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Merge pull request #474 from IAmNotHanni/master

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Add new tests for advanced data uploading
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Adam Sawicki 2025-04-01 17:37:05 +02:00 • committed by GitHub
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1 changed files with 245 additions and 0 deletions
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src/Tests.cpp
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@ -6153,6 +6153,248 @@ static void TestMemoryUsage()
}
}
static void TestDataUploadingWithStagingBuffer()
{
wprintf(L"Testing data uploading with staging buffer...\n");
// Generate some random data to fill the uniform buffer with.
const VkDeviceSize bufferSize = 65536;
std::vector<std::uint8_t> bufferData(bufferSize);
for (auto& bufferByte : bufferData) {
bufferByte = static_cast<std::uint8_t>(rand());
}
VkBufferCreateInfo uniformBufferCI = { VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO };
uniformBufferCI.size = bufferSize;
uniformBufferCI.usage = VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT | VK_BUFFER_USAGE_TRANSFER_DST_BIT; // Change this if you want to create another type of buffer.
VmaAllocationCreateInfo uniformBufferAllocCI = {};
uniformBufferAllocCI.usage = VMA_MEMORY_USAGE_AUTO;
VkBuffer uniformBuffer = VK_NULL_HANDLE;
VmaAllocation uniformBufferAlloc = VK_NULL_HANDLE;
VmaAllocationInfo uniformBufferAllocInfo = {};
VkResult result = vmaCreateBuffer(g_hAllocator, &uniformBufferCI, &uniformBufferAllocCI, &uniformBuffer, &uniformBufferAlloc, &uniformBufferAllocInfo);
TEST(result == VK_SUCCESS);
VkBufferCreateInfo stagingBufferCI = { VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO };
stagingBufferCI.size = bufferSize;
stagingBufferCI.usage = VK_BUFFER_USAGE_TRANSFER_SRC_BIT;
VmaAllocationCreateInfo stagingBufferAllocCI = {};
stagingBufferAllocCI.usage = VMA_MEMORY_USAGE_AUTO;
stagingBufferAllocCI.flags = VMA_ALLOCATION_CREATE_HOST_ACCESS_SEQUENTIAL_WRITE_BIT | VMA_ALLOCATION_CREATE_MAPPED_BIT;
VkBuffer stagingBuffer = VK_NULL_HANDLE;
VmaAllocation stagingBufferAlloc = {};
VmaAllocationInfo stagingBufferAllocInfo = {};
result = vmaCreateBuffer(g_hAllocator, &stagingBufferCI, &stagingBufferAllocCI, &stagingBuffer, &stagingBufferAlloc, &stagingBufferAllocInfo);
TEST(result == VK_SUCCESS);
TEST(stagingBufferAllocInfo.pMappedData != nullptr);
vmaCopyMemoryToAllocation(g_hAllocator, bufferData.data(), stagingBufferAlloc, 0, bufferData.size());
BeginSingleTimeCommands();
VkBufferMemoryBarrier bufferMemBarrier = { VK_STRUCTURE_TYPE_BUFFER_MEMORY_BARRIER };
bufferMemBarrier.srcAccessMask = VK_ACCESS_HOST_WRITE_BIT;
bufferMemBarrier.dstAccessMask = VK_ACCESS_TRANSFER_READ_BIT;
bufferMemBarrier.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
bufferMemBarrier.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
bufferMemBarrier.buffer = stagingBuffer;
bufferMemBarrier.offset = 0;
bufferMemBarrier.size = VK_WHOLE_SIZE;
vkCmdPipelineBarrier(g_hTemporaryCommandBuffer, VK_PIPELINE_STAGE_HOST_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, 0, 0, nullptr, 1, &bufferMemBarrier, 0, nullptr);
VkBufferCopy bufferCopy = {};
bufferCopy.srcOffset = 0;
bufferCopy.dstOffset = 0;
bufferCopy.size = bufferSize;
vkCmdCopyBuffer(g_hTemporaryCommandBuffer, stagingBuffer, uniformBuffer, 1, &bufferCopy);
VkBufferMemoryBarrier bufferMemBarrier2 = { VK_STRUCTURE_TYPE_BUFFER_MEMORY_BARRIER };
bufferMemBarrier2.srcAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT;
bufferMemBarrier2.dstAccessMask = VK_ACCESS_UNIFORM_READ_BIT; // Change this if you want to create another type of buffer.
bufferMemBarrier2.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
bufferMemBarrier2.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
bufferMemBarrier2.buffer = uniformBuffer;
bufferMemBarrier2.offset = 0;
bufferMemBarrier2.size = VK_WHOLE_SIZE;
vkCmdPipelineBarrier(g_hTemporaryCommandBuffer, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_VERTEX_SHADER_BIT, 0, 0, nullptr, 1, &bufferMemBarrier2, 0, nullptr);
EndSingleTimeCommands();
vmaDestroyBuffer(g_hAllocator, stagingBuffer, stagingBufferAlloc);
vmaDestroyBuffer(g_hAllocator, uniformBuffer, uniformBufferAlloc);
}
static void TestDataUploadingWithMappedMemory() {
wprintf(L"Testing data uploading with mapped memory...\n");
// Generate some random data to fill the uniform buffer with.
const VkDeviceSize bufferSize = 65536;
std::vector<std::uint8_t> bufferData(bufferSize);
for (auto& bufferByte : bufferData) {
bufferByte = static_cast<std::uint8_t>(rand() % 256);
}
VkBufferCreateInfo uniformBufferCI = { VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO };
uniformBufferCI.size = bufferSize;
uniformBufferCI.usage = VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT; // Change this if you want to create another type of buffer.
VmaAllocationCreateInfo uniformBufferAllocCI = {};
uniformBufferAllocCI.usage = VMA_MEMORY_USAGE_AUTO;
uniformBufferAllocCI.flags = VMA_ALLOCATION_CREATE_HOST_ACCESS_SEQUENTIAL_WRITE_BIT | VMA_ALLOCATION_CREATE_MAPPED_BIT; // We want memory to be mapped.
VkBuffer uniformBuffer = VK_NULL_HANDLE;
VmaAllocation uniformBufferAlloc = VK_NULL_HANDLE;
VmaAllocationInfo uniformBufferAllocInfo = {};
VkResult result = vmaCreateBuffer(g_hAllocator, &uniformBufferCI, &uniformBufferAllocCI, &uniformBuffer, &uniformBufferAlloc, &uniformBufferAllocInfo);
TEST(result == VK_SUCCESS);
// We need to check if the uniform buffer really ended up in mappable memory.
VkMemoryPropertyFlags memPropFlags;
vmaGetAllocationMemoryProperties(g_hAllocator, uniformBufferAlloc, &memPropFlags);
TEST(memPropFlags & VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT);
TEST(uniformBufferAllocInfo.pMappedData != nullptr);
vmaCopyMemoryToAllocation(g_hAllocator, bufferData.data(), uniformBufferAlloc, 0, bufferData.size());
BeginSingleTimeCommands();
VkBufferMemoryBarrier bufferMemBarrier = { VK_STRUCTURE_TYPE_BUFFER_MEMORY_BARRIER };
bufferMemBarrier.srcAccessMask = VK_ACCESS_HOST_WRITE_BIT;
bufferMemBarrier.dstAccessMask = VK_ACCESS_UNIFORM_READ_BIT; // Change this if you want to create another type of buffer.
bufferMemBarrier.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
bufferMemBarrier.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
bufferMemBarrier.buffer = uniformBuffer;
bufferMemBarrier.offset = 0;
bufferMemBarrier.size = VK_WHOLE_SIZE;
vkCmdPipelineBarrier(g_hTemporaryCommandBuffer, VK_PIPELINE_STAGE_HOST_BIT, VK_PIPELINE_STAGE_VERTEX_SHADER_BIT, 0, 0, nullptr, 1, &bufferMemBarrier, 0, nullptr);
EndSingleTimeCommands();
vmaDestroyBuffer(g_hAllocator, uniformBuffer, uniformBufferAlloc);
}
static void TestAdvancedDataUploading() {
wprintf(L"Testing advanced data uploading...\n");
// Generate some random data to fill the uniform buffer with.
const VkDeviceSize bufferSize = 65536;
std::vector<std::uint8_t> bufferData(bufferSize);
for (auto& bufferByte : bufferData) {
bufferByte = static_cast<std::uint8_t>(rand() % 256);
}
VkBufferCreateInfo uniformBufferCI = { VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO };
uniformBufferCI.size = bufferSize;
uniformBufferCI.usage = VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT | VK_BUFFER_USAGE_TRANSFER_DST_BIT; // Change this if you want to create another type of buffer.
VmaAllocationCreateInfo uniformBufferAllocCI = {};
uniformBufferAllocCI.usage = VMA_MEMORY_USAGE_AUTO;
uniformBufferAllocCI.flags = VMA_ALLOCATION_CREATE_HOST_ACCESS_SEQUENTIAL_WRITE_BIT | VMA_ALLOCATION_CREATE_HOST_ACCESS_ALLOW_TRANSFER_INSTEAD_BIT
| VMA_ALLOCATION_CREATE_MAPPED_BIT;
VkBuffer uniformBuffer = VK_NULL_HANDLE;
VmaAllocation uniformBufferAlloc = {};
VmaAllocationInfo uniformBufferAllocInfo = {};
VkResult result = vmaCreateBuffer(g_hAllocator, &uniformBufferCI, &uniformBufferAllocCI, &uniformBuffer, &uniformBufferAlloc, &uniformBufferAllocInfo);
TEST(result == VK_SUCCESS);
VkMemoryPropertyFlags memPropFlags;
vmaGetAllocationMemoryProperties(g_hAllocator, uniformBufferAlloc, &memPropFlags);
if (memPropFlags & VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT) {
// The allocation ended up as mapped memory.
TEST(uniformBufferAllocInfo.pMappedData != nullptr);
vmaCopyMemoryToAllocation(g_hAllocator, bufferData.data(), uniformBufferAlloc, 0, bufferData.size());
BeginSingleTimeCommands();
VkBufferMemoryBarrier bufferMemBarrier = { VK_STRUCTURE_TYPE_BUFFER_MEMORY_BARRIER };
bufferMemBarrier.srcAccessMask = VK_ACCESS_HOST_WRITE_BIT;
bufferMemBarrier.dstAccessMask = VK_ACCESS_UNIFORM_READ_BIT; // Change this if you want to create another type of buffer.
bufferMemBarrier.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
bufferMemBarrier.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
bufferMemBarrier.buffer = uniformBuffer;
bufferMemBarrier.offset = 0;
bufferMemBarrier.size = VK_WHOLE_SIZE;
vkCmdPipelineBarrier(g_hTemporaryCommandBuffer, VK_PIPELINE_STAGE_HOST_BIT, VK_PIPELINE_STAGE_VERTEX_SHADER_BIT, 0, 0, nullptr, 1, &bufferMemBarrier, 0, nullptr);
EndSingleTimeCommands();
}
else {
// The allocation did not end up in mapped memory, so we need a staging buffer and a copy operation to update it.
VkBufferCreateInfo stagingBufferCI = { VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO };
stagingBufferCI.size = bufferSize;
stagingBufferCI.usage = VK_BUFFER_USAGE_TRANSFER_SRC_BIT;
VmaAllocationCreateInfo stagingBufferAllocCI = {};
stagingBufferAllocCI.usage = VMA_MEMORY_USAGE_AUTO;
stagingBufferAllocCI.flags = VMA_ALLOCATION_CREATE_HOST_ACCESS_SEQUENTIAL_WRITE_BIT | VMA_ALLOCATION_CREATE_MAPPED_BIT;
VkBuffer stagingBuffer = VK_NULL_HANDLE;
VmaAllocation stagingBufferAlloc = {};
VmaAllocationInfo stagingBufferAllocInfo = {};
result = vmaCreateBuffer(g_hAllocator, &stagingBufferCI, &stagingBufferAllocCI, &stagingBuffer, &stagingBufferAlloc, &stagingBufferAllocInfo);
TEST(result == VK_SUCCESS);
TEST(stagingBufferAllocInfo.pMappedData != nullptr);
vmaCopyMemoryToAllocation(g_hAllocator, bufferData.data(), stagingBufferAlloc, 0, bufferData.size());
result = vmaFlushAllocation(g_hAllocator, uniformBufferAlloc, 0, VK_WHOLE_SIZE);
TEST(result == VK_SUCCESS);
BeginSingleTimeCommands();
VkBufferMemoryBarrier bufferMemBarrier = { VK_STRUCTURE_TYPE_BUFFER_MEMORY_BARRIER };
bufferMemBarrier.srcAccessMask = VK_ACCESS_HOST_WRITE_BIT;
bufferMemBarrier.dstAccessMask = VK_ACCESS_TRANSFER_READ_BIT;
bufferMemBarrier.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
bufferMemBarrier.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
bufferMemBarrier.buffer = stagingBuffer;
bufferMemBarrier.offset = 0;
bufferMemBarrier.size = VK_WHOLE_SIZE;
vkCmdPipelineBarrier(g_hTemporaryCommandBuffer, VK_PIPELINE_STAGE_HOST_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, 0, 0, nullptr, 1, &bufferMemBarrier, 0, nullptr);
VkBufferCopy bufferCopy = {};
bufferCopy.srcOffset = 0;
bufferCopy.dstOffset = 0;
bufferCopy.size = bufferSize;
vkCmdCopyBuffer(g_hTemporaryCommandBuffer, stagingBuffer, uniformBuffer, 1, &bufferCopy);
VkBufferMemoryBarrier bufferMemBarrier2 = { VK_STRUCTURE_TYPE_BUFFER_MEMORY_BARRIER };
bufferMemBarrier2.srcAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT;
bufferMemBarrier2.dstAccessMask = VK_ACCESS_UNIFORM_READ_BIT; // Change this if you want to create another type of buffer.
bufferMemBarrier2.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
bufferMemBarrier2.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
bufferMemBarrier2.buffer = uniformBuffer;
bufferMemBarrier2.offset = 0;
bufferMemBarrier2.size = VK_WHOLE_SIZE;
vkCmdPipelineBarrier(g_hTemporaryCommandBuffer, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_VERTEX_SHADER_BIT, 0, 0, nullptr, 1, &bufferMemBarrier2, 0, nullptr);
EndSingleTimeCommands();
vmaDestroyBuffer(g_hAllocator, stagingBuffer, stagingBufferAlloc);
}
vmaDestroyBuffer(g_hAllocator, uniformBuffer, uniformBufferAlloc);
}
static uint32_t FindDeviceCoherentMemoryTypeBits()
{
VkPhysicalDeviceMemoryProperties memProps;
@ -8352,6 +8594,9 @@ void Test()
TestAllocationsInitialization();
#endif
TestMemoryUsage();
TestDataUploadingWithStagingBuffer();
TestDataUploadingWithMappedMemory();
TestAdvancedDataUploading();
TestDeviceCoherentMemory();
TestStatistics();
TestAliasing();