57 lines
1.9 KiB
C++
57 lines
1.9 KiB
C++
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2011 Robert Osfield
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*
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* This library is open source and may be redistributed and/or modified under
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* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
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* (at your option) any later version. The full license is in LICENSE file
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* included with this distribution, and on the openscenegraph.org website.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* OpenSceneGraph Public License for more details.
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*/
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#include <osgDB/StreamOperator>
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#include <osgDB/InputStream>
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using namespace osgDB;
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void InputIterator::checkStream() const
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{
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if (_in->rdstate()&_in->failbit)
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{
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OSG_NOTICE<<"InputIterator::checkStream() : _in->rdstate() "<<_in->rdstate()<<", "<<_in->failbit<<std::endl;
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OSG_NOTICE<<" _in->tellg() = "<<_in->tellg()<<std::endl;
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_failed = true;
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}
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}
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void InputIterator::readComponentArray( char* s, unsigned int numElements, unsigned int numComponentsPerElements, unsigned int componentSizeInBytes)
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{
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unsigned int size = numElements * numComponentsPerElements * componentSizeInBytes;
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if ( size>0 )
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{
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readCharArray( s, size);
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if (_byteSwap && componentSizeInBytes>1)
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{
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char* ptr = s;
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for(unsigned int i=0; i<numElements; ++i)
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{
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for(unsigned int j=0; j<numComponentsPerElements; ++j)
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{
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osg::swapBytes( ptr, componentSizeInBytes );
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ptr += componentSizeInBytes;
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}
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}
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}
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}
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}
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void InputIterator::throwException( const std::string& msg )
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{
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if (_inputStream) _inputStream->throwException(msg);
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else OSG_WARN << msg << std::endl;
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}
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