LSSTApplications  17.0+11,17.0+34,17.0+56,17.0+57,17.0+59,17.0+7,17.0-1-g377950a+33,17.0.1-1-g114240f+2,17.0.1-1-g4d4fbc4+28,17.0.1-1-g55520dc+49,17.0.1-1-g5f4ed7e+52,17.0.1-1-g6dd7d69+17,17.0.1-1-g8de6c91+11,17.0.1-1-gb9095d2+7,17.0.1-1-ge9fec5e+5,17.0.1-1-gf4e0155+55,17.0.1-1-gfc65f5f+50,17.0.1-1-gfc6fb1f+20,17.0.1-10-g87f9f3f+1,17.0.1-11-ge9de802+16,17.0.1-16-ga14f7d5c+4,17.0.1-17-gc79d625+1,17.0.1-17-gdae4c4a+8,17.0.1-2-g26618f5+29,17.0.1-2-g54f2ebc+9,17.0.1-2-gf403422+1,17.0.1-20-g2ca2f74+6,17.0.1-23-gf3eadeb7+1,17.0.1-3-g7e86b59+39,17.0.1-3-gb5ca14a,17.0.1-3-gd08d533+40,17.0.1-30-g596af8797,17.0.1-4-g59d126d+4,17.0.1-4-gc69c472+5,17.0.1-6-g5afd9b9+4,17.0.1-7-g35889ee+1,17.0.1-7-gc7c8782+18,17.0.1-9-gc4bbfb2+3,w.2019.22
LSSTDataManagementBasePackage
Relationship.h
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1 /*
2  * LSST Data Management System
3  * Copyright 2014-2016 AURA/LSST.
4  *
5  * This product includes software developed by the
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22 
23 #ifndef LSST_SPHGEOM_RELATIONSHIP_H_
24 #define LSST_SPHGEOM_RELATIONSHIP_H_
25 
26 #include <bitset>
27 
30 
31 namespace lsst {
32 namespace sphgeom {
33 
36 
38 static constexpr Relationship DISJOINT(1);
39 
44 static constexpr Relationship INTERSECTS(0);
45 
47 static constexpr Relationship CONTAINS(2);
48 
50 static constexpr Relationship WITHIN(4);
51 
56  // If A is disjoint from B, then B is disjoint from A. But if A contains B
57  // then B is within A, so the corresponding bits must be swapped.
58  return (r & DISJOINT) | ((r & CONTAINS) << 1) | ((r & WITHIN) >> 1);
59 }
60 
61 }} // namespace lsst::sphgeom
62 
63 #endif // LSST_SPHGEOM_RELATIONSHIP_H_
Relationship invert(Relationship r)
Given the relationship between two sets A and B (i.e.
Definition: Relationship.h:55
A base class for image defects.
STL class.