?? nrutil.c
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float *vector(nl,nh)long nh,nl;/* allocate a float vector with subscript range v[nl..nh] */{ float *v; v=(float *)malloc((unsigned int) ((nh-nl+1+NR_END)*sizeof(float))); if (!v) nrerror("allocation failure in vector()"); return v-nl+NR_END;}int *ivector(nl,nh)long nh,nl;/* allocate an int vector with subscript range v[nl..nh] */{ int *v; v=(int *)malloc((unsigned int) ((nh-nl+1+NR_END)*sizeof(int))); if (!v) nrerror("allocation failure in ivector()"); return v-nl+NR_END;}unsigned char *cvector(nl,nh)long nh,nl;/* allocate an unsigned char vector with subscript range v[nl..nh] */{ unsigned char *v; v=(unsigned char *)malloc((unsigned int) ((nh-nl+1+NR_END)*sizeof(unsigned char))); if (!v) nrerror("allocation failure in cvector()"); return v-nl+NR_END;}unsigned long *lvector(nl,nh)long nh,nl;/* allocate an unsigned long vector with subscript range v[nl..nh] */{ unsigned long *v; v=(unsigned long *)malloc((unsigned int) ((nh-nl+1+NR_END)*sizeof(long))); if (!v) nrerror("allocation failure in lvector()"); return v-nl+NR_END;}double *dvector(nl,nh)long nh,nl;/* allocate a double vector with subscript range v[nl..nh] */{ double *v; v=(double *)malloc((unsigned int) ((nh-nl+1+NR_END)*sizeof(double))); if (!v) nrerror("allocation failure in dvector()"); return v-nl+NR_END;}float **matrix(nrl,nrh,ncl,nch)long nch,ncl,nrh,nrl;/* allocate a float matrix with subscript range m[nrl..nrh][ncl..nch] */{ long i, nrow=nrh-nrl+1,ncol=nch-ncl+1; float **m; /* allocate pointers to rows */ m=(float **) malloc((unsigned int)((nrow+NR_END)*sizeof(float*))); if (!m) nrerror("allocation failure 1 in matrix()"); m += NR_END; m -= nrl; /* allocate rows and set pointers to them */ m[nrl]=(float *) malloc((unsigned int)((nrow*ncol+NR_END)*sizeof(float))); if (!m[nrl]) nrerror("allocation failure 2 in matrix()"); m[nrl] += NR_END; m[nrl] -= ncl; for(i=nrl+1;i<=nrh;i++) m[i]=m[i-1]+ncol; /* return pointer to array of pointers to rows */ return m;}double **dmatrix(nrl,nrh,ncl,nch)long nch,ncl,nrh,nrl;/* allocate a double matrix with subscript range m[nrl..nrh][ncl..nch] */{ long i, nrow=nrh-nrl+1,ncol=nch-ncl+1; double **m; /* allocate pointers to rows */ m=(double **) malloc((unsigned int)((nrow+NR_END)*sizeof(double*))); if (!m) nrerror("allocation failure 1 in matrix()"); m += NR_END; m -= nrl; /* allocate rows and set pointers to them */ m[nrl]=(double *) malloc((unsigned int)((nrow*ncol+NR_END)*sizeof(double))); if (!m[nrl]) nrerror("allocation failure 2 in matrix()"); m[nrl] += NR_END; m[nrl] -= ncl; for(i=nrl+1;i<=nrh;i++) m[i]=m[i-1]+ncol; /* return pointer to array of pointers to rows */ return m;}int **imatrix(nrl,nrh,ncl,nch)long nch,ncl,nrh,nrl;/* allocate a int matrix with subscript range m[nrl..nrh][ncl..nch] */{ long i, nrow=nrh-nrl+1,ncol=nch-ncl+1; int **m; /* allocate pointers to rows */ m=(int **) malloc((unsigned int)((nrow+NR_END)*sizeof(int*))); if (!m) nrerror("allocation failure 1 in matrix()"); m += NR_END; m -= nrl; /* allocate rows and set pointers to them */ m[nrl]=(int *) malloc((unsigned int)((nrow*ncol+NR_END)*sizeof(int))); if (!m[nrl]) nrerror("allocation failure 2 in matrix()"); m[nrl] += NR_END; m[nrl] -= ncl; for(i=nrl+1;i<=nrh;i++) m[i]=m[i-1]+ncol; /* return pointer to array of pointers to rows */ return m;}float **submatrix(a,oldrl,oldrh,oldcl,oldch,newrl,newcl)float **a;long newcl,newrl,oldch,oldcl,oldrh,oldrl;/* point a submatrix [newrl..][newcl..] to a[oldrl..oldrh][oldcl..oldch] */{ long i,j,nrow=oldrh-oldrl+1,ncol=oldcl-newcl; float **m; /* allocate array of pointers to rows */ m=(float **) malloc((unsigned int) ((nrow+NR_END)*sizeof(float*))); if (!m) nrerror("allocation failure in submatrix()"); m += NR_END; m -= newrl; /* set pointers to rows */ for(i=oldrl,j=newrl;i<=oldrh;i++,j++) m[j]=a[i]+ncol; /* return pointer to array of pointers to rows */ return m;}float **convert_matrix(a,nrl,nrh,ncl,nch)float *a;long nch,ncl,nrh,nrl;/* allocate a float matrix m[nrl..nrh][ncl..nch] that points to the matrixdeclared in the standard C manner as a[nrow][ncol], where nrow=nrh-nrl+1and ncol=nch-ncl+1. The routine should be called with the address&a[0][0] as the first argument. */{ long i,j,nrow=nrh-nrl+1,ncol=nch-ncl+1; float **m; /* allocate pointers to rows */ m=(float **) malloc((unsigned int) ((nrow+NR_END)*sizeof(float*))); if (!m) nrerror("allocation failure in convert_matrix()"); m += NR_END; m -= nrl; /* set pointers to rows */ m[nrl]=a-ncl; for(i=1,j=nrl+1;i<nrow;i++,j++) m[j]=m[j-1]+ncol; /* return pointer to array of pointers to rows */ return m;}float ***f3tensor(nrl,nrh,ncl,nch,ndl,ndh)long nch,ncl,ndh,ndl,nrh,nrl;/* allocate a float 3tensor with range t[nrl..nrh][ncl..nch][ndl..ndh] */{ long i,j,nrow=nrh-nrl+1,ncol=nch-ncl+1,ndep=ndh-ndl+1; float ***t; /* allocate pointers to pointers to rows */ t=(float ***) malloc((unsigned int)((nrow+NR_END)*sizeof(float**))); if (!t) nrerror("allocation failure 1 in f3tensor()"); t += NR_END; t -= nrl; /* allocate pointers to rows and set pointers to them */ t[nrl]=(float **) malloc((unsigned int)((nrow*ncol+NR_END)*sizeof(float*))); if (!t[nrl]) nrerror("allocation failure 2 in f3tensor()"); t[nrl] += NR_END; t[nrl] -= ncl; /* allocate rows and set pointers to them */ t[nrl][ncl]=(float *) malloc((unsigned int)((nrow*ncol*ndep+NR_END)*sizeof(float))); if (!t[nrl][ncl]) nrerror("allocation failure 3 in f3tensor()"); t[nrl][ncl] += NR_END; t[nrl][ncl] -= ndl; for(j=ncl+1;j<=nch;j++) t[nrl][j]=t[nrl][j-1]+ndep; for(i=nrl+1;i<=nrh;i++) { t[i]=t[i-1]+ncol; t[i][ncl]=t[i-1][ncl]+ncol*ndep; for(j=ncl+1;j<=nch;j++) t[i][j]=t[i][j-1]+ndep; } /* return pointer to array of pointers to rows */ return t;}void free_vector(v,nl,nh)float *v;long nh,nl;/* free a float vector allocated with vector() */{ free((FREE_ARG) (v+nl-NR_END));}void free_ivector(v,nl,nh)int *v;long nh,nl;/* free an int vector allocated with ivector() */{ free((FREE_ARG) (v+nl-NR_END));}void free_cvector(v,nl,nh)long nh,nl;unsigned char *v;/* free an unsigned char vector allocated with cvector() */{ free((FREE_ARG) (v+nl-NR_END));}void free_lvector(v,nl,nh)long nh,nl;unsigned long *v;/* free an unsigned long vector allocated with lvector() */{ free((FREE_ARG) (v+nl-NR_END));}void free_dvector(v,nl,nh)double *v;long nh,nl;/* free a double vector allocated with dvector() */{ free((FREE_ARG) (v+nl-NR_END));}void free_matrix(m,nrl,nrh,ncl,nch)float **m;long nch,ncl,nrh,nrl;/* free a float matrix allocated by matrix() */{ free((FREE_ARG) (m[nrl]+ncl-NR_END)); free((FREE_ARG) (m+nrl-NR_END));}void free_dmatrix(m,nrl,nrh,ncl,nch)double **m;long nch,ncl,nrh,nrl;/* free a double matrix allocated by dmatrix() */{ free((FREE_ARG) (m[nrl]+ncl-NR_END)); free((FREE_ARG) (m+nrl-NR_END));}void free_imatrix(m,nrl,nrh,ncl,nch)int **m;long nch,ncl,nrh,nrl;/* free an int matrix allocated by imatrix() */{ free((FREE_ARG) (m[nrl]+ncl-NR_END)); free((FREE_ARG) (m+nrl-NR_END));}void free_submatrix(b,nrl,nrh,ncl,nch)float **b;long nch,ncl,nrh,nrl;/* free a submatrix allocated by submatrix() */{ free((FREE_ARG) (b+nrl-NR_END));}void free_convert_matrix(b,nrl,nrh,ncl,nch)float **b;long nch,ncl,nrh,nrl;/* free a matrix allocated by convert_matrix() */{ free((FREE_ARG) (b+nrl-NR_END));}void free_f3tensor(t,nrl,nrh,ncl,nch,ndl,ndh)float ***t;long nch,ncl,ndh,ndl,nrh,nrl;/* free a float f3tensor allocated by f3tensor() */{ free((FREE_ARG) (t[nrl][ncl]+ndl-NR_END)); free((FREE_ARG) (t[nrl]+ncl-NR_END)); free((FREE_ARG) (t+nrl-NR_END));}#endif /* ANSI */
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