diff options
Diffstat (limited to 'src/mesh/assimp-master/code/CApi/CInterfaceIOWrapper.cpp')
-rw-r--r-- | src/mesh/assimp-master/code/CApi/CInterfaceIOWrapper.cpp | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/src/mesh/assimp-master/code/CApi/CInterfaceIOWrapper.cpp b/src/mesh/assimp-master/code/CApi/CInterfaceIOWrapper.cpp new file mode 100644 index 0000000..579545e --- /dev/null +++ b/src/mesh/assimp-master/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 |