feat(physics): wire physx sdk into build

engine/third_party/physx/source/simulationcontroller/src/ScContactReportBuffer.h

@@ -0,0 +1,172 @@
+// 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 SC_CONTACT_REPORT_BUFFER_H
+#define SC_CONTACT_REPORT_BUFFER_H
+
+#include "common/PxProfileZone.h"
+
+namespace physx
+{
+	namespace Sc
+	{
+		class ContactReportBuffer
+		{
+		public:
+			PX_FORCE_INLINE ContactReportBuffer(PxU32 initialSize, bool noResizeAllowed)
+				: mBuffer(NULL)
+				 ,mCurrentBufferIndex(0)
+				 ,mCurrentBufferSize(initialSize)
+				 ,mDefaultBufferSize(initialSize)
+				 ,mLastBufferIndex(0)
+				 ,mAllocationLocked(noResizeAllowed)
+			{
+				mBuffer = allocateBuffer(initialSize);
+				PX_ASSERT(mBuffer);
+			}
+
+			~ContactReportBuffer()
+			{
+				PX_FREE(mBuffer);
+			}
+
+			PX_FORCE_INLINE void					reset();
+			PX_FORCE_INLINE void					flush();
+
+			PX_FORCE_INLINE PxU8*					allocateNotThreadSafe(PxU32 size, PxU32& index, PxU32 alignment = 16);
+			PX_FORCE_INLINE PxU8*					reallocateNotThreadSafe(PxU32 size, PxU32& index, PxU32 alignment = 16, PxU32 lastIndex = 0xFFFFFFFF);
+			PX_FORCE_INLINE	PxU8*					getData(const PxU32& index) const { return mBuffer+index; }
+
+			PX_FORCE_INLINE PxU32					getDefaultBufferSize() const {return mDefaultBufferSize;}
+
+		private:
+			PX_FORCE_INLINE PxU8* allocateBuffer(PxU32 size);
+
+		private:
+			PxU8*			mBuffer;
+			PxU32			mCurrentBufferIndex;
+			PxU32			mCurrentBufferSize;
+			PxU32			mDefaultBufferSize;
+			PxU32			mLastBufferIndex;
+			bool			mAllocationLocked;
+		};
+
+	} // namespace Sc
+
+	//////////////////////////////////////////////////////////////////////////
+
+	PX_FORCE_INLINE void Sc::ContactReportBuffer::reset()
+	{
+		mCurrentBufferIndex = 0;	
+		mLastBufferIndex = 0xFFFFFFFF;
+	}
+
+	//////////////////////////////////////////////////////////////////////////
+
+	void Sc::ContactReportBuffer::flush()
+	{
+		mCurrentBufferIndex = 0;
+		mLastBufferIndex = 0xFFFFFFFF;
+
+		if(mCurrentBufferSize != mDefaultBufferSize)
+		{
+			PX_FREE(mBuffer);
+
+			mBuffer = allocateBuffer(mDefaultBufferSize);
+			PX_ASSERT(mBuffer);
+
+			mCurrentBufferSize = mDefaultBufferSize;			
+		}
+	}
+
+	//////////////////////////////////////////////////////////////////////////
+
+	PxU8* Sc::ContactReportBuffer::allocateNotThreadSafe(PxU32 size, PxU32& index ,PxU32 alignment/* =16 */)
+	{
+		PX_ASSERT(PxIsPowerOfTwo(alignment));
+		
+		// padding for alignment
+		PxU32 pad = ((mCurrentBufferIndex+alignment-1)&~(alignment-1)) - mCurrentBufferIndex;
+
+		index = mCurrentBufferIndex + pad;
+
+		if (index + size > mCurrentBufferSize)
+		{		
+			PX_PROFILE_ZONE("ContactReportBuffer::Resize", 0);
+			if(mAllocationLocked)
+				return NULL;
+
+			PxU32 oldBufferSize = mCurrentBufferSize;
+			while(index + size > mCurrentBufferSize)
+			{
+				mCurrentBufferSize *= 2;
+			}
+			
+			PxU8* tempBuffer = allocateBuffer(mCurrentBufferSize);
+
+			PxMemCopy(tempBuffer,mBuffer,oldBufferSize);
+
+			PX_FREE(mBuffer);
+
+			mBuffer = tempBuffer;
+		}
+
+		
+		PxU8* ptr = mBuffer + index;
+		mLastBufferIndex = index;
+		PX_ASSERT((size_t(ptr)&(alignment-1)) == 0);	
+		mCurrentBufferIndex += size + pad;
+		return ptr;
+	}
+
+	//////////////////////////////////////////////////////////////////////////
+
+	PxU8* Sc::ContactReportBuffer::reallocateNotThreadSafe(PxU32 size, PxU32& index ,PxU32 alignment/* =16 */, PxU32 lastIndex)
+	{		
+		if(lastIndex != mLastBufferIndex)
+		{
+			return allocateNotThreadSafe(size,index,alignment);
+		}
+		else
+		{
+			mCurrentBufferIndex = mLastBufferIndex;
+			return allocateNotThreadSafe(size,index,alignment);
+		}
+	}
+
+	//////////////////////////////////////////////////////////////////////////
+
+	PX_FORCE_INLINE PxU8* Sc::ContactReportBuffer::allocateBuffer(PxU32 size)
+	{
+		return (static_cast<PxU8*>(PX_ALLOC(size, "ContactReportBuffer")));
+	}
+
+} // namespace physx
+
+#endif
+