Merge pull request #442 from Agrael1/master

[WIP] Win32 Handle extension
This commit is contained in:
Adam Sawicki 2024-08-28 10:34:23 +02:00 committed by GitHub
commit 0d55cf5276
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5 changed files with 282 additions and 5 deletions

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@ -2466,6 +2466,7 @@ PREDEFINED = VMA_CALL_PRE= \
VMA_MEMORY_PRIORITY=1 \
VMA_KHR_MAINTENANCE4=1 \
VMA_KHR_MAINTENANCE5=1 \
VMA_EXTERNAL_MEMORY_WIN32=1 \
VMA_EXTERNAL_MEMORY=1 \
VMA_EXTENDS_VK_STRUCT= \
VMA_STATS_STRING_ENABLED=1

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@ -242,6 +242,15 @@ extern "C" {
#endif
#endif
// Defined to 1 when VK_KHR_external_memory_win32 device extension is defined in Vulkan headers.
#if !defined(VMA_EXTERNAL_MEMORY_WIN32)
#if VK_KHR_external_memory_win32
#define VMA_EXTERNAL_MEMORY_WIN32 1
#else
#define VMA_EXTERNAL_MEMORY_WIN32 0
#endif
#endif
// Define these macros to decorate all public functions with additional code,
// before and after returned type, appropriately. This may be useful for
// exporting the functions when compiling VMA as a separate library. Example:
@ -461,6 +470,14 @@ typedef enum VmaAllocatorCreateFlagBits
*/
VMA_ALLOCATOR_CREATE_KHR_MAINTENANCE5_BIT = 0x00000100,
/**
Enables usage of VK_KHR_external_memory_win32 extension in the library.
You should set this flag if you found available and enabled this device extension,
while creating Vulkan device passed as VmaAllocatorCreateInfo::device.
*/
VMA_ALLOCATOR_CREATE_KHR_EXTERNAL_MEMORY_WIN32_BIT = 0x00000200,
VMA_ALLOCATOR_CREATE_FLAG_BITS_MAX_ENUM = 0x7FFFFFFF
} VmaAllocatorCreateFlagBits;
/// See #VmaAllocatorCreateFlagBits.
@ -1035,6 +1052,11 @@ typedef struct VmaVulkanFunctions
/// Fetch from "vkGetDeviceImageMemoryRequirements" on Vulkan >= 1.3, but you can also fetch it from "vkGetDeviceImageMemoryRequirementsKHR" if you enabled extension VK_KHR_maintenance4.
PFN_vkGetDeviceImageMemoryRequirementsKHR VMA_NULLABLE vkGetDeviceImageMemoryRequirements;
#endif
#ifdef VMA_EXTERNAL_MEMORY_WIN32
PFN_vkGetMemoryWin32HandleKHR VMA_NULLABLE vkGetMemoryWin32HandleKHR;
#else
void* VMA_NULLABLE vkGetMemoryWin32HandleKHR;
#endif
} VmaVulkanFunctions;
/// Description of a Allocator to be created.
@ -2052,6 +2074,21 @@ VMA_CALL_PRE void VMA_CALL_POST vmaGetAllocationMemoryProperties(
VmaAllocation VMA_NOT_NULL allocation,
VkMemoryPropertyFlags* VMA_NOT_NULL pFlags);
#if VMA_EXTERNAL_MEMORY_WIN32
/**
\brief Given an allocation, returns Win32 Handle, that may be imported by other processes or APIs.
`hTargetProcess` must be a valid handle to target process or NULL. If it's `NULL`, the function returns
handle for the current process.
If the allocation was created with `VMA_ALLOCATION_CREATE_EXPORT_WIN32_HANDLE_BIT` flag,
the function fills `pHandle` with handle that can be used in target process.
*/
VMA_CALL_PRE VkResult VMA_CALL_POST vmaGetMemoryWin32HandleKHR(VmaAllocator VMA_NOT_NULL allocator,
VmaAllocation VMA_NOT_NULL allocation, HANDLE hTargetProcess, HANDLE* VMA_NOT_NULL pHandle);
#endif // VMA_EXTERNAL_MEMORY_WIN32
/** \brief Maps memory represented by given allocation and returns pointer to it.
Maps memory represented by given allocation to make it accessible to CPU code.
@ -6069,6 +6106,84 @@ private:
#endif // _VMA_MAPPING_HYSTERESIS
#if VMA_EXTERNAL_MEMORY_WIN32
class VmaWin32Handle
{
public:
VmaWin32Handle() noexcept : m_hHandle(VMA_NULL) { }
explicit VmaWin32Handle(HANDLE hHandle) noexcept : m_hHandle(hHandle) { }
~VmaWin32Handle() noexcept { if (m_hHandle != VMA_NULL) { ::CloseHandle(m_hHandle); } }
VMA_CLASS_NO_COPY_NO_MOVE(VmaWin32Handle)
public:
// Strengthened
VkResult GetHandle(VkDevice device, VkDeviceMemory memory, decltype(&vkGetMemoryWin32HandleKHR) pvkGetMemoryWin32HandleKHR, HANDLE hTargetProcess, bool useMutex, HANDLE* pHandle) noexcept
{
*pHandle = VMA_NULL;
// Try to get handle first.
if (m_hHandle != VMA_NULL)
{
*pHandle = Duplicate(hTargetProcess);
return VK_SUCCESS;
}
VkResult res = VK_SUCCESS;
// If failed, try to create it.
{
VmaMutexLockWrite lock(m_Mutex, useMutex);
if (m_hHandle == VMA_NULL)
{
res = Create(device, memory, pvkGetMemoryWin32HandleKHR, &m_hHandle);
}
}
*pHandle = Duplicate(hTargetProcess);
return res;
}
operator bool() const noexcept { return m_hHandle != VMA_NULL; }
private:
// Not atomic
static VkResult Create(VkDevice device, VkDeviceMemory memory, decltype(&vkGetMemoryWin32HandleKHR) pvkGetMemoryWin32HandleKHR, HANDLE* pHandle) noexcept
{
VkResult res = VK_ERROR_FEATURE_NOT_PRESENT;
if (pvkGetMemoryWin32HandleKHR != VMA_NULL)
{
VkMemoryGetWin32HandleInfoKHR handleInfo{ };
handleInfo.sType = VK_STRUCTURE_TYPE_MEMORY_GET_WIN32_HANDLE_INFO_KHR;
handleInfo.memory = memory;
handleInfo.handleType = VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_WIN32_BIT_KHR;
res = pvkGetMemoryWin32HandleKHR(device, &handleInfo, pHandle);
}
return res;
}
HANDLE Duplicate(HANDLE hTargetProcess = VMA_NULL) const noexcept
{
if (!m_hHandle)
return m_hHandle;
HANDLE hCurrentProcess = ::GetCurrentProcess();
HANDLE hDupHandle = VMA_NULL;
if (!::DuplicateHandle(hCurrentProcess, m_hHandle, hTargetProcess ? hTargetProcess : hCurrentProcess, &hDupHandle, 0, FALSE, DUPLICATE_SAME_ACCESS))
{
VMA_ASSERT(0 && "Failed to duplicate handle.");
}
return hDupHandle;
}
private:
HANDLE m_hHandle;
VMA_RW_MUTEX m_Mutex; // Protects access m_Handle
};
#else
class VmaWin32Handle
{
// ABI compatibility
void* placeholder = VMA_NULL;
VMA_RW_MUTEX placeholder2;
};
#endif // VMA_EXTERNAL_MEMORY_WIN32
#ifndef _VMA_DEVICE_MEMORY_BLOCK
/*
Represents a single block of device memory (`VkDeviceMemory`) with all the
@ -6135,7 +6250,13 @@ public:
VkDeviceSize allocationLocalOffset,
VkImage hImage,
const void* pNext);
#if VMA_EXTERNAL_MEMORY_WIN32
VkResult CreateWin32Handle(
const VmaAllocator hAllocator,
decltype(&vkGetMemoryWin32HandleKHR) pvkGetMemoryWin32HandleKHR,
HANDLE hTargetProcess,
HANDLE* pHandle)noexcept;
#endif // VMA_EXTERNAL_MEMORY_WIN32
private:
VmaPool m_hParentPool; // VK_NULL_HANDLE if not belongs to custom pool.
uint32_t m_MemoryTypeIndex;
@ -6151,6 +6272,8 @@ private:
VmaMappingHysteresis m_MappingHysteresis;
uint32_t m_MapCount;
void* m_pMappedData;
VmaWin32Handle m_Handle; // Win32 handle
};
#endif // _VMA_DEVICE_MEMORY_BLOCK
@ -6236,6 +6359,10 @@ public:
void PrintParameters(class VmaJsonWriter& json) const;
#endif
#if VMA_EXTERNAL_MEMORY_WIN32
VkResult GetWin32Handle(VmaAllocator hAllocator, HANDLE hTargetProcess, HANDLE* hHandle) noexcept;
#endif // VMA_EXTERNAL_MEMORY_WIN32
private:
// Allocation out of VmaDeviceMemoryBlock.
struct BlockAllocation
@ -6251,6 +6378,7 @@ private:
void* m_pMappedData; // Not null means memory is mapped.
VmaAllocation_T* m_Prev;
VmaAllocation_T* m_Next;
VmaWin32Handle m_Handle; // Win32 handle
};
union
{
@ -10071,6 +10199,7 @@ public:
bool m_UseExtMemoryPriority;
bool m_UseKhrMaintenance4;
bool m_UseKhrMaintenance5;
bool m_UseKhrExternalMemoryWin32;
const VkDevice m_hDevice;
const VkInstance m_hInstance;
const bool m_AllocationCallbacksSpecified;
@ -10434,7 +10563,8 @@ VmaDeviceMemoryBlock::VmaDeviceMemoryBlock(VmaAllocator hAllocator)
m_Id(0),
m_hMemory(VK_NULL_HANDLE),
m_MapCount(0),
m_pMappedData(VMA_NULL) {}
m_pMappedData(VMA_NULL),
m_Handle(VMA_NULL) {}
VmaDeviceMemoryBlock::~VmaDeviceMemoryBlock()
{
@ -10677,6 +10807,14 @@ VkResult VmaDeviceMemoryBlock::BindImageMemory(
VmaMutexLock lock(m_MapAndBindMutex, hAllocator->m_UseMutex);
return hAllocator->BindVulkanImage(m_hMemory, memoryOffset, hImage, pNext);
}
#if VMA_EXTERNAL_MEMORY_WIN32
VkResult VmaDeviceMemoryBlock::CreateWin32Handle(const VmaAllocator hAllocator, decltype(&vkGetMemoryWin32HandleKHR) pvkGetMemoryWin32HandleKHR, HANDLE hTargetProcess, HANDLE* pHandle) noexcept
{
VMA_ASSERT(pHandle);
return m_Handle.GetHandle(hAllocator->m_hDevice, m_hMemory, pvkGetMemoryWin32HandleKHR, hTargetProcess, hAllocator->m_UseMutex, pHandle);
}
#endif // VMA_EXTERNAL_MEMORY_WIN32
#endif // _VMA_DEVICE_MEMORY_BLOCK_FUNCTIONS
#ifndef _VMA_ALLOCATION_T_FUNCTIONS
@ -10977,6 +11115,23 @@ void VmaAllocation_T::PrintParameters(class VmaJsonWriter& json) const
json.WriteString(m_pName);
}
}
#if VMA_EXTERNAL_MEMORY_WIN32
VkResult VmaAllocation_T::GetWin32Handle(VmaAllocator hAllocator, HANDLE hTargetProcess, HANDLE* pHandle) noexcept
{
// Where do we get this function from?
auto pvkGetMemoryWin32HandleKHR = hAllocator->GetVulkanFunctions().vkGetMemoryWin32HandleKHR;
switch (m_Type)
{
case ALLOCATION_TYPE_BLOCK:
return m_BlockAllocation.m_Block->CreateWin32Handle(hAllocator, pvkGetMemoryWin32HandleKHR, hTargetProcess, pHandle);
case ALLOCATION_TYPE_DEDICATED:
return m_DedicatedAllocation.m_Handle.GetHandle(hAllocator->m_hDevice, m_DedicatedAllocation.m_hMemory, pvkGetMemoryWin32HandleKHR, hTargetProcess, hAllocator->m_UseMutex, pHandle);
default:
VMA_ASSERT(0);
return VK_ERROR_FEATURE_NOT_PRESENT;
}
}
#endif // VMA_EXTERNAL_MEMORY_WIN32
#endif // VMA_STATS_STRING_ENABLED
void VmaAllocation_T::FreeName(VmaAllocator hAllocator)
@ -12707,6 +12862,7 @@ VmaAllocator_T::VmaAllocator_T(const VmaAllocatorCreateInfo* pCreateInfo) :
m_UseExtMemoryPriority((pCreateInfo->flags & VMA_ALLOCATOR_CREATE_EXT_MEMORY_PRIORITY_BIT) != 0),
m_UseKhrMaintenance4((pCreateInfo->flags & VMA_ALLOCATOR_CREATE_KHR_MAINTENANCE4_BIT) != 0),
m_UseKhrMaintenance5((pCreateInfo->flags & VMA_ALLOCATOR_CREATE_KHR_MAINTENANCE5_BIT) != 0),
m_UseKhrExternalMemoryWin32((pCreateInfo->flags & VMA_ALLOCATOR_CREATE_KHR_EXTERNAL_MEMORY_WIN32_BIT) != 0),
m_hDevice(pCreateInfo->device),
m_hInstance(pCreateInfo->instance),
m_AllocationCallbacksSpecified(pCreateInfo->pAllocationCallbacks != VMA_NULL),
@ -12798,6 +12954,19 @@ VmaAllocator_T::VmaAllocator_T(const VmaAllocatorCreateInfo* pCreateInfo) :
VMA_ASSERT(0 && "VMA_ALLOCATOR_CREATE_KHR_MAINTENANCE5_BIT is set but required extension is not available in your Vulkan header or its support in VMA has been disabled by a preprocessor macro.");
}
#endif
#if !(VMA_KHR_MAINTENANCE5)
if(m_UseKhrMaintenance5)
{
VMA_ASSERT(0 && "VMA_ALLOCATOR_CREATE_KHR_MAINTENANCE5_BIT is set but required extension is not available in your Vulkan header or its support in VMA has been disabled by a preprocessor macro.");
}
#endif
#if !(VMA_EXTERNAL_MEMORY_WIN32)
if(m_UseKhrExternalMemoryWin32)
{
VMA_ASSERT(0 && "VMA_ALLOCATOR_CREATE_KHR_EXTERNAL_MEMORY_WIN32_BIT is set but required extension is not available in your Vulkan header or its support in VMA has been disabled by a preprocessor macro.");
}
#endif
memset(&m_DeviceMemoryCallbacks, 0 ,sizeof(m_DeviceMemoryCallbacks));
memset(&m_PhysicalDeviceProperties, 0, sizeof(m_PhysicalDeviceProperties));
@ -13022,7 +13191,9 @@ void VmaAllocator_T::ImportVulkanFunctions_Custom(const VmaVulkanFunctions* pVul
VMA_COPY_IF_NOT_NULL(vkGetDeviceBufferMemoryRequirements);
VMA_COPY_IF_NOT_NULL(vkGetDeviceImageMemoryRequirements);
#endif
#if VMA_EXTERNAL_MEMORY_WIN32
VMA_COPY_IF_NOT_NULL(vkGetMemoryWin32HandleKHR);
#endif
#undef VMA_COPY_IF_NOT_NULL
}
@ -13124,7 +13295,12 @@ void VmaAllocator_T::ImportVulkanFunctions_Dynamic()
VMA_FETCH_DEVICE_FUNC(vkGetDeviceImageMemoryRequirements, PFN_vkGetDeviceImageMemoryRequirementsKHR, "vkGetDeviceImageMemoryRequirementsKHR");
}
#endif
#if VMA_EXTERNAL_MEMORY_WIN32
if (m_UseKhrExternalMemoryWin32)
{
VMA_FETCH_DEVICE_FUNC(vkGetMemoryWin32HandleKHR, PFN_vkGetMemoryWin32HandleKHR, "vkGetMemoryWin32HandleKHR");
}
#endif
#undef VMA_FETCH_DEVICE_FUNC
#undef VMA_FETCH_INSTANCE_FUNC
}
@ -13173,6 +13349,12 @@ void VmaAllocator_T::ValidateVulkanFunctions()
VMA_ASSERT(m_VulkanFunctions.vkGetPhysicalDeviceMemoryProperties2KHR != VMA_NULL);
}
#endif
#if VMA_EXTERNAL_MEMORY_WIN32
if (m_UseKhrExternalMemoryWin32)
{
VMA_ASSERT(m_VulkanFunctions.vkGetMemoryWin32HandleKHR != VMA_NULL);
}
#endif
// Not validating these due to suspected driver bugs with these function
// pointers being null despite correct extension or Vulkan version is enabled.
@ -16429,6 +16611,15 @@ VMA_CALL_PRE void VMA_CALL_POST vmaFreeVirtualBlockStatsString(VmaVirtualBlock V
VmaFreeString(virtualBlock->GetAllocationCallbacks(), pStatsString);
}
}
#if VMA_EXTERNAL_MEMORY_WIN32
VMA_CALL_PRE VkResult VMA_CALL_POST vmaGetMemoryWin32HandleKHR(VmaAllocator VMA_NOT_NULL allocator,
VmaAllocation VMA_NOT_NULL allocation, HANDLE hTargetProcess, HANDLE* VMA_NOT_NULL pHandle)
{
VMA_ASSERT(allocator && allocation);
VMA_DEBUG_GLOBAL_MUTEX_LOCK;
return allocation->GetWin32Handle(allocator, hTargetProcess, pHandle);
}
#endif // VMA_EXTERNAL_MEMORY_WIN32
#endif // VMA_STATS_STRING_ENABLED
#endif // _VMA_PUBLIC_INTERFACE
#endif // VMA_IMPLEMENTATION

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@ -17,14 +17,22 @@ foreach(SHADER ${SHADERS})
get_filename_component(FILE_NAME ${SHADER} NAME)
# Put the .spv files into the bin folder
set(SPIRV_BIN ${CMAKE_CURRENT_BINARY_DIR}/${FILE_NAME}.spv)
set(SPIRV ${PROJECT_SOURCE_DIR}/bin/${FILE_NAME}.spv)
add_custom_command(
OUTPUT ${SPIRV}
# Use the same file name and append .spv to the compiled shader
COMMAND ${GLSL_VALIDATOR} -V ${CMAKE_CURRENT_SOURCE_DIR}/${SHADER} -o ${SPIRV}
DEPENDS ${SHADER}
)
add_custom_command(
OUTPUT ${SPIRV_BIN}
# Use the same file name and append .spv to the compiled shader
COMMAND ${GLSL_VALIDATOR} -V ${CMAKE_CURRENT_SOURCE_DIR}/${SHADER} -o ${SPIRV_BIN}
DEPENDS ${SHADER}
)
list(APPEND SPIRV_FILES ${SPIRV})
endforeach()

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@ -8253,6 +8253,71 @@ static void TestMappingHysteresis()
}
}
static void TestWin32Handles()
{
#if VMA_EXTERNAL_MEMORY_WIN32
wprintf(L"Test Win32 handles\n");
constexpr static VkExportMemoryAllocateInfoKHR exportInfo{
VK_STRUCTURE_TYPE_EXPORT_MEMORY_ALLOCATE_INFO_KHR,
nullptr,
VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_WIN32_BIT
};
constexpr static VkExternalMemoryBufferCreateInfoKHR externalInfo{
VK_STRUCTURE_TYPE_EXTERNAL_MEMORY_BUFFER_CREATE_INFO_KHR,
nullptr,
VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_WIN32_BIT
};
VkBufferCreateInfo sampleBufCreateInfo = { VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO };
sampleBufCreateInfo.size = 0x1000; // Doesn't matter.
sampleBufCreateInfo.usage = VK_BUFFER_USAGE_TRANSFER_SRC_BIT;
sampleBufCreateInfo.pNext = &externalInfo;
VmaAllocationCreateInfo sampleAllocCreateInfo = {};
sampleAllocCreateInfo.usage = VMA_MEMORY_USAGE_AUTO;
sampleAllocCreateInfo.flags = VMA_ALLOCATION_CREATE_HOST_ACCESS_RANDOM_BIT;
uint32_t memTypeIndex;
TEST(vmaFindMemoryTypeIndexForBufferInfo(g_hAllocator,
&sampleBufCreateInfo, &sampleAllocCreateInfo, &memTypeIndex) == VK_SUCCESS);
// Check res...
// Create a pool that can have at most 2 blocks, 128 MiB each.
VmaPoolCreateInfo poolCreateInfo = {};
poolCreateInfo.memoryTypeIndex = memTypeIndex;
poolCreateInfo.blockSize = 128ull * 1024 * 1024;
poolCreateInfo.maxBlockCount = 2;
poolCreateInfo.pMemoryAllocateNext = (void*)&exportInfo;
VmaPool pool;
TEST(vmaCreatePool(g_hAllocator, &poolCreateInfo, &pool) == VK_SUCCESS);
sampleAllocCreateInfo.pool = pool;
VkBuffer buf;
VmaAllocation alloc;
VmaAllocationInfo allocInfo;
TEST(vmaCreateBuffer(g_hAllocator, &sampleBufCreateInfo, &sampleAllocCreateInfo, &buf, &alloc, &allocInfo) == VK_SUCCESS);
HANDLE handle;
HANDLE handle2;
TEST(vmaGetMemoryWin32HandleKHR(g_hAllocator, alloc, nullptr, &handle) == VK_SUCCESS);
TEST(handle != nullptr);
TEST(vmaGetMemoryWin32HandleKHR(g_hAllocator, alloc, nullptr, &handle2) == VK_SUCCESS);
TEST(handle2 != nullptr);
TEST(handle2 != handle);
vmaDestroyBuffer(g_hAllocator, buf, alloc);
TEST(CloseHandle(handle));
TEST(CloseHandle(handle2));
vmaDestroyPool(g_hAllocator, pool);
#endif
}
void Test()
{
wprintf(L"TESTING:\n");
@ -8295,6 +8360,7 @@ void Test()
TestMappingHysteresis();
TestDeviceLocalMapped();
TestMaintenance5();
TestWin32Handles();
TestMappingMultithreaded();
TestLinearAllocator();
ManuallyTestLinearAllocator();

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@ -32,7 +32,7 @@
#pragma comment(lib, "shlwapi.lib")
static const char* const SHADER_PATH1 = "./";
static const char* const SHADER_PATH1 = "./Shaders/";
static const char* const SHADER_PATH2 = "../bin/";
static const wchar_t* const WINDOW_CLASS_NAME = L"VULKAN_MEMORY_ALLOCATOR_SAMPLE";
static const char* const VALIDATION_LAYER_NAME = "VK_LAYER_KHRONOS_validation";
@ -69,6 +69,7 @@ bool VK_KHR_buffer_device_address_enabled = false;
bool VK_EXT_memory_priority_enabled = false;
bool VK_EXT_debug_utils_enabled = false;
bool VK_KHR_maintenance5_enabled = false;
bool VK_KHR_external_memory_win32_enabled = false;
bool g_SparseBindingEnabled = false;
// # Pointers to functions from extensions
@ -1449,6 +1450,7 @@ static void PrintEnabledFeatures()
}
wprintf(L"VK_EXT_memory_priority: %d\n", VK_EXT_memory_priority_enabled ? 1 : 0);
wprintf(L"VK_KHR_maintenance5: %d\n", VK_KHR_maintenance5_enabled? 1 : 0);
wprintf(L"VK_KHR_external_memory_win32: %d\n", VK_KHR_external_memory_win32_enabled ? 1 : 0);
}
void SetAllocatorCreateInfo(VmaAllocatorCreateInfo& outInfo)
@ -1494,6 +1496,11 @@ void SetAllocatorCreateInfo(VmaAllocatorCreateInfo& outInfo)
outInfo.flags |= VMA_ALLOCATOR_CREATE_KHR_MAINTENANCE5_BIT;
}
if(VK_KHR_external_memory_win32_enabled)
{
outInfo.flags |= VMA_ALLOCATOR_CREATE_KHR_EXTERNAL_MEMORY_WIN32_BIT;
}
if(USE_CUSTOM_CPU_ALLOCATION_CALLBACKS)
{
outInfo.pAllocationCallbacks = &g_CpuAllocationCallbacks;
@ -1876,6 +1883,8 @@ static void InitializeApplication()
VK_EXT_memory_priority_enabled = true;
else if(strcmp(physicalDeviceExtensionProperties[i].extensionName, VK_KHR_MAINTENANCE_5_EXTENSION_NAME) == 0)
VK_KHR_maintenance5_enabled = true;
else if (strcmp(physicalDeviceExtensionProperties[i].extensionName, VK_KHR_EXTERNAL_MEMORY_WIN32_EXTENSION_NAME) == 0)
VK_KHR_external_memory_win32_enabled = VMA_DYNAMIC_VULKAN_FUNCTIONS;
}
if(GetVulkanApiVersion() >= VK_API_VERSION_1_2)
@ -2036,6 +2045,8 @@ static void InitializeApplication()
enabledDeviceExtensions.push_back(VK_EXT_MEMORY_PRIORITY_EXTENSION_NAME);
if(VK_KHR_maintenance5_enabled)
enabledDeviceExtensions.push_back(VK_KHR_MAINTENANCE_5_EXTENSION_NAME);
if (VK_KHR_external_memory_win32_enabled)
enabledDeviceExtensions.push_back(VK_KHR_EXTERNAL_MEMORY_WIN32_EXTENSION_NAME);
VkPhysicalDeviceFeatures2 deviceFeatures = { VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_FEATURES_2 };
deviceFeatures.features.samplerAnisotropy = VK_TRUE;