traits.hpp

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/*******************************************************
 * Copyright (c) 2014, ArrayFire
 * All rights reserved.
 *
 * This file is distributed under 3-clause BSD license.
 * The complete license agreement can be obtained at:
 * http://arrayfire.com/licenses/BSD-3-Clause
 ********************************************************/
 
#pragma once
 
#ifdef __cplusplus
 
#include <complex>
#include <af/defines.h>
#include <af/complex.h>
#include <af/half.h>
 
namespace af {
 
template<typename T> struct dtype_traits;
 
template<>
struct dtype_traits<float> {
    enum {
        af_type = f32,
        ctype = f32
    };
    typedef float base_type;
    static const char* getName() { return "float"; }
};
 
template<>
struct dtype_traits<af::cfloat> {
    enum {
        af_type = c32 ,
        ctype = c32
    };
    typedef float base_type;
    static const char* getName() { return "std::complex<float>"; }
};
 
template<>
struct dtype_traits<std::complex<float> > {
    enum {
        af_type = c32 ,
        ctype = c32
    };
    typedef float base_type;
    static const char* getName() { return "std::complex<float>"; }
};
 
template<>
struct dtype_traits<double> {
    enum {
        af_type = f64 ,
        ctype = f32
    };
    typedef double base_type;
    static const char* getName() { return "double"; }
};
 
template<>
struct dtype_traits<af::cdouble> {
    enum {
        af_type = c64 ,
        ctype = c64
    };
    typedef double base_type;
    static const char* getName() { return "std::complex<double>"; }
};
 
template<>
struct dtype_traits<std::complex<double> > {
    enum {
        af_type = c64 ,
        ctype = c64
    };
    typedef double base_type;
    static const char* getName() { return "std::complex<double>"; }
};
 
template<>
struct dtype_traits<char> {
    enum {
        af_type = b8 ,
        ctype = f32
    };
    typedef char base_type;
    static const char* getName() { return "char"; }
};
 
template<>
struct dtype_traits<int> {
    enum {
        af_type = s32 ,
        ctype = f32
    };
    typedef int base_type;
    static const char* getName() { return "int"; }
};
 
template<>
struct dtype_traits<unsigned> {
    enum {
        af_type = u32 ,
        ctype = f32
    };
    typedef unsigned base_type;
    static const char* getName() { return "uint"; }
};
 
template<>
struct dtype_traits<unsigned char> {
    enum {
        af_type = u8 ,
        ctype = f32
    };
    typedef unsigned char base_type;
    static const char* getName() { return "uchar"; }
};
 
template<>
struct dtype_traits<long long> {
    enum {
        af_type = s64 ,
        ctype = s64
    };
    typedef long long base_type;
    static const char* getName() { return "long"; }
};
 
template<>
struct dtype_traits<unsigned long long> {
    enum {
        af_type = u64 ,
        ctype = u64
    };
    typedef unsigned long long base_type;
    static const char* getName() { return "ulong"; }
};
 
#if AF_API_VERSION >= 32
template<>
struct dtype_traits<short> {
    enum {
        af_type = s16 ,
        ctype = s16
    };
    typedef short base_type;
    static const char* getName() { return "short"; }
};
#endif
 
#if AF_API_VERSION >= 32
template<>
struct dtype_traits<unsigned short> {
    enum {
        af_type = u16 ,
        ctype = u16
    };
    typedef unsigned short base_type;
    static const char* getName() { return "ushort"; }
};
#endif
 
#if AF_API_VERSION >= 37
template<>
struct dtype_traits<half> {
    enum {
        af_type = f16 ,
        ctype = f16
    };
    typedef half base_type;
    static const char* getName() { return "half"; }
};
#endif
}
 
#endif