124 lines
2.3 KiB
C++
124 lines
2.3 KiB
C++
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#include <stdio.h>
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#include "vecdefs_GR.h" // modif GR
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#include "iotext.h"
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#include "Sortie.h"
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int writetxtfile_vec(const char *filename, const MV_Vector_double &A)
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{
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FILE *in_file;
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in_file = fopen(filename, "w");
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if (in_file == NULL)
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{
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fprintf(stderr,"Cannot open file: %s\n", filename );
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Sortie(1);
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}
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int N = A.size();
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for (int i=0; i<N; i++)
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{
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fprintf(in_file, "%g\n", A(i));
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}
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fclose(in_file);
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return 0;
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}
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int readtxtfile_vec(const char *filename, MV_Vector_double *Aptr)
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{
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FILE *in_file;
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char line[82];
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char *line_ptr;
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int count=0;
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double tmp;
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MV_Vector_double &A = *Aptr;
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in_file = fopen( filename, "r");
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if (in_file == NULL)
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{
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cerr << "Cannot open file: " << filename << endl;
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Sortie(1);
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}
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// one vector element per line
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while ( line_ptr = fgets(line, 82, in_file))
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if (sscanf(line_ptr, "%lg", &tmp) >= 1) count++;
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rewind(in_file);
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A.newsize(count);
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for (int i=0; i< count; i++)
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{
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if (fscanf(in_file, "%lg", &A(i)) < 1)
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{
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printf("Error reading %s\n", filename);
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Sortie(1);
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}
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}
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fclose(in_file);
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return 0;
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}
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int writetxtfile_vec(const char *filename, const MV_Vector_int &A)
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{
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FILE *in_file;
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in_file = fopen(filename, "w");
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if (in_file == NULL)
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{
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fprintf(stderr,"Cannot open file: %s\n", filename );
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Sortie(1);
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}
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int N = A.size();
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for (int i=0; i<N; i++)
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{
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fprintf(in_file, "%d\n", A(i));
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}
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fclose(in_file);
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return 0;
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}
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int readtxtfile_vec(const char *filename, MV_Vector_int *Aptr)
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{
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FILE *in_file;
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char line[82];
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char *line_ptr;
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int count=0;
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MV_Vector_int &A = *Aptr;
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int tmp;
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in_file = fopen( filename, "r");
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if (in_file == NULL)
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{
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cerr << "Cannot open file: " << filename << endl;
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Sortie(1);
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}
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// one vector element per line
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while ( line_ptr = fgets(line, 82, in_file))
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if (sscanf(line_ptr, "%d", &tmp) >= 1) count++;
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rewind(in_file);
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A.newsize(count);
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for (int i=0; i< count; i++)
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{
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if (fscanf(in_file, "%d", &A(i)) < 1)
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{
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printf("Error reading %s\n", filename);
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Sortie(1);
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}
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}
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fclose(in_file);
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return 0;
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}
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