renderer_vulkan: bound async presentation queue growth
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		| @@ -102,8 +102,8 @@ PresentManager::PresentManager(const vk::Instance& instance_, | |||||||
|       memory_allocator{memory_allocator_}, scheduler{scheduler_}, swapchain{swapchain_}, |       memory_allocator{memory_allocator_}, scheduler{scheduler_}, swapchain{swapchain_}, | ||||||
|       surface{surface_}, blit_supported{CanBlitToSwapchain(device.GetPhysical(), |       surface{surface_}, blit_supported{CanBlitToSwapchain(device.GetPhysical(), | ||||||
|                                                            swapchain.GetImageViewFormat())}, |                                                            swapchain.GetImageViewFormat())}, | ||||||
|       use_present_thread{Settings::values.async_presentation.GetValue()}, |       use_present_thread{Settings::values.async_presentation.GetValue()} { | ||||||
|       image_count{swapchain.GetImageCount()} { |     SetImageCount(); | ||||||
|  |  | ||||||
|     auto& dld = device.GetLogical(); |     auto& dld = device.GetLogical(); | ||||||
|     cmdpool = dld.CreateCommandPool({ |     cmdpool = dld.CreateCommandPool({ | ||||||
| @@ -289,7 +289,14 @@ void PresentManager::PresentThread(std::stop_token token) { | |||||||
|  |  | ||||||
| void PresentManager::RecreateSwapchain(Frame* frame) { | void PresentManager::RecreateSwapchain(Frame* frame) { | ||||||
|     swapchain.Create(*surface, frame->width, frame->height); |     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) { | void PresentManager::CopyToSwapchain(Frame* frame) { | ||||||
|   | |||||||
| @@ -62,6 +62,8 @@ private: | |||||||
|  |  | ||||||
|     void RecreateSwapchain(Frame* frame); |     void RecreateSwapchain(Frame* frame); | ||||||
|  |  | ||||||
|  |     void SetImageCount(); | ||||||
|  |  | ||||||
| private: | private: | ||||||
|     const vk::Instance& instance; |     const vk::Instance& instance; | ||||||
|     Core::Frontend::EmuWindow& render_window; |     Core::Frontend::EmuWindow& render_window; | ||||||
|   | |||||||
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