Revision control
++ // Copyright (c) 2001-2004 NovodeX AG. All rights reserved.
++ // Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
++ // SPDX-FileCopyrightText: Copyright (c) 2008-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
++ // SPDX-License-Identifier: Apache-2.0
++
++ #ifndef PX_PARTICLE_EXT_H
++ #define PX_PARTICLE_EXT_H
++
++ #include "PxParticleBuffer.h"
++
++ #if !PX_DOXYGEN
++ namespace physx
++ {
++ #endif
++
++ namespace ExtGpu
++ {
++
++ /**
++ \brief Structure to define user-defined particle state when constructing a new particle system.
++ */
++ struct PxParticleBufferDesc
++ {
++ PxVec4* positions;
++ PxVec4* velocities;
++ PxU32* phases;
++ PxU32 numActiveParticles;
++ PxU32 maxParticles;
++
++ PxParticleBufferDesc() : positions(NULL), velocities(NULL), phases(NULL), numActiveParticles(0), maxParticles(0) { }
++ };
++
++ /**
++ \brief Structure to define user-defined particle state when constructing a new particle system that includes diffuse particles.
++ */
++ struct PxParticleAndDiffuseBufferDesc : public PxParticleBufferDesc
++ {
++ PxDiffuseParticleParams diffuseParams;
++ PxU32 maxDiffuseParticles;
++ PxU32 maxActiveDiffuseParticles;
++
++ PxParticleAndDiffuseBufferDesc() : PxParticleBufferDesc() { }
++ };
++
++ /**
++ \brief Creates and populates a particle buffer
++
++ \param[in] desc The particle buffer descriptor
++ \param[in] cudaContextManager A cuda context manager
++ \return A fully populated particle buffer ready to use
++ */
++ PxParticleBuffer* PxCreateAndPopulateParticleBuffer(const ExtGpu::PxParticleBufferDesc& desc, PxCudaContextManager* cudaContextManager);
++
++ /**
++ \brief Creates and populates a particle buffer that includes support for diffuse particles
++
++ \param[in] desc The particle buffer descriptor
++ \param[in] cudaContextManager A cuda context manager
++ \return A fully populated particle buffer ready to use
++ */
++ PxParticleAndDiffuseBuffer* PxCreateAndPopulateParticleAndDiffuseBuffer(const ExtGpu::PxParticleAndDiffuseBufferDesc& desc, PxCudaContextManager* cudaContextManager);
++
++ } // namespace ExtGpu
++
++ #if !PX_DOXYGEN
++ } // namespace physx
++ #endif
++
++ #endif
++