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Improving performance, but breaking vertex buffers

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Dynamitos
2020-10-30 18:45:35 +01:00
parent 84b3fa29bf
commit 41710220ec
25 changed files with 164 additions and 62 deletions
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src/Engine/Graphics/Vulkan/VulkanAllocator.cpp
+7 -4
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@@ -286,21 +286,22 @@ void StagingManager::clearPending()
PStagingBuffer StagingManager::allocateStagingBuffer(uint32 size, VkBufferUsageFlags usage, bool bCPURead)
{
std::unique_lock l(lock);
for (auto it = freeBuffers.begin(); it != freeBuffers.end(); ++it)
{
auto freeBuffer = *it;
if (freeBuffer->allocation->getSize() == size && freeBuffer->allocation->isReadable() == bCPURead)
if (freeBuffer->getSize() == size && freeBuffer->isReadable() == bCPURead && freeBuffer->usage == usage)
{
std::cout << "Reusing staging buffer" << std::endl;
activeBuffers.add(freeBuffer.getHandle());
freeBuffers.remove(it, false);
return freeBuffer;
}
}
std::cout << "Creating new stagingbuffer" << std::endl;
PStagingBuffer stagingBuffer = new StagingBuffer();
VkBufferCreateInfo stagingBufferCreateInfo = init::BufferCreateInfo(usage, size);
stagingBufferCreateInfo.sharingMode = VK_SHARING_MODE_EXCLUSIVE;
VkDevice vulkanDevice = graphics->getDevice();
VK_CHECK(vkCreateBuffer(vulkanDevice, &stagingBufferCreateInfo, nullptr, &stagingBuffer->buffer));
@@ -319,9 +320,11 @@ PStagingBuffer StagingManager::allocateStagingBuffer(uint32 size, VkBufferUsageF
memReqs.memoryRequirements.alignment =
(16 > memReqs.memoryRequirements.alignment) ? 16 : memReqs.memoryRequirements.alignment;
stagingBuffer->allocation = allocator->allocate(memReqs, VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | (bCPURead ? VK_MEMORY_PROPERTY_HOST_COHERENT_BIT : VK_MEMORY_PROPERTY_HOST_CACHED_BIT), stagingBuffer->buffer);
stagingBuffer->bReadable = bCPURead;
stagingBuffer->size = size;
stagingBuffer->usage = usage;
vkBindBufferMemory(graphics->getDevice(), stagingBuffer->buffer, stagingBuffer->getMemoryHandle(), stagingBuffer->getOffset());
activeBuffers.add(stagingBuffer.getHandle());