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smu2ascii.c
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smu2ascii.c
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/******************************************************************************************
*
* smu2ascii: Read a .smu file and output it in ascii to standard output.
*
* Author: Gene Myers
* Date : November, 2023
*
********************************************************************************************/
#define SMAX 1000 // Max. value of CovA+CovB
#define FMAX 500 // Max. value of min(CovA,CovB)
#include <stdlib.h>
#include <stdio.h>
typedef long long int64;
int main(int argc, char *argv[])
{ FILE *f;
int64 **PLOT;
int i, a, nels;
f = fopen(argv[1],"r");
if (f == NULL)
{ fprintf(stderr,"cmu2ascii: Cannot open %s\n",argv[1]);
exit (1);
}
PLOT = malloc(sizeof(int64 *)*(SMAX+1));
if (PLOT == NULL)
{ fprintf(stderr,"cmu2ascii: Out of memory allocating smu array");
exit (1);
}
PLOT[0] = malloc(sizeof(int64)*(SMAX+1)*(FMAX+1));
if (PLOT[0] == NULL)
{ fprintf(stderr,"cmu2ascii: Out of memory allocating smu array");
exit (1);
}
for (a = 1; a <= SMAX; a++)
PLOT[a] = PLOT[a-1] + (FMAX+1);
nels = (SMAX+1)*(FMAX+1);
if (fread(PLOT[0],sizeof(int64),nels,f) != nels)
{ fprintf(stderr,"cmu2ascii: Not correct amount of data, really a .smu file?\n");
exit (1);
}
fclose(f);
printf("// %dx%d matrix, the i'th number in the j'th row give the number of hetmer pairs (a,b)",
SMAX,FMAX);
printf("// s.t. count(a)+count(b) = j+1 and min(count(a),count(b)) = i+1.");
for (a = 0; a <= SMAX; a++)
{ for (i = 0; i < FMAX; i++)
printf(" %lld",PLOT[a][i]);
printf("\n");
}
exit (0);
}