first, k = 0;
			while( i != EOL )
			{
				if( LinkedList[i].second )
				{
					r.GetIndex(k) = UnmapIndex(i-1);
					r.GetValue(k) = LinkedList[i].second;
					++k;
				}
				i = LinkedList[i].first;
			}
310
311
312
313
314
315
316
317
318
319
			if( !Nonlocal.empty() )
			{
				std::map< INMOST_DATA_ENUM_TYPE, INMOST_DATA_REAL_TYPE >::iterator it;
				for(it = Nonlocal.begin(); it != Nonlocal.end(); ++it) if( it->second )
				{
					r.GetIndex(k) = it->first;
					r.GetValue(k) = it->second;
					++k;
				}
			}
320
321
			r.Resize(k);
		}
Kirill Terekhov's avatar
Kirill Terekhov committed
322
////////class HessianRow
Dmitry Bagaev's avatar
Dmitry Bagaev committed
323

324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
		void   HessianRow::RowVec(INMOST_DATA_REAL_TYPE alpha, const Row & rU, INMOST_DATA_REAL_TYPE beta, Row & rJ) const
		{
			INMOST_DATA_ENUM_TYPE end = rU.Size();
			for(INMOST_DATA_ENUM_TYPE i = 0; i < end; i++) rJ.GetValue(i) *= beta;
			for(INMOST_DATA_ENUM_TYPE i = 0; i < end; i++)
			{
				const index & ind = GetIndex(i);
				if( ind.first == ind.second )
					rJ[ind.first] += alpha*rU.get_safe(ind.first)*GetValue(i);
				else
				{
					rJ[ind.first ] += alpha*rU.get_safe(ind.second)*GetValue(i);
					rJ[ind.second] += alpha*rU.get_safe(ind.first )*GetValue(i);
				}
			}
		}

		bool HessianRow::isSorted() const
		{
			for(INMOST_DATA_ENUM_TYPE k = 1; k < Size(); ++k)
				if( GetIndex(k) < GetIndex(k-1) ) return false;
			return true;
		}

		void HessianRow::MergeSortedRows(INMOST_DATA_REAL_TYPE alpha, const HessianRow & left, INMOST_DATA_REAL_TYPE beta, const HessianRow & right, HessianRow & output)
		{
			assert(left.isSorted());
			assert(right.isSorted());
			output.Resize(left.Size()+right.Size());
			INMOST_DATA_ENUM_TYPE i = 0, j = 0, q = 0;
			while( i < left.Size() && j < right.Size() )
			{
				if( left.GetIndex(i) < right.GetIndex(j) )
				{
					output.GetIndex(q) = left.GetIndex(i);
					output.GetValue(q) = alpha*left.GetValue(i);
					++q;
					++i;
				}
				else if( left.GetIndex(i) == right.GetIndex(j) )
				{
					output.GetIndex(q) = left.GetIndex(i);
					output.GetValue(q) = alpha*left.GetValue(i) + beta*right.GetValue(j);
					++q;
					++i;
					++j;
				}
				else //right is smaller
				{
					output.GetIndex(q) = right.GetIndex(j);
					output.GetValue(q) = beta*right.GetValue(j);
					++q;
					++j;
				}
			}
			while( i < left.Size() )
			{
				if( q > 0 && (output.GetIndex(q-1) == left.GetIndex(i)) )
					output.GetValue(q-1) += alpha*left.GetValue(i);
				else
				{
					output.GetIndex(q) = left.GetIndex(i);
					output.GetValue(q) = alpha*left.GetValue(i);
					++q;
				}
				++i;
			}
			while( j < right.Size() )
			{
				if( q > 0 && (output.GetIndex(q-1) == right.GetIndex(j)) )
					output.GetValue(q-1) += beta*right.GetValue(j);
				else
				{
					output.GetIndex(q) = right.GetIndex(j);
					output.GetValue(q) = beta*right.GetValue(j);
					++q;
				}
				++j;
			}
			output.Resize(q);
		}

		void HessianRow::MergeJacobianHessian(INMOST_DATA_REAL_TYPE a, const Row & JL, const Row & JR, INMOST_DATA_REAL_TYPE b, const HessianRow & HL, INMOST_DATA_REAL_TYPE c, const HessianRow & HR, HessianRow & output)
		{
			// merge three sorted arrays at once
			// one of the array is synthesized from JL and JR on the go
			static const entry stub_entry = make_entry(make_index(ENUMUNDEF,ENUMUNDEF),0.0);
			assert(JL.isSorted());
			assert(JR.isSorted());
			assert(HL.isSorted());
			assert(HR.isSorted());
			output.Resize(HL.Size()+HR.Size()+JL.Size()*JR.Size());
			INMOST_DATA_ENUM_TYPE i = 0, j = 0, k1 = 0, l1 = 0, k2 = 0, l2 = 0, q = 0, kk1 = 0, ll2 = 0, r;
417
418
419
420
			while(kk1 < JL.Size() && JL.GetIndex(kk1) < JR.GetIndex(l1) ) kk1++;
			k1 = kk1;
			while(ll2 < JR.Size() && JL.GetIndex(k2) > JR.GetIndex(ll2) ) ll2++;
			l2 = ll2;
421
422
423
424
425
426
			entry candidate[4] = {stub_entry,stub_entry,stub_entry,stub_entry};
			if( i < HL.Size() )
				candidate[0] = make_entry(HL.GetIndex(i),b*HL.GetValue(i));
			if( j < HR.Size() )
				candidate[1] = make_entry(HR.GetIndex(j),c*HR.GetValue(j));
			if( k1 < JL.Size() && l1 < JR.Size() )
427
				candidate[2] = make_entry(make_index(JL.GetIndex(k1),JR.GetIndex(l1)),(JL.GetIndex(k1)==JR.GetIndex(l1)?0.5:1)*a*JL.GetValue(k1)*JR.GetValue(l1));
428
			if( k2 < JL.Size() && l2 < JR.Size() )
429
				candidate[3] = make_entry(make_index(JL.GetIndex(k2),JR.GetIndex(l2)),(JL.GetIndex(k2)==JR.GetIndex(l2)?0.5:1)*a*JL.GetValue(k2)*JR.GetValue(l2));
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
			do
			{
				//pick smallest
				r = 0;
				if( candidate[1].first < candidate[r].first ) r = 1;
				if( candidate[2].first < candidate[r].first ) r = 2;
				if( candidate[3].first < candidate[r].first ) r = 3;
				//all candidates are stub - exit
				if( candidate[r].first == stub_entry.first ) break;
				//record selected entry
				if( q > 0 && (output.GetIndex(q-1) == candidate[r].first) )
					output.GetValue(q-1) += candidate[r].second;
				else
				{
					output.GetIndex(q) = candidate[r].first;
					output.GetValue(q) = candidate[r].second;
					++q;
				}
				if( r == 0 ) //update left hessian index
				{
					if( ++i < HL.Size() )
						candidate[0] = make_entry(HL.GetIndex(i),b*HL.GetValue(i));
					else candidate[0] = stub_entry;
				}
				else if( r == 1 ) //update right hessian index
				{
					if( ++j < HR.Size() )
						candidate[1] = make_entry(HR.GetIndex(j),c*HR.GetValue(j));
					else candidate[1] = stub_entry;
				}
				else if( r == 2 ) //update jacobians indexes
				{
					if( ++k1 == JL.Size() )
					{
						++l1;
						if( l1 < JR.Size() )
						{
							while(kk1 < JL.Size() && JL.GetIndex(kk1) < JR.GetIndex(l1) ) kk1++;
							k1 = kk1;
						}
					}
					if( k1 < JL.Size() && l1 < JR.Size() )
472
						candidate[2] = make_entry(make_index(JL.GetIndex(k1),JR.GetIndex(l1)),(JL.GetIndex(k1)==JR.GetIndex(l1)?0.5:1)*a*JL.GetValue(k1)*JR.GetValue(l1));
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
					else
						candidate[2] = stub_entry;
				}
				else //update jacobians indexes
				{
					if( ++l2 == JR.Size() )
					{
						++k2;
						if( k2 < JL.Size() )
						{
							while(ll2 < JR.Size() && JL.GetIndex(k2) > JR.GetIndex(ll2) ) ll2++;
							l2 = ll2;
						}
					}
					if( k2 < JL.Size() && l2 < JR.Size() )
488
						candidate[3] = make_entry(make_index(JL.GetIndex(k2),JR.GetIndex(l2)),(JL.GetIndex(k2)==JR.GetIndex(l2)?0.5:1)*a*JL.GetValue(k2)*JR.GetValue(l2));
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
					else
						candidate[3] = stub_entry;
				}
			}
			while(true);
			output.Resize(q);
		}

		void HessianRow::MergeJacobianHessian(INMOST_DATA_REAL_TYPE a, const Row & JL, const Row & JR, INMOST_DATA_REAL_TYPE b, const HessianRow & H, HessianRow & output)
		{
			// merge three sorted arrays at once
			// one of the array is synthesized from JL and JR on the go
			static const entry stub_entry = make_entry(make_index(ENUMUNDEF,ENUMUNDEF),0.0);
			assert(JL.isSorted());
			assert(JR.isSorted());
			assert(H.isSorted());
			output.Resize(H.Size()+JL.Size()*JR.Size());
			INMOST_DATA_ENUM_TYPE i = 0, k1 = 0, l1 = 0, q = 0, k2 = 0, l2 = 0, r, ll2 = 0, kk1 = 0;
507
508
509
510
			while(kk1 < JL.Size() && JL.GetIndex(kk1) < JR.GetIndex(l1) ) kk1++;
			k1 = kk1;
			while(ll2 < JR.Size() && JL.GetIndex(k2) > JR.GetIndex(ll2) ) ll2++;
			l2 = ll2;
511
512
513
514
			entry candidate[3] = {stub_entry,stub_entry,stub_entry};
			if( i < H.Size() )
				candidate[0] = make_entry(H.GetIndex(i),b*H.GetValue(i));
			if( k1 < JL.Size() && l1 < JR.Size() )
515
				candidate[1] = make_entry(make_index(JL.GetIndex(k1),JR.GetIndex(l1)),(JL.GetIndex(k1)==JR.GetIndex(l1)?0.5:1)*a*JL.GetValue(k1)*JR.GetValue(l1));
516
			if( k2 < JL.Size() && l2 < JR.Size() )
517
				candidate[2] = make_entry(make_index(JL.GetIndex(k2),JR.GetIndex(l2)),(JL.GetIndex(k2)==JR.GetIndex(l2)?0.5:1)*a*JL.GetValue(k2)*JR.GetValue(l2));
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
			do
			{
				//pick smallest
				r = 0;
				if( candidate[1].first < candidate[r].first ) r = 1;
				if( candidate[2].first < candidate[r].first ) r = 2;
				//all candidates are stub - exit
				if( candidate[r].first == stub_entry.first ) break;
				//record selected entry
				if( q > 0 && (output.GetIndex(q-1) == candidate[r].first) )
				{
					output.GetValue(q-1) += candidate[r].second;
				}
				else
				{
					output.GetIndex(q) = candidate[r].first;
					output.GetValue(q) = candidate[r].second;
					++q;
				}
				if( r == 0 ) //update left hessian index
				{
					if( ++i < H.Size() )
						candidate[0] = make_entry(H.GetIndex(i),b*H.GetValue(i));
					else candidate[0] = stub_entry;
				}
				else if( r == 1 )
				{
					if( ++k1 == JL.Size() )
					{
						++l1;
						if( l1 < JR.Size() )
						{
							while(kk1 < JL.Size() && JL.GetIndex(kk1) < JR.GetIndex(l1) ) kk1++;
							k1 = kk1;
						}
					}
					if( k1 < JL.Size() && l1 < JR.Size() )
555
						candidate[1] = make_entry(make_index(JL.GetIndex(k1),JR.GetIndex(l1)),(JL.GetIndex(k1)==JR.GetIndex(l1)?0.5:1)*a*JL.GetValue(k1)*JR.GetValue(l1));
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
					else
						candidate[1] = stub_entry;
				}
				else //update jacobians indexes
				{
					if( ++l2 == JR.Size() )
					{
						++k2;
						if( k2 < JL.Size() )
						{
							while(ll2 < JR.Size() && JL.GetIndex(k2) > JR.GetIndex(ll2) ) ll2++;
							l2 = ll2;
						}
					}
					if( k2 < JL.Size() && l2 < JR.Size() )
571
						candidate[2] = make_entry(make_index(JL.GetIndex(k2),JR.GetIndex(l2)),(JL.GetIndex(k2)==JR.GetIndex(l2)?0.5:1)*a*JL.GetValue(k2)*JR.GetValue(l2));
572
573
574
575
576
577
578
					else
						candidate[2] = stub_entry;
				}
			}
			while(true);
			output.Resize(q);
		}
Dmitry Bagaev's avatar
Dmitry Bagaev committed
579

Kirill Terekhov's avatar
Kirill Terekhov committed
580
581
////////class Row
#if defined(USE_SOLVER)
582
583
584
585
586
587
588
		INMOST_DATA_REAL_TYPE   Row::RowVec(Vector & x) const
		{
			INMOST_DATA_REAL_TYPE ret = 0;
			INMOST_DATA_ENUM_TYPE end = Size();
			for(INMOST_DATA_ENUM_TYPE i = 0; i < end; i++) ret = ret + x[GetIndex(i)]*GetValue(i);
			return ret;
		}
Kirill Terekhov's avatar
Kirill Terekhov committed
589
#endif //USE_SOLVER
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
		bool Row::isSorted() const
		{
			for(INMOST_DATA_ENUM_TYPE k = 1; k < Size(); ++k)
				if( GetIndex(k) < GetIndex(k-1) ) return false;
			return true;
		}
		void Row::MergeSortedRows(INMOST_DATA_REAL_TYPE alpha, const Row & left, INMOST_DATA_REAL_TYPE beta, const Row & right, Row & output)
		{
			assert(left.isSorted());
			assert(right.isSorted());
			output.Resize(left.Size()+right.Size());
			INMOST_DATA_ENUM_TYPE i = 0, j = 0, q = 0;
			while( i < left.Size() && j < right.Size() )
			{
				if( left.GetIndex(i) < right.GetIndex(j) )
				{
					output.GetIndex(q) = left.GetIndex(i);
					output.GetValue(q) = alpha*left.GetValue(i);
					++q;
					++i;
				}
				else if( left.GetIndex(i) == right.GetIndex(j) )
				{
					output.GetIndex(q) = left.GetIndex(i);
					output.GetValue(q) = alpha*left.GetValue(i) + beta*right.GetValue(j);
					++q;
					++i;
					++j;
				}
				else //right is smaller
				{
					output.GetIndex(q) = right.GetIndex(j);
					output.GetValue(q) = beta*right.GetValue(j);
					++q;
					++j;
				}
			}
			while( i < left.Size() )
			{
				if( q > 0 && (output.GetIndex(q-1) == left.GetIndex(i)) )
					output.GetValue(q-1) += alpha*left.GetValue(i);
				else
				{
					output.GetIndex(q) = left.GetIndex(i);
					output.GetValue(q) = alpha*left.GetValue(i);
					++q;
				}
				++i;
			}
			while( j < right.Size() )
			{
				if( q > 0 && (output.GetIndex(q-1) == right.GetIndex(j)) )
					output.GetValue(q-1) += beta*right.GetValue(j);
				else
				{
					output.GetIndex(q) = right.GetIndex(j);
					output.GetValue(q) = beta*right.GetValue(j);
					++q;
				}
				++j;
			}
			output.Resize(q);
		}
Kirill Terekhov's avatar
Kirill Terekhov committed
653
#endif //defined(USE_SOLVER) || defined(USE_AUTODIFF)
Dmitry Bagaev's avatar
Dmitry Bagaev committed
654
655


Kirill Terekhov's avatar
Kirill Terekhov committed
656
657
#if defined(USE_SOLVER)
////////class Vector
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
		Vector::Vector(std::string _name, INMOST_DATA_ENUM_TYPE start, INMOST_DATA_ENUM_TYPE end, INMOST_MPI_Comm _comm) :data(start,end)
		{
			comm = _comm;
			name = _name;
			is_parallel = false;
		}

		Vector::Vector(const Vector & other) : data(other.data)
		{
			comm = other.comm;
			name = other.name;
			is_parallel = other.is_parallel;
		}

		Vector & Vector::operator =(Vector const & other)
		{
			comm = other.comm;
			data = other.data;
			name = other.name;
			is_parallel = other.is_parallel;
			return *this;
		}

		Vector::~Vector()
		{
		}

		void     Vector::Load(std::string file, INMOST_DATA_ENUM_TYPE mbeg, INMOST_DATA_ENUM_TYPE mend, std::string file_ord)
		{
			char str[16384];
			std::ifstream input(file.c_str());
			if( input.fail() ) throw -1;
			int state = 0, k;
			INMOST_DATA_ENUM_TYPE vec_size, vec_block, ind = 0;
			INMOST_DATA_REAL_TYPE val;
			int size = 1, rank = 0;
Kirill Terekhov's avatar
Kirill Terekhov committed
694
#if defined(USE_MPI)
695
696
697
698
699
700
701
			int flag = 0;
			MPI_Initialized(&flag);
			if( flag && mend == ENUMUNDEF && mbeg == ENUMUNDEF )
			{
				MPI_Comm_rank(GetCommunicator(),&rank);
				MPI_Comm_size(GetCommunicator(),&size);
			}
Kirill Terekhov's avatar
Kirill Terekhov committed
702
#endif
703
			INMOST_DATA_ENUM_TYPE * ord = NULL;
704
705
706
707
708
709
710
			if (file_ord != "")
			{
				std::ifstream input_ord;
				input_ord.open(file_ord.c_str(), std::ifstream::in);
				if( input_ord.fail() ) throw -2;
				int n;
				input_ord >> n;
711
				ord = (INMOST_DATA_ENUM_TYPE *)malloc(sizeof(INMOST_DATA_ENUM_TYPE)* n);
712
				assert(ord != NULL);
713
714
715
716
717
718
				for (int i=0; i<n; i++) input_ord >> ord[i];
				int nbl;
				input_ord >> nbl;
				if( nbl != size ) throw -3;
				int * ibl;
				ibl = (int *) malloc(sizeof(int) * (nbl+1));
719
				assert(ibl != NULL);
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
				for (int i=0; i<nbl+1; i++) input_ord >> ibl[i];
				if( mbeg == ENUMUNDEF ) mbeg = ibl[rank];
				if( mend == ENUMUNDEF ) mend = ibl[rank+1];
				for (int i=0; i<n; i++) ord[i] -= 1;
				free(ibl);
				input_ord.close();
				//std::cout<<"Vector::Load(): n="<<n<<" nbl="<<nbl<<" np="<<size<<" id="<<rank<<" mbeg="<<mbeg<<" mend="<<mend<<std::endl;//db
			}

			while( !input.getline(str,16384).eof() )
			{
				k = 0; while( isspace(str[k]) ) k++;
				if( str[k] == '%' || str[k] == '\0' ) continue;
				std::istringstream istr(str+k);
				switch(state)
				{
					case 0:
						istr >> vec_size; state = 1;
						vec_block = vec_size/size;
						if( mbeg == ENUMUNDEF ) mbeg = rank*vec_block;
						if( mend == ENUMUNDEF )
						{
							if( rank == size-1 ) mend = vec_size;
							else mend = mbeg+vec_block;
						}
						SetInterval(mbeg,mend);
						break;
					case 1:
						istr >> val;
						if( ord ) {
							if( ord[ind] >= mbeg && ord[ind] < mend ) data[ord[ind]] = val;
						} else {
							if( ind >= mbeg && ind < mend ) data[ind] = val;
						}
						ind++;
						break;
				}
			}
			input.close();
			if (file_ord != "") free(ord);
		}


		void     Vector::Save(std::string file)
		{
			INMOST_DATA_ENUM_TYPE vecsize = Size();
Dmitry Bagaev's avatar
Dmitry Bagaev committed
766

Kirill Terekhov's avatar
Kirill Terekhov committed
767
#if defined(USE_MPI)
768
769
770
771
772
773
774
			int rank = 0, size = 1;
			{
				MPI_Comm_rank(GetCommunicator(),&rank);
				MPI_Comm_size(GetCommunicator(),&size);
				INMOST_DATA_ENUM_TYPE temp = vecsize;
				MPI_Allreduce(&temp,&vecsize,1,INMOST_MPI_DATA_ENUM_TYPE,MPI_SUM,GetCommunicator());
			}
Kirill Terekhov's avatar
Kirill Terekhov committed
775
#endif
776
777
778
779
			std::stringstream rhs(std::ios::in | std::ios::out);
			rhs << std::scientific;
			rhs.precision(15);
			for(iterator it = Begin(); it != End(); ++it) rhs << *it << std::endl;
Kirill Terekhov's avatar
Kirill Terekhov committed
780
#if defined(USE_MPI) && defined(USE_MPI_FILE) // Use mpi files
781
782
783
784
785
786
787
788
789
790
			{
				int ierr;
				MPI_File fh;
				MPI_Status stat;
				ierr = MPI_File_open(GetCommunicator(),const_cast<char *>(file.c_str()), MPI_MODE_CREATE | MPI_MODE_DELETE_ON_CLOSE | MPI_MODE_WRONLY, MPI_INFO_NULL, &fh);
				if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
				ierr = MPI_File_close(&fh);
				if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
				ierr = MPI_File_open(GetCommunicator(),const_cast<char *>(file.c_str()),MPI_MODE_WRONLY | MPI_MODE_CREATE,MPI_INFO_NULL,&fh);
				if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
791
792
793
794
795
				std::vector<INMOST_DATA_BIG_ENUM_TYPE> datasizes(rank ? 1 : size), offsets(rank ? 1 : size);
				std::string buffer = rhs.str();
				INMOST_DATA_BIG_ENUM_TYPE datasize = buffer.size(), offset;
				ierr = MPI_Gather(&datasize,1,INMOST_MPI_DATA_BIG_ENUM_TYPE,&datasizes[0],1,INMOST_MPI_DATA_BIG_ENUM_TYPE,0,GetCommunicator());
				if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
796
797
				if( rank == 0 )
				{
798
					MPI_Offset off;
799
800
801
802
803
					std::stringstream header;
					//header << "% vector " << name << std::endl;
					//header << "% is written by INMOST" << std::endl;
					//header << "% by MPI_File_* api" << std::endl;
					header << vecsize << std::endl;
804
805
806
					ierr = MPI_File_write(fh,const_cast<char *>(header.str().c_str()),static_cast<int>(header.str().size()),MPI_CHAR,&stat);
					if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
					ierr = MPI_File_get_position(fh,&off);
807
					if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
808
809
810
					offsets[0] = off;
					for(int k = 1; k < size; ++k)
						offsets[k] = offsets[k-1] + datasizes[k-1];
811
				}
812
				ierr = MPI_Scatter(&offsets[0],1,INMOST_MPI_DATA_BIG_ENUM_TYPE,&offset,1,INMOST_MPI_DATA_BIG_ENUM_TYPE,0,GetCommunicator());
813
				if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
814
815
816
817
818
819
820
821
822
823
824
				if( datasize )
				{
					INMOST_DATA_BIG_ENUM_TYPE shift = 0, chunk;
					while( shift != datasize )
					{
						chunk = std::min(static_cast<INMOST_DATA_BIG_ENUM_TYPE>(INT_MAX),datasize-shift);
						ierr = MPI_File_write_at(fh,offset+shift,buffer.c_str()+shift,static_cast<INMOST_MPI_SIZE>(chunk),MPI_CHAR,&stat);
						if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
						shift += chunk;
					}
				}
825
826
827
				ierr = MPI_File_close(&fh);
				if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
			}
Kirill Terekhov's avatar
Kirill Terekhov committed
828
#elif defined(USE_MPI) //USE_MPI alternative
829
			std::string senddata = rhs.str(), recvdata;
830
831
832
833
834
			INMOST_DATA_BIG_ENUM_TYPE sendsize = static_cast<int>(senddata.size());
			std::vector<INMOST_DATA_BIG_ENUM_TYPE> recvsize(rank ? 1 : size);
			std::vector<MPI_Request> requests;
			int ierr = MPI_Gather(&sendsize,1,INMOST_MPI_DATA_BIG_ENUM_TYPE,&recvsize[0],1,INMOST_MPI_DATA_BIG_ENUM_TYPE,0,GetCommunicator());
			if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
Kirill Terekhov's avatar
Kirill Terekhov committed
835
836
			if( rank == 0 )
			{
837
838
839
840
841
842
843
				INMOST_DATA_BIG_ENUM_TYPE sizesum = recvsize[0];
				for(int k = 1; k < size; k++)
					sizesum += recvsize[k];
				recvdata.resize(sizesum);
				memcpy(&recvdata[0],&senddata[0],sizeof(char)*recvsize[0]);
				INMOST_DATA_BIG_ENUM_TYPE offset = recvsize[0];
				for(int k = 1; k < size; k++)
Kirill Terekhov's avatar
Kirill Terekhov committed
844
				{
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
					INMOST_DATA_BIG_ENUM_TYPE chunk, shift = 0;
					int it = 0; // for mpi tag
					while( shift != recvsize[k] )
					{
						MPI_Request req;
						chunk = std::min(static_cast<INMOST_DATA_BIG_ENUM_TYPE>(INT_MAX),recvsize[k] - shift);
						ierr = MPI_Irecv(&senddata[offset+shift],chunk,MPI_CHAR,k, k*1000 + it, GetCommunicator(), &req);
						if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
						requests.push_back(req);
						shift += chunk;
						it++;
						//TODO: remove temporary check
						if( it >= 1000 )
							std::cout << __FILE__ << ":" << __LINE__ << " too many iterations!!! " << it << " datasize " << recvsize[k] << std::endl;
					}
					offset += shift;
Kirill Terekhov's avatar
Kirill Terekhov committed
861
862
				}
			}
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
			else 
			{
				INMOST_DATA_BIG_ENUM_TYPE chunk, shift = 0;
				int it = 0; // for mpi tag
				while( shift != sendsize )
				{
					MPI_Request req;
					chunk = std::min(static_cast<INMOST_DATA_BIG_ENUM_TYPE>(INT_MAX),sendsize - shift);
					ierr = MPI_Isend(&senddata[shift],chunk,MPI_CHAR, 0, rank*1000 + it, GetCommunicator(), &req);
					if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
					requests.push_back(req);
					shift += chunk;
					it++;
					//TODO: remove temporary check
					if( it >= 1000 )
						std::cout << __FILE__ << ":" << __LINE__ << " too many iterations!!! " << it << " datasize " << sendsize << std::endl;
				}
			}
			if( !requests.empty() )
			{
				ierr = MPI_Waitall((int)requests.size(),&requests[0],MPI_STATUSES_IGNORE);
				if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
			}
Kirill Terekhov's avatar
Kirill Terekhov committed
886
887
888
889
890
891
			if( rank == 0 )
			{
				std::fstream output(file.c_str(),std::ios::out);
				output << vecsize << std::endl;
				output << recvdata;
			}
Kirill Terekhov's avatar
Kirill Terekhov committed
892
#else
Kirill Terekhov's avatar
Kirill Terekhov committed
893
894
895
896
897
898
			std::fstream output(file.c_str(),std::ios::out);
			//output << "% vector " << name << std::endl;
			//output << "% is written by INMOST" << std::endl;
			//output << "% by sequential write" << std::endl;
			output << vecsize << std::endl;
			output << rhs.rdbuf();
Kirill Terekhov's avatar
Kirill Terekhov committed
899
#endif
900
		}
901
902
903
904
905
906
907
908
909
		
		INMOST::Matrix<INMOST_DATA_REAL_TYPE> Vector::operator [](const INMOST::AbstractMatrix<INMOST_DATA_INTEGER_TYPE> & rows) const
		{
			INMOST::Matrix<INMOST_DATA_REAL_TYPE> ret(rows.Rows(),rows.Cols());
			for(INMOST_DATA_ENUM_TYPE i = 0; i < rows.Rows(); ++i)
				for(INMOST_DATA_ENUM_TYPE j = 0; j < rows.Cols(); ++j)
					ret(i,j) = data[rows(i,j)];
			return ret;
		}
Dmitry Bagaev's avatar
Dmitry Bagaev committed
910

Kirill Terekhov's avatar
Kirill Terekhov committed
911
////////class Matrix
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
		void Matrix::MatVec(INMOST_DATA_REAL_TYPE alpha, Vector & x, INMOST_DATA_REAL_TYPE beta, Vector & out) const //y = alpha*A*x + beta * y
		{
			INMOST_DATA_ENUM_TYPE mbeg, mend;
			INMOST_DATA_INTEGER_TYPE ind, imbeg, imend;
			if( out.Empty() )
			{
				INMOST_DATA_ENUM_TYPE vbeg,vend;
				GetInterval(vbeg,vend);
				out.SetInterval(vbeg,vend);
			}
			//CHECK SOMEHOW FOR DEBUG THAT PROVIDED VECTORS ARE OK
			//~ assert(GetFirstIndex() == out.GetFirstIndex());
			//~ assert(Size() == out.Size());
			GetInterval(mbeg,mend);
			imbeg = mbeg;
			imend = mend;
Kirill Terekhov's avatar
Kirill Terekhov committed
928
929
930
#if defined(USE_OMP)
#pragma omp for private(ind)
#endif
931
932
933
934
			for(ind = imbeg; ind < imend; ++ind) //iterate rows of matrix
				out[ind] = beta * out[ind] + alpha * (*this)[ind].RowVec(x);
			// outer procedure should update out vector, if needed
		}
935
936
937
		
		
		
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956


		void Matrix::MatVecTranspose(INMOST_DATA_REAL_TYPE alpha, Vector & x, INMOST_DATA_REAL_TYPE beta, Vector & out) const //y = alpha*A*x + beta * y
		{
			INMOST_DATA_ENUM_TYPE mbeg, mend;
			INMOST_DATA_INTEGER_TYPE ind, imbeg, imend;
			if( out.Empty() )
			{
				INMOST_DATA_ENUM_TYPE vbeg,vend;
				GetInterval(vbeg,vend);
				out.SetInterval(vbeg,vend);
			}
			//CHECK SOMEHOW FOR DEBUG THAT PROVIDED VECTORS ARE OK
			//~ assert(GetFirstIndex() == out.GetFirstIndex());
			//~ assert(Size() == out.Size());
			GetInterval(mbeg,mend);
			imbeg = mbeg;
			imend = mend;
			if( beta ) for(Vector::iterator it = out.Begin(); it != out.End(); ++it) (*it) *= beta;
957
			else for(Vector::iterator it = out.Begin(); it != out.End(); ++it) (*it) = 0.0;
Kirill Terekhov's avatar
Kirill Terekhov committed
958
959
960
#if defined(USE_OMP)
#pragma omp for private(ind)
#endif
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
			for(ind = imbeg; ind < imend; ++ind)
			{
				for(Row::const_iterator it = (*this)[ind].Begin(); it != (*this)[ind].End(); ++it)
					out[it->first] += alpha * x[ind] * it->second;
			}
			// outer procedure should update out vector, if needed
		}


		Matrix::Matrix(std::string _name, INMOST_DATA_ENUM_TYPE start, INMOST_DATA_ENUM_TYPE end, INMOST_MPI_Comm _comm)
				:data(start,end)
		{
			is_parallel = false;
			comm = _comm;
			SetInterval(start,end);
			name = _name;
		}

		Matrix::Matrix(const Matrix & other) :data(other.data)
		{
			comm = other.comm;
			name = other.name;
		}


		Matrix & Matrix::operator =(Matrix const & other)
		{
			comm = other.comm;
			data = other.data;
			name = other.name;
			return *this;
		}

		Matrix::~Matrix() {}

		void      Matrix::MoveRows(INMOST_DATA_ENUM_TYPE from, INMOST_DATA_ENUM_TYPE to, INMOST_DATA_ENUM_TYPE size)
		{
			INMOST_DATA_ENUM_TYPE i = to + size, j = from + size;
			if( size > 0 && to != from )
				while( j != from ) data[--j].MoveRow(data[--i]);
		}

		void      HessianMatrix::MoveRows(INMOST_DATA_ENUM_TYPE from, INMOST_DATA_ENUM_TYPE to, INMOST_DATA_ENUM_TYPE size)
		{
			INMOST_DATA_ENUM_TYPE i = to + size, j = from + size;
			if( size > 0 && to != from )
				while( j != from ) data[--j].MoveRow(data[--i]);
		}


		void     Matrix::Load(std::string file, INMOST_DATA_ENUM_TYPE mbeg, INMOST_DATA_ENUM_TYPE mend, std::string file_ord)
		{
			char str[16384];
			std::ifstream input(file.c_str());
			if( input.fail() ) throw -1;
			int state = 0, k;
			INMOST_DATA_ENUM_TYPE mat_size, max_lines, row, col, mat_block;
			INMOST_DATA_REAL_TYPE val;
			int size = 1, rank = 0;
Kirill Terekhov's avatar
Kirill Terekhov committed
1020
#if defined(USE_MPI)
1021
1022
1023
1024
1025
1026
1027
			int flag = 0;
			MPI_Initialized(&flag);
			if( flag && mend == ENUMUNDEF && mbeg == ENUMUNDEF )
			{
				MPI_Comm_rank(GetCommunicator(),&rank);
				MPI_Comm_size(GetCommunicator(),&size);
			}
Kirill Terekhov's avatar
Kirill Terekhov committed
1028
#endif
1029
1030
1031
1032
1033
1034
1035
1036
1037
			int * ord = NULL;
			if (file_ord != "")
			{
				std::ifstream input_ord;
				input_ord.open(file_ord.c_str(), std::ifstream::in);
				if( input_ord.fail() ) throw -2;
				int n;
				input_ord >> n; // check if( n == line )
				ord = (int *) malloc(sizeof(int) * n);
1038
				assert(ord != NULL);
1039
1040
1041
1042
1043
1044
				for (int i=0; i<n; i++) input_ord >> ord[i];
				int nbl;
				input_ord >> nbl;
				if( nbl != size ) throw -3;
				int * ibl;
				ibl = (int *) malloc(sizeof(int) * (nbl+1));
1045
				assert(ibl != NULL);
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
				for (int i=0; i<nbl+1; i++) input_ord >> ibl[i];
				if( mbeg == ENUMUNDEF ) mbeg = (unsigned int) ibl[rank];
				if( mend == ENUMUNDEF ) mend = (unsigned int) ibl[rank + 1];
				for (int i=0; i<n; i++) ord[i] -= 1;
				free(ibl);
				input_ord.close();
				//std::cout<<"Matrix::Load(): n="<<n<<" nbl="<<nbl<<" np="<<size<<" id="<<rank<<" mbeg="<<mbeg<<" mend="<<mend<<std::endl;//db
			}

			int line = 0;
			while( !input.getline(str,16384).eof() )
			{
				line++;
				k = 0; while( isspace(str[k]) ) k++;
				//TODO: check for %%MatrixMarket matrix coordinate real general
				if( str[k] == '%' || str[k] == '\0' ) continue;
				std::istringstream istr(str+k);
				switch(state)
				{
					case 0:
						istr >> mat_size >> mat_size >> max_lines; state = 1;
						mat_block = mat_size/size;
						if( mbeg == ENUMUNDEF ) mbeg = rank*mat_block;
						if( mend == ENUMUNDEF )
						{
							if( rank == size-1 ) mend = mat_size;
							else mend = mbeg+mat_block;
						}
						SetInterval(mbeg,mend);
						//~ std::cout << rank << " my interval " << mbeg << ":" << mend << std::endl;
						break;
					case 1:
						istr >> row >> col >> val;
						row--; col--;
						if( ord ) { row = ord[row]; col = ord[col]; }
						if( row >= mbeg && row < mend ) data[row][col] = val;
						break;
				}
			}
			int nonzero = 0;
			for(iterator it = Begin(); it != End(); ++it) nonzero += it->Size();
			//~ std::cout << rank << " total nonzero " << max_lines << " my nonzero " << nonzero << std::endl;
			input.close();
			if (file_ord != "") free(ord);
		}

		void     Matrix::Save(std::string file, const AnnotationService * text)
		{
			INMOST_DATA_ENUM_TYPE matsize = Size(), nonzero = 0, row = GetFirstIndex()+1;
			bool have_annotation = false;
			if( text && !text->Empty() )
			{
				if( text->GetFirstIndex() == GetFirstIndex() &&
					text->GetLastIndex() == GetLastIndex())
					have_annotation = true;
				else
				{
					std::cout << "Size of provided annotation (" << text->GetFirstIndex() << "," << text->GetLastIndex() << ")" << std::endl;
					std::cout << "differs from the size of the matrix (" << GetFirstIndex() << "," << GetLastIndex() << ")" << std::endl;
				}
			}
			for(iterator it = Begin(); it != End(); ++it) nonzero += it->Size();
Kirill Terekhov's avatar
Kirill Terekhov committed
1108
#if defined(USE_MPI)
1109
1110
1111
1112
1113
1114
1115
1116
1117
			int rank = 0, size = 1;
			{
				MPI_Comm_rank(GetCommunicator(),&rank);
				MPI_Comm_size(GetCommunicator(),&size);
				INMOST_DATA_ENUM_TYPE temp_two[2] = {matsize,nonzero}, two[2];
				MPI_Allreduce(temp_two,two,2,INMOST_MPI_DATA_ENUM_TYPE,MPI_SUM,GetCommunicator());
				matsize = two[0];
				nonzero = two[1];
			}
Kirill Terekhov's avatar
Kirill Terekhov committed
1118
#endif
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
			std::stringstream mtx(std::ios::in | std::ios::out);
			mtx << std::scientific;
			mtx.precision(15);
			for(INMOST_DATA_ENUM_TYPE k = GetFirstIndex(); k < GetLastIndex(); ++k)
			{
				if( have_annotation )
				{
					const std::string & str = text->GetAnnotation(k);
					if( !str.empty() ) mtx << "% " << str << "\n";
				}
				for(Row::iterator jt = (*this)[k].Begin(); jt != (*this)[k].End(); ++jt)
					mtx << row << " " << jt->first+1 << " " << jt->second << "\n";
				++row;
			}
Kirill Terekhov's avatar
Kirill Terekhov committed
1133
#if defined(USE_MPI) && defined(USE_MPI_FILE) // USE_MPI2?
1134
1135
1136
1137
1138
			{
				char estring[MPI_MAX_ERROR_STRING];
				int ierr, len;
				MPI_File fh;
				MPI_Status stat;
1139
				std::string buffer = mtx.str();
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
				ierr = MPI_File_open(GetCommunicator(),const_cast<char *>(file.c_str()), MPI_MODE_CREATE | MPI_MODE_DELETE_ON_CLOSE | MPI_MODE_WRONLY, MPI_INFO_NULL, &fh);
				if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
				ierr = MPI_File_close(&fh);
				if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
				ierr = MPI_Barrier(GetCommunicator());
				if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
				ierr = MPI_File_open(GetCommunicator(),const_cast<char *>(file.c_str()),MPI_MODE_WRONLY | MPI_MODE_CREATE,MPI_INFO_NULL,&fh);
				if( ierr != MPI_SUCCESS )
				{
					MPI_Error_string(ierr,estring,&len);
					std::cout << estring << std::endl;
					MPI_Abort(GetCommunicator(),__LINE__);
				}
1153
1154
1155
1156
				std::vector<INMOST_DATA_BIG_ENUM_TYPE> datasizes(rank ? 1 : size), offsets(rank ? 1 : size);
				INMOST_DATA_BIG_ENUM_TYPE datasize = buffer.size(), offset;
				ierr = MPI_Gather(&datasize,1,INMOST_MPI_DATA_BIG_ENUM_TYPE,&datasizes[0],1,INMOST_MPI_DATA_BIG_ENUM_TYPE,0,GetCommunicator());
				if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
1157
1158
				if( rank == 0 )
				{
1159
					MPI_Offset off;
1160
1161
1162
1163
1164
1165
1166
					std::stringstream header;
					header << "%%MatrixMarket matrix coordinate real general" << std::endl;
					header << "% matrix " << name << std::endl;
					header << "% is written by INMOST" << std::endl;
					header << "% by MPI_File_* api" << std::endl;
					header << matsize << " " << matsize << " " << nonzero << std::endl;
					//std::string header_data(header.str());
1167
1168
1169
					ierr = MPI_File_write(fh,const_cast<char *>(header.str().c_str()),static_cast<int>(header.str().size()),MPI_CHAR,&stat);
					if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
					ierr = MPI_File_get_position(fh,&off);
1170
					if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
1171
1172
1173
					offsets[0] = off;
					for(int k = 1; k < size; ++k)
						offsets[k] = offsets[k-1] + datasizes[k-1];
1174
				}
1175
				ierr = MPI_Scatter(&offsets[0],1,INMOST_MPI_DATA_BIG_ENUM_TYPE,&offset,1,INMOST_MPI_DATA_BIG_ENUM_TYPE,0,GetCommunicator());
1176
				if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
				if( datasize )
				{
					INMOST_DATA_BIG_ENUM_TYPE shift = 0, chunk;
					while( shift != datasize )
					{
						chunk = std::min(static_cast<INMOST_DATA_BIG_ENUM_TYPE>(INT_MAX),datasize-shift);
						ierr = MPI_File_write_at(fh,offset+shift,buffer.c_str()+shift,static_cast<INMOST_MPI_SIZE>(chunk),MPI_CHAR,&stat);
						if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
						shift += chunk;
					}
				}
1188
1189
1190
				ierr = MPI_File_close(&fh);
				if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
			}
Kirill Terekhov's avatar
Kirill Terekhov committed
1191
#elif defined(USE_MPI)//USE_MPI alternative
1192
			std::string senddata = mtx.str(), recvdata;
1193
1194
1195
1196
1197
			INMOST_DATA_BIG_ENUM_TYPE sendsize = senddata.size();
			std::vector<INMOST_DATA_BIG_ENUM_TYPE> recvsize(rank ? 1 : size);
			std::vector<MPI_Request> requests;
			int ierr = MPI_Gather(&sendsize,1,INMOST_MPI_DATA_BIG_ENUM_TYPE,&recvsize[0],1,INMOST_MPI_DATA_BIG_ENUM_TYPE,0,GetCommunicator());
			if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
Kirill Terekhov's avatar
Kirill Terekhov committed
1198
1199
			if( rank == 0 )
			{
1200
1201
1202
1203
1204
1205
1206
				INMOST_DATA_BIG_ENUM_TYPE sizesum = recvsize[0];
				for(int k = 1; k < size; k++)
					sizesum += recvsize[k];
				recvdata.resize(sizesum);
				memcpy(&recvdata[0],&senddata[0],sizeof(char)*recvsize[0]);
				INMOST_DATA_BIG_ENUM_TYPE offset = recvsize[0];
				for(int k = 1; k < size; k++)
Kirill Terekhov's avatar
Kirill Terekhov committed
1207
				{
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
					INMOST_DATA_BIG_ENUM_TYPE chunk, shift = 0;
					int it = 0; // for mpi tag
					while( shift != recvsize[k] )
					{
						MPI_Request req;
						chunk = std::min(static_cast<INMOST_DATA_BIG_ENUM_TYPE>(INT_MAX),recvsize[k] - shift);
						ierr = MPI_Irecv(&senddata[offset+shift],chunk,MPI_CHAR,k, k*1000 + it, GetCommunicator(), &req);
						if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
						requests.push_back(req);
						shift += chunk;
						it++;
						//TODO: remove temporary check
						if( it >= 1000 )
							std::cout << __FILE__ << ":" << __LINE__ << " too many iterations!!! " << it << " datasize " << recvsize[k] << std::endl;
					}
					offset += shift;
Kirill Terekhov's avatar
Kirill Terekhov committed
1224
1225
				}
			}
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
			else 
			{
				INMOST_DATA_BIG_ENUM_TYPE chunk, shift = 0;
				int it = 0; // for mpi tag
				while( shift != sendsize )
				{
					MPI_Request req;
					chunk = std::min(static_cast<INMOST_DATA_BIG_ENUM_TYPE>(INT_MAX),sendsize - shift);
					ierr = MPI_Isend(&senddata[shift],chunk,MPI_CHAR, 0, rank*1000 + it, GetCommunicator(), &req);
					if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
					requests.push_back(req);
					shift += chunk;
					it++;
					//TODO: remove temporary check
					if( it >= 1000 )
						std::cout << __FILE__ << ":" << __LINE__ << " too many iterations!!! " << it << " datasize " << sendsize << std::endl;
				}
			}
			if( !requests.empty() )
			{
				ierr = MPI_Waitall((int)requests.size(),&requests[0],MPI_STATUSES_IGNORE);
				if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
			}
			
Kirill Terekhov's avatar
Kirill Terekhov committed
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
			if( rank == 0 )
			{
				std::fstream output(file.c_str(),std::ios::out);
				output << "%%MatrixMarket matrix coordinate real general" << std::endl;
				output << "% matrix " << name << std::endl;
				output << "% is written by INMOST" << std::endl;
				output << "% by MPI_Gather* api and sequential write" << std::endl;
				output << matsize << " " << matsize << " " << nonzero << std::endl;
				output << recvdata;
			}
Kirill Terekhov's avatar
Kirill Terekhov committed
1260
#else
Kirill Terekhov's avatar
Kirill Terekhov committed
1261
1262
1263
1264
1265
1266
1267
			std::fstream output(file.c_str(),std::ios::out);
			output << "%%MatrixMarket matrix coordinate real general" << std::endl;
			output << "% matrix " << name << std::endl;
			output << "% is written by INMOST" << std::endl;
			output << "% by sequential write " << std::endl;
			output << matsize << " " << matsize << " " << nonzero << std::endl;
			output << mtx.rdbuf();
Kirill Terekhov's avatar
Kirill Terekhov committed
1268
#endif
1269
		}
Dmitry Bagaev's avatar
Dmitry Bagaev committed
1270

1271
1272
1273
1274
1275
1276
1277
		void Matrix::Swap(Matrix & other)
		{
			data.swap(other.data);
			name.swap(other.name);
			std::swap(comm,other.comm);
			std::swap(is_parallel,other.is_parallel);
		}
Dmitry Bagaev's avatar
Dmitry Bagaev committed
1278

Kirill Terekhov's avatar
Kirill Terekhov committed
1279
#if defined(USE_OMP)
1280
		bool LockService::HaveLocks() const
Kirill Terekhov's avatar
Kirill Terekhov committed
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
		{
			return !locks.empty();
		}
		bool LockService::Lock(INMOST_DATA_ENUM_TYPE row)
		{
			assert( !locks.empty() );
			omp_set_lock(&locks[row]);
			return true;
		}
		bool LockService::TestLock(INMOST_DATA_ENUM_TYPE row)
		{
			assert( !locks.empty() );
			if( omp_test_lock(&locks[row]) )
				return true;
			else
				return false;
		}
		bool LockService::UnLock(INMOST_DATA_ENUM_TYPE row)
		{
			assert( !locks.empty() );
			omp_unset_lock(&locks[row]);
			return true;
		}
		void LockService::SetInterval(INMOST_DATA_ENUM_TYPE beg, INMOST_DATA_ENUM_TYPE end)
		{
			if( !locks.empty() ) DestroyLocks();
			if( end != beg )
			{
				locks.set_interval_beg(beg);
				locks.set_interval_end(end);
				for(INMOST_DATA_ENUM_TYPE k = beg; k < end; ++k)
					omp_init_lock(&locks[k]);
			}
		}
		void LockService::DestroyLocks()
		{
			INMOST_DATA_ENUM_TYPE kbeg,kend;
			kbeg = locks.get_interval_beg();
			kend = locks.get_interval_end();
			for(INMOST_DATA_ENUM_TYPE k = kbeg; k < kend; ++k)
				omp_destroy_lock(&locks[k]);
		}
		INMOST_DATA_ENUM_TYPE  LockService::GetFirstIndex() const {return locks.get_interval_beg();}
		INMOST_DATA_ENUM_TYPE  LockService::GetLastIndex() const {return locks.get_interval_end();}
		bool LockService::Empty() const {return locks.empty();}
		void LockService::GetInterval(INMOST_DATA_ENUM_TYPE & start, INMOST_DATA_ENUM_TYPE & end) const {start = locks.get_interval_beg(); end = locks.get_interval_end();}
#else
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
		bool LockService::HaveLocks() const {return false;}
		bool LockService::Lock(INMOST_DATA_ENUM_TYPE row) {(void)row; return true;}
		bool LockService::TestLock(INMOST_DATA_ENUM_TYPE row) {(void)row; return true;}
		bool LockService::UnLock(INMOST_DATA_ENUM_TYPE row) {(void)row; return true;}
		void LockService::SetInterval(INMOST_DATA_ENUM_TYPE beg, INMOST_DATA_ENUM_TYPE end) {(void)beg; (void)end;}
		void LockService::DestroyLocks() {}
		INMOST_DATA_ENUM_TYPE  LockService::GetFirstIndex() const {return 0;}
		INMOST_DATA_ENUM_TYPE  LockService::GetLastIndex() const {return 0;}
		bool LockService::Empty() const {return true;}
		void LockService::GetInterval(INMOST_DATA_ENUM_TYPE & start, INMOST_DATA_ENUM_TYPE & end) const {start = 0; end = 0;}
Kirill Terekhov's avatar
Kirill Terekhov committed
1338
#endif
Dmitry Bagaev's avatar
Dmitry Bagaev committed
1339
1340


Kirill Terekhov's avatar
Kirill Terekhov committed
1341
////////class HessianMatrix
Dmitry Bagaev's avatar
Dmitry Bagaev committed
1342

1343
1344
1345
1346
1347
1348
1349
1350
1351
		void     HessianMatrix::Load(std::string file, INMOST_DATA_ENUM_TYPE mbeg, INMOST_DATA_ENUM_TYPE mend, std::string file_ord)
		{
			char str[16384];
			std::ifstream input(file.c_str());
			if( input.fail() ) throw -1;
			int state = 0, k;
			INMOST_DATA_ENUM_TYPE mat_size, max_lines, row, coli, colj, mat_block;
			INMOST_DATA_REAL_TYPE val;
			int size = 1, rank = 0;
Kirill Terekhov's avatar
Kirill Terekhov committed
1352
#if defined(USE_MPI)
1353
1354
1355
1356
1357
1358
1359
			int flag = 0;
			MPI_Initialized(&flag);
			if( flag && mend == ENUMUNDEF && mbeg == ENUMUNDEF )
			{
				MPI_Comm_rank(GetCommunicator(),&rank);
				MPI_Comm_size(GetCommunicator(),&size);
			}
Kirill Terekhov's avatar
Kirill Terekhov committed
1360
#endif
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
			int line = 0;
			while( !input.getline(str,16384).eof() )
			{
				line++;
				k = 0; while( isspace(str[k]) ) k++;
				//TODO: check for %%MatrixMarket hessian coordinate real general
				if( str[k] == '%' || str[k] == '\0' ) continue;
				std::istringstream istr(str+k);
				switch(state)
				{
					case 0:
						istr >> mat_size >> mat_size >> max_lines; state = 1;
						mat_block = mat_size/size;
						if( mbeg == ENUMUNDEF ) mbeg = rank*mat_block;
						if( mend == ENUMUNDEF )
						{
							if( rank == size-1 ) mend = mat_size;
							else mend = mbeg+mat_block;
						}
						SetInterval(mbeg,mend);
						//~ std::cout << rank << " my interval " << mbeg << ":" << mend << std::endl;
						break;
					case 1:
						istr >> row >> coli >> colj >> val;
						row--; coli--; colj--;
						if( row >= mbeg && row < mend ) data[row][HessianRow::make_index(coli,colj)] = val;
						break;
				}
			}
			int nonzero = 0;
			for(iterator it = Begin(); it != End(); ++it) nonzero += it->Size();
			//~ std::cout << rank << " total nonzero " << max_lines << " my nonzero " << nonzero << std::endl;
			input.close();
		}

		HessianMatrix::HessianMatrix(std::string _name, INMOST_DATA_ENUM_TYPE start, INMOST_DATA_ENUM_TYPE end, INMOST_MPI_Comm _comm)
				:data(start,end)
		{
			is_parallel = false;
			comm = _comm;
			SetInterval(start,end);
			name = _name;
		}

		HessianMatrix::HessianMatrix(const HessianMatrix & other) :data(other.data)
		{
			comm = other.comm;
			name = other.name;
		}


		HessianMatrix & HessianMatrix::operator =(HessianMatrix const & other)
		{
			comm = other.comm;
			data = other.data;
			name = other.name;
			return *this;
		}

		HessianMatrix::~HessianMatrix() {}

		void     HessianMatrix::Save(std::string file, const AnnotationService * text)
		{
			INMOST_DATA_ENUM_TYPE matsize = Size(), nonzero = 0, row = GetFirstIndex()+1;
			bool have_annotation = false;
			if( text && !text->Empty() )
			{
				if( text->GetFirstIndex() == GetFirstIndex() &&
					text->GetLastIndex() == GetLastIndex())
					have_annotation = true;
				else
				{
					std::cout << "Size of provided annotation (" << text->GetFirstIndex() << "," << text->GetLastIndex() << ")" << std::endl;
					std::cout << "differs from the size of the matrix (" << GetFirstIndex() << "," << GetLastIndex() << ")" << std::endl;
				}
			}
			for(iterator it = Begin(); it != End(); ++it) nonzero += it->Size();
Kirill Terekhov's avatar
Kirill Terekhov committed
1438
#if defined(USE_MPI)
1439
1440
1441
1442
1443
1444
1445
1446
1447
			int rank = 0, size = 1;
			{
				MPI_Comm_rank(GetCommunicator(),&rank);
				MPI_Comm_size(GetCommunicator(),&size);
				INMOST_DATA_ENUM_TYPE temp_two[2] = {matsize,nonzero}, two[2];
				MPI_Allreduce(temp_two,two,2,INMOST_MPI_DATA_ENUM_TYPE,MPI_SUM,GetCommunicator());
				matsize = two[0];
				nonzero = two[1];
			}
Kirill Terekhov's avatar
Kirill Terekhov committed
1448
#endif
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
			std::stringstream mtx(std::ios::in | std::ios::out);
			mtx << std::scientific;
			mtx.precision(15);
			for(INMOST_DATA_ENUM_TYPE k = GetFirstIndex(); k < GetLastIndex(); ++k)
			{
				if( have_annotation )
				{
					const std::string & str = text->GetAnnotation(k);
					if( !str.empty() ) mtx << "% " << str << "\n";
				}
				for(HessianRow::iterator jt = (*this)[k].Begin(); jt != (*this)[k].End(); ++jt)
					mtx << row << " " << jt->first.first+1 << " " << jt->first.second+1 << " " << jt->second << "\n";
				++row;
			}
Kirill Terekhov's avatar
Kirill Terekhov committed
1463
#if defined(USE_MPI) && defined(USE_MPI_FILE) // USE_MPI2?
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
			{
				int ierr;
				MPI_File fh;
				MPI_Status stat;
				ierr = MPI_File_open(GetCommunicator(),const_cast<char *>(file.c_str()), MPI_MODE_CREATE | MPI_MODE_DELETE_ON_CLOSE | MPI_MODE_WRONLY, MPI_INFO_NULL, &fh);
				if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
				ierr = MPI_File_close(&fh);
				if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
				ierr = MPI_File_open(GetCommunicator(),const_cast<char *>(file.c_str()),MPI_MODE_WRONLY | MPI_MODE_CREATE,MPI_INFO_NULL,&fh);
				if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
				if( rank == 0 )
				{
					std::stringstream header;
					header << "%%MatrixMarket hessian coordinate real general" << std::endl;
					header << "% matrix " << name << std::endl;
					header << "% is written by INMOST" << std::endl;
					header << "% by MPI_File_* api" << std::endl;
					header << matsize << " " << matsize << " " << nonzero << std::endl;
					//std::string header_data(header.str());
					ierr = MPI_File_write_shared(fh,const_cast<char *>(header.str().c_str()),static_cast<int>(header.str().size()),MPI_CHAR,&stat);
					if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
				}
				ierr = MPI_File_write_ordered(fh,const_cast<char *>(mtx.str().c_str()),static_cast<int>(mtx.str().size()),MPI_CHAR,&stat);
				if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
				ierr = MPI_File_close(&fh);
				if( ierr != MPI_SUCCESS ) MPI_Abort(GetCommunicator(),__LINE__);
			}
Kirill Terekhov's avatar
Kirill Terekhov committed
1491
#elif defined(USE_MPI)//USE_MPI alternative
1492
			std::string senddata = mtx.str(), recvdata;
Kirill Terekhov's avatar
Kirill Terekhov committed
1493
1494
1495
1496
1497
1498
			int sendsize = static_cast<int>(senddata.size());
			std::vector<int> recvsize(size), displ(size);
			MPI_Gather(&sendsize,1,MPI_INT,&recvsize[0],1,MPI_INT,0,GetCommunicator());
			if( rank == 0 )
			{
				int totsize = recvsize[0];
Dmitry Bagaev's avatar
Dmitry Bagaev committed
1499

Kirill Terekhov's avatar
Kirill Terekhov committed
1500
1501
1502
1503
1504
1505
1506
1507
1508