FGFS-4.1/OpenSceneGraph
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Added support of archiving into osgTerrain::DataSet and osgdem.

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This commit is contained in:
Robert Osfield
2004-11-09 14:18:29 +00:00
parent ec319e663f
commit 564869487a
6 changed files with 199 additions and 56 deletions
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31
include/osgDB/Archive
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@@ -62,6 +62,34 @@ class OSGDB_EXPORT Archive : public ReaderWriter
virtual WriteResult writeHeightField(const osg::HeightField& heightField,const std::string& fileName,const Options* options=NULL);
virtual WriteResult writeNode(const osg::Node& node,const std::string& fileName,const Options* options=NULL);
/** Functor used in internal implementations.*/
struct ReadFunctor
{
ReadFunctor(const std::string& filename, const ReaderWriter::Options* options):
_filename(filename),
_options(options) {}
virtual ~ReadFunctor() {}
virtual ReaderWriter::ReadResult doRead(ReaderWriter& rw, std::istream& input) const = 0;
std::string _filename;
const ReaderWriter::Options* _options;
};
/** Functor used in internal implementations.*/
struct WriteFunctor
{
WriteFunctor(const std::string& filename, const ReaderWriter::Options* options):
_filename(filename),
_options(options) {}
virtual ~WriteFunctor() {}
virtual ReaderWriter::WriteResult doWrite(ReaderWriter& rw, std::ostream& output) const = 0;
std::string _filename;
const ReaderWriter::Options* _options;
};
protected:
@@ -114,7 +142,8 @@ class OSGDB_EXPORT Archive : public ReaderWriter
char* _data;
};
ReaderWriter::ReadResult read(const ReadFunctor& readFunctor);
ReaderWriter::WriteResult write(const WriteFunctor& writeFunctor);
typedef std::list< osg::ref_ptr<IndexBlock> > IndexBlockList;