RDB 2
openSettings.hpp
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1 /*
2  *******************************************************************************
3  *
4  * Copyright 2021 RIEGL Laser Measurement Systems
5  *
6  * Licensed under the Apache License, Version 2.0 (the "License");
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18  * SPDX-License-Identifier: Apache-2.0
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22 /*!
23  *******************************************************************************
24  *
25  * \file openSettings.hpp
26  * \author RIEGL LMS GmbH, Austria
27  * \brief Database open settings
28  * \version 2015-10-14/AW: Initial version
29  * \version 2016-09-22/AW: Parameter 'cacheSize' changed from 32 to 64 bit type
30  * \version 2016-12-19/AW: New functions to load/save settings from/to JSON
31  * \version 2017-03-28/AW: Documentation of JSON load/save functions updated
32  * \version 2017-11-24/AW: Constructors declared as "explicit" (#2825)
33  * \version 2019-02-15/AW: Fix C++ API wrapper of OpenSettings class
34  * \version 2020-02-21/AW: Class 'OpenSettings' is now context-free (#3544)
35  *
36  *******************************************************************************
37  */
38 
39 #ifndef RIEGL_RDB_POINTCLOUD_OPENSETTINGS_HPP
40 #define RIEGL_RDB_POINTCLOUD_OPENSETTINGS_HPP
41 
42 //---< INCLUDES >---------------------------------------------------------------
43 
44 #include <cstdint>
45 #include "riegl/rdb/context.hpp"
46 
47 //---< NAMESPACE >--------------------------------------------------------------
48 
49 namespace riegl {
50 namespace rdb {
51 namespace pointcloud {
52 
53 //---< CLASS OpenSettings >-----------------------------------------------------
54 /*!
55  * \brief Database open settings
56  *
57  * This class defines settings for opening a point cloud database.
58  */
60 {
61 public:
62  /*!
63  * \brief Point cache size
64  *
65  * The database engine may buffer read and write operations in an
66  * internal cache. This value defines the cache size in bytes (octets).
67  *
68  * Default: 500 MB
69  */
70  uint64_t cacheSize;
71 
72 public:
73  ~OpenSettings();
74 
75  /*!
76  * \brief Default constructor
77  *
78  * All properties are set to default values.
79  */
80  OpenSettings();
81 
82  /// \deprecated since 2.2.3 - use the context-free constructors instead
83  explicit OpenSettings(riegl::rdb::Context &context);
84 
85  /*!
86  * \brief Copy constructor
87  *
88  * All properties are copied from the given settings object.
89  */
90  OpenSettings(const OpenSettings &settings);
91 
92  /*!
93  * \brief Assignment operator
94  *
95  * All properties are copied from the given settings object.
96  */
97  OpenSettings& operator=(const OpenSettings &settings);
98 
99  /*!
100  * \brief Load settings from JSON string
101  *
102  * This function parses the given JSON string and applies all available
103  * properties - missing properties are silently ignored (i.e. the value
104  * remains unchanged). When parsing the JSON string fails, an exception
105  * is thrown.
106  *
107  * Example JSON string:
108  *
109  * {
110  * "cache_size": 524288000
111  * }
112  */
113  void load(const std::string &json);
114 
115  /*!
116  * \brief Save settings to JSON string
117  * \see load()
118  */
119  std::string save() const;
120 
121 private:
122  friend class OpenSettingsWrapper;
123  void *data;
124 };
125 
126 }}} // namespace riegl::rdb::pointcloud
127 
128 #endif // RIEGL_RDB_POINTCLOUD_OPENSETTINGS_HPP
riegl::rdb::pointcloud::OpenSettings::~OpenSettings
~OpenSettings()
riegl::rdb::pointcloud::OpenSettings::save
std::string save() const
Save settings to JSON string.
context.hpp
RDB library context.
riegl
RIEGL Laser Measurement Systems GmbH, Austria.
Definition: context.hpp:48
riegl::rdb::pointcloud::OpenSettings::operator=
OpenSettings & operator=(const OpenSettings &settings)
Assignment operator.
riegl::rdb::pointcloud::OpenSettings
Database open settings.
Definition: openSettings.hpp:59
riegl::rdb::pointcloud::OpenSettings::cacheSize
uint64_t cacheSize
Point cache size.
Definition: openSettings.hpp:70
riegl::rdb::pointcloud::OpenSettings::OpenSettingsWrapper
friend class OpenSettingsWrapper
Definition: openSettings.hpp:122
riegl::rdb::pointcloud::OpenSettings::OpenSettings
OpenSettings()
Default constructor.
riegl::rdb::pointcloud::OpenSettings::load
void load(const std::string &json)
Load settings from JSON string.
riegl::rdb::Context
Library context.
Definition: context.hpp:70