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funcs.h
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funcs.h
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// -*- C++ -*-
/***************************************************************************
* blitz/funcs.h Function objects for math functions
*
* $Id: funcs.h,v 1.7 2005/10/08 01:22:55 julianc Exp $
*
* Copyright (C) 1997-2001 Todd Veldhuizen <[email protected]>
*
* 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.
*
* Suggestions: [email protected]
* Bugs: [email protected]
*
* For more information, please see the Blitz++ Home Page:
* http://oonumerics.org/blitz/
*
*************************************************************************/
#ifndef BZ_FUNCS_H
#define BZ_FUNCS_H
#include <blitz/blitz.h>
#include <blitz/promote.h>
#include <blitz/prettyprint.h>
BZ_NAMESPACE(blitz)
/* Helper functions */
template <typename T>
inline T blitz_sqr(T x)
{ return x*x; }
template <typename T>
inline T blitz_cube(T x)
{ return x*x*x; }
template <typename T>
inline T blitz_pow4(T x)
{ return x*x*x*x; }
template <typename T>
inline T blitz_pow5(T x)
{ return x*x*x*x*x; }
template <typename T>
inline T blitz_pow6(T x)
{ return x*x*x*x*x*x; }
template <typename T>
inline T blitz_pow7(T x)
{ return x*x*x*x*x*x*x; }
template <typename T>
inline T blitz_pow8(T x)
{ return x*x*x*x*x*x*x*x; }
/* Unary functions that return same type as argument */
#define BZ_DEFINE_UNARY_FUNC(name,fun) \
template<typename T_numtype1> \
struct name { \
typedef T_numtype1 T_numtype; \
\
static inline T_numtype \
apply(T_numtype1 a) \
{ return fun(a); } \
\
template<typename T1> \
static inline void prettyPrint(BZ_STD_SCOPE(string) &str, \
prettyPrintFormat& format, const T1& t1) \
{ \
str += #fun; \
str += "("; \
t1.prettyPrint(str, format); \
str += ")"; \
} \
};
BZ_DEFINE_UNARY_FUNC(Fn_acos,BZ_MATHFN_SCOPE(acos))
BZ_DEFINE_UNARY_FUNC(Fn_asin,BZ_MATHFN_SCOPE(asin))
BZ_DEFINE_UNARY_FUNC(Fn_atan,BZ_MATHFN_SCOPE(atan))
BZ_DEFINE_UNARY_FUNC(Fn_ceil,BZ_MATHFN_SCOPE(ceil))
BZ_DEFINE_UNARY_FUNC(Fn_cos,BZ_MATHFN_SCOPE(cos))
BZ_DEFINE_UNARY_FUNC(Fn_cosh,BZ_MATHFN_SCOPE(cosh))
BZ_DEFINE_UNARY_FUNC(Fn_exp,BZ_MATHFN_SCOPE(exp))
BZ_DEFINE_UNARY_FUNC(Fn_fabs,BZ_MATHFN_SCOPE(fabs))
BZ_DEFINE_UNARY_FUNC(Fn_floor,BZ_MATHFN_SCOPE(floor))
BZ_DEFINE_UNARY_FUNC(Fn_log,BZ_MATHFN_SCOPE(log))
BZ_DEFINE_UNARY_FUNC(Fn_log10,BZ_MATHFN_SCOPE(log10))
BZ_DEFINE_UNARY_FUNC(Fn_sin,BZ_MATHFN_SCOPE(sin))
BZ_DEFINE_UNARY_FUNC(Fn_sinh,BZ_MATHFN_SCOPE(sinh))
BZ_DEFINE_UNARY_FUNC(Fn_sqrt,BZ_MATHFN_SCOPE(sqrt))
BZ_DEFINE_UNARY_FUNC(Fn_tan,BZ_MATHFN_SCOPE(tan))
BZ_DEFINE_UNARY_FUNC(Fn_tanh,BZ_MATHFN_SCOPE(tanh))
#ifdef BZ_HAVE_IEEE_MATH
BZ_DEFINE_UNARY_FUNC(Fn_acosh,BZ_IEEEMATHFN_SCOPE(acosh))
BZ_DEFINE_UNARY_FUNC(Fn_asinh,BZ_IEEEMATHFN_SCOPE(asinh))
BZ_DEFINE_UNARY_FUNC(Fn_atanh,BZ_IEEEMATHFN_SCOPE(atanh))
BZ_DEFINE_UNARY_FUNC(Fn_cbrt,BZ_IEEEMATHFN_SCOPE(cbrt))
BZ_DEFINE_UNARY_FUNC(Fn_erf,BZ_IEEEMATHFN_SCOPE(erf))
BZ_DEFINE_UNARY_FUNC(Fn_erfc,BZ_IEEEMATHFN_SCOPE(erfc))
BZ_DEFINE_UNARY_FUNC(Fn_expm1,BZ_IEEEMATHFN_SCOPE(expm1))
BZ_DEFINE_UNARY_FUNC(Fn_j0,BZ_IEEEMATHFN_SCOPE(j0))
BZ_DEFINE_UNARY_FUNC(Fn_j1,BZ_IEEEMATHFN_SCOPE(j1))
BZ_DEFINE_UNARY_FUNC(Fn_lgamma,BZ_IEEEMATHFN_SCOPE(lgamma))
BZ_DEFINE_UNARY_FUNC(Fn_logb,BZ_IEEEMATHFN_SCOPE(logb))
BZ_DEFINE_UNARY_FUNC(Fn_log1p,BZ_IEEEMATHFN_SCOPE(log1p))
BZ_DEFINE_UNARY_FUNC(Fn_rint,BZ_IEEEMATHFN_SCOPE(rint))
BZ_DEFINE_UNARY_FUNC(Fn_y0,BZ_IEEEMATHFN_SCOPE(y0))
BZ_DEFINE_UNARY_FUNC(Fn_y1,BZ_IEEEMATHFN_SCOPE(y1))
#endif
#ifdef BZ_HAVE_SYSTEM_V_MATH
BZ_DEFINE_UNARY_FUNC(Fn__class,BZ_IEEEMATHFN_SCOPE(_class))
BZ_DEFINE_UNARY_FUNC(Fn_nearest,BZ_IEEEMATHFN_SCOPE(nearest))
BZ_DEFINE_UNARY_FUNC(Fn_rsqrt,BZ_IEEEMATHFN_SCOPE(rsqrt))
#endif
BZ_DEFINE_UNARY_FUNC(Fn_sqr,BZ_BLITZ_SCOPE(blitz_sqr))
BZ_DEFINE_UNARY_FUNC(Fn_cube,BZ_BLITZ_SCOPE(blitz_cube))
BZ_DEFINE_UNARY_FUNC(Fn_pow4,BZ_BLITZ_SCOPE(blitz_pow4))
BZ_DEFINE_UNARY_FUNC(Fn_pow5,BZ_BLITZ_SCOPE(blitz_pow5))
BZ_DEFINE_UNARY_FUNC(Fn_pow6,BZ_BLITZ_SCOPE(blitz_pow6))
BZ_DEFINE_UNARY_FUNC(Fn_pow7,BZ_BLITZ_SCOPE(blitz_pow7))
BZ_DEFINE_UNARY_FUNC(Fn_pow8,BZ_BLITZ_SCOPE(blitz_pow8))
/* Unary functions that return a specified type */
#define BZ_DEFINE_UNARY_FUNC_RET(name,fun,ret) \
template<typename T_numtype1> \
struct name { \
typedef ret T_numtype; \
\
static inline T_numtype \
apply(T_numtype1 a) \
{ return fun(a); } \
\
template<typename T1> \
static inline void prettyPrint(BZ_STD_SCOPE(string) &str, \
prettyPrintFormat& format, const T1& t1) \
{ \
str += #fun; \
str += "("; \
t1.prettyPrint(str, format); \
str += ")"; \
} \
};
#ifdef BZ_HAVE_IEEE_MATH
BZ_DEFINE_UNARY_FUNC_RET(Fn_ilogb,BZ_IEEEMATHFN_SCOPE(ilogb),int)
#endif
#ifdef BZ_HAVE_SYSTEM_V_MATH
BZ_DEFINE_UNARY_FUNC_RET(Fn_itrunc,BZ_IEEEMATHFN_SCOPE(itrunc),int)
BZ_DEFINE_UNARY_FUNC_RET(Fn_uitrunc,BZ_IEEEMATHFN_SCOPE(uitrunc),unsigned int)
#endif
#ifdef BZ_HAVE_COMPLEX
/* Specialization of unary functor for complex type */
#define BZ_DEFINE_UNARY_CFUNC(name,fun) \
template<typename T> \
struct name< complex<T> > { \
typedef complex<T> T_numtype1; \
typedef complex<T> T_numtype; \
\
static inline T_numtype \
apply(T_numtype1 a) \
{ return fun(a); } \
\
template<typename T1> \
static inline void prettyPrint(BZ_STD_SCOPE(string) &str, \
prettyPrintFormat& format, const T1& t1) \
{ \
str += #fun; \
str += "("; \
t1.prettyPrint(str, format); \
str += ")"; \
} \
};
#ifdef BZ_HAVE_COMPLEX_FCNS
BZ_DEFINE_UNARY_FUNC(Fn_conj,BZ_CMATHFN_SCOPE(conj))
#endif
#ifdef BZ_HAVE_COMPLEX_MATH1
BZ_DEFINE_UNARY_CFUNC(Fn_cos,BZ_CMATHFN_SCOPE(cos))
BZ_DEFINE_UNARY_CFUNC(Fn_cosh,BZ_CMATHFN_SCOPE(cosh))
BZ_DEFINE_UNARY_CFUNC(Fn_exp,BZ_CMATHFN_SCOPE(exp))
BZ_DEFINE_UNARY_CFUNC(Fn_log,BZ_CMATHFN_SCOPE(log))
BZ_DEFINE_UNARY_CFUNC(Fn_log10,BZ_CMATHFN_SCOPE(log10))
BZ_DEFINE_UNARY_CFUNC(Fn_sin,BZ_CMATHFN_SCOPE(sin))
BZ_DEFINE_UNARY_CFUNC(Fn_sinh,BZ_CMATHFN_SCOPE(sinh))
BZ_DEFINE_UNARY_CFUNC(Fn_sqrt,BZ_CMATHFN_SCOPE(sqrt))
BZ_DEFINE_UNARY_CFUNC(Fn_tan,BZ_CMATHFN_SCOPE(tan))
BZ_DEFINE_UNARY_CFUNC(Fn_tanh,BZ_CMATHFN_SCOPE(tanh))
#endif // BZ_HAVE_COMPLEX_MATH1
BZ_DEFINE_UNARY_CFUNC(Fn_sqr,BZ_BLITZ_SCOPE(blitz_sqr))
BZ_DEFINE_UNARY_CFUNC(Fn_cube,BZ_BLITZ_SCOPE(blitz_cube))
BZ_DEFINE_UNARY_CFUNC(Fn_pow4,BZ_BLITZ_SCOPE(blitz_pow4))
BZ_DEFINE_UNARY_CFUNC(Fn_pow5,BZ_BLITZ_SCOPE(blitz_pow5))
BZ_DEFINE_UNARY_CFUNC(Fn_pow6,BZ_BLITZ_SCOPE(blitz_pow6))
BZ_DEFINE_UNARY_CFUNC(Fn_pow7,BZ_BLITZ_SCOPE(blitz_pow7))
BZ_DEFINE_UNARY_CFUNC(Fn_pow8,BZ_BLITZ_SCOPE(blitz_pow8))
/* Unary functions that apply only to complex<T> and return T */
#define BZ_DEFINE_UNARY_CFUNC2(name,fun) \
template<typename T_numtype1> \
struct name; \
\
template<typename T> \
struct name< complex<T> > { \
typedef complex<T> T_numtype1; \
typedef T T_numtype; \
\
static inline T_numtype \
apply(T_numtype1 a) \
{ return fun(a); } \
\
template<typename T1> \
static inline void prettyPrint(BZ_STD_SCOPE(string) &str, \
prettyPrintFormat& format, const T1& t1) \
{ \
str += #fun; \
str += "("; \
t1.prettyPrint(str, format); \
str += ")"; \
} \
};
#ifdef BZ_HAVE_COMPLEX_FCNS
BZ_DEFINE_UNARY_CFUNC2(Fn_arg,BZ_CMATHFN_SCOPE(arg))
BZ_DEFINE_UNARY_CFUNC2(Fn_imag,BZ_CMATHFN_SCOPE(imag))
BZ_DEFINE_UNARY_CFUNC2(Fn_norm,BZ_CMATHFN_SCOPE(norm))
BZ_DEFINE_UNARY_CFUNC2(Fn_real,BZ_CMATHFN_SCOPE(real))
#endif // BZ_HAVE_COMPLEX_FCNS
#endif // BZ_HAVE_COMPLEX
/* Binary functions that return type based on type promotion */
#define BZ_DEFINE_BINARY_FUNC(name,fun) \
template<typename T_numtype1, typename T_numtype2> \
struct name { \
typedef BZ_PROMOTE(T_numtype1, T_numtype2) T_numtype; \
\
static inline T_numtype \
apply(T_numtype1 a, T_numtype2 b) \
{ return fun(a,b); } \
\
template<typename T1, typename T2> \
static inline void prettyPrint(BZ_STD_SCOPE(string) &str, \
prettyPrintFormat& format, const T1& t1, \
const T2& t2) \
{ \
str += #fun; \
str += "("; \
t1.prettyPrint(str, format); \
str += ","; \
t2.prettyPrint(str, format); \
str += ")"; \
} \
};
BZ_DEFINE_BINARY_FUNC(Fn_atan2,BZ_MATHFN_SCOPE(atan2))
BZ_DEFINE_BINARY_FUNC(Fn_fmod,BZ_MATHFN_SCOPE(fmod))
BZ_DEFINE_BINARY_FUNC(Fn_pow,BZ_MATHFN_SCOPE(pow))
#ifdef BZ_HAVE_SYSTEM_V_MATH
BZ_DEFINE_BINARY_FUNC(Fn_copysign,BZ_IEEEMATHFN_SCOPE(copysign))
BZ_DEFINE_BINARY_FUNC(Fn_drem,BZ_IEEEMATHFN_SCOPE(drem))
BZ_DEFINE_BINARY_FUNC(Fn_hypot,BZ_IEEEMATHFN_SCOPE(hypot))
BZ_DEFINE_BINARY_FUNC(Fn_nextafter,BZ_IEEEMATHFN_SCOPE(nextafter))
BZ_DEFINE_BINARY_FUNC(Fn_remainder,BZ_IEEEMATHFN_SCOPE(remainder))
BZ_DEFINE_BINARY_FUNC(Fn_scalb,BZ_IEEEMATHFN_SCOPE(scalb))
#endif
/* Binary functions that return a specified type */
#define BZ_DEFINE_BINARY_FUNC_RET(name,fun,ret) \
template<typename T_numtype1, typename T_numtype2> \
struct name { \
typedef ret T_numtype; \
\
static inline T_numtype \
apply(T_numtype1 a, T_numtype2 b) \
{ return fun(a,b); } \
\
template<typename T1, typename T2> \
static inline void prettyPrint(BZ_STD_SCOPE(string) &str, \
prettyPrintFormat& format, const T1& t1, \
const T2& t2) \
{ \
str += #fun; \
str += "("; \
t1.prettyPrint(str, format); \
str += ","; \
t2.prettyPrint(str, format); \
str += ")"; \
} \
};
#ifdef BZ_HAVE_SYSTEM_V_MATH
BZ_DEFINE_BINARY_FUNC_RET(Fn_unordered,BZ_IEEEMATHFN_SCOPE(unordered),int)
#endif
#ifdef BZ_HAVE_COMPLEX
/* Specialization of binary functor for complex type */
#define BZ_DEFINE_BINARY_CFUNC(name,fun) \
template<typename T> \
struct name< complex<T>, complex<T> > { \
typedef complex<T> T_numtype1; \
typedef complex<T> T_numtype2; \
typedef complex<T> T_numtype; \
\
static inline T_numtype \
apply(T_numtype1 a, T_numtype2 b) \
{ return fun(a,b); } \
\
template<typename T1, typename T2> \
static inline void prettyPrint(BZ_STD_SCOPE(string) &str, \
prettyPrintFormat& format, const T1& t1, \
const T2& t2) \
{ \
str += #fun; \
str += "("; \
t1.prettyPrint(str, format); \
str += ","; \
t2.prettyPrint(str, format); \
str += ")"; \
} \
}; \
\
template<typename T> \
struct name< complex<T>, T > { \
typedef complex<T> T_numtype1; \
typedef T T_numtype2; \
typedef complex<T> T_numtype; \
\
static inline T_numtype \
apply(T_numtype1 a, T_numtype2 b) \
{ return fun(a,b); } \
\
template<typename T1, typename T2> \
static inline void prettyPrint(BZ_STD_SCOPE(string) &str, \
prettyPrintFormat& format, const T1& t1, \
const T2& t2) \
{ \
str += #fun; \
str += "("; \
t1.prettyPrint(str, format); \
str += ","; \
t2.prettyPrint(str, format); \
str += ")"; \
} \
}; \
\
template<typename T> \
struct name< T, complex<T> > { \
typedef T T_numtype1; \
typedef complex<T> T_numtype2; \
typedef complex<T> T_numtype; \
\
static inline T_numtype \
apply(T_numtype1 a, T_numtype2 b) \
{ return fun(a,b); } \
\
template<typename T1, typename T2> \
static inline void prettyPrint(BZ_STD_SCOPE(string) &str, \
prettyPrintFormat& format, const T1& t1, \
const T2& t2) \
{ \
str += #fun; \
str += "("; \
t1.prettyPrint(str, format); \
str += ","; \
t2.prettyPrint(str, format); \
str += ")"; \
} \
};
#ifdef BZ_HAVE_COMPLEX_MATH1
BZ_DEFINE_BINARY_CFUNC(Fn_pow,BZ_CMATHFN_SCOPE(pow))
#endif
/* Binary functions that apply only to T and return complex<T> */
#define BZ_DEFINE_BINARY_FUNC_CRET(name,fun) \
template<typename T_numtype1, typename T_numtype2> \
struct name; \
\
template<typename T> \
struct name<T, T> { \
typedef T T_numtype1; \
typedef T T_numtype2; \
typedef complex<T> T_numtype; \
\
static inline T_numtype \
apply(T_numtype1 a, T_numtype2 b) \
{ return fun(a,b); } \
\
template<typename T1, typename T2> \
static inline void prettyPrint(BZ_STD_SCOPE(string) &str, \
prettyPrintFormat& format, const T1& t1, \
const T2& t2) \
{ \
str += #fun; \
str += "("; \
t1.prettyPrint(str, format); \
str += ","; \
t2.prettyPrint(str, format); \
str += ")"; \
} \
};
#ifdef BZ_HAVE_COMPLEX_FCNS
BZ_DEFINE_BINARY_FUNC_CRET(Fn_polar,BZ_CMATHFN_SCOPE(polar))
#endif
#endif // BZ_HAVE_COMPLEX
/* Ternary functions that return type based on type promotion */
#define BZ_DEFINE_TERNARY_FUNC(name,fun) \
template <typename P_numtype1, typename P_numtype2, \
typename P_numtype3> \
struct name { \
typedef BZ_PROMOTE(P_numtype1, \
BZ_PROMOTE(P_numtype2,P_numtype3)) T_numtype; \
\
static inline T_numtype \
apply(P_numtype1 x, P_numtype2 y, P_numtype3 z) \
{ return fun(x,y,z); } \
\
template <typename T1, typename T2, typename T3> \
static void prettyPrint(BZ_STD_SCOPE(string) &str, \
prettyPrintFormat& format, \
const T1& a,const T2& b, const T3& c) \
{ \
str += #fun; \
str += "("; \
a.prettyPrint(str,format); \
str += ","; \
b.prettyPrint(str,format); \
str += ","; \
c.prettyPrint(str,format); \
str += ")"; \
} \
};
/* Ternary functions that return a specified type */
#define BZ_DEFINE_TERNARY_FUNC_RET(name,fun,ret) \
template <typename P_numtype1, typename P_numtype2, \
typename P_numtype3> \
struct name { \
typedef ret T_numtype; \
\
static inline T_numtype \
apply(P_numtype1 x, P_numtype2 y, P_numtype3 z) \
{ return fun(x,y,z); } \
\
template <typename T1, typename T2, typename T3> \
static void prettyPrint(BZ_STD_SCOPE(string) &str, \
prettyPrintFormat& format, \
const T1& a,const T2& b, const T3& c) \
{ \
str += #fun; \
str += "("; \
a.prettyPrint(str,format); \
str += ","; \
b.prettyPrint(str,format); \
str += ","; \
c.prettyPrint(str,format); \
str += ")"; \
} \
};
/* These functions don't quite fit the usual patterns */
// abs() Absolute value
template<typename T_numtype1>
struct Fn_abs;
// abs(int)
template<>
struct Fn_abs< int > {
typedef int T_numtype1;
typedef int T_numtype;
static inline T_numtype
apply(T_numtype1 a)
{ return BZ_MATHFN_SCOPE(abs)(a); }
template<typename T1>
static inline void prettyPrint(BZ_STD_SCOPE(string) &str,
prettyPrintFormat& format, const T1& t1)
{
str += "abs";
str += "(";
t1.prettyPrint(str, format);
str += ")";
}
};
// abs(long)
template<>
struct Fn_abs< long int > {
typedef long int T_numtype1;
typedef long int T_numtype;
static inline T_numtype
apply(T_numtype1 a)
{ return BZ_MATHFN_SCOPE(labs)(a); }
template<typename T1>
static inline void prettyPrint(BZ_STD_SCOPE(string) &str,
prettyPrintFormat& format, const T1& t1)
{
str += "abs";
str += "(";
t1.prettyPrint(str, format);
str += ")";
}
};
// abs(float)
template<>
struct Fn_abs< float > {
typedef float T_numtype1;
typedef float T_numtype;
static inline T_numtype
apply(T_numtype1 a)
{ return BZ_MATHFN_SCOPE(fabs)(a); }
template<typename T1>
static inline void prettyPrint(BZ_STD_SCOPE(string) &str,
prettyPrintFormat& format, const T1& t1)
{
str += "abs";
str += "(";
t1.prettyPrint(str, format);
str += ")";
}
};
// abs(double)
template<>
struct Fn_abs< double > {
typedef double T_numtype1;
typedef double T_numtype;
static inline T_numtype
apply(T_numtype1 a)
{ return BZ_MATHFN_SCOPE(fabs)(a); }
template<typename T1>
static inline void prettyPrint(BZ_STD_SCOPE(string) &str,
prettyPrintFormat& format, const T1& t1)
{
str += "abs";
str += "(";
t1.prettyPrint(str, format);
str += ")";
}
};
// abs(long double)
template<>
struct Fn_abs< long double > {
typedef long double T_numtype1;
typedef long double T_numtype;
static inline T_numtype
apply(T_numtype1 a)
{ return BZ_MATHFN_SCOPE(fabs)(a); }
template<typename T1>
static inline void prettyPrint(BZ_STD_SCOPE(string) &str,
prettyPrintFormat& format, const T1& t1)
{
str += "abs";
str += "(";
t1.prettyPrint(str, format);
str += ")";
}
};
#ifdef BZ_HAVE_COMPLEX_FCNS
// abs(complex<T>)
template<typename T>
struct Fn_abs< complex<T> > {
typedef complex<T> T_numtype1;
typedef T T_numtype;
static inline T_numtype
apply(T_numtype1 a)
{ return BZ_CMATHFN_SCOPE(abs)(a); }
template<typename T1>
static inline void prettyPrint(BZ_STD_SCOPE(string) &str,
prettyPrintFormat& format, const T1& t1)
{
str += "abs";
str += "(";
t1.prettyPrint(str, format);
str += ")";
}
};
#endif // BZ_HAVE_COMPLEX_FCNS
#ifdef BZ_HAVE_IEEE_MATH
// isnan() Nonzero if NaNS or NaNQ
template<typename T_numtype1>
struct Fn_isnan {
typedef int T_numtype;
static inline T_numtype
apply(T_numtype1 a)
{
#ifdef BZ_ISNAN_IN_NAMESPACE_STD
return BZ_STD_SCOPE(isnan)(a);
#else
return BZ_IEEEMATHFN_SCOPE(isnan)(a);
#endif
}
template<typename T1>
static inline void prettyPrint(BZ_STD_SCOPE(string) &str,
prettyPrintFormat& format, const T1& t1)
{
str += "isnan";
str += "(";
t1.prettyPrint(str, format);
str += ")";
}
};
#endif // BZ_HAVE_IEEE_MATH
// Blitz cast() function
template<typename T_numtype1, typename T_cast>
struct Cast {
typedef T_cast T_numtype;
static inline T_numtype
apply(T_numtype1 a)
{ return T_numtype(a); }
template<typename T1>
static inline void prettyPrint(BZ_STD_SCOPE(string) &str,
prettyPrintFormat& format, const T1& t1)
{
str += BZ_DEBUG_TEMPLATE_AS_STRING_LITERAL(T_cast);
str += "(";
t1.prettyPrint(str, format);
str += ")";
}
};
BZ_NAMESPACE_END
#endif // BZ_FUNCS_H