DyParticleSystem.h

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// SPDX-FileCopyrightText: Copyright (c) 2008-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.

// SPDX-License-Identifier: Apache-2.0

#ifndef PXD_PARTICLESYSTEM_H

#define PXD_PARTICLESYSTEM_H

#include "foundation/PxSimpleTypes.h"

#include "DyParticleSystemCore.h"

#include "PxvGeometry.h"

#define MAX_SPARSEGRID_DIM 1024

#define MIN_SPARSEGRID_ID -512

#define MAX_SPARSEGRID_ID 511

namespace physx

	namespace Sc

		class ParticleSystemSim;

	namespace Dy

		typedef size_t ParticleSystemHandle;

		class ParticleSystemCore;

		struct ParticleSystemFlag

			enum Enum

				eUPDATE_PARAMS						= 1 << 1,

				eUPDATE_MATERIAL					= 1 << 2,

				eUPDATE_PHASE						= 1 << 3,

				eUPDATE_ACTIVE_PARTICLECOUNT		= 1 << 4,

				eENABLE_GPU_DATA_SYNC				= 1 << 5,

};

};

		class ParticleSystem

			PX_NOCOPY(ParticleSystem)

		public:

			ParticleSystem(Dy::ParticleSystemCore& core) : mCore(core), mShapeCore(NULL),

				mElementId(0xffffffff), mGpuRemapId(0xffffffff)

				mFlag = 0;

			~ParticleSystem() {}

			PX_FORCE_INLINE void setShapeCore(PxsShapeCore* shapeCore)

				mShapeCore = shapeCore;

			PX_FORCE_INLINE void setGpuRemapId(const PxU32 remapId)

				mGpuRemapId = remapId;

				PxParticleSystemGeometryLL& geom = mShapeCore->mGeometry.get<PxParticleSystemGeometryLL>();

				geom.materialsLL.gpuRemapId = remapId;

			PX_FORCE_INLINE PxU32				getGpuRemapId()				const	{ return mGpuRemapId; }

			PX_FORCE_INLINE void				setElementId(const PxU32 elementId)	{ mElementId = elementId; }

			PX_FORCE_INLINE PxU32				getElementId()						{ return mElementId; }

			PX_FORCE_INLINE ParticleSystemCore&	getCore()					const	{ return mCore; }

			PX_FORCE_INLINE PxsShapeCore&		getShapeCore()						{ return *mShapeCore; }

			PX_FORCE_INLINE PxU16				getIterationCounts()				{ return mCore.solverIterationCounts; }

			PxU32			mFlag;

		private:

			ParticleSystemCore&			mCore;

			PxsShapeCore*				mShapeCore;

			PxU32						mElementId; //this is used for the bound array

			PxU32						mGpuRemapId;

};

		struct ParticleSystemSolverDesc

			ParticleSystem*		particleSystem;

};

		PX_FORCE_INLINE ParticleSystem* getParticleSystem(ParticleSystemHandle handle)

			return reinterpret_cast<ParticleSystem*>(handle);

#endif