diff options
Diffstat (limited to 'PhysX_3.4/Source/LowLevelCloth/src/windows/CuSolver.h')
| -rw-r--r-- | PhysX_3.4/Source/LowLevelCloth/src/windows/CuSolver.h | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/PhysX_3.4/Source/LowLevelCloth/src/windows/CuSolver.h b/PhysX_3.4/Source/LowLevelCloth/src/windows/CuSolver.h new file mode 100644 index 00000000..ff98d975 --- /dev/null +++ b/PhysX_3.4/Source/LowLevelCloth/src/windows/CuSolver.h @@ -0,0 +1,180 @@ +// This code contains NVIDIA Confidential Information and is disclosed to you +// under a form of NVIDIA software license agreement provided separately to you. +// +// Notice +// NVIDIA Corporation and its licensors retain all intellectual property and +// proprietary rights in and to this software and related documentation and +// any modifications thereto. Any use, reproduction, disclosure, or +// distribution of this software and related documentation without an express +// license agreement from NVIDIA Corporation is strictly prohibited. +// +// ALL NVIDIA DESIGN SPECIFICATIONS, CODE ARE PROVIDED "AS IS.". NVIDIA MAKES +// NO WARRANTIES, EXPRESSED, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO +// THE MATERIALS, AND EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES OF NONINFRINGEMENT, +// MERCHANTABILITY, AND FITNESS FOR A PARTICULAR PURPOSE. +// +// Information and code furnished is believed to be accurate and reliable. +// However, NVIDIA Corporation assumes no responsibility for the consequences of use of such +// information or for any infringement of patents or other rights of third parties that may +// result from its use. No license is granted by implication or otherwise under any patent +// or patent rights of NVIDIA Corporation. Details are subject to change without notice. +// This code supersedes and replaces all information previously supplied. +// NVIDIA Corporation products are not authorized for use as critical +// components in life support devices or systems without express written approval of +// NVIDIA Corporation. +// +// Copyright (c) 2008-2016 NVIDIA Corporation. All rights reserved. +// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved. +// Copyright (c) 2001-2004 NovodeX AG. All rights reserved. + +#pragma once + +#include "Solver.h" +#include "CuClothData.h" +#include "CuPinnedAllocator.h" +#include "CuContextLock.h" +#include "CuDeviceVector.h" +#include "CudaKernelWrangler.h" +#include "CmTask.h" + +#include "SwInterCollision.h" + +namespace physx +{ + +namespace cloth +{ + +class CuCloth; +class CuFabric; +struct PhaseConfig; +struct CuKernelData; + +class CuSolver : public UserAllocated, private CuContextLock, public Solver +{ +#if PX_VC +#pragma warning(push) +#pragma warning(disable : 4371) // layout of class may have changed from a previous version of the compiler due to + // better packing of member +#endif + struct ClothSolverTask : public Cm::Task + { + typedef void (CuSolver::*FunctionPtr)(); + + ClothSolverTask(FunctionPtr, const char*); + virtual void runInternal(); + virtual const char* getName() const; + + CuSolver* mSolver; + FunctionPtr mFunctionPtr; + const char* mName; + }; +#if PX_VC +#pragma warning(pop) +#endif + + PX_NOCOPY(CuSolver) + public: + CuSolver(CuFactory&); + ~CuSolver(); + + virtual void addCloth(Cloth*); + virtual void removeCloth(Cloth*); + + virtual physx::PxBaseTask& simulate(float dt, physx::PxBaseTask&); + + virtual bool hasError() const + { + return mCudaError; + } + + virtual void setInterCollisionDistance(float distance) + { + mInterCollisionDistance = distance; + } + virtual float getInterCollisionDistance() const + { + return mInterCollisionDistance; + } + virtual void setInterCollisionStiffness(float stiffness) + { + mInterCollisionStiffness = stiffness; + } + virtual float getInterCollisionStiffness() const + { + return mInterCollisionStiffness; + } + virtual void setInterCollisionNbIterations(uint32_t nbIterations) + { + mInterCollisionIterations = nbIterations; + } + virtual uint32_t getInterCollisionNbIterations() const + { + return mInterCollisionIterations; + } + virtual void setInterCollisionFilter(InterCollisionFilter filter) + { + mInterCollisionFilter = filter; + } + + private: + void updateKernelData(); // context needs to be acquired + + // simulate helper functions + void beginFrame(); + void executeKernel(); + void endFrame(); + + void interCollision(); + + physx::PxGpuDispatcher& getDispatcher() const; + + private: + CuFactory& mFactory; + + typedef Vector<CuCloth*>::Type ClothVector; + ClothVector mCloths; + + CuDeviceVector<CuClothData> mClothData; + CuPinnedVector<CuClothData>::Type mClothDataHostCopy; + bool mClothDataDirty; + + CuPinnedVector<CuFrameData>::Type mFrameData; + + CuPinnedVector<CuIterationData>::Type mIterationData; + CuIterationData* mIterationDataBegin; // corresponding device ptr + + float mFrameDt; + + uint32_t mSharedMemorySize; + uint32_t mSharedMemoryLimit; + + ClothSolverTask mStartSimulationTask; + ClothSolverTask mKernelSimulationTask; + ClothSolverTask mEndSimulationTask; + + CUstream mStream; + CUmodule mKernelModule; + CUfunction mKernelFunction; + int mKernelSharedMemorySize; + CuDevicePointer<CuKernelData> mKernelData; + CuDevicePointer<uint32_t> mClothIndex; + + float mInterCollisionDistance; + float mInterCollisionStiffness; + uint32_t mInterCollisionIterations; + InterCollisionFilter mInterCollisionFilter; + void* mInterCollisionScratchMem; + uint32_t mInterCollisionScratchMemSize; + shdfnd::Array<SwInterCollisionData> mInterCollisionInstances; + + physx::KernelWrangler mKernelWrangler; + + uint64_t mSimulateNvtxRangeId; + + bool mCudaError; + + friend void record(const CuSolver&); +}; +} +} |