81 lines
2.6 KiB
C++
81 lines
2.6 KiB
C++
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions
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// are met:
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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// * Neither the name of NVIDIA CORPORATION nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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// 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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// Copyright (c) 2008-2019 NVIDIA Corporation. All rights reserved.
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// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
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// Copyright (c) 2001-2004 NovodeX AG. All rights reserved.
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#include "PxPvdObjectRegistrar.h"
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namespace physx
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{
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namespace pvdsdk
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{
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bool ObjectRegistrar::addItem(const void* inItem)
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{
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physx::shdfnd::Mutex::ScopedLock lock(mRefCountMapLock);
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if(mRefCountMap.find(inItem))
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{
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uint32_t& counter = mRefCountMap[inItem];
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counter++;
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return false;
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}
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else
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{
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mRefCountMap.insert(inItem, 1);
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return true;
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}
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}
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bool ObjectRegistrar::decItem(const void* inItem)
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{
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physx::shdfnd::Mutex::ScopedLock lock(mRefCountMapLock);
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const physx::shdfnd::HashMap<const void*, uint32_t>::Entry* entry = mRefCountMap.find(inItem);
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if(entry)
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{
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uint32_t& retval(const_cast<uint32_t&>(entry->second));
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if(retval)
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--retval;
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uint32_t theValue = retval;
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if(theValue == 0)
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{
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mRefCountMap.erase(inItem);
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return true;
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}
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}
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return false;
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}
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void ObjectRegistrar::clear()
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{
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physx::shdfnd::Mutex::ScopedLock lock(mRefCountMapLock);
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mRefCountMap.clear();
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}
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} // pvdsdk
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} // physx
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