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- // Copyright (c) 2008-2026 NVIDIA Corporation. All rights reserved.
+ // SPDX-FileCopyrightText: Copyright (c) 2008-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+ // SPDX-License-Identifier: Apache-2.0
#ifndef DY_PARTICLESYSTEM_CORE_H
#define DY_PARTICLESYSTEM_CORE_H
#include "foundation/PxSimpleTypes.h"
#include "foundation/PxTransform.h"
#include "foundation/PxArray.h"
#include "foundation/PxMemory.h"
#include "PxParticleSystem.h"
#include "PxParticleBuffer.h"
#include "CmIDPool.h"
#include "PxSparseGridParams.h"
namespace physx
{
class PxsParticleBuffer;
namespace Dy
{
class ParticleSystemCore
{
public:
PxReal sleepThreshold;
PxReal freezeThreshold;
PxReal wakeCounter;
PxU32 gridSizeX;
PxU32 gridSizeY;
PxU32 gridSizeZ;
PxU16 solverIterationCounts;
PxSparseGridParams sparseGridParams;
PxReal restOffset;
PxReal particleContactOffset;
PxReal particleContactOffset_prev;
PxReal solidRestOffset;
PxReal fluidRestOffset;
PxReal fluidRestOffset_prev;
PxReal fluidBoundaryDensityScale;
PxReal maxDepenetrationVelocity;
PxReal maxVelocity;
PxParticleFlags mFlags;
PxParticleLockFlags mLockFlags;
PxVec3 mWind;
PxU32 mMaxNeighborhood;
PxReal mNeighborhoodScale;
PxArray<PxU16> mPhaseGroupToMaterialHandle;
PxArray<PxU16> mUniqueMaterialHandles; //just for reporting
PxU32 getNumUserBuffers() const
{
return mParticleBuffers.size() + mParticleDiffuseBuffers.size();
}
//device
PxArray<PxsParticleBuffer*> mParticleBuffers;
PxArray<PxsParticleBuffer*> mParticleDiffuseBuffers;
bool mParticleBufferUpdate;
bool mParticleDiffuseBufferUpdate;
PxParticleSystemCallback* mCallback;
ParticleSystemCore()
{
PxMemSet(this, 0, sizeof(*this));
mParticleBufferUpdate = false;
mParticleDiffuseBufferUpdate = false;
}
};
} // namespace Dy
} // namespace physx
#endif