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//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// * Neither the name of NVIDIA CORPORATION nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Copyright (c) 2008-2018 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 "PxPhysXConfig.h"
#if PX_USE_CLOTH_API
#include "NpClothParticleData.h"
#include "NpCloth.h"
using namespace physx;
void NpClothParticleData::unlock()
{
PX_ASSERT(mNbLocks);
if(!mFlags.isSet(PxDataAccessFlag::eDEVICE))
{
if (mFlags.isSet(PxDataAccessFlag::eWRITABLE))
mCloth.setParticles(particles, previousParticles);
mCloth.unlockParticleData();
}
mFlags.clear(PxDataAccessFlag::eWRITABLE);
mFlags.clear(PxDataAccessFlag::eDEVICE);
--mNbLocks;
}
bool NpClothParticleData::tryLock( PxDataAccessFlags flags )
{
flags |= mFlags;
if((flags.isSet(PxDataAccessFlag::eWRITABLE) || flags.isSet(PxDataAccessFlag::eDEVICE)) && mNbLocks)
return false;
mFlags = flags;
++mNbLocks;
return true;
}
#endif // PX_USE_CLOTH_API
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