feat(physics): wire physx sdk into build

2026-04-15 12:22:15 +08:00
parent 5bf258df6d
commit 31f40e2cbb
2044 changed files with 752623 additions and 1 deletions
--- a/engine/third_party/physx/source/gpusimulationcontroller/include/PxgSmoothing.h
+++ b/engine/third_party/physx/source/gpusimulationcontroller/include/PxgSmoothing.h
@@ -0,0 +1,128 @@
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+//  * Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+//  * Redistributions in binary form must reproduce the above copyright
+//    notice, this list of conditions and the following disclaimer in the
+//    documentation and/or other materials provided with the distribution.
+//  * Neither the name of NVIDIA CORPORATION nor the names of its
+//    contributors may be used to endorse or promote products derived
+//    from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
+// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+// PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+// Copyright (c) 2008-2025 NVIDIA Corporation. All rights reserved.
+// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
+// Copyright (c) 2001-2004 NovodeX AG. All rights reserved.
+
+#ifndef PXG_SMOOTHING_H
+#define PXG_SMOOTHING_H
+
+#include "foundation/PxSimpleTypes.h"
+#include "foundation/PxVec4.h"
+
+#include "foundation/PxArray.h"
+
+#include "PxSmoothing.h"
+#include "PxgKernelWrangler.h"
+#include "PxgAnisotropyData.h"
+#include "PxgKernelLauncher.h"
+
+#if !PX_DOXYGEN
+namespace physx
+{
+#endif
+
+#if PX_SUPPORT_GPU_PHYSX
+
+	class PxgSmoothedPositionGenerator : public PxSmoothedPositionGenerator, public PxUserAllocated
+	{
+	private:
+		PxgKernelLauncher mKernelLauncher;
+		PxSmoothedPositionData mPositionSmoothingDataHost;
+		PxSmoothedPositionData* mPositionSmoothingDataPerParticleSystemDevice;
+		PxU32 mNumParticles;
+		bool mDirty;
+		bool mOwnsSmoothedPositionGPUBuffers;
+		PxVec4* mSmoothedPositions;
+		bool mEnabled;
+
+		void releaseGPUSmoothedPositionBuffers();
+
+		void allocateGPUSmoothedPositionBuffers();
+
+	public:
+		PxgSmoothedPositionGenerator(PxgKernelLauncher& cudaContextManager, PxU32 maxNumParticles, PxReal smoothingStrenght);
+
+		virtual ~PxgSmoothedPositionGenerator() { }
+
+		virtual void setSmoothing(float smoothingStrenght)
+		{
+			mPositionSmoothingDataHost.mSmoothing = smoothingStrenght;
+			mDirty = true;
+		}
+
+		virtual void release();
+
+		//Replaces the former readData method
+		virtual void setResultBufferHost(PxVec4* smoothedPositions)
+		{
+			mSmoothedPositions = smoothedPositions;
+			allocateGPUSmoothedPositionBuffers();
+			mDirty = true;
+		}
+
+		virtual void setResultBufferDevice(PxVec4* smoothedPositions)
+		{
+			if (mOwnsSmoothedPositionGPUBuffers)
+				releaseGPUSmoothedPositionBuffers();
+			mPositionSmoothingDataHost.mPositions = smoothedPositions;
+			mDirty = true;
+			mSmoothedPositions = NULL;
+		}
+
+		virtual void generateSmoothedPositions(PxGpuParticleSystem* gpuParticleSystem, PxU32 numParticles, CUstream stream);
+
+		virtual void generateSmoothedPositions(PxVec4* particlePositionsGpu, PxParticleNeighborhoodProvider& neighborhoodProvider, PxU32 numParticles, PxReal particleContactOffset, CUstream stream);
+
+		virtual PxU32 getMaxParticles() const
+		{
+			return mNumParticles;
+		}
+
+		virtual void setMaxParticles(PxU32 maxParticles);
+
+		virtual PxVec4* getSmoothedPositionsDevicePointer() const
+		{
+			return mPositionSmoothingDataHost.mPositions;
+		}
+
+		virtual void setEnabled(bool enabled)
+		{
+			mEnabled = enabled;
+		}
+
+		virtual bool isEnabled() const
+		{
+			return mEnabled;
+		}
+	};
+
+#endif	
+
+#if !PX_DOXYGEN
+} // namespace physx
+#endif
+
+#endif