| 1 | /* |
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| 2 | Open Asset Import Library (assimp) |
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| 3 | ---------------------------------------------------------------------- |
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| 4 | |
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| 5 | Copyright (c) 2006-2019, assimp team |
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| 6 | |
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| 7 | |
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| 8 | All rights reserved. |
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| 9 | |
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| 10 | Redistribution and use of this software in source and binary forms, |
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| 11 | with or without modification, are permitted provided that the |
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| 12 | following conditions are met: |
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| 13 | |
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| 14 | * Redistributions of source code must retain the above |
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| 15 | copyright notice, this list of conditions and the |
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| 16 | following disclaimer. |
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| 17 | |
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| 18 | * Redistributions in binary form must reproduce the above |
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| 19 | copyright notice, this list of conditions and the |
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| 20 | following disclaimer in the documentation and/or other |
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| 21 | materials provided with the distribution. |
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| 22 | |
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| 23 | * Neither the name of the assimp team, nor the names of its |
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| 24 | contributors may be used to endorse or promote products |
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| 25 | derived from this software without specific prior |
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| 26 | written permission of the assimp team. |
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| 27 | |
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| 28 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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| 29 | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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| 30 | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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| 31 | A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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| 32 | OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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| 33 | SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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| 34 | LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| 35 | DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| 36 | THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 37 | (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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| 38 | OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 39 | |
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| 40 | ---------------------------------------------------------------------- |
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| 41 | */ |
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| 42 | |
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| 43 | /** @file Stuff to deal with aiScene::mPrivate |
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| 44 | */ |
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| 45 | #pragma once |
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| 46 | #ifndef AI_SCENEPRIVATE_H_INCLUDED |
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| 47 | #define AI_SCENEPRIVATE_H_INCLUDED |
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| 48 | |
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| 49 | #include <assimp/ai_assert.h> |
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| 50 | #include <assimp/scene.h> |
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| 51 | |
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| 52 | namespace Assimp { |
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| 53 | |
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| 54 | // Forward declarations |
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| 55 | class Importer; |
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| 56 | |
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| 57 | struct ScenePrivateData { |
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| 58 | // The struct constructor. |
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| 59 | ScenePrivateData() AI_NO_EXCEPT; |
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| 60 | |
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| 61 | // Importer that originally loaded the scene though the C-API |
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| 62 | // If set, this object is owned by this private data instance. |
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| 63 | Assimp::Importer* mOrigImporter; |
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| 64 | |
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| 65 | // List of post-processing steps already applied to the scene. |
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| 66 | unsigned int mPPStepsApplied; |
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| 67 | |
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| 68 | // true if the scene is a copy made with aiCopyScene() |
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| 69 | // or the corresponding C++ API. This means that user code |
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| 70 | // may have made modifications to it, so mPPStepsApplied |
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| 71 | // and mOrigImporter are no longer safe to rely on and only |
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| 72 | // serve informative purposes. |
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| 73 | bool mIsCopy; |
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| 74 | }; |
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| 75 | |
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| 76 | inline |
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| 77 | ScenePrivateData::ScenePrivateData() AI_NO_EXCEPT |
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| 78 | : mOrigImporter( nullptr ) |
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| 79 | , mPPStepsApplied( 0 ) |
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| 80 | , mIsCopy( false ) { |
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| 81 | // empty |
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| 82 | } |
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| 83 | |
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| 84 | // Access private data stored in the scene |
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| 85 | inline |
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| 86 | ScenePrivateData* ScenePriv(aiScene* in) { |
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| 87 | ai_assert( nullptr != in ); |
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| 88 | if ( nullptr == in ) { |
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| 89 | return nullptr; |
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| 90 | } |
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| 91 | return static_cast<ScenePrivateData*>(in->mPrivate); |
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| 92 | } |
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| 93 | |
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| 94 | inline |
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| 95 | const ScenePrivateData* ScenePriv(const aiScene* in) { |
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| 96 | ai_assert( nullptr != in ); |
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| 97 | if ( nullptr == in ) { |
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| 98 | return nullptr; |
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| 99 | } |
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| 100 | return static_cast<const ScenePrivateData*>(in->mPrivate); |
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| 101 | } |
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| 102 | |
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| 103 | } // Namespace Assimp |
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| 104 | |
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| 105 | #endif // AI_SCENEPRIVATE_H_INCLUDED |
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| 106 | |
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