#include <core.hpp>
Public Types | |
enum | { A = 4164903690U, UNIFORM = 0, NORMAL = 1 } |
Public Member Functions | |
void | fill (Mat &mat, int distType, const Scalar &a, const Scalar &b) |
double | gaussian (double sigma) |
returns Gaussian random variate with mean zero. | |
unsigned | next () |
updates the state and returns the next 32-bit unsigned integer random number | |
operator double () | |
operator float () | |
operator int () | |
operator schar () | |
operator short () | |
operator uchar () | |
operator unsigned () | |
operator ushort () | |
unsigned | operator() () |
unsigned | operator() (unsigned N) |
returns a random integer sampled uniformly from [0, N). | |
RNG (uint64 _state) | |
RNG () | |
double | uniform (double a, double b) |
returns uniformly distributed double-precision floating-point random number from [a,b) range | |
float | uniform (float a, float b) |
returns uniformly distributed floating-point random number from [a,b) range | |
int | uniform (int a, int b) |
returns uniformly distributed integer random number from [a,b) range | |
Public Attributes | |
uint64 | state |
The class implements RNG using Multiply-with-Carry algorithm
cv::RNG::RNG | ( | ) | [inline] |
cv::RNG::RNG | ( | uint64 | _state | ) | [inline] |
double cv::RNG::gaussian | ( | double | sigma | ) |
returns Gaussian random variate with mean zero.
unsigned cv::RNG::next | ( | ) | [inline] |
updates the state and returns the next 32-bit unsigned integer random number
cv::RNG::operator double | ( | ) | [inline] |
cv::RNG::operator float | ( | ) | [inline] |
cv::RNG::operator int | ( | ) | [inline] |
cv::RNG::operator schar | ( | ) | [inline] |
cv::RNG::operator short | ( | ) | [inline] |
cv::RNG::operator uchar | ( | ) | [inline] |
cv::RNG::operator unsigned | ( | ) | [inline] |
cv::RNG::operator ushort | ( | ) | [inline] |
unsigned cv::RNG::operator() | ( | ) | [inline] |
unsigned cv::RNG::operator() | ( | unsigned | N | ) | [inline] |
returns a random integer sampled uniformly from [0, N).
double cv::RNG::uniform | ( | double | a, | |
double | b | |||
) | [inline] |
returns uniformly distributed double-precision floating-point random number from [a,b) range
float cv::RNG::uniform | ( | float | a, | |
float | b | |||
) | [inline] |
returns uniformly distributed floating-point random number from [a,b) range
int cv::RNG::uniform | ( | int | a, | |
int | b | |||
) | [inline] |
returns uniformly distributed integer random number from [a,b) range