Alembic: AbcCoreHDF5/CprData.h Source File

Alembic 1.8.11

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CprData.h
1//-*****************************************************************************
2//
3// Copyright (c) 2009-2012,
4// Sony Pictures Imageworks Inc. and
5// Industrial Light & Magic, a division of Lucasfilm Entertainment Company Ltd.
6//
7// All rights reserved.
8//
9// Redistribution and use in source and binary forms, with or without
10// modification, are permitted provided that the following conditions are
11// met:
12// * Redistributions of source code must retain the above copyright
13// notice, this list of conditions and the following disclaimer.
14// * Redistributions in binary form must reproduce the above
15// copyright notice, this list of conditions and the following disclaimer
16// in the documentation and/or other materials provided with the
17// distribution.
18// * Neither the name of Sony Pictures Imageworks, nor
19// Industrial Light & Magic nor the names of their contributors may be used
20// to endorse or promote products derived from this software without specific
21// prior written permission.
22//
23// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
24// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
25// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
26// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
27// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
28// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
29// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
30// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
31// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
32// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
33// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34//
35//-*****************************************************************************
36
37#ifndef Alembic_AbcCoreHDF5_CprData_h
38#define Alembic_AbcCoreHDF5_CprData_h
39
40#include <Alembic/AbcCoreHDF5/Foundation.h>
41#include <Alembic/AbcCoreHDF5/HDF5Hierarchy.h>
42
43namespace Alembic {
44namespace AbcCoreHDF5 {
45namespace ALEMBIC_VERSION_NS {
46
47// data class owned by CprImpl, or OrImpl if it is a "top" object
48// it owns and makes child properties as well as the group hid_t
49// when necessary
50 class CprData : public Alembic::Util::enable_shared_from_this<CprData>
51{
52public:
53
54 CprData( H5Node & iParentGroup, int32_t iArchiveVersion,
55 const std::string &iName );
56
57 ~CprData();
58
59 size_t getNumProperties();
60
61 const AbcA::PropertyHeader &
62 getPropertyHeader( AbcA::CompoundPropertyReaderPtr iParent, size_t i );
63
64 const AbcA::PropertyHeader *
65 getPropertyHeader( AbcA::CompoundPropertyReaderPtr iParent,
66 const std::string &iName );
67
68 AbcA::ScalarPropertyReaderPtr
69 getScalarProperty( AbcA::CompoundPropertyReaderPtr iParent,
70 const std::string &iName );
71
72 AbcA::ArrayPropertyReaderPtr
73 getArrayProperty( AbcA::CompoundPropertyReaderPtr iParent,
74 const std::string &iName );
75
76 AbcA::CompoundPropertyReaderPtr
77 getCompoundProperty( AbcA::CompoundPropertyReaderPtr iParent,
78 const std::string &iName );
79
80private:
81 // My group.
82 H5Node m_group;
83
84 // Property Headers and Made Property Pointers.
85 struct SubProperty
86 {
87 PropertyHeaderPtr header;
88
89 // extra data that doesn't quite fit into the property header
90 // but is stuff we only want to read once
91 uint32_t numSamples;
92 uint32_t firstChangedIndex;
93 uint32_t lastChangedIndex;
94 bool isScalarLike;
95
96 WeakBprPtr made;
97 std::string name;
98 };
99
100 typedef std::map<std::string, size_t> SubPropertiesMap;
101 typedef std::vector<SubProperty> SubPropertyVec;
102
103 // Allocated mutexes, one per SubProperty
104 Alembic::Util::mutex * m_subPropertyMutexes;
105 SubPropertyVec m_propertyHeaders;
106 SubPropertiesMap m_subProperties;
107};
108
109typedef Alembic::Util::shared_ptr<CprData> CprDataPtr;
110
111} // End namespace ALEMBIC_VERSION_NS
112
113using namespace ALEMBIC_VERSION_NS;
114
115} // End namespace AbcCoreHDF5
116} // End namespace Alembic
117
118#endif
Alembic::AbcCoreHDF5::ALEMBIC_VERSION_NS::H5Node
Definition HDF5Hierarchy.h:50
Alembic::Util::ALEMBIC_VERSION_NS::mutex
Definition Foundation.h:176
Alembic
Alembic namespace ...
Definition ArchiveInfo.cpp:39