00001 // 00002 // Redistribution and use in source and binary forms, with or without 00003 // modification, are permitted provided that the following conditions 00004 // are met: 00005 // * Redistributions of source code must retain the above copyright 00006 // notice, this list of conditions and the following disclaimer. 00007 // * Redistributions in binary form must reproduce the above copyright 00008 // notice, this list of conditions and the following disclaimer in the 00009 // documentation and/or other materials provided with the distribution. 00010 // * Neither the name of NVIDIA CORPORATION nor the names of its 00011 // contributors may be used to endorse or promote products derived 00012 // from this software without specific prior written permission. 00013 // 00014 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY 00015 // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00016 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 00017 // PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 00018 // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 00019 // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 00020 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 00021 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 00022 // OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 00023 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 00024 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00025 // 00026 // Copyright (c) 2008-2018 NVIDIA Corporation. All rights reserved. 00027 // Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved. 00028 // Copyright (c) 2001-2004 NovodeX AG. All rights reserved. 00029 00030 00031 #ifndef PX_PHYSICS_EXTENSIONS_PARTICLEEXT_H 00032 #define PX_PHYSICS_EXTENSIONS_PARTICLEEXT_H 00033 00037 #include "PxPhysXConfig.h" 00038 #include "foundation/PxStrideIterator.h" 00039 #include "foundation/PxBounds3.h" 00040 00041 #if !PX_DOXYGEN 00042 namespace physx 00043 { 00044 #endif 00045 00050 class PX_DEPRECATED PxParticleExt 00051 { 00052 public: 00053 00054 struct ParticleBounds 00055 { 00056 PxBounds3 bounds; 00057 PxU32 firstParticle; 00058 PxU32 numParticles; 00059 }; 00060 00098 static PxU32 buildBoundsHash(PxU32* sortedParticleIndices, 00099 ParticleBounds* particleBounds, 00100 const PxStrideIterator<const PxVec3>& positionBuffer, 00101 const PxU32 validParticleRange, 00102 const PxU32* validParticleBitmap, 00103 const PxU32 hashSize, 00104 const PxU32 maxBounds, 00105 const PxReal gridSpacing); 00106 00116 class IndexPool 00117 { 00118 public: 00125 virtual PxU32 allocateIndices(PxU32 num, const PxStrideIterator<PxU32>& indexBuffer) = 0; 00126 00133 virtual void freeIndices(PxU32 num, const PxStrideIterator<const PxU32>& indexBuffer) = 0; 00134 00138 virtual void freeIndices() = 0; 00139 00143 virtual void release() = 0; 00144 00148 virtual ~IndexPool() {} 00149 }; 00150 00155 static IndexPool* createIndexPool(PxU32 maxParticles); 00156 00163 static IndexPool* createIndexPool(PxU32 maxParticles, PxU32 validParticleRange, const PxU32* validParticleBitmap); 00164 00165 }; 00166 00167 #if !PX_DOXYGEN 00168 } // namespace physx 00169 #endif 00170 00172 #endif