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rsx: Fix present modes ordering 

- Newer nvidia drivers are not exposing IMMEDIATE present mode unless you change options in nvidia control panel
  This can cause severe performance degradation unless the vsync option is set to "off" in control panel
This commit is contained in:
kd-11 2018-08-19 15:34:51 +03:00 committed by kd-11
parent 386e301ea0
commit 25ec3789fe
1 changed files with 13 additions and 5 deletions
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18
rpcs3/Emu/RSX/VK/VKHelpers.h
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@ -1682,11 +1682,19 @@ public:
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)