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Small fix in VmaBlock::Free (thanks @dylanede for pointing this!)

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This commit is contained in:
Adam Sawicki 2017-07-11 15:00:11 +02:00
parent a59788d60d
commit f30ee85a15
1 changed files with 9 additions and 31 deletions
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40
src/vk_mem_alloc.h
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@ -3146,42 +3146,20 @@ void VmaBlock::FreeSuballocation(VmaSuballocationList::iterator suballocItem)
void VmaBlock::Free(const VmaAllocation allocation) void VmaBlock::Free(const VmaAllocation allocation)
{ {
// If suballocation to free has offset smaller than half of allocation size, search forward.
// Otherwise search backward.
const VkDeviceSize allocationOffset = allocation->GetOffset(); const VkDeviceSize allocationOffset = allocation->GetOffset();
const bool forwardDirection = allocationOffset < (m_Size / 2); for(VmaSuballocationList::iterator suballocItem = m_Suballocations.begin();
if(forwardDirection) suballocItem != m_Suballocations.end();
++suballocItem)
{ {
for(VmaSuballocationList::iterator suballocItem = m_Suballocations.begin(); VmaSuballocation& suballoc = *suballocItem;
suballocItem != m_Suballocations.end(); if(suballoc.offset == allocationOffset)
++suballocItem)
{ {
VmaSuballocation& suballoc = *suballocItem; FreeSuballocation(suballocItem);
if(suballoc.offset == allocationOffset) VMA_HEAVY_ASSERT(Validate());
{ return;
FreeSuballocation(suballocItem);
VMA_HEAVY_ASSERT(Validate());
return;
}
} }
VMA_ASSERT(0 && "Not found!");
}
else
{
for(VmaSuballocationList::iterator suballocItem = m_Suballocations.begin();
suballocItem != m_Suballocations.end();
++suballocItem)
{
VmaSuballocation& suballoc = *suballocItem;
if(suballoc.offset == allocationOffset)
{
FreeSuballocation(suballocItem);
VMA_HEAVY_ASSERT(Validate());
return;
}
}
VMA_ASSERT(0 && "Not found!");
} }
VMA_ASSERT(0 && "Not found!");
} }
#if VMA_STATS_STRING_ENABLED #if VMA_STATS_STRING_ENABLED