1/*
2Open Asset Import Library (assimp)
3----------------------------------------------------------------------
4
5Copyright (c) 2006-2017, assimp team
6
7All rights reserved.
8
9Redistribution and use of this software in source and binary forms,
10with or without modification, are permitted provided that the
11following conditions are met:
12
13* Redistributions of source code must retain the above
14 copyright notice, this list of conditions and the
15 following disclaimer.
16
17* Redistributions in binary form must reproduce the above
18 copyright notice, this list of conditions and the
19 following disclaimer in the documentation and/or other
20 materials provided with the distribution.
21
22* Neither the name of the assimp team, nor the names of its
23 contributors may be used to endorse or promote products
24 derived from this software without specific prior
25 written permission of the assimp team.
26
27THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
28"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
29LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
30A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
31OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
32SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
33LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
34DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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36(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
37OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
38
39----------------------------------------------------------------------
40*/
41
42/** @file Stuff to deal with aiScene::mPrivate
43 */
44#ifndef AI_SCENEPRIVATE_H_INCLUDED
45#define AI_SCENEPRIVATE_H_INCLUDED
46
47#include <assimp/scene.h>
48
49namespace Assimp {
50
51class Importer;
52
53struct ScenePrivateData {
54
55 ScenePrivateData()
56 : mOrigImporter()
57 , mPPStepsApplied()
58 , mIsCopy()
59 {}
60
61 // Importer that originally loaded the scene though the C-API
62 // If set, this object is owned by this private data instance.
63 Assimp::Importer* mOrigImporter;
64
65 // List of post-processing steps already applied to the scene.
66 unsigned int mPPStepsApplied;
67
68 // true if the scene is a copy made with aiCopyScene()
69 // or the corresponding C++ API. This means that user code
70 // may have made modifications to it, so mPPStepsApplied
71 // and mOrigImporter are no longer safe to rely on and only
72 // serve informative purposes.
73 bool mIsCopy;
74};
75
76// Access private data stored in the scene
77inline ScenePrivateData* ScenePriv(aiScene* in) {
78 return static_cast<ScenePrivateData*>(in->mPrivate);
79}
80
81inline const ScenePrivateData* ScenePriv(const aiScene* in) {
82 return static_cast<const ScenePrivateData*>(in->mPrivate);
83}
84
85}
86
87#endif
88