min.h

#pragma once
 
#include <climits>
#include <float.h>
 
namespace cgv {
    namespace type {
        namespace traits {
            template <typename T> struct min {};
            template <> struct min<char>  { static const char  value = CHAR_MIN; };
            template <> struct min<short> { static const short value = SHRT_MIN; };
            template <> struct min<int>   { static const int   value = INT_MIN; };
            template <> struct min<long>  { static const long  value = LONG_MIN; };
            template <> struct min<unsigned char>  { static const unsigned char  value = 0; };
            template <> struct min<unsigned short> { static const unsigned short value = 0; };
            template <> struct min<unsigned int>   { static const unsigned int   value = 0; };
            template <> struct min<unsigned long>  { static const unsigned long  value = 0; };
 
            template <typename T> struct min_fct { static T get_value() { return min<T>::value; } };
            template <> struct min_fct<float>    { static float  get_value() { return -FLT_MAX; } };
            template <> struct min_fct<double>   { static double get_value() { return  -DBL_MAX; } };
        }
    }
}