DyParticleSystemCore.h

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// 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