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Updated year to 2026 in comments
Prepared CHANGELOG.md for next version. Rebuilt the docs.
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‎CHANGELOG.md‎

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# 3.4.0 (2026-??-??)
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- Improvements for external memory export & import (#503):
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- Added functions `vmaCreateDedicatedBuffer`, `vmaCreateDedicatedImage`, `vmaAllocateDedicatedMemory` offering extra parameter `void* pMemoryAllocateNext`.
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- Added function `vmaGetMemoryWin32Handle2` offering extra parameter `VkExternalMemoryHandleTypeFlagBits handleType`.
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- Added `VMA_VERSION` macro with library version number (#507).
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- Fixes for compatibility with C++20 modules on Clang 21 and GCC15 (#513, #514).
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- Other fixes and improvements, including compatibility with various platforms and compilers, improvements in documentation, sample application, and tests.
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# 3.3.0 (2025-05-12)
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Additions to the library API:

‎CMakeLists.txt‎

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#
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# Copyright (c) 2017-2025 Advanced Micro Devices, Inc. All rights reserved.
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# Copyright (c) 2017-2026 Advanced Micro Devices, Inc. All rights reserved.
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal

‎LICENSE.txt‎

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Copyright (c) 2017-2025 Advanced Micro Devices, Inc. All rights reserved.
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Copyright (c) 2017-2026 Advanced Micro Devices, Inc. All rights reserved.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal

‎docs/html/allocation_annotation.html‎

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<title>Vulkan Memory Allocator: Allocation names and user data</title>
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‎docs/html/annotated.html‎

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<title>Vulkan Memory Allocator: Class List</title>
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‎docs/html/choosing_memory_type.html‎

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<title>Vulkan Memory Allocator: Choosing memory type</title>
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<div class="ttc" id="astruct_vma_allocation_create_info_html_add09658ac14fe290ace25470ddd6d41b"><div class="ttname"><a href="struct_vma_allocation_create_info.html#add09658ac14fe290ace25470ddd6d41b">VmaAllocationCreateInfo::flags</a></div><div class="ttdeci">VmaAllocationCreateFlags flags</div><div class="ttdoc">Use VmaAllocationCreateFlagBits enum.</div><div class="ttdef"><b>Definition</b> vk_mem_alloc.h:1296</div></div>
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</div><!-- fragment --><p>For more examples of creating different kinds of resources, see chapter <a class="el" href="usage_patterns.html">Recommended usage patterns</a>. See also: <a class="el" href="memory_mapping.html">Memory mapping</a>.</p>
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<p>Usage values <span class="tt">VMA_MEMORY_USAGE_AUTO*</span> are legal to use only when the library knows about the resource being created by having <span class="tt">VkBufferCreateInfo</span> / <span class="tt">VkImageCreateInfo</span> passed, so they work with functions like: <a class="el" href="group__group__alloc.html#gac72ee55598617e8eecca384e746bab51" title="Creates a new VkBuffer, allocates and binds memory for it.">vmaCreateBuffer()</a>, <a class="el" href="group__group__alloc.html#ga02a94f25679275851a53e82eacbcfc73" title="Function similar to vmaCreateBuffer() but for images.">vmaCreateImage()</a>, <a class="el" href="group__group__alloc.html#gae790ab9ffaf7667fb8f62523e6897888" title="Helps to find memoryTypeIndex, given VkBufferCreateInfo and VmaAllocationCreateInfo.">vmaFindMemoryTypeIndexForBufferInfo()</a> etc. If you allocate raw memory using function <a class="el" href="group__group__alloc.html#gabf28077dbf82d0908b8acbe8ee8dd9b8" title="General purpose memory allocation.">vmaAllocateMemory()</a>, you have to use other means of selecting memory type, as described below.</p>
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<dl class="section note"><dt>Note</dt><dd>Old usage values (<span class="tt">VMA_MEMORY_USAGE_GPU_ONLY</span>, <span class="tt">VMA_MEMORY_USAGE_CPU_ONLY</span>, <span class="tt">VMA_MEMORY_USAGE_CPU_TO_GPU</span>, <span class="tt">VMA_MEMORY_USAGE_GPU_TO_CPU</span>, <span class="tt">VMA_MEMORY_USAGE_CPU_COPY</span>) are still available and work same way as in previous versions of the library for backward compatibility, but they are deprecated.</dd></dl>
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<dl class="section note"><dt>Note</dt><dd>Old usage values (<span class="tt"><a class="el" href="group__group__alloc.html#ggaa5846affa1e9da3800e3e78fae2305ccac6b5dc1432d88647aa4cd456246eadf7">VMA_MEMORY_USAGE_GPU_ONLY</a></span>, <span class="tt"><a class="el" href="group__group__alloc.html#ggaa5846affa1e9da3800e3e78fae2305cca40bdf4cddeffeb12f43d45ca1286e0a5">VMA_MEMORY_USAGE_CPU_ONLY</a></span>, <span class="tt"><a class="el" href="group__group__alloc.html#ggaa5846affa1e9da3800e3e78fae2305cca9066b52c5a7079bb74a69aaf8b92ff67">VMA_MEMORY_USAGE_CPU_TO_GPU</a></span>, <span class="tt"><a class="el" href="group__group__alloc.html#ggaa5846affa1e9da3800e3e78fae2305cca7b586d2fdaf82a463b58f581ed72be27">VMA_MEMORY_USAGE_GPU_TO_CPU</a></span>, <span class="tt"><a class="el" href="group__group__alloc.html#ggaa5846affa1e9da3800e3e78fae2305cca416a444d4d0fc20067c3f76f32ff2500">VMA_MEMORY_USAGE_CPU_COPY</a></span>) are still available and work same way as in previous versions of the library for backward compatibility, but they are deprecated.</dd></dl>
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<h1 class="doxsection"><a class="anchor" id="choosing_memory_type_required_preferred_flags"></a>
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Required and preferred flags</h1>
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<p>You can specify more detailed requirements by filling members <a class="el" href="struct_vma_allocation_create_info.html#a9166390303ff42d783305bc31c2b6b90" title="Flags that must be set in a Memory Type chosen for an allocation.">VmaAllocationCreateInfo::requiredFlags</a> and <a class="el" href="struct_vma_allocation_create_info.html#a7fe8d81a1ad10b2a2faacacee5b15d6d" title="Flags that preferably should be set in a memory type chosen for an allocation.">VmaAllocationCreateInfo::preferredFlags</a> with a combination of bits from enum <span class="tt">VkMemoryPropertyFlags</span>. For example, if you want to create a buffer that will be persistently mapped on host (so it must be <span class="tt">HOST_VISIBLE</span>) and preferably will also be <span class="tt">HOST_COHERENT</span> and <span class="tt">HOST_CACHED</span>, use following code:</p>
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‎docs/html/classes.html‎

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‎docs/html/configuration.html‎

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‎docs/html/custom_memory_pools.html‎

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‎docs/html/debugging_memory_usage.html‎

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