[ VIGRA Homepage | Function Index | Class Index | Namespaces | File List | Main Page ]
|   | NormalRandomFunctor< Engine > Class Template Reference |  | 
#include <vigra/random.hxx>
| Public Types | |
| typedef double | result_type | 
| STL required functor result type. | |
| Public Member Functions | |
| NormalRandomFunctor (Engine const &generator=Engine::global()) | |
| NormalRandomFunctor (double mean, double stddev, Engine &generator=Engine::global()) | |
| double | operator() () const | 
Functor to create normal variate random numbers.
This functor encapsulates the function normal() of the given random number Engine (usually RandomTT800 or RandomMT19937) in an STL-compatible interface.
Traits defined:
FunctorTraits<UniformIntRandomFunctor<Engine> >::isInitializer
 is true (VigraTrueType). 
| NormalRandomFunctor | ( | Engine const & | generator = Engine::global() | ) | 
Create functor for standard normal random numbers using the given engine.
That is, mean is 0.0 and standard deviation is 1.0.
| NormalRandomFunctor | ( | double | mean, | 
| double | stddev, | ||
| Engine & | generator = Engine::global() | ||
| ) | 
Create functor for normal random numbers with given mean and standard deviation using the given engine.
| double operator() | ( | ) | const | 
Return a random number as specified in the constructor.
| 
© Ullrich Köthe     (ullrich.koethe@iwr.uni-heidelberg.de)  | 
html generated using doxygen and Python
 |