Files
tesses-framework/src/Random.cpp

31 lines
709 B
C++

#include "TessesFramework/Random.hpp"
namespace Tesses::Framework {
Random::Random() : Random((uint64_t)time(NULL))
{
}
Random::Random(uint64_t seed) : num(seed)
{
}
uint32_t Random::Next(uint32_t max)
{
return (uint32_t)Next(0,(int32_t)max);
}
int32_t Random::Next(int32_t min, int32_t max)
{
uint32_t number = (uint32_t)(Next() >> 31);
int32_t range = max-min;
return (uint32_t)((((double)number / (double)0xFFFFFFFF) * (double)range)+min);
}
uint64_t Random::Next()
{
return num = 6364136223846793005 * num + 1;
}
uint8_t Random::NextByte()
{
return (uint8_t)Next(0,256);
}
}