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Fixed bug with mapping of non-dedicated allocations.

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This commit is contained in:
Adam Sawicki 2017-11-14 16:21:12 +01:00
parent 8eb9d8e253
commit 6a1f1e2d8d
1 changed files with 32 additions and 0 deletions
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32
src/vk_mem_alloc.h
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@ -3191,6 +3191,8 @@ public:
outInfo.unusedRangeSizeMax = 0;
}
void BlockAllocMap();
void BlockAllocUnmap();
VkResult DedicatedAllocMap(VmaAllocator hAllocator, void** ppData);
void DedicatedAllocUnmap(VmaAllocator hAllocator);
@ -4383,6 +4385,34 @@ void VmaAllocation_T::FreeUserDataString(VmaAllocator hAllocator)
}
}
void VmaAllocation_T::BlockAllocMap()
{
VMA_ASSERT(GetType() == ALLOCATION_TYPE_BLOCK);
if((m_MapCount & ~MAP_COUNT_FLAG_PERSISTENT_MAP) < 0x7F)
{
++m_MapCount;
}
else
{
VMA_ASSERT(0 && "Allocation mapped too many times simultaneously.");
}
}
void VmaAllocation_T::BlockAllocUnmap()
{
VMA_ASSERT(GetType() == ALLOCATION_TYPE_BLOCK);
if((m_MapCount & ~MAP_COUNT_FLAG_PERSISTENT_MAP) != 0)
{
--m_MapCount;
}
else
{
VMA_ASSERT(0 && "Unmapping allocation not previously mapped.");
}
}
VkResult VmaAllocation_T::DedicatedAllocMap(VmaAllocator hAllocator, void** ppData)
{
VMA_ASSERT(GetType() == ALLOCATION_TYPE_DEDICATED);
@ -7454,6 +7484,7 @@ VkResult VmaAllocator_T::Map(VmaAllocation hAllocation, void** ppData)
if(res == VK_SUCCESS)
{
*ppData = pBytes + (ptrdiff_t)hAllocation->GetOffset();
hAllocation->BlockAllocMap();
}
return res;
}
@ -7472,6 +7503,7 @@ void VmaAllocator_T::Unmap(VmaAllocation hAllocation)
case VmaAllocation_T::ALLOCATION_TYPE_BLOCK:
{
VmaDeviceMemoryBlock* const pBlock = hAllocation->GetBlock();
hAllocation->BlockAllocUnmap();
pBlock->Unmap(this);
}
break;