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Fixup for nvidia vulkan performance problems #5008

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Aug 19, 2018
Merged

Fixup for nvidia vulkan performance problems #5008

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18 changes: 13 additions & 5 deletions rpcs3/Emu/RSX/VK/VKHelpers.h
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Original file line number Diff line number Diff line change
Expand Up @@ -1682,11 +1682,19 @@ namespace vk
VkPresentModeKHR swapchain_present_mode = VK_PRESENT_MODE_FIFO_KHR;
std::vector<VkPresentModeKHR> preferred_modes;

//List of preferred modes in decreasing desirability
if (g_cfg.video.vsync)
preferred_modes = { VK_PRESENT_MODE_MAILBOX_KHR };
else if (!g_cfg.video.vk.force_fifo)
preferred_modes = { VK_PRESENT_MODE_IMMEDIATE_KHR, VK_PRESENT_MODE_FIFO_RELAXED_KHR, VK_PRESENT_MODE_MAILBOX_KHR };
if (!g_cfg.video.vk.force_fifo)
{
// List of preferred modes in decreasing desirability
// NOTE: Always picks "triple-buffered vsync" types if possible
if (g_cfg.video.vsync)
{
preferred_modes = { VK_PRESENT_MODE_MAILBOX_KHR };
}
else
{
preferred_modes = { VK_PRESENT_MODE_IMMEDIATE_KHR, VK_PRESENT_MODE_MAILBOX_KHR, VK_PRESENT_MODE_FIFO_RELAXED_KHR };
}
}

bool mode_found = false;
for (VkPresentModeKHR preferred_mode : preferred_modes)
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