Revision control
++ // Copyright (c) 2001-2004 NovodeX AG. All rights reserved.
++ // Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
++ // SPDX-FileCopyrightText: Copyright (c) 2008-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
++ // SPDX-License-Identifier: Apache-2.0
++
++ #include "foundation/PxAllocatorCallback.h"
++ #include "foundation/PxString.h"
++ #include "foundation/PxUserAllocated.h"
++ #include "extensions/PxStringTableExt.h"
++ #include "PxProfileAllocatorWrapper.h" //tools for using a custom allocator
++
++ using namespace physx;
++ using namespace physx::profile;
++
++ namespace
++ {
++ class PxStringTableImpl : public PxStringTable, public PxUserAllocated
++ {
++ typedef PxProfileHashMap<const char*, PxU32> THashMapType;
++ PxProfileAllocatorWrapper mWrapper;
++ THashMapType mHashMap;
++ public:
++
++ PxStringTableImpl( PxAllocatorCallback& inAllocator )
++ : mWrapper ( inAllocator )
++ , mHashMap ( mWrapper )
++ {
++ }
++
++ virtual ~PxStringTableImpl()
++ {
++ for ( THashMapType::Iterator iter = mHashMap.getIterator();
++ iter.done() == false;
++ ++iter )
++ PX_PROFILE_DELETE( mWrapper, const_cast<char*>( iter->first ) );
++ mHashMap.clear();
++ }
++
++ virtual const char* allocateStr( const char* inSrc ) PX_OVERRIDE
++ {
++ if ( inSrc == NULL )
++ inSrc = "";
++ const THashMapType::Entry* existing( mHashMap.find( inSrc ) );
++ if ( existing == NULL )
++ {
++ size_t len( strnlen( inSrc, UINT64_MAX - 1 ) );
++ len += 1;
++ char* newMem = reinterpret_cast<char*>(mWrapper.getAllocator().allocate( len, "PxStringTableImpl: const char*", PX_FL));
++ physx::Pxstrlcpy( newMem, len, inSrc );
++ mHashMap.insert( newMem, 1 );
++ return newMem;
++ }
++ else
++ {
++ ++const_cast<THashMapType::Entry*>(existing)->second;
++ return existing->first;
++ }
++ }
++
++ /**
++ * Release the string table and all the strings associated with it.
++ */
++ virtual void release() PX_OVERRIDE
++ {
++ PX_PROFILE_DELETE( mWrapper.getAllocator(), this );
++ }
++ };
++ }
++
++ PxStringTable& physx::PxStringTableExt::createStringTable( PxAllocatorCallback& inAllocator )
++ {
++ return *PX_PROFILE_NEW( inAllocator, PxStringTableImpl )( inAllocator );
++ }