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63 lines
3.1 KiB
C++
63 lines
3.1 KiB
C++
/*****************************************************************************************
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* *
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* OpenSpace *
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* *
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* Copyright (c) 2014-2017 *
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* *
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* Permission is hereby granted, free of charge, to any person obtaining a copy of this *
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* software and associated documentation files (the "Software"), to deal in the Software *
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* without restriction, including without limitation the rights to use, copy, modify, *
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* merge, publish, distribute, sublicense, and/or sell copies of the Software, and to *
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* permit persons to whom the Software is furnished to do so, subject to the following *
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* conditions: *
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* *
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* The above copyright notice and this permission notice shall be included in all copies *
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* or substantial portions of the Software. *
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* *
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, *
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* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A *
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* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT *
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF *
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* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE *
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* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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****************************************************************************************/
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#include <openspace/util/syncbuffer.h>
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#include <sgct/SharedData.h>
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namespace openspace {
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SyncBuffer::SyncBuffer(size_t n)
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: _n(n)
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, _encodeOffset(0)
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, _decodeOffset(0)
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, _synchronizationBuffer(new sgct::SharedVector<char>())
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{
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_dataStream.resize(_n);
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}
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SyncBuffer::~SyncBuffer() {
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// The destructor is defined here, so that the otherwise default inlined destructor is
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// not created (which would make it impossible to use a forward declaration with
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// unique_ptr
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}
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void SyncBuffer::write() {
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_dataStream.resize(_encodeOffset);
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_synchronizationBuffer->setVal(_dataStream);
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sgct::SharedData::instance()->writeVector(_synchronizationBuffer.get());
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_dataStream.resize(_n);
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_encodeOffset = 0;
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_decodeOffset = 0;
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}
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void SyncBuffer::read() {
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sgct::SharedData::instance()->readVector(_synchronizationBuffer.get());
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_dataStream = _synchronizationBuffer->getVal();
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_encodeOffset = 0;
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_decodeOffset = 0;
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}
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} // namespace openspace
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