OpenVDB  7.0.0
Stream.h
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1 // Copyright Contributors to the OpenVDB Project
2 // SPDX-License-Identifier: MPL-2.0
3 
4 #ifndef OPENVDB_IO_STREAM_HAS_BEEN_INCLUDED
5 #define OPENVDB_IO_STREAM_HAS_BEEN_INCLUDED
6 
7 #include "Archive.h"
8 #include <iosfwd>
9 #include <memory>
10 
11 
12 namespace openvdb {
14 namespace OPENVDB_VERSION_NAME {
15 namespace io {
16 
17 class GridDescriptor;
18 
19 
21 class OPENVDB_API Stream: public Archive
22 {
23 public:
29  explicit Stream(std::istream&, bool delayLoad = true);
30 
32  Stream();
34  explicit Stream(std::ostream&);
35 
36  Stream(const Stream&);
37  Stream& operator=(const Stream&);
38 
39  ~Stream() override;
40 
42  Archive::Ptr copy() const override;
43 
45  MetaMap::Ptr getMetadata() const;
46 
48  GridPtrVecPtr getGrids();
49 
52  void write(const GridCPtrVec&, const MetaMap& = MetaMap()) const override;
53 
56  template<typename GridPtrContainerT>
57  void write(const GridPtrContainerT&, const MetaMap& = MetaMap()) const;
58 
59 private:
63  GridBase::Ptr readGrid(const GridDescriptor&, std::istream&) const;
64 
65  void writeGrids(std::ostream&, const GridCPtrVec&, const MetaMap&) const;
66 
67 
68  struct Impl;
69  std::unique_ptr<Impl> mImpl;
70 };
71 
72 
74 
75 
76 template<typename GridPtrContainerT>
77 inline void
78 Stream::write(const GridPtrContainerT& container, const MetaMap& metadata) const
79 {
80  GridCPtrVec grids;
81  std::copy(container.begin(), container.end(), std::back_inserter(grids));
82  this->write(grids, metadata);
83 }
84 
85 } // namespace io
86 } // namespace OPENVDB_VERSION_NAME
87 } // namespace openvdb
88 
89 #endif // OPENVDB_IO_STREAM_HAS_BEEN_INCLUDED
openvdb::v7_0::io::Archive::Ptr
SharedPtr< Archive > Ptr
Definition: Archive.h:35
openvdb::v7_0::io::Archive
Grid serializer/unserializer.
Definition: Archive.h:32
openvdb::v7_0::GridCPtrVec
std::vector< GridBase::ConstPtr > GridCPtrVec
Definition: Grid.h:514
OPENVDB_API
#define OPENVDB_API
Helper macros for defining library symbol visibility.
Definition: Platform.h:230
openvdb::v7_0::MetaMap::Ptr
SharedPtr< MetaMap > Ptr
Definition: MetaMap.h:22
openvdb::v7_0::GridBase::Ptr
SharedPtr< GridBase > Ptr
Definition: Grid.h:80
openvdb::v7_0::MetaMap
Container that maps names (strings) to values of arbitrary types.
Definition: MetaMap.h:19
Archive.h
openvdb::v7_0::io::GridDescriptor
Definition: GridDescriptor.h:19
OPENVDB_USE_VERSION_NAMESPACE
#define OPENVDB_USE_VERSION_NAMESPACE
Definition: version.h:154
openvdb::v7_0::io::Stream
Grid archive associated with arbitrary input and output streams (not necessarily files)
Definition: Stream.h:21
OPENVDB_VERSION_NAME
#define OPENVDB_VERSION_NAME
Definition: version.h:108
openvdb::v7_0::GridPtrVecPtr
SharedPtr< GridPtrVec > GridPtrVecPtr
Definition: Grid.h:512
openvdb
Definition: Exceptions.h:13