nrutil.h
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上传日期:2007-06-13
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- /* CAUTION: This is the ANSI C (only) version of the Numerical Recipes
- utility file nrutil.h. Do not confuse this file with the same-named
- file nrutil.h that is supplied in the 'misc' subdirectory.
- *That* file is the one from the book, and contains both ANSI and
- traditional K&R versions, along with #ifdef macros to select the
- correct version. *This* file contains only ANSI C. */
- #ifndef _NR_UTILS_H_
- #define _NR_UTILS_H_
- static float sqrarg;
- #define SQR(a) ((sqrarg=(a)) == 0.0 ? 0.0 : sqrarg*sqrarg)
- static double dsqrarg;
- #define DSQR(a) ((dsqrarg=(a)) == 0.0 ? 0.0 : dsqrarg*dsqrarg)
- static double dmaxarg1,dmaxarg2;
- #define DMAX(a,b) (dmaxarg1=(a),dmaxarg2=(b),(dmaxarg1) > (dmaxarg2) ?
- (dmaxarg1) : (dmaxarg2))
- static double dminarg1,dminarg2;
- #define DMIN(a,b) (dminarg1=(a),dminarg2=(b),(dminarg1) < (dminarg2) ?
- (dminarg1) : (dminarg2))
- static float maxarg1,maxarg2;
- #define FMAX(a,b) (maxarg1=(a),maxarg2=(b),(maxarg1) > (maxarg2) ?
- (maxarg1) : (maxarg2))
- static float minarg1,minarg2;
- #define FMIN(a,b) (minarg1=(a),minarg2=(b),(minarg1) < (minarg2) ?
- (minarg1) : (minarg2))
- static long lmaxarg1,lmaxarg2;
- #define LMAX(a,b) (lmaxarg1=(a),lmaxarg2=(b),(lmaxarg1) > (lmaxarg2) ?
- (lmaxarg1) : (lmaxarg2))
- static long lminarg1,lminarg2;
- #define LMIN(a,b) (lminarg1=(a),lminarg2=(b),(lminarg1) < (lminarg2) ?
- (lminarg1) : (lminarg2))
- static int imaxarg1,imaxarg2;
- #define IMAX(a,b) (imaxarg1=(a),imaxarg2=(b),(imaxarg1) > (imaxarg2) ?
- (imaxarg1) : (imaxarg2))
- static int iminarg1,iminarg2;
- #define IMIN(a,b) (iminarg1=(a),iminarg2=(b),(iminarg1) < (iminarg2) ?
- (iminarg1) : (iminarg2))
- #define SIGN(a,b) ((b) >= 0.0 ? fabs(a) : -fabs(a))
- void nrerror(char error_text[]);
- float *vector(long nl, long nh);
- int *ivector(long nl, long nh);
- unsigned char *cvector(long nl, long nh);
- unsigned long *lvector(long nl, long nh);
- double *dvector(long nl, long nh);
- float **matrix(long nrl, long nrh, long ncl, long nch);
- double **dmatrix(long nrl, long nrh, long ncl, long nch);
- int **imatrix(long nrl, long nrh, long ncl, long nch);
- float **submatrix(float **a, long oldrl, long oldrh, long oldcl, long oldch,
- long newrl, long newcl);
- float **convert_matrix(float *a, long nrl, long nrh, long ncl, long nch);
- float ***f3tensor(long nrl, long nrh, long ncl, long nch, long ndl, long ndh);
- void free_vector(float *v, long nl, long nh);
- void free_ivector(int *v, long nl, long nh);
- void free_cvector(unsigned char *v, long nl, long nh);
- void free_lvector(unsigned long *v, long nl, long nh);
- void free_dvector(double *v, long nl, long nh);
- void free_matrix(float **m, long nrl, long nrh, long ncl, long nch);
- void free_dmatrix(double **m, long nrl, long nrh, long ncl, long nch);
- void free_imatrix(int **m, long nrl, long nrh, long ncl, long nch);
- void free_submatrix(float **b, long nrl, long nrh, long ncl, long nch);
- void free_convert_matrix(float **b, long nrl, long nrh, long ncl, long nch);
- void free_f3tensor(float ***t, long nrl, long nrh, long ncl, long nch,
- long ndl, long ndh);
- #endif /* _NR_UTILS_H_ */