| 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) 2006-2008, assimp team |
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| 6 | All rights reserved. |
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| 7 | |
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| 8 | Redistribution and use of this software in source and binary forms, |
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| 9 | with or without modification, are permitted provided that the |
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| 10 | following conditions are met: |
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| 11 | |
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| 12 | * Redistributions of source code must retain the above |
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| 13 | copyright notice, this list of conditions and the |
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| 14 | following disclaimer. |
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| 15 | |
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| 16 | * Redistributions in binary form must reproduce the above |
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| 17 | copyright notice, this list of conditions and the |
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| 18 | following disclaimer in the documentation and/or other |
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| 19 | materials provided with the distribution. |
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| 20 | |
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| 21 | * Neither the name of the assimp team, nor the names of its |
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| 22 | contributors may be used to endorse or promote products |
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| 23 | derived from this software without specific prior |
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| 24 | written permission of the assimp team. |
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| 25 | |
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| 26 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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| 27 | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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| 28 | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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| 29 | A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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| 30 | OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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| 31 | SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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| 32 | LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| 33 | DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| 34 | THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 35 | (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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| 36 | OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 37 | |
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| 38 | ---------------------------------------------------------------------- |
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| 39 | */ |
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| 40 | |
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| 41 | #ifndef INCLUDED_EXCEPTIONAL_H |
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| 42 | #define INCLUDED_EXCEPTIONAL_H |
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| 43 | |
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| 44 | #include <stdexcept> |
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| 45 | #include <assimp/DefaultIOStream.h> |
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| 46 | using std::runtime_error; |
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| 47 | |
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| 48 | #ifdef _MSC_VER |
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| 49 | # pragma warning(disable : 4275) |
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| 50 | #endif |
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| 51 | |
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| 52 | // --------------------------------------------------------------------------- |
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| 53 | /** FOR IMPORTER PLUGINS ONLY: Simple exception class to be thrown if an |
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| 54 | * unrecoverable error occurs while importing. Loading APIs return |
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| 55 | * NULL instead of a valid aiScene then. */ |
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| 56 | class DeadlyImportError |
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| 57 | : public runtime_error |
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| 58 | { |
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| 59 | public: |
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| 60 | /** Constructor with arguments */ |
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| 61 | explicit DeadlyImportError( const std::string& errorText) |
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| 62 | : runtime_error(errorText) |
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| 63 | { |
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| 64 | } |
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| 65 | |
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| 66 | private: |
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| 67 | }; |
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| 68 | |
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| 69 | typedef DeadlyImportError DeadlyExportError; |
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| 70 | |
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| 71 | #ifdef _MSC_VER |
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| 72 | # pragma warning(default : 4275) |
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| 73 | #endif |
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| 74 | |
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| 75 | // --------------------------------------------------------------------------- |
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| 76 | template <typename T> |
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| 77 | struct ExceptionSwallower { |
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| 78 | T operator ()() const { |
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| 79 | return T(); |
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| 80 | } |
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| 81 | }; |
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| 82 | |
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| 83 | // --------------------------------------------------------------------------- |
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| 84 | template <typename T> |
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| 85 | struct ExceptionSwallower<T*> { |
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| 86 | T* operator ()() const { |
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| 87 | return NULL; |
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| 88 | } |
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| 89 | }; |
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| 90 | |
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| 91 | // --------------------------------------------------------------------------- |
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| 92 | template <> |
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| 93 | struct ExceptionSwallower<aiReturn> { |
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| 94 | aiReturn operator ()() const { |
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| 95 | try { |
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| 96 | throw; |
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| 97 | } |
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| 98 | catch (std::bad_alloc&) { |
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| 99 | return aiReturn_OUTOFMEMORY; |
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| 100 | } |
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| 101 | catch (...) { |
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| 102 | return aiReturn_FAILURE; |
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| 103 | } |
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| 104 | } |
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| 105 | }; |
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| 106 | |
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| 107 | // --------------------------------------------------------------------------- |
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| 108 | template <> |
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| 109 | struct ExceptionSwallower<void> { |
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| 110 | void operator ()() const { |
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| 111 | return; |
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| 112 | } |
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| 113 | }; |
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| 114 | |
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| 115 | #define ASSIMP_BEGIN_EXCEPTION_REGION()\ |
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| 116 | {\ |
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| 117 | try { |
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| 118 | |
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| 119 | #define ASSIMP_END_EXCEPTION_REGION(type)\ |
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| 120 | } catch(...) {\ |
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| 121 | return ExceptionSwallower<type>()();\ |
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| 122 | }\ |
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| 123 | } |
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| 124 | |
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| 125 | #endif // INCLUDED_EXCEPTIONAL_H |
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| 126 | |
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