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Vulkan: Submit fewer command buffers in deferred EFB copies mode

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This commit is contained in:
Stenzek
2018-11-05 23:09:34 +10:00
parent 8e2c063d62
commit 66b6e72c5e
4 changed files with 29 additions and 6 deletions
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21
Source/Core/VideoBackends/Vulkan/StateTracker.cpp
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@ -513,7 +513,7 @@ void StateTracker::OnDraw()
}
}
void StateTracker::OnReadback()
void StateTracker::OnCPUEFBAccess()
{
// Check this isn't another access without any draws inbetween.
if (!m_cpu_accesses_this_frame.empty() && m_cpu_accesses_this_frame.back() == m_draw_counter)
@ -523,9 +523,28 @@ void StateTracker::OnReadback()
m_cpu_accesses_this_frame.emplace_back(m_draw_counter);
}
void StateTracker::OnEFBCopyToRAM()
{
// If we're not deferring, try to preempt it next frame.
if (!g_ActiveConfig.bDeferEFBCopies)
{
OnCPUEFBAccess();
return;
}
// Otherwise, only execute if we have at least 10 objects between us and the last copy.
const u32 diff = m_draw_counter - m_last_efb_copy_draw_counter;
m_last_efb_copy_draw_counter = m_draw_counter;
if (diff < MINIMUM_DRAW_CALLS_PER_COMMAND_BUFFER_FOR_READBACK)
return;
Util::ExecuteCurrentCommandsAndRestoreState(true);
}
void StateTracker::OnEndFrame()
{
m_draw_counter = 0;
m_last_efb_copy_draw_counter = 0;
m_scheduled_command_buffer_kicks.clear();
// If we have no CPU access at all, leave everything in the one command buffer for maximum