LSSTApplications  19.0.0-14-gb0260a2+6db932c395,20.0.0+235c3eae2c,20.0.0+448775ce90,20.0.0+5f56aa8f28,20.0.0+b40eaeb6a0,20.0.0+d006f05c5d,20.0.0+dbd2281351,20.0.0+dc1acf7baf,20.0.0+e2e26847c2,20.0.0+f48bb53858,20.0.0-1-g10df615+4b67200b40,20.0.0-1-g253301a+d006f05c5d,20.0.0-1-g2b7511a+f48bb53858,20.0.0-1-g4d801e7+68c50072dc,20.0.0-1-g5b95a8c+d1beabf16b,20.0.0-1-g660595b+f45b7d88f4,20.0.0-1-gc96f8cb+4df7bab894,20.0.0-1-gd1c87d7+add1f556b4,20.0.0-1-gedffbd8+eb23c4e4f2,20.0.0-11-g13aeee2+1a7c0f1887,20.0.0-14-g199c894+e853f797a7,20.0.0-15-gf5872d0+4df7bab894,20.0.0-16-g6fe20a1+b7072f60df,20.0.0-2-g4dae9ad+4df7bab894,20.0.0-2-g5ad0983+1a7c0f1887,20.0.0-2-g7818986+add1f556b4,20.0.0-2-gb095acb+63636aeed8,20.0.0-2-gdaeb0e8+7d7ca508c5,20.0.0-2-gec03fae+de92faa26f,20.0.0-23-g8d4de91b+950b69a445,20.0.0-4-gfea843c+f45b7d88f4,20.0.0-46-g00fa051+1467b54e00,20.0.0-5-g357b56b+f45b7d88f4,20.0.0-5-gfcebe35+a6a1a2f802,20.0.0-7-gc818c6e6+57cf537add,20.0.0-7-gcda7bf1+738fa57269,20.0.0-9-g61a2a9a3d+7fa50e000d,w.2020.38
LSSTDataManagementBasePackage
Access.h
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1 // -*- lsst-c++ -*-
2 #ifndef AFW_TABLE_DETAIL_Access_h_INCLUDED
3 #define AFW_TABLE_DETAIL_Access_h_INCLUDED
4 
5 #include <cstring>
6 
7 #include "ndarray/Manager.h"
11 
12 namespace lsst {
13 namespace afw {
14 namespace table {
15 
16 class BaseRecord;
17 class BaseTable;
18 
19 namespace detail {
20 
31 class Access final {
32 public:
34  template <typename T>
36  if (!static_cast<Key<T> const &>(kb).isValid()) {
37  throw LSST_EXCEPT(
40  "Cannot extract subfield key from invalid key of type '%s' "
41  "(most often this is caused by failing to setup centroid or shape slots)") %
43  .str());
44  }
45  return Key<typename Key<T>::Element>(static_cast<Key<T> const &>(kb).getOffset() +
46  n * sizeof(typename Key<T>::Element));
47  }
48 
50  template <typename T>
51  static Key<Array<T> > extractRange(KeyBase<Array<T> > const &kb, int begin, int end) {
52  if (!static_cast<Key<Array<T> > const &>(kb).isValid()) {
54  (boost::format("Cannot extract subfield key from invalid key of type '%s' ") %
56  .str());
57  }
58  return Key<Array<T> >(static_cast<Key<Array<T> > const &>(kb).getOffset() +
59  begin * sizeof(typename Key<T>::Element),
60  end - begin);
61  }
62 
64  template <typename T>
65  static Key<T> makeKey(int offset) {
66  return Key<T>(offset);
67  }
68 
70  template <typename T>
71  static Key<T> makeKey(Field<T> const &field, int offset) {
72  return Key<T>(offset, field);
73  }
74 
76  static Key<Flag> makeKey(int offset, int bit) { return Key<Flag>(offset, bit); }
77 
79  static Key<std::string> makeKeyString(int offset, int size) { return Key<std::string>(offset, size); }
80 
82  template <typename T>
83  static Key<Array<T>> makeKeyArray(int offset, int size) {
84  return Key<Array<T>>(offset, size);
85  }
86 
88  static void padSchema(Schema &schema, int bytes) {
89  schema._edit();
90  schema._impl->_recordSize += bytes;
91  }
92 };
93 } // namespace detail
94 } // namespace table
95 } // namespace afw
96 } // namespace lsst
97 
98 #endif // !AFW_TABLE_DETAIL_Access_h_INCLUDED
schema
table::Schema schema
Definition: Amplifier.cc:115
lsst::afw::table::detail::Access::makeKeyArray
static Key< Array< T > > makeKeyArray(int offset, int size)
Definition: Access.h:83
lsst::afw::table::detail::Access::makeKey
static Key< T > makeKey(int offset)
Definition: Access.h:65
lsst::afw::table::detail::Access::makeKeyString
static Key< std::string > makeKeyString(int offset, int size)
Definition: Access.h:79
lsst::afw::table::KeyBase
A base class for Key that allows subfield keys to be extracted for some field types.
Definition: KeyBase.h:20
lsst::afw
Definition: imageAlgorithm.dox:1
lsst::afw::table::Schema
Defines the fields and offsets for a table.
Definition: Schema.h:50
lsst.pex.config.history.format
def format(config, name=None, writeSourceLine=True, prefix="", verbose=False)
Definition: history.py:174
end
int end
Definition: BoundedField.cc:105
lsst::afw::table::detail::Access::extractRange
static Key< Array< T > > extractRange(KeyBase< Array< T > > const &kb, int begin, int end)
Definition: Access.h:51
lsst::afw::table::detail::Access::padSchema
static void padSchema(Schema &schema, int bytes)
Definition: Access.h:88
lsst::afw::table::detail::Access::makeKey
static Key< Flag > makeKey(int offset, int bit)
Definition: Access.h:76
field
table::Key< int > field
Definition: ApCorrMap.cc:77
lsst.pex::exceptions::LogicError
Reports errors in the logical structure of the program.
Definition: Runtime.h:46
lsst::afw::table::detail::Access::makeKey
static Key< T > makeKey(Field< T > const &field, int offset)
Definition: Access.h:71
lsst::afw::table::Key
A class used as a handle to a particular field in a table.
Definition: fwd.h:45
lsst::afw::table::Array
Tag types used to declare specialized field types.
Definition: misc.h:32
lsst
A base class for image defects.
Definition: imageAlgorithm.dox:1
LSST_EXCEPT
#define LSST_EXCEPT(type,...)
Create an exception with a given type.
Definition: Exception.h:48
lsst::afw::table::detail::Access::extractElement
static Key< typename Key< T >::Element > extractElement(KeyBase< T > const &kb, int n)
Definition: Access.h:35
bytes
table::Key< table::Array< std::uint8_t > > bytes
Definition: Transform.cc:199
lsst::afw::table::Field
A description of a field in a table.
Definition: Field.h:24
lsst::afw::table::detail::Access
Definition: Access.h:31
SchemaImpl.h
isValid
bool isValid
Definition: fits.cc:399
Schema.h
FieldBase.h
lsst::afw::table::Key< Flag >
Key specialization for Flag.
Definition: Flag.h:94