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LSSTDataManagementBasePackage
CoordinateExpr.h
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1 // -*- lsst-c++ -*-
2 
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24 
29 #ifndef LSST_AFW_GEOM_COORDINATEEXPR_H
30 #define LSST_AFW_GEOM_COORDINATEEXPR_H
31 
33 
34 namespace lsst { namespace afw { namespace geom {
35 
53 template<int N>
54 class CoordinateExpr : public CoordinateBase<CoordinateExpr<N>,bool,N> {
56 public:
57 
59  explicit CoordinateExpr(bool val=false) : Super(val) {}
60 
62  template <typename Vector>
63  explicit CoordinateExpr(Eigen::MatrixBase<Vector> const & vector) : Super(vector) {}
64 
71  CoordinateExpr and_(CoordinateExpr const & rhs) const;
72  CoordinateExpr or_(CoordinateExpr const & rhs) const;
73  CoordinateExpr not_() const;
75 
76 };
77 
79 template <int N>
80 inline bool all(CoordinateExpr<N> const & expr) {
81  for (int n=0; n<N; ++n) if (!expr[n]) return false;
82  return true;
83 }
84 
86 template <int N>
87 inline bool any(CoordinateExpr<N> const & expr) {
88  for (int n=0; n<N; ++n) if (expr[n]) return true;
89  return false;
90 }
91 
94 
95 }}}
96 
97 #endif
A boolean coordinate.
CoordinateExpr(bool val=false)
Construct a CoordinateExpr with all elements set to the same scalar value.
bool all(CoordinateExpr< N > const &expr)
Return true if all elements are true.
CoordinateBase< CoordinateExpr< N >, bool, N > Super
CoordinateExpr or_(CoordinateExpr const &rhs) const
CoordinateExpr and_(CoordinateExpr const &rhs) const
A CRTP base class for coordinate objects.
bool any(CoordinateExpr< N > const &expr)
Return true if any elements are true.
CoordinateExpr< 3 > CoordinateExpr3
CoordinateExpr not_() const
A CRTP base class for coordinate objects, providing partial specializations for 2D and 3D...
ImageT val
Definition: CR.cc:154
CoordinateExpr(Eigen::MatrixBase< Vector > const &vector)
Construct a CoordinateExpr from an Eigen vector.
CoordinateExpr< 2 > CoordinateExpr2