clipm_math_rng.c File Reference

#include <cpl.h>
#include <math.h>
#include <stdlib.h>
#include "ifw/odp/clipm/clipm_math_rng.h"
#include "ifw/odp/clipm/clipm_math.h"
#include "ifw/odp/clipm/clipm_priv_math.h"
#include "ifw/odp/clipm/clipm_priv_error.h"
#include "ifw/odp/clipm/clipm_priv_system.h"

Macros
#define	DOUBLE_EXP_LENGTH   11
#define	DOUBLE_HEADER_LENGTH   (DOUBLE_EXP_LENGTH+1)
#define	DOUBLE_NBYTES_IEEE   8
#define	MAX_INTEGER_LENGTH   4
#define	headerlength_in_2nd_most_significant_byte   (DOUBLE_HEADER_LENGTH-8)
#define	PX(i)   points[2*i]
#define	PY(i)   points[2*i+1]
#define	PseqX(i)   seq_points[2*i]
#define	PseqY(i)   seq_points[2*i+1]

Functions
double	clipm_math_rng_uniform50 (void)
	Generate random number between 0 and 1.
double	clipm_math_rng_gaussian (void)
	Generate gaussian-distributed random number.
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.

Macro Definition Documentation

DOUBLE_EXP_LENGTH

#define DOUBLE_EXP_LENGTH   11

DOUBLE_HEADER_LENGTH

#define DOUBLE_HEADER_LENGTH   (DOUBLE_EXP_LENGTH+1)

DOUBLE_NBYTES_IEEE

#define DOUBLE_NBYTES_IEEE   8

headerlength_in_2nd_most_significant_byte

#define headerlength_in_2nd_most_significant_byte   (DOUBLE_HEADER_LENGTH-8)

MAX_INTEGER_LENGTH

#define MAX_INTEGER_LENGTH   4

PseqX

#define PseqX

(

i

)

seq_points[2*i]

PseqY

#define PseqY

(

i

)

seq_points[2*i+1]

PX

#define PX

(

i

)

points[2*i]

PY

#define PY

(

i

)

points[2*i+1]