pull/92/head
Bellaktris 10 years ago
parent 33eb6c28a4
commit 0f7df3152f
  1. 1
      modules/xphoto/src/inpainting.cpp
  2. 25
      modules/xphoto/src/norm2.hpp

@ -37,7 +37,6 @@
//
//M*/
#include <type_traits>
#include <vector>
#include <stack>
#include <limits>

@ -40,13 +40,32 @@
#ifndef __NORM2_HPP__
#define __NORM2_HPP__
template<bool B, class T = void> struct iftype {};
template<class T> struct iftype<true, T> { typedef T type; }; // enable_if
template<class T, T v> struct int_const { // integral_constant
static const T value = v;
typedef T value_type;
typedef int_const type;
operator value_type() const { return value; }
value_type operator()() const { return value; }
};
typedef int_const<bool,true> ttype; // true_type
typedef int_const<bool,false> ftype; // false_type
template<class T, class U> struct same_as : ftype {};
template<class T> struct same_as<T, T> : ttype {}; // is_same
template <typename _Tp> struct is_norm2_type :
std::integral_constant<bool, !std::is_unsigned<_Tp>::value && !std::is_same<_Tp, char>::value> {};
int_const<bool, _Tp(-1) < _Tp(0) && !same_as<_Tp, char>::value> {};
template <typename _Tp, int cn> static inline typename std::enable_if< is_norm2_type<_Tp>::value, _Tp >::
template <typename _Tp, int cn> static inline typename iftype< is_norm2_type<_Tp>::value, _Tp >::
type norm2(cv::Vec<_Tp, cn> a, cv::Vec<_Tp, cn> b) { return (a - b).dot(a - b); }
template <typename _Tp> static inline typename std::enable_if< is_norm2_type<_Tp>::value, _Tp >::
template <typename _Tp> static inline typename iftype< is_norm2_type<_Tp>::value, _Tp >::
type norm2(const _Tp &a, const _Tp &b) { return (a - b)*(a - b); }
#endif /* __NORM2_HPP__ */
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