111 lines
4.5 KiB
C
111 lines
4.5 KiB
C
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions
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// are met:
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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// * Neither the name of NVIDIA CORPORATION nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// Copyright (c) 2008-2025 NVIDIA Corporation. All rights reserved.
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// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
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// Copyright (c) 2001-2004 NovodeX AG. All rights reserved.
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#ifndef PXG_SHAPESIM_MANAGER_H
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#define PXG_SHAPESIM_MANAGER_H
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#include "foundation/PxArray.h"
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#include "foundation/PxPinnedArray.h"
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#include "PxgShapeSim.h"
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#include "PxgCudaBuffer.h"
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namespace physx
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{
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namespace Cm
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{
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class FlushPool;
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}
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namespace Sc
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{
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class ShapeSimBase;
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}
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struct PxsShapeCore;
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class PxBaseTask;
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class PxgHeapMemoryAllocatorManager;
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class PxgGpuNarrowphaseCore;
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class KernelWrangler;
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struct PxgShapeSimData
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{
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PxgShapeSimData() : mShapeCore(NULL), mElementIndex_GPU(PX_INVALID_U32)
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{
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}
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const PxsShapeCore* mShapeCore; // 4 or 8
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// NodeIndex used to look up BodySim in island manager
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PxNodeIndex mBodySimIndex_GPU; // 8 or 12 unique identified for body
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// ElementID - copy of ElementSim's getElementID()
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PxU32 mElementIndex_GPU; // 12 or 16 transform cache and bound index
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};
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class PxgShapeSimManager
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{
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PX_NOCOPY(PxgShapeSimManager)
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public:
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PxgShapeSimManager(PxgHeapMemoryAllocatorManager* heapMemoryManager);
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void addPxgShape(Sc::ShapeSimBase* shapeSimBase, const PxsShapeCore* shapeCore, PxNodeIndex nodeIndex, PxU32 index);
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void setPxgShapeBodyNodeIndex(PxNodeIndex nodeIndex, PxU32 index);
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void removePxgShape(PxU32 index);
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// PT: copies new shapes from CPU memory (mShapeSims) to GPU *host* memory (mPxgShapeSimPool)
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void copyToGpuShapeSim(PxgGpuNarrowphaseCore* npCore, PxBaseTask* continuation, Cm::FlushPool& flushPool);
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// PT: copies new shapes from GPU *host* memory (mPxgShapeSimPool) to GPU device memory (mNewShapeSimBuffer)
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// and *then* copies from device-to-device memory (mNewShapeSimBuffer => mShapeSimBuffer)
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void gpuMemDmaUpShapeSim(PxCudaContext* cudaContext, CUstream stream, KernelWrangler* kernelWrangler);
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// PT: TODO: figure out the difference between mTotalNumShapes and mNbTotalShapeSim
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// (they both existed in different places and got logically refactored here)
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PX_FORCE_INLINE PxU32 getTotalNbShapes() const { return mTotalNumShapes; }
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PX_FORCE_INLINE PxU32 getNbTotalShapeSims() const { return mNbTotalShapeSim; }
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PX_FORCE_INLINE CUdeviceptr getShapeSimsDevicePtr() const { return mShapeSimBuffer.getDevicePtr(); }
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PX_FORCE_INLINE const PxgShapeSim* getShapeSimsDeviceTypedPtr() const { return mShapeSimBuffer.getTypedPtr(); }
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PX_FORCE_INLINE Sc::ShapeSimBase** getShapeSims() { return mShapeSimPtrs.begin(); }
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private:
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PxArray<PxgShapeSimData> mShapeSims;
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PxArray<Sc::ShapeSimBase*> mShapeSimPtrs;
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PxArray<PxU32> mNewShapeSims;
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PxU32 mTotalNumShapes;
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PxU32 mNbTotalShapeSim;
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PxPinnedArray<PxgNewShapeSim> mPxgShapeSimPool;
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PxgTypedCudaBuffer<PxgShapeSim> mShapeSimBuffer;
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PxgTypedCudaBuffer<PxgNewShapeSim> mNewShapeSimBuffer;
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friend class PxgCopyToShapeSimTask;
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};
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}
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#endif
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