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Vulkan: Only submit init/upload command buffer when it has commands

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This way we're not submitting empty buffers when it's unnecessary.
This commit is contained in:
Stenzek 2016-09-28 23:04:02 +10:00
commit 5f66cf5ed7
2 changed files with 12 additions and 1 deletions
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9
Source/Core/VideoBackends/Vulkan/CommandBufferManager.cpp
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@ -83,6 +83,7 @@ bool CommandBufferManager::CreateCommandBuffers()
for (FrameResources& resources : m_frame_resources)
{
resources.init_command_buffer_used = false;
resources.needs_fence_wait = false;
VkCommandBufferAllocateInfo allocate_info = {
@ -325,6 +326,13 @@ void CommandBufferManager::SubmitCommandBuffer(size_t index, VkSemaphore wait_se
0,
nullptr};
// If the init command buffer did not have any commands recorded, don't submit it.
if (!m_frame_resources[index].init_command_buffer_used)
{
submit_info.commandBufferCount = 1;
submit_info.pCommandBuffers = &m_frame_resources[index].command_buffers[1];
}
if (wait_semaphore != VK_NULL_HANDLE)
{
submit_info.pWaitSemaphores = &wait_semaphore;
@ -407,6 +415,7 @@ void CommandBufferManager::ActivateCommandBuffer()
// Reset command buffer to beginning since we can re-use the memory now
VkCommandBufferBeginInfo begin_info = {VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO, nullptr,
VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT, nullptr};
resources.init_command_buffer_used = false;
for (VkCommandBuffer command_buffer : resources.command_buffers)
{
res = vkResetCommandBuffer(command_buffer, 0);