cv::RNG Class Reference
Random Number Generator.
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#include <core.hpp>
List of all members.
Public Types |
enum | { UNIFORM = 0,
NORMAL = 1
} |
Public Member Functions |
| RNG () |
| RNG (uint64 _state) |
unsigned | next () |
| updates the state and returns the next 32-bit unsigned integer random number
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| operator uchar () |
| operator schar () |
| operator ushort () |
| operator short () |
| operator unsigned () |
unsigned | operator() (unsigned N) |
| returns a random integer sampled uniformly from [0, N).
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unsigned | operator() () |
| operator int () |
| operator float () |
| operator double () |
int | uniform (int a, int b) |
| returns uniformly distributed integer random number from [a,b) range
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float | uniform (float a, float b) |
| returns uniformly distributed floating-point random number from [a,b) range
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double | uniform (double a, double b) |
| returns uniformly distributed double-precision floating-point random number from [a,b) range
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void | fill (InputOutputArray mat, int distType, InputArray a, InputArray b) |
double | gaussian (double sigma) |
| returns Gaussian random variate with mean zero.
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Public Attributes |
uint64 | state |
Detailed Description
Random Number Generator.
The class implements RNG using Multiply-with-Carry algorithm
Member Enumeration Documentation
Constructor & Destructor Documentation
cv::RNG::RNG |
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uint64 |
_state |
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Member Function Documentation
unsigned cv::RNG::next |
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updates the state and returns the next 32-bit unsigned integer random number
cv::RNG::operator uchar |
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cv::RNG::operator schar |
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cv::RNG::operator short |
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cv::RNG::operator unsigned |
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unsigned cv::RNG::operator() |
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unsigned |
N |
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returns a random integer sampled uniformly from [0, N).
unsigned cv::RNG::operator() |
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cv::RNG::operator int |
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cv::RNG::operator float |
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cv::RNG::operator double |
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int cv::RNG::uniform |
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int |
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int |
b | |
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returns uniformly distributed integer random number from [a,b) range
float cv::RNG::uniform |
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float |
a, |
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float |
b | |
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returns uniformly distributed floating-point random number from [a,b) range
double cv::RNG::uniform |
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double |
a, |
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double |
b | |
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returns uniformly distributed double-precision floating-point random number from [a,b) range
double cv::RNG::gaussian |
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double |
sigma |
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returns Gaussian random variate with mean zero.
Member Data Documentation
The documentation for this class was generated from the following files: