diff options
Diffstat (limited to 'libs/assimp/code/CApi')
| -rw-r--r-- | libs/assimp/code/CApi/AssimpCExport.cpp | 144 | ||||
| -rw-r--r-- | libs/assimp/code/CApi/CInterfaceIOWrapper.cpp | 131 | ||||
| -rw-r--r-- | libs/assimp/code/CApi/CInterfaceIOWrapper.h | 94 |
3 files changed, 369 insertions, 0 deletions
diff --git a/libs/assimp/code/CApi/AssimpCExport.cpp b/libs/assimp/code/CApi/AssimpCExport.cpp new file mode 100644 index 0000000..5e43958 --- /dev/null +++ b/libs/assimp/code/CApi/AssimpCExport.cpp @@ -0,0 +1,144 @@ +/* +--------------------------------------------------------------------------- +Open Asset Import Library (assimp) +--------------------------------------------------------------------------- + +Copyright (c) 2006-2022, assimp team + + + +All rights reserved. + +Redistribution and use of this software in source and binary forms, +with or without modification, are permitted provided that the following +conditions are met: + +* Redistributions of source code must retain the above + copyright notice, this list of conditions and the + following disclaimer. + +* Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the + following disclaimer in the documentation and/or other + materials provided with the distribution. + +* Neither the name of the assimp team, nor the names of its + contributors may be used to endorse or promote products + derived from this software without specific prior + written permission of the assimp team. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +--------------------------------------------------------------------------- +*/ + +/** @file AssimpCExport.cpp +Assimp C export interface. See Exporter.cpp for some notes. +*/ + +#ifndef ASSIMP_BUILD_NO_EXPORT + +#include "CInterfaceIOWrapper.h" +#include "Common/ScenePrivate.h" +#include <assimp/SceneCombiner.h> +#include <assimp/Exporter.hpp> + +using namespace Assimp; + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API size_t aiGetExportFormatCount(void) { + return Exporter().GetExportFormatCount(); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API const aiExportFormatDesc *aiGetExportFormatDescription(size_t index) { + // Note: this is valid as the index always pertains to a built-in exporter, + // for which the returned structure is guaranteed to be of static storage duration. + Exporter exporter; + const aiExportFormatDesc *orig(exporter.GetExportFormatDescription(index)); + if (nullptr == orig) { + return nullptr; + } + + aiExportFormatDesc *desc = new aiExportFormatDesc; + desc->description = new char[strlen(orig->description) + 1](); + ::memcpy((char *)desc->description, orig->description, strlen(orig->description)); + desc->fileExtension = new char[strlen(orig->fileExtension) + 1](); + ::memcpy((char *)desc->fileExtension, orig->fileExtension, strlen(orig->fileExtension)); + desc->id = new char[strlen(orig->id) + 1](); + ::memcpy((char *)desc->id, orig->id, strlen(orig->id)); + + return desc; +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiReleaseExportFormatDescription(const aiExportFormatDesc *desc) { + if (nullptr == desc) { + return; + } + + delete[] desc->description; + delete[] desc->fileExtension; + delete[] desc->id; + delete desc; +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiCopyScene(const aiScene *pIn, aiScene **pOut) { + if (!pOut || !pIn) { + return; + } + + SceneCombiner::CopyScene(pOut, pIn, true); + ScenePriv(*pOut)->mIsCopy = true; +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiFreeScene(const C_STRUCT aiScene *pIn) { + // note: aiReleaseImport() is also able to delete scene copies, but in addition + // it also handles scenes with import metadata. + delete pIn; +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API aiReturn aiExportScene(const aiScene *pScene, const char *pFormatId, const char *pFileName, unsigned int pPreprocessing) { + return ::aiExportSceneEx(pScene, pFormatId, pFileName, nullptr, pPreprocessing); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API aiReturn aiExportSceneEx(const aiScene *pScene, const char *pFormatId, const char *pFileName, aiFileIO *pIO, unsigned int pPreprocessing) { + Exporter exp; + + if (pIO) { + exp.SetIOHandler(new CIOSystemWrapper(pIO)); + } + return exp.Export(pScene, pFormatId, pFileName, pPreprocessing); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API const C_STRUCT aiExportDataBlob *aiExportSceneToBlob(const aiScene *pScene, const char *pFormatId, unsigned int pPreprocessing) { + Exporter exp; + if (!exp.ExportToBlob(pScene, pFormatId, pPreprocessing)) { + return nullptr; + } + const aiExportDataBlob *blob = exp.GetOrphanedBlob(); + ai_assert(blob); + + return blob; +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API C_STRUCT void aiReleaseExportBlob(const aiExportDataBlob *pData) { + delete pData; +} + +#endif // !ASSIMP_BUILD_NO_EXPORT diff --git a/libs/assimp/code/CApi/CInterfaceIOWrapper.cpp b/libs/assimp/code/CApi/CInterfaceIOWrapper.cpp new file mode 100644 index 0000000..579545e --- /dev/null +++ b/libs/assimp/code/CApi/CInterfaceIOWrapper.cpp @@ -0,0 +1,131 @@ +/* +--------------------------------------------------------------------------- +Open Asset Import Library (assimp) +--------------------------------------------------------------------------- + +Copyright (c) 2006-2022, assimp team + + + +All rights reserved. + +Redistribution and use of this software in source and binary forms, +with or without modification, are permitted provided that the following +conditions are met: + +* Redistributions of source code must retain the above + copyright notice, this list of conditions and the + following disclaimer. + +* Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the + following disclaimer in the documentation and/or other + materials provided with the distribution. + +* Neither the name of the assimp team, nor the names of its + contributors may be used to endorse or promote products + derived from this software without specific prior + written permission of the assimp team. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +--------------------------------------------------------------------------- +*/ + +/** @file aiFileIO -> IOSystem wrapper*/ + +#include "CInterfaceIOWrapper.h" + +namespace Assimp { + +CIOStreamWrapper::~CIOStreamWrapper() { + /* Various places depend on this destructor to close the file */ + if (mFile) { + mIO->mFileSystem->CloseProc(mIO->mFileSystem, mFile); + } +} + +// ................................................................... +size_t CIOStreamWrapper::Read(void *pvBuffer, + size_t pSize, + size_t pCount) { + // need to typecast here as C has no void* + return mFile->ReadProc(mFile, (char *)pvBuffer, pSize, pCount); +} + +// ................................................................... +size_t CIOStreamWrapper::Write(const void *pvBuffer, + size_t pSize, + size_t pCount) { + // need to typecast here as C has no void* + return mFile->WriteProc(mFile, (const char *)pvBuffer, pSize, pCount); +} + +// ................................................................... +aiReturn CIOStreamWrapper::Seek(size_t pOffset, + aiOrigin pOrigin) { + return mFile->SeekProc(mFile, pOffset, pOrigin); +} + +// ................................................................... +size_t CIOStreamWrapper::Tell() const { + return mFile->TellProc(mFile); +} + +// ................................................................... +size_t CIOStreamWrapper::FileSize() const { + return mFile->FileSizeProc(mFile); +} + +// ................................................................... +void CIOStreamWrapper::Flush() { + return mFile->FlushProc(mFile); +} + +// ------------------------------------------------------------------------------------------------ +// Custom IOStream implementation for the C-API +bool CIOSystemWrapper::Exists(const char *pFile) const { + aiFile *p = mFileSystem->OpenProc(mFileSystem, pFile, "rb"); + if (p) { + mFileSystem->CloseProc(mFileSystem, p); + return true; + } + return false; +} + +// ................................................................... +char CIOSystemWrapper::getOsSeparator() const { +#ifndef _WIN32 + return '/'; +#else + return '\\'; +#endif +} + +// ................................................................... +IOStream *CIOSystemWrapper::Open(const char *pFile, const char *pMode) { + aiFile *p = mFileSystem->OpenProc(mFileSystem, pFile, pMode); + if (!p) { + return nullptr; + } + return new CIOStreamWrapper(p, this); +} + +// ................................................................... +void CIOSystemWrapper::Close(IOStream *pFile) { + if (!pFile) { + return; + } + delete pFile; +} + +} // namespace Assimp diff --git a/libs/assimp/code/CApi/CInterfaceIOWrapper.h b/libs/assimp/code/CApi/CInterfaceIOWrapper.h new file mode 100644 index 0000000..768be37 --- /dev/null +++ b/libs/assimp/code/CApi/CInterfaceIOWrapper.h @@ -0,0 +1,94 @@ +/* +--------------------------------------------------------------------------- +Open Asset Import Library (assimp) +--------------------------------------------------------------------------- + +Copyright (c) 2006-2022, assimp team + +All rights reserved. + +Redistribution and use of this software in source and binary forms, +with or without modification, are permitted provided that the following +conditions are met: + +* Redistributions of source code must retain the above + copyright notice, this list of conditions and the + following disclaimer. + +* Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the + following disclaimer in the documentation and/or other + materials provided with the distribution. + +* Neither the name of the assimp team, nor the names of its + contributors may be used to endorse or promote products + derived from this software without specific prior + written permission of the assimp team. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +--------------------------------------------------------------------------- +*/ + +/** @file aiFileIO -> IOSystem wrapper*/ + +#ifndef AI_CIOSYSTEM_H_INCLUDED +#define AI_CIOSYSTEM_H_INCLUDED + +#include <assimp/cfileio.h> +#include <assimp/IOStream.hpp> +#include <assimp/IOSystem.hpp> + +namespace Assimp { + +class CIOSystemWrapper; + +// ------------------------------------------------------------------------------------------------ +// Custom IOStream implementation for the C-API +class CIOStreamWrapper : public IOStream { +public: + explicit CIOStreamWrapper(aiFile *pFile, CIOSystemWrapper *io) : + mFile(pFile), + mIO(io) {} + ~CIOStreamWrapper(void); + + size_t Read(void *pvBuffer, size_t pSize, size_t pCount); + size_t Write(const void *pvBuffer, size_t pSize, size_t pCount); + aiReturn Seek(size_t pOffset, aiOrigin pOrigin); + size_t Tell(void) const; + size_t FileSize() const; + void Flush(); + +private: + aiFile *mFile; + CIOSystemWrapper *mIO; +}; + +class CIOSystemWrapper : public IOSystem { + friend class CIOStreamWrapper; + +public: + explicit CIOSystemWrapper(aiFileIO *pFile) : + mFileSystem(pFile) {} + + bool Exists(const char *pFile) const; + char getOsSeparator() const; + IOStream *Open(const char *pFile, const char *pMode = "rb"); + void Close(IOStream *pFile); + +private: + aiFileIO *mFileSystem; +}; + +} // namespace Assimp + +#endif |