136 lines
4.3 KiB
C++
136 lines
4.3 KiB
C++
/*
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---------------------------------------------------------------------------
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Open Asset Import Library (assimp)
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---------------------------------------------------------------------------
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Copyright (c) 2006-2019, assimp team
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All rights reserved.
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Redistribution and use of this software in source and binary forms,
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with or without modification, are permitted provided that the following
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conditions are met:
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* Redistributions of source code must retain the above
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copyright notice, this list of conditions and the
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following disclaimer.
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* Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the
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following disclaimer in the documentation and/or other
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materials provided with the distribution.
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* Neither the name of the assimp team, nor the names of its
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contributors may be used to endorse or promote products
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derived from this software without specific prior
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written permission of the assimp team.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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---------------------------------------------------------------------------
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*/
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/** @file aiFileIO -> IOSystem wrapper*/
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#include "CInterfaceIOWrapper.h"
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namespace Assimp {
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CIOStreamWrapper::~CIOStreamWrapper(void)
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{
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/* Various places depend on this destructor to close the file */
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if (mFile) {
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mIO->mFileSystem->CloseProc(mIO->mFileSystem, mFile);
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mFile = nullptr;
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}
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}
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// ...................................................................
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size_t CIOStreamWrapper::Read(void* pvBuffer,
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size_t pSize,
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size_t pCount
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){
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// need to typecast here as C has no void*
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return mFile->ReadProc(mFile,(char*)pvBuffer,pSize,pCount);
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}
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// ...................................................................
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size_t CIOStreamWrapper::Write(const void* pvBuffer,
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size_t pSize,
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size_t pCount
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){
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// need to typecast here as C has no void*
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return mFile->WriteProc(mFile,(const char*)pvBuffer,pSize,pCount);
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}
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// ...................................................................
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aiReturn CIOStreamWrapper::Seek(size_t pOffset,
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aiOrigin pOrigin
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){
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return mFile->SeekProc(mFile,pOffset,pOrigin);
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}
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// ...................................................................
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size_t CIOStreamWrapper::Tell(void) const {
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return mFile->TellProc(mFile);
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}
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// ...................................................................
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size_t CIOStreamWrapper::FileSize() const {
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return mFile->FileSizeProc(mFile);
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}
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// ...................................................................
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void CIOStreamWrapper::Flush () {
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return mFile->FlushProc(mFile);
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}
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// ------------------------------------------------------------------------------------------------
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// Custom IOStream implementation for the C-API
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bool CIOSystemWrapper::Exists( const char* pFile) const {
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aiFile* p = mFileSystem->OpenProc(mFileSystem,pFile,"rb");
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if (p){
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mFileSystem->CloseProc(mFileSystem,p);
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return true;
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}
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return false;
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}
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// ...................................................................
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char CIOSystemWrapper::getOsSeparator() const {
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#ifndef _WIN32
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return '/';
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#else
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return '\\';
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#endif
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}
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// ...................................................................
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IOStream* CIOSystemWrapper::Open(const char* pFile,const char* pMode) {
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aiFile* p = mFileSystem->OpenProc(mFileSystem,pFile,pMode);
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if (!p) {
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return NULL;
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}
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return new CIOStreamWrapper(p, this);
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}
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// ...................................................................
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void CIOSystemWrapper::Close( IOStream* pFile) {
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if (!pFile) {
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return;
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}
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delete pFile;
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}
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}
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