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https://github.com/GPUOpen-LibrariesAndSDKs/VulkanMemoryAllocator
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Minor improvement in VmaBlockVector::Allocate. TestPool_SameSize: Added test for it.
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@ -1585,6 +1585,23 @@ static void TestPool_SameSize()
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items.clear();
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////////////////////////////////////////////////////////////////////////////////
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// Test for allocation too large for pool
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{
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VmaAllocationCreateInfo allocCreateInfo = {};
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allocCreateInfo.pool = pool;
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VkMemoryRequirements memReq;
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memReq.memoryTypeBits = UINT32_MAX;
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memReq.alignment = 1;
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memReq.size = poolCreateInfo.blockSize + 4;
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VmaAllocation alloc = nullptr;
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res = vmaAllocateMemory(g_hAllocator, &memReq, &allocCreateInfo, &alloc, nullptr);
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assert(res == VK_ERROR_OUT_OF_DEVICE_MEMORY && alloc == nullptr);
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}
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vmaDestroyPool(g_hAllocator, pool);
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}
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@ -6694,6 +6694,12 @@ VkResult VmaBlockVector::Allocate(
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VmaSuballocationType suballocType,
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VmaAllocation* pAllocation)
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{
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// Early reject: requested allocation size is larger that maximum block size for this block vector.
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if(size > m_PreferredBlockSize)
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{
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return VK_ERROR_OUT_OF_DEVICE_MEMORY;
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}
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const bool mapped = (createInfo.flags & VMA_ALLOCATION_CREATE_MAPPED_BIT) != 0;
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const bool isUserDataString = (createInfo.flags & VMA_ALLOCATION_CREATE_USER_DATA_COPY_STRING_BIT) != 0;
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