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/*
Copyright (C) 2013 Waves Audio Ltd.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __MinMaxUtilities_h__
#define __MinMaxUtilities_h__
/* copy to include
#include "MiscUtils/MinMaxUtilities.h"
*/
#include "BasicTypes/WUDefines.h"
#include "BasicTypes/WUMathConsts.h"
#include "WavesPublicAPI/wstdint.h"
// New accelerated templates
#if defined ( __cplusplus ) && !defined (__WUMinMax)
#define __WUMinMax // Also defined in Nativepr.h
template<class T> inline T WUMin(const T &a, const T &b) {return (a < b) ? a : b;} // requires only < to be defined for T
template<class T> inline T WUMax(const T &a,const T &b) {return (a < b) ? b : a;} // requires only < to be defined for T
template<class T> inline T WUMinMax(const T &Smallest, const T &Biggest, const T &Val) // requires only < to be defined for T
{
return ((Val < Smallest) ? Smallest : ((Biggest < Val) ? Biggest : Val));
}
/*
// Min and Max
template<class T> inline T WUMin(T a,T b) {return (a < b) ? a : b;} // requires only < to be defined for T
template<class T> inline T WUMax(T a,T b) {return (a < b) ? b : a;} // requires only < to be defined for T
template<class T> inline T WUMinMax(T SMALLEST, T BIGGEST, T X) // requires only < to be defined for T
{
return ((X < SMALLEST) ? SMALLEST : ((BIGGEST < X) ? BIGGEST : X));
}
*/
// Absolute value
#ifdef _WINDOWS
#include <math.h>
#define __abs(x) abs(x)
#define __labs(x) labs(x)
#define __fabs(x) fabs(x)
#endif
#ifdef __GNUC__
#include <iostream> // why don't know makes it work need to check
#include <cstdlib>
#include <cmath>
#define __abs(x) std::abs(x)
#define __labs(x) std::labs(x)
#define __fabs(x) std::fabs(x)
#endif
#ifdef __MACOS__
#ifdef __GNUC__
#include <iostream> // why don't know makes it work need to check
#include <cmath>
#define __abs(x) std::abs(x)
#define __labs(x) std::labs(x)
#define __fabs(x) std::fabs(x)
#endif
#endif
// log2: on Windows there's no proper definition for log2, whereas on other platform there is.
#ifndef WUlog2
#if defined(_WINDOWS)
#define WUlog2(x) (kdOneOverLog2 * log10((x)))
#else
#define WUlog2(x) log2(x)
#endif
#endif
template <class T> inline T WUAbs(const T &xA)
{
return (xA > T(0))? xA: -xA;
}
template <> inline int WUAbs(const int &xA)
{
return __abs(xA);
}
//template <> inline int32_t WUAbs(const int32_t &xA)// 64BitConversion
//{
// return __labs(xA);
//}
template <> inline float WUAbs(const float &xA)
{
return (float) __fabs(xA);
}
template <> inline double WUAbs(const double &xA)
{
return __fabs(xA);
}
#endif
int32_t DllExport WURand(intptr_t in_Seed);
int32_t DllExport WURand();
int32_t DllExport rand_gen_formula(int32_t rndSeed);
template <class T> inline bool WUIsEqualWithTolerance(const T &xA, const T &xB, const T &xTolerance)
{
return (WUAbs(xA - xB) < xTolerance) ? true : false;
}
#endif
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