DGtal 1.3.0
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PredicateFromOrientationFunctor2.h
1
17#pragma once
18
31#if defined(PredicateFromOrientationFunctor2_RECURSES)
32#error Recursive header files inclusion detected in PredicateFromOrientationFunctor2.h
33#else // defined(PredicateFromOrientationFunctor2_RECURSES)
35#define PredicateFromOrientationFunctor2_RECURSES
36
37#if !defined PredicateFromOrientationFunctor2_h
39#define PredicateFromOrientationFunctor2_h
40
42// Inclusions
43#include <iostream>
44#include "DGtal/base/Common.h"
45
46#include "DGtal/base/Alias.h"
47#include "DGtal/base/BasicFunctors.h"
48#include "DGtal/geometry/tools/determinant/COrientationFunctor2.h"
50
51namespace DGtal
52{
53
55 // template class PredicateFromOrientationFunctor2
80 template <typename TOrientationFunctor, bool acceptNeg = false, bool acceptZero = false >
82 {
83 // ----------------------- Types ------------------------------------------
84 public:
88 typedef TOrientationFunctor Functor;
90
94 typedef typename Functor::Point Point;
95
101
102 // ----------------------- Standard services ------------------------------
103 public:
104
110
116 void init( const Point& aPoint1, const Point& aPoint2 );
117
124 bool operator()( const Point& aPoint ) const;
125
134 bool operator()(const Point& aPoint1, const Point& aPoint2, const Point& aPoint3 ) const;
135
136 // ----------------------- Interface --------------------------------------
137 public:
138
143 void selfDisplay ( std::ostream & out ) const;
144
149 bool isValid() const;
150
151 // ------------------------- Private Datas --------------------------------
152 private:
153
158
163
164
165 }; // end of class PredicateFromOrientationFunctor2
166
167
174 template <typename TOrientationFunctor, bool acceptNeg, bool acceptZero>
175 std::ostream&
177
178} // namespace DGtal
179
180
182// Includes inline functions.
183#include "DGtal/geometry/tools/determinant/PredicateFromOrientationFunctor2.ih"
184
185// //
187
188#endif // !defined PredicateFromOrientationFunctor2_h
189
190#undef PredicateFromOrientationFunctor2_RECURSES
191#endif // else defined(PredicateFromOrientationFunctor2_RECURSES)
Aim: This class encapsulates its parameter class so that to indicate to the user that the object/poin...
Definition: Alias.h:183
Aim: Small adapter to models of COrientationFunctor2. It is a model of concepts::CPointPredicate....
bool operator()(const Point &aPoint) const
bool operator()(const Point &aPoint1, const Point &aPoint2, const Point &aPoint3) const
void init(const Point &aPoint1, const Point &aPoint2)
void selfDisplay(std::ostream &out) const
functors::Thresholder< typename Functor::Value, acceptNeg, acceptZero > MyThresholder
PredicateFromOrientationFunctor2(Alias< Functor > aFunctor)
BOOST_CONCEPT_ASSERT((concepts::COrientationFunctor2< Functor >))
Aim: A small functor with an operator () that compares one value to a threshold value according to tw...
DGtal is the top-level namespace which contains all DGtal functions and types.
std::ostream & operator<<(std::ostream &out, const ClosedIntegerHalfPlane< TSpace > &object)
Aim: This concept is a refinement of COrientationFunctor, useful for simple algebraic curves that can...
const Point aPoint(3, 4)