source: Sophya/trunk/SophyaProg/Tests/ovharr.cc@ 1726

Last change on this file since 1726 was 1726, checked in by ansari, 24 years ago

Ajout du programme de mesure d'overhead des classes, NDataBlock<T> TMatrix<T> , Reza 31/10/01
File size: 17.5 KB
RevLine 
[1726]1#include "machdefs.h"
2
3#include <math.h>
4#include <iostream.h>
5#include <fstream.h>
6
7#include "tarrinit.h"
8#include "array.h"
9#include "ctimer.h"
10#include "timing.h"
11
12
13// --------------------------------------------------------
14// Programme de mesure d'overhead, lie a l'utilisation des
15// classes, de NDataBlock et TArray en particulier
16// Attention, l'operateur * declare ds les classes
17// ci-dessous denote l'operation multiplication element
18// par element - Ceci n'est pas le cas pour les Tmatrix<T>
19// --------------------------------------------------------
20
21// --------
22
23// ---------------------------------------------------
24// Classe simple de matrice, utilisant les NDataBlock
25// ---------------------------------------------------
26
27template <class T>
28class SimpleMatrix : public AnyDataObj {
29public:
30 SimpleMatrix(sa_size_t nr, sa_size_t nc);
31 SimpleMatrix(const SimpleMatrix<T> & m);
32 SimpleMatrix(const SimpleMatrix<T> & m, bool share);
33 virtual ~SimpleMatrix();
34
35 virtual SimpleMatrix<T>& Set(const SimpleMatrix<T> & a);
36 inline SimpleMatrix<T>& operator = (const SimpleMatrix<T> & a)
37 { return Set(a); }
38
39 inline T operator()(int r, int c) const
40 { return data_(r*ncol_+c); }
41 inline T& operator()(int r, int c)
42 { return data_(r*ncol_+c); }
43
44 inline sa_size_t NRows() const {return nrow_; }
45 inline sa_size_t NCols() const {return ncol_; }
46
47 SimpleMatrix<T>& AddElt(const SimpleMatrix<T> & b);
48 SimpleMatrix<T>& MulElt(const SimpleMatrix<T> & b);
49
50protected:
51 sa_size_t ncol_ , nrow_;
52 NDataBlock<T> data_;
53};
54
55template <class T>
56inline SimpleMatrix<T> operator + (const SimpleMatrix<T>& a,
57 const SimpleMatrix<T>& b)
58{
59 SimpleMatrix<T> ret(a, false);
60 return(ret.AddElt(b));
61}
62
63template <class T>
64inline SimpleMatrix<T> operator * (const SimpleMatrix<T>& a,
65 const SimpleMatrix<T>& b)
66{
67 SimpleMatrix<T> ret(a, false);
68 return(ret.MulElt(b));
69}
70
71template <class T>
72SimpleMatrix<T>::SimpleMatrix(sa_size_t nr, sa_size_t nc)
73 : nrow_(nr), ncol_(nc), data_(nr*nc)
74{
75}
76
77template <class T>
78SimpleMatrix<T>::SimpleMatrix(const SimpleMatrix & m)
79 : nrow_(m.nrow_), ncol_(m.ncol_), data_(m.data_)
80{
81}
82
83template <class T>
84SimpleMatrix<T>::SimpleMatrix(const SimpleMatrix & m, bool share)
85 : nrow_(m.nrow_), ncol_(m.ncol_), data_(m.data_, share)
86{
87}
88
89template <class T>
90SimpleMatrix<T>::~SimpleMatrix()
91{
92}
93
94template <class T>
95SimpleMatrix<T>& SimpleMatrix<T>::Set(const SimpleMatrix & b)
96{
97 if ((nrow_ != b.nrow_) || (ncol_ != b.ncol_))
98 throw(SzMismatchError("SimpleMatrix::Set() Size(a) != Size(b)"));
99 data_ = b.data_;
100 return(*this);
101}
102
103template <class T>
104SimpleMatrix<T>& SimpleMatrix<T>::AddElt(const SimpleMatrix & b)
105{
106 if ((nrow_ != b.nrow_) || (ncol_ != b.ncol_))
107 throw(SzMismatchError("SimpleMatrix::AddElt() Size(a) != Size(b)"));
108 data_ += b.data_;
109 return(*this);
110}
111
112template <class T>
113SimpleMatrix<T>& SimpleMatrix<T>::MulElt(const SimpleMatrix & b)
114{
115 if ((nrow_ != b.nrow_) || (ncol_ != b.ncol_))
116 throw(SzMismatchError("SimpleMatrix::MulElt() Size(a) != Size(b)"));
117 data_ *= b.data_;
118 return(*this);
119}
120
121
122
123// -------------------------------------------------
124// Classe simple de matrice nxm , avec new double
125// -------------------------------------------------
126
127class VerySimpleMatrix {
128public:
129 VerySimpleMatrix(int nr, int nc, bool zero=true);
130 VerySimpleMatrix(const VerySimpleMatrix & m);
131 virtual ~VerySimpleMatrix();
132
133 virtual VerySimpleMatrix& Set(const VerySimpleMatrix & a);
134 inline VerySimpleMatrix& operator = (const VerySimpleMatrix & a)
135 { return Set(a); }
136
137
138 inline double operator()(int r, int c) const
139 { return a_[r*ncol_+c]; }
140 inline double& operator()(int r, int c)
141 { return a_[r*ncol_+c]; }
142
143 inline int NRows() const {return nrow_; }
144 inline int NCols() const {return ncol_; }
145
146 VerySimpleMatrix& AddElt(const VerySimpleMatrix & b);
147 VerySimpleMatrix& MulElt(const VerySimpleMatrix & b);
148
149protected:
150 int ncol_ , nrow_;
151 double* a_;
152};
153
154inline
155VerySimpleMatrix operator + (const VerySimpleMatrix& a, const VerySimpleMatrix& b)
156{
157 VerySimpleMatrix ret(a);
158 return(ret.AddElt(b));
159}
160
161inline
162VerySimpleMatrix operator * (const VerySimpleMatrix& a, const VerySimpleMatrix& b)
163{
164 VerySimpleMatrix ret(a);
165 return(ret.MulElt(b));
166}
167
168
169VerySimpleMatrix::VerySimpleMatrix(int nr, int nc, bool zero)
170{
171 nrow_ = nr; ncol_ = nc;
172 int l = nrow_ * ncol_;
173 a_ = new double[l];
174 if (zero)
175 for(int i=0; i<l; i++) a_[i] = 0.;
176}
177
178VerySimpleMatrix::VerySimpleMatrix(const VerySimpleMatrix & m)
179{
180 nrow_ = m.nrow_; ncol_ = m.ncol_;
181 a_ = new double[nrow_ * ncol_];
182 for(int i=0; i<nrow_ * ncol_; i++)
183 a_[i] = m.a_[i];
184}
185
186VerySimpleMatrix::~VerySimpleMatrix()
187{
188 delete[] a_;
189}
190
191
192VerySimpleMatrix& VerySimpleMatrix::Set(const VerySimpleMatrix & b)
193{
194 if ((nrow_ != b.nrow_) || (ncol_ != b.ncol_))
195 throw(SzMismatchError("VerySimpleMatrix::Set Size(a) != Size(b)"));
196 for(int i=0; i<nrow_ * ncol_; i++)
197 a_[i] = b.a_[i];
198 return(*this);
199}
200
201VerySimpleMatrix& VerySimpleMatrix::AddElt(const VerySimpleMatrix & b)
202{
203 if ((nrow_ != b.nrow_) || (ncol_ != b.ncol_))
204 throw(SzMismatchError("VerySimpleMatrix::AddElt() Size(a) != Size(b)"));
205 for(int i=0; i<nrow_ * ncol_; i++)
206 a_[i] += b.a_[i];
207 return(*this);
208}
209
210VerySimpleMatrix& VerySimpleMatrix::MulElt(const VerySimpleMatrix & b)
211{
212 if ((nrow_ != b.nrow_) || (ncol_ != b.ncol_))
213 throw(SzMismatchError("VerySimpleMatrix::MulElt() Size(a) != Size(b)"));
214 for(int i=0; i<nrow_ * ncol_; i++)
215 a_[i] += b.a_[i];
216 return(*this);
217}
218
219
220//--------------------------------------------------------
221// classe template de matrice NxM
222//--------------------------------------------------------
223
224template <class T, int L, int C>
225class SmallMatrix {
226public:
227 SmallMatrix() { }
228 SmallMatrix(const SmallMatrix<T,L,C> & m)
229 { for(int i=0; i<L*C; i++) data_[i] = m.data_[i]; }
230
231 virtual ~SmallMatrix() { }
232
233 inline SmallMatrix<T,L,C>& Set(const SmallMatrix<T,L,C> & m)
234 { for(int i=0; i<L*C; i++) data_[i] = m.data_[i]; return (*this); }
235 inline SmallMatrix<T,L,C>& operator = (const SmallMatrix<T,L,C>& a)
236 { return Set(a); }
237
238
239
240 inline T operator()(int r, int c) const
241 { return data_[r*C+c]; }
242 inline T& operator()(int r, int c)
243 { return data_[r*C+c]; }
244
245 inline int NRows() const {return L; }
246 inline int NCols() const {return C; }
247
248 inline SmallMatrix<T,L,C> & AddElt(const SmallMatrix<T,L,C> & m)
249 { for(int i=0; i<L*C; i++) data_[i] += m.data_[i]; return (*this); }
250
251 inline SmallMatrix<T,L,C> & MulElt(const SmallMatrix<T,L,C> & m)
252 { for(int i=0; i<L*C; i++) data_[i] *= m.data_[i]; return (*this); }
253
254protected:
255 T data_[L*C];
256};
257
258template <class T, int L, int C>
259inline SmallMatrix<T,L,C>
260 operator + (const SmallMatrix<T,L,C>& a, const SmallMatrix<T,L,C>& b)
261 { SmallMatrix<T,L,C> ret(a); return(ret.AddElt(b)); }
262
263template <class T, int L, int C>
264inline SmallMatrix<T,L,C>
265 operator * (const SmallMatrix<T,L,C>& a, const SmallMatrix<T,L,C>& b)
266 { SmallMatrix<T,L,C> ret(a); return(ret.MulElt(b)); }
267
268
269// -------------------------------------------------------
270// Classe simple de matrice 2x2 - sans allocation memoire
271// -------------------------------------------------------
272
273class VerySimpleMatrix2x2 {
274public:
275 inline VerySimpleMatrix2x2() { }
276 inline VerySimpleMatrix2x2(const VerySimpleMatrix2x2 & m)
277 { for(int i=0; i<4; i++) a_[i] = m.a_[i]; }
278
279 inline ~VerySimpleMatrix2x2() { }
280
281 inline VerySimpleMatrix2x2& Set(const VerySimpleMatrix2x2 & m)
282 { for(int i=0; i<4; i++) a_[i] = m.a_[i]; return (*this); }
283 inline VerySimpleMatrix2x2& operator = (const VerySimpleMatrix2x2 & a)
284 { return Set(a); }
285
286 inline double operator()(int r, int c) const
287 { return a_[r*2+c]; }
288 inline double& operator()(int r, int c)
289 { return a_[r*2+c]; }
290
291 inline int NRows() const {return 2; }
292 inline int NCols() const {return 2; }
293
294 inline VerySimpleMatrix2x2& AddElt(const VerySimpleMatrix2x2 & m)
295 { for(int i=0; i<4; i++) a_[i] += m.a_[i]; return (*this); }
296 inline VerySimpleMatrix2x2& MulElt(const VerySimpleMatrix2x2 & m)
297 { for(int i=0; i<4; i++) a_[i] *= m.a_[i]; return (*this); }
298
299protected:
300 double a_[4];
301};
302
303inline VerySimpleMatrix2x2 operator + (const VerySimpleMatrix2x2& a, const VerySimpleMatrix2x2& b)
304 { VerySimpleMatrix2x2 ret(a); return(ret.AddElt(b)); }
305
306inline VerySimpleMatrix2x2 operator * (const VerySimpleMatrix2x2& a, const VerySimpleMatrix2x2& b)
307 { VerySimpleMatrix2x2 ret(a); return(ret.MulElt(b)); }
308
309// ------------------------------------------------------------
310// programme de test
311// Appel: ovharr NLoop [NRow NCol]
312// NRow = 0 ou NCol = 0 --> test 2x2 only
313// ------------------------------------------------------------
314
315void add_double_n(int n, double* x1, double* x2, double* x3);
316void mul_double_n(int n, double* x1, double* x2, double* x3);
317
318int main(int narg, char* arg[])
319{
320
321 SophyaInit();
322 InitTim(); // Initializing the CPU timer
323
324 if (narg < 2) {
325 cout << " Missing argument/ Usage: ovharr NLoop [NRow NCol] \n "
326 << " NRow==0 OR NCol==0 ---> Test 2x2 only \n " << endl;
327 exit(1);
328 }
329 int i,j,k;
330 char buff[128];
331 int N = atoi(arg[1]);
332 int nrow = 2;
333 int ncol = 2;
334
335 if (narg > 2) nrow = atoi(arg[2]);
336 if (narg > 3) ncol = atoi(arg[3]);
337
338 bool fgall = true;
339 if ((nrow == 0) || (ncol == 0)) fgall = false;
340
341 cout << " ovharr/ Testing TArray overhead - NLoop = " << N
342 << " NRow=" << nrow << " NCol= " << ncol << endl;
343 try {
344
345 if (fgall) {
346 cout << "1) ------ Overhead using TMatrix<T> ------" << endl;
347 Timer tm("Overhead:TMatrix<T>");
348 for(k=0; k<N; k++) {
349 Matrix * m1 = new Matrix(nrow, ncol);
350 Matrix * m2 = new Matrix(nrow, ncol);
351 Matrix * m3 = new Matrix(nrow, ncol);
352 for(i=0; i<nrow; i++)
353 for(j=0; j<ncol; j++) {
354 (*m1)(i,j) = k*300+10.*i+j;
355 (*m2)(i,j) = k*550+20.*i+2.*j;
356 }
357 *m3 = *m1 + *m2;
358 // m4 = m1*m2 est une multiplication de matrice avec les TMatrix<T>
359 Matrix * m4 = new Matrix(*m1);
360 m4->MulElt(*m2);
361
362 delete m1;
363 delete m2;
364 delete m3;
365 delete m4;
366 // if (k%(N/10) == 0) {
367 // sprintf(buff, "ovharr: Iteration k= %d ",k);
368 // PrtTim(buff);
369 // }
370 }
371 }
372
373 if (fgall) {
374 cout << "2) ------ Overhead using TMatrix<T> No new ------" << endl;
375 Timer tm("Overhead:TMatrix<T> No new");
376 for(k=0; k<N; k++) {
377 Matrix m1(nrow, ncol);
378 Matrix m2(nrow, ncol);
379 for(i=0; i<nrow; i++)
380 for(j=0; j<ncol; j++) {
381 m1(i,j) = k*300+10.*i+j;
382 m2(i,j) = k*550+20.*i+2.*j;
383 }
384 Matrix m3 = m1 + m2;
385 Matrix m4(m1);
386 m4.MulElt(m2);
387 }
388 }
389
390 if (fgall) {
391 cout << "3) ------ Overhead using SimpleMatrix<r_8> ------" << endl;
392 Timer tm("Overhead:SimpleMatrix<r_8>");
393 for(k=0; k<N; k++) {
394 SimpleMatrix<r_8> * m1 = new SimpleMatrix<r_8>(nrow, ncol);
395 SimpleMatrix<r_8> * m2 = new SimpleMatrix<r_8>(nrow, ncol);
396 SimpleMatrix<r_8> * m3 = new SimpleMatrix<r_8>(nrow, ncol);
397 SimpleMatrix<r_8> * m4 = new SimpleMatrix<r_8>(nrow, ncol);
398 for(i=0; i<nrow; i++)
399 for(j=0; j<ncol; j++) {
400 (*m1)(i,j) = k*300+10.*i+j;
401 (*m2)(i,j) = k*550+20.*i+2.*j;
402 }
403 *m3 = *m1 + *m2;
404 *m4 = *m1 * *m2;
405 delete m1;
406 delete m2;
407 delete m3;
408 delete m4;
409 }
410 }
411
412 if (fgall) {
413 cout << "4) ---- Overhead using SimpleMatrix<r_8> NO new ----" << endl;
414 Timer tm("Overhead:SimpleMatrix<r_8> NO new");
415 for(k=0; k<N; k++) {
416 SimpleMatrix<r_8> m1(nrow, ncol);
417 SimpleMatrix<r_8> m2(nrow, ncol);
418 for(i=0; i<nrow; i++)
419 for(j=0; j<ncol; j++) {
420 m1(i,j) = k*300+10.*i+j;
421 m2(i,j) = k*550+20.*i+2.*j;
422 }
423 SimpleMatrix<r_8> m3 = m1 + m2;
424 SimpleMatrix<r_8> m4 = m1 * m2;
425 }
426 }
427
428 if (fgall) {
429 cout << "5) ---- Overhead using VerySimpleMatrix( , , zero=true) ----" << endl;
430 Timer tm("Overhead:VerySimpleMatrix( , , zero=true)");
431 for(k=0; k<N; k++) {
432 VerySimpleMatrix * m1 = new VerySimpleMatrix(nrow, ncol, true);
433 VerySimpleMatrix * m2 = new VerySimpleMatrix(nrow, ncol, true);
434 VerySimpleMatrix * m3 = new VerySimpleMatrix(nrow, ncol, true);
435 VerySimpleMatrix * m4 = new VerySimpleMatrix(nrow, ncol, true);
436 for(i=0; i<nrow; i++)
437 for(j=0; j<ncol; j++) {
438 (*m1)(i,j) = k*300+10.*i+j;
439 (*m2)(i,j) = k*550+20.*i+2.*j;
440 }
441 *m3 = *m1 + *m2;
442 *m4 = *m1 * *m2;
443 delete m1;
444 delete m2;
445 delete m3;
446 delete m4;
447 }
448 }
449
450 if (fgall) {
451 cout << "6) ---- Overhead using VerySimpleMatrix( , , zero=false) ----" << endl;
452 Timer tm("Overhead:VerySimpleMatrix( , , zero=true)");
453 for(k=0; k<N; k++) {
454 VerySimpleMatrix * m1 = new VerySimpleMatrix(nrow, ncol, false);
455 VerySimpleMatrix * m2 = new VerySimpleMatrix(nrow, ncol, false);
456 VerySimpleMatrix * m3 = new VerySimpleMatrix(nrow, ncol, false);
457 VerySimpleMatrix * m4 = new VerySimpleMatrix(nrow, ncol, false);
458 for(i=0; i<nrow; i++)
459 for(j=0; j<ncol; j++) {
460 (*m1)(i,j) = k*300+10.*i+j;
461 (*m2)(i,j) = k*550+20.*i+2.*j;
462 }
463 *m3 = *m1 + *m2;
464 *m4 = *m1 * *m2;
465 delete m1;
466 delete m2;
467 delete m3;
468 delete m4;
469 }
470 }
471
472 if (fgall) {
473 cout << "7) ---- Overhead using VerySimpleMatrix( , , zero=false) NO new ----" << endl;
474 Timer tm("Overhead:VerySimpleMatrix( , , zero=true) NO new");
475 for(k=0; k<N; k++) {
476 VerySimpleMatrix m1(nrow, ncol, false);
477 VerySimpleMatrix m2(nrow, ncol, false);
478 for(i=0; i<nrow; i++)
479 for(j=0; j<ncol; j++) {
480 m1(i,j) = k*300+10.*i+j;
481 m2(i,j) = k*550+20.*i+2.*j;
482 }
483 VerySimpleMatrix m3 = m1 + m2;
484 VerySimpleMatrix m4 = m1 * m2;
485 }
486 }
487
488 if (fgall) {
489 cout << "8) ---- Overhead using new double[nrow*ncol] ----" << endl;
490 Timer tm("Overhead:new double[nrow*ncol]");
491 for(k=0; k<N; k++) {
492 int l = nrow*ncol;
493 double* m1 = new double[l];
494 double* m2 = new double[l];
495 double* m3 = new double[l];
496 double* m4 = new double[l];
497 for(i=0; i<nrow; i++)
498 for(j=0; j<ncol; j++) {
499 m1[i*ncol+j] = k*300+10.*i+j;
500 m2[i*ncol+j] = k*550+20.*i+2.*j;
501 }
502 for(i=0; i<l; i++) m3[i] = m1[i] + m2[i];
503 for(i=0; i<l; i++) m3[i] = m4[i] * m2[i];
504 delete[] m1;
505 delete[] m2;
506 delete[] m3;
507 delete[] m4;
508 }
509 }
510
511
512 {
513 cout << "9) ---- Overhead using SmallMatrix<r_8,4,5> No new ----" << endl;
514 Timer tm("Overhead:SmallMatrix<r_8,4,5> No new ");
515 for(k=0; k<N; k++) {
516 SmallMatrix<r_8,4,5> m1,m2;
517 for(i=0; i<4; i++)
518 for(j=0; j<5; j++) {
519 m1(i,j) = k*300+10.*i+j;
520 m2(i,j) = k*550+20.*i+2.*j;
521 }
522 SmallMatrix<r_8,4,5> m3 = m1 + m2;
523 SmallMatrix<r_8,4,5> m4 = m1 * m2;
524 }
525 }
526
527 {
528 cout << "10) ---- Overhead using SmallMatrix<r_8,2,2> No new ----" << endl;
529 Timer tm("Overhead:SmallMatrix<r_8,2,2> No new");
530 for(k=0; k<N; k++) {
531 SmallMatrix<r_8,2,2> m1,m2;
532 for(i=0; i<2; i++)
533 for(j=0; j<2; j++) {
534 m1(i,j) = k*300+10.*i+j;
535 m2(i,j) = k*550+20.*i+2.*j;
536 }
537 SmallMatrix<r_8,2,2>m3 = m1 + m2;
538 SmallMatrix<r_8,2,2>m4 = m1 * m2;
539 }
540 }
541
542
543 {
544 cout << "11) ---- Overhead using VerySimpleMatrix2x2 ----" << endl;
545 Timer tm("Overhead:VerySimpleMatrix2x2");
546 for(k=0; k<N; k++) {
547 VerySimpleMatrix2x2 * m1 = new VerySimpleMatrix2x2();
548 VerySimpleMatrix2x2 * m2 = new VerySimpleMatrix2x2();
549 VerySimpleMatrix2x2 * m3 = new VerySimpleMatrix2x2();
550 VerySimpleMatrix2x2 * m4 = new VerySimpleMatrix2x2();
551 for(i=0; i<2; i++)
552 for(j=0; j<2; j++) {
553 (*m1)(i,j) = k*300+10.*i+j;
554 (*m2)(i,j) = k*550+20.*i+2.*j;
555 }
556 *m3 = *m1 + *m2;
557 *m4 = *m1 * *m2;
558 delete m1;
559 delete m2;
560 delete m3;
561 delete m4;
562 }
563 }
564
565 {
566 cout << "12) ---- Overhead using VerySimpleMatrix2x2 NO new ----" << endl;
567 Timer tm("Overhead:VerySimpleMatrix2x2 NO new");
568 for(k=0; k<N; k++) {
569 VerySimpleMatrix2x2 m1,m2;
570 for(i=0; i<2; i++)
571 for(j=0; j<2; j++) {
572 m1(i,j) = k*300+10.*i+j;
573 m2(i,j) = k*550+20.*i+2.*j;
574 }
575 VerySimpleMatrix2x2 m3 = m1+m2;
576 VerySimpleMatrix2x2 m4 = m1*m2;
577 }
578 }
579
580
581 {
582 cout << "13) ---- Overhead using double a[4] + function call ----" << endl;
583 Timer tm("Overhead:double a[4]");
584 for(k=0; k<N; k++) {
585 double m1[4], m2[4], m3[4], m4[4];
586 for(i=0; i<2; i++)
587 for(j=0; j<2; j++) {
588 m1[i*2+j] = k*300+10.*i+j;
589 m2[i*2+j] = k*550+20.*i+2.*j;
590 }
591 add_double_n(4, m1, m2, m3);
592 mul_double_n(4, m1, m2, m4);
593 }
594 }
595
596 {
597 cout << "14) ---- Overhead a3[4] = a1[4]+a2[4] ----" << endl;
598 Timer tm("Overhead:double a[4]");
599 for(k=0; k<N; k++) {
600 double m1[4], m2[4], m3[4], m4[4];
601 for(i=0; i<2; i++)
602 for(j=0; j<2; j++) {
603 m1[i*2+j] = k*300+10.*i+j;
604 m2[i*2+j] = k*550+20.*i+2.*j;
605 }
606 for(i=0; i<4; i++) m3[i] = m1[i] + m2[i];
607 for(i=0; i<4; i++) m4[i] = m1[i] * m2[i];
608 }
609 }
610
611
612 }
613 catch (PThrowable exc) {
614 cerr << " catched Exception " << exc.Msg() << endl;
615 }
616 catch (...) {
617 cerr << " catched unknown (...) exception " << endl;
618 }
619
620 cout << "\n --------------------------------------------------------" << endl;
621 PrtTim("--- End of ovharr ---");
622 cout << " --------------- END of ovharr programme -------------- " << endl;
623}
624
625/* Fonction pour ajouter deux tableaux */
626void add_double_n(int n, double* x1, double* x2, double* x3)
627{
628 if (n < 1)
629 throw(SzMismatchError("add_double_n : n<1 !"));
630 for(int i=0; i<n; i++) x3[i] = x1[i] + x2[i];
631 return;
632}
633/* Fonction pour multiplier deux tableaux */
634void mul_double_n(int n, double* x1, double* x2, double* x3)
635{
636 if (n < 1)
637 throw(SzMismatchError("mul_double_n : n<1 !"));
638 for(int i=0; i<n; i++) x3[i] = x1[i] * x2[i];
639 return;
640}
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