diff options
| -rw-r--r-- | src/video_core/CMakeLists.txt | 4 | ||||
| -rw-r--r-- | src/video_core/renderer_vulkan/vk_swapchain.cpp | 210 | ||||
| -rw-r--r-- | src/video_core/renderer_vulkan/vk_swapchain.h | 92 |
3 files changed, 305 insertions, 1 deletions
diff --git a/src/video_core/CMakeLists.txt b/src/video_core/CMakeLists.txt index 14b76680f..44c761d3e 100644 --- a/src/video_core/CMakeLists.txt +++ b/src/video_core/CMakeLists.txt @@ -128,7 +128,9 @@ if (ENABLE_VULKAN) renderer_vulkan/vk_scheduler.cpp renderer_vulkan/vk_scheduler.h renderer_vulkan/vk_stream_buffer.cpp - renderer_vulkan/vk_stream_buffer.h) + renderer_vulkan/vk_stream_buffer.h + renderer_vulkan/vk_swapchain.cpp + renderer_vulkan/vk_swapchain.h) target_include_directories(video_core PRIVATE ../../externals/Vulkan-Headers/include) target_compile_definitions(video_core PRIVATE HAS_VULKAN) diff --git a/src/video_core/renderer_vulkan/vk_swapchain.cpp b/src/video_core/renderer_vulkan/vk_swapchain.cpp new file mode 100644 index 000000000..08279e562 --- /dev/null +++ b/src/video_core/renderer_vulkan/vk_swapchain.cpp @@ -0,0 +1,210 @@ +// Copyright 2019 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include <algorithm> +#include <array> +#include <limits> +#include <vector> + +#include "common/assert.h" +#include "common/logging/log.h" +#include "core/core.h" +#include "core/frontend/framebuffer_layout.h" +#include "video_core/renderer_vulkan/declarations.h" +#include "video_core/renderer_vulkan/vk_device.h" +#include "video_core/renderer_vulkan/vk_resource_manager.h" +#include "video_core/renderer_vulkan/vk_swapchain.h" + +namespace Vulkan { + +namespace { +vk::SurfaceFormatKHR ChooseSwapSurfaceFormat(const std::vector<vk::SurfaceFormatKHR>& formats) { + if (formats.size() == 1 && formats[0].format == vk::Format::eUndefined) { + return {vk::Format::eB8G8R8A8Unorm, vk::ColorSpaceKHR::eSrgbNonlinear}; + } + const auto& found = std::find_if(formats.begin(), formats.end(), [](const auto& format) { + return format.format == vk::Format::eB8G8R8A8Unorm && + format.colorSpace == vk::ColorSpaceKHR::eSrgbNonlinear; + }); + return found != formats.end() ? *found : formats[0]; +} + +vk::PresentModeKHR ChooseSwapPresentMode(const std::vector<vk::PresentModeKHR>& modes) { + // Mailbox doesn't lock the application like fifo (vsync), prefer it + const auto& found = std::find_if(modes.begin(), modes.end(), [](const auto& mode) { + return mode == vk::PresentModeKHR::eMailbox; + }); + return found != modes.end() ? *found : vk::PresentModeKHR::eFifo; +} + +vk::Extent2D ChooseSwapExtent(const vk::SurfaceCapabilitiesKHR& capabilities, u32 width, + u32 height) { + constexpr auto undefined_size{std::numeric_limits<u32>::max()}; + if (capabilities.currentExtent.width != undefined_size) { + return capabilities.currentExtent; + } + vk::Extent2D extent = {width, height}; + extent.width = std::max(capabilities.minImageExtent.width, + std::min(capabilities.maxImageExtent.width, extent.width)); + extent.height = std::max(capabilities.minImageExtent.height, + std::min(capabilities.maxImageExtent.height, extent.height)); + return extent; +} +} // namespace + +VKSwapchain::VKSwapchain(vk::SurfaceKHR surface, const VKDevice& device) + : surface{surface}, device{device} {} + +VKSwapchain::~VKSwapchain() = default; + +void VKSwapchain::Create(u32 width, u32 height) { + const auto dev = device.GetLogical(); + const auto& dld = device.GetDispatchLoader(); + const auto physical_device = device.GetPhysical(); + + const vk::SurfaceCapabilitiesKHR capabilities{ + physical_device.getSurfaceCapabilitiesKHR(surface, dld)}; + if (capabilities.maxImageExtent.width == 0 || capabilities.maxImageExtent.height == 0) { + return; + } + + dev.waitIdle(dld); + Destroy(); + + CreateSwapchain(capabilities, width, height); + CreateSemaphores(); + CreateImageViews(); + + fences.resize(image_count, nullptr); +} + +void VKSwapchain::AcquireNextImage() { + const auto dev{device.GetLogical()}; + const auto& dld{device.GetDispatchLoader()}; + dev.acquireNextImageKHR(*swapchain, std::numeric_limits<u64>::max(), + *present_semaphores[frame_index], {}, &image_index, dld); + + if (auto& fence = fences[image_index]; fence) { + fence->Wait(); + fence->Release(); + fence = nullptr; + } +} + +bool VKSwapchain::Present(vk::Semaphore render_semaphore, VKFence& fence) { + const vk::Semaphore present_semaphore{*present_semaphores[frame_index]}; + const std::array<vk::Semaphore, 2> semaphores{present_semaphore, render_semaphore}; + const u32 wait_semaphore_count{render_semaphore ? 2U : 1U}; + const auto& dld{device.GetDispatchLoader()}; + const auto present_queue{device.GetPresentQueue()}; + bool recreated = false; + + const vk::PresentInfoKHR present_info(wait_semaphore_count, semaphores.data(), 1, + &swapchain.get(), &image_index, {}); + switch (const auto result = present_queue.presentKHR(&present_info, dld); result) { + case vk::Result::eSuccess: + break; + case vk::Result::eErrorOutOfDateKHR: + if (current_width > 0 && current_height > 0) { + Create(current_width, current_height); + recreated = true; + } + break; + default: + LOG_CRITICAL(Render_Vulkan, "Vulkan failed to present swapchain due to {}!", + vk::to_string(result)); + UNREACHABLE(); + } + + ASSERT(fences[image_index] == nullptr); + fences[image_index] = &fence; + frame_index = (frame_index + 1) % image_count; + return recreated; +} + +bool VKSwapchain::HasFramebufferChanged(const Layout::FramebufferLayout& framebuffer) const { + // TODO(Rodrigo): Handle framebuffer pixel format changes + return framebuffer.width != current_width || framebuffer.height != current_height; +} + +void VKSwapchain::CreateSwapchain(const vk::SurfaceCapabilitiesKHR& capabilities, u32 width, + u32 height) { + const auto dev{device.GetLogical()}; + const auto& dld{device.GetDispatchLoader()}; + const auto physical_device{device.GetPhysical()}; + + const std::vector<vk::SurfaceFormatKHR> formats{ + physical_device.getSurfaceFormatsKHR(surface, dld)}; + + const std::vector<vk::PresentModeKHR> present_modes{ + physical_device.getSurfacePresentModesKHR(surface, dld)}; + + const vk::SurfaceFormatKHR surface_format{ChooseSwapSurfaceFormat(formats)}; + const vk::PresentModeKHR present_mode{ChooseSwapPresentMode(present_modes)}; + extent = ChooseSwapExtent(capabilities, width, height); + + current_width = extent.width; + current_height = extent.height; + + u32 requested_image_count{capabilities.minImageCount + 1}; + if (capabilities.maxImageCount > 0 && requested_image_count > capabilities.maxImageCount) { + requested_image_count = capabilities.maxImageCount; + } + + vk::SwapchainCreateInfoKHR swapchain_ci( + {}, surface, requested_image_count, surface_format.format, surface_format.colorSpace, + extent, 1, vk::ImageUsageFlagBits::eColorAttachment, {}, {}, {}, + capabilities.currentTransform, vk::CompositeAlphaFlagBitsKHR::eOpaque, present_mode, false, + {}); + + const u32 graphics_family{device.GetGraphicsFamily()}; + const u32 present_family{device.GetPresentFamily()}; + const std::array<u32, 2> queue_indices{graphics_family, present_family}; + if (graphics_family != present_family) { + swapchain_ci.imageSharingMode = vk::SharingMode::eConcurrent; + swapchain_ci.queueFamilyIndexCount = static_cast<u32>(queue_indices.size()); + swapchain_ci.pQueueFamilyIndices = queue_indices.data(); + } else { + swapchain_ci.imageSharingMode = vk::SharingMode::eExclusive; + } + + swapchain = dev.createSwapchainKHRUnique(swapchain_ci, nullptr, dld); + + images = dev.getSwapchainImagesKHR(*swapchain, dld); + image_count = static_cast<u32>(images.size()); + image_format = surface_format.format; +} + +void VKSwapchain::CreateSemaphores() { + const auto dev{device.GetLogical()}; + const auto& dld{device.GetDispatchLoader()}; + + present_semaphores.resize(image_count); + for (std::size_t i = 0; i < image_count; i++) { + present_semaphores[i] = dev.createSemaphoreUnique({}, nullptr, dld); + } +} + +void VKSwapchain::CreateImageViews() { + const auto dev{device.GetLogical()}; + const auto& dld{device.GetDispatchLoader()}; + + image_views.resize(image_count); + for (std::size_t i = 0; i < image_count; i++) { + const vk::ImageViewCreateInfo image_view_ci({}, images[i], vk::ImageViewType::e2D, + image_format, {}, + {vk::ImageAspectFlagBits::eColor, 0, 1, 0, 1}); + image_views[i] = dev.createImageViewUnique(image_view_ci, nullptr, dld); + } +} + +void VKSwapchain::Destroy() { + frame_index = 0; + present_semaphores.clear(); + framebuffers.clear(); + image_views.clear(); + swapchain.reset(); +} + +} // namespace Vulkan diff --git a/src/video_core/renderer_vulkan/vk_swapchain.h b/src/video_core/renderer_vulkan/vk_swapchain.h new file mode 100644 index 000000000..2ad84f185 --- /dev/null +++ b/src/video_core/renderer_vulkan/vk_swapchain.h @@ -0,0 +1,92 @@ +// Copyright 2019 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include <vector> + +#include "common/common_types.h" +#include "video_core/renderer_vulkan/declarations.h" + +namespace Layout { +struct FramebufferLayout; +} + +namespace Vulkan { + +class VKDevice; +class VKFence; + +class VKSwapchain { +public: + explicit VKSwapchain(vk::SurfaceKHR surface, const VKDevice& device); + ~VKSwapchain(); + + /// Creates (or recreates) the swapchain with a given size. + void Create(u32 width, u32 height); + + /// Acquires the next image in the swapchain, waits as needed. + void AcquireNextImage(); + + /// Presents the rendered image to the swapchain. Returns true when the swapchains had to be + /// recreated. Takes responsability for the ownership of fence. + bool Present(vk::Semaphore render_semaphore, VKFence& fence); + + /// Returns true when the framebuffer layout has changed. + bool HasFramebufferChanged(const Layout::FramebufferLayout& framebuffer) const; + + const vk::Extent2D& GetSize() const { + return extent; + } + + u32 GetImageCount() const { + return image_count; + } + + u32 GetImageIndex() const { + return image_index; + } + + vk::Image GetImageIndex(u32 index) const { + return images[index]; + } + + vk::ImageView GetImageViewIndex(u32 index) const { + return *image_views[index]; + } + + vk::Format GetImageFormat() const { + return image_format; + } + +private: + void CreateSwapchain(const vk::SurfaceCapabilitiesKHR& capabilities, u32 width, u32 height); + void CreateSemaphores(); + void CreateImageViews(); + + void Destroy(); + + const vk::SurfaceKHR surface; + const VKDevice& device; + + UniqueSwapchainKHR swapchain; + + u32 image_count{}; + std::vector<vk::Image> images; + std::vector<UniqueImageView> image_views; + std::vector<UniqueFramebuffer> framebuffers; + std::vector<VKFence*> fences; + std::vector<UniqueSemaphore> present_semaphores; + + u32 image_index{}; + u32 frame_index{}; + + vk::Format image_format{}; + vk::Extent2D extent{}; + + u32 current_width{}; + u32 current_height{}; +}; + +} // namespace Vulkan |