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_ALLOCATOR_CALLBACK_H
++ #define PX_ALLOCATOR_CALLBACK_H
++
++
++ #include "foundation/PxFoundationConfig.h"
++
++ #if !PX_DOXYGEN
++ namespace physx
++ {
++ #endif
++
++ /**
++ \brief Abstract base class for an application defined memory allocator that can be used by the Nv library.
++
++ \note The SDK state should not be modified from within any allocation/free function.
++
++ <b>Threading:</b> All methods of this class should be thread safe as it can be called from the user thread
++ or the physics processing thread(s).
++ */
++
++ class PxAllocatorCallback
++ {
++ public:
++
++ virtual ~PxAllocatorCallback()
++ {
++ }
++
++ /**
++ \brief Allocates size bytes of memory, which must be 16-byte aligned.
++
++ This method should never return NULL. If you run out of memory, then
++ you should terminate the app or take some other appropriate action.
++
++ <b>Threading:</b> This function should be thread safe as it can be called in the context of the user thread
++ and physics processing thread(s).
++
++ \param size Number of bytes to allocate.
++ \param typeName Name of the datatype that is being allocated
++ \param filename The source file which allocated the memory
++ \param line The source line which allocated the memory
++ \return The allocated block of memory.
++ */
++ virtual void* allocate(size_t size, const char* typeName, const char* filename, int line) = 0;
++
++ /**
++ \brief Frees memory previously allocated by allocate().
++
++ <b>Threading:</b> This function should be thread safe as it can be called in the context of the user thread
++ and physics processing thread(s).
++
++ \param ptr Memory to free.
++ */
++ virtual void deallocate(void* ptr) = 0;
++ };
++
++ #if !PX_DOXYGEN
++ } // namespace physx
++ #endif
++
++ #endif
++