summaryrefslogtreecommitdiff
path: root/support/fastpictex/src/nrutil.cc
diff options
context:
space:
mode:
Diffstat (limited to 'support/fastpictex/src/nrutil.cc')
-rw-r--r--support/fastpictex/src/nrutil.cc284
1 files changed, 284 insertions, 0 deletions
diff --git a/support/fastpictex/src/nrutil.cc b/support/fastpictex/src/nrutil.cc
new file mode 100644
index 0000000000..f6ecb08faf
--- /dev/null
+++ b/support/fastpictex/src/nrutil.cc
@@ -0,0 +1,284 @@
+#include <stdio.h>
+#include <stddef.h>
+#include <stdlib.h>
+#define NR_END 1
+#define FREE_ARG char*
+
+void nrerror(char error_text[])
+/* Numerical Recipes standard error handler */
+{ fprintf(stderr,"Numerical Recipes run-time error...\n");
+ fprintf(stderr,"%s\n",error_text);
+ fprintf(stderr,"...now exiting to system...\n");
+ exit(1);
+}
+
+float *vector(long nl, long nh)
+/* allocate a float vector with subscript range v[nl..nh] */
+{
+ float *v;
+
+ v=(float *)malloc((size_t) ((nh-nl+1+NR_END)*sizeof(float)));
+ if (!v) nrerror("allocation failure in vector()");
+ return v-nl+NR_END;
+}
+
+int *ivector(long nl, long nh)
+/* allocate an int vector with subscript range v[nl..nh] */
+{
+ int *v;
+
+ v=(int *)malloc((size_t) ((nh-nl+1+NR_END)*sizeof(int)));
+ if (!v) nrerror("allocation failure in ivector()");
+ return v-nl+NR_END;
+}
+
+unsigned char *cvector(long nl, long nh)
+/* allocate an unsigned char vector vith subscript range v[nl..nh] */
+{
+ unsigned char *v;
+
+ v=(unsigned char *)malloc((size_t) ((nh-nl+1+NR_END)*sizeof(unsigned char)));
+ if (!v) nrerror("allocation failure in cvector()");
+ return v-nl+NR_END;
+}
+
+unsigned long *lvector(long nl, long nh)
+/* allocate an unsigned long vector with subscript range v[nl..nh] */
+{
+ unsigned long *v;
+
+ v=(unsigned long *)malloc((size_t) ((nh-nl+1+NR_END)*sizeof(long)));
+ if (!v) nrerror("allocation failure in lvector()");
+ return v-nl+NR_END;
+}
+
+double *dvector(long nl, long nh)
+/* allocate a double vector with subscript range v[nl..nh] */
+{
+ double *v;
+
+ v=(double *)malloc((size_t) ((nh-nl+1+NR_END)*sizeof(double)));
+ if (!v) nrerror("allocation failure in dvector()");
+ return v-nl+NR_END;
+}
+
+float **matrix(long nrl, long nrh, long ncl, long nch)
+/* 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((size_t)((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((size_t)((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(long nrl, long nrh, long ncl, long nch)
+/* 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((size_t)((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((size_t)((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(long nrl, long nrh, long ncl, long nch)
+/* 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((size_t)((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((size_t)((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(float **a, long oldrl, long oldrh, long oldcl, long oldch,
+ long newrl, long newcl)
+/* 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((size_t) ((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(float *a, long nrl, long nrh, long ncl, long nch)
+/* allocate a float matrix m[nrl..nrh][ncl..nch] that points to the matrix
+declared in the standard C mamer as a[nrow][ncol], where nrow=nrh-nrl+1
+and ncol=nch-ncl+1. The routine should be called vith 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((size_t) ((nrow+NR_END)*sizeof(float*)));
+ if (!m) nrerror("allocation failure in convert_matrix()");
+ m += NR_END;
+ m -= nrl;
+
+ /* set pointers to rovs */
+ 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(long nrl, long nrh, long ncl, long nch, long ndl, long ndh)
+/* 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((size_t)((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((size_t)((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((size_t)((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(float *v, long nl, long nh)
+/* free a float vector allocated with vector() */
+{
+ free((FREE_ARG) (v+nl-NR_END));
+}
+
+void free_ivector(int *v, long nl, long nh)
+/* free an int vector allocated with ivector() */
+{
+ free((FREE_ARG) (v+nl-NR_END));
+}
+
+void free_cvector(unsigned char *v, long nl, long nh)
+/* free an unsigned char vector allocated with cvector() */
+{
+ free((FREE_ARG) (v+nl-NR_END));
+}
+
+void free_lvector(unsigned long *v, long nl, long nh)
+/* free an unsigned long vector allocated vith lvector() */
+{
+ free((FREE_ARG) (v+nl-NR_END));
+}
+
+void free_dvector(double *v, long nl, long nh)
+/* free a double vector allocated with dvector() */
+{
+ free((FREE_ARG) (v+nl-NR_END));
+}
+
+void free_matrix(float **m, long nrl, long nrh, long ncl, long nch)
+/* 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(double **m, long nrl, long nrh, long ncl, long nch)
+/* 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(int **m, long nrl, long nrh, long ncl, long nch)
+/* 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(float **b, long nrl, long nrh, long ncl, long nch)
+/* free a submatrix allocated by submatrix() */
+{
+ free((FREE_ARG) (b+nrl-NR_END));
+}
+
+void free_convert_matrix(float **b, long nrl, long nrh, long ncl, long nch)
+/* free a matrix allocated by convert_matrix() */
+{
+ free((FREE_ARG) (b+nrl-NR_END));
+}
+
+void free_f3tensor(float ***t, long nrl, long nrh, long ncl, long nch,
+ long ndl, long ndh)
+/* 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));
+}