From 3c65c8580f80445f0501d02c8d5590198a50b3b3 Mon Sep 17 00:00:00 2001 From: ameerj <52414509+ameerj@users.noreply.github.com> Date: Sun, 29 Aug 2021 01:12:17 -0400 Subject: [PATCH 1/2] vk_swapchain: Prefer linear swapchain format when presenting sRGB images Fixes broken sRGB when presenting from a secondary GPU. --- src/video_core/renderer_vulkan/vk_blit_screen.cpp | 2 +- src/video_core/renderer_vulkan/vk_swapchain.cpp | 13 ++++++------- src/video_core/renderer_vulkan/vk_swapchain.h | 6 +++--- 3 files changed, 10 insertions(+), 11 deletions(-) diff --git a/src/video_core/renderer_vulkan/vk_blit_screen.cpp b/src/video_core/renderer_vulkan/vk_blit_screen.cpp index 5c43b8acf..3a78c9daa 100644 --- a/src/video_core/renderer_vulkan/vk_blit_screen.cpp +++ b/src/video_core/renderer_vulkan/vk_blit_screen.cpp @@ -356,7 +356,7 @@ void VKBlitScreen::CreateDescriptorPool() { void VKBlitScreen::CreateRenderPass() { const VkAttachmentDescription color_attachment{ .flags = 0, - .format = swapchain.GetImageFormat(), + .format = swapchain.GetImageViewFormat(), .samples = VK_SAMPLE_COUNT_1_BIT, .loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR, .storeOp = VK_ATTACHMENT_STORE_OP_STORE, diff --git a/src/video_core/renderer_vulkan/vk_swapchain.cpp b/src/video_core/renderer_vulkan/vk_swapchain.cpp index d990eefba..d0a731660 100644 --- a/src/video_core/renderer_vulkan/vk_swapchain.cpp +++ b/src/video_core/renderer_vulkan/vk_swapchain.cpp @@ -20,16 +20,15 @@ namespace Vulkan { namespace { -VkSurfaceFormatKHR ChooseSwapSurfaceFormat(vk::Span formats, bool srgb) { +VkSurfaceFormatKHR ChooseSwapSurfaceFormat(vk::Span formats) { if (formats.size() == 1 && formats[0].format == VK_FORMAT_UNDEFINED) { VkSurfaceFormatKHR format; format.format = VK_FORMAT_B8G8R8A8_UNORM; format.colorSpace = VK_COLOR_SPACE_SRGB_NONLINEAR_KHR; return format; } - const auto& found = std::find_if(formats.begin(), formats.end(), [srgb](const auto& format) { - const auto request_format = srgb ? VK_FORMAT_B8G8R8A8_SRGB : VK_FORMAT_B8G8R8A8_UNORM; - return format.format == request_format && + const auto& found = std::find_if(formats.begin(), formats.end(), [](const auto& format) { + return format.format == VK_FORMAT_B8G8R8A8_UNORM && format.colorSpace == VK_COLOR_SPACE_SRGB_NONLINEAR_KHR; }); return found != formats.end() ? *found : formats[0]; @@ -145,7 +144,7 @@ void VKSwapchain::CreateSwapchain(const VkSurfaceCapabilitiesKHR& capabilities, const auto formats{physical_device.GetSurfaceFormatsKHR(surface)}; const auto present_modes{physical_device.GetSurfacePresentModesKHR(surface)}; - const VkSurfaceFormatKHR surface_format{ChooseSwapSurfaceFormat(formats, srgb)}; + const VkSurfaceFormatKHR surface_format{ChooseSwapSurfaceFormat(formats)}; const VkPresentModeKHR present_mode{ChooseSwapPresentMode(present_modes)}; u32 requested_image_count{capabilities.minImageCount + 1}; @@ -191,7 +190,7 @@ void VKSwapchain::CreateSwapchain(const VkSurfaceCapabilitiesKHR& capabilities, images = swapchain.GetImages(); image_count = static_cast(images.size()); - image_format = surface_format.format; + image_view_format = srgb ? VK_FORMAT_B8G8R8A8_SRGB : VK_FORMAT_B8G8R8A8_UNORM; } void VKSwapchain::CreateSemaphores() { @@ -207,7 +206,7 @@ void VKSwapchain::CreateImageViews() { .flags = 0, .image = {}, .viewType = VK_IMAGE_VIEW_TYPE_2D, - .format = image_format, + .format = image_view_format, .components = { .r = VK_COMPONENT_SWIZZLE_IDENTITY, diff --git a/src/video_core/renderer_vulkan/vk_swapchain.h b/src/video_core/renderer_vulkan/vk_swapchain.h index 35c2cdc14..cd472dd0a 100644 --- a/src/video_core/renderer_vulkan/vk_swapchain.h +++ b/src/video_core/renderer_vulkan/vk_swapchain.h @@ -68,8 +68,8 @@ public: return *image_views[index]; } - VkFormat GetImageFormat() const { - return image_format; + VkFormat GetImageViewFormat() const { + return image_view_format; } private: @@ -96,7 +96,7 @@ private: u32 image_index{}; u32 frame_index{}; - VkFormat image_format{}; + VkFormat image_view_format{}; VkExtent2D extent{}; bool current_srgb{}; From 27f8f3333f8e87e87c7b7dfebdc466bb96ab0a48 Mon Sep 17 00:00:00 2001 From: ameerj <52414509+ameerj@users.noreply.github.com> Date: Sun, 29 Aug 2021 01:52:09 -0400 Subject: [PATCH 2/2] vulkan_device: Enable VK_KHR_swapchain_mutable_format if available Silences validation errors when creating sRGB image views of linear swapchain images --- src/video_core/renderer_vulkan/vk_swapchain.cpp | 11 +++++++++++ src/video_core/vulkan_common/vulkan_device.cpp | 10 ++++++++++ src/video_core/vulkan_common/vulkan_device.h | 6 ++++++ 3 files changed, 27 insertions(+) diff --git a/src/video_core/renderer_vulkan/vk_swapchain.cpp b/src/video_core/renderer_vulkan/vk_swapchain.cpp index d0a731660..e5318e52d 100644 --- a/src/video_core/renderer_vulkan/vk_swapchain.cpp +++ b/src/video_core/renderer_vulkan/vk_swapchain.cpp @@ -179,6 +179,17 @@ void VKSwapchain::CreateSwapchain(const VkSurfaceCapabilitiesKHR& capabilities, swapchain_ci.queueFamilyIndexCount = static_cast(queue_indices.size()); swapchain_ci.pQueueFamilyIndices = queue_indices.data(); } + static constexpr std::array view_formats{VK_FORMAT_B8G8R8A8_UNORM, VK_FORMAT_B8G8R8A8_SRGB}; + VkImageFormatListCreateInfo format_list{ + .sType = VK_STRUCTURE_TYPE_IMAGE_FORMAT_LIST_CREATE_INFO_KHR, + .pNext = nullptr, + .viewFormatCount = static_cast(view_formats.size()), + .pViewFormats = view_formats.data(), + }; + if (device.IsKhrSwapchainMutableFormatEnabled()) { + format_list.pNext = std::exchange(swapchain_ci.pNext, &format_list); + swapchain_ci.flags |= VK_SWAPCHAIN_CREATE_MUTABLE_FORMAT_BIT_KHR; + } // Request the size again to reduce the possibility of a TOCTOU race condition. const auto updated_capabilities = physical_device.GetSurfaceCapabilitiesKHR(surface); swapchain_ci.imageExtent = ChooseSwapExtent(updated_capabilities, width, height); diff --git a/src/video_core/vulkan_common/vulkan_device.cpp b/src/video_core/vulkan_common/vulkan_device.cpp index 86ca4be54..24821c1a3 100644 --- a/src/video_core/vulkan_common/vulkan_device.cpp +++ b/src/video_core/vulkan_common/vulkan_device.cpp @@ -839,6 +839,8 @@ std::vector Device::LoadExtensions(bool requires_surface) { bool has_khr_shader_float16_int8{}; bool has_khr_workgroup_memory_explicit_layout{}; bool has_khr_pipeline_executable_properties{}; + bool has_khr_image_format_list{}; + bool has_khr_swapchain_mutable_format{}; bool has_ext_subgroup_size_control{}; bool has_ext_transform_feedback{}; bool has_ext_custom_border_color{}; @@ -888,6 +890,9 @@ std::vector Device::LoadExtensions(bool requires_surface) { test(has_ext_shader_atomic_int64, VK_KHR_SHADER_ATOMIC_INT64_EXTENSION_NAME, false); test(has_khr_workgroup_memory_explicit_layout, VK_KHR_WORKGROUP_MEMORY_EXPLICIT_LAYOUT_EXTENSION_NAME, false); + test(has_khr_image_format_list, VK_KHR_IMAGE_FORMAT_LIST_EXTENSION_NAME, false); + test(has_khr_swapchain_mutable_format, VK_KHR_SWAPCHAIN_MUTABLE_FORMAT_EXTENSION_NAME, + false); test(has_ext_line_rasterization, VK_EXT_LINE_RASTERIZATION_EXTENSION_NAME, false); if (Settings::values.enable_nsight_aftermath) { test(nv_device_diagnostics_config, VK_NV_DEVICE_DIAGNOSTICS_CONFIG_EXTENSION_NAME, @@ -1066,6 +1071,11 @@ std::vector Device::LoadExtensions(bool requires_surface) { khr_pipeline_executable_properties = true; } } + if (has_khr_image_format_list && has_khr_swapchain_mutable_format) { + extensions.push_back(VK_KHR_IMAGE_FORMAT_LIST_EXTENSION_NAME); + extensions.push_back(VK_KHR_SWAPCHAIN_MUTABLE_FORMAT_EXTENSION_NAME); + khr_swapchain_mutable_format = true; + } if (khr_push_descriptor) { VkPhysicalDevicePushDescriptorPropertiesKHR push_descriptor; push_descriptor.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_PUSH_DESCRIPTOR_PROPERTIES_KHR; diff --git a/src/video_core/vulkan_common/vulkan_device.h b/src/video_core/vulkan_common/vulkan_device.h index 234d74129..5599c38c5 100644 --- a/src/video_core/vulkan_common/vulkan_device.h +++ b/src/video_core/vulkan_common/vulkan_device.h @@ -224,6 +224,11 @@ public: return khr_pipeline_executable_properties; } + /// Returns true if VK_KHR_swapchain_mutable_format is enabled. + bool IsKhrSwapchainMutableFormatEnabled() const { + return khr_swapchain_mutable_format; + } + /// Returns true if the device supports VK_KHR_workgroup_memory_explicit_layout. bool IsKhrWorkgroupMemoryExplicitLayoutSupported() const { return khr_workgroup_memory_explicit_layout; @@ -390,6 +395,7 @@ private: bool khr_workgroup_memory_explicit_layout{}; ///< Support for explicit workgroup layouts. bool khr_push_descriptor{}; ///< Support for VK_KHR_push_descritor. bool khr_pipeline_executable_properties{}; ///< Support for executable properties. + bool khr_swapchain_mutable_format{}; ///< Support for VK_KHR_swapchain_mutable_format. bool ext_index_type_uint8{}; ///< Support for VK_EXT_index_type_uint8. bool ext_sampler_filter_minmax{}; ///< Support for VK_EXT_sampler_filter_minmax. bool ext_depth_range_unrestricted{}; ///< Support for VK_EXT_depth_range_unrestricted.