#ifndef _NR_UTILS_H_
#define _NR_UTILS_H_
// #ifdef __cplusplus
// extern "C" {
// #endif


//TODO: get rid of these macros
// 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))

//#if defined(__STDC__) || defined(ANSI) || defined(NRANSI) /* ANSI */

void nerror(const char* error_text);
int check_boundaries(int indx, int MXINDX, char name[], int maxv);
float *vector(long nl, long nh);
int *ivector(long nl, long nh);
char *cvector(long nl, long nh);
long *lvector(long nl, long nh);
unsigned short *svector(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);
char **cmatrix(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(char *v, long nl, long nh);
void free_lvector(long *v, long nl, long nh);
void free_svector(unsigned short *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_cmatrix(char **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);
int INDMAXVAL(float val[], int i1, int i2);
int INDMINVAL(float val[], int i1, int i2);


// #else /* ANSI */
// 
// void nerror();
// int check_boundaries();
// float *vector();
// int *ivector(long nl, long nh);
// char *cvector(long nl, long nh);
// long *lvector();
// unsigned short *svector();
// double *dvector();
// float **matrix(long nrl, long nrh, long ncl, long nch);
// double **dmatrix();
// int **imatrix();
// char **cmatrix(long nrl, long nrh, long ncl, long nch);
// float **submatrix();
// float **convert_matrix();
// float ***f3tensor();
// void free_vector();
// void free_ivector(int *v, long nl, long nh);
// void free_cvector(char *v, long nl, long nh);
// void free_lvector();
// void free_svector();
// void free_dvector();
// void free_matrix(float **m, long nrl, long nrh, long ncl, long nch);
// void free_dmatrix();
// void free_imatrix();
// void free_cmatrix(char **m, long nrl, long nrh, long ncl, long nch);
// void free_submatrix();
// void free_convert_matrix();
// void free_f3tensor();
// int INDMAXVAL(float val[], int i1, int i2);
// int INDMINVAL();
// 
// #endif /* ANSI */
// 
// #ifdef __cplusplus
// }
// #endif
#endif /* _NR_UTILS_H_ */
