Revision control
++ // Copyright (c) 2001-2004 NovodeX AG. All rights reserved.
++ // Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
++ // SPDX-FileCopyrightText: Copyright (c) 2008-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
++ // SPDX-License-Identifier: Apache-2.0
++
++ #ifndef PX_MEMORY_H
++ #define PX_MEMORY_H
++
++ #include "foundation/PxSimpleTypes.h"
++ #include "foundation/PxMathIntrinsics.h"
++ #include "foundation/PxSimpleTypes.h"
++
++ #if !PX_DOXYGEN
++ namespace physx
++ {
++ #endif
++
++ /**
++ \brief Sets the bytes of the provided buffer to zero.
++
++ \param dest [out] Pointer to block of memory to set zero.
++ \param count [in] Number of bytes to set to zero.
++
++ \return Pointer to memory block (same as input)
++ */
++ PX_FORCE_INLINE void* PxMemZero(void* dest, size_t count)
++ {
++ // This is to avoid undefined behavior
++ return (count != 0) ? physx::intrinsics::memZero(dest, count) : NULL;
++ }
++
++ /**
++ \brief Sets the bytes of the provided buffer to the specified value.
++
++ \param dest [out] Pointer to block of memory to set to the specified value.
++ \param c [in] Value to set the bytes of the block of memory to.
++ \param count [in] Number of bytes to set to the specified value.
++
++ \return Pointer to memory block (same as input)
++ */
++ PX_FORCE_INLINE void* PxMemSet(void* dest, PxI32 c, size_t count)
++ {
++ // This is to avoid undefined behavior
++ return (count != 0) ? physx::intrinsics::memSet(dest, c, count) : NULL;
++ }
++
++ /**
++ \brief Copies the bytes of one memory block to another. The memory blocks must not overlap.
++
++ \note Use #PxMemMove if memory blocks overlap.
++
++ \param dest [out] Pointer to block of memory to copy to.
++ \param src [in] Pointer to block of memory to copy from.
++ \param count [in] Number of bytes to copy.
++
++ \return Pointer to destination memory block
++ */
++ PX_FORCE_INLINE void* PxMemCopy(void* dest, const void* src, size_t count)
++ {
++ // This is to avoid undefined behavior
++ return (count != 0) ? physx::intrinsics::memCopy(dest, src, count) : NULL;
++ }
++
++ /**
++ \brief Copies the bytes of one memory block to another. The memory blocks can overlap.
++
++ \note Use #PxMemCopy if memory blocks do not overlap.
++
++ \param dest [out] Pointer to block of memory to copy to.
++ \param src [in] Pointer to block of memory to copy from.
++ \param count [in] Number of bytes to copy.
++
++ \return Pointer to destination memory block
++ */
++ PX_FORCE_INLINE void* PxMemMove(void* dest, const void* src, size_t count)
++ {
++ return physx::intrinsics::memMove(dest, src, count);
++ }
++
++ /**
++ Mark a specified amount of memory with 0xcd pattern. This is used to check that the meta data
++ definition for serialized classes is complete in checked builds.
++
++ \param ptr [out] Pointer to block of memory to initialize.
++ \param byteSize [in] Number of bytes to initialize.
++ */
++ PX_INLINE void PxMarkSerializedMemory(void* ptr, size_t byteSize)
++ {
++ #if PX_CHECKED
++ PxMemSet(ptr, 0xcd, byteSize);
++ #else
++ PX_UNUSED(ptr);
++ PX_UNUSED(byteSize);
++ #endif
++ }
++
++ #if !PX_DOXYGEN
++ } // namespace physx
++ #endif
++
++ #endif
++