AuroraMiddleware/VulkanMemoryAllocator
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Added callback VmaDefragmentationInfo::pfnBreakCallback that allows to break long execution of vmaBeginDefragmentation

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Added also PFN_vmaCheckDefragmentationBreakFunction, VmaDefragmentationInfo::pBreakCallbackUserData.
This commit is contained in:
Adam Sawicki 2023-07-14 13:56:46 +02:00
parent 9b0fc3e7b0
commit 6ce692a385
1 changed files with 21 additions and 0 deletions
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21
include/vk_mem_alloc.h
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@ -1393,6 +1393,12 @@ typedef struct VmaAllocationInfo
const char* VMA_NULLABLE pName;
} VmaAllocationInfo;
/** Callback function called during vmaBeginDefragmentation() to check custom criterion about ending current defragmentation pass.
Should return true if the defragmentation needs to stop current pass.
*/
typedef VkBool32 (VKAPI_PTR* PFN_vmaCheckDefragmentationBreakFunction)(void* VMA_NULLABLE pUserData);
/** \brief Parameters for defragmentation.
To be used with function vmaBeginDefragmentation().
@ -1416,6 +1422,13 @@ typedef struct VmaDefragmentationInfo
`0` means no limit.
*/
uint32_t maxAllocationsPerPass;
/** \brief Optional custom callback for stopping vmaBeginDefragmentation().
Have to return true for breaking current defragmentation pass.
*/
PFN_vmaCheckDefragmentationBreakFunction VMA_NULLABLE pfnBreakCallback;
/// \brief Optional data to pass to custom callback for stopping pass of defragmentation.
void* VMA_NULLABLE pBreakCallbackUserData;
} VmaDefragmentationInfo;
/// Single move of an allocation to be done for defragmentation.
@ -11042,6 +11055,8 @@ private:
const VkDeviceSize m_MaxPassBytes;
const uint32_t m_MaxPassAllocations;
const PFN_vmaCheckDefragmentationBreakFunction m_BreakCallback;
void* m_BreakCallbackUserData;
VmaStlAllocator<VmaDefragmentationMove> m_MoveAllocator;
VmaVector<VmaDefragmentationMove, VmaStlAllocator<VmaDefragmentationMove>> m_Moves;
@ -12972,6 +12987,8 @@ VmaDefragmentationContext_T::VmaDefragmentationContext_T(
const VmaDefragmentationInfo& info)
: m_MaxPassBytes(info.maxBytesPerPass == 0 ? VK_WHOLE_SIZE : info.maxBytesPerPass),
m_MaxPassAllocations(info.maxAllocationsPerPass == 0 ? UINT32_MAX : info.maxAllocationsPerPass),
m_BreakCallback(info.pfnBreakCallback),
m_BreakCallbackUserData(info.pBreakCallbackUserData),
m_MoveAllocator(hAllocator->GetAllocationCallbacks()),
m_Moves(m_MoveAllocator)
{
@ -13367,6 +13384,10 @@ VmaDefragmentationContext_T::MoveAllocationData VmaDefragmentationContext_T::Get
VmaDefragmentationContext_T::CounterStatus VmaDefragmentationContext_T::CheckCounters(VkDeviceSize bytes)
{
// Check custom criteria if exists
if (m_BreakCallback && m_BreakCallback(m_BreakCallbackUserData))
return CounterStatus::End;
// Ignore allocation if will exceed max size for copy
if (m_PassStats.bytesMoved + bytes > m_MaxPassBytes)
{