feat(physics): wire physx sdk into build

engine/third_party/physx/include/foundation/PxMutex.h

@@ -0,0 +1,183 @@
+// 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 PX_MUTEX_H
+#define PX_MUTEX_H
+
+#include "foundation/PxAllocator.h"
+
+/*
+ * This <new> inclusion is a best known fix for gcc 4.4.1 error:
+ * Creating object file for apex/src/PsAllocator.cpp ...
+ * In file included from apex/include/PsFoundation.h:30,
+ *                from apex/src/PsAllocator.cpp:26:
+ * apex/include/PsMutex.h: In constructor  'physx::PxMutexT<Alloc>::MutexT(const Alloc&)':
+ * apex/include/PsMutex.h:92: error: no matching function for call to 'operator new(unsigned int,
+ * physx::PxMutexImpl*&)'
+ * <built-in>:0: note: candidates are: void* operator new(unsigned int)
+ */
+#include <new>
+
+#if !PX_DOXYGEN
+namespace physx
+{
+#endif
+class PX_FOUNDATION_API PxMutexImpl
+{
+  public:
+	/**
+	The constructor for Mutex creates a mutex. It is initially unlocked.
+	*/
+	PxMutexImpl();
+
+	/**
+	The destructor for Mutex deletes the mutex.
+	*/
+	~PxMutexImpl();
+
+	/**
+	Acquire (lock) the mutex. If the mutex is already locked
+	by another thread, this method blocks until the mutex is
+	unlocked.
+	*/
+	void lock();
+
+	/**
+	Acquire (lock) the mutex. If the mutex is already locked
+	by another thread, this method returns false without blocking.
+	*/
+	bool trylock();
+
+	/**
+	Release (unlock) the mutex.
+	*/
+	void unlock();
+
+	/**
+	Size of this class.
+	*/
+	static uint32_t getSize();
+};
+
+template <typename Alloc = PxReflectionAllocator<PxMutexImpl> >
+class PxMutexT : protected Alloc
+{
+	PX_NOCOPY(PxMutexT)
+  public:
+	class ScopedLock
+	{
+		PxMutexT<Alloc>& mMutex;
+		PX_NOCOPY(ScopedLock)
+	  public:
+		PX_INLINE ScopedLock(PxMutexT<Alloc>& mutex) : mMutex(mutex)
+		{
+			mMutex.lock();
+		}
+		PX_INLINE ~ScopedLock()
+		{
+			mMutex.unlock();
+		}
+	};
+
+	/**
+	The constructor for Mutex creates a mutex. It is initially unlocked.
+	*/
+	PxMutexT(const Alloc& alloc = Alloc()) : Alloc(alloc)
+	{
+		mImpl = reinterpret_cast<PxMutexImpl*>(Alloc::allocate(PxMutexImpl::getSize(), PX_FL));
+		PX_PLACEMENT_NEW(mImpl, PxMutexImpl)();
+	}
+
+	/**
+	The destructor for Mutex deletes the mutex.
+	*/
+	~PxMutexT()
+	{
+		mImpl->~PxMutexImpl();
+		Alloc::deallocate(mImpl);
+	}
+
+	/**
+	Acquire (lock) the mutex. If the mutex is already locked
+	by another thread, this method blocks until the mutex is
+	unlocked.
+	*/
+	PX_FORCE_INLINE	void lock() const
+	{
+		mImpl->lock();
+	}
+
+	/**
+	Acquire (lock) the mutex. If the mutex is already locked
+	by another thread, this method returns false without blocking,
+	returns true if lock is successfully acquired
+	*/
+	PX_FORCE_INLINE	bool trylock() const
+	{
+		return mImpl->trylock();
+	}
+
+	/**
+	Release (unlock) the mutex, the calling thread must have
+	previously called lock() or method will error
+	*/
+	PX_FORCE_INLINE	void unlock() const
+	{
+		mImpl->unlock();
+	}
+
+  private:
+	PxMutexImpl* mImpl;
+};
+
+class PX_FOUNDATION_API PxReadWriteLock
+{
+	PX_NOCOPY(PxReadWriteLock)
+  public:
+	PxReadWriteLock();
+	~PxReadWriteLock();
+
+	// "takeLock" can only be false if the thread already holds the mutex, e.g. if it already acquired the write lock
+	void lockReader(bool takeLock);
+	void lockWriter();
+
+	void unlockReader();
+	void unlockWriter();
+
+  private:
+	class ReadWriteLockImpl* mImpl;
+};
+
+typedef PxMutexT<> PxMutex;
+
+#if !PX_DOXYGEN
+} // namespace physx
+#endif
+
+#endif
+