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More coding and more tests. Basic functionality is working now.

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This commit is contained in:
Adam Sawicki 2021-10-28 14:46:45 +02:00
parent dc644281ac
commit e1812303d6
2 changed files with 32 additions and 26 deletions
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14
include/vk_mem_alloc.h
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@ -6860,10 +6860,7 @@ public:
const VkAllocationCallbacks m_AllocationCallbacks;
VmaVirtualBlock_T(const VmaVirtualBlockCreateInfo& createInfo);
~VmaVirtualBlock_T()
{
vma_delete(GetAllocationCallbacks(), m_Metadata);
}
~VmaVirtualBlock_T();
VkResult Init()
{
return VK_SUCCESS;
@ -16665,6 +16662,15 @@ VmaVirtualBlock_T::VmaVirtualBlock_T(const VmaVirtualBlockCreateInfo& createInfo
m_Metadata->Init(createInfo.size);
}
VmaVirtualBlock_T::~VmaVirtualBlock_T()
{
// This is an important assert!!!
// Hitting it means you have some memory leak - unreleased virtual allocations.
VMA_ASSERT(m_Metadata->IsEmpty() && "Some virtual allocations were not freed before destruction of this virtual block!");
vma_delete(GetAllocationCallbacks(), m_Metadata);
}
VkResult VmaVirtualBlock_T::Allocate(const VmaVirtualAllocationCreateInfo& createInfo, VkDeviceSize& outOffset)
{
outOffset = VK_WHOLE_SIZE;

44
src/Tests.cpp
View File

@ -2709,46 +2709,45 @@ static void TestVirtualBlocks()
allocCreateInfo.pUserData = (void*)(uintptr_t)1;
allocCreateInfo.size = 8 * MEGABYTE;
VkDeviceSize alloc0Offset;
TEST(vmaVirtualAllocate(block, &allocCreateInfo, &alloc0Offset) == VK_SUCCESS && alloc0Offset < blockSize);
TEST(vmaVirtualAllocate(block, &allocCreateInfo, &alloc0Offset) == VK_SUCCESS);
TEST(alloc0Offset < blockSize);
#if 0
// # Validate the allocation
VIRTUAL_ALLOCATION_INFO allocInfo = {};
block->GetAllocationInfo(alloc0Offset, &allocInfo);
CHECK_BOOL( allocInfo.size == allocDesc.Size );
CHECK_BOOL( allocInfo.pUserData == allocDesc.pUserData );
VmaVirtualAllocationInfo allocInfo = {};
vmaGetVirtualAllocationInfo(block, alloc0Offset, &allocInfo);
TEST(allocInfo.size == allocCreateInfo.size);
TEST(allocInfo.pUserData = allocCreateInfo.pUserData);
// # Check SetUserData
block->SetAllocationUserData(alloc0Offset, (void*)(uintptr_t)2);
block->GetAllocationInfo(alloc0Offset, &allocInfo);
CHECK_BOOL( allocInfo.pUserData == (void*)(uintptr_t)2 );
vmaSetVirtualAllocationUserData(block, alloc0Offset, (void*)(uintptr_t)2);
vmaGetVirtualAllocationInfo(block, alloc0Offset, &allocInfo);
TEST(allocInfo.pUserData = (void*)(uintptr_t)2);
// # Allocate 4 MB
allocDesc.Size = 4 * MEGABYTE;
allocDesc.Alignment = alignment;
allocCreateInfo.size = 4 * MEGABYTE;
UINT64 alloc1Offset;
CHECK_HR( block->Allocate(&allocDesc, &alloc1Offset) );
CHECK_BOOL( alloc1Offset < blockSize );
CHECK_BOOL( alloc1Offset + 4 * MEGABYTE <= alloc0Offset || alloc0Offset + 8 * MEGABYTE <= alloc1Offset ); // Check if they don't overlap.
TEST(vmaVirtualAllocate(block, &allocCreateInfo, &alloc1Offset) == VK_SUCCESS);
TEST(alloc1Offset < blockSize);
TEST(alloc1Offset + 4 * MEGABYTE <= alloc0Offset || alloc0Offset + 8 * MEGABYTE <= alloc1Offset); // Check if they don't overlap.
// # Allocate another 8 MB - it should fail
allocDesc.Size = 8 * MEGABYTE;
allocDesc.Alignment = alignment;
allocCreateInfo.size = 8 * MEGABYTE;
UINT64 alloc2Offset;
CHECK_BOOL( FAILED(block->Allocate(&allocDesc, &alloc2Offset)) );
CHECK_BOOL( alloc2Offset == UINT64_MAX );
TEST(vmaVirtualAllocate(block, &allocCreateInfo, &alloc2Offset) < 0);
TEST(alloc2Offset == VK_WHOLE_SIZE);
// # Free the 4 MB block. Now allocation of 8 MB should succeed.
block->FreeAllocation(alloc1Offset);
CHECK_HR( block->Allocate(&allocDesc, &alloc2Offset) );
CHECK_BOOL( alloc2Offset < blockSize );
CHECK_BOOL( alloc2Offset + 4 * MEGABYTE <= alloc0Offset || alloc0Offset + 8 * MEGABYTE <= alloc2Offset ); // Check if they don't overlap.
vmaVirtualFree(block, alloc1Offset);
TEST(vmaVirtualAllocate(block, &allocCreateInfo, &alloc2Offset) == VK_SUCCESS);
TEST(alloc2Offset < blockSize);
TEST(alloc2Offset + 4 * MEGABYTE <= alloc0Offset || alloc0Offset + 8 * MEGABYTE <= alloc2Offset); // Check if they don't overlap.
#if 0
// # Calculate statistics
StatInfo statInfo = {};
@ -2803,6 +2802,7 @@ static void TestVirtualBlocks()
block->FreeAllocation(alloc2Offset);
#endif
vmaVirtualFree(block, alloc2Offset);
//vmaClearVirtualBlock(block);
vmaDestroyVirtualBlock(block);
}