eden-emu/VulkanMemoryAllocator
15
0
Fork 0
mirror of https://github.com/GPUOpen-LibrariesAndSDKs/VulkanMemoryAllocator.git synced 2025-05-30 08:27:44 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

Clarify documentation of VmaAllocationInfo::size

Browse source 
Added test for it. Regenerated documentation.
This commit is contained in:
Adam Sawicki 2020-06-24 17:41:09 +02:00
parent 1ebda1eecc
commit aaa1a56167
13 changed files with 15748 additions and 15690 deletions
Download patch file Download diff file Expand all files Collapse all files

38
src/Tests.cpp
View file

@ -2641,6 +2641,8 @@ static void TestGetAllocatorInfo()
static void TestBasics()
{
wprintf(L"Test basics\n");
VkResult res;
TestGetAllocatorInfo();
@ -2691,6 +2693,41 @@ static void TestBasics()
TestInvalidAllocations();
}
static void TestAllocationVersusResourceSize()
{
wprintf(L"Test allocation versus resource size\n");
VkBufferCreateInfo bufCreateInfo = { VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO };
bufCreateInfo.size = 22921; // Prime number
bufCreateInfo.usage = VK_BUFFER_USAGE_TRANSFER_SRC_BIT | VK_BUFFER_USAGE_TRANSFER_DST_BIT;
VmaAllocationCreateInfo allocCreateInfo = {};
allocCreateInfo.usage = VMA_MEMORY_USAGE_CPU_ONLY;
for(uint32_t i = 0; i < 2; ++i)
{
allocCreateInfo.flags = (i == 1) ? VMA_ALLOCATION_CREATE_DEDICATED_MEMORY_BIT : 0;
AllocInfo info;
info.CreateBuffer(bufCreateInfo, allocCreateInfo);
VmaAllocationInfo allocInfo = {};
vmaGetAllocationInfo(g_hAllocator, info.m_Allocation, &allocInfo);
//wprintf(L" Buffer size = %llu, allocation size = %llu\n", bufCreateInfo.size, allocInfo.size);
// Map and test accessing entire area of the allocation, not only the buffer.
void* mappedPtr = nullptr;
VkResult res = vmaMapMemory(g_hAllocator, info.m_Allocation, &mappedPtr);
TEST(res == VK_SUCCESS);
memset(mappedPtr, 0xCC, (size_t)allocInfo.size);
vmaUnmapMemory(g_hAllocator, info.m_Allocation);
info.Destroy();
}
}
static void TestPool_MinBlockCount()
{
#if defined(VMA_DEBUG_MARGIN) && VMA_DEBUG_MARGIN > 0
@ -6296,6 +6333,7 @@ void Test()
// # Simple tests
TestBasics();
TestAllocationVersusResourceSize();
//TestGpuData(); // Not calling this because it's just testing the testing environment.
#if VMA_DEBUG_MARGIN
TestDebugMargin();