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clipm_math_rng.h
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1 
2 /*********************************************************************
3  * E.S.O. - VLT project
4  *
5  * "@(#) $Id: clipm_math_rng.h 262777 2014-12-10 10:55:13Z cgarcia $"
6  *
7  * Functions for generation of random values
8  *
9  * who when what
10  * -------- ---------- ----------------------------------------------
11  * hlorch 2006-08-08 created
12  */
13 
14 #ifndef CLIPM_MATH_RNG_H
15 #define CLIPM_MATH_RNG_H
16 
17 /*-----------------------------------------------------------------------------
18  Includes
19  -----------------------------------------------------------------------------*/
20 
21 #include <cpl.h>
22 
23 /*-----------------------------------------------------------------------------
24  Declaration Block
25  -----------------------------------------------------------------------------*/
26 
27 #ifdef __cplusplus
28 extern "C" {
29 #endif
30 
31 /*-----------------------------------------------------------------------------
32  Prototypes
33  -----------------------------------------------------------------------------*/
34 
35 double clipm_math_rng_uniform50( void);
36 double clipm_math_rng_gaussian( void);
37 void *clipm_math_rng_poisson_pointpattern_2d(
38  double xmin,
39  double ymin,
40  double xmax,
41  double ymax,
42  cpl_size homogeneity,
43  cpl_size N,
44  cpl_type type);
45 
46 /*----------------------------------------------------------------------------*/
47 
48 #ifdef __cplusplus
49 } /* extern "C" */
50 #endif
51 
52 #endif /* CLIPM_MATH_RNG_H */
clipm_math_rng_poisson_pointpattern_2d
void * clipm_math_rng_poisson_pointpattern_2d(double xmin, double ymin, double xmax, double ymax, cpl_size homogeneity, cpl_size N, cpl_type type)
Generate 2-dimensional pattern of Poisson-distributed points.
Definition: clipm_math_rng.c:486
clipm_math_rng_uniform50
double clipm_math_rng_uniform50(void)
Generate random number between 0 and 1.
Definition: clipm_math_rng.c:138
clipm_math_rng_gaussian
double clipm_math_rng_gaussian(void)
Generate gaussian-distributed random number.
Definition: clipm_math_rng.c:255
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