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authorgit perforce import user <a@b>2016-10-25 12:29:14 -0600
committerSheikh Dawood Abdul Ajees <Sheikh Dawood Abdul Ajees>2016-10-25 18:56:37 -0500
commit3dfe2108cfab31ba3ee5527e217d0d8e99a51162 (patch)
treefa6485c169e50d7415a651bf838f5bcd0fd3bfbd /PhysX_3.4/Source/PhysXExtensions/src/ExtPxStringTable.cpp
downloadphysx-3.4-3dfe2108cfab31ba3ee5527e217d0d8e99a51162.tar.xz
physx-3.4-3dfe2108cfab31ba3ee5527e217d0d8e99a51162.zip
Initial commit:
PhysX 3.4.0 Update @ 21294896 APEX 1.4.0 Update @ 21275617 [CL 21300167]
Diffstat (limited to 'PhysX_3.4/Source/PhysXExtensions/src/ExtPxStringTable.cpp')
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1 files changed, 99 insertions, 0 deletions
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+// This code contains NVIDIA Confidential Information and is disclosed to you
+// under a form of NVIDIA software license agreement provided separately to you.
+//
+// Notice
+// NVIDIA Corporation and its licensors retain all intellectual property and
+// proprietary rights in and to this software and related documentation and
+// any modifications thereto. Any use, reproduction, disclosure, or
+// distribution of this software and related documentation without an express
+// license agreement from NVIDIA Corporation is strictly prohibited.
+//
+// ALL NVIDIA DESIGN SPECIFICATIONS, CODE ARE PROVIDED "AS IS.". NVIDIA MAKES
+// NO WARRANTIES, EXPRESSED, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO
+// THE MATERIALS, AND EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES OF NONINFRINGEMENT,
+// MERCHANTABILITY, AND FITNESS FOR A PARTICULAR PURPOSE.
+//
+// Information and code furnished is believed to be accurate and reliable.
+// However, NVIDIA Corporation assumes no responsibility for the consequences of use of such
+// information or for any infringement of patents or other rights of third parties that may
+// result from its use. No license is granted by implication or otherwise under any patent
+// or patent rights of NVIDIA Corporation. Details are subject to change without notice.
+// This code supersedes and replaces all information previously supplied.
+// NVIDIA Corporation products are not authorized for use as critical
+// components in life support devices or systems without express written approval of
+// NVIDIA Corporation.
+//
+// Copyright (c) 2008-2016 NVIDIA Corporation. All rights reserved.
+// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
+// Copyright (c) 2001-2004 NovodeX AG. All rights reserved.
+
+
+#include "foundation/PxAllocatorCallback.h"
+#include "PxStringTableExt.h"
+#include "PxProfileAllocatorWrapper.h" //tools for using a custom allocator
+#include "PsString.h"
+#include "PsUserAllocated.h"
+#include "CmPhysXCommon.h"
+
+namespace physx
+{
+ using namespace physx::profile;
+
+ class PxStringTableImpl : public PxStringTable, public Ps::UserAllocated
+ {
+ 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 )
+ {
+ if ( inSrc == NULL )
+ inSrc = "";
+ const THashMapType::Entry* existing( mHashMap.find( inSrc ) );
+ if ( existing == NULL )
+ {
+ size_t len( strlen( inSrc ) );
+ len += 1;
+ char* newMem = reinterpret_cast<char*>(mWrapper.getAllocator().allocate( len, "PxStringTableImpl: const char*", __FILE__, __LINE__ ));
+ physx::shdfnd::strlcpy( 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_PROFILE_DELETE( mWrapper.getAllocator(), this );
+ }
+ };
+
+ PxStringTable& PxStringTableExt::createStringTable( PxAllocatorCallback& inAllocator )
+ {
+ return *PX_PROFILE_NEW( inAllocator, PxStringTableImpl )( inAllocator );
+ }
+}