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Merge pull request #12345 from liamwhite/a-flock-of-seagulls

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renderer_vulkan: cap async presentation frame count
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liamwhite 2023-12-16 13:58:00 -05:00 committed by GitHub
commit 927be75616
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2 changed files with 12 additions and 3 deletions
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13
src/video_core/renderer_vulkan/vk_present_manager.cpp
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@ -102,8 +102,8 @@ PresentManager::PresentManager(const vk::Instance& instance_,
memory_allocator{memory_allocator_}, scheduler{scheduler_}, swapchain{swapchain_},
surface{surface_}, blit_supported{CanBlitToSwapchain(device.GetPhysical(),
swapchain.GetImageViewFormat())},
use_present_thread{Settings::values.async_presentation.GetValue()},
image_count{swapchain.GetImageCount()} {
use_present_thread{Settings::values.async_presentation.GetValue()} {
SetImageCount();
auto& dld = device.GetLogical();
cmdpool = dld.CreateCommandPool({
@ -289,7 +289,14 @@ void PresentManager::PresentThread(std::stop_token token) {
void PresentManager::RecreateSwapchain(Frame* frame) {
swapchain.Create(*surface, frame->width, frame->height);
image_count = swapchain.GetImageCount();
SetImageCount();
}
void PresentManager::SetImageCount() {
// We cannot have more than 5 images in flight at any given time.
// FRAMES_IN_FLIGHT is 7, and the cache TICKS_TO_DESTROY is 6.
// Mali drivers will give us 6.
image_count = std::min<size_t>(swapchain.GetImageCount(), 5);
}
void PresentManager::CopyToSwapchain(Frame* frame) {

2
src/video_core/renderer_vulkan/vk_present_manager.h
View file

@ -62,6 +62,8 @@ private:
void RecreateSwapchain(Frame* frame);
void SetImageCount();
private:
const vk::Instance& instance;
Core::Frontend::EmuWindow& render_window;