CARMA C++
NRUtil.h
1 
2 /* $Id: NRUtil.h,v 1.1 2005/02/14 16:33:48 colby Exp $ */
3 
4 /* CAUTION: This is the ANSI C (only) version of the Numerical Recipes
5  utility file nrutil.h. Do not confuse this file with the same-named
6  file nrutil.h that is supplied in the 'misc' subdirectory.
7  *That* file is the one from the book, and contains both ANSI and
8  traditional K&R versions, along with #ifdef macros to select the
9  correct version. *This* file contains only ANSI C. */
10 
11 #ifndef _NR_UTILS_H_
12 #define _NR_UTILS_H_
13 
14 static float sqrarg;
15 #define SQR(a) ((sqrarg=(a)) == 0.0 ? 0.0 : sqrarg*sqrarg)
16 
17 static double dsqrarg;
18 #define DSQR(a) ((dsqrarg=(a)) == 0.0 ? 0.0 : dsqrarg*dsqrarg)
19 
20 static double dmaxarg1,dmaxarg2;
21 #define DMAX(a,b) (dmaxarg1=(a),dmaxarg2=(b),(dmaxarg1) > (dmaxarg2) ?\
22  (dmaxarg1) : (dmaxarg2))
23 
24 static double dminarg1,dminarg2;
25 #define DMIN(a,b) (dminarg1=(a),dminarg2=(b),(dminarg1) < (dminarg2) ?\
26  (dminarg1) : (dminarg2))
27 
28 static float maxarg1,maxarg2;
29 #define FMAX(a,b) (maxarg1=(a),maxarg2=(b),(maxarg1) > (maxarg2) ?\
30  (maxarg1) : (maxarg2))
31 
32 static float minarg1,minarg2;
33 #define FMIN(a,b) (minarg1=(a),minarg2=(b),(minarg1) < (minarg2) ?\
34  (minarg1) : (minarg2))
35 
36 static long lmaxarg1,lmaxarg2;
37 #define LMAX(a,b) (lmaxarg1=(a),lmaxarg2=(b),(lmaxarg1) > (lmaxarg2) ?\
38  (lmaxarg1) : (lmaxarg2))
39 
40 static long lminarg1,lminarg2;
41 #define LMIN(a,b) (lminarg1=(a),lminarg2=(b),(lminarg1) < (lminarg2) ?\
42  (lminarg1) : (lminarg2))
43 
44 static int imaxarg1,imaxarg2;
45 #define IMAX(a,b) (imaxarg1=(a),imaxarg2=(b),(imaxarg1) > (imaxarg2) ?\
46  (imaxarg1) : (imaxarg2))
47 
48 static int iminarg1,iminarg2;
49 #define IMIN(a,b) (iminarg1=(a),iminarg2=(b),(iminarg1) < (iminarg2) ?\
50  (iminarg1) : (iminarg2))
51 
52 #define SIGN(a,b) ((b) >= 0.0 ? fabs(a) : -fabs(a))
53 
54 void nrerror(char error_text[]);
55 float *vector(long nl, long nh);
56 int *ivector(long nl, long nh);
57 unsigned char *cvector(long nl, long nh);
58 unsigned long *lvector(long nl, long nh);
59 double *dvector(long nl, long nh);
60 float **matrix(long nrl, long nrh, long ncl, long nch);
61 double **dmatrix(long nrl, long nrh, long ncl, long nch);
62 int **imatrix(long nrl, long nrh, long ncl, long nch);
63 float **submatrix(float **a, long oldrl, long oldrh, long oldcl, long oldch,
64  long newrl, long newcl);
65 float **convert_matrix(float *a, long nrl, long nrh, long ncl, long nch);
66 float ***f3tensor(long nrl, long nrh, long ncl, long nch, long ndl, long ndh);
67 void free_vector(float *v, long nl, long nh);
68 void free_ivector(int *v, long nl, long nh);
69 void free_cvector(unsigned char *v, long nl, long nh);
70 void free_lvector(unsigned long *v, long nl, long nh);
71 void free_dvector(double *v, long nl, long nh);
72 void free_matrix(float **m, long nrl, long nrh, long ncl, long nch);
73 void free_dmatrix(double **m, long nrl, long nrh, long ncl, long nch);
74 void free_imatrix(int **m, long nrl, long nrh, long ncl, long nch);
75 void free_submatrix(float **b, long nrl, long nrh, long ncl, long nch);
76 void free_convert_matrix(float **b, long nrl, long nrh, long ncl, long nch);
77 void free_f3tensor(float ***t, long nrl, long nrh, long ncl, long nch,
78  long ndl, long ndh);
79 
80 #endif /* _NR_UTILS_H_ */