OpenSceneGraph 3.6.5
FileCache
Go to the documentation of this file.
1/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
2 *
3 * This library is open source and may be redistributed and/or modified under
4 * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
5 * (at your option) any later version. The full license is in LICENSE file
6 * included with this distribution, and on the openscenegraph.org website.
7 *
8 * This library is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * OpenSceneGraph Public License for more details.
12*/
13
14#ifndef OSGDB_FILECACHE
15#define OSGDB_FILECACHE 1
16
17#include <osg/Node>
18
19#include <osgDB/ReaderWriter>
21
22#include <set>
23
24namespace osgDB {
25
27{
28 public:
29
30 FileCache(const std::string& path);
31
32 const std::string& getFileCachePath() const { return _fileCachePath; }
33
34 virtual bool isFileAppropriateForFileCache(const std::string& originalFileName) const;
35
36 virtual std::string createCacheFileName(const std::string& originalFileName) const;
37
38 virtual bool existsInCache(const std::string& originalFileName) const;
39
40 virtual ReaderWriter::ReadResult readImage(const std::string& originalFileName, const osgDB::Options* options) const;
41 virtual ReaderWriter::WriteResult writeImage(const osg::Image& image, const std::string& originalFileName, const osgDB::Options* options) const;
42
43 virtual ReaderWriter::ReadResult readObject(const std::string& originalFileName, const osgDB::Options* options) const;
44 virtual ReaderWriter::WriteResult writeObject(const osg::Object& object, const std::string& originalFileName, const osgDB::Options* options) const;
45
46 virtual ReaderWriter::ReadResult readHeightField(const std::string& originalFileName, const osgDB::Options* options) const;
47 virtual ReaderWriter::WriteResult writeHeightField(const osg::HeightField& hf, const std::string& originalFileName, const osgDB::Options* options) const;
48
49 virtual ReaderWriter::ReadResult readNode(const std::string& originalFileName, const osgDB::Options* options, bool buildKdTreeIfRequired=true) const;
50 virtual ReaderWriter::WriteResult writeNode(const osg::Node& node, const std::string& originalFileName, const osgDB::Options* options) const;
51
52 virtual ReaderWriter::ReadResult readShader(const std::string& originalFileName, const osgDB::Options* options) const;
53 virtual ReaderWriter::WriteResult writeShader(const osg::Shader& shader, const std::string& originalFileName, const osgDB::Options* options) const;
54
55 bool loadDatabaseRevisionsForFile(const std::string& originanlFileName);
56
57 typedef std::list< osg::ref_ptr<DatabaseRevisions> > DatabaseRevisionsList;
59
60 bool isCachedFileBlackListed(const std::string& originalFileName) const;
61
62 protected:
63
64 virtual ~FileCache();
65
66 std::string _fileCachePath;
67
69
70 FileList* readFileList(const std::string& originalFileName) const;
71 bool removeFileFromBlackListed(const std::string& originalFileName) const;
72
73};
74
75}
76
77#endif
The osgDB library provides support for reading and writing scene graphs, providing a plugin framework...
Definition Archive:24
Image class for encapsulating the storage texture image data.
Definition Image:179
Base class for all internal nodes in the scene graph.
Definition Node:72
Base class/standard interface for objects which require IO support, cloning and reference counting.
Definition Object:61
Base class for providing reference counted objects.
Definition Referenced:44
osg::Shader is an application-level abstraction of an OpenGL glShader.
Definition Shader:89
Definition Shape:483
Definition DatabaseRevisions:26
DatabaseRevisionsList _databaseRevisionsList
Definition FileCache:68
bool loadDatabaseRevisionsForFile(const std::string &originanlFileName)
virtual ReaderWriter::WriteResult writeShader(const osg::Shader &shader, const std::string &originalFileName, const osgDB::Options *options) const
virtual std::string createCacheFileName(const std::string &originalFileName) const
std::string _fileCachePath
Definition FileCache:66
virtual ~FileCache()
bool isCachedFileBlackListed(const std::string &originalFileName) const
virtual ReaderWriter::ReadResult readObject(const std::string &originalFileName, const osgDB::Options *options) const
const std::string & getFileCachePath() const
Definition FileCache:32
virtual ReaderWriter::WriteResult writeNode(const osg::Node &node, const std::string &originalFileName, const osgDB::Options *options) const
DatabaseRevisionsList & getDatabaseRevisionsList()
Definition FileCache:58
virtual ReaderWriter::WriteResult writeHeightField(const osg::HeightField &hf, const std::string &originalFileName, const osgDB::Options *options) const
virtual ReaderWriter::ReadResult readImage(const std::string &originalFileName, const osgDB::Options *options) const
FileList * readFileList(const std::string &originalFileName) const
virtual ReaderWriter::WriteResult writeObject(const osg::Object &object, const std::string &originalFileName, const osgDB::Options *options) const
virtual ReaderWriter::ReadResult readNode(const std::string &originalFileName, const osgDB::Options *options, bool buildKdTreeIfRequired=true) const
virtual bool isFileAppropriateForFileCache(const std::string &originalFileName) const
FileCache(const std::string &path)
virtual ReaderWriter::WriteResult writeImage(const osg::Image &image, const std::string &originalFileName, const osgDB::Options *options) const
virtual ReaderWriter::ReadResult readShader(const std::string &originalFileName, const osgDB::Options *options) const
std::list< osg::ref_ptr< DatabaseRevisions > > DatabaseRevisionsList
Definition FileCache:57
bool removeFileFromBlackListed(const std::string &originalFileName) const
virtual ReaderWriter::ReadResult readHeightField(const std::string &originalFileName, const osgDB::Options *options) const
virtual bool existsInCache(const std::string &originalFileName) const
Options base class used for passing options into plugins to control their operation.
Definition Options:30
Definition ReaderWriter:109
Definition ReaderWriter:184
#define OSGDB_EXPORT
Definition Export:39

osg logo
Generated at Sun Jul 27 2025 00:00:00 for the OpenSceneGraph by doxygen 1.14.0.