34 lines
852 B
C
34 lines
852 B
C
|
// Copyright (C) 2002-2012 Nikolaus Gebhardt
|
||
|
|
// This file is part of the "Irrlicht Engine".
|
||
|
|
// For conditions of distribution and use, see copyright notice in irrlicht.h
|
||
|
|
|
||
|
|
#ifndef __I_RANDOMIZER_H_INCLUDED__
|
||
|
|
#define __I_RANDOMIZER_H_INCLUDED__
|
||
|
|
|
||
|
|
#include "IReferenceCounted.h"
|
||
|
|
|
||
|
|
namespace irr
|
||
|
|
{
|
||
|
|
|
||
|
|
//! Interface for generating random numbers
|
||
|
|
class IRandomizer : public virtual IReferenceCounted
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
//! resets the randomizer
|
||
|
|
/** \param value Initialization value (seed) */
|
||
|
|
virtual void reset(s32 value=0x0f0f0f0f) =0;
|
||
|
|
|
||
|
|
//! generates a pseudo random number in the range 0..randMax()
|
||
|
|
virtual s32 rand() const =0;
|
||
|
|
|
||
|
|
//! generates a pseudo random number in the range 0..1
|
||
|
|
virtual f32 frand() const =0;
|
||
|
|
|
||
|
|
//! get maxmimum number generated by rand()
|
||
|
|
virtual s32 randMax() const =0;
|
||
|
|
};
|
||
|
|
|
||
|
|
} // end namespace irr
|
||
|
|
|
||
|
|
#endif
|