RDB 2: riegl/rdb/pointcloud/openSettings.hpp Source File

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openSettings.hpp
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1 /*
2 *******************************************************************************
3 *
4 * Copyright 2026 RIEGL Laser Measurement Systems
5 *
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 *
18 * SPDX-License-Identifier: Apache-2.0
19 *
20 *******************************************************************************
21 */
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 <cstdlib>
45 #include <cstdint>
46
47 #include "riegl/rdb/context.hpp"
48
49 //---< NAMESPACE >--------------------------------------------------------------
50
51 namespace riegl {
52 namespace rdb {
53 namespace pointcloud {
54
55 //---< CLASS OpenSettings >-----------------------------------------------------
56 /*!
57 * \brief Database open settings
58 *
59 * This class defines settings for opening a point cloud database.
60 */
61 class OpenSettings
62 {
63 public:
64 /*!
65 * \brief Point cache size
66 *
67 * The database engine may buffer read and write operations in an
68 * internal cache. This value defines the cache size in bytes (octets).
69 *
70 * Default: 500 MB
71 */
72 std::uint64_t cacheSize;
73
74 public:
75 ~OpenSettings();
76
77 /*!
78 * \brief Default constructor
79 *
80 * All properties are set to default values.
81 */
82 OpenSettings();
83
84 /// \deprecated since 2.2.3 - use the context-free constructors instead
85 explicit OpenSettings(riegl::rdb::Context &context);
86
87 /*!
88 * \brief Copy constructor
89 *
90 * All properties are copied from the given settings object.
91 */
92 OpenSettings(const OpenSettings &settings);
93
94 /*!
95 * \brief Assignment operator
96 *
97 * All properties are copied from the given settings object.
98 */
99 OpenSettings& operator=(const OpenSettings &settings);
100
101 /*!
102 * \brief Load settings from JSON string
103 *
104 * This function parses the given JSON string and applies all available
105 * properties - missing properties are silently ignored (i.e. the value
106 * remains unchanged). When parsing the JSON string fails, an exception
107 * is thrown.
108 *
109 * Example JSON string:
110 *
111 * {
112 * "cache_size": 524288000
113 * }
114 */
115 void load(const std::string &json);
116
117 /*!
118 * \brief Save settings to JSON string
119 * \see load()
120 */
121 std::string save() const;
122
123 private:
124 friend class OpenSettingsWrapper;
125 void *data;
126 };
127
128 }}} // namespace riegl::rdb::pointcloud
129
130 #endif // RIEGL_RDB_POINTCLOUD_OPENSETTINGS_HPP
riegl::rdb::Context
Library context.
Definition: context.hpp:75
riegl::rdb::pointcloud::OpenSettings::operator=
OpenSettings & operator=(const OpenSettings &settings)
Assignment operator.
context.hpp
RDB library context.
riegl::rdb::pointcloud::OpenSettings
Database open settings.
Definition: openSettings.hpp:61
riegl::rdb::pointcloud::OpenSettings::OpenSettings
OpenSettings()
Default constructor.
riegl::rdb::pointcloud::OpenSettings::save
std::string save() const
Save settings to JSON string.
riegl::rdb::pointcloud::OpenSettings::OpenSettingsWrapper
friend class OpenSettingsWrapper
Definition: openSettings.hpp:124
riegl::rdb::pointcloud::OpenSettings::load
void load(const std::string &json)
Load settings from JSON string.
riegl::rdb::pointcloud::OpenSettings::cacheSize
std::uint64_t cacheSize
Point cache size.
Definition: openSettings.hpp:72
riegl::rdb::pointcloud::OpenSettings::~OpenSettings
~OpenSettings()